/* ============================================
   Stillpoint — Design System CSS
   ============================================ */

:root {
  /* Colors — Light Mode (Morning + Mid-day) */
  --bg-primary: #FAFAF8;
  --bg-secondary: #F2F0EB;
  --bg-chat-user: #1A1A2E;
  --bg-chat-ai: #F2F0EB;
  --text-primary: #1A1A2E;
  --text-secondary: #6B6B7B;
  --text-on-dark: #FAFAF8;
  --accent: #C4956A;
  --accent-hover: #B3845C;
  --border: #E5E3DE;
  --success: #5C8A6B;
  --morning: #D4A76A;
  --midday: #7B8FA1;
  --evening: #8B7BA1;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --text-xs: 12px;
  --text-sm: 14px;
  --text-base: 16px;
  --text-lg: 18px;
  --text-xl: 24px;
  --text-2xl: 32px;

  /* Spacing (8px base) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-8: 48px;
  --space-12: 64px;
}

/* Evening mode overrides */
body.evening-mode {
  --bg-primary: #1A1A2E;
  --bg-secondary: #252540;
  --bg-chat-user: #C4956A;
  --bg-chat-ai: #252540;
  --text-primary: #E8E6E1;
  --text-secondary: #8B8B9B;
  --text-on-dark: #1A1A2E;
  --border: #3A3A55;
}

/* ============================================
   Reset & Base
   ============================================ */

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

html {
  height: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-primary);
  height: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Layout
   ============================================ */

.app-container {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  position: relative;
  background: var(--bg-primary);
}

@media (min-width: 768px) {
  body {
    background: #E8E6E1;
  }
  body.evening-mode {
    background: #0F0F1E;
  }
  .app-container {
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.06);
  }
}

.screen {
  min-height: 100vh;
}

.hidden {
  display: none !important;
}

/* ============================================
   Auth Screen
   ============================================ */

#screen-auth {
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-content {
  text-align: center;
  padding: var(--space-8);
}

.auth-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.auth-subtitle {
  font-size: var(--text-base);
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
}

.btn-google {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  background: white;
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: var(--text-base);
  font-family: var(--font-primary);
  font-weight: 500;
  cursor: pointer;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.btn-google:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transform: translateY(-1px);
}

.btn-google:active {
  transform: translateY(0);
}

/* ============================================
   Home Dashboard
   ============================================ */

.home-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-4);
  border-bottom: 1px solid var(--border);
}

.home-title {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-primary);
}

.home-greeting {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: var(--space-1);
}

.home-header-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  border-radius: 8px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-icon:hover {
  background: var(--bg-secondary);
}

/* Morning Review Card */

.review-card {
  margin: var(--space-4);
  margin-bottom: var(--space-2);
  background: linear-gradient(135deg, #F8F4EF 0%, #F2EDE5 100%);
  border-radius: 12px;
  padding: var(--space-5);
  border-left: 3px solid var(--accent);
}

.review-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.review-card-icon {
  font-size: var(--text-lg);
  color: var(--accent);
}

.review-card-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.review-card-body {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--text-primary);
}

.review-card-body .review-item {
  margin-bottom: var(--space-2);
}

.review-card-body .review-label {
  font-weight: 500;
  color: var(--text-secondary);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  display: block;
  margin-bottom: 2px;
}

.review-card-body .review-value {
  color: var(--text-primary);
}

.review-card-body .review-energy-arc {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.review-card-body .review-energy-number {
  font-weight: 600;
  font-size: var(--text-lg);
  color: var(--accent);
}

.review-card-body .review-energy-arrow {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.review-card-body .review-gratitude {
  font-style: italic;
  color: var(--text-primary);
  padding-left: var(--space-3);
  border-left: 2px solid var(--accent);
  margin-top: var(--space-2);
}

/* Evening mode: review card */
.evening-mode .review-card {
  background: linear-gradient(135deg, #1E1E38 0%, #252545 100%);
  border-left-color: var(--evening);
}

.evening-mode .review-card-icon {
  color: var(--evening);
}

.evening-mode .review-card-body .review-value,
.evening-mode .review-card-body .review-gratitude {
  color: var(--text-on-dark);
}

/* Ritual Cards */

.ritual-cards {
  padding: var(--space-4);
}

.ritual-card {
  background: var(--bg-secondary);
  border-radius: 12px;
  padding: var(--space-5);
  margin-bottom: var(--space-4);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  border-left: 3px solid var(--morning);
}

.ritual-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.ritual-card[data-ritual="midday"] {
  border-left-color: var(--midday);
}

.ritual-card[data-ritual="evening"] {
  border-left-color: var(--evening);
}

.ritual-card.completed {
  opacity: 0.7;
  border-left-color: var(--success);
}

.ritual-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.ritual-icon {
  font-size: var(--text-lg);
}

.ritual-label {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--text-primary);
  flex: 1;
}

.ritual-status {
  font-size: var(--text-xs);
  color: var(--success);
  font-weight: 500;
}

.ritual-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  padding-left: calc(var(--text-lg) + var(--space-2));
}

/* Daily Question */

.daily-question {
  text-align: center;
  padding: var(--space-6) var(--space-4);
  border-top: 1px solid var(--border);
  margin-top: var(--space-4);
}

.daily-question h3 {
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-5);
}

.daily-question-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
}

.btn-yes, .btn-no {
  padding: var(--space-4) var(--space-8);
  border-radius: 12px;
  font-size: var(--text-lg);
  font-weight: 500;
  font-family: var(--font-primary);
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease;
  min-width: 100px;
}

.btn-yes:hover, .btn-no:hover {
  transform: translateY(-1px);
}

.btn-yes {
  background: var(--success);
  color: white;
}

.btn-no {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

/* ============================================
   Chat Screen
   ============================================ */

.chat-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border-bottom: 1px solid var(--border);
  background: var(--bg-primary);
  position: sticky;
  top: 0;
  z-index: 10;
}

.btn-back {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
}

.btn-back:hover {
  background: var(--bg-secondary);
}

.chat-title {
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--text-primary);
}

.chat-messages {
  padding: var(--space-4);
  padding-bottom: calc(100px + env(safe-area-inset-bottom, 0px));
  min-height: calc(100vh - 140px);
  overflow-y: auto;
}

/* Chat Bubbles */

.chat-msg {
  padding: var(--space-3) var(--space-4);
  border-radius: 16px;
  max-width: 85%;
  margin-bottom: var(--space-3);
  font-size: var(--text-base);
  line-height: 1.6;
  letter-spacing: 0.01em;
  animation: fadeInUp 0.2s ease-out;
  word-wrap: break-word;
}

.chat-msg.user {
  background: var(--bg-chat-user);
  color: var(--text-on-dark);
  margin-left: auto;
  border-bottom-right-radius: 4px;
}

.chat-msg.assistant {
  background: var(--bg-chat-ai);
  color: var(--text-primary);
  margin-right: auto;
  border-bottom-left-radius: 4px;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Typing Indicator */

.typing-indicator {
  display: flex;
  gap: 4px;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-chat-ai);
  border-radius: 16px;
  width: fit-content;
  margin-bottom: var(--space-3);
}

.typing-dot {
  width: 8px;
  height: 8px;
  background: var(--text-secondary);
  border-radius: 50%;
  animation: typing 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-4px); }
}

/* Mid-day fixed closing (inline in chat) */

.midday-closing-inline {
  margin-top: var(--space-4);
  margin-bottom: var(--space-3);
  animation: fadeInUp 0.3s ease-out;
}

.midday-closing-inline p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.6;
  text-align: center;
  padding: var(--space-3) var(--space-4);
}

/* Chat Input */

.chat-input-container {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  background: var(--bg-primary);
  padding: var(--space-3) var(--space-4);
  padding-bottom: calc(var(--space-3) + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--border);
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
  z-index: 10;
}

.chat-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border);
  border-radius: 24px;
  font-size: var(--text-base);
  font-family: var(--font-primary);
  background: var(--bg-secondary);
  color: var(--text-primary);
  resize: none;
  max-height: 120px;
  line-height: 1.4;
}

.chat-input:focus {
  outline: none;
  border-color: var(--accent);
}

.chat-input::placeholder {
  color: var(--text-secondary);
}

.btn-send {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--accent);
  border: none;
  border-radius: 50%;
  color: white;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s ease;
}

.btn-send:hover {
  background: var(--accent-hover);
}

.btn-send:disabled {
  opacity: 0.5;
  cursor: default;
}

/* ============================================
   Buttons (shared)
   ============================================ */

.btn-primary {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 8px;
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-base);
  font-family: var(--font-primary);
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-base);
  font-family: var(--font-primary);
  cursor: pointer;
}

/* ============================================
   Energy Tap Widget
   ============================================ */

.energy-tap-card {
  background: var(--bg-secondary);
  border-radius: 16px;
  padding: var(--space-5);
  margin-bottom: var(--space-3);
  max-width: 85%;
  border-left: 3px solid var(--morning);
  animation: fadeInUp 0.3s ease-out;
}

.energy-tap-title {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  letter-spacing: 0.02em;
}

.energy-tap-slider-group {
  margin-bottom: var(--space-4);
}

.energy-tap-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
}

.energy-tap-label-text {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-primary);
}

.energy-tap-value {
  font-size: var(--text-sm);
  color: var(--accent);
  font-weight: 600;
  min-width: 28px;
  text-align: right;
}

.energy-tap-endpoints {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-1);
}

.energy-tap-endpoint {
  font-size: var(--text-xs);
  color: var(--text-secondary);
}

.energy-tap-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  outline: none;
  cursor: pointer;
}

.energy-tap-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

.energy-tap-range::-moz-range-thumb {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

.energy-tap-save {
  display: block;
  width: 100%;
  padding: var(--space-3);
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: var(--text-sm);
  font-weight: 500;
  font-family: var(--font-primary);
  cursor: pointer;
  transition: background 0.15s ease;
  margin-top: var(--space-2);
}

.energy-tap-save:hover {
  background: var(--accent-hover);
}

/* Energy tap summary (after saved) */
.energy-tap-summary {
  background: var(--bg-secondary);
  border-radius: 12px;
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-3);
  max-width: 85%;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  border-left: 3px solid var(--morning);
  animation: fadeInUp 0.2s ease-out;
}

.energy-tap-summary strong {
  color: var(--text-primary);
  font-weight: 500;
}

/* ============================================
   Ritual Complete Buttons (Morning + Evening)
   ============================================ */

.morning-complete,
.evening-complete {
  padding: var(--space-4);
  padding-bottom: 80px;
  text-align: center;
}

.btn-complete-ritual {
  display: inline-block;
  padding: var(--space-4) var(--space-6);
  background: var(--success);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: var(--text-base);
  font-weight: 500;
  font-family: var(--font-primary);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-complete-ritual:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(92, 138, 107, 0.3);
}

/* ============================================
   Gratitude Card (Evening)
   ============================================ */

.gratitude-card {
  background: var(--bg-secondary);
  border-radius: 16px;
  padding: var(--space-5);
  margin-bottom: var(--space-3);
  max-width: 85%;
  border-left: 3px solid var(--evening);
  animation: fadeInUp 0.3s ease-out;
}

.gratitude-title {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
  letter-spacing: 0.02em;
}

.gratitude-input {
  width: 100%;
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: var(--text-base);
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  resize: none;
  line-height: 1.5;
  margin-bottom: var(--space-3);
}

.gratitude-input:focus {
  outline: none;
  border-color: var(--evening);
}

.gratitude-input::placeholder {
  color: var(--text-secondary);
}

.gratitude-save {
  display: block;
  width: 100%;
  padding: var(--space-3);
  background: var(--evening);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: var(--text-sm);
  font-weight: 500;
  font-family: var(--font-primary);
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.gratitude-save:hover {
  opacity: 0.9;
}

.gratitude-summary {
  background: var(--bg-secondary);
  border-radius: 12px;
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-3);
  max-width: 85%;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  border-left: 3px solid var(--evening);
  animation: fadeInUp 0.2s ease-out;
}

.gratitude-summary strong {
  color: var(--text-primary);
  font-weight: 500;
}

/* ============================================
   Daily Question Inline (Evening Chat)
   ============================================ */

.daily-question-inline {
  background: var(--bg-secondary);
  border-radius: 16px;
  padding: var(--space-5);
  margin-bottom: var(--space-3);
  max-width: 85%;
  text-align: center;
  animation: fadeInUp 0.3s ease-out;
}

.dq-title {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.dq-buttons {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
}

.dq-btn {
  padding: var(--space-3) var(--space-6);
  border-radius: 12px;
  font-size: var(--text-base);
  font-weight: 500;
  font-family: var(--font-primary);
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease;
  min-width: 80px;
}

.dq-btn:hover {
  transform: translateY(-1px);
}

.dq-yes {
  background: var(--success);
  color: white;
}

.dq-no {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.dq-summary {
  background: var(--bg-secondary);
  border-radius: 12px;
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-3);
  max-width: 85%;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-style: italic;
  animation: fadeInUp 0.2s ease-out;
}

/* ============================================
   Utility
   ============================================ */

.fade-in {
  animation: fadeIn 0.15s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}