/* ══════════════════════════════════════════════
   Design Tokens
══════════════════════════════════════════════ */
:root {
  --bg:          #08080A;
  --surface:     #101014;
  --surface-2:   #15151A;
  --line:        #1C1C22;
  --text:        #F2EFE8;
  --text-dim:    #6B6B78;
  --accent:      #FF4D00;
  --accent-glow: rgba(255,77,0,0.14);
  --pass:        #22C55E;
  --fail:        #EF4444;
  --warn:        #F59E0B;

  --radius:      12px;
  --radius-sm:   8px;
  --max-w:       700px;
  --nav-h:       56px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ══════════════════════════════════════════════
   Nav
══════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: rgba(8,8,10,0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.brand-skull { font-size: 1.1rem; }

.nav-built-by {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-built-by:hover { color: var(--text); }

/* ══════════════════════════════════════════════
   State System
══════════════════════════════════════════════ */
.state {
  display: none;
  min-height: 100vh;
  padding-top: var(--nav-h);
}
.state.active { display: block; }

/* ══════════════════════════════════════════════
   STATE 1 — INPUT
══════════════════════════════════════════════ */
#state-input.active {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 40px) 24px 60px;
}

.input-wrap {
  width: 100%;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

/* Hero text */
.input-hero {
  text-align: center;
  margin-bottom: 44px;
}

.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  margin-bottom: 22px;
}

.hero-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.8rem, 7.5vw, 5.2rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.hero-headline em { font-style: normal; color: var(--accent); }

.hero-sub {
  font-size: 1rem;
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 480px;
  margin: 0 auto;
}

/* Form */
.input-form {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 40px;
}

.url-field-wrap {
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.2s, box-shadow 0.2s;
  overflow: hidden;
}
.url-field-wrap:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.url-field-wrap.error {
  border-color: var(--fail);
  box-shadow: 0 0 0 3px rgba(239,68,68,0.12);
}

.url-prefix {
  padding: 0 14px;
  font-size: 1rem;
  color: var(--text-dim);
  flex-shrink: 0;
  user-select: none;
}

.url-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  padding: 17px 16px 17px 0;
}
.url-input::placeholder { color: var(--text-dim); }

.url-error {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--fail);
  min-height: 18px;
  padding-left: 4px;
  opacity: 0;
  transition: opacity 0.2s;
}
.url-error.show { opacity: 1; }

.btn-roast {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 17px 28px;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  letter-spacing: 0.01em;
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-roast:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 36px rgba(255,77,0,0.38);
}
.btn-roast:active { transform: translateY(0); }
.btn-roast:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Preview cards */
.preview-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  width: 100%;
  margin-bottom: 28px;
}

.preview-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 12px;
  text-align: center;
  animation: card-glow 4s ease-in-out infinite;
}
.preview-card:nth-child(2) { animation-delay: 1s; }
.preview-card:nth-child(3) { animation-delay: 2s; }
.preview-card:nth-child(4) { animation-delay: 3s; }

@keyframes card-glow {
  0%, 100% { border-color: var(--line); }
  50%       { border-color: rgba(255,77,0,0.28); }
}

.pc-icon   { font-size: 1rem; margin-bottom: 5px; }
.pc-label  {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  font-weight: 500;
  margin-bottom: 2px;
}
.pc-sub    { font-size: 0.68rem; color: var(--text-dim); line-height: 1.4; }

/* Proof */
.proof-line {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.live-dot {
  width: 7px; height: 7px;
  background: var(--pass);
  border-radius: 50%;
  flex-shrink: 0;
  animation: dot-breathe 2.4s ease-in-out infinite;
}
@keyframes dot-breathe {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.35; transform: scale(0.8); }
}

/* ══════════════════════════════════════════════
   STATE 2 — LOADING
══════════════════════════════════════════════ */
#state-loading.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.loading-wrap {
  width: 100%;
  max-width: 460px;
  padding: 24px;
}

.loading-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 28px;
}

.progress-track {
  height: 2px;
  background: var(--line);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 7px;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
  width: 0%;
  transition: width 0.5s ease;
  box-shadow: 0 0 10px rgba(255,77,0,0.7);
}

.progress-pct {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-dim);
  text-align: right;
  margin-bottom: 32px;
}

/* Steps */
.loading-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
}

.step {
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0.25;
  transition: opacity 0.3s;
}
.step.active { opacity: 1; }
.step.done   { opacity: 0.5; }

.step-icon {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
  transition: color 0.2s;
}
.step.active .step-icon { color: var(--accent); }
.step.done   .step-icon { color: var(--pass); }

.step-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: var(--text);
}

/* Teaser */
.teaser-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.teaser-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  color: var(--accent);
}
.teaser-text {
  font-size: 0.88rem;
  color: var(--text-dim);
  transition: opacity 0.35s;
}

/* ══════════════════════════════════════════════
   STATE 3 — RESULTS
══════════════════════════════════════════════ */
#state-results.active { display: block; }

/* Sticky topbar */
.results-topbar {
  position: sticky;
  top: var(--nav-h);
  background: rgba(8,8,10,0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  padding: 10px 24px;
  z-index: 50;
}
.results-topbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.results-url-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.results-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.btn-action {
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  white-space: nowrap;
}
.btn-action:hover {
  border-color: rgba(255,77,0,0.5);
  background: rgba(255,77,0,0.07);
}

/* Results body */
.results-body {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 56px 24px 80px;
}

/* Score hero */
.score-hero {
  text-align: center;
  padding: 40px 0 52px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 52px;
}
.score-display {
  display: inline-flex;
  align-items: flex-end;
  gap: 4px;
  margin-bottom: 14px;
}
.score-number {
  font-family: 'Syne', sans-serif;
  font-size: clamp(5.5rem, 16vw, 9.5rem);
  font-weight: 800;
  line-height: 1;
  transition: color 0.6s;
  color: var(--text);
}
.score-denom {
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  color: var(--text-dim);
  padding-bottom: 10px;
}
.score-verdict {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 10px;
}
.score-tagline {
  font-size: 0.95rem;
  color: var(--text-dim);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Roast cards */
.roast-cards {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.roast-card {
  border-bottom: 1px solid var(--line);
  padding: 36px 0;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.45s, transform 0.45s;
}
.roast-card.in { opacity: 1; transform: translateY(0); }

.roast-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.roast-card-name {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.roast-card-score {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  font-weight: 500;
}

.score-bar {
  height: 2px;
  background: var(--line);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 22px;
}
.score-bar-fill {
  height: 100%;
  border-radius: 99px;
  width: 0%;
  transition: width 0.9s ease 0.15s;
}

.roast-text {
  font-size: 0.98rem;
  color: var(--text-dim);
  line-height: 1.72;
  margin-bottom: 0;
}

.fix-block {
  margin-top: 20px;
  background: rgba(34,197,94,0.05);
  border: 1px solid rgba(34,197,94,0.18);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}
.fix-block-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.63rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--pass);
  margin-bottom: 10px;
}
.fix-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.fix-option {
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.55;
  padding: 8px 12px;
  background: rgba(34,197,94,0.04);
  border-left: 2px solid rgba(34,197,94,0.35);
  border-radius: 4px;
}

/* Conversion panel */
.conv-panel {
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 40px;
}
.conv-item {
  flex: 1;
  padding: 28px 24px;
  text-align: center;
}
.conv-arrow {
  font-size: 1.4rem;
  color: var(--text-dim);
  padding: 0 12px;
  flex-shrink: 0;
}
.conv-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.conv-value {
  font-family: 'Syne', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
}
.conv-current .conv-value  { color: var(--fail); }
.conv-potential .conv-value { color: var(--pass); }

/* Results CTA */
.results-cta {
  margin-top: 64px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 48px 32px;
  text-align: center;
}
.results-cta-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: 8px;
}
.results-cta-sub {
  font-size: 0.92rem;
  color: var(--text-dim);
  margin-bottom: 28px;
}
.btn-wa {
  display: inline-block;
  background: #25D366;
  color: #fff;
  padding: 15px 36px;
  border-radius: 999px;
  text-decoration: none;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.15s, box-shadow 0.15s;
  margin-bottom: 20px;
}
.btn-wa:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(37,211,102,0.32);
}
.results-cta-note {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-dim);
}
.results-cta-note a {
  color: var(--text-dim);
  text-underline-offset: 2px;
}

/* ══════════════════════════════════════════════
   Temperature overlay
══════════════════════════════════════════════ */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: 0;
  transition: opacity 1.2s;
}
body.temp-fail::before {
  background: radial-gradient(ellipse 80% 40% at 50% 0%, rgba(239,68,68,0.09), transparent);
  opacity: 1;
}
body.temp-warn::before {
  background: radial-gradient(ellipse 80% 40% at 50% 0%, rgba(245,158,11,0.09), transparent);
  opacity: 1;
}
body.temp-pass::before {
  background: radial-gradient(ellipse 80% 40% at 50% 0%, rgba(34,197,94,0.09), transparent);
  opacity: 1;
}

/* ══════════════════════════════════════════════
   Toast
══════════════════════════════════════════════ */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--text);
  padding: 11px 20px;
  border-radius: var(--radius-sm);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  z-index: 999;
  transition: transform 0.3s;
  pointer-events: none;
  white-space: nowrap;
}
.toast.show { transform: translateX(-50%) translateY(0); }

/* ══════════════════════════════════════════════
   Mobile
══════════════════════════════════════════════ */
@media (max-width: 600px) {
  .preview-cards { grid-template-columns: repeat(2, 1fr); }

  .results-topbar-inner { flex-direction: column; align-items: flex-start; }
  .results-actions { width: 100%; }
  .btn-action { flex: 1; text-align: center; }

  .conv-panel { flex-direction: column; }
  .conv-item + .conv-item { border-top: 1px solid var(--line); }
  .conv-arrow { transform: rotate(90deg); padding: 8px 0; }

  .results-cta { padding: 32px 20px; }

  .hero-headline { font-size: clamp(2.6rem, 10vw, 3.8rem); }
}

/* ══════════════════════════════════════════════
   Pages counter
══════════════════════════════════════════════ */
.pages-counter {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 28px;
}
.counter-num {
  font-family: 'Syne', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.counter-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

/* ══════════════════════════════════════════════
   Example pills
══════════════════════════════════════════════ */
.examples-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 36px;
  width: 100%;
}
.examples-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-dim);
  white-space: nowrap;
}
.example-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.example-pill {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text-dim);
  padding: 6px 14px;
  border-radius: 999px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.example-pill:hover {
  border-color: var(--accent);
  color: var(--text);
  background: rgba(255,77,0,0.07);
}

/* ══════════════════════════════════════════════
   Score ring
══════════════════════════════════════════════ */
.ring-wrap {
  position: relative;
  width: 200px;
  height: 200px;
  margin: 0 auto 20px;
}
.score-ring {
  width: 100%;
  height: 100%;
}
.ring-track {
  stroke: var(--line);
  stroke-width: 5;
}
.ring-fill {
  stroke: var(--accent);
  stroke-width: 5;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s ease, stroke 0.5s;
  filter: drop-shadow(0 0 6px currentColor);
}
.ring-inner {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}
.score-number {
  font-family: 'Syne', sans-serif;
  font-size: clamp(3.5rem, 10vw, 5.5rem);
  font-weight: 800;
  line-height: 1;
  transition: color 0.6s;
  color: var(--text);
}
.score-denom {
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(0.9rem, 2.5vw, 1.3rem);
  color: var(--text-dim);
  align-self: flex-end;
  padding-bottom: 6px;
}

/* ══════════════════════════════════════════════
   Copy button
══════════════════════════════════════════════ */
.fix-option {
  position: relative;
}
.copy-btn {
  position: absolute;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text-dim);
  padding: 3px 8px;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
  white-space: nowrap;
}
.copy-btn:hover  { border-color: var(--pass); color: var(--pass); }
.copy-btn.copied { border-color: var(--pass); color: var(--pass); }

/* Tweet button */
.btn-tweet {
  border-color: var(--line);
}
.btn-tweet:hover {
  border-color: #1d9bf0;
  background: rgba(29,155,240,0.08);
  color: #1d9bf0;
}

/* ══════════════════════════════════════════════
   Mobile
══════════════════════════════════════════════ */
@media (max-width: 600px) {
  .preview-cards { grid-template-columns: repeat(2, 1fr); }
  .examples-wrap { flex-direction: column; align-items: flex-start; }

  .results-topbar-inner { flex-direction: column; align-items: flex-start; }
  .results-actions { width: 100%; }
  .btn-action { flex: 1; text-align: center; font-size: 0.72rem; padding: 6px 8px; }

  .conv-panel { flex-direction: column; }
  .conv-item + .conv-item { border-top: 1px solid var(--line); }
  .conv-arrow { transform: rotate(90deg); padding: 8px 0; }

  .results-cta { padding: 32px 20px; }
  .hero-headline { font-size: clamp(2.6rem, 10vw, 3.8rem); }
  .ring-wrap { width: 160px; height: 160px; }
  .pages-counter { justify-content: center; }
  .examples-wrap { justify-content: center; }
}

/* ══════════════════════════════════════════════
   Reduced motion
══════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}