/* ============================================================
   Let Me Claude That For You — styles
   Multi-theme: Claude (default), ChatGPT, Gemini.
   Dark mode: [data-dark="true"] on <body>.
   Max condescension: [data-max-cond="true"] on <body>.
   ============================================================ */

:root {
  --bg: #FBF9F6;
  --bg-elevated: #FFFFFF;
  --text: #191919;
  --text-muted: #6B6862;
  --text-faint: #98948C;
  --accent: #C96442;
  --accent-hover: #B5573A;
  --accent-soft: #F1E4DD;
  --border: #E7E1D8;
  --border-strong: #D8D1C5;
  --user-bubble: #F2ECE1;
  --shadow-sm: 0 1px 2px rgba(25,25,25,.04);
  --shadow-md: 0 4px 20px rgba(25,25,25,.06);
  --radius-lg: 26px;
  --maxw: 720px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, "Apple Color Emoji", "Segoe UI Emoji", sans-serif;
  --avatar-bg: var(--accent);
  --submit-bg: var(--accent);
  --submit-hover-bg: var(--accent-hover);
}

/* ── ChatGPT theme ──────────────────────────────────────── */
[data-theme="chatgpt"] {
  --bg: #FFFFFF; --bg-elevated: #F7F7F8; --text: #0D0D0D;
  --text-muted: #6E6E80; --text-faint: #9E9EAF;
  --accent: #10A37F; --accent-hover: #0D9270; --accent-soft: #E6F4F1;
  --border: #D9D9E3; --border-strong: #ACACBE; --user-bubble: #EFEFEF;
  --submit-bg: #0D0D0D; --submit-hover-bg: #2A2A2A; --avatar-bg: #0D0D0D;
}

/* ── Gemini theme ───────────────────────────────────────── */
[data-theme="gemini"] {
  --bg: #F0F4F9; --bg-elevated: #FFFFFF; --text: #1F1F1F;
  --text-muted: #5F6368; --text-faint: #9AA0A6;
  --accent: #1A73E8; --accent-hover: #1557B0; --accent-soft: #E8F0FE;
  --border: #E0E0E0; --border-strong: #DADCE0; --user-bubble: #E8F0FE;
  --submit-bg: #1A73E8; --submit-hover-bg: #1557B0; --avatar-bg: #1A73E8;
}

/* ── Dark mode ──────────────────────────────────────────── */
[data-dark="true"] {
  --bg: #1C1C1C; --bg-elevated: #242424; --text: #EDEBE6;
  --text-muted: #9E9B95; --text-faint: #6A6762;
  --border: #2F2F2F; --border-strong: #3A3A3A;
  --user-bubble: #2A2622;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.4);
  --shadow-md: 0 4px 20px rgba(0,0,0,.5);
}
[data-dark="true"][data-theme="chatgpt"] {
  --bg: #212121; --bg-elevated: #2F2F2F; --user-bubble: #353535;
  --border: #3A3A3A; --border-strong: #4A4A4A;
}
[data-dark="true"][data-theme="gemini"] {
  --bg: #1B1F24; --bg-elevated: #242B32; --user-bubble: #1E2A3A;
  --border: #2A3340; --border-strong: #354252;
}

/* ── Max condescension ──────────────────────────────────── */
[data-max-cond="true"] {
  --accent: #E03030; --accent-hover: #C02828; --accent-soft: #FFE8E8;
  --submit-bg: #E03030; --submit-hover-bg: #C02828; --avatar-bg: #E03030;
}
[data-max-cond="true"] .brand::after {
  content: " — MAXIMUM CONDESCENSION";
  font-size: 0.72rem;
  color: #E03030;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  align-self: center;
}

/* ═══════════════════════════════════════════════════════════
   BASE
   ═══════════════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background .25s ease, color .2s ease;
}

[hidden] { display: none !important; }

/* ═══════════════════════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════════════════════ */
.site-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 24px; width: 100%; max-width: var(--maxw); margin: 0 auto;
}

.brand {
  display: flex; align-items: baseline; gap: 8px;
  font-weight: 600; letter-spacing: -.01em;
}
.brand-glyph {
  color: var(--accent); font-size: 1.15rem;
  transform: translateY(1px); transition: color .2s ease;
}
.brand-glyph.gemini-glyph { color: unset; }
.brand-name { font-size: 1.15rem; }

/* Fake model picker */
.model-picker { position: relative; }
.brand-model {
  font-size: .82rem; font-weight: 500; font-family: inherit;
  color: var(--text-muted); background: var(--accent-soft);
  border: 1px solid var(--border); padding: 2px 9px;
  border-radius: 999px; cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.brand-model:hover { background: var(--bg-elevated); border-color: var(--text-faint); color: var(--text); }

.model-picker-menu {
  position: absolute; top: calc(100% + 6px); left: 0;
  background: var(--bg-elevated); border: 1px solid var(--border-strong);
  border-radius: 12px; box-shadow: var(--shadow-md);
  min-width: 260px; padding: 6px; z-index: 100;
  animation: fade-in .15s ease;
}
.picker-item {
  display: block; width: 100%; text-align: left;
  font-family: inherit; font-size: .88rem; padding: 8px 12px;
  border: none; border-radius: 8px; background: transparent;
  color: var(--text); cursor: pointer;
  transition: background .12s ease;
}
.picker-item:hover:not(.is-disabled) { background: var(--accent-soft); }
.picker-item.is-active { font-weight: 600; }
.picker-item.is-disabled { color: var(--text-faint); cursor: not-allowed; }
.picker-item.is-link { color: var(--accent); font-weight: 500; }
.picker-divider { height: 1px; background: var(--border); margin: 4px 0; border: none; }

.header-right { display: flex; align-items: center; gap: 8px; }

.dark-toggle-btn {
  width: 34px; height: 34px; display: grid; place-items: center;
  border: 1px solid var(--border); border-radius: 50%;
  background: transparent; color: var(--text-muted); cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.dark-toggle-btn:hover { background: var(--bg-elevated); color: var(--text); border-color: var(--text-faint); }

.header-link {
  font-size: .9rem; color: var(--text-muted); text-decoration: none;
  padding: 6px 12px; border: 1px solid var(--border); border-radius: 999px;
  transition: background .15s, color .15s;
}
.header-link:hover { background: var(--bg-elevated); color: var(--text); }

/* Rate-limit banner */
.rate-limit-banner {
  width: 100%; max-width: var(--maxw); margin: 0 auto 0;
  padding: 10px 24px; background: var(--accent-soft);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  font-size: .88rem; color: var(--text-muted);
  animation: fade-in .4s ease;
}
.rate-limit-upgrade {
  background: none; border: none; font-family: inherit;
  font-size: .88rem; font-weight: 600; color: var(--accent);
  cursor: pointer; text-decoration: none; padding: 0;
}
.rate-limit-upgrade:hover { text-decoration: underline; }

/* ═══════════════════════════════════════════════════════════
   STAGE / VIEWS
   ═══════════════════════════════════════════════════════════ */
.stage {
  flex: 1; width: 100%; max-width: var(--maxw); margin: 0 auto;
  padding: 16px 24px 48px; display: flex; flex-direction: column;
}
.view { display: flex; flex-direction: column; }

/* ═══════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════ */
.hero {
  text-align: center;
  margin: clamp(20px, 7vh, 70px) 0 24px;
}
.hero-title {
  font-size: clamp(1.9rem, 6vw, 2.9rem); font-weight: 600;
  letter-spacing: -.02em; margin: 0 0 14px; line-height: 1.15;
}
.accent { color: var(--accent); }
.hero-sub {
  font-size: 1.02rem; color: var(--text-muted);
  max-width: 540px; margin: 0 auto;
}

/* ═══════════════════════════════════════════════════════════
   MODEL SELECTOR
   ═══════════════════════════════════════════════════════════ */
.model-selector {
  display: flex; gap: 8px; justify-content: center;
  flex-wrap: wrap; margin: 0 0 18px;
}
.model-btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 7px 16px; border: 1px solid var(--border-strong);
  border-radius: 999px; background: transparent; font-family: inherit;
  font-size: .88rem; font-weight: 500; color: var(--text-muted);
  cursor: pointer; transition: background .15s, color .15s, border-color .15s, box-shadow .15s;
}
.model-btn:hover { background: var(--bg-elevated); color: var(--text); border-color: var(--text-faint); }
.model-btn.active {
  background: var(--submit-bg); border-color: var(--submit-bg);
  color: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.12);
}
.model-btn.active .gemini-glyph { background: none; -webkit-text-fill-color: #fff; }

/* Gemini rainbow star */
.gemini-glyph {
  background: linear-gradient(135deg,#4285F4 0%,#EA4335 35%,#FBBC04 65%,#34A853 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

/* ═══════════════════════════════════════════════════════════
   SASS INTENSITY SELECTOR
   ═══════════════════════════════════════════════════════════ */
.sass-row {
  display: flex; align-items: center; gap: 10px;
  justify-content: center; margin: 0 0 22px; flex-wrap: wrap;
}
.sass-label { font-size: .85rem; color: var(--text-muted); }
.sass-selector { display: flex; gap: 4px; }
.sass-btn {
  font-family: inherit; font-size: .82rem; font-weight: 500;
  padding: 4px 12px; border: 1px solid var(--border-strong);
  border-radius: 999px; background: transparent; color: var(--text-muted);
  cursor: pointer; transition: background .15s, color .15s, border-color .15s;
}
.sass-btn:hover { background: var(--bg-elevated); color: var(--text); }
.sass-btn.active {
  background: var(--submit-bg); border-color: var(--submit-bg);
  color: #fff;
}

/* ═══════════════════════════════════════════════════════════
   COMPOSER
   ═══════════════════════════════════════════════════════════ */
.composer-wrap { margin: 8px 0 4px; }
.composer {
  display: flex; align-items: flex-end; gap: 8px;
  background: var(--bg-elevated); border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg); padding: 10px 12px;
  box-shadow: var(--shadow-md);
  transition: border-color .15s, box-shadow .15s;
}
.composer:focus-within {
  border-color: var(--accent);
  box-shadow: 0 4px 22px rgba(201,100,66,.12);
}
.composer.is-readonly { box-shadow: var(--shadow-sm); }

.icon-btn {
  flex: 0 0 auto; display: grid; place-items: center;
  width: 38px; height: 38px; border: none; background: transparent;
  color: var(--text-faint); border-radius: 50%; cursor: pointer;
  transition: background .15s, color .15s;
}
.icon-btn:hover { background: var(--bg); color: var(--text-muted); }
.paperclip { cursor: default; }

.composer-input {
  flex: 1 1 auto; border: none; outline: none; resize: none;
  background: transparent; font-family: inherit; font-size: 1.02rem;
  line-height: 1.5; color: var(--text); padding: 8px 2px;
  max-height: 220px; overflow-y: auto;
}
.composer-input::placeholder { color: var(--text-faint); }

.sim-input {
  min-height: 24px; white-space: pre-wrap; word-break: break-word;
}
.sim-input.typing::after {
  content: ""; display: inline-block; width: 2px; height: 1.05em;
  background: var(--accent); margin-left: 1px; transform: translateY(2px);
  animation: blink 1s steps(1) infinite;
}

.submit-btn {
  flex: 0 0 auto; display: grid; place-items: center;
  width: 38px; height: 38px; border: none; border-radius: 50%;
  background: var(--submit-bg); color: #fff; cursor: pointer;
  transition: background .15s, transform .12s;
}
.submit-btn:hover { background: var(--submit-hover-bg); }
.submit-btn:active { transform: scale(.92); }
.submit-btn.clicked { animation: press .32s ease; }
[data-theme="chatgpt"] .submit-btn.clicked { animation: press-dark .32s ease; }

.stop-btn {
  flex: 0 0 auto; display: grid; place-items: center;
  width: 36px; height: 36px; border: 1px solid var(--border-strong);
  border-radius: 50%; background: var(--bg-elevated);
  color: var(--text-muted); cursor: pointer;
  transition: background .15s, color .15s, transform .1s;
}
.stop-btn:hover { background: var(--bg); color: var(--text); }
.stop-btn:active { transform: scale(.9); }

.composer-hint {
  text-align: center; font-size: .82rem; color: var(--text-faint); margin: 10px 0 0;
}
kbd {
  font-family: var(--font); font-size: .78rem;
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-bottom-width: 2px; border-radius: 6px; padding: 1px 6px; color: var(--text-muted);
}
.sim-disclaimer { color: var(--text-faint); }

/* ═══════════════════════════════════════════════════════════
   CREATOR ACTIONS & LINK OUTPUT
   ═══════════════════════════════════════════════════════════ */
.creator-actions {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 22px;
}
.primary-btn {
  appearance: none; border: none; background: var(--accent); color: #fff;
  font-family: inherit; font-size: .98rem; font-weight: 600;
  padding: 12px 22px; border-radius: 999px; cursor: pointer;
  text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
  box-shadow: var(--shadow-sm); transition: background .15s, transform .12s;
}
.primary-btn:hover { background: var(--accent-hover); }
.primary-btn:active { transform: translateY(1px); }
.ghost-btn {
  appearance: none; background: transparent; color: var(--text-muted);
  font-family: inherit; font-size: .95rem; font-weight: 500;
  padding: 12px 18px; border: 1px solid var(--border-strong);
  border-radius: 999px; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.ghost-btn:hover { background: var(--bg-elevated); color: var(--text); border-color: var(--text-faint); }
.ghost-btn.small { padding: 6px 14px; font-size: .85rem; }

.link-output {
  display: flex; align-items: center; gap: 10px; margin: 18px auto 0;
  max-width: 100%; background: var(--bg-elevated);
  border: 1px dashed var(--border-strong); border-radius: 12px;
  padding: 10px 12px; animation: fade-in .3s ease;
}
.link-text {
  flex: 1 1 auto;
  font-family: "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;
  font-size: .85rem; color: var(--accent); word-break: break-all; line-height: 1.4;
}

/* ═══════════════════════════════════════════════════════════
   SIMULATION — CHAT AREA
   ═══════════════════════════════════════════════════════════ */
.response-area {
  display: flex; flex-direction: column; gap: 22px;
  margin: clamp(14px,5vh,44px) 0 24px; min-height: 40vh;
}

.msg { animation: fade-in .35s ease; }

.msg-user {
  align-self: flex-end; max-width: 85%;
  background: var(--user-bubble); border: 1px solid var(--border);
  border-radius: 18px 18px 4px 18px; padding: 12px 16px;
  color: var(--text); white-space: pre-wrap; word-break: break-word;
}

.msg-claude {
  align-self: flex-start; max-width: 100%; display: flex; gap: 14px;
}
.claude-avatar {
  flex: 0 0 auto; width: 30px; height: 30px; border-radius: 8px;
  background: var(--avatar-bg); color: #fff;
  display: grid; place-items: center; font-size: 1rem; margin-top: 2px;
  transition: transform .2s ease;
}
.claude-avatar.sigh { animation: avatar-sigh .6s ease; }
.claude-body { flex: 1 1 auto; padding-top: 2px; }
.claude-body p { margin: 0 0 .85em; }
.claude-body p:last-child { margin-bottom: 0; }
.claude-body strong { font-weight: 600; }
.claude-body em { font-style: italic; }
.claude-body code {
  font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .88em;
  background: var(--accent-soft); border: 1px solid var(--border);
  border-radius: 5px; padding: 1px 5px;
}
.claude-body ul { margin: 0 0 .85em; padding-left: 1.3em; }
.claude-body li { margin-bottom: .25em; }

/* Code blocks with copy buttons */
.code-block-wrap { position: relative; margin: .6em 0; }
.code-block-wrap pre {
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 16px; overflow-x: auto;
  font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .88em; line-height: 1.55;
  margin: 0;
}
.code-copy-btn {
  position: absolute; top: 8px; right: 8px;
  font-family: inherit; font-size: .75rem; font-weight: 500;
  padding: 3px 10px; background: var(--bg); border: 1px solid var(--border);
  border-radius: 6px; color: var(--text-muted); cursor: pointer;
  transition: background .12s, color .12s;
}
.code-copy-btn:hover { background: var(--accent-soft); color: var(--accent); }

/* Streaming caret */
.streaming::after {
  content: "▋"; color: var(--accent); margin-left: 1px;
  animation: blink 1s steps(1) infinite;
}

/* Thinking indicator */
.thinking {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--text-muted); font-size: .95rem;
}
.thinking .dots { display: inline-flex; gap: 4px; }
.thinking .dots span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); opacity: .4;
  animation: pulse 1.2s ease-in-out infinite;
}
.thinking .dots span:nth-child(2) { animation-delay: .2s; }
.thinking .dots span:nth-child(3) { animation-delay: .4s; }

/* ── Fake web-search step ───────────────────────────────── */
.tool-step {
  font-size: .88rem; color: var(--text-muted);
  display: flex; flex-direction: column; gap: 5px;
  padding: 0 0 8px; border-bottom: 1px solid var(--border);
  margin-bottom: 6px; animation: fade-in .3s ease;
}
.tool-step-header { display: flex; align-items: center; gap: 6px; }
.tool-step-spinner {
  width: 12px; height: 12px; border-radius: 50%;
  border: 2px solid var(--border); border-top-color: var(--accent);
  animation: spin .7s linear infinite;
}
.tool-step.done .tool-step-spinner { display: none; }
.tool-step.done .tool-step-check { display: inline; }
.tool-step-check { display: none; color: var(--accent); font-size: 1rem; }
.tool-step-result {
  padding-left: 18px; font-size: .82rem; color: var(--text-faint);
  line-height: 1.4;
}
.tool-step-url { color: var(--accent); }
.tool-step-meta { color: var(--text-faint); }

/* ── Thinking trace ─────────────────────────────────────── */
.thought-trace {
  font-size: .88rem; margin-bottom: 10px; cursor: pointer;
  color: var(--text-muted);
}
.thought-trace summary {
  list-style: none; display: flex; align-items: center; gap: 6px;
  padding: 5px 0; user-select: none;
}
.thought-trace summary::-webkit-details-marker { display: none; }
.trace-chevron {
  display: inline-block; transition: transform .2s ease;
  color: var(--text-faint); font-size: .8rem;
}
.thought-trace[open] .trace-chevron { transform: rotate(90deg); }
.trace-brain { font-size: .9rem; }
.trace-time { font-weight: 500; color: var(--text-muted); }
.trace-body {
  padding: 10px 12px; margin-top: 6px;
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: 10px; font-size: .83rem; color: var(--text-muted);
  line-height: 1.6;
}
.trace-body p { margin: 0 0 .5em; }
.trace-body p:last-child { margin-bottom: 0; }
.trace-body strong { font-weight: 600; color: var(--text); }

/* ── Token counter ──────────────────────────────────────── */
.token-counter {
  font-size: .78rem; color: var(--text-faint); margin-top: 10px;
  display: flex; gap: 12px; flex-wrap: wrap; align-items: center;
}
.token-counter .tc-val { font-variant-numeric: tabular-nums; }
.token-dot { color: var(--border-strong); }

/* ── Helpful row ────────────────────────────────────────── */
.helpful-row {
  display: flex; align-items: center; gap: 10px; margin-top: 14px;
  font-size: .85rem; color: var(--text-faint);
  animation: fade-in .4s ease;
}
.helpful-btn {
  background: none; border: 1px solid var(--border); border-radius: 8px;
  font-size: 1rem; padding: 4px 8px; cursor: pointer; line-height: 1;
  transition: background .12s, border-color .12s, transform .1s;
}
.helpful-btn:hover { background: var(--accent-soft); border-color: var(--accent); transform: scale(1.1); }
.helpful-btn.voted { opacity: .5; cursor: default; }

/* ── Opened counter ─────────────────────────────────────── */
.opened-counter {
  font-size: .78rem; color: var(--text-faint); margin-top: 6px;
  font-style: italic; animation: fade-in .4s ease;
}

/* ── Regenerate button ──────────────────────────────────── */
.regen-btn {
  appearance: none; background: transparent; color: var(--text-muted);
  font-family: inherit; font-size: .85rem; font-weight: 500;
  padding: 6px 12px; border: 1px solid var(--border); border-radius: 999px;
  cursor: pointer; margin-top: 12px; display: inline-flex; align-items: center; gap: 5px;
  transition: background .15s, color .15s, border-color .15s;
  animation: fade-in .3s ease;
}
.regen-btn:hover { background: var(--bg-elevated); color: var(--text); border-color: var(--text-faint); }
.regen-icon { display: inline-block; }

/* ── Pro upsell ─────────────────────────────────────────── */
.pro-upsell {
  display: flex; align-items: flex-start; gap: 10px;
  margin-top: 18px; padding: 12px 14px;
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: 14px; animation: fade-in .4s ease;
}
.pro-badge {
  flex: 0 0 auto; background: var(--accent); color: #fff;
  font-size: .72rem; font-weight: 700; padding: 2px 7px;
  border-radius: 999px; letter-spacing: .04em; align-self: center;
}
.pro-text { flex: 1 1 auto; font-size: .85rem; line-height: 1.45; }
.pro-text strong { font-weight: 600; display: block; color: var(--text); }
.pro-text span { color: var(--text-muted); }
.pro-learn-btn {
  flex: 0 0 auto; align-self: center; appearance: none; background: transparent;
  font-family: inherit; font-size: .82rem; font-weight: 500; color: var(--accent);
  border: 1px solid var(--accent); padding: 5px 10px; border-radius: 999px;
  cursor: pointer; white-space: nowrap;
  transition: background .15s, color .15s;
}
.pro-learn-btn:hover { background: var(--accent); color: #fff; }

/* ── Sim actions ────────────────────────────────────────── */
.sim-composer-wrap { margin-top: auto; }
.sim-actions {
  display: flex; gap: 10px; flex-wrap: wrap; justify-content: center;
  margin-top: 22px; animation: fade-in .4s ease;
}
.reply-btn {
  appearance: none; background: transparent; color: var(--text-muted);
  font-family: inherit; font-size: .95rem; font-weight: 500;
  padding: 10px 18px; border: 1px solid var(--border-strong);
  border-radius: 999px; cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; gap: 5px;
  transition: background .15s, color .15s;
}
.reply-btn:hover { background: var(--bg-elevated); color: var(--text); }

/* ═══════════════════════════════════════════════════════════
   CHANGELOG MODAL
   ═══════════════════════════════════════════════════════════ */
.changelog-modal {
  border: 1px solid var(--border-strong); border-radius: 20px;
  background: var(--bg-elevated); color: var(--text);
  box-shadow: 0 16px 48px rgba(0,0,0,.2);
  max-width: 540px; width: calc(100% - 48px);
  padding: 0;
}
.changelog-modal::backdrop {
  background: rgba(0,0,0,.4);
  backdrop-filter: blur(4px);
}
.changelog-inner { padding: 28px 28px 24px; position: relative; }
.changelog-close {
  position: absolute; top: 18px; right: 18px;
  background: none; border: none; font-size: 1rem; cursor: pointer;
  color: var(--text-faint); line-height: 1;
  width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  transition: background .12s, color .12s;
}
.changelog-close:hover { background: var(--accent-soft); color: var(--text); }
.changelog-title { font-size: 1.15rem; font-weight: 600; margin: 0 0 18px; }
.changelog-list {
  list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px;
}
.changelog-list li {
  font-size: .88rem; color: var(--text-muted); line-height: 1.5;
  padding-left: 0;
}
.changelog-list li strong { color: var(--text); font-weight: 600; }

/* ═══════════════════════════════════════════════════════════
   TOAST
   ═══════════════════════════════════════════════════════════ */
.toast {
  position: fixed; left: 50%; bottom: 28px;
  transform: translateX(-50%) translateY(12px);
  background: var(--text); color: var(--bg); font-size: .9rem; font-weight: 500;
  padding: 11px 20px; border-radius: 999px;
  box-shadow: 0 8px 30px rgba(0,0,0,.18);
  opacity: 0; pointer-events: none;
  transition: opacity .25s, transform .25s; z-index: 200;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ═══════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════ */
.site-footer {
  width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 18px 24px 30px;
  text-align: center;
}
.site-footer p { margin: 0; font-size: .8rem; color: var(--text-faint); }

/* ═══════════════════════════════════════════════════════════
   CONFETTI CANVAS
   ═══════════════════════════════════════════════════════════ */
.confetti-canvas {
  position: fixed; inset: 0; pointer-events: none; z-index: 300;
  width: 100%; height: 100%;
}

/* ═══════════════════════════════════════════════════════════
   KEYFRAMES
   ═══════════════════════════════════════════════════════════ */
@keyframes blink { 0%,100% { opacity:1; } 50% { opacity:0; } }
@keyframes pulse {
  0%,100% { opacity:.35; transform:scale(.85); }
  50% { opacity:1; transform:scale(1); }
}
@keyframes press {
  0% { transform:scale(1); background:var(--accent); }
  40% { transform:scale(.82); background:var(--accent-hover); }
  100% { transform:scale(1); background:var(--accent); }
}
@keyframes press-dark {
  0% { transform:scale(1); background:#0D0D0D; }
  40% { transform:scale(.82); background:#333; }
  100% { transform:scale(1); background:#0D0D0D; }
}
@keyframes fade-in {
  from { opacity:0; transform:translateY(6px); }
  to { opacity:1; transform:translateY(0); }
}
@keyframes spin { to { transform:rotate(360deg); } }
@keyframes avatar-sigh {
  0% { transform:scale(1) rotate(0deg); }
  25% { transform:scale(.9) rotate(-4deg); }
  60% { transform:scale(1.05) rotate(2deg); }
  100% { transform:scale(1) rotate(0deg); }
}

@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after {
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 600px) {
  body { font-size: 15px; }
  .stage { padding: 12px 16px 36px; }
  .site-header { padding: 14px 16px; }
  .hero { margin-top: 22px; }
  .creator-actions { flex-direction: column; }
  .creator-actions .primary-btn,
  .creator-actions .ghost-btn { width: 100%; justify-content: center; }
  .msg-user { max-width: 92%; }
  .header-link { display: none; }
  .model-picker-menu { min-width: 220px; }
  .sass-row { flex-direction: column; gap: 6px; }
}

/* Print / screenshot-clean */
@media print {
  .site-header, .site-footer, .sim-composer-wrap, .sim-actions,
  .pro-upsell, .helpful-row, .regen-btn, .token-counter,
  .rate-limit-banner, .toast, .confetti-canvas { display: none !important; }
  body { background: #fff; }
  .msg-claude { page-break-inside: avoid; }
}
