/* ═══════════════════════════════════════════════════════════════
   Andrea B. Denney — Serge Ramelli-Inspired Photography Portfolio
   Homepage: Full-bleed photo grid hero with B&W→color reveal
   ═══════════════════════════════════════════════════════════════ */

/* ── TOKENS ─────────────────────────────────────────────────── */
:root {
    --black:   #000000;
    --near-black: #0a0a0a;
    --dark:    #111111;
    --charcoal:#1a1a1a;
    --gray-dk: #333333;
    --gray:    #666666;
    --gray-lt: #999999;
    --silver:  #cccccc;
    --off-white:#e8e8e8;
    --white:   #ffffff;

    /* Accent colors */
    --teal:    #1dd1a1;
    --gold:    #ffd700;

    --font-display: 'Montserrat', sans-serif;
    --font-body:    'Cormorant Garamond', serif;

    --nav-h: 72px;
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
    font-family: var(--font-body);
    font-size: 18px;
    line-height: 1.7;
    color: var(--off-white);
    background: var(--black);
    overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a   { color: inherit; text-decoration: none; }

/* ── COMING SOON BANNER (REMOVED) ───────────────────────────── */
/* Banner removed per owner request */

/* ── HERO HEADER (OLD - REMOVED, NOW OVERLAID ON GRID) ────────────────────── */
/* Hero header section removed per owner spec - name+title now overlaid on grid */

/* ── NAVIGATION ─────────────────────────────────────────────── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
    height: var(--nav-h);
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: background 0.4s ease;
}
.nav.scrolled {
    background: rgba(0, 0, 0, 0.92);
}

.nav-brand {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--white);
    transition: opacity 0.3s;
}
.nav-brand:hover { opacity: 0.7; }

.nav-links {
    display: flex;
    align-items: center;
    gap: clamp(1.5rem, 3vw, 3.5rem);
}

.nav-link {
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--gray-lt);
    transition: color 0.3s;
    position: relative;
}
.nav-link:hover { color: var(--white); }
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 1px;
    background: var(--white);
    transition: width 0.4s var(--ease-out-expo);
}
.nav-link:hover::after { width: 100%; }

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--white);
    transition: all 0.3s ease;
}

/* ── PHOTO GRID HERO (THE HOMEPAGE) ────────────────────────── */
/* Serge Ramelli-inspired auto-scrolling photo grid with overlaid name+title */
.photo-grid-hero {
    position: relative;
    background: var(--black);
    padding: 0;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    /* Height = 100vh - nav area (104px) - ticker (~88px) = ~calc(100vh - 192px) */
    height: calc(100vh - 192px);
    min-height: 400px;
    overflow: hidden;
}

/* Full-area dark overlay behind photos for better text readability */
.photo-grid-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.35);
    z-index: 100;
    pointer-events: none;
}

/* Hero overlay: Andrea's signature + title on top of grid */
.hero-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 200;
    text-align: center;
    pointer-events: none;
    padding: 1rem;
    /* Background removed - full-area overlay handles darkness now */
    background: transparent;
    border-radius: 12px;
}

.hero-signature {
    /* Reduced by 10%: 450px → 405px, 70vw → 63vw */
    max-width: min(405px, 63vw);
    height: auto;
    margin: 0 auto;
    filter: drop-shadow(0 4px 16px rgba(0,0,0,0.9));
}

.hero-title-overlay {
    font-family: var(--font-body);
    /* Reduced by 10%: clamp(1.1rem, 2.2vw, 1.6rem) → clamp(0.99rem, 2vw, 1.44rem) */
    font-size: clamp(0.99rem, 2vw, 1.44rem);
    font-weight: 300;
    letter-spacing: 1.5px;
    color: var(--gold);
    /* Reduced spacing: 1.5rem → 1rem to bring closer together */
    margin-top: 1rem;
    text-shadow: 0 3px 16px rgba(0,0,0,0.95), 0 6px 30px rgba(0,0,0,0.7);
}

.photo-grid-track {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    width: 100%;
    animation: photoScroll 45s linear infinite;
}

.grid-cell {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 9; /* Cinematic landscape rectangles per owner spec */
    cursor: pointer;
    background: var(--charcoal);
    border: 3px solid #D4AF37; /* 3px gold border per task spec */
}

@keyframes photoScroll {
    0%   { transform: translateY(0); }
    100% { transform: translateY(-50%); }
}

.grid-cell img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: filter 0.7s var(--ease-out-expo), transform 0.7s var(--ease-out-expo);
    will-change: filter, transform;
}

/* COLOR PHOTOS: Apply grayscale filter, reveal color on hover (peekaboo effect) */
.grid-cell.color-photo img {
    filter: grayscale(100%) brightness(0.85);
}

.grid-cell.color-photo:hover img {
    filter: grayscale(0%) brightness(1.05);
    transform: scale(1.05);
}

.grid-cell.color-photo.active img {
    filter: grayscale(0%) brightness(1.05);
    transform: scale(1.05);
}

/* NATURALLY B&W PHOTOS: NO grayscale filter, stay B&W always */
.grid-cell.bw-photo img {
    filter: brightness(0.85);
}

.grid-cell.bw-photo:hover img {
    filter: brightness(1.05);
    transform: scale(1.05);
}

.grid-cell.bw-photo.active img {
    filter: brightness(1.05);
    transform: scale(1.05);
}

/* Subtle overlay for depth */
.grid-cell::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.4) 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}
.grid-cell:hover::after {
    opacity: 1;
}

/* Grid cells are immediately visible for auto-scroll animation */
.grid-cell {
    opacity: 1;
    transform: translateY(0);
}

/* ── TICKER SECTION ─────────────────────────────────────────── */
.ticker-section {
    position: relative;
    width: 100%;
    padding: 18px 0;
    background: var(--black);
    border-top: 1px solid rgba(255,255,255,0.06);
    border-bottom: 1px solid rgba(255,255,255,0.06);
    z-index: 50;
}

.ticker-label {
    font-family: var(--font-display);
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gray);
    text-align: center;
    margin-bottom: 12px;
}

.ticker-container {
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.ticker-track {
    display: flex;
    align-items: center;
    gap: 60px;
    width: max-content;
    animation: tickerScroll 50s linear infinite;
}

.ticker-item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 45px;
}
.ticker-item img {
    height: 40px;
    width: auto;
    max-width: 140px;
    object-fit: contain;
    filter: grayscale(100%) brightness(1.5) contrast(1.1);
    opacity: 0.7;
    transition: opacity 0.3s;
}
.ticker-item:hover img {
    opacity: 1;
}

.ticker-text-logo {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 4px;
    color: var(--gray-lt);
    opacity: 0.6;
    white-space: nowrap;
}

@keyframes tickerScroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ── FOOTER ─────────────────────────────────────────────────── */
.footer {
    padding: 2.5rem clamp(1.5rem, 4vw, 4rem);
    background: var(--black);
    border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.footer p {
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 1px;
    color: var(--gray);
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-links a {
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 1px;
    color: var(--gray);
    transition: color 0.3s;
}
.footer-links a:hover { color: var(--white); }

.footer-links .dot {
    color: var(--gray-dk);
    font-size: 0.6rem;
}

/* ── ANIMATIONS ─────────────────────────────────────────────── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* ── RESPONSIVE ─────────────────────────────────────────────── */

/* Desktop: 3 columns × 5 rows (15 photos with auto-scroll) */
@media (min-width: 1025px) {
    .photo-grid-hero {
        height: calc(100vh - 192px);
        min-height: 400px;
    }

    .photo-grid-track {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Tablet: 3 columns × 5 rows (same as desktop) */
@media (max-width: 1024px) {
    .photo-grid-hero {
        height: calc(100vh - 192px);
        min-height: 350px;
    }

    .photo-grid-track {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Mobile: 5 columns × 3 rows (15 photos, with grouped aspect ratio) */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-toggle { display: flex; }

    /* Mobile menu open */
    .nav.menu-open .nav-links {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(0,0,0,0.97);
        justify-content: center;
        align-items: center;
        gap: 2.5rem;
        padding: calc(var(--nav-h) + 32px) 2rem 140px 2rem;
        z-index: 999;
    }
    .nav.menu-open .nav-link {
        font-size: 1rem;
        letter-spacing: 4px;
        color: var(--white);
    }

    .nav-toggle span { transition: all 0.3s ease; }
    .nav.menu-open .nav-toggle span:nth-child(1) {
        transform: rotate(45deg) translate(4px, 4px);
    }
    .nav.menu-open .nav-toggle span:nth-child(2) {
        opacity: 0;
    }
    .nav.menu-open .nav-toggle span:nth-child(3) {
        transform: rotate(-45deg) translate(4px, -4px);
    }

    /* MOBILE GRID: 3 columns for readable image sizes */
    .photo-grid-hero {
        height: calc(100vh - 192px);
        min-height: 300px;
    }

    .photo-grid-track {
        /* Changed from 5 to 3 columns - makes images actually viewable on mobile */
        grid-template-columns: repeat(3, 1fr);
        animation: photoScroll 40s linear infinite;
    }

    /* Mobile: Signature overlay scaling (reduced by 10%) */
    .hero-signature {
        /* Reduced: was 88vw, now 79vw (10% smaller) */
        max-width: 79vw;
    }

    .hero-title-overlay {
        /* Reduced by 10%: clamp(1rem → 0.9rem, 1.5rem → 1.35rem) */
        font-size: clamp(0.9rem, 2.5vw, 1.35rem);
        /* Reduced spacing to fix huge black gap: 1rem → 0.75rem */
        margin-top: 0.75rem;
    }

    .footer-inner {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .ticker-section {
        padding: 12px 0;
    }

    .ticker-label {
        font-size: 0.55rem;
        margin-bottom: 8px;
    }

    .ticker-item img {
        height: 30px;
        max-width: 100px;
    }

    .ticker-track {
        gap: 30px;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .photo-grid-hero {
        height: calc(100vh - 192px);
        min-height: 280px;
    }

    .photo-grid-track {
        /* Changed from 5 to 2 columns for better visibility on small screens */
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-signature {
        /* Reduced: was 92vw, now 82vw (10% smaller) */
        max-width: 82vw;
    }

    .hero-title-overlay {
        /* Reduced by 10%: 0.95rem → 0.855rem */
        font-size: 0.855rem;
        /* Reduced spacing to bring closer: was implicit, now explicit 0.6rem */
        margin-top: 0.6rem;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    .ticker-track {
        animation: none;
    }
}