/* ================================
   About Artist Section - CSS
   "National Geographic Photographer Spotlight"
   Background: Dark with dramatic photo
   ================================ */

/* ================================
   CSS Variables (Design Tokens)
   ================================ */
:root {
    /* Colors - Dark Theme */
    --color-bg-darker: #000000;
    --color-bg-dark: #0a0a0a;
    --color-bg-primary: #0d0d0d;
    --color-bg-secondary: #1a1a1a;

    /* Text on Dark Backgrounds */
    --color-text-primary: #f5f5f5;
    --color-text-secondary: #c4c4c4;
    --color-text-muted: #8a8a8a;

    /* Accents */
    --color-accent-gold: #d4af37;
    --color-accent-bronze: #cd7f32;
    --color-border-dark: #2a2a2a;

    /* Typography */
    --font-serif: 'Cormorant Garamond', 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;     /* 8px */
    --spacing-sm: 1rem;       /* 16px */
    --spacing-md: 1.5rem;     /* 24px */
    --spacing-lg: 2rem;       /* 32px */
    --spacing-xl: 3rem;       /* 48px */
    --spacing-2xl: 4rem;      /* 64px */
    --spacing-3xl: 6rem;      /* 96px */

    /* Responsive breakpoints */
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
}

/* ================================
   Reset & Base Styles
   ================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ================================
   About Artist Section
   ================================ */
.about-artist {
    background-color: var(--color-bg-primary);
    position: relative;
    padding: var(--spacing-3xl) var(--spacing-lg);
    overflow: hidden;
    min-height: 100vh;
}

@media (max-width: 768px) {
    .about-artist {
        padding: var(--spacing-2xl) var(--spacing-md);
    }
}

/* ================================
   Background Image with Parallax
   ================================ */
.about-artist__bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.about-artist__bg-image-src {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0.15;
    filter: grayscale(20%);
    transform: scale(1.1);
    transition: transform 0.3s ease-out;
}

/* Parallax effect applied via JS */
.about-artist__bg-image.is-parallax .about-artist__bg-image-src {
    will-change: transform;
}

.about-artist__bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(13, 13, 13, 0.7) 0%,
        rgba(13, 13, 13, 0.85) 50%,
        rgba(13, 13, 13, 0.95) 100%
    );
}

/* ================================
   Content Container
   ================================ */
.about-artist__container {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* ================================
   Two-Column Grid Layout
   ================================ */
.about-artist__grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
    align-items: start;
    margin-bottom: var(--spacing-3xl);
}

@media (max-width: 1024px) {
    .about-artist__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
}

/* ================================
   Portrait Column
   ================================ */
.about-artist__portrait-col {
    position: sticky;
    top: var(--spacing-2xl);
}

@media (max-width: 1024px) {
    .about-artist__portrait-col {
        position: relative;
        top: 0;
        max-width: 500px;
        margin: 0 auto;
    }
}

.about-artist__portrait-frame {
    position: relative;
    border: 1px solid var(--color-border-dark);
    overflow: hidden;
    background-color: var(--color-bg-secondary);
    transition: border-color 400ms ease;
}

.about-artist__portrait-frame:hover {
    border-color: var(--color-accent-gold);
}

.about-artist__portrait {
    width: 100%;
    height: auto;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    display: block;
    filter: grayscale(10%);
    transition: transform 600ms ease, filter 600ms ease;
}

.about-artist__portrait-frame:hover .about-artist__portrait {
    transform: scale(1.05);
    filter: grayscale(0%);
}

/* ================================
   Biography Column
   ================================ */
.about-artist__bio-col {
    padding-top: var(--spacing-lg);
}

@media (max-width: 1024px) {
    .about-artist__bio-col {
        padding-top: 0;
    }
}

/* Section Header */
.about-artist__header {
    margin-bottom: var(--spacing-2xl);
}

.about-artist__eyebrow {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-accent-gold);
    margin-bottom: var(--spacing-sm);
}

.about-artist__title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 400;
    line-height: 1.1;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.about-artist__subtitle {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 300;
    font-style: italic;
    color: var(--color-text-secondary);
}

/* ================================
   Biography Content
   ================================ */
.about-artist__bio-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.about-artist__bio-block {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.about-artist__bio-heading {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 500;
    color: var(--color-text-primary);
    line-height: 1.3;
}

.about-artist__bio-text {
    font-family: var(--font-sans);
    font-size: clamp(1rem, 2vw, 1.125rem);
    font-weight: 300;
    line-height: 1.8;
    color: var(--color-text-secondary);
    max-width: 65ch;
}

/* ================================
   Quote Highlight
   ================================ */
.about-artist__quote {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.05) 0%, rgba(212, 175, 55, 0.02) 100%);
    border-left: 3px solid var(--color-accent-gold);
    padding: var(--spacing-xl) var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.about-artist__quote-text {
    font-family: var(--font-serif);
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    font-weight: 400;
    font-style: italic;
    line-height: 1.7;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
}

.about-artist__quote-author {
    display: block;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    font-style: normal;
    color: var(--color-accent-gold);
}

/* ================================
   Call to Action
   ================================ */
.about-artist__cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
    margin-top: var(--spacing-xl);
}

.about-artist__cta-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-bg-primary);
    background-color: var(--color-accent-gold);
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: 2px;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 300ms ease, transform 300ms ease;
}

.about-artist__cta-button:hover {
    background-color: var(--color-accent-bronze);
    transform: translateY(-2px);
}

.about-artist__cta-button:active {
    transform: translateY(0);
}

.about-artist__cta-icon {
    transition: transform 300ms ease;
}

.about-artist__cta-button:hover .about-artist__cta-icon {
    transform: translateX(4px);
}

.about-artist__cta-link {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    text-decoration: none;
    border-bottom: 1px solid var(--color-text-muted);
    padding-bottom: 2px;
    transition: color 300ms ease, border-color 300ms ease;
}

.about-artist__cta-link:hover {
    color: var(--color-accent-gold);
    border-color: var(--color-accent-gold);
}

/* ================================
   Credentials & Recognition
   ================================ */
.about-artist__credentials {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl) 0;
    border-top: 1px solid var(--color-border-dark);
}

@media (max-width: 1024px) {
    .about-artist__credentials {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .about-artist__credentials {
        grid-template-columns: 1fr;
    }
}

.about-artist__credential-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    text-align: center;
}

.about-artist__credential-value {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--color-accent-gold);
    line-height: 1;
}

.about-artist__credential-label {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ================================
   Animations & Transitions
   ================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.about-artist__header,
.about-artist__bio-block,
.about-artist__quote,
.about-artist__cta,
.about-artist__credential-item {
    animation: fadeInUp 800ms ease-out backwards;
}

/* Stagger animation delays */
.about-artist__header { animation-delay: 0ms; }
.about-artist__bio-block:nth-child(1) { animation-delay: 100ms; }
.about-artist__bio-block:nth-child(2) { animation-delay: 200ms; }
.about-artist__bio-block:nth-child(3) { animation-delay: 300ms; }
.about-artist__quote { animation-delay: 400ms; }
.about-artist__cta { animation-delay: 500ms; }

.about-artist__credential-item:nth-child(1) { animation-delay: 600ms; }
.about-artist__credential-item:nth-child(2) { animation-delay: 650ms; }
.about-artist__credential-item:nth-child(3) { animation-delay: 700ms; }
.about-artist__credential-item:nth-child(4) { animation-delay: 750ms; }

/* Portrait fade-in */
.about-artist__portrait-frame {
    animation: fadeInUp 1000ms ease-out backwards;
    animation-delay: 200ms;
}

/* ================================
   Accessibility
   ================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .about-artist__bg-image-src {
        transform: scale(1) !important;
    }
}

/* Focus styles for keyboard navigation */
.about-artist__cta-button:focus,
.about-artist__cta-link:focus {
    outline: 2px solid var(--color-accent-gold);
    outline-offset: 4px;
}

/* ================================
   Print Styles
   ================================ */
@media print {
    .about-artist {
        background: white;
        color: black;
    }

    .about-artist__bg-image {
        display: none;
    }

    .about-artist__cta {
        display: none;
    }
}