/* ==========================================================================
   Ice Skating Rink Finder — Promo Website Styles
   Theme extracted from Flutter app: Dark ice aesthetic with cyan/blue accents
   ========================================================================== */

:root {
  /* Background gradient */
  --color-bg-start: #04091E;
  --color-bg-mid: #081630;
  --color-bg-end: #0D2150;
  --color-bg-tail: #071630;

  /* Brand / accent */
  --color-primary: #22D3EE;
  --color-secondary: #38BDF8;
  --color-accent-purple: #818CF8;
  --color-accent-green: #34D399;
  --color-warning: #FBBF24;
  --color-danger: #F87171;

  /* CTA gradient */
  --color-cta-start: #22D3EE;
  --color-cta-end: #2563EB;

  /* Text */
  --color-text-primary: #FFFFFF;
  --color-text-secondary: rgba(148, 220, 255, 0.8);
  --color-text-muted: rgba(148, 220, 255, 0.6);
  --color-text-dim: rgba(148, 220, 255, 0.4);

  /* Surfaces */
  --color-card-bg: rgba(255, 255, 255, 0.07);
  --color-card-border: rgba(148, 220, 255, 0.12);
  --color-glass-bg: rgba(255, 255, 255, 0.06);
  --color-glass-high: rgba(255, 255, 255, 0.08);

  /* Tab / nav bar */
  --color-nav-bg: rgba(4, 12, 35, 0.92);
  --color-nav-border: rgba(148, 220, 255, 0.15);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 999px;

  /* Fonts */
  --font-heading: 'Fugaz One', cursive;
  --font-body: 'Lato', sans-serif;
}

/* ==========================================================================
   Base
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-primary);
  background: linear-gradient(160deg, var(--color-bg-start) 0%, var(--color-bg-mid) 30%, var(--color-bg-end) 70%, var(--color-bg-tail) 100%);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.3;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--color-secondary);
}

img {
  max-width: 100%;
  height: auto;
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-nav-border);
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-text-primary);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-logo .logo-icon {
  font-size: 1.5rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
  background: rgba(34, 211, 238, 0.1);
}

/* Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  margin: 5px 0;
  transition: all 0.3s ease;
  border-radius: 2px;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
    border-bottom: 1px solid var(--color-nav-border);
    transform: translateY(-120%);
    transition: transform 0.3s ease;
    opacity: 0;
    pointer-events: none;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    display: block;
    padding: 12px 16px;
    font-size: 1rem;
  }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  padding: 120px 24px 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
  max-width: 1200px;
  margin: 0 auto;
  min-height: 90vh;
}

.hero-content {
  flex: 1;
  max-width: 540px;
}

.hero-content h1 {
  font-size: 2.75rem;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content .subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-device {
  flex-shrink: 0;
  max-width: 300px;
}

@media (max-width: 900px) {
  .hero {
    flex-direction: column-reverse;
    text-align: center;
    padding-top: 100px;
    min-height: auto;
    gap: 40px;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-device {
    max-width: 220px;
  }
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  text-align: center;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  line-height: 1.4;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-cta-start), var(--color-cta-end));
  color: #fff;
  box-shadow: 0 4px 20px rgba(34, 211, 238, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(34, 211, 238, 0.5);
  color: #fff;
}

.btn-secondary {
  background: var(--color-card-bg);
  color: var(--color-text-primary);
  border: 1px solid var(--color-card-border);
}

.btn-secondary:hover {
  background: var(--color-glass-high);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ==========================================================================
   Device Mockup
   ========================================================================== */

.device-mockup {
  position: relative;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
}

.device-frame {
  position: relative;
  background: linear-gradient(145deg, #1a2a4a, #0a1428);
  border-radius: 36px;
  padding: 12px;
  box-shadow:
    0 0 0 2px rgba(148, 220, 255, 0.15),
    0 20px 60px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.device-frame .device-notch {
  width: 100px;
  height: 6px;
  background: #0a1428;
  border-radius: 10px;
  margin: 0 auto 8px;
}

.device-frame img {
  width: 100%;
  border-radius: 24px;
  display: block;
}

.device-glow {
  position: absolute;
  top: -30px;
  left: -30px;
  right: -30px;
  bottom: -30px;
  background: radial-gradient(ellipse at center, rgba(34, 211, 238, 0.12), transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* ==========================================================================
   Sections
   ========================================================================== */

.section {
  padding: 80px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-size: 2rem;
  margin-bottom: 12px;
  color: var(--color-text-primary);
}

.section-header p {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

.section-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  margin: 16px auto 0;
  border-radius: 2px;
}

/* ==========================================================================
   Feature Blocks (alternating)
   ========================================================================== */

.feature-block {
  display: flex;
  align-items: center;
  gap: 48px;
  margin-bottom: 64px;
}

.feature-block:nth-child(even) {
  flex-direction: row-reverse;
}

.feature-block .feature-icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.feature-block .feature-text {
  flex: 1;
  text-align: left;
}

.feature-block .feature-text h3 {
  font-size: 1.4rem;
  margin-bottom: 8px;
  color: var(--color-text-primary);
}

.feature-block .feature-text p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

@media (max-width: 768px) {
  .feature-block,
  .feature-block:nth-child(even) {
    flex-direction: row;
    text-align: left;
    gap: 16px;
  }

  .feature-block .feature-icon {
    width: 56px;
    height: 56px;
    min-width: 56px;
    font-size: 1.5rem;
  }

  .feature-block .feature-text {
    text-align: left;
  }

  .feature-block .feature-text h3 {
    font-size: 1.15rem;
  }
}

/* Feature icon color variants */
.icon-cyan { background: rgba(34, 211, 238, 0.15); }
.icon-blue { background: rgba(56, 189, 248, 0.15); }
.icon-purple { background: rgba(129, 140, 248, 0.15); }
.icon-green { background: rgba(52, 211, 153, 0.15); }
.icon-yellow { background: rgba(251, 191, 36, 0.15); }
.icon-red { background: rgba(248, 113, 113, 0.15); }

/* ==========================================================================
   Screenshot Carousel
   ========================================================================== */

.screenshots-section {
  padding: 60px 24px;
  max-width: 1100px;
  margin: 0 auto;
  overflow: hidden;
}

.carousel-container {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  height: 380px;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100%;
  align-items: center;
}

.carousel-slide {
  min-width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
}

.carousel-slide .device-mockup {
  max-width: 220px;
}

.carousel-slide .slide-caption {
  margin-top: 12px;
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

/* Carousel controls */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  color: var(--color-text-primary);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 10;
  backdrop-filter: blur(10px);
}

.carousel-btn:hover {
  background: rgba(34, 211, 238, 0.15);
  border-color: var(--color-primary);
}

.carousel-btn.prev { left: 0; }
.carousel-btn.next { right: 0; }

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-text-dim);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.carousel-dot.active {
  background: var(--color-primary);
  width: 24px;
  border-radius: 4px;
}

@media (max-width: 768px) {
  .carousel-container {
    height: 320px;
  }

  .carousel-slide .device-mockup {
    max-width: 180px;
  }

  .carousel-btn {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }
}

/* ==========================================================================
   Stats Bar
   ========================================================================== */

.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 48px 24px;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

@media (max-width: 480px) {
  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

.stat-item {
  text-align: center;
}

.stat-item .stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-primary);
  display: block;
}

.stat-item .stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */

.cta-section {
  text-align: center;
  padding: 80px 24px;
  max-width: 700px;
  margin: 0 auto;
}

.cta-section h2 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.cta-section p {
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

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

.site-footer {
  border-top: 1px solid var(--color-card-border);
  padding: 60px 24px 32px;
  max-width: 1100px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-links h4 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--color-card-border);
  color: var(--color-text-dim);
  font-size: 0.8rem;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: left;
  }
}

/* ==========================================================================
   Content Pages (Privacy, Terms, Contact)
   ========================================================================== */

.page-header {
  padding: 100px 24px 40px;
  text-align: center;
}

.page-header h1 {
  font-size: 2.25rem;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-header .page-subtitle {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.content-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px 80px;
  text-align: left;
}

.content-container h2 {
  font-size: 1.5rem;
  margin-top: 40px;
  margin-bottom: 16px;
  color: var(--color-primary);
}

.content-container h3 {
  font-size: 1.15rem;
  margin-top: 28px;
  margin-bottom: 12px;
  color: var(--color-text-primary);
}

.content-container p {
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  line-height: 1.8;
  font-size: 0.95rem;
}

.content-container ul,
.content-container ol {
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  padding-left: 24px;
  line-height: 1.8;
  font-size: 0.95rem;
}

.content-container li {
  margin-bottom: 8px;
}

@media (max-width: 480px) {
  .content-container h2 {
    font-size: 1.25rem;
    word-break: break-word;
  }

  .content-container h3 {
    font-size: 1.05rem;
  }
}

.content-container a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: rgba(34, 211, 238, 0.3);
  text-underline-offset: 3px;
}

.content-container a:hover {
  text-decoration-color: var(--color-primary);
}

.content-container strong {
  color: var(--color-text-primary);
}

/* ==========================================================================
   Contact Form
   ========================================================================== */

.contact-card {
  max-width: 640px;
  margin: 0 auto 80px;
  padding: 40px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  background: var(--color-glass-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.3s ease;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.1);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group input[type="file"] {
  padding: 10px 14px;
  cursor: pointer;
}

.form-group input[type="file"]::file-selector-button {
  background: linear-gradient(135deg, var(--color-cta-start), var(--color-cta-end));
  color: #fff;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  margin-right: 12px;
}

.form-submit {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
}

.form-message {
  display: none;
  text-align: center;
  padding: 16px;
  border-radius: var(--radius-lg);
  margin-top: 16px;
  font-weight: 600;
}

.form-message.success {
  display: block;
  background: rgba(52, 211, 153, 0.15);
  color: var(--color-accent-green);
  border: 1px solid rgba(52, 211, 153, 0.3);
}

@media (max-width: 640px) {
  .contact-card {
    margin: 0 16px 40px;
    padding: 24px;
  }
}

/* Ensure content pages fill viewport */
.page-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.page-wrapper > .site-footer {
  margin-top: auto;
}

/* ==========================================================================
   Lightbox
   ========================================================================== */

.lightbox-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(4, 9, 30, 0.95);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.lightbox-overlay.active {
  display: flex;
}

.lightbox-overlay img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  color: var(--color-text-primary);
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   Privacy Button (Flutter integration)
   ========================================================================== */

.privacy-accept-btn {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  padding: 20px 24px 28px;
  background: linear-gradient(to top, var(--color-bg-start) 60%, transparent);
  text-align: center;
}

.privacy-accept-btn.hidden {
  display: none;
}

.accept-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 48px;
  background: linear-gradient(135deg, var(--color-cta-start), var(--color-cta-end));
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(34, 211, 238, 0.4);
  transition: all 0.3s ease;
  min-width: 200px;
  text-align: center;
}

.accept-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(34, 211, 238, 0.6);
}

/* ==========================================================================
   Utilities & Animations
   ========================================================================== */

.glass-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
}

/* Snowflake decorations */
.snowflake-bg {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.snowflake {
  position: absolute;
  color: rgba(148, 220, 255, 0.08);
  font-size: 1.2rem;
  animation: snowfall linear infinite;
}

@keyframes snowfall {
  0% {
    transform: translateY(-10vh) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(110vh) rotate(360deg);
    opacity: 0.3;
  }
}

/* Blur-up loading */
.img-loading {
  filter: blur(5px);
  transition: filter 0.4s ease;
}

.img-loaded {
  filter: blur(0);
}

/* Page wrapper */
.page-wrapper {
  position: relative;
  z-index: 1;
  padding-bottom: 40px;
}