/* ===========================================================
   MATH OLYMPIAD TRAINER ACADEMY
   Classical academic design system
   =========================================================== */

:root, [data-theme="light"] {
  /* Surfaces — parchment palette */
  --color-bg:              #f7f1e3;
  --color-surface:         #fbf6ea;
  --color-surface-2:       #ffffff;
  --color-surface-offset:  #efe7d3;
  --color-surface-deep:    #e6dcc3;
  --color-divider:         #dccfb0;
  --color-border:          #c9b98e;

  /* Ink — deep navy text */
  --color-text:            #0f1e3d;
  --color-text-muted:      #4a5777;
  --color-text-faint:      #8a8470;
  --color-text-inverse:    #f7f1e3;

  /* High contrast panel pairs. Text changes with the panel background. */
  --color-panel-bg:        #0f1e3d;
  --color-panel-bg-hover:  #1a2f56;
  --color-panel-text:      #f7f1e3;
  --color-panel-muted:     rgba(247, 241, 227, 0.78);
  --color-panel-faint:     rgba(247, 241, 227, 0.62);
  --color-panel-accent:    #ead9b3;

  /* Primary — ink navy */
  --color-primary:         #0f1e3d;
  --color-primary-hover:   #1a2f56;
  --color-primary-active:  #0a1428;

  /* Accent — antique gold */
  --color-accent:          #b8893a;
  --color-accent-hover:    #9c7128;
  --color-accent-active:   #7f5a18;
  --color-accent-highlight:#ead9b3;

  /* Secondary — oxblood (used sparingly, e.g. error/highlight) */
  --color-oxblood:         #7a1f2b;

  /* Type scale */
  --text-xs:    clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm:    clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base:  clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg:    clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl:    clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl:   clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl:   clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero:  clamp(2.75rem, 0.6rem + 6vw, 6.5rem);

  /* Spacing (4px base) */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;

  /* Shadows — warm-toned */
  --shadow-sm: 0 1px 2px rgba(15, 30, 61, 0.06);
  --shadow-md: 0 6px 18px rgba(15, 30, 61, 0.10);
  --shadow-lg: 0 24px 60px rgba(15, 30, 61, 0.18);

  /* Content widths */
  --content-narrow: var(--content-wide);
  --content-default: var(--content-wide);
  --content-wide: 1280px;

  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Fonts */
  --font-display: 'Cormorant Garamond', 'EB Garamond', Georgia, serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;
}

[data-theme="dark"] {
  --color-bg:              #0c1426;
  --color-surface:         #111c36;
  --color-surface-2:       #15233f;
  --color-surface-offset:  #1a2a4a;
  --color-surface-deep:    #213256;
  --color-divider:         #2a3a5e;
  --color-border:          #3a4a70;

  --color-text:            #f0e9d6;
  --color-text-muted:      #b6b39e;
  --color-text-faint:      #6e6a58;
  --color-text-inverse:    #0f1e3d;

  --color-panel-bg:        #f0e9d6;
  --color-panel-bg-hover:  #ffffff;
  --color-panel-text:      #0f1e3d;
  --color-panel-muted:     rgba(15, 30, 61, 0.78);
  --color-panel-faint:     rgba(15, 30, 61, 0.64);
  --color-panel-accent:    #7f5a18;

  --color-primary:         #f0e9d6;
  --color-primary-hover:   #ffffff;
  --color-primary-active:  #d4cdb8;

  --color-accent:          #d4a347;
  --color-accent-hover:    #e4b865;
  --color-accent-active:   #b8893a;
  --color-accent-highlight:#3a2e15;

  --color-oxblood:         #c44a5c;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 6px 18px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.6);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:              #0c1426;
    --color-surface:         #111c36;
    --color-surface-2:       #15233f;
    --color-surface-offset:  #1a2a4a;
    --color-surface-deep:    #213256;
    --color-divider:         #2a3a5e;
    --color-border:          #3a4a70;
    --color-text:            #f0e9d6;
    --color-text-muted:      #b6b39e;
    --color-text-faint:      #6e6a58;
    --color-text-inverse:    #0f1e3d;
    --color-panel-bg:        #f0e9d6;
    --color-panel-bg-hover:  #ffffff;
    --color-panel-text:      #0f1e3d;
    --color-panel-muted:     rgba(15, 30, 61, 0.78);
    --color-panel-faint:     rgba(15, 30, 61, 0.64);
    --color-panel-accent:    #7f5a18;
    --color-primary:         #f0e9d6;
    --color-primary-hover:   #ffffff;
    --color-primary-active:  #d4cdb8;
    --color-accent:          #d4a347;
    --color-accent-hover:    #e4b865;
    --color-accent-active:   #b8893a;
    --color-accent-highlight:#3a2e15;
    --color-oxblood:         #c44a5c;
  }
}

/* ============== BASE ============== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  line-height: 1.65;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  /* Subtle parchment texture in light mode */
  background-image:
    radial-gradient(at 20% 10%, rgba(184, 137, 58, 0.05) 0px, transparent 50%),
    radial-gradient(at 80% 80%, rgba(15, 30, 61, 0.04) 0px, transparent 50%);
  background-attachment: fixed;
  overflow-x: hidden;
}

img, picture, video, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.01em;
  text-wrap: balance;
  color: var(--color-primary);
}

p, li, figcaption {
  text-wrap: pretty;
  max-width: none;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
a:hover { color: var(--color-accent); }

button, input, select, textarea {
  font: inherit;
  color: inherit;
}
button { cursor: pointer; background: none; border: none; }

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

::selection {
  background: var(--color-accent-highlight);
  color: var(--color-primary);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============== LAYOUT ============== */
.container {
  width: 100%;
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-10));
}
.container--wide { max-width: var(--content-wide); }
.container--narrow { max-width: var(--content-narrow); }

section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
}

/* ============== HEADER / NAV ============== */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
}
.header.is-scrolled {
  border-bottom-color: var(--color-divider);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-4);
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-10));
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-primary);
}
.logo__mark { width: 38px; height: 38px; flex-shrink: 0; color: var(--color-accent); }
.logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}
.logo__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.005em;
  color: var(--color-primary);
}
.logo__subtitle {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
}
.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  position: relative;
}
.nav__link:hover, .nav__link[aria-current="page"] {
  color: var(--color-primary);
}
.nav__link[aria-current="page"]::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: var(--space-3);
  right: var(--space-3);
  height: 2px;
  background: var(--color-accent);
}

.nav__cta {
  margin-left: var(--space-3);
}

.theme-toggle {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--color-text-muted);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}
.theme-toggle:hover {
  color: var(--color-accent);
  background: var(--color-surface-offset);
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  place-items: center;
  color: var(--color-primary);
}

@media (max-width: 880px) {
  .menu-toggle { display: grid; }
  .nav .nav__panel { display: none; }
  .logo__title { font-size: 1rem; max-width: 11em; }
  .logo__subtitle { display: none; }
  .logo__mark { width: 32px; height: 32px; }
  .nav.is-open .nav__panel {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-divider);
    padding: var(--space-4);
  }
  .nav.is-open .nav__list {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-1);
    list-style: none;
    margin: 0;
    padding: 0;
  }
  .nav.is-open .nav__list .nav__link {
    display: block;
    padding: var(--space-3) var(--space-3);
    border-radius: var(--radius-md);
  }
  .nav.is-open .nav__cta {
    margin-left: 0;
    margin-top: var(--space-3);
    align-self: stretch;
    text-align: center;
  }
  .nav__link[aria-current="page"]::after { display: none; }
  .nav__link[aria-current="page"] { color: var(--color-accent); }
}
.nav__panel { display: contents; }

/* ============== EXPLORE DROPDOWN ============== */
/* Desktop: hover/focus flyout menu; mobile: inline accordion inside drawer. */
.nav__item--dropdown {
  position: relative;
  display: flex;
  align-items: center;
}

/* Trigger button styled to match .nav__link exactly */
.nav__dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: none;
  border: 0;
  cursor: pointer;
  position: relative;
}
.nav__dropdown-toggle:hover,
.nav__dropdown-toggle[aria-expanded="true"],
.nav__item--dropdown.is-active .nav__dropdown-toggle {
  color: var(--color-primary);
}
/* Subtle active indicator on the parent when a grouped page is current */
.nav__item--dropdown.is-active .nav__dropdown-toggle::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: var(--space-3);
  right: var(--space-3);
  height: 2px;
  background: var(--color-accent);
}
.nav__dropdown-caret {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
  transition: transform var(--transition-interactive);
}
.nav__dropdown-toggle[aria-expanded="true"] .nav__dropdown-caret {
  transform: rotate(180deg);
}

/* Flyout panel */
.nav__dropdown-menu {
  list-style: none;
  margin: 0;
  padding: var(--space-2);
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  min-width: 15rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 60;
}
/* Open state (driven by JS on desktop). Also keep open while hovering the item. */
.nav__item--dropdown.is-open .nav__dropdown-menu {
  display: flex;
}
@media (min-width: 881px) {
  .nav__item--dropdown:hover .nav__dropdown-menu,
  .nav__item--dropdown:focus-within .nav__dropdown-menu {
    display: flex;
  }
  /* invisible bridge so moving cursor to the panel doesn't close it */
  .nav__item--dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: var(--space-2);
  }
}

.nav__dropdown-link {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}
.nav__dropdown-link:hover,
.nav__dropdown-link:focus-visible {
  color: var(--color-primary);
  background: var(--color-surface-offset);
}
.nav__dropdown-link[aria-current="page"] {
  color: var(--color-accent);
  background: var(--color-surface-offset);
}

@media (prefers-reduced-motion: reduce) {
  .nav__dropdown-caret { transition: none; }
}

/* ---- Mobile: inline accordion inside the stacked drawer ---- */
@media (max-width: 880px) {
  .nav__item--dropdown {
    display: block;
    position: static;
  }
  .nav__dropdown-toggle {
    display: flex;
    width: 100%;
    justify-content: space-between;
    padding: var(--space-3) var(--space-3);
  }
  .nav__item--dropdown.is-active .nav__dropdown-toggle {
    color: var(--color-accent);
  }
  .nav__item--dropdown.is-active .nav__dropdown-toggle::after {
    display: none;
  }
  .nav__dropdown-menu {
    position: static;
    display: none;
    min-width: 0;
    border: 0;
    box-shadow: none;
    background: transparent;
    padding: 0 0 var(--space-2) var(--space-4);
    margin: 0;
  }
  .nav__item--dropdown.is-open .nav__dropdown-menu {
    display: flex;
  }
  /* On mobile, hover/focus should NOT open it — only the explicit toggle. */
  .nav__dropdown-link {
    padding: var(--space-3) var(--space-3);
  }
}

/* ============== BUTTONS ============== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all var(--transition-interactive);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}
.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  color: var(--color-text-inverse);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn--accent {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
[data-theme="dark"] .btn--accent { color: var(--color-text-inverse); }
.btn--accent:hover {
  background: var(--color-accent-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
[data-theme="dark"] .btn--accent:hover { color: var(--color-text-inverse); }
.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-surface);
}
.btn--lg { padding: var(--space-4) var(--space-8); font-size: 1rem; }

/* ============== HERO ============== */
.hero {
  position: relative;
  min-height: calc(100vh - var(--top-chrome-height, 104px));
  min-height: calc(100svh - var(--top-chrome-height, 104px));
  display: grid;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
  padding-block: clamp(var(--space-16), 9vh, var(--space-24));
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.65) contrast(1.05);
}
.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(105deg, rgba(15, 30, 61, 0.88) 0%, rgba(15, 30, 61, 0.55) 55%, rgba(15, 30, 61, 0.35) 100%),
    radial-gradient(ellipse at 75% 30%, rgba(184, 137, 58, 0.18), transparent 60%);
}

.hero__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-10));
  width: 100%;
  color: #f7f1e3;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-6);
}
.hero__eyebrow::before {
  content: '';
  width: 36px;
  height: 1px;
  background: var(--color-accent);
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.6rem, 3.8vw, 4.2rem);
  line-height: 0.96;
  letter-spacing: -0.015em;
  color: #f7f1e3;
  max-width: none;
  margin-bottom: clamp(var(--space-5), 3vh, var(--space-8));
}
.hero__title em {
  font-style: italic;
  color: var(--color-accent);
  font-weight: 400;
}

.hero__lede {
  font-size: clamp(0.98rem, 0.9rem + 0.25vw, 1.1rem);
  line-height: 1.6;
  font-weight: 300;
  color: rgba(247, 241, 227, 0.85);
  max-width: none;
  margin-bottom: clamp(var(--space-6), 4vh, var(--space-10));
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.hero__actions .btn--lg {
  padding: var(--space-3) var(--space-6);
  font-size: 0.95rem;
}
.hero .btn--ghost {
  color: #f7f1e3;
  border-color: rgba(247, 241, 227, 0.4);
}
.hero .btn--ghost:hover {
  background: rgba(247, 241, 227, 0.08);
  border-color: #f7f1e3;
  color: #f7f1e3;
}

@media (max-width: 720px) {
  .hero {
    min-height: calc(100vh - var(--top-chrome-height, 104px));
    min-height: calc(100svh - var(--top-chrome-height, 104px));
    padding-block: var(--space-16);
  }
  .hero__title {
    max-width: none;
    font-size: clamp(2.45rem, 11vw, 3.75rem);
  }
  .hero__lede { font-size: 1rem; line-height: 1.55; }
}

/* ============== SECTION HEADERS ============== */
.section-head {
  margin-bottom: var(--space-16);
  max-width: none;
}
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center p { margin-inline: auto; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-5);
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--color-accent);
}

.section-title {
  font-size: var(--text-2xl);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.05;
  margin-bottom: var(--space-5);
}
.section-title em { font-style: italic; color: var(--color-accent); font-weight: 400; }

.section-lede {
  font-size: clamp(1.05rem, 0.95rem + 0.4vw, 1.25rem);
  line-height: 1.6;
  color: var(--color-text-muted);
  font-weight: 400;
}

/* ============== MISSION / ABOUT ============== */
.mission {
  background: var(--color-surface);
  border-block: 1px solid var(--color-divider);
  overflow: hidden;
}
.mission .container { max-width: var(--content-wide); }
.mission .container > .section-title {
  max-width: none;
  margin-bottom: var(--space-8);
}
.mission__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
  gap: clamp(var(--space-8), 4vw, var(--space-16));
  align-items: center;
}
.mission__text p { max-width: none; margin-bottom: var(--space-4); font-size: 1.0625rem; line-height: 1.7; }
.mission__text p:last-child { margin-bottom: 0; }

.mission__image {
  position: relative;
  width: 100%;
  max-width: 400px;
  justify-self: end;
  padding: var(--space-3);
  background: #e6dcc3;
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
[data-theme="dark"] .mission__image {
  background: #0c1426;
}
.mission__image img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius-lg) - 3px);
}
@media (max-width: 880px) {
  .mission__grid { grid-template-columns: 1fr; }
  .mission__image { max-width: 360px; justify-self: center; }
}

/* ============== PILLARS / VALUES ============== */
.pillars .container { max-width: var(--content-wide); }
.pillars .section-head,
.pillars .section-lede { max-width: none; }
.pillars__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(var(--space-5), 2.5vw, var(--space-8));
  margin-top: var(--space-10);
}
.pillar {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-divider);
}
.pillar__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--color-accent);
  letter-spacing: 0.04em;
}
.pillar h3 {
  font-size: 1.375rem;
  font-weight: 500;
  letter-spacing: -0.005em;
}
.pillar p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}
@media (max-width: 1000px) {
  .pillars__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .pillars__grid { grid-template-columns: 1fr; }
}

/* ============== CURRICULUM ============== */
.curriculum {
  background: var(--color-surface-offset);
  position: relative;
  overflow: hidden;
}
.curriculum__grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(var(--space-10), 6vw, var(--space-20));
  align-items: center;
}
.curriculum__grid--single {
  grid-template-columns: 1fr;
  max-width: none;
}
.curriculum__grid--single .curriculum__topics {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.curriculum__topics {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4) var(--space-6);
  margin-top: var(--space-8);
}
.topic {
  padding: var(--space-5);
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  transition: all var(--transition-interactive);
}
.topic:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.topic__label {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
  letter-spacing: 0.03em;
}
.topic__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
.topic__title-ar {
  display: block;
  margin-top: var(--space-1);
  font-family: "Noto Naskh Arabic", "Geeza Pro", "Traditional Arabic", serif;
  font-size: 1.15em;
  font-weight: 500;
  color: var(--color-accent-active);
  line-height: 1.4;
}
.topic__desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin: 0;
}

.curriculum__image {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
}
.curriculum__image img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 900px) {
  .curriculum__grid { grid-template-columns: 1fr; }
  .curriculum__topics { grid-template-columns: 1fr; }
  .curriculum__grid--single .curriculum__topics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .curriculum__grid--single .curriculum__topics { grid-template-columns: 1fr; }
}

/* ============== CYCLE / SCHEDULE ============== */
.cycle {
  background: var(--color-panel-bg);
  color: var(--color-panel-text);
  position: relative;
  overflow: hidden;
}
.cycle::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(184, 137, 58, 0.18), transparent 60%);
  pointer-events: none;
}
.cycle .eyebrow { color: var(--color-panel-accent); }
.cycle .section-title { color: var(--color-panel-text); }
.cycle .section-title em { color: var(--color-panel-accent); }
.cycle .section-lede { color: var(--color-panel-muted); }

.timeline {
  margin-top: var(--space-12);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: color-mix(in srgb, var(--color-panel-text) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-panel-text) 15%, transparent);
}
.timeline--academy-year {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.timeline__item {
  padding: var(--space-8) var(--space-6);
  background: var(--color-panel-bg);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.timeline__phase {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-panel-accent);
}
.timeline__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-panel-text);
  line-height: 1.15;
}
.timeline__desc {
  font-size: 0.875rem;
  color: var(--color-panel-faint);
  line-height: 1.6;
  margin: 0;
}
@media (max-width: 900px) {
  .timeline--academy-year { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .timeline--academy-year { grid-template-columns: 1fr; }
}

/* ============== TEAM / PEOPLE ============== */
.people__group {
  margin-bottom: var(--space-16);
}
.people__group--leadership {
  margin-bottom: var(--space-12);
}
.people__group--coordination {
  margin-bottom: var(--space-24);
}
.people__group:last-child { margin-bottom: 0; }
.people__group-title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-accent);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}
.people__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-10) var(--space-8);
}
.person {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.person__name {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 500;
  color: var(--color-primary);
  line-height: 1.2;
}
.person__role {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.005em;
  margin-bottom: var(--space-2);
}
.person__affiliation {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin: 0;
}

/* The longest coach biography closes the grid as a full-width row. */
.person--coach-wide {
  grid-column: 1 / -1;
  display: block;
  width: 100%;
  padding: var(--space-8) 0;
}
.person--coach-wide .person__role {
  margin: var(--space-2) 0 var(--space-5);
}
.person--coach-wide .person__name {
  font-weight: 600;
}
.person--coach-wide .person__affiliation {
  max-width: none;
  margin-top: var(--space-2);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* Leadership profiles span the page as horizontal editorial rows. */
.people__group--leadership .people__group-title,
.people__group--coordination .people__group-title,
.people__group--coaches .people__group-title {
  font-size: clamp(1.75rem, 2.5vw, 2.25rem);
  padding-bottom: var(--space-5);
}
.people__grid--leadership {
  display: block;
}
.person--profile {
  display: block;
  width: 100%;
  padding: clamp(var(--space-8), 4vw, var(--space-12)) 0;
  text-align: left;
  border-bottom: 1px solid var(--color-divider);
}
.person--profile:last-child {
  border-bottom: 0;
}
.person--profile .person__name {
  font-size: clamp(1.5rem, 2.2vw, 1.8rem);
}
.person--profile .person__role {
  max-width: none;
  margin: var(--space-2) 0 0;
  line-height: 1.5;
}
.person__profile-body {
  margin-top: var(--space-5);
}
.person__profile-body .person__affiliation {
  max-width: none;
  font-size: 0.925rem;
  line-height: 1.75;
}
.person__link {
  margin-top: var(--space-4);
  font-size: 0.85rem;
  font-weight: 600;
}
.person__link a {
  color: var(--color-accent);
}
.person__link a:hover {
  color: var(--color-accent-hover);
}
@media (max-width: 760px) {
  .person--profile {
    padding: var(--space-8) 0;
  }
}

/* ============== PARTNERS ============== */
.partners {
  background: var(--color-surface);
  border-block: 1px solid var(--color-divider);
}
.partners__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-10);
}
.partner {
  padding: var(--space-6);
  border: 1px solid var(--color-divider);
  background: var(--color-surface-2);
  text-align: center;
  border-radius: var(--radius-sm);
  transition: all var(--transition-interactive);
}
.partner:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.partner__abbr {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 0.02em;
  margin-bottom: var(--space-2);
}
.partner__name {
  font-size: 0.825rem;
  color: var(--color-text-muted);
  line-height: 1.4;
  margin: 0;
}

/* ============== VOICES (TESTIMONIALS PLACEHOLDER) ============== */
.voices {
  background: var(--color-surface-2);
  border-block: 1px solid var(--color-divider);
}
.voices__placeholder {
  margin-top: var(--space-10);
  padding: var(--space-10) var(--space-8);
  border: 1px dashed var(--color-divider);
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  max-width: none;
}
.voices__placeholder-meta {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 var(--space-3) 0;
}
.voices__placeholder-text {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
}

.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}
.impact-stat {
  min-height: 150px;
  padding: var(--space-6);
  border: 1px solid var(--color-divider);
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.impact-stat strong {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 4rem);
  line-height: 1;
  font-weight: 500;
  color: var(--color-accent-active);
}
.impact-stat span {
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--color-text-muted);
}
@media (max-width: 880px) {
  .impact-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .impact-grid { grid-template-columns: 1fr; }
}
.voices__placeholder-text a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.voices__placeholder-text a:hover {
  color: var(--color-accent);
}

/* ============== JOIN / CTA ============== */
.join {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  text-align: center;
  padding-block: clamp(var(--space-20), 12vw, var(--space-32));
}
.join__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.join__bg img { width: 100%; height: 100%; object-fit: cover; filter: brightness(0.4); }
.join__overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(15, 30, 61, 0.82), rgba(15, 30, 61, 0.9));
}
.join h2 {
  color: #f7f1e3;
  font-size: var(--text-2xl);
  font-weight: 500;
  letter-spacing: -0.015em;
  max-width: none;
  margin: 0 auto var(--space-6);
}
.join h2 em { font-style: italic; color: var(--color-accent); font-weight: 400; }
.join p {
  color: rgba(247, 241, 227, 0.8);
  font-size: clamp(1.05rem, 0.95rem + 0.4vw, 1.2rem);
  max-width: none;
  margin: 0 auto var(--space-10);
  line-height: 1.65;
}
.join__actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}
.join .btn--ghost {
  color: #f7f1e3;
  border-color: rgba(247, 241, 227, 0.4);
}
.join .btn--ghost:hover {
  background: rgba(247, 241, 227, 0.08);
  border-color: #f7f1e3;
}

/* ============== FOOTER ============== */
.footer {
  background: var(--color-panel-bg);
  color: var(--color-panel-muted);
  padding-block: var(--space-16) var(--space-8);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}
.footer__brand {
  max-width: none;
}
.footer .logo__mark { color: var(--color-panel-accent); }
.footer__brand .logo__title { color: var(--color-panel-text); }
.footer__brand .logo__subtitle { color: var(--color-panel-faint); }
.footer__brand p {
  margin-top: var(--space-4);
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-panel-faint);
}
.footer__col h4 {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-panel-accent);
  margin-bottom: var(--space-5);
}
.footer__col ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-2); }
.footer__col a {
  font-size: 0.9rem;
  color: var(--color-panel-muted);
}
.footer__col a:hover { color: var(--color-panel-accent); }

.footer__bottom {
  border-top: 1px solid color-mix(in srgb, var(--color-panel-text) 15%, transparent);
  padding-top: var(--space-6);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: 0.8rem;
  color: var(--color-panel-faint);
}

@media (max-width: 880px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer__grid { grid-template-columns: 1fr; gap: var(--space-8); }
}

/* ============== UTILITIES ============== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

/* ============== KaTeX inline (chalkboard hero formula) ============== */
.formula-mark {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95em;
}

/* ============== PAGE TITLE (interior pages) ============== */
.page-hero {
  padding-block: clamp(var(--space-20), 12vw, var(--space-32)) clamp(var(--space-12), 6vw, var(--space-20));
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 90% 10%, rgba(184, 137, 58, 0.08), transparent 50%),
    radial-gradient(circle at 10% 90%, rgba(15, 30, 61, 0.05), transparent 50%);
  pointer-events: none;
}
.page-hero__inner {
  position: relative;
}
.page-hero__eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-5);
  display: inline-flex; align-items: center; gap: var(--space-3);
}
.page-hero__eyebrow::before {
  content: ''; width: 28px; height: 1px; background: var(--color-accent);
}
.page-hero h1 {
  font-size: clamp(2.5rem, 1.5rem + 4vw, 5rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: var(--space-6);
}
.page-hero h1 em { font-style: italic; color: var(--color-accent); font-weight: 400; }
.page-hero__lede {
  font-size: clamp(1.05rem, 0.95rem + 0.5vw, 1.3rem);
  color: var(--color-text-muted);
  max-width: none;
  line-height: 1.6;
}

/* ============== PROSE (interior content) ============== */
.prose {
  max-width: none;
  margin-inline: auto;
}
.prose h2 {
  font-size: var(--text-xl);
  margin-top: var(--space-12);
  margin-bottom: var(--space-5);
  font-weight: 500;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
  font-size: 1.5rem;
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  font-weight: 500;
}
.prose p { margin-bottom: var(--space-5); font-size: 1.0625rem; line-height: 1.7; }
.prose ul, .prose ol {
  margin-bottom: var(--space-5);
  padding-left: var(--space-6);
  font-size: 1.0625rem; line-height: 1.7;
}
.prose li { margin-bottom: var(--space-2); }
.prose blockquote {
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-6);
  margin-block: var(--space-8);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--color-text);
  max-width: none;
}
.prose strong { font-weight: 600; color: var(--color-primary); }

/* Decorative drop cap (intro paragraph) */
.drop-cap::first-letter {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 4.5em;
  float: left;
  line-height: 0.85;
  margin: 0.05em var(--space-3) 0 0;
  color: var(--color-accent);
}

/* ============== ANNOUNCEMENT BAR ============== */
.announce {
  background: var(--color-panel-bg);
  color: var(--color-panel-text);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  padding: var(--space-2) var(--space-5);
  text-align: center;
}
.announce a {
  color: var(--color-panel-accent);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(184, 137, 58, 0.4);
  text-underline-offset: 3px;
}
.announce a:hover { color: var(--color-panel-text); text-decoration-color: currentColor; }

/* ============== FORM ============== */
.form {
  max-width: none;
  margin-inline: auto;
  display: grid;
  gap: var(--space-5);
}
.form__row { display: grid; gap: var(--space-2); }
.form label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
}
.form input, .form select, .form textarea {
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  color: var(--color-text);
  transition: border-color var(--transition-interactive);
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(184, 137, 58, 0.15);
}
.form textarea { resize: vertical; min-height: 120px; font-family: var(--font-body); }

/* Heritage grid — curriculum page */
.heritage-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8, 2.5rem);
  margin-top: var(--space-8, 2.5rem);
}
@media (max-width: 720px) {
  .heritage-grid { grid-template-columns: 1fr; gap: var(--space-6, 1.75rem); }
}
.heritage-cell {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-4, 1.25rem);
}
.heritage-cell__num {
  font-family: var(--font-display, var(--font-body));
  font-style: italic;
  color: var(--color-accent);
  font-size: 1rem;
  margin: 0 0 0.4rem 0;
  letter-spacing: 0.02em;
}
.heritage-cell__title {
  font-family: var(--font-display, var(--font-body));
  font-size: 1.55rem;
  line-height: 1.15;
  color: var(--color-text);
  margin: 0 0 0.8rem 0;
  font-weight: 500;
}
.heritage-cell__body {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.65;
  margin: 0;
}
.heritage-cell__body em {
  font-style: italic;
  color: var(--color-text);
}
.heritage-note {
  margin-top: var(--space-8);
  padding: var(--space-5) var(--space-6);
  color: var(--color-text-muted);
  text-align: left;
  background: color-mix(in srgb, var(--color-accent) 8%, var(--color-surface));
  border: 1px solid var(--color-divider);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.heritage-note__label {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--color-accent);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.heritage-note small {
  display: block;
  font-size: 0.86rem;
  line-height: 1.7;
  letter-spacing: 0.005em;
}
.heritage-note a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 3px; }
.heritage-note a:hover { color: var(--color-accent-hover); }

/* ============================================================
   The Continuum Archive (scholar catalog — class names retained)
   ============================================================ */

/* Atlas index — scholarly catalog list */
.atlas-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  counter-reset: none;
}
.atlas-index__item {
  border-top: 1px solid var(--color-divider);
}
.atlas-index__item:last-child {
  border-bottom: 1px solid var(--color-divider);
}
.atlas-index__link {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: var(--space-6, 1.75rem);
  padding: var(--space-6, 1.75rem) 0;
  text-decoration: none;
  color: inherit;
  transition: background-color 200ms ease, padding-left 200ms ease;
}
.atlas-index__link:hover {
  background: var(--color-surface-alt, rgba(0,0,0,0.02));
  padding-left: var(--space-3, 0.75rem);
  padding-right: var(--space-3, 0.75rem);
}
.atlas-index__num {
  font-family: var(--font-display, var(--font-body));
  font-style: italic;
  color: var(--color-accent);
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  padding-top: 0.2rem;
}
.atlas-index__body {
  display: grid;
  gap: 0.55rem;
}
.atlas-index__name {
  font-family: var(--font-display, var(--font-body));
  font-size: 1.75rem;
  line-height: 1.15;
  color: var(--color-text);
  font-weight: 500;
}
.atlas-index__meta {
  font-size: 0.9rem;
  color: var(--color-text-faint);
  letter-spacing: 0.02em;
  text-transform: none;
}
.atlas-index__contrib {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.65;
  max-width: none;
}
.atlas-index__contrib em {
  font-style: italic;
  color: var(--color-text);
}
.atlas-index__tags {
  color: var(--color-accent);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
@media (max-width: 640px) {
  .atlas-index__link { grid-template-columns: 1fr; gap: var(--space-3, 0.75rem); }
  .atlas-index__num { padding-top: 0; }
  .atlas-index__name { font-size: 1.45rem; }
}

/* Atlas scholar page — hero variant */
.page-hero--atlas .page-hero__eyebrow a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.atlas-meta {
  font-family: var(--font-display, var(--font-body));
  font-style: italic;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  margin-top: 0.75rem;
}

/* Atlas prose blockquotes carry a bit more weight */
.prose blockquote {
  border-left: 3px solid var(--color-accent);
  padding: 0.4rem 0 0.4rem 1.4rem;
  margin: var(--space-4, 1.25rem) 0;
  color: var(--color-text);
  font-style: italic;
  font-family: var(--font-display, var(--font-body));
  font-size: 1.1rem;
  line-height: 1.5;
}

/* Drop-cap for the opening paragraph */
.prose .drop-cap::first-letter {
  font-family: var(--font-display, var(--font-body));
  font-size: 3.6rem;
  line-height: 0.9;
  float: left;
  padding: 0.3rem 0.8rem 0 0;
  color: var(--color-accent);
  font-weight: 500;
}

/* Sources block */
.atlas-sources {
  padding-left: 1.2rem;
  margin: var(--space-4, 1.25rem) 0;
  color: var(--color-text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}
.atlas-sources li {
  margin-bottom: 0.9rem;
}
.atlas-sources a {
  word-break: break-all;
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Atlas prev/next nav */
.atlas-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4, 1.25rem);
  padding: var(--space-6, 1.75rem) 0;
  border-top: 1px solid var(--color-divider);
  flex-wrap: wrap;
}
.atlas-nav__link {
  color: var(--color-accent);
  text-decoration: none;
  font-family: var(--font-display, var(--font-body));
  font-size: 1.05rem;
  padding: 0.5rem 0;
}
.atlas-nav__link:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============================================================
   Arabic script — RTL pairs on Atlas pages and glossary
   Verified script from Wikipedia infoboxes, QDL, Muslim Heritage.
   ============================================================ */
.page-hero__name-ar {
  font-family: 'Amiri', 'Noto Naskh Arabic', 'Scheherazade New', serif;
  font-size: 1.5rem;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0.5rem 0 0.25rem;
  font-weight: 500;
  letter-spacing: 0;
}
.page-hero__name-translit {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin: 0 0 0.75rem;
  font-style: italic;
  font-family: var(--font-display, var(--font-body));
}
span.ar {
  font-family: 'Amiri', 'Noto Naskh Arabic', 'Scheherazade New', serif;
  font-size: 1.08em;
  line-height: 1.5;
  unicode-bidi: isolate;
  white-space: nowrap;
}
/* Glossary layout */
.glossary-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--color-divider);
}
.glossary-entry {
  display: grid;
  grid-template-columns: minmax(9rem, 12rem) minmax(9rem, 12rem) 1fr;
  gap: var(--space-4, 1.5rem);
  padding: var(--space-5, 1.75rem) 0;
  border-bottom: 1px solid var(--color-divider);
  align-items: baseline;
}
.glossary-entry__ar {
  font-family: 'Amiri', 'Noto Naskh Arabic', serif;
  font-size: 1.6rem;
  line-height: 1.4;
  direction: rtl;
  text-align: right;
}
.glossary-entry__translit {
  font-family: var(--font-display, var(--font-body));
  font-style: italic;
  font-size: 1.1rem;
  color: var(--color-text);
}
.glossary-entry__gloss {
  font-size: 1rem;
  line-height: 1.55;
  color: var(--color-text);
}
.glossary-entry__gloss small {
  display: block;
  margin-top: 0.35rem;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}
@media (max-width: 640px) {
  .glossary-entry {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .glossary-entry__ar {
    text-align: right;
  }
}
/* Teaching archive cycle cards */
.archive-cycle {
  border: 1px solid var(--color-divider);
  border-radius: 4px;
  padding: var(--space-5, 1.5rem);
  margin-bottom: var(--space-4, 1.25rem);
  background: var(--color-surface);
}
.archive-cycle__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0 0 0.75rem;
}
.archive-cycle__status {
  display: inline-block;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: rgba(0,0,0,0.06);
}
.archive-cycle__status--pending {
  background: rgba(196, 156, 88, 0.15);
  color: var(--color-accent);
}
.archive-cycle__status--released {
  background: rgba(46, 125, 50, 0.12);
  color: #2e7d32;
}

/* ============================================================
   Atlas of Methods — method cards (no colored left-borders)
   ============================================================ */

/* Cycle grouping */
.cycle-group { margin-top: var(--space-16); }
.cycle-group:first-of-type { margin-top: 0; }
.cycle-group__head {
  border-top: 2px solid var(--color-primary);
  padding-top: var(--space-5);
  margin-bottom: var(--space-10);
}
.cycle-group__eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.cycle-group__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  line-height: 1.1;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
.cycle-group__coach {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

/* The method card */
.method-grid { display: grid; gap: var(--space-8); min-width: 0; }
.method-card {
  border: 1px solid var(--color-divider);
  border-top: 3px solid var(--color-accent);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  box-shadow: var(--shadow-sm);
  min-width: 0;
  overflow: hidden;
}
.method-card > * { min-width: 0; }
.method-card__header {
  border-bottom: 1px solid var(--color-divider);
  padding-bottom: var(--space-5);
  margin-bottom: var(--space-5);
}
.method-card__name {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 500;
  line-height: 1.1;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.method-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-bottom: var(--space-4);
}
.method-pill {
  display: inline-block;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  background: var(--color-surface-2);
}
.method-pill--level { color: var(--color-accent); border-color: var(--color-accent); }
.method-card__tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
  line-height: 1.45;
  color: var(--color-text);
  max-width: none;
}
.method-card__section { margin-bottom: var(--space-6); }
.method-card__section:last-child { margin-bottom: 0; }
.method-card__label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
  display: block;
}
.method-card__statement,
.method-card__note p { font-size: 1.0125rem; line-height: 1.7; color: var(--color-text); }
.method-card__statement { overflow-x: auto; max-width: 100%; }
.method-card__statement mjx-container[display="true"],
.method-worked__solution mjx-container[display="true"] { max-width: 100%; overflow-x: auto; overflow-y: hidden; }

/* Worked example — distinct block */
.method-worked {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  padding: clamp(var(--space-5), 3vw, var(--space-8));
  margin-bottom: var(--space-6);
}
.method-worked__prompt {
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px dashed var(--color-border);
  font-size: 1.0125rem; line-height: 1.65;
}
.method-worked__solution { font-size: 1rem; line-height: 1.75; color: var(--color-text); overflow-x: auto; max-width: 100%; }
.method-worked__solution p { margin-bottom: var(--space-3); }

/* Teaching note */
.method-note {
  border-left: 2px solid var(--color-divider);
  padding-left: var(--space-5);
}
.method-note p { margin-bottom: var(--space-3); }
.method-note p:last-child { margin-bottom: 0; }
.method-note__attr {
  display: block;
  margin-top: var(--space-3);
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-text-faint);
}

/* Byline + source */
.method-card__footer {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-5);
  margin-top: var(--space-6);
}
.method-byline {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-primary);
}
.method-byline__role { font-style: italic; color: var(--color-text-muted); font-size: 0.95rem; }
.method-source {
  display: block;
  margin-top: var(--space-3);
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--color-text-faint);
}

/* Anchored index at top of Atlas of Methods */
.method-toc {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3) var(--space-6);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-6) 0;
  margin-bottom: var(--space-12);
  list-style: none;
}
.method-toc__group-title {
  grid-column: 1 / -1;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-top: var(--space-3);
}
.method-toc__group-title:first-child { margin-top: 0; }
.method-toc a {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  text-decoration: none;
}
.method-toc a:hover { color: var(--color-accent); }

@media (max-width: 640px) {
  .method-card__name { font-size: 1.5rem; }
}

/* ============================================================
   Certification page
   ============================================================ */
.cert-steps { display: grid; gap: var(--space-6); margin: var(--space-8) 0; }
.cert-step {
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: clamp(var(--space-5), 3vw, var(--space-8));
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-5);
  align-items: start;
}
.cert-step__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2rem;
  line-height: 1;
  color: var(--color-accent);
}
.cert-step__title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
.cert-step__body p { font-size: 1.0125rem; line-height: 1.7; color: var(--color-text); margin-bottom: var(--space-3); }
.cert-step__body p:last-child { margin-bottom: 0; }

/* Rubric grid */
.rubric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-5);
  margin: var(--space-8) 0;
}
.rubric-cell {
  border: 1px solid var(--color-divider);
  border-top: 3px solid var(--color-accent);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: var(--space-6);
}
.rubric-cell__check {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.rubric-cell__check span { color: var(--color-accent); margin-right: var(--space-2); }
.rubric-cell p { font-size: 0.98rem; line-height: 1.6; color: var(--color-text-muted); }

/* Simple responsibilities table */
.cert-table { width: 100%; border-collapse: collapse; margin: var(--space-6) 0; font-size: 0.98rem; }
.cert-table th, .cert-table td {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-divider);
  vertical-align: top;
}
.cert-table th {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.cert-table td:first-child { font-weight: 500; color: var(--color-primary); }

.cert-cta {
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
  background: var(--color-surface-offset);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  text-align: center;
  margin-top: var(--space-8);
}
.cert-cta h2 { margin-bottom: var(--space-4); }
.cert-cta p { margin: 0 auto var(--space-5); color: var(--color-text-muted); max-width: none; }

@media (max-width: 560px) {
  .cert-step { grid-template-columns: 1fr; gap: var(--space-3); }
}

/* ── Home: Collections section ─────────────────────────── */
.collections { padding: var(--space-3xl, 6rem) 0; background: var(--color-surface-offset); }
.collections__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.collection {
  display: flex;
  flex-direction: column;
  padding: 2rem 1.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  text-decoration: none;
  color: inherit;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.collection:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: 0 12px 28px rgba(15,30,61,.12);
}
.collection__eyebrow {
  font-family: var(--font-body);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 .75rem;
}
.collection__title {
  font-family: var(--font-display, 'Cormorant Garamond', serif);
  font-size: 1.5rem;
  line-height: 1.2;
  color: var(--color-text);
  margin: 0 0 .75rem;
}
.collection__desc {
  font-size: .95rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 0 0 1.5rem;
  flex: 1;
}
.collection__cta {
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 600;
  color: var(--color-primary);
  transition: color .2s ease;
}
.collection:hover .collection__cta { color: var(--color-accent-hover); }
@media (max-width: 860px) {
  .collections__grid { grid-template-columns: 1fr; gap: 1rem; }
}

/* ── Home: Featured (Certification + IMO 2025) ─────────── */
.features { padding: var(--space-3xl, 6rem) 0; background: var(--color-bg); }
.features__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.feature {
  display: flex;
  flex-direction: column;
  padding: 2.5rem 2.25rem;
  background: var(--color-panel-bg);
  color: var(--color-panel-text);
  border-radius: 4px;
  text-decoration: none;
  transition: transform .25s ease, box-shadow .25s ease;
  position: relative;
  overflow: hidden;
}
.feature::after {
  content: "";
  position: absolute;
  left: 0; top: 0; height: 3px; width: 100%;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}
.feature:hover { transform: translateY(-4px); box-shadow: 0 16px 34px rgba(15,30,61,.28); }
.feature:hover::after { transform: scaleX(1); }
.feature__eyebrow {
  font-family: var(--font-body);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--color-panel-accent);
  margin: 0 0 1rem;
}
.feature__title {
  font-family: var(--font-display, 'Cormorant Garamond', serif);
  font-size: 1.85rem;
  line-height: 1.15;
  color: var(--color-panel-text);
  margin: 0 0 1rem;
}
.feature__title em { color: var(--color-panel-accent); font-style: italic; }
.feature__desc {
  font-size: .98rem;
  line-height: 1.65;
  color: var(--color-panel-muted);
  margin: 0 0 1.75rem;
  flex: 1;
}
.feature__cta {
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 600;
  color: var(--color-panel-accent);
}
@media (max-width: 860px) {
  .features__grid { grid-template-columns: 1fr; gap: 1rem; }
  .feature { padding: 2rem 1.5rem; }
}

/* ── Teaching Archive: problem sets ────────────────────── */
.archive-sheets { display: flex; flex-direction: column; gap: 2rem; margin-top: 2rem; }
.archive-sheet {
  padding: 2rem 2rem 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
}
.archive-sheet__title {
  font-family: var(--font-display, 'Cormorant Garamond', serif);
  font-size: 1.4rem;
  color: var(--color-text);
  margin: 0 0 .75rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--color-divider);
}
.archive-sheet__note {
  font-size: .95rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  font-style: italic;
  margin: 0 0 1.25rem;
}
.archive-sheet__problems {
  margin: 0;
  padding-left: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}
.archive-sheet__problems li {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  padding-left: .4rem;
}
.archive-sheet__problems li::marker { color: var(--color-accent); font-weight: 600; }
/* Keep long display equations inside their box on small screens */
.archive-sheet mjx-container[display="true"] { overflow-x: auto; overflow-y: hidden; max-width: 100%; }
@media (max-width: 640px) {
  .archive-sheet { padding: 1.5rem 1.25rem 1.25rem; }
  .archive-sheet__problems { padding-left: 1.25rem; }
}

/* ── Teaching Archive: exercise-collection download card ── */
.archive-download { margin-top: 1.5rem; }
.archive-download__card {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  padding: 1.5rem 1.75rem;
  background: var(--color-panel-bg);
  color: var(--color-panel-text);
  border-radius: 4px;
  text-decoration: none;
  max-width: 30rem;
  transition: transform .25s ease, box-shadow .25s ease;
}
.archive-download__card:hover { transform: translateY(-3px); box-shadow: 0 12px 26px rgba(15,30,61,.22); }
.archive-download__label {
  font-family: var(--font-display, 'Cormorant Garamond', serif);
  font-size: 1.35rem;
  color: var(--color-panel-text);
}
.archive-download__meta {
  font-size: .78rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--color-panel-faint);
}
.archive-download__cta {
  margin-top: .5rem;
  font-family: var(--font-body);
  font-size: .92rem;
  font-weight: 600;
  color: var(--color-panel-accent);
}