/* ============================================
   MegaRise Capital - Design System CSS
   Based on "The Architectural Equity Framework"
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    /* Primary Palette */
    --primary: #003ec7;
    --primary-container: #0052ff;
    --primary-fixed: #dde1ff;
    --primary-fixed-dim: #b7c4ff;
    --on-primary: #ffffff;
    --on-primary-fixed: #001452;
    --on-primary-fixed-variant: #0038b6;
    --on-primary-container: #dfe3ff;

    /* Secondary */
    --secondary: #2a51c9;
    --secondary-container: #486ce3;
    --secondary-fixed: #dce1ff;
    --secondary-fixed-dim: #b7c4ff;
    --on-secondary: #ffffff;

    /* Tertiary (Financial Green) */
    --tertiary: #005753;
    --tertiary-container: #00726d;
    --tertiary-fixed: #6ff7ee;
    --tertiary-fixed-dim: #4edbd2;

    /* Error */
    --error: #ba1a1a;
    --error-container: #ffdad6;
    --on-error: #ffffff;
    --on-error-container: #93000a;

    /* Surfaces */
    --background: #f8f9fa;
    --surface: #f8f9fa;
    --surface-dim: #d9dadb;
    --surface-bright: #f8f9fa;
    --surface-container-lowest: #ffffff;
    --surface-container-low: #f3f4f5;
    --surface-container: #edeeef;
    --surface-container-high: #e7e8e9;
    --surface-container-highest: #e1e3e4;
    --surface-variant: #e1e3e4;
    --surface-tint: #004ced;

    /* On-Surface */
    --on-surface: #191c1d;
    --on-surface-variant: #434656;
    --on-background: #191c1d;

    /* Outline */
    --outline: #737688;
    --outline-variant: #c3c5d9;

    /* Inverse */
    --inverse-surface: #2e3132;
    --inverse-on-surface: #f0f1f2;
    --inverse-primary: #b7c4ff;

    /* Shadows */
    --shadow-whisper: 0 12px 32px -4px rgba(0, 20, 82, 0.06);
    --shadow-editorial: 0 24px 48px -8px rgba(0, 20, 82, 0.10);
    --shadow-elevated: 0 4px 16px rgba(0, 20, 82, 0.08);

    /* Radii */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-3xl: 32px;
    --radius-full: 9999px;

    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;

    /* Typography */
    --font-headline: 'Manrope', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-label: 'Inter', sans-serif;

    /* Sidebar width */
    --sidebar-width: 280px;
    --header-height: 80px;
    --ticker-height: 40px;

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

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

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

body {
    font-family: var(--font-body);
    color: var(--on-surface);
    background-color: var(--background);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* RTL Support */
[dir="rtl"] body {
    direction: rtl;
    text-align: right;
}

h1, h2, h3, h4, h5, h6, .font-headline {
    font-family: var(--font-headline);
    line-height: 1.2;
    color: var(--on-surface);
}

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

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

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

/* --- Typography Scale --- */
.display-lg { font-size: 3.5rem; font-weight: 800; letter-spacing: -0.03em; line-height: 1.1; }
.display-md { font-size: 2.75rem; font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; }
.display-sm { font-size: 2.25rem; font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
.headline-lg { font-size: 2rem; font-weight: 700; letter-spacing: -0.01em; }
.headline-md { font-size: 1.5rem; font-weight: 700; }
.headline-sm { font-size: 1.25rem; font-weight: 600; }
.title-lg { font-size: 1.125rem; font-weight: 600; }
.title-md { font-size: 1rem; font-weight: 600; }
.body-lg { font-size: 1rem; line-height: 1.7; }
.body-md { font-size: 0.875rem; line-height: 1.6; }
.body-sm { font-size: 0.8125rem; line-height: 1.5; }
.label-lg { font-size: 0.875rem; font-weight: 600; letter-spacing: 0.02em; }
.label-md { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; }
.label-sm { font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }

/* --- Material Symbols --- */
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    vertical-align: middle;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.material-symbols-outlined.filled {
    font-variation-settings: 'FILL' 1;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-xl);
    font-family: var(--font-headline);
    font-weight: 700;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    line-height: 1.4;
    white-space: nowrap;
}

.btn:active { transform: scale(0.98); }

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-container));
    color: var(--on-primary);
    box-shadow: 0 4px 16px rgba(0, 62, 199, 0.2);
}
.btn-primary:hover { opacity: 0.9; color: var(--on-primary); box-shadow: 0 8px 24px rgba(0, 62, 199, 0.3); }

.btn-secondary {
    background: var(--surface-container-highest);
    color: var(--on-primary-fixed-variant);
}
.btn-secondary:hover { background: var(--surface-container-high); }

.btn-ghost {
    background: transparent;
    color: var(--primary);
    padding: 12px 16px;
}
.btn-ghost:hover { background: var(--primary-fixed); }

.btn-white {
    background: white;
    color: var(--primary);
    box-shadow: var(--shadow-elevated);
}
.btn-white:hover { box-shadow: var(--shadow-whisper); }

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid var(--outline-variant);
}
.btn-outline:hover { border-color: var(--primary); background: var(--primary-fixed); }

.btn-danger {
    background: var(--error);
    color: var(--on-error);
}
.btn-danger:hover { opacity: 0.9; }

.btn-success {
    background: var(--tertiary);
    color: white;
}
.btn-success:hover { opacity: 0.9; }

.btn-lg { padding: 16px 32px; font-size: 1rem; border-radius: var(--radius-xl); }
.btn-sm { padding: 8px 16px; font-size: 0.8125rem; }
.btn-xs { padding: 6px 12px; font-size: 0.75rem; }
.btn-block { width: 100%; }
.btn-icon { padding: 10px; border-radius: var(--radius-lg); }

/* --- Form Inputs --- */
.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-family: var(--font-label);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--on-surface-variant);
    margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--surface-container-highest);
    border: none;
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: 0.875rem;
    color: var(--on-surface);
    transition: all var(--transition-normal);
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    background: var(--surface-container-lowest);
    box-shadow: 0 0 0 2px rgba(0, 62, 199, 0.2);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--outline);
}

.form-input-icon {
    position: relative;
    display: block;
}
.form-input-icon > .material-symbols-outlined:first-child {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--outline);
    font-size: 20px;
    pointer-events: none;
    z-index: 1;
    line-height: 1;
    vertical-align: unset;
}
.form-input-icon .form-input {
    padding-left: 48px;
    display: block;
    width: 100%;
}
[dir="rtl"] .form-input-icon .material-symbols-outlined {
    left: auto;
    right: 16px;
}
[dir="rtl"] .form-input-icon .form-input {
    padding-left: 16px;
    padding-right: 48px;
}
.form-input-icon .password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--outline);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    transition: color var(--transition-fast);
}
.form-input-icon .password-toggle:hover { color: var(--on-surface); }
.form-input-icon:has(.password-toggle) .form-input { padding-right: 48px; }

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

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 12px;
}
.form-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    border-radius: var(--radius-sm);
    border: none;
    background: var(--surface-container-highest);
    accent-color: var(--primary);
    cursor: pointer;
}

/* --- Cards --- */
.card {
    background: var(--surface-container-lowest);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-whisper);
    transition: all var(--transition-slow);
}
.card:hover {
    box-shadow: var(--shadow-editorial);
}
.card-flat {
    box-shadow: none;
    background: var(--surface-container-low);
}
.card-glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
}
.card-hero {
    background: linear-gradient(135deg, var(--primary), var(--primary-container));
    color: var(--on-primary);
}
.card-dark {
    background: var(--inverse-surface);
    color: var(--inverse-on-surface);
}

/* --- Tables --- */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-xl);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}
.data-table thead th {
    padding: 14px 16px;
    text-align: left;
    font-family: var(--font-label);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--on-surface-variant);
    border-bottom: 1px solid var(--surface-container-high);
}
[dir="rtl"] .data-table thead th { text-align: right; }

.data-table tbody td {
    padding: 16px;
    font-size: 0.875rem;
    color: var(--on-surface);
    vertical-align: middle;
}
.data-table tbody tr {
    transition: background var(--transition-fast);
}
.data-table tbody tr:hover {
    background: var(--surface-container-low);
}

/* --- Status Badges --- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.badge-success { background: #dcfce7; color: #166534; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-error { background: var(--error-container); color: var(--on-error-container); }
.badge-info { background: var(--primary-fixed); color: var(--on-primary-fixed); }
.badge-neutral { background: var(--surface-container-high); color: var(--on-surface-variant); }

/* --- Alerts --- */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius-xl);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: var(--space-6);
    animation: alertSlideIn 0.3s ease;
}
.alert-success { background: #dcfce7; color: #166534; }
.alert-error { background: var(--error-container); color: var(--on-error-container); }
.alert-warning { background: #fef3c7; color: #92400e; }
.alert-info { background: var(--primary-fixed); color: var(--on-primary-fixed); }

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

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    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 12px;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--on-surface-variant);
    transition: all var(--transition-fast);
}
.pagination a:hover { background: var(--surface-container-high); }
.pagination .active {
    background: var(--primary);
    color: var(--on-primary);
}

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}
.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}
.modal {
    background: var(--surface-container-lowest);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-editorial);
}
.modal-overlay.active .modal {
    transform: scale(1);
}

/* --- Skeleton Loaders --- */
.skeleton {
    background: linear-gradient(90deg, var(--surface-container-high) 25%, var(--surface-container) 50%, var(--surface-container-high) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease infinite;
    border-radius: var(--radius-lg);
}
.skeleton-text { height: 14px; margin-bottom: 8px; }
.skeleton-title { height: 28px; width: 60%; margin-bottom: 12px; }
.skeleton-card { height: 200px; border-radius: var(--radius-2xl); }
.skeleton-avatar { width: 48px; height: 48px; border-radius: var(--radius-full); }

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* --- Layout Utilities --- */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-8);
}
.container-wide {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--space-8);
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

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

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-primary { color: var(--primary); }
.text-tertiary { color: var(--tertiary); }
.text-error { color: var(--error); }
.text-muted { color: var(--on-surface-variant); }
.text-white { color: white; }
.text-outline { color: var(--outline); }

.bg-surface { background: var(--surface); }
.bg-white { background: var(--surface-container-lowest); }
.bg-primary { background: var(--primary); }
.bg-gradient { background: linear-gradient(135deg, var(--primary), var(--primary-container)); }

.w-full { width: 100%; }
.h-full { height: 100%; }
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.hidden { display: none; }

.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* --- Responsive Grid --- */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .display-lg { font-size: 2.5rem; }
    .display-md { font-size: 2rem; }
}

@media (max-width: 768px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .container, .container-wide { padding: 0 var(--space-4); }
    .display-lg { font-size: 2rem; }
    .display-md { font-size: 1.75rem; }
    .display-sm { font-size: 1.5rem; }
    .md-hidden { display: none; }
    .md-show { display: block; }
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--outline-variant); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--outline); }

/* --- No Scrollbar utility --- */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

/* --- Selection --- */
::selection {
    background: var(--primary-fixed-dim);
    color: var(--on-primary-fixed);
}