/* ============================================
   DETAIL PAGES – Shared Styles
   For: su-kien.html, in-an.html, bang-hieu.html
   ============================================ */

/* === DETAIL HERO === */
.detail-hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--color-primary-darker);
}

.detail-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.detail-hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.3);
}

.detail-hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(135deg,
            rgba(61, 10, 20, 0.9) 0%,
            rgba(123, 26, 44, 0.65) 40%,
            rgba(61, 10, 20, 0.75) 100%);
}

.detail-hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 850px;
    padding: 120px var(--space-md) 60px;
    animation: fadeInUp 0.9s ease;
}

.detail-breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.detail-breadcrumb a {
    color: var(--color-gold-light);
    transition: var(--transition-fast);
}

.detail-breadcrumb a:hover {
    color: var(--color-gold);
}

.detail-hero-badge {
    display: inline-block;
    background: rgba(200, 168, 78, 0.15);
    border: 1px solid rgba(200, 168, 78, 0.35);
    padding: 6px 20px;
    border-radius: var(--radius-full);
    color: var(--color-gold-light);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 20px;
    backdrop-filter: blur(8px);
}

.detail-hero-content h1 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    color: var(--color-white);
    margin-bottom: 20px;
}

.detail-hero-content h1 .highlight {
    background: var(--color-gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.detail-hero-content p {
    color: rgba(255, 255, 255, 0.75);
    font-size: clamp(0.95rem, 2vw, 1.15rem);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* === DETAIL INTRO === */
.detail-intro {
    background: var(--color-white);
}

.detail-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.detail-intro-text p {
    color: var(--color-gray-600);
    margin-bottom: var(--space-sm);
    font-size: 0.95rem;
}

.detail-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-gray-100);
}

.detail-stat-num {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    background: var(--color-gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 4px;
}

.detail-stat-label {
    font-size: 0.78rem;
    color: var(--color-gray-600);
    line-height: 1.3;
}

.detail-intro-image {
    position: relative;
}

.detail-intro-image img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transition: transform 0.6s ease;
}

.detail-intro-image:hover img {
    transform: scale(1.02);
}

.detail-image-badge {
    position: absolute;
    bottom: -16px;
    left: 30px;
    background: var(--color-primary);
    color: white;
    padding: 14px 24px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    border-left: 3px solid var(--color-gold);
}

/* === SECTION HEADER === */
.detail-section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.detail-section-header .section-label {
    justify-content: center;
}

.detail-section-header .section-label::before {
    display: none;
}

/* === SERVICE TYPE CARDS === */
.service-types-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.service-type-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-type-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-gold-gradient);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.service-type-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-type-card:hover::before {
    transform: scaleX(1);
}

.stc-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(123, 26, 44, 0.08), rgba(200, 168, 78, 0.08));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    transition: var(--transition-base);
}

.service-type-card:hover .stc-icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-gold);
}

.service-type-card h3 {
    font-size: 1.05rem;
    margin-bottom: var(--space-xs);
    color: var(--color-gray-800);
}

.service-type-card p {
    font-size: 0.88rem;
    color: var(--color-gray-600);
    line-height: 1.65;
    margin-bottom: var(--space-sm);
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    font-size: 0.82rem;
    color: var(--color-gray-600);
    padding: 4px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.feature-list li::before {
    content: '✓';
    color: var(--color-gold);
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}

/* === GALLERY === */
.detail-gallery {
    background: var(--color-white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

/* .large is no longer used – kept for backwards compat but no span */
.gallery-item.large {
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    min-height: 260px;
}

.gallery-item:hover img {
    transform: scale(1.07);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top,
            rgba(61, 10, 20, 0.92) 0%,
            rgba(61, 10, 20, 0.2) 50%,
            transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-md);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay h4 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: 4px;
    font-family: var(--font-body);
    font-weight: 600;
}

.gallery-overlay span {
    color: var(--color-gold-light);
    font-size: 0.8rem;
}

/* === PROCESS STEPS === */
.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    position: relative;
    z-index: 1;
}

.process-step {
    text-align: center;
    padding: var(--space-lg);
    position: relative;
}

.process-step:not(:last-child)::after {
    content: '→';
    position: absolute;
    right: -12px;
    top: 35px;
    color: rgba(200, 168, 78, 0.4);
    font-size: 1.5rem;
}

.ps-num {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    background: var(--color-gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.ps-content h4 {
    color: var(--color-white);
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.ps-content p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.82rem;
    line-height: 1.6;
}

/* === CTA === */
.detail-cta {
    padding: var(--space-3xl) 0;
    background: var(--color-off-white);
}

.cta-box {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    border-radius: var(--radius-xl);
    padding: var(--space-2xl) var(--space-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(200, 168, 78, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(200, 168, 78, 0.08) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    color: var(--color-white);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    margin-bottom: var(--space-sm);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 1rem;
    margin-bottom: var(--space-lg);
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Ensure service-card anchor tags display correctly */
a.service-card {
    display: block;
    text-decoration: none;
}

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

    .process-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }

    .process-step:not(:last-child)::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .detail-intro-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }

    .detail-intro-image {
        order: -1;
    }

    .detail-intro-image img {
        height: 300px;
    }

    .detail-image-badge {
        bottom: 10px;
        left: 16px;
        font-size: 0.78rem;
        padding: 10px 16px;
    }

    .detail-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-sm);
    }

    .service-types-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-item.large {
        grid-column: span 1;
    }

    .process-steps {
        grid-template-columns: 1fr;
    }

    .cta-box {
        padding: var(--space-xl) var(--space-md);
    }

    .detail-hero-content {
        padding-top: 100px;
    }
}