/* ─── Tokens ─────────────────────────────────────────────────────────────── */
:root {
  --bg:          #0B1320;
  --bg2:         #111927;
  --bg3:         #192233;
  --border:      #1f2f45;
  --border-hi:   #2a3f5c;
  --text:        #e8edf5;
  --text-2:      #7d95b0;
  --text-3:      #4a6480;
  --accent:      #3d8ef8;
  --accent-glow: rgba(61,142,248,0.18);
  --accent2:     #7c3aed;
  --green:       #22c55e;
  --yellow:      #f59e0b;
  --red:         #ef4444;

  --radius:    14px;
  --radius-sm: 8px;
  --radius-xs: 5px;
  --shadow:    0 4px 24px rgba(0,0,0,0.35);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.5);
  --trans:     all 0.2s cubic-bezier(0.4,0,0.2,1);

  --font: 'Inter', -apple-system, sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

[data-theme="light"] {
  --bg:        #f0f4fa;
  --bg2:       #ffffff;
  --bg3:       #e8eef7;
  --border:    #d1dce9;
  --border-hi: #b8c9de;
  --text:      #0d1b2e;
  --text-2:    #4a6480;
  --text-3:    #7d95b0;
  --accent-glow: rgba(61,142,248,0.10);
  --shadow:    0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.12);
}

/* ─── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.3s, color 0.3s;
}

/* Noise texture */
.noise {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  background-repeat: repeat;
}

/* ─── Layout ─────────────────────────────────────────────────────────────── */
.app {
  position: relative; z-index: 1;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 16px 60px;
}

/* ─── Header ─────────────────────────────────────────────────────────────── */
.header {
  position: sticky; top: 0; z-index: 100;
  padding: 12px 0;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  box-shadow: var(--shadow);
}

.logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: inherit;
}

.logo-mark {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 11px; font-weight: 700;
  color: #fff; letter-spacing: -0.5px;
  flex-shrink: 0;
}

.logo-name {
  font-size: 15px; font-weight: 700; line-height: 1.1;
  color: var(--text);
}

.logo-by {
  font-size: 10px; color: var(--text-2); font-weight: 400;
}

.header-right { display: flex; gap: 6px; }

.hdr-btn {
  position: relative;
  width: 34px; height: 34px;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2); font-size: 14px;
  cursor: pointer; transition: var(--trans);
  display: flex; align-items: center; justify-content: center;
}

.hdr-btn:hover { color: var(--accent); border-color: var(--accent); }

.badge {
  position: absolute; top: -4px; right: -4px;
  background: var(--accent); color: #fff;
  font-size: 9px; font-weight: 700;
  min-width: 16px; height: 16px;
  border-radius: 9px; padding: 0 3px;
  display: flex; align-items: center; justify-content: center;
  line-height: 1;
}

/* ─── Main ───────────────────────────────────────────────────────────────── */
.main { padding-top: 8px; }

/* ─── Hero ───────────────────────────────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 28px 8px 20px;
}

.hero-pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--bg2); border: 1px solid var(--border);
  padding: 5px 14px; border-radius: 50px;
  font-size: 11px; font-weight: 600; color: var(--accent);
  margin-bottom: 16px;
}

.hero h1 {
  font-size: clamp(24px, 6vw, 32px);
  font-weight: 800; line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 13px; line-height: 1.6;
  color: var(--text-2); max-width: 420px; margin: 0 auto;
}

/* ─── Card ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

/* ─── Forge Card ─────────────────────────────────────────────────────────── */
.forge-card { display: flex; flex-direction: column; gap: 16px; }

.field { display: flex; flex-direction: column; gap: 6px; }

.label {
  font-size: 11px; font-weight: 600;
  color: var(--text-2); text-transform: uppercase; letter-spacing: 0.6px;
  display: flex; align-items: center; gap: 5px;
}

textarea {
  width: 100%; padding: 12px 14px;
  background: var(--bg3); border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text);
  font-family: var(--font); font-size: 14px; line-height: 1.55;
  resize: vertical; min-height: 100px;
  transition: var(--trans);
}

textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

textarea::placeholder { color: var(--text-3); }

.field-footer {
  display: flex; justify-content: space-between;
  align-items: center; padding: 0 2px;
}

.char-count { font-size: 10px; color: var(--text-3); font-weight: 500; }
.char-count.warn { color: var(--yellow); }
.char-count.danger { color: var(--red); }

.link-btn {
  background: none; border: none; color: var(--text-3);
  font-size: 11px; font-family: var(--font);
  cursor: pointer; display: flex; align-items: center; gap: 4px;
  transition: var(--trans);
}
.link-btn:hover { color: var(--red); }

.selects-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.select-group { display: flex; flex-direction: column; gap: 6px; }

.select-wrap { position: relative; }

.select-wrap select {
  width: 100%; padding: 10px 30px 10px 12px;
  background: var(--bg3); border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text);
  font-family: var(--font); font-size: 13px; font-weight: 500;
  appearance: none; cursor: pointer; transition: var(--trans);
}

.select-wrap select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.sel-icon {
  position: absolute; right: 10px; top: 50%;
  transform: translateY(-50%);
  font-size: 10px; color: var(--text-3);
  pointer-events: none;
}

/* ─── Toggle ─────────────────────────────────────────────────────────────── */
.toggle-row {
  display: flex; align-items: center;
  justify-content: space-between; gap: 12px;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 12px 14px;
  cursor: pointer;
}

.toggle-info { display: flex; align-items: center; gap: 10px; }

.toggle-icon-em {
  width: 28px; height: 28px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 7px; display: flex;
  align-items: center; justify-content: center;
  color: #fff; font-size: 12px; flex-shrink: 0;
}

.toggle-title { font-size: 13px; font-weight: 600; display: block; }
.toggle-desc  { font-size: 11px; color: var(--text-2); display: block; }

.switch {
  width: 40px; height: 22px; flex-shrink: 0;
  background: var(--border-hi); border: none;
  border-radius: 50px; cursor: pointer;
  position: relative; transition: var(--trans);
}

.switch[aria-checked="true"] { background: var(--accent); }

.switch-knob {
  position: absolute; top: 3px; left: 3px;
  width: 16px; height: 16px;
  background: #fff; border-radius: 50%;
  transition: var(--trans);
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.switch[aria-checked="true"] .switch-knob { transform: translateX(18px); }

/* ─── Forge Button ───────────────────────────────────────────────────────── */
.forge-btn {
  width: 100%; padding: 14px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  border: none; border-radius: var(--radius-sm);
  color: #fff; font-family: var(--font);
  font-size: 15px; font-weight: 700;
  cursor: pointer; display: flex;
  align-items: center; justify-content: center; gap: 8px;
  transition: var(--trans);
  box-shadow: 0 4px 20px rgba(61,142,248,0.3);
}

.forge-btn:hover { opacity: 0.92; transform: translateY(-1px); }
.forge-btn:active { transform: scale(0.98); }
.forge-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ─── Loading ────────────────────────────────────────────────────────────── */
.loading {
  display: flex; flex-direction: column;
  align-items: center; gap: 16px;
  padding: 40px 20px; text-align: center;
}

.spinner {
  position: relative; width: 40px; height: 40px;
}

.spinner div {
  position: absolute; inset: 0;
  border: 2.5px solid transparent;
  border-radius: 50%;
  animation: spin 1.2s linear infinite;
}

.spinner div:nth-child(1) { border-top-color: var(--accent); animation-delay: 0s; }
.spinner div:nth-child(2) { border-top-color: var(--accent2); animation-delay: -0.4s; inset: 6px; }
.spinner div:nth-child(3) { border-top-color: var(--accent); animation-delay: -0.8s; inset: 12px; }
.spinner div:nth-child(4) { border-top-color: var(--accent2); animation-delay: -1.2s; inset: 18px; }

@keyframes spin { to { transform: rotate(360deg); } }

.loading-text { font-size: 13px; font-weight: 600; color: var(--text-2); }

.dots::after {
  content: '';
  animation: dotanim 1.4s infinite;
}
@keyframes dotanim {
  0%,20%   { content: '.'; }
  40%      { content: '..'; }
  60%,100% { content: '...'; }
}

/* ─── Error ──────────────────────────────────────────────────────────────── */
.error-state {
  display: flex; flex-direction: column;
  align-items: center; gap: 10px;
  padding: 32px 20px; text-align: center;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); margin-bottom: 16px;
}

.error-state i { font-size: 28px; color: var(--red); }
.error-state p { font-size: 13px; color: var(--text-2); }

/* ─── Results ────────────────────────────────────────────────────────────── */
.results { margin-bottom: 16px; }

.results-head {
  display: flex; align-items: center;
  justify-content: space-between; gap: 10px;
  margin-bottom: 14px;
}

.results-head h2 {
  font-size: 15px; font-weight: 700;
  display: flex; align-items: center; gap: 6px;
}

.results-actions { display: flex; gap: 6px; }

/* ─── Ghost buttons ──────────────────────────────────────────────────────── */
.ghost-btn {
  display: flex; align-items: center; gap: 5px;
  padding: 7px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg2); color: var(--text-2);
  font-family: var(--font); font-size: 12px; font-weight: 600;
  cursor: pointer; transition: var(--trans); white-space: nowrap;
}

.ghost-btn:hover { border-color: var(--accent); color: var(--accent); }
.ghost-btn.danger { color: var(--red); }
.ghost-btn.danger:hover { border-color: var(--red); }

/* ─── Level tabs ─────────────────────────────────────────────────────────── */
.level-tabs {
  display: flex; gap: 6px; margin-bottom: 14px;
  overflow-x: auto; padding-bottom: 4px;
  -ms-overflow-style: none; scrollbar-width: none;
}
.level-tabs::-webkit-scrollbar { display: none; }

.level-tab {
  flex-shrink: 0; padding: 6px 16px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: var(--bg2); color: var(--text-2);
  font-family: var(--font); font-size: 12px; font-weight: 600;
  cursor: pointer; transition: var(--trans);
}

.level-tab:hover { border-color: var(--accent); color: var(--accent); }
.level-tab.active {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-color: transparent; color: #fff;
}

/* ─── Prompt Card ────────────────────────────────────────────────────────── */
.prompts-container { display: flex; flex-direction: column; gap: 0; }

.prompt-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px;
  animation: cardIn 0.3s ease forwards;
  opacity: 0;
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.prompt-card-head {
  display: flex; align-items: center;
  justify-content: space-between; gap: 8px;
  margin-bottom: 12px;
}

.level-pill {
  padding: 3px 12px; border-radius: 50px;
  font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.6px;
  white-space: nowrap;
}

.pill-basic        { background: #d1fae5; color: #065f46; }
.pill-intermediate { background: #dbeafe; color: #1e40af; }
.pill-advanced     { background: #fef3c7; color: #92400e; }
.pill-expert       { background: #fce7f3; color: #9d174d; }
.pill-master       { background: #ede9fe; color: #5b21b6; }

[data-theme="light"] .pill-basic        { background: #d1fae5; color: #065f46; }
[data-theme="light"] .pill-intermediate { background: #dbeafe; color: #1e40af; }
[data-theme="light"] .pill-advanced     { background: #fef3c7; color: #92400e; }
[data-theme="light"] .pill-expert       { background: #fce7f3; color: #9d174d; }
[data-theme="light"] .pill-master       { background: #ede9fe; color: #5b21b6; }

.prompt-text {
  font-size: 13.5px; line-height: 1.7;
  color: var(--text); white-space: pre-wrap;
  word-break: break-word;
  font-family: var(--font);
  margin-bottom: 14px;
}

.prompt-actions {
  display: flex; gap: 6px; flex-wrap: wrap;
}

.action-btn {
  display: flex; align-items: center; gap: 5px;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg3); color: var(--text-2);
  font-family: var(--font); font-size: 11px; font-weight: 600;
  cursor: pointer; transition: var(--trans);
  white-space: nowrap;
}

.action-btn:hover { border-color: var(--accent); color: var(--accent); }
.action-btn.saved { background: #fef3c7; color: #92400e; border-color: #fcd34d; }
.action-btn.saved:hover { background: #fef9c3; }

/* ─── Saved empty ────────────────────────────────────────────────────────── */
.empty-state {
  text-align: center; padding: 36px 20px;
  color: var(--text-3); font-size: 13px;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius);
}
.empty-state i { font-size: 28px; display: block; margin-bottom: 10px; opacity: 0.4; }

/* ─── Trending ───────────────────────────────────────────────────────────── */
.trending-card { margin-bottom: 16px; }

.section-title {
  font-size: 14px; font-weight: 700;
  display: flex; align-items: center; gap: 6px;
  margin-bottom: 14px;
}

.trending-list { display: flex; flex-direction: column; gap: 6px; }

.trending-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: var(--radius-sm);
  background: var(--bg3); border: 1px solid transparent;
  cursor: pointer; transition: var(--trans);
  overflow: hidden;
}

.trending-item:hover { border-color: var(--accent); }
.trending-item:active { transform: scale(0.99); }

.trending-rank {
  width: 26px; height: 26px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 6px; color: #fff;
  font-size: 11px; font-weight: 800;
  font-family: var(--mono);
  display: flex; align-items: center; justify-content: center;
}

.trending-info { flex: 1; min-width: 0; }

.trending-cat {
  font-size: 10px; color: var(--accent);
  font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.5px; margin-bottom: 1px;
}

.trending-prompt {
  font-size: 12px; color: var(--text-2);
  white-space: nowrap; overflow: hidden;
  text-overflow: ellipsis;
}

.trending-arrow { color: var(--text-3); font-size: 10px; flex-shrink: 0; }

/* ─── Toast ──────────────────────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 24px; left: 50%;
  transform: translateX(-50%) translateY(0);
  background: var(--text); color: var(--bg);
  padding: 11px 20px; border-radius: 50px;
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 1000; white-space: nowrap;
  max-width: 90vw;
  animation: toastIn 0.25s ease;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(16px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.toast i { color: var(--green); font-size: 15px; flex-shrink: 0; }
.toast.error i { color: var(--red); }

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.footer {
  text-align: center; padding: 20px 0 8px;
  font-size: 11px; color: var(--text-3);
}

.footer a { color: var(--accent); text-decoration: none; font-weight: 600; }
.footer a:hover { text-decoration: underline; }
.footer strong { color: var(--text-2); }
.footer i { color: var(--accent2); margin-left: 3px; }

/* ─── Utility ────────────────────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 400px) {
  .selects-row { grid-template-columns: 1fr; }
  .hero h1 { font-size: 22px; }
  .level-tab { padding: 6px 12px; font-size: 11px; }
}