/* ==========================================================================
   EduMaster Premium LMS Theme
   Author: Senior UI/UX Designer
   Version: 2.0 (Pro Update)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Color Palette */
    --primary: #FFC107; /* Norton Yellow */
    --primary-hover: #e0a800;
    --dark: #111111;
    --dark-light: #222222;
    --light: #FFFFFF;
    --gray-bg: #F9FAFB;
    --text-muted: #6B7280;
    --border-color: #E5E7EB;

    /* UI Variables */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    --shadow-sm: 0 4px 6px -1px rgba(17, 17, 17, 0.05);
    --shadow-soft: 0 10px 30px -5px rgba(17, 17, 17, 0.08);
    --shadow-hover: 0 20px 40px -5px rgba(17, 17, 17, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--dark);
    background-color: var(--light);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Typography & Links */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--dark);
    line-height: 1.3;
}

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

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

/* Buttons */
.btn-custom {
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-align: center;
}

.btn-primary-custom {
    background-color: var(--primary);
    color: var(--dark);
    border: 2px solid var(--primary);
}

.btn-primary-custom:hover {
    background-color: var(--dark);
    color: var(--primary);
    border-color: var(--dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 193, 7, 0.3);
}

.btn-dark-custom {
    background-color: var(--dark);
    color: var(--light);
    border: 2px solid var(--dark);
}

.btn-dark-custom:hover {
    background-color: var(--primary);
    color: var(--dark);
    border-color: var(--dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(17, 17, 17, 0.2);
}

.btn-outline-custom {
    background-color: transparent;
    color: var(--dark);
    border: 2px solid var(--border-color);
}

.btn-outline-custom:hover {
    border-color: var(--dark);
    background-color: var(--dark);
    color: var(--dark);
}

/* Navbar (Glassmorphism effect) */
.navbar-custom {
    background: transparent;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar-custom.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: 15px 0;
}

.navbar-custom .nav-link {
    font-weight: 500;
    color: var(--dark);
    margin: 0 12px;
    position: relative;
}

.navbar-custom .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background-color: var(--primary);
    transition: var(--transition);
    transform: translateX(-50%);
}

.navbar-custom .nav-link:hover::after,
.navbar-custom .nav-link.active::after {
    width: 100%;
}

/* ==========================================================================
   FIX BUG: Tombol Mobile (Garis 3) dan Dropdown Menu
   ========================================================================== */

/* 1. Paksa tombol garis 3 memiliki background putih agar terlihat di halaman Index & Pelatihan */
.navbar-custom .navbar-toggler {
    background-color: #ffffff !important;
    border: 1px solid var(--border-color) !important;
    opacity: 1 !important;
    visibility: visible !important;
}

/* 2. Pastikan ikon garis 3 selalu berwarna gelap */
.navbar-custom .navbar-toggler i {
    color: var(--dark) !important;
}

/* 3. Beri background putih pada isi menu saat dibuka di HP agar tidak transparan */
@media (max-width: 991.98px) {
    .navbar-custom .navbar-collapse {
        background-color: #ffffff;
        padding: 1rem;
        border-radius: var(--radius-sm);
        box-shadow: var(--shadow-soft);
        margin-top: 15px;
    }
}

/* Hero Section */
.hero-section {
    padding: 160px 0 100px;
    background-color: var(--gray-bg);
    position: relative;
    overflow: hidden;
}

.hero-badge {
    background: rgba(255, 193, 7, 0.15);
    color: #997300;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.85rem;
    display: inline-block;
    margin-bottom: 24px;
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.hero-image-wrapper {
    position: relative;
    z-index: 1;
}

.hero-image-wrapper img {
    border-radius: var(--radius-lg);
    animation: float 3s ease-in-out infinite;
}

.floating-card {
    position: absolute;
    background: var(--light);
    padding: 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft);
    bottom: -30px;
    left: -40px;
    z-index: 2;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

/* Category Cards */
.category-card {
    background: var(--light);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 30px 20px;
    text-align: center;
    transition: var(--transition);
    height: 100%;
}

.category-icon {
    width: 70px;
    height: 70px;
    background: var(--gray-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--dark);
    margin: 0 auto 20px;
    transition: var(--transition);
}

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

.category-card:hover .category-icon {
    background: var(--primary);
}

/* Premium Course Cards */
.premium-card {
    background: var(--light);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.premium-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.card-img-wrapper {
    position: relative;
    overflow: hidden;
}

.card-img-wrapper img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.premium-card:hover .card-img-wrapper img {
    transform: scale(1.08);
}

.category-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary);
    color: var(--dark);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 2;
}

.premium-card .card-body-custom {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.premium-card .course-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Feature List (Why Choose Us) */
.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.feature-icon {
    background: rgba(255, 193, 7, 0.2);
    color: var(--primary-hover);
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 3px;
}

/* Trainer Card */
.trainer-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
}

.trainer-img {
    width: 100%;
    height: 350px;
    object-fit: cover;
}

.trainer-overlay {
    position: absolute;
    bottom: -100%;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(17,17,17,0.9) 0%, transparent 100%);
    padding: 30px 20px 20px;
    transition: var(--transition);
    display: flex;
    justify-content: center;
    gap: 15px;
}

.trainer-card:hover .trainer-overlay {
    bottom: 0;
}

.trainer-overlay a {
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: var(--dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.trainer-overlay a:hover {
    background: var(--light);
}

/* Stats Section */
.stats-section {
    background-color: var(--dark);
    color: var(--light);
    padding: 80px 0;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 5px;
}

/* Testimonials */
.testimonial-card {
    background: var(--gray-bg);
    padding: 40px 30px;
    border-radius: var(--radius-md);
    margin-bottom: 50px; /* space for pagination */
}

/* Custom Swiper Pagination */
.swiper-pagination-bullet {
    background: var(--text-muted);
    opacity: 0.5;
    width: 10px;
    height: 10px;
}

.swiper-pagination-bullet-active {
    background: var(--primary);
    opacity: 1;
    width: 25px;
    border-radius: 5px;
}

/* CTA Banner */
.cta-banner {
    background-color: var(--primary);
    border-radius: var(--radius-lg);
    padding: 60px;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--light);
    padding: 100px 0 30px;
}

.footer-logo span {
    color: var(--primary);
}

.footer h5 {
    color: var(--light);
    margin-bottom: 25px;
    font-size: 1.1rem;
}

.footer-link {
    color: #9CA3AF;
    display: block;
    margin-bottom: 12px;
    transition: var(--transition);
}

.footer-link:hover {
    color: var(--primary);
    padding-left: 8px;
}

.social-circle {
    width: 40px;
    height: 40px;
    border: 1px solid #374151;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--light);
}

.social-circle:hover {
    background: var(--primary);
    color: var(--dark);
    border-color: var(--primary);
}

/* ==========================================================================
   Cyber Security Features Section
   ========================================================================== */
.cyber-section {
    background-color: var(--dark);
    color: var(--light);
    position: relative;
    overflow: hidden;
}

/* Background Pattern untuk kesan Cyber/Tech */
.cyber-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(rgba(255, 193, 7, 0.1) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.5;
    z-index: 0;
}

.cyber-section .container {
    position: relative;
    z-index: 1;
}

.cyber-feature-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: 35px 25px;
    height: 100%;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.cyber-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background-color: var(--primary);
    transition: var(--transition);
}

.cyber-feature-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 193, 7, 0.3);
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
}

.cyber-feature-card:hover::before {
    height: 100%;
}

.cyber-icon-box {
    width: 60px;
    height: 60px;
    background: rgba(255, 193, 7, 0.1);
    color: var(--primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 25px;
    transition: var(--transition);
}

.cyber-feature-card:hover .cyber-icon-box {
    background: var(--primary);
    color: var(--dark);
    transform: scale(1.1) rotate(5deg);
}

.cyber-feature-card h5 {
    color: var(--light);
    font-weight: 700;
    margin-bottom: 12px;
}

.cyber-feature-card p {
    color: #9CA3AF; /* text-muted versi dark mode */
    font-size: 0.9rem;
    margin-bottom: 0;
    line-height: 1.6;
}

/* ==========================================================================
   Custom Pagination (Sesuai Fungsi PHP Bawaan)
   ========================================================================== */

/* Container Utama */
.paginations {
    display: flex;
    justify-content: center;
    width: 100%;
}

.paginations .pager {
    display: flex;
    padding-left: 0;
    list-style: none;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
    margin: 0;
}

/* Style dasar untuk setiap kotak (Angka, Prev, Next) */
.paginations .pager li a,
.paginations .pager li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    height: 42px;
    padding: 0 12px;
    background-color: var(--light);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
}

/* Efek Hover untuk angka dan tombol yang bisa diklik */
.paginations .pager li a:hover {
    background-color: var(--primary);
    color: var(--dark);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 193, 7, 0.3);
}

/* Angka Halaman yang sedang Aktif */
.paginations .pager li a.active {
    background-color: var(--dark);
    color: var(--primary);
    border-color: var(--dark);
    box-shadow: 0 5px 15px rgba(17, 17, 17, 0.2);
    pointer-events: none; /* Cegah diklik lagi */
}

/* Menambahkan Ikon Panah untuk Prev dan Next yang kosong di PHP */
.paginations .pager .pager-prev::before {
    content: '\f104'; /* Ikon Panah Kiri FontAwesome */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
}

.paginations .pager .pager-next::before {
    content: '\f105'; /* Ikon Panah Kanan FontAwesome */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
}

/* Style untuk tombol Prev/Next jika Disabled (Mentok di halaman 1 atau akhir) */
.paginations .pager li span.disabled {
    background-color: var(--gray-bg);
    color: #cbd5e1;
    border-color: var(--border-color);
    box-shadow: none;
    cursor: not-allowed;
}

/* Style untuk titik-titik (Ellipsis) antar angka */
.paginations .pager li span.pager-number {
    background-color: transparent;
    border-color: transparent;
    color: var(--text-muted);
    box-shadow: none;
    min-width: auto;
    padding: 0 4px;
}

/* ==========================================================================
   SKELETON LOADING EFFECT
   ========================================================================== */
.skeleton {
    background-color: #e2e5e7;
    background-image: linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
    background-size: 40px 100%;
    background-repeat: no-repeat;
    background-position: left -40px top 0;
    animation: shine 1.2s ease infinite;
}

@keyframes shine {
    to { background-position: right -40px top 0; }
}

/* Ukuran spesifik untuk card pelatihan */
.skeleton-img { width: 100%; height: 200px; border-radius: 12px 12px 0 0; }
.skeleton-title { width: 80%; height: 20px; border-radius: 4px; margin-bottom: 15px; }
.skeleton-text { width: 100%; height: 12px; border-radius: 4px; margin-bottom: 10px; }
.skeleton-text.short { width: 60%; }
.skeleton-badge { width: 30%; height: 25px; border-radius: 50rem; margin-top: 15px;}