/**
 * Krishna Hospital (Dasra Healthcare Limited)
 * Main Unified CSS Entry Point
 * 60–30–10 Strict Brand Architecture
 */

@import url('variables.css');
@import url('reset.css');
@import url('layout.css');
@import url('components.css');
@import url('animations.css');
@import url('responsive.css');

/* ==========================================================================
   Hero Section Custom Styles (60% Medical White Dominant Canvas)
   ========================================================================== */
.hero-section {
    position: relative;
    padding-top: var(--space-12);
    padding-bottom: var(--space-20);
    background-color: #FFFFFF;
    background-image: radial-gradient(circle at 90% 15%, #F1F0F8 0%, #FFFFFF 65%);
    overflow: hidden;
    min-height: 85vh;
    display: flex;
    align-items: center;
}

.hero-dual-col {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-12);
    align-items: center;
    width: 100%;
}

.hero-tag-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background-color: var(--light-purple);
    color: var(--primary);
    font-size: var(--text-xs);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-pill);
    margin-bottom: var(--space-6);
    border: 1px solid var(--light-purple-border);
}

.hero-headline {
    font-size: clamp(2.75rem, 4.5vw, 4.25rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--primary);
    margin-bottom: var(--space-6);
    letter-spacing: -0.04em;
}

.hero-headline .text-gradient-purple {
    color: var(--primary);
    display: block;
}

.hero-headline .text-gradient-green {
    color: var(--secondary);
    display: block;
}

.hero-lead-text {
    font-size: var(--text-lg);
    color: var(--muted);
    line-height: 1.6;
    margin-bottom: var(--space-8);
    max-width: 600px;
    font-weight: 400;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-5);
    margin-bottom: var(--space-10);
}

.hero-trust-bullets {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-6);
    padding-top: var(--space-8);
    border-top: 1px solid var(--border);
}

.hero-trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-heading);
}

.hero-trust-item svg {
    color: var(--secondary);
    flex-shrink: 0;
}

/* ==========================================================================
   Uniform Gallery Grid Styles
   ========================================================================== */
.gallery-masonry-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

@media (max-width: 1200px) {
    .gallery-masonry-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .gallery-masonry-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .gallery-masonry-grid {
        grid-template-columns: 1fr;
    }
}

.gallery-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    /* Uniform height via aspect-ratio on the wrapper — not the img */
    aspect-ratio: 4 / 3;
    background-color: #e8e8e8;
}

.gallery-item img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    will-change: transform;
    /* NO CSS transition — GSAP handles scale on hover */
}

/* Overlay — default invisible, GSAP animates autoAlpha */
.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(41, 33, 102, 0) 40%, rgba(41, 33, 102, 0.88) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 12px 14px;
    opacity: 0;
    visibility: hidden;
}

.gallery-album-tag {
    font-size: 10px;
    font-weight: 700;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 3px;
}

.gallery-photo-title {
    color: #FFFFFF;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.3;
    margin: 0;
}

/* ==========================================================================
   Gallery Lightbox
   ========================================================================== */
#galleryLightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(10, 8, 30, 0.96);
    padding: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

#galleryLightbox.is-active {
    opacity: 1;
    visibility: visible;
}

.lb-inner {
    position: relative;
    width: 90vw;
    max-width: 1100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    z-index: 2;
}

.lb-img-wrapper {
    width: 100%;
    max-height: 78vh;
    overflow: hidden;
    border-radius: 6px;
    box-shadow: 0 24px 80px rgba(0,0,0,0.6);
    border: 1.5px solid rgba(255,255,255,0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
}

#lightboxImg {
    display: block;
    max-height: 78vh;
    max-width: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    will-change: transform, opacity;
}

.lb-caption {
    text-align: center;
    color: #fff;
    line-height: 1.4;
}

#lightboxAlbum {
    display: block;
    font-size: 10px;
    font-weight: 700;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 4px;
}

#lightboxCaption {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin: 0;
}

#lightboxCounter {
    font-size: 12px;
    color: rgba(255,255,255,0.45);
    margin-top: 2px;
    display: block;
}

#lightboxClose {
    position: absolute;
    top: -50px;
    right: 0;
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: 50%;
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    line-height: 1;
}

#lightboxClose:hover { background: rgba(255,255,255,0.2); }

.lb-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    font-size: 22px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    z-index: 3;
}

.lb-arrow:hover { background: rgba(255,255,255,0.22); }

#lightboxPrev { left: -64px; }
#lightboxNext { right: -64px; }

@media (max-width: 768px) {
    #lightboxPrev { left: 8px; }
    #lightboxNext { right: 8px; }
    .lb-arrow { width: 36px; height: 36px; font-size: 18px; }
}

/* ==========================================================================
   BASE GRID DEFINITIONS (Extracted from index.php inline styles)
   ========================================================================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}
.about-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}
.contact-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}
.form-row-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: var(--space-4);
}
.hero-cta-group {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}
.hero-trust-bullets {
    display: flex;
    gap: var(--space-6);
    flex-wrap: wrap;
}

/* ==========================================================================
   GLOBAL RESPONSIVE OVERRIDES (MOBILE & TABLET REPAIRS)
   ========================================================================== */

/* Tablet & Smaller Desktop (< 1100px) */
@media (max-width: 1099px) {
    .stats-grid { grid-template-columns: repeat(3, 1fr) !important; }
    .hero-headline { font-size: 3rem; }
    .mega-link-item { grid-template-columns: repeat(2, 1fr) !important; }
}

/* Tablet / Large Mobile (< 991px) */
@media (max-width: 991px) {
    /* Hide Desktop Nav, Show Mobile Toggle */
    .desktop-nav { display: none !important; }
    .mobile-toggle-btn { display: flex !important; }
    
    /* Grids to 2 Columns */
    .doctor-grid, .package-grid, .facility-grid, .footer-top, .gallery-masonry-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    
    /* Hero dual column stack */
    .hero-dual-col {
        grid-template-columns: 1fr !important;
    }
    /* Testimonials Mobile Slider */
    .testimonials-grid {
        display: flex !important;
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
        gap: var(--space-4);
        padding-bottom: var(--space-4);
        scrollbar-width: none; /* Firefox */
    }
    .testimonials-grid::-webkit-scrollbar {
        display: none; /* Chrome/Safari */
    }
    .testimonial-card {
        flex: 0 0 85% !important;
        scroll-snap-align: center;
    }
    
    .hero-content {
        text-align: center;
        margin: 0 auto;
    }
    
    .hero-cta-group, .hero-trust-bullets {
        justify-content: center;
    }
    
    /* Footer logo link stack */
    .footer-logo-link {
        grid-template-columns: 1fr !important;
        text-align: center;
        gap: var(--space-4);
    }
    
    /* Strip (4-col to 2-col) */
    .strip-item {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

/* Mobile (< 768px) */
@media (max-width: 768px) {
    /* Grids to 1 Column */
    .stats-grid, .doctor-grid, .package-grid, .facility-grid, .footer-top, .mega-link-item, .strip-item, .contact-cards-grid, .form-row-grid {
        grid-template-columns: 1fr !important;
    }
    /* Testimonials Mobile Slider */
    .testimonials-grid {
        display: flex !important;
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
        gap: var(--space-4);
        padding-bottom: var(--space-4);
        scrollbar-width: none; /* Firefox */
    }
    .testimonials-grid::-webkit-scrollbar {
        display: none; /* Chrome/Safari */
    }
    .testimonial-card {
        flex: 0 0 85% !important;
        scroll-snap-align: center;
    }

    /* Reduce Hero Content Box Padding on Mobile */
    .seh-content-box {
        padding: var(--space-4) !important;
    }

    /* Footer Bottom Stack */
    .footer-bottom {
        grid-template-columns: 1fr !important;
        text-align: center;
        gap: var(--space-4);
    }
    
    .footer-bottom div:last-child {
        justify-content: center !important;
    }
    
    /* Adjust Department Grid Minmax */
    .department-grid {
        grid-template-columns: 1fr !important;
    }

    /* Adjust Quick Action Grid Minmax */
    .quick-action-grid {
        grid-template-columns: 1fr !important;
    }

    /* Hero adjustments */
    .hero-headline {
        font-size: 2.25rem;
    }
    .hero-section {
        padding-top: var(--space-6);
        padding-bottom: var(--space-10);
    }
    .hero-trust-bullets {
        flex-direction: column;
        align-items: center;
    }

    /* Emergency Bar wrap */
    .emergency-bar-inner {
        justify-content: center !important;
        text-align: center;
    }
    
    /* Make buttons full width on small screens */
    .hero-cta-group .btn {
        width: 100%;
        justify-content: center;
    }

    /* About Inline Grid Fix (From index.php) */
    .about-features-grid {
        grid-template-columns: 1fr !important;
    }
    
    /* Header brand logo size */
    .brand-logo-img {
        height: 40px !important;
    }
}

/* Very Small Mobile (< 480px) */
@media (max-width: 480px) {
    .section-title {
        font-size: 1.75rem !important;
    }
    .header-container {
        gap: var(--space-3) !important;
    }
    .btn-primary-header {
        padding: 8px 16px !important;
        font-size: 12px !important;
    }
    .doctor-card-actions {
        grid-template-columns: 1fr !important;
    }
}
/* Fix Doctor Filter Grid on Mobile */
.doctor-filter-grid {
    display: grid;
    grid-template-columns: 2fr 1.5fr auto;
    gap: var(--space-4);
    align-items: center;
}
@media (max-width: 991px) {
    .doctor-filter-grid {
        grid-template-columns: 1fr;
    }
    .doctor-filter-grid input, .doctor-filter-grid select, .doctor-filter-grid button {
        width: 100%;
    }
}


.contact-inquiry-card { padding: var(--space-8); }