/* ==========================================================================
   Slider Puzzle — Showcase Stylesheet
   Theme: Royal Desert Oasis (Qatar Maroon & Metallic Gold)
   ========================================================================== */

:root {
  /* Brand & Maroon */
  --color-maroon-600: #8A1538;  /* Official Qatar Maroon (Primary CTA & Brand) */
  --color-maroon-500: #A61C46;  /* Vivid Maroon Hover */
  --color-maroon-700: #7C1130;  /* Deep Maroon */
  --color-maroon-900: #420819;  /* Dark Wine Glow */

  /* Accents */
  --color-gold-500: #D4AF37;    /* Metallic Regal Gold */
  --color-gold-400: #E5C158;    /* Radiant Gold Accent */
  --color-gold-300: #F3D982;    /* Champagne Highlights */
  --color-gold-200: #F9E9B8;    /* Pale Gold Glow */

  /* Surfaces & Backgrounds */
  --color-bg-base: #0A030C;     /* Ultra Dark Obsidian / Night Desert */
  --color-bg-surface: #130718;  /* Deep Surface */
  --color-card-surface: #1F0D27;/* Card Background */
  --color-card-border: #381A42; /* Card Subtle Border */
  --color-tile-bg: #25102F;     /* Interactive Tile Surface */
  --color-tile-stroke: #4F235E; /* Interactive Tile Stroke */

  /* Typography */
  --color-text-primary: #FFF9F0;   /* Warm Ivory White */
  --color-text-secondary: #D1B8DA; /* Soft Lavender Gray */
  --color-text-muted: #826991;     /* Subdued Accent */

  /* Status & Highlights */
  --color-accent-cyan: #00E5FF;
  --color-success-green: #00E676;

  /* Glassmorphism */
  --glass-bg: rgba(31, 13, 39, 0.72);
  --glass-border: rgba(212, 175, 55, 0.28);
  --gold-gradient: linear-gradient(135deg, #FFF9F0 20%, #F3D982 60%, #D4AF37 100%);
  --maroon-gradient: linear-gradient(135deg, #A61C46 0%, #8A1538 50%, #420819 100%);
  --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(138, 21, 56, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 85% 60%, rgba(212, 175, 55, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 50% 90%, rgba(66, 8, 25, 0.3) 0%, transparent 60%);
  background-attachment: fixed;
}

/* Typography Helpers */
h1, h2, h3, h4, .regal-font {
  font-family: 'Cinzel', 'Montserrat', serif, sans-serif;
  letter-spacing: 0.5px;
}

.gradient-gold-text {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

.gold-accent {
  color: var(--color-gold-400);
}

.maroon-accent {
  color: var(--color-maroon-500);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Common Section */
.showcase-section {
  padding: 90px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 56px;
}

.section-label-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 99px;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.35);
  color: var(--color-gold-300);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--color-text-secondary);
  font-size: 1.12rem;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
#hero {
  padding-top: 130px;
  padding-bottom: 70px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 50px;
}

.hero-content {
  z-index: 2;
}

.hero-content h1 {
  font-size: clamp(2.4rem, 4.8vw, 3.8rem);
  font-weight: 900;
  line-height: 1.15;
  margin: 16px 0 22px;
}

.hero-content .hero-lead {
  font-size: 1.18rem;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.btn-qatar-primary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--maroon-gradient);
  color: #FFF9F0;
  padding: 14px 30px;
  border-radius: 14px;
  font-weight: 700;
  font-size: 1.05rem;
  text-decoration: none;
  border: 1px solid var(--color-gold-400);
  box-shadow: 0 10px 30px rgba(138, 21, 56, 0.45);
  transition: var(--transition);
}

.btn-qatar-primary:hover {
  background: linear-gradient(135deg, #B92350 0%, #A61C46 50%, #560B22 100%);
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(212, 175, 55, 0.35);
  color: #FFF9F0;
}

.btn-qatar-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(31, 13, 39, 0.8);
  color: var(--color-gold-300);
  padding: 14px 26px;
  border-radius: 14px;
  font-weight: 600;
  font-size: 1.02rem;
  text-decoration: none;
  border: 1px solid var(--color-card-border);
  transition: var(--transition);
}

.btn-qatar-outline:hover {
  border-color: var(--color-gold-400);
  background: rgba(45, 17, 58, 0.95);
  color: #FFF9F0;
  transform: translateY(-3px);
}

.hero-meta-row {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.hero-meta-row span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Hero Mockup Frame */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-mockup-wrap {
  position: relative;
  max-width: 380px;
  width: 100%;
}

.hero-mockup-wrap img {
  width: 100%;
  height: auto;
  display: block;
  filter: drop-shadow(0 20px 45px rgba(0, 0, 0, 0.7));
  border-radius: 46px;
  transition: var(--transition);
}

.hero-mockup-wrap:hover img {
  transform: translateY(-6px) scale(1.02);
}

/* ==========================================================================
   Metrics Bar / Quick Proof Bar
   ========================================================================== */
.metrics-section {
  padding: 20px 0 60px;
}

.metrics-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px 24px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

.metric-item {
  text-align: center;
  position: relative;
}

.metric-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 15%;
  height: 70%;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--color-card-border), transparent);
}

.metric-number {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.1;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 6px;
}

.metric-label {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  font-weight: 600;
}

/* ==========================================================================
   Game Modes Showcase
   ========================================================================== */
.modes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.mode-card {
  background: var(--color-card-surface);
  border: 1px solid var(--color-card-border);
  border-radius: 22px;
  padding: 34px 28px;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.mode-card:hover {
  border-color: var(--color-gold-400);
  transform: translateY(-8px);
  box-shadow: 0 20px 44px rgba(138, 21, 56, 0.25);
}

.mode-icon-box {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: var(--maroon-gradient);
  border: 1px solid var(--color-gold-500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 22px;
  color: #FFF9F0;
  box-shadow: 0 6px 16px rgba(138, 21, 56, 0.4);
}

.mode-card h3 {
  font-size: 1.35rem;
  color: #FFF9F0;
  margin-bottom: 12px;
}

.mode-card p {
  color: var(--color-text-secondary);
  font-size: 0.98rem;
  margin-bottom: 16px;
}

.mode-why-badge {
  margin-top: auto;
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(10, 3, 12, 0.6);
  border-left: 3px solid var(--color-gold-400);
  font-size: 0.88rem;
  color: var(--color-gold-300);
}

/* ==========================================================================
   Custom Photo Creator Spotlight
   ========================================================================== */
.photo-spotlight-card {
  background: linear-gradient(135deg, rgba(31, 13, 39, 0.9) 0%, rgba(66, 8, 25, 0.45) 100%);
  border: 1px solid var(--color-gold-500);
  border-radius: 28px;
  padding: 56px 44px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
}

.photo-features-list {
  list-style: none;
  margin: 24px 0 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.photo-features-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  color: var(--color-text-primary);
  font-size: 1rem;
}

.photo-features-list li i {
  color: var(--color-gold-400);
  font-size: 1.25rem;
  margin-top: 3px;
}

.photo-step-diagram {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.step-box {
  background: rgba(19, 7, 24, 0.85);
  border: 1px solid var(--color-card-border);
  border-radius: 16px;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  gap: 18px;
  transition: var(--transition);
}

.step-box:hover {
  border-color: var(--color-gold-400);
  background: rgba(37, 16, 47, 0.9);
  transform: translateX(6px);
}

.step-number {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--maroon-gradient);
  border: 1px solid var(--color-gold-400);
  color: #FFF9F0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.step-text h4 {
  font-size: 1.05rem;
  color: var(--color-gold-300);
  margin-bottom: 4px;
}

.step-text p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Adaptive Difficulty Levels
   ========================================================================== */
.difficulties-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.diff-card {
  background: var(--color-card-surface);
  border: 1px solid var(--color-card-border);
  border-radius: 18px;
  padding: 28px 22px;
  text-align: center;
  transition: var(--transition);
}

.diff-card:hover {
  border-color: var(--color-gold-400);
  transform: translateY(-6px);
}

.diff-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 99px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
}

.badge-easy { background: rgba(0, 230, 118, 0.15); color: #00E676; border: 1px solid rgba(0, 230, 118, 0.4); }
.badge-medium { background: rgba(243, 217, 130, 0.15); color: #F3D982; border: 1px solid rgba(243, 217, 130, 0.4); }
.badge-hard { background: rgba(166, 28, 70, 0.25); color: #FF708F; border: 1px solid rgba(166, 28, 70, 0.6); }
.badge-extreme { background: rgba(124, 58, 237, 0.25); color: #C4B5FD; border: 1px solid rgba(124, 58, 237, 0.6); }

.diff-grid-size {
  font-size: 1.6rem;
  font-weight: 800;
  color: #FFF9F0;
  margin-bottom: 6px;
}

.diff-tiles {
  font-size: 0.9rem;
  color: var(--color-gold-300);
  margin-bottom: 14px;
}

.diff-desc {
  font-size: 0.86rem;
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Feature Cards Grid
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-item-card {
  background: var(--color-card-surface);
  border: 1px solid var(--color-card-border);
  border-radius: 20px;
  padding: 30px 26px;
  transition: var(--transition);
}

.feature-item-card:hover {
  border-color: var(--color-gold-400);
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4);
}

.feature-icon-circle {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(138, 21, 56, 0.25);
  border: 1px solid rgba(212, 175, 55, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-400);
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.feature-item-card h3 {
  font-size: 1.18rem;
  color: #FFF9F0;
  margin-bottom: 10px;
}

.feature-item-card p {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Technical Specs Table
   ========================================================================== */
.specs-table-card {
  background: var(--color-card-surface);
  border: 1px solid var(--color-card-border);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
}

.specs-table tr {
  border-bottom: 1px solid rgba(56, 26, 66, 0.7);
  transition: background 0.2s ease;
}

.specs-table tr:hover {
  background: rgba(37, 16, 47, 0.5);
}

.specs-table th,
.specs-table td {
  padding: 20px 28px;
  text-align: left;
}

.specs-table th {
  color: var(--color-gold-300);
  font-weight: 700;
  width: 32%;
  font-size: 0.98rem;
}

.specs-table td {
  color: var(--color-text-primary);
  font-size: 0.96rem;
}

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */
.faq-wrapper {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--color-card-surface);
  border: 1px solid var(--color-card-border);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover,
.faq-item.active {
  border-color: var(--color-gold-400);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 22px 26px;
  font-size: 1.08rem;
  font-weight: 700;
  color: #FFF9F0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: inherit;
}

.faq-icon {
  font-size: 1.1rem;
  color: var(--color-gold-400);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 26px;
  color: var(--color-text-secondary);
  font-size: 0.98rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 240px;
  padding-bottom: 22px;
}

/* ==========================================================================
   Bottom CTA Banner
   ========================================================================== */
.bottom-cta-banner {
  background: radial-gradient(circle at center, rgba(138, 21, 56, 0.4) 0%, rgba(19, 7, 24, 0.95) 70%);
  border: 1px solid var(--color-gold-400);
  border-radius: 28px;
  padding: 60px 40px;
  text-align: center;
  box-shadow: 0 20px 50px rgba(138, 21, 56, 0.3);
  margin-bottom: 40px;
}

.bottom-cta-banner h2 {
  font-size: clamp(2rem, 3.8vw, 2.8rem);
  margin-bottom: 16px;
}

.bottom-cta-banner p {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  max-width: 650px;
  margin: 0 auto 32px;
}

.play-badge-img {
  height: 60px;
  width: auto;
  transition: transform 0.25s ease;
}

.play-badge-img:hover {
  transform: scale(1.05);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-meta-row {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
  }

  .metrics-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

  .metric-item:nth-child(2)::after {
    display: none;
  }

  .photo-spotlight-card {
    grid-template-columns: 1fr;
    padding: 36px 24px;
  }

  .difficulties-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .metrics-bar {
    grid-template-columns: 1fr;
  }

  .metric-item::after {
    display: none !important;
  }

  .modes-grid {
    grid-template-columns: 1fr;
  }

  .difficulties-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .specs-table th,
  .specs-table td {
    padding: 14px 18px;
    display: block;
    width: 100%;
  }

  .specs-table th {
    padding-bottom: 4px;
    border-bottom: none;
  }

  .specs-table tr {
    border-bottom: 1px solid var(--color-card-border);
  }

  .bottom-cta-banner {
    padding: 40px 20px;
  }
}