/* ============================================================
   UNLOOP — LANDING PAGE
   Tokens repris de l'app (src/global.css de bloom-alcool) :
   thème sombre verrouillé, vert bloom, accents fonctionnels.
   ============================================================ */

:root {
  /* Surfaces (app tokens, variante sombre) */
  --ink: #0a0a0b;
  --surface: #161618;
  --elevated: #1f1f22;
  --border: #24262b;

  /* Texte */
  --text: #f5f6f8;
  --muted: #8a8b92;
  --text-soft: #cfd0d5;

  /* Marque + accents fonctionnels (mêmes rôles que dans l'app) */
  --bloom: #34d399;
  --bloom-deep: #059669;
  --on-bloom: #052e23;
  --amber: #fbbf24;
  --violet: #7c6cf6;
  --panic: #ef4444;
  --cyan: #22d3ee;
  --pink: #f472b6;

  /* Radii (app : card 20px, pill 999px) */
  --radius-card: 20px;
  --radius-pill: 999px;

  /* Type */
  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body: 'Onest', system-ui, sans-serif;
}

/* ============================================================
   RESET & BASE
   ============================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--ink);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

:focus-visible {
  outline: 2px solid var(--bloom);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

/* ============================================================
   BOUTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.btn-primary {
  background: var(--bloom);
  color: var(--on-bloom);
  box-shadow: 0 4px 24px rgba(52, 211, 153, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(52, 211, 153, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--bloom);
  color: var(--bloom);
}

.btn-small { padding: 9px 20px; font-size: 0.9rem; }
.btn-large { padding: 17px 34px; font-size: 1.1rem; }

/* ============================================================
   HEADER
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 11, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.site-nav > a:not(.btn) {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 150ms ease;
}

.site-nav > a:not(.btn):hover { color: var(--text); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 200ms ease, opacity 200ms ease;
}

/* ============================================================
   HERO
   ============================================================ */

.hero {
  position: relative;
  padding: 90px 0 110px;
  overflow: hidden;
}

/* Signature : la boucle qui se dénoue en ligne ascendante */
.unloop-line {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

#unloop-path {
  stroke-dasharray: 3200;
  stroke-dashoffset: 3200;
  animation: unloop-draw 2.6s cubic-bezier(0.5, 0, 0.2, 1) 0.3s forwards;
}

@keyframes unloop-draw {
  to { stroke-dashoffset: 0; }
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 48px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.3);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--bloom);
  margin-bottom: 28px;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bloom);
  box-shadow: 0 0 8px var(--bloom);
}

.hero-title {
  font-size: clamp(3rem, 7vw, 4.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 22px;
}

.hero-tagline {
  font-size: 1.15rem;
  color: var(--text-soft);
  max-width: 460px;
  margin-bottom: 34px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 18px;
}

.hero-note {
  font-size: 0.85rem;
  color: var(--muted);
}

/* ---------- Mockup téléphone (écran d'accueil de l'app) ---------- */

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.phone-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(52, 211, 153, 0.16) 0%, transparent 65%);
  z-index: -1;
}

.phone {
  width: 310px;
  border-radius: 48px;
  border: 1px solid #2c2e33;
  background: #141416;
  padding: 11px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6), 0 0 60px rgba(52, 211, 153, 0.07);
}

.phone-screen {
  position: relative;
  border-radius: 38px;
  background: var(--ink);
  padding: 22px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: hidden;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2px;
}

.app-header-left { display: flex; align-items: center; gap: 8px; }

.app-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bloom-deep), var(--bloom));
}

.app-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
}

.app-chip {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.68rem;
  font-weight: 600;
}

.app-chip-flame {
  background: rgba(251, 191, 36, 0.14);
  color: var(--amber);
}

.app-card {
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 14px;
}

.app-card-title { font-size: 0.78rem; font-weight: 600; }

.app-streak-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.app-pill {
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  background: rgba(251, 191, 36, 0.14);
  color: var(--amber);
  font-size: 0.62rem;
  font-weight: 600;
  white-space: nowrap;
}

.app-timeline {
  display: flex;
  position: relative;
}

.app-timeline::before {
  content: '';
  position: absolute;
  top: 16px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: rgba(255, 255, 255, 0.12);
}

.app-day {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  position: relative;
}

.app-node {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  position: relative;
  z-index: 1;
}

.app-node-today {
  width: 32px;
  height: 32px;
  background: var(--bloom);
  box-shadow: 0 0 18px 2px rgba(52, 211, 153, 0.4);
}

.app-node-locked {
  width: 22px;
  height: 22px;
  margin-top: 5px;
  background: var(--elevated);
  border: 2px solid var(--border);
  font-size: 0.5rem;
}

.app-day-label { font-size: 0.55rem; font-weight: 600; color: var(--muted); }
.app-day-label.is-today { color: var(--bloom); }

.app-why { padding: 12px 14px; }

.app-why-label {
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--violet);
}

.app-why-text {
  font-size: 0.72rem;
  color: var(--text-soft);
  margin-top: 3px;
  line-height: 1.4;
}

.app-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.app-stat {
  padding: 10px 8px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.app-stat-icon { font-size: 0.7rem; }
.app-stat-icon.is-violet { color: var(--violet); }
.app-stat-icon.is-amber { color: var(--amber); }
.app-stat-icon.is-green { color: var(--bloom); }

.app-stat-value { font-size: 0.85rem; font-weight: 700; }
.app-stat-label { font-size: 0.58rem; color: var(--muted); }

.app-actions {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.app-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  font-size: 0.8rem;
}

.app-action span { font-size: 0.55rem; font-weight: 600; color: var(--muted); }

.app-panic-scrim {
  padding-top: 6px;
}

.app-panic {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 44px;
  border-radius: var(--radius-pill);
  background: var(--panic);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  box-shadow: 0 6px 24px 2px rgba(239, 68, 68, 0.5);
}

/* ============================================================
   SECTIONS — COMMUN
   ============================================================ */

section { padding: 110px 0; }

.hero { padding: 90px 0 110px; }

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 16px;
}

.eyebrow-red { color: var(--panic); }
.eyebrow-green { color: var(--bloom); }

.section-title {
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-description {
  font-size: 1.1rem;
  color: var(--muted);
}

/* ============================================================
   LE CYCLE
   ============================================================ */

.cycle {
  background: linear-gradient(180deg, var(--ink) 0%, #101012 50%, var(--ink) 100%);
}

.cycle-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: 18px;
  max-width: 960px;
  margin: 0 auto;
}

.cycle-step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 28px 24px;
}

.cycle-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--panic);
  opacity: 0.85;
}

.cycle-step h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 10px 0 8px;
}

.cycle-step p {
  font-size: 0.92rem;
  color: var(--muted);
}

.cycle-arrow {
  align-self: center;
  color: rgba(239, 68, 68, 0.5);
  font-size: 1.4rem;
}

.cycle-loopback {
  max-width: 960px;
  margin: 6px auto 0;
  text-align: center;
}

.cycle-loopback svg {
  width: 100%;
  height: 46px;
}

.cycle-loopback span {
  font-size: 0.85rem;
  font-style: italic;
  color: rgba(239, 68, 68, 0.7);
}

.cycle-break {
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: 760px;
  margin: 56px auto 0;
  padding: 30px 34px;
  border-radius: var(--radius-card);
  background: rgba(52, 211, 153, 0.07);
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.cycle-break-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 13px;
}

.cycle-break h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--bloom);
  margin-bottom: 6px;
}

.cycle-break p {
  font-size: 0.95rem;
  color: var(--text-soft);
}

/* ============================================================
   FONCTIONNALITÉS (bento)
   ============================================================ */

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 220ms ease, border-color 220ms ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: #34373e;
}

.feature-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--muted);
}

.feature-tag {
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
}

.tag-red    { color: var(--panic);  background: rgba(239, 68, 68, 0.12); }
.tag-green  { color: var(--bloom);  background: rgba(52, 211, 153, 0.12); }
.tag-amber  { color: var(--amber);  background: rgba(251, 191, 36, 0.12); }
.tag-violet { color: var(--violet); background: rgba(124, 108, 246, 0.14); }
.tag-cyan   { color: var(--cyan);   background: rgba(34, 211, 238, 0.12); }

/* --- Carte panique (large, 2 colonnes) --- */

.feature-panic {
  grid-column: span 2;
  flex-direction: row;
  align-items: center;
  gap: 36px;
  background:
    radial-gradient(ellipse at 12% 50%, rgba(239, 68, 68, 0.1) 0%, transparent 55%),
    var(--surface);
}

.feature-panic:hover { border-color: rgba(239, 68, 68, 0.4); }

.feature-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-panic h3 { font-size: 1.6rem; }

.panic-visual {
  position: relative;
  flex-shrink: 0;
  width: 130px;
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.panic-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(239, 68, 68, 0.4);
  animation: breathe 4s ease-in-out infinite;
}

.panic-core {
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: var(--panic);
  color: #fff;
  font-size: 1.7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 40px rgba(239, 68, 68, 0.5);
}

@keyframes breathe {
  0%, 100% { transform: scale(0.82); opacity: 0.9; }
  50%      { transform: scale(1.06); opacity: 0.35; }
}

/* --- Carte coach --- */

.coach-visual {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 6px;
}

.chat-bubble {
  max-width: 90%;
  padding: 9px 14px;
  border-radius: 16px;
  font-size: 0.82rem;
  line-height: 1.45;
}

.chat-user {
  align-self: flex-end;
  background: var(--elevated);
  border: 1px solid var(--border);
  color: var(--text-soft);
  border-bottom-right-radius: 5px;
}

.chat-coach {
  align-self: flex-start;
  background: rgba(52, 211, 153, 0.12);
  color: #a7f3d0;
  border-bottom-left-radius: 5px;
}

/* --- Carte série --- */

.streak-visual {
  display: flex;
  gap: 8px;
  margin-top: 6px;
  flex-wrap: wrap;
}

.streak-chip {
  padding: 6px 13px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 700;
  background: var(--elevated);
  border: 1px solid var(--border);
  color: var(--muted);
}

.streak-chip.is-done {
  background: rgba(251, 191, 36, 0.12);
  border-color: rgba(251, 191, 36, 0.3);
  color: var(--amber);
}

.streak-chip.is-now {
  background: var(--amber);
  border-color: var(--amber);
  color: #451a03;
  box-shadow: 0 0 18px rgba(251, 191, 36, 0.35);
}

/* --- Carte gains (pleine largeur, horizontale) --- */

.feature-gains {
  grid-column: span 3;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.feature-gains .gains {
  flex-shrink: 0;
  max-width: 420px;
  justify-content: flex-end;
}

.gains {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.gain {
  padding: 6px 13px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 600;
}

.gain.is-green  { background: rgba(52, 211, 153, 0.12); color: var(--bloom); }
.gain.is-amber  { background: rgba(251, 191, 36, 0.12); color: var(--amber); }
.gain.is-violet { background: rgba(124, 108, 246, 0.14); color: var(--violet); }
.gain.is-cyan   { background: rgba(34, 211, 238, 0.12); color: var(--cyan); }
.gain.is-pink   { background: rgba(244, 114, 182, 0.12); color: var(--pink); }

/* ============================================================
   CTA FINAL
   ============================================================ */

.cta-card {
  position: relative;
  text-align: center;
  padding: 80px 40px;
  border-radius: 28px;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(52, 211, 153, 0.14) 0%, transparent 60%),
    var(--surface);
  border: 1px solid rgba(52, 211, 153, 0.25);
  overflow: hidden;
}

.cta-card h2 {
  font-size: clamp(1.9rem, 4.5vw, 2.9rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.cta-card > p {
  font-size: 1.1rem;
  color: var(--text-soft);
  margin-bottom: 34px;
}

.cta-note {
  margin-top: 18px;
  font-size: 0.85rem;
  color: var(--muted);
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-tagline {
  margin-top: 14px;
  font-size: 0.92rem;
  color: var(--muted);
  max-width: 240px;
}

.footer-column h4 {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-soft);
  margin-bottom: 16px;
}

.footer-column ul { list-style: none; }

.footer-column li + li { margin-top: 10px; }

.footer-column a {
  font-size: 0.92rem;
  color: var(--muted);
  transition: color 150ms ease;
}

.footer-column a:hover { color: var(--bloom); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: var(--muted);
}

.footer-disclaimer { max-width: 620px; opacity: 0.8; }

/* ============================================================
   PAGES LÉGALES (privacy, terms)
   ============================================================ */

.legal-hero {
  padding: 72px 0 48px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #101012 0%, var(--ink) 100%);
}

.legal-hero .eyebrow { color: var(--bloom); }

.legal-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.legal-hero p {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 560px;
}

.legal-content {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 24px 100px;
}

.legal-content h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 44px 0 12px;
}

.legal-content h2:first-child { margin-top: 0; }

.legal-content p {
  color: var(--text-soft);
  font-size: 0.98rem;
  margin-bottom: 12px;
}

.legal-content ul {
  margin: 0 0 12px;
  padding-left: 22px;
  color: var(--text-soft);
  font-size: 0.98rem;
}

.legal-content li + li { margin-top: 6px; }

.legal-content a {
  color: var(--bloom);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-callout {
  margin: 20px 0;
  padding: 18px 22px;
  border-radius: var(--radius-card);
  background: rgba(52, 211, 153, 0.07);
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.legal-callout.is-red {
  background: rgba(239, 68, 68, 0.07);
  border-color: rgba(239, 68, 68, 0.35);
}

.legal-callout p { margin: 0; }

.legal-meta {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--muted);
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .reveal { opacity: 1; transform: none; transition: none; }

  #unloop-path {
    animation: none;
    stroke-dashoffset: 0;
  }

  .panic-ring { animation: none; }

  .btn, .feature-card { transition: none; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 64px;
  }

  .hero-tagline { margin-left: auto; margin-right: auto; }
  .hero-ctas { justify-content: center; }

  .features-grid { grid-template-columns: 1fr 1fr; }
  .feature-panic { grid-column: span 2; }
  .feature-gains { grid-column: span 2; }

  /* La ligne signature traverse mal la mise en page empilée. */
  .unloop-line { display: none; }

  .cycle-flow {
    grid-template-columns: 1fr;
    max-width: 480px;
  }

  .cycle-arrow {
    justify-self: center;
    transform: rotate(90deg);
  }

  .cycle-loopback { display: none; }

  .footer-content { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  section, .hero { padding: 70px 0; }

  .site-nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(10, 10, 11, 0.97);
    border-bottom: 1px solid var(--border);
    padding: 12px 24px 20px;
    display: none;
  }

  .site-nav.open { display: flex; }

  .site-nav > a:not(.btn) {
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
  }

  .site-nav > .btn {
    margin-top: 16px;
    justify-content: center;
  }

  .nav-toggle { display: flex; }

  .nav-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(4px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-4px) rotate(-45deg);
  }

  .features-grid { grid-template-columns: 1fr; }

  .feature-panic {
    grid-column: span 1;
    flex-direction: column;
    text-align: center;
  }

  .feature-panic .feature-tag { align-self: center; }

  .feature-gains {
    grid-column: span 1;
    flex-direction: column;
    align-items: flex-start;
  }

  .feature-gains .gains { justify-content: flex-start; }

  .cycle-break {
    flex-direction: column;
    text-align: center;
    padding: 28px 22px;
  }

  .phone { width: 280px; }

  .footer-content { grid-template-columns: 1fr; gap: 32px; }
}