/* ── Variables ───────────────────────────────────────────────────────────── */
:root {
    --bg:           #141414;
    --bg-light:     #1c1c1c;
    --bg-card:      #202020;
    --text:         #f5f5f0;
    --text-body:    rgba(245, 245, 240, 0.68);
    --text-light:   rgba(245, 245, 240, 0.40);
    --accent:       #c9a882;
    --border:       rgba(245, 245, 240, 0.10);
    --nav-width:    180px;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body:    'Inter', sans-serif;
    --ease:         cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
    --dur-xs: 150ms;
    --dur-s:  280ms;
    --dur-m:  450ms;
    --dur-l:  700ms;
    --dur-xl: 1000ms;
}

/* ── Reset ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ── Layout ──────────────────────────────────────────────────────────────── */
main {
    padding-left: var(--nav-width);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 4rem;
}

/* ── Sidebar Nav ─────────────────────────────────────────────────────────── */
#navbar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    width: var(--nav-width);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2.5rem 2rem;
    border-right: 1px solid var(--border);
    z-index: 200;
    background: var(--bg);
}

.nav-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color var(--dur-s) var(--ease);
}

.nav-logo:hover { color: var(--accent); }

.nav-middle {
    flex: 1;
    display: flex;
    align-items: center;
}

.nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.nav-links a {
    display: inline-block;
    position: relative;
    text-decoration: none;
    color: var(--text-light);
    font-size: 0.78rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.45rem 0;
    transition: color var(--dur-s) var(--ease);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--dur-s) var(--ease);
}

.nav-links a:hover {
    color: var(--text);
}

.nav-links a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-bottom {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.nav-bottom a {
    color: var(--text-light);
    font-size: 1.05rem;
    text-decoration: none;
    transition: color var(--dur-s) var(--ease);
    line-height: 1;
}

.nav-bottom a:hover { color: var(--accent); }

/* Hamburger (hidden on desktop) */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 2px;
    z-index: 300;
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--text);
    transition: all var(--dur-s) var(--ease);
    transform-origin: center;
}

body.nav-open .menu-toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
body.nav-open .menu-toggle span:nth-child(2) { opacity: 0; transform: scaleX(0); }
body.nav-open .menu-toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Hero ────────────────────────────────────────────────────────────────── */
#hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    /* Full-bleed: break out of main's padding-left */
    margin-left: calc(-1 * var(--nav-width));
    width: 100vw;
    overflow: hidden;
}

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

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.18;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, var(--bg) 30%, rgba(20, 20, 20, 0.5) 70%, transparent);
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-left: calc(var(--nav-width) + 4rem);
    padding-right: 4rem;
}

.hero-eyebrow {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--accent);
    margin-bottom: 2rem;
    animation: fade-up var(--dur-m) var(--ease-out) 1.8s both;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(3.5rem, 7.5vw, 8.5rem);
    font-weight: 700;
    line-height: 0.95;
    letter-spacing: -0.02em;
    margin-bottom: 3.5rem;
}

.line-reveal {
    display: block;
    overflow: hidden;
    padding-top: 0.12em;
    margin-top: -0.12em;
    padding-bottom: 0.08em;
}

.line-reveal > span {
    display: block;
    animation: line-up var(--dur-xl) var(--ease-out) calc(0.2s + var(--line-delay, 0s)) both;
}

/* Scroll indicator */
.hero-scroll {
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: fade-up var(--dur-m) var(--ease-out) 2.2s both;
}

.scroll-pill {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    width: 26px;
    height: 40px;
    border: 1.5px solid rgba(245, 245, 240, 0.3);
    border-radius: 13px;
    padding-top: 7px;
    text-decoration: none;
}

.scroll-pill span {
    width: 3px;
    height: 7px;
    background: var(--accent);
    border-radius: 2px;
    animation: scroll-dot 2s var(--ease) 2.5s infinite;
}

.scroll-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-light);
}

/* ── Section base ────────────────────────────────────────────────────────── */
.section {
    padding: 8rem 0;
    border-top: 1px solid var(--border);
}

.section-header {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 4rem;
}

.section-counter {
    font-family: var(--font-heading);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--accent);
}

.section-label {
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-light);
}

h2 {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.05;
    color: var(--text);
    margin-bottom: 3rem;
}

/* ── About ───────────────────────────────────────────────────────────────── */
#about {
    padding: 8rem 0;
    border-top: 1px solid var(--border);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 6rem;
    align-items: start;
}

.about-title {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.0;
    color: var(--text);
    margin-bottom: 0;
}

.about-body p {
    font-size: 1.15rem;
    line-height: 1.75;
    color: var(--text-body);
    margin-bottom: 3rem;
}

.about-body strong {
    color: var(--text);
    font-weight: 600;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    border-top: 1px solid var(--border);
    padding-top: 2.5rem;
}

.stat-value {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--accent);
    margin-bottom: 0.3rem;
}

.stat-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-light);
}

/* ── Gallery ─────────────────────────────────────────────────────────────── */
#gallery {
    padding: 8rem 0;
    border-top: 1px solid var(--border);
}

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

.gallery-item {
    position: relative;
    aspect-ratio: 4/5;
    overflow: hidden;
    cursor: pointer;
    background: var(--bg-light);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--dur-l) var(--ease-out),
                filter var(--dur-m) var(--ease);
    filter: brightness(0.88);
}

.gallery-item:hover img {
    transform: scale(1.05);
    filter: brightness(1);
}

.item-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--dur-s) var(--ease);
}

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

.item-overlay h3 {
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: white;
    transform: translateY(8px);
    transition: transform var(--dur-m) var(--ease-out);
}

.gallery-item:hover .item-overlay h3 {
    transform: translateY(0);
}

/* ── Blur-up image loading ───────────────────────────────────────────────── */
img.blur-up {
    filter: blur(16px) brightness(0.88);
    transform: scale(1.05);
    transition: filter 0.7s ease, transform 0.7s ease;
    will-change: filter;
}

img.blur-up.loaded {
    filter: brightness(0.88);
    transform: scale(1);
}

.gallery-item:hover img.blur-up.loaded {
    filter: brightness(1);
}

/* ── Reveal animations ───────────────────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity var(--dur-l) var(--ease-out),
                transform var(--dur-l) var(--ease-out);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.stagger-reveal > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--dur-l) var(--ease-out),
                transform var(--dur-l) var(--ease-out);
}

.stagger-reveal.visible > * {
    opacity: 1;
    transform: translateY(0);
}

/* ── Keyframes ───────────────────────────────────────────────────────────── */
@keyframes line-up {
    from { transform: translateY(110%); opacity: 0; }
    to   { transform: translateY(0);   opacity: 1; }
}

@keyframes fade-up {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes scroll-dot {
    0%   { transform: translateY(0);    opacity: 1; }
    55%  { transform: translateY(11px); opacity: 0; }
    56%  { transform: translateY(0);    opacity: 0; }
    100% { transform: translateY(0);    opacity: 1; }
}

/* ── Pagination ──────────────────────────────────────────────────────────── */
.pagination-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border);
}

.pagination-btn {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--border);
    transition: all var(--dur-s) var(--ease);
}

.pagination-btn:not(.disabled):hover {
    border-color: var(--accent);
    color: var(--accent);
}

.pagination-btn.disabled {
    opacity: 0.2;
    pointer-events: none;
}

.page-numbers {
    font-family: var(--font-heading);
    font-size: 0.82rem;
    color: var(--text-light);
}

/* ── Lightbox ────────────────────────────────────────────────────────────── */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    inset: 0;
    background: var(--bg);
    overflow-y: auto;
}

.modal-content {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 5rem 4rem;
    min-height: 100vh;
}

#lightbox-img {
    width: 100%;
    max-height: 85vh;
    object-fit: contain;
}

.caption {
    text-align: left;
    max-width: 500px;
}

.caption h3 {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    line-height: 1.05;
    color: var(--text);
}

.caption p {
    font-size: 1rem;
    color: var(--text-body);
    line-height: 1.7;
}

.close-btn {
    position: fixed;
    top: 2rem;
    right: 2.5rem;
    font-size: 1.8rem;
    cursor: pointer;
    z-index: 2010;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    border: 1px solid var(--border);
    border-radius: 50%;
    transition: color var(--dur-s), border-color var(--dur-s);
    background: var(--bg);
}

.close-btn:hover {
    color: var(--text);
    border-color: var(--text-light);
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
footer {
    padding: 4rem 0;
    border-top: 1px solid var(--border);
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-content p {
    font-size: 0.8rem;
    color: var(--text-light);
    letter-spacing: 0.05em;
}

.footer-icons a {
    color: var(--text-light);
    text-decoration: none;
    margin-left: 1.5rem;
    font-size: 1.1rem;
    transition: color var(--dur-s) var(--ease);
}

.footer-icons a:hover { color: var(--accent); }

/* ── Scrollbar ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(245,245,240,0.15); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: rgba(245,245,240,0.25); }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    :root { --nav-width: 160px; }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .modal-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 5rem 2rem 3rem;
        align-items: start;
    }

    #lightbox-img { max-height: 55vh; }
}

@media (max-width: 768px) {
    /* Switch to top bar */
    #navbar {
        width: 100%;
        height: auto;
        flex-direction: row;
        align-items: center;
        padding: 1.4rem 1.5rem;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }

    .menu-toggle { display: flex; }

    /* Nav middle becomes full-screen overlay */
    .nav-middle {
        position: fixed;
        inset: 0;
        background: var(--bg);
        display: flex;
        align-items: center;
        justify-content: center;
        transform: translateY(-100%);
        transition: transform var(--dur-l) var(--ease-out);
        z-index: 150;
    }

    body.nav-open .nav-middle {
        transform: translateY(0);
    }

    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .nav-links a {
        font-size: 1.4rem;
        letter-spacing: 0.12em;
        color: var(--text-body);
        transform: translateY(20px);
        opacity: 0;
        transition: color var(--dur-s) var(--ease),
                    transform var(--dur-m) var(--ease-out),
                    opacity var(--dur-m) var(--ease-out);
    }

    body.nav-open .nav-links a { transform: translateY(0); opacity: 1; }
    body.nav-open .nav-links a:nth-child(1) { transition-delay: 0.08s; }
    body.nav-open .nav-links a:nth-child(2) { transition-delay: 0.14s; }
    body.nav-open .nav-links a:nth-child(3) { transition-delay: 0.20s; }

    .nav-bottom { display: none; }

    /* Layout */
    main {
        padding-left: 0;
        padding-top: 65px;
    }

    #hero {
        margin-left: 0;
        width: 100%;
    }

    .hero-content {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .container { padding: 0 1.5rem; }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2px;
    }

    .section { padding: 5rem 0; }
    #about { padding: 5rem 0; }
    #gallery { padding: 5rem 0; }

    .about-stats { grid-template-columns: repeat(3, 1fr); gap: 1rem; }
    .stat-value { font-size: 1.4rem; }

    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
        padding: 0 1.5rem;
    }

    .footer-icons a { margin: 0 0.6rem; }

    .close-btn { right: 1rem; top: 1rem; }
}

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