/* =========================================================
   3D-Druck-Service Stuttgart — Voron-inspiriertes Design
   ========================================================= */

/* ---- Selbst-gehostete Webfonts (DSGVO-konform) ---- */

/* Inter — latin */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('fonts/inter-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* Inter — latin-ext (für deutsche Sonderzeichen u. a.) */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url('fonts/inter-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* JetBrains Mono — latin */
@font-face {
    font-family: 'JetBrains Mono';
    font-style: normal;
    font-weight: 100 800;
    font-display: swap;
    src: url('fonts/jetbrains-mono-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* JetBrains Mono — latin-ext */
@font-face {
    font-family: 'JetBrains Mono';
    font-style: normal;
    font-weight: 100 800;
    font-display: swap;
    src: url('fonts/jetbrains-mono-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
    --bg: #0a0a0b;
    --bg-elev: #111114;
    --bg-card: #15151a;
    --bg-card-hover: #1c1c22;
    --border: #26262d;
    --border-strong: #34343d;
    --text: #f2f2f5;
    --text-dim: #a8a8b3;
    --text-mute: #6b6b78;
    --accent: #e30b1c;
    --accent-bright: #ff1f31;
    --accent-dim: #8a0612;
    --accent-glow: rgba(227, 11, 28, 0.35);
    --success: #22c55e;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Consolas', 'Courier New', monospace;

    --container: 1240px;
    --radius: 4px;
    --radius-lg: 8px;

    --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    position: relative;
}

/* Background grid like a Voron chassis blueprint */
.grid-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.18;
    mask-image: radial-gradient(ellipse at top, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at top, black 0%, transparent 70%);
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: 1rem;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* =========================================================
   HEADER
   ========================================================= */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

/* Logo — Voron-style 4-square mark */
.logo {
    display: flex;
    align-items: center;
    gap: 14px;
    transition: transform var(--transition);
}

.logo:hover {
    transform: translateX(2px);
}

.logo-mark {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 3px;
    width: 36px;
    height: 36px;
}

.logo-square {
    background: var(--accent);
    border-radius: 2px;
    transition: background var(--transition), transform var(--transition);
}

.logo-square.s1, .logo-square.s4 {
    background: var(--accent);
}

.logo-square.s2, .logo-square.s3 {
    background: var(--text);
}

.logo:hover .logo-square.s2 {
    transform: translateY(-2px);
}

.logo:hover .logo-square.s3 {
    transform: translateY(2px);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-text-main {
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
}

.logo-text-sub {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    margin-top: 2px;
}

/* Navigation */
.main-nav {
    position: relative;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-list a {
    display: inline-block;
    padding: 10px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dim);
    border-radius: var(--radius);
    transition: color var(--transition), background var(--transition);
}

.nav-list a:hover {
    color: var(--text);
    background: var(--bg-card);
}

.nav-list .nav-cta {
    background: var(--accent);
    color: var(--text);
    font-weight: 600;
    margin-left: 8px;
    padding: 10px 20px;
    border: 1px solid var(--accent);
}

.nav-list .nav-cta:hover {
    background: var(--accent-bright);
    border-color: var(--accent-bright);
    color: var(--text);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: transform var(--transition), opacity var(--transition);
}

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

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

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

/* =========================================================
   HERO
   ========================================================= */
.hero {
    position: relative;
    padding: 100px 0 80px;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
    pointer-events: none;
    z-index: -1;
}

.hero-inner {
    position: relative;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    background: var(--bg-card);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-dim);
    letter-spacing: 0.12em;
    margin-bottom: 32px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6); }
    70% { box-shadow: 0 0 0 8px rgba(34, 197, 94, 0); }
    100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.75rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.025em;
    margin-bottom: 28px;
}

.hero-line {
    display: block;
}

.hero-line.accent {
    color: var(--accent);
    position: relative;
}

.hero-line.accent::after {
    content: "_";
    color: var(--accent);
    animation: blink 1.2s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-sub {
    font-size: clamp(1.05rem, 1.8vw, 1.25rem);
    color: var(--text-dim);
    max-width: 720px;
    margin-bottom: 40px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 64px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: 1px solid transparent;
    transition: all var(--transition);
    cursor: pointer;
    text-align: center;
    line-height: 1.2;
}

.btn-primary {
    background: var(--accent);
    color: var(--text);
    border-color: var(--accent);
}

.btn-primary:hover {
    background: var(--accent-bright);
    border-color: var(--accent-bright);
    box-shadow: 0 0 0 4px var(--accent-glow);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border-color: var(--border-strong);
}

.btn-secondary:hover {
    border-color: var(--text);
    background: var(--bg-card);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1rem;
}

.btn-arrow {
    display: inline-block;
    transition: transform var(--transition);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* Hero Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    margin-top: 16px;
}

.stat {
    padding: 24px 20px;
    border-right: 1px solid var(--border);
}

.stat:last-child {
    border-right: none;
}

.stat dt {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-mute);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 8px;
}

.stat dd {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 800;
    color: var(--text);
    letter-spacing: -0.02em;
}

/* =========================================================
   SECTIONS — common
   ========================================================= */
.section {
    padding: 100px 0;
    position: relative;
}

.section + .section {
    border-top: 1px solid var(--border);
}

.section-head {
    max-width: 720px;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--accent);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin-bottom: 20px;
}

.section-lead {
    font-size: 1.15rem;
    color: var(--text-dim);
}

/* =========================================================
   SERVICES
   ========================================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    position: relative;
    padding: 40px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    overflow: hidden;
}

.service-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: var(--accent);
    transition: width 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-strong);
    transform: translateY(-4px);
}

.service-card:hover::before {
    width: 100%;
}

.service-card-accent {
    border-color: var(--accent-dim);
}

.service-card-accent::before {
    width: 100%;
}

.service-num {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: 24px;
    letter-spacing: 0.1em;
}

.service-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.service-text {
    color: var(--text-dim);
    margin-bottom: 24px;
    font-size: 0.95rem;
}

.service-list {
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

.service-list li {
    position: relative;
    padding: 8px 0 8px 22px;
    font-size: 0.9rem;
    color: var(--text-dim);
}

.service-list li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

/* =========================================================
   FILAMENTE
   ========================================================= */
.filament-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.filament-card {
    padding: 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.filament-card:hover {
    border-color: var(--accent-dim);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.filament-tag {
    display: inline-block;
    padding: 4px 10px;
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}

.filament-card-special .filament-tag {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--text);
}

.filament-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.filament-card p {
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.55;
}

/* =========================================================
   DRUCKERPARK
   ========================================================= */
.printer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.printer-card {
    padding: 32px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    position: relative;
}

.printer-card:hover {
    border-color: var(--border-strong);
    background: var(--bg-card-hover);
    transform: translateY(-3px);
}

.printer-brand {
    display: inline-block;
    padding: 6px 12px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dim));
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.printer-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.printer-card p {
    font-size: 0.92rem;
    color: var(--text-dim);
    line-height: 1.6;
}

/* =========================================================
   EXPERTISE
   ========================================================= */
.expertise-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.expertise-text .section-tag {
    margin-bottom: 16px;
}

.expertise-lead {
    font-size: 1.15rem;
    color: var(--text);
    margin-bottom: 20px;
}

.expertise-text-body {
    color: var(--text-dim);
}

.expertise-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.expertise-list li {
    display: flex;
    gap: 24px;
    padding: 24px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    transition: all var(--transition);
}

.expertise-list li:hover {
    border-color: var(--accent-dim);
    background: var(--bg-card-hover);
}

.expertise-num {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.05em;
    flex-shrink: 0;
}

.expertise-list h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.expertise-list p {
    color: var(--text-dim);
    font-size: 0.92rem;
    line-height: 1.55;
}

/* =========================================================
   CONTACT FORM
   ========================================================= */
.section-contact {
    background: linear-gradient(180deg, transparent 0%, rgba(227, 11, 28, 0.03) 100%);
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-field label,
.form-fieldset legend {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: 0.02em;
    margin-bottom: 0;
}

.form-field label span[aria-hidden] {
    color: var(--accent);
}

.optional {
    color: var(--text-mute);
    font-weight: 400;
    font-size: 0.78rem;
    margin-left: 4px;
}

.form-field input,
.form-field select,
.form-field textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--bg-elev);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-field textarea {
    resize: vertical;
    min-height: 140px;
    font-family: inherit;
}

.form-field select {
    cursor: pointer;
    appearance: none;
    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 fill='%23e30b1c' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-fieldset {
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    padding: 20px;
    background: var(--bg);
}

.form-fieldset legend {
    padding: 0 8px;
    margin-left: -8px;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 12px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-dim);
    transition: color var(--transition), background var(--transition);
}

.checkbox-label:hover {
    color: var(--text);
    background: var(--bg-card);
}

.checkbox-label input[type="checkbox"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 1px solid var(--border-strong);
    border-radius: 3px;
    background: var(--bg-card);
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
    transition: all var(--transition);
}

.checkbox-label input[type="checkbox"]:checked {
    background: var(--accent);
    border-color: var(--accent);
}

.checkbox-label input[type="checkbox"]:checked::after {
    content: "✓";
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    font-size: 12px;
    font-weight: 700;
}

.checkbox-label input[type="checkbox"]:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.checkbox-field .checkbox-label {
    align-items: flex-start;
    line-height: 1.5;
}

.checkbox-field .checkbox-label a {
    color: var(--accent);
    text-decoration: underline;
}

.checkbox-field .checkbox-label a:hover {
    color: var(--accent-bright);
}

.form-submit {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.form-note {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-dim);
    letter-spacing: 0.05em;
}

.form-feedback {
    padding: 0;
    font-size: 0.95rem;
    border-radius: var(--radius);
    transition: all var(--transition);
}

.form-feedback.success {
    padding: 16px 20px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #4ade80;
}

.form-feedback.error {
    padding: 16px 20px;
    background: rgba(227, 11, 28, 0.1);
    border: 1px solid rgba(227, 11, 28, 0.3);
    color: #ff6b78;
}

.form-field.invalid input,
.form-field.invalid select,
.form-field.invalid textarea {
    border-color: var(--accent);
}

/* Honeypot — visuell verborgen, aber für Bots im DOM sichtbar */
.hp-field {
    position: absolute !important;
    left: -10000px !important;
    width: 1px;
    height: 1px;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
}

/* Submit-Status */
.btn[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 700ms linear infinite;
    vertical-align: -2px;
    margin-right: 8px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
    border-top: 1px solid var(--border);
    background: var(--bg-elev);
    padding: 64px 0 0;
    margin-top: 40px;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 64px;
    padding-bottom: 48px;
}

.footer-tagline {
    margin-top: 20px;
    color: var(--text-dim);
    font-size: 0.95rem;
}

.footer-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.footer-col h4 {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col a {
    color: var(--text-dim);
    font-size: 0.92rem;
    transition: color var(--transition);
}

.footer-col a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 24px 0;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom-inner span {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-mute);
    letter-spacing: 0.05em;
}

.footer-domain {
    color: var(--text-dim) !important;
}

/* =========================================================
   LEGAL PAGES
   ========================================================= */
.legal-page {
    padding: 80px 0 100px;
    max-width: 820px;
    margin: 0 auto;
}

.legal-page h1 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    margin-bottom: 32px;
    letter-spacing: -0.02em;
}

.legal-page h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin: 36px 0 16px;
    letter-spacing: -0.01em;
}

.legal-page h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 24px 0 12px;
}

.legal-page p,
.legal-page li {
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 12px;
}

.legal-page ul {
    list-style: disc;
    padding-left: 24px;
    margin-bottom: 16px;
}

.legal-page a {
    color: var(--accent);
    text-decoration: underline;
}

.legal-page a:hover {
    color: var(--accent-bright);
}

.legal-placeholder {
    padding: 16px 20px;
    margin: 24px 0;
    background: rgba(227, 11, 28, 0.08);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 0.92rem;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 980px) {
    .services-grid,
    .printer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .filament-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .expertise-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 720px) {
    .nav-toggle {
        display: flex;
        position: relative;
        z-index: 102;
    }

    .nav-list {
        position: fixed;
        top: 72px; /* header height */
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--bg-elev);
        border-top: 1px solid var(--border);
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 24px;
        margin: 0;
        overflow-y: auto;
        overscroll-behavior: contain;
        transform: translateY(-12px);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity var(--transition), transform var(--transition), visibility 0s linear var(--transition);
    }

    .nav-list.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
        transition: opacity var(--transition), transform var(--transition), visibility 0s linear 0s;
    }

    .nav-list a {
        display: block;
        padding: 18px 20px;
        font-size: 1.05rem;
        border-radius: var(--radius);
        border: 1px solid transparent;
    }

    .nav-list a:hover,
    .nav-list a:focus-visible {
        border-color: var(--border);
        background: var(--bg-card);
    }

    .nav-list .nav-cta {
        margin-left: 0;
        margin-top: 12px;
        text-align: center;
        font-size: 1.05rem;
        padding: 18px 20px;
    }

    /* Body-Scroll sperren, wenn Menü offen */
    body.nav-open {
        overflow: hidden;
    }

    .hero {
        padding: 64px 0 56px;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .stat:nth-child(2) {
        border-right: none;
    }

    .stat:nth-child(1),
    .stat:nth-child(2) {
        border-bottom: 1px solid var(--border);
    }

    .section {
        padding: 64px 0;
    }

    .section-head {
        margin-bottom: 40px;
    }

    .services-grid,
    .printer-grid {
        grid-template-columns: 1fr;
    }

    .filament-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-form {
        padding: 28px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .checkbox-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-submit {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }

    .form-submit .btn {
        width: 100%;
    }

    .footer-cols {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 460px) {
    .filament-grid,
    .checkbox-grid {
        grid-template-columns: 1fr;
    }

    .footer-cols {
        grid-template-columns: 1fr;
    }

    .footer-bottom-inner {
        flex-direction: column;
        align-items: flex-start;
    }
}

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