:root {
  --bg: #0a0a0f;
  --bg-elev: #13131a;
  --bg-elev2: #1a1a24;
  --text: #f1eef6;
  --text-sec: #b4afc2;
  --text-muted: #6b6780;
  --accent: #f43f5e;
  --accent-hover: #e11d48;
  --accent-soft: #fb7185;
  --accent-pale: #fda4af;
  --accent-rgb: 244, 63, 94;
  --accent-dark-rgb: 190, 18, 60;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.14);
  --error: #ef4444;
  --brand-gradient: linear-gradient(135deg, #f43f5e 0%, #e11d48 50%, #be123c 100%);
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.4s ease, color 0.4s ease;
}

.hidden { display: none !important; }

/* ── Background glow ─────────────────────────────────────── */
.bg-glow {
  position: fixed;
  top: -40%;
  left: -30%;
  width: 180%;
  height: 180%;
  background:
    radial-gradient(circle at 30% 20%, rgba(var(--accent-rgb), 0.15), transparent 45%),
    radial-gradient(circle at 75% 60%, rgba(var(--accent-dark-rgb), 0.10), transparent 50%);
  pointer-events: none;
  z-index: -1;
  transition: background 0.6s ease;
}

/* ── Navigation ──────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(var(--accent-dark-rgb), 0.05);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  animation: fadeSlideDown 0.5s ease-out both;
  transition: background 0.4s ease, border-color 0.4s ease;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
  text-decoration: none;
  transition: opacity 0.2s;
  flex-shrink: 0;
}
.nav-brand:hover { opacity: 0.85; }

.brand-mark {
  color: #f43f5e;
  filter: drop-shadow(0 0 12px rgba(244, 63, 94, 0.45));
}

.brand-wordmark {
  display: inline-flex;
  align-items: baseline;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
}
.wm-voice { color: #f1eef6; }
.wm-thered {
  background: linear-gradient(135deg, #f43f5e 0%, #e11d48 50%, #be123c 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-sec);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.btn-login {
  padding: 0.45rem 1rem;
  background: transparent;
  color: var(--text);
  border: none;
  border-radius: 0.5rem;
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-login:hover {
  color: var(--accent-soft);
}

.btn-register {
  padding: 0.45rem 1rem;
  background: #f43f5e;
  color: white;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.3s ease;
}
.btn-register:hover {
  background: #e11d48;
}

.nav-user {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent-soft);
}

.btn-logout {
  padding: 0.4rem 0.9rem;
  background: rgba(255,255,255,0.06);
  color: var(--text-sec);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-logout:hover {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

/* ── Main content ────────────────────────────────────────── */
main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 8rem 0 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-wave {
  width: min(360px, 70vw);
  margin-bottom: 2.5rem;
  animation: waveIn 1s ease-out 0.3s both;
  filter: drop-shadow(0 0 20px rgba(var(--accent-rgb), 0.3));
  transition: filter 0.4s ease;
}

h1 {
  font-size: clamp(2.75rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

h1 .line { display: block; }

h1 .line-white {
  color: var(--text);
  -webkit-text-fill-color: var(--text);
  transition: color 0.4s ease, -webkit-text-fill-color 0.4s ease;
}

h1 .line-accent {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-sec);
  max-width: 580px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
  transition: color 0.4s ease;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.hero-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  background: var(--accent);
  color: white;
  text-decoration: none;
  border-radius: 0.6rem;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 0 30px -5px rgba(var(--accent-rgb), 0.4);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 0 40px -5px rgba(var(--accent-rgb), 0.55);
}
.btn-primary:disabled {
  background: #4b5563;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  opacity: 0.5;
}

.btn-primary .btn-meta {
  font-size: 0.75rem;
  font-weight: 500;
  opacity: 0.85;
  padding-left: 0.65rem;
  margin-left: 0.4rem;
  border-left: 1px solid rgba(255,255,255,0.35);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  background: rgba(255,255,255,0.05);
  color: var(--text);
  text-decoration: none;
  border-radius: 0.6rem;
  font-weight: 500;
  font-size: 0.95rem;
  border: 1px solid var(--border-strong);
  transition: all 0.3s ease;
  cursor: pointer;
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(var(--accent-rgb), 0.4);
}

.hero-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.welcome-text {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent-soft);
  margin-bottom: 0.25rem;
}

.download-gate {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.download-gate-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* ── App Mockup ──────────────────────────────────────────── */
.mockup-wrapper {
  margin: 3rem auto 0;
  max-width: 900px;
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.5),
              0 0 60px -10px rgba(var(--accent-rgb), 0.1);
  transition: border-color 0.4s ease, box-shadow 0.4s ease;
}

.hero-theme-block {
  width: 100%;
  max-width: 900px;
  margin-top: 2.5rem;
}

/* ── App Mockup (matches real client) ────────────────────── */
.app-mockup {
  display: grid;
  grid-template-columns: 200px 1fr;
  height: 400px;
  background: var(--m-bg, #0a0a0c);
  transition: all 0.3s ease;
  text-align: left;
  font-size: 0.8rem;
}

.mock-sidebar {
  background: var(--m-bg-dark, #131316);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  border-right: 1px solid var(--m-border, rgba(255,255,255,0.08));
  overflow: hidden;
}

.mock-sidebar-header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--m-text, #e8e6f0);
  font-weight: 600;
  font-size: 0.8rem;
  padding: 0.4rem 0.25rem;
  margin-bottom: 0.25rem;
}

.mock-badge {
  background: var(--m-accent, #f43f5e);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  padding: 0.1rem 0.4rem;
  border-radius: 9999px;
  margin-left: auto;
  line-height: 1.3;
}

.mock-section-label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--m-text-muted, #7b7890);
  padding: 0.5rem 0.25rem 0.25rem;
}

.mock-section-sub {
  font-size: 0.6rem;
  color: var(--m-text-muted, #7b7890);
  padding: 0.15rem 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.mock-channel {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem;
  border-radius: 0.4rem;
  cursor: default;
}

.mock-channel-active {
  background: var(--m-bg-light, #242429);
}

.mock-channel-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
}

.mock-channel-info {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
  min-width: 0;
}

.mock-channel-name {
  color: var(--m-text, #e8e6f0);
  font-weight: 600;
  font-size: 0.8rem;
}

.mock-channel-role {
  color: var(--m-text-muted, #7b7890);
  font-size: 0.6rem;
}

.mock-friend {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem;
  border-radius: 0.4rem;
}

.mock-friend-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  flex-shrink: 0;
}

.mock-friend-info {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
  min-width: 0;
}

.mock-friend-name {
  color: var(--m-text, #e8e6f0);
  font-weight: 600;
  font-size: 0.8rem;
}

.mock-friend-status {
  color: var(--m-text-muted, #7b7890);
  font-size: 0.6rem;
}

.mock-sidebar-bottom {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.25rem;
  border-top: 1px solid var(--m-border, rgba(255,255,255,0.08));
  color: var(--m-text-muted, #7b7890);
  font-size: 0.7rem;
}

/* ── Main area ─────────────────── */
.mock-main {
  display: flex;
  flex-direction: column;
  background: var(--m-bg-med, #1a1a1f);
  overflow: hidden;
}

.mock-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--m-border, rgba(255,255,255,0.08));
  background: var(--m-bg-dark, #131316);
  font-size: 0.75rem;
}

.mock-hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--m-text, #e8e6f0);
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.mock-sidebar-overlay {
  display: none;
}

.mock-topbar-left {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.mock-topbar-brand {
  font-weight: 800;
  font-size: 0.8rem;
  letter-spacing: -0.02em;
}

.mock-topbar-right {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.mock-nav-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.6rem;
  border-radius: 0.3rem;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--m-text-sec, #a9a6b8);
}

.mock-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.mock-dot-green {
  background: #22c55e;
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}

.mock-dot-grey {
  background: grey;
  box-shadow: 0 0 6px rgba(90, 88, 88, 0.5);
}

.mock-content {
  flex: 1;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  overflow: hidden;
}

.mock-greeting {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--m-bg-dark, #131316);
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid var(--m-border, rgba(255,255,255,0.08));
}

.mock-greeting-icon {
  color: #f43f5e;
  flex-shrink: 0;
}

.mock-greeting-title {
  color: var(--m-text, #e8e6f0);
  font-weight: 700;
  font-size: 1rem;
}

.mock-greeting-sub {
  color: var(--m-text-muted, #7b7890);
  font-size: 0.75rem;
}

.mock-cards-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.mock-card {
  background: var(--m-bg-dark, #131316);
  border: 1px solid var(--m-border, rgba(255,255,255,0.08));
  border-radius: 0.6rem;
  padding: 0.75rem;
}

.mock-card-header {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--m-text-sec, #a9a6b8);
  margin-bottom: 0.6rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--m-border, rgba(255,255,255,0.08));
}

.mock-card-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.mock-card-dot {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  flex-shrink: 0;
}

.mock-card-item-info {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
}

.mock-card-item-info span:first-child {
  color: var(--m-text, #e8e6f0);
  font-weight: 600;
  font-size: 0.75rem;
}

.mock-card-item-sub {
  color: var(--m-text-muted, #7b7890);
  font-size: 0.6rem;
}

/* ── Stats Row ───────────────────────────────────────────── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 700px;
  margin: 4rem auto;
  text-align: center;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
  transition: color 0.4s ease;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
  transition: color 0.4s ease;
}

/* ── Section common ──────────────────────────────────────── */
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-soft);
  margin-bottom: 1rem;
  transition: color 0.4s ease;
}

.section-eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  transition: background 0.4s ease, box-shadow 0.4s ease;
}

/* ── Features ────────────────────────────────────────────── */
.features-section {
  padding: 5rem 0;
}

.features-section h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 0.25rem;
}

.features-section .h2-muted {
  color: var(--text-muted);
  transition: color 0.4s ease;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.feature-card {
  padding: 2rem 1.75rem;
  background: rgba(255,255,255,0.025);
  border-radius: 1rem;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.feature-card:hover {
  border-color: rgba(var(--accent-rgb), 0.3);
  background: rgba(255,255,255,0.04);
  transform: translateY(-2px);
  box-shadow: 0 20px 40px -15px rgba(var(--accent-rgb), 0.15);
}

.feature-icon {
  width: 44px;
  height: 44px;
  background: rgba(var(--accent-rgb), 0.1);
  border-radius: 0.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 1.25rem;
  border: 1px solid rgba(var(--accent-rgb), 0.15);
  transition: all 0.4s ease;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  transition: color 0.4s ease;
}

.feature-card p {
  color: var(--text-sec);
  font-size: 0.9rem;
  line-height: 1.6;
  transition: color 0.4s ease;
}

/* ── How it works ────────────────────────────────────────── */
.how-section {
  padding: 5rem 0;
}

.how-section h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 3rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.step-card {
  padding: 2rem 1.75rem;
  background: rgba(255,255,255,0.025);
  border-radius: 1rem;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.step-icon {
  width: 48px;
  height: 48px;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
}

.step-icon-1 { background: rgba(139, 92, 246, 0.15); color: #a78bfa; }
.step-icon-2 { background: rgba(var(--accent-rgb), 0.15); color: var(--accent-soft); transition: all 0.4s ease; }
.step-icon-3 { background: rgba(16, 185, 129, 0.15); color: #34d399; }

.step-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.step-card p {
  color: var(--text-sec);
  font-size: 0.9rem;
  line-height: 1.6;
  transition: color 0.4s ease;
}

/* ── Themes ──────────────────────────────────────────────── */
.themes-section {
  padding: 5rem 0;
  text-align: center;
}

.themes-section h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}

.themes-section h2 .live-accent {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic;
}

.themes-sub {
  color: var(--text-sec);
  margin-bottom: 2rem;
  font-size: 0.95rem;
  transition: color 0.4s ease;
}

.theme-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.theme-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 9999px;
  color: var(--text-sec);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}
.theme-pill:hover {
  background: rgba(255,255,255,0.1);
  color: var(--text);
}
.theme-pill.active {
  background: rgba(var(--accent-rgb), 0.18);
  border-color: rgba(var(--accent-rgb), 0.5);
  color: var(--text);
}

.pill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.theme-mockup-wrapper {
  max-width: 900px;
  margin: 0 auto;
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px -15px rgba(0, 0, 0, 0.4);
  transition: border-color 0.4s ease;
}

/* ── FAQ ─────────────────────────────────────────────────── */
.faq-section {
  padding: 5rem 0;
  text-align: center;
}

.faq-section h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 2.5rem;
}

.faq-list {
  max-width: 700px;
  margin: 0 auto;
  text-align: left;
}

.faq-item {
  border-bottom: 1px solid var(--border);
  transition: border-color 0.4s ease;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
  padding: 1.25rem 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-family: inherit;
  transition: color 0.2s;
}
.faq-question:hover { color: var(--accent-soft); }

.faq-chevron {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: transform 0.3s ease, color 0.4s ease;
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  color: var(--accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 200px;
  padding-bottom: 1.25rem;
}

.faq-answer p {
  color: var(--text-sec);
  font-size: 0.9rem;
  line-height: 1.7;
  transition: color 0.4s ease;
}

/* ── CTA Band ────────────────────────────────────────────── */
.cta-band {
  text-align: center;
  padding: 5rem 2rem;
  margin: 3rem 0;
  border-radius: 1.5rem;
  background:
    radial-gradient(circle at 20% 0%, rgba(var(--accent-rgb), 0.15), transparent 55%),
    radial-gradient(circle at 80% 100%, rgba(var(--accent-dark-rgb), 0.12), transparent 55%),
    rgba(255,255,255,0.02);
  border: 1px solid rgba(var(--accent-rgb), 0.15);
  transition: all 0.4s ease;
}

.cta-band h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.cta-band h2 .cta-accent {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cta-band p {
  color: var(--text-sec);
  margin-bottom: 2rem;
  font-size: 1rem;
  transition: color 0.4s ease;
}

.cta-buttons {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Footer ──────────────────────────────────────────────── */
footer {
  padding: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: border-color 0.4s ease, color 0.4s ease;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-left .brand-wordmark {
  font-size: 0.9rem;
}

.footer-version {
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.7;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.footer-links a {
  color: var(--text-sec);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--text); }

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.footer-copy a {
  color: #fb7185;
  text-decoration: none;
}
.footer-copy a:hover { text-decoration: underline; }

/* ── Modal ───────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-overlay.hidden { display: none; }

.modal {
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: 1.25rem;
  padding: 2.5rem 2rem 2rem;
  width: 100%;
  max-width: 420px;
  position: relative;
  box-shadow: 0 32px 80px -12px rgba(0, 0, 0, 0.6);
  animation: modalIn 0.2s ease-out;
  transition: background 0.4s ease, border-color 0.4s ease;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
}
.modal-close:hover { color: var(--text); }

.modal-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  background: none;
  -webkit-text-fill-color: var(--text);
}

.modal-sub {
  color: var(--text-sec);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

/* ── Forms ───────────────────────────────────────────────── */
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-sec);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-group input {
  width: 100%;
  padding: 0.7rem 0.9rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 0.55rem;
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.form-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

.form-error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  padding: 0.65rem 0.9rem;
  border-radius: 0.5rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}
.form-error.hidden { display: none; }

.form-success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
  padding: 0.65rem 0.9rem;
  border-radius: 0.5rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}
.form-success.hidden { display: none; }

.btn-submit {
  width: 100%;
  justify-content: center;
  margin-top: 0.5rem;
}

.form-switch {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 1rem;
}
.form-switch a {
  color: var(--accent-soft);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.4s ease;
}
.form-switch a:hover { text-decoration: underline; }

/* ── Full-page overlays ──────────────────────────────────── */
.lp-page {
  position: fixed;
  inset: 0;
  z-index: 900;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  transition: background 0.4s ease;
}

.lp-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 2rem;
  text-decoration: none;
}

.lp-brand .brand-mark {
  color: #f43f5e;
  filter: drop-shadow(0 0 12px rgba(244, 63, 94, 0.45));
}

.lp-brand .brand-wordmark {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.lp-card {
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: 1.25rem;
  padding: 2.5rem 2rem 2rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 32px 80px -12px rgba(0, 0, 0, 0.6);
  animation: modalIn 0.3s ease-out;
  transition: background 0.4s ease, border-color 0.4s ease;
}

/* ── Privacy ─────────────────────────────────────────────── */
.privacy-section {
  max-width: 680px;
  margin: 0 auto;
  padding: 3rem 2rem 4rem;
}
.privacy-content {
  position: relative;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.5rem;
  color: var(--text-sec);
  font-size: 0.9rem;
  line-height: 1.7;
  transition: background 0.4s ease, border-color 0.4s ease;
}
.privacy-content h2 {
  color: var(--text);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}
.privacy-content h3 {
  color: var(--text);
  font-size: 1rem;
  margin-top: 1.5rem;
  margin-bottom: 0.4rem;
}
.privacy-content ul {
  padding-left: 1.5rem;
  margin: 0.5rem 0;
}
.privacy-content a {
  color: var(--accent-soft);
  text-decoration: none;
}
.privacy-content a:hover { text-decoration: underline; }

/* ── Animations ──────────────────────────────────────────── */
@keyframes fadeSlideDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes waveIn {
  from { opacity: 0; transform: scale(0.8); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(12px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.anim-in {
  animation: fadeSlideUp 0.7s ease-out both;
}

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Scroll reveal ───────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.stagger-child {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}
.revealed .stagger-child.stagger-1 { transition-delay: 0s; }
.revealed .stagger-child.stagger-2 { transition-delay: 0.15s; }
.revealed .stagger-child.stagger-3 { transition-delay: 0.3s; }

.revealed .stagger-child {
  opacity: 1;
  transform: translateY(0);
}

/* ── Floating particles ──────────────────────────────────── */
.particles {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.particle {
  position: absolute;
  bottom: -10px;
  border-radius: 50%;
  background: var(--accent);
  animation: floatUp linear infinite;
  transition: background 0.4s ease;
}

@keyframes floatUp {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  10% { opacity: var(--particle-opacity, 0.3); }
  90% { opacity: var(--particle-opacity, 0.3); }
  100% {
    transform: translateY(-110vh) translateX(40px);
    opacity: 0;
  }
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .features-grid,
  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
  }

  .stats-row {
    gap: 1rem;
  }
}

@media (max-width: 768px) {
  nav {
    padding: 0 1rem;
    height: 56px;
  }

  .nav-links { display: none; }

  .hero {
    padding: 6rem 0 2rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  .hero-sub {
    font-size: 1rem;
    padding: 0 0.5rem;
  }

  .hero-wave {
    width: min(280px, 80vw);
    margin-bottom: 1.5rem;
  }

  main { padding: 0 1rem; }

  .app-mockup {
    grid-template-columns: 1fr;
    height: auto;
    min-height: 280px;
    position: relative;
    overflow: hidden;
  }

  .mock-hamburger { display: block; }

  .mock-sidebar {
    display: flex;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: 65%;
    z-index: 10;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }

  .mock-sidebar-open {
    transform: translateX(0);
  }

  .mock-sidebar-overlay {
    display: block;
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 9;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }

  .mock-sidebar-overlay-visible {
    opacity: 1;
    pointer-events: auto;
  }

  .mock-cards-row { grid-template-columns: 1fr; }

  .stats-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    margin: 2rem auto;
  }

  .stat-value { font-size: 1.5rem; }
  .stat-label { font-size: 0.7rem; }

  .features-section,
  .how-section,
  .themes-section,
  .faq-section { padding: 3rem 0; }

  .cta-band {
    padding: 3rem 1.5rem;
    margin: 2rem 0;
  }

  footer {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
    padding: 2rem 1rem;
  }

  .footer-links { gap: 1rem; }

  .lp-page { padding: 1.5rem; }
  .lp-card { padding: 2rem 1.5rem 1.5rem; }

  .privacy-section { padding: 2rem 1rem; }
  .privacy-content { padding: 1.5rem; }

  .theme-pills { gap: 0.35rem; }
  .theme-pill { font-size: 0.75rem; padding: 0.4rem 0.75rem; }
}

@media (max-width: 400px) {
  h1 { font-size: 2rem; }

  .btn-primary {
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
  }

  .theme-pill {
    font-size: 0.7rem;
    padding: 0.35rem 0.6rem;
  }
}