:root {
    /* Modern Color Palette */
    --primary-green: #10b981;
    --primary-green-dark: #059669;
    --primary-green-light: #34d399;
    --primary-green-lighter: #d1fae5;
    
    --secondary-emerald: #047857;
    --accent-lime: #84cc16;
    --accent-amber: #f59e0b;
    
    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --bg-dark: #111827;
    
    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-tertiary: #6b7280;
    --text-light: #9ca3af;
    --text-inverse: #ffffff;
    
    /* 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-green: 0 10px 25px -5px rgba(16, 185, 129, 0.2);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
}

/* =================================================================
   RESET & BASE STYLES
   ================================================================= */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
}

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

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* Selection */
::selection {
    background-color: var(--primary-green-light);
    color: var(--text-inverse);
}

/* =================================================================
   TYPOGRAPHY
   ================================================================= */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

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

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

/* =================================================================
   LOADING SPINNER & ANIMATIONS
   ================================================================= */
@keyframes spin {
    to { transform: rotate(360deg); }
}

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

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.loading-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary-green);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* =================================================================
   TOAST NOTIFICATIONS
   ================================================================= */
.toast-container {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 400px;
}

.toast {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideDown var(--transition-base);
    border-left: 4px solid var(--primary-green);
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--error); }
.toast.warning { border-left-color: var(--warning); }
.toast.info { border-left-color: var(--info); }

.toast-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.toast-message {
    flex: 1;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 0;
    font-size: 1.25rem;
    line-height: 1;
    transition: color var(--transition-fast);
}

.toast-close:hover {
    color: var(--text-primary);
}

/* =================================================================
   BUTTONS
   ================================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
    user-select: none;
    outline: none;
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--secondary-emerald) 100%);
    color: var(--text-inverse);
    box-shadow: var(--shadow-md);
}

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

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--bg-primary);
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
}

.btn-secondary:hover {
    background: var(--primary-green-lighter);
}

.btn-success {
    background: var(--success);
    color: var(--text-inverse);
}

.btn-success:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-danger {
    background: var(--error);
    color: var(--text-inverse);
}

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-warning {
    background: var(--warning);
    color: var(--text-inverse);
}

.btn-warning:hover {
    background: #d97706;
}

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

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.813rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* =================================================================
   FORM ELEMENTS
   ================================================================= */
input, select, textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: 0.938rem;
    font-family: inherit;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: all var(--transition-base);
    outline: none;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px var(--primary-green-lighter);
}

input::placeholder, textarea::placeholder {
    color: var(--text-light);
}

input:disabled, select:disabled, textarea:disabled {
    background-color: var(--gray-100);
    cursor: not-allowed;
    opacity: 0.6;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

.form-error {
    margin-top: 0.5rem;
    font-size: 0.813rem;
    color: var(--error);
}

/* =================================================================
   LANDING PAGE
   ================================================================= */
.landing-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    overflow: hidden;
}



/* Header */
header {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--secondary-emerald) 100%);
    padding: 1.5rem 3rem;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 100;
    animation: slideDown var(--transition-slow);
}

.logo {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-inverse);
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo::before {
    content: "🌾";
    font-size: 2rem;
}

/* Main Content */
.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    flex: 1;
    min-height: calc(100vh - 80px);
}

/* Left Half - About Section */
.left-half {
    background: linear-gradient(135deg, rgba(155, 255, 222, 0.114) 0%, rgba(86, 226, 186, 0.145) 100%),
                url('../images/bg-image.jpeg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 2rem 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow-y: auto;
}

.about-section {
    max-width: 600px;
    animation: slideUp var(--transition-slow);
}

.about-section h1 {
    color: var(--text-inverse);
    font-size: 2.25rem;
    margin-bottom: 1.25rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.info-block {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-xl);
    padding: 1.25rem 1.5rem;
    margin-bottom: 1rem;
    transition: all var(--transition-base);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.2);
}

.info-block:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.25);
}

.info-block h2 {
    color: var(--text-inverse);
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
    font-weight: var(--font-weight-bold);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.info-block p {
    color: rgba(255, 255, 255, 1);
    font-size: 0.95rem;
    line-height: 1.5;
    text-align: left;
    margin-bottom: 0;
}

.info-block ul {
    list-style: none;
    padding-left: 0;
}

.info-block li {
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.4;
}

.info-block li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-lime);
    font-weight: bold;
}

/* Right Half - Auth Section */
.right-half {
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    position: relative;
    overflow: hidden;
}

/* Video Background */
.background-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    opacity: 1;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(249, 250, 251, 0.3) 0%, rgba(243, 244, 246, 0) 100%);
    z-index: 2;
}

/* Auth Container */
.auth-container {
    background: var(--bg-primary);
    padding: 2.5rem;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    width: 100%;
    max-width: 480px;
    position: relative;
    z-index: 3;
    animation: scaleIn var(--transition-slow);
}

.auth-panel {
    animation: fadeIn var(--transition-base);
}

.auth-panel h2 {
    color: var(--primary-green);
    margin-bottom: 0.75rem;
    text-align: center;
    font-size: 2rem;
}

.auth-panel > p {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1rem;
}

.button-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* =================================================================
   DASHBOARD LAYOUT
   ================================================================= */
.dashboard {
    min-height: 100vh;
    background: var(--bg-secondary);
    animation: fadeIn var(--transition-base);
}

.dashboard-header {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--secondary-emerald) 100%);
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 100;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    position: relative;
}

.user-type {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    color: var(--text-inverse);
    font-weight: var(--font-weight-semibold);
    font-size: 0.875rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.profile-circle {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    color: var(--primary-green);
    cursor: pointer;
    font-size: 1.125rem;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.profile-circle:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

.profile-menu {
    position: absolute;
    top: 65px;
    right: 0;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 1.25rem;
    min-width: 220px;
    z-index: 1000;
    animation: slideDown var(--transition-base);
}

.profile-name {
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-200);
}

.profile-menu button {
    width: 100%;
}

/* Dashboard Content */
.dashboard-content {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.dashboard-section {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-md);
    animation: slideUp var(--transition-base);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--gray-100);
}

.section-header h2 {
    color: var(--text-primary);
    font-size: 1.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.section-header h2::before {
    content: "";
    width: 4px;
    height: 2rem;
    background: var(--primary-green);
    border-radius: var(--radius-full);
}

/* =================================================================
   INVENTORY & STOCK GRID
   ================================================================= */
.inventory-grid, .stock-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.inventory-item, .stock-item {
    background: var(--bg-secondary);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all var(--transition-base);
    animation: scaleIn var(--transition-base);
}

.inventory-item:hover, .stock-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-green);
}

.inventory-item h3, .stock-item h3 {
    color: var(--primary-green);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.inventory-item h3::before, .stock-item h3::before {
    content: "🌾";
}

.inventory-details, .stock-details, .stock-farmer {
    margin-bottom: 1rem;
}

.inventory-details p, .stock-details p, .stock-farmer p {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.938rem;
}

.inventory-details strong, .stock-details strong, .stock-farmer strong {
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.quality-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.813rem;
    font-weight: var(--font-weight-semibold);
    margin-left: 0.5rem;
}

.quality-excellent {
    background: #d1fae5;
    color: #065f46;
}

.quality-average {
    background: #fef3c7;
    color: #92400e;
}

.quality-poor {
    background: #fee2e2;
    color: #991b1b;
}

.inventory-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

/* =================================================================
   ORDERS
   ================================================================= */
.orders-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 1.5rem;
}

.order-card {
    background: var(--bg-secondary);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all var(--transition-base);
    animation: scaleIn var(--transition-base);
}

.order-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-green);
}

.order-card h3 {
    color: var(--primary-green);
    margin-bottom: 1rem;
    font-size: 1.375rem;
}

.order-details {
    margin-bottom: 1rem;
}

.order-details p {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.order-details strong {
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

.contact-info {
    background: var(--primary-green-lighter);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin: 1rem 0;
    border-left: 4px solid var(--primary-green);
}

.contact-info h4 {
    color: var(--primary-green-dark);
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

.contact-info p {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

/* =================================================================
   BUYER PAGE LAYOUT
   ================================================================= */
.buyer-page-container {
    display: flex;
    min-height: 100vh;
}

.buyer-page-container .dashboard {
    flex: 3;
    background: var(--bg-secondary);
}

.health-benefits {
    flex: 1;
    background: var(--bg-primary);
    padding: 2rem;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.05);
    overflow-y: auto;
}

.health-benefits h2 {
    color: var(--primary-green);
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.health-cards {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.health-card {
    border: 2px solid var(--primary-green-lighter);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    background: var(--bg-secondary);
    transition: all var(--transition-base);
}

.health-card:hover {
    transform: translateX(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-green);
}

.health-card h3 {
    color: var(--primary-green);
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.health-card ul {
    list-style: none;
    padding-left: 0;
}

.health-card ul li {
    color: var(--text-secondary);
    font-size: 0.938rem;
    line-height: 1.6;
    margin-bottom: 0.5rem;
    padding-left: 1.25rem;
    position: relative;
}

.health-card ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

/* Farmers Section */
.farmers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.farmer-card {
    background: var(--bg-secondary);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all var(--transition-base);
}

.farmer-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-green);
}

.farmer-card img {
    width: 100%;
    max-width: 300px;
    height: 300px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-md);
}

.farmer-description {
    font-size: 1rem;
    color: var(--text-secondary);
    text-align: center;
    line-height: 1.6;
}

/* Filter Controls */
.filter-controls {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-controls input,
.filter-controls select {
    flex: 1;
    min-width: 200px;
}

/* =================================================================
   MODAL
   ================================================================= */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(17, 24, 39, 0.7);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
    padding: 1rem;
    overflow-y: auto;
}

.modal.active {
    display: flex;
    animation: fadeIn var(--transition-base);
}

.modal-content {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    padding: 2rem;
    max-width: 550px;
    width: 100%;
    box-shadow: var(--shadow-2xl);
    position: relative;
    animation: scaleIn var(--transition-slow);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--gray-100);
}

.modal-header h2 {
    color: var(--primary-green);
    font-size: 1.75rem;
}

.close {
    cursor: pointer;
    font-size: 2rem;
    color: var(--text-tertiary);
    line-height: 1;
    transition: all var(--transition-fast);
    background: none;
    border: none;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
}

.close:hover {
    background: var(--gray-100);
    color: var(--error);
}

#buyModalDetails {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
}

#buyModalDetails p {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.total-price {
    background: var(--primary-green-lighter);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin: 1rem 0;
    text-align: center;
}

.total-price strong {
    color: var(--primary-green-dark);
    font-size: 1.25rem;
}

/* =================================================================
   EMPTY STATE
   ================================================================= */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-tertiary);
}

.empty-state::before {
    content: "📦";
    font-size: 4rem;
    display: block;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state p {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* =================================================================
   UTILITY CLASSES
   ================================================================= */
.hidden {
    display: none !important;
}

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* =================================================================
   RESPONSIVE DESIGN
   ================================================================= */
@media (max-width: 1200px) {
    .buyer-page-container {
        flex-direction: column;
    }
    
    .health-benefits {
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05);
    }
}

@media (max-width: 968px) {
    .main-content {
        grid-template-columns: 1fr;
    }
    
    .left-half {
        min-height: 50vh;
    }
    
    .about-section h1 {
        font-size: 2.5rem;
    }
    
    .dashboard-content {
        padding: 1.5rem;
    }
    
    .inventory-grid,
    .stock-grid,
    .orders-container {
        grid-template-columns: 1fr;
    }
    
    .filter-controls {
        flex-direction: column;
    }
    
    .filter-controls input,
    .filter-controls select {
        width: 100%;
    }
    
    .farmers-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    header, .dashboard-header {
        padding: 1rem;
    }
    
    .logo {
        font-size: 1.5rem;
    }
    
    .about-section h1 {
        font-size: 2rem;
    }
    
    .auth-container {
        padding: 1.5rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .section-header button {
        width: 100%;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .inventory-actions {
        grid-template-columns: 1fr;
    }
    
    .toast-container {
        left: 1rem;
        right: 1rem;
        max-width: none;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
}

/* =================================================================
   PRINT STYLES
   ================================================================= */
@media print {
    .dashboard-header,
    .btn,
    .modal,
    .toast-container {
        display: none !important;
    }
    
    .dashboard-section {
        box-shadow: none;
        border: 1px solid var(--gray-300);
        page-break-inside: avoid;
    }
}

/* =================================================================
   ACCESSIBILITY
   ================================================================= */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus Styles */
*:focus-visible {
    outline: 3px solid var(--primary-green);
    outline-offset: 2px;
}

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