/* ============================================
   Soundcity Stuttgart e.V. — Stylesheet
   ============================================ */

:root {
  --bg: #0a0a0f;
  --bg-alt: #0f0f17;
  --surface: #15151f;
  --border: #262633;
  --text: #f2f2f7;
  --text-muted: #9a9aac;
  --pink: #ff2e93;
  --cyan: #35e7ff;
  --gradient: linear-gradient(90deg, var(--pink), var(--cyan));
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --container-w: 1120px;
  --radius: 14px;
  --transition: 200ms ease;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; color: var(--text-muted); }

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

.container {
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--pink);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 96px;
}

.brand-logo {
  height: 64px;
  width: auto;
  color: var(--text);
}

@media (max-width: 480px) {
  .header-inner { height: 84px; }
  .brand-logo { height: 52px; }
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 32px;
  margin: 0;
  padding: 0;
}

.main-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
  position: relative;
}

.main-nav a:hover,
.main-nav a:focus-visible { color: var(--text); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 96px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.glow {
  position: absolute;
  width: 60vw;
  height: 60vw;
  max-width: 700px;
  max-height: 700px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
}

.glow-pink { background: var(--pink); top: -10%; left: -10%; }
.glow-cyan { background: var(--cyan); bottom: -15%; right: -10%; }

.hero-visualizer {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 42%;
  min-height: 160px;
  max-height: 320px;
  z-index: 0;
  opacity: 0.55;
  -webkit-mask-image: linear-gradient(to bottom, black 55%, transparent 100%);
  mask-image: linear-gradient(to bottom, black 55%, transparent 100%);
  pointer-events: none;
}

.hero-visualizer canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.noise {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-logo {
  width: min(640px, 80vw);
  color: var(--text);
  margin-bottom: 28px;
}

.hero-claim {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.4vw, 1.6rem);
  font-weight: 600;
  color: var(--text);
  max-width: 640px;
  margin-bottom: 8px;
}

.hero-sub {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn-primary {
  background: var(--gradient);
  color: #0a0a0f;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -10px rgba(255, 46, 147, 0.5); }

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }

/* ---------- Scroll cue ---------- */
.scroll-cue {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 40px;
  border: 2px solid var(--border);
  border-radius: 14px;
  z-index: 1;
}

.scroll-cue span {
  position: absolute;
  top: 6px;
  left: 50%;
  width: 4px;
  height: 8px;
  background: var(--cyan);
  border-radius: 2px;
  transform: translateX(-50%);
  animation: scrollcue 1.6s ease infinite;
}

@keyframes scrollcue {
  0% { opacity: 1; top: 6px; }
  100% { opacity: 0; top: 20px; }
}

/* ---------- Marquee ---------- */
.marquee {
  overflow: hidden;
  border-block: 1px solid var(--border);
  background: var(--surface);
  padding: 18px 0;
}

.marquee-track {
  display: flex;
  white-space: nowrap;
  width: max-content;
  animation: marquee 22s linear infinite;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
}

.marquee-half {
  display: flex;
  flex-shrink: 0;
}

.marquee-group {
  display: flex;
  flex-shrink: 0;
}

.marquee-track span {
  margin-right: 24px;
}

.marquee-track span:nth-child(2n) { color: var(--pink); }

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- Sections ---------- */
.section {
  padding: 120px 0;
}

.section-alt {
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--cyan);
  margin-bottom: 12px;
}

.lead {
  font-size: 1.15rem;
  color: var(--text);
  max-width: 60ch;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  margin-top: 32px;
}

@media (max-width: 800px) {
  .about-grid { grid-template-columns: 1fr; }
}

/* ---------- Board ---------- */
.board-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.board-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition);
}

.board-card:hover {
  transform: translateY(-4px);
  border-color: var(--pink);
}

.board-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--bg-alt);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.board-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.avatar-initials {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.board-role {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--pink);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.board-card h3 { margin: 0; }

/* ---------- Events ---------- */
.events-grid {
  display: grid;
  gap: 16px;
  margin: 40px 0 28px;
}

.event-card {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  transition: transform var(--transition), border-color var(--transition);
}

.event-card:hover {
  transform: translateY(-4px);
  border-color: var(--pink);
}

.event-date {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  border-radius: 10px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
}

.event-day {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1;
}

.event-month {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pink);
  margin-top: 4px;
}

.event-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.event-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
}

.event-meta {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.event-location {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.event-status {
  flex-shrink: 0;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  white-space: nowrap;
}

@media (max-width: 560px) {
  .event-card {
    flex-wrap: wrap;
  }
  .event-status {
    margin-left: 96px;
  }
}

/* ---------- Social ---------- */
.social-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.social-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 32px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-weight: 600;
  transition: transform var(--transition), border-color var(--transition), color var(--transition);
}

.social-card svg {
  width: 28px;
  height: 28px;
  fill: var(--text);
  transition: fill var(--transition);
}

.social-card:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
  color: var(--cyan);
}
.social-card:hover svg { fill: var(--cyan); }

/* ---------- Kontakt ---------- */
.kontakt-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

@media (max-width: 800px) {
  .kontakt-grid { grid-template-columns: 1fr; }
}

.contact-form {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 440px;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-row label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.required-mark {
  color: var(--pink);
}

.form-row input,
.form-row textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  resize: vertical;
  transition: border-color var(--transition);
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--cyan);
}

.contact-form .btn {
  align-self: flex-start;
  border: none;
  cursor: pointer;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
}

.contact-email {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 20px;
}

address {
  font-style: normal;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  background: var(--bg-alt);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-logo {
  height: 34px;
  color: var(--text-muted);
}

.footer-inner p {
  margin: 0;
  font-size: 0.9rem;
}

.footer-inner nav {
  display: flex;
  gap: 20px;
}

.footer-inner nav a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-inner nav a:hover { color: var(--text); }

/* ---------- Reveal animation ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ---------- Mobile nav ---------- */
@media (max-width: 720px) {
  .nav-toggle { display: flex; }

  .main-nav {
    position: fixed;
    top: 84px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition);
  }

  .main-nav.is-open { max-height: 400px; }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 24px;
  }

  .main-nav li { border-bottom: 1px solid var(--border); }
  .main-nav a { display: block; padding: 16px 0; }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}