/* =========================================================
   MC Stone — kurumsal site stilleri
   ========================================================= */
:root {
    --black: #0a0a0a;
    --ink: #111110;
    --char: #1a1917;
    --line-dark: rgba(255, 255, 255, .1);
    --gold: #c9a24b;
    --gold-light: #e8cb85;
    --gold-dark: #9a772e;
    --gold-grad: linear-gradient(135deg, #8a6a25 0%, #e9cd84 42%, #b88d36 68%, #f1d995 100%);
    --paper: #faf8f4;
    --stone: #f1ece4;
    --text: #1c1b19;
    --muted: #6d675e;
    --line: #e4ddd1;
    --white: #fff;
    --serif: 'Cormorant Garamond', Georgia, serif;
    --display: 'Cinzel', 'Cormorant Garamond', serif;
    --sans: 'Manrope', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --radius: 2px;
    --header-h: 88px;
    --ease: cubic-bezier(.22, .61, .36, 1);
    --container: 1280px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0; font-family: var(--sans); font-size: 16px; line-height: 1.7; color: var(--text);
    background: var(--paper); -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 500; line-height: 1.12; margin: 0 0 .6em; letter-spacing: .005em; }
h1 { font-size: clamp(2.5rem, 5.5vw, 4.6rem); }
h2 { font-size: clamp(2rem, 3.8vw, 3.2rem); }
h3 { font-size: 1.6rem; }
p { margin: 0 0 1.1em; }
.icon { width: 1.15em; height: 1.15em; flex: none; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 clamp(16px, 4vw, 40px); }
::selection { background: var(--gold); color: var(--black); }

.kicker {
    display: inline-flex; align-items: center; gap: .8rem; font-family: var(--display); font-size: .78rem;
    letter-spacing: .28em; text-transform: uppercase; color: var(--gold-dark); margin-bottom: 1.1rem;
}
.kicker::before { content: ''; width: 34px; height: 1px; background: currentColor; }
.section-dark .kicker, .hero .kicker, .quarry-band .kicker, .page-hero .kicker { color: var(--gold); }
.lead { font-size: 1.15rem; color: var(--muted); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .6rem; padding: 1rem 1.9rem;
    font-size: .78rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; border-radius: var(--radius);
    border: 1px solid transparent; transition: all .35s var(--ease); white-space: nowrap; position: relative; overflow: hidden;
}
.btn .icon { transition: transform .35s var(--ease); }
.btn:hover .icon { transform: translateX(4px); }
.btn-sm { padding: .75rem 1.3rem; font-size: .7rem; }
.btn-gold { background: var(--gold-grad); background-size: 200% 200%; color: var(--black); }
.btn-gold:hover { background-position: 100% 0; box-shadow: 0 10px 30px -10px rgba(201, 162, 75, .7); }
.btn-ghost { border-color: rgba(255, 255, 255, .45); color: #fff; }
.btn-ghost:hover { background: #fff; color: var(--black); border-color: #fff; }
.btn-outline { border-color: var(--gold); color: var(--gold-dark); }
.btn-outline:hover { background: var(--gold); color: var(--black); }
.section-dark .btn-outline { color: var(--gold-light); }
.btn-dark { background: var(--black); color: var(--gold-light); }
.btn-dark:hover { background: var(--char); }
.btn-dark-outline { border-color: rgba(10, 10, 10, .5); color: var(--black); }
.btn-dark-outline:hover { background: var(--black); color: var(--gold-light); }

.link-arrow {
    display: inline-flex; align-items: center; gap: .5rem; font-size: .74rem; font-weight: 600; letter-spacing: .18em;
    text-transform: uppercase; color: var(--gold-dark);
}
.link-arrow .icon { transition: transform .35s var(--ease); }
.link-arrow:hover .icon, a:hover > .link-arrow .icon, a:hover .link-arrow .icon { transform: translateX(5px); }
.section-dark .link-arrow { color: var(--gold); }

/* ---------- Header ---------- */
.site-header {
    position: fixed; inset: 0 0 auto; z-index: 50; height: var(--header-h);
    background: rgba(10, 10, 10, .92); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line-dark); transition: background .4s, height .4s var(--ease), border-color .4s;
}
.site-header.is-transparent { background: linear-gradient(to bottom, rgba(0, 0, 0, .55), transparent); border-color: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; }
.site-header.is-scrolled { background: rgba(10, 10, 10, .94); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-color: var(--line-dark); --header-h: 72px; }
.header-inner { height: 100%; display: flex; align-items: center; gap: 2rem; }
.brand { display: flex; align-items: center; gap: .8rem; flex: none; }
.brand img { width: 52px; height: 52px; object-fit: contain; transition: transform .4s var(--ease); }
.is-scrolled .brand img { width: 44px; height: 44px; }
.brand-text { font-family: var(--display); color: #fff; font-size: 1.15rem; letter-spacing: .2em; font-weight: 500; }
.brand-text em { font-style: normal; background: var(--gold-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.main-nav { display: flex; gap: 2rem; margin-left: auto; }
.main-nav a {
    color: rgba(255, 255, 255, .82); font-size: .74rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase;
    position: relative; padding: .4rem 0; transition: color .3s;
}
.main-nav a::after { content: ''; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px; background: var(--gold); transform: scaleX(0); transition: transform .35s var(--ease); }
.main-nav a:hover, .main-nav a.is-active { color: var(--gold-light); }
.main-nav a:hover::after, .main-nav a.is-active::after { transform: scaleX(1); }
.header-actions { display: flex; align-items: center; gap: 1.2rem; }
.lang-switch { display: flex; align-items: center; gap: .5rem; font-size: .72rem; letter-spacing: .12em; color: rgba(255, 255, 255, .5); font-weight: 600; }
.lang-switch .on { color: var(--gold-light); }
.lang-switch i { width: 1px; height: 12px; background: rgba(255, 255, 255, .3); }
.lang-switch:hover span:not(.on) { color: #fff; }
.menu-toggle { display: none; width: 44px; height: 44px; position: relative; z-index: 70; }
.menu-toggle span { position: absolute; left: 10px; right: 10px; height: 1.5px; background: #fff; transition: transform .4s var(--ease), opacity .3s; }
.menu-toggle span:nth-child(1) { top: 15px; }
.menu-toggle span:nth-child(2) { top: 21px; right: 16px; }
.menu-toggle span:nth-child(3) { top: 27px; }
.menu-open .menu-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-open .menu-toggle span:nth-child(2) { opacity: 0; }
.menu-open .menu-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
    position: fixed; inset: 0; z-index: 45; background: var(--black); display: flex; flex-direction: column;
    justify-content: center; padding: 100px clamp(24px, 8vw, 60px) 40px; opacity: 0; visibility: hidden;
    transition: opacity .45s var(--ease), visibility .45s;
}
.mobile-menu::before { content: ''; position: absolute; inset: 0; background: url('../img/demo/marble-nero.jpg') center/cover; opacity: .25; pointer-events: none; }
.menu-open .mobile-menu { opacity: 1; visibility: visible; }
.mobile-menu nav { display: flex; flex-direction: column; gap: .4rem; position: relative; }
.mobile-menu nav a {
    font-family: var(--serif); font-size: clamp(2rem, 8vw, 2.8rem); color: #fff; line-height: 1.25;
    opacity: 0; transform: translateY(20px); transition: opacity .5s var(--ease), transform .5s var(--ease), color .3s;
    transition-delay: calc(var(--i) * .05s + .1s);
}
.mobile-menu nav a.is-active, .mobile-menu nav a:hover { color: var(--gold-light); }
.menu-open .mobile-menu nav a { opacity: 1; transform: none; }
.mobile-menu-foot { margin-top: 2.5rem; display: flex; flex-direction: column; gap: .8rem; color: rgba(255, 255, 255, .65); position: relative; font-size: .95rem; }
.mobile-menu-foot a { display: flex; align-items: center; gap: .7rem; }
.mobile-menu-foot .icon { color: var(--gold); }

main { min-height: 50vh; }
body:not(.has-hero) main { padding-top: 0; }

/* ---------- Hero ---------- */
.hero { position: relative; height: 100vh; height: 100svh; min-height: 620px; background: var(--black); color: #fff; overflow: hidden; }
.hero-slide { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity 1.4s var(--ease), visibility 1.4s; }
.hero-slide.is-active { opacity: 1; visibility: visible; z-index: 1; }
.hero-bg { position: absolute; inset: -2%; background-size: cover; background-position: center; transform: scale(1.12); transition: transform 8s linear; }
.hero-slide.is-active .hero-bg { transform: scale(1); }
.hero-slide::after { content: ''; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(0, 0, 0, .86) 0%, rgba(0, 0, 0, .55) 50%, rgba(0, 0, 0, .25) 100%), linear-gradient(to top, rgba(0, 0, 0, .6), transparent 40%); }
.hero-content { position: relative; z-index: 2; height: 100%; display: flex; flex-direction: column; justify-content: center; padding-top: var(--header-h); }
.hero-content > * { max-width: 760px; opacity: 0; transform: translateY(30px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.hero-slide.is-active .hero-content > * { opacity: 1; transform: none; }
.hero-slide.is-active .hero-content > :nth-child(2) { transition-delay: .15s; }
.hero-slide.is-active .hero-content > :nth-child(3) { transition-delay: .3s; }
.hero-slide.is-active .hero-content > :nth-child(4) { transition-delay: .45s; }
.hero-title { font-size: clamp(2.8rem, 7vw, 6rem); font-weight: 400; line-height: 1.02; margin-bottom: 1.5rem; }
.hero-sub { font-size: clamp(1rem, 1.5vw, 1.2rem); color: rgba(255, 255, 255, .78); max-width: 560px; margin-bottom: 2.4rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero-controls { position: absolute; z-index: 3; left: 0; right: 0; bottom: 42px; display: flex; align-items: center; gap: 2rem; }
.hero-dots { display: flex; gap: .7rem; }
.hero-dots button { width: 54px; height: 20px; display: flex; align-items: center; }
.hero-dots button span { display: block; width: 100%; height: 2px; background: rgba(255, 255, 255, .25); position: relative; overflow: hidden; }
.hero-dots button span::after { content: ''; position: absolute; inset: 0; background: var(--gold); transform: scaleX(0); transform-origin: left; }
.hero-dots button.is-active span::after { animation: dotfill var(--slide-dur, 7s) linear forwards; }
@keyframes dotfill { to { transform: scaleX(1); } }
.hero-counter { font-family: var(--display); font-size: .85rem; letter-spacing: .15em; color: rgba(255, 255, 255, .55); }
.hero-counter b { color: #fff; font-weight: 500; }
.hero-arrows { margin-left: auto; display: flex; gap: .6rem; }
.hero-arrows button { width: 52px; height: 52px; border: 1px solid rgba(255, 255, 255, .3); border-radius: 50%; display: grid; place-items: center; transition: all .3s; }
.hero-arrows button:hover { background: var(--gold); border-color: var(--gold); color: var(--black); }
.scroll-hint { position: absolute; z-index: 3; left: 50%; bottom: 36px; transform: translateX(-50%); display: none; flex-direction: column; align-items: center; gap: .6rem; font-size: .65rem; letter-spacing: .3em; text-transform: uppercase; color: rgba(255, 255, 255, .6); }
.scroll-hint i { width: 1px; height: 44px; background: linear-gradient(var(--gold), transparent); animation: scrollhint 2s ease-in-out infinite; transform-origin: top; }
@keyframes scrollhint { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }

/* ---------- Sections ---------- */
.section { padding: clamp(80px, 10vw, 140px) 0; position: relative; }
.section-dark { background: var(--black); color: #fff; }
.section-dark p { color: rgba(255, 255, 255, .66); }
.section-stone { background: var(--stone); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head h2 { margin: 0; max-width: 720px; }
.section-head.center { justify-content: center; text-align: center; }
.section-head.center .kicker::after { content: ''; width: 34px; height: 1px; background: currentColor; }

.corner { position: absolute; width: 70px; height: 70px; border-color: var(--gold); border-style: solid; z-index: 2; pointer-events: none; opacity: .8; }
.corner-tr { top: 28px; right: 28px; border-width: 1px 1px 0 0; }
.corner-bl { bottom: 28px; left: 28px; border-width: 0 0 1px 1px; }

.framed { position: relative; }
.framed::before { content: ''; position: absolute; inset: -18px 18px 18px -18px; border: 1px solid var(--gold); z-index: 0; transition: inset .6s var(--ease); }
.framed:hover::before { inset: -10px 10px 10px -10px; }
.framed img { position: relative; z-index: 1; width: 100%; aspect-ratio: 4/5; object-fit: cover; }

/* Intro */
.intro-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(40px, 7vw, 110px); align-items: center; }
.intro-media { position: relative; padding: 18px 0 0 18px; }
.intro-badge {
    position: absolute; right: -24px; bottom: 40px; z-index: 2; background: var(--black); color: #fff;
    padding: 1.6rem 1.8rem; min-width: 190px; box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .4); border-top: 2px solid var(--gold);
}
.intro-badge strong { display: block; font-family: var(--serif); font-size: 3rem; font-weight: 500; line-height: 1; background: var(--gold-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.intro-badge span { font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; color: rgba(255, 255, 255, .7); }
.intro-text .btn { margin-top: 1rem; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: clamp(60px, 8vw, 110px); border-top: 1px solid var(--line); }
.stat { padding: 2.2rem 1.5rem 0; border-left: 1px solid var(--line); }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat strong { display: block; font-family: var(--serif); font-weight: 500; font-size: clamp(2.4rem, 4vw, 3.4rem); line-height: 1; color: var(--text); margin-bottom: .6rem; }
.stat span { font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }

/* Collections */
.collection-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); }
.collection-card { position: relative; aspect-ratio: 3/4.4; overflow: hidden; background: var(--black); }
.collection-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .55; transition: transform 1.2s var(--ease), opacity .6s; }
.collection-card::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0, 0, 0, .92) 10%, rgba(0, 0, 0, .1) 70%); }
.collection-card:hover img { transform: scale(1.08); opacity: .8; }
.collection-info { position: absolute; inset: auto 0 0; z-index: 2; padding: 2rem 1.8rem; }
.collection-num { font-family: var(--display); color: var(--gold); font-size: .8rem; letter-spacing: .2em; }
.collection-info h3 { color: #fff; font-size: 2rem; margin: .4rem 0 .6rem; }
.collection-info p { font-size: .9rem; color: rgba(255, 255, 255, .65); margin-bottom: 1.2rem; max-height: 0; opacity: 0; overflow: hidden; transition: max-height .6s var(--ease), opacity .5s; }
.collection-card:hover .collection-info p { max-height: 120px; opacity: 1; }

/* Products */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(16px, 2vw, 28px); }
.product-card { display: block; }
.product-media { position: relative; aspect-ratio: 4/5; overflow: hidden; background: var(--stone); }
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.product-media::after { content: ''; position: absolute; inset: 12px; border: 1px solid rgba(255, 255, 255, .7); opacity: 0; transform: scale(1.04); transition: all .5s var(--ease); }
.product-card:hover .product-media img { transform: scale(1.07); }
.product-card:hover .product-media::after { opacity: 1; transform: none; }
.product-cta {
    position: absolute; left: 50%; bottom: 26px; z-index: 2; transform: translate(-50%, 14px); opacity: 0; display: inline-flex; gap: .5rem; align-items: center;
    background: var(--black); color: var(--gold-light); font-size: .68rem; letter-spacing: .2em; text-transform: uppercase; padding: .75rem 1.2rem; transition: all .45s var(--ease); white-space: nowrap;
}
.product-card:hover .product-cta { opacity: 1; transform: translate(-50%, 0); }
.product-body { padding: 1.2rem .2rem 0; }
.product-cat { font-size: .68rem; letter-spacing: .22em; text-transform: uppercase; color: var(--gold-dark); }
.product-body h3 { font-size: 1.55rem; margin: .25rem 0 .1rem; transition: color .3s; }
.product-card:hover h3 { color: var(--gold-dark); }
.product-meta { font-size: .88rem; color: var(--muted); }
.section-stone .product-media { background: #e6dfd3; }

/* Services */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.service { background: var(--stone); padding: clamp(28px, 3.5vw, 48px); transition: background .4s; position: relative; }
.service:hover { background: var(--paper); }
.service-icon { display: inline-grid; place-items: center; width: 62px; height: 62px; border: 1px solid var(--gold); border-radius: 50%; color: var(--gold-dark); margin-bottom: 1.5rem; transition: all .4s var(--ease); }
.service-icon .icon { width: 26px; height: 26px; }
.service:hover .service-icon, .value:hover .service-icon { background: var(--gold); color: var(--black); }
.service h3, .value h3 { font-size: 1.55rem; margin-bottom: .5rem; }
.service p, .value p { color: var(--muted); margin: 0; font-size: .95rem; }

/* Quarry band */
.quarry-band { position: relative; padding: clamp(110px, 16vw, 200px) 0; color: #fff; overflow: hidden; text-align: center; background: var(--black); }
.quarry-bg { position: absolute; inset: -15% 0; background-size: cover; background-position: center; will-change: transform; }
.quarry-band::after { content: ''; position: absolute; inset: 0; background: rgba(0, 0, 0, .66); }
.quarry-inner { position: relative; z-index: 2; max-width: 820px; }
.quarry-inner h2 { font-size: clamp(2.4rem, 5.5vw, 4.6rem); }
.quarry-inner p { color: rgba(255, 255, 255, .78); font-size: 1.1rem; margin-bottom: 2.2rem; }

/* Projects */
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2vw, 24px); }
.project-grid-feature { grid-template-columns: repeat(4, 1fr); }
.project-grid-feature .is-wide { grid-column: span 2; grid-row: span 2; }
.project-card { position: relative; display: block; overflow: hidden; aspect-ratio: 4/3.4; background: var(--char); }
.project-grid-feature .project-card:not(.is-wide) { aspect-ratio: auto; min-height: 260px; }
.project-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.project-card:hover img { transform: scale(1.06); }
.project-overlay { position: absolute; inset: 0; z-index: 2; display: flex; flex-direction: column; justify-content: flex-end; padding: 1.8rem; background: linear-gradient(to top, rgba(0, 0, 0, .88), rgba(0, 0, 0, 0) 65%); color: #fff; }
.project-overlay h3 { font-size: 1.7rem; margin: .4rem 0 .8rem; }
.is-wide .project-overlay h3 { font-size: clamp(1.9rem, 3vw, 2.6rem); }
.project-loc { display: inline-flex; gap: .4rem; align-items: center; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--gold-light); }
.project-overlay .link-arrow { color: var(--gold); opacity: 0; transform: translateY(8px); transition: all .4s var(--ease); }
.project-card:hover .link-arrow { opacity: 1; transform: none; }

/* CTA */
.cta-band { background: var(--gold-grad); color: var(--black); padding: clamp(60px, 7vw, 90px) 0; position: relative; overflow: hidden; }
.cta-band::before { content: ''; position: absolute; inset: 0; background: url('../img/demo/marble-white.jpg') center/cover; mix-blend-mode: multiply; opacity: .18; }
.cta-inner { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 2.5rem; }
.cta-inner h2 { font-size: clamp(1.9rem, 3.4vw, 2.8rem); margin-bottom: .5rem; max-width: 680px; }
.cta-inner p { margin: 0; max-width: 600px; color: rgba(0, 0, 0, .72); }
.cta-actions { display: flex; gap: 1rem; flex-wrap: wrap; flex: none; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { position: relative; padding: calc(var(--header-h) + clamp(70px, 10vw, 130px)) 0 clamp(70px, 9vw, 120px); background: var(--black); color: #fff; overflow: hidden; }
.page-hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: .45; transform: scale(1.05); animation: heroZoom 14s ease-out forwards; }
@keyframes heroZoom { to { transform: scale(1); } }
.page-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(0, 0, 0, .9), rgba(0, 0, 0, .45)); }
.page-hero-inner { position: relative; z-index: 2; }
.page-hero h1 { max-width: 900px; margin-bottom: .4em; }
.page-hero p { max-width: 640px; color: rgba(255, 255, 255, .75); font-size: 1.1rem; margin: 0; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: .6rem; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: rgba(255, 255, 255, .55); margin-bottom: 1.6rem; }
.breadcrumbs a:hover { color: var(--gold-light); }
.breadcrumbs [aria-current] { color: var(--gold); }
.breadcrumbs.dark { color: var(--muted); margin: 0; }
.breadcrumbs.dark [aria-current] { color: var(--gold-dark); }

/* Split */
.split { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(40px, 7vw, 110px); align-items: center; }
.split-reverse .split-media { order: 2; }
.split-media { padding: 18px 0 0 18px; }
.prose p { color: var(--muted); font-size: 1.04rem; }
.section-dark .prose p { color: rgba(255, 255, 255, .7); }

.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 3vw, 40px); }
.mv-card { border: 1px solid var(--line-dark); padding: clamp(32px, 4vw, 56px); position: relative; transition: border-color .4s; }
.mv-card:hover { border-color: var(--gold); }
.mv-num { font-family: var(--display); color: var(--gold); letter-spacing: .2em; font-size: .85rem; display: block; margin-bottom: 1rem; }
.mv-card h3 { font-size: 2.2rem; }
.mv-card p { font-size: 1.08rem; margin: 0; }

.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(20px, 3vw, 40px); text-align: center; }
.stats-line { border-top: 1px solid var(--line); }

/* Filter */
.filter-bar { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: clamp(36px, 5vw, 56px); justify-content: center; }
.filter-bar a { padding: .7rem 1.4rem; border: 1px solid var(--line); font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; transition: all .3s; color: var(--muted); }
.filter-bar a:hover { border-color: var(--gold); color: var(--gold-dark); }
.filter-bar a.is-active { background: var(--black); border-color: var(--black); color: var(--gold-light); }
.empty { text-align: center; color: var(--muted); padding: 3rem 0; }

/* Product detail */
.detail-top { padding: calc(var(--header-h) + 28px) 0 0; }
.product-detail { padding-top: 36px; }
.detail-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(32px, 5vw, 80px); align-items: start; }
.detail-gallery { position: sticky; top: calc(var(--header-h) + 20px); }
.detail-main { position: relative; display: block; width: 100%; aspect-ratio: 1/1; overflow: hidden; background: var(--stone); cursor: zoom-in; }
.detail-main img { width: 100%; height: 100%; object-fit: cover; transition: opacity .35s, transform .8s var(--ease); }
.detail-main:hover img { transform: scale(1.03); }
.zoom-hint { position: absolute; right: 16px; bottom: 16px; width: 44px; height: 44px; display: grid; place-items: center; background: rgba(10, 10, 10, .75); color: var(--gold-light); }
.detail-thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-top: 10px; }
.detail-thumbs button { aspect-ratio: 1; overflow: hidden; opacity: .55; outline: 1px solid transparent; outline-offset: 2px; transition: all .3s; }
.detail-thumbs button.is-active, .detail-thumbs button:hover { opacity: 1; outline-color: var(--gold); }
.detail-thumbs img { width: 100%; height: 100%; object-fit: cover; }
.detail-info h1 { font-size: clamp(2.4rem, 4.5vw, 3.8rem); }
.spec-list { margin: 2rem 0; border-top: 1px solid var(--line); }
.spec-list div { display: flex; justify-content: space-between; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.spec-list dt { font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.spec-list dd { margin: 0; font-weight: 600; }
.spec-title { font-family: var(--sans); font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); font-weight: 600; margin: 1.6rem 0 .8rem; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chips span { padding: .45rem 1rem; background: var(--stone); font-size: .86rem; }
.chips-outline span { background: none; border: 1px solid var(--line); }
.quote-box { margin-top: 2.4rem; padding: 1.8rem; background: var(--black); color: #fff; border-left: 2px solid var(--gold); }
.quote-box p { color: rgba(255, 255, 255, .75); }
.quote-actions { display: flex; gap: .8rem; flex-wrap: wrap; }
.quote-box .btn-outline { color: var(--gold-light); }
.detail-desc { margin-top: clamp(50px, 6vw, 80px); max-width: 860px; padding-top: clamp(40px, 5vw, 60px); border-top: 1px solid var(--line); }

/* Project detail */
.project-detail { display: grid; grid-template-columns: 340px 1fr; gap: clamp(32px, 5vw, 80px); align-items: start; }
.project-facts { border: 1px solid var(--line); padding: 2rem; display: flex; flex-direction: column; gap: 1.4rem; position: sticky; top: calc(var(--header-h) + 20px); }
.project-facts span { display: block; font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.project-facts strong { font-family: var(--serif); font-size: 1.5rem; font-weight: 500; }
.project-detail .prose p:first-child { font-size: 1.25rem; color: var(--text); font-family: var(--serif); line-height: 1.5; }

/* Masonry gallery */
.masonry { columns: 3; column-gap: 18px; }
.masonry-item { position: relative; display: block; width: 100%; margin-bottom: 18px; break-inside: avoid; overflow: hidden; cursor: zoom-in; background: var(--stone); }
.masonry-item img { width: 100%; height: auto; transition: transform 1s var(--ease); }
.masonry-item:nth-child(3n+1) img { aspect-ratio: 4/5; object-fit: cover; }
.masonry-item:nth-child(3n+2) img { aspect-ratio: 1/1; object-fit: cover; }
.masonry-item:nth-child(3n) img { aspect-ratio: 4/3; object-fit: cover; }
.masonry-item::after { content: ''; position: absolute; inset: 0; background: rgba(0, 0, 0, .35); opacity: 0; transition: opacity .4s; }
.masonry-item:hover img { transform: scale(1.05); }
.masonry-item:hover::after { opacity: 1; }
.masonry-cap { position: absolute; z-index: 2; left: 1.2rem; bottom: 1rem; color: #fff; font-family: var(--serif); font-size: 1.3rem; opacity: 0; transition: opacity .4s; }
.masonry-item:hover .masonry-cap { opacity: 1; }

/* Process */
.process { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); counter-reset: s; }
.process li { background: var(--black); padding: clamp(28px, 3vw, 44px); position: relative; }
.process-num { position: absolute; top: 1.4rem; right: 1.6rem; font-family: var(--display); color: rgba(255, 255, 255, .15); font-size: 2.4rem; }
.process .service-icon { color: var(--gold); }
.process h3 { color: #fff; font-size: 1.5rem; }
.process p { margin: 0; font-size: .95rem; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: clamp(40px, 6vw, 90px); align-items: start; }
.contact-person { font-family: var(--serif); font-size: 1.5rem; margin-top: -.4rem; color: var(--gold-dark); }
.info-list { list-style: none; padding: 0; margin: 2rem 0; display: flex; flex-direction: column; gap: 1.4rem; }
.info-list li { display: flex; gap: 1.1rem; align-items: flex-start; }
.info-icon { flex: none; width: 50px; height: 50px; display: grid; place-items: center; border: 1px solid var(--gold); color: var(--gold-dark); border-radius: 50%; }
.info-list small { display: block; font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.info-list a, .info-list span { font-size: 1.08rem; font-weight: 500; word-break: break-word; }
.info-list a:hover { color: var(--gold-dark); }
.company-legal { margin-top: 2rem; font-size: .85rem; color: var(--muted); }
.contact-form { background: #fff; padding: clamp(28px, 4vw, 52px); box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .18); border-top: 2px solid var(--gold); scroll-margin-top: 110px; }
.contact-form h3 { font-size: 2rem; margin-bottom: 1.4rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.field { display: block; margin-bottom: 1.2rem; }
.field span { display: block; font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: .45rem; font-weight: 600; }
.field input, .field textarea {
    width: 100%; font: inherit; font-size: 1rem; color: var(--text); padding: .9rem 1rem; border: 1px solid var(--line);
    background: var(--paper); border-radius: var(--radius); transition: border-color .3s, background .3s; resize: vertical;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--gold); background: #fff; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.alert { padding: 1rem 1.2rem; margin-bottom: 1.4rem; font-size: .95rem; border-left: 3px solid; }
.alert-success { background: #eef6ee; border-color: #3f8f4a; color: #22582b; }
.alert-error { background: #fbeeee; border-color: #b44141; color: #7c2626; }
.map-wrap { height: 440px; filter: grayscale(1) contrast(1.05); }
.map-wrap iframe { width: 100%; height: 100%; border: 0; display: block; }

/* 404 */
.not-found { min-height: 80vh; display: grid; place-items: center; text-align: center; background: var(--black); color: #fff; padding: calc(var(--header-h) + 60px) 0 80px; }
.nf-code { font-family: var(--display); font-size: clamp(6rem, 18vw, 12rem); line-height: 1; background: var(--gold-grad); -webkit-background-clip: text; background-clip: text; color: transparent; display: block; }
.not-found p { color: rgba(255, 255, 255, .65); margin-bottom: 2rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--black); color: rgba(255, 255, 255, .65); padding-top: clamp(70px, 8vw, 110px); font-size: .95rem; border-top: 1px solid var(--line-dark); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: clamp(30px, 4vw, 60px); padding-bottom: clamp(50px, 6vw, 80px); }
.footer-brand img { width: 110px; height: 110px; object-fit: contain; margin-bottom: 1.2rem; }
.footer-slogan { font-family: var(--serif); font-size: 1.35rem; color: #fff; line-height: 1.35; max-width: 300px; }
.site-footer h4 { font-family: var(--display); font-size: .8rem; letter-spacing: .24em; text-transform: uppercase; color: var(--gold); margin-bottom: 1.4rem; font-weight: 500; }
.footer-links, .footer-contact { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .7rem; }
.footer-links a, .footer-contact a { transition: color .3s; }
.footer-links a:hover, .footer-contact a:hover { color: var(--gold-light); }
.footer-contact li { display: flex; gap: .8rem; align-items: flex-start; }
.footer-contact .icon { color: var(--gold); margin-top: .3em; }
.socials { display: flex; gap: .6rem; margin-top: 1.4rem; }
.socials a { width: 40px; height: 40px; display: grid; place-items: center; border: 1px solid var(--line-dark); border-radius: 50%; transition: all .3s; }
.socials a:hover { background: var(--gold); color: var(--black); border-color: var(--gold); }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding: 1.6rem 0; border-top: 1px solid var(--line-dark); font-size: .82rem; color: rgba(255, 255, 255, .45); }
.to-top { margin-right: 70px; }
.to-top:hover { color: var(--gold-light); }

/* WhatsApp */
.wa-float {
    position: fixed; right: 22px; bottom: 22px; z-index: 40; width: 58px; height: 58px; border-radius: 50%; background: #25d366; color: #fff;
    display: grid; place-items: center; box-shadow: 0 12px 30px -8px rgba(37, 211, 102, .6); transition: transform .3s var(--ease);
}
.wa-float svg { width: 30px; height: 30px; }
.wa-float:hover { transform: scale(1.08); }
.wa-float::before { content: ''; position: absolute; inset: 0; border-radius: 50%; border: 2px solid #25d366; animation: wapulse 2.4s ease-out infinite; }
@keyframes wapulse { from { transform: scale(1); opacity: .7; } to { transform: scale(1.6); opacity: 0; } }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(5, 5, 5, .96); display: grid; place-items: center; opacity: 0; visibility: hidden; transition: opacity .35s, visibility .35s; }
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox figure { margin: 0; max-width: min(1200px, 90vw); text-align: center; }
.lightbox img { max-height: 82vh; width: auto; margin: 0 auto; box-shadow: 0 40px 80px rgba(0, 0, 0, .5); }
.lightbox figcaption { color: rgba(255, 255, 255, .7); margin-top: 1rem; font-family: var(--serif); font-size: 1.2rem; }
.lightbox button { position: absolute; color: #fff; width: 54px; height: 54px; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, .25); border-radius: 50%; transition: all .3s; }
.lightbox button:hover { background: var(--gold); color: var(--black); border-color: var(--gold); }
.lb-close { top: 22px; right: 22px; }
.lb-prev { left: 22px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 22px; top: 50%; transform: translateY(-50%); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.reveal.is-visible { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
    .main-nav { gap: 1.4rem; }
    .main-nav a { font-size: .68rem; letter-spacing: .12em; }
}
@media (max-width: 1080px) {
    :root { --header-h: 76px; }
    .main-nav, .header-cta { display: none; }
    .menu-toggle { display: block; }
    .header-actions { margin-left: auto; }
    .collection-grid { grid-template-columns: repeat(2, 1fr); }
    .collection-card { aspect-ratio: 4/4; }
    .collection-info p { max-height: none; opacity: 1; }
    .product-grid { grid-template-columns: repeat(3, 1fr); }
    .project-grid-feature { grid-template-columns: repeat(2, 1fr); }
    .project-grid-feature .is-wide { grid-column: span 2; grid-row: auto; aspect-ratio: 16/9; }
    .project-grid-feature .project-card:not(.is-wide) { aspect-ratio: 4/3.4; min-height: 0; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .process { grid-template-columns: repeat(2, 1fr); }
    .value-grid { grid-template-columns: repeat(2, 1fr); }
    .project-overlay .link-arrow { opacity: 1; transform: none; }
}
@media (max-width: 860px) {
    .intro-grid, .split, .detail-grid, .contact-grid, .project-detail, .mv-grid { grid-template-columns: 1fr; }
    .split-reverse .split-media { order: 0; }
    .intro-badge { right: 0; }
    .stats { grid-template-columns: 1fr 1fr; }
    .stat:nth-child(3) { border-left: 0; padding-left: 0; }
    .stat { padding-bottom: 1.6rem; }
    .service-grid, .project-grid { grid-template-columns: 1fr 1fr; }
    .section-head { flex-direction: column; align-items: flex-start; }
    .section-head.center { align-items: center; }
    .cta-inner { flex-direction: column; align-items: flex-start; }
    .detail-gallery, .project-facts { position: static; }
    .masonry { columns: 2; }
    .hero-arrows { display: none; }
    .framed img { aspect-ratio: 4/3.6; }
}
@media (max-width: 600px) {
    body { font-size: 15px; }
    .brand-text { display: none; }
    .product-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
    .product-body h3 { font-size: 1.25rem; }
    .product-cta { display: none; }
    .collection-grid, .service-grid, .project-grid, .project-grid-feature { grid-template-columns: 1fr; }
    .project-grid-feature .is-wide { grid-column: auto; aspect-ratio: 4/3.4; }
    .value-grid { grid-template-columns: 1fr 1fr; gap: 28px 16px; }
    .process { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .footer-grid { grid-template-columns: 1fr; }
    .corner { width: 40px; height: 40px; }
    .corner-tr { top: 14px; right: 14px; }
    .corner-bl { bottom: 14px; left: 14px; }
    .hero-controls { bottom: 28px; }
    .hero-dots button { width: 34px; }
    .hero-actions .btn { flex: 1 1 auto; }
    .masonry { columns: 1; }
    .intro-badge { padding: 1.1rem 1.3rem; min-width: 0; bottom: 20px; }
    .intro-badge strong { font-size: 2.2rem; }
    .detail-thumbs { grid-template-columns: repeat(4, 1fr); }
    .quote-actions .btn { flex: 1 1 auto; }
    .cta-actions, .cta-actions .btn { width: 100%; }
    .lb-prev, .lb-next { top: auto; bottom: 22px; transform: none; }
    .wa-float { width: 52px; height: 52px; right: 16px; bottom: 16px; }
    .map-wrap { height: 320px; }
}
@media (min-width: 861px) { .scroll-hint { display: flex; } .hero-controls ~ .scroll-hint { display: none; } }
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
    .reveal { opacity: 1; transform: none; }
}