/* ─── RESET & BASE ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg:      #050505;
    --bg-ft:   #0a0a0a;
    --fg:      #ffffff;
    --muted:   rgba(255,255,255,0.4);
    --subtle:  rgba(255,255,255,0.05);
    --border:  rgba(255,255,255,0.08);
    --radius:  2px;
    --font-d:  'Clash Display', sans-serif;
    --font-b:  'Inter', sans-serif;
    --max-w:   1200px;
    --gutter:  clamp(20px, 5vw, 80px);
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-b);
    font-weight: 300;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

.container {
    width: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 var(--gutter);
}

/* ─── SCROLL REVEAL ────────────────────────────────────────────── */
.reveal {
    opacity: 0;
    will-change: opacity, transform;
    transition:
        opacity  700ms cubic-bezier(0.25, 0.46, 0.45, 0.94),
        transform 700ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal[data-dir="up"]    { transform: translateY(40px); }
.reveal[data-dir="down"]  { transform: translateY(-40px); }
.reveal[data-dir="left"]  { transform: translateX(-40px); }
.reveal[data-dir="right"] { transform: translateX(40px); }
.reveal[data-dir="none"]  { transform: none; }
.reveal.visible {
    opacity: 1;
    transform: translate(0, 0);
}

/* ─── PROGRESSIVE BLUR ─────────────────────────────────────────── */
.progressive-blur {
    position: fixed;
    bottom: 0; left: 0;
    width: 100%; height: 160px;
    z-index: 999;
    pointer-events: none;
}
.pb-layer {
    position: absolute;
    inset: 0;
    backdrop-filter: blur(var(--blur));
    -webkit-backdrop-filter: blur(var(--blur));
    mask-image: linear-gradient(to bottom,
        transparent var(--mask));
    -webkit-mask-image: linear-gradient(to bottom,
        transparent var(--mask));
}

/* ─── ATMOSPHERIC LIGHT LEAKS ──────────────────────────────────── */
.leak {
    position: absolute;
    border-radius: 9999px;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
}
.leak--orange { width: 480px; height: 480px; background: rgba(249,115,22,.07); top: -100px; right: -120px; }
.leak--blue   { width: 360px; height: 360px; background: rgba(30,58,138,.08);  bottom: 0;   left: -80px; }
.leak--bottom { width: 560px; height: 260px; bottom: -80px; left: 50%; transform: translateX(-50%); top: auto; right: auto; }

/* ─── NAVIGATION ───────────────────────────────────────────────── */
.nav {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 50;
    mix-blend-mode: difference;
}
.nav-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 72px;
    padding: 0 var(--gutter);
    max-width: var(--max-w);
    margin: 0 auto;
}
.nav-brand {
    font-family: var(--font-d);
    font-weight: 700; font-size: 17px;
    letter-spacing: -0.02em; color: #fff;
}
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-link {
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.2em; text-transform: uppercase;
    color: #fff; transition: opacity .2s;
}
.nav-link:hover { opacity: .5; }
.nav-cta {
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.2em; text-transform: uppercase; color: #fff;
    border: 1px solid rgba(255,255,255,.3); border-radius: 999px;
    padding: 9px 20px;
    transition: background .3s, color .3s;
}
.nav-cta:hover { background: #fff; color: #000; }

.nav-toggle {
    display: none; flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span {
    display: block; width: 22px; height: 1.5px; background: #fff;
    transition: transform .3s, opacity .3s;
}
.nav-toggle.open span:first-child { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:last-child  { transform: translateY(-6.5px) rotate(-45deg); }

.nav-mobile {
    display: none; flex-direction: column;
    padding: 16px var(--gutter) 28px;
    border-top: 1px solid var(--border);
    background: rgba(5,5,5,.97);
    backdrop-filter: blur(16px);
    mix-blend-mode: normal;
}
.nav-mobile.open { display: flex; }
.nav-mobile-link {
    font-size: 12px; font-weight: 600;
    letter-spacing: 0.15em; text-transform: uppercase;
    padding: 14px 0;
    border-bottom: 1px solid var(--subtle); color: #fff;
}
.nav-mobile-cta { margin-top: 8px; border-bottom: none; color: var(--muted); }

/* ─── HERO ─────────────────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    overflow: hidden;
    padding: 100px var(--gutter) 80px;
}
.hero-center {
    position: relative; z-index: 1;
    display: flex; flex-direction: column;
    align-items: center; text-align: center;
    gap: 18px;
}
.hero-logo {
    width: clamp(200px, 42vw, 340px);
    height: auto; object-fit: contain;
    filter: drop-shadow(0 0 48px rgba(255,255,255,.06));
}
.hero-divider {
    width: 36px; height: 1px;
    background: var(--border); margin: 2px 0;
}
.hero-label {
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted);
}
.hero-desc {
    font-size: clamp(13px, 1.5vw, 16px); font-weight: 300;
    color: rgba(255,255,255,.5); line-height: 1.7; max-width: 38ch;
}
.hero-cta-btn {
    display: inline-block; margin-top: 6px;
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.2em; text-transform: uppercase; color: #fff;
    border: 1px solid rgba(255,255,255,.2); border-radius: 999px;
    padding: 13px 30px;
    transition: background .3s, color .3s;
}
.hero-cta-btn:hover { background: #fff; color: #000; }

.hero-scroll-hint {
    position: absolute; bottom: 32px; left: var(--gutter);
    display: flex; align-items: center; gap: 14px; z-index: 2;
}
.hero-scroll-hint span {
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.2em; color: var(--muted);
}
.scroll-line {
    width: 36px; height: 1px; background: var(--muted);
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
    0%,100% { opacity:.4; transform: scaleX(1); }
    50%      { opacity:1;  transform: scaleX(1.4); }
}

/* ─── STATS BAND ───────────────────────────────────────────────── */
.stats-band {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.stats-grid {
    display: grid; grid-template-columns: repeat(4,1fr);
    max-width: var(--max-w); margin: 0 auto; padding: 0 var(--gutter);
}
.stat-cell {
    padding: 32px 0;
    display: flex; flex-direction: column; gap: 7px;
    border-right: 1px solid var(--border);
}
.stat-cell:last-child  { border-right: none; }
.stat-cell:not(:first-child) { padding-left: 32px; }
.stat-label {
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted);
}
.stat-value {
    font-family: var(--font-d);
    font-size: clamp(18px, 2.2vw, 26px);
    font-weight: 600; letter-spacing: -0.03em;
}

/* ─── SECTIONS ─────────────────────────────────────────────────── */
.section {
    padding: clamp(64px, 9vw, 120px) 0;
    border-bottom: 1px solid var(--border);
}

/* ─── EDITORIAL BLOCK ──────────────────────────────────────────── */
.editorial-block {
    display: grid; grid-template-columns: 180px 1fr;
    gap: 32px;
    margin-bottom: clamp(40px, 5vw, 72px);
}
.editorial-index { display: flex; flex-direction: column; gap: 6px; padding-top: 4px; }
.block-num {
    font-family: var(--font-d); font-size: 44px;
    font-weight: 700; letter-spacing: -0.05em;
    opacity: .12; line-height: 1;
}
.block-tag {
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted);
}
.editorial-content { display: flex; flex-direction: column; }
.editorial-heading {
    font-family: var(--font-d);
    font-size: clamp(30px, 4.5vw, 56px);
    font-weight: 700; letter-spacing: -0.04em; line-height: 1.05;
    margin-bottom: 28px;
}
.editorial-body { display: flex; flex-direction: column; gap: 18px; }
.editorial-body p {
    font-size: clamp(14px, 1.6vw, 17px); font-weight: 300;
    color: rgba(255,255,255,.7); line-height: 1.75; max-width: 62ch;
}
.editorial-sub {
    font-size: clamp(13px, 1.4vw, 15px); color: var(--muted);
    margin-top: 12px; max-width: 46ch;
}
.explore-link {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 11px; font-weight: 700;
    letter-spacing: 0.15em; text-transform: uppercase; color: #fff;
    border-bottom: 1px solid rgba(255,255,255,.25);
    padding-bottom: 3px; width: fit-content;
    transition: border-color .2s;
}
.explore-link .arrow { transition: transform .25s; }
.explore-link:hover .arrow { transform: translateX(5px); }
.explore-link:hover { border-color: #fff; }

/* ─── PORTFOLIO / CAROUSEL ─────────────────────────────────────── */
.portfolio-section {
    padding: clamp(64px, 9vw, 120px) 0;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}

.carousel-wrap {
    position: relative;
    padding: 0 var(--gutter);
    cursor: grab;
    user-select: none;
}
.carousel-wrap:active { cursor: grabbing; }

.carousel-track {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 4px;
}
.carousel-track::-webkit-scrollbar { display: none; }

.carousel-slide {
    flex: 0 0 calc(80vw - var(--gutter) * 2);
    max-width: 480px;
    scroll-snap-align: start;
}

.carousel-frame {
    aspect-ratio: 4 / 3;
    border-radius: var(--radius);
    overflow: hidden;
    background: #111;
    border: 1px solid var(--border);
}
.carousel-frame img {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    filter: brightness(.8) saturate(.65);
    transition: filter 1.2s ease, transform 1.6s ease;
    pointer-events: none;
}
.carousel-slide:hover .carousel-frame img {
    filter: brightness(.95) saturate(.85);
    transform: scale(1.04);
}

.carousel-dots {
    display: flex; justify-content: center; gap: 8px;
    margin-top: 24px; padding: 0 var(--gutter);
}
.carousel-dot {
    width: 6px; height: 6px; border-radius: 999px;
    background: var(--border);
    transition: background .3s, width .3s;
    border: none; cursor: pointer; padding: 0;
}
.carousel-dot.active {
    background: #fff;
    width: 24px;
}

/* ─── MATERIALS LIST ───────────────────────────────────────────── */
.materials-list { display: flex; flex-direction: column; border-top: 1px solid var(--border); }
.material-row {
    display: grid; grid-template-columns: 52px 1fr auto;
    align-items: center; gap: 24px;
    padding: 24px 0;
    border-bottom: 1px solid var(--subtle);
    transition: background .2s;
}
.material-row:hover { background: rgba(255,255,255,.02); }
.mat-num {
    font-family: var(--font-d); font-size: 12px;
    font-weight: 600; color: var(--muted);
}
.mat-name {
    font-family: var(--font-d);
    font-size: clamp(16px, 2vw, 22px);
    font-weight: 600; letter-spacing: -0.02em; margin-bottom: 3px;
}
.mat-desc { font-size: 12px; font-weight: 300; color: var(--muted); max-width: 50ch; }
.mat-cta {
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.15em; text-transform: uppercase;
    color: var(--muted); white-space: nowrap;
    transition: color .2s;
}
.mat-cta:hover { color: #fff; }

/* ─── SERVICES LIST ────────────────────────────────────────────── */
.services-list { display: flex; flex-direction: column; border-top: 1px solid var(--border); }
.service-row {
    display: flex; align-items: center; gap: 28px;
    padding: 22px 0;
    border-bottom: 1px solid var(--subtle);
    transition: padding-left .3s cubic-bezier(0.22,1,0.36,1);
}
.service-row:hover { padding-left: 14px; }
.srv-num {
    font-family: var(--font-d); font-size: 11px;
    font-weight: 600; color: var(--muted); width: 28px; flex-shrink: 0;
}
.srv-name {
    font-family: var(--font-d);
    font-size: clamp(18px, 2.5vw, 30px);
    font-weight: 600; letter-spacing: -0.03em;
}

/* ─── CONTACT ──────────────────────────────────────────────────── */
.contact-section {
    position: relative;
    padding: clamp(80px, 11vw, 160px) 0;
    overflow: hidden;
    border-bottom: 1px solid var(--border);
}
.contact-inner {
    display: flex; flex-direction: column;
    align-items: center; text-align: center; gap: 28px;
    position: relative; z-index: 1;
}
.contact-eyebrow {
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.25em; text-transform: uppercase; color: var(--muted);
}
.contact-title {
    font-family: var(--font-d);
    font-size: clamp(36px, 6.5vw, 84px);
    font-weight: 700; letter-spacing: -0.04em; line-height: 1.0;
}
.btn-wpp {
    display: inline-flex; align-items: center; gap: 10px;
    background: #fff; color: #000;
    font-size: 12px; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase;
    padding: 16px 32px; border-radius: var(--radius);
    transition: opacity .2s, transform .2s;
}
.btn-wpp:hover { opacity: .88; transform: translateY(-2px); }
.contact-persons { display: flex; align-items: center; gap: 36px; margin-top: 12px; }
.person { display: flex; flex-direction: column; align-items: center; gap: 5px; }
.person-role {
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted);
}
.person-name {
    font-family: var(--font-d); font-size: 17px;
    font-weight: 600; letter-spacing: -0.02em;
}
.person-phone { font-size: 12px; color: var(--muted); transition: color .2s; }
.person-phone:hover { color: #fff; }
.person-divider { width: 1px; height: 52px; background: var(--border); }

/* ─── FOOTER ───────────────────────────────────────────────────── */
.footer {
    background: var(--bg-ft);
    padding-top: clamp(48px, 7vw, 88px);
    overflow: hidden;
}
.footer-top {
    display: grid; grid-template-columns: repeat(3,1fr);
    gap: 32px; padding-bottom: 48px;
    border-bottom: 1px solid var(--border);
}
.footer-col { display: flex; flex-direction: column; gap: 7px; }
.footer-label {
    font-size: 10px; font-weight: 700;
    letter-spacing: 0.2em; text-transform: uppercase; color: var(--muted);
}
.footer-val { font-size: 14px; font-weight: 400; color: rgba(255,255,255,.75); }
.footer-link:hover { color: #fff; }
.footer-brand-ghost {
    font-family: var(--font-d);
    font-size: clamp(64px, 14vw, 180px);
    font-weight: 700; letter-spacing: -0.05em; text-transform: uppercase;
    color: rgba(255,255,255,.04);
    line-height: .85; margin-top: 16px; margin-left: -6px;
    user-select: none; pointer-events: none;
}
.footer-bottom {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 0; border-top: 1px solid var(--subtle);
}
.footer-bottom span { font-size: 11px; color: var(--muted); letter-spacing: .05em; }

/* ─── RESPONSIVE — TABLET (≤ 900px) ───────────────────────────── */
@media (max-width: 900px) {
    .nav-links { gap: 20px; }
    .nav-link  { display: none; }
    .nav-cta   { display: flex; }

    .stats-grid { grid-template-columns: repeat(2,1fr); }
    .stat-cell:nth-child(2) { border-right: none; }
    .stat-cell:nth-child(3) { border-right: 1px solid var(--border); border-top: 1px solid var(--border); }
    .stat-cell:nth-child(4) { border-top: 1px solid var(--border); border-right: none; }

    .editorial-block { grid-template-columns: 1fr; gap: 12px; }
    .editorial-index { flex-direction: row; align-items: center; gap: 14px; }
    .block-num { font-size: 32px; }

    .carousel-slide { flex: 0 0 min(72vw, 400px); }

    .material-row { grid-template-columns: 44px 1fr; gap: 16px; }
    .mat-cta { display: none; }

    .footer-top { grid-template-columns: 1fr 1fr; }
    .footer-top .footer-col:last-child { grid-column: 1 / -1; }
}

/* ─── RESPONSIVE — MOBILE (≤ 600px) ───────────────────────────── */
@media (max-width: 600px) {
    .nav { mix-blend-mode: normal; background: rgba(5,5,5,.95); backdrop-filter: blur(12px); }
    .nav-cta   { display: none; }
    .nav-toggle { display: flex; }

    .hero { padding: 88px var(--gutter) 72px; }
    .hero-desc { max-width: 32ch; }

    .stats-grid { grid-template-columns: repeat(2,1fr); }
    .stat-cell { padding: 22px 0; }
    .stat-cell:not(:first-child) { padding-left: 20px; }

    .carousel-slide { flex: 0 0 calc(100vw - var(--gutter) * 2); max-width: 100%; }
    .carousel-wrap  { padding: 0 var(--gutter); }

    .service-row { gap: 16px; }
    .service-row:hover { padding-left: 0; }
    .srv-name { font-size: clamp(16px, 5vw, 22px); }

    .contact-persons { flex-direction: column; gap: 20px; }
    .person-divider  { width: 48px; height: 1px; }
    .btn-wpp { font-size: 11px; padding: 14px 24px; }

    .footer-top     { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom  { flex-direction: column; gap: 6px; text-align: center; }

    .progressive-blur { height: 100px; }
}