:root {
  --bg: #0b0710;
  --bg2: #150a1c;
  --panel: rgba(255,255,255,0.04);
  --panel-border: rgba(255,255,255,0.09);
  --text: #f3e9f5;
  --muted: #a794b0;
  --pink: #ff5d8f;
  --purple: #8b5cf6;
  --orange: #f59e0b;
  --cyan: #22d3ee;
}
:root[data-theme="light"] {
  --bg: #fff6fb;
  --bg2: #ffe9f2;
  --panel: rgba(255,255,255,0.7);
  --panel-border: rgba(139,92,246,0.18);
  --text: #2a1730;
  --muted: #8a6f92;
}

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

body {
  font-family: 'Bricolage Grotesque', sans-serif;
  color: var(--text);
  background:
    radial-gradient(1000px 600px at 15% -10%, rgba(255,93,143,0.22), transparent 60%),
    radial-gradient(900px 700px at 90% 10%, rgba(139,92,246,0.22), transparent 55%),
    radial-gradient(800px 600px at 50% 110%, rgba(245,158,11,0.14), transparent 60%),
    linear-gradient(160deg, var(--bg), var(--bg2));
  background-attachment: fixed;
  min-height: 100vh;
}

.app { max-width: 1180px; margin: 0 auto; padding: 0 20px 60px; }

/* header */
.hero { text-align: center; padding: 34px 0 18px; position: relative; }
.hero-top { position: absolute; top: 20px; right: 4px; }
.theme-btn {
  background: var(--panel); border: 1px solid var(--panel-border); color: var(--text);
  width: 42px; height: 42px; border-radius: 50%; cursor: pointer; font-size: 18px;
  transition: transform .2s, background .2s; backdrop-filter: blur(8px);
}
.theme-btn:hover { transform: rotate(20deg) scale(1.08); }

.title {
  font-size: clamp(2.1rem, 6vw, 4rem); font-weight: 800; letter-spacing: -0.03em;
  background: linear-gradient(100deg, var(--pink), var(--purple) 45%, var(--orange));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  line-height: 1.02; animation: pop-in .7s cubic-bezier(.2,1.3,.4,1) both;
}
.berry { -webkit-text-fill-color: initial; }
.tagline {
  margin-top: 10px; font-family: 'Space Mono', monospace; font-weight: 700; letter-spacing: 0.22em;
  font-size: clamp(.62rem, 2.4vw, .85rem); color: var(--muted);
  animation: pop-in .7s .1s both;
}
.asterisk { color: var(--pink); cursor: help; }

.inf-chip {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 16px;
  padding: 7px 16px; border-radius: 999px; font-family: 'Space Mono', monospace; font-size: .8rem;
  background: var(--panel); border: 1px solid var(--panel-border); backdrop-filter: blur(8px);
  animation: pop-in .7s .2s both;
}
.inf-symbol { font-size: 1.3rem; font-weight: 700; color: var(--pink); animation: pulse 2.2s ease-in-out infinite; }

/* composer */
.composer { margin-top: 22px; animation: pop-in .7s .25s both; }
.textarea-wrap { position: relative; }
.prompt-input {
  width: 100%; resize: vertical; min-height: 96px; padding: 18px 20px; border-radius: 20px;
  font-family: 'Bricolage Grotesque', sans-serif; font-size: 1.1rem; color: var(--text);
  background: var(--panel); border: 1.5px solid var(--panel-border); outline: none;
  transition: border-color .2s, box-shadow .2s; backdrop-filter: blur(10px);
}
.prompt-input::placeholder { color: var(--muted); }
.prompt-input:focus { border-color: var(--pink); box-shadow: 0 0 0 4px rgba(255,93,143,0.18); }

.composer-controls {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 14px;
}
.surprise-btn, .ratio-btn, .quick-btn, .history-pill {
  font-family: 'Space Mono', monospace;
}
.surprise-btn {
  padding: 12px 18px; border-radius: 14px; cursor: pointer; font-size: .9rem; font-weight: 700;
  background: var(--panel); border: 1px solid var(--panel-border); color: var(--text);
  transition: transform .15s, background .2s;
}
.surprise-btn:hover { transform: translateY(-2px); }

.ratio-picker { display: flex; gap: 6px; background: var(--panel); border: 1px solid var(--panel-border); padding: 4px; border-radius: 14px; }
.ratio-btn {
  padding: 8px 12px; border: none; background: transparent; color: var(--muted); cursor: pointer;
  border-radius: 10px; font-size: .8rem; font-weight: 700; transition: .2s;
}
.ratio-btn.active { background: var(--pink); color: #fff; }

.generate-btn {
  margin-left: auto; padding: 14px 26px; border-radius: 16px; cursor: pointer; border: none;
  font-family: 'Bricolage Grotesque', sans-serif; font-size: 1.05rem; font-weight: 800; color: #fff;
  background: linear-gradient(100deg, var(--pink), var(--purple) 60%, var(--orange));
  box-shadow: 0 8px 30px rgba(255,93,143,0.35); transition: transform .15s, box-shadow .2s;
}
.generate-btn:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 12px 40px rgba(139,92,246,0.45); }
.generate-btn:active { transform: scale(.98); }

.history-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 14px; }
.history-label { font-family: 'Space Mono', monospace; font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; }
.history-pill {
  padding: 6px 12px; border-radius: 999px; font-size: .74rem; cursor: pointer; color: var(--muted);
  background: var(--panel); border: 1px solid var(--panel-border); transition: .2s;
}
.history-pill:hover { color: var(--text); border-color: var(--pink); }

/* models */
.models-section { margin-top: 30px; animation: pop-in .7s .3s both; }
.models-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.section-label { font-family: 'Space Mono', monospace; font-size: .78rem; letter-spacing: .22em; color: var(--muted); }
.quick-controls { display: flex; gap: 6px; }
.quick-btn {
  padding: 5px 12px; border-radius: 8px; font-size: .72rem; cursor: pointer; color: var(--muted);
  background: transparent; border: 1px solid var(--panel-border); transition: .2s;
}
.quick-btn:hover { color: var(--text); border-color: var(--pink); }

.models-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.model-chip {
  display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: 16px; cursor: pointer;
  background: var(--panel); border: 1.5px solid var(--panel-border); color: var(--text); text-align: left;
  transition: transform .15s, border-color .2s, background .2s; opacity: .55; --accent: var(--pink);
}
.model-chip.active { opacity: 1; border-color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }
.model-chip:hover { transform: translateY(-2px); }
.chip-emoji { font-size: 1.6rem; }
.chip-body { display: flex; flex-direction: column; }
.chip-name { font-weight: 800; font-size: .98rem; }
.chip-desc { font-family: 'Space Mono', monospace; font-size: .66rem; color: var(--muted); }
.chip-check { margin-left: auto; font-weight: 800; color: var(--accent); width: 14px; }

/* results */
.results-section { margin-top: 30px; }
.empty-state { text-align: center; padding: 60px 20px; }
.empty-inf { font-size: 4rem; color: var(--pink); opacity: .6; animation: pulse 2.4s ease-in-out infinite; font-weight: 800; }
.empty-title { font-size: 1.5rem; font-weight: 800; margin-top: 6px; }
.empty-sub { color: var(--muted); margin-top: 8px; max-width: 460px; margin-inline: auto; }

.results-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px;
}
.result-card {
  position: relative; border-radius: 18px; overflow: hidden; background: var(--panel);
  border: 1.5px solid var(--panel-border); --accent: var(--pink);
  animation: card-in .45s cubic-bezier(.2,1.1,.4,1) both;
}
.card-badge {
  position: absolute; top: 10px; left: 10px; z-index: 3; padding: 5px 10px; border-radius: 999px;
  font-family: 'Space Mono', monospace; font-size: .68rem; font-weight: 700; color: #fff;
  background: color-mix(in srgb, var(--accent) 85%, black); backdrop-filter: blur(4px);
}
.card-media { aspect-ratio: 1/1; display: flex; align-items: center; justify-content: center; background: rgba(0,0,0,0.2); }
.card-img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; animation: fade-in .5s both; display: block; }

.shimmer {
  width: 100%; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  background: linear-gradient(110deg, transparent 30%, color-mix(in srgb, var(--accent) 14%, transparent) 50%, transparent 70%);
  background-size: 220% 100%; animation: sweep 1.6s linear infinite;
}
.spinner {
  width: 34px; height: 34px; border-radius: 50%;
  border: 3px solid var(--panel-border); border-top-color: var(--accent); animation: spin .8s linear infinite;
}
.load-msg { font-family: 'Space Mono', monospace; font-size: .74rem; color: var(--muted); }

.err-box { display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--muted); text-align: center; padding: 20px; font-size: .82rem; }
.err-emoji { font-size: 2rem; }
.mini-btn { padding: 6px 14px; border-radius: 8px; border: 1px solid var(--panel-border); background: transparent; color: var(--text); cursor: pointer; font-family: 'Space Mono', monospace; font-size: .74rem; }
.mini-btn:hover { border-color: var(--pink); }

.card-actions {
  position: absolute; bottom: 0; left: 0; right: 0; display: flex; gap: 6px; justify-content: flex-end;
  padding: 10px; background: linear-gradient(transparent, rgba(0,0,0,0.55)); opacity: 0; transition: opacity .2s;
}
.result-card:hover .card-actions { opacity: 1; }
.act-btn {
  width: 36px; height: 36px; border-radius: 10px; border: none; cursor: pointer; font-size: 1rem;
  background: rgba(255,255,255,0.14); color: #fff; backdrop-filter: blur(6px); transition: transform .15s, background .2s;
  display: flex; align-items: center; justify-content: center; text-decoration: none;
}
.act-btn:hover { transform: scale(1.12); background: rgba(255,255,255,0.28); }
.act-btn.saved { background: rgba(255,93,143,0.5); }

/* lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 50; background: rgba(5,2,8,0.82); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center; padding: 20px; animation: fade-in .2s both;
}
.lb-inner { max-width: 900px; width: 100%; background: var(--bg2); border: 1px solid var(--panel-border); border-radius: 20px; overflow: hidden; position: relative; max-height: 92vh; display: flex; flex-direction: column; }
.lb-close { position: absolute; top: 12px; right: 12px; z-index: 3; width: 40px; height: 40px; border-radius: 50%; border: none; background: rgba(0,0,0,0.5); color: #fff; font-size: 1.1rem; cursor: pointer; }
.lb-img { width: 100%; max-height: 66vh; object-fit: contain; background: #000; }
.lb-meta { padding: 16px 20px; }
.lb-model { font-family: 'Space Mono', monospace; font-weight: 700; font-size: .8rem; }
.lb-prompt { margin: 8px 0 14px; color: var(--text); }
.lb-btns { display: flex; gap: 10px; flex-wrap: wrap; }
.lb-btn { padding: 10px 16px; border-radius: 12px; border: 1px solid var(--panel-border); background: var(--panel); color: var(--text); cursor: pointer; font-family: 'Space Mono', monospace; font-size: .8rem; text-decoration: none; }
.lb-btn:hover { border-color: var(--pink); }

/* favorites */
.favs-section { margin-top: 36px; }
.favs-toggle { width: 100%; text-align: left; padding: 14px 18px; border-radius: 14px; cursor: pointer; font-family: 'Space Mono', monospace; font-weight: 700; font-size: .9rem; background: var(--panel); border: 1px solid var(--panel-border); color: var(--text); }
.caret { color: var(--muted); }
.favs-empty { padding: 20px; color: var(--muted); font-size: .85rem; text-align: center; }
.favs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; margin-top: 12px; }
.fav-item { position: relative; border-radius: 12px; overflow: hidden; aspect-ratio: 1/1; border: 1px solid var(--panel-border); }
.fav-item img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; }
.fav-del { position: absolute; top: 4px; right: 4px; width: 24px; height: 24px; border-radius: 6px; border: none; background: rgba(0,0,0,0.55); color: #fff; cursor: pointer; opacity: 0; transition: opacity .2s; }
.fav-item:hover .fav-del { opacity: 1; }

/* footer */
.footer { margin-top: 46px; padding-top: 22px; border-top: 1px solid var(--panel-border); display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; color: var(--muted); font-size: .82rem; font-family: 'Space Mono', monospace; }
.inf-foot { color: var(--pink); font-weight: 700; }
.remix-link { color: var(--pink); text-decoration: none; font-weight: 700; }
.remix-link:hover { text-decoration: underline; }

/* toast */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 60;
  padding: 12px 22px; border-radius: 999px; background: rgba(20,10,26,0.95); color: var(--text);
  border: 1px solid var(--panel-border); font-family: 'Space Mono', monospace; font-size: .85rem;
  box-shadow: 0 10px 40px rgba(0,0,0,0.4); animation: toast-in .3s cubic-bezier(.2,1.2,.4,1) both;
}

/* animations */
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes sweep { to { background-position: -220% 0; } }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .45; } }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes pop-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes card-in { from { opacity: 0; transform: scale(.92) translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 16px); } to { opacity: 1; transform: translate(-50%, 0); } }

@media (max-width: 640px) {
  .generate-btn { margin-left: 0; width: 100%; }
  .composer-controls { flex-direction: column; align-items: stretch; }
  .ratio-picker { justify-content: center; }
  .results-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
}