/**
 * Custom Bootstrap Theme
 * Theme สีสำหรับเว็บไซต์ราชการ
 */

:root {
    /* Custom Color Variables */
    --royal-blue: #1e3a8a;
    --royal-blue-dark: #1e2c5e;
    --royal-gold: #d4af37;
    --royal-gold-dark: #b8942e;

    /* Bootstrap Color Overrides */
    --bs-primary: #1e3a8a;
    --bs-primary-rgb: 30, 58, 138;
    --bs-warning: #d4af37;
    --bs-warning-rgb: 212, 175, 55;

    /* Link colors */
    --bs-link-color: #1e3a8a;
    --bs-link-hover-color: #152a5e;
}

/* Typography - Thai Font */
body {
    font-family: 'Sarabun', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
}

h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6 {
    font-weight: 600;
}

/* Primary Color Button */
.btn-primary {
    --bs-btn-bg: var(--royal-blue);
    --bs-btn-border-color: var(--royal-blue);
    --bs-btn-hover-bg: var(--royal-blue-dark);
    --bs-btn-hover-border-color: var(--royal-blue-dark);
    --bs-btn-active-bg: var(--royal-blue-dark);
    --bs-btn-active-border-color: var(--royal-blue-dark);
}

.btn-outline-primary {
    --bs-btn-color: var(--royal-blue);
    --bs-btn-border-color: var(--royal-blue);
    --bs-btn-hover-bg: var(--royal-blue);
    --bs-btn-hover-border-color: var(--royal-blue);
    --bs-btn-active-bg: var(--royal-blue);
    --bs-btn-active-border-color: var(--royal-blue);
}

/* Gold Button */
.btn-warning {
    --bs-btn-bg: var(--royal-gold);
    --bs-btn-border-color: var(--royal-gold);
    --bs-btn-color: var(--royal-blue);
    --bs-btn-hover-bg: var(--royal-gold-dark);
    --bs-btn-hover-border-color: var(--royal-gold-dark);
    --bs-btn-hover-color: var(--royal-blue);
}

.btn-gold {
    background-color: var(--royal-gold);
    border-color: var(--royal-gold);
    color: var(--royal-blue);
}

.btn-gold:hover {
    background-color: var(--royal-gold-dark);
    border-color: var(--royal-gold-dark);
    color: var(--royal-blue);
}

/* Background Utilities */
.bg-royal-blue {
    background-color: var(--royal-blue) !important;
}

.bg-royal-gold {
    background-color: var(--royal-gold) !important;
}

/* Text Utilities */
.text-royal-blue {
    color: var(--royal-blue) !important;
}

.text-royal-gold {
    color: var(--royal-gold) !important;
}

/* Border Utilities */
.border-royal-blue {
    border-color: var(--royal-blue) !important;
}

.border-royal-gold {
    border-color: var(--royal-gold) !important;
}

/* Navbar Styling */
.navbar-royal {
    background-color: var(--royal-blue);
}

.navbar-royal .navbar-brand,
.navbar-royal .nav-link {
    color: rgba(255, 255, 255, 0.9);
}

.navbar-royal .nav-link:hover,
.navbar-royal .nav-link:focus {
    color: var(--royal-gold);
}

.navbar-royal .nav-link.active {
    color: var(--royal-gold);
    font-weight: 600;
}

/* Top Bar */
.top-bar {
    background-color: var(--royal-blue);
    color: white;
    font-size: 0.875rem;
    padding: 0.25rem 0;
}

.top-bar a {
    color: white;
    text-decoration: none;
}

.top-bar a:hover {
    color: var(--royal-gold);
}

/* Card Enhancements */
.card {
    border-radius: 0.75rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.card-royal {
    border-top: 4px solid var(--royal-blue);
}

.card-gold {
    border-top: 4px solid var(--royal-gold);
}

/* Section Headers */
.section-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--royal-blue);
    position: relative;
    padding-left: 1rem;
    margin-bottom: 1.5rem;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background-color: var(--royal-gold);
    border-radius: 2px;
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 500px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
}

.text-shadow {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

/* Carousel Customizations */
.carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 4px;
}

.carousel-indicators button.active {
    background-color: var(--royal-gold);
}

/* Footer */
.footer-royal {
    background-color: var(--royal-blue);
    color: rgba(255, 255, 255, 0.8);
}

.footer-royal a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.footer-royal a:hover {
    color: var(--royal-gold);
}

.footer-royal h5,
.footer-royal h6 {
    color: white;
}

/* Toast Notifications */
#toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1100;
}

/* Admin Dashboard */
.admin-sidebar {
    background-color: var(--royal-blue);
    min-height: 100vh;
}

.admin-sidebar .nav-link {
    color: rgba(255, 255, 255, 0.8);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    margin-bottom: 0.25rem;
}

.admin-sidebar .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.admin-sidebar .nav-link.active {
    background-color: var(--royal-gold);
    color: var(--royal-blue);
}

/* Table Enhancements */
.table-royal thead {
    background-color: var(--royal-blue);
    color: white;
}

.table-royal th {
    font-weight: 600;
    padding: 0.75rem 1rem;
}

/* Quick Links Grid */
.quick-link-card {
    /* background is set via inline style from database color */
    color: white;
    border-radius: 1rem;
    padding: 1.5rem;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
    display: block;
}

.quick-link-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    color: white;
}

.quick-link-card i {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    display: block;
}

/* Line Clamp Utilities */
.line-clamp-1 {
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .hero-section {
        min-height: 300px;
    }

    .section-title {
        font-size: 1.5rem;
    }
}

/* Loading Spinner */
.spinner-royal {
    color: var(--royal-blue);
}

/* Badge Enhancements */
.badge-royal {
    background-color: var(--royal-blue);
}

.badge-gold {
    background-color: var(--royal-gold);
    color: var(--royal-blue);
}

/* Dropdown Customizations */
.dropdown-menu {
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    border-radius: 0.5rem;
}

.dropdown-item:hover {
    background-color: var(--royal-blue);
    color: white;
}

/* Form Enhancements */
.form-control:focus,
.form-select:focus {
    border-color: var(--royal-blue);
    box-shadow: 0 0 0 0.25rem rgba(30, 58, 138, 0.25);
}

/* Modal Customizations */
.modal-header.bg-royal-blue {
    background-color: var(--royal-blue);
    color: white;
}

.modal-header.bg-royal-blue .btn-close {
    filter: invert(1);
}

/* Backward compatibility for JS toggles using 'hidden' class */
.hidden {
    display: none !important;
}

/* NEW Badge Blink Animation for announcements */
.new-badge-blink {
    animation: blink-animation 1s ease-in-out infinite;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    vertical-align: middle;
    padding: 0.25em 0.5em;
}

@keyframes blink-animation {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.4;
        transform: scale(0.95);
    }
}