/* =========================================================
   UVENARO
   Main Stylesheet — V1 Foundation
   ========================================================= */

/* ---------- Design Tokens ---------- */

:root {
  --bg-primary: #070b17;
  --bg-secondary: #0d1426;
  --bg-surface: #121b31;
  --bg-surface-hover: #18233d;

  --text-primary: #ffffff;
  --text-secondary: #b8c2d9;
  --text-muted: #7f8ba5;

  --brand-primary: #7c5cff;
  --brand-secondary: #22d3ee;
  --brand-accent: #ff4ecd;

  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;

  --border-color: rgba(255, 255, 255, 0.1);

  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.18);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.35);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 999px;

  --container-width: 1200px;

  --transition-fast: 160ms ease;
  --transition-normal: 260ms ease;
}

/* ---------- Reset ---------- */

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

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

body {
  margin: 0;
  min-height: 100vh;
  font-family:
    Inter,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    Arial,
    sans-serif;

  background:
    radial-gradient(
      circle at top,
      rgba(124, 92, 255, 0.13),
      transparent 35%
    ),
    var(--bg-primary);

  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
textarea,
select {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ---------- Accessibility ---------- */

:focus-visible {
  outline: 3px solid var(--brand-secondary);
  outline-offset: 3px;
}

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

/* ---------- Layout ---------- */

.container {
  width: min(100% - 32px, var(--container-width));
  margin-inline: auto;
}

.section {
  padding: 80px 0;
}

.section-title {
  margin: 0 0 12px;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
}

.section-description {
  max-width: 700px;
  margin: 0;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;

  background: rgba(7, 11, 23, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);

  border-bottom: 1px solid var(--border-color);
}

.navbar {
  min-height: 72px;

  display: flex;
  align-items: center;
  justify-content: space-between;

  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;

  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-text {
  background: linear-gradient(
    90deg,
    var(--brand-primary),
    var(--brand-secondary),
    var(--brand-accent)
  );

  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;

  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-links a {
  display: inline-flex;
  align-items: center;

  padding: 9px 13px;
  border-radius: var(--radius-sm);

  color: var(--text-secondary);
  font-weight: 600;

  transition:
    color var(--transition-fast),
    background var(--transition-fast);
}

.nav-links a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

/* ---------- Hero ---------- */

.hero {
  min-height: calc(100vh - 72px);

  display: flex;
  align-items: center;

  padding: 80px 0;
}

.hero-content {
  max-width: 820px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;

  padding: 7px 13px;
  margin-bottom: 22px;

  border: 1px solid rgba(124, 92, 255, 0.35);
  border-radius: var(--radius-full);

  background: rgba(124, 92, 255, 0.1);

  color: #d8d0ff;
  font-size: 0.9rem;
  font-weight: 700;
}

.hero-title {
  margin: 0;

  font-size: clamp(2.8rem, 8vw, 6.5rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.gradient-text {
  background: linear-gradient(
    90deg,
    var(--brand-primary),
    var(--brand-secondary),
    var(--brand-accent)
  );

  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-description {
  max-width: 680px;

  margin: 26px 0 0;

  color: var(--text-secondary);
  font-size: clamp(1rem, 2.5vw, 1.2rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;

  margin-top: 32px;
}

/* ---------- Buttons ---------- */

.btn {
  min-height: 46px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  gap: 8px;

  padding: 11px 20px;

  border: 1px solid transparent;
  border-radius: var(--radius-md);

  font-weight: 700;

  transition:
    transform var(--transition-fast),
    background var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  color: #fff;

  background: linear-gradient(
    135deg,
    var(--brand-primary),
    #5c7cff
  );

  box-shadow: 0 10px 30px rgba(124, 92, 255, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 14px 38px rgba(124, 92, 255, 0.38);
}

.btn-secondary {
  color: var(--text-primary);

  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
}

/* ---------- Cards / Feature Grid ---------- */

.grid {
  display: grid;
  gap: 22px;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 42px;
}

.card {
  position: relative;
  overflow: hidden;

  padding: 26px;

  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.065),
    rgba(255, 255, 255, 0.025)
  );

  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);

  box-shadow: var(--shadow-sm);

  transition:
    transform var(--transition-normal),
    border-color var(--transition-normal),
    background var(--transition-normal);
}

.card:hover {
  transform: translateY(-5px);

  border-color: rgba(124, 92, 255, 0.38);

  background: linear-gradient(
    145deg,
    rgba(124, 92, 255, 0.1),
    rgba(255, 255, 255, 0.03)
  );
}

.card-icon {
  width: 48px;
  height: 48px;

  display: grid;
  place-items: center;

  margin-bottom: 18px;

  border-radius: 13px;

  background: rgba(124, 92, 255, 0.14);

  font-size: 1.45rem;
}

.card h3 {
  margin: 0 0 9px;
  font-size: 1.2rem;
}

.card p {
  margin: 0;
  color: var(--text-secondary);
}

/* ---------- Forms ---------- */

.form-group {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

label {
  font-weight: 650;
}

input,
textarea,
select {
  width: 100%;

  padding: 12px 14px;

  color: var(--text-primary);

  background: var(--bg-secondary);

  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);

  outline: none;

  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 4px rgba(124, 92, 255, 0.12);
}

textarea {
  min-height: 130px;
  resize: vertical;
}

/* ---------- Utility Classes ---------- */

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

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

.hidden {
  display: none !important;
}

.flex {
  display: flex;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-sm {
  gap: 8px;
}

.gap-md {
  gap: 16px;
}

/* ---------- Footer ---------- */

.site-footer {
  padding: 32px 0;

  border-top: 1px solid var(--border-color);

  background: rgba(0, 0, 0, 0.16);

  color: var(--text-secondary);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;

  gap: 20px;
}

/* ---------- Scrollbar ---------- */

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: #35415e;
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: #465573;
}

/* ---------- Tablet ---------- */

@media (max-width: 900px) {
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav-links {
    display: none;
  }

  .section {
    padding: 64px 0;
  }
}

/* ---------- Mobile ---------- */

@media (max-width: 600px) {
  .container {
    width: min(100% - 24px, var(--container-width));
  }

  .navbar {
    min-height: 64px;
  }

  .hero {
    min-height: auto;
    padding: 64px 0;
  }

  .hero-title {
    font-size: clamp(2.6rem, 14vw, 4.2rem);
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

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

  .card {
    padding: 22px;
  }

  .footer-content {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ---------- Reduced Motion Accessibility ---------- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Adaptive platform and TV safety ---------- */
:focus-visible {
  outline: 3px solid var(--brand-primary);
  outline-offset: 3px;
}
html[data-platform="tv"] body {
  padding-inline: var(--tv-safe-inline, 5vw);
  padding-block: var(--tv-safe-block, 4vh);
}
html[data-platform="tv"] a,
html[data-platform="tv"] button,
html[data-platform="tv"] input,
html[data-platform="tv"] select {
  min-height: 48px;
}
html[data-save-data] video[autoplay] {
  display: none;
}
html[data-reduced-motion] {
  scroll-behavior: auto;
}

/* Native WebView status/notch safe-area. Browser pages remain unchanged. */
html[data-native-platform="true"] body {
  padding-top: max(env(safe-area-inset-top, 0px), 24px) !important;
}

html[data-native-platform="true"] body {
  padding-bottom: max(env(safe-area-inset-bottom, 0px), 28px) !important;
}
html[data-native-platform="true"] body::after {
  content: "";
  position: fixed;
  z-index: 2147483646;
  inset-inline: 0;
  bottom: 0;
  height: max(env(safe-area-inset-bottom, 0px), 28px);
  background: var(--bg-primary, #070b17);
  pointer-events: none;
}

/* Sticky headers must retain the inset after the page begins scrolling. */
html[data-native-platform="true"] :is(.site-header, .create-topbar, .editor-topbar, .topbar) {
  top: max(env(safe-area-inset-top, 0px), 24px) !important;
}
@media (max-width: 760px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

html[data-native-platform="true"] body::before {
  content: "";
  position: fixed;
  z-index: 2147483647;
  inset-inline: 0;
  top: 0;
  height: max(env(safe-area-inset-top, 0px), 24px);
  background: var(--bg-primary, #070b17);
  pointer-events: none;
}

/* Native phone layout is capability-driven; it does not depend on CSS viewport reporting. */
html[data-native-platform="true"][data-platform="android"] .create-layout,
html[data-native-platform="true"][data-platform="ios"] .create-layout {
  display: block !important;
  width: 100% !important;
}
html[data-native-platform="true"][data-platform="android"] .create-sidebar,
html[data-native-platform="true"][data-platform="ios"] .create-sidebar {
  display: none !important;
}
html[data-native-platform="true"][data-platform="android"] .create-settings:not(.open),
html[data-native-platform="true"][data-platform="ios"] .create-settings:not(.open) {
  display: none !important;
}
html[data-native-platform="true"][data-platform="android"] .create-workspace,
html[data-native-platform="true"][data-platform="ios"] .create-workspace {
  width: 100% !important;
  padding: 16px 14px 32px !important;
}
html[data-native-platform="true"][data-platform="android"] .quick-tool-grid,
html[data-native-platform="true"][data-platform="ios"] .quick-tool-grid {
  grid-template-columns: 1fr !important;
}
html[data-native-platform="true"][data-platform="android"] .mobile-panel-button,
html[data-native-platform="true"][data-platform="ios"] .mobile-panel-button {
  display: inline-grid !important;
}

/* Android touch fallback for WebViews/PWAs that do not expose the native bridge. */
html[data-platform="android"][data-input="touch"] .create-layout { display:block!important; width:100%!important; }
html[data-platform="android"][data-input="touch"] .create-sidebar { display:none!important; }
html[data-platform="android"][data-input="touch"] .create-settings:not(.open) { display:none!important; }
html[data-platform="android"][data-input="touch"] .create-workspace { width:100%!important; padding:16px 14px 32px!important; }
html[data-platform="android"][data-input="touch"] .quick-tool-grid { grid-template-columns:1fr!important; }
html[data-platform="android"][data-input="touch"] .mobile-panel-button { display:inline-grid!important; }

/* Compact Create Studio header on Android touch devices. */
html[data-platform="android"][data-input="touch"] .create-topbar {
  gap: 8px !important;
  padding-inline: 12px !important;
}
html[data-platform="android"][data-input="touch"] .create-topbar-left {
  gap: 8px !important;
  flex: 1 1 auto !important;
}
html[data-platform="android"][data-input="touch"] .create-brand span:last-child,
html[data-platform="android"][data-input="touch"] .create-subtitle,
html[data-platform="android"][data-input="touch"] .create-topbar-right .badge {
  display: none !important;
}
html[data-platform="android"][data-input="touch"] .create-title-wrap {
  flex: 1 1 auto !important;
}
html[data-platform="android"][data-input="touch"] .create-title {
  max-width: none !important;
  font-size: 1rem !important;
  overflow: visible !important;
  text-overflow: clip !important;
}
html[data-platform="android"][data-input="touch"] .create-topbar-right {
  flex: 0 0 auto !important;
  gap: 8px !important;
}
html[data-platform="android"][data-input="touch"] .create-topbar-right .btn {
  white-space: nowrap !important;
  padding-inline: 12px !important;
  font-size: .85rem !important;
}


/* Keep the mobile generate action in document flow so it never covers workspace content. */
html[data-native-platform="true"] .generate-bar,
html[data-platform="android"][data-input="touch"] .generate-bar,
html[data-platform="ios"][data-input="touch"] .generate-bar {
  position: relative !important;
  bottom: auto !important;
}


/* Mobile Create Studio finishing pass: clean horizontal mode scrolling. */
html[data-native-platform="true"] .mode-tabs,
html[data-platform="android"][data-input="touch"] .mode-tabs,
html[data-platform="ios"][data-input="touch"] .mode-tabs {
  scrollbar-width: none;
  -ms-overflow-style: none;
  overscroll-behavior-inline: contain;
  -webkit-overflow-scrolling: touch;
}
html[data-native-platform="true"] .mode-tabs::-webkit-scrollbar,
html[data-platform="android"][data-input="touch"] .mode-tabs::-webkit-scrollbar,
html[data-platform="ios"][data-input="touch"] .mode-tabs::-webkit-scrollbar {
  display: none;
}