:root {
  --bg:    #010509;
  --bg2:   #050b14;
  --bg3:   #08101e;
  --bg4:   #0b1628;
  --teal:  #00bfa0;
  --teal2: #009678;
  --gold:  #d4860e;
  --violet:#6a4eb3;
  --white: #edf1f7;
  --muted: #637a96;
  --border: rgba(0,191,160,0.11);
  --border2: rgba(0,191,160,0.24);
  --font-main: 'Inter', system-ui, sans-serif;
  --font-head: 'Space Grotesk', system-ui, sans-serif;
  --font-display: 'Cormorant Garamond', 'Georgia', serif;
  --font-mono: 'JetBrains Mono', monospace;
  --glow: 0 0 50px rgba(0,191,160,0.12);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-main);
  overflow-x: hidden;
  line-height: 1.7;
}

::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--teal); border-radius: 2px; }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 3.5rem;
  height: 56px;
  background: rgba(1,5,9,0.92);
  backdrop-filter: blur(20px) saturate(200%);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s;
}

/* ── NAV STYLE A: SCIENTIFIC (default) ── */
nav.style-sci {
  background: rgba(1,5,9,0.96);
  border-bottom: 1px solid rgba(0,191,160,0.18);
}
nav.style-sci::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  opacity: 0.4;
}

/* ── NAV STYLE B: EDITORIAL ── */
nav.style-edit {
  background: rgba(5,11,20,0.94);
  border-bottom: 1px solid rgba(212,134,14,0.2);
  height: 64px;
}
nav.style-edit::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: var(--gold);
  opacity: 0.5;
}

/* ── NAV STYLE C: MINIMAL ── */
nav.style-min {
  background: rgba(1,5,9,0.7);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(8px);
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--white); text-decoration: none;
  display: flex; align-items: center; gap: 0.4rem;
}
nav.style-edit .nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 600; letter-spacing: 0.02em;
}
nav.style-min .nav-logo {
  font-family: var(--font-head);
  font-size: 0.85rem; letter-spacing: 0.08em;
}
.nav-logo .dot { color: var(--teal); }
nav.style-edit .nav-logo .dot { color: var(--gold); }

/* Scientific nav extras */
.nav-sci-data {
  display: flex; align-items: center; gap: 1.2rem;
  font-family: var(--font-mono); font-size: 0.58rem;
  color: var(--muted); letter-spacing: 0.1em;
}
.nav-sci-data .sci-coord {
  color: rgba(0,191,160,0.7); letter-spacing: 0.08em;
}
.nav-sci-data .sci-status {
  display: flex; align-items: center; gap: 0.35rem;
}
.nav-sci-dot {
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--teal);
  animation: blink 2.5s ease-in-out infinite;
}
nav:not(.style-sci) .nav-sci-data { display: none; }

.nav-links { display: flex; gap: 1.4rem; align-items: center; }
.nav-links a {
  color: var(--muted); text-decoration: none;
  font-size: 0.78rem; font-weight: 500; letter-spacing: 0.05em;
  transition: color 0.2s; white-space: nowrap;
}
.nav-links a:hover { color: var(--teal); }
nav.style-edit .nav-links a:hover { color: var(--gold); }
nav.style-min .nav-links a { font-size: 0.75rem; }
.lang-switch { display: flex; gap: 0.3rem; margin-left: 0.8rem; }
.lang-btn {
  background: none; border: 1px solid rgba(107,128,154,0.3);
  color: var(--muted); font-size: 0.7rem; font-weight: 700;
  padding: 0.22rem 0.5rem; border-radius: 4px; cursor: pointer;
  transition: all 0.2s; letter-spacing: 0.06em; font-family: var(--font-mono);
}
.lang-btn.active, .lang-btn:hover {
  background: var(--teal); color: var(--bg); border-color: var(--teal);
}
nav.style-edit .lang-btn.active, nav.style-edit .lang-btn:hover {
  background: var(--gold); color: var(--bg); border-color: var(--gold);
}

/* Style switcher panel */
.style-switcher-btn {
  position: fixed; bottom: 1.5rem; left: 1.5rem; z-index: 500;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--bg3); border: 1px solid var(--border2);
  color: var(--teal); cursor: pointer; font-size: 0.9rem;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s; box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  font-family: var(--font-mono);
}
.style-switcher-btn:hover { background: var(--bg4); border-color: var(--teal); }
.style-switcher-panel {
  position: fixed; bottom: 4rem; left: 1.5rem; z-index: 500;
  background: var(--bg3); border: 1px solid var(--border2);
  border-radius: 10px; padding: 0.8rem;
  min-width: 180px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
  display: none;
  font-family: var(--font-mono);
}
.style-switcher-panel.open { display: block; }
.style-panel-label {
  font-size: 0.5rem; letter-spacing: 0.18em; color: var(--muted);
  text-transform: uppercase; padding: 0 0.3rem 0.5rem;
  border-bottom: 1px solid var(--border); margin-bottom: 0.5rem;
}
.style-option {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.45rem 0.4rem; border-radius: 6px; cursor: pointer;
  font-size: 0.62rem; color: var(--muted); letter-spacing: 0.08em;
  transition: all 0.15s; margin-bottom: 0.2rem;
}
.style-option:hover { background: rgba(0,191,160,0.06); color: var(--white); }
.style-option.active { background: rgba(0,191,160,0.1); color: var(--teal); }
.style-option .swatch {
  width: 20px; height: 20px; border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.1);
  flex-shrink: 0; display: flex; align-items: center;
  justify-content: center; font-size: 0.55rem;
}
.nav-cta {
  background: linear-gradient(135deg, var(--teal), var(--teal2)) !important;
  color: var(--bg) !important;
  padding: 0.45rem 1.1rem !important; border-radius: 6px !important;
  font-weight: 700 !important; font-size: 0.78rem !important;
  transition: opacity 0.2s !important; white-space: nowrap;
}
.nav-cta:hover { opacity: 0.85 !important; color: var(--bg) !important; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { width: 22px; height: 2px; background: var(--white); border-radius: 2px; transition: 0.3s; }

/* ── HERO ── */
#hero {
  position: relative; height: 100vh; min-height: 640px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url('/hero-bg.webp') center/cover no-repeat; /* PNG fallback: hero-bg.png */
  animation: kenburns 20s ease-in-out infinite alternate;
  transform-origin: center center;
}
@keyframes kenburns {
  0%   { transform: scale(1.0) translate(0%, 0%); }
  100% { transform: scale(1.14) translate(-2.5%, -1.5%); }
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(3,7,14,0.45) 0%,
    rgba(3,7,14,0.05) 35%,
    rgba(3,7,14,0.5) 70%,
    rgba(3,7,14,1) 100%
  );
}
/* Dot grid overlay */
.hero-grid {
  position: absolute; inset: 0; z-index: 1;
  background-image: radial-gradient(circle, rgba(0,212,170,0.08) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.4) 40%, rgba(0,0,0,0.4) 70%, transparent 100%);
}
.hero-content {
  position: relative; z-index: 2;
  text-align: center; padding: 2rem; max-width: 920px;
}
.hero-status {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem; font-weight: 500; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--teal);
  border: 1px solid rgba(0,212,170,0.3);
  background: rgba(0,212,170,0.05);
  padding: 0.35rem 1rem; border-radius: 20px; margin-bottom: 1.8rem;
}
.hero-status-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--teal);
  animation: blink 1.8s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.2} }
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 8vw, 6.8rem);
  font-weight: 600; line-height: 0.96;
  letter-spacing: -0.01em; margin-bottom: 1.4rem;
}
.hero-title em {
  color: var(--teal); font-style: italic;
  font-weight: 300; display: block;
  letter-spacing: 0.01em;
}
.hero-brand-sub {
  font-family: var(--font-mono);
  font-size: 0.78rem; color: rgba(0,212,170,0.6);
  letter-spacing: 0.2em; text-transform: uppercase;
  margin-bottom: 0.6rem; display: block;
}
.hero-sub {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  color: rgba(238,242,247,0.7); max-width: 600px;
  margin: 0 auto 2.8rem; font-weight: 400;
}
.hero-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  background: linear-gradient(135deg, var(--teal), var(--teal2));
  color: var(--bg); font-weight: 700; font-size: 0.88rem;
  padding: 0.85rem 2.2rem; border-radius: 8px;
  text-decoration: none; transition: all 0.2s;
  letter-spacing: 0.03em; box-shadow: 0 4px 20px rgba(0,212,170,0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,212,170,0.4); }
.btn-outline {
  border: 1px solid rgba(238,242,247,0.3); color: var(--white);
  font-weight: 500; font-size: 0.88rem;
  padding: 0.85rem 2.2rem; border-radius: 8px;
  text-decoration: none; transition: all 0.2s;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(8px);
}
.btn-outline:hover { border-color: var(--teal); color: var(--teal); transform: translateY(-2px); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold), #e08a00);
  color: var(--bg); font-weight: 700; font-size: 0.88rem;
  padding: 0.85rem 2.2rem; border-radius: 8px;
  text-decoration: none; transition: all 0.2s;
  letter-spacing: 0.03em; display: inline-block;
  box-shadow: 0 4px 20px rgba(245,163,26,0.25);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(245,163,26,0.4); }
.btn-sm {
  font-size: 0.8rem !important;
  padding: 0.6rem 1.4rem !important;
}
.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.4rem;
  color: rgba(107,128,154,0.7); font-family: var(--font-mono);
  font-size: 0.62rem; letter-spacing: 0.18em; text-transform: uppercase;
  animation: scrollbounce 2.8s ease-in-out infinite;
}
.hero-scroll::after {
  content: ''; display: block; width: 1px; height: 36px;
  background: linear-gradient(to bottom, var(--teal), transparent);
}
@keyframes scrollbounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(7px); }
}

/* ── STATS BAR ── */
.stats-bar {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 2rem 4rem;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.stat-item {
  text-align: center; padding: 0.8rem;
  border-right: 1px solid var(--border);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-family: var(--font-head);
  font-size: 2.4rem; font-weight: 700; color: var(--teal);
  line-height: 1; margin-bottom: 0.4rem;
  text-shadow: 0 0 20px rgba(0,212,170,0.3);
}
.stat-label { font-size: 0.74rem; color: var(--muted); letter-spacing: 0.07em; font-family: var(--font-mono); }

/* ── SENSOR DASHBOARD ── */
#sensors {
  background: var(--bg2);
  padding: 4rem;
  border-bottom: 1px solid var(--border);
}
.sensor-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 2rem; flex-wrap: wrap; gap: 1rem;
}
.sensor-title-group {
  display: flex; align-items: center; gap: 1rem;
}
.sensor-live-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(0,212,170,0.08); border: 1px solid rgba(0,212,170,0.25);
  border-radius: 20px; padding: 0.3rem 0.8rem;
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--teal); letter-spacing: 0.1em; text-transform: uppercase;
}
.sensor-blink {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--teal); animation: blink 1.4s ease-in-out infinite;
}
.sensor-source {
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--muted); letter-spacing: 0.05em;
}
.sensor-grid {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 1px; background: var(--border);
  border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
}
.sensor-dtype {
  font-family: var(--font-mono); font-size: 0.52rem; letter-spacing: 0.1em;
  text-transform: uppercase; padding: 0.15rem 0.4rem; border-radius: 3px;
  display: inline-block; margin-bottom: 0.4rem;
}
.dtype-live   { background: rgba(0,212,170,0.12); color: var(--teal); }
.dtype-model  { background: rgba(245,163,26,0.12); color: var(--gold); }
.dtype-illus  { background: rgba(107,128,154,0.12); color: var(--muted); }
.sensor-updated {
  font-family: var(--font-mono); font-size: 0.58rem; color: var(--muted);
  margin-left: auto; letter-spacing: 0.04em;
}
.sensor-card {
  background: var(--bg3); padding: 1.5rem;
  position: relative; overflow: hidden;
}
.sensor-card { --card-accent: var(--teal); }
.sensor-card.wind    { --card-accent: var(--teal); }
.sensor-card.birds   { --card-accent: #4db86a; }
.sensor-card.sea     { --card-accent: #2196f3; }
.sensor-card.co2     { --card-accent: var(--violet); }
.sensor-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--card-accent), transparent);
  opacity: 0.6;
}
.sensor-card.wind::before { background: linear-gradient(90deg, transparent, #4db6e8, transparent); }
.sensor-card.birds::before { background: linear-gradient(90deg, transparent, var(--teal), transparent); }
.sensor-card.sea::before { background: linear-gradient(90deg, transparent, var(--violet), transparent); }
.sensor-card.co2::before { background: linear-gradient(90deg, transparent, var(--gold), transparent); }
.sensor-id {
  font-family: var(--font-mono); font-size: 0.6rem;
  color: var(--muted); letter-spacing: 0.12em;
  text-transform: uppercase; margin-bottom: 0.8rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.sensor-id::before {
  content: ''; display: inline-block;
  width: 4px; height: 4px; border-radius: 50%;
  background: currentColor;
}
.sensor-card.wind .sensor-id { color: #4db6e8; }
.sensor-card.birds .sensor-id { color: var(--teal); }
.sensor-card.sea .sensor-id { color: var(--violet); }
.sensor-card.co2 .sensor-id { color: var(--gold); }
.sensor-value {
  font-family: var(--font-head); font-size: 2.8rem; font-weight: 700;
  line-height: 1; margin-bottom: 0.2rem;
  display: flex; align-items: baseline; gap: 0.4rem;
}
.sensor-val { color: var(--white); }
.sensor-unit { font-size: 1rem; color: var(--muted); font-weight: 400; }
.sensor-label {
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--muted); margin-bottom: 1rem; letter-spacing: 0.06em;
}
.sensor-bar {
  height: 3px; background: rgba(255,255,255,0.06);
  border-radius: 2px; overflow: hidden; margin-bottom: 0.8rem;
}
.sensor-bar-fill {
  height: 100%; border-radius: 2px;
  transition: width 2s ease;
}
.wind .sensor-bar-fill { background: linear-gradient(90deg, #4db6e8, #7dd4f5); }
.birds .sensor-bar-fill { background: linear-gradient(90deg, var(--teal), var(--teal2)); }
.sea .sensor-bar-fill { background: linear-gradient(90deg, var(--violet), #a07de8); }
.co2 .sensor-bar-fill { background: linear-gradient(90deg, var(--gold), #f5c84a); }
.sensor-trend {
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--muted); display: flex; align-items: center; gap: 0.3rem;
}
.trend-up { color: #ff6b6b; }
.trend-stable { color: var(--teal); }

/* ── SECTIONS ── */
section { padding: 6rem 4rem; }
.section-inner { max-width: 1100px; margin: 0 auto; }
.section-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem; font-weight: 500; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--teal);
  margin-bottom: 1rem; display: block;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 600; line-height: 1.05;
  margin-bottom: 1.5rem; letter-spacing: 0;
}
.section-body {
  font-size: 1.05rem; color: rgba(238,242,247,0.72);
  max-width: 680px; line-height: 1.85;
}

/* ── ABOUT PROJECT ── */
#about { background: var(--bg); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: center; margin-top: 3rem;
}
.about-visual {
  border-radius: 16px; overflow: hidden;
  border: 1px solid var(--border); position: relative;
  box-shadow: var(--glow);
}
.about-visual img { width: 100%; display: block; aspect-ratio: 4/3; object-fit: cover; }
.about-visual-tag {
  position: absolute; bottom: 1rem; left: 1rem;
  background: rgba(3,7,14,0.9); border: 1px solid var(--border);
  padding: 0.4rem 0.8rem; border-radius: 6px;
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--teal); letter-spacing: 0.08em;
}
.highlight-box {
  border-left: 2px solid var(--teal);
  padding: 1rem 1.5rem; margin-top: 2rem;
  background: rgba(0,212,170,0.04);
  border-radius: 0 8px 8px 0;
  font-size: 1.05rem; color: var(--white);
  font-family: var(--font-head); font-weight: 500;
}

/* ── INSTALLATIONS ── */
#installations { background: var(--bg2); }
.install-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem; margin-top: 3rem;
}
.install-card {
  border-radius: 14px; overflow: hidden;
  border: 1px solid var(--border); position: relative;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
  background: var(--bg3);
}
.install-card:hover {
  border-color: var(--border2); transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4), 0 0 30px rgba(0,212,170,0.08);
}
.install-img-wrap {
  position: relative; overflow: hidden;
}
.install-img {
  width: 100%; height: 280px; object-fit: cover; display: block;
  transition: transform 0.6s ease;
}
.install-card:hover .install-img { transform: scale(1.04); }
.install-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(3,7,14,0.9) 0%, rgba(3,7,14,0.2) 60%, transparent 100%);
}
.install-body { padding: 1.5rem; }
.install-num {
  font-family: var(--font-mono); font-size: 0.65rem; font-weight: 500;
  letter-spacing: 0.18em; color: var(--teal);
  text-transform: uppercase; margin-bottom: 0.5rem;
}
.install-title {
  font-family: var(--font-head); font-size: 1.35rem; font-weight: 700;
  margin-bottom: 0.5rem; line-height: 1.2;
}
.install-sub { font-size: 0.82rem; color: var(--muted); margin-bottom: 1rem; }
.install-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.install-tag {
  font-family: var(--font-mono); font-size: 0.65rem;
  padding: 0.2rem 0.6rem; border-radius: 20px;
  border: 1px solid var(--border); color: var(--muted);
  letter-spacing: 0.04em;
}

/* Sound card */
.install-card.sound { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 1.3fr; }
.install-card.sound .install-img-wrap { height: 100%; }
.install-card.sound .install-img { height: 100%; min-height: 240px; }
.install-card.sound .install-body { display: flex; flex-direction: column; justify-content: center; }
.sound-channels { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1.2rem; }
.sound-ch { background: rgba(3,7,14,0.6); border: 1px solid var(--border); border-radius: 8px; padding: 1rem; }
.sound-ch-label { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.12em; font-weight: 500; text-transform: uppercase; margin-bottom: 0.3rem; }
.sound-ch.a .sound-ch-label { color: var(--teal); }
.sound-ch.b .sound-ch-label { color: var(--gold); }
.sound-ch p { font-size: 0.8rem; color: var(--muted); }

/* Venue seeking badge */
.venue-seeking {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(245,163,26,0.08); border: 1px solid rgba(245,163,26,0.25);
  border-radius: 6px; padding: 0.5rem 0.8rem; margin-top: 1rem;
  font-size: 0.78rem; color: rgba(245,163,26,0.9); font-style: italic;
}

/* ── LOCATION ── */
#location { background: var(--bg); }
.location-grid {
  display: grid; grid-template-columns: 1.2fr 1fr;
  gap: 4rem; align-items: start; margin-top: 3rem;
}
.location-detail { display: flex; flex-direction: column; gap: 1.2rem; }
.loc-item { display: flex; align-items: flex-start; gap: 1rem; }
.loc-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: rgba(0,212,170,0.07); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0;
}
.loc-text h4 { font-size: 0.87rem; font-weight: 600; margin-bottom: 0.25rem; }
.loc-text p { font-size: 0.8rem; color: var(--muted); }
.loc-venue-badge {
  display: inline-flex; align-items: center;
  background: rgba(245,163,26,0.1); border: 1px solid rgba(245,163,26,0.3);
  padding: 0.25rem 0.7rem; border-radius: 20px;
  font-family: var(--font-mono); font-size: 0.65rem; font-weight: 600;
  color: var(--gold); letter-spacing: 0.08em; text-transform: uppercase;
  margin-right: 0.5rem; margin-bottom: 0.3rem;
}
.loc-venue-badge.teal {
  background: rgba(0,212,170,0.08); border-color: rgba(0,212,170,0.25); color: var(--teal);
}
.location-map-card {
  border-radius: 16px; overflow: hidden;
  border: 1px solid var(--border); background: var(--bg3);
  box-shadow: var(--glow);
}
.location-map-placeholder {
  aspect-ratio: 4/3;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1rem;
  color: var(--muted); font-size: 0.85rem;
  text-align: center; padding: 2rem;
  background: radial-gradient(ellipse at center, rgba(0,212,170,0.05) 0%, transparent 70%);
}
.map-coords {
  font-family: var(--font-mono); font-size: 1.1rem;
  color: var(--teal); letter-spacing: 0.08em;
}

/* ── ABOUT HEIKO ── */
#heiko { background: var(--bg2); }
.heiko-grid {
  display: grid; grid-template-columns: 340px 1fr;
  gap: 4rem; align-items: start; margin-top: 3rem;
}
.heiko-photo-wrap {
  position: relative;
}
.heiko-photo {
  width: 100%; aspect-ratio: 3/4; object-fit: cover;
  border-radius: 16px; display: block;
  border: 1px solid var(--border);
}
.heiko-avatar-fallback {
  width: 100%; aspect-ratio: 3/4;
  background: linear-gradient(135deg, var(--bg3), var(--bg4));
  border-radius: 16px; border: 1px solid var(--border);
  display: none; align-items: center; justify-content: center;
  font-family: var(--font-head); font-size: 5rem; font-weight: 700;
  color: var(--teal); letter-spacing: -0.05em;
  position: relative; overflow: hidden;
}
.heiko-avatar-fallback::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 30%, rgba(0,212,170,0.12) 0%, transparent 70%);
}
.heiko-photo-badge {
  position: absolute; bottom: -0.8rem; left: 50%; transform: translateX(-50%);
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 20px; padding: 0.35rem 1.2rem;
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--teal); letter-spacing: 0.1em; white-space: nowrap;
}
.heiko-info { padding-top: 0.5rem; }
.heiko-name {
  font-family: var(--font-head); font-size: 2.2rem;
  font-weight: 700; margin-bottom: 0.3rem; letter-spacing: -0.02em;
}
.heiko-role {
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--teal); letter-spacing: 0.12em;
  text-transform: uppercase; margin-bottom: 2rem;
}
.heiko-bio {
  font-size: 1.02rem; color: rgba(238,242,247,0.75);
  line-height: 1.85; margin-bottom: 2rem;
}
.heiko-links {
  display: flex; flex-wrap: wrap; gap: 1rem;
}
.heiko-link {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--teal); text-decoration: none;
  border: 1px solid rgba(0,212,170,0.25);
  padding: 0.5rem 1rem; border-radius: 8px;
  background: rgba(0,212,170,0.05);
  transition: all 0.2s;
}
.heiko-link:hover { background: rgba(0,212,170,0.12); border-color: var(--teal); }

/* ── PARTNERS ── */
#partners { background: var(--bg); text-align: center; }
.partners-grid {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 1rem; margin-top: 3rem;
}
.partner-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 10px; padding: 1.1rem 1.8rem;
  font-size: 0.87rem; font-weight: 600; color: var(--white);
  min-width: 150px; transition: all 0.25s; text-align: center;
}
.partner-card:hover { border-color: var(--teal); background: var(--bg3); transform: translateY(-3px); }
.partner-card span {
  display: block; font-family: var(--font-mono);
  font-size: 0.65rem; color: var(--muted); font-weight: 400;
  margin-top: 0.4rem; letter-spacing: 0.04em;
}

/* ── CROWDFUNDING ── */
#crowdfunding { background: var(--bg2); }
.crowd-intro { max-width: 720px; margin-bottom: 3rem; }
.crowd-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1rem; margin-bottom: 2.5rem;
}
.crowd-card {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 14px; padding: 1.8rem 1.2rem;
  text-align: center; transition: all 0.3s; position: relative;
}
.crowd-card:hover { border-color: rgba(245,163,26,0.4); transform: translateY(-4px); }
.crowd-card.popular {
  border-color: rgba(245,163,26,0.5);
  background: linear-gradient(160deg, rgba(245,163,26,0.06), var(--bg3));
  box-shadow: 0 8px 30px rgba(245,163,26,0.1);
}
.crowd-popular-label {
  position: absolute; top: -0.7rem; left: 50%; transform: translateX(-50%);
  background: var(--gold); color: var(--bg);
  font-family: var(--font-mono); font-size: 0.58rem; font-weight: 700;
  padding: 0.2rem 0.7rem; border-radius: 10px; letter-spacing: 0.08em;
  white-space: nowrap;
}
.crowd-icon { font-size: 1.8rem; margin-bottom: 0.8rem; }
.crowd-amount {
  font-family: var(--font-head); font-size: 1.8rem; font-weight: 700;
  color: var(--gold); margin-bottom: 0.4rem;
}
.crowd-label {
  font-family: var(--font-mono); font-size: 0.68rem; font-weight: 500;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--white); margin-bottom: 0.7rem;
}
.crowd-desc { font-size: 0.78rem; color: var(--muted); line-height: 1.55; }
.crowd-platform {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 14px; padding: 2.2rem;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1.5rem; margin-bottom: 2rem;
}
.crowd-platform-text h4 {
  font-family: var(--font-head); font-size: 1.15rem;
  font-weight: 700; margin-bottom: 0.5rem;
}
.crowd-platform-text p { font-size: 0.85rem; color: var(--muted); max-width: 480px; }
.crowd-platform-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Venue CTA */
.venue-cta-card {
  background: linear-gradient(135deg, rgba(245,163,26,0.05), rgba(0,212,170,0.04));
  border: 1px solid rgba(0,212,170,0.2); border-radius: 14px;
  padding: 2rem; display: flex; align-items: center;
  justify-content: space-between; flex-wrap: wrap; gap: 1.5rem;
}
.venue-cta-text h4 {
  font-family: var(--font-head); font-size: 1.15rem;
  font-weight: 700; margin-bottom: 0.4rem;
}
.venue-cta-text p { font-size: 0.85rem; color: var(--muted); max-width: 480px; }

/* ── SUPPORT ── */
#support { background: var(--bg); }
.support-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem; margin-top: 3rem;
}
.support-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 14px; padding: 2rem;
  transition: all 0.3s; position: relative; overflow: hidden;
}
.support-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--border); transition: background 0.3s;
}
.support-card:hover { transform: translateY(-5px); border-color: var(--border2); }
.support-card:hover::before { background: linear-gradient(90deg, transparent, var(--teal), transparent); }
.support-card.featured {
  border-color: rgba(0,212,170,0.3);
  background: linear-gradient(160deg, rgba(0,212,170,0.06), var(--bg2));
  box-shadow: 0 8px 40px rgba(0,212,170,0.08);
}
.support-card.featured::before { background: linear-gradient(90deg, transparent, var(--teal), transparent); }
.support-tier {
  font-family: var(--font-mono); font-size: 0.65rem; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--teal); margin-bottom: 1rem;
}
.support-title {
  font-family: var(--font-head); font-size: 1.5rem;
  font-weight: 700; margin-bottom: 0.5rem;
}
.support-price { font-size: 1.9rem; font-weight: 700; color: var(--gold); margin-bottom: 1.2rem; }
.support-features { list-style: none; display: flex; flex-direction: column; gap: 0.7rem; }
.support-features li {
  display: flex; align-items: flex-start; gap: 0.6rem;
  font-size: 0.85rem; color: rgba(238,242,247,0.8);
}
.support-features li::before {
  content: ''; display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; background: var(--teal);
  flex-shrink: 0; margin-top: 0.45rem;
}

/* ── CONTACT ── */
#contact { background: var(--bg2); border-top: 1px solid var(--border); }
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: 4rem; align-items: start;
}
.contact-info h3 { font-family: var(--font-head); font-size: 2rem; font-weight: 700; margin-bottom: 1rem; }
.contact-info > p { color: var(--muted); font-size: 0.95rem; margin-bottom: 2rem; }
.contact-item { display: flex; gap: 1rem; margin-bottom: 1rem; align-items: flex-start; }
.contact-icon-box {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(0,212,170,0.07); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; flex-shrink: 0;
}
.contact-text a { color: var(--teal); text-decoration: none; font-size: 0.9rem; }
.contact-text a:hover { text-decoration: underline; }
.contact-text p { color: var(--muted); font-size: 0.78rem; }

/* Venue form */
.venue-form-card {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: 16px; padding: 2rem;
}
.venue-form-card h4 {
  font-family: var(--font-head); font-size: 1.25rem;
  font-weight: 700; margin-bottom: 0.5rem;
}
.venue-form-card p {
  font-size: 0.85rem; color: var(--muted); margin-bottom: 1.5rem;
}
.form-group { margin-bottom: 1rem; }
.form-label {
  display: block; font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--teal); letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 0.4rem;
}
.form-input, .form-select, .form-textarea {
  width: 100%; background: var(--bg2);
  border: 1px solid var(--border); border-radius: 8px;
  color: var(--white); font-family: var(--font-main); font-size: 0.88rem;
  padding: 0.7rem 1rem;
  transition: border-color 0.2s; outline: none;
  -webkit-appearance: none; appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--teal); box-shadow: 0 0 0 3px rgba(0,212,170,0.08);
}
.form-textarea { resize: vertical; min-height: 80px; }
.form-select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b809a' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.btn-submit {
  width: 100%; padding: 0.85rem; border: none; border-radius: 8px; cursor: pointer;
  background: linear-gradient(135deg, var(--teal), var(--teal2));
  color: var(--bg); font-weight: 700; font-size: 0.9rem;
  font-family: var(--font-main); letter-spacing: 0.03em;
  transition: all 0.2s; margin-top: 0.5rem;
}
.btn-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(0,212,170,0.3); }

/* ── FOOTER ── */
footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 2rem 3.5rem;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
}
.footer-logo {
  font-family: var(--font-head); font-size: 0.9rem; font-weight: 700;
  letter-spacing: 0.08em; color: var(--muted);
}
.footer-logo .dot { color: var(--teal); }
.footer-copy { font-family: var(--font-mono); font-size: 0.68rem; color: rgba(107,128,154,0.6); }
.footer-tagline { font-family: var(--font-mono); font-size: 0.68rem; color: var(--muted); letter-spacing: 0.06em; }

/* ── TESTIMONIALS ── */
.testimonial-grid {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 1.2rem; margin-top: 3rem;
}
.testimonial-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 14px; padding: 1.8rem 1.4rem;
  transition: all 0.3s; display: flex; flex-direction: column; gap: 0.8rem;
  position: relative; overflow: hidden;
}
.testimonial-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.testimonial-card:hover::before { opacity: 1; }
.testimonial-card:hover { border-color: var(--border2); transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,0.3); }
.test-avatar {
  width: 46px; height: 46px; border-radius: 50%;
  background: linear-gradient(135deg, rgba(0,212,170,0.2), rgba(124,92,191,0.2));
  border: 1px solid rgba(0,212,170,0.3);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head); font-size: 1.1rem; font-weight: 700;
  color: var(--teal); flex-shrink: 0;
}
.test-name { font-family: var(--font-head); font-size: 1rem; font-weight: 700; }
.test-role { font-family: var(--font-mono); font-size: 0.6rem; color: var(--teal); letter-spacing: 0.09em; text-transform: uppercase; }
.test-quote {
  font-size: 0.8rem; color: rgba(238,242,247,0.72); line-height: 1.7;
  font-style: italic; border-left: 2px solid rgba(0,212,170,0.25);
  padding-left: 0.8rem; flex: 1; margin: 0;
}
.test-area { font-family: var(--font-mono); font-size: 0.58rem; color: var(--muted); letter-spacing: 0.06em; padding-top: 0.3rem; border-top: 1px solid var(--border); }

/* ── FOOTER EXTRAS ── */
.footer-center { text-align: center; }
.footer-love {
  font-family: var(--font-head); font-size: 0.95rem;
  color: var(--white); margin-bottom: 0.45rem; letter-spacing: 0.04em;
}
.footer-love span { color: #e05a5a; }
.footer-ext-links { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.footer-ext-link {
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--teal); text-decoration: none; letter-spacing: 0.06em;
  transition: color 0.2s; padding: 0.2rem 0.5rem;
  border: 1px solid rgba(0,212,170,0.2); border-radius: 4px;
}
.footer-ext-link:hover { color: var(--gold); border-color: rgba(245,163,26,0.3); }

/* ── FADE IN ── */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.75s ease, transform 0.75s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ── MOBILE ── */
@media (max-width: 1000px) {
  .heiko-grid { grid-template-columns: 1fr; }
  .heiko-photo, .heiko-avatar-fallback { max-width: 300px; aspect-ratio: 1/1; margin: 0 auto; }
  .heiko-photo-badge { position: static; transform: none; display: inline-block; margin-top: 0.5rem; }
  .heiko-photo-wrap { text-align: center; }
  .sensor-grid { grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 900px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 62px; left: 0; right: 0; background: rgba(3,7,14,0.98); padding: 1.5rem; gap: 1.2rem; border-bottom: 1px solid var(--border); z-index: 199; }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  section { padding: 4rem 1.5rem; }
  #sensors { padding: 3rem 1.5rem; }
  .stats-bar { grid-template-columns: repeat(2,1fr); padding: 1.5rem; }
  .stat-item { border-right: none; border-bottom: 1px solid var(--border); }
  .stat-item:nth-child(odd) { border-right: 1px solid var(--border); }
  .stat-item:last-child, .stat-item:nth-last-child(2):nth-child(odd) { border-bottom: none; }
  .about-grid, .location-grid, .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .nav-sci-data { display: none !important; }
  .style-switcher-btn { bottom: 1rem; left: 1rem; width: 32px; height: 32px; font-size: 0.8rem; }
  .mn-col-heads { margin-bottom: 0.5rem; }
  .install-grid { grid-template-columns: 1fr; }
  .install-card.sound { grid-column: 1; display: block; }
  .install-card.sound .install-img { height: 240px; }
  .support-grid { grid-template-columns: 1fr; }
  .crowd-grid { grid-template-columns: repeat(2,1fr); }
  .crowd-platform, .venue-cta-card { flex-direction: column; }
  footer { padding: 1.5rem; flex-direction: column; text-align: center; gap: 1.2rem; }
  .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .sensor-grid { grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 540px) {
  .hero-title { font-size: 2.6rem; }
  .crowd-grid { grid-template-columns: 1fr 1fr; }
  .sensor-grid { grid-template-columns: repeat(2,1fr); }
  .form-row { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
}

/* ── VOICES PLACEHOLDER ── */
.voices-placeholder {
  margin-top: 2.5rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 3rem 2rem;
  background: var(--bg3);
  position: relative;
  overflow: hidden;
}
.voices-placeholder::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  opacity: 0.4;
}
.voices-grid-label {
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.2em;
  color: var(--muted); text-transform: uppercase; margin-bottom: 1rem;
}
.voices-placeholder-text {
  font-size: 0.92rem; color: var(--muted); max-width: 500px; margin: 0 auto;
  line-height: 1.7;
}

/* ── CROWDFUNDING CTA ── */
.crowd-cta-wrap {
  max-width: 680px; margin: 0 auto; text-align: center;
  padding: 4rem 0;
}
.crowd-cta-label {
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.22em;
  color: var(--teal); text-transform: uppercase; margin-bottom: 1.2rem;
  display: inline-block;
  border: 1px solid rgba(0,212,170,0.3); padding: 0.2rem 0.8rem; border-radius: 3px;
}
.crowd-cta-body { max-width: 560px; margin-left: auto; margin-right: auto; }
.crowd-cta-actions {
  display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap;
  margin: 2rem 0 1.2rem;
}
.crowd-cta-note {
  font-family: var(--font-mono); font-size: 0.65rem; color: var(--muted);
  letter-spacing: 0.04em;
}

/* ── SCIENTIFIC DESIGN REFINEMENTS ── */
/* Reduce dreamlike glow, sharper data aesthetic */
.section-tag {
  border-left: 2px solid var(--teal);
  background: none;
  padding-left: 0.8rem;
  border-radius: 0;
  letter-spacing: 0.18em;
}
.sensor-card {
  border-radius: 6px;
}
.install-card {
  border-radius: 8px;
}
/* Data rule lines */
.sensor-grid {
  border-radius: 6px;
}
/* Sharper stat items */
.stat-item {
  border-radius: 0;
}
.crowd-cta-wrap .section-title { font-size: 2.2rem; }


/* ── CONTACT REDESIGN ── */
#contact { background: var(--bg2); }
.contact-clean {
  max-width: 720px; margin: 0 auto; text-align: center;
}
.contact-email-big {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-style: italic; font-weight: 600;
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(0,191,160,0.3);
  padding-bottom: 0.2rem;
  margin: 2rem 0 2.5rem;
  transition: border-color 0.2s, color 0.2s;
  letter-spacing: 0.01em;
}
.contact-email-big:hover {
  color: var(--white); border-color: var(--white);
}
.contact-cards {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem;
  margin-top: 2.5rem;
}
.contact-card {
  border: 1px solid var(--border); border-radius: 8px;
  padding: 1.5rem 1.2rem; text-align: left;
  background: var(--bg3); transition: border-color 0.25s;
}
.contact-card:hover { border-color: var(--border2); }
.cc-label {
  font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--teal); margin-bottom: 0.65rem;
  display: block;
  border-left: 2px solid var(--teal); padding-left: 0.6rem;
}
.cc-title {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 600;
  color: var(--white); margin-bottom: 0.4rem; line-height: 1.3;
}
.cc-body {
  font-size: 0.82rem; color: var(--muted); line-height: 1.6;
}
.cc-link {
  display: inline-block; margin-top: 0.8rem;
  font-family: var(--font-mono); font-size: 0.68rem;
  color: var(--teal); text-decoration: none; letter-spacing: 0.04em;
  transition: color 0.2s;
}
.cc-link:hover { color: var(--white); }
@media (max-width: 700px) {
  .contact-cards { grid-template-columns: 1fr; }
}


/* ── PREMIUM LAYER: Noise + Depth ── */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.6;
}

/* ── CURSOR SPOTLIGHT ── */
#cursor-spotlight {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(600px at var(--cx, -9999px) var(--cy, -9999px),
    rgba(0,191,160,0.08), transparent 70%);
  transition: background 0.05s;
}

/* ── ANIMATED GRADIENT HERO TITLE ── */
.hero-title em {
  background: linear-gradient(135deg, #00bfa0 0%, #7dd8cc 40%, #00bfa0 70%, #d4860e 100%);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-flow 6s ease infinite;
  font-style: italic; font-weight: 300;
  display: block; letter-spacing: 0.01em;
}
@keyframes gradient-flow {
  0%, 100% { background-position: 0% 50%; }
  50%       { background-position: 100% 50%; }
}

/* ── STAT COUNT-UP ── */
.stat-num {
  font-variant-numeric: tabular-nums;
  transition: opacity 0.3s;
}

/* ── SCROLL REVEAL PREMIUM ── */
.gsap-reveal {
  opacity: 0;
  transform: translateY(32px);
  filter: blur(4px);
}
.gsap-reveal-left {
  opacity: 0;
  transform: translateX(-40px);
}
.gsap-reveal-right {
  opacity: 0;
  transform: translateX(40px);
}

/* ── HERO SCROLL INDICATOR ── */
.hero-scroll {
  opacity: 0;
  animation: hero-scroll-in 1s 1.8s ease forwards, scrollbounce 2.8s 2.8s ease-in-out infinite;
}
@keyframes hero-scroll-in { to { opacity: 1; } }

/* ── SENSOR CARD PREMIUM HOVER ── */
.sensor-card {
  transition: transform 0.25s cubic-bezier(0.25,0.46,0.45,0.94), 
              box-shadow 0.25s cubic-bezier(0.25,0.46,0.45,0.94),
              border-color 0.25s;
  cursor: default;
}
.sensor-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,191,160,0.12), 0 0 0 1px rgba(0,191,160,0.2);
}

/* ── INSTALL CARD PREMIUM ── */
.install-card {
  transition: transform 0.3s cubic-bezier(0.25,0.46,0.45,0.94), 
              box-shadow 0.3s, border-color 0.3s;
}
.install-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,191,160,0.25);
}

/* ── BTN PREMIUM HOVER ── */
.btn-primary, .btn-gold {
  transition: transform 0.2s cubic-bezier(0.25,0.46,0.45,0.94), 
              box-shadow 0.2s, opacity 0.2s;
}
.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px rgba(0,191,160,0.4), 0 0 20px rgba(0,191,160,0.2);
}
.btn-gold:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 32px rgba(212,134,14,0.4), 0 0 20px rgba(212,134,14,0.2);
}

/* ── SECTION DIVIDER GRADIENT ── */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  opacity: 0.3;
}

/* ── HERO CONTENT ENTRY ── */
.hero-status, .hero-title, .hero-brand-sub, .hero-sub, .hero-btns {
  opacity: 0;
}

/* ── CONTACT EMAIL HOVER PREMIUM ── */
.contact-email-big {
  position: relative;
}
.contact-email-big::after {
  content: '';
  position: absolute; left: 0; bottom: -1px; right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--teal), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.25,0.46,0.45,0.94);
}
.contact-email-big:hover::after { transform: scaleX(1); }
.contact-email-big:hover { color: var(--white); border-bottom-color: transparent; }

/* ── MENSCH vs NATUR ── */
.mn-col-heads {
  display: grid; grid-template-columns: 4fr 6fr;
  gap: 1rem; margin-bottom: 0.8rem;
}
.mn-head {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.5rem 0.8rem;
  border-radius: 6px 6px 0 0;
  font-family: var(--font-mono);
}
.mn-head-human { background: rgba(212,134,14,0.06); border: 1px solid rgba(212,134,14,0.15); border-bottom: none; }
.mn-head-nature { background: rgba(0,191,160,0.06); border: 1px solid rgba(0,191,160,0.15); border-bottom: none; }
.mn-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.mn-dot-pulse { animation: blink 2.5s ease-in-out infinite; }
.mn-grid {
  display: grid;
  grid-template-areas:
    "h1 h2 n1 n2 n3"
    "h3 h4 n4 n5 n6";
  grid-template-columns: repeat(5, 1fr);
  gap: 0.9rem;
}
.mn-grid .mn-human:nth-child(1) { grid-area: h1; }
.mn-grid .mn-human:nth-child(2) { grid-area: h2; }
.mn-grid .mn-human:nth-child(3) { grid-area: h3; }
.mn-grid .mn-human:nth-child(4) { grid-area: h4; }
.mn-grid .mn-nature:nth-child(5) { grid-area: n1; }
.mn-grid .mn-nature:nth-child(6) { grid-area: n2; }
.mn-grid .mn-nature:nth-child(7) { grid-area: n3; }
.mn-grid .mn-nature:nth-child(8) { grid-area: n4; }
.mn-grid .mn-nature:nth-child(9) { grid-area: n5; }
.mn-grid .mn-nature:nth-child(10) { grid-area: n6; }

/* Human cards: gold accent line */
.sensor-card.mn-human::before { background: linear-gradient(90deg, transparent, var(--gold), transparent) !important; }
.sensor-card.mn-human { border-top: 2px solid rgba(212,134,14,0.2); }
.sensor-card.mn-human .sensor-id { color: var(--gold); opacity: 0.7; }

/* Nature cards: teal accent */
.sensor-card.mn-nature { border-top: 2px solid rgba(0,191,160,0.2); }
.sensor-card.mn-nature .sensor-id { color: var(--teal); opacity: 0.7; }
.sensor-card.mn-nature .sensor-value .sensor-val { color: var(--teal); }

/* Mobile: stack everything */
@media (max-width: 900px) {
  .mn-col-heads { grid-template-columns: 1fr 1fr; }
  .mn-grid {
    grid-template-areas:
      "h1 h2"
      "h3 h4"
      "n1 n2"
      "n3 n4"
      "n5 n6";
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 500px) {
  .mn-grid {
    grid-template-areas:
      "h1" "h2" "h3" "h4"
      "n1" "n2" "n3" "n4" "n5" "n6";
    grid-template-columns: 1fr;
  }
  .mn-col-heads { grid-template-columns: 1fr; }
  .mn-head-nature { border-radius: 6px 6px 0 0; }
}

/* ── DATA TABLE ── */
/* ── DATA TABLE ── */
.data-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg2);
}
.data-table {
  width: 100%; border-collapse: collapse;
  font-family: var(--font-mono); font-size: 0.75rem;
}
.data-table thead tr {
  background: rgba(0,212,170,0.04);
  border-bottom: 1px solid var(--border);
}
.data-table th {
  padding: 0.75rem 1.2rem; text-align: left;
  color: var(--muted); font-weight: 500; letter-spacing: 0.1em;
  white-space: nowrap; font-size: 0.62rem;
}
.data-table tbody tr {
  border-bottom: 1px solid rgba(0,212,170,0.06);
  transition: background 0.15s;
}
.data-table tbody tr:last-child { border-bottom: none; }
.data-table tbody tr:hover { background: rgba(0,212,170,0.03); }
.data-table td { padding: 0.8rem 1.2rem; vertical-align: middle; }
.dt-mod { color: var(--white); font-weight: 500; white-space: nowrap; }
.dt-src { color: var(--muted); font-size: 0.68rem; }
.dt-val { color: var(--teal); font-weight: 500; font-size: 0.88rem; letter-spacing: 0.02em; }
.dt-unit { color: rgba(238,242,247,0.5); font-size: 0.68rem; }
.dt-badge {
  font-size: 0.55rem; padding: 0.12rem 0.45rem; border-radius: 2px;
  letter-spacing: 0.1em; display: inline-block;
}
.data-table-footer {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.65rem 1.2rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 0.6rem; color: var(--muted);
  letter-spacing: 0.06em;
}
@media (max-width: 700px) {
  .data-table th, .data-table td { padding: 0.6rem 0.8rem; }
  .dt-src { display: none; }
}

/* ── VISION SECTION ── */
.vis-feature {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1rem 1.2rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.vis-feature:hover {
  border-color: var(--border2);
  box-shadow: var(--glow);
}
.vis-feature-icon {
  font-size: 1.4rem; flex-shrink: 0; width: 2.2rem; text-align: center;
  padding-top: 0.1rem;
}
.vis-feature-title {
  font-family: var(--font-head); font-size: 0.88rem; font-weight: 600;
  color: var(--white); margin-bottom: 0.25rem;
}
.vis-feature-body {
  font-size: 0.78rem; color: var(--muted); line-height: 1.6;
}
@media (max-width: 768px) {
  .vision-grid { grid-template-columns: 1fr !important; gap: 2.5rem !important; }
}


/* ── EEL FX ── */
html.lenis, html.lenis body { height: auto; }
html.lenis { scroll-behavior: auto !important; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-stopped { overflow: hidden; }
.lenis.lenis-smooth iframe { pointer-events: none; }

.hero-fx { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.hero-fx canvas { position: absolute; inset: 0; width: 100% !important; height: 100% !important; display: block; }
/* Verhindert Aufblitzen der Headline vor dem SplitText-Reveal */
.fx-herosplit .hero-title { visibility: hidden; }
.fx-splittitles .section-title { visibility: hidden; }
.split-line { overflow: hidden; }

.install-img-wrap.fx-distort canvas { position: absolute; inset: 0; z-index: 0; }
.install-img-wrap.fx-distort .install-img { visibility: hidden; }
.install-img-wrap.fx-distort .install-img-overlay { z-index: 1; }

.fx-magnet { will-change: transform; }

/* Shader-Hintergründe (data-fx-bg="ocean|deep|aire") — für Hero und beliebige Sektionen */
.fx-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.fx-bg canvas { position: absolute; inset: 0; width: 100% !important; height: 100% !important; display: block; }
section.fx-has-bg { position: relative; }
section.fx-has-bg > .section-inner { position: relative; z-index: 1; }

/* Wind-Trenner-Sektion — Shader-Hintergrund "aire" mit Scroll-Parallax */
.wind-divider { position: relative; overflow: hidden; padding: 5.5rem 4rem; border-bottom: 1px solid var(--border); }
.wind-divider .fx-bg { transform: scale(1.18); will-change: transform; }
.wind-divider .section-inner { position: relative; z-index: 1; text-align: center; max-width: 620px; margin: 0 auto; }
.wind-divider .wind-tag { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.22em; color: var(--teal); text-transform: uppercase; margin-bottom: 0.9rem; }
.wind-divider .wind-title { font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 500; font-style: italic; color: var(--white); line-height: 1.4; }
@media (max-width: 768px) { .wind-divider { padding: 3.5rem 1.5rem; } }
/* Hero im Shader-Modus: statisches Bild aus, Overlay-Gradient bleibt über dem Wasser für Textkontrast */
#hero.fx-shader-hero .hero-bg { display: none; }
#hero.fx-shader-hero .hero-fx { z-index: 0; }
#hero.fx-shader-hero .hero-overlay { z-index: 1; }
/* Gradient-Text nach SplitText: das <em> hat keinen eigenen Text mehr, der Gradient muss auf die Zeichen */
.fx-herosplit .hero-title em > div {
  background: linear-gradient(135deg, #00bfa0 0%, #7dd8cc 40%, #00bfa0 70%, #d4860e 100%);
  background-size: 300% 300%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradient-flow 6s ease infinite;
}
.fx-herosplit .hero-title em { -webkit-text-fill-color: initial; }