/* Glanzbande – Fensterreinigung Hannover. Keine externen Schriften/Tracker (DSGVO). */
:root {
  --bg: #07090d;
  --bg-2: #0c1118;
  --surface: #111821;
  --surface-2: #17202b;
  --line: #222d3a;
  --text: #eef3f8;
  --muted: #9aa8b7;
  --accent: #6cf4ff;
  --accent-2: #b3fbff;
  --accent-ink: #032a30;
  --shine: #ffffff;
  --warn: #ffd166;
  --radius: 18px;
  --radius-sm: 12px;
  --max: 1160px;
  --gutter: 20px;
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --shadow-glow: 0 0 0 1px rgba(108, 244, 255, 0.25), 0 10px 40px -10px rgba(108, 244, 255, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent-2); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

.wrap { width: min(var(--max), 100% - 2 * var(--gutter)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- Typo ---------- */
h1, h2, h3 { line-height: 1.08; letter-spacing: -0.02em; margin: 0 0 0.5em; font-weight: 850; }
h1 { font-size: clamp(2.3rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: 1.25rem; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }
.lead { font-size: clamp(1.1rem, 2vw, 1.3rem); color: var(--muted); max-width: 60ch; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: currentColor; border-radius: 2px; }
.shine-text {
  background: linear-gradient(100deg, var(--text) 0%, var(--text) 40%, var(--accent-2) 50%, var(--text) 60%, var(--text) 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shine 5s ease-in-out infinite;
}
@keyframes shine { 0%, 30% { background-position: 100% 0; } 70%, 100% { background-position: 0 0; } }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 9, 13, 0.82);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 900; letter-spacing: 0.04em; font-size: 1.15rem; }
.logo svg { width: 34px; height: 34px; }
.logo small { display: block; font-size: 0.62rem; font-weight: 600; letter-spacing: 0.18em; color: var(--muted); text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 6px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--text); text-decoration: none; padding: 8px 12px; border-radius: 10px; font-weight: 600; font-size: 0.95rem; }
.nav-links a:hover, .nav-links a[aria-current="page"] { background: var(--surface); color: var(--accent); }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); color: var(--text); border-radius: 10px; padding: 8px 12px; font: inherit; font-weight: 700; }
@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .nav-links { display: none; position: absolute; left: 0; right: 0; top: 68px; flex-direction: column; align-items: stretch; padding: 12px var(--gutter) 20px; background: var(--bg); border-bottom: 1px solid var(--line); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 14px 12px; font-size: 1.05rem; }
  .nav .btn-nav { display: none; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 24px; border-radius: 999px;
  font: inherit; font-weight: 800; font-size: 1rem; text-decoration: none; cursor: pointer;
  border: 1px solid transparent; transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); box-shadow: var(--shadow-glow); }
.btn-primary:hover { background: var(--accent-2); color: var(--accent-ink); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn svg { width: 20px; height: 20px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: clamp(48px, 9vw, 110px) 0 clamp(48px, 7vw, 90px); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto auto; width: 70vw; height: 70vw; max-width: 900px; max-height: 900px;
  background: radial-gradient(closest-side, rgba(108, 244, 255, 0.16), transparent 70%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(28px, 5vw, 64px); align-items: center; position: relative; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }
.hero .lead { margin-top: 8px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-top: 26px; color: var(--muted); font-size: 0.92rem; }
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta span::before { content: "✓"; color: var(--accent); font-weight: 900; }

/* Die Scheibe: schmutzig → Abzieher-Zug → glänzend */
.pane {
  position: relative; aspect-ratio: 4 / 5; width: 100%; max-width: 460px; margin-inline: auto;
  border-radius: 22px; overflow: hidden;
  border: 10px solid #1c2530; box-shadow: 0 30px 80px -30px rgba(0,0,0,0.8), inset 0 0 0 1px rgba(255,255,255,0.04), 0 0 0 1px var(--line);
  background: linear-gradient(160deg, #0d2b3a 0%, #0a1824 45%, #071018 100%);
}
.pane::after { /* Fensterkreuz */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(90deg, transparent calc(50% - 5px), #1c2530 calc(50% - 5px), #1c2530 calc(50% + 5px), transparent calc(50% + 5px)),
    linear-gradient(0deg, transparent calc(55% - 5px), #1c2530 calc(55% - 5px), #1c2530 calc(55% + 5px), transparent calc(55% + 5px));
}
.pane-view { /* „Aussicht“ hinter dem Glas */
  position: absolute; inset: 0;
  background:
    radial-gradient(120% 60% at 70% 110%, rgba(108,244,255,0.25), transparent 60%),
    radial-gradient(60% 40% at 20% 20%, rgba(255,255,255,0.10), transparent 70%),
    linear-gradient(180deg, #123044 0%, #0b1d2a 55%, #08131c 100%);
}
.pane-clean::before { /* Glanzstreifen auf sauberem Glas */
  content: ""; position: absolute; inset: -30%;
  background: linear-gradient(115deg, transparent 40%, rgba(255,255,255,0.22) 47%, rgba(255,255,255,0.05) 52%, transparent 58%);
  animation: glint 6s ease-in-out infinite;
}
@keyframes glint { 0%, 55% { transform: translateX(-40%); } 85%, 100% { transform: translateX(40%); } }
.pane-dirt { /* Schmutzschicht, wird freigewischt */
  position: absolute; inset: 0;
  background:
    radial-gradient(18% 12% at 22% 30%, rgba(160,140,110,0.55), transparent 70%),
    radial-gradient(25% 18% at 70% 22%, rgba(130,120,100,0.45), transparent 70%),
    radial-gradient(30% 22% at 40% 70%, rgba(150,135,110,0.5), transparent 70%),
    radial-gradient(15% 10% at 80% 75%, rgba(170,150,120,0.55), transparent 70%),
    radial-gradient(60% 50% at 50% 50%, rgba(120,110,95,0.35), transparent 75%),
    rgba(90, 85, 75, 0.45);
  filter: url(#grain);
  clip-path: inset(0 0 0 0%);
  animation: wipe 5.5s cubic-bezier(.65,0,.35,1) infinite;
}
.squeegee {
  position: absolute; top: -4%; bottom: -4%; width: 18px; left: 0;
  background: linear-gradient(90deg, #0b0f14, #2a3542 40%, #0b0f14);
  border-radius: 6px; box-shadow: 0 0 24px rgba(108,244,255,0.35);
  animation: squeegee 5.5s cubic-bezier(.65,0,.35,1) infinite;
}
.squeegee::after { content: ""; position: absolute; inset: 0 auto 0 100%; width: 3px; background: var(--accent); box-shadow: 0 0 14px var(--accent); }
@keyframes wipe { 0%, 8% { clip-path: inset(0 0 0 0%); } 58%, 82% { clip-path: inset(0 0 0 100%); } 100% { clip-path: inset(0 0 0 0%); } }
@keyframes squeegee { 0%, 8% { left: -24px; opacity: 1; } 58% { left: 100%; opacity: 1; } 60%, 100% { left: 100%; opacity: 0; } }
.pane-badge {
  position: absolute; left: 14px; bottom: 14px; z-index: 3;
  background: rgba(7,9,13,0.78); border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 12px; font-size: 0.78rem; font-weight: 700; letter-spacing: 0.06em; color: var(--accent);
}
@media (prefers-reduced-motion: reduce) {
  .pane-dirt { animation: none; clip-path: inset(0 0 0 55%); }
  .squeegee { animation: none; left: 55%; }
  .pane-clean::before, .shine-text { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Sections ---------- */
section { padding: clamp(56px, 8vw, 104px) 0; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.section-head { max-width: 760px; margin-bottom: clamp(28px, 4vw, 48px); }
.grid { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; position: relative; transition: border-color 0.2s ease, transform 0.2s ease;
}
.card:hover { border-color: rgba(108,244,255,0.45); }
a.card { color: var(--text); text-decoration: none; display: block; }
a.card:hover { transform: translateY(-2px); }
.card .icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(108,244,255,0.1); color: var(--accent); margin-bottom: 16px; }
.card .icon svg { width: 24px; height: 24px; }
.card p { color: var(--muted); margin: 0; }
.card .price-from { margin-top: 14px; font-weight: 800; color: var(--accent); }
.card .more { display: inline-block; margin-top: 14px; font-weight: 700; color: var(--accent); }

.trust { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 28px; padding: 22px 0; color: var(--muted); font-weight: 600; font-size: 0.95rem; }
.trust span { display: inline-flex; align-items: center; gap: 8px; }
.trust svg { width: 18px; height: 18px; color: var(--accent); }

.steps { counter-reset: step; }
.step { padding-left: 64px; position: relative; }
.step::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 0; top: 0; width: 46px; height: 46px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 900; color: var(--accent-ink); background: var(--accent);
}
.step p { color: var(--muted); }

/* ---------- Preise ---------- */
.price-table { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.price-table th, .price-table td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); }
.price-table tr:last-child td { border-bottom: 0; }
.price-table th { font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); background: var(--surface-2); }
.price-table td.p { font-weight: 800; color: var(--accent); white-space: nowrap; text-align: right; }
.price-table .sub { display: block; color: var(--muted); font-size: 0.88rem; }
.note { color: var(--muted); font-size: 0.92rem; margin-top: 14px; }

/* Preisrechner */
.calc { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(20px, 4vw, 34px); box-shadow: var(--shadow-glow); }
.calc-row { display: grid; grid-template-columns: 1fr auto; gap: 14px; align-items: center; padding: 14px 0; border-bottom: 1px solid var(--line); }
.calc-row:last-of-type { border-bottom: 0; }
.calc-row label { font-weight: 700; }
.calc-row .hint { display: block; color: var(--muted); font-size: 0.86rem; font-weight: 500; }
.stepper { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.stepper button { width: 44px; height: 44px; background: var(--surface-2); border: 0; color: var(--text); font-size: 1.3rem; font-weight: 800; cursor: pointer; }
.stepper button:hover { color: var(--accent); }
.stepper input { width: 56px; height: 44px; text-align: center; background: transparent; border: 0; color: var(--text); font: inherit; font-weight: 800; -moz-appearance: textfield; }
.stepper input::-webkit-outer-spin-button, .stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.seg { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 6px 0 4px; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg label { border: 1px solid var(--line); border-radius: 12px; padding: 12px 10px; text-align: center; cursor: pointer; font-weight: 700; font-size: 0.92rem; background: var(--surface-2); }
.seg label small { display: block; color: var(--muted); font-weight: 600; }
.seg input:checked + label { border-color: var(--accent); color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.seg input:focus-visible + label { outline: 3px solid var(--accent); outline-offset: 2px; }
@media (max-width: 520px) { .seg { grid-template-columns: 1fr; } }
.calc-total { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 16px; margin-top: 20px; padding-top: 20px; border-top: 1px dashed var(--line); }
.calc-total .sum { font-size: clamp(2rem, 5vw, 2.8rem); font-weight: 900; color: var(--accent); line-height: 1; }
.calc-total .sum-label { color: var(--muted); font-size: 0.9rem; }
.check { display: flex; gap: 10px; align-items: center; margin-top: 14px; font-weight: 600; }
.check input { width: 20px; height: 20px; accent-color: var(--accent); }

/* ---------- Formular ---------- */
.form { display: grid; gap: 14px; }
.form label { font-weight: 700; font-size: 0.95rem; }
.form input, .form select, .form textarea {
  width: 100%; margin-top: 6px; padding: 14px 16px; border-radius: 12px;
  background: var(--surface-2); border: 1px solid var(--line); color: var(--text); font: inherit;
}
.form textarea { min-height: 120px; resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(108,244,255,0.2); }
.form .two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .form .two { grid-template-columns: 1fr; } }

/* ---------- Social ---------- */
.reels { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 760px) { .reels { grid-template-columns: repeat(3, 70%); overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 8px; } .reel { scroll-snap-align: start; } }
.reel {
  aspect-ratio: 9 / 16; border-radius: var(--radius); border: 1px solid var(--line); overflow: hidden; position: relative;
  background: linear-gradient(170deg, #0f2a38, #0a141d); display: flex; align-items: flex-end; padding: 16px;
}
.reel video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.reel span { position: relative; font-weight: 800; background: rgba(7,9,13,0.75); padding: 6px 10px; border-radius: 8px; font-size: 0.9rem; }
.reel .play { position: absolute; inset: 0; display: grid; place-items: center; color: rgba(255,255,255,0.85); }
.reel .play svg { width: 54px; height: 54px; }
.socials { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }

/* ---------- FAQ ---------- */
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0 20px; margin-bottom: 10px; }
.faq summary { cursor: pointer; list-style: none; padding: 18px 0; font-weight: 800; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); padding-bottom: 18px; margin: 0; }

/* ---------- Gebiet ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.chips li { border: 1px solid var(--line); background: var(--surface); border-radius: 999px; padding: 6px 14px; font-weight: 600; font-size: 0.92rem; }

/* ---------- CTA ---------- */
.cta {
  border-radius: 26px; padding: clamp(28px, 5vw, 56px); text-align: center;
  background: radial-gradient(120% 140% at 50% 0%, rgba(108,244,255,0.18), transparent 60%), var(--surface);
  border: 1px solid rgba(108,244,255,0.3);
}
.cta .btn-row { justify-content: center; }

/* ---------- Text-Seiten ---------- */
.prose { max-width: 780px; }
.prose h2 { font-size: 1.6rem; margin-top: 1.8em; }
.prose h3 { margin-top: 1.4em; }
.prose p, .prose li { color: #cdd6df; }
.prose ul { padding-left: 1.2em; }
.page-hero { padding: clamp(40px, 7vw, 80px) 0 clamp(20px, 4vw, 40px); }
.breadcrumb { font-size: 0.88rem; color: var(--muted); margin-bottom: 18px; }
.breadcrumb a { color: var(--muted); }
.placeholder { background: rgba(255, 209, 102, 0.15); color: var(--warn); padding: 0 4px; border-radius: 4px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 48px 0 110px; color: var(--muted); font-size: 0.94rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h3 { color: var(--text); font-size: 1rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }
.footer-bottom { margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; }

/* Mobile Aktionsleiste */
.action-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; display: none; gap: 10px;
  padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom));
  background: rgba(7,9,13,0.92); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-top: 1px solid var(--line);
}
.action-bar .btn { flex: 1; min-height: 48px; padding: 0 12px; }
@media (max-width: 760px) { .action-bar { display: flex; } }