/* ==========================================================================
   CỔNG THÔNG TIN ĐIỆN TỬ CHUYỂN ĐỔI SỐ, ĐỔI MỚI SÁNG TẠO & KHCN
   Pixel-Perfect 100% Replication of UI Reference
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&display=swap');

:root {
    --primary-blue: #0066cc;
    --primary-blue-dark: #0052a3;
    --primary-blue-hover: #004c99;
    --header-navy: #0b2546;
    --feature-card-navy: #0b1f3d;
    --contact-bar-blue: #005bb5;
    --footer-navy: #071529;
    --bg-page: #f5f7fb;
    --border-color: #e5e7eb;
}

* {
    box-sizing: border-box;
}

body {
    font-family: "Be Vietnam Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: #1f2937;
    background-color: var(--bg-page);
    overflow-x: hidden;
}

/* Custom Section Title Bar */
.section-bar-title {
    display: flex;
    align-items: center;
    font-size: 1.15rem;
    font-weight: 700;
    color: #111827;
    position: relative;
    padding-left: 0.75rem;
}

.section-bar-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 15%;
    bottom: 15%;
    width: 4px;
    background-color: var(--primary-blue);
    border-radius: 2px;
}

/* Card Styling */
.white-card {
    background-color: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
    transition: all 0.2s ease-in-out;
}

.white-card:hover {
    border-color: #cbd5e1;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08);
}

/* Pill Tabs */
.filter-tab-btn {
    padding: 0.35rem 1rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    transition: all 0.15s ease;
    border: 1px solid transparent;
}

.filter-tab-btn.active {
    background-color: var(--primary-blue);
    color: #ffffff;
}

.filter-tab-btn:not(.active) {
    background-color: #f3f4f6;
    color: #4b5563;
}

.filter-tab-btn:not(.active):hover {
    background-color: #e5e7eb;
    color: #111827;
}

/* Video Badge */
.video-duration-badge {
    position: absolute;
    bottom: 0.5rem;
    right: 0.5rem;
    background: rgba(0, 0, 0, 0.75);
    color: #ffffff;
    font-size: 0.68rem;
    font-weight: 600;
    padding: 0.15rem 0.4rem;
    border-radius: 0.25rem;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* 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;
}

/* E-Magazine Editorial Typography & Styles */
@import url('https://fonts.googleapis.com/css2?family=Lora:ital,wght@0,500;0,600;0,700;1,400;1,600&family=Plus+Jakarta+Sans:wght@700;800;900&display=swap');

.magazine-title {
    font-family: "Plus Jakarta Sans", "Be Vietnam Pro", sans-serif;
    letter-spacing: -0.02em;
}

.magazine-dropcap::first-letter {
    font-size: 3.25rem;
    line-height: 0.85;
    float: left;
    margin-right: 0.75rem;
    margin-top: 0.25rem;
    font-weight: 800;
    color: #38bdf8;
    font-family: "Plus Jakarta Sans", sans-serif;
}

.magazine-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.85rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.magazine-card {
    background: linear-gradient(145deg, #091c38 0%, #0d284f 50%, #06152b 100%);
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: 1rem;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.2);
}