/* CSS Variables - Olympics.com Brand Colors */
:root {
  --olympic-blue-primary: #0072BB;
  --olympic-blue-dark: #14304D;
  --olympic-blue-deeper: #0C2340;
  --olympic-gold: #D4A843;
  --olympic-gold-light: #E8C97A;
  --olympic-white: #FFFFFF;
  --bg-light: #F8F9FA;
  --text-primary: #1A1A2E;
  --text-secondary: #5A6675;
  --text-muted: #8A95A3;
  --border-subtle: rgba(20, 48, 77, 0.08);
  --shadow-soft: 0 1px 3px rgba(0, 0, 0, 0.06), 0 4px 12px rgba(0, 0, 0, 0.04);
  --shadow-medium: 0 2px 8px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.1), 0 12px 32px rgba(0, 0, 0, 0.08);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  /* Mood-specific accent colors */
  --mood-energetic: #FF6B35;
  --mood-energetic-light: #FFF0EA;
  --mood-focused: #0072BB;
  --mood-focused-light: #E6F3FB;
  --mood-chill: #4ECDC4;
  --mood-chill-light: #E8F8F7;
  --mood-dramatic: #9B59B6;
  --mood-dramatic-light: #F4ECFB;
}

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

body {
  font-family: var(--font-body);
  background: linear-gradient(135deg, var(--bg-light) 0%, #e8eef3 100%);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  padding: 1rem;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
  max-width: 920px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* Header */
header {
  text-align: center;
  margin-bottom: 2.5rem;
}

header h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--olympic-blue-deeper);
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

header p {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 400;
  letter-spacing: 0.01em;
}

/* Mood Selector Section */
.mood-selector {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 2rem;
}

/* Mood Buttons */
.mood-btn {
  background: linear-gradient(135deg, #FFFFFF 0%, #F8F9FA 100%);
  border: 2px solid rgba(20, 48, 77, 0.12);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.25rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  box-shadow: var(--shadow-soft), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition:
    transform var(--transition-smooth),
    box-shadow var(--transition-smooth),
    border-color var(--transition-smooth),
    background var(--transition-smooth);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}

.mood-btn .icon {
  width: 2.25rem;
  height: 2.25rem;
  stroke-width: 2;
  transition: transform var(--transition-smooth), color var(--transition-smooth);
}

.mood-btn[data-mood="energetic"] .icon { color: var(--mood-energetic); }
.mood-btn[data-mood="focused"] .icon   { color: var(--mood-focused); }
.mood-btn[data-mood="chill"] .icon     { color: var(--mood-chill); }
.mood-btn[data-mood="dramatic"] .icon  { color: var(--mood-dramatic); }

.mood-btn:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  border-color: rgba(0, 114, 187, 0.25);
  background: linear-gradient(135deg, #FFFFFF 0%, #FAFBFC 100%);
}

.mood-btn:hover .icon {
  transform: scale(1.18);
}

.mood-btn[data-mood="energetic"]:hover {
  border-color: rgba(255, 107, 53, 0.3);
  box-shadow: 0 8px 20px rgba(255, 107, 53, 0.15), 0 4px 8px rgba(0, 0, 0, 0.06);
}

.mood-btn[data-mood="focused"]:hover {
  border-color: rgba(0, 114, 187, 0.3);
  box-shadow: 0 8px 20px rgba(0, 114, 187, 0.15), 0 4px 8px rgba(0, 0, 0, 0.06);
}

.mood-btn[data-mood="chill"]:hover {
  border-color: rgba(78, 205, 196, 0.3);
  box-shadow: 0 8px 20px rgba(78, 205, 196, 0.15), 0 4px 8px rgba(0, 0, 0, 0.06);
}

.mood-btn[data-mood="dramatic"]:hover {
  border-color: rgba(155, 89, 182, 0.3);
  box-shadow: 0 8px 20px rgba(155, 89, 182, 0.15), 0 4px 8px rgba(0, 0, 0, 0.06);
}

.mood-btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 114, 187, 0.2), var(--shadow-soft);
}

.mood-btn.active {
  transform: translateY(-2px);
  border-color: var(--olympic-blue-primary);
  color: var(--olympic-blue-primary);
  background: linear-gradient(135deg, var(--mood-focused-light) 0%, #FFFFFF 100%);
  box-shadow: 0 4px 14px rgba(0, 114, 187, 0.25), 0 2px 6px rgba(0, 0, 0, 0.06);
}

.mood-btn.active[data-mood="energetic"] {
  border-color: var(--mood-energetic);
  color: var(--mood-energetic);
  background: linear-gradient(135deg, var(--mood-energetic-light) 0%, #FFFFFF 100%);
  box-shadow: 0 4px 14px rgba(255, 107, 53, 0.25), 0 2px 6px rgba(0, 0, 0, 0.06);
}

.mood-btn.active[data-mood="focused"] {
  border-color: var(--mood-focused);
  color: var(--mood-focused);
  background: linear-gradient(135deg, var(--mood-focused-light) 0%, #FFFFFF 100%);
  box-shadow: 0 4px 14px rgba(0, 114, 187, 0.25), 0 2px 6px rgba(0, 0, 0, 0.06);
}

.mood-btn.active[data-mood="chill"] {
  border-color: var(--mood-chill);
  color: var(--mood-chill);
  background: linear-gradient(135deg, var(--mood-chill-light) 0%, #FFFFFF 100%);
  box-shadow: 0 4px 14px rgba(78, 205, 196, 0.25), 0 2px 6px rgba(0, 0, 0, 0.06);
}

.mood-btn.active[data-mood="dramatic"] {
  border-color: var(--mood-dramatic);
  color: var(--mood-dramatic);
  background: linear-gradient(135deg, var(--mood-dramatic-light) 0%, #FFFFFF 100%);
  box-shadow: 0 4px 14px rgba(155, 89, 182, 0.25), 0 2px 6px rgba(0, 0, 0, 0.06);
}

.mood-btn.active .icon {
  transform: scale(1.05);
}

/* Result Container */
.result-container {
  transition: opacity 0.3s ease;
}

/* Default State — Glassmorphism Container */
.default-state {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 200px;
}

/* Animated Gradient Mesh Background */
.gradient-mesh {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    var(--mood-energetic),
    var(--mood-focused),
    var(--mood-chill),
    var(--mood-dramatic),
    var(--mood-energetic)
  );
  background-size: 200% 200%;
  animation: gradientShift 15s ease-in-out infinite;
  opacity: 0.85;
  filter: blur(40px);
  border-radius: inherit;
}

/* Floating Icons Container */
.floating-icons {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

/* Floating Icon Base */
.floating-icon {
  position: absolute;
  width: 44px;
  height: 44px;
  opacity: 0.15;
  stroke-width: 1.5;
  will-change: transform, opacity;
}

/* Individual icon positions, colors, animations */
.floating-icon--energetic {
  color: var(--mood-energetic);
  top: 12%;
  left: 8%;
  animation: floatDrift1 20s ease-in-out infinite;
}

.floating-icon--focused {
  color: var(--mood-focused);
  top: 60%;
  right: 10%;
  animation: floatDrift2 18s ease-in-out infinite;
}

.floating-icon--chill {
  color: var(--mood-chill);
  bottom: 15%;
  left: 15%;
  animation: floatDrift3 22s ease-in-out infinite;
}

.floating-icon--dramatic {
  color: var(--mood-dramatic);
  top: 30%;
  right: 12%;
  animation: floatDrift4 19s ease-in-out infinite;
}

/* Frosted Glass Card */
.glass-card {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  padding: 2.5rem 2rem;
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* Glass Text */
.glass-card__text {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--olympic-blue-deeper);
  letter-spacing: -0.01em;
  line-height: 1.4;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.8), 0 2px 4px rgba(0, 0, 0, 0.1);
  animation: textGlow 3s ease-in-out infinite;
  will-change: text-shadow;
}

/* Bouncing Arrow Cue */
.glass-card__cue-icon {
  width: 26px;
  height: 26px;
  color: var(--olympic-blue-primary);
  opacity: 0.5;
  animation: bounceUp 2s ease-in-out infinite;
  will-change: transform;
  margin-bottom: 1rem;
}

/* Backdrop-filter fallback */
@supports not (backdrop-filter: blur(1px)) {
  .gradient-mesh {
    opacity: 0.2;
    filter: none;
  }
  .glass-card {
    background: rgba(255, 255, 255, 0.92);
  }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .gradient-mesh,
  .floating-icon,
  .glass-card__text,
  .glass-card__cue-icon {
    animation: none;
  }

}

/* Moment Card */
.moment-card {
  background: var(--olympic-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-medium);
  overflow: hidden;
  animation: fadeIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--border-subtle);
  position: relative;
  transition: opacity 0.3s ease;
}

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

@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  25%  { background-position: 50% 100%; }
  50%  { background-position: 100% 50%; }
  75%  { background-position: 50% 0%; }
  100% { background-position: 0% 50%; }
}

@keyframes floatDrift1 {
  0%, 100% { transform: translate(0, 0) rotate(0deg); opacity: 0.15; }
  25%      { transform: translate(15px, -20px) rotate(5deg); opacity: 0.25; }
  50%      { transform: translate(25px, -10px) rotate(-3deg); opacity: 0.2; }
  75%      { transform: translate(10px, -25px) rotate(7deg); opacity: 0.18; }
}

@keyframes floatDrift2 {
  0%, 100% { transform: translate(0, 0) rotate(0deg); opacity: 0.15; }
  30%      { transform: translate(-20px, 15px) rotate(-6deg); opacity: 0.22; }
  60%      { transform: translate(-10px, 25px) rotate(4deg); opacity: 0.2; }
  80%      { transform: translate(-25px, 10px) rotate(-5deg); opacity: 0.18; }
}

@keyframes floatDrift3 {
  0%, 100% { transform: translate(0, 0) rotate(0deg) scale(1); opacity: 0.15; }
  20%      { transform: translate(18px, 20px) rotate(8deg) scale(1.05); opacity: 0.2; }
  50%      { transform: translate(30px, 5px) rotate(-4deg) scale(1.02); opacity: 0.25; }
  80%      { transform: translate(12px, 18px) rotate(6deg) scale(1.03); opacity: 0.18; }
}

@keyframes floatDrift4 {
  0%, 100% { transform: translate(0, 0) rotate(0deg); opacity: 0.15; }
  35%      { transform: translate(-15px, -18px) rotate(-7deg); opacity: 0.23; }
  65%      { transform: translate(-25px, -25px) rotate(5deg); opacity: 0.2; }
  85%      { transform: translate(-18px, -12px) rotate(-4deg); opacity: 0.17; }
}

@keyframes textGlow {
  0%, 100% { text-shadow: 0 0 20px rgba(255, 255, 255, 0.8), 0 2px 4px rgba(0, 0, 0, 0.1); }
  50%      { text-shadow: 0 0 30px rgba(255, 255, 255, 1), 0 0 40px rgba(0, 114, 187, 0.15), 0 2px 4px rgba(0, 0, 0, 0.1); }
}

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

.moment-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.moment-image {
  transition: opacity 0.3s ease;
}

.moment-content {
  padding: 1.5rem;
}

.moment-mood {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--olympic-blue-primary);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.moment-headline {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--olympic-blue-deeper);
  margin-bottom: 0.75rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.moment-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.75;
}

/* Buttons */
.read-more-btn {
  display: inline-block;
  padding: 0.7rem 1.6rem;
  background: var(--olympic-blue-primary);
  color: var(--olympic-white);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 2px solid transparent;
  transition:
    background var(--transition-smooth),
    box-shadow var(--transition-smooth),
    transform var(--transition-smooth);
  box-shadow: 0 2px 6px rgba(0, 114, 187, 0.25);
}

.read-more-btn:hover {
  background: var(--olympic-blue-dark);
  box-shadow: 0 4px 14px rgba(0, 114, 187, 0.3);
  transform: translateY(-1px);
}

/* Ensure hidden attribute works even with display overrides */
.read-more-btn[hidden],
.article-details[hidden],
.slideshow-controls[hidden] {
  display: none;
}

.read-less-btn {
  display: inline-block;
  padding: 0.7rem 1.6rem;
  background: transparent;
  color: var(--olympic-blue-primary);
  border: 2px solid var(--olympic-blue-primary);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition:
    background var(--transition-smooth),
    transform var(--transition-smooth);
  margin-top: 1.5rem;
}

.read-less-btn:hover {
  background: rgba(0, 114, 187, 0.06);
  transform: translateY(-1px);
}

/* Article Details (expanded view) */
.article-details {
  padding: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  background: linear-gradient(180deg, rgba(248, 249, 250, 0.5) 0%, transparent 100%);
}

.article-author {
  font-style: normal;
  font-size: 0.9rem;
  color: var(--olympic-blue-dark);
  font-weight: 600;
  margin-bottom: 0.15rem;
  letter-spacing: 0.01em;
}

.article-date {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  letter-spacing: 0.01em;
}

.article-text p {
  font-size: 0.95rem;
  color: var(--text-primary);
  line-height: 1.85;
  margin-bottom: 1rem;
}

/* Slideshow Controls */
.slideshow-controls {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-top: 1px solid var(--border-subtle);
  background: rgba(248, 249, 250, 0.4);
}

.slide-nav {
  background: var(--olympic-blue-primary);
  color: var(--olympic-white);
  border: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  transition: all var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  box-shadow: 0 1px 4px rgba(0, 114, 187, 0.2);
}

.slide-nav:hover {
  background: var(--olympic-blue-dark);
  transform: scale(1.1);
}

.slide-indicators {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.slide-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 2px solid var(--olympic-blue-primary);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-smooth);
  padding: 0;
}

.slide-dot:hover {
  transform: scale(1.3);
}

.slide-dot.active {
  background: var(--olympic-blue-primary);
  transform: scale(1.35);
}

/* Error Message */
.error-message {
  text-align: center;
  padding: 2rem;
  background: #FEF7E0;
  border: 1px solid #E8D48B;
  border-radius: var(--radius-md);
  color: #7A6421;
  font-weight: 500;
}

/* Desktop Responsive Styles */
@media (min-width: 768px) {
  .container {
    padding: 3.5rem 2rem;
  }

  header {
    margin-bottom: 3rem;
  }

  header h1 {
    font-size: 2.75rem;
  }

  header p {
    font-size: 1.1rem;
  }

  .mood-selector {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
  }

  .mood-btn {
    padding: 2rem 1.5rem;
    gap: 0.75rem;
  }

  .mood-btn .icon {
    width: 2.75rem;
    height: 2.75rem;
  }

  .mood-btn span:last-child {
    font-size: 1.05rem;
  }

  .moment-card {
    display: flex;
    flex-direction: row-reverse;
    flex-wrap: wrap;
  }

  .moment-card img {
    width: 40%;
    height: auto;
    min-height: 300px;
  }

  .moment-content {
    width: 60%;
    padding: 2rem 2.25rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .moment-headline {
    font-size: 1.75rem;
  }

  .moment-description {
    font-size: 1.05rem;
  }

  .article-details {
    width: 100%;
    padding: 2rem 2.25rem;
  }

  .default-state {
    min-height: 240px;
  }

  .glass-card {
    min-height: 240px;
    padding: 3rem;
  }

  .glass-card__text {
    font-size: 1.7rem;
  }

  .floating-icon {
    width: 60px;
    height: 60px;
  }
}