/* ==========================================================================
   TriRal — Design System
   Paleta obrigatória:
   laranja  #FF5A36  (primária)
   roxo     #5B3A8E  (secundária)
   verde    #14B892  (detalhe pontual — nunca superfícies grandes)
   quase-preto #201A24 (contornos / texto)
   ========================================================================== */

:root {
  --color-orange: #FF5A36;
  --color-orange-strong: #E8471F;
  --color-purple: #5B3A8E;
  --color-purple-strong: #4A2E76;
  --color-green: #14B892;
  --color-ink: #201A24;

  --bg: #ffffff;
  --surface: #ffffff;
  --surface-alt: #F6F3F8;
  --text: var(--color-ink);
  --text-muted: #5C5560;
  --border: rgba(32, 26, 36, 0.12);
  --shadow: rgba(32, 26, 36, 0.14);

  --btn-instagram-bg: var(--color-orange);
  --btn-instagram-text: #ffffff;
  --btn-whatsapp-bg: var(--color-purple);
  --btn-whatsapp-text: #ffffff;
  --btn-tiktok-bg: var(--color-ink);
  --btn-tiktok-text: #ffffff;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;

  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

  --transition-fast: 150ms ease;
  --transition-base: 220ms cubic-bezier(0.22, 1, 0.36, 1);

  color-scheme: light;
}

:root[data-theme='dark'] {
  --bg: #16121A;
  --surface: #201A24;
  --surface-alt: #2B2330;
  --text: #F5F1F8;
  --text-muted: #B8AFC0;
  --border: rgba(255, 255, 255, 0.10);
  --shadow: rgba(0, 0, 0, 0.45);

  --btn-tiktok-bg: #F5F1F8;
  --btn-tiktok-text: var(--color-ink);

  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme='system'] {
    --bg: #16121A;
    --surface: #201A24;
    --surface-alt: #2B2330;
    --text: #F5F1F8;
    --text-muted: #B8AFC0;
    --border: rgba(255, 255, 255, 0.10);
    --shadow: rgba(0, 0, 0, 0.45);

    --btn-tiktok-bg: #F5F1F8;
    --btn-tiktok-text: var(--color-ink);

    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  transition: background-color var(--transition-base), color var(--transition-base);
  -webkit-font-smoothing: antialiased;
}

#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ---------- Theme toggle ---------- */

.theme-toggle {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: var(--space-1);
  box-shadow: 0 4px 14px var(--shadow);
}

.theme-toggle__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.theme-toggle__btn svg {
  width: 17px;
  height: 17px;
}

.theme-toggle__btn:hover {
  color: var(--text);
  transform: translateY(-1px);
}

.theme-toggle__btn.is-active {
  background: var(--color-orange);
  color: #ffffff;
}

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

.page {
  width: 100%;
  max-width: 480px;
  padding: var(--space-7) var(--space-5) var(--space-6);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: var(--space-6);
}

.brand__logo {
  width: 84px;
  height: 84px;
  margin-bottom: var(--space-4);
  filter: drop-shadow(0 6px 16px var(--shadow));
}

.brand__name {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-2);
}

.brand__tagline {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 320px;
  line-height: 1.5;
}

.brand__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-3);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--surface-alt);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.brand__badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-green);
  box-shadow: 0 0 0 3px rgba(20, 184, 146, 0.18);
}

/* ---------- Link list ---------- */

.links {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.link-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  width: 100%;
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  overflow: hidden;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
  box-shadow: 0 6px 18px var(--shadow);
}

.link-card:hover {
  transform: translateY(-3px);
  filter: brightness(1.04);
}

.link-card:active {
  transform: translateY(-1px) scale(0.99);
}

.link-card:focus-visible {
  outline: 2px solid var(--color-green);
  outline-offset: 3px;
}

.link-card__icon {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
}

.link-card__icon svg {
  width: 24px;
  height: 24px;
}

.link-card__body {
  flex: 1;
  min-width: 0;
}

.link-card__title {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.3;
}

.link-card__subtitle {
  display: block;
  font-size: 0.82rem;
  opacity: 0.85;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.link-card__arrow {
  flex: none;
  opacity: 0.7;
  transition: transform var(--transition-fast);
}

.link-card:hover .link-card__arrow {
  transform: translateX(3px);
  opacity: 1;
}

.link-card--instagram {
  background: linear-gradient(135deg, var(--color-orange), var(--color-orange-strong));
  color: var(--btn-instagram-text);
}

.link-card--whatsapp {
  background: linear-gradient(135deg, var(--color-purple), var(--color-purple-strong));
  color: var(--btn-whatsapp-text);
}

.link-card--tiktok {
  background: var(--btn-tiktok-bg);
  color: var(--btn-tiktok-text);
}

/* pontual accent: small green corner tick, only on hover, only one place in the whole UI */
.link-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 10px;
  height: 10px;
  background: var(--color-green);
  border-radius: 0 var(--radius-lg) 0 10px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.link-card:hover::after {
  opacity: 1;
}

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

.footer {
  margin-top: var(--space-7);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.6;
}

.footer a {
  color: var(--color-purple);
  text-decoration: none;
  font-weight: 600;
}

:root[data-theme='dark'] .footer a {
  color: #B79CE6;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme='system'] .footer a {
    color: #B79CE6;
  }
}

.footer a:hover {
  text-decoration: underline;
}

/* ---------- Toast (copiar / feedback) ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: var(--space-5);
  transform: translate(-50%, 12px);
  background: var(--color-ink);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base);
  z-index: 30;
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---------- Motion ---------- */

.fade-slide-enter-active {
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.fade-slide-enter-from {
  opacity: 0;
  transform: translateY(10px);
}

@media (max-width: 380px) {
  .page {
    padding: var(--space-6) var(--space-4) var(--space-5);
  }
  .link-card {
    padding: var(--space-3) var(--space-4);
  }
}