/* ==========================================================================
   EasySched — interface design system
   New Sinai School and Colleges Sta. Rosa, Inc.

   Structure: tokens -> reset -> primitives -> components -> responsive -> print.
   Every value below resolves from the token block; there are no theme
   overrides stacked on top of each other and no `!important` except the one
   `[hidden]` contract that script.js relies on to show and hide regions.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Tokens
   -------------------------------------------------------------------------- */
:root {
  color-scheme: light;

  --bg: #f4f6f2;
  --bg-sunken: #edeeea;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-hover: #f3f5f1;
  --surface-sunken: #edf1ee;

  --border: rgba(120, 144, 133, 0.2);
  --border-strong: rgba(97, 129, 112, 0.36);
  --border-hairline: rgba(18, 38, 30, 0.08);

  --text: #182d28;
  --text-secondary: #2d4f45;
  --text-muted: #5d736b;
  --text-inverse: #f4faf6;

  --accent: #4f8b67;
  --accent-hover: #407d5a;
  --accent-active: #2f6650;
  --accent-ink: #183f34;
  --accent-soft: #e5f1ea;
  --accent-soft-strong: #d2e8dc;
  --gold: #b7892d;
  --gold-soft: #f8f0de;
  --gold-line: rgba(183, 137, 45, 0.32);
  --lab-surface: color-mix(in srgb, var(--gold) 30%, var(--surface));

  --success: #3d8f60;
  --success-soft: #e7f6ed;
  --warning: #b77b11;
  --warning-soft: #fdf2db;
  --danger: #ba4d40;
  --danger-soft: #fdeceb;
  --danger-line: rgba(186, 77, 64, 0.28);
  --info: #3b6d88;
  --info-soft: #edf4f9;

  --focus-ring: #4f8b67;
  --focus-halo: rgba(79, 139, 103, 0.12);

  --shadow-xs: 0 1px 1px rgba(0,0,0,0.04);
  --shadow-sm: 0 10px 18px rgba(0,0,0,0.08);
  --shadow-md: 0 16px 30px rgba(0,0,0,0.09);
  --shadow-lg: 0 24px 52px rgba(0,0,0,0.12);

  --r-xs: 7px;
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 18px;
  --r-xl: 24px;
  --r-pill: 999px;

  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 20px;
  --s-6: 24px;
  --s-7: 32px;
  --s-8: 40px;
  --s-9: 56px;

  --font-sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI Variable Text", "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Iowan Old Style", Georgia, "Palatino Linotype", Palatino, "Book Antiqua", ui-serif, serif;
  --font-mono: ui-monospace, "SFMono-Regular", "Cascadia Mono", "Consolas", "Liberation Mono", monospace;

  --sidebar-w: 260px;
  --topbar-h: 72px;
  --content-max: 1480px;
  --panel-pad: var(--s-5);

  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --fast: 120ms;
  --base: 200ms;

  --select-caret: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235d7268' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9.5l6 6 6-6'/%3E%3C/svg%3E");
}

[data-theme="dark"] {
  color-scheme: dark;

  --bg: #0b1715;
  --bg-sunken: #10241f;
  --surface: rgba(27, 40, 35, 0.88);
  --surface-hover: #1a2d28;
  --surface-sunken: #132b26;

  --border: rgba(137, 170, 156, 0.2);
  --border-strong: rgba(160, 191, 176, 0.34);
  --border-hairline: rgba(255,255,255,0.06);

  --text: #edf8f1;
  --text-secondary: #d6e7dc;
  --text-muted: #a4b8b0;
  --text-inverse: #112a25;

  --accent: #8ad0a4;
  --accent-hover: #9fddb9;
  --accent-active: #74c18c;
  --accent-ink: #dff8e9;
  --accent-soft: rgba(138, 208, 164, 0.16);
  --accent-soft-strong: rgba(138, 208, 164, 0.24);
  --gold: #d9b86c;
  --gold-soft: rgba(217, 184, 108, 0.15);
  --gold-line: rgba(217, 184, 108, 0.32);

  --success: #8bd7a7;
  --success-soft: rgba(139, 215, 167, 0.14);
  --warning: #e6bd68;
  --warning-soft: rgba(230, 189, 104, 0.12);
  --danger: #ef9d91;
  --danger-soft: rgba(239, 157, 145, 0.14);
  --danger-line: rgba(239, 157, 145, 0.28);
  --info: #a5d3ee;
  --info-soft: rgba(165, 211, 238, 0.12);

  --focus-ring: #9fe0b6;
  --focus-halo: rgba(159, 224, 182, 0.18);

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 10px 22px rgba(0, 0, 0, 0.26);
  --shadow-md: 0 18px 38px rgba(0, 0, 0, 0.32);
  --shadow-lg: 0 24px 56px rgba(0, 0, 0, 0.38);

  --select-caret: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a4b8b0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9.5l6 6 6-6'/%3E%3C/svg%3E");
}

/* --------------------------------------------------------------------------
   2. Reset and base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  min-width: 320px;
  background: var(--bg);
  /* Reserve the scrollbar gutter so locking body scroll for a dialog does not
     shift the whole layout sideways. */
  scrollbar-gutter: stable;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  background: linear-gradient(180deg, #f3f6f2 0%, #edf3ee 18%, #f6f7f5 100%);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
  letter-spacing: -0.006em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

[data-theme="dark"] body {
  background: linear-gradient(180deg, #0b1715 0%, #102520 18%, #0d1f1b 100%);
  color: var(--text);
}

/* script.js toggles `hidden` on views, panels, table cells and role-gated
   controls. This single declaration is the contract that makes that reliable. */
[hidden] { display: none !important; }

button,
input,
select,
textarea { font: inherit; color: inherit; letter-spacing: inherit; }

button { cursor: pointer; background: none; border: 0; transition: transform var(--fast) var(--ease); }
button:disabled { cursor: not-allowed; opacity: 0.5; }
button:not(:disabled):hover { transform: translateY(-1px) scale(1.015); }

a { color: var(--accent-ink); text-underline-offset: 2px; }

img { max-width: 100%; }

svg { display: block; flex: none; }

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
  border-radius: var(--r-xs);
}

::selection { background: var(--accent-soft-strong); color: var(--text); }

::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  border: 3px solid transparent;
  border-radius: var(--r-pill);
  background: var(--border-strong);
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); background-clip: content-box; }

h1, h2, h3, h4, p { margin-top: 0; }
h1, h2, h3, h4 { color: var(--text); line-height: 1.18; font-weight: 600; }

h1 {
  margin-bottom: var(--s-2);
  font-family: var(--font-serif);
  font-size: clamp(27px, 3vw, 36px);
  font-weight: 400;
  letter-spacing: -0.02em;
}

h2 {
  margin-bottom: var(--s-1);
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.015em;
}

h3 { margin-bottom: 0; font-size: 15px; letter-spacing: -0.01em; }

/* --------------------------------------------------------------------------
   3. Text primitives
   -------------------------------------------------------------------------- */
.muted { color: var(--text-muted); }

.eyebrow {
  margin: 0 0 var(--s-1);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: var(--s-2);
  left: var(--s-2);
  padding: 10px 14px;
  border-radius: var(--r-sm);
  background: var(--accent);
  color: var(--text-inverse);
  font-weight: 600;
  text-decoration: none;
  box-shadow: var(--shadow-md);
  transform: translateY(-200%);
  transition: transform var(--base) var(--ease);
}
.skip-link:focus { transform: translateY(0); }

kbd {
  display: inline-block;
  min-width: 18px;
  padding: 1px 5px;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: var(--r-xs);
  background: var(--surface);
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 600;
  text-align: center;
}

.noscript-banner {
  padding: var(--s-4) var(--s-6);
  border-bottom: 1px solid var(--gold-line);
  background: var(--gold-soft);
  color: var(--text);
  text-align: center;
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   4. Brand lockup
   -------------------------------------------------------------------------- */
.brand-lockup {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: var(--s-3);
}
.brand-lockup > div { min-width: 0; }
.brand-lockup strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 400;
  letter-spacing: -0.015em;
}
.brand-lockup span {
  display: block;
  margin-top: 1px;
  color: var(--text-muted);
  font-size: 11px;
  line-height: 1.35;
}
.brand-logo {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  border-radius: 50%;
  background: var(--surface);
  object-fit: cover;
  box-shadow: 0 0 0 1px var(--border), 0 2px 6px rgba(38, 34, 22, 0.1);
}

/* --------------------------------------------------------------------------
   5. Buttons
   -------------------------------------------------------------------------- */
.button {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 550;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--fast) ease, border-color var(--fast) ease,
    color var(--fast) ease, box-shadow var(--fast) ease, transform var(--fast) ease;
}
.button:hover:not(:disabled) { transform: translateY(-2px) scale(1.015); }
.button:active:not(:disabled) { transform: translateY(0.5px); }
.button svg { width: 15px; height: 15px; }

.button-primary {
  background: linear-gradient(180deg, #90d6a7 0%, #7fc79a 100%);
  color: #183b31;
  box-shadow: 0 8px 18px rgba(116, 193, 146, 0.2);
}
.button-primary:hover:not(:disabled) { background: linear-gradient(180deg, #9ee0b5 0%, #88cf9f 100%); }
.button-primary:active:not(:disabled) { background: linear-gradient(180deg, #85cd9c 0%, #73bc8b 100%); }

.button-secondary {
  border-color: var(--accent-soft-strong);
  background: var(--accent-soft);
  color: var(--accent-ink);
}
.button-secondary:hover:not(:disabled) { border-color: var(--accent); background: var(--accent-soft-strong); }

.button-ghost {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  box-shadow: var(--shadow-xs);
}
.button-ghost:hover:not(:disabled) { border-color: var(--border-strong); background: var(--surface-hover); color: var(--text); }

.button-danger {
  border-color: var(--danger-line);
  background: var(--danger-soft);
  color: var(--danger);
}
.button-danger:hover:not(:disabled) { border-color: var(--danger); }
/* Destructive row actions repeat on every row, so they stay quiet until hovered
   and let the record itself hold the reader's attention. */
.row-actions .button-danger { border-color: var(--border); background: var(--surface); color: var(--text-secondary); }
.row-actions .button-danger:hover:not(:disabled) { border-color: var(--danger-line); background: var(--danger-soft); color: var(--danger); }

.button-wide { width: 100%; }
.button-small { min-height: 30px; padding: 5px 10px; font-size: 12px; }
.button-small svg { width: 13px; height: 13px; }

.icon-button {
  display: inline-flex;
  width: 34px;
  height: 34px;
  flex: none;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  color: var(--text-secondary);
  transition: background var(--fast) ease, color var(--fast) ease,
    border-color var(--fast) ease, transform var(--fast) ease;
}
.icon-button:hover { transform: translateY(-1px) scale(1.06); background: var(--surface-hover); color: var(--text); }
.icon-button svg { width: 18px; height: 18px; }
.icon-button.outlined { border-color: var(--border); background: var(--surface); box-shadow: var(--shadow-xs); }
.icon-button.outlined:hover { border-color: var(--border-strong); }

/* --------------------------------------------------------------------------
   6. Form controls
   -------------------------------------------------------------------------- */
.field { display: grid; gap: 6px; margin-bottom: var(--s-4); min-width: 0; }
.day-field { align-self: start; }
.field label { color: var(--text-secondary); font-size: 12.5px; font-weight: 550; }
.field-hint { color: var(--text-muted); font-size: 11.5px; }

.field input,
.field select,
.field-inline select,
.search-field input {
  width: 100%;
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  background: var(--surface);
  color: var(--text);
  font-size: 13.5px;
  transition: border-color var(--fast) ease, box-shadow var(--fast) ease, background var(--fast) ease;
}
.field input::placeholder { color: var(--text-muted); }

.field select,
.field-inline select {
  appearance: none;
  padding-right: 34px;
  background-image: var(--select-caret);
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 16px;
  cursor: pointer;
}

.field input:hover,
.field select:hover { border-color: var(--text-muted); }

.field input:focus,
.field select:focus,
.field-inline select:focus,
.search-field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-halo);
  outline: 0;
}

.field input:disabled,
.field select:disabled { background: var(--surface-sunken); color: var(--text-muted); }

.form-error {
  display: flex;
  min-height: 20px;
  align-items: center;
  gap: 6px;
  margin: 0 0 var(--s-3);
  color: var(--danger);
  font-size: 12.5px;
  font-weight: 500;
}
.form-error:empty { min-height: 0; margin-bottom: 0; }
.form-error:not(:empty)::before {
  content: "";
  width: 14px;
  height: 14px;
  flex: none;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 8v4.5M12 16h.01'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 8v4.5M12 16h.01'/%3E%3C/svg%3E") center / contain no-repeat;
}

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--s-4); }
.form-grid .full { grid-column: 1 / -1; }

/* Input paired with an inline action, e.g. "send verification code". */
.field-with-action { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--s-2); }
.field-with-action .button { min-height: 42px; }

/* Captcha challenge */
.captcha-image-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 42px;
  gap: var(--s-2);
  align-items: stretch;
  margin-bottom: var(--s-2);
}
.captcha-image-row img {
  display: block;
  width: 100%;
  height: 92px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  background: var(--surface-sunken);
  object-fit: contain;
}
.captcha-refresh {
  display: inline-flex;
  width: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  background: var(--surface);
  color: var(--accent-ink);
  transition: border-color var(--fast) ease, background var(--fast) ease, transform var(--fast) var(--ease);
}
.captcha-refresh svg { width: 18px; height: 18px; }
.captcha-refresh:hover { border-color: var(--accent); background: var(--accent-soft); }

/* --------------------------------------------------------------------------
  7. Public landing page
  -------------------------------------------------------------------------- */
.public-home { background: #edf5f1; color: #143d34; }
.public-home a { color: inherit; text-decoration: none; }
.home-header { position: sticky; z-index: 20; top: 0; display: flex; min-height: 66px; align-items: center; justify-content: space-between; gap: 28px; padding: 10px max(5vw, 24px); background: #083d32; color: #f4fbf6; box-shadow: 0 4px 20px rgba(4, 34, 27, .16); }
.home-brand { display: inline-flex; min-width: max-content; align-items: center; gap: 9px; font-size: 18px; font-weight: 750; }
.home-brand img { width: 38px; height: 38px; object-fit: contain; }
.home-nav, .home-footer nav { display: flex; align-items: center; gap: clamp(16px, 3vw, 36px); }
.home-nav a, .home-footer nav a { font-size: 17px; font-weight: 700; opacity: .9; transition: opacity 140ms ease; }
.home-nav a:hover, .home-footer nav a:hover { opacity: 1; }
.home-login { display: inline-flex; min-height: 44px; align-items: center; gap: 10px; padding: 0 20px; border-radius: 5px; background: #a8e8ce; color: #103b32; font-size: 14px; font-weight: 750; transition: transform 180ms cubic-bezier(.2,.7,.2,1), box-shadow 180ms ease, background 180ms ease; }
.home-login:hover, .home-button-primary:hover { background: #c2f1dc; }
.home-hero { position: relative; display: flex; min-height: min(560px, 72vh); align-items: center; overflow: hidden; padding: 66px max(9vw, 28px) 84px; background: #073a30; color: #fff; isolation: isolate; }
.home-hero-photo { position: absolute; z-index: -2; inset: 0; background: url("assets/school-building-clear.png") center 44% / cover no-repeat; }
.home-hero::before { position: absolute; z-index: -1; inset: 0; content: ""; background: linear-gradient(90deg, rgba(3, 43, 34, .94) 0%, rgba(3, 48, 38, .8) 41%, rgba(3, 48, 38, .22) 100%), linear-gradient(0deg, rgba(1, 40, 32, .38), transparent 42%); }
.home-hero-content { width: min(720px, 100%); animation: home-rise 650ms cubic-bezier(.2,.7,.2,1) both; }
.home-kicker { display: inline-flex; gap: 9px; margin: 0 0 18px; padding: 7px 12px; border: 1px solid rgba(195, 239, 218, .28); border-radius: 3px; background: rgba(8, 90, 69, .42); color: #c9f5df; font-size: 13px; font-weight: 700; }
.home-kicker span { color: #f0cf82; }
.home-hero h1 { margin: 0; color: #fff; font-size: clamp(40px, 6vw, 70px); font-weight: 760; line-height: .99; }
.home-hero h1 span { color: #83d8b5; }
.home-hero h2 { margin: 18px 0 9px; color: #e9f8ef; font-size: clamp(19px, 2.2vw, 26px); font-weight: 600; }
.home-hero-content > p:not(.home-kicker) { max-width: 520px; margin: 0; color: rgba(238, 250, 243, .9); font-size: 17px; line-height: 1.55; }
.home-hero-actions, .home-cta-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.home-button { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; gap: 14px; padding: 0 22px; border: 1px solid transparent; border-radius: 5px; font-size: 14px; font-weight: 750; cursor: pointer; transition: background 180ms ease, border-color 180ms ease, transform 180ms cubic-bezier(.2,.7,.2,1), box-shadow 180ms ease, filter 180ms ease; }
.home-button:hover, .home-login:hover, .home-contact-submit:hover { transform: translateY(-3px) scale(1.025); box-shadow: 0 10px 24px rgba(4, 34, 27, .2); filter: brightness(1.04); }
.home-login:active, .home-button:active, .home-contact-submit:active { transform: translateY(-1px) scale(.99); }
.home-login:focus-visible, .home-button:focus-visible, .home-contact-submit:focus-visible { outline: 3px solid #f1d38b; outline-offset: 3px; }
.home-button-primary { background: #36b889; color: #073c31; }
.home-button-outline { border-color: rgba(220, 244, 230, .55); color: #fff !important; }
.home-button-outline:hover { background: rgba(255, 255, 255, .1); }
.home-scroll { position: absolute; bottom: 17px; left: 50%; display: grid; justify-items: center; gap: 5px; color: rgba(239, 251, 244, .9) !important; font-size: 11px; text-transform: uppercase; transform: translateX(-50%); }
.home-scroll span { width: 15px; height: 23px; border: 1px solid rgba(239, 251, 244, .8); border-radius: 10px; }
.home-scroll span::after { display: block; width: 2px; height: 5px; margin: 4px auto; background: #fff; content: ""; animation: home-scroll 1.3s ease-in-out infinite; }
.home-section { padding: 72px max(6vw, 24px) 76px; }
.home-section-heading { margin: 0 auto 27px; text-align: center; }
.home-eyebrow { margin: 0 0 8px; color: #168468; font-size: 11px; font-weight: 800; letter-spacing: .17em; text-transform: uppercase; }
.home-section-heading h2, .home-about h2 { margin: 0; color: #163d34; font-size: clamp(27px, 3vw, 38px); line-height: 1.18; }
.home-section-heading > p:last-child { margin: 9px 0 0; color: #57736a; font-size: 15px; line-height: 1.55; }
.home-feature-grid { display: grid; max-width: 1160px; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 15px; margin: auto; }
.home-feature { min-height: 190px; padding: 20px 18px; border: 1px solid #d0e5dc; border-radius: 7px; background: rgba(255,255,255,.76); box-shadow: 0 6px 18px rgba(19, 69, 54, .06); }
.home-feature-icon, .home-step-icon { display: grid; width: 43px; height: 43px; place-items: center; border-radius: 50%; background: #11785e; color: #eafff4; }
.home-feature h3, .home-benefit-grid h3 { margin: 14px 0 7px; color: #17473b; font-size: 16px; line-height: 1.3; }
.home-feature p, .home-benefit-grid p { margin: 0; color: #5a746b; font-size: 14px; line-height: 1.6; }
.home-steps, .home-benefits { padding: 64px max(6vw, 24px) 68px; background: #073f34; color: #effaf4; }
.home-section-heading-inverse h2 { color: #f3fbf6; }
.home-section-heading-inverse .home-eyebrow { color: #95dbbd; }
.home-step-grid { display: grid; max-width: 1080px; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; margin: 0 auto; padding: 0; list-style: none; counter-reset: home-step; }
.home-step-grid li { position: relative; text-align: center; counter-increment: home-step; }
.home-step-grid li:not(:last-child)::after { position: absolute; top: 22px; right: -20px; color: #8dd3b4; content: "→"; font-size: 17px; }
.home-step-icon { width: 48px; height: 48px; margin: 0 auto 10px; border: 1px solid #4ab08b; background: #0d624e; }
.home-step-grid h3 { margin: 0 0 6px; color: #fff; font-size: 16px; }
.home-step-grid p { max-width: 220px; margin: 0 auto; color: #c7e4d6; font-size: 14px; line-height: 1.6; }
.home-about { display: grid; max-width: 1240px; grid-template-columns: minmax(270px, .85fr) minmax(0, 1.15fr); align-items: center; gap: clamp(35px, 7vw, 85px); margin: auto; padding: 72px max(6vw, 24px); }
.home-about h2 { max-width: 460px; font-size: clamp(28px, 3vw, 38px); }
.home-about-copy > p:not(.home-eyebrow) { max-width: 560px; margin: 14px 0 18px; color: #567168; font-size: 15px; line-height: 1.7; }
.home-about ul { display: grid; gap: 10px; margin: 0; padding: 0; color: #31594d; font-size: 14px; font-weight: 600; list-style: none; }
.home-about li { display: flex; align-items: center; gap: 8px; }
.home-about li svg { color: #168468; }
.home-dashboard-preview { position: relative; min-width: 0; aspect-ratio: 1439 / 768; overflow: hidden; margin: 0; border: 1px solid #aacfc0; border-radius: 7px; background: #0b201b; box-shadow: 0 14px 35px rgba(17, 73, 55, .16); transform: translate3d(0, var(--home-parallax-y, 0px), 0); will-change: transform; }
.home-dashboard-preview img { display: block; width: 100%; height: 100%; object-fit: contain; }
.home-benefits { padding-block: 46px 50px; background: linear-gradient(120deg, #073f34, #0a5542 55%, #073b32); }
.home-benefit-grid { display: grid; max-width: 1120px; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; margin: auto; }
.home-benefit-grid article { display: flex; gap: 12px; align-items: flex-start; padding-right: 10px; }
.home-benefit-grid article > span { display: grid; width: 42px; height: 42px; flex: 0 0 42px; place-items: center; border-radius: 50%; background: #14795c; color: #dcf6e9; }
.home-benefit-grid h3 { margin: 2px 0 4px; color: #f3fbf6; }
.home-benefit-grid p { color: #c2dfd2; }
.home-contact {
  background:
    radial-gradient(circle at top, rgba(134, 172, 158, 0.12), transparent 38%),
    linear-gradient(180deg, #2b3032 0%, #262d2d 42%, #2d2827 100%);
  color: #eaf7f0;
}
.home-contact-wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 42px max(5vw, 24px) 52px;
  text-align: center;
}
.home-contact-wrap h1 {
  margin: 0;
  color: #f2f7f4;
  font-size: clamp(38px, 5vw, 60px);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 1.1;
}
.home-contact-intro {
  max-width: 700px;
  margin: 18px auto 0;
  color: rgba(233, 242, 236, 0.76);
  font-size: 16px;
  line-height: 1.6;
}
.home-contact-email-box {
  margin: 36px auto 0;
}
.home-contact-kicker {
  margin: 0;
  color: #8bd6af;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.home-contact-email {
  margin: 10px 0 0;
  font-size: 22px;
  font-weight: 700;
}
.home-contact-email a {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 4px;
  background: rgba(255,255,255,0.05);
  color: #edfef4;
  text-decoration: none;
}
.home-contact-form-box {
  max-width: 760px;
  margin: 52px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: left;
}
.home-contact-form-box h2 {
  margin: 12px 0 0;
  color: #f5faf7;
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 800;
  text-align: center;
}
.home-contact-form-box > p:last-of-type {
  margin: 16px auto 0;
  max-width: 590px;
  color: rgba(234, 242, 236, 0.74);
  font-size: 16px;
  line-height: 1.5;
  text-align: center;
}
.home-contact-form {
  margin-top: 22px;
}
.home-form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.home-form-field {
  margin-bottom: 18px;
}
.home-form-field label {
  display: block;
  margin-bottom: 8px;
  color: #ebf5ef;
  font-size: 14px;
  font-weight: 600;
}
.home-form-field input,
.home-form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 6px;
  background: rgba(255,255,255,0.06);
  color: #f5faf7;
  font-size: 15px;
  transition: border-color 140ms ease, box-shadow 140ms ease, background 140ms ease;
}
.home-form-field input::placeholder,
.home-form-field textarea::placeholder {
  color: rgba(224, 236, 228, 0.52);
}
.home-form-field input:focus,
.home-form-field textarea:focus {
  outline: none;
  border-color: rgba(145, 214, 181, 0.8);
  background: rgba(255,255,255,0.12);
  box-shadow: 0 0 0 3px rgba(145, 214, 181, 0.14);
}
.home-form-field textarea {
  min-height: 120px;
  resize: vertical;
}
.home-contact-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 130px;
  min-height: 42px;
  padding: 0 20px;
  border: 1px solid #74cda5;
  border-radius: 999px;
  background: linear-gradient(180deg, #5bba8d 0%, #3e9b75 100%);
  color: #eafcf4;
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 8px 18px rgba(62, 155, 117, 0.28);
  transition: transform 180ms cubic-bezier(.2,.7,.2,1), filter 180ms ease, box-shadow 180ms ease;
}
.home-contact-submit:hover {
  filter: brightness(1.04);
}
.home-footer { display: flex; min-height: 76px; align-items: center; justify-content: space-between; gap: 20px; padding: 14px max(5vw, 24px); background: #062f28; color: #d8ece2; }
.home-footer .home-brand { font-size: 12px; }
.home-footer .home-brand img { width: 32px; height: 32px; }
.home-footer .home-brand span { display: grid; gap: 2px; }
.home-footer .home-brand small { color: #a7c9b8; font-size: 11px; font-weight: 500; }
.home-footer nav { gap: 18px; }
.home-footer nav a { font-size: 12px; }
.home-footer > p { margin: 0; color: #a7c9b8; font-size: 11px; }
.public-home .home-reveal { transition: opacity 560ms cubic-bezier(.2,.7,.2,1), transform 560ms cubic-bezier(.2,.7,.2,1); transition-delay: var(--home-reveal-delay, 0ms); }
.public-home.has-scroll-reveals .home-reveal:not(.is-visible) { opacity: 0; transform: translateY(18px); }
@keyframes home-rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes home-scroll { 0%, 100% { opacity: .4; transform: translateY(0); } 50% { opacity: 1; transform: translateY(5px); } }

/* --------------------------------------------------------------------------
  8. Authentication views
  -------------------------------------------------------------------------- */
.login-shell {
  display: grid;
  height: 100vh;
  height: 100dvh;
  min-height: 100vh;
  min-height: 100dvh;
  overflow: hidden;
  grid-template-columns: minmax(380px, 520px) minmax(420px, 1fr);
  background: var(--bg);
}

.login-panel {
  position: relative;
  z-index: 2;
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: safe center;
  padding: clamp(32px, 4vw, 68px);
  background: linear-gradient(180deg, rgba(255,255,255,0.28), rgba(255,255,255,0.12));
}
.login-panel .brand-lockup { margin-bottom: var(--s-8); }
.login-home-button { flex: 0 0 auto; margin-left: auto; padding-inline: 10px; }
.login-panel .brand-logo { width: 56px; height: 56px; flex-basis: 56px; }
.login-panel .eyebrow { color: var(--accent); }
.login-panel h1 { max-width: 22ch; }
.login-panel > .muted { max-width: 44ch; margin-bottom: var(--s-7); font-size: 14px; }
.login-panel form { max-width: 420px; }
.login-panel .button-wide + .button-wide { margin-top: var(--s-2); }

.login-divider {
  display: flex;
  max-width: 420px;
  align-items: center;
  gap: var(--s-3);
  margin: var(--s-5) 0;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.login-divider::before,
.login-divider::after { content: ""; height: 1px; flex: 1; background: linear-gradient(90deg, transparent, var(--border), transparent); }

.login-note {
  display: flex;
  max-width: 420px;
  align-items: flex-start;
  gap: 7px;
  margin: var(--s-6) 0 0;
  padding: var(--s-3) var(--s-4);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface-sunken);
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.5;
}
.login-note svg { width: 15px; height: 15px; margin-top: 1px; color: var(--text-muted); }

/* Campus hero */
.login-aside {
  --parallax-x: 0px;
  --parallax-y: 0px;
  position: relative;
  display: flex;
  min-width: 0;
  align-items: center;
  overflow: hidden;
  padding: clamp(44px, 5.5vw, 88px);
  background: linear-gradient(135deg, #173f33 0%, #0d2c24 100%);
  color: #f4f9f5;
  isolation: isolate;
}
.login-aside::before {
  position: absolute;
  z-index: -3;
  inset: -8%;
  content: "";
  background: linear-gradient(140deg, rgba(184, 137, 44, 0.18), rgba(23, 63, 51, 0.04));
  transform: translate(calc(var(--parallax-x) * -0.22), calc(var(--parallax-y) * -0.22)) scale(1.08);
  transition: transform 220ms var(--ease);
}
.login-aside::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background: linear-gradient(95deg, rgba(9, 23, 19, 0.9) 0%, rgba(11, 42, 31, 0.7) 45%, rgba(11, 42, 31, 0.18) 100%);
  pointer-events: none;
}

.campus-frame {
  position: absolute;
  z-index: -2;
  top: 52%;
  right: -10%;
  width: min(50vw, 660px);
  aspect-ratio: 1;
  overflow: hidden;
  border: clamp(10px, 1.3vw, 18px) solid rgba(184, 137, 44, 0.9);
  border-radius: 50%;
  background: var(--surface);
  transform: translate(calc(var(--parallax-x) * 0.32), calc(-50% + var(--parallax-y) * 0.32));
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.22);
  transition: transform 220ms var(--ease);
}
.campus-photo {
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: url("assets/school-building-clear.png") center / cover no-repeat;
  filter: brightness(0.8) saturate(1.05);
  transform: translate(calc(var(--parallax-x) * 0.16), calc(var(--parallax-y) * 0.16)) scale(1.06);
  transition: transform 220ms var(--ease);
}

.login-aside-content { position: relative; z-index: 1; max-width: 560px; }
.aside-kicker {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: var(--s-5);
  padding: 6px 12px 6px 8px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.04);
  color: #f7e7bd;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.aside-kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(184, 137, 44, 0.2);
}
.login-aside h2 {
  max-width: 20ch;
  margin-bottom: var(--s-4);
  color: #fff;
  font-family: var(--font-serif);
  font-size: clamp(32px, 3.6vw, 54px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.025em;
}
.login-aside p { max-width: 46ch; color: rgba(233, 245, 237, 0.84); font-size: 16px; line-height: 1.6; }

.aside-points { display: grid; gap: var(--s-5); margin-top: var(--s-9); max-width: 480px; }
.aside-points div { display: grid; gap: 3px; padding-left: var(--s-4); border-left: 2px solid var(--gold); }
.aside-points strong { color: #fff; font-size: 14px; font-weight: 700; }
.aside-points span { color: rgba(226, 240, 231, 0.76); font-size: 13px; line-height: 1.5; }

/* Registration and recovery share one full-page scroll surface. */
.registration-panel { justify-content: flex-start; }
.login-shell.registration-mode {
  display: block;
  min-height: 100dvh;
  overflow-y: auto;
  background: var(--bg-sunken);
}
.login-shell.registration-mode .login-aside { display: none; }
.login-shell.registration-mode .registration-panel {
  width: min(900px, calc(100% - 48px));
  min-height: auto;
  margin: 32px auto 48px;
  padding: clamp(40px, 6vh, 68px) clamp(36px, 5vw, 72px) 52px;
  border-inline: 1px solid var(--border);
  border-block: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
  background: var(--bg);
}
.login-shell.registration-mode .registration-panel .brand-lockup { margin-bottom: var(--s-7); }
.login-shell.registration-mode .registration-panel form { max-width: none; }
/* The sheet is wider than the sign-in column, so the intro can use more of it
   before wrapping instead of sitting in a narrow three-line block. */
.login-shell.registration-mode .registration-panel > .muted { max-width: 62ch; }
/* Recovery has no paired fields, so its inputs keep a form-like width rather than
   stretching the full width of the sheet. */
.login-shell.registration-mode #forgotPasswordView form { max-width: 430px; }
.registration-panel .form-grid { margin-bottom: var(--s-2); }

/* --------------------------------------------------------------------------
   8. Application shell
   -------------------------------------------------------------------------- */
.app-shell {
  display: grid;
  min-height: 100vh;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  background: var(--bg-sunken);
}

.sidebar {
  color-scheme: dark;
  --bg: #123a2b;
  --surface: #1b4936;
  --surface-hover: #24563f;
  --surface-sunken: #173f2f;
  --border: rgba(190, 225, 201, 0.18);
  --border-strong: rgba(190, 225, 201, 0.32);
  --border-hairline: rgba(255, 255, 255, 0.08);
  --text: #f2faf4;
  --text-secondary: #d3e7d8;
  --text-muted: #aac3b1;
  --text-inverse: #10291e;
  --accent: #8ad0a4;
  --accent-hover: #9fddb9;
  --accent-active: #74c18c;
  --accent-ink: #ddf7e5;
  --accent-soft: rgba(138, 208, 164, 0.15);
  --accent-soft-strong: rgba(138, 208, 164, 0.23);
  --success-soft: rgba(139, 215, 167, 0.14);
  --warning-soft: rgba(230, 189, 104, 0.12);
  --danger-soft: rgba(239, 157, 145, 0.14);
  --info-soft: rgba(165, 211, 238, 0.12);
  --gold-soft: rgba(217, 184, 108, 0.15);
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
  position: fixed;
  z-index: 30;
  inset: 0 auto 0 0;
  width: var(--sidebar-w);
  display: flex;
  flex-direction: column;
  padding: var(--s-5) var(--s-3) max(var(--s-3), 4vh);
  border-right: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}
.sidebar .brand-lockup { padding: 0 var(--s-2) var(--s-5); }
.sidebar .brand-lockup strong { color: var(--accent); font-size: 14px; font-weight: 700; line-height: 1.2; }

.user-card {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 var(--s-5);
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
}
.user-card > div { min-width: 0; }
.user-card strong,
.user-card span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-card strong { font-size: 13px; font-weight: 700; color: var(--text); }
.user-card span { color: var(--text-muted); font-size: 11px; text-transform: capitalize; }

.avatar {
  display: grid;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, #7ec39a, #2f6d4d);
  color: #f6faf7;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.nav-label {
  padding: 0 var(--s-2) var(--s-2);
  color: var(--text-muted);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-list { display: flex; min-height: 0; flex: 1; flex-direction: column; gap: 2px; overflow: visible; margin: 0; padding: 0; list-style: none; }
.nav-list button {
  position: relative;
  display: flex;
  width: 100%;
  min-height: 42px;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 12px;
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 600;
  text-align: left;
  transition: background var(--fast) ease, color var(--fast) ease, transform var(--fast) ease;
}
.nav-list button:hover { background: var(--surface-sunken); color: var(--text); }
.nav-list button.active { background: var(--surface); color: var(--text); font-weight: 700; box-shadow: inset 0 0 0 1px var(--border); }
.nav-list button.active::before {
  position: absolute;
  left: 0;
  content: "";
  width: 3px;
  height: 18px;
  border-radius: 0 3px 3px 0;
  background: var(--accent);
}
.nav-icon { display: grid; width: 18px; height: 18px; place-items: center; color: var(--text-muted); }
.nav-icon svg { width: 17px; height: 17px; }
.nav-list button:hover .nav-icon,
.nav-list button.active .nav-icon { color: var(--accent); }

.sidebar-footer {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin-top: 0;
  min-height: 42px;
  padding: var(--s-3);
  border: 0;
  background: transparent;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
}
.sidebar-footer-brand {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent);
  font: inherit;
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}
.sidebar-footer-brand:hover { color: var(--accent-hover); }
.sidebar-footer-brand:focus-visible { border-radius: 2px; outline: 2px solid var(--focus-ring); outline-offset: 3px; }
.status-dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 3px var(--success-soft);
}
.status-dot.pending { background: var(--warning); box-shadow: 0 0 0 3px var(--warning-soft); }
.status-dot.error { background: var(--danger); box-shadow: 0 0 0 3px var(--danger-soft); }

.sidebar-backdrop { display: none; }

/* Topbar */
.main-shell { grid-column: 2; display: flex; min-width: 0; flex-direction: column; }

.topbar {
  position: sticky;
  z-index: 30;
  top: 0;
  display: flex;
  min-height: var(--topbar-h);
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  padding: var(--s-3) var(--s-7);
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  backdrop-filter: blur(12px);
}
@supports not (background: color-mix(in srgb, red 50%, blue)) {
  .topbar { background: var(--bg); }
}
.topbar-left { display: flex; min-width: 0; align-items: center; gap: var(--s-3); }
.topbar-left > div { min-width: 0; }
.topbar-brand-logo { display: none; width: 32px; height: 32px; flex: 0 0 32px; object-fit: contain; }
.topbar .eyebrow { margin-bottom: 1px; font-size: 10.5px; color: var(--text-muted); }
.topbar h1 {
  margin: 0;
  overflow: hidden;
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--text);
  text-overflow: ellipsis;
  white-space: nowrap;
}
.topbar-actions { display: flex; align-items: center; gap: var(--s-2); }
.topbar-divider { width: 1px; height: 22px; background: var(--border); }
.menu-button { display: none; }

.search-field {
  display: flex;
  min-width: 250px;
  align-items: center;
  gap: 7px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--surface);
  color: var(--text-muted);
  box-shadow: var(--shadow-xs);
  transition: border-color var(--fast) ease, box-shadow var(--fast) ease;
}
.search-field svg { width: 15px; height: 15px; }
.search-field:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--focus-halo); }
.search-field input {
  min-height: 34px;
  padding: 5px 0;
  border: 0;
  background: none;
  font-size: 13px;
  outline: 0;
}
.search-field input:focus { box-shadow: none; }
.search-field kbd { flex: none; }
.search-field:focus-within kbd { display: none; }

/* --------------------------------------------------------------------------
   9. Page layout
   -------------------------------------------------------------------------- */
.page-container {
  width: 100%;
  min-width: 0;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: clamp(20px, 3vw, 40px) clamp(16px, 3vw, 40px) clamp(32px, 5vw, 56px);
}

.page-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--s-5);
  margin-bottom: var(--s-6);
}
.page-heading .eyebrow { color: var(--text-muted); }
.page-heading h2 {
  font-size: clamp(24px, 2.4vw, 30px);
  color: var(--text);
  letter-spacing: -0.03em;
}
.page-heading .muted {
  max-width: 62ch;
  margin: 6px 0 0;
  font-size: 13.5px;
  color: var(--text-muted);
}
.active-term-label {
  display: inline-flex;
  margin-top: 10px;
  padding: 6px 10px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-pill);
  background: var(--accent-soft);
  color: var(--accent-ink);
  font-size: 12px;
  font-weight: 700;
}
.page-heading-actions { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.export-actions select { width: auto; min-width: 170px; min-height: 38px; }

/* Metrics */
.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--s-3);
  margin-bottom: var(--s-5);
}
.metric {
  display: flex;
  min-height: 118px;
  flex-direction: column;
  padding: var(--s-4);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
  transition: border-color var(--base) ease, box-shadow var(--base) ease, transform var(--base) ease;
}
.metric:hover { border-color: var(--border-strong); box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.metric-top { display: flex; align-items: center; gap: var(--s-2); }
.metric-icon {
  display: grid;
  width: 32px;
  height: 32px;
  flex: none;
  place-items: center;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent-ink);
}
.metric-icon svg { width: 16px; height: 16px; }
.metric:nth-child(2) .metric-icon { background: var(--info-soft); color: var(--info); }
.metric:nth-child(3) .metric-icon { background: var(--gold-soft); color: var(--gold); }
.metric:nth-child(4) .metric-icon { background: var(--surface-sunken); color: var(--text-secondary); }
.metric-dark-green { border-color: #28543f; background: #173d2d; color: #f5fbf6; }
.metric-dark-green:hover { border-color: #4e8c68; }
.metric-dark-green:nth-child(n) .metric-icon { background: rgba(231, 247, 237, 0.12); color: #d6f0df; }
.metric-dark-green .metric-label { color: #dcebe1; }
.metric-dark-green .metric-value { color: #fff; }
.metric-dark-green .metric-note { color: #bed3c5; }
.metric-label { color: var(--text-secondary); font-size: 12.5px; font-weight: 650; }
.metric-value {
  margin-top: auto;
  padding-top: var(--s-3);
  color: var(--text);
  font-size: 30px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
  line-height: 1;
}
.metric-note { margin-top: 5px; color: var(--text-muted); font-size: 11.5px; }

/* Panels */
.dashboard-grid,
.report-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 0.85fr);
  gap: var(--s-4);
  align-items: start;
}
.report-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.report-grid > .panel:last-child { grid-column: 1 / -1; }
.settings-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--s-4); align-items: start; }
.profile-sections { display: grid; gap: var(--s-4); }
.profile-verification { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: var(--s-5); background: var(--info-soft); border-color: var(--info); }
.profile-verification-copy .eyebrow { margin-bottom: 5px; }
.profile-verification-copy > p:not(.eyebrow) { margin: 0 0 8px; color: var(--text-secondary); }
.profile-verification-copy > span { color: var(--success); font-size: 12px; font-weight: 600; }
.profile-verify-control { display: flex; align-items: center; gap: 9px; color: var(--info); font-size: 13px; font-weight: 650; cursor: pointer; }
.profile-verify-control input { width: 16px; min-height: 16px; margin: 0; accent-color: var(--info); }
.profile-section > .panel-heading { align-items: center; }
.profile-section h3 { margin: 0; }
.profile-values,
.profile-form-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-4); }
.profile-values { margin: 0; }
.profile-value { min-width: 0; }
.profile-value dt { margin-bottom: 5px; color: var(--text-muted); font-size: 12px; font-weight: 600; }
.profile-value dd { margin: 0; overflow-wrap: anywhere; }
.profile-missing { color: var(--text-muted); }
.required-mark { color: var(--danger); }
.profile-editor { padding-top: var(--s-4); border-top: 1px solid var(--border-hairline); }
.profile-actions { display: flex; justify-content: flex-end; gap: var(--s-2); }

.panel {
  min-width: 0;
  margin-bottom: var(--s-4);
  padding: var(--panel-pad);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
}
.schedule-table-panel.schedule-table-panel-lab { border-color: var(--gold); background: var(--lab-surface); }
.panel.schedule-table-panel.schedule-table-panel-lab > .panel-heading { border-bottom-color: var(--gold-line); }
.dashboard-grid > .panel,
.report-grid > .panel,
.settings-grid > .panel,
.profile-sections > .panel { margin-bottom: 0; }
.panel-large { min-height: 236px; }

.panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--s-4);
  margin-bottom: var(--s-4);
  padding-bottom: var(--s-3);
  border-bottom: 1px solid var(--border-hairline);
}
.panel-heading > div { min-width: 0; }
.panel-heading .eyebrow { margin-bottom: 2px; }
.panel-heading h3 { font-size: 15px; }
.panel-heading .button { flex: none; }

.badge {
  display: inline-flex;
  min-height: 24px;
  flex: none;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border: 1px solid var(--success);
  border-radius: var(--r-pill);
  background: var(--success-soft);
  color: var(--success);
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
.badge::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.badge-warning { border-color: var(--gold-line); background: var(--warning-soft); color: var(--warning); }
.badge-danger { border-color: var(--danger-line); background: var(--danger-soft); color: var(--danger); }
.badge-neutral { border-color: var(--border-strong); background: var(--surface-sunken); color: var(--text-secondary); }

/* --------------------------------------------------------------------------
   10. Data display
   -------------------------------------------------------------------------- */
.health-list,
.summary-list { display: grid; }
.constraint-list,
.bar-list { display: grid; gap: var(--s-2); }
#constraintReport { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.health-row,
.summary-row {
  display: flex;
  min-height: 40px;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  padding: var(--s-2) 0;
  border-bottom: 1px solid var(--border-hairline);
}
.health-row:last-child,
.summary-row:last-child { border-bottom: 0; padding-bottom: 0; }
.health-row span:first-child,
.summary-row span:first-child { color: var(--text-secondary); font-size: 13px; text-transform: capitalize; }
.health-row strong,
.summary-row strong { font-size: 13px; font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; }

.health-ok { color: var(--success); }
.health-warn { color: var(--warning); }
.health-error { color: var(--danger); }

.availability-check {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.availability-status {
  flex: 1 1 16rem;
  min-width: 0;
  min-height: 1.25em;
  margin: 0;
  font-size: 13px;
}

.generation-meta,
.generation-search,
.generation-issues-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
}
.generation-meta { margin-bottom: var(--s-3); color: var(--text-muted); font-size: 11px; }
.generation-meta span { color: var(--text-secondary); font-weight: 650; }
.generation-meta time { font-variant-numeric: tabular-nums; }
.generation-result { display: flex; align-items: baseline; gap: 8px; padding: 4px 0 14px; }
.generation-result strong { color: var(--accent); font-size: 25px; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.generation-result span,
.generation-search span { color: var(--text-muted); font-size: 11.5px; }
.generation-result span { margin-left: 4px; }
.generation-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-2); margin-bottom: var(--s-3); }
.generation-stats > div { padding: 9px 10px; border: 1px solid var(--border-hairline); border-radius: var(--r-sm); background: var(--surface-sunken); }
.generation-stats strong,
.generation-stats span { display: block; }
.generation-stats strong { font-size: 16px; font-variant-numeric: tabular-nums; }
.generation-stats span { margin-top: 5px; color: var(--text-muted); font-size: 10.5px; }
.generation-search { padding: 9px 0; border-top: 1px solid var(--border-hairline); border-bottom: 1px solid var(--border-hairline); }
.generation-search strong { color: var(--text-secondary); font-size: 11px; font-weight: 600; text-align: right; }
.generation-issues { margin-top: var(--s-3); padding: 10px 11px; border: 1px solid var(--border-hairline); border-radius: var(--r-sm); background: var(--surface-sunken); }
.generation-issues.warning { border-color: var(--gold-line); background: var(--warning-soft); }
.generation-issues.problem { border-color: var(--danger-line); background: var(--danger-soft); }
.generation-issues-heading strong { color: var(--text); font-size: 12px; }
.generation-issues-heading span,
.generation-more { color: var(--text-muted); font-size: 10.5px; }
.generation-issues-heading span { margin-left: auto; }
.generation-group-list { display: grid; gap: 8px; max-height: 250px; overflow: auto; margin-top: 9px; }
.generation-group { padding-top: 8px; border-top: 1px solid color-mix(in srgb, var(--border) 70%, transparent); }
.generation-group:first-child { padding-top: 0; border-top: 0; }
.generation-group-title { display: flex; align-items: baseline; justify-content: space-between; gap: var(--s-3); }
.generation-group-title strong { color: var(--text); font-size: 11.5px; }
.generation-group-title span { flex: none; color: var(--text-secondary); font-size: 11px; font-weight: 700; }
.generation-fix { margin-top: 3px; color: var(--text-secondary); font-size: 10.5px; }
.generation-group ul { margin: 5px 0 0; padding-left: 16px; color: var(--text-muted); font-size: 10.5px; line-height: 1.4; }
.generation-group li + li { margin-top: 2px; }
.generation-more { margin-top: 7px; }
.generation-clear { padding-top: 10px; font-size: 11.5px; }

/* Tables */
.table-wrap {
  /* Deliberately no width: an explicit width would be over-constrained by the
     negative margins below, and the box would slide left instead of widening. */
  max-height: min(66vh, 640px);
  overflow: auto;
  border-top: 1px solid var(--border);
  background: var(--surface);
}
/* A table is the panel's whole body, so it bleeds to the card edges rather than
   sitting inside a second bordered box. Its top border becomes the divider,
   which is why the heading rule is dropped in that case. */
.panel > .table-wrap {
  margin: 0 calc(-1 * var(--panel-pad)) calc(-1 * var(--panel-pad));
  border-radius: 0 0 calc(var(--r-md) - 1px) calc(var(--r-md) - 1px);
}
.panel:has(> .table-wrap) .panel-heading { padding-bottom: 0; border-bottom: 0; }
.data-table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 13px; }
.data-table th {
  position: sticky;
  z-index: 1;
  top: 0;
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-sunken);
  color: var(--text-secondary);
  font-size: 10.5px;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-align: left;
  text-transform: uppercase;
  white-space: nowrap;
}
.data-table td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--border-hairline);
  vertical-align: top;
}
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr { transition: background var(--fast) ease; }
.data-table tbody tr:hover td { background: var(--surface-hover); }
.schedule-table-panel .data-table tbody tr.schedule-color-lecture { --schedule-row-bg: var(--accent-soft); --schedule-row-mark: var(--accent); }
.schedule-table-panel .data-table tbody tr.schedule-color-lab { --schedule-row-bg: var(--lab-surface); --schedule-row-mark: var(--gold); }
.schedule-table-panel .data-table tbody tr.schedule-color-other { --schedule-row-bg: var(--info-soft); --schedule-row-mark: var(--info); }
.schedule-table-panel .data-table tbody tr:is(.schedule-color-lecture, .schedule-color-lab, .schedule-color-other) td { background: var(--schedule-row-bg); }
.schedule-table-panel .data-table tbody tr:is(.schedule-color-lecture, .schedule-color-lab, .schedule-color-other) td:first-child { border-left: 3px solid var(--schedule-row-mark); }
.schedule-table-panel .data-table tbody tr:is(.schedule-color-lecture, .schedule-color-lab, .schedule-color-other):hover td { background: color-mix(in srgb, var(--schedule-row-bg) 76%, var(--surface-hover)); }
.room-type-badge { display: inline-flex; margin-left: 6px; padding: 2px 6px; border: 1px solid; border-radius: var(--r-xs); font-size: 10px; font-weight: 650; line-height: 1.25; vertical-align: 1px; }
.room-type-badge.lecture { border-color: var(--accent-soft-strong); background: var(--accent-soft); color: var(--accent-ink); }
.room-type-badge.lab { border-color: var(--gold); background: var(--lab-surface); color: var(--gold); }
.room-type-badge.other { border-color: color-mix(in srgb, var(--info) 34%, transparent); background: var(--info-soft); color: var(--info); }
.data-table.compact td { padding: 9px 12px; }
/* The outer columns keep their padding in step with the panel heading now that
   the table reaches the card edges. */
.panel > .table-wrap .data-table :is(th, td):first-child { padding-left: var(--panel-pad); }
.panel > .table-wrap .data-table :is(th, td):last-child { padding-right: var(--panel-pad); }
.data-table .subline { display: block; margin-top: 2px; color: var(--text-muted); font-size: 11.5px; font-weight: 400; }
/* The leading column is always the record's identifier. Browsers break after a
   hyphen, which turns codes like COMLAB-2 into two lines on narrow screens; the
   wrapper scrolls instead. Spanning cells hold empty-state prose and must wrap. */
.data-table :is(th, td):first-child:not([colspan]) { white-space: nowrap; }
.data-table strong { font-weight: 600; }

/* Row actions are rendered by script.js inside a `.row-actions` wrapper so the
   gap survives HTML whitespace collapsing in the template literals. */
.row-actions { display: flex; gap: 6px; }
.data-table td:has(.row-actions) { white-space: nowrap; }

.empty-state { padding: var(--s-8) var(--s-4); color: var(--text-muted); text-align: center; }
.empty-state svg { width: 26px; height: 26px; margin: 0 auto var(--s-3); color: var(--border-strong); }
.empty-state strong { display: block; margin-bottom: 3px; color: var(--text); font-size: 14px; font-weight: 600; }

/* Filter bar */
.filter-bar {
  display: flex;
  align-items: flex-end;
  gap: var(--s-3);
  margin-bottom: var(--s-4);
  padding: var(--s-3);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
}
.field-inline { display: grid; min-width: 180px; gap: 5px; color: var(--text-secondary); font-size: 12px; font-weight: 550; }
.field-inline select { min-height: 36px; padding: 6px 30px 6px 10px; font-size: 13px; }
.filter-spacer { flex: 1; }
.legend { display: flex; align-items: center; gap: 6px; color: var(--text-muted); font-size: 12px; white-space: nowrap; }
.legend-dot { width: 9px; height: 9px; border-radius: 3px; }
.legend-dot.lecture { background: var(--accent-soft-strong); border: 1px solid var(--accent); }
.legend-dot.lab { background: var(--gold-soft); border: 1px solid var(--gold); }
.legend-dot.other { background: var(--info-soft); border: 1px solid var(--info); }

/* Weekly calendar */
.calendar-panel {
  max-height: min(74vh, 760px);
  overflow: auto;
  margin-bottom: var(--s-4);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.calendar-grid {
  display: grid;
  min-width: 940px;
  /* Wide enough for the longest slot label ("9:00 AM - 11:00 AM") on one line. */
  grid-template-columns: 144px repeat(5, minmax(146px, 1fr));
  grid-template-rows: 40px repeat(10, 82px);
}
.calendar-row-1 { grid-row-start: 1; }
.calendar-row-2 { grid-row-start: 2; }
.calendar-row-3 { grid-row-start: 3; }
.calendar-row-4 { grid-row-start: 4; }
.calendar-row-5 { grid-row-start: 5; }
.calendar-row-6 { grid-row-start: 6; }
.calendar-row-7 { grid-row-start: 7; }
.calendar-row-8 { grid-row-start: 8; }
.calendar-row-9 { grid-row-start: 9; }
.calendar-row-10 { grid-row-start: 10; }
.calendar-row-11 { grid-row-start: 11; }
.calendar-row-12 { grid-row-start: 12; }
.calendar-column-1 { grid-column: 1; }
.calendar-column-2 { grid-column: 2; }
.calendar-column-3 { grid-column: 3; }
.calendar-column-4 { grid-column: 4; }
.calendar-column-5 { grid-column: 5; }
.calendar-column-6 { grid-column: 6; }
.calendar-span-1 { grid-row-end: span 1; }
.calendar-span-2 { grid-row-end: span 2; }
.calendar-span-3 { grid-row-end: span 3; }
.calendar-span-4 { grid-row-end: span 4; }
.calendar-span-5 { grid-row-end: span 5; }
.calendar-span-6 { grid-row-end: span 6; }
.calendar-span-7 { grid-row-end: span 7; }
.calendar-span-8 { grid-row-end: span 8; }
.calendar-cell {
  min-height: 82px;
  padding: 6px;
  border-right: 1px solid var(--border-hairline);
  border-bottom: 1px solid var(--border-hairline);
  background: var(--surface);
}
.calendar-cell:nth-child(6n) { border-right: 0; }
.calendar-head {
  position: sticky;
  z-index: 2;
  top: 0;
  display: flex;
  min-height: 40px;
  align-items: center;
  border-bottom: 1px solid var(--border);
  background: var(--surface-sunken);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.calendar-time {
  position: sticky;
  z-index: 1;
  left: 0;
  padding: 8px 12px;
  border-right: 1px solid var(--border);
  background: var(--surface-sunken);
  color: var(--text-muted);
  font-size: 11.5px;
  font-weight: 550;
  font-variant-numeric: tabular-nums;
}
.calendar-head:first-child { z-index: 3; left: 0; padding-left: 12px; }

.calendar-event {
  display: grid;
  gap: 1px;
  padding: 6px 7px;
  border: 1px solid var(--accent-soft-strong);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-xs);
  background: var(--accent-soft);
  cursor: default;
  transition: box-shadow var(--fast) ease, transform var(--fast) ease;
}
.calendar-event-stack {
  z-index: 1;
  display: grid;
  min-height: 0;
  align-self: stretch;
  grid-auto-rows: min-content;
  align-content: start;
  gap: 0;
  overflow: auto;
  padding: 0 4px;
}
.calendar-event-stack .calendar-event { min-height: 0; align-content: center; }
.calendar-event-stack.calendar-stack-single { grid-auto-rows: minmax(0, 1fr); }
.calendar-event-stack.calendar-stack-single .calendar-event { height: 100%; }
.calendar-event-stack .calendar-event + .calendar-event { margin-top: 2px; }
.calendar-event:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.calendar-event.lab { border-color: var(--gold); border-left-color: var(--gold); background: var(--lab-surface); }
.calendar-event.other { border-color: color-mix(in srgb, var(--info) 34%, transparent); border-left-color: var(--info); background: var(--info-soft); }
.calendar-event strong {
  overflow: hidden;
  color: var(--text);
  font-size: 11.5px;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.calendar-event span {
  overflow: hidden;
  color: var(--text-secondary);
  font-size: 10.5px;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Tabs */
.data-tabs {
  display: flex;
  gap: 2px;
  margin-bottom: var(--s-4);
  padding: 3px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
  scrollbar-width: none;
}
.data-tabs::-webkit-scrollbar { display: none; }
.tab-button {
  padding: 7px 13px;
  border-radius: var(--r-xs);
  color: var(--text-secondary);
  font-size: 12.5px;
  font-weight: 550;
  white-space: nowrap;
  transition: background var(--fast) ease, color var(--fast) ease, transform var(--fast) var(--ease);
}
.tab-button:hover { background: var(--surface-hover); color: var(--text); }
.tab-button.active { background: var(--accent-soft); color: var(--accent-ink); font-weight: 600; }

/* Report bars */
.bar-row { display: grid; grid-template-columns: minmax(96px, 1fr) minmax(120px, 2.4fr) auto; align-items: center; gap: var(--s-3); }
.bar-label { overflow: hidden; color: var(--text-secondary); font-size: 12.5px; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { height: 7px; overflow: hidden; border-radius: var(--r-pill); background: var(--surface-sunken); }
.bar-fill {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  transition: width 500ms var(--ease);
}
.bar-row strong { font-size: 12.5px; font-variant-numeric: tabular-nums; }

.constraint-row {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 11px;
  border: 1px solid var(--border-hairline);
  border-radius: var(--r-sm);
  background: var(--surface-sunken);
}
.constraint-status {
  flex: none;
  padding: 2px 7px;
  border-radius: var(--r-xs);
  background: var(--success-soft);
  color: var(--success);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.constraint-status.health-error { background: var(--danger-soft); color: var(--danger); }
.constraint-row span:last-child { color: var(--text-secondary); font-size: 12.5px; text-transform: capitalize; }

.security-note { display: flex; gap: var(--s-4); border-left: 3px solid var(--gold); background: var(--gold-soft); }
.security-note .security-icon { flex: none; color: var(--gold); }
.security-note .security-icon svg { width: 22px; height: 22px; }
.security-note h3 { margin-bottom: 6px; }
.security-note p { max-width: 84ch; margin: 0; color: var(--text-secondary); }

/* Keep page sections visually separated after the refreshed layout was introduced. */
.page > .metric-grid,
.page > .dashboard-grid,
.page > .report-grid,
.page > .settings-grid,
.page > .filter-bar,
.page > .calendar-panel,
.page > .data-tabs { margin-bottom: var(--s-5); }
.page > article.panel + article.panel { margin-top: var(--s-4); }
.page-heading-actions { gap: var(--s-2); }
.row-actions { display: flex; align-items: center; gap: var(--s-2); }
.help-hero { min-height: 360px; padding: clamp(28px, 5vw, 64px); display: flex; flex-direction: column; justify-content: center; }
.help-slide-count { color: var(--accent); font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.help-hero h3 { margin: 14px 0 10px; font-size: clamp(24px, 3vw, 34px); }
.help-lead { max-width: 70ch; color: var(--text-secondary); font-size: 16px; }
.help-hero ul { max-width: 70ch; margin: 18px 0 0; padding-left: 20px; color: var(--text-secondary); }
.help-hero li { margin: 8px 0; }
.help-controls { display: grid; grid-template-columns: 100px 1fr 100px; align-items: center; gap: var(--s-4); margin-top: var(--s-3); }
.help-controls > :last-child { justify-self: end; }
.help-dots { display: flex; justify-content: center; gap: 7px; }
.help-dot { width: 9px; height: 9px; padding: 0; border: 0; border-radius: 50%; background: var(--border-strong); }
.help-dot.active { width: 24px; border-radius: var(--r-pill); background: var(--accent); }
@media (max-width: 620px) { .help-controls { grid-template-columns: 1fr 1fr; } .help-dots { grid-column: 1 / -1; grid-row: 1; } .help-controls > :last-child { grid-column: 2; grid-row: 2; } }
.field-with-action { gap: var(--s-2); }
.time-input-group { display: grid; width: 100%; min-width: 0; grid-template-columns: minmax(0, 1fr) 76px; gap: var(--s-2); }
.time-input-group input { width: 100%; min-width: 0; }
.time-input-group select { width: 76px; }
.time-preview { display: block; margin-top: 4px; color: var(--accent); font-size: 11px; font-weight: 700; letter-spacing: 0.04em; }
.panel-heading .badge,
.panel-heading .button { margin-left: var(--s-2); }

@media (max-width: 580px) {
  .page > .metric-grid,
  .page > .dashboard-grid,
  .page > .report-grid,
  .page > .settings-grid,
  .page > .filter-bar,
  .page > .calendar-panel,
  .page > .data-tabs { margin-bottom: var(--s-4); }
  .page > article.panel + article.panel { margin-top: var(--s-3); }
}

/* --------------------------------------------------------------------------
   11. Overlays
   -------------------------------------------------------------------------- */
/* script.js sets this while a dialog is open so the page behind the backdrop
   cannot be scrolled away from under it. */
body.modal-open { overflow: hidden; }

.modal-backdrop {
  position: fixed;
  z-index: 80;
  inset: 0;
  display: grid;
  place-items: center;
  padding: var(--s-4);
  background: rgba(24, 22, 16, 0.5);
  backdrop-filter: blur(3px);
  animation: fade-in var(--base) ease both;
}
.modal {
  display: flex;
  width: min(660px, 100%);
  max-height: min(780px, 92vh);
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
  animation: modal-in 240ms var(--ease) both;
}
.modal-header,
.modal-footer {
  display: flex;
  flex: none;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-4) var(--s-5);
}
.modal-header { border-bottom: 1px solid var(--border); }
.modal-header h2 { margin: 0; font-family: var(--font-sans); font-size: 17px; font-weight: 600; }
.modal-header .eyebrow { margin-bottom: 2px; }
.modal-header .icon-button { margin-left: auto; }
.modal form { display: flex; flex: 1; min-height: 0; flex-direction: column; }
.modal-body { flex: 1; min-height: 0; overflow-y: auto; padding: var(--s-5); }
.modal-footer { justify-content: flex-end; border-top: 1px solid var(--border); background: var(--surface-sunken); }

.brand-popup {
  position: fixed;
  z-index: 90;
  inset: 0;
  display: grid;
  place-items: center;
  padding: var(--s-4);
  background: rgba(12, 25, 20, 0.62);
  backdrop-filter: blur(5px);
  animation: fade-in var(--base) ease both;
}
.brand-popup-card {
  position: relative;
  display: flex;
  width: min(760px, calc(100vw - 48px));
  max-height: calc(100vh - 48px);
  min-height: 0;
  align-items: center;
  flex-direction: column;
  overflow-y: auto;
  padding: 0;
  border: 1px solid #dce9e1;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(4, 20, 13, 0.28);
  color: #18382c;
  animation: modal-in 240ms var(--ease) both;
}
.brand-popup-close { position: absolute; top: var(--s-3); right: var(--s-3); }
.brand-popup-image { display: block; width: 100%; max-height: calc(100vh - 48px); object-fit: contain; }

.toast-stack {
  position: fixed;
  z-index: 100;
  right: var(--s-4);
  bottom: var(--s-4);
  display: grid;
  gap: var(--s-2);
  width: min(370px, calc(100vw - 32px));
  pointer-events: none;
}
.toast {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  padding: 12px 13px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface);
  box-shadow: var(--shadow-md);
  pointer-events: auto;
  animation: toast-in 260ms var(--ease) both;
}
.toast-icon { color: var(--success); }
.toast-icon svg { width: 18px; height: 18px; }
.toast.error .toast-icon { color: var(--danger); }
.toast.warn .toast-icon { color: var(--warning); }
.toast strong { display: block; font-size: 13px; font-weight: 600; }
.toast p { margin: 2px 0 0; color: var(--text-secondary); font-size: 12.5px; line-height: 1.45; }
.toast > button {
  align-self: start;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: var(--r-xs);
  color: var(--text-muted);
}
.toast > button:hover { background: var(--surface-hover); color: var(--text); }
.toast > button svg { width: 14px; height: 14px; }
.toast.leaving { animation: toast-out 200ms ease both; }

/* --------------------------------------------------------------------------
   12. Motion
   -------------------------------------------------------------------------- */
.page-enter { animation: page-enter 260ms var(--ease) both; }
.data-table tbody tr { animation: row-enter 220ms ease both; }

@keyframes page-enter { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@keyframes row-enter { from { opacity: 0; } to { opacity: 1; } }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes modal-in { from { opacity: 0; transform: translateY(10px) scale(0.985); } to { opacity: 1; transform: none; } }
@keyframes toast-in { from { opacity: 0; transform: translateX(14px) scale(0.98); } to { opacity: 1; transform: none; } }
@keyframes toast-out { to { opacity: 0; transform: translateX(14px); } }

/* --------------------------------------------------------------------------
   13. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1240px) {
  :root { --sidebar-w: 232px; }
  .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dashboard-grid { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 1040px) {
  .report-grid { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 1024px) {
  .login-shell { grid-template-columns: minmax(340px, 480px) 1fr; }
  .login-aside { padding: 44px; }
  .page-container { padding: var(--s-6) var(--s-5) var(--s-8); }
  .topbar { padding: var(--s-3) var(--s-5); }
}

/* Keep the two-column sign-in screen within shorter desktop viewports. */
@media (min-width: 861px) and (max-height: 900px) {
  .login-panel { padding: clamp(20px, 3vh, 40px) clamp(28px, 4vw, 56px); }
  .login-panel .brand-lockup { margin-bottom: clamp(20px, 3vh, 32px); }
  .login-panel > .muted { margin-bottom: clamp(20px, 3vh, 32px); }
  .login-panel .field { margin-bottom: 12px; }
  .login-note { margin-top: 16px; }
  .login-divider { margin: 18px 0; }
  .login-aside { padding: clamp(28px, 4vh, 56px); }
  .login-aside h2 { font-size: clamp(30px, 3.2vw, 48px); }
  .aside-points { gap: 14px; margin-top: 28px; }
}

@media (min-width: 861px) and (max-height: 760px) {
  .login-panel { padding-block: 16px; }
  .login-panel .brand-lockup { margin-bottom: 16px; }
  .login-panel .brand-logo { width: 44px; height: 44px; flex-basis: 44px; }
  .login-panel h1 { font-size: clamp(22px, 2.6vw, 30px); }
  .login-panel > .muted { margin-bottom: 16px; }
  .login-note { display: none; }
}

/* Desktop uses one stable visual scale on laptops and external monitors. */
@media (min-width: 861px) {
  .login-shell { grid-template-columns: 520px minmax(0, 1fr); }
  .login-panel { padding: 48px 56px; }
  .login-panel .brand-lockup { margin-bottom: 40px; }
  .login-panel > .muted { margin-bottom: 32px; }
  .login-aside { padding: 64px; }
  .login-aside h2 { font-size: 48px; }
  .login-aside p { font-size: 16px; }
  .aside-points { gap: 24px; margin-top: 40px; }
}

@media (min-width: 861px) and (max-height: 760px) {
  .login-panel { padding-block: 16px; }
  .login-panel .brand-lockup { margin-bottom: 16px; }
  .login-panel .brand-logo { width: 44px; height: 44px; flex-basis: 44px; }
  .login-panel h1 { font-size: 30px; }
  .login-panel > .muted { margin-bottom: 16px; }
  .login-note { display: none; }
}

@media (max-width: 760px) {
  .topbar { flex-wrap: wrap; }
  .topbar-left { flex: 1 1 220px; }
  .topbar-actions { flex: 1 1 auto; justify-content: flex-end; }
  .page-heading { align-items: flex-start; flex-direction: column; }
  .page-heading-actions { width: 100%; }
  .page-heading-actions .button { max-width: 100%; }
  .panel-heading { align-items: flex-start; flex-wrap: wrap; }
  .panel-heading > .button,
  .panel-heading > .badge { margin-left: 0; }
  .row-actions { flex-wrap: wrap; }
}

@media (max-width: 860px) {
  .login-shell { display: block; }
  .login-panel { min-height: 100vh; min-height: 100dvh; justify-content: flex-start; padding: var(--s-7) var(--s-5) var(--s-8); }
  .login-panel .brand-lockup { margin-bottom: var(--s-7); }
  .login-aside { display: none; }
  .login-shell.registration-mode .registration-panel {
    width: 100%;
    margin: 0;
    padding: var(--s-7) var(--s-5) var(--s-8);
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .app-shell { display: block; }
  .sidebar {
    position: fixed;
    z-index: 60;
    inset: 0 auto 0 0;
    width: min(288px, 86vw);
    box-shadow: var(--shadow-lg);
    transform: translateX(-104%);
    transition: transform 240ms var(--ease);
  }
  .sidebar.open { transform: none; }
  .sidebar-backdrop.active {
    position: fixed;
    z-index: 50;
    inset: 0;
    display: block;
    background: rgba(24, 22, 16, 0.45);
    animation: fade-in var(--base) ease both;
  }
  .menu-button { display: inline-flex; }
  .topbar-brand-logo { display: block; }
  .settings-grid { grid-template-columns: minmax(0, 1fr); }
  .profile-values,
  .profile-form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .search-field { min-width: 0; width: clamp(140px, 30vw, 220px); }
  .search-field kbd { display: none; }
}

@media (max-height: 760px) {
  .sidebar-footer { bottom: 0; }
}

@media (max-width: 860px) and (max-height: 720px) {
  .login-panel { padding-block: 12px; }
  .login-panel .brand-lockup { margin-bottom: 8px; }
  .login-panel .brand-logo { width: 36px; height: 36px; flex-basis: 36px; }
  .login-panel .eyebrow { margin-bottom: 4px; }
  .login-panel h1 { margin-bottom: 6px; font-size: 20px; }
  .login-panel > .muted,
  .login-note { display: none; }
  .login-panel .field { margin-bottom: 6px; }
  .login-divider { margin: 8px 0; }
  .login-panel .button-wide { min-height: 34px; }
  .login-panel .button-wide + .button-wide { margin-top: 3px; }
}

@media (max-width: 620px) {
  :root { --panel-pad: var(--s-4); }
  #constraintReport { grid-template-columns: minmax(0, 1fr); }
  .topbar { padding: 10px var(--s-4); }
  .topbar-actions { min-width: 0; }
  /* The page heading repeats this title two lines further down, so the sticky bar
     only needs the title itself as an anchor once the heading scrolls away. */
  .topbar .eyebrow { display: none; }
  .topbar h1 { font-size: 16px; }
  .page-container { padding: var(--s-5) var(--s-4) var(--s-7); }
  .page-heading { display: block; }
  .page-heading-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: var(--s-4); }
  .page-heading-actions .button { width: 100%; }
  /* An odd number of actions would otherwise leave the last one stranded at half
     width beside empty space. */
  .page-heading-actions .button:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .metric { min-height: 100px; padding: var(--s-3); }
  .metric-value { font-size: 25px; }
  .generation-stats { grid-template-columns: 1fr; }
  .generation-stats > div { display: flex; align-items: baseline; justify-content: space-between; gap: var(--s-3); }
  .generation-stats span { margin-top: 0; }
  .generation-search { align-items: flex-start; flex-direction: column; gap: 3px; }
  .generation-search strong { text-align: left; }
  .filter-bar { display: grid; grid-template-columns: minmax(0, 1fr); align-items: stretch; }
  /* The grid scrolls sideways at this width, so the frozen time column gives back
     as much of it as possible and lets the slot label take two lines. */
  .calendar-grid { min-width: 792px; grid-template-columns: 92px repeat(5, minmax(140px, 1fr)); }
  .calendar-time { padding: 8px 10px; white-space: normal; }
  .field-inline { min-width: 0; }
  .filter-spacer { display: none; }
  .form-grid { grid-template-columns: minmax(0, 1fr); }
  .form-grid .full { grid-column: auto; }
  .profile-verification { grid-template-columns: minmax(0, 1fr); }
  .profile-values,
  .profile-form-grid { grid-template-columns: minmax(0, 1fr); }
  .brand-popup-close { top: var(--s-2); right: var(--s-2); }
  .brand-popup-card { width: calc(100vw - 24px); max-height: calc(100vh - 24px); }
  .brand-popup-image { max-height: calc(100vh - 24px); }
  .modal { max-height: 94vh; }
  .toast-stack { right: var(--s-3); left: var(--s-3); bottom: var(--s-3); width: auto; }
  .security-note { display: block; }
  .security-note .security-icon { margin-bottom: var(--s-2); }
}

@media (max-width: 420px) {
  .metric-grid { grid-template-columns: minmax(0, 1fr); }
  .search-field { display: none; }
  /* Below this width "Sign out" competes with the page title for the same row.
     The label is clipped rather than removed so it still names the button. */
  .collapsing-label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
  }
  #logoutButton { padding-inline: 10px; }
}

@media (max-width: 860px) {
  .home-header { gap: 18px; padding-inline: 24px; }
  .home-feature-grid, .home-benefit-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-about { grid-template-columns: minmax(0, 1fr); }
  .home-dashboard-preview { width: 100%; max-width: 680px; margin: auto; }
  .home-footer { flex-wrap: wrap; }
}

@media (max-width: 560px) {
  .home-header { position: relative; flex-wrap: wrap; justify-content: space-between; gap: 7px 12px; padding: 9px 18px; }
  .home-brand { font-size: 16px; }
  .home-brand img { width: 34px; height: 34px; }
  .home-login { min-height: 42px; padding-inline: 13px; }
  .home-nav { order: 3; width: 100%; justify-content: space-between; gap: 9px; padding-top: 3px; }
  .home-nav a { font-size: 15px; }
  .home-hero { min-height: 510px; padding: 62px 24px 75px; }
  .home-hero-photo { background-position: 59% center; }
  .home-hero::before { background: linear-gradient(90deg, rgba(3, 43, 34, .94), rgba(3, 48, 38, .68) 75%, rgba(3, 48, 38, .38)); }
  .home-kicker { flex-wrap: wrap; gap: 5px; font-size: 11px; }
  .home-hero h1 { font-size: clamp(39px, 12vw, 56px); }
  .home-hero h2 { max-width: 330px; font-size: 18px; }
  .home-section, .home-steps, .home-benefits { padding: 48px 20px; }
  .home-feature-grid, .home-benefit-grid { gap: 10px; }
  .home-feature { min-height: 190px; padding: 15px; }
  .home-feature-icon { width: 38px; height: 38px; }
  .home-step-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 25px 12px; }
  .home-step-grid li::after { display: none; }
  .home-about { gap: 24px; padding: 42px 20px; }
  .home-benefit-grid article { gap: 8px; }
  .home-benefit-grid article > span { width: 34px; height: 34px; flex-basis: 34px; }
  .home-cta { flex-wrap: wrap; gap: 12px; padding: 22px 20px; }
  .home-cta-mark { width: 46px; height: 46px; flex-basis: 46px; }
  .home-cta > div:nth-child(2) { flex-basis: calc(100% - 62px); }
  .home-cta-actions { width: 100%; margin-left: 58px; }
  .home-footer { justify-content: center; gap: 12px 22px; padding: 16px 18px; }
  .home-footer nav { order: 3; width: 100%; justify-content: center; }
  .home-footer > p { text-align: center; }
}

@media (max-width: 380px) {
  .home-feature-grid, .home-benefit-grid { grid-template-columns: minmax(0, 1fr); }
  .home-feature { min-height: 0; }
  .home-benefit-grid article { padding: 0; }
}

/* --------------------------------------------------------------------------
   14. Print — a clean, signable weekly timetable
   -------------------------------------------------------------------------- */
.print-header,
.print-signatures { display: none; }

@media print {
  :root {
    --bg: #fff;
    --surface: #fff;
    --surface-sunken: #f4f4f2;
    --border: #b9b6ad;
    --border-hairline: #d6d3cb;
    --text: #000;
    --text-secondary: #333;
    --shadow-xs: none;
    --shadow-sm: none;
    --shadow-md: none;
    --shadow-lg: none;
  }
  @page { margin: 12mm; }

  body { background: #fff; font-size: 10.5pt; }

  .sidebar,
  .sidebar-backdrop,
  .topbar,
  .page-heading-actions,
  .filter-bar,
  .toast-stack,
  .modal-backdrop,
  .manage-column,
  .skip-link { display: none !important; }

  .app-shell { display: block; }
  .page-container { max-width: none; padding: 0; }
  .page:not(#page-schedules) { display: none !important; }

  .print-header {
    display: block;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid #174b32;
    text-align: center;
  }
  .print-header img { width: 48px; height: 48px; margin-bottom: 5px; }
  .print-header strong { display: block; color: #174b32; font-family: var(--font-serif); font-size: 16pt; }
  .print-header span { display: block; color: #333; font-size: 9.5pt; }

  .page-heading { display: none; }
  .calendar-panel { display: none !important; }
  .schedule-table-panel { display: block !important; border: 0; box-shadow: none; }
  .schedule-table-panel .table-wrap { overflow: visible; }
  .schedule-table-panel .data-table { width: 100%; font-size: 9pt; border-collapse: collapse; }
  .schedule-table-panel .data-table thead { display: table-header-group; }
  .schedule-table-panel .data-table th { padding: 7px 6px; border: 1px solid #174b32; background: #174b32; color: #fff; font-size: 8.5pt; text-align: left; }
  .schedule-table-panel .data-table td { padding: 6px; border: 1px solid #aeb9b1; vertical-align: top; }
  .schedule-table-panel .data-table tbody tr:nth-child(even) { background: #eef5f0; }
  .schedule-table-panel .data-table .subline { color: #4d5d53; font-size: 8pt; }
  .schedule-table-panel .panel-heading { display: none; }
  .schedule-table-panel .data-table tr { break-inside: avoid; }
  .panel { break-inside: avoid; box-shadow: none; }

  /* Printed timetables are signed off during review, so the sheet carries its
     own approval block instead of being annotated by hand in the margin. */
  .print-signatures {
    display: flex;
    gap: 28px;
    margin-top: 24px;
    break-inside: avoid;
  }
  .print-signatures div { flex: 1; color: #333; font-size: 9pt; text-align: center; }
  .print-signatures .signature-line {
    display: block;
    height: 30px;
    margin-bottom: 4px;
    border-bottom: 1px solid #000;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .home-login:hover,
  .home-button:hover,
  .home-contact-submit:hover { transform: none; }
  .button:hover:not(:disabled),
  .icon-button:hover { transform: none; }
  button:not(:disabled):hover { transform: none; }
  .public-home.has-scroll-reveals .home-reveal:not(.is-visible) { opacity: 1; transform: none; transition: none; }
}