/* ==========================================================================
   AuraHypnose - Design System & Stylesheet (PWA Mobile & Desktop)
   ========================================================================== */

:root {
  --bg-space: #070a12;
  --bg-gradient: radial-gradient(circle at 50% 0%, #151b30 0%, #070a12 75%);
  --surface-card: rgba(18, 24, 38, 0.72);
  --surface-card-hover: rgba(26, 34, 54, 0.85);
  --surface-border: rgba(255, 255, 255, 0.08);
  --surface-border-active: rgba(45, 212, 191, 0.35);

  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --accent-teal: #2dd4bf;
  --accent-teal-glow: rgba(45, 212, 191, 0.25);
  --accent-purple: #a855f7;
  --accent-purple-glow: rgba(168, 85, 247, 0.25);
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-rose-glow: rgba(244, 63, 94, 0.3);

  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-stack);
  background: var(--bg-space);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  user-select: none;
}

/* App Container */
.app-container {
  max-width: 680px;
  margin: 0 auto;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  padding-bottom: 84px; /* Space for bottom nav */
}

/* Top App Header */
.app-header {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--surface-border);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(7, 10, 18, 0.85);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-purple));
  padding: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px var(--accent-teal-glow);
}

.brand-icon img {
  width: 100%;
  height: 100%;
  border-radius: inherit;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(to right, #fff, var(--text-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(45, 212, 191, 0.12);
  color: var(--accent-teal);
  padding: 2px 7px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(45, 212, 191, 0.25);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-icon {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon:hover {
  background: var(--surface-card-hover);
  border-color: var(--surface-border-active);
}

/* Category Filter Tabs (Pills) */
.category-pills {
  display: flex;
  gap: 10px;
  padding: 16px 20px 8px;
  overflow-x: auto;
  scrollbar-width: none;
}
.category-pills::-webkit-scrollbar { display: none; }

.pill-btn {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.pill-btn.active {
  background: rgba(45, 212, 191, 0.15);
  border-color: var(--accent-teal);
  color: #fff;
  box-shadow: 0 0 14px var(--accent-teal-glow);
}

.pill-btn.pill-performance.active {
  background: rgba(168, 85, 247, 0.15);
  border-color: var(--accent-purple);
  box-shadow: 0 0 14px var(--accent-purple-glow);
}

/* Main Content Views */
.view-section {
  display: none;
  padding: 16px 20px;
  flex: 1;
}

.view-section.active {
  display: block;
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Goal Setter Banner Card */
.goal-banner-card {
  background: linear-gradient(135deg, rgba(20, 27, 45, 0.85), rgba(30, 20, 50, 0.65));
  border: 1px solid rgba(168, 85, 247, 0.25);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.goal-banner-card::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, var(--accent-purple-glow), transparent 70%);
  pointer-events: none;
}

.goal-banner-title {
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  margin-bottom: 6px;
}

.goal-banner-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.goal-input-box {
  display: flex;
  gap: 8px;
  align-items: center;
  background: rgba(10, 14, 24, 0.8);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 6px 8px 6px 14px;
  transition: var(--transition);
}

.goal-input-box:focus-within {
  border-color: var(--accent-teal);
  box-shadow: 0 0 16px var(--accent-teal-glow);
}

.goal-input-box input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-main);
  font-size: 0.92rem;
  flex: 1;
}

.goal-input-box input::placeholder {
  color: var(--text-dim);
}

.btn-voice-mic {
  background: rgba(45, 212, 191, 0.15);
  border: 1px solid rgba(45, 212, 191, 0.3);
  color: var(--accent-teal);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-voice-mic.listening {
  background: var(--accent-rose);
  color: #fff;
  border-color: var(--accent-rose);
  animation: pulseMic 1.2s infinite;
}

@keyframes pulseMic {
  0% { transform: scale(1); box-shadow: 0 0 0 rgba(244, 63, 94, 0.5); }
  50% { transform: scale(1.08); box-shadow: 0 0 16px rgba(244, 63, 94, 0.8); }
  100% { transform: scale(1); box-shadow: 0 0 0 rgba(244, 63, 94, 0); }
}

/* Protocols Grid */
.section-title {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 14px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.protocols-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.protocol-card {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.protocol-card:hover {
  background: var(--surface-card-hover);
  border-color: var(--surface-border-active);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.protocol-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 8px;
}

.protocol-technique {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-teal);
}

.protocol-card.performance .protocol-technique {
  color: var(--accent-purple);
}

.protocol-duration {
  font-size: 0.76rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 3px 8px;
  border-radius: var(--radius-full);
}

.protocol-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.protocol-desc {
  font-size: 0.84rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 12px;
}

.protocol-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.protocol-tags {
  display: flex;
  gap: 6px;
}

.tag-badge {
  background: rgba(255, 255, 255, 0.04);
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--surface-border);
}

.protocol-play-btn {
  background: linear-gradient(135deg, var(--accent-teal), #0d9488);
  color: #070a12;
  font-weight: 700;
  border: none;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition);
}

.protocol-card.performance .protocol-play-btn {
  background: linear-gradient(135deg, var(--accent-purple), #9333ea);
  color: #fff;
}

.protocol-card:hover .protocol-play-btn {
  transform: scale(1.05);
}

/* ==========================================================================
   SESSION VIEW (Immersive Trance Mode)
   ========================================================================== */
.session-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  min-height: calc(100vh - 170px);
  padding: 10px 0;
  text-align: center;
}

.session-top-meta {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.session-protocol-tag {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-teal);
  background: rgba(45, 212, 191, 0.1);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.session-stage-progress {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* The Hypnotic Breathing Orb */
.orb-container {
  position: relative;
  width: 260px;
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 20px 0;
}

.breathing-orb {
  position: absolute;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, #5eead4 0%, #0d9488 60%, rgba(13, 148, 136, 0.1) 100%);
  box-shadow: 0 0 50px rgba(45, 212, 191, 0.45);
  transition: transform 3.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.orb-ripple {
  position: absolute;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  border: 1px solid rgba(45, 212, 191, 0.25);
  animation: pulseRipple 4s infinite linear;
}

.orb-ripple-2 {
  position: absolute;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  border: 1px dashed rgba(168, 85, 247, 0.2);
  animation: spinSlow 30s infinite linear;
}

@keyframes pulseRipple {
  0% { transform: scale(0.85); opacity: 0.8; }
  50% { transform: scale(1.1); opacity: 0.2; }
  100% { transform: scale(0.85); opacity: 0.8; }
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Breathing states triggered by pause/speech */
.orb-container.inhale .breathing-orb {
  transform: scale(1.4);
  background: radial-gradient(circle, #a855f7 0%, #7e22ce 60%, transparent 100%);
  box-shadow: 0 0 70px rgba(168, 85, 247, 0.55);
}

.orb-container.exhale .breathing-orb {
  transform: scale(0.9);
  background: radial-gradient(circle, #2dd4bf 0%, #0f766e 60%, transparent 100%);
  box-shadow: 0 0 35px rgba(45, 212, 191, 0.35);
}

.orb-center-label {
  position: relative;
  z-index: 10;
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
  pointer-events: none;
}

/* Transcript / Suggestion Display */
.session-text-display {
  max-width: 520px;
  min-height: 90px;
  font-size: 1.05rem;
  color: var(--text-main);
  line-height: 1.6;
  font-weight: 400;
  padding: 12px 18px;
  background: rgba(18, 24, 38, 0.45);
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border);
  margin-bottom: 20px;
  transition: opacity 0.3s ease;
}

.session-pause-indicator {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--accent-teal);
  margin-bottom: 14px;
}

.session-pause-indicator.active {
  display: flex;
}

.pause-spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(45, 212, 191, 0.2);
  border-top-color: var(--accent-teal);
  border-radius: 50%;
  animation: spinSlow 1s infinite linear;
}

/* Session Controls */
.session-controls {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
}

.controls-row-main {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn-session-control {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  color: var(--text-main);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-session-control:hover {
  background: var(--surface-card-hover);
  transform: scale(1.08);
}

.btn-session-playpause {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--accent-teal), #0d9488);
  color: #070a12;
  border: none;
  box-shadow: 0 0 24px var(--accent-teal-glow);
}

/* Emergency Grounding Button */
.btn-emergency-grounding {
  background: rgba(244, 63, 94, 0.12);
  border: 1px solid rgba(244, 63, 94, 0.35);
  color: #fda4af;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-emergency-grounding:hover {
  background: var(--accent-rose);
  color: #fff;
  border-color: var(--accent-rose);
  box-shadow: 0 0 20px var(--accent-rose-glow);
}

/* ==========================================================================
   CONFIG & GOAL SETUP MODAL / DRAWER
   ========================================================================== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(7, 10, 18, 0.85);
  backdrop-filter: blur(8px);
  z-index: 100;
  align-items: flex-end;
  justify-content: center;
}

@media (min-width: 600px) {
  .modal-overlay {
    align-items: center;
  }
}

.modal-overlay.active {
  display: flex;
  animation: fadeIn 0.25s ease;
}

.modal-dialog {
  background: #0f1423;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  width: 100%;
  max-width: 580px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 24px 20px 30px;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.6);
}

@media (min-width: 600px) {
  .modal-dialog {
    border-radius: var(--radius-lg);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.rating-slider-box {
  background: var(--surface-card);
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border);
}

.rating-score-display {
  display: flex;
  justify-content: space-between;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent-teal);
  margin-bottom: 10px;
}

.range-slider {
  width: 100%;
  accent-color: var(--accent-teal);
  cursor: pointer;
}

.radio-cards-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.radio-card-label {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 12px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.radio-card-label input {
  display: none;
}

.radio-card-label.selected {
  border-color: var(--accent-teal);
  background: rgba(45, 212, 191, 0.1);
  box-shadow: 0 0 14px var(--accent-teal-glow);
}

.radio-card-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
}

.radio-card-desc {
  font-size: 0.74rem;
  color: var(--text-muted);
}

.modal-btn-start {
  width: 100%;
  background: linear-gradient(135deg, var(--accent-teal), #0d9488);
  color: #070a12;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  padding: 14px;
  border-radius: var(--radius-md);
  cursor: pointer;
  margin-top: 14px;
  transition: var(--transition);
  box-shadow: 0 4px 20px var(--accent-teal-glow);
}

.modal-btn-start:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(45, 212, 191, 0.5);
}

/* ==========================================================================
   JOURNAL & STATS VIEW
   ========================================================================== */
.stats-cards-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: center;
}

.stat-number {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 2px;
}

.stat-number.teal { color: var(--accent-teal); }
.stat-number.purple { color: var(--accent-purple); }
.stat-number.amber { color: var(--accent-amber); }

.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.history-card {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.history-info-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 2px;
}

.history-info-meta {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.history-delta-badge {
  background: rgba(45, 212, 191, 0.12);
  color: var(--accent-teal);
  border: 1px solid rgba(45, 212, 191, 0.25);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

/* ==========================================================================
   SCIENCE & TECHNIQUES LIBRARY VIEW
   ========================================================================== */
.science-card {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  margin-bottom: 16px;
}

.science-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.science-author {
  font-size: 0.78rem;
  color: var(--accent-teal);
  margin-bottom: 10px;
  font-weight: 600;
}

.science-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 8px;
}

/* ==========================================================================
   AUDIO MIXER DRAWER
   ========================================================================== */
.mixer-slider-item {
  margin-bottom: 16px;
}

.mixer-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  margin-bottom: 6px;
  color: var(--text-muted);
}

/* ==========================================================================
   BOTTOM NAVIGATION BAR
   ========================================================================== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(7, 10, 18, 0.92);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--surface-border);
  z-index: 50;
  display: flex;
  justify-content: center;
}

.nav-inner {
  max-width: 680px;
  width: 100%;
  display: flex;
  justify-content: space-around;
  padding: 8px 10px;
}

.nav-item {
  background: transparent;
  border: none;
  color: var(--text-dim);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 0.72rem;
  font-weight: 500;
  cursor: pointer;
  padding: 6px 14px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.nav-item svg {
  width: 22px;
  height: 22px;
  transition: transform 0.2s;
}

.nav-item.active {
  color: var(--accent-teal);
}

.nav-item.active svg {
  transform: translateY(-2px);
  stroke: var(--accent-teal);
}

/* Active session glowing indicator on nav */
.nav-item.session-nav.pulse {
  color: var(--accent-teal);
}

.nav-item.session-nav.pulse svg {
  animation: pulseMic 1.5s infinite;
}