html {
    scroll-behavior: smooth;
}

*,
::before,
::after {
    box-sizing: border-box;
}

/* ==========================================================================
   GLOBAL STYLES - Basic typography, colors, resets, common elements
   ========================================================================== */

:root {
    /* Primary Colors */
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;

    /* Semantic Colors - Base */
    --bg-main: #f8fafc;
    --bg-white: #ffffff;
    --card-bg: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-inverse: #ffffff;
    --border-main: #cbd5e1;
    --border-light: #e2e8f0;

    /* Specific Elements */
    --input-bg: #ffffff;
    --input-text: #0f172a;
    --input-border: #cbd5e1;
    --shadow-main: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);

    /* Actions */
    --success-color: #22c55e;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;

    /* Misc */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;

    /* Legacy Compat */
    --bg-light: var(--bg-main);
    --bg-white: #ffffff;
    --border-color: var(--border-main);
    --bg: var(--bg-main);
    --card: var(--card-bg);
    --text: var(--text-main);
    --muted: var(--text-muted);

    /* Admin Specific Base Vars */
    --color-primary: #2563eb;
    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-info: #3b82f6;
    --color-dark: #0f172a;
    --color-light: #f8fafc;
    --color-bg: #f1f5f9;
    --color-bg-light: #e2e8f0;
    --color-text: #0f172a;
    --color-text-light: #64748b;
    --color-border: #cbd5e1;
}

html[data-theme='dark'] {
    --bg-main: #1a1f2c;
    /* Softer, intermediate deep slate */
    --bg-white: #252b36;
    /* Intermediate card/sidebar tone (was #0f172a) */
    --card-bg: #252b36;
    --text-main: #e2e8f0;
    --text-muted: #94a3b8;
    --text-inverse: #1a1f2c;
    --border-main: #333a4d;
    --border-light: #2d3548;

    --input-bg: #2d3548;
    --input-text: #e2e8f0;
    --input-border: #3d4a6a;
    --shadow-main: 0 10px 30px rgba(0, 0, 0, 0.5);

    /* Actions Overrides if needed */
    --success-color: #34d399;
    --danger-color: #f87171;

    /* Legacy Compat Dark */
    --border-color: var(--border-main);
    --bg: var(--bg-main);
    --card: var(--card-bg);
    --text: var(--text-main);
    --muted: var(--text-muted);

    /* Admin Specific Dark Vars */
    --color-primary: #3b82f6;
    --color-success: #10b981;
    --color-warning: #fbbf24;
    --color-danger: #f87171;
    --color-info: #60a5fa;
    --color-dark: #f8fafc;
    --color-light: #252b36;
    --color-bg: #1a1f2c;
    --color-bg-light: #252b36;
    --color-text: #e2e8f0;
    --color-text-light: #94a3b8;
    --color-border: #333a4d;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.5;
    margin: 0;
}

html[data-theme='dark'] .panel,
html[data-theme='dark'] .card,
html[data-theme='dark'] .wrap,
html[data-theme='dark'] .sidebar,
html[data-theme='dark'] .section-card,
html[data-theme='dark'] .quick-action-card,
html[data-theme='dark'] .stat-card,
html[data-theme='dark'] .demand-card,
html[data-theme='dark'] .content-header,
html[data-theme='dark'] .panelHead,
html[data-theme='dark'] .section-header {
    background: var(--bg-white) !important;
}

html[data-theme='dark'] .topbar,
html[data-theme='dark'] .table th,
html[data-theme='dark'] .data-table th,
html[data-theme='dark'] .table thead th {
    background-color: rgba(255, 255, 255, 0.05) !important;
    color: var(--text-main) !important;
}

html[data-theme='dark'] .table,
html[data-theme='dark'] .data-table,
html[data-theme='dark'] table {
    background: var(--bg-white) !important;
    border-color: var(--border-color) !important;
    color: var(--text-main) !important;
}

html[data-theme='dark'] .table tr,
html[data-theme='dark'] .table td,
html[data-theme='dark'] .data-table tr,
html[data-theme='dark'] .data-table td {
    background-color: transparent !important;
    color: inherit !important;
}

html[data-theme='dark'] .table-striped tbody tr:nth-child(odd) td {
    background: rgba(255, 255, 255, 0.02) !important;
}

html[data-theme='dark'] .table-hover tbody tr:hover td {
    background: rgba(255, 255, 255, 0.05) !important;
}

html[data-theme='dark'] .table td,
html[data-theme='dark'] .data-table td {
    border-color: var(--border-color) !important;
    color: var(--text-main) !important;
}

html[data-theme='dark'] .table tbody tr:hover,
html[data-theme='dark'] .data-table tr:hover {
    background-color: rgba(255, 255, 255, 0.02) !important;
}

html[data-theme='dark'] .input,
html[data-theme='dark'] .form-control,
html[data-theme='dark'] .form-select {
    background-color: #1e293b !important;
    border-color: var(--border-color) !important;
    color: var(--text-main) !important;
}

html[data-theme='dark'] .form-label,
html[data-theme='dark'] .subtext,
html[data-theme='dark'] label {
    color: var(--text-muted) !important;
}

html[data-theme='dark'] .topbar .title h1,
html[data-theme='dark'] .content-header h1,
html[data-theme='dark'] h1,
html[data-theme='dark'] h2,
html[data-theme='dark'] h3,
html[data-theme='dark'] strong {
    color: var(--text-main) !important;
}

html[data-theme='dark'] .alert {
    background-color: #1e293b !important;
    border-color: var(--border-color) !important;
    color: var(--text-main) !important;
}

html[data-theme='dark'] .demand-title,
html[data-theme='dark'] .budget-info,
html[data-theme='dark'] .btn-detail {
    color: var(--text-main) !important;
}

html[data-theme='dark'] .demand-desc,
html[data-theme='dark'] .demand-meta,
html[data-theme='dark'] .meta-item,
html[data-theme='dark'] .text-muted,
html[data-theme='dark'] .muted {
    color: var(--text-muted) !important;
}

html[data-theme='dark'] body {
    background: radial-gradient(1200px 500px at 12% 8%, rgba(59, 130, 246, .12) 0%, transparent 55%), radial-gradient(900px 500px at 86% 18%, rgba(16, 185, 129, .1) 0%, transparent 50%), var(--bg);
}

/* Dark Mode Utility Overrides */
html[data-theme='dark'] .bg-light {
    background-color: var(--bg-white) !important;
}

html[data-theme='dark'] .text-dark {
    color: var(--text-main) !important;
}

html[data-theme='dark'] .badge.bg-light {
    background-color: var(--card-bg) !important;
    border: 1px solid var(--border-main);
}

html[data-theme='dark'] .badge.bg-info {
    background-color: #0c4a6e !important;
    /* Darker blue bg */
    color: #7dd3fc !important;
    /* Lighter blue text */
}

html[data-theme='dark'] .border {
    border-color: var(--border-main) !important;
}

/* Navigation Styles */
.custom-navbar {
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding-top: 0.8rem;
    padding-bottom: 0.8rem;
}

.custom-navbar .navbar-brand {
    color: #ffffff;
    font-size: 1.5rem;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.custom-navbar .navbar-brand:hover {
    color: #f8fafc;
}

.custom-navbar .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    transition: color 0.2s, transform 0.2s;
    padding-left: 1rem !important;
    padding-right: 1rem !important;
}

.custom-navbar .nav-link:hover {
    color: #ffffff !important;
    transform: translateY(-1px);
}

.custom-navbar .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.3);
}

.custom-navbar .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.nav-btn-outline {
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 5px;
    margin-left: 0.5rem;
}

.nav-btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #ffffff;
}

.nav-btn-solid {
    background: #ffaa00;
    color: #1e3a8a !important;
    border-radius: 5px;
    margin-left: 0.5rem;
    font-weight: 600 !important;
    box-shadow: 0 2px 6px rgba(255, 170, 0, 0.4);
}

.nav-btn-solid:hover {
    background: #f59e0b;
    color: #1e3a8a !important;
    transform: translateY(-2px);
}

.badge-notification {
    position: absolute;
    top: -5px;
    right: -5px;
    padding: 0.25rem 0.4rem;
    border-radius: 50%;
    background: #ef4444;
    color: white;
    font-size: 0.65rem;
    font-weight: bold;
    line-height: 1;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Navbar Search Styles */
.nav-search {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 25px;
    padding: 2px;
    display: flex;
    align-items: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    flex-grow: 1;
    max-width: 500px;
    transition: all 0.3s ease;
}

.nav-search:focus-within {
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
}

.nav-search-select {
    background: transparent;
    border: none;
    color: white;
    font-size: 0.9rem;
    padding: 0.5rem 0.8rem;
    outline: none;
    cursor: pointer;
    max-width: 140px;
    font-weight: 500;
}

.nav-search-select option {
    background: #1e3a8a;
    color: white;
}

.nav-search-divider {
    width: 1px;
    height: 24px;
    background: rgba(255, 255, 255, 0.3);
}

.nav-search-input {
    background: transparent;
    border: none;
    color: white;
    padding: 0.5rem 1rem;
    flex-grow: 1;
    outline: none;
    font-size: 0.9rem;
}

.nav-search-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.nav-search-btn {
    background: #ffaa00;
    border: none;
    color: #1e3a8a;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    margin: 2px;
}

.nav-search-btn:hover {
    background: #f59e0b;
    transform: scale(1.05);
}

.nav-search-btn i {
    font-size: 0.9rem;
}

/* Autocomplete Suggestions */
.nav-search-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    border-radius: 8px;
    margin-top: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.suggestion-item {
    padding: 12px 16px;
    cursor: pointer;
    color: #1e3a8a;
    font-size: 0.9rem;
    border-bottom: 1px solid #f1f5f9;
    transition: background 0.2s;
}

.suggestion-item:last-child {
    border-bottom: none;
}

.suggestion-item:hover {
    background: #f8fbff;
    color: #2563eb;
}

html[data-theme='dark'] .nav-search-suggestions {
    background: #1e293b;
    border-color: #334155;
}

html[data-theme='dark'] .suggestion-item {
    color: #e2e8f0;
    border-color: #334155;
}

html[data-theme='dark'] .suggestion-item:hover {
    background: #334155;
}

/* Mobile Bottom Navigation */
.mobile-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: var(--bg-white);
    display: flex;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1050;
    border-top: 1px solid var(--border-color);
    padding: 0 5px;
}

.mobile-bottom-nav .nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 11px;
    font-weight: 500;
    flex: 1;
    gap: 4px;
}

.mobile-bottom-nav .nav-item i {
    font-size: 1.25rem;
}

.mobile-bottom-nav .nav-item:hover,
.mobile-bottom-nav .nav-item.active {
    color: var(--primary-color);
}

.mobile-bottom-nav .nav-item-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: -30px;
    flex: 1;
    gap: 4px;
}

.mobile-bottom-nav .nav-item-center span {
    font-size: 11px;
    font-weight: 600;
    color: var(--primary-color);
}

.mobile-bottom-nav .action-btn {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
    border: 4px solid var(--bg-white);
    text-decoration: none;
    transition: transform 0.2s;
}

.mobile-bottom-nav .action-btn:active {
    transform: scale(0.9);
}

html[data-theme='dark'] .mobile-bottom-nav {
    box-shadow: 0 -2px 15px rgba(0, 0, 0, 0.4);
}

/* --- Auth Pages (Login/Register) --- */
.auth-wrapper {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 3rem;
    width: 100%;
    max-width: 480px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

html[data-theme="dark"] .auth-card {
    background: rgba(30, 34, 45, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    border-color: rgba(255, 255, 255, 0.1);
}

.auth-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color), #ff9a00);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-align: center;
}

.auth-subtitle {
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 2.5rem;
}

.auth-form .form-label {
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.auth-form .form-control {
    background: var(--bg-light);
    border: 2px solid transparent;
    border-radius: 12px;
    padding: 0.8rem 1.2rem;
    transition: all 0.2s ease;
    color: var(--text-main);
}

.auth-form .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    background: var(--bg-white);
}

.auth-btn-primary {
    width: 100%;
    background: var(--primary-color);
    border: none;
    border-radius: 12px;
    padding: 1rem;
    font-weight: 600;
    color: white;
    margin-top: 1rem;
    transition: all 0.2s ease;
    cursor: pointer;
}

.auth-btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
}

/* Social Buttons */
.social-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 2rem 0;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.social-divider::before,
.social-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-color);
}

.social-divider:not(:empty)::before {
    margin-right: 1rem;
}

.social-divider:not(:empty)::after {
    margin-left: 1rem;
}

.social-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    background: var(--bg-white);
    transition: all 0.2s ease;
    cursor: pointer;
    font-size: 1.4rem;
    text-decoration: none;
}

.social-btn:hover {
    background: var(--bg-light);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.btn-google i {
    color: #EA4335;
}

.btn-apple i {
    color: #000000;
}

.btn-facebook i {
    color: #1877F2;
}

html[data-theme="dark"] .btn-apple i {
    color: #ffffff;
}

.auth-footer {
    text-align: center;
    margin-top: 2rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.auth-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

/* Navbar Enhancements */
.navbar-user-btn {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem !important;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    border: none;
    color: white !important;
    text-decoration: none;
    transition: background 0.2s;
}

.navbar-user-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.navbar-theme-btn {
    width: 35px;
    height: 35px;
    padding: 0;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s;
}

.navbar-theme-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.nav-username {
    max-width: 150px;
}