/**
 * VGM Guide Page - Hero + Category Card Grid
 * Trang: /bai-viet-huong-dan
 * Prefix: vgmguide-
 */

:root {
    --vgm-gold: #F3DF70;
    --vgm-gold-light: #FFF6BF;
    --vgm-gold-dark: #E5D060;
    --vgm-gold-gradient: linear-gradient(135deg, #F3DF70, #E5A030);
    --vgm-brown: #8B7355;
    --vgm-gray: #6C757D;
    --vgm-gray-light: #F8F9FA;
    --vgm-border: #E9ECEF;
    --vgm-text: #2C3E50;
    --vgm-text-light: #6C757D;
}

/* ============================== */
/* BASE                           */
/* ============================== */
.vgmguide-wrapper {
    font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--vgm-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    background: #F8F9FA;
    padding-bottom: 80px;
}

.vgmguide-wrapper * { box-sizing: border-box; }
.vgmguide-wrapper a { text-decoration: none; }

.vgmguide-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================== */
/* HERO SECTION + ANIMATED BLOBS  */
/* ============================== */
.vgmguide-hero {
    position: relative;
    padding: 50px 0 70px;
    margin-bottom: 0;
    background: #F8F9FA;
    overflow: hidden;
}

.vgmguide-blobs {
    position: absolute;
    top: 0; left: 50%;
    transform: translateX(-50%);
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
}

.vgmguide-blob {
    position: absolute;
    border-radius: 50%;
    mix-blend-mode: multiply;
    filter: blur(60px);
    opacity: 0.35;
    animation: vgmguide-blob 7s infinite;
}

.vgmguide-blob-1 {
    top: 20px; left: 25%;
    width: 300px; height: 300px;
    background: var(--vgm-gold-light);
}

.vgmguide-blob-2 {
    top: 20px; right: 25%;
    width: 300px; height: 300px;
    background: #FFE0B2;
    animation-delay: 2s;
}

.vgmguide-blob-3 {
    bottom: -40px; left: 33%;
    width: 300px; height: 300px;
    background: #FFF3E0;
    animation-delay: 4s;
}

@keyframes vgmguide-blob {
    0%   { transform: translate(0, 0) scale(1); }
    33%  { transform: translate(30px, -50px) scale(1.1); }
    66%  { transform: translate(-20px, 20px) scale(0.9); }
    100% { transform: translate(0, 0) scale(1); }
}

/* Hero Content */
.vgmguide-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding-top: 10px;
}

/* Breadcrumb */
.vgmguide-breadcrumb {
    position: relative;
    z-index: 1;
    margin-bottom: 20px !important;
    font-size: 14px !important;
    color: var(--vgm-gray) !important;
}

.vgmguide-breadcrumb a {
    color: var(--vgm-gray) !important;
    text-decoration: none !important;
    transition: color 0.3s;
}

.vgmguide-breadcrumb a:hover {
    color: var(--vgm-gold-dark) !important;
}

.vgmguide-breadcrumb-sep { margin: 0 8px; color: #ccc; }
.vgmguide-breadcrumb-current { color: var(--vgm-gold-dark) !important; font-weight: 500; }

/* Badge */
.vgmguide-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 18px;
    border-radius: 50px;
    background: #fff;
    border: 1px solid var(--vgm-gold);
    box-shadow: 0 2px 8px rgba(243, 223, 112, 0.15);
    color: var(--vgm-brown);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 24px;
}

/* Title */
.vgmguide-hero-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 0 20px 0;
}

.vgmguide-hero-title-main {
    font-family: 'Be Vietnam Pro', sans-serif;
    font-size: 48px;
    font-weight: 900;
    color: var(--vgm-text);
    letter-spacing: -1px;
    text-transform: uppercase;
    line-height: 1.1;
    margin-bottom: 10px;
}

.vgmguide-hero-title-sub {
    font-size: 24px;
    font-weight: 700;
    background: var(--vgm-gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 3px;
    text-transform: uppercase;
}

/* Description */
.vgmguide-hero-desc {
    font-size: 16px;
    color: var(--vgm-text-light);
    max-width: 600px;
    margin: 0 auto 30px;
    line-height: 1.7;
    font-weight: 500;
}

/* Search Box */
.vgmguide-search-box {
    max-width: 600px;
    margin: 0 auto 28px;
}

.vgmguide-search-box form {
    position: relative;
    display: flex;
    align-items: center;
}

.vgmguide-search-icon {
    position: absolute;
    left: 18px;
    color: #aaa;
    pointer-events: none;
    transition: color 0.3s;
}

.vgmguide-search-input {
    width: 100%;
    padding: 16px 130px 16px 50px;
    border: 1px solid #E5E7EB;
    border-radius: 16px;
    font-size: 15px;
    font-family: 'Be Vietnam Pro', sans-serif;
    color: var(--vgm-text);
    background: #fff;
    box-shadow: 0 10px 30px -10px rgba(0,0,0,0.05);
    transition: border-color 0.3s, box-shadow 0.3s;
    outline: none;
}

.vgmguide-search-input:focus {
    border-color: var(--vgm-gold-dark);
    box-shadow: 0 10px 30px -10px rgba(229, 208, 96, 0.2);
}

.vgmguide-search-input:focus ~ .vgmguide-search-icon { color: var(--vgm-gold-dark); }
.vgmguide-search-input::placeholder { color: #aaa; }

.vgmguide-search-btn {
    position: absolute;
    right: 8px; top: 8px; bottom: 8px;
    padding: 0 24px;
    background: var(--vgm-text);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 700;
    font-family: 'Be Vietnam Pro', sans-serif;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.vgmguide-search-btn:hover {
    background: #1a252f;
    transform: scale(1.02);
}

/* Stats */
.vgmguide-stats {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.vgmguide-stat-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: #fff;
    border: 1px solid #E5E7EB;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    color: var(--vgm-text-light);
    box-shadow: 0 1px 4px rgba(0,0,0,0.03);
    transition: border-color 0.3s;
}

.vgmguide-stat-item:hover { border-color: var(--vgm-gold); }
.vgmguide-stat-item svg { color: var(--vgm-gold-dark); }

/* ============================== */
/* SECTION HEADER                 */
/* ============================== */
.vgmguide-section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin: 48px 0 32px;
    padding-bottom: 16px;
    border-bottom: 1px solid #E5E7EB;
}

.vgmguide-section-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--vgm-text);
    margin: 0;
    letter-spacing: -0.5px;
}

.vgmguide-section-desc {
    color: var(--vgm-text-light);
    margin: 4px 0 0;
    font-size: 14px;
}

.vgmguide-section-count {
    display: none;
    padding: 6px 16px;
    background: #fff;
    border: 1px solid #E5E7EB;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    color: var(--vgm-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

@media (min-width: 769px) {
    .vgmguide-section-count { display: block; }
}

/* ============================== */
/* CARD GRID                      */
/* ============================== */
.vgmguide-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 60px;
}

.vgmguide-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: 24px;
    padding: 32px;
    border: 1px solid #E5E7EB;
    text-decoration: none;
    color: inherit;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.vgmguide-card:hover {
    border-color: var(--vgm-gold);
    box-shadow: 0 20px 40px -15px rgba(229, 160, 48, 0.1);
    transform: translateY(-2px);
}

.vgmguide-card-topline {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: var(--vgm-gold-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.vgmguide-card:hover .vgmguide-card-topline {
    transform: scaleX(1);
}

.vgmguide-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
}

.vgmguide-card-icon {
    width: 56px; height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--vgm-gray-light);
    border: 1px solid #E5E7EB;
    color: var(--vgm-gray);
    transition: all 0.3s ease;
}

.vgmguide-card:hover .vgmguide-card-icon {
    background: #fff;
    border-color: var(--vgm-gold);
    color: var(--vgm-gold-dark);
    box-shadow: 0 8px 20px rgba(243, 223, 112, 0.25);
    transform: translateY(-4px);
}

.vgmguide-card-badge {
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: #EEF2FF;
    color: #6366F1;
    border: 1px solid #E0E7FF;
}

.vgmguide-card-body {
    flex: 1;
    margin-bottom: 24px;
}

.vgmguide-card-title {
    font-size: 18px;
    font-weight: 800;
    color: var(--vgm-text);
    margin: 0 0 10px 0;
    line-height: 1.3;
    transition: color 0.3s;
}

.vgmguide-card:hover .vgmguide-card-title {
    color: #C4960A;
}

.vgmguide-card-desc {
    font-size: 14px;
    color: var(--vgm-text-light);
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.vgmguide-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 20px;
    border-top: 1px solid #F3F4F6;
    margin-top: auto;
}

.vgmguide-card-meta {
    display: flex;
    gap: 16px;
}

.vgmguide-card-meta-item {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 600;
    color: #B0B8C4;
    transition: color 0.3s;
}

.vgmguide-card:hover .vgmguide-card-meta-item {
    color: var(--vgm-text-light);
}

.vgmguide-card-arrow {
    width: 32px; height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--vgm-gray-light);
    color: #C0C8D4;
    transition: all 0.3s ease;
}

.vgmguide-card:hover .vgmguide-card-arrow {
    background: var(--vgm-gold-dark);
    color: #fff;
    transform: rotate(-45deg);
}

/* Empty State */
.vgmguide-empty {
    text-align: center;
    padding: 80px 20px;
}

.vgmguide-empty svg { margin-bottom: 16px; }

.vgmguide-empty h2 {
    font-size: 20px;
    color: var(--vgm-text);
    margin: 0 0 8px 0;
}

.vgmguide-empty p {
    color: var(--vgm-text-light);
    margin: 0;
}

/* ============================== */
/* RESPONSIVE                     */
/* ============================== */
@media (max-width: 1024px) {
    .vgmguide-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .vgmguide-hero { padding: 30px 0 50px; }

    .vgmguide-hero-title-main { font-size: 32px; }
    .vgmguide-hero-title-sub { font-size: 16px; letter-spacing: 2px; }

    .vgmguide-hero-desc { font-size: 14px; margin-bottom: 24px; }

    .vgmguide-search-input { padding: 14px 110px 14px 44px; font-size: 13px; }
    .vgmguide-search-btn { padding: 0 16px; font-size: 12px; }

    .vgmguide-blob { width: 200px; height: 200px; }

    .vgmguide-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .vgmguide-card {
        padding: 24px;
        border-radius: 18px;
    }

    .vgmguide-card-icon { width: 48px; height: 48px; border-radius: 14px; }
    .vgmguide-card-icon svg { width: 22px; height: 22px; }

    .vgmguide-card-title { font-size: 16px; }

    .vgmguide-section-header { margin: 32px 0 20px; }
    .vgmguide-section-title { font-size: 22px; }

    .vgmguide-stats { gap: 8px; }
    .vgmguide-stat-item { font-size: 12px; padding: 6px 12px; }
}

@media (max-width: 480px) {
    .vgmguide-container { padding: 0 14px; }
    .vgmguide-hero-title-main { font-size: 26px; }
    .vgmguide-hero-title-sub { font-size: 14px; }
    .vgmguide-card { padding: 20px; }
}