/* ============================================
   DELTOPIDE REDESIGN 2026 — "Fun + Crédible"
   Fond clair, orange vif, personnalité, interactif
   ============================================ */

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

:root {
  --bg: #FAFAF8;
  --bg-warm: #FFF7ED;
  --bg-card: #FFFFFF;
  --orange: #F97316;
  --orange-light: #FFF0E0;
  --orange-dark: #EA580C;
  --indigo: #6366F1;
  --indigo-light: #EEF2FF;
  --green: #10B981;
  --green-light: #ECFDF5;
  --text: #1a1a2e;
  --text-secondary: #6B7280;
  --text-muted: #9CA3AF;
  --border: rgba(0,0,0,0.06);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
  --shadow-xl: 0 25px 60px rgba(0,0,0,0.1);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-full: 9999px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Noise texture overlay */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.015'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }

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

/* ===== ANIMATIONS ===== */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes pulse-ring {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(2); opacity: 0; }
}

@keyframes typewriter {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink-caret {
  0%, 100% { border-color: transparent; }
  50% { border-color: var(--orange); }
}

@keyframes slide-up {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== NAVBAR ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.3s;
}
.nav.scrolled {
  background: rgba(250,250,248,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 20px rgba(0,0,0,0.06);
  padding: 0.6rem 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 900;
  letter-spacing: -0.5px;
  color: var(--text);
}
.nav-logo span { color: var(--orange); }
.nav-logo-img { width: 40px; height: 45px; object-fit: contain; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  background: var(--orange) !important;
  color: #fff !important;
  padding: 10px 24px !important;
  border-radius: var(--radius-full) !important;
  font-weight: 700 !important;
  font-size: 0.85rem !important;
  transition: transform 0.2s, box-shadow 0.2s !important;
}
.nav-cta:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 20px rgba(249,115,22,0.35) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: 0.3s;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--bg-warm) 0%, var(--bg) 100%);
  padding-top: 80px;
}
.hero-bg-shapes {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
}
.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}
.hero-shape-1 {
  width: 600px; height: 600px;
  background: var(--orange-light);
  top: -200px; right: -100px;
  animation: float 8s ease-in-out infinite;
}
.hero-shape-2 {
  width: 400px; height: 400px;
  background: var(--indigo-light);
  bottom: -100px; left: -100px;
  animation: float 10s ease-in-out infinite reverse;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 850px;
  margin: 0 auto;
}
.hero-tag {
  display: inline-block;
  background: var(--orange-light);
  color: var(--orange-dark);
  padding: 6px 20px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 2rem;
}
.hero h1 {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 1.5rem;
}
.hero .gradient-text {
  background: linear-gradient(135deg, var(--orange), var(--indigo));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-shift 4s ease infinite;
}
.hero p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}
.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
  text-decoration: none;
}
.btn-primary {
  background: var(--orange);
  color: #fff;
  box-shadow: 0 4px 15px rgba(249,115,22,0.3);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(249,115,22,0.4);
}
.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border: 2px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--orange);
  color: var(--orange);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--orange);
  padding: 16px 0;
}
.btn-ghost:hover { opacity: 0.8; }

/* ===== SOCIAL PROOF BAR ===== */
.proof-bar {
  background: var(--text);
  color: #fff;
  padding: 1.2rem 0;
  overflow: hidden;
}
.proof-bar-inner {
  display: flex;
  justify-content: center;
  gap: 4rem;
  flex-wrap: wrap;
}
.proof-bar-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
}
.proof-bar-item .num {
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--orange);
}

/* ===== SECTION COMMON ===== */
section { padding: 6rem 0; }
section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 1rem;
}
section h2 .highlight {
  background: linear-gradient(135deg, var(--orange), #FB923C);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 3rem;
}
.text-center { text-align: center; }
.text-center .section-sub { margin-left: auto; margin-right: auto; }

/* ===== PROBLEM ===== */
.problem { background: var(--bg); }
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: all 0.3s;
}
.problem-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.problem-num {
  font-size: 3rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--orange), var(--indigo));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
  display: block;
}
.problem-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.problem-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ===== SOLUTIONS (Bento Grid) ===== */
.solutions { background: var(--bg-warm); }
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: minmax(200px, auto);
  gap: 1.5rem;
  margin-top: 3rem;
}
.bento-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}
.bento-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.bento-item.large {
  grid-column: span 2;
}
.bento-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.2rem;
}
.bento-icon.orange { background: var(--orange-light); }
.bento-icon.indigo { background: var(--indigo-light); }
.bento-icon.green { background: var(--green-light); }
.bento-item h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}
.bento-item p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== LIVE DEMO ===== */
.demo {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.demo::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(249,115,22,0.15), transparent);
}
.demo h2 {
  color: #fff;
}
.demo h2 .highlight {
  background: linear-gradient(135deg, var(--orange), #FBBF24);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.demo .section-sub { color: rgba(255,255,255,0.7); }

.demo-box {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 3rem;
  max-width: 700px;
  margin: 0 auto;
  backdrop-filter: blur(10px);
}
.demo-input-wrap {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}
.demo-input {
  flex: 1;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  color: #fff;
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.3s;
}
.demo-input::placeholder { color: rgba(255,255,255,0.4); }
.demo-input:focus { border-color: var(--orange); }
.demo-btn {
  background: var(--orange);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 16px 28px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s;
  white-space: nowrap;
}
.demo-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 25px rgba(249,115,22,0.4); }

.demo-result {
  display: none;
  animation: slide-up 0.6s ease;
}
.demo-result.active { display: block; }
.demo-result-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.demo-stat {
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  text-align: center;
}
.demo-stat-num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--orange);
  display: block;
}
.demo-stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.demo-thinking {
  display: none;
  text-align: center;
  padding: 2rem;
  color: rgba(255,255,255,0.7);
}
.demo-thinking.active { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.demo-dots {
  display: flex;
  gap: 6px;
}
.demo-dots span {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--orange);
  animation: pulse-ring 1.4s infinite;
}
.demo-dots span:nth-child(2) { animation-delay: 0.2s; }
.demo-dots span:nth-child(3) { animation-delay: 0.4s; }
.demo-disclaimer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

/* ===== EDDIE / ABOUT ===== */
.about {
  background: var(--bg);
  position: relative;
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 4rem;
  align-items: center;
}
.about-avatar-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}
.about-avatar {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--orange), var(--indigo));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  font-weight: 900;
  color: #fff;
  position: relative;
  box-shadow: 0 20px 60px rgba(249,115,22,0.25);
}
.about-avatar::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--orange), var(--indigo));
  z-index: -1;
  animation: gradient-shift 3s ease infinite;
  background-size: 200% auto;
}
/* TODO: Remplacer le placeholder par une vraie photo/illustration d'Eddie */
.about-avatar img {
  width: 100%; height: 100%;
  border-radius: 50%;
  object-fit: cover;
}
.about-name {
  font-size: 1.3rem;
  font-weight: 800;
}
.about-role {
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.about-social {
  display: flex;
  gap: 0.8rem;
}
.about-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-secondary);
  transition: all 0.2s;
}
.about-social a:hover {
  background: var(--orange);
  color: #fff;
  border-color: var(--orange);
}

.about-text h2 { margin-bottom: 1.5rem; }
.about-text p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.8;
}
.about-text p strong { color: var(--text); }
.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 2rem;
}
.about-tag {
  background: var(--orange-light);
  color: var(--orange-dark);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
}

/* ===== LIVE INFRA ===== */
.live {
  background: var(--bg-warm);
}
.live-terminal {
  background: #0f172a;
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 800px;
  margin: 3rem auto 0;
  box-shadow: var(--shadow-xl);
}
.live-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  background: #1e293b;
}
.live-dot { width: 12px; height: 12px; border-radius: 50%; }
.live-dot:nth-child(1) { background: #ef4444; }
.live-dot:nth-child(2) { background: #f59e0b; }
.live-dot:nth-child(3) { background: #22c55e; }
.live-title {
  margin-left: 12px;
  color: #64748b;
  font-size: 0.8rem;
  font-family: 'JetBrains Mono', monospace;
}
.live-body {
  padding: 1.5rem;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.85rem;
  line-height: 1.9;
  color: #e2e8f0;
}
.live-line {
  display: block;
  padding: 2px 0;
}
.live-comment { color: #64748b; }
.live-agent { color: #38bdf8; }
.live-ok { color: #4ade80; }
.live-num { color: #fbbf24; }
.live-action { color: var(--orange); }

/* ===== PROCESS ===== */
.process { background: var(--bg-warm); }
.process-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
  position: relative;
}
.process-step {
  text-align: center;
  position: relative;
}
.step-num {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--orange);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 900;
  margin: 0 auto 1.5rem;
  box-shadow: 0 8px 25px rgba(249,115,22,0.3);
}
.process-step h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}
.process-step p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== PRICING ===== */
.pricing { background: var(--bg); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
.price-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}
.price-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.price-card.featured {
  border-color: var(--orange);
  box-shadow: 0 8px 30px rgba(249,115,22,0.15);
  position: relative;
}
.price-card.featured::before {
  content: 'Populaire';
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--orange);
  color: #fff;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}
.price-icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}
.price-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}
.price-card .price {
  font-size: 1rem;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 1rem;
}
.price-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}
.price-card .btn {
  margin-top: 1.5rem;
  text-align: center;
  justify-content: center;
  font-size: 0.88rem;
  padding: 12px 24px;
}

/* ===== AFFILIATION ===== */
.affiliation { background: var(--bg); }
.affiliation-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-top: 3rem;
  align-items: start;
}
.affiliation-info h3 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 1rem;
}
.affiliation-info p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}
.affiliation-perks {
  list-style: none;
  margin: 1.5rem 0;
}
.affiliation-perks li {
  padding: 6px 0;
  font-size: 0.92rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.affiliation-perks li::before {
  content: '>';
  color: var(--orange);
  font-weight: 900;
  flex-shrink: 0;
}
.affiliation-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

/* ===== AVIS ===== */
.avis { background: var(--bg-warm); }
.avis-form-wrapper {
  max-width: 600px;
  margin: 3rem auto 0;
}
.avis-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}
.star-rating {
  display: flex;
  gap: 4px;
  margin-bottom: 1rem;
  flex-direction: row-reverse;
  justify-content: flex-end;
}
.star-rating input {
  display: none;
}
.star-rating label {
  font-size: 2rem;
  color: var(--border);
  cursor: pointer;
  transition: color 0.15s;
  line-height: 1;
}
.star-rating input:checked ~ label,
.star-rating label:hover,
.star-rating label:hover ~ label {
  color: #FBBF24;
}

/* ===== NEWSLETTER ===== */
.newsletter {
  background: var(--orange);
  padding: 3rem 0;
}
.newsletter .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.newsletter-text h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.3rem;
}
.newsletter-text p {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.85);
}
.newsletter-form {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}
.newsletter-form input {
  padding: 14px 18px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  min-width: 280px;
  outline: none;
}
.newsletter-form button {
  padding: 14px 28px;
  background: var(--text);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
}
.newsletter-form button:hover {
  background: #222;
}

/* ===== FAQ ===== */
.faq { background: var(--bg-warm); }
.faq-list {
  max-width: 800px;
  margin: 3rem auto 0;
}
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.5rem 0;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text);
  font-family: inherit;
}
.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--orange);
  transition: transform 0.3s;
}
.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding-bottom: 1.5rem;
}
.faq-answer p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ===== CONTACT ===== */
.contact {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-warm) 100%);
}
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  margin-top: 3rem;
}
.contact-info h3 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}
.contact-info ul {
  list-style: none;
  margin-bottom: 2rem;
}
.contact-info li {
  padding: 8px 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.contact-info li::before {
  content: '>';
  color: var(--orange);
  font-weight: 900;
  flex-shrink: 0;
}
.contact-detail {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}
.form-group {
  margin-bottom: 1.2rem;
}
.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text);
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--bg);
  color: var(--text);
  outline: none;
  transition: border-color 0.3s;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--orange);
}
.form-group textarea { min-height: 120px; resize: vertical; }

/* ===== FOOTER ===== */
.footer {
  background: var(--text);
  color: rgba(255,255,255,0.7);
  padding: 3rem 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}
.footer-left {
  font-size: 0.88rem;
}
.footer-address {
  margin-top: 0.4rem;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}
.footer-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}
.footer-links a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  transition: color 0.2s;
}
.footer-links a:hover { color: #fff; }
.footer-social {
  display: flex;
  gap: 0.8rem;
}
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  transition: all 0.2s;
}
.footer-social a:hover {
  background: var(--orange);
  border-color: var(--orange);
  color: #fff;
}
.footer-cities {
  width: 100%;
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 2rem;
  padding-top: 1.5rem;
}
.footer-cities h4 {
  font-size: 0.82rem;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.8rem;
}
.footer-cities-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
  list-style: none;
}
.footer-cities-list a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  transition: color 0.2s;
}
.footer-cities-list a:hover {
  color: var(--orange);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
  .bento-item.large { grid-column: span 2; }
}

@media (max-width: 768px) {
  section { padding: 4rem 0; }

  .nav-links { display: none; }
  .nav-toggle { display: flex; }

  .hero h1 { font-size: 2.4rem; letter-spacing: -1px; }
  .hero p { font-size: 1.05rem; }

  .proof-bar-inner { gap: 1.5rem; }

  .problem-grid,
  .process-steps,
  .pricing-grid { grid-template-columns: 1fr; }

  .bento-grid { grid-template-columns: 1fr; }
  .bento-item.large { grid-column: span 1; }

  .about-grid { grid-template-columns: 1fr; text-align: center; }
  .about-text { text-align: left; }
  .about-tags { justify-content: center; }

  .contact-wrapper,
  .affiliation-wrapper { grid-template-columns: 1fr; }

  .newsletter .container { flex-direction: column; text-align: center; }
  .newsletter-form { width: 100%; }
  .newsletter-form input { min-width: 0; flex: 1; }

  .demo-input-wrap { flex-direction: column; }
  .demo-result-grid { grid-template-columns: 1fr; }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
}