/* Style definitions for Seared - The Perfect Steak Timer */

:root {
  /* Color Palette (Premium Dark Steakhouse + Modern Clean) */
  --bg-dark: #0f1319;
  --bg-dark-rgb: 15, 19, 25;
  --bg-card: rgba(23, 29, 38, 0.7);
  --bg-card-hover: rgba(33, 41, 54, 0.85);
  --bg-card-active: rgba(43, 53, 69, 0.95);
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-color-hover: rgba(255, 255, 255, 0.18);
  --border-active: #f97316; /* Fire Amber */
  --border-active-rgb: 249, 115, 22;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-amber: #f59e0b;
  --accent-fire: #ea580c;
  --accent-red: #ef4444;
  --accent-pink: #ec4899;
  
  --font-serif: "Lora", Georgia, serif;
  --font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px rgba(249, 115, 22, 0.25);
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
}

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

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(234, 88, 12, 0.03) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(249, 115, 22, 0.02) 0%, transparent 45%);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

/* App Container */
.app-container {
  width: 100%;
  max-width: 800px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Header */
header {
  text-align: center;
  margin-bottom: 8px;
}

.logo h1 {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(to right, #ffffff, #f97316);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  margin-right: 6px;
}

.fire-icon {
  font-size: 2.2rem;
  vertical-align: middle;
  display: inline-block;
  animation: flame-pulse 2s infinite ease-in-out;
}

.subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-top: 4px;
  letter-spacing: 0.5px;
}

/* Cards (Glassmorphism balanced with Clean Styling) */
.card {
  background-color: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
  border-color: var(--border-color-hover);
}

.section-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
  color: var(--text-primary);
}

/* Form Styling */
.form-group {
  margin-bottom: 28px;
}

.group-label, label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.label-with-value {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.value-highlight {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--border-active);
}

.value-highlight .unit {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 400;
}

/* Grid Selections */
.grid-options {
  display: grid;
  gap: 12px;
}

.cuts-grid {
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
}

.col-3-grid {
  grid-template-columns: repeat(3, 1fr);
}

.col-4-grid {
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
}

.doneness-grid {
  grid-template-columns: repeat(5, 1fr);
}

@media (max-width: 600px) {
  .col-3-grid, .doneness-grid {
    grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  }
  .two-column-grid {
    grid-template-columns: 1fr !important;
  }
}

.two-column-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* Option Cards (Buttons) */
.option-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 10px;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  transition: all var(--transition-fast);
  width: 100%;
}

.option-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-hover);
  transform: translateY(-2px);
}

.option-card:active {
  transform: translateY(0);
}

.option-card.active {
  background: var(--bg-card-active);
  border-color: var(--border-active);
  box-shadow: 0 0 12px rgba(249, 115, 22, 0.15);
}

.card-icon {
  font-size: 1.5rem;
}

.card-name {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.2;
}

.card-desc {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.recommended-badge {
  background: rgba(249, 115, 22, 0.12);
  border: 1px solid rgba(249, 115, 22, 0.35);
  color: var(--border-active);
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 2px 6px;
  border-radius: 10px;
  margin-top: 4px;
  animation: fadeIn var(--transition-fast) forwards;
}

/* Doneness Colors */
.doneness-color {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: block;
}

.doneness-color.rare { background-color: #ef4444; box-shadow: 0 0 8px #ef4444; }
.doneness-color.med-rare { background-color: #ec4899; box-shadow: 0 0 8px #ec4899; }
.doneness-color.medium { background-color: #f43f5e; box-shadow: 0 0 8px #f43f5e; }
.doneness-color.med-well { background-color: #fda4af; box-shadow: 0 0 8px #fda4af; }
.doneness-color.well { background-color: #f1f5f9; box-shadow: 0 0 8px #f1f5f9; }

/* Thickness Range Slider */
.slider-container {
  position: relative;
  padding: 12px 0 24px 0;
}

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  outline: none;
  margin: 10px 0;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--border-active);
  box-shadow: 0 0 10px rgba(249, 115, 22, 0.5);
  cursor: pointer;
  transition: transform 0.1s;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.slider-ticks {
  display: flex;
  justify-content: space-between;
  padding: 0 4px;
  color: var(--text-muted);
  font-size: 0.75rem;
}

/* Buttons */
.btn {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all var(--transition-normal);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-fire), var(--border-active));
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

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

.btn-glow {
  animation: pulse-glow 2s infinite;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.btn-outline:hover {
  border-color: var(--text-secondary);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.02);
}

.btn-link {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  font-family: var(--font-sans);
  transition: color var(--transition-fast);
}

.btn-link:hover {
  color: var(--border-active);
}

.action-bar {
  display: flex;
  justify-content: flex-end;
  margin-top: 12px;
}

.reset-bar {
  justify-content: center;
  margin-top: 24px;
}

.btn-arrow {
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* Warning Banner */
.warning-banner {
  background: rgba(239, 68, 68, 0.1);
  border-left: 4px solid var(--accent-red);
  padding: 12px 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 16px 0 24px 0;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.warning-icon {
  font-size: 1.2rem;
  line-height: 1;
}

.warning-text {
  font-size: 0.82rem;
  color: #fca5a5;
  line-height: 1.5;
}

/* Cooking Plan Recommendation Details */
.plan-summary-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 24px;
  gap: 20px;
}

@media (max-width: 600px) {
  .plan-summary-box {
    flex-direction: column;
    align-items: flex-start;
  }
  .summary-meta {
    width: 100%;
    justify-content: space-between;
  }
}

#recommendation-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--border-active);
  margin-bottom: 6px;
}

#recommendation-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.summary-meta {
  display: flex;
  gap: 24px;
}

.meta-item {
  display: flex;
  flex-direction: column;
}

.meta-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
}

.meta-value {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.timeline-container h3, .tips-box h3 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

/* Timeline Layout */
.timeline {
  list-style: none;
  position: relative;
  padding-left: 28px;
  margin-bottom: 32px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background-color: var(--border-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 24px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: -28px;
  top: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background-color: var(--bg-dark);
  border: 2px solid var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: var(--text-secondary);
}

.timeline-item.active .timeline-marker {
  border-color: var(--border-active);
  background-color: var(--border-active);
  color: white;
  box-shadow: 0 0 8px rgba(249, 115, 22, 0.5);
}

.timeline-content {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.timeline-title {
  font-size: 0.95rem;
  font-weight: 600;
}

.timeline-description {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.timeline-time {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--border-active);
  white-space: nowrap;
}

/* Tips Box */
.tips-box {
  background: rgba(245, 158, 11, 0.03);
  border: 1px solid rgba(245, 158, 11, 0.1);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 24px;
}

#chef-tips-list {
  padding-left: 18px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Back links container */
.back-link-container {
  margin-bottom: 12px;
}

/* Section transitions */
.fade-in {
  animation: fadeIn var(--transition-normal) forwards;
}

.hidden {
  display: none !important;
}

/* Active Timer View */
.timer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.timer-status {
  font-size: 0.78rem;
  background-color: var(--border-color);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.timer-display-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 32px 0;
}

.circular-timer {
  position: relative;
  width: 280px;
  height: 280px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.progress-ring {
  position: absolute;
  top: 0;
  left: 0;
  transform: rotate(-90deg);
}

.progress-ring__circle {
  transition: stroke-dashoffset 0.1s linear;
  stroke: var(--border-active);
  filter: drop-shadow(0 0 6px rgba(249, 115, 22, 0.5));
}

.timer-numbers {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

#timer-clock {
  font-family: var(--font-sans);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -1px;
}

#timer-stage-title {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-secondary);
  margin-top: 6px;
  font-weight: 600;
}

.current-instructions {
  text-align: center;
  margin-bottom: 32px;
  padding: 0 10px;
}

#stage-desc-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--border-active);
  margin-bottom: 8px;
}

#stage-desc-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.5;
}

.timer-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin-bottom: 32px;
}

.btn-circle {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.02);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.btn-circle:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-hover);
  transform: scale(1.05);
}

.btn-circle:active {
  transform: scale(0.95);
}

.btn-circle.btn-large {
  width: 76px;
  height: 76px;
}

.btn-circle.btn-large .btn-icon {
  font-size: 1.5rem;
}

.btn-circle .btn-icon {
  font-size: 1.15rem;
  display: inline-block;
}

/* Timeline Mini (Under Timer) */
.timeline-mini {
  padding: 0 12px;
}

.progress-bar-steps {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-top: 12px;
}

.progress-bar-steps::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 2px;
  background-color: var(--border-color);
  z-index: 1;
}

.step-bubble {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: var(--bg-dark);
  border: 2px solid var(--text-muted);
  z-index: 2;
  position: relative;
  transition: all var(--transition-normal);
}

.step-bubble.completed {
  background-color: var(--border-active);
  border-color: var(--border-active);
  box-shadow: 0 0 6px var(--border-active);
}

.step-bubble.current {
  background-color: var(--text-primary);
  border-color: var(--border-active);
  box-shadow: 0 0 8px var(--border-active);
  transform: scale(1.2);
}

/* Footer */
footer {
  text-align: center;
  padding: 12px 0;
  color: var(--text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.5px;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes flame-pulse {
  0% {
    transform: scale(1) rotate(0);
    filter: drop-shadow(0 0 2px rgba(234, 88, 12, 0.3));
  }
  50% {
    transform: scale(1.08) rotate(-2deg);
    filter: drop-shadow(0 0 8px rgba(249, 115, 22, 0.7));
  }
  100% {
    transform: scale(1) rotate(0);
    filter: drop-shadow(0 0 2px rgba(234, 88, 12, 0.3));
  }
}

@keyframes pulse-glow {
  0% {
    box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(249, 115, 22, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(249, 115, 22, 0);
  }
}

/* Modal Overlay & Dialog styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(7, 10, 15, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 999;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  opacity: 1;
  transition: opacity var(--transition-normal);
}

.modal-overlay.hidden {
  display: none !important;
  opacity: 0;
}

.modal-card {
  background-color: #161b22;
  border: 1px solid var(--border-color-hover);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(0, 0, 0, 0.5);
  width: 100%;
  max-width: 600px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  padding: 28px;
  animation: fadeIn var(--transition-normal) forwards;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
  margin-bottom: 16px;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.close-btn:hover {
  color: var(--border-active);
}

.modal-body {
  overflow-y: auto;
  padding-right: 6px;
}

/* Scrollbar styling for modal */
.modal-body::-webkit-scrollbar {
  width: 6px;
}

.modal-body::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.02);
  border-radius: 3px;
}

.modal-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
  background: var(--border-active);
}