/**
 * ===========================================
 * BAUZAUN.JETZT - Main Stylesheet
 * Alle CSS-Module zusammengeführt für Performance
 * ===========================================
 */

/* ===========================================
 * Inter Font - Lokal gehostet (DSGVO-konform)
 * =========================================== */

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url('../fonts/inter-v20-latin-300.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../fonts/inter-v20-latin-regular.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../fonts/inter-v20-latin-500.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../fonts/inter-v20-latin-600.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../fonts/inter-v20-latin-700.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 800;
    font-display: swap;
    src: url('../fonts/inter-v20-latin-800.woff2') format('woff2');
}

/* ===========================================
 * CSS Custom Properties / Design System
 * =========================================== */

:root {
    /* COLOR PALETTE */
    --color-primary: #e8501d;
    --color-primary-dark: #c44616;
    --color-primary-light: #ff6b3d;
    --color-primary-rgb: 232, 80, 29;

    --color-gray-900: #3e4247;
    --color-gray-800: #52565d;
    --color-gray-700: #6b7075;
    --color-gray-600: #84888d;
    --color-gray-500: #9da0a5;
    --color-gray-400: #b6b9bd;
    --color-gray-300: #c6c6c6;
    --color-gray-200: #e0e2e4;
    --color-gray-100: #f0f1f2;
    --color-gray-50: #f8f9fa;

    --color-text-primary: #3e4247;
    --color-text-secondary: #52565d;
    --color-text-muted: #84888d;
    --color-text-light: #ffffff;

    --color-background: #ffffff;
    --color-background-alt: #f8f9fa;
    --color-background-dark: #3e4247;

    --color-border: #e0e2e4;
    --color-border-light: #f0f1f2;

    --color-success: #28a745;
    --color-warning: #ffc107;
    --color-error: #dc3545;
    --color-info: #17a2b8;

    /* TYPOGRAPHY */
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-family-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-family-mono: 'Fira Code', 'Consolas', 'Monaco', monospace;

    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;
    --font-size-4xl: 3rem;
    --font-size-5xl: 3.5rem;

    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    --line-height-tight: 1.2;
    --line-height-snug: 1.375;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.625;
    --line-height-loose: 2;

    --letter-spacing-tighter: -0.05em;
    --letter-spacing-tight: -0.025em;
    --letter-spacing-normal: 0;
    --letter-spacing-wide: 0.025em;
    --letter-spacing-wider: 0.05em;
    --letter-spacing-widest: 0.1em;

    /* SPACING */
    --spacing-0: 0;
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    --spacing-32: 8rem;

    /* LAYOUT */
    --container-max-width: 1200px;
    --container-padding: 1.5rem;
    --grid-columns: 12;
    --grid-gap: 1.5rem;

    /* BORDERS & RADIUS */
    --border-width: 1px;
    --border-width-2: 2px;
    --border-width-4: 4px;

    --border-radius-none: 0;
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    --border-radius-full: 9999px;

    /* SHADOWS */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);

    /* TRANSITIONS */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-slower: 500ms ease;

    /* Z-INDEX */
    --z-index-dropdown: 1000;
    --z-index-sticky: 1020;
    --z-index-fixed: 1030;
    --z-index-modal-backdrop: 1040;
    --z-index-modal: 1050;
    --z-index-popover: 1060;
    --z-index-tooltip: 1070;
}

@media (prefers-color-scheme: dark) {
    :root.dark-mode {
        --color-text-primary: #f0f1f2;
        --color-text-secondary: #c6c6c6;
        --color-text-muted: #9da0a5;
        --color-background: #1a1b1e;
        --color-background-alt: #2d2e32;
        --color-border: #3e4247;
    }
}

/* ===========================================
 * CSS RESET
 * =========================================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* TYPOGRAPHY */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-4);
}

h1 { font-size: var(--font-size-4xl); letter-spacing: var(--letter-spacing-tight); }
h2 { font-size: var(--font-size-3xl); letter-spacing: var(--letter-spacing-tight); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-md); }

p {
    margin-bottom: var(--spacing-4);
    color: var(--color-text-secondary);
}

.lead {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-secondary);
}

small, .text-sm { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
strong, b { font-weight: var(--font-weight-semibold); }

/* LINKS */

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

a:hover { color: var(--color-primary-dark); }
a:focus { outline: none; }

a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* LISTS */

ul, ol {
    padding-left: var(--spacing-6);
    margin-bottom: var(--spacing-4);
}

li { margin-bottom: var(--spacing-2); }

ul.unstyled,
ol.unstyled {
    list-style: none;
    padding-left: 0;
}

/* IMAGES */

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
    height: auto;
}

/* FORMS */

input, button, textarea, select { font: inherit; }

button {
    cursor: pointer;
    background: none;
    border: none;
}

/* TABLES */

table {
    border-collapse: collapse;
    width: 100%;
}

/* ===========================================
 * UTILITIES
 * =========================================== */

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.container-fluid {
    width: 100%;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

.section { padding-top: var(--spacing-16); padding-bottom: var(--spacing-16); }
.section-sm { padding-top: var(--spacing-12); padding-bottom: var(--spacing-12); }
.section-lg { padding-top: var(--spacing-24); padding-bottom: var(--spacing-24); }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-white { color: var(--color-text-light); }

svg.text-primary { stroke: var(--color-primary); }

.font-light { font-weight: var(--font-weight-light); }
.font-regular { font-weight: var(--font-weight-regular); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

.d-none { display: none; }
.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.align-start { align-items: flex-start; }
.align-center { align-items: center; }
.align-end { align-items: flex-end; }
.gap-1 { gap: var(--spacing-1); }
.gap-2 { gap: var(--spacing-2); }
.gap-3 { gap: var(--spacing-3); }
.gap-4 { gap: var(--spacing-4); }
.gap-6 { gap: var(--spacing-6); }
.gap-8 { gap: var(--spacing-8); }

.m-0 { margin: 0; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.ml-0 { margin-left: 0; }
.mr-0 { margin-right: 0; }
.mt-2 { margin-top: var(--spacing-2); }
.mb-2 { margin-bottom: var(--spacing-2); }
.mt-3 { margin-top: var(--spacing-3); }
.mb-3 { margin-bottom: var(--spacing-3); }
.mt-4 { margin-top: var(--spacing-4); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mt-6 { margin-top: var(--spacing-6); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mt-8 { margin-top: var(--spacing-8); }
.mb-8 { margin-bottom: var(--spacing-8); }
.mt-12 { margin-top: var(--spacing-12); }
.mb-12 { margin-bottom: var(--spacing-12); }

.p-0 { padding: 0; }
.p-4 { padding: var(--spacing-4); }
.p-6 { padding: var(--spacing-6); }
.p-8 { padding: var(--spacing-8); }
.py-4 { padding-top: var(--spacing-4); padding-bottom: var(--spacing-4); }
.py-8 { padding-top: var(--spacing-8); padding-bottom: var(--spacing-8); }
.px-4 { padding-left: var(--spacing-4); padding-right: var(--spacing-4); }
.px-6 { padding-left: var(--spacing-6); padding-right: var(--spacing-6); }

.bg-white { background-color: var(--color-background); }
.bg-light { background-color: var(--color-background-alt); }
.bg-dark { background-color: var(--color-background-dark); }
.bg-primary { background-color: var(--color-primary); }

.rounded { border-radius: var(--border-radius-md); }
.rounded-sm { border-radius: var(--border-radius-sm); }
.rounded-lg { border-radius: var(--border-radius-lg); }
.rounded-xl { border-radius: var(--border-radius-xl); }
.rounded-full { border-radius: var(--border-radius-full); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

.h-100 { height: 100%; }
.w-100 { width: 100%; }

/* Responsive Breakpoints */
@media (max-width: 575.98px) {
    html { font-size: 14px; }
    h1 { font-size: var(--font-size-2xl); }
    h2 { font-size: var(--font-size-xl); }
    h3 { font-size: var(--font-size-lg); }
    .section { padding-top: var(--spacing-10); padding-bottom: var(--spacing-10); }
    .container { padding-left: var(--spacing-4); padding-right: var(--spacing-4); }
}

@media (min-width: 576px) {
    .d-sm-none { display: none; }
    .d-sm-block { display: block; }
    .d-sm-flex { display: flex; }
}

@media (min-width: 768px) {
    .d-md-none { display: none; }
    .d-md-block { display: block; }
    .d-md-flex { display: flex; }
}

@media (min-width: 992px) {
    .d-lg-none { display: none; }
    .d-lg-block { display: block; }
    .d-lg-flex { display: flex; }
}

@media (min-width: 1200px) {
    .d-xl-none { display: none; }
    .d-xl-block { display: block; }
    .d-xl-flex { display: flex; }
}

/* ===========================================
 * COMPONENTS
 * =========================================== */

/* BUTTONS */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    border: var(--border-width-2) solid transparent;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.3);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-text-light);
}

.btn-primary:active {
    background-color: #a33b11;
    border-color: #a33b11;
}

.btn-secondary {
    color: var(--color-text-light);
    background-color: var(--color-gray-800);
    border-color: var(--color-gray-800);
}

.btn-secondary:hover {
    background-color: var(--color-gray-900);
    border-color: var(--color-gray-900);
    color: var(--color-text-light);
}

.btn-outline {
    color: var(--color-primary);
    background-color: transparent;
    border-color: var(--color-primary);
}

.btn-outline:hover {
    color: var(--color-text-light);
    background-color: var(--color-primary);
}

.btn-ghost {
    color: var(--color-gray-800);
    background-color: transparent;
    border-color: transparent;
}

.btn-ghost:hover {
    background-color: var(--color-gray-100);
}

.btn-sm { padding: var(--spacing-2) var(--spacing-4); font-size: var(--font-size-sm); }
.btn-lg { padding: var(--spacing-4) var(--spacing-8); font-size: var(--font-size-lg); }
.btn-block { display: flex; width: 100%; }
.btn-icon { padding: var(--spacing-3); border-radius: var(--border-radius-full); }
.btn-icon svg { width: 1.25rem; height: 1.25rem; }

.btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    pointer-events: none;
}

/* CARDS */

.card {
    background-color: var(--color-background);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: box-shadow var(--transition-base);
}

.card:hover { box-shadow: var(--shadow-lg); }
.card-body { padding: var(--spacing-6); }

.card-header {
    padding: var(--spacing-4) var(--spacing-6);
    border-bottom: var(--border-width) solid var(--color-border);
    background-color: var(--color-background-alt);
}

.card-footer {
    padding: var(--spacing-4) var(--spacing-6);
    border-top: var(--border-width) solid var(--color-border);
    background-color: var(--color-background-alt);
}

.card-title { font-size: var(--font-size-xl); margin-bottom: var(--spacing-2); }
.card-text { color: var(--color-text-secondary); margin-bottom: 0; }
.card-feature .card-text { flex-grow: 1; }
.card-img-top { width: 100%; height: auto; }

.card-feature {
    text-align: center;
    padding: var(--spacing-8);
    border: none;
    background-color: var(--color-background-alt);
    display: flex;
    flex-direction: column;
}

.card-feature .icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto var(--spacing-4);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(var(--color-primary-rgb), 0.1);
    border-radius: var(--border-radius-full);
    color: var(--color-primary);
}

.card-feature .icon svg { width: 2rem; height: 2rem; }

/* NAVIGATION */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-index-fixed);
    background-color: var(--color-background);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-4) 0;
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand { display: flex; align-items: center; }
.navbar-brand img { height: 3.5rem; width: auto; }

.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    display: block;
    padding: var(--spacing-3) var(--spacing-5);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background-color: rgba(var(--color-primary-rgb), 0.08);
}

.nav-link:focus { outline: none; }

.nav-link:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
}

.navbar-toggle {
    display: none;
    padding: var(--spacing-2);
    color: var(--color-text-primary);
}

.navbar-toggle svg,
.navbar-toggle .icon svg { width: 2.25rem; height: 2.25rem; }

@media (max-width: 991.98px) {
    .navbar-toggle { display: block; }

    .navbar-nav {
        position: fixed;
        top: 4.5rem;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--color-background);
        padding: var(--spacing-4);
        box-shadow: var(--shadow-lg);
        gap: var(--spacing-1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .navbar-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-link { padding: var(--spacing-3) var(--spacing-4); }
}

/* FORMS */

.form-group { margin-bottom: var(--spacing-4); }

.form-label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.form-control {
    display: block;
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-background);
    border: var(--border-width-2) solid var(--color-border);
    border-radius: var(--border-radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

.form-control::placeholder { color: var(--color-text-muted); }
textarea.form-control { min-height: 120px; resize: vertical; }
.form-control-lg { padding: var(--spacing-4) var(--spacing-5); font-size: var(--font-size-lg); }

.form-control.is-invalid { border-color: var(--color-error); }
.form-control.is-invalid:focus { border-color: var(--color-error); box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.15); }
.form-control.is-valid { border-color: var(--color-success); }

.invalid-feedback {
    display: none;
    margin-top: var(--spacing-1);
    font-size: var(--font-size-sm);
    color: var(--color-error);
}

.form-control.is-invalid ~ .invalid-feedback { display: block; }

/* BADGES */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-1) var(--spacing-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    border-radius: var(--border-radius-sm);
}

.badge-primary { color: var(--color-text-light); background-color: var(--color-primary); }
.badge-secondary { color: var(--color-text-light); background-color: var(--color-gray-600); }

.badge-outline {
    color: var(--color-primary);
    background-color: transparent;
    border: var(--border-width) solid var(--color-primary);
}

/* ICONS */

.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.icon svg { width: 1.5rem; height: 1.5rem; stroke: currentColor; fill: none; }
.icon-xs svg { width: 1rem; height: 1rem; }
.icon-sm svg { width: 1.25rem; height: 1.25rem; }
.icon-lg svg { width: 2rem; height: 2rem; }
.icon-xl svg { width: 3rem; height: 3rem; }
.icon-primary { color: var(--color-primary); }
.icon-primary svg { stroke: var(--color-primary); }
.icon-white svg { stroke: var(--color-text-light); }
.icon-muted svg { stroke: var(--color-text-muted); }
.icon-inline { display: inline-flex; vertical-align: middle; }
.icon-inline svg { width: 1.25em; height: 1.25em; }
.icon-check { color: var(--color-primary); }
.icon-check svg { width: 1rem; height: 1rem; stroke: var(--color-primary); stroke-width: 2.5; }

/* HERO SECTION */

.hero {
    position: relative;
    padding: var(--spacing-32) 0 var(--spacing-20);
    background-color: var(--color-background-alt);
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    margin-bottom: var(--spacing-6);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-8);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-8);
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--color-text-secondary);
}

.hero-feature svg { color: var(--color-primary); }

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-12);
    align-items: center;
}

.hero-image { position: relative; }

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-xl);
    object-fit: cover;
}

@media (max-width: 991.98px) {
    .hero-grid { grid-template-columns: 1fr; gap: var(--spacing-8); }
    .hero-image { order: -1; max-width: 600px; margin: 0 auto; }
    .hero-image img { aspect-ratio: 16 / 9; object-fit: cover; }
    .hero-content { max-width: 100%; text-align: center; }
    .hero-features { justify-content: center; }
    .hero-content .d-flex { justify-content: center; }
}

@media (max-width: 767.98px) {
    .hero { padding: var(--spacing-24) 0 var(--spacing-16); }
    .hero-title { font-size: var(--font-size-3xl); }
    .hero-subtitle { font-size: var(--font-size-lg); }
}

/* FOOTER */

.footer {
    background-color: var(--color-gray-900);
    color: var(--color-gray-100);
    padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer h5 {
    color: var(--color-text-light);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-6);
}

.footer p { color: var(--color-gray-100); line-height: 1.7; }

.footer a {
    color: var(--color-gray-100);
    text-decoration: none;
    transition: color var(--transition-fast);
    font-weight: var(--font-weight-medium);
}

.footer a:hover { color: var(--color-primary); }
.footer-brand { margin-bottom: var(--spacing-6); }
.footer-brand img { height: 3rem; width: auto; }

.footer-nav { list-style: none; padding: 0; margin: 0; }
.footer-nav li { margin-bottom: var(--spacing-3); }
.footer-nav a { display: inline-block; padding: var(--spacing-1) 0; }

.footer-bottom {
    margin-top: var(--spacing-16);
    padding-top: var(--spacing-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-4);
}

.footer-bottom p { color: var(--color-gray-300); font-size: var(--font-size-sm); }
.footer-legal { display: flex; gap: var(--spacing-6); }
.footer-legal a { font-size: var(--font-size-sm); color: var(--color-gray-300); }
.footer-legal a:hover { color: var(--color-primary); }

/* SECTION HEADERS */

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-12);
}

.section-header .badge { margin-bottom: var(--spacing-3); }
.section-title { margin-bottom: var(--spacing-4); }

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

/* FAQ ACCORDION */

.accordion {
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.accordion-item { border-bottom: var(--border-width) solid var(--color-border); }
.accordion-item:last-child { border-bottom: none; }
.accordion-header { margin: 0; }

.accordion-button {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--spacing-5) var(--spacing-6);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    text-align: left;
    background-color: var(--color-background);
    border: none;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.accordion-button:hover { background-color: var(--color-background-alt); }

.accordion-button svg {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    color: var(--color-text-muted);
    transition: transform var(--transition-base);
}

.accordion-button[aria-expanded="true"] svg { transform: rotate(180deg); }

.accordion-body {
    max-height: 0;
    overflow: hidden;
    padding: 0 var(--spacing-6);
    color: var(--color-text-secondary);
    transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.accordion-body.open {
    max-height: 500px;
    padding: 0 var(--spacing-6) var(--spacing-5);
}

/* SERVICE FEATURE ITEM */

.service-item {
    display: flex;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.service-icon {
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(var(--color-primary-rgb), 0.1);
    border-radius: var(--border-radius-full);
    color: var(--color-primary);
}

.service-content h4 { margin-bottom: var(--spacing-2); }
.service-content p { margin-bottom: 0; }

/* CONTACT INFO BOX */

.contact-info-box {
    background-color: var(--color-background);
    padding: var(--spacing-8);
    border-radius: var(--border-radius-xl);
    height: 100%;
}

.contact-info-box h4 { margin-bottom: var(--spacing-6); }

.contact-info-item {
    display: flex;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.contact-info-item:last-child { margin-bottom: 0; }
.contact-info-item .icon { flex-shrink: 0; color: var(--color-primary); }
.contact-info-item a { font-size: var(--font-size-lg); }

@media (max-width: 991.98px) {
    .contact-info-box { margin-top: var(--spacing-10); }
}

/* FAQ CONTAINER */

.faq-container { max-width: 800px; margin: 0 auto; }

/* PRICING ROW */

.pricing-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-left: calc(var(--grid-gap) / -2);
    margin-right: calc(var(--grid-gap) / -2);
}

/* PRICING CARDS */

.pricing-card {
    background-color: var(--color-background);
    border: var(--border-width-2) solid var(--color-border);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-8);
    text-align: center;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.pricing-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
    border-color: var(--color-primary);
    position: relative;
}

.pricing-card.featured::before {
    content: 'Beliebt';
    position: absolute;
    top: -0.75rem;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-1) var(--spacing-4);
    background-color: var(--color-primary);
    color: var(--color-text-light);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    border-radius: var(--border-radius-full);
}

.pricing-title { font-size: var(--font-size-lg); font-weight: var(--font-weight-semibold); margin-bottom: var(--spacing-2); }

.pricing-price {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-4);
}

.pricing-price span {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-regular);
    color: var(--color-text-muted);
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-6);
    text-align: left;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-2) 0;
    color: var(--color-text-secondary);
}

.pricing-features svg {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    color: var(--color-primary);
}

/* GRID SYSTEM */

.row {
    display: flex;
    flex-wrap: wrap;
    margin-left: calc(var(--grid-gap) / -2);
    margin-right: calc(var(--grid-gap) / -2);
}

.row-equal-height { display: flex; flex-wrap: wrap; }
.row-equal-height > [class*="col-"] { display: flex; }
.row-equal-height > [class*="col-"] > .card { width: 100%; }

[class*="col-"] {
    padding-left: calc(var(--grid-gap) / 2);
    padding-right: calc(var(--grid-gap) / 2);
}

.col { flex: 1 0 0%; }
.col-auto { flex: 0 0 auto; width: auto; }
.col-1 { flex: 0 0 auto; width: 8.333333%; }
.col-2 { flex: 0 0 auto; width: 16.666667%; }
.col-3 { flex: 0 0 auto; width: 25%; }
.col-4 { flex: 0 0 auto; width: 33.333333%; }
.col-5 { flex: 0 0 auto; width: 41.666667%; }
.col-6 { flex: 0 0 auto; width: 50%; }
.col-7 { flex: 0 0 auto; width: 58.333333%; }
.col-8 { flex: 0 0 auto; width: 66.666667%; }
.col-9 { flex: 0 0 auto; width: 75%; }
.col-10 { flex: 0 0 auto; width: 83.333333%; }
.col-11 { flex: 0 0 auto; width: 91.666667%; }
.col-12 { flex: 0 0 auto; width: 100%; }

@media (min-width: 576px) {
    .col-sm-6 { flex: 0 0 auto; width: 50%; }
    .col-sm-12 { flex: 0 0 auto; width: 100%; }
}

@media (min-width: 768px) {
    .col-md-3 { flex: 0 0 auto; width: 25%; }
    .col-md-4 { flex: 0 0 auto; width: 33.333333%; }
    .col-md-6 { flex: 0 0 auto; width: 50%; }
    .col-md-8 { flex: 0 0 auto; width: 66.666667%; }
    .col-md-12 { flex: 0 0 auto; width: 100%; }
}

@media (min-width: 992px) {
    .col-lg-3 { flex: 0 0 auto; width: 25%; }
    .col-lg-4 { flex: 0 0 auto; width: 33.333333%; }
    .col-lg-6 { flex: 0 0 auto; width: 50%; }
    .col-lg-8 { flex: 0 0 auto; width: 66.666667%; }
}

/* ANIMATIONS */

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.navbar-scrolled { box-shadow: var(--shadow-md); }

/* PRICE CALCULATOR */

.hero-compact { padding: var(--spacing-32) 0 var(--spacing-12); }

@media (max-width: 767.98px) {
    .hero-compact { padding: var(--spacing-24) 0 var(--spacing-8); }
}

.calculator-wrapper { max-width: 1100px; margin: 0 auto; }

.calculator-card {
    background-color: var(--color-background);
    border: var(--border-width-2) solid var(--color-border);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-8);
}

.calculator-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-8);
    padding-bottom: var(--spacing-6);
    border-bottom: var(--border-width) solid var(--color-border);
}

.calculator-header h3 { margin-bottom: var(--spacing-1); }

.calculator-header .icon {
    flex-shrink: 0;
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(var(--color-primary-rgb), 0.1);
    border-radius: var(--border-radius-lg);
}

.calculator-field { margin-bottom: var(--spacing-8); }
.calculator-field:last-child { margin-bottom: 0; }

.calculator-field-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-3);
}

.calculator-input-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.form-control-compact {
    width: 80px;
    text-align: center;
    padding: var(--spacing-2) var(--spacing-3);
    font-weight: var(--font-weight-semibold);
}

.calculator-unit {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: var(--font-weight-medium);
}

.range-slider-container { margin-bottom: var(--spacing-2); }

.range-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    background: linear-gradient(
        to right,
        var(--color-primary) 0%,
        var(--color-primary) var(--fill-percentage, 50%),
        var(--color-gray-200) var(--fill-percentage, 50%),
        var(--color-gray-200) 100%
    );
    border-radius: var(--border-radius-full);
    outline: none;
    cursor: pointer;
}

.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    background: var(--color-background);
    border: 3px solid var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.range-slider::-webkit-slider-thumb:hover { transform: scale(1.1); box-shadow: var(--shadow-lg); }
.range-slider::-webkit-slider-thumb:active { transform: scale(1.15); }

.range-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    background: var(--color-background);
    border: 3px solid var(--color-primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.range-labels {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--spacing-1);
}

.form-hint {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--spacing-3);
    margin-bottom: 0;
}

.duration-presets {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
    margin-top: var(--spacing-3);
}

.preset-btn {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    background-color: var(--color-gray-100);
    border: var(--border-width-2) solid transparent;
    border-radius: var(--border-radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.preset-btn:hover {
    background-color: var(--color-gray-200);
    color: var(--color-text-primary);
}

.preset-btn.active {
    background-color: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-3);
}

@media (max-width: 767.98px) {
    .options-grid { grid-template-columns: 1fr; }
}

.option-card { position: relative; cursor: pointer; }
.option-card input { position: absolute; opacity: 0; width: 0; height: 0; }

.option-card-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-4);
    background-color: var(--color-gray-50);
    border: var(--border-width-2) solid var(--color-border);
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: all var(--transition-fast);
}

.option-card input:checked + .option-card-content {
    background-color: rgba(var(--color-primary-rgb), 0.05);
    border-color: var(--color-primary);
}

.option-card:hover .option-card-content { border-color: var(--color-primary); }
.option-title { font-size: var(--font-size-sm); font-weight: var(--font-weight-semibold); color: var(--color-text-primary); }
.option-price { font-size: var(--font-size-xs); font-weight: var(--font-weight-medium); color: var(--color-text-muted); }
.option-card input:checked + .option-card-content .option-price { color: var(--color-primary); }

.price-summary-card {
    background-color: var(--color-gray-900);
    color: var(--color-text-light);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-8);
    position: sticky;
    top: calc(4.5rem + var(--spacing-6));
}

.price-summary-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-6);
}

.price-summary-header h3 { color: var(--color-text-light); margin-bottom: 0; }
.price-summary-header .badge-outline { color: var(--color-gray-300); border-color: var(--color-gray-600); }

.price-breakdown {
    padding: var(--spacing-4) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--spacing-6);
}

.price-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-2) 0;
    font-size: var(--font-size-sm);
    color: var(--color-gray-300);
}

.price-total { text-align: center; margin-bottom: var(--spacing-6); }
.price-total-label { font-size: var(--font-size-sm); color: var(--color-gray-400); margin-bottom: var(--spacing-2); }

.price-total-amount {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-light);
    line-height: 1.2;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.price-total-amount.price-updating { transform: scale(0.95); opacity: 0.5; }
.price-total-net { font-size: var(--font-size-base); color: var(--color-gray-400); margin-top: var(--spacing-1); }
.price-total-hint { font-size: var(--font-size-xs); color: var(--color-gray-500); margin-top: var(--spacing-2); }

.price-details { margin-bottom: var(--spacing-6); }

.price-detail-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-2) 0;
    font-size: var(--font-size-sm);
    color: var(--color-gray-300);
}

.price-actions {
    padding-top: var(--spacing-4);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.inquiry-summary {
    background-color: var(--color-gray-50);
    padding: var(--spacing-6);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-6);
}

.inquiry-summary h4 { color: var(--color-text-primary); }

.inquiry-summary-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-4);
}

@media (max-width: 767.98px) {
    .inquiry-summary-grid { grid-template-columns: repeat(2, 1fr); }
}

.inquiry-summary-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
}

.inquiry-summary-item strong { display: block; font-size: var(--font-size-base); color: var(--color-text-primary); }
.inquiry-summary-item small { display: block; font-size: var(--font-size-xs); }

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    flex-shrink: 0;
    accent-color: var(--color-primary);
}

.checkbox-label a { color: var(--color-primary); text-decoration: underline; }
.checkbox-label.is-invalid { color: var(--color-error); }

.my-6 { margin-top: var(--spacing-6); margin-bottom: var(--spacing-6); }

.delivery-info-box {
    margin-top: var(--spacing-6);
    padding: var(--spacing-5);
    background-color: var(--color-gray-50);
    border: var(--border-width) solid var(--color-border);
    border-radius: var(--border-radius-lg);
}

.delivery-info-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-4);
    color: var(--color-text-primary);
}

.delivery-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-4);
}

.delivery-table th,
.delivery-table td {
    padding: var(--spacing-2) var(--spacing-3);
    text-align: left;
    border-bottom: var(--border-width) solid var(--color-border);
}

.delivery-table th {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
}

.delivery-table td:not(:first-child),
.delivery-table th:not(:first-child) { text-align: right; }
.delivery-table tbody tr:last-child td { border-bottom: none; }

.delivery-extra {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    padding-top: var(--spacing-3);
    border-top: var(--border-width) solid var(--color-border);
}

.price-line-note { font-size: var(--font-size-xs); color: var(--color-gray-400); }

@media (max-width: 991.98px) {
    .calculator-card { margin-bottom: var(--spacing-8); }
    .price-summary-card { position: static; }
}

@media (min-width: 992px) {
    .calculator-wrapper .row { gap: var(--spacing-6); }
}

/* FORM ALERTS */

.form-alert {
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-6);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.form-alert-success {
    background-color: #d4edda;
    border: var(--border-width) solid #c3e6cb;
    color: #155724;
}

.form-alert-error {
    background-color: #f8d7da;
    border: var(--border-width) solid #f5c6cb;
    color: #721c24;
}

/* SPINNER */

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spinner { animation: spin 1s linear infinite; }