/* ==========================================================================
   PREMIUM SERVICES GRID
   Inspired by Stripe case-study tiles, Spa elevated cards, and Bolt's dynamic modular layout
   A calming therapy aesthetic with modern SaaS-grade microinteractions
   ========================================================================== */

/* ==========================================================================
   CSS CUSTOM PROPERTIES
   ========================================================================== */
:root {
    /* Calming Color Palette */
    --service-lavender: rgba(200, 182, 216, 0.15);
    --service-lavender-solid: #C8B6D8;
    --service-teal: rgba(166, 212, 212, 0.15);
    --service-teal-solid: #A6D4D4;
    --service-peach: rgba(245, 210, 192, 0.15);
    --service-peach-solid: #F5D2C0;
    --service-sage: rgba(187, 212, 195, 0.15);
    --service-sage-solid: #BBD4C3;
    --service-blush: rgba(235, 200, 200, 0.15);
    --service-blush-solid: #EBC8C8;
    --service-cream: rgba(250, 245, 235, 0.15);
    --service-cream-solid: #FAF5EB;
    
    /* Typography */
    --service-font-title: 'Sora', sans-serif;
    --service-font-body: 'Cormorant Garamond', Georgia, serif;
    
    /* Shadows */
    --service-shadow-sm: 0 2px 8px rgba(93, 58, 77, 0.04);
    --service-shadow-md: 0 4px 20px rgba(93, 58, 77, 0.06);
    --service-shadow-lg: 0 8px 40px rgba(93, 58, 77, 0.08), 0 2px 8px rgba(93, 58, 77, 0.04);
    --service-shadow-xl: 0 16px 60px rgba(93, 58, 77, 0.12), 0 4px 16px rgba(93, 58, 77, 0.06);
    
    /* Transitions */
    --service-ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --service-ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ==========================================================================
   SECTION WRAPPER - Rich Gradient Background
   ========================================================================== */
.premium-services-section {
    padding: 100px 20px;
    background: 
        /* Soft radial accent blobs */
        radial-gradient(ellipse 80% 50% at 20% 20%, rgba(200, 182, 216, 0.25) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 30%, rgba(166, 212, 212, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse 70% 50% at 70% 80%, rgba(245, 210, 192, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse 50% 40% at 10% 70%, rgba(187, 212, 195, 0.18) 0%, transparent 50%),
        /* Base gradient */
        linear-gradient(180deg, #F5EEF8 0%, #EDF5F5 30%, #FDF5F0 60%, #F8F5F2 100%);
    position: relative;
    overflow: hidden;
}

/* Vertical Grid Lines Background */
.premium-services-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(93, 58, 77, 0.04) 1px, transparent 1px);
    background-size: calc(100% / 12) 100%;
    pointer-events: none;
    z-index: 0;
}

/* Colorful gradient accent bar at top */
.premium-services-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, 
        #C8B6D8 0%, 
        #A6D4D4 25%, 
        #F5D2C0 50%, 
        #BBD4C3 75%,
        #C8B6D8 100%);
    opacity: 0.8;
}

/* ==========================================================================
   SECTION HEADER
   ========================================================================== */
.premium-services-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 70px;
    position: relative;
    z-index: 1;
}

.premium-services-eyebrow {
    font-family: var(--service-font-body);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #8B5A7C;
    margin-bottom: 16px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeSlideUp 0.8s var(--service-ease-smooth) forwards;
}

.premium-services-title {
    font-family: var(--service-font-title);
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 600;
    color: #3D3D3D;
    line-height: 1.25;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeSlideUp 0.8s var(--service-ease-smooth) 0.1s forwards;
}

.premium-services-subtitle {
    font-family: var(--service-font-body);
    font-size: 1.2rem;
    color: #6B6B6B;
    line-height: 1.7;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeSlideUp 0.8s var(--service-ease-smooth) 0.2s forwards;
}

/* ==========================================================================
   CONTAINER
   ========================================================================== */
.premium-services-container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* ==========================================================================
   MASONRY GRID
   ========================================================================== */
.premium-services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    align-items: start;
}

/* Masonry-style varied heights */
.premium-service-card:nth-child(1) { grid-row: span 1; }
.premium-service-card:nth-child(2) { margin-top: 60px; }
.premium-service-card:nth-child(3) { margin-top: -40px; }
.premium-service-card:nth-child(4) { margin-top: 20px; }

/* ==========================================================================
   SERVICE CARD BASE
   ========================================================================== */
.premium-service-card {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    background: #FFFFFF;
    box-shadow: var(--service-shadow-lg);
    cursor: pointer;
    
    /* Animation initial state */
    opacity: 0;
    transform: translateY(40px);
    filter: blur(4px);
    animation: cardEntry 0.9s var(--service-ease-smooth) both;
}

/* Staggered animation delays */
.premium-service-card:nth-child(1) { animation-delay: 0.1s; }
.premium-service-card:nth-child(2) { animation-delay: 0.25s; }
.premium-service-card:nth-child(3) { animation-delay: 0.4s; }
.premium-service-card:nth-child(4) { animation-delay: 0.55s; }
.premium-service-card:nth-child(5) { animation-delay: 0.7s; }
.premium-service-card:nth-child(6) { animation-delay: 0.85s; }

/* Animated Border Beam */
.premium-service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    padding: 1px;
    background: linear-gradient(
        var(--border-angle, 0deg),
        transparent 40%,
        var(--service-lavender-solid) 50%,
        var(--service-teal-solid) 55%,
        transparent 60%
    );
    -webkit-mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    mask: 
        linear-gradient(#fff 0 0) content-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 10;
}

.premium-service-card:hover::before {
    opacity: 1;
    animation: borderBeam 3s linear infinite;
}

/* Mouse-following spotlight */
.card-spotlight {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 2;
    border-radius: 24px;
    background: radial-gradient(
        400px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
        rgba(200, 182, 216, 0.15),
        transparent 50%
    );
}

.premium-service-card:hover .card-spotlight {
    opacity: 1;
}

/* ==========================================================================
   CARD IMAGE SECTION
   ========================================================================== */
.card-image-wrapper {
    position: relative;
    height: 280px;
    overflow: hidden;
    clip-path: inset(100% 0 0 0);
    animation: clipReveal 1s var(--service-ease-smooth) both;
}

.premium-service-card:nth-child(1) .card-image-wrapper { animation-delay: 0.3s; }
.premium-service-card:nth-child(2) .card-image-wrapper { animation-delay: 0.45s; }
.premium-service-card:nth-child(3) .card-image-wrapper { animation-delay: 0.6s; }
.premium-service-card:nth-child(4) .card-image-wrapper { animation-delay: 0.75s; }

.card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--service-ease-smooth);
    will-change: transform;
}

.premium-service-card:hover .card-image {
    transform: scale(1.03);
}

/* Parallax container */
.card-image-parallax {
    position: absolute;
    inset: -20px;
    transition: transform 0.1s ease-out;
}

.card-image-parallax img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Pastel Gradient Overlay */
.card-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

/* Different overlay colors for each card */
.premium-service-card:nth-child(1) .card-overlay {
    background: linear-gradient(135deg, var(--service-lavender) 0%, transparent 60%);
}
.premium-service-card:nth-child(2) .card-overlay {
    background: linear-gradient(135deg, var(--service-teal) 0%, transparent 60%);
}
.premium-service-card:nth-child(3) .card-overlay {
    background: linear-gradient(135deg, var(--service-peach) 0%, transparent 60%);
}
.premium-service-card:nth-child(4) .card-overlay {
    background: linear-gradient(135deg, var(--service-sage) 0%, transparent 60%);
}
.premium-service-card:nth-child(5) .card-overlay {
    background: linear-gradient(135deg, var(--service-blush) 0%, transparent 60%);
}
.premium-service-card:nth-child(6) .card-overlay {
    background: linear-gradient(135deg, var(--service-cream) 0%, transparent 60%);
}

/* Bottom gradient fade */
.card-image-wrapper::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to top, rgba(255,255,255,0.9) 0%, transparent 100%);
    z-index: 2;
}

/* ==========================================================================
   FLOATING ICON BADGE
   ========================================================================== */
.card-icon-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--service-shadow-md);
    z-index: 5;
    transition: all 0.4s var(--service-ease-smooth);
}

.card-icon-badge iconify-icon {
    font-size: 26px;
    color: #5D3A4D;
    transition: transform 0.3s var(--service-ease-bounce);
}

.premium-service-card:hover .card-icon-badge {
    transform: translateY(-4px) scale(1.05);
    box-shadow: var(--service-shadow-xl);
}

.premium-service-card:hover .card-icon-badge iconify-icon {
    transform: scale(1.1);
}

/* ==========================================================================
   CARD CONTENT
   ========================================================================== */
.card-content {
    padding: 28px 32px 36px;
    position: relative;
}

/* Title with clip slide-down animation */
.card-title-wrapper {
    overflow: hidden;
    margin-bottom: 12px;
}

.card-title {
    font-family: var(--service-font-title);
    font-size: 1.5rem;
    font-weight: 600;
    color: #3D3D3D;
    line-height: 1.3;
    margin: 0;
    transform: translateY(-100%);
    animation: titleSlideDown 0.7s var(--service-ease-smooth) both;
}

.premium-service-card:nth-child(1) .card-title { animation-delay: 0.5s; }
.premium-service-card:nth-child(2) .card-title { animation-delay: 0.65s; }
.premium-service-card:nth-child(3) .card-title { animation-delay: 0.8s; }
.premium-service-card:nth-child(4) .card-title { animation-delay: 0.95s; }

.card-description {
    font-family: var(--service-font-body);
    font-size: 1.1rem;
    color: #6B6B6B;
    line-height: 1.7;
    margin: 0 0 20px 0;
    opacity: 0;
    transform: translateY(10px);
    animation: fadeSlideUp 0.6s var(--service-ease-smooth) both;
}

.premium-service-card:nth-child(1) .card-description { animation-delay: 0.65s; }
.premium-service-card:nth-child(2) .card-description { animation-delay: 0.8s; }
.premium-service-card:nth-child(3) .card-description { animation-delay: 0.95s; }
.premium-service-card:nth-child(4) .card-description { animation-delay: 1.1s; }

/* Learn More Link */
.card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--service-font-title);
    font-size: 0.9rem;
    font-weight: 500;
    color: #5D3A4D;
    text-decoration: none;
    opacity: 0;
    transform: translateY(10px);
    animation: fadeSlideUp 0.6s var(--service-ease-smooth) both;
    transition: all 0.3s ease;
}

.premium-service-card:nth-child(1) .card-link { animation-delay: 0.75s; }
.premium-service-card:nth-child(2) .card-link { animation-delay: 0.9s; }
.premium-service-card:nth-child(3) .card-link { animation-delay: 1.05s; }
.premium-service-card:nth-child(4) .card-link { animation-delay: 1.2s; }

.card-link iconify-icon {
    transition: transform 0.3s var(--service-ease-bounce);
}

.card-link:hover {
    color: #8B5A7C;
}

.card-link:hover iconify-icon {
    transform: translateX(4px);
}

/* ==========================================================================
   HOVER STATE
   ========================================================================== */
.premium-service-card {
    transition: 
        transform 0.5s var(--service-ease-smooth),
        box-shadow 0.5s var(--service-ease-smooth);
}

.premium-service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--service-shadow-xl);
}

/* Radial glow on hover */
.card-glow {
    position: absolute;
    inset: 0;
    border-radius: 24px;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    background: radial-gradient(
        ellipse at var(--mouse-x, 50%) var(--mouse-y, 50%),
        rgba(139, 90, 124, 0.08) 0%,
        transparent 50%
    );
}

.premium-service-card:hover .card-glow {
    opacity: 1;
}

/* ==========================================================================
   KEYFRAME ANIMATIONS
   ========================================================================== */
@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes cardEntry {
    from {
        opacity: 0;
        transform: translateY(40px);
        filter: blur(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

@keyframes titleSlideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

@keyframes clipReveal {
    from {
        clip-path: inset(100% 0 0 0);
    }
    to {
        clip-path: inset(0 0 0 0);
    }
}

@keyframes borderBeam {
    from {
        --border-angle: 0deg;
    }
    to {
        --border-angle: 360deg;
    }
}

/* Register the custom property for animation */
@property --border-angle {
    syntax: '<angle>';
    inherits: false;
    initial-value: 0deg;
}

/* ==========================================================================
   RESPONSIVE - TABLET
   ========================================================================== */
@media (max-width: 968px) {
    .premium-services-section {
        padding: 80px 16px;
    }
    
    .premium-services-header {
        margin-bottom: 50px;
    }
    
    .premium-services-grid {
        gap: 24px;
    }
    
    /* Reset masonry offsets for tablet */
    .premium-service-card:nth-child(2),
    .premium-service-card:nth-child(3),
    .premium-service-card:nth-child(4) {
        margin-top: 0;
    }
    
    .card-image-wrapper {
        height: 220px;
    }
    
    .card-content {
        padding: 24px 28px 32px;
    }
    
    .card-title {
        font-size: 1.35rem;
    }
}

/* ==========================================================================
   RESPONSIVE - MOBILE
   ========================================================================== */
@media (max-width: 640px) {
    .premium-services-section {
        padding: 60px 16px;
    }
    
    .premium-services-section::before {
        background-size: calc(100% / 4) 100%;
    }
    
    .premium-services-header {
        margin-bottom: 40px;
    }
    
    .premium-services-eyebrow {
        font-size: 0.9rem;
    }
    
    .premium-services-subtitle {
        font-size: 1.1rem;
    }
    
    .premium-services-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    /* Full-width stacked layout */
    .premium-service-card {
        border-radius: 20px;
    }
    
    .premium-service-card::before {
        border-radius: 20px;
    }
    
    /* Reduced animation intensity */
    .premium-service-card {
        animation-duration: 0.6s;
        filter: none;
    }
    
    @keyframes cardEntry {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .card-image-wrapper {
        height: 200px;
    }
    
    .card-icon-badge {
        width: 46px;
        height: 46px;
        border-radius: 14px;
        top: 16px;
        left: 16px;
    }
    
    .card-icon-badge iconify-icon {
        font-size: 22px;
    }
    
    .card-content {
        padding: 22px 24px 28px;
    }
    
    .card-title {
        font-size: 1.25rem;
    }
    
    .card-description {
        font-size: 1rem;
    }
    
    /* Disable hover effects on mobile */
    .premium-service-card:hover {
        transform: none;
        box-shadow: var(--service-shadow-lg);
    }
    
    .premium-service-card:hover .card-image {
        transform: none;
    }
    
    .premium-service-card:hover .card-icon-badge {
        transform: none;
    }
    
    .premium-service-card::before,
    .card-spotlight,
    .card-glow {
        display: none;
    }
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    .premium-service-card,
    .premium-services-eyebrow,
    .premium-services-title,
    .premium-services-subtitle,
    .card-title,
    .card-description,
    .card-link,
    .card-image-wrapper {
        animation: none;
        opacity: 1;
        transform: none;
        filter: none;
        clip-path: none;
    }
    
    .premium-service-card:hover::before {
        animation: none;
    }
}