/* ============================================
   Berlin Furries — Style Sheet
   ============================================ */

/* --- Custom Properties / Theme --- */
:root {
  /* Pastel palette */
  --pink: #ffc3d0;
  --pink-deep: #ff8fab;
  --lavender: #b48eed;
  --lavender-deep: #9065d1;
  --mint: #a8edea;
  --mint-deep: #6dcfc3;
  --sky: #8ec5fc;
  --sky-deep: #5a9fe6;
  --peach: #ffecd2;
  --peach-deep: #fcb69f;
  --yellow: #f6d365;

  /* Functional colors */
  --bg: #fef9ff;
  --bg-alt: #f5eeff;
  --text: #3d2c5e;
  --text-light: #6b5a8a;
  --text-muted: #9685b5;
  --card-bg: #ffffff;
  --card-shadow: rgba(180, 142, 237, 0.15);
  --card-hover-shadow: rgba(180, 142, 237, 0.3);
  --nav-bg: rgba(254, 249, 255, 0.92);
  --nav-border: rgba(180, 142, 237, 0.15);

  /* Typography */
  --font: 'Quicksand', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 20px;
  --radius-sm: 12px;
  --radius-xs: 8px;

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Dark Mode */
[data-theme="dark"] {
  --bg: #1a1128;
  --bg-alt: #231638;
  --text: #e8dff5;
  --text-light: #c4b5de;
  --text-muted: #8a7aaa;
  --card-bg: #2a1d42;
  --card-shadow: rgba(0, 0, 0, 0.3);
  --card-hover-shadow: rgba(180, 142, 237, 0.25);
  --nav-bg: rgba(26, 17, 40, 0.95);
  --nav-border: rgba(180, 142, 237, 0.2);
  --pink: #ff8fab;
  --lavender: #c9a5f5;
  --mint: #7ee0d9;
  --sky: #7ab8f5;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  transition: background-color var(--transition), color var(--transition);
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--lavender);
  color: #fff;
  padding: 0.8rem 1.5rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  z-index: 10000;
  font-weight: 600;
  text-decoration: none;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 0;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Section Base */
.section {
  padding: 6rem 0;
  position: relative;
}

.section:nth-child(even) {
  background-color: var(--bg-alt);
}

.section-title {
  text-align: center;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
}

.paw-deco {
  font-size: 0.7em;
  display: inline-block;
  animation: pawRotate 3s ease-in-out infinite;
}

.section-title .paw-deco:last-child {
  animation-delay: 1.5s;
  transform: scaleX(-1);
}

@keyframes pawRotate {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-10deg); }
  75% { transform: rotate(10deg); }
}

.section-intro {
  text-align: center;
  font-size: 1.15rem;
  color: var(--text-light);
  max-width: 650px;
  margin: 0 auto 3rem;
  line-height: 1.8;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--nav-border);
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 4px 30px var(--card-shadow);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: transform var(--transition);
}

.nav-logo:hover {
  transform: scale(1.05);
}

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

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
}

.nav-menu a {
  color: var(--text-light);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--lavender-deep);
  background: rgba(180, 142, 237, 0.1);
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.hamburger {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--text);
  border-radius: 3px;
  position: relative;
  transition: background var(--transition);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 26px;
  height: 3px;
  background: var(--text);
  border-radius: 3px;
  transition: transform var(--transition);
}

.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }

.nav-toggle[aria-expanded="true"] .hamburger {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
  transform: rotate(45deg) translate(5px, 6px);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* Theme Toggle */
.theme-toggle {
  background: var(--bg-alt);
  border: 2px solid var(--nav-border);
  border-radius: 50%;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  transition: transform var(--transition-bounce), background var(--transition);
}

.theme-toggle:hover {
  transform: scale(1.15) rotate(15deg);
  background: rgba(180, 142, 237, 0.15);
}

/* ============================================
   Hero
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg) 0%, #f0e6ff 30%, #ffe6f0 60%, #e6f7ff 100%);
  padding: 6rem 1.5rem 3rem;
}

[data-theme="dark"] .hero {
  background: linear-gradient(135deg, var(--bg) 0%, #2d1a4e 30%, #3a1a35 60%, #1a2a3e 100%);
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: clamp(3rem, 10vw, 7rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.title-line {
  display: block;
}

.title-line.accent {
  background: linear-gradient(135deg, var(--pink-deep), var(--lavender), var(--sky));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 0.8rem;
}

.paw-bounce {
  display: inline-block;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-tagline {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, var(--lavender), var(--pink-deep));
  color: #ffffff;
  font-size: 1.2rem;
  font-weight: 700;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  text-decoration: none;
  transition: transform var(--transition-bounce), box-shadow var(--transition);
  box-shadow: 0 8px 30px rgba(180, 142, 237, 0.35);
}

.hero-cta:hover,
.hero-cta:focus-visible {
  transform: scale(1.08);
  box-shadow: 0 12px 40px rgba(180, 142, 237, 0.5);
}

.hero-cta .paw-icon {
  font-size: 1.4rem;
  animation: bounce 2s ease-in-out infinite;
}

/* Floating Paws */
.floating-paw {
  position: absolute;
  font-size: clamp(1.5rem, 4vw, 3rem);
  left: var(--x);
  top: var(--y);
  opacity: 0.15;
  animation: floatPaw 6s ease-in-out infinite;
  animation-delay: var(--delay);
  pointer-events: none;
}

[data-theme="dark"] .floating-paw {
  opacity: 0.1;
}

@keyframes floatPaw {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-20px) rotate(10deg); }
  66% { transform: translateY(10px) rotate(-5deg); }
}

/* Scroll Hint */
.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-arrow {
  display: block;
  font-size: 1.5rem;
  color: var(--text-muted);
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(10px); opacity: 0.5; }
}

/* ============================================
   About
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.about-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  box-shadow: 0 4px 20px var(--card-shadow);
  transition: transform var(--transition-bounce), box-shadow var(--transition);
}

.about-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px var(--card-hover-shadow);
}

.about-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.about-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  color: var(--lavender-deep);
}

[data-theme="dark"] .about-card h3 {
  color: var(--lavender);
}

.about-card p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ============================================
   Events
   ============================================ */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.event-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 1.8rem;
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  box-shadow: 0 4px 20px var(--card-shadow);
  transition: transform var(--transition-bounce), box-shadow var(--transition);
  border-left: 4px solid var(--lavender);
}

.event-card:nth-child(2) { border-left-color: var(--pink-deep); }
.event-card:nth-child(3) { border-left-color: var(--sky); }
.event-card:nth-child(4) { border-left-color: var(--mint-deep); }
.event-card:nth-child(5) { border-left-color: var(--peach-deep); }
.event-card:nth-child(6) { border-left-color: var(--yellow); }

.event-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px var(--card-hover-shadow);
}

.event-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
  padding-top: 0.2rem;
}

.event-frequency {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--lavender-deep);
  background: rgba(180, 142, 237, 0.12);
  padding: 0.2rem 0.8rem;
  border-radius: 50px;
  margin-bottom: 0.5rem;
}

[data-theme="dark"] .event-frequency {
  color: var(--lavender);
  background: rgba(180, 142, 237, 0.2);
}

.event-info h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.event-info p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.6;
}

.events-cta {
  text-align: center;
}

.events-hint {
  font-size: 1.05rem;
  color: var(--text-light);
  margin-bottom: 1.2rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform var(--transition-bounce), box-shadow var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--lavender), var(--lavender-deep));
  color: #fff;
  box-shadow: 0 4px 15px rgba(180, 142, 237, 0.3);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: scale(1.06);
  box-shadow: 0 8px 25px rgba(180, 142, 237, 0.45);
}

/* ============================================
   Gallery
   ============================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  gap: 1rem;
  margin-bottom: 2rem;
}

.gallery-item {
  background: var(--gradient);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-bounce), box-shadow var(--transition);
}

.gallery-item--wide {
  grid-column: span 2;
}

.gallery-item:hover {
  transform: scale(1.03);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.gallery-paw {
  font-size: 2.5rem;
  opacity: 0.6;
  transition: transform var(--transition-bounce), opacity var(--transition);
}

.gallery-item:hover .gallery-paw {
  transform: scale(1.3) rotate(15deg);
  opacity: 0.9;
}

.gallery-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.gallery-notice {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: italic;
}

/* ============================================
   Rules
   ============================================ */
.rules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.rule-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 2rem;
  position: relative;
  box-shadow: 0 4px 20px var(--card-shadow);
  transition: transform var(--transition-bounce), box-shadow var(--transition);
  overflow: hidden;
}

.rule-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px var(--card-hover-shadow);
}

.rule-number {
  position: absolute;
  top: -10px;
  right: 15px;
  font-size: 5rem;
  font-weight: 700;
  color: var(--lavender);
  opacity: 0.1;
  line-height: 1;
  pointer-events: none;
}

.rule-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--text);
}

.rule-card p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ============================================
   Join
   ============================================ */
.join-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.join-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  text-decoration: none;
  color: var(--text);
  box-shadow: 0 4px 20px var(--card-shadow);
  transition: transform var(--transition-bounce), box-shadow var(--transition), border-color var(--transition);
  border: 3px solid transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
}

.join-card:hover,
.join-card:focus-visible {
  transform: translateY(-6px);
  box-shadow: 0 16px 50px var(--card-hover-shadow);
}

.join-telegram:hover,
.join-telegram:focus-visible { border-color: #0088cc; }
.join-discord:hover,
.join-discord:focus-visible { border-color: #5865F2; }
.join-twitter:hover,
.join-twitter:focus-visible { border-color: #1da1f2; }
.join-bluesky:hover,
.join-bluesky:focus-visible { border-color: #0085ff; }

.join-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
}

.join-telegram .join-icon { background: linear-gradient(135deg, #0088cc, #00b2e8); }
.join-discord .join-icon { background: linear-gradient(135deg, #5865F2, #7983f5); }
.join-twitter .join-icon { background: linear-gradient(135deg, #1a1a2e, #333); }
.join-bluesky .join-icon { background: linear-gradient(135deg, #0085ff, #33a1ff); }

.join-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
}

.join-card p {
  font-size: 0.9rem;
  color: var(--text-light);
}

.join-btn {
  display: inline-block;
  margin-top: auto;
  padding: 0.6rem 1.5rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  background: var(--bg-alt);
  color: var(--lavender-deep);
  transition: background var(--transition), color var(--transition);
}

.join-card:hover .join-btn {
  background: var(--lavender);
  color: #fff;
}

[data-theme="dark"] .join-card:hover .join-btn {
  background: var(--lavender-deep);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--bg-alt);
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--nav-border);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-light);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  transition: color var(--transition);
}

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

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--card-bg);
  color: var(--text-light);
  box-shadow: 0 2px 10px var(--card-shadow);
  transition: transform var(--transition-bounce), color var(--transition), background var(--transition);
}

.footer-social a:hover {
  transform: scale(1.15);
  color: #fff;
  background: var(--lavender);
}

.footer-social a svg {
  width: 20px;
  height: 20px;
}

/* Easter Egg */
.footer-easter {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.7rem;
  color: var(--bg-alt);
  transition: color 0.6s;
  cursor: default;
  user-select: none;
}

.footer-easter:hover {
  color: var(--lavender);
  font-size: 1.2rem;
}

/* Paw click effect */
.paw-click-effect {
  position: fixed;
  pointer-events: none;
  font-size: 1.8rem;
  z-index: 9999;
  animation: pawClickAnim 0.8s ease-out forwards;
}

@keyframes pawClickAnim {
  0% {
    opacity: 1;
    transform: scale(0.5) rotate(0deg);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.2) rotate(20deg);
  }
  100% {
    opacity: 0;
    transform: scale(0.3) rotate(-10deg) translateY(-40px);
  }
}

/* ============================================
   Scroll Reveal
   ============================================ */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 900px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 180px;
  }

  .gallery-item--wide {
    grid-column: span 2;
  }
}

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

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--card-bg);
    flex-direction: column;
    align-items: stretch;
    padding: 5rem 2rem 2rem;
    gap: 0.5rem;
    box-shadow: -8px 0 30px rgba(0, 0, 0, 0.15);
    transition: right var(--transition);
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-menu a {
    font-size: 1.1rem;
    padding: 0.8rem 1rem;
  }

  .theme-toggle {
    align-self: flex-start;
    margin-top: 1rem;
  }

  .section {
    padding: 4rem 0;
  }

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

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 150px;
  }

  .gallery-item--wide {
    grid-column: span 1;
  }

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

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }

  .footer-social {
    justify-content: center;
  }
}

@media (max-width: 400px) {
  .hero-title {
    font-size: 2.8rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 160px;
  }
}

/* ============================================
   Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .floating-paw {
    display: none;
  }
}

/* ============================================
   Focus styles
   ============================================ */
:focus-visible {
  outline: 3px solid var(--lavender);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

/* ============================================
   Selection
   ============================================ */
::selection {
  background: var(--lavender);
  color: #fff;
}