/* ── App Theme (extracted from Flutter source) ─────────────────────────── */
:root {
  --color-primary: #4A7BF7;
  --color-secondary: #FFB800;
  --color-accent: #3DCC7A;
  --color-bg-dark: #070C14;
  --color-bg-mid: #0D1B2A;
  --color-bg-hero1: #1A2E4A;
  --color-bg-hero2: #0D1B33;
  --color-surface: #0F1923;
  --color-surface-border: #1C2A3A;
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #8A97A8;
  --color-text-muted: #6B7F94;
  --color-blue: #3A5FD9;
  --border-radius: 12px;
  --font-family: 'Montserrat', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-family);
  background: var(--color-bg-dark);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--color-primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--color-secondary); }

img { max-width: 100%; height: auto; }

/* ── Navigation ────────────────────────────────────────────────────────── */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(7,12,20,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-surface-border);
}

.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 64px;
}

.nav-logo {
  font-weight: 700; font-size: 1.25rem; color: var(--color-text-primary);
  display: flex; align-items: center; gap: 8px; white-space: nowrap;
}
.nav-logo span { color: var(--color-secondary); }

.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  color: var(--color-text-secondary); font-size: .9rem; font-weight: 500;
  transition: color .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--color-text-primary); }

.nav-hamburger {
  display: none; background: none; border: none; cursor: pointer;
  flex-direction: column; gap: 5px; padding: 4px;
}
.nav-hamburger span {
  display: block; width: 24px; height: 2px; background: var(--color-text-primary);
  transition: transform .3s, opacity .3s;
}

@media (max-width: 768px) {
  .nav-hamburger { display: flex; }
  .nav-links {
    position: fixed; top: 64px; left: 0; right: 0;
    background: rgba(7,12,20,.97);
    flex-direction: column; gap: 0; padding: 0;
    max-height: 0; overflow: hidden; transition: max-height .3s ease;
    border-bottom: 1px solid var(--color-surface-border);
  }
  .nav-links.open { max-height: 300px; }
  .nav-links a { display: block; padding: 16px 24px; border-top: 1px solid var(--color-surface-border); }
}

/* ── Hero ──────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh; padding: 120px 24px 80px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(160deg, var(--color-bg-hero1) 0%, var(--color-bg-dark) 60%);
  position: relative; overflow: hidden;
}

.hero::before {
  content: ''; position: absolute; top: -50%; right: -30%;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(74,123,247,.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1200px; width: 100%; display: flex;
  align-items: center; gap: 60px;
}

.hero-content { flex: 1; min-width: 0; }

.hero-badge {
  display: inline-block; padding: 6px 16px; border-radius: 20px;
  background: rgba(74,123,247,.15); color: var(--color-primary);
  font-size: .8rem; font-weight: 600; margin-bottom: 20px;
  border: 1px solid rgba(74,123,247,.25);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 700;
  line-height: 1.15; margin-bottom: 20px;
}
.hero h1 .highlight { color: var(--color-secondary); }

.hero p {
  font-size: 1.1rem; color: var(--color-text-secondary);
  max-width: 500px; margin-bottom: 32px;
}

.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

.btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 14px 32px; border-radius: var(--border-radius);
  background: var(--color-primary); color: #fff;
  font-weight: 600; font-size: 1rem; border: none; cursor: pointer;
  transition: transform .2s, box-shadow .2s;
  text-align: center;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(74,123,247,.35);
  color: #fff;
}

.btn-secondary {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 14px 32px; border-radius: var(--border-radius);
  background: transparent; color: var(--color-text-primary);
  font-weight: 600; font-size: 1rem; border: 1px solid var(--color-surface-border);
  cursor: pointer; transition: background .2s, border-color .2s;
  text-align: center;
}
.btn-secondary:hover {
  background: var(--color-surface); border-color: var(--color-text-muted);
  color: var(--color-text-primary);
}

.hero-device {
  flex: 0 0 auto; position: relative;
}

.device-frame {
  position: relative; width: 280px; border-radius: 32px; overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
  border: 3px solid var(--color-surface-border);
  background: var(--color-surface);
}
.device-frame img {
  display: block; width: 100%; height: auto;
  border-radius: 29px;
}

@media (max-width: 900px) {
  .hero-inner { flex-direction: column; text-align: center; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  .hero-device { order: -1; }
  .device-frame { width: 220px; }
}

/* ── Sections ─────────────────────────────────────────────────────────── */
.section {
  padding: 80px 24px; max-width: 1200px; margin: 0 auto;
}

.section-dark {
  background: var(--color-bg-mid);
  padding: 80px 24px;
}
.section-dark .section-inner { max-width: 1200px; margin: 0 auto; }

.section-heading {
  text-align: center; margin-bottom: 48px;
}
.section-heading h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem); font-weight: 700; margin-bottom: 12px;
}
.section-heading p {
  color: var(--color-text-secondary); max-width: 600px; margin: 0 auto;
}

/* ── Features ─────────────────────────────────────────────────────────── */
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--border-radius); padding: 32px;
  transition: transform .2s, border-color .2s;
  text-align: left;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
}

.feature-icon {
  width: 48px; height: 48px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 16px;
}
.feature-icon.blue { background: rgba(74,123,247,.15); color: var(--color-primary); }
.feature-icon.gold { background: rgba(255,184,0,.15); color: var(--color-secondary); }
.feature-icon.green { background: rgba(61,204,122,.15); color: var(--color-accent); }

.feature-card h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 8px; }
.feature-card p { color: var(--color-text-secondary); font-size: .95rem; }

/* ── Screenshots Carousel ─────────────────────────────────────────────── */
.screenshots-section {
  padding: 80px 24px;
  background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-mid) 100%);
}

.carousel-container {
  max-width: 900px; margin: 0 auto; position: relative;
  overflow: hidden; height: 400px;
}

.carousel-track {
  display: flex; transition: transform .4s ease; height: 100%;
  align-items: center;
}

.carousel-slide {
  flex: 0 0 100%; display: flex; justify-content: center; align-items: center;
  height: 100%; padding: 0 40px;
}

.carousel-device {
  position: relative; width: 280px; border-radius: 28px; overflow: hidden;
  box-shadow: 0 16px 48px rgba(0,0,0,.4);
  border: 2px solid var(--color-surface-border);
  background: var(--color-surface); cursor: pointer;
}
.carousel-device img {
  display: block; width: 100%; height: auto; border-radius: 26px;
  filter: blur(5px); transition: filter .4s ease;
}
.carousel-device img.loaded { filter: blur(0); }

.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(15,25,35,.85); border: 1px solid var(--color-surface-border);
  color: var(--color-text-primary); font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background .2s; z-index: 2;
}
.carousel-btn:hover { background: var(--color-primary); }
.carousel-btn.prev { left: 8px; }
.carousel-btn.next { right: 8px; }

.carousel-dots {
  display: flex; justify-content: center; gap: 8px; margin-top: 20px;
}
.carousel-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-surface-border); border: none; cursor: pointer;
  transition: background .2s, width .2s; padding: 0;
}
.carousel-dot.active {
  background: var(--color-primary); width: 24px; border-radius: 4px;
}

@media (max-width: 600px) {
  .carousel-container { height: 360px; }
  .carousel-device { width: 200px; }
  .carousel-slide { padding: 0 20px; }
}

/* ── Lightbox ─────────────────────────────────────────────────────────── */
.lightbox {
  position: fixed; inset: 0; z-index: 200; background: rgba(0,0,0,.9);
  display: none; align-items: center; justify-content: center;
  padding: 24px;
}
.lightbox.active { display: flex; }
.lightbox img {
  max-width: 90vw; max-height: 90vh; border-radius: var(--border-radius);
}
.lightbox-close {
  position: absolute; top: 20px; right: 24px;
  background: none; border: none; color: #fff; font-size: 2rem;
  cursor: pointer;
}

/* ── Stats ────────────────────────────────────────────────────────────── */
.stats-row {
  display: flex; justify-content: center; gap: 48px; flex-wrap: wrap;
  padding: 40px 0;
}
.stat-item { text-align: center; }
.stat-value {
  font-size: 2rem; font-weight: 700; color: var(--color-primary);
}
.stat-label { color: var(--color-text-secondary); font-size: .9rem; margin-top: 4px; }

/* ── CTA Banner ───────────────────────────────────────────────────────── */
.cta-banner {
  text-align: center; padding: 80px 24px;
  background: linear-gradient(160deg, var(--color-bg-hero1), var(--color-bg-dark));
}
.cta-banner h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: 16px; }
.cta-banner p { color: var(--color-text-secondary); margin-bottom: 32px; max-width: 500px; margin-left: auto; margin-right: auto; }

/* ── Footer ───────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--color-bg-mid); border-top: 1px solid var(--color-surface-border);
  padding: 48px 24px 24px;
}
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px;
}
.footer-brand p { color: var(--color-text-secondary); font-size: .9rem; margin-top: 8px; }
.footer-col h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: 1px; color: var(--color-text-muted); margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: var(--color-text-secondary); font-size: .9rem; }
.footer-col a:hover { color: var(--color-text-primary); }
.footer-bottom {
  max-width: 1200px; margin: 32px auto 0;
  padding-top: 24px; border-top: 1px solid var(--color-surface-border);
  text-align: center; color: var(--color-text-muted); font-size: .8rem;
}

@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; gap: 24px; text-align: center; }
}

/* ── Content Pages ────────────────────────────────────────────────────── */
.page-header {
  padding: 120px 24px 40px;
  background: linear-gradient(160deg, var(--color-bg-hero1) 0%, var(--color-bg-dark) 100%);
  text-align: center;
}
.page-header h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 700; }
.page-header p { color: var(--color-text-secondary); margin-top: 8px; }

.content-body {
  max-width: 800px; margin: 0 auto; padding: 48px 24px 80px;
}
.content-body h2 {
  font-size: 1.4rem; font-weight: 600; margin: 40px 0 16px;
  color: var(--color-primary);
}
.content-body h3 {
  font-size: 1.1rem; font-weight: 600; margin: 28px 0 12px;
}
.content-body p { color: var(--color-text-secondary); margin-bottom: 16px; text-align: left; }
.content-body ul, .content-body ol {
  color: var(--color-text-secondary); padding-left: 24px; margin-bottom: 16px;
}
.content-body li { margin-bottom: 8px; text-align: left; }
.content-body a { color: var(--color-primary); text-decoration: underline; }

/* ── Contact Form ─────────────────────────────────────────────────────── */
.contact-card {
  max-width: 600px; margin: 0 auto; padding: 40px;
  background: var(--color-surface);
  border: 1px solid var(--color-surface-border);
  border-radius: var(--border-radius);
}

.form-group { margin-bottom: 20px; text-align: left; }
.form-group label {
  display: block; margin-bottom: 6px; font-weight: 500;
  font-size: .9rem; color: var(--color-text-secondary);
}
.form-group input,
.form-group textarea {
  width: 100%; padding: 12px 16px; border-radius: 8px;
  background: var(--color-bg-dark); border: 1px solid var(--color-surface-border);
  color: var(--color-text-primary); font-family: var(--font-family);
  font-size: .95rem; transition: border-color .2s;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none; border-color: var(--color-primary);
}
.form-group textarea { resize: vertical; min-height: 140px; }

.form-group input[type="file"] {
  padding: 10px; cursor: pointer; width: 100%;
  font-size: .85rem; overflow: hidden; text-overflow: ellipsis;
}
.form-group input[type="file"]::file-selector-button {
  padding: 6px 16px; border-radius: 6px;
  background: var(--color-bg-hero1); border: 1px solid var(--color-surface-border);
  color: var(--color-text-primary); font-family: var(--font-family);
  cursor: pointer; margin-right: 8px;
}
@media (max-width: 480px) {
  .form-group input[type="file"] { font-size: .78rem; }
  .form-group input[type="file"]::file-selector-button {
    display: block; margin-bottom: 6px; margin-right: 0; width: 100%;
    text-align: center;
  }
}

.form-submit {
  width: 100%; padding: 14px; border: none; border-radius: var(--border-radius);
  background: var(--color-primary); color: #fff; font-weight: 600;
  font-size: 1rem; cursor: pointer; font-family: var(--font-family);
  transition: transform .2s, box-shadow .2s;
  text-align: center;
  display: flex; align-items: center; justify-content: center;
}
.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(74,123,247,.35);
}

.form-success {
  display: none; text-align: center; padding: 32px;
  color: var(--color-accent); font-weight: 600; font-size: 1.1rem;
}

/* ── Privacy Accept Button (required by privacy plugin) ───────────────── */
.privacy-accept-btn {
  position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 150; padding: 20px 24px 28px;
  background: linear-gradient(0deg, var(--color-bg-dark) 60%, transparent 100%);
  display: flex; align-items: center; justify-content: center;
}
.privacy-accept-btn.hidden { display: none; }

.accept-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 16px 48px; border-radius: var(--border-radius);
  background: var(--color-primary); color: #fff;
  font-weight: 700; font-size: 1.05rem; border: none;
  cursor: pointer; font-family: var(--font-family);
  box-shadow: 0 8px 24px rgba(74,123,247,.4);
  transition: transform .2s, box-shadow .2s;
  text-align: center;
}
.accept-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(74,123,247,.5);
}

/* ── Utility ──────────────────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-0 { margin-top: 0; }