/* =============================================================
   MathMastersRock — Interactive Math Studio
   style.css
   ============================================================= */

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

:root {
  --bg:      #F9FAFB;
  --surface: #FFFFFF;
  --ink:     #0F172A;
  --muted:   #475569;
  --primary: #2563EB;
  --accent:  #7C3AED;
  --success: #22C55E;
  --warning: #F59E0B;
  --line:    #E5E7EB;
  --radius:  12px;
  --radius-sm: 8px;
  --shadow:  0 2px 12px rgba(15,23,42,.07);
  --shadow-lg: 0 8px 30px rgba(15,23,42,.10);
  --transition: .3s ease;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "Cascadia Code", "Fira Code", "Consolas", monospace;
  --header-h: 64px;
}

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }

.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;
}
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.center { text-align: center; }

/* ---------- TYPOGRAPHY ---------- */
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: .5rem;
  line-height: 1.2;
}
.section-sub { color: var(--muted); font-size: 1.05rem; margin-bottom: 2.5rem; }
.text-gradient {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .7rem 1.6rem; border-radius: 50px; font-weight: 600;
  font-size: .95rem; border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #1d4ed8; box-shadow: 0 4px 14px rgba(37,99,235,.35); }
.btn-outline { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-block { width: 100%; text-align: center; }
.btn-sm { padding: .5rem 1rem; font-size: .85rem; }

/* ---------- HEADER ---------- */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  height: var(--header-h);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}
.logo img { height: 36px; width: auto; }
.nav-list { display: flex; gap: 4px; }
.nav-pill {
  padding: .4rem .85rem; border-radius: 50px;
  font-size: .85rem; font-weight: 500;
  color: var(--muted); transition: all var(--transition);
}
.nav-pill:hover,
.nav-pill.active { background: var(--primary); color: #fff; }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; padding: 6px;
}
.hamburger .bar { display: block; width: 24px; height: 2.5px; background: var(--ink); border-radius: 2px; transition: var(--transition); }
.hamburger[aria-expanded="true"] .bar:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger[aria-expanded="true"] .bar:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] .bar:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ---------- FORMULA RAIL (desktop only) ---------- */
.formula-rail {
  position: fixed; right: 0; top: 50%; transform: translateY(-50%);
  z-index: 900; display: flex; flex-direction: column; gap: 6px;
  background: var(--surface); border-radius: 16px 0 0 16px;
  padding: 14px 10px; box-shadow: var(--shadow-lg);
  border: 1px solid var(--line); border-right: none;
}
.rail-marker {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem; border-radius: 10px;
  color: var(--muted); transition: all var(--transition);
  text-decoration: none;
}
.rail-marker:hover,
.rail-marker.active { background: var(--primary); color: #fff; transform: scale(1.12); }

/* ---------- SECTIONS BASE ---------- */
.section { padding: 5rem 0; }
.wb-panel { position: relative; }
.wb-panel::before {
  content: '';
  position: absolute; inset: 1rem; z-index: -1;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  /* subtle paper texture */
  background-image:
    radial-gradient(circle, rgba(0,0,0,.015) 1px, transparent 1px);
  background-size: 20px 20px;
}

/* ---------- HERO ---------- */
.hero-section { padding-top: 3rem; padding-bottom: 4rem; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.hero-heading { font-size: clamp(2.2rem, 5.5vw, 3.4rem); font-weight: 900; line-height: 1.1; margin-bottom: 1rem; }
.hero-sub { color: var(--muted); font-size: 1.1rem; margin-bottom: 1.8rem; max-width: 480px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 2rem; }

/* Stat chips */
.stat-chips { display: flex; gap: 16px; flex-wrap: wrap; }
.chip {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: .6rem 1rem;
  text-align: center; min-width: 110px; box-shadow: var(--shadow);
}
.chip-num { display: block; font-size: 1.4rem; font-weight: 800; color: var(--primary); }
.chip-label { font-size: .75rem; color: var(--muted); }

/* Equation Board */
.hero-visual { display: flex; align-items: center; justify-content: center; }
.equation-board {
  background: #0F172A; color: #e2e8f0; font-family: var(--font-mono);
  border-radius: var(--radius); padding: 1.8rem 2rem; width: 100%; max-width: 420px;
  box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
}
.equation-board::before {
  content: '● ● ●'; position: absolute; top: 10px; left: 16px;
  font-size: .55rem; letter-spacing: 4px; color: #64748b;
}
.eq-line { padding: .25rem 0; font-size: .92rem; opacity: 0; animation: typeIn .4s forwards; }
.eq-line:nth-child(1) { animation-delay: .2s; }
.eq-line:nth-child(2) { animation-delay: .6s; }
.eq-line:nth-child(3) { animation-delay: 1s; }
.eq-line:nth-child(4) { animation-delay: 1.4s; }
.eq-line:nth-child(5) { animation-delay: 1.8s; }
.eq-line:nth-child(6) { animation-delay: 2.2s; }
@keyframes typeIn { to { opacity: 1; } }
.eq-comment { color: #64748b; font-style: italic; }
.eq-key { color: #7dd3fc; }
.eq-result { color: var(--success); }
.eq-check { color: var(--success); font-weight: bold; }

/* ---------- ABOUT ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.about-img-wrap {
  border-radius: var(--radius); overflow: hidden;
  background: var(--line); min-height: 280px;
}
.about-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.approach-list { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 1.2rem; }
.approach-list li { display: flex; gap: 1rem; align-items: flex-start; }
.approach-icon { font-size: 1.5rem; flex-shrink: 0; margin-top: 2px; }

/* ---------- SUBJECTS (Accordion) ---------- */
.accordion-list { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.accordion-item {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-sm); overflow: hidden; transition: box-shadow var(--transition);
}
.accordion-item:hover { box-shadow: var(--shadow); }
.accordion-trigger {
  display: flex; align-items: center; gap: 14px;
  width: 100%; padding: 1rem 1.2rem; background: none; border: none;
  font-size: 1rem; font-weight: 600; color: var(--ink); text-align: left;
  transition: background var(--transition);
}
.accordion-trigger:hover { background: rgba(37,99,235,.04); }
.acc-thumb { border-radius: 8px; object-fit: cover; background: var(--line); flex-shrink: 0; }
.acc-title { flex: 1; }
.acc-icon {
  font-size: 1.3rem; color: var(--primary); transition: transform var(--transition);
  width: 28px; text-align: center; flex-shrink: 0;
}
.accordion-item.open .acc-icon { transform: rotate(45deg); }
.accordion-body {
  padding: 0 1.2rem; max-height: 0; overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
}
.accordion-item.open .accordion-body { max-height: 200px; padding: .5rem 1.2rem 1.2rem; }
.accordion-body ul { list-style: disc; padding-left: 1.5rem; color: var(--muted); }
.accordion-body li { padding: .2rem 0; }

/* ---------- STUDIO ---------- */
.studio-section { background: linear-gradient(180deg, #f0f4ff 0%, var(--bg) 100%); }
.studio-playground {
  max-width: 600px; margin: 0 auto 2rem;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.8rem; box-shadow: var(--shadow);
}
.studio-input-wrap { display: flex; gap: 10px; margin-bottom: 1rem; }
.calc-input {
  flex: 1; padding: .65rem 1rem; border: 2px solid var(--line);
  border-radius: 50px; font-size: 1rem; font-family: var(--font-mono);
  outline: none; transition: border-color var(--transition);
}
.calc-input:focus { border-color: var(--primary); }
.calc-output {
  min-height: 56px; display: flex; align-items: center; justify-content: center;
  background: #f8fafc; border-radius: var(--radius-sm); padding: 1rem;
  font-family: var(--font-mono); font-size: 1.3rem; font-weight: 700;
  color: var(--primary); border: 1px dashed var(--line);
  transition: all var(--transition);
}
.calc-output.has-result { border-color: var(--success); background: #f0fdf4; color: var(--success); }
.calc-output.has-error { border-color: #ef4444; background: #fef2f2; color: #ef4444; }
.calc-placeholder { color: var(--muted); font-weight: 400; font-size: .95rem; font-family: var(--font); }

/* Difficulty slider */
.difficulty-wrap {
  max-width: 600px; margin: 0 auto 1.5rem;
  display: flex; align-items: center; gap: 16px;
}
.diff-label { font-weight: 700; font-size: .9rem; white-space: nowrap; }
.diff-slider {
  flex: 1; -webkit-appearance: none; appearance: none;
  height: 6px; border-radius: 3px; background: var(--line); outline: none;
}
.diff-slider::-webkit-slider-thumb {
  -webkit-appearance: none; width: 22px; height: 22px; border-radius: 50%;
  background: var(--primary); border: 3px solid #fff; box-shadow: 0 2px 6px rgba(0,0,0,.15);
  cursor: pointer;
}
.diff-slider::-moz-range-thumb {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--primary); border: 3px solid #fff; box-shadow: 0 2px 6px rgba(0,0,0,.15);
  cursor: pointer;
}
.diff-labels { display: flex; gap: 10px; }
.dl { font-size: .8rem; color: var(--muted); font-weight: 500; padding: 2px 8px; border-radius: 50px; transition: all var(--transition); }
.dl.active { background: var(--primary); color: #fff; }

.problem-sets { max-width: 600px; margin: 0 auto; }
.problem-set {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 1.2rem 1.5rem;
  box-shadow: var(--shadow); animation: fadeUp .3s ease;
}
.problem-set h3 { font-size: 1rem; margin-bottom: .6rem; color: var(--accent); }
.problem-set ul { list-style: none; }
.problem-set li {
  padding: .4rem .8rem; font-family: var(--font-mono);
  background: #f8fafc; border-radius: 6px; margin-bottom: 6px;
  cursor: pointer; transition: background var(--transition);
}
.problem-set li:hover { background: rgba(37,99,235,.08); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- BENEFITS ---------- */
.ba-grid { display: flex; gap: 2rem; align-items: stretch; justify-content: center; flex-wrap: wrap; }
.ba-col {
  flex: 1; min-width: 260px; max-width: 380px;
  background: var(--surface); border-radius: var(--radius);
  padding: 2rem; border: 1px solid var(--line);
}
.ba-col h3 { font-size: 1.2rem; margin-bottom: 1rem; }
.ba-before h3 { color: #ef4444; }
.ba-after h3 { color: var(--success); }
.ba-col li { padding: .55rem 0; display: flex; align-items: center; gap: 10px; color: var(--muted); }
.ba-x { color: #ef4444; font-weight: bold; font-size: 1.1rem; }
.ba-check { color: var(--success); font-weight: bold; font-size: 1.1rem; }
.ba-divider { display: flex; align-items: center; justify-content: center; }
.ba-arrow { font-size: 2rem; color: var(--primary); font-weight: 700; }

/* ---------- TEAM ---------- */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.team-card {
  background: var(--surface); border-radius: var(--radius);
  padding: 2rem; text-align: center;
  border: 1px solid var(--line); transition: transform var(--transition), box-shadow var(--transition);
}
.team-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.team-card img {
  width: 120px; height: 120px; border-radius: 50%;
  object-fit: cover; margin: 0 auto 1rem; background: var(--line);
}
.team-card h3 { margin-bottom: .35rem; }
.team-tag {
  display: inline-block; padding: .25rem .75rem; border-radius: 50px;
  font-size: .78rem; font-weight: 600; margin-bottom: .8rem;
}
.team-tag.algebra { background: rgba(37,99,235,.1); color: var(--primary); }
.team-tag.calculus { background: rgba(124,58,237,.1); color: var(--accent); }
.team-tag.olympiad { background: rgba(34,197,94,.1); color: #16a34a; }
.team-card p { color: var(--muted); font-size: .9rem; }

/* ---------- TESTIMONIALS (sticky notes) ---------- */
.sticky-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; max-width: 840px; margin: 0 auto; }
.sticky-note {
  padding: 1.8rem 1.5rem 1.5rem; border-radius: 4px;
  font-size: .95rem; line-height: 1.6;
  box-shadow: 2px 3px 12px rgba(0,0,0,.08);
  position: relative;
  transform: rotate(var(--rot, 0deg));
  transition: transform var(--transition);
}
.sticky-note:hover { transform: rotate(0deg) scale(1.03); }
.sn-1 { background: #fef9c3; --rot: -1.2deg; }
.sn-2 { background: #dbeafe; --rot: 1deg; }
.sn-3 { background: #dcfce7; --rot: -0.8deg; }
.sn-4 { background: #f3e8ff; --rot: 1.5deg; }
.sticky-note::before {
  content: ''; position: absolute; top: 0; left: 20px;
  width: 40px; height: 10px; border-radius: 0 0 4px 4px;
  background: rgba(0,0,0,.08);
}
.sticky-note p { font-style: italic; margin-bottom: .75rem; }
.sticky-note cite { font-style: normal; font-weight: 600; font-size: .85rem; color: var(--muted); }

/* ---------- PRICING ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.price-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 2rem 1.5rem;
  text-align: center; position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.price-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(37,99,235,.15), var(--shadow);
}
.price-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: #fff; padding: .25rem 1rem;
  border-radius: 50px; font-size: .75rem; font-weight: 700;
}
.price-card h3 { font-size: 1.15rem; margin-bottom: .5rem; }
.price-amount { font-size: 2.5rem; font-weight: 900; color: var(--ink); margin-bottom: .25rem; }
.price-amount span { font-size: .95rem; font-weight: 500; color: var(--muted); }
.price-desc { color: var(--muted); font-size: .88rem; margin-bottom: 1.5rem; }
.price-features { text-align: left; margin-bottom: 1.5rem; }
.price-features li { padding: .4rem 0; font-size: .88rem; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.pf-yes { color: var(--success); font-weight: bold; }
.pf-no { color: var(--line); }

/* ---------- PROGRESS ---------- */
.counter-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-bottom: 3rem; }
.counter-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 2rem; text-align: center;
  box-shadow: var(--shadow);
}
.counter-num { display: block; font-size: 2.6rem; font-weight: 900; color: var(--primary); line-height: 1.1; }
.counter-label { color: var(--muted); font-size: .9rem; margin-top: .25rem; display: block; }

.mastery-bars { max-width: 680px; margin: 0 auto; display: flex; flex-direction: column; gap: 1.5rem; }
.mastery-head { display: flex; justify-content: space-between; margin-bottom: .5rem; font-weight: 600; font-size: .92rem; }
.mastery-pct { color: var(--primary); }
.mastery-track { height: 12px; border-radius: 6px; background: var(--line); overflow: hidden; }
.mastery-fill {
  height: 100%; border-radius: 6px; width: 0;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transition: width 1.8s cubic-bezier(.22,.61,.36,1);
}

/* ---------- CONTACT ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 3rem; align-items: start; }
.contact-checklist { margin-top: 1.2rem; }
.contact-checklist li { padding: .45rem 0; display: flex; align-items: center; gap: 10px; color: var(--muted); }
.cl-check { color: var(--success); font-weight: bold; }

.contact-form {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 2rem; box-shadow: var(--shadow);
}
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-weight: 600; font-size: .88rem; margin-bottom: .35rem; }
.form-group label span { color: #ef4444; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: .65rem 1rem; border: 2px solid var(--line);
  border-radius: var(--radius-sm); font-size: .95rem; font-family: var(--font);
  outline: none; transition: border-color var(--transition); background: #fff;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--primary); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-success {
  margin-top: 1rem; padding: 1rem; border-radius: var(--radius-sm);
  background: #f0fdf4; color: #16a34a; font-weight: 600; text-align: center;
  font-size: .92rem;
}
.fs-icon { margin-right: .35rem; }

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--ink); color: #e2e8f0;
  padding: 4rem 0 0; position: relative;
}
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 2rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand img { margin-bottom: 1rem; filter: brightness(10); }
.footer-brand p { color: #94a3b8; font-size: .9rem; max-width: 280px; }
.footer-links h4, .footer-newsletter h4 { font-size: .95rem; margin-bottom: 1rem; color: #fff; }
.footer-links ul { display: flex; flex-direction: column; gap: 6px; }
.footer-links a { color: #94a3b8; font-size: .88rem; transition: color var(--transition); }
.footer-links a:hover { color: #fff; }
.footer-newsletter p { color: #94a3b8; font-size: .88rem; margin-bottom: .75rem; }
.nl-form { display: flex; gap: 8px; }
.nl-form input {
  flex: 1; padding: .5rem .75rem; border: 1px solid rgba(255,255,255,.15);
  border-radius: 50px; background: rgba(255,255,255,.07); color: #fff;
  font-size: .88rem; outline: none;
}
.nl-form input::placeholder { color: #94a3b8; }
.nl-form input:focus { border-color: var(--primary); }
.nl-success { margin-top: .5rem; color: var(--success); font-size: .85rem; font-weight: 600; }

.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.5rem 24px; font-size: .82rem; color: #64748b;
}
.disclaimer { font-style: italic; }

/* Back to top */
.back-to-top {
  position: fixed; bottom: 28px; right: 28px; z-index: 800;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--primary); color: #fff; border: none;
  font-size: 1.4rem; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(37,99,235,.35);
  opacity: 0; pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { transform: translateY(-3px); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .formula-rail { display: none; }
}

@media (max-width: 768px) {
  :root { --header-h: 56px; }

  .hamburger { display: flex; }
  .nav-menu {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    background: var(--surface); border-bottom: 1px solid var(--line);
    padding: 1rem; transform: translateY(-110%);
    transition: transform .35s ease; box-shadow: var(--shadow-lg);
  }
  .nav-menu.open { transform: translateY(0); }
  .nav-list { flex-direction: column; gap: 4px; }
  .nav-pill { display: block; padding: .6rem 1rem; border-radius: var(--radius-sm); }

  .hero-grid,
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }

  .team-grid,
  .pricing-grid,
  .counter-grid { grid-template-columns: 1fr; }

  .sticky-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: .5rem; text-align: center; }
  .form-row { grid-template-columns: 1fr; }

  .ba-grid { flex-direction: column; align-items: center; }
  .ba-divider .ba-arrow { transform: rotate(90deg); }

  .back-to-top { bottom: 16px; right: 16px; width: 40px; height: 40px; font-size: 1.2rem; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .section { padding: 3.5rem 0; }
  .hero-heading { font-size: 1.85rem; }
  .stat-chips { flex-direction: column; }
  .equation-board { font-size: .82rem; padding: 1.4rem 1.2rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .pricing-grid { gap: 1.2rem; }
}

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