/* ============================================
   Meditation Web App - Shulamit Teal Tech Design
   ============================================ */

:root {
  --teal-900: #0a2a2a;
  --teal-800: #0d3b3b;
  --teal-700: #115e5e;
  --teal-600: #148080;
  --teal-500: #17a2a2;
  --teal-400: #2dd4bf;
  --teal-300: #5eead4;
  --teal-200: #99f6e4;
  --teal-glow: rgba(45, 212, 191, 0.3);
  --teal-glow-strong: rgba(45, 212, 191, 0.5);

  --dark-bg: #091a1a;
  --card-bg: rgba(13, 59, 59, 0.6);
  --card-border: rgba(45, 212, 191, 0.15);
  --text-primary: #e0f7f7;
  --text-secondary: rgba(224, 247, 247, 0.6);
  --text-muted: rgba(224, 247, 247, 0.4);

  --shadow-glow: 0 0 30px rgba(45, 212, 191, 0.1);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);

  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
}

/* Reset */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Heebo', -apple-system, sans-serif;
  background: #0a1e1e url('/images/bg-circuit.jpg') center center / cover fixed no-repeat;
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  padding: var(--spacing-xl);
  position: relative;
  overflow-x: hidden;
}

/* No extra overlays needed - background image handles everything */
.wave-bg { display: none; }

/* ============================================
   Header
   ============================================ */

.header {
  text-align: center;
  padding: var(--spacing-xl) 0;
  margin-bottom: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

.logo { display: inline-block; }

.logo-icon {
  font-size: 5rem;
  display: block;
  margin-bottom: var(--spacing-md);
  filter: drop-shadow(0 0 20px var(--teal-glow));
  animation: float 3s ease-in-out infinite;
}

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

.logo-text {
  font-size: 2.5rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  text-shadow: 0 2px 10px rgba(0,0,0,0.5), 0 0 30px var(--teal-glow);
}

.subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 400;
  letter-spacing: 0.5px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

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

.main {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.container { width: 100%; }

/* ============================================
   Cards
   ============================================ */

.card {
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-card);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal-400), transparent);
  opacity: 0.5;
}

.card:hover {
  border-color: rgba(45, 212, 191, 0.3);
  box-shadow: var(--shadow-card), var(--shadow-glow);
  transform: translateY(-2px);
}

.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--teal-200);
  margin-bottom: var(--spacing-xl);
  text-align: right;
}

/* ============================================
   Forms
   ============================================ */

.meditation-form {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.form-label {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--teal-200);
  margin-bottom: var(--spacing-xs);
}

.form-input {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid rgba(45, 212, 191, 0.2);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s;
  background: rgba(9, 26, 26, 0.6);
  color: var(--text-primary);
}

.form-input:focus {
  outline: none;
  border-color: var(--teal-400);
  background: rgba(9, 26, 26, 0.8);
  box-shadow: 0 0 20px rgba(45, 212, 191, 0.1);
}

.form-input::placeholder {
  color: var(--text-muted);
}

/* Radio Groups */
.radio-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.875rem;
}

.radio-option { cursor: pointer; }
.radio-option input[type="radio"] { display: none; }

.radio-custom {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 1.25rem;
  border: 1px solid rgba(45, 212, 191, 0.15);
  border-radius: var(--radius-md);
  background: rgba(9, 26, 26, 0.5);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  min-height: 110px;
  font-weight: 500;
  color: var(--text-primary);
}

.radio-option input[type="radio"]:checked + .radio-custom {
  background: rgba(45, 212, 191, 0.1);
  border-color: var(--teal-400);
  box-shadow: 0 0 20px rgba(45, 212, 191, 0.15), inset 0 0 20px rgba(45, 212, 191, 0.05);
}

.radio-custom:hover {
  border-color: rgba(45, 212, 191, 0.4);
  background: rgba(45, 212, 191, 0.05);
  transform: translateY(-3px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.radio-icon {
  font-size: 2.75rem;
  transition: transform 0.2s;
}

.radio-option input[type="radio"]:checked + .radio-custom .radio-icon {
  transform: scale(1.15);
  filter: drop-shadow(0 0 10px var(--teal-glow));
}

.radio-label {
  font-size: 0.9rem;
  text-align: center;
  color: var(--text-primary);
  font-weight: 500;
}

.radio-option-small .radio-custom {
  flex-direction: row;
  min-height: auto;
  padding: 0.875rem 1rem;
  gap: var(--spacing-sm);
  justify-content: flex-start;
}

.radio-option-small .radio-icon { font-size: 1.25rem; }
.radio-option-small .radio-label { font-size: 0.95rem; }

/* Badge */
.badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  margin-right: var(--spacing-xs);
  background: linear-gradient(135deg, var(--teal-500), var(--teal-600));
  color: white;
  border-radius: 10px;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 0 10px var(--teal-glow);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  color: white;
}

.btn-primary {
  background: linear-gradient(135deg, var(--teal-600), var(--teal-500));
  box-shadow: 0 4px 20px rgba(45, 212, 191, 0.25);
  border: 1px solid rgba(45, 212, 191, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(45, 212, 191, 0.35);
  background: linear-gradient(135deg, var(--teal-500), var(--teal-400));
}

.btn-primary:active { transform: translateY(-1px); }

.btn-secondary {
  background: rgba(45, 212, 191, 0.1);
  color: var(--teal-300);
  border: 1px solid rgba(45, 212, 191, 0.2);
}

.btn-secondary:hover {
  background: rgba(45, 212, 191, 0.2);
  border-color: var(--teal-400);
}

.btn-outline {
  background: transparent;
  color: var(--teal-300);
  border: 1px solid var(--teal-400);
}

.btn-outline:hover {
  background: var(--teal-400);
  color: var(--dark-bg);
}

.action-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: var(--spacing-xl);
}

.action-buttons .btn { flex: 1; min-width: 200px; }

.btn-large {
  padding: 1.125rem var(--spacing-xl);
  font-size: 1.125rem;
  width: 100%;
  font-weight: 700;
}

.btn-icon-only {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--spacing-xs);
  transition: all 0.2s;
}

.btn-icon-only:hover { transform: scale(1.1); }

/* ============================================
   Results Section
   ============================================ */

.results-section {
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.success-card {
  background: rgba(45, 212, 191, 0.08);
  border: 1px solid var(--teal-400);
  text-align: center;
  box-shadow: 0 0 40px rgba(45, 212, 191, 0.1);
}

.success-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
}

.success-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--teal-300);
  margin: 0;
  text-shadow: 0 0 20px var(--teal-glow);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--teal-200);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.card-content { margin-top: var(--spacing-md); }

/* Meditation Text */
.meditation-text {
  white-space: pre-wrap;
  line-height: 2;
  padding: var(--spacing-lg);
  background: rgba(9, 26, 26, 0.6);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  max-height: 400px;
  overflow-y: auto;
  font-size: 1rem;
  border: 1px solid rgba(45, 212, 191, 0.1);
}

/* Audio Player */
.audio-player {
  width: 100%;
  margin-bottom: var(--spacing-md);
  border-radius: var(--radius-lg);
  filter: hue-rotate(160deg) saturate(1.5);
}

/* Meditation Image */
.meditation-image {
  width: 100%;
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--card-border);
}

/* Loading State */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  gap: var(--spacing-md);
  color: var(--text-secondary);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(45, 212, 191, 0.15);
  border-top-color: var(--teal-400);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  box-shadow: 0 0 15px var(--teal-glow);
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================
   Footer
   ============================================ */

.footer {
  text-align: center;
  padding: var(--spacing-xl) 0;
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

.footer-banner {
  text-align: center;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto var(--spacing-lg) auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3), 0 0 30px rgba(45, 212, 191, 0.1);
  border: 1px solid var(--card-border);
}

.footer-banner-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 16px;
}

/* ============================================
   Login / Password Screen
   ============================================ */

.login-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: #0a1e1e url('/images/bg-circuit.jpg') center center / cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  animation: fadeIn 0.5s ease;
}

.login-overlay::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(10, 30, 30, 0.4);
  pointer-events: none;
}

.login-overlay.hidden { display: none; }

.login-card {
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 3rem 2.5rem;
  text-align: center;
  max-width: 360px;
  width: 90%;
  animation: slideUp 0.6s ease;
  box-shadow: var(--shadow-card), 0 0 60px rgba(45, 212, 191, 0.08);
  position: relative;
  z-index: 1;
}

.login-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal-400), transparent);
  opacity: 0.6;
}

.login-icon {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  filter: drop-shadow(0 0 15px var(--teal-glow));
}

.login-title {
  color: var(--teal-200);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 20px var(--teal-glow);
}

.login-subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 2rem;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login-input {
  background: rgba(9, 26, 26, 0.6);
  border: 1px solid rgba(45, 212, 191, 0.2);
  border-radius: 12px;
  padding: 1rem;
  color: var(--teal-200);
  font-size: 1.2rem;
  text-align: center;
  letter-spacing: 0.3em;
  font-family: 'Heebo', sans-serif;
  outline: none;
  transition: all 0.3s;
}

.login-input:focus {
  border-color: var(--teal-400);
  box-shadow: 0 0 20px rgba(45, 212, 191, 0.15);
}

.login-input::placeholder {
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

.login-error {
  color: #f87171;
  font-size: 0.9rem;
  margin: 0;
  animation: shake 0.4s ease;
}

.login-btn { margin-top: 0.5rem; }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-8px); }
  75% { transform: translateX(8px); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
  body { padding: var(--spacing-md); }
  .logo-text { font-size: 2rem; }
  .logo-icon { font-size: 4rem; }
  .radio-group { grid-template-columns: repeat(2, 1fr); }
  .card { padding: 1.5rem; }
  .section-title { font-size: 1.25rem; }
}

@media (max-width: 480px) {
  .radio-group { grid-template-columns: 1fr; }
  .logo-text { font-size: 1.75rem; }
  .logo-icon { font-size: 3.5rem; }
  .card { padding: 1.25rem; }
}

/* ============================================
   Scrollbar
   ============================================ */

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark-bg); }
::-webkit-scrollbar-thumb { background: var(--teal-700); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--teal-500); }

/* ============================================
   Custom Type Container
   ============================================ */

#customTypeContainer {
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}