/* ============================================================
   marcus-kugeler.de — Between Elements
   Dark Ocean Theme with Cyan Accents
   ============================================================ */

/* ---- Fonts (lokal, kein Google Request) -------------------- */
@font-face { font-family: 'Poppins'; src: url('/assets/fonts/poppins-300.woff2') format('woff2'); font-weight: 300; font-style: normal; font-display: swap; }
@font-face { font-family: 'Poppins'; src: url('/assets/fonts/poppins-400.woff2') format('woff2'); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'Poppins'; src: url('/assets/fonts/poppins-500.woff2') format('woff2'); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: 'Poppins'; src: url('/assets/fonts/poppins-600.woff2') format('woff2'); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: 'Poppins'; src: url('/assets/fonts/poppins-700.woff2') format('woff2'); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: 'Poppins'; src: url('/assets/fonts/poppins-800.woff2') format('woff2'); font-weight: 800; font-style: normal; font-display: swap; }

/* ---- Variables -------------------------------------------- */
:root {
  --bg:         #050b15;
  --bg2:        #0a1628;
  --ocean:      #0c1f3a;
  --surface:    #111d33;
  --cyan:       #00d4ff;
  --cyan-glow:  rgba(0, 212, 255, 0.15);
  --cyan-dim:   #0099bb;
  --white:      #f0f6ff;
  --muted:      #7a9bb5;
  --dim:        #4a6578;
  --border:     rgba(0, 212, 255, 0.08);
  --radius:     8px;
  --radius-lg:  16px;
  --shadow:     0 8px 40px rgba(0,0,0,0.5);
  --font:       'Poppins', -apple-system, 'Segoe UI', sans-serif;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ---- Reset ------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font); background: var(--bg); color: var(--white); line-height: 1.6; overflow-x: hidden; }
a { color: var(--cyan); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--white); }
img { max-width: 100%; height: auto; display: block; }

/* ---- Utilities -------------------------------------------- */
.container { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 7rem 0; }
.section-dark { background: var(--bg2); }
.section-label {
  font-size: 0.65rem; font-weight: 600; letter-spacing: 4px;
  text-transform: uppercase; color: var(--cyan); margin-bottom: 0.75rem;
}
.section-title {
  font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 700;
  line-height: 1.15; color: var(--white); margin-bottom: 1rem;
}
.section-title span { color: var(--cyan); }
.section-header { text-align: center; margin-bottom: 4rem; }
.section-divider {
  width: 50px; height: 2px; background: var(--cyan);
  margin: 1.5rem auto 0; border-radius: 2px;
}
.about-text .section-divider { margin-left: 0; }

/* ---- Buttons ---------------------------------------------- */
.btn {
  display: inline-block; padding: 0.85rem 2.5rem;
  font-family: var(--font); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 3px; text-transform: uppercase;
  border: none; border-radius: 0; cursor: pointer;
  transition: all var(--transition);
}
.btn-primary {
  background: var(--cyan); color: var(--bg);
}
.btn-primary:hover { background: var(--white); color: var(--bg); }
.btn-outline {
  background: transparent; color: var(--cyan);
  border: 1px solid var(--cyan);
}
.btn-outline:hover { background: var(--cyan); color: var(--bg); }

/* ---- Navbar ----------------------------------------------- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 2rem; height: 70px;
  background: rgba(5, 11, 21, 0.6);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s;
}
.navbar.scrolled { background: rgba(5, 11, 21, 0.95); }
.nav-logo {
  font-size: 1.4rem; font-weight: 800; color: var(--white);
  letter-spacing: 2px;
}
.nav-logo:hover { color: var(--cyan); }
.nav-links {
  display: flex; list-style: none; gap: 2rem;
}
.nav-links a {
  color: var(--muted); font-size: 0.75rem; font-weight: 500;
  letter-spacing: 1.5px; text-transform: uppercase;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-right { display: flex; align-items: center; gap: 1.25rem; }
.nav-social { display: flex; gap: 0.75rem; }
.nav-social a { color: var(--dim); transition: color var(--transition); }
.nav-social a:hover { color: var(--cyan); }
.nav-btn {
  font-size: 0.65rem; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--cyan);
  border: 1px solid rgba(0,212,255,0.3); padding: 0.5rem 1.25rem;
  transition: all var(--transition);
}
.nav-btn:hover { background: var(--cyan); color: var(--bg); }

/* Burger */
.burger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.burger span {
  display: block; width: 22px; height: 2px; background: var(--white);
  transition: all 0.3s;
}
.burger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.burger.active span:nth-child(2) { opacity: 0; }
.burger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ---- Hero ------------------------------------------------- */
.hero {
  position: relative; height: 100vh; min-height: 600px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-slider { position: absolute; inset: 0; }
.hero-slide {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0; transition: opacity 1.5s ease;
  transform: scale(1.05);
}
.hero-slide.active {
  opacity: 1;
  animation: heroZoom 8s ease forwards;
}
@keyframes heroZoom { from { transform: scale(1.05); } to { transform: scale(1); } }

.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(5,11,21,0.3) 0%,
    rgba(5,11,21,0.1) 40%,
    rgba(5,11,21,0.6) 80%,
    rgba(5,11,21,1) 100%
  );
}
.hero-content {
  position: relative; text-align: center; z-index: 2;
  padding: 0 1.5rem;
}
.hero-pre {
  font-size: 0.7rem; font-weight: 500; letter-spacing: 6px;
  text-transform: uppercase; color: var(--cyan);
  margin-bottom: 1.5rem; opacity: 0;
  animation: fadeUp 1s 0.3s ease forwards;
}
.hero-title {
  font-size: clamp(3.5rem, 10vw, 7rem); font-weight: 800;
  line-height: 0.95; margin-bottom: 1.5rem;
  text-transform: uppercase; letter-spacing: -2px;
}
.hero-line {
  display: block; opacity: 0;
  animation: fadeUp 0.8s ease forwards;
}
.hero-line:nth-child(1) { animation-delay: 0.5s; }
.hero-line:nth-child(2) { animation-delay: 0.7s; }
.hero-line:nth-child(3) { animation-delay: 0.9s; }
.hero-line.accent { color: var(--cyan); }
.hero-sub {
  font-size: 0.8rem; font-weight: 300; letter-spacing: 4px;
  text-transform: uppercase; color: var(--muted);
  opacity: 0; animation: fadeUp 1s 1.2s ease forwards;
}

.hero-scroll {
  position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  z-index: 2; opacity: 0; animation: fadeUp 1s 1.5s ease forwards;
}
.hero-scroll span {
  font-size: 0.6rem; letter-spacing: 3px; text-transform: uppercase;
  color: var(--dim);
}
.scroll-line {
  width: 1px; height: 40px; background: var(--cyan);
  animation: scrollPulse 2s ease infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

.hero-indicators {
  position: absolute; bottom: 2.5rem; right: 2rem;
  display: flex; gap: 0.5rem; z-index: 2;
}
.indicator {
  width: 30px; height: 2px; background: var(--dim);
  border: none; cursor: pointer; transition: all 0.3s;
}
.indicator.active { background: var(--cyan); width: 50px; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---- About ------------------------------------------------ */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5rem; align-items: center;
}
.about-image { position: relative; }
.about-image img {
  width: 100%; height: 500px; object-fit: cover;
  filter: grayscale(30%);
  transition: filter 0.6s;
}
.about-image:hover img { filter: grayscale(0); }
.about-image::after {
  content: ''; position: absolute; inset: 15px -15px -15px 15px;
  border: 1px solid var(--cyan-glow); z-index: -1;
}
.about-text p { color: var(--muted); font-size: 0.95rem; line-height: 1.8; margin-bottom: 1rem; }
.about-stats {
  display: flex; gap: 2.5rem; margin-top: 2.5rem;
  padding-top: 2rem; border-top: 1px solid var(--border);
}
.stat-number {
  display: block; font-size: 2rem; font-weight: 700; color: var(--cyan);
  line-height: 1;
}
.stat-label { font-size: 0.7rem; color: var(--dim); text-transform: uppercase; letter-spacing: 1px; }

/* ---- Spot Cards ------------------------------------------- */
.spots-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.spot-card {
  position: relative; border-radius: var(--radius);
  overflow: hidden; cursor: pointer;
  transition: transform var(--transition);
}
.spot-card:hover { transform: translateY(-8px); }
.spot-card-img { position: relative; height: 400px; overflow: hidden; }
.spot-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.8s ease;
}
.spot-card:hover .spot-card-img img { transform: scale(1.08); }
.spot-card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(5,11,21,0.9) 0%, transparent 60%);
}
.spot-card-content {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 2rem;
}
.spot-tag {
  font-size: 0.6rem; font-weight: 600; letter-spacing: 3px;
  text-transform: uppercase; color: var(--cyan); margin-bottom: 0.5rem;
}
.spot-card h3 {
  font-size: 1.6rem; font-weight: 700; margin-bottom: 0.5rem;
}
.spot-desc {
  font-size: 0.8rem; color: var(--muted); line-height: 1.6;
  opacity: 0; transform: translateY(10px);
  transition: all 0.4s ease;
}
.spot-card:hover .spot-desc { opacity: 1; transform: translateY(0); }

/* ---- Masonry Gallery -------------------------------------- */
.masonry {
  columns: 4; column-gap: 0.75rem;
}
.masonry-item {
  break-inside: avoid; margin-bottom: 0.75rem;
  position: relative; overflow: hidden;
  border-radius: var(--radius); cursor: pointer;
}
.masonry-item img {
  width: 100%; display: block;
  transition: transform 0.6s ease;
}
.masonry-item:hover img { transform: scale(1.05); }
.masonry-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(5,11,21,0.7) 0%, transparent 50%);
  display: flex; align-items: flex-end;
  padding: 1rem; opacity: 0; transition: opacity 0.3s;
}
.masonry-item:hover .masonry-overlay { opacity: 1; }
.masonry-overlay span {
  font-size: 0.7rem; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--cyan);
}

.gallery-cta { text-align: center; margin-top: 3rem; }
.gallery-cta-text { color: var(--dim); font-size: 0.85rem; margin-bottom: 1rem; }

/* ---- Gear ------------------------------------------------- */
.gear-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 2rem; text-align: center;
}
.gear-item {
  padding: 2.5rem 1.5rem;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}
.gear-item:hover { border-color: rgba(0,212,255,0.3); }
.gear-icon {
  font-size: 2rem; margin-bottom: 1rem;
  height: 48px; width: 100%;
  display: flex; align-items: center; justify-content: center;
}
.gear-icon a {
  display: flex; align-items: center; justify-content: center;
}
.gear-icon img {
  height: 32px; width: auto;
  max-width: 110px; object-fit: contain;
  filter: brightness(0) invert(1); opacity: 0.9;
}
.gear-item h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.5rem; }
.gear-item p { color: var(--muted); font-size: 0.85rem; }

/* ---- Footer ----------------------------------------------- */
.footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.footer-grid {
  display: flex; justify-content: space-between; align-items: center;
  padding-bottom: 2rem; border-bottom: 1px solid var(--border);
  flex-wrap: wrap; gap: 1.5rem;
}
.footer-brand { display: flex; align-items: center; gap: 1rem; }
.footer-logo {
  font-size: 1.2rem; font-weight: 800; color: var(--white);
  letter-spacing: 2px;
}
.footer-brand p { color: var(--dim); font-size: 0.8rem; }
.footer-social { display: flex; gap: 1.5rem; align-items: center; }
.footer-social a { color: var(--dim); font-size: 0.75rem; letter-spacing: 1px; text-transform: uppercase; display: flex; align-items: center; gap: 0.5rem; }
.footer-social a:hover { color: var(--cyan); }
.footer-social a svg { flex-shrink: 0; }
.footer-social a:hover svg { stroke: var(--cyan); }
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { color: var(--dim); font-size: 0.75rem; letter-spacing: 1px; }
.footer-legal a:hover { color: var(--cyan); }
.footer-bottom { text-align: center; padding-top: 1.5rem; }
.footer-bottom p { color: var(--dim); font-size: 0.7rem; letter-spacing: 1px; }

/* ---- Lightbox --------------------------------------------- */
.lightbox {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.97);
  display: none; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s;
}
.lightbox.active { display: flex; opacity: 1; }
.lightbox-close {
  position: absolute; top: 1.5rem; right: 1.5rem;
  background: none; border: none; color: var(--white);
  font-size: 2rem; cursor: pointer; z-index: 2;
  width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
}
.lightbox-prev, .lightbox-next {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--white);
  font-size: 3rem; cursor: pointer; z-index: 2;
  width: 60px; height: 60px; display: flex; align-items: center; justify-content: center;
  opacity: 0.5; transition: opacity 0.3s;
}
.lightbox-prev:hover, .lightbox-next:hover { opacity: 1; }
.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }
.lightbox-content { max-width: 90vw; max-height: 85vh; }
.lightbox-content img { max-width: 90vw; max-height: 85vh; object-fit: contain; }
.lightbox-info {
  position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  color: var(--muted); font-size: 0.75rem; letter-spacing: 1px;
}

/* ---- Reveal Animations ------------------------------------ */
.reveal {
  opacity: 0; transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay { transition-delay: 0.2s; }
.spot-card.reveal { transition-delay: var(--delay, 0s); }

/* ---- Login Page ------------------------------------------- */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--bg);
}
.login-card {
  width: 100%; max-width: 400px; padding: 3rem;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.login-card h1 { font-size: 1.5rem; margin-bottom: 0.5rem; }
.login-card .sub { color: var(--dim); font-size: 0.85rem; margin-bottom: 2rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block; font-size: 0.7rem; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--muted); margin-bottom: 0.5rem;
}
.form-group input {
  width: 100%; padding: 0.85rem 1rem;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--white);
  font-family: var(--font); font-size: 0.95rem;
  transition: border-color 0.3s;
}
.form-group input:focus { outline: none; border-color: var(--cyan); }
.login-error {
  background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3);
  color: #ef4444; padding: 0.75rem; border-radius: var(--radius);
  font-size: 0.85rem; margin-bottom: 1rem;
}
.login-card .btn { width: 100%; text-align: center; margin-top: 0.5rem; }
.login-back { text-align: center; margin-top: 1.5rem; }
.login-back a { color: var(--dim); font-size: 0.8rem; }

/* ---- Responsive ------------------------------------------- */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-image img { height: 350px; }
  .spots-grid { grid-template-columns: 1fr 1fr; }
  .masonry { columns: 3; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed; top: 70px; left: 0; right: 0;
    background: rgba(5,11,21,0.98); backdrop-filter: blur(20px);
    flex-direction: column; padding: 2rem;
    gap: 1.25rem; border-bottom: 1px solid var(--border);
    transform: translateY(-100%); opacity: 0;
    transition: all 0.3s ease; pointer-events: none;
  }
  .nav-links.open {
    transform: translateY(0); opacity: 1; pointer-events: all;
  }
  .burger { display: flex; }
  .nav-social { display: none; }

  .hero-title { letter-spacing: -1px; }
  .spots-grid { grid-template-columns: 1fr; }
  .spot-card-img { height: 300px; }
  .spot-desc { opacity: 1; transform: translateY(0); }
  .masonry { columns: 2; }
  .gear-grid { grid-template-columns: 1fr 1fr; }
  .about-stats { gap: 1.5rem; }
  .about-image::after { display: none; }
  .footer-grid { flex-direction: column; text-align: center; }

  .lightbox-prev, .lightbox-next { font-size: 2rem; }
}

@media (max-width: 480px) {
  .masonry { columns: 1; }
  .hero-indicators { display: none; }
  .container { padding: 0 1rem; }
  .section { padding: 4rem 0; }
}

/* ---- Focus States ----------------------------------------- */
:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}