/* ── DESIGN SYSTEM: CÉU ESTRELADO V2 — iOS Premium ────────────── */
:root {
  /* Color palette */
  --bg-primary: #05070D;
  --bg-secondary: #080D1A;
  --accent: #F5C842;
  --accent-dim: #C49A3C;
  --text-primary: rgba(255,255,255,0.92);
  --text-secondary: rgba(255,255,255,0.60);
  --text-tertiary: rgba(255,255,255,0.35);
  --ios-blue: #0A84FF;
  --ios-green: #30D158;
  --ios-red: #FF453A;

  /* Glass */
  --glass-bg: rgba(14,18,32,0.58);
  --glass-border: rgba(255,255,255,0.10);
  --glass-blur: blur(24px) saturate(180%);
  --glass-shadow: 0 8px 32px rgba(0,0,0,0.45);

  /* Border radii */
  --radius-xs: 8px;
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-xl: 24px;
  --radius-2xl: 28px;
  --radius-pill: 50px;
  --radius-squircle: 20px;

  /* Spacing (4px base) */
  --sp-1: 4px;  --sp-2: 8px;  --sp-3: 12px; --sp-4: 16px;
  --sp-5: 20px; --sp-6: 24px; --sp-8: 32px; --sp-12: 48px;

  /* Typography */
  --font-ui: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', 'Jost', sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;

  /* Spring curves */
  --spring: cubic-bezier(0.32, 0.72, 0, 1);
  --spring-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Shadows */
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.40);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.50);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.60);
  --shadow-float: 0 16px 64px rgba(0,0,0,0.70);

  /* App icon gradients */
  --icon-mic-1: #FF6B35;   --icon-mic-2: #FF453A;
  --icon-video-1: #0A84FF; --icon-video-2: #30A2FF;
  --icon-foto-1: #30D158;  --icon-foto-2: #25A244;
  --icon-texto-1: #BF5AF2; --icon-texto-2: #9B42C8;
}

/* ── GLASS UTILITIES ────────────────────────────────────────────── */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}
.glass-card {
  background: rgba(14,18,32,0.55);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  padding: var(--sp-4);
}

/* ── APP ICONS ──────────────────────────────────────────────────── */
.app-icons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 24px;
  padding: 16px 24px;
  justify-items: center;
}
.app-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  opacity: 0;
  transform: scale(0.75);
  animation: icon-cascade 0.42s var(--spring-bounce) forwards;
  -webkit-tap-highlight-color: transparent;
}
.app-icon:nth-child(1) { animation-delay: 0ms; }
.app-icon:nth-child(2) { animation-delay: 65ms; }
.app-icon:nth-child(3) { animation-delay: 130ms; }
.app-icon:nth-child(4) { animation-delay: 195ms; }
@keyframes icon-cascade {
  to { opacity: 1; transform: scale(1); }
}
.app-icon-bg {
  width: 78px;
  height: 78px;
  border-radius: var(--radius-squircle);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md), 0 1px 0 rgba(255,255,255,0.14) inset;
  transition: transform 120ms var(--spring), box-shadow 120ms var(--spring);
  position: relative;
  overflow: hidden;
}
.app-icon-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.16) 0%, transparent 55%);
  pointer-events: none;
}
.app-icon-bg svg {
  width: 34px; height: 34px;
  color: white; stroke-width: 1.75;
  position: relative; z-index: 1;
}
.app-icon-bg.mic-bg   { background: linear-gradient(145deg, var(--icon-mic-1),   var(--icon-mic-2)); }
.app-icon-bg.video-bg { background: linear-gradient(145deg, var(--icon-video-1), var(--icon-video-2)); }
.app-icon-bg.foto-bg  { background: linear-gradient(145deg, var(--icon-foto-1),  var(--icon-foto-2)); }
.app-icon-bg.texto-bg { background: linear-gradient(145deg, var(--icon-texto-1), var(--icon-texto-2)); }
.app-icon:active .app-icon-bg {
  transform: scale(0.88);
  box-shadow: var(--shadow-sm);
}
.app-icon-label {
  font-family: var(--font-ui);
  font-size: 12px; font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

/* ── BUTTONS ────────────────────────────────────────────────────── */
.btn-primary {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 16px 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  color: #05070D;
  font-family: var(--font-ui); font-weight: 600; font-size: 15px;
  letter-spacing: -0.01em;
  border: none; border-radius: var(--radius-pill);
  cursor: pointer; width: 100%; max-width: 340px;
  box-shadow: 0 4px 24px rgba(245,200,66,.22), 0 1px 0 rgba(255,255,255,0.15) inset;
  transition: transform 120ms var(--spring), box-shadow 120ms var(--spring);
  -webkit-tap-highlight-color: transparent;
}
.btn-primary:active { transform: scale(0.96); box-shadow: 0 2px 8px rgba(245,200,66,.12); }

.btn-ghost {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 24px;
  background: rgba(255,255,255,0.06);
  color: var(--text-secondary);
  font-family: var(--font-ui); font-weight: 400; font-size: 14px;
  border: 1px solid rgba(255,255,255,0.10); border-radius: var(--radius-pill);
  cursor: pointer; width: 100%; max-width: 340px;
  transition: background 150ms, transform 120ms var(--spring);
  -webkit-tap-highlight-color: transparent;
}
.btn-ghost:active { transform: scale(0.96); background: rgba(255,255,255,0.10); }

/* ── DYNAMIC ISLAND ─────────────────────────────────────────────── */
#dynamic-island {
  position: fixed;
  top: 14px; left: 50%;
  transform: translateX(-50%) scaleX(0.35) scaleY(0.5);
  z-index: 500;
  background: rgba(6,8,18,0.96);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 50px;
  padding: 7px 16px 7px 11px;
  display: flex; align-items: center; gap: 7px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.35s var(--spring), transform 0.45s var(--spring);
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(0,0,0,0.55);
}
#dynamic-island.show {
  opacity: 1; pointer-events: auto;
  transform: translateX(-50%) scaleX(1) scaleY(1);
}
#dynamic-island.syncing { --di-color: var(--accent); }
#dynamic-island.offline { --di-color: var(--ios-red); }
.di-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--di-color, var(--accent)); flex-shrink: 0;
}
#dynamic-island.syncing .di-dot {
  animation: di-pulse 1.4s ease-in-out infinite;
}
@keyframes di-pulse {
  0%,100% { opacity:1; transform:scale(1); }
  50% { opacity:0.45; transform:scale(0.65); }
}
.di-text {
  font-family: var(--font-ui); font-size: 12px; font-weight: 500;
  color: var(--di-color, var(--text-primary));
  letter-spacing: -0.01em;
}

/* ── BACK BUTTON ────────────────────────────────────────────────── */
.back-btn {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 50%;
  color: var(--text-secondary);
  cursor: pointer; flex-shrink: 0;
  transition: background 150ms, transform 120ms var(--spring);
  -webkit-tap-highlight-color: transparent;
}
.back-btn:active { transform: scale(0.90); background: rgba(255,255,255,0.12); }
.back-btn svg { width: 18px; height: 18px; stroke-width: 2.2; }

/* ── RECORD BUTTON ──────────────────────────────────────────────── */
.rec-btn-v2 {
  width: 80px; height: 80px; border-radius: 50%;
  border: 2px solid rgba(245,200,66,0.35);
  background: rgba(245,200,66,0.07);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: transform 120ms var(--spring), border-color 200ms, background 200ms;
}
.rec-btn-v2 svg { width: 28px; height: 28px; color: var(--accent); stroke-width: 1.75; }
.rec-btn-v2.recording {
  border-color: var(--ios-red);
  background: rgba(255,69,58,0.12);
  animation: rec-pulse 1s ease-in-out infinite;
}
.rec-btn-v2.recording svg { color: var(--ios-red); }
@keyframes rec-pulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(255,69,58,0.4); }
  50%      { box-shadow: 0 0 0 14px rgba(255,69,58,0); }
}
.rec-btn-v2:active { transform: scale(0.92); }

/* ── INPUT FIELDS ───────────────────────────────────────────────── */
.input-v2 {
  width: 100%; padding: 14px 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-ui); font-size: 16px;
  outline: none;
  transition: border-color 200ms, background 200ms;
  -webkit-appearance: none;
}
.input-v2:focus { border-color: var(--accent); background: rgba(255,255,255,0.08); }
.input-v2::placeholder { color: var(--text-tertiary); }

/* ── BOTTOM SHEET HANDLE ────────────────────────────────────────── */
.sheet-handle {
  width: 36px; height: 4px;
  background: rgba(255,255,255,0.22);
  border-radius: 2px; margin: 0 auto 14px;
}

/* ── SKY FILTER PILLS ───────────────────────────────────────────── */
.sky-filters {
  position: absolute;
  top: 82px; left: 0; right: 0; z-index: 3;
  display: flex; gap: 7px; padding: 0 16px;
  overflow-x: auto; scrollbar-width: none;
  justify-content: center;
}
.sky-filters::-webkit-scrollbar { display: none; }
.sky-filter-pill {
  flex-shrink: 0;
  padding: 6px 14px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.11);
  border-radius: 50px;
  color: var(--text-secondary);
  font-family: var(--font-ui); font-size: 12px; font-weight: 500;
  cursor: pointer;
  transition: all 220ms var(--spring);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  -webkit-tap-highlight-color: transparent;
}
.sky-filter-pill.active {
  background: var(--accent); border-color: var(--accent);
  color: #05070D; font-weight: 600;
}
.sky-filter-pill:active { transform: scale(0.94); }

/* ── PULL-TO-REFRESH ────────────────────────────────────────────── */
#ptr-indicator {
  position: absolute;
  top: 120px; left: 50%;
  transform: translateX(-50%) scale(0.6);
  z-index: 6;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 200ms, transform 200ms;
}
.ptr-spinner {
  width: 16px; height: 16px;
  border: 1.5px solid rgba(255,255,255,0.18);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: ptr-spin 0.75s linear infinite;
}
@keyframes ptr-spin { to { transform: rotate(360deg); } }

/* ── STAR COUNTER PILL ──────────────────────────────────────────── */
.stars-pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 13px;
  background: rgba(245,200,66,0.09);
  border: 1px solid rgba(245,200,66,0.18);
  border-radius: 50px;
  font-family: var(--font-ui); font-size: 12px; font-weight: 500;
  color: var(--accent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  margin-top: 8px; letter-spacing: -0.01em;
}

/* ── STAR POPUP (glass) ─────────────────────────────────────────── */
#star-popup {
  background: rgba(10,13,24,0.82) !important;
  backdrop-filter: blur(28px) saturate(200%) !important;
  -webkit-backdrop-filter: blur(28px) saturate(200%) !important;
  border: 1px solid rgba(255,255,255,0.10) !important;
  box-shadow: 0 24px 80px rgba(0,0,0,0.7) !important;
  border-radius: var(--radius-xl) !important;
}
#star-popup.show { animation: popup-enter 0.38s var(--spring); }
@keyframes popup-enter {
  from { transform: translate(-50%,-50%) scale(0.82); opacity: 0; }
  to   { transform: translate(-50%,-50%) scale(1); opacity: 1; }
}

/* ── PHOTO SOURCE SHEET (improved) ─────────────────────────────── */
#foto-source-sheet {
  border-radius: 26px 26px 0 0 !important;
  background: rgba(10,13,26,0.97) !important;
  backdrop-filter: blur(32px) saturate(200%) !important;
  -webkit-backdrop-filter: blur(32px) saturate(200%) !important;
}

/* ── TOAST ──────────────────────────────────────────────────────── */
#toast {
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
}

/* ── HAPTIC CANVAS ──────────────────────────────────────────────── */
#haptic-canvas {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 998;
}

/* ── MUTE BUTTON ICON ───────────────────────────────────────────── */
#mute-btn svg { width: 18px; height: 18px; }
#mute-icon-off { display: none; }
#mute-btn.muted #mute-icon-on  { display: none; }
#mute-btn.muted #mute-icon-off { display: block; }

/* ── FOTO SOURCE BUTTONS ────────────────────────────────────────── */
.foto-src-btn svg { width: 22px; height: 22px; color: var(--accent); stroke-width: 1.75; }

/* ── FORM SCREEN GLASS WRAPPER ──────────────────────────────────── */
.fs-glass-wrap {
  flex: 1; display: flex; flex-direction: column; gap: 14px;
  padding: 16px;
  background: rgba(10,13,26,0.45);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-xl);
  overflow-y: auto;
}

/* ── SEND BTN wrapper ───────────────────────────────────────────── */
.send-area { display: flex; flex-direction: column; align-items: center; padding-top: 4px; }

/* ── SKY CLOSE BUTTON ───────────────────────────────────────────── */
.sky-close-v2 {
  position: absolute; top: 36px; right: 20px; z-index: 10;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background 150ms, transform 120ms var(--spring);
}
.sky-close-v2:active { transform: scale(0.90); background: rgba(255,255,255,0.16); }
.sky-close-v2 svg { width: 18px; height: 18px; color: var(--text-primary); stroke-width: 2; }