/* ============================================
   الرائد للأعلاف والدواجن - Design System
   Al Raaed - Corporate Design System
   ============================================ */

/* ===== Google Fonts ===== */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Arabic:wght@300;400;500;600;700&display=swap');

/* ===== CSS Variables ===== */
:root {
    /* Brand Colors */
    --color-primary: #0E5A32;
    --color-primary-light: #148a4d;
    --color-primary-dark: #0a4025;
    --color-primary-50: #e8f5ee;
    --color-primary-100: #c6e6d3;
    --color-primary-200: #9dd4b5;

    --color-accent: #E11B22;
    --color-accent-light: #ef4444;
    --color-accent-dark: #b91c1c;
    --color-accent-50: #fef2f2;

    --color-black: #111111;
    --color-yellow: #F4B000;
    --color-yellow-50: #fef9e7;
    --color-brown: #5A3E1B;

    /* Neutrals */
    --color-gray-50: #F9F9F9;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #D9D9D9;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    --color-white: #ffffff;
    --color-bg: #F9F9F9;
    --color-bg-alt: #f3f4f6;

    /* Status Colors */
    --color-success: #059669;
    --color-success-light: #d1fae5;
    --color-warning: #d97706;
    --color-warning-light: #fef3c7;
    --color-danger: #dc2626;
    --color-danger-light: #fee2e2;
    --color-info: #2563eb;
    --color-info-light: #dbeafe;

    /* Typography */
    --font-family: 'IBM Plex Sans Arabic', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.25;
    --line-height-normal: 1.6;
    --line-height-relaxed: 1.75;

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

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;

    /* Container */
    --container-max: 1280px;
    --container-padding: var(--space-6);

    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-overlay: 300;
    --z-modal: 400;
    --z-toast: 500;
}

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

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-gray-800);
    background-color: var(--color-white);
    direction: rtl;
    text-align: right;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

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

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

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

ul, ol {
    list-style: none;
}

input, button, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

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

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-black);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); font-weight: var(--font-weight-semibold); }

p {
    margin-bottom: var(--space-4);
    line-height: var(--line-height-relaxed);
}

/* ===== Container ===== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    width: 100%; /* FIX: Ensure container doesn't expand beyond parent */
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: 1.3;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    white-space: normal;
    text-align: center;
    text-decoration: none;
    user-select: none;
}

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

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

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}
.btn-accent:hover {
    background-color: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    color: var(--color-white);
}

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

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

.btn-ghost {
    background: transparent;
    color: var(--color-gray-600);
}
.btn-ghost:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-800);
}

.btn-danger {
    background-color: var(--color-danger);
    color: var(--color-white);
    border-color: var(--color-danger);
}
.btn-danger:hover {
    background-color: #b91c1c;
    color: var(--color-white);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-lg);
}

.btn-icon svg {
    width: 20px;
    height: 20px;
}

/* ===== Form Controls ===== */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    margin-bottom: var(--space-2);
}

.form-label .required {
    color: var(--color-accent);
    margin-right: var(--space-1);
}

.form-input,
.form-select,
.form-textarea {
    display: block;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    color: var(--color-gray-800);
    background-color: var(--color-white);
    border: 1.5px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    outline: none;
    direction: rtl;
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
    border-color: var(--color-gray-400);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-50);
}

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
    border-color: var(--color-danger);
}

.form-input.is-invalid:focus {
    box-shadow: 0 0 0 3px var(--color-danger-light);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    background-color: var(--color-gray-100);
    cursor: not-allowed;
    opacity: 0.7;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%236b7280'%3e%3cpath fill-rule='evenodd' d='M5.23 7.21a.75.75 0 011.06.02L10 11.168l3.71-3.938a.75.75 0 111.08 1.04l-4.25 4.5a.75.75 0 01-1.08 0l-4.25-4.5a.75.75 0 01.02-1.06z' clip-rule='evenodd' /%3e%3c/svg%3e");
    background-position: left 12px center;
    background-repeat: no-repeat;
    background-size: 20px;
    padding-left: 40px;
}

.form-error {
    color: var(--color-danger);
    font-size: var(--font-size-xs);
    margin-top: var(--space-1);
}

.form-help {
    color: var(--color-gray-500);
    font-size: var(--font-size-xs);
    margin-top: var(--space-1);
}

.form-check {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

/* ===== Cards ===== */
.card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: all var(--transition-slow);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-body {
    padding: var(--space-6);
}

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

.card-text {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-gray-100);
}

/* ===== Badges ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
    line-height: 1.5;
}

.badge-primary {
    background-color: var(--color-primary-50);
    color: var(--color-primary);
}

.badge-accent {
    background-color: var(--color-accent-50);
    color: var(--color-accent);
}

.badge-success {
    background-color: var(--color-success-light);
    color: var(--color-success);
}

.badge-warning {
    background-color: var(--color-warning-light);
    color: var(--color-warning);
}

.badge-danger {
    background-color: var(--color-danger-light);
    color: var(--color-danger);
}

.badge-gray {
    background-color: var(--color-gray-100);
    color: var(--color-gray-600);
}

.badge-yellow {
    background-color: var(--color-yellow-50);
    color: var(--color-brown);
}

/* ===== Tables ===== */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    background: var(--color-white);
}

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

.data-table thead {
    background-color: var(--color-gray-50);
    border-bottom: 2px solid var(--color-gray-200);
}

.data-table th {
    padding: var(--space-4) var(--space-5);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-700);
    text-align: right;
    white-space: nowrap;
}

.data-table td {
    padding: var(--space-4) var(--space-5);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    border-bottom: 1px solid var(--color-gray-100);
}

.data-table tbody tr:hover {
    background-color: var(--color-gray-50);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* ===== Alerts ===== */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-4);
}

.alert-success {
    background-color: var(--color-success-light);
    color: var(--color-success);
    border: 1px solid #a7f3d0;
}

.alert-warning {
    background-color: var(--color-warning-light);
    color: var(--color-warning);
    border: 1px solid #fde68a;
}

.alert-danger {
    background-color: var(--color-danger-light);
    color: var(--color-danger);
    border: 1px solid #fecaca;
}

.alert-info {
    background-color: var(--color-info-light);
    color: var(--color-info);
    border: 1px solid #bfdbfe;
}

/* ===== Modal ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: transform var(--transition);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-gray-100);
}

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--color-gray-400);
    transition: all var(--transition);
}

.modal-close:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
}

.modal-body {
    padding: var(--space-6);
}

.modal-footer {
    display: flex;
    justify-content: flex-start;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-gray-100);
}

/* ===== Pagination ===== */
.pagination {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    justify-content: center;
    margin-top: var(--space-8);
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    color: var(--color-gray-600);
}

.pagination a:hover {
    background: var(--color-primary-50);
    color: var(--color-primary);
}

.pagination .active {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.pagination .disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ===== Toast ===== */
.toast-container {
    position: fixed;
    top: var(--space-6);
    left: var(--space-6);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: min(300px, calc(100vw - 2rem));
    max-width: min(480px, calc(100vw - 2rem));
    font-size: var(--font-size-sm);
    animation: slideIn 0.3s ease;
    border-right: 4px solid var(--color-primary);
}

.toast-success { border-right-color: var(--color-success); }
.toast-danger { border-right-color: var(--color-danger); }
.toast-warning { border-right-color: var(--color-warning); }

@keyframes slideIn {
    from { transform: translateX(-100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ===== Breadcrumbs ===== */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    padding: var(--space-4) 0;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--color-gray-500);
    transition: color var(--transition);
}

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

.breadcrumb-separator {
    color: var(--color-gray-300);
}

.breadcrumb .current {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

/* ===== Section Styles ===== */
.section {
    padding: var(--space-20) 0;
}

.section-sm {
    padding: var(--space-12) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
    max-width: 640px;
    margin: 0 auto;
    line-height: var(--line-height-relaxed);
}

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

/* ===== Grid ===== */
.grid {
    display: grid;
    gap: var(--space-6);
}

/* FIX: Grid children min-width:0 to prevent content overflow */
.grid > * {
    min-width: 0;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ===== Utilities ===== */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-accent { color: var(--color-accent); }
.text-muted { color: var(--color-gray-500); }
.text-sm { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }
.text-lg { font-size: var(--font-size-lg); }

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

.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.hidden { display: none !important; }
.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;
}

/* ===== Empty State ===== */
.empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-6);
    color: var(--color-gray-400);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-4);
    opacity: 0.5;
}

.empty-state-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-gray-600);
    margin-bottom: var(--space-2);
}

.empty-state-text {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    margin-bottom: var(--space-6);
}

/* ===== Loading State ===== */
.loading-spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.loading-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    padding: var(--space-16);
    color: var(--color-gray-500);
}

/* ===== Dropdown ===== */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2);
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition);
}

.dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(4px);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    border-radius: var(--radius-md);
    transition: all var(--transition);
    width: 100%;
    text-align: right;
}

.dropdown-item:hover {
    background: var(--color-gray-50);
    color: var(--color-primary);
}

.dropdown-divider {
    height: 1px;
    background: var(--color-gray-100);
    margin: var(--space-2) 0;
}

/* ===== Tabs ===== */
.tabs {
    display: flex;
    gap: var(--space-1);
    border-bottom: 2px solid var(--color-gray-200);
    margin-bottom: var(--space-6);
    overflow-x: auto;
}

.tab {
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-500);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--transition);
    white-space: nowrap;
    cursor: pointer;
}

.tab:hover {
    color: var(--color-primary);
}

.tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* ===== Confirm Dialog ===== */
.confirm-dialog .modal {
    max-width: 420px;
}

.confirm-dialog .modal-body {
    text-align: center;
}

.confirm-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-4);
    color: var(--color-danger);
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

.animate-fadeIn { animation: fadeIn 0.5s ease; }
.animate-fadeInUp { animation: fadeInUp 0.5s ease; }

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

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    h1 { font-size: var(--font-size-3xl); }
    h2 { font-size: var(--font-size-2xl); }
}

@media (max-width: 768px) {
    :root {
        --container-padding: var(--space-4);
    }
    .grid-4 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
    h1 { font-size: var(--font-size-2xl); }
    h2 { font-size: var(--font-size-xl); }
    h3 { font-size: var(--font-size-lg); }
    .section { padding: var(--space-12) 0; }
    .section-sm { padding: var(--space-8) 0; }
    .section-header { margin-bottom: var(--space-8); }
    .section-title { font-size: var(--font-size-xl); }
    .section-subtitle { font-size: var(--font-size-base); }
    .modal { max-width: 100%; margin: var(--space-4); border-radius: var(--radius-xl); }
    .modal-body { padding: var(--space-4); }
    .modal-header { padding: var(--space-4); }
    .modal-footer { padding: var(--space-3) var(--space-4); flex-wrap: wrap; }
    .toast-container { left: var(--space-4); right: var(--space-4); }
    .toast { min-width: auto; width: 100%; }
    .card-body { padding: var(--space-4); }
    .card-footer { padding: var(--space-3) var(--space-4); }
    .table-wrapper { margin-left: calc(-1 * var(--container-padding)); margin-right: calc(-1 * var(--container-padding)); border-radius: 0; }
}

@media (max-width: 480px) {
    :root {
        --container-padding: var(--space-3);
    }
    .btn-lg {
        padding: var(--space-3) var(--space-5);
        font-size: var(--font-size-sm);
    }
    h1 { font-size: var(--font-size-xl); }
    h2 { font-size: var(--font-size-lg); }
    h3 { font-size: var(--font-size-base); }
    .section-title { font-size: var(--font-size-lg); }
}

@media (max-width: 360px) {
    :root {
        --container-padding: 0.625rem;
    }
    .btn {
        padding: var(--space-2) var(--space-3);
        font-size: var(--font-size-xs);
    }
    .btn-lg {
        padding: var(--space-2) var(--space-4);
        font-size: var(--font-size-xs);
    }
    .btn-sm {
        padding: var(--space-1) var(--space-3);
        font-size: 0.7rem;
    }
    h1 { font-size: 1.2rem; }
    h2 { font-size: 1.1rem; }
}

/* Global Overflow Prevention */
html {
    max-width: 100%;
    overflow-x: hidden;
}
body {
    max-width: 100%;
    overflow-x: hidden;
    /* FIX: Ensure body width is exactly viewport width */
    width: 100%;
}

/* FIX: All sections and containers must not exceed viewport */
main, section, footer, header, .site-header {
    max-width: 100%;
}

/* Touch targets optimization */
button, .btn, a.btn, input, select, textarea {
    touch-action: manipulation;
}
.btn {
    min-height: 44px;
}
.btn-sm {
    min-height: 38px;
}

/* Responsive Two/Three Column Layouts */
.grid-responsive-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}
/* FIX: Grid children min-width:0 for responsive grids */
.grid-responsive-2 > * {
    min-width: 0;
    overflow-wrap: break-word;
    word-wrap: break-word;
}
@media (max-width: 991px) {
    .grid-responsive-2 {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}
@media (max-width: 480px) {
    .grid-responsive-2 {
        gap: 1.5rem;
    }
}

.grid-responsive-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
/* FIX: Grid children min-width:0 for responsive grids */
.grid-responsive-3 > * {
    min-width: 0;
    overflow-wrap: break-word;
    word-wrap: break-word;
}
@media (max-width: 991px) {
    .grid-responsive-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 640px) {
    .grid-responsive-3 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* Visibility Utilities */
.hide-on-mobile {
    display: inline-flex !important;
}
@media (max-width: 768px) {
    .hide-on-mobile {
        display: none !important;
    }
    .mobile-only {
        display: block !important;
    }
}
@media (min-width: 769px) {
    .mobile-only {
        display: none !important;
    }
}
.desktop-only {
    display: block !important;
}
@media (max-width: 991px) {
    .desktop-only {
        display: none !important;
    }
}