/* ============================================================
   Schreinerei Holzmann — Dark Wood Editorial + 3D Konfigurator
   ============================================================ */

:root {
    --dark:    #0b0805;
    --dark-2:  #130d07;
    --dark-3:  #1b1409;
    --dark-4:  #23190c;
    --dark-5:  #2d2010;
    --amber:   #c8913a;
    --amber-l: #e8b85a;
    --cream:   #f0e4cc;
    --cream-7: rgba(240,228,204,0.7);
    --cream-4: rgba(240,228,204,0.4);
    --cream-2: rgba(240,228,204,0.2);
    --cream-1: rgba(240,228,204,0.1);
    --border:  rgba(200,145,58,0.22);
    --border-s: rgba(240,228,204,0.08);
    --r:       10px;
    --r-l:     18px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--dark);
    color: var(--cream);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

.container { max-width: 1120px; margin: 0 auto; padding: 0 28px; }

h1, h2, h3, .hero-title, .section-head h2,
.konfig-card h2, .kontakt-info h2,
.step-q, .werkstatt-text h2 {
    font-family: 'Playfair Display', Georgia, serif;
}
em { font-style: italic; color: var(--amber-l); }

/* ── Reveal ─────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.75s ease, transform 0.75s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ── Demo Banner ─────────────────────────────── */
.demo-banner {
    background: var(--dark-5);
    border-bottom: 1px solid var(--border-s);
    color: var(--cream-4);
    text-align: center;
    padding: 10px 24px;
    font-size: 0.82rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}
.demo-banner strong { color: var(--cream-7); }
.demo-banner a { color: var(--amber); text-decoration: none; font-weight: 600; }
.demo-banner a:hover { color: var(--amber-l); }

/* ── Navbar ──────────────────────────────────── */
.nav {
    position: sticky; top: 0; z-index: 100;
    background: rgba(11,8,5,0.9);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-s);
    transition: border-color 0.3s;
}
.nav.scrolled { border-color: var(--border); }
.nav-inner {
    max-width: 1120px; margin: 0 auto; padding: 0 28px;
    height: 66px;
    display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { text-decoration: none; display: flex; flex-direction: column; line-height: 1.2; }
.logo-main { font-family: 'Playfair Display', Georgia, serif; font-size: 1.3rem; font-weight: 700; color: var(--cream); letter-spacing: -0.02em; }
.logo-sub { font-size: 0.68rem; color: var(--amber); letter-spacing: 0.08em; text-transform: uppercase; }
.nav-links { display: flex; list-style: none; gap: 32px; align-items: center; }
.nav-links a { color: var(--cream-7); text-decoration: none; font-size: 0.88rem; font-weight: 500; transition: color 0.25s; }
.nav-links a:hover { color: var(--cream); }
.nav-cta { padding: 9px 22px; background: var(--amber); color: #fff !important; border-radius: 50px; font-weight: 600 !important; transition: background 0.25s, transform 0.2s !important; }
.nav-cta:hover { background: var(--amber-l) !important; transform: translateY(-1px); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--cream); border-radius: 2px; transition: all 0.3s; }

/* ── Hero ────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-bg img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center 40%;
    display: block;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(11,8,5,0.55) 0%,
        rgba(11,8,5,0.65) 50%,
        rgba(11,8,5,0.85) 100%
    );
}
.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 80px 28px 60px;
    max-width: 720px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(11,8,5,0.6);
    border: 1px solid var(--border);
    color: var(--cream-7);
    padding: 7px 18px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    margin-bottom: 32px;
    backdrop-filter: blur(8px);
    transition-delay: 0.1s;
}
.badge-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--amber);
    animation: dot-blink 2s ease-in-out infinite;
    flex-shrink: 0;
}
@keyframes dot-blink { 0%,100%{opacity:1} 50%{opacity:0.3} }

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--cream);
    margin-bottom: 24px;
    transition-delay: 0.2s;
    text-shadow: 0 4px 32px rgba(0,0,0,0.5);
}
.hero-title em { display: block; color: var(--amber-l); font-style: italic; }
.hero-sub {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--cream-7);
    line-height: 1.7;
    margin-bottom: 40px;
    transition-delay: 0.3s;
}
.hero-ctas {
    display: flex; gap: 16px; flex-wrap: wrap;
    justify-content: center;
    transition-delay: 0.4s;
}

/* Buttons */
.btn-amber {
    display: inline-block; padding: 14px 32px;
    background: var(--amber); color: #fff;
    border: none; border-radius: 50px;
    font-size: 0.95rem; font-weight: 700; cursor: pointer;
    text-decoration: none; letter-spacing: 0.01em;
    transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
}
.btn-amber:hover { background: var(--amber-l); transform: translateY(-2px); box-shadow: 0 8px 32px rgba(200,145,58,0.35); }
.btn-amber:disabled { opacity: 0.35; pointer-events: none; }
.btn-outline {
    display: inline-block; padding: 14px 32px;
    background: transparent; color: var(--cream-7);
    border: 1px solid var(--cream-2); border-radius: 50px;
    font-size: 0.95rem; font-weight: 500; cursor: pointer;
    text-decoration: none; transition: border-color 0.25s, color 0.25s, transform 0.2s;
}
.btn-outline:hover { border-color: var(--amber); color: var(--cream); transform: translateY(-2px); }

.hero-scroll {
    position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 10px;
    color: var(--cream-4); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase;
    z-index: 2;
}
.hero-scroll-line {
    width: 1px; height: 50px;
    background: linear-gradient(to bottom, var(--amber), transparent);
    animation: scroll-drop 2s ease-in-out infinite;
}
@keyframes scroll-drop { 0%,100%{transform:scaleY(1);opacity:.6} 50%{transform:scaleY(.6);opacity:.2} }

/* ── Werkstatt Section ───────────────────────── */
.werkstatt-section { background: var(--dark-2); }
.werkstatt-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.werkstatt-text .eyebrow { display: inline-block; margin-bottom: 16px; }
.werkstatt-text h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--cream);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}
.werkstatt-text p {
    color: var(--cream-4);
    font-size: 0.95rem;
    line-height: 1.75;
    margin-bottom: 16px;
}
.werkstatt-quote {
    border-left: 2px solid var(--border);
    padding: 16px 20px;
    margin-top: 28px;
    background: var(--dark-3);
    border-radius: 0 var(--r) var(--r) 0;
}
.werkstatt-quote em {
    display: block;
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--amber-l);
    margin-bottom: 10px;
}
.werkstatt-quote cite {
    font-size: 0.78rem;
    color: var(--cream-4);
    letter-spacing: 0.04em;
    font-style: normal;
}
.werkstatt-photo {
    border-radius: var(--r-l);
    overflow: hidden;
    border: 1px solid var(--border-s);
    box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}
.werkstatt-photo img {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}
.werkstatt-photo:hover img { transform: scale(1.03); }

/* ── Sections shared ─────────────────────────── */
.section { padding: 100px 0; }
.section-head { text-align: center; margin-bottom: 64px; }
.section-head h2 {
    font-size: clamp(1.9rem, 4vw, 2.8rem);
    font-weight: 700; color: var(--cream);
    line-height: 1.2; letter-spacing: -0.02em;
    margin-top: 12px;
}
.section-desc { color: var(--cream-4); font-size: 1rem; max-width: 560px; margin: 16px auto 0; line-height: 1.7; }
.eyebrow {
    display: inline-block; font-size: 0.72rem; font-weight: 700;
    letter-spacing: 0.16em; text-transform: uppercase;
    color: var(--amber); padding: 5px 14px;
    border: 1px solid var(--border); border-radius: 50px;
    background: rgba(200,145,58,0.06);
}

/* ── Leistungen ──────────────────────────────── */
.services-section { background: var(--dark-2); }
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.service-card {
    background: var(--dark-3); border: 1px solid var(--border-s);
    border-radius: var(--r-l); padding: 36px 24px 28px;
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.service-card:hover { transform: translateY(-5px); border-color: var(--border); box-shadow: 0 16px 48px rgba(0,0,0,0.4); }
.service-icon-wrap { width: 52px; height: 52px; color: var(--amber); margin-bottom: 20px; }
.service-icon-wrap svg { width: 100%; height: 100%; }
.service-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--cream); margin-bottom: 10px; letter-spacing: -0.01em; }
.service-card p { font-size: 0.87rem; color: var(--cream-4); line-height: 1.65; margin-bottom: 18px; }
.service-tag { display: inline-block; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.05em; color: var(--amber); border: 1px solid var(--border); padding: 3px 10px; border-radius: 50px; }

/* ── Konfigurator ─────────────────────────────── */
.konfig-section { position: relative; background: var(--dark); padding: 100px 0; overflow: hidden; }
.konfig-grain {
    position: absolute; inset: 0; pointer-events: none;
    background-image:
        repeating-linear-gradient(104deg, transparent 0, transparent 6px, rgba(200,145,58,0.013) 6px, rgba(200,145,58,0.013) 8px),
        repeating-linear-gradient(107deg, transparent 0, transparent 14px, rgba(200,145,58,0.008) 14px, rgba(200,145,58,0.008) 17px);
}
.konfig-card {
    background: var(--dark-3);
    border: 1px solid var(--border);
    border-radius: var(--r-l);
    padding: 40px 40px 48px;
    box-shadow: 0 0 0 1px rgba(200,145,58,0.06), 0 32px 80px rgba(0,0,0,0.6), inset 0 1px 0 rgba(200,145,58,0.1);
    max-width: 1080px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* Progress */
.konfig-progress {
    display: flex;
    align-items: center;
    margin-bottom: 36px;
}
.kp-step { display: flex; flex-direction: column; align-items: center; gap: 8px; flex-shrink: 0; }
.kp-dot {
    width: 36px; height: 36px; border-radius: 50%;
    background: var(--dark-5); border: 1.5px solid var(--border-s);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.8rem; font-weight: 700; color: var(--cream-4);
    transition: all 0.35s;
}
.kp-step.active .kp-dot { background: var(--amber); border-color: var(--amber); color: #fff; box-shadow: 0 0 20px rgba(200,145,58,0.4); }
.kp-step.done .kp-dot { background: rgba(200,145,58,0.2); border-color: var(--amber); color: var(--amber); }
.kp-label { font-size: 0.7rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--cream-4); transition: color 0.35s; }
.kp-step.active .kp-label, .kp-step.done .kp-label { color: var(--amber); }
.kp-line { flex: 1; height: 1px; background: var(--border-s); margin: 0 12px; margin-bottom: 28px; transition: background 0.35s; }
.kp-line.done { background: var(--border); }

/* Two-column body */
.konfig-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

/* ── 3D Preview ──────────────────────────────── */
.konfig-preview {
    position: sticky;
    top: 80px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.preview-stage {
    position: relative;
    aspect-ratio: 1/1;
    border-radius: var(--r-l);
    border: 1px solid var(--border-s);
    overflow: hidden;
    background: radial-gradient(ellipse at 50% 30%, #2a1d0e 0%, #130d07 55%, #0b0805 100%);
}
.preview-spotlight {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 40% at 50% 20%, rgba(200,145,58,0.07) 0%, transparent 70%);
    pointer-events: none;
}
#previewCanvas {
    display: block;
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/* Preview label */
.preview-label {
    text-align: center;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--amber);
    text-transform: uppercase;
}

/* Rotation slider */
.rotation-slider {
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
}
.slider-hint {
    font-size: 0.7rem;
    color: var(--cream-4);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.slider-track {
    position: relative;
    width: 100%;
    height: 2px;
    background: var(--border-s);
    border-radius: 2px;
    cursor: pointer;
}
.slider-track::before {
    content: '';
    position: absolute;
    inset: -8px 0;
}
.slider-knob {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--amber);
    border: 2px solid var(--dark-3);
    transform: translate(-50%, -50%);
    cursor: grab;
    transition: box-shadow 0.2s, transform 0.1s;
    box-shadow: 0 0 0 3px rgba(200,145,58,0.25);
}
.slider-knob:hover { box-shadow: 0 0 0 5px rgba(200,145,58,0.35); }
.slider-knob:active { cursor: grabbing; transform: translate(-50%, -50%) scale(1.15); }

/* ── Konfig Steps (right column) ─────────────── */
.konfig-steps { min-width: 0; }
.konfig-step { display: none; }
.konfig-step.active { display: block; animation: fade-up 0.4s ease; }
@keyframes fade-up { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:none} }

.step-q {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--cream);
    margin-bottom: 22px;
    letter-spacing: -0.01em;
}
.type-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.type-btn {
    background: var(--dark-4); border: 1.5px solid var(--border-s);
    border-radius: var(--r); padding: 20px 14px 16px;
    display: flex; flex-direction: column; align-items: center; gap: 10px;
    cursor: pointer; transition: all 0.25s; color: var(--cream-4);
}
.type-btn:hover { border-color: var(--border); background: var(--dark-5); color: var(--cream); transform: translateY(-2px); }
.type-btn.selected { border-color: var(--amber); background: rgba(200,145,58,0.08); color: var(--cream); box-shadow: 0 0 0 1px var(--amber), 0 6px 24px rgba(200,145,58,0.18); }
.type-icon { width: 48px; height: 48px; color: inherit; }
.type-icon svg { width: 100%; height: 100%; }
.type-btn span { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.02em; }

.wood-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 22px; }
.wood-btn {
    background: var(--dark-4); border: 1.5px solid var(--border-s);
    border-radius: var(--r); overflow: hidden; cursor: pointer;
    transition: all 0.25s; text-align: left; color: var(--cream-4);
}
.wood-btn:hover { border-color: var(--border); transform: translateY(-2px); color: var(--cream); }
.wood-btn.selected { border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber), 0 6px 24px rgba(200,145,58,0.18); color: var(--cream); }
.wood-swatch {
    width: 100%; height: 56px;
    background:
        repeating-linear-gradient(104deg, transparent 0, transparent 3px, rgba(0,0,0,0.055) 3px, rgba(0,0,0,0.055) 4px),
        repeating-linear-gradient(108deg, transparent 0, transparent 9px, rgba(255,255,255,0.04) 9px, rgba(255,255,255,0.04) 11px),
        linear-gradient(155deg, var(--c1) 0%, var(--c3) 50%, var(--c2) 100%);
}
.wood-info { padding: 8px 12px; display: flex; flex-direction: column; gap: 2px; }
.wood-name { font-size: 0.82rem; font-weight: 700; color: var(--cream); }
.wood-chars { font-size: 0.68rem; color: var(--cream-4); }

.details-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 28px; }
.details-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--amber); margin-bottom: 12px; }
.size-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.size-btn {
    background: var(--dark-4); border: 1.5px solid var(--border-s); border-radius: var(--r);
    padding: 12px 6px; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 4px;
    transition: all 0.25s; color: var(--cream-4);
}
.size-btn:hover { border-color: var(--border); color: var(--cream); }
.size-btn.selected { border-color: var(--amber); background: rgba(200,145,58,0.08); color: var(--cream); }
.size-letter { font-family: 'Playfair Display', Georgia, serif; font-size: 1.2rem; font-weight: 700; }
.size-desc { font-size: 0.62rem; color: var(--cream-4); text-align: center; }
.size-btn.selected .size-desc { color: var(--amber); }
.surface-grid { display: flex; flex-direction: column; gap: 8px; }
.surface-btn {
    background: var(--dark-4); border: 1.5px solid var(--border-s); border-radius: var(--r);
    padding: 10px 12px; cursor: pointer;
    display: grid; grid-template-columns: 24px 1fr; grid-template-rows: auto auto; column-gap: 10px;
    align-items: center; text-align: left; transition: all 0.25s; color: var(--cream-4);
}
.surface-btn:hover { border-color: var(--border); color: var(--cream); }
.surface-btn.selected { border-color: var(--amber); background: rgba(200,145,58,0.08); color: var(--cream); }
.surface-sym { font-size: 1.1rem; color: var(--amber); grid-row: span 2; display: flex; align-items: center; justify-content: center; opacity: 0.7; }
.surface-btn.selected .surface-sym { opacity: 1; }
.surface-name { font-size: 0.82rem; font-weight: 600; color: var(--cream); line-height: 1.2; }
.surface-desc { font-size: 0.67rem; color: var(--cream-4); }

.step3-actions { display: flex; align-items: center; gap: 14px; justify-content: flex-end; }
.btn-back { background: none; border: none; color: var(--cream-4); font-size: 0.84rem; cursor: pointer; padding: 8px 0; transition: color 0.2s; }
.btn-back:hover { color: var(--cream); }

.summary-card { background: var(--dark-4); border: 1px solid var(--border); border-radius: var(--r); overflow: hidden; margin-bottom: 18px; }
.summary-row { display: flex; justify-content: space-between; align-items: center; padding: 12px 18px; border-bottom: 1px solid var(--border-s); }
.summary-row:last-child { border-bottom: none; }
.summary-key { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--cream-4); }
.summary-val { font-size: 0.9rem; font-weight: 600; color: var(--amber-l); }
.summary-note { font-size: 0.83rem; color: var(--cream-4); margin-bottom: 20px; line-height: 1.6; }
.summary-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.btn-ghost-sm { background: none; border: 1px solid var(--border-s); color: var(--cream-4); font-size: 0.8rem; padding: 9px 16px; border-radius: 50px; cursor: pointer; transition: all 0.25s; }
.btn-ghost-sm:hover { border-color: var(--border); color: var(--cream); }

/* ── Referenzen ─────────────────────────────── */
.referenzen-section { background: var(--dark-2); }
.ref-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: 280px 220px;
    gap: 14px;
}
.ref-item {
    border-radius: var(--r-l); overflow: hidden; position: relative; cursor: pointer;
    background:
        repeating-linear-gradient(103deg, transparent 0, transparent 5px, rgba(0,0,0,0.05) 5px, rgba(0,0,0,0.05) 7px),
        repeating-linear-gradient(107deg, transparent 0, transparent 11px, rgba(255,255,255,0.035) 11px, rgba(255,255,255,0.035) 14px),
        linear-gradient(155deg, var(--c1) 0%, var(--c3) 45%, var(--c2) 100%);
    transition: transform 0.35s, box-shadow 0.35s;
}
.ref-item:hover { transform: scale(1.025); box-shadow: 0 20px 60px rgba(0,0,0,0.5); }
.ref-tall { grid-row: span 2; }
.ref-col { display: flex; flex-direction: column; gap: 14px; }
.ref-wide { grid-column: span 2; }
.ref-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 55%);
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 20px 22px; opacity: 0; transition: opacity 0.35s;
}
.ref-item:hover .ref-overlay { opacity: 1; }
.ref-name { font-family: 'Playfair Display', Georgia, serif; font-size: 1rem; font-weight: 700; color: var(--cream); display: block; margin-bottom: 3px; }
.ref-detail { font-size: 0.76rem; color: var(--cream-4); }

/* ── Prozess ─────────────────────────────────── */
.prozess-section { background: var(--dark-3); }
.prozess-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    align-items: start;
    gap: 0 8px;
}
.prozess-item { padding: 0 8px; }
.prozess-num {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 2rem; font-weight: 700; color: var(--dark-5);
    line-height: 1; margin-bottom: 14px;
    -webkit-text-stroke: 1px rgba(200,145,58,0.3);
}
.prozess-icon { width: 40px; height: 40px; color: var(--amber); margin-bottom: 14px; }
.prozess-icon svg { width: 100%; height: 100%; }
.prozess-item h3 { font-size: 1rem; font-weight: 700; color: var(--cream); margin-bottom: 8px; }
.prozess-item p { font-size: 0.83rem; color: var(--cream-4); line-height: 1.65; }
.prozess-connector { width: 1px; height: 40px; background: linear-gradient(to bottom, transparent, var(--border), transparent); margin-top: 64px; flex-shrink: 0; }

/* ── Kontakt ─────────────────────────────────── */
.kontakt-section { background: var(--dark); }
.kontakt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.kontakt-info .eyebrow { margin-bottom: 16px; display: inline-block; }
.kontakt-info h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); font-weight: 700; color: var(--cream); line-height: 1.2; letter-spacing: -0.02em; margin-bottom: 16px; }
.kontakt-sub { color: var(--cream-4); font-size: 0.95rem; line-height: 1.7; margin-bottom: 36px; }
.cdetails { display: flex; flex-direction: column; gap: 18px; }
.cd-row { display: flex; gap: 14px; align-items: flex-start; }
.cd-ico { width: 36px; height: 36px; background: var(--dark-4); border: 1px solid var(--border-s); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--amber); flex-shrink: 0; }
.cd-ico svg { width: 18px; height: 18px; }
.cd-row div { display: flex; flex-direction: column; gap: 2px; }
.cd-row strong { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--amber); }
.cd-row span { font-size: 0.86rem; color: var(--cream-4); }
.kontakt-form-wrap { background: var(--dark-3); border: 1px solid var(--border-s); border-radius: var(--r-l); padding: 32px; }
.kontakt-form { display: flex; flex-direction: column; gap: 16px; }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; color: var(--cream-4); }
.form-field input, .form-field select, .form-field textarea {
    background: var(--dark-4); border: 1px solid var(--border-s); border-radius: 8px;
    padding: 11px 14px; font-size: 0.88rem; font-family: inherit; color: var(--cream);
    transition: border-color 0.25s; -webkit-appearance: none;
}
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--cream-2); }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px rgba(200,145,58,0.1); }
.form-field select { cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%23c8913a' d='M4 6l4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; background-size: 14px; padding-right: 36px; }
.form-field select option { background: #1b1409; }
.form-field textarea { resize: vertical; min-height: 96px; }
.btn-full { width: 100%; text-align: center; }

/* ── Footer ──────────────────────────────────── */
.demo-footer { background: var(--dark-2); border-top: 1px solid var(--border-s); padding: 32px 0; }
.footer-inner { max-width: 1120px; margin: 0 auto; padding: 0 28px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-brand { display: flex; flex-direction: column; gap: 3px; }
.footer-logo { font-family: 'Playfair Display', Georgia, serif; font-size: 1.1rem; font-weight: 700; color: var(--cream); }
.footer-tagline { font-size: 0.7rem; color: var(--cream-4); letter-spacing: 0.05em; }
.footer-note { font-size: 0.76rem; color: var(--cream-4); }
.footer-note a { color: var(--amber); text-decoration: none; }
.footer-note a:hover { text-decoration: underline; }

/* ── Toast ───────────────────────────────────── */
.toast {
    position: fixed; bottom: 32px; left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--dark-4); border: 1px solid var(--border); border-radius: 50px;
    padding: 14px 28px; font-size: 0.9rem; color: var(--cream);
    opacity: 0; pointer-events: none;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 12px 40px rgba(0,0,0,0.5);
    z-index: 9999; white-space: nowrap;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── Responsive ─────────────────────────────── */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .konfig-body { grid-template-columns: 1fr; }
    .konfig-preview { position: static; }
    .preview-stage { max-width: 320px; margin: 0 auto; }
    .prozess-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .prozess-connector { display: none; }
}

@media (max-width: 768px) {
    .section { padding: 72px 0; }
    .nav-toggle { display: flex; }
    .nav-links {
        display: none; position: absolute; top: 66px; left: 0; right: 0;
        background: rgba(11,8,5,0.98); backdrop-filter: blur(20px);
        flex-direction: column; padding: 24px 28px; gap: 20px;
        border-bottom: 1px solid var(--border-s);
    }
    .nav-links.open { display: flex; }
    .hero-scroll { display: none; }
    .werkstatt-grid { grid-template-columns: 1fr; gap: 40px; }
    .werkstatt-photo { order: -1; max-height: 280px; }
    .services-grid { grid-template-columns: 1fr; }
    .ref-grid { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
    .ref-tall { grid-row: span 1; }
    .ref-col { display: contents; }
    .ref-wide { grid-column: span 2; }
    .ref-overlay { opacity: 1; }
    .prozess-grid { grid-template-columns: 1fr; gap: 28px; }
    .kontakt-grid { grid-template-columns: 1fr; gap: 40px; }
    .form-row-2 { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; text-align: center; }
    .konfig-card { padding: 24px 18px 32px; }
    .konfig-progress { gap: 0; }
    .kp-label { display: none; }
    .kp-line { margin: 0 6px; margin-bottom: 0; }
    .kp-dot { width: 30px; height: 30px; font-size: 0.72rem; }
    .details-grid { grid-template-columns: 1fr; }
    .summary-actions { flex-direction: column; align-items: stretch; }
    .step3-actions { flex-direction: column-reverse; align-items: stretch; }
    .step3-actions .btn-amber { text-align: center; }
}

@media (max-width: 480px) {
    .ref-grid { grid-template-columns: 1fr; }
    .ref-wide { grid-column: span 1; }
    .wood-grid { grid-template-columns: 1fr 1fr; }
}