/* ============================================================
   NekoConvert — by Neko Studios
   Tema cyberpunk neon · glassmorphism · gradientes animados
   ============================================================ */

:root {
  --bg: #07060d;
  --bg-2: #0d0a1a;
  --surface: rgba(20, 18, 38, 0.55);
  --surface-2: rgba(30, 26, 56, 0.7);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #ecebff;
  --muted: #a09cc4;
  --pink: #ff4dd2;
  --purple: #a855f7;
  --cyan: #22d3ee;
  --green: #34e2a5;
  --red: #ff5c8a;
  --yellow: #ffd166;
  --gradient: linear-gradient(135deg, #ff4dd2 0%, #a855f7 50%, #22d3ee 100%);
  --gradient-soft: linear-gradient(135deg, rgba(255,77,210,.18), rgba(34,211,238,.18));
  --shadow-neon: 0 10px 40px -10px rgba(168, 85, 247, 0.5), 0 0 0 1px rgba(255, 77, 210, 0.2);
  --radius: 18px;
  --radius-sm: 10px;
}

[data-theme="light"] {
  --bg: #f6f4ff;
  --bg-2: #ffffff;
  --surface: rgba(255, 255, 255, 0.7);
  --surface-2: rgba(255, 255, 255, 0.95);
  --border: rgba(20, 14, 50, 0.1);
  --border-strong: rgba(20, 14, 50, 0.2);
  --text: #1a1437;
  --muted: #6b6492;
}

/* Garante que [hidden] funcione mesmo quando a classe do elemento declara display */
[hidden] { display: none !important; }

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ====== Fundo animado ====== */
.bg-grid {
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(168, 85, 247, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168, 85, 247, 0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  pointer-events: none; z-index: 0;
}

.bg-orbs { position: fixed; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.orb {
  position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.55;
  animation: float 20s ease-in-out infinite;
}
.orb-1 { width: 480px; height: 480px; background: var(--pink); top: -150px; left: -150px; }
.orb-2 { width: 520px; height: 520px; background: var(--cyan); bottom: -200px; right: -200px; animation-delay: -7s; }
.orb-3 { width: 380px; height: 380px; background: var(--purple); top: 40%; left: 50%; transform: translateX(-50%); animation-delay: -14s; opacity: 0.35; }

@keyframes float {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(40px, -30px) scale(1.05); }
  66% { transform: translate(-30px, 40px) scale(0.95); }
}

[data-theme="light"] .orb { opacity: 0.3; }

/* ====== Topbar ====== */
.topbar {
  position: sticky; top: 0; z-index: 100;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  padding: 16px 32px;
  background: rgba(7, 6, 13, 0.5);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.topbar-actions { display: flex; justify-content: flex-end; }
[data-theme="light"] .topbar { background: rgba(255,255,255,0.6); }

.brand {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; color: var(--text);
}
.brand-mark {
  display: grid; place-items: center;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-neon);
  transition: transform .3s;
}
.brand:hover .brand-mark { transform: rotate(-8deg) scale(1.05); }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-size: 18px; font-weight: 700; letter-spacing: -0.3px; }
.brand-text small {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px; color: var(--muted); letter-spacing: 1px; text-transform: uppercase;
}

.nav-pills { display: flex; gap: 4px; }
.nav-pills a {
  padding: 8px 16px; border-radius: 999px;
  color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 500;
  transition: all .2s;
}
.nav-pills a:hover { color: var(--text); background: var(--surface); }

.icon-btn {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); cursor: pointer; transition: all .2s;
}
.icon-btn:hover { background: var(--surface-2); border-color: var(--border-strong); }

@media (max-width: 720px) { .nav-pills { display: none; } }

/* ====== Hero ====== */
.hero {
  position: relative; z-index: 1;
  text-align: center; padding: 80px 24px 60px; max-width: 900px; margin: 0 auto;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border-strong);
  font-size: 13px; color: var(--muted); margin-bottom: 24px;
  font-family: 'JetBrains Mono', monospace;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px var(--green); animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.hero-title {
  font-size: clamp(36px, 6vw, 64px); font-weight: 700; line-height: 1.05;
  letter-spacing: -1.5px; margin-bottom: 20px;
}
.grad-text {
  background: var(--gradient); background-size: 200% 200%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: gradientShift 6s ease infinite;
}
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.kawaii { font-family: 'JetBrains Mono', monospace; color: var(--pink); font-size: 0.6em; vertical-align: middle; }

.hero-sub {
  font-size: clamp(15px, 1.7vw, 18px);
  color: var(--muted); max-width: 600px; margin: 0 auto 32px;
}

.hero-stats {
  display: flex; justify-content: center; gap: 40px;
  margin-bottom: 36px; flex-wrap: wrap;
}
.hero-stats > div { text-align: center; }
.hero-stats strong {
  display: block; font-size: 28px; font-weight: 700;
  background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-stats span { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; }

.cta {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; border-radius: 999px;
  background: var(--gradient); color: white;
  font-weight: 600; font-size: 15px; text-decoration: none;
  box-shadow: 0 10px 40px -10px rgba(255, 77, 210, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.1);
  transition: transform .25s, box-shadow .25s;
}
.cta:hover { transform: translateY(-2px); box-shadow: 0 15px 50px -10px rgba(255, 77, 210, 0.8); }

/* ====== Container principal ====== */
.container {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 320px; gap: 24px;
  max-width: 1200px; margin: 40px auto; padding: 0 24px;
}
@media (max-width: 980px) { .container { grid-template-columns: 1fr; } }

/* ====== Painel principal (glass) ====== */
.panel {
  background: var(--surface);
  backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.6);
}

/* ====== Dropzone ====== */
.mode-switch {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
}
.mode-tab {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 42px;
  padding: 9px 16px;
  border: none;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  transition: color .2s, background .2s, box-shadow .2s;
}
.mode-tab:hover { color: var(--text); }
.mode-tab.active {
  color: white;
  background: var(--gradient);
  box-shadow: 0 10px 24px -14px rgba(255, 77, 210, 0.8);
}
.mode-ico {
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  height: 24px;
  padding: 0 7px;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.08);
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: .8px;
}

.dropzone {
  position: relative;
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius);
  padding: 56px 24px;
  text-align: center;
  cursor: pointer;
  transition: all .25s;
  background:
    radial-gradient(ellipse at top, rgba(168, 85, 247, 0.08), transparent 60%),
    var(--surface-2);
}
.dropzone:hover, .dropzone:focus-visible, .dropzone.is-dragging {
  border-color: var(--pink);
  background:
    radial-gradient(ellipse at top, rgba(255, 77, 210, 0.18), transparent 60%),
    var(--surface-2);
  transform: translateY(-2px);
  box-shadow: var(--shadow-neon);
}
.dropzone.is-dragging .drop-icon { transform: translateY(-6px) scale(1.1); }

.dropzone-inner { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.drop-icon {
  width: 96px; height: 96px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--gradient-soft);
  color: var(--pink); margin-bottom: 8px;
  transition: transform .25s;
}
.dropzone h3 { font-size: 22px; font-weight: 600; }
.dropzone p { color: var(--muted); font-size: 15px; }
.dropzone small { color: var(--muted); font-size: 12px; margin-top: 6px; font-family: 'JetBrains Mono', monospace; }

.link-btn {
  background: none; border: none;
  color: var(--pink); cursor: pointer; font: inherit; font-weight: 600;
  text-decoration: underline; text-underline-offset: 3px;
}
.link-btn:hover { color: var(--cyan); }

/* ====== Lista de arquivos ====== */
.file-list {
  margin-top: 24px;
  display: grid; gap: 10px; max-height: 320px; overflow-y: auto; padding-right: 4px;
}
.file-list::-webkit-scrollbar { width: 6px; }
.file-list::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 4px; }

.file-item {
  display: grid; grid-template-columns: 56px 1fr auto auto; align-items: center; gap: 12px;
  padding: 10px 14px; border-radius: var(--radius-sm);
  background: var(--surface-2); border: 1px solid var(--border);
  animation: slideIn .25s ease;
}
@keyframes slideIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.file-thumb {
  width: 48px; height: 48px; border-radius: 8px;
  background: var(--bg-2); display: grid; place-items: center; overflow: hidden;
  border: 1px solid var(--border);
}
.file-thumb img { width: 100%; height: 100%; object-fit: cover; }
.file-thumb .ext-tag {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 700;
  color: var(--cyan); text-transform: uppercase;
}

.file-info { min-width: 0; }
.file-info .name {
  font-size: 14px; font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  border-radius: 4px; padding: 2px 4px; margin: -2px -4px;
  outline: none; transition: background .15s;
}
.file-info .name:hover { background: rgba(255, 77, 210, 0.08); }
.file-info .name:focus {
  background: rgba(255, 77, 210, 0.12); box-shadow: 0 0 0 2px rgba(255, 77, 210, 0.3);
  white-space: normal; overflow: visible; text-overflow: clip;
}
.file-info .meta { font-size: 12px; color: var(--muted); font-family: 'JetBrains Mono', monospace; }

.file-progress {
  width: 80px; height: 6px; border-radius: 4px;
  background: var(--border); overflow: hidden;
}
.file-progress > i {
  display: block; height: 100%;
  background: var(--gradient); width: 0%; transition: width .3s;
}

.file-remove {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  border-radius: 8px; border: 1px solid var(--border);
  background: transparent; color: var(--muted); cursor: pointer; transition: all .2s;
}
.file-remove:hover { color: var(--red); border-color: var(--red); }

/* ====== Settings ====== */
.settings { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--border); }
.settings-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px; margin-bottom: 24px;
}
.setting label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 8px; font-weight: 500; }
.setting label.check {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; margin-top: 8px; cursor: pointer; color: var(--muted);
}
.setting label.check input { accent-color: var(--pink); }

.badge {
  display: inline-block;
  padding: 2px 8px; border-radius: 999px;
  background: var(--gradient-soft); color: var(--text);
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  margin-left: 6px;
}

.select-wrap { position: relative; }
select, input[type="number"], input[type="color"], input[type="text"] {
  width: 100%; padding: 10px 14px;
  background: var(--surface-2); border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text); font-family: inherit; font-size: 14px;
  transition: border-color .2s, box-shadow .2s;
}
select:focus, input:focus { outline: none; border-color: var(--pink); box-shadow: 0 0 0 3px rgba(255, 77, 210, 0.15); }

input[type="color"] { padding: 4px; height: 40px; cursor: pointer; }

input[type="range"] {
  width: 100%; -webkit-appearance: none; appearance: none;
  height: 6px; background: var(--border); border-radius: 4px;
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--gradient);
  cursor: pointer; box-shadow: 0 0 10px rgba(255, 77, 210, 0.5);
  transition: transform .1s;
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.2); }
input[type="range"]::-moz-range-thumb {
  width: 18px; height: 18px; border-radius: 50%; border: none;
  background: var(--pink); cursor: pointer;
}

.resize-row, .pdf-row, .bg-row, .video-row {
  display: grid; gap: 8px; align-items: center;
}
.resize-row { grid-template-columns: 1fr auto 1fr 1fr; }
.bg-row { grid-template-columns: auto 1fr; }
.pdf-row { grid-template-columns: 1fr 1fr; }
.video-row { grid-template-columns: 1fr 1fr; }
.x { color: var(--muted); text-align: center; }

.video-setting .check { margin-right: 10px; }

/* ====== Edição avançada ====== */
.advanced {
  margin-top: 18px; border-radius: var(--radius);
  background: var(--surface-2); border: 1px solid var(--border);
  overflow: hidden;
}
.advanced summary {
  list-style: none; cursor: pointer; padding: 14px 18px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  user-select: none;
}
.advanced summary::-webkit-details-marker { display: none; }
.summary-left { display: flex; align-items: center; gap: 12px; }
.adv-ico {
  width: 36px; height: 36px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--gradient-soft); font-size: 18px;
  border: 1px solid var(--border-strong);
}
.summary-left strong { display: block; font-size: 14px; }
.summary-left small { display: block; color: var(--muted); font-size: 12px; }
.chev { color: var(--muted); transition: transform .25s; }
.advanced[open] .chev { transform: rotate(180deg); color: var(--pink); }
.advanced[open] summary { border-bottom: 1px solid var(--border); }

.adv-body {
  padding: 18px;
  display: flex; flex-direction: column; gap: 18px;
  animation: slideDown .3s ease;
}
@keyframes slideDown { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

.adv-row { display: grid; gap: 8px; }
.adv-row > label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; font-family: 'JetBrains Mono', monospace; }

.btn-group {
  display: inline-flex; gap: 4px; padding: 4px;
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: 12px; width: fit-content; flex-wrap: wrap;
}
.seg {
  padding: 8px 14px; border-radius: 8px;
  background: transparent; border: none; cursor: pointer;
  color: var(--muted); font: inherit; font-size: 13px; font-weight: 500;
  transition: all .2s;
}
.seg:hover { color: var(--text); }
.seg.active {
  background: var(--gradient); color: white;
  box-shadow: 0 4px 12px -4px rgba(255, 77, 210, 0.6);
}

.filters {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px 18px;
}
.filter { display: flex; flex-direction: column; gap: 6px; }
.filter span {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--muted);
}
.filter .badge { font-size: 11px; }

.filter-presets {
  display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px;
}
.filter-presets button {
  padding: 6px 14px; border-radius: 999px;
  background: var(--bg-2); border: 1px solid var(--border);
  color: var(--text); font: inherit; font-size: 12px; font-weight: 500; cursor: pointer;
  transition: all .2s;
}
.filter-presets button:hover { border-color: var(--pink); color: var(--pink); }
.filter-presets button.active {
  background: var(--gradient); color: white; border-color: transparent;
}

.live-preview {
  padding: 12px; border-radius: var(--radius-sm);
  background: var(--bg-2); border: 1px solid var(--border);
  display: grid; place-items: center;
  background-image:
    linear-gradient(45deg, rgba(255,255,255,0.04) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(255,255,255,0.04) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(255,255,255,0.04) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(255,255,255,0.04) 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}
.live-preview canvas { max-width: 100%; max-height: 280px; border-radius: 6px; }

/* ====== Stats banner ====== */
.stats-banner {
  margin-bottom: 16px; padding: 16px 20px;
  background: linear-gradient(135deg, rgba(52,226,165,.12), rgba(34,211,238,.12));
  border: 1px solid rgba(52,226,165,.3);
  border-radius: var(--radius-sm);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  animation: slideIn .3s ease;
}
.stats-banner.grew {
  background: linear-gradient(135deg, rgba(255,209,102,.12), rgba(255,77,210,.12));
  border-color: rgba(255,209,102,.3);
}
.stat { display: flex; flex-direction: column; }
.stat .num {
  font-size: 22px; font-weight: 700; letter-spacing: -0.5px;
  background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat .num.green { background: linear-gradient(135deg, var(--green), var(--cyan)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat .num.warn { background: linear-gradient(135deg, var(--yellow), var(--pink)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat .lbl { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; font-family: 'JetBrains Mono', monospace; }

/* ====== Preset select ====== */
.preset-select { margin-top: 8px; }

/* ====== Buttons ====== */
.actions { display: flex; justify-content: flex-end; gap: 12px; flex-wrap: wrap; margin-top: 20px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px;
  border: none; cursor: pointer; font: inherit;
  font-weight: 600; font-size: 14px;
  transition: all .2s;
}
.btn-primary {
  background: var(--gradient); color: white;
  box-shadow: 0 10px 30px -10px rgba(255, 77, 210, 0.5);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 14px 40px -10px rgba(255, 77, 210, 0.7); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.btn-ghost {
  background: var(--surface-2); color: var(--text); border: 1px solid var(--border-strong);
}
.btn-ghost:hover { background: var(--surface); border-color: var(--pink); color: var(--pink); }

/* ====== Resultados ====== */
.results { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--border); }
.results-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; flex-wrap: wrap; gap: 12px; }
.results-head h3 { font-size: 22px; }
.results-actions { display: flex; gap: 8px; }

.result-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; }
.result-card {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 12px;
  display: flex; flex-direction: column; gap: 10px;
  transition: all .2s; animation: slideIn .3s ease;
}
.result-card:hover { border-color: var(--pink); transform: translateY(-2px); box-shadow: var(--shadow-neon); }

.result-thumb {
  width: 100%; aspect-ratio: 1;
  background: var(--bg-2); border-radius: 8px;
  display: grid; place-items: center; overflow: hidden;
  background-image:
    linear-gradient(45deg, rgba(255,255,255,0.04) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(255,255,255,0.04) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(255,255,255,0.04) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(255,255,255,0.04) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
}
.result-thumb img { max-width: 100%; max-height: 100%; }
.result-thumb video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}
.result-thumb .placeholder {
  font-family: 'JetBrains Mono', monospace; font-size: 32px; font-weight: 700;
  color: var(--pink);
}

.result-name {
  font-size: 12px; color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  font-family: 'JetBrains Mono', monospace;
}
.result-meta { font-size: 11px; color: var(--muted); display: flex; justify-content: space-between; }
.result-meta .saved { color: var(--green); font-weight: 600; }
.result-meta .grew { color: var(--yellow); }

.result-download {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px; border-radius: 8px;
  background: var(--gradient); color: white; text-decoration: none;
  font-size: 12px; font-weight: 600;
  transition: all .2s;
}
.result-download:hover { filter: brightness(1.15); }

/* ====== Sidebar ====== */
.side {
  background: var(--surface);
  backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  height: fit-content; position: sticky; top: 96px;
}
.side-title { font-size: 13px; color: var(--muted); margin-bottom: 14px; text-transform: uppercase; letter-spacing: 1px; font-family: 'JetBrains Mono', monospace; }
.format-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.format-list li {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 12px; border-radius: var(--radius-sm);
  background: var(--surface-2); border: 1px solid var(--border);
  font-size: 13px;
}
.format-list .ext {
  font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: 12px;
  padding: 3px 8px; border-radius: 6px;
  background: var(--gradient-soft); color: var(--cyan);
  min-width: 50px; text-align: center;
}
.format-list span:not(.ext) { color: var(--muted); font-size: 12px; }

.side-tip {
  margin-top: 18px; padding: 14px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(255,77,210,.1), rgba(34,211,238,.1));
  border: 1px solid var(--border-strong);
  font-size: 12px; color: var(--muted);
}
.side-tip strong { color: var(--pink); }

/* ====== Combo grid ====== */
.formats-section {
  position: relative; z-index: 1;
  max-width: 1200px; margin: 80px auto; padding: 0 24px; text-align: center;
}
.formats-section h2 { font-size: 32px; font-weight: 700; letter-spacing: -1px; margin-bottom: 6px; }
.section-sub { color: var(--muted); margin-bottom: 28px; }

.combo-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.combo {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 18px 12px;
  background: var(--surface); border: 1px solid var(--border);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-sm); cursor: pointer;
  font: inherit; color: var(--text); font-weight: 600;
  transition: all .25s;
}
.combo:hover {
  border-color: var(--pink);
  transform: translateY(-3px);
  box-shadow: var(--shadow-neon);
}
.combo svg { color: var(--muted); transition: color .2s; }
.combo:hover svg { color: var(--pink); }

/* ====== About ====== */
.about-section { position: relative; z-index: 1; max-width: 1200px; margin: 80px auto; padding: 0 24px; }
.about-card {
  background: var(--surface);
  backdrop-filter: blur(30px); -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--border);
  border-radius: var(--radius); padding: 48px 32px;
  text-align: center;
}
.about-card h2 { font-size: 32px; margin-bottom: 32px; }
.about-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; }
.feature {
  padding: 20px; border-radius: var(--radius-sm);
  background: var(--surface-2); border: 1px solid var(--border);
}
.feat-icon { font-size: 36px; margin-bottom: 8px; }
.feature h4 { font-size: 16px; margin-bottom: 6px; }
.feature p { color: var(--muted); font-size: 13px; }

/* ====== Footer ====== */
.footer {
  position: relative; z-index: 1;
  margin-top: 80px; padding: 32px 24px;
  border-top: 1px solid var(--border);
  background: rgba(7, 6, 13, 0.5);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
[data-theme="light"] .footer { background: rgba(255,255,255,0.6); }
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
}
.footer-brand { display: flex; flex-direction: column; }
.footer-brand strong {
  background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent;
  font-size: 18px;
}
.footer-brand span { color: var(--muted); font-size: 12px; font-family: 'JetBrains Mono', monospace; }
.footer-links { display: flex; gap: 18px; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 14px; transition: color .2s; }
.footer-links a:hover { color: var(--pink); }
.footer small { color: var(--muted); font-size: 12px; }

/* ====== Toasts ====== */
.toasts { position: fixed; bottom: 20px; right: 20px; z-index: 200; display: flex; flex-direction: column; gap: 10px; }
.toast {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 18px; border-radius: 999px;
  background: var(--surface-2); border: 1px solid var(--border-strong);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  font-size: 14px; color: var(--text);
  box-shadow: 0 10px 30px -10px rgba(0,0,0,0.5);
  animation: toastIn .3s ease, toastOut .3s ease 3.5s forwards;
  max-width: 360px;
}
.toast .ico { width: 8px; height: 8px; border-radius: 50%; }
.toast.success .ico { background: var(--green); box-shadow: 0 0 10px var(--green); }
.toast.error .ico { background: var(--red); box-shadow: 0 0 10px var(--red); }
.toast.info .ico { background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
@keyframes toastIn { from { transform: translateX(20px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes toastOut { to { transform: translateX(20px); opacity: 0; } }

/* ====== Mascote ====== */
.neko-mascot {
  position: fixed; bottom: 20px; left: 20px; z-index: 50;
  filter: drop-shadow(0 0 20px rgba(255, 77, 210, 0.5));
  animation: bob 4s ease-in-out infinite;
  cursor: pointer; transition: transform .25s;
}
.neko-mascot:hover { transform: scale(1.15) rotate(-5deg); }
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

@media (max-width: 720px) {
  .neko-mascot { width: 60px; height: 60px; bottom: 12px; left: 12px; }
  .neko-mascot svg { width: 60px; height: 60px; }
  .topbar { padding: 12px 16px; }
  .panel { padding: 18px; }
  .dropzone { padding: 36px 16px; }
  .mode-switch { width: 100%; }
  .mode-tab { flex: 1; justify-content: center; }
  .video-row { grid-template-columns: 1fr; }
}

/* ====== Loading skeleton ====== */
.converting { position: relative; pointer-events: none; }
.converting::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: inherit;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }