/* ============================================================
   StickerKick — Landing CSS
   Design tokens alineados con la app Flutter (navy + gold accent)
   ============================================================ */

:root {
  --navy: #0F2A47;
  --navy-deep: #0a1f36;
  --navy-darker: #061528;
  --gold: #FFD400;
  --gold-soft: #ffe066;
  --accent: #FF6B9D;
  --text: #E6E8EC;
  --text-muted: #9CA3AF;
  --text-dim: #6B7280;
  --card: #1C1F24;
  --card-alt: #22262C;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.15);
  --success: #2FBC8E;
  --warning: #FFC940;
  --danger: #EF5560;
  --shadow-gold: 0 0 60px rgba(255, 212, 0, 0.15);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--navy-darker);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--gold);
}

/* ============================================================
   LEGAL BANNER — visible desde primer pixel
   ============================================================ */
.legal-banner {
  background: linear-gradient(135deg, #2a1810, #1a0f08);
  border-bottom: 1px solid rgba(255, 212, 0, 0.2);
  color: var(--gold-soft);
  font-size: 12.5px;
  padding: 8px 0;
  text-align: center;
}

.legal-banner strong {
  color: var(--gold);
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  background: rgba(15, 42, 71, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 18px;
  letter-spacing: 0.3px;
  color: var(--text);
}

.brand:hover { color: var(--text); }

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: block;
}

.brand-footer { margin-bottom: 12px; }

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
  font-weight: 600;
}

.nav a {
  color: var(--text-muted);
  font-weight: 600;
}

.nav a:hover { color: var(--gold); }

/* Language switcher */
.lang-switch {
  display: flex;
  gap: 4px;
  background: rgba(0, 0, 0, 0.25);
  padding: 4px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.5px;
  padding: 6px 10px;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.lang-btn:hover { color: var(--text); }

.lang-btn.active {
  background: var(--gold);
  color: var(--navy-deep);
}

@media (max-width: 768px) {
  .nav { gap: 12px; }
  .nav a:not(.lang-btn) { display: none; }
  .nav a[href="#download"] { display: inline; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: 80px 0 100px;
  background:
    radial-gradient(ellipse at top left, rgba(255, 212, 0, 0.08), transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(15, 42, 71, 0.6), transparent 50%),
    var(--navy-darker);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero { padding: 50px 0 70px; }
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 212, 0, 0.12);
  border: 1px solid rgba(255, 212, 0, 0.3);
  color: var(--gold);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 12.5px;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 0.3px;
}

.hero-title {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-title .accent {
  background: linear-gradient(135deg, var(--gold), #ff9500);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-subtitle {
  font-size: 17px;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.55;
  max-width: 560px;
}

@media (max-width: 900px) {
  .hero-subtitle { margin-left: auto; margin-right: auto; }
}

.hero-note {
  margin-top: 18px;
  font-size: 12.5px;
  color: var(--text-dim);
}

/* Hero visual — big logo with glow */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  max-width: 100%;
  overflow: hidden;
}

.logo-showcase {
  position: relative;
  display: inline-block;
  max-width: 100%;
}

.big-logo {
  /* Cap firme en mobile — antes era 30vw que en algunos devices se interpretaba grande.
     Ahora máx 220px en mobile, máx 280px en desktop, escala 50% del viewport en
     pantallas pequeñas. */
  width: min(50vw, 280px);
  height: auto;
  aspect-ratio: 1 / 1;
  border-radius: 28%;
  display: block;
  position: relative;
  z-index: 2;
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.5),
    0 0 60px rgba(255, 212, 0, 0.12);
  transform: rotate(-3deg);
  transition: transform 0.3s ease;
}

@media (max-width: 900px) {
  .big-logo { width: min(45vw, 200px); }
}

.big-logo:hover { transform: rotate(0deg) scale(1.02); }

.logo-glow {
  position: absolute;
  inset: -20px;
  background: radial-gradient(circle, rgba(255, 212, 0, 0.18), transparent 60%);
  z-index: 1;
  filter: blur(15px);
  pointer-events: none;
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.1); }
}

/* ============================================================
   CTA BUTTONS
   ============================================================ */
.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .cta-row { justify-content: center; }
}

.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 12px;
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.2px;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  font-family: inherit;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold), #ff9500);
  color: var(--navy-deep);
  box-shadow: 0 8px 24px rgba(255, 212, 0, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(255, 212, 0, 0.4);
  color: var(--navy-deep);
}

.btn-ghost {
  background: transparent;
  border: 1.5px solid var(--border-strong);
  color: var(--text);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--gold);
  color: var(--gold);
}

.btn-disabled {
  background: var(--card);
  color: var(--text-dim);
  cursor: not-allowed;
  border: 1px solid var(--border);
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: 90px 0; }

.section-alt {
  background: var(--navy-deep);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-title {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 900;
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 50px;
}

/* ============================================================
   FEATURES GRID
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px;
  transition: all 0.2s ease;
}

.feature-card:hover {
  border-color: rgba(255, 212, 0, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  font-size: 36px;
  margin-bottom: 14px;
  line-height: 1;
}

.feature-title {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text);
}

.feature-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.55;
}

.feature-desc strong { color: var(--gold); }

/* ============================================================
   PRIVACY GRID
   ============================================================ */
.privacy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.privacy-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  display: flex;
  flex-direction: column;
}

.privacy-icon {
  font-size: 32px;
  margin-bottom: 10px;
  line-height: 1;
}

.privacy-card h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 14px;
  color: var(--text);
}

.privacy-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 18px 0;
  flex-grow: 1;
}

.privacy-card li {
  font-size: 13.5px;
  color: var(--text-muted);
  padding: 6px 0 6px 22px;
  position: relative;
  line-height: 1.45;
}

.privacy-card li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 800;
}

.tag {
  display: inline-block;
  padding: 5px 11px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  align-self: flex-start;
}

.tag-cloud { background: rgba(96, 165, 250, 0.15); color: #60A5FA; }
.tag-local { background: rgba(47, 188, 142, 0.15); color: var(--success); }
.tag-never { background: rgba(239, 85, 96, 0.15); color: var(--danger); }

.privacy-cta { text-align: center; }

/* ============================================================
   DOWNLOAD SECTION
   ============================================================ */
.download-contact {
  margin-top: 28px;
  color: var(--text-muted);
  font-size: 14px;
}

.download-contact a {
  color: var(--gold);
  font-weight: 700;
}

.download-contact a:hover { text-decoration: underline; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--navy-darker);
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  margin-bottom: 14px;
  color: var(--text);
}

.footer-col a {
  display: block;
  font-size: 13.5px;
  color: var(--text-muted);
  padding: 5px 0;
}

.footer-col a:hover { color: var(--gold); }

.footer-tagline {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  font-size: 12.5px;
  color: var(--text-dim);
  line-height: 1.6;
}

.disclaimer {
  background: rgba(255, 255, 255, 0.025);
  border-left: 3px solid var(--gold);
  padding: 14px 18px;
  border-radius: 6px;
  margin-bottom: 18px;
}

.disclaimer strong { color: var(--gold); }

.copyright {
  text-align: center;
  font-size: 12px;
  color: var(--text-dim);
}

/* ============================================================
   LEGAL PAGES (privacy.html / terms.html / dmca.html)
   ============================================================ */
.legal-doc {
  max-width: 820px;
  margin: 0 auto;
  padding: 60px 24px 80px;
  line-height: 1.7;
}

.legal-doc h1 {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 900;
  margin-bottom: 8px;
  color: var(--text);
}

.legal-doc h2 {
  font-size: 22px;
  font-weight: 800;
  margin: 40px 0 14px;
  color: var(--gold);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.legal-doc h3 {
  font-size: 17px;
  font-weight: 700;
  margin: 26px 0 10px;
  color: var(--text);
}

.legal-doc p, .legal-doc li {
  color: var(--text-muted);
  font-size: 15px;
  margin-bottom: 12px;
}

.legal-doc strong { color: var(--text); }

.legal-doc a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-doc ul, .legal-doc ol {
  margin-left: 22px;
  margin-bottom: 16px;
}

.legal-doc li { margin-bottom: 8px; }

.legal-doc table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}

.legal-doc th, .legal-doc td {
  padding: 10px 14px;
  text-align: left;
  border: 1px solid var(--border);
}

.legal-doc th {
  background: var(--card);
  color: var(--gold);
  font-weight: 800;
}

.legal-doc td { color: var(--text-muted); }

.legal-doc code {
  background: var(--card);
  color: var(--gold);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
  font-family: "SF Mono", Monaco, monospace;
}

.legal-doc blockquote {
  border-left: 3px solid var(--gold);
  background: rgba(255, 212, 0, 0.06);
  padding: 14px 18px;
  margin: 16px 0;
  border-radius: 4px;
}

/* Hero disclaimer del top de legal docs */
.legal-hero {
  background: linear-gradient(135deg, var(--navy-deep), var(--navy-darker));
  padding: 40px 0 30px;
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.legal-hero h1 {
  font-size: clamp(24px, 4vw, 34px);
  font-weight: 900;
  margin-bottom: 8px;
}

.legal-hero .updated {
  color: var(--text-dim);
  font-size: 13px;
}

.legal-lang-bar {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.legal-lang-bar a {
  font-size: 12px;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: 6px;
  background: var(--card);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.legal-lang-bar a:hover {
  color: var(--gold);
  border-color: rgba(255, 212, 0, 0.3);
}

.legal-lang-bar a.active {
  background: var(--gold);
  color: var(--navy-deep);
  border-color: var(--gold);
}

/* Store badges (Google Play / App Store) */
.store-badges {
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin: 24px 0;
}

.store-badge {
  display: inline-block;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  transition: transform 0.2s, opacity 0.2s;
}

.store-badge img {
  height: 60px;
  width: auto;
  display: block;
}

.store-badge:hover:not(.store-badge-disabled) {
  transform: translateY(-2px);
}

.store-badge-disabled {
  cursor: not-allowed;
  opacity: 0.55;
}