/* ===================================================
   Sky Dash – Privacy Policy | style.css
   =================================================== */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Syne:wght@700;800&display=swap');

/* ── CSS Custom Properties ── */
:root {
  /* Sky-inspired palette */
  --sky-deep:      #0a1628;
  --sky-dark:      #0d2347;
  --sky-mid:       #0f3460;
  --sky-bright:    #1565c0;
  --sky-vivid:     #1e88e5;
  --sky-light:     #42a5f5;
  --sky-pale:      #90caf9;
  --sky-glow:      #bbdefb;
  --accent-teal:   #00b4d8;
  --accent-cyan:   #00e5ff;
  --accent-gold:   #ffc107;

  /* Surfaces */
  --bg-primary:    #06101e;
  --bg-secondary:  #0b1a30;
  --card-bg:       rgba(13, 35, 71, 0.55);
  --card-border:   rgba(66, 165, 245, 0.18);
  --card-glow:     rgba(30, 136, 229, 0.08);

  /* Text */
  --text-primary:  #e8f4fd;
  --text-secondary:#90caf9;
  --text-muted:    #5b8bb7;
  --text-accent:   #42a5f5;

  /* Gradients */
  --gradient-hero:    linear-gradient(135deg, #0a1628 0%, #0f3460 45%, #1565c0 100%);
  --gradient-card:    linear-gradient(145deg, rgba(13,35,71,0.7) 0%, rgba(15,52,96,0.4) 100%);
  --gradient-section: linear-gradient(180deg, #06101e 0%, #0b1a30 100%);
  --gradient-accent:  linear-gradient(90deg, #1e88e5, #00b4d8);
  --gradient-footer:  linear-gradient(135deg, #0a1628 0%, #0d2347 100%);
  --gradient-badge:   linear-gradient(135deg, rgba(30,136,229,0.2), rgba(0,180,216,0.1));

  /* Spacing & Shape */
  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-xl:   32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-card:  0 8px 32px rgba(0,0,0,0.4), 0 2px 8px rgba(0,0,0,0.3);
  --shadow-glow:  0 0 40px rgba(30,136,229,0.15);
  --shadow-hover: 0 16px 48px rgba(0,0,0,0.5), 0 0 30px rgba(30,136,229,0.2);

  /* Transitions */
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 200ms;
  --duration-med:  350ms;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Animated Background ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(30,136,229,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(0,180,216,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 20% 70%, rgba(21,101,192,0.12) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--sky-mid); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--sky-vivid); }

/* ── Typography Scale ── */
h1, h2, h3, h4 { line-height: 1.25; font-weight: 700; }
p { color: var(--text-secondary); }
a { color: var(--text-accent); text-decoration: none; transition: color var(--duration-fast) var(--ease-smooth); }
a:hover { color: var(--accent-cyan); }

/* ── Utility Classes ── */
.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ─────────────────────────────────────
   HEADER / HERO
───────────────────────────────────── */
.site-header {
  position: relative;
  overflow: hidden;
  padding: 80px 0 72px;
  background: var(--gradient-hero);
}

/* Stars layer */
.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1.5px 1.5px at 20% 30%, rgba(255,255,255,0.55) 0%, transparent 100%),
    radial-gradient(1px 1px at 60% 15%, rgba(255,255,255,0.45) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 80% 45%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 40% 65%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 10% 80%, rgba(255,255,255,0.35) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 90% 70%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 55% 85%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 30% 50%, rgba(255,255,255,0.35) 0%, transparent 100%);
  pointer-events: none;
  opacity: 0.7;
}

/* Glowing orb */
.site-header::after {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(30,136,229,0.25) 0%, transparent 70%);
  pointer-events: none;
}

.header-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.app-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 88px;
  height: 88px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #1e88e5, #00b4d8);
  box-shadow: 0 8px 32px rgba(30,136,229,0.5), 0 0 0 3px rgba(66,165,245,0.3);
  margin: 0 auto 24px;
  font-size: 40px;
  animation: floatIcon 4s ease-in-out infinite;
}

@keyframes floatIcon {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-8px); }
}

.header-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  background: var(--gradient-badge);
  border: 1px solid rgba(66,165,245,0.3);
  font-size: 12px;
  font-weight: 600;
  color: var(--sky-pale);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}

.header-badge .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 6px var(--accent-cyan);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}

.site-header h1 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 0%, #90caf9 50%, #42a5f5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.header-subtitle {
  font-size: 1rem;
  color: var(--sky-pale);
  opacity: 0.85;
  max-width: 520px;
  margin: 0 auto 32px;
}

/* Info pills */
.info-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 16px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  font-size: 13px;
  color: var(--text-primary);
  font-weight: 500;
  backdrop-filter: blur(8px);
}

.pill svg {
  flex-shrink: 0;
  color: var(--sky-light);
}

/* Divider wave */
.wave-divider {
  position: relative;
  height: 60px;
  margin-top: -1px;
  overflow: hidden;
}
.wave-divider svg {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 100%;
}

/* ─────────────────────────────────────
   NAVIGATION BAR (sticky)
───────────────────────────────────── */
.toc-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 16, 30, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(66,165,245,0.12);
  padding: 0 24px;
  transition: box-shadow var(--duration-med) var(--ease-smooth);
}

.toc-nav.scrolled {
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

.toc-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 10px 0;
}
.toc-inner::-webkit-scrollbar { display: none; }

.toc-link {
  white-space: nowrap;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-muted);
  padding: 5px 12px;
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-smooth);
  text-decoration: none;
}

.toc-link:hover {
  color: var(--text-primary);
  background: rgba(66,165,245,0.1);
}

.toc-link.active {
  color: var(--sky-light);
  background: rgba(66,165,245,0.15);
}

/* ─────────────────────────────────────
   MAIN CONTENT AREA
───────────────────────────────────── */
.main-content {
  position: relative;
  z-index: 1;
  padding: 56px 0 80px;
  background: var(--gradient-section);
}

/* ─────────────────────────────────────
   POLICY SECTIONS & CARDS
───────────────────────────────────── */
.policy-section {
  margin-bottom: 28px;
  scroll-margin-top: 70px;
}

.policy-card {
  background: var(--gradient-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  transition: transform var(--duration-med) var(--ease-smooth),
              box-shadow var(--duration-med) var(--ease-smooth),
              border-color var(--duration-med) var(--ease-smooth);
  position: relative;
  overflow: hidden;
}

/* Subtle top accent line */
.policy-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity var(--duration-med) var(--ease-smooth);
}

.policy-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(66,165,245,0.35);
}

.policy-card:hover::before {
  opacity: 1;
}

/* Section header inside card */
.section-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 22px;
}

.section-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(30,136,229,0.25), rgba(0,180,216,0.15));
  border: 1px solid rgba(66,165,245,0.25);
  flex-shrink: 0;
  font-size: 20px;
}

.section-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--gradient-accent);
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.section-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

/* Prose content */
.policy-card p {
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

.policy-card p:last-child { margin-bottom: 0; }

/* ── Feature List (no-data-collected) ── */
.feature-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 15px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(66,165,245,0.1);
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: background var(--duration-fast) var(--ease-smooth),
              border-color var(--duration-fast) var(--ease-smooth);
}

.feature-list li:hover {
  background: rgba(30,136,229,0.08);
  border-color: rgba(66,165,245,0.22);
}

.check-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(30,200,100,0.25), rgba(0,230,118,0.15));
  border: 1px solid rgba(30,200,100,0.3);
  flex-shrink: 0;
  margin-top: 1px;
  font-size: 10px;
  color: #4caf50;
}

/* ── Permissions Grid ── */
.permissions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.perm-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 13px 16px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,100,100,0.15);
  transition: all var(--duration-fast) var(--ease-smooth);
}

.perm-item:hover {
  background: rgba(255,80,80,0.06);
  border-color: rgba(255,100,100,0.28);
  transform: translateY(-1px);
}

.perm-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.perm-details { flex: 1; }
.perm-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
}
.perm-status {
  font-size: 0.75rem;
  font-weight: 500;
  color: #ef5350;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 2px;
}
.perm-status::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: #ef5350;
  display: inline-block;
}

/* ── Highlight box (offline notice) ── */
.highlight-box {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(30,136,229,0.12), rgba(0,180,216,0.07));
  border: 1px solid rgba(66,165,245,0.25);
  margin: 18px 0;
}

.highlight-box .hb-icon { font-size: 22px; flex-shrink: 0; margin-top: 2px; }

.highlight-box p {
  font-size: 0.93rem;
  line-height: 1.7;
  margin: 0;
  color: var(--sky-pale);
}

.highlight-box strong { color: #fff; }

/* ── Simple bullet list ── */
.policy-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.policy-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.93rem;
  color: var(--text-secondary);
}

.policy-list li::before {
  content: '›';
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--sky-light);
  margin-top: 1px;
  flex-shrink: 0;
}

/* ─────────────────────────────────────
   CONTACT CARD
───────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(66,165,245,0.15);
  transition: all var(--duration-fast) var(--ease-smooth);
}

.contact-item:hover {
  background: rgba(30,136,229,0.08);
  border-color: rgba(66,165,245,0.3);
  transform: translateY(-2px);
}

.contact-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(30,136,229,0.3), rgba(0,180,216,0.2));
  border: 1px solid rgba(66,165,245,0.25);
  flex-shrink: 0;
  font-size: 17px;
}

.contact-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 3px;
}

.contact-value {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.5;
}

.contact-value a {
  color: var(--sky-light);
  transition: color var(--duration-fast);
}
.contact-value a:hover { color: var(--accent-cyan); }

/* Address full-width */
.contact-item.full-width {
  grid-column: 1 / -1;
}

/* ─────────────────────────────────────
   LAST UPDATED BADGE
───────────────────────────────────── */
.last-updated {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 0 0 40px;
  padding: 11px 22px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(66,165,245,0.15);
  width: fit-content;
  margin: 0 auto 40px;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}

.last-updated span { color: var(--sky-pale); font-weight: 600; }
.last-updated .cal-icon { font-size: 15px; }

/* ─────────────────────────────────────
   FOOTER
───────────────────────────────────── */
.site-footer {
  background: var(--gradient-footer);
  border-top: 1px solid rgba(66,165,245,0.12);
  padding: 50px 24px 36px;
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  bottom: -60px; left: 50%;
  transform: translateX(-50%);
  width: 500px; height: 200px;
  background: radial-gradient(ellipse, rgba(30,136,229,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.footer-inner {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
  position: relative;
  z-index: 1;
}

.footer-brand { display: flex; flex-direction: column; gap: 8px; }

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.footer-logo .logo-icon {
  width: 34px; height: 34px;
  border-radius: var(--radius-sm);
  background: var(--gradient-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}

.footer-tagline {
  font-size: 0.83rem;
  color: var(--text-muted);
  max-width: 320px;
  line-height: 1.6;
}

.footer-meta {
  text-align: right;
}

.footer-copyright {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.footer-version {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  color: var(--sky-mid);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(66,165,245,0.1);
}

.footer-divider {
  max-width: 860px;
  margin: 28px auto 20px;
  border: none;
  border-top: 1px solid rgba(66,165,245,0.1);
  position: relative;
  z-index: 1;
}

.footer-bottom {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
}

/* ─────────────────────────────────────
   SCROLL-TO-TOP BUTTON
───────────────────────────────────── */
#scroll-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--gradient-accent);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
  box-shadow: 0 4px 20px rgba(30,136,229,0.45);
  z-index: 200;
  opacity: 0;
  transform: translateY(16px) scale(0.85);
  transition: opacity var(--duration-med) var(--ease-smooth),
              transform var(--duration-med) var(--ease-smooth),
              box-shadow var(--duration-fast) var(--ease-smooth);
  pointer-events: none;
}

#scroll-top.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

#scroll-top:hover {
  box-shadow: 0 8px 30px rgba(30,136,229,0.6);
  transform: translateY(-3px) scale(1.05);
}

/* ─────────────────────────────────────
   SECTION FADE-IN ANIMATION
───────────────────────────────────── */
.policy-section {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s var(--ease-smooth), transform 0.55s var(--ease-smooth);
}

.policy-section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.policy-section:nth-child(1) { transition-delay: 0.05s; }
.policy-section:nth-child(2) { transition-delay: 0.10s; }
.policy-section:nth-child(3) { transition-delay: 0.15s; }
.policy-section:nth-child(4) { transition-delay: 0.20s; }
.policy-section:nth-child(5) { transition-delay: 0.25s; }
.policy-section:nth-child(6) { transition-delay: 0.30s; }
.policy-section:nth-child(7) { transition-delay: 0.35s; }
.policy-section:nth-child(8) { transition-delay: 0.40s; }
.policy-section:nth-child(9) { transition-delay: 0.45s; }

/* ─────────────────────────────────────
   RESPONSIVE BREAKPOINTS
───────────────────────────────────── */
@media (max-width: 680px) {
  .site-header { padding: 56px 0 52px; }

  .app-icon { width: 72px; height: 72px; font-size: 32px; }

  .policy-card { padding: 26px 22px; }

  .feature-list { grid-template-columns: 1fr; }

  .permissions-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }

  .contact-grid { grid-template-columns: 1fr; }
  .contact-item.full-width { grid-column: auto; }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-meta { text-align: center; }
  .footer-tagline { margin: 0 auto; }

  #scroll-top { bottom: 20px; right: 20px; width: 42px; height: 42px; }

  .toc-link { font-size: 11.5px; padding: 4px 9px; }
}

@media (max-width: 400px) {
  .info-pills { flex-direction: column; align-items: center; }
  .permissions-grid { grid-template-columns: 1fr; }
}