/* ===========================================================
   OsunTutors — Design tokens
   Palette inspired by Osun State's Adire indigo-dye cloth and
   the brass/gold associated with the Osun river.
   =========================================================== */

:root {
  /* color */
  --color-bg: #FBF7EE;         /* Ivory Cloth */
  --color-surface: #FFFFFF;
  --color-border: #E6DCC6;
  --color-ink: #23262B;        /* near-black, easier on the eye than pure black */
  --color-ink-soft: #52565E;
  --color-indigo: #1B2A4A;     /* Indigo Deep */
  --color-indigo-mid: #2F5D8A; /* Adire Blue */
  --color-indigo-soft: #EAF0F6;
  --color-gold: #C08A2E;       /* River Gold */
  --color-gold-deep: #97691E;
  --color-gold-soft: #F3E3C2;
  --color-teal: #4F7C6C;       /* Osun teal / river green */
  --color-danger: #B4442E;
  --color-danger-soft: #F7E3DE;
  --color-success: #3F7A5D;
  --color-success-soft: #E3EFE7;

  /* type */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Work Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* layout */
  --wrap: 1160px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-card: 0 12px 28px rgba(27, 42, 74, 0.10);
}

/* ===========================================================
   Reset & base — sized generously for readers of all ages
   =========================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 1.15rem;        /* ~18.4px base, larger than typical default */
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-indigo);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 600;
}

h1 { font-size: clamp(2.3rem, 4.5vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }
h3 { font-size: 1.3rem; }

p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }

img, svg { display: block; max-width: 100%; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Visible, generous focus states everywhere */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--color-indigo-mid);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-indigo);
  color: #fff;
  padding: 1rem 1.5rem;
  z-index: 100;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus {
  left: 0;
}

/* ===========================================================
   Buttons — large tap targets throughout
   =========================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.6rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1.05rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  min-height: 52px;
  line-height: 1.2;
  font-family: var(--font-body);
}
.btn:hover { transform: translateY(-1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }

.btn-lg { padding: 1.05rem 2rem; font-size: 1.15rem; }
.btn-sm { padding: 0.55rem 1.1rem; font-size: 0.92rem; min-height: 40px; }
.btn-block { width: 100%; }

.btn-primary {
  background: var(--color-indigo);
  color: #fff;
}
.btn-primary:hover { background: var(--color-indigo-mid); }

.btn-gold {
  background: var(--color-gold);
  color: var(--color-indigo);
}
.btn-gold:hover { background: var(--color-gold-deep); color: #fff; }

.btn-outline {
  background: transparent;
  color: var(--color-indigo);
  border-color: var(--color-indigo);
}
.btn-outline:hover { background: var(--color-indigo); color: #fff; }

.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.7);
}
.btn-outline-light:hover { background: rgba(255,255,255,0.12); }

.btn-ghost {
  background: transparent;
  color: var(--color-indigo);
  padding-left: 0.6rem;
  padding-right: 0.6rem;
}
.btn-ghost:hover { text-decoration: underline; }

.btn-danger {
  background: var(--color-danger-soft);
  color: var(--color-danger);
}
.btn-danger:hover { background: var(--color-danger); color: #fff; }

/* ===========================================================
   Header
   =========================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251, 247, 238, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-indigo);
}
.logo-mark { color: var(--color-gold); display: flex; }
.logo-mark-img { border-radius: 50%; }
.logo-text {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
}
.logo-text strong { font-weight: 700; }
.logo-text.light { color: #fff; }

.main-nav {
  display: flex;
  gap: 2rem;
  font-weight: 500;
}
.main-nav a:hover { color: var(--color-indigo-mid); text-decoration: underline; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 2px solid var(--color-indigo);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 20px;
  margin: 0 auto;
  background: var(--color-indigo);
}

/* ===========================================================
   Hero
   =========================================================== */

.hero {
  padding: clamp(3rem, 6vw, 5.5rem) 0 4rem;
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-teal);
  margin-bottom: 0.75rem;
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--color-ink-soft);
  max-width: 46ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 1.75rem 0;
}

.trust-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  font-size: 0.98rem;
  color: var(--color-ink-soft);
  font-weight: 500;
}
.trust-line li { display: flex; align-items: center; gap: 0.5rem; }
.trust-line li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-teal);
  flex-shrink: 0;
}

.hero-visual { position: relative; }

.adire-panel {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  background: var(--color-indigo);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.adire-rings {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 30% 30%, transparent 0 42px, rgba(200,155,60,0.35) 43px 46px, transparent 47px),
    radial-gradient(circle at 75% 60%, transparent 0 60px, rgba(255,255,255,0.14) 61px 65px, transparent 66px),
    radial-gradient(circle at 20% 80%, transparent 0 30px, rgba(255,255,255,0.12) 31px 34px, transparent 35px),
    radial-gradient(circle at 85% 15%, transparent 0 22px, rgba(200,155,60,0.3) 23px 26px, transparent 27px);
  background-size: 100% 100%;
}
.adire-rings::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-radial-gradient(circle at 50% 50%, rgba(255,255,255,0.05) 0 2px, transparent 2px 26px);
}

.stat-card {
  position: absolute;
  left: 1.5rem;
  bottom: 1.5rem;
  right: 1.5rem;
  background: rgba(255,255,255,0.96);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-card);
}
.stat-number {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--color-indigo);
  margin: 0;
}
.stat-label {
  margin: 0;
  color: var(--color-ink-soft);
  font-size: 0.95rem;
}

/* ===========================================================
   Section basics
   =========================================================== */

.section { padding: 4rem 0; }
.section-title { text-align: center; }
.section-sub {
  text-align: center;
  color: var(--color-ink-soft);
  max-width: 52ch;
  margin: -0.5rem auto 2.75rem;
  font-size: 1.1rem;
}

/* Steps */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  counter-reset: none;
}
.step {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  position: relative;
}
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-gold-soft);
  color: var(--color-gold-deep);
  font-weight: 700;
  font-family: var(--font-display);
  margin-bottom: 1rem;
}
.step-icon {
  color: var(--color-indigo-mid);
  margin-bottom: 0.75rem;
}
.step p { color: var(--color-ink-soft); margin: 0; }

/* Panels: for parents / for tutors */

.panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.panel {
  padding: 2.75rem;
  border-radius: var(--radius-lg);
  background: var(--color-indigo-soft);
}
.panel-dark {
  background: var(--color-indigo);
  color: #fff;
}
.panel-dark h2 { color: #fff; }
.panel-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-teal);
  margin-bottom: 0.5rem;
}
.panel-dark .panel-eyebrow { color: var(--color-gold-soft); }

.check-list { margin: 1.5rem 0 2rem; display: flex; flex-direction: column; gap: 0.85rem; }
.check-list li {
  padding-left: 2rem;
  position: relative;
  font-size: 1.05rem;
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 1.4rem;
  height: 1.4rem;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-teal);
  color: #fff;
  font-weight: 700;
}
.panel-dark .check-list li::before { background: var(--color-gold); color: var(--color-indigo); }

/* Subject chips */

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
}
.chip-list li {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  color: var(--color-indigo);
  font-size: 1.02rem;
}

/* Trust grid */

.section-trust { background: var(--color-surface); }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
.trust-item { text-align: center; }
.trust-icon {
  color: var(--color-gold-deep);
  display: flex;
  justify-content: center;
  margin-bottom: 0.75rem;
}
.trust-item p { color: var(--color-ink-soft); }

/* Quotes */

.quotes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.quote {
  margin: 0;
  background: var(--color-indigo-soft);
  border-left: 5px solid var(--color-gold);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 2rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-indigo);
}
.quote footer {
  margin-top: 1rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-ink-soft);
}

/* CTA banner */

.cta-banner {
  background: var(--color-indigo);
  color: #fff;
  padding: 4rem 0;
}
.cta-banner h2 { color: #fff; }
.cta-banner-inner { text-align: center; }
.cta-banner p { color: rgba(255,255,255,0.8); font-size: 1.15rem; }
.cta-banner .hero-actions { justify-content: center; }

/* FAQ / accordion */

.accordion { max-width: 760px; margin: 0 auto; }
.accordion-item {
  border-bottom: 1px solid var(--color-border);
}
.accordion-item h3 { margin: 0; font-family: var(--font-body); }
.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: none;
  border: none;
  text-align: left;
  padding: 1.4rem 0.25rem;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-indigo);
  cursor: pointer;
}
.accordion-icon {
  position: relative;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}
.accordion-icon::before, .accordion-icon::after {
  content: "";
  position: absolute;
  background: var(--color-gold-deep);
  border-radius: 2px;
}
.accordion-icon::before { width: 22px; height: 3px; top: 9.5px; left: 0; }
.accordion-icon::after { width: 3px; height: 22px; top: 0; left: 9.5px; transition: transform 0.2s ease; }
.accordion-trigger[aria-expanded="true"] .accordion-icon::after { transform: scaleY(0); }

.accordion-panel { padding: 0 0.25rem 1.5rem; color: var(--color-ink-soft); }
.accordion-panel p { margin: 0; font-size: 1.05rem; }

/* ===========================================================
   Footer
   =========================================================== */

.site-footer {
  background: var(--color-indigo);
  color: rgba(255,255,255,0.85);
  padding: 4rem 0 1.5rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
}
.footer-brand p { color: rgba(255,255,255,0.65); max-width: 40ch; }

.subscribe-form { margin-top: 1.5rem; max-width: 420px; }
.subscribe-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.6rem;
  color: #fff;
}
.subscribe-row { display: flex; gap: 0.6rem; }
.subscribe-row input {
  flex: 1;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  font-size: 1rem;
  font-family: var(--font-body);
}
.subscribe-row input:focus-visible { outline: 3px solid var(--color-gold); outline-offset: 2px; }
.form-message {
  margin-top: 0.6rem;
  font-size: 0.95rem;
  min-height: 1.4em;
  color: var(--color-gold-soft);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.footer-col { display: flex; flex-direction: column; gap: 0.7rem; }
.footer-col h4 {
  color: #fff;
  font-family: var(--font-body);
  font-size: 1rem;
  margin: 0 0 0.3rem;
}
.footer-col a:hover { text-decoration: underline; }

.footer-bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.15);
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
}
.footer-bottom a { color: rgba(255,255,255,0.75); text-decoration: underline; }

/* ===========================================================
   Language toggle (inside hamburger menu)
   =========================================================== */

.lang-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: var(--color-indigo-soft);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-indigo);
  cursor: pointer;
  min-height: 44px;
  width: 100%;
  margin-top: 0.5rem;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  font-family: var(--font-body);
}
.lang-toggle:hover {
  background: var(--color-indigo);
  color: #fff;
  border-color: var(--color-indigo);
}
.lang-toggle::before {
  content: "🌍";
  font-size: 1rem;
}

/* ===========================================================
   User avatar (logged-in state)
   =========================================================== */

.user-avatar-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-indigo);
  color: #fff;
  text-decoration: none;
  overflow: hidden;
  flex-shrink: 0;
  border: 2px solid var(--color-gold);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.user-avatar-link:hover {
  transform: scale(1.05);
  box-shadow: 0 0 0 3px var(--color-gold-soft);
}
.user-avatar-initial {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1;
}
.user-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Red dot = unread messages or notifications (populated by nav.js) */
.user-avatar-link { position: relative; }
.user-avatar-dot {
  position: absolute;
  top: 0;
  right: 0;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: #DC2F2A;
  border: 2px solid var(--color-bg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  display: none;
  z-index: 3;
}
@media (max-width: 520px) {
  .user-avatar-dot { width: 12px; height: 12px; }
}

/* ===========================================================
   Responsive
   =========================================================== */

@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { max-width: 420px; margin: 0 auto; }
  .steps, .trust-grid, .quotes, .panels, .footer-inner, .footer-links {
    grid-template-columns: 1fr;
  }
  .main-nav { gap: 0.85rem; font-size: 0.95rem; }
  .header-inner { gap: 0.5rem; }
  .header-actions { gap: 0.5rem; }
  .logo-text { font-size: 1.22rem; }
}

@media (max-width: 940px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }

  .site-header.nav-open .main-nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    padding: 1rem 1.5rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    gap: 1rem;
  }
  .header-actions .btn-primary { display: none; }
  .header-actions .user-avatar-link { display: inline-flex; }
}

@media (max-width: 520px) {
  .subscribe-row { flex-direction: column; }
  body { font-size: 1.08rem; }
  .user-avatar-link { width: 36px; height: 36px; }
  .lang-toggle { font-size: 0.85rem; }
}

/* ===========================================================
   Header tuning — smaller desktops / laptops
   Keeps the six top-level links from feeling cramped or
   wrapping onto a second row on mid-size screens.
   =========================================================== */

@media (max-width: 1180px) {
  .main-nav { gap: 1.25rem; }
}

@media (max-width: 1050px) {
  .main-nav { gap: 0.95rem; font-size: 0.98rem; }
  .header-inner { gap: 0.6rem; }
  .header-actions { gap: 0.5rem; }
  /* The "Find a Tutor" button duplicates the nav link — hide it
     on mid-size screens so the header stays on one tidy row. */
  .header-actions .btn-primary { display: none; }
  .logo-text { font-size: 1.25rem; }
}

/* Keep the hamburger nav + on-page "How it works" jump links on
   long pages tidy on mobile. */
.site-header .main-nav a { white-space: nowrap; }