/* ===================================
   K-Fortune - Korean Astrology CSS
   Traditional Korean Design with Modern Aesthetics
   =================================== */

/* ===================================
   CSS Variables - Korean Color Palette
   =================================== */
:root {
    /* Korean Traditional Colors */
    --korean-red: #C41E3A;
    --korean-blue: #003478;
    --korean-gold: #FFD700;
    --korean-green: #2E8B57;
    --korean-jade: #00A86B;

    /* Complementary Colors */
    --deep-navy: #1a1a2e;
    --soft-white: #f8f9fa;
    --cream: #FFF8DC;
    --charcoal: #36454F;

    /* Gradient Colors */
    --gradient-primary: linear-gradient(135deg, var(--korean-red) 0%, #d63447 100%);
    --gradient-secondary: linear-gradient(135deg, var(--korean-blue) 0%, #0066cc 100%);
    --gradient-accent: linear-gradient(135deg, var(--korean-gold) 0%, #ffb700 100%);

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--charcoal);
    background-color: var(--soft-white);
    overflow-x: hidden;
}

.korean-text {
    font-family: 'Noto Serif KR', serif;
    font-weight: 500;
}

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-sm);
}

/* ===================================
   Container & Layout
   =================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

section {
    padding: var(--spacing-xl) 0;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    background: linear-gradient(135deg, var(--deep-navy) 0%, var(--korean-blue) 100%);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

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

.logo {
    color: var(--korean-gold);
    font-size: 1.8rem;
    margin: 0;
    font-family: 'Playfair Display', serif;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.logo .korean-text {
    font-size: 1.2rem;
    color: var(--soft-white);
    margin-left: var(--spacing-xs);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--soft-white);
    text-decoration: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 5px;
    transition: all var(--transition-normal);
    font-weight: 500;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--korean-gold);
    transform: translateY(-2px);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    background: linear-gradient(135deg, var(--korean-blue) 0%, var(--deep-navy) 100%);
    color: var(--soft-white);
    padding: var(--spacing-xl) 0 calc(var(--spacing-xl) + 2rem);
    position: relative;
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(255, 215, 0, 0.03) 35px, rgba(255, 215, 0, 0.03) 70px),
        repeating-linear-gradient(-45deg, transparent, transparent 35px, rgba(255, 215, 0, 0.03) 35px, rgba(255, 215, 0, 0.03) 70px);
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    font-family: 'Playfair Display', serif;
    margin-bottom: var(--spacing-sm);
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleGlow 2s ease-in-out infinite alternate;
}

@keyframes titleGlow {
    from { filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.5)); }
    to { filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.8)); }
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.feature-badge {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    border: 2px solid rgba(255, 215, 0, 0.3);
    transition: all var(--transition-normal);
}

.feature-badge:hover {
    background: rgba(255, 215, 0, 0.2);
    border-color: var(--korean-gold);
    transform: translateY(-5px);
}

.feature-badge i {
    color: var(--korean-gold);
    font-size: 1.2rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 50px;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

/* ===================================
   Section Headers
   =================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: 2.5rem;
    color: var(--deep-navy);
    margin-bottom: var(--spacing-sm);
    font-family: 'Playfair Display', serif;
}

.title-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.decoration-line {
    width: 60px;
    height: 2px;
    background: var(--gradient-accent);
}

.decoration-dot {
    color: var(--korean-gold);
    font-size: 0.5rem;
}

.section-description {
    font-size: 1.1rem;
    color: var(--charcoal);
    opacity: 0.8;
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   About Section
   =================================== */
.about-section {
    background: white;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.about-card {
    background: linear-gradient(135deg, #fff 0%, var(--cream) 100%);
    padding: var(--spacing-lg);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.about-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--korean-gold);
}

.card-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.card-icon i {
    font-size: 2rem;
    color: white;
}

.about-card h3 {
    color: var(--korean-blue);
    margin-bottom: var(--spacing-sm);
}

.about-card p {
    color: var(--charcoal);
    line-height: 1.8;
}

/* ===================================
   Demo Section
   =================================== */
.demo-section {
    background: linear-gradient(135deg, var(--cream) 0%, var(--soft-white) 100%);
}

.demo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.demo-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.demo-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.demo-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.demo-icon.love {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
}

.demo-icon.wealth {
    background: var(--gradient-accent);
}

.demo-icon.health {
    background: linear-gradient(135deg, var(--korean-green) 0%, var(--korean-jade) 100%);
}

.demo-icon i {
    font-size: 2.5rem;
    color: white;
}

.demo-card h3 {
    color: var(--korean-blue);
    margin-bottom: var(--spacing-sm);
}

.demo-text {
    color: var(--charcoal);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.demo-stats {
    margin-top: var(--spacing-md);
}

.stat-item {
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--charcoal);
    margin-bottom: 5px;
    font-weight: 500;
}

.stat-bar {
    width: 100%;
    height: 8px;
    background: #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
}

.stat-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 10px;
    transition: width 1s ease;
}

/* ===================================
   Fortune Form Section
   =================================== */
.fortune-form-section {
    background: white;
}

.fortune-form {
    max-width: 700px;
    margin: 0 auto;
    background: linear-gradient(135deg, #fff 0%, var(--cream) 100%);
    padding: var(--spacing-lg);
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--korean-gold);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    color: var(--korean-blue);
    margin-bottom: var(--spacing-xs);
}

.form-label i {
    color: var(--korean-red);
}

.optional {
    font-size: 0.9rem;
    color: var(--charcoal);
    opacity: 0.7;
    font-weight: 400;
}

.form-input {
    padding: var(--spacing-sm);
    border: 2px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-normal);
}

.form-input:focus {
    outline: none;
    border-color: var(--korean-gold);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.date-select-group {
    display: grid;
    grid-template-columns: 2fr 2fr 1fr;
    gap: var(--spacing-sm);
}

.form-select {
    padding: var(--spacing-sm);
    border: 2px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    background-color: white;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.form-select:focus {
    outline: none;
    border-color: var(--korean-gold);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.form-select:hover {
    border-color: var(--korean-jade);
}

.radio-group {
    display: flex;
    gap: var(--spacing-md);
}

.radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: 10px;
    transition: all var(--transition-normal);
}

.radio-label:hover {
    background: rgba(255, 215, 0, 0.1);
}

.radio-label input[type="radio"] {
    display: none;
}

.radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--korean-blue);
    border-radius: 50%;
    position: relative;
    transition: all var(--transition-normal);
}

.radio-label input[type="radio"]:checked + .radio-custom {
    border-color: var(--korean-red);
    background: var(--korean-red);
}

.radio-label input[type="radio"]:checked + .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
}

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

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: inherit;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: white;
    color: var(--korean-blue);
    border: 2px solid var(--korean-blue);
}

.btn-secondary:hover {
    background: var(--korean-blue);
    color: white;
}

.btn-outline {
    background: transparent;
    color: var(--korean-blue);
    border: 2px solid var(--korean-blue);
}

.btn-outline:hover {
    background: var(--korean-blue);
    color: white;
}

/* ===================================
   Results Section
   =================================== */
.results-section {
    background: linear-gradient(135deg, var(--soft-white) 0%, var(--cream) 100%);
    min-height: 100vh;
}

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

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.result-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.result-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.highlight-card {
    background: linear-gradient(135deg, var(--korean-blue) 0%, var(--deep-navy) 100%);
    color: white;
    grid-column: 1 / -1;
}

.card-title {
    color: var(--korean-gold);
    margin-bottom: var(--spacing-md);
    font-size: 1.8rem;
    text-align: center;
}

.profile-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.profile-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-sm);
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.profile-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.profile-icon i {
    font-size: 1.2rem;
    color: white;
}

.profile-item > div {
    display: flex;
    flex-direction: column;
}

.profile-label {
    font-size: 0.85rem;
    opacity: 0.8;
}

.profile-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--korean-gold);
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--korean-gold);
}

.card-header i {
    font-size: 1.5rem;
    color: var(--korean-red);
}

.card-header h3 {
    color: var(--korean-blue);
    margin: 0;
}

.card-content {
    line-height: 1.8;
    color: var(--charcoal);
}

/* ===================================
   Monthly Predictions
   =================================== */
.monthly-section {
    margin-top: var(--spacing-xl);
}

.monthly-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.monthly-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--korean-gold);
    transition: all var(--transition-normal);
}

.monthly-card:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
    border-left-color: var(--korean-red);
}

.monthly-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.monthly-month {
    font-weight: 600;
    color: var(--korean-blue);
    font-size: 1.1rem;
}

.monthly-theme {
    font-size: 0.9rem;
    color: var(--korean-red);
    margin-bottom: var(--spacing-xs);
}

.monthly-prediction {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--charcoal);
}

/* ===================================
   Modal
   =================================== */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background: white;
    margin: 5% auto;
    padding: var(--spacing-xl);
    max-width: 600px;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    position: relative;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    position: absolute;
    right: var(--spacing-md);
    top: var(--spacing-md);
    font-size: 2rem;
    font-weight: bold;
    color: var(--charcoal);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.close:hover {
    color: var(--korean-red);
    transform: rotate(90deg);
}

.modal-title {
    color: var(--korean-blue);
    margin-bottom: var(--spacing-sm);
    font-size: 2rem;
}

.modal-description {
    color: var(--charcoal);
    margin-bottom: var(--spacing-lg);
}

.payment-preview {
    background: var(--cream);
    padding: var(--spacing-md);
    border-radius: 10px;
    margin-bottom: var(--spacing-md);
}

.preview-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.preview-item i {
    color: var(--korean-green);
    font-size: 1.2rem;
}

.payment-amount {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--korean-blue) 0%, var(--deep-navy) 100%);
    color: white;
    border-radius: 10px;
    margin-bottom: var(--spacing-md);
}

.amount-label {
    font-size: 1.2rem;
}

.amount-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--korean-gold);
}

.payment-note {
    text-align: center;
    color: var(--charcoal);
    opacity: 0.7;
    font-size: 0.9rem;
    margin-top: var(--spacing-md);
}

.payment-note i {
    color: var(--korean-green);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: linear-gradient(135deg, var(--deep-navy) 0%, var(--korean-blue) 100%);
    color: var(--soft-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3,
.footer-section h4 {
    color: var(--korean-gold);
    margin-bottom: var(--spacing-sm);
}

.footer-text {
    opacity: 0.8;
    line-height: 1.6;
}

.disclaimer-text {
    font-size: 0.9rem;
    opacity: 0.7;
    line-height: 1.6;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* ===================================
   Animations
   =================================== */
[data-aos] {
    opacity: 0;
    transition: all 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .nav-menu {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .results-header {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .modal-content {
        margin: 10% var(--spacing-sm);
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .hero-features {
        flex-direction: column;
        align-items: stretch;
    }

    .feature-badge {
        justify-content: center;
    }

    .profile-info {
        grid-template-columns: 1fr;
    }
}

/* ===================================
   Print Styles
   =================================== */
@media print {
    .navbar,
    .footer,
    .cta-button,
    .btn,
    .form-actions {
        display: none;
    }

    body {
        background: white;
    }

    .result-card {
        page-break-inside: avoid;
    }
}

/* ===================================
   Accessibility
   =================================== */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

:focus-visible {
    outline: 3px solid var(--korean-gold);
    outline-offset: 2px;
}

/* ===================================
   Utility Classes
   =================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }