/* GulliverWeb — GPS Location Spoofer for iPhone */

:root {
  --bg: #fafafa;
  --surface: #ffffff;
  --border: #e5e5e5;
  --text: #171717;
  --text-secondary: #525252;
  --text-tertiary: #737373;
  --purple: #863bff;
  --purple-light: #f3eeff;
  --blue: #0058bc;
  --blue-light: #e8f0fe;
  --green: #16a34a;
  --orange: #ea580c;
  --radius: 12px;
  --max-width: 960px;
  --card-shadow: 0 2px 12px rgba(0,0,0,0.04);
  --card-shadow-hover: 0 8px 30px rgba(0,0,0,0.08);
  --glow-purple: color-mix(in srgb, var(--purple) 6%, transparent);
}

:root.dark {
  --bg: #0a0a0a;
  --surface: #171717;
  --border: #262626;
  --text: #fafafa;
  --text-secondary: #a3a3a3;
  --text-tertiary: #737373;
  --purple-light: #1a1033;
  --blue-light: #0a1628;
  --card-shadow: 0 2px 12px rgba(0,0,0,0.2);
  --card-shadow-hover: 0 8px 32px rgba(134,59,255,0.12);
  --glow-purple: color-mix(in srgb, var(--purple) 10%, transparent);
}

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

html {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.3s, color 0.3s;
  scroll-behavior: smooth;
}

::selection { background: var(--purple); color: #fff; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body { min-height: 100vh; display: flex; flex-direction: column; }

/* ---- HEADER ---- */
header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--text);
}
.brand-img { width: 32px; height: 32px; border-radius: 8px; }
.brand-name { font-weight: 700; font-size: 18px; letter-spacing: -0.3px; }

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

/* Dark mode toggle */
.theme-toggle {
  width: 36px; height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s, color 0.2s;
}
.theme-toggle:hover { color: var(--text); background: var(--bg); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-light { display: none; }
:root.dark .theme-toggle .icon-dark { display: none; }
:root.dark .theme-toggle .icon-light { display: block; }

/* Lang switcher */
.lang-switch {
  padding: 5px 28px 5px 10px;
  font-size: 13px; font-weight: 600;
  background-color: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  outline: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 7px center;
  background-size: 12px;
  min-width: 110px;
}
.lang-switch:hover { border-color: var(--text); }

/* ---- HERO ---- */
.hero {
  padding: 80px 24px 64px;
  text-align: center;
  background:
    radial-gradient(ellipse 600px 350px at 50% 25%, var(--glow-purple) 0%, transparent 100%),
    linear-gradient(180deg, var(--surface) 0%, var(--bg) 100%);
}
.hero-content { max-width: 640px; margin: 0 auto; }
.hero-logo {
  width: 96px; height: 96px;
  border-radius: 22px;
  box-shadow: 0 4px 24px rgba(134,59,255,0.15);
  margin-bottom: 32px;
}
.hero h1 {
  font-size: 40px; font-weight: 800; line-height: 1.15;
  letter-spacing: -1px; color: var(--text);
  margin-bottom: 16px;
}
.hero-highlight {
  background: linear-gradient(135deg, var(--purple), #6d28d9);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 18px; color: var(--text-secondary);
  line-height: 1.7; margin-bottom: 36px;
}
.hero-actions {
  display: flex; justify-content: center; gap: 12px;
  margin-bottom: 12px;
}

/* Download button */
.btn-download {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--blue), #003d82);
  color: #fff;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600; font-size: 16px;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(0,88,188,0.25);
  outline: none;
}
.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,88,188,0.4);
}
.btn-download:focus-visible {
  box-shadow: 0 0 0 3px var(--bg), 0 0 0 5px var(--blue);
}
.btn-download svg { flex-shrink: 0; }
.dl-label { display: block; }
.dl-meta { display: block; font-size: 13px; font-weight: 400; opacity: 0.8; margin-top: 2px; }
.hero-version { font-size: 13px; color: var(--text-tertiary); margin-top: 8px; }

/* ---- FEATURES ---- */
.features {
  max-width: var(--max-width);
  margin: 0 auto; padding: 80px 24px;
}
.features h2 {
  text-align: center; font-size: 28px; font-weight: 700;
  letter-spacing: -0.5px; margin-bottom: 48px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--purple) 30%, var(--border));
  box-shadow: var(--card-shadow-hover);
}
.feature-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--purple-light);
  color: var(--purple);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.feature-icon svg { width: 22px; height: 22px; }
.feature-card h3 { font-size: 17px; font-weight: 650; margin-bottom: 8px; }
.feature-card p { font-size: 15px; color: var(--text-secondary); line-height: 1.6; }

/* ---- HOW IT WORKS ---- */
.how {
  max-width: var(--max-width);
  margin: 0 auto; padding: 0 24px 80px;
}
.how h2 {
  text-align: center; font-size: 28px; font-weight: 700;
  letter-spacing: -0.5px; margin-bottom: 48px;
}
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}
.step { text-align: center; padding: 32px 20px; border-radius: var(--radius); transition: background 0.3s; }
.step:hover { background: color-mix(in srgb, var(--surface) 50%, transparent); }
.step-num {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--blue-light);
  color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700;
  margin: 0 auto 16px;
  transition: transform 0.3s, background 0.3s, color 0.3s, box-shadow 0.3s;
}
.step:hover .step-num {
  transform: scale(1.12);
  background: var(--purple);
  color: #fff;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--purple) 35%, transparent);
}
.step h3 { font-size: 17px; font-weight: 650; margin-bottom: 8px; }
.step p { font-size: 15px; color: var(--text-secondary); line-height: 1.6; }

/* ---- COMPATIBILITY ---- */
.compatibility {
  max-width: var(--max-width);
  margin: 0 auto; padding: 0 24px 80px;
}
.compatibility h2 {
  text-align: center; font-size: 28px; font-weight: 700;
  letter-spacing: -0.5px; margin-bottom: 12px;
}
.compat-sub {
  text-align: center; font-size: 16px; color: var(--text-secondary);
  max-width: 520px; margin: 0 auto 32px;
}
.compat-table {
  width: 100%; max-width: 500px;
  margin: 0 auto; border-collapse: collapse;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 1px 3px var(--card-shadow);
}
.compat-table th {
  text-align: left; font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--text-tertiary); padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--border) 25%, transparent);
}
.compat-table td {
  padding: 12px 16px; font-size: 15px;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 40%, transparent);
  background: var(--surface);
}
.compat-table tr:last-child td { border-bottom: none; }
.compat-table tr:hover td { background: color-mix(in srgb, var(--border) 12%, var(--surface)); }
.status-ok {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--green); font-weight: 500;
}
.status-ok::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.status-unknown {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--orange); font-weight: 500;
}
.status-unknown::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--orange); }
.compat-note {
  text-align: center; font-size: 13px; color: var(--text-tertiary);
  margin-top: 20px;
}

/* ---- KO-FI ---- */
.kofi {
  max-width: var(--max-width);
  margin: 0 auto; padding: 0 24px 80px;
}
.kofi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px; text-align: center;
  max-width: 520px; margin: 0 auto;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.kofi-card:hover {
  border-color: color-mix(in srgb, #ff5e5b 25%, var(--border));
  box-shadow: var(--card-shadow-hover);
}
.kofi-icon {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: #ff5e5b; color: #fff;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
}
.kofi-card p { font-size: 16px; color: var(--text-secondary); margin-bottom: 24px; line-height: 1.6; }
.kofi-btn {
  display: inline-block; padding: 12px 28px;
  background: #ff5e5b; color: #fff;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600; font-size: 15px;
  transition: transform 0.15s, box-shadow 0.15s;
}
.kofi-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(255,94,91,0.35);
}

/* ---- FOOTER ---- */
footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 24px;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 14px; color: var(--text-tertiary);
}
.footer-inner nav { display: flex; gap: 20px; }
.footer-inner nav a {
  color: var(--text-secondary); text-decoration: none;
  transition: color 0.15s;
  outline: none;
}
.footer-inner nav a:hover { color: var(--text); }

.theme-toggle:focus-visible,
.lang-switch:focus-visible,
.footer-inner nav a:focus-visible,
.btn-download:focus-visible,
.kofi-btn:focus-visible {
  outline: 2px solid var(--purple);
  outline-offset: 2px;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 640px) {
  .hero { padding: 48px 20px 40px; }
  .hero h1 { font-size: 30px; }
  .hero-desc { font-size: 16px; }
  .hero-logo { width: 72px; height: 72px; margin-bottom: 24px; }
  .features, .how, .compatibility, .kofi { padding-left: 20px; padding-right: 20px; }
  .features, .how, .compatibility { padding-top: 48px; padding-bottom: 48px; }
  .kofi { padding-bottom: 48px; }
  .features h2, .how h2, .compatibility h2 { font-size: 24px; margin-bottom: 32px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 480px) {
  .hero { padding: 36px 16px 32px; }
  .hero h1 { font-size: 24px; letter-spacing: -0.5px; }
  .hero-desc { font-size: 15px; margin-bottom: 28px; }
  .hero-logo { width: 64px; height: 64px; margin-bottom: 20px; border-radius: 18px; }

  .btn-download {
    width: 100%; justify-content: center;
    padding: 14px 24px; font-size: 15px;
  }
  .hero-actions { flex-direction: column; align-items: stretch; }

  .header-inner { padding: 10px 16px; }
  .brand-name { font-size: 16px; }
  .theme-toggle { width: 34px; height: 34px; }
  .lang-switch { padding: 4px 24px 4px 8px; font-size: 12px; min-width: 90px; background-position: right 5px center; }

  .features, .how, .compatibility { padding: 40px 16px !important; }
  .kofi { padding: 0 16px 40px !important; }

  .features-grid { gap: 14px; }
  .feature-card { padding: 20px 18px; }
  .feature-icon { width: 40px; height: 40px; }
  .feature-icon svg { width: 20px; height: 20px; }
  .feature-card h3 { font-size: 16px; }
  .feature-card p { font-size: 14px; }

  .steps { gap: 8px; }
  .step { padding: 20px 8px; }
  .step-num { width: 42px; height: 42px; font-size: 18px; }
  .step h3 { font-size: 16px; }
  .step p { font-size: 14px; }

  .compat-table { font-size: 14px; }
  .compat-table th, .compat-table td { padding: 8px 12px; }

  .kofi-card { padding: 28px 20px; }
  .kofi-card p { font-size: 15px; }
  .kofi-btn { padding: 10px 24px; font-size: 14px; }
}

@media (max-width: 375px) {
  .hero h1 { font-size: 21px; }
  .hero-desc { font-size: 14px; }
  .features h2, .how h2, .compatibility h2 { font-size: 21px; }
}