/* =================================================================
   K-FoodLAB Website Stylesheet
   Brand Colors: Green #018C43, Red #E10204, Black #000000
   Design: Minimal, Modern, B2B Professional
   ================================================================= */

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

:root {
    /* Brand Colors */
    --color-green-primary: #018C43;
    --color-green-light: #29A26A;
    --color-red-primary: #E10204;
    --color-red-light: #E9282A;
    
    /* Neutrals */
    --color-black: #000000;
    --color-gray-900: #111111;
    --color-gray-800: #1A1A1A;
    --color-gray-700: #242424;
    --color-gray-600: #404040;
    --color-gray-400: #999999;
    --color-gray-300: #BDBDBD;
    --color-gray-200: #E0E0E0;
    --color-gray-100: #F5F5F5;
    --color-white: #FFFFFF;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

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

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
    color: var(--color-white);
    background-color: var(--color-black);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

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

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

a:hover {
    color: var(--color-green-light);
}

strong {
    font-weight: var(--font-weight-semibold);
}

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

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

/* ============= Navigation ============= */
.navbar {
    position: sticky;
    top: 0;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-800);
    z-index: 1000;
    transition: all var(--transition-normal);
}

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

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
}

.logo i {
    color: var(--color-red-primary);
}

.logo-kfood {
    color: var(--color-green-primary);
}

.logo-lab {
    color: var(--color-red-primary);
    text-transform: uppercase;
}

.nav-menu {
    display: none;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

@media (min-width: 1024px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    color: var(--color-gray-300);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-green-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-green-primary);
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-cta {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
}

.mobile-menu-toggle {
    display: block;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

@media (min-width: 1024px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    margin: 5px 0;
    transition: all var(--transition-normal);
}

/* ============= Buttons ============= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    text-align: center;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-green-primary);
    color: var(--color-white);
    border-color: var(--color-green-primary);
}

.btn-primary:hover {
    background-color: var(--color-green-light);
    border-color: var(--color-green-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-gray-600);
}

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

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

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

/* ============= Hero Section ============= */
.hero {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, var(--color-black) 0%, var(--color-gray-900) 100%);
    position: relative;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--color-gray-900);
    border: 1px solid var(--color-gray-700);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-green-primary);
    margin-bottom: var(--spacing-md);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-xl);
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--color-gray-900);
    border: 1px solid var(--color-gray-800);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
}

.feature-item:hover {
    border-color: var(--color-green-primary);
    transform: translateY(-4px);
}

.feature-icon {
    font-size: 2rem;
    color: var(--color-green-primary);
}

.feature-text strong {
    display: block;
    font-size: 1.125rem;
    color: var(--color-white);
}

.feature-text span {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin: var(--spacing-xl) 0;
}

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-gray-800);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: var(--font-weight-black);
    color: var(--color-green-primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background-color: var(--color-gray-800);
}

/* ============= Highlights ============= */
.highlight-green {
    color: var(--color-green-primary);
}

.highlight-red {
    color: var(--color-red-primary);
}

/* ============= Section Styles ============= */
section {
    padding: var(--spacing-3xl) 0;
}

.alt-bg {
    background-color: var(--color-gray-900);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-2xl);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-300);
}

/* ============= Comparison Grid ============= */
.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.comparison-card {
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-gray-800);
    background-color: var(--color-gray-900);
    transition: all var(--transition-normal);
}

.comparison-card.kfoodlab {
    border-color: var(--color-green-primary);
    background: linear-gradient(135deg, rgba(1, 140, 67, 0.05) 0%, rgba(0, 0, 0, 0) 100%);
}

.comparison-card .card-header {
    margin-bottom: var(--spacing-lg);
}

.comparison-card .card-header i {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.comparison-card.traditional .card-header i {
    color: var(--color-red-primary);
}

.comparison-card.kfoodlab .card-header i {
    color: var(--color-green-primary);
}

.comparison-card h3 {
    font-size: 1.5rem;
}

.comparison-card .badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--color-green-primary);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    margin-top: var(--spacing-xs);
}

.comparison-list {
    list-style: none;
}

.comparison-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.comparison-list li:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.comparison-list i {
    flex-shrink: 0;
    margin-top: 2px;
    font-size: 1.125rem;
}

/* ============= Package Grid ============= */
.package-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.package-card {
    padding: var(--spacing-xl);
    background-color: var(--color-gray-900);
    border: 2px solid var(--color-gray-800);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.package-card:hover {
    border-color: var(--color-green-primary);
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.package-icon {
    font-size: 3rem;
    color: var(--color-green-primary);
    margin-bottom: var(--spacing-md);
}

.package-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.package-image-placeholder {
    background-color: var(--color-gray-800);
    border: 2px dashed var(--color-gray-700);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    margin: var(--spacing-md) 0;
}

.package-image-placeholder i {
    font-size: 4rem;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-sm);
}

.package-image-placeholder p {
    color: var(--color-gray-400);
    font-size: 0.875rem;
}

.package-features {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.package-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9375rem;
}

.package-features i {
    color: var(--color-green-primary);
    margin-top: 2px;
    flex-shrink: 0;
}

.package-price {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray-800);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.price-label {
    color: var(--color-gray-400);
    font-size: 0.875rem;
}

.price-value {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-green-primary);
}

/* ============= MOQ Section ============= */
.moq-section {
    margin-top: var(--spacing-3xl);
    padding: var(--spacing-2xl);
    background-color: var(--color-gray-900);
    border: 2px solid var(--color-gray-800);
    border-radius: var(--radius-xl);
}

.moq-title {
    font-size: 1.75rem;
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.moq-description {
    text-align: center;
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-xl);
}

.moq-table-wrapper {
    overflow-x: auto;
}

.moq-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.moq-table thead {
    background-color: var(--color-gray-800);
}

.moq-table th,
.moq-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-gray-800);
}

.moq-table th {
    font-weight: var(--font-weight-semibold);
    color: var(--color-green-primary);
}

.moq-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.moq-table .total-row {
    font-weight: var(--font-weight-bold);
    background-color: var(--color-gray-800);
}

.moq-table .highlight-row {
    background-color: rgba(1, 140, 67, 0.1);
    border: 2px solid var(--color-green-primary);
}

.price-cell {
    font-weight: var(--font-weight-semibold);
    color: var(--color-green-primary);
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-sm);
}

.badge-installment {
    background-color: rgba(1, 140, 67, 0.2);
    color: var(--color-green-primary);
}

.badge-prepaid {
    background-color: rgba(153, 153, 153, 0.2);
    color: var(--color-gray-300);
}

.moq-note {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: rgba(1, 140, 67, 0.05);
    border-left: 4px solid var(--color-green-primary);
    border-radius: var(--radius-md);
}

.moq-note i {
    color: var(--color-green-primary);
    font-size: 1.25rem;
    flex-shrink: 0;
}

/* ============= Profit Calculator ============= */
.economics-card {
    background-color: var(--color-gray-900);
    border: 2px solid var(--color-gray-800);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.economics-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.economics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-md);
    align-items: center;
}

.econ-item {
    text-align: center;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
}

.econ-item.revenue {
    background-color: rgba(29, 162, 106, 0.1);
}

.econ-item.cost {
    background-color: rgba(225, 2, 4, 0.1);
}

.econ-item.profit {
    background-color: rgba(1, 140, 67, 0.2);
    border: 2px solid var(--color-green-primary);
}

.econ-label {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-xs);
}

.econ-value {
    font-size: 2rem;
    font-weight: var(--font-weight-black);
    margin-bottom: var(--spacing-xs);
}

.econ-breakdown {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 0.8125rem;
    color: var(--color-gray-400);
}

.econ-percentage {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: 1rem;
    color: var(--color-green-primary);
}

.econ-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-gray-600);
}

/* Calculator Slider */
.calculator-card {
    background-color: var(--color-gray-900);
    border: 2px solid var(--color-gray-800);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
}

.calculator-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.calculator-description {
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-xl);
}

.calculator-control {
    margin-bottom: var(--spacing-xl);
}

.slider-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
}

.slider-value {
    color: var(--color-green-primary);
    font-size: 1.25rem;
}

.slider {
    width: 100%;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--color-gray-800);
    outline: none;
    -webkit-appearance: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-green-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 0 8px rgba(1, 140, 67, 0.2);
}

.slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-green-primary);
    cursor: pointer;
    border: none;
}

.slider-markers {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-xs);
    font-size: 0.75rem;
    color: var(--color-gray-600);
}

.calculator-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.result-item {
    padding: var(--spacing-md);
    background-color: var(--color-gray-800);
    border-radius: var(--radius-lg);
    text-align: center;
}

.result-item.highlight {
    background-color: rgba(1, 140, 67, 0.1);
    border: 2px solid var(--color-green-primary);
}

.result-item.main {
    grid-column: 1 / -1;
}

.result-label {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.result-value {
    font-size: 1.75rem;
    font-weight: var(--font-weight-black);
}

.result-value.large {
    font-size: 3rem;
}

/* ============= Channels Grid ============= */
.channels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.channel-card {
    padding: var(--spacing-xl);
    background-color: var(--color-gray-900);
    border: 2px solid var(--color-gray-800);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.channel-card:hover {
    border-color: var(--color-green-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.channel-icon {
    font-size: 3rem;
    color: var(--color-green-primary);
    margin-bottom: var(--spacing-md);
}

.channel-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.channel-description {
    color: var(--color-gray-300);
    font-size: 0.9375rem;
    margin-bottom: var(--spacing-md);
}

.channel-benefits {
    list-style: none;
}

.channel-benefits li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
}

.channel-benefits i {
    color: var(--color-green-primary);
    margin-top: 2px;
    flex-shrink: 0;
}

/* ============= FAQ ============= */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-gray-800);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-color: var(--color-gray-900);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    text-align: left;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.faq-question:hover {
    color: var(--color-green-primary);
}

.faq-question i {
    transition: transform var(--transition-normal);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p,
.faq-answer ol {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--color-gray-300);
}

.faq-answer ol {
    padding-left: var(--spacing-2xl);
}

/* ============= Contact Form ============= */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.contact-info h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
}

.contact-description {
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-xl);
}

.contact-methods {
    margin-bottom: var(--spacing-xl);
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    background-color: var(--color-gray-900);
    border: 1px solid var(--color-gray-800);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.contact-method:hover {
    border-color: var(--color-green-primary);
}

.method-icon {
    font-size: 1.5rem;
    color: var(--color-green-primary);
}

.method-label {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-xs);
}

.method-value {
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
}

.method-value a {
    color: var(--color-green-primary);
}

.contact-benefits {
    padding: var(--spacing-md);
    background-color: var(--color-gray-900);
    border-radius: var(--radius-lg);
}

.contact-benefits h4 {
    margin-bottom: var(--spacing-sm);
}

.contact-benefits ul {
    list-style: none;
}

.contact-benefits li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.contact-benefits i {
    color: var(--color-green-primary);
    margin-top: 2px;
}

.contact-form-wrapper {
    background-color: var(--color-gray-900);
    border: 2px solid var(--color-gray-800);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-300);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background-color: var(--color-gray-800);
    border: 1px solid var(--color-gray-700);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-green-primary);
    box-shadow: 0 0 0 3px rgba(1, 140, 67, 0.1);
}

.form-note {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

/* ============= Footer ============= */
.footer {
    background-color: var(--color-gray-900);
    border-top: 1px solid var(--color-gray-800);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
}

.footer-description {
    color: var(--color-gray-400);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.footer-contact a {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-green-primary);
    font-size: 0.875rem;
}

.footer-title {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--color-gray-400);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-green-primary);
}

.footer-text {
    color: var(--color-gray-400);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.footer-text i {
    color: var(--color-green-primary);
    margin-right: var(--spacing-xs);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-800);
}

.footer-copyright {
    color: var(--color-gray-600);
    font-size: 0.875rem;
}

.footer-legal {
    color: var(--color-gray-600);
    font-size: 0.75rem;
    margin-top: var(--spacing-xs);
}

/* ============= Scroll to Top ============= */
.scroll-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 48px;
    height: 48px;
    background-color: var(--color-green-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background-color: var(--color-green-light);
    transform: translateY(-4px);
}

/* ============= Page Header (for subpages) ============= */
.page-header {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-black) 0%, var(--color-gray-900) 100%);
    border-bottom: 1px solid var(--color-gray-800);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

.breadcrumb a {
    color: var(--color-gray-400);
}

.breadcrumb a:hover {
    color: var(--color-green-primary);
}

.page-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-300);
}

/* ============= Guide Page Specific ============= */
.guide-nav {
    background-color: var(--color-gray-900);
    border-bottom: 1px solid var(--color-gray-800);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 60px;
    z-index: 100;
}

.guide-nav-wrapper {
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
}

.guide-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--color-gray-800);
    border: 1px solid var(--color-gray-700);
    border-radius: var(--radius-full);
    color: var(--color-gray-300);
    white-space: nowrap;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
}

.guide-nav-item:hover {
    border-color: var(--color-green-primary);
    color: var(--color-green-primary);
}

.guide-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
}

@media (min-width: 1024px) {
    .guide-content {
        grid-template-columns: 250px 1fr;
    }
}

.guide-main.full-width {
    grid-column: 1 / -1;
}

.guide-sidebar {
    display: none;
}

@media (min-width: 1024px) {
    .guide-sidebar {
        display: block;
    }
}

.sidebar-sticky {
    position: sticky;
    top: 140px;
}

.sidebar-title {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.sidebar-links {
    list-style: none;
}

.sidebar-links a {
    display: block;
    padding: var(--spacing-xs) 0;
    color: var(--color-gray-400);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.sidebar-links a:hover {
    color: var(--color-green-primary);
}

.guide-block {
    margin-bottom: var(--spacing-3xl);
}

.guide-block h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-gray-800);
}

/* ============= CTA Section ============= */
.cta-section {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, rgba(1, 140, 67, 0.1) 0%, rgba(0, 0, 0, 0) 100%);
    border-top: 1px solid var(--color-gray-800);
    border-bottom: 1px solid var(--color-gray-800);
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-xl);
}

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

/* ============= Responsive ============= */
@media (max-width: 1023px) {
    .nav-menu.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: rgba(0, 0, 0, 0.98);
        border-top: 1px solid var(--color-gray-800);
        padding: var(--spacing-md);
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
}

@media (max-width: 768px) {
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .stat-divider {
        display: none;
    }
    
    .economics-grid {
        grid-template-columns: 1fr;
    }
    
    .econ-divider {
        transform: rotate(90deg);
    }
}

/* ============= Utilities ============= */
.text-center {
    text-align: center;
}

.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); }