/* ===== SLEEP WIND-DOWN PAGE ===== */

.sleep-body {
  margin: 0;
  overflow: hidden;
  background: #04040d;
}

/* Fullscreen canvas background */
.sleep-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

/* Nav override — semi-transparent */
.sleep-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(4, 4, 13, 0.55) !important;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(139, 124, 248, 0.06) !important;
}

/* Main wrapper */
.sleep-main {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---- SCREENS ---- */
.sleep-screen {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.9s ease;
}

.sleep-screen.active {
  opacity: 1;
  pointer-events: auto;
}

/* ========== INTRO SCREEN ========== */
.sleep-intro {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.4rem;
  max-width: 480px;
  width: 100%;
}

.sleep-icon {
  font-size: 3.2rem;
  line-height: 1;
  filter: drop-shadow(0 0 18px rgba(139, 124, 248, 0.5));
  animation: moonFloat 4s ease-in-out infinite;
}

@keyframes moonFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.sleep-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 5vw, 2.8rem);
  font-weight: 400;
  color: var(--text);
  margin: 0;
  letter-spacing: 0.02em;
}

.sleep-subtitle {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.65;
  margin: 0;
  max-width: 340px;
}

/* Stage preview row */
.sleep-stages {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: center;
}

.sleep-stage-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  background: rgba(139, 124, 248, 0.07);
  border: 1px solid rgba(139, 124, 248, 0.14);
  border-radius: 14px;
  padding: 0.9rem 1.1rem;
  min-width: 90px;
}

.sleep-stage-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(139, 124, 248, 0.18);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
}

.sleep-stage-name {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--text);
}

.sleep-stage-dur {
  font-size: 0.68rem;
  color: var(--muted);
  text-align: center;
}

.sleep-stage-sep {
  color: var(--muted);
  font-size: 1.1rem;
  opacity: 0.5;
}

/* Sound row */
.sleep-sound-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.sleep-sound-row select {
  background: rgba(17, 17, 34, 0.85);
  border: 1px solid rgba(139, 124, 248, 0.2);
  border-radius: 9px;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  padding: 0.38rem 0.75rem;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s;
}
.sleep-sound-row select:focus { border-color: var(--accent); }

/* Begin button */
.sleep-begin-btn {
  background: linear-gradient(135deg, var(--accent) 0%, #6b5fe0 100%);
  border: none;
  border-radius: 50px;
  color: #fff;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  padding: 0.85rem 2.8rem;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: opacity 0.2s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 24px rgba(139, 124, 248, 0.28);
}
.sleep-begin-btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(139, 124, 248, 0.4);
}

.sleep-note {
  font-size: 0.72rem;
  color: var(--muted);
  margin: 0;
  opacity: 0.7;
}

/* ========== STAGE HUD ========== */
.sleep-stage-hud {
  position: absolute;
  top: 5rem;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
}

.sleep-stage-badge {
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(139, 124, 248, 0.1);
  border: 1px solid rgba(139, 124, 248, 0.2);
  border-radius: 20px;
  padding: 0.28rem 0.85rem;
}

.sleep-time-left,
.sleep-cycle-info {
  font-size: 0.82rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

/* ========== STAGE 1: RELAX ========== */
.sleep-prompt-wrap {
  text-align: center;
  padding: 0 1.5rem;
  max-width: 520px;
}

.sleep-prompt {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 4vw, 2rem);
  color: var(--text);
  line-height: 1.5;
  margin: 0;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 1s ease, transform 1s ease;
}

.sleep-prompt.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Progress bar */
.sleep-bar-track {
  position: absolute;
  bottom: 4.5rem;
  left: 2rem;
  right: 2rem;
  height: 3px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 2px;
  overflow: hidden;
}

.sleep-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent2) 100%);
  border-radius: 2px;
  transition: width 1s linear;
}

/* ========== STAGE 2: BREATHE ========== */
.sleep-ring-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 260px;
  height: 260px;
}

.sleep-ring-svg {
  width: 260px;
  height: 260px;
  transform: rotate(-90deg);
}

.sleep-ring-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.05);
  stroke-width: 6;
}

.sleep-ring-prog {
  fill: none;
  stroke: var(--accent);
  stroke-width: 6;
  stroke-linecap: round;
  stroke-dasharray: 678.6;     /* 2 * PI * 108 */
  stroke-dashoffset: 678.6;
  transition: stroke-dashoffset 0.25s linear, stroke 0.8s ease;
}

.sleep-ring-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -60%);
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--text);
  font-weight: 400;
  letter-spacing: 0.04em;
  text-align: center;
  white-space: nowrap;
}

.sleep-ring-count {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, 30%);
  font-size: 2.6rem;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

/* ========== STAGE 3: DRIFT ========== */
.sleep-drift-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
}

.sleep-moon-icon {
  font-size: 4rem;
  animation: moonPulse 6s ease-in-out infinite;
  filter: drop-shadow(0 0 24px rgba(139, 124, 248, 0.45));
}

@keyframes moonPulse {
  0%, 100% { opacity: 1; filter: drop-shadow(0 0 24px rgba(139, 124, 248, 0.45)); }
  50%       { opacity: 0.75; filter: drop-shadow(0 0 40px rgba(139, 124, 248, 0.65)); }
}

.sleep-goodnight {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 300;
  color: var(--text);
  margin: 0;
  letter-spacing: 0.04em;
}

.sleep-drift-msg {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--muted);
  font-style: italic;
  margin: 0;
}

.sleep-drift-sub {
  font-size: 0.72rem;
  color: var(--muted);
  opacity: 0.55;
  letter-spacing: 0.04em;
}

/* ========== SKIP / END BUTTONS ========== */
.sleep-skip-btn,
.sleep-end-btn {
  position: absolute;
  bottom: 2.5rem;
  right: 2rem;
  background: none;
  border: 1px solid rgba(139, 124, 248, 0.18);
  border-radius: 20px;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  padding: 0.38rem 1rem;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: border-color 0.2s, color 0.2s;
}
.sleep-skip-btn:hover,
.sleep-end-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 480px) {
  .sleep-stages { gap: 0.4rem; }
  .sleep-stage-item { min-width: 75px; padding: 0.7rem 0.8rem; }
  .sleep-stage-sep { display: none; }
  .sleep-stage-hud { padding: 0 1rem; }
  .sleep-bar-track { left: 1rem; right: 1rem; }
  .sleep-ring-wrap { width: 220px; height: 220px; }
  .sleep-ring-svg  { width: 220px; height: 220px; }
  .sleep-ring-prog { stroke-dasharray: 565.5; stroke-dashoffset: 565.5; }
}

/* ===== WAKE / DREAM JOURNAL MODAL ===== */
.sleep-wake-modal {
  position: fixed;
  inset: 0;
  background: rgba(4, 4, 13, 0.88);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 1.5rem;
}

.sleep-wake-modal[hidden] { display: none; }

.sleep-wake-inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  max-width: 420px;
  width: 100%;
  text-align: center;
}

.sleep-wake-icon { font-size: 2.4rem; margin-bottom: 0.75rem; }
.sleep-wake-title { font-family: var(--font-serif); font-size: 1.6rem; margin: 0 0 0.4rem; }
.sleep-wake-sub { color: var(--muted); font-size: 0.88rem; margin: 0 0 1.5rem; }

.sleep-quality-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.sleep-quality-label { font-size: 0.82rem; color: var(--muted); }

.sleep-stars { display: flex; gap: 0.3rem; }

.sleep-star {
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--border);
  cursor: pointer;
  padding: 0;
  transition: color 0.15s ease, transform 0.1s ease;
}
.sleep-star:hover,
.sleep-star.active { color: #f0a500; }
.sleep-star:hover { transform: scale(1.15); }

.sleep-dream-input {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  padding: 0.75rem 1rem;
  resize: vertical;
  outline: none;
  margin-bottom: 1.5rem;
  box-sizing: border-box;
}
.sleep-dream-input:focus { border-color: var(--accent); }

.sleep-wake-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
}