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

/* ─── Tokens ─────────────────────────────────────────── */
:root {
  --bg:            #07070f;
  --surface:       #0d0d1a;
  --text-primary:  #f0ece8;
  --text-secondary:#a09a95;
  --text-dim:      #3d3b38;
  --against:       #c4604a;
  --against-dim:   rgba(196, 96, 74, 0.12);
  --against-border:rgba(196, 96, 74, 0.25);
  --against-glow:  rgba(196, 96, 74, 0.35);
  --for:           #5aaa8c;
  --for-dim:       rgba(90, 170, 140, 0.12);
  --for-border:    rgba(90, 170, 140, 0.25);
  --for-glow:      rgba(90, 170, 140, 0.35);
  --serif:         'Cormorant Garamond', Georgia, serif;
  --mono:          'DM Mono', 'Courier New', monospace;
}

/* ─── Base ─────────────────────────────────────────── */
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--mono);
  font-weight: 300;
  line-height: 1.75;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ─── Noise texture overlay ──────────────────────────── */
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

/* ─── Views ──────────────────────────────────────────── */
.view { display: none; position: relative; }
.view.active { display: flex; }

/* ─── Landing ────────────────────────────────────────── */
#landing {
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  flex-direction: column;
}

.landing-content {
  text-align: center;
  max-width: 580px;
  padding: 3rem 2rem;
  position: relative;
  z-index: 1;
}

.landing-eyebrow {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  text-transform: lowercase;
  margin-bottom: 1.5rem;
}

.landing-title {
  font-family: var(--serif);
  font-size: clamp(4rem, 12vw, 7rem);
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.landing-title em {
  font-style: italic;
  background: linear-gradient(135deg, var(--against) 0%, var(--for) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.landing-subtitle {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
  margin-bottom: 3rem;
}

/* ─── Topic Form ─────────────────────────────────────── */
#topic-form {
  display: flex;
  gap: 0;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 2px;
  overflow: hidden;
  transition: border-color 0.3s;
}

#topic-form:focus-within {
  border-color: rgba(255,255,255,0.18);
}

#topic-input {
  flex: 1;
  background: rgba(255,255,255,0.03);
  border: none;
  color: var(--text-primary);
  padding: 0.9rem 1.2rem;
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 300;
  outline: none;
}

#topic-input::placeholder { color: var(--text-dim); }

#start-btn {
  background: rgba(255,255,255,0.06);
  border: none;
  border-left: 1px solid rgba(255,255,255,0.08);
  color: var(--text-secondary);
  padding: 0.9rem 1.4rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  white-space: nowrap;
}

#start-btn:hover {
  background: rgba(255,255,255,0.1);
  color: var(--text-primary);
}

/* ─── Chips ─────────────────────────────────────────── */
.chips {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: center;
}

.chip {
  background: transparent;
  border: 1px solid var(--text-dim);
  color: var(--text-dim);
  padding: 0.3rem 0.7rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  cursor: pointer;
  border-radius: 1px;
  transition: border-color 0.2s, color 0.2s;
}

.chip:hover {
  border-color: var(--text-secondary);
  color: var(--text-secondary);
}

/* ─── Debate Layout ──────────────────────────────────── */
#debate {
  flex-direction: column;
  padding: 2rem 2.5rem 4rem;
  min-height: 100vh;
}

.debate-header {
  text-align: center;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}

.debate-eyebrow {
  display: block;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

#debate-topic {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 3vw, 2rem);
  font-weight: 300;
  font-style: italic;
  color: var(--text-primary);
  letter-spacing: 0.01em;
}

/* ─── Spectrum ───────────────────────────────────────── */
.spectrum-wrap {
  display: flex;
  align-items: center;
  margin-bottom: 2.5rem;
  padding: 0 0.5rem;
  position: relative;
  z-index: 1;
}

.spectrum-pole {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  width: 60px;
  flex-shrink: 0;
}

.spectrum-pole--against { color: var(--against); text-align: left; }
.spectrum-pole--for     { color: var(--for);     text-align: right; }

.spectrum-bar {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--against), #1a1a2e 45%, #1a1a2e 55%, var(--for));
  position: relative;
  margin: 0 1rem;
}

.spectrum-fill {
  position: absolute;
  inset: -1px 0;
  background: linear-gradient(to right, var(--against-glow), transparent 40%, transparent 60%, var(--for-glow));
  opacity: 0.4;
  filter: blur(4px);
}

.spectrum-marker {
  position: absolute;
  top: 50%;
  transform: translateX(-50%) translateY(-50%);
  left: 15%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  transition: left 1.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.spectrum-marker--for { left: 82%; }

.marker-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

#marker-against .marker-dot {
  background: var(--against);
  box-shadow: 0 0 8px var(--against-glow), 0 0 20px var(--against-glow);
}

#marker-for .marker-dot {
  background: var(--for);
  box-shadow: 0 0 8px var(--for-glow), 0 0 20px var(--for-glow);
}

.marker-label {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
  margin-top: 6px;
}

#marker-against .marker-label { color: var(--against); }
#marker-for     .marker-label { color: var(--for); }

/* ─── Columns ────────────────────────────────────────── */
.columns {
  display: flex;
  gap: 0;
  flex: 1;
  position: relative;
  z-index: 1;
}

.column {
  flex: 1;
  padding: 0 1.5rem;
  max-height: 60vh;
  overflow-y: auto;
  scrollbar-width: none;
}

.column::-webkit-scrollbar { display: none; }

.column--against { border-left: 1px solid var(--against-border); }
.column--for     { border-left: 1px solid var(--for-border);     }

.column-divider {
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.04) 20%, rgba(255,255,255,0.04) 80%, transparent);
  margin: 0 0.5rem;
  flex-shrink: 0;
}

.column-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1.2rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.debater-name {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.debater-name--against { color: var(--against); }
.debater-name--for     { color: var(--for);     }

.round-counter {
  font-family: var(--mono);
  font-size: 0.55rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

.column-body {
  font-family: var(--serif);
  font-size: 1.1rem;
  color: #a09a94;
  line-height: 1.7;
}

.column-body .turn {
  margin-bottom: 1.8rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  font-weight: 400;
}

.column-body .turn:last-child { border-bottom: none; }

.column-body .turn.streaming {
  color: var(--text-primary);
  font-weight: 400;
}

.column-body .turn.closing {
  font-style: italic;
  color: #c8c0b8;
  font-weight: 400;
}

/* ─── Cursor blink ───────────────────────────────────── */
@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.cursor {
  display: inline-block;
  width: 2px;
  height: 0.9em;
  background: currentColor;
  margin-left: 1px;
  vertical-align: text-bottom;
  animation: blink 0.9s step-end infinite;
}

/* ─── Column flash on new turn ───────────────────────── */
@keyframes column-flash {
  0%   { border-color: rgba(255,255,255,0.25); }
  100% { border-color: rgba(255,255,255,0.04); }
}

.column.flash--against {
  animation: column-flash 0.8s ease-out;
  border-left-color: var(--against);
}

.column.flash--for {
  animation: column-flash 0.8s ease-out;
  border-left-color: var(--for);
}

/* ─── Mute button ────────────────────────────────────── */
.mute-btn {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  color: var(--text-dim);
  padding: 0.35rem 0.7rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  border-radius: 1px;
  transition: color 0.2s, border-color 0.2s;
  z-index: 100;
}

.mute-btn:hover {
  color: var(--text-secondary);
  border-color: rgba(255,255,255,0.12);
}

/* ─── Completion ─────────────────────────────────────── */
#completion {
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  flex-direction: column;
}

/* ─── Verdict (Editorial) ────────────────────────────────── */
.verdict-content {
  max-width: 720px;
  width: 100%;
  padding: 3rem 2rem;
  position: relative;
  z-index: 1;
}

.verdict-eyebrow {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.verdict-headline {
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 6px;
}

.verdict-rule {
  width: 100%;
  height: 1px;
  background: var(--text-dim);
  margin: 16px 0;
  transform-origin: left;
}

.verdict-columns {
  display: flex;
  gap: 32px;
  margin-bottom: 24px;
}

.verdict-col {
  flex: 1;
  padding-left: 16px;
}

.verdict-col--against { border-left: 2px solid var(--against); }
.verdict-col--for     { border-left: 2px solid var(--for); }

.verdict-col-label {
  font-family: var(--mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.verdict-col-label--against { color: var(--against); }
.verdict-col-label--for     { color: var(--for); }

.verdict-col-text {
  font-family: var(--serif);
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.65;
}

.verdict-journey {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--text-secondary);
  margin-top: 10px;
}

.verdict-synopsis-label {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.verdict-synopsis {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 2.5rem;
}

/* ─── Verdict animations ─────────────────────────────────── */
@keyframes verdict-fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes verdict-draw {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

@keyframes verdict-slide-left {
  from { opacity: 0; transform: translateX(-20px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes verdict-slide-right {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

.verdict-anim {
  opacity: 0;
  animation: verdict-fade-up 0.6s ease-out forwards;
}

.verdict-rule.verdict-anim {
  animation-name: verdict-draw;
  animation-duration: 0.5s;
  animation-timing-function: ease-out;
  animation-fill-mode: forwards;
  opacity: 1;
  transform: scaleX(0);
}

.verdict-slide-left {
  animation-name: verdict-slide-left;
}

.verdict-slide-right {
  animation-name: verdict-slide-right;
}

.completion-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 1rem;
}

.action-btn {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-primary);
  padding: 0.7rem 1.4rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 1px;
  transition: background 0.2s, border-color 0.2s;
}

.action-btn:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.18);
}

.action-btn--ghost {
  background: transparent;
  border-color: rgba(255,255,255,0.06);
  color: var(--text-secondary);
}

.save-status {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--for);
  letter-spacing: 0.03em;
  word-break: break-all;
}

/* ─── Replay ────────────────────────────────────────── */
.turn.replay-fade {
  opacity: 0;
  transition: opacity 0.6s ease;
}

.turn.replay-fade.visible {
  opacity: 1;
}

.replay-controls {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  display: flex;
  gap: 0.4rem;
  z-index: 100;
}

.replay-btn {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  color: var(--text-dim);
  padding: 0.35rem 0.7rem;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  border-radius: 1px;
  transition: color 0.2s, border-color 0.2s;
}

.replay-btn:hover {
  color: var(--text-secondary);
  border-color: rgba(255,255,255,0.12);
}

.replay-progress {
  position: fixed;
  bottom: 3.5rem;
  left: 1.5rem;
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  z-index: 100;
}

/* ─── Turn summary ───────────────────────────────────────────────── */
.turn-summary {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: 0.6rem 0 0.6rem 0.8rem;
  margin: 0.8rem 0;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.turn-summary.visible { opacity: 1; }

.turn-summary--against { border-left: 2px solid var(--against); }
.turn-summary--for     { border-left: 2px solid var(--for); }

/* ─── Continue affordance ────────────────────────────────────────── */
.continue-wrap {
  position: fixed;
  top: 1.2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 1.2rem;
  background: rgba(7, 7, 15, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 2px;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 200;
}

.continue-wrap.visible { opacity: 1; }

.continue-btn {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text-dim);
  padding: 0.35rem 1.2rem;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 1px;
  transition: color 0.2s, border-color 0.2s;
}

.continue-btn:hover {
  color: var(--text-secondary);
  border-color: rgba(255,255,255,0.15);
}

.timer-bar {
  width: 120px;
  height: 2px;
  background: rgba(255,255,255,0.06);
  border-radius: 1px;
  overflow: hidden;
}

.timer-fill {
  height: 100%;
  width: 0%;
  background: var(--text-dim);
  transition: width 0.5s linear;
}

/* ─── Round divider ──────────────────────────────────────────────── */
.round-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.5rem 0;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.round-divider.visible { opacity: 1; }

.round-divider::before,
.round-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(255,255,255,0.06);
}

.round-divider-text {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  white-space: nowrap;
}