:root {
    /* Colors - Dark Premium Theme */
    --color-pitch-black: #000000;
    --color-charcoal-canvas: #222326;
    --color-graphite-base: #0d0d0e;
    --color-deep-slate: #272c33;
    --color-subtle-ash: #191c21;
    --color-muted-stone: #211d0d;
    --color-iron-gray: #43454c;
    --color-silver-mist: #9ea0a9;
    --color-light-steel: #d4d5d9;
    --color-pure-white: #ffffff;
    --color-ghostly-gray: #f4f4f5;
    --color-action-raspberry: #e32652;
    --color-interactive-lime: #dcff00;
    --color-highlight-gold: #eed37f;
    --color-subtle-cadet: #596170;
    
    /* Typography */
    --font-sohne: 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-sohne-schmal: 'Oswald', 'Anton', ui-sans-serif, system-ui, sans-serif;
    
    /* Spacing */
    --spacing-4: 4px;
    --spacing-8: 8px;
    --spacing-12: 12px;
    --spacing-16: 16px;
    --spacing-20: 20px;
    --spacing-24: 24px;
    --spacing-32: 32px;
    --spacing-48: 48px;
    --spacing-64: 64px;
    --spacing-80: 80px;
    --spacing-96: 96px;
    --spacing-112: 112px;
    
    /* Radius */
    --radius-cards: 8px;
    --radius-links: 8px;
    --radius-badges: 20px;
    --radius-images: 4px;
    --radius-inputs: 0px;
    --radius-buttons: 8px;
    
    /* Shadows */
    --shadow-subtle: rgb(148, 154, 164) 0px 0px 0px 2px inset;
    --shadow-subtle-2: rgb(39, 44, 51) 0px 0px 0px 1px inset;
    --shadow-subtle-3: rgb(67, 69, 76) 0px 0px 0px 2px inset;
    --shadow-subtle-4: rgb(148, 154, 164) 0px 0px 0px 1px inset;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sohne);
    background-color: var(--color-pitch-black);
    color: var(--color-light-steel);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-sohne-schmal);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    text-transform: uppercase;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
    color: var(--color-silver-mist);
}

a {
    color: var(--color-pure-white);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--color-action-raspberry);
}

/* Navigation */
.navbar {
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-deep-slate);
    padding: 1rem 0;
}

.navbar-brand {
    font-family: var(--font-sohne-schmal);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--color-pure-white) !important;
    letter-spacing: 0.1em;
}

.navbar-brand:hover {
    color: var(--color-action-raspberry) !important;
}

.brand-text {
    background: linear-gradient(135deg, var(--color-pure-white) 0%, var(--color-action-raspberry) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    color: var(--color-silver-mist) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    margin: 0 0.25rem;
    border-radius: var(--radius-links);
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: var(--color-pure-white) !important;
    background-color: var(--color-deep-slate);
}

.navbar-dark .navbar-toggler {
    border-color: var(--color-deep-slate);
}

.navbar-dark .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(212, 213, 217, 0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Buttons */
.btn {
    font-family: var(--font-sohne-schmal);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 12px 24px;
    border-radius: var(--radius-buttons);
    transition: all 0.3s ease;
    border: none;
}

.btn-primary-cta {
    background-color: var(--color-action-raspberry);
    color: var(--color-pure-white);
    box-shadow: 0 4px 20px rgba(227, 38, 82, 0.3);
}

.btn-primary-cta:hover {
    background-color: var(--color-action-raspberry);
    color: var(--color-pure-white);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(227, 38, 82, 0.4);
}

.btn-secondary-cta {
    background-color: var(--color-charcoal-canvas);
    color: var(--color-pure-white);
    border: 1px solid var(--color-pure-white);
}

.btn-secondary-cta:hover {
    background-color: var(--color-pure-white);
    color: var(--color-pitch-black);
    transform: translateY(-2px);
}

.btn-outline-secondary {
    background-color: transparent;
    color: var(--color-silver-mist);
    border: 1px solid var(--color-silver-mist);
}

.btn-outline-secondary:hover {
    background-color: var(--color-deep-slate);
    color: var(--color-pure-white);
    border-color: var(--color-pure-white);
}

/* Hero Section */
.hero-section {
    padding: var(--spacing-112) 0 var(--spacing-96);
    background: url('/static/img/hero-bg.jpg') center center / cover no-repeat;
    position: relative;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-section::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.5) 60%, rgba(0,0,0,0.2) 100%);
    pointer-events: none;
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    padding: var(--spacing-48) 0;
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5.5rem);
    line-height: 0.95;
    margin-bottom: var(--spacing-24);
    color: var(--color-pure-white);
    letter-spacing: -0.01em;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--color-light-steel);
    margin-bottom: var(--spacing-32);
    line-height: 1.7;
    max-width: 620px;
    text-shadow: 0 1px 8px rgba(0,0,0,0.7);
    font-weight: 400;
    letter-spacing: 0.01em;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-48);
    margin-bottom: var(--spacing-32);
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-sohne-schmal);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-pure-white);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-silver-mist);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-16);
    flex-wrap: wrap;
}


/* Badge */
.badge {
    font-family: var(--font-sohne-schmal);
    font-weight: 600;
    padding: 8px 16px;
    border-radius: var(--radius-badges);
    background-color: var(--color-pure-white);
    color: var(--color-pitch-black);
    font-size: 0.875rem;
    letter-spacing: 0.05em;
}

.badge-premium {
    background: linear-gradient(135deg, var(--color-pure-white) 0%, var(--color-ghostly-gray) 100%);
    color: var(--color-pitch-black);
}

/* Section Styles */
section {
    padding: var(--spacing-96) 0;
}

.section-title {
    color: var(--color-pure-white);
    margin-bottom: var(--spacing-16);
}

.section-subtitle {
    color: var(--color-silver-mist);
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto var(--spacing-48);
}

/* Context Section */
.context-section {
    background-color: var(--color-charcoal-canvas);
}

.context-section .section-title {
    color: var(--color-pure-white);
}

/* Feature Card */
.feature-card {
    background-color: var(--color-deep-slate);
    border-radius: var(--radius-cards);
    padding: var(--spacing-48);
    transition: all 0.4s ease;
    border: 1px solid var(--color-iron-gray);
    position: relative;
    overflow: hidden;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(227, 38, 82, 0.07) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-action-raspberry);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: var(--color-charcoal-canvas);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-24);
    border: 1px solid var(--color-iron-gray);
    transition: all 0.4s ease;
    flex-shrink: 0;
}

.feature-card:hover .feature-icon {
    background: var(--color-action-raspberry);
    border-color: var(--color-action-raspberry);
    box-shadow: 0 0 24px rgba(227, 38, 82, 0.4);
}

.feature-icon i {
    font-size: 2rem;
    color: var(--color-action-raspberry);
    transition: color 0.4s ease;
}

.feature-card:hover .feature-icon i {
    color: var(--color-pure-white);
}

.feature-card h3 {
    color: var(--color-pure-white);
    margin-bottom: var(--spacing-16);
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--color-silver-mist);
    margin-bottom: 0;
}

/* Who Section */
.who-section {
    background-color: var(--color-graphite-base);
}

.person-card {
    background-color: var(--color-deep-slate);
    border-radius: var(--radius-cards);
    padding: var(--spacing-32);
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid transparent;
}

.person-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-action-raspberry);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.person-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-charcoal-canvas) 0%, var(--color-deep-slate) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-16);
    border: 1px solid var(--color-iron-gray);
    transition: all 0.4s ease;
}

.person-icon i {
    font-size: 1.75rem;
    color: var(--color-action-raspberry);
    transition: all 0.4s ease;
}

.person-card:hover .person-icon {
    background: var(--color-action-raspberry);
    border-color: var(--color-action-raspberry);
    box-shadow: 0 0 20px rgba(227, 38, 82, 0.4);
}

.person-card:hover .person-icon i {
    color: var(--color-pure-white);
}

.person-name {
    font-family: var(--font-sohne-schmal);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-pure-white);
    margin-bottom: var(--spacing-8);
}

.person-desc {
    font-size: 0.875rem;
    color: var(--color-silver-mist);
}

/* How It Works Section */
.how-it-works-section {
    background-color: var(--color-graphite-base);
}

.step-card {
    background-color: var(--color-deep-slate);
    border-radius: var(--radius-cards);
    padding: var(--spacing-32);
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid var(--color-iron-gray);
}

.step-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-action-raspberry);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.step-number {
    font-family: var(--font-sohne-schmal);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-action-raspberry);
    line-height: 1;
    margin-bottom: var(--spacing-16);
}

.step-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-charcoal-canvas) 0%, var(--color-deep-slate) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-16);
    border: 1px solid var(--color-iron-gray);
    transition: all 0.4s ease;
}

.step-card:hover .step-icon {
    background: var(--color-action-raspberry);
    border-color: var(--color-action-raspberry);
    box-shadow: 0 0 16px rgba(227, 38, 82, 0.4);
}

.step-icon i {
    font-size: 1.5rem;
    color: var(--color-action-raspberry);
    transition: color 0.4s ease;
}

.step-card:hover .step-icon i {
    color: var(--color-pure-white);
}

.step-card h4 {
    color: var(--color-pure-white);
    margin-bottom: var(--spacing-8);
    font-size: 1.125rem;
}

.step-card p {
    font-size: 0.75rem;
    color: var(--color-silver-mist);
    margin-bottom: 0;
}

/* Code Section */
.code-section {
    background: radial-gradient(circle at center, var(--color-deep-slate) 0%, var(--color-graphite-base) 100%);
}

.code-card {
    background-color: var(--color-charcoal-canvas);
    border-radius: var(--radius-cards);
    padding: var(--spacing-64);
    border: 1px solid var(--color-iron-gray);
    box-shadow: var(--shadow-subtle-3);
}

.code-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-24);
}

.code-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-16);
    color: var(--color-light-steel);
    font-size: 1.125rem;
    line-height: 1.6;
}

.code-list li i {
    color: var(--color-action-raspberry);
    font-size: 1.25rem;
    margin-top: 4px;
}

/* Register Section */
.register-section {
    background-color: var(--color-graphite-base);
}

.register-card {
    background-color: var(--color-deep-slate);
    border-radius: var(--radius-cards);
    padding: var(--spacing-64);
    border: 1px solid var(--color-iron-gray);
    box-shadow: var(--shadow-subtle-3);
}

.register-card .section-title {
    color: var(--color-pure-white);
}

.register-card .section-subtitle {
    color: var(--color-silver-mist);
}

/* Form Styles */
.form-label {
    color: var(--color-pure-white);
    font-weight: 500;
    margin-bottom: var(--spacing-8);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-control, .form-select {
    background-color: var(--color-graphite-base);
    color: var(--color-pure-white);
    border: 1px solid var(--color-iron-gray);
    border-radius: var(--radius-inputs);
    padding: 12px 16px;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    background-color: var(--color-graphite-base);
    color: var(--color-pure-white);
    border-color: var(--color-action-raspberry);
    box-shadow: inset 0 0 0 2px var(--color-silver-mist);
    outline: none;
}

.form-control::placeholder {
    color: var(--color-iron-gray);
}

.form-check-input {
    background-color: var(--color-graphite-base);
    border: 1px solid var(--color-iron-gray);
    border-radius: 0;
}

.form-check-input:checked {
    background-color: var(--color-action-raspberry);
    border-color: var(--color-action-raspberry);
}

.form-check-label {
    color: var(--color-silver-mist);
    font-size: 0.875rem;
}

/* Success Section */
.success-section {
    padding: var(--spacing-96) 0;
    background: radial-gradient(circle at center, rgba(227, 38, 82, 0.1) 0%, transparent 50%);
}

.success-card {
    background-color: var(--color-deep-slate);
    border-radius: var(--radius-cards);
    padding: var(--spacing-64);
    text-align: center;
    border: 1px solid var(--color-iron-gray);
    box-shadow: var(--shadow-subtle-3);
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--color-action-raspberry);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-32);
    box-shadow: 0 0 40px rgba(227, 38, 82, 0.4);
}

.success-icon i {
    font-size: 2.5rem;
    color: var(--color-pure-white);
}

.success-title {
    color: var(--color-pure-white);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-24);
}

.success-message {
    color: var(--color-silver-mist);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-48);
}

.success-details {
    background-color: var(--color-charcoal-canvas);
    border-radius: var(--radius-cards);
    padding: var(--spacing-32);
    margin-bottom: var(--spacing-48);
}

.success-details p {
    color: var(--color-pure-white);
    font-weight: 600;
    margin-bottom: var(--spacing-16);
}

.success-details ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-16);
}

.success-details li {
    color: var(--color-silver-mist);
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
}

.success-details li i {
    color: var(--color-action-raspberry);
}

.success-actions {
    display: flex;
    gap: var(--spacing-16);
    justify-content: center;
    flex-wrap: wrap;
}

/* Admin Login Section */
.admin-login-section {
    padding: var(--spacing-96) 0;
    background: radial-gradient(circle at center, var(--color-deep-slate) 0%, var(--color-graphite-base) 100%);
}

.admin-login-card {
    background-color: var(--color-deep-slate);
    border-radius: var(--radius-cards);
    padding: var(--spacing-64);
    border: 1px solid var(--color-iron-gray);
    box-shadow: var(--shadow-subtle-3);
}

.admin-login-header {
    text-align: center;
    margin-bottom: var(--spacing-48);
}

.admin-title {
    color: var(--color-pure-white);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-8);
}

.admin-subtitle {
    color: var(--color-silver-mist);
}

.admin-login-footer {
    text-align: center;
    margin-top: var(--spacing-32);
}

.admin-back-link {
    color: var(--color-silver-mist);
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-8);
}

.admin-back-link:hover {
    color: var(--color-action-raspberry);
}

/* Admin Dashboard */
.admin-dashboard {
    padding: var(--spacing-64) 0;
    background-color: var(--color-graphite-base);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-48);
    flex-wrap: wrap;
    gap: var(--spacing-16);
}

.admin-title {
    color: var(--color-pure-white);
    font-size: 2rem;
    margin-bottom: 0;
}

.admin-actions {
    display: flex;
    gap: var(--spacing-16);
    flex-wrap: wrap;
}

/* Stats Cards */
.stat-card {
    background-color: var(--color-deep-slate);
    border-radius: var(--radius-cards);
    padding: var(--spacing-32);
    text-align: center;
    border: 1px solid var(--color-iron-gray);
}

.stat-value {
    font-family: var(--font-sohne-schmal);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-pure-white);
    line-height: 1;
    margin-bottom: var(--spacing-8);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-silver-mist);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-total { border-top: 3px solid var(--color-pure-white); }
.stat-ready { border-top: 3px solid var(--color-action-raspberry); }
.stat-maybe { border-top: 3px solid var(--color-interactive-lime); }
.stat-chat { border-top: 3px solid var(--color-highlight-gold); }

/* Admin Table */
.table-dark {
    background-color: var(--color-deep-slate);
}

.table-dark th {
    background-color: var(--color-charcoal-canvas);
    color: var(--color-pure-white);
    font-family: var(--font-sohne-schmal);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 16px;
    border-bottom: 1px solid var(--color-iron-gray);
}

.table-dark td {
    color: var(--color-light-steel);
    padding: 16px;
    vertical-align: middle;
    border-bottom: 1px solid var(--color-iron-gray);
}

.table-dark tbody tr:hover {
    background-color: rgba(227, 38, 82, 0.05);
}

.badge-ready {
    background-color: var(--color-action-raspberry);
    color: var(--color-pure-white);
    padding: 4px 12px;
    border-radius: var(--radius-badges);
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-maybe {
    background-color: var(--color-interactive-lime);
    color: var(--color-pitch-black);
    padding: 4px 12px;
    border-radius: var(--radius-badges);
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-chat {
    background-color: var(--color-highlight-gold);
    color: var(--color-pitch-black);
    padding: 4px 12px;
    border-radius: var(--radius-badges);
    font-size: 0.75rem;
    font-weight: 600;
}

.comment-cell {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Error Section */
.error-section {
    padding: var(--spacing-96) 0;
    background: radial-gradient(circle at center, var(--color-deep-slate) 0%, var(--color-graphite-base) 100%);
}

.error-card {
    background-color: var(--color-deep-slate);
    border-radius: var(--radius-cards);
    padding: var(--spacing-64);
    text-align: center;
    border: 1px solid var(--color-iron-gray);
    box-shadow: var(--shadow-subtle-3);
}

.error-icon {
    width: 80px;
    height: 80px;
    background: var(--color-action-raspberry);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-32);
    box-shadow: 0 0 40px rgba(227, 38, 82, 0.4);
}

.error-icon i {
    font-size: 2.5rem;
    color: var(--color-pure-white);
}

.error-title {
    color: var(--color-pure-white);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-24);
}

.error-message {
    color: var(--color-silver-mist);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-48);
}

.error-actions {
    display: flex;
    gap: var(--spacing-16);
    justify-content: center;
    flex-wrap: wrap;
}


/* Responsive */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .hero-section { padding: var(--spacing-64) 0; }
    .hero-title { font-size: 2rem; }
    .hero-stats { flex-direction: column; gap: var(--spacing-24); }
    
    .visual-card { width: 100px; height: 100px; }
    .visual-card.card-1 { margin-bottom: var(--spacing-16); }
    .visual-card.card-2 { margin-bottom: var(--spacing-16); }
    .visual-card.card-3 { margin-bottom: 0; }
    
    .feature-card, .person-card, .step-card, .code-card, .register-card, .admin-login-card, .error-card {
        padding: var(--spacing-32);
    }
    
    .code-list { grid-template-columns: 1fr; }
    
    .admin-header { flex-direction: column; align-items: flex-start; }
    
    .success-actions { flex-direction: column; }
    .success-actions .btn { width: 100%; }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-pitch-black);
}

::-webkit-scrollbar-thumb {
    background: var(--color-deep-slate);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-action-raspberry);
}

/* FAQ / Accordion */
.faq-section {
    background-color: var(--color-pitch-black);
}

.accordion-item {
    background-color: var(--color-charcoal-canvas);
    border: 1px solid var(--color-iron-gray) !important;
    border-radius: var(--radius-cards) !important;
    margin-bottom: var(--spacing-8);
    overflow: hidden;
}

.accordion-button {
    background-color: var(--color-charcoal-canvas);
    color: var(--color-pure-white);
    font-family: var(--font-sohne-schmal);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    padding: var(--spacing-24) var(--spacing-32);
    border-radius: var(--radius-cards) !important;
    transition: all 0.3s ease;
}

.accordion-button:not(.collapsed) {
    background-color: var(--color-deep-slate);
    color: var(--color-pure-white);
    box-shadow: none;
    border-bottom: 1px solid var(--color-iron-gray);
}

.accordion-button:focus {
    box-shadow: inset 0 0 0 2px var(--color-iron-gray);
    outline: none;
}

.accordion-button::after {
    filter: invert(1);
}

.accordion-body {
    background-color: var(--color-deep-slate);
    color: var(--color-silver-mist);
    padding: var(--spacing-24) var(--spacing-32);
    font-size: 1rem;
    line-height: 1.7;
}

/* Footer */
.footer {
    background-color: var(--color-pitch-black);
    border-top: 1px solid var(--color-iron-gray);
    padding: var(--spacing-48) 0;
    margin-top: 0;
}

.footer-brand {
    font-family: var(--font-sohne-schmal);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-pure-white);
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-8);
}

.footer-text {
    color: var(--color-silver-mist);
    font-size: 0.875rem;
    margin-bottom: 0;
    line-height: 1.6;
}

.footer-link {
    color: var(--color-silver-mist);
    font-size: 0.875rem;
    transition: color 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-8);
}

.footer-link:hover {
    color: var(--color-action-raspberry);
}

/* Loading Spinner */
.btn-loading {
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

/* Reveal animations */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Section dividers */
.context-section,
.who-section,
.how-it-works-section,
.code-section,
.register-section,
.faq-section {
    border-top: 1px solid var(--color-iron-gray);
}

/* Person card border default */
.person-card {
    border: 1px solid var(--color-iron-gray);
}