/* ==========================================================================
   Messe Teknoloji — Landing
   ========================================================================== */

:root {
    --bg: #07080a;
    --bg-2: #0d0f13;
    --bg-3: #14171d;
    --reveal-shift: 80px;
    --bg-tint: rgba(255,255,255,.024); /* --bg-2 tonu; zemin ızgarası altından görünür */
    --line: rgba(255, 255, 255, .09);
    --line-2: rgba(255, 255, 255, .16);
    --text: #f3f4f6;
    --muted: #8b919c;
    --accent: #5fd0ff;
    --accent-2: #6b7bff;
    --grad: linear-gradient(100deg, #ffffff 0%, #9fe1ff 40%, #6b7bff 100%);
    --radius: 18px;
    --container: 1240px;
    --ease: cubic-bezier(.2, .7, .1, 1);
    --font: "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -.02em; line-height: 1.08; }
h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); }
h3 { font-size: 1.2rem; letter-spacing: -.01em; }
p { margin: 0; }
::selection { background: var(--accent); color: #000; }

.container { width: min(100% - 32px, var(--container)); margin-inline: auto; }
.muted { color: var(--muted); }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.icon { width: 1.25em; height: 1.25em; flex: none; }

.skip { position: absolute; left: -999px; top: 8px; background: #fff; color: #000; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

.eyebrow {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: .74rem; font-weight: 500; letter-spacing: .22em; text-transform: uppercase;
    color: var(--muted); margin-bottom: 22px;
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); animation: pulse 2.4s infinite; }
@keyframes pulse { 50% { opacity: .35; } }

/* ---------- Buttons ---------- */
.btn {
    --h: 52px;
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    height: var(--h); padding: 0 26px; border-radius: 999px;
    font: 500 .95rem/1 var(--font); letter-spacing: .01em;
    border: 1px solid transparent; cursor: pointer;
    transition: transform .4s var(--ease), background .3s, color .3s, border-color .3s, box-shadow .3s;
}
.btn .icon { transition: transform .4s var(--ease); }
.btn:hover .icon { transform: translateX(4px); }
.btn--primary { background: #fff; color: #000; box-shadow: 0 10px 40px -10px rgba(95, 208, 255, .55); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 50px -10px rgba(95, 208, 255, .75); }
.btn--ghost { border-color: var(--line-2); color: var(--text); background: rgba(255,255,255,.02); backdrop-filter: blur(8px); }
.btn--ghost:hover { border-color: #fff; }
.btn--light { background: #fff; color: #000; }
.btn--light:hover { background: var(--accent); }
.btn--sm { --h: 40px; padding: 0 18px; font-size: .85rem; }
.btn--block { width: 100%; }

/* ---------- Nav ---------- */
.nav {
    position: fixed; inset: 0 0 auto; z-index: 50;
    transition: background .4s, border-color .4s;
    border-bottom: 1px solid transparent;
}
.nav.is-scrolled { background: rgba(7, 8, 10, .72); backdrop-filter: saturate(1.4) blur(16px); -webkit-backdrop-filter: saturate(1.4) blur(16px); border-color: var(--line); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 78px; transition: height .35s var(--ease); }
.nav.is-scrolled .nav__inner { height: 56px; }
.nav__brand svg { height: 40px; width: auto; color: #fff; transition: height .35s var(--ease); }
.nav.is-scrolled .nav__brand svg { height: 30px; }
.nav__links { display: flex; align-items: center; gap: 34px; font-size: .9rem; }
.nav__links a:not(.btn) { color: #c9cdd4; position: relative; transition: color .3s; }
.nav__links a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 100%; height: 1px; background: #fff; transform: scaleX(0); transform-origin: right; transition: transform .4s var(--ease); }
.nav__links a:not(.btn):hover { color: #fff; }
.nav__links a:not(.btn):hover::after { transform: scaleX(1); transform-origin: left; }
.nav__toggle { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; position: relative; }
.nav__toggle span { position: absolute; left: 11px; right: 11px; height: 1.5px; background: #fff; transition: transform .4s var(--ease); }
.nav__toggle span:first-child { top: 18px; }
.nav__toggle span:last-child { top: 25px; }
.nav.is-open .nav__toggle span:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav.is-open .nav__toggle span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

/* ---------- Hero (video + motion graphic) ---------- */
.hero {
    position: relative; min-height: 100svh; display: flex; align-items: flex-end;
    padding: 120px 0 120px; overflow: hidden; isolation: isolate; background: #050608;
}
.hero__media { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.hero__video {
    position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 0;
    transform: scale(1.06); transition: transform 8s linear;
}
.hero.is-revealed .hero__video { transform: scale(1); }
.hero__led { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__led.is-done { opacity: 0; visibility: hidden; transition: opacity .6s, visibility 0s .6s; }
.hero__vignette {
    position: absolute; inset: 0; z-index: -1; pointer-events: none;
    background: linear-gradient(to top, rgba(5,6,8,.96) 0%, rgba(5,6,8,.8) 28%, rgba(5,6,8,.28) 44%, transparent 58%, transparent 88%, rgba(5,6,8,.45) 100%);
}
.hero__content { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 48px; align-items: end; }
.hero__title { font-size: clamp(2.2rem, 4.4vw, 4.1rem); font-weight: 600; letter-spacing: -.04em; line-height: 1.02; margin-bottom: 22px; text-wrap: balance; }
.hero__lead { max-width: 520px; color: #c3c8cf; font-size: clamp(.98rem, 1.2vw, 1.05rem); margin-bottom: 30px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }

/* HUD proje kartı */
.hud {
    position: relative; padding: 24px 24px 20px;
    background: linear-gradient(160deg, rgba(14,17,22,.72), rgba(8,10,13,.55));
    border: 1px solid rgba(255,255,255,.1); border-radius: 4px;
    backdrop-filter: blur(14px) saturate(1.3); -webkit-backdrop-filter: blur(14px) saturate(1.3);
    opacity: 0; transform: translateY(20px); clip-path: inset(0 0 100% 0);
    transition: opacity .6s var(--ease), transform .9s var(--ease), clip-path 1.1s var(--ease);
}
.hero.is-revealed .hud { opacity: 1; transform: none; clip-path: inset(0 0 0 0); transition-delay: .35s; }
.hud__corner { position: absolute; width: 14px; height: 14px; border: 0 solid var(--accent); }
.hud__corner--tl { top: -1px; left: -1px; border-top-width: 2px; border-left-width: 2px; }
.hud__corner--tr { top: -1px; right: -1px; border-top-width: 2px; border-right-width: 2px; }
.hud__corner--bl { bottom: -1px; left: -1px; border-bottom-width: 2px; border-left-width: 2px; }
.hud__corner--br { bottom: -1px; right: -1px; border-bottom-width: 2px; border-right-width: 2px; }
.hud__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.hud__live { display: inline-flex; align-items: center; gap: 8px; font-size: .68rem; letter-spacing: .2em; text-transform: uppercase; color: #aeb4bd; }
.hud__live i { width: 7px; height: 7px; border-radius: 50%; background: #ff4d4d; box-shadow: 0 0 10px #ff4d4d; animation: pulse 1.6s infinite; }
.hud__play { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line-2); background: transparent; color: #fff; display: grid; place-items: center; cursor: pointer; transition: border-color .3s, background .3s; }
.hud__play:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.hud__play svg { width: 13px; height: 13px; fill: currentColor; }
.hud__play .i-play, .hud.is-paused .hud__play .i-pause { display: none; }
.hud.is-paused .hud__play .i-play { display: block; }
.hud__client { font-size: .78rem; color: var(--accent); letter-spacing: .04em; margin-bottom: 4px; }
.hud__title { font-size: 1.45rem; font-weight: 600; letter-spacing: -.02em; margin-bottom: 8px; }
.hud__loc { display: flex; gap: 8px; align-items: flex-start; font-size: .8rem; color: #9aa1ab; line-height: 1.45; margin-bottom: 18px; }
.hud__loc .icon { width: 15px; height: 15px; margin-top: 1px; }
.hud__specs { display: grid; grid-template-columns: 1fr 1fr; margin: 0 0 16px; border-top: 1px solid var(--line); }
.hud__specs div {
    padding: 12px 0 10px; border-bottom: 1px solid var(--line);
    opacity: 0; transform: translateX(-10px); transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.hud__specs div:nth-child(2n) { padding-left: 16px; border-left: 1px solid var(--line); }
.hero.is-revealed .hud__specs div { opacity: 1; transform: none; transition-delay: calc(.8s + var(--i) * .12s); }
.hud__specs dt { font-size: .64rem; letter-spacing: .16em; text-transform: uppercase; color: #8b919c; margin-bottom: 2px; }
.hud__specs dd { margin: 0; font-size: 1.05rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.hud__progress { height: 2px; background: rgba(255,255,255,.1); overflow: hidden; }
.hud__progress span { display: block; height: 100%; width: 100%; background: var(--grad); transform-origin: left; transform: scaleX(0); }

/* Videonun son karesinde proje bilgileri görselin içinde; büyük ekranda kart ince oynatıcı şeridine döner */
@media (min-width: 769px) {
    .hud {
        display: flex; align-items: center; gap: 22px; padding: 14px 0 0;
        background: none; border: 0; border-top: 1px solid var(--line); border-radius: 0;
        backdrop-filter: none; -webkit-backdrop-filter: none;
    }
    .hud__corner { display: none; }
    .hud__head { flex-direction: row-reverse; gap: 14px; margin: 0; }
    .hud__client, .hud__title, .hud__loc, .hud__specs {
        position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap;
    }
    .hud__progress { flex: 1; margin: 0; }
    .hero .hud__link { margin: 0; flex: none; }
}
@media (min-width: 1025px) {
    .hero { padding-bottom: 84px; }
    .hero__content { grid-template-columns: 1fr; gap: 22px; }
    /* Metin videonun boş alt bandına yatay yerleşir */
    .hero__text {
        display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 500px); grid-template-rows: min-content 1fr min-content; column-gap: 48px; align-items: end;
        grid-template-areas: "eyebrow lead" "title lead" "title cta";
    }
    .hero__text .eyebrow { grid-area: eyebrow; }
    .hero__title { grid-area: title; margin-bottom: 0; font-size: clamp(2.2rem, 3.8vw, 3.6rem); }
    .hero__lead { grid-area: lead; max-width: none; margin-bottom: 18px; }
    .hero__cta { grid-area: cta; flex-wrap: nowrap; }
}

.hero__ticker {
    position: absolute; left: 0; right: 0; bottom: 0;
    border-top: 1px solid var(--line); background: rgba(7,8,10,.6); backdrop-filter: blur(10px);
    overflow: hidden; padding: 18px 0;
}
.ticker { display: flex; align-items: center; gap: 36px; width: max-content; animation: ticker 40s linear infinite; }
.ticker span { font-size: .78rem; letter-spacing: .3em; color: #aab0ba; white-space: nowrap; }
.ticker i { width: 5px; height: 5px; background: var(--accent); border-radius: 1px; box-shadow: 0 0 10px var(--accent); }
@keyframes ticker { to { transform: translateX(-50%); } }

.hero__scroll { display: none; position: absolute; right: max(16px, calc((100vw - var(--container)) / 2)); bottom: 90px; width: 26px; height: 42px; border: 1px solid var(--line-2); border-radius: 20px; }
.hero__scroll span { position: absolute; left: 50%; top: 8px; width: 2px; height: 8px; margin-left: -1px; background: #fff; border-radius: 2px; animation: scroll 1.8s var(--ease) infinite; }
@keyframes scroll { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------- Sections ---------- */
.section { padding: clamp(90px, 12vw, 160px) 0; position: relative; }
.section--dark { background: var(--bg-tint); border-block: 1px solid var(--line); }
.section__head { max-width: 760px; margin-bottom: 64px; }

/* ---------- Services ---------- */
.services { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.card {
    grid-column: span 2; position: relative; overflow: hidden;
    padding: 26px 26px 24px; border-radius: var(--radius);
    background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.01));
    border: 1px solid var(--line);
    transition: border-color .4s, transform .5s var(--ease);
    transform-style: preserve-3d;
    display: flex; flex-direction: column;
}

.card--feature { grid-column: span 4; grid-row: span 1; background: radial-gradient(120% 140% at 100% 0%, rgba(95,208,255,.14), transparent 55%), linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.01)); }
.card--feature + .card { grid-column: span 2; }
.card:hover { border-color: var(--line-2); }
.card__glow { position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .4s; background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(95,208,255,.12), transparent 40%); }
.card:hover .card__glow { opacity: 1; }
.card__icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 12px; border: 1px solid var(--line-2); flex: none; font-size: 1.3rem; background: rgba(255,255,255,.03); }
.card__num { position: absolute; top: 24px; right: 26px; font-size: .78rem; color: var(--muted); letter-spacing: .15em; }
.card__head { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; padding-right: 30px; }
.card h3 { line-height: 1.2; }
.card p { flex: 1; color: var(--muted); font-size: .92rem; margin-bottom: 18px; max-width: 680px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.tags li { font-size: .74rem; padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; color: #c5cad2; }

/* ---------- LED planner ---------- */
.led { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(40px, 6vw, 90px); align-items: center; }
.led__text h2 { margin-bottom: 22px; }
.led__text > p { margin-bottom: 38px; max-width: 520px; }
.planner { display: grid; gap: 26px; }
.planner__row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.planner label { display: grid; gap: 12px; font-size: .82rem; color: var(--muted); letter-spacing: .04em; }
.planner output { float: right; color: #fff; font-weight: 500; }
.planner label:has(output) { display: block; }
.planner label:has(output) input { margin-top: 14px; }
input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 2px; background: var(--line-2); border-radius: 2px; outline: none; }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 5px rgba(95,208,255,.2); cursor: grab; }
input[type="range"]::-moz-range-thumb { width: 18px; height: 18px; border: 0; border-radius: 50%; background: #fff; box-shadow: 0 0 0 5px rgba(95,208,255,.2); cursor: grab; }
.pitch { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.pitch legend { font-size: .82rem; color: var(--muted); margin-bottom: 12px; padding: 0; }
.pitch__opt input, .chips input { position: absolute; opacity: 0; pointer-events: none; }
.pitch__opt span, .chips span {
    display: inline-block; padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line-2);
    font-size: .85rem; cursor: pointer; transition: all .25s; color: #cfd3d9;
}
.pitch__opt input:checked + span, .chips input:checked + span { background: #fff; color: #000; border-color: #fff; }
.pitch__opt input:focus-visible + span, .chips input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.planner__result { display: grid; grid-template-columns: repeat(2, 1fr); margin: 6px 0 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.planner__result div { padding: 18px 20px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.planner__result div:nth-child(2n) { border-right: 0; }
.planner__result div:nth-last-child(-n+2) { border-bottom: 0; }
.planner__result dt { font-size: .72rem; color: var(--muted); letter-spacing: .12em; text-transform: uppercase; margin-bottom: 6px; }
.planner__result dd { margin: 0; font-size: 1.25rem; font-weight: 600; font-variant-numeric: tabular-nums; }

.led__preview { perspective: 1400px; }
.screen {
    position: relative; aspect-ratio: 16 / 10; border-radius: 6px; overflow: hidden;
    background: #000; border: 6px solid #15181d;
    box-shadow: 0 0 0 1px #262a31, 0 40px 120px -30px rgba(95,208,255,.45), 0 30px 60px -20px rgba(0,0,0,.9);
    transform: rotateY(-10deg) rotateX(3deg); transition: transform .8s var(--ease), aspect-ratio .5s var(--ease);
}
.led__preview:hover .screen { transform: rotateY(-3deg) rotateX(1deg); }
.screen canvas { width: 100%; height: 100%; display: block; }
.screen__label { position: absolute; left: 14px; bottom: 12px; font-size: .72rem; letter-spacing: .14em; padding: 6px 10px; background: rgba(0,0,0,.65); border-radius: 6px; backdrop-filter: blur(6px); }
.screen__stand { width: 30%; height: 14px; margin: 26px auto 0; border-radius: 50%; background: radial-gradient(closest-side, rgba(95,208,255,.25), transparent); filter: blur(4px); }

/* ---------- Showroom ---------- */
.showroom__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 7vw, 110px); align-items: center; }
.showroom__media { position: relative; margin: 0; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 5; }
.showroom__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.08); transition: opacity 1.2s var(--ease), transform 0s 1.2s; }
.showroom__media img.is-active { opacity: 1; transform: scale(1); transition: opacity 1.2s var(--ease), transform 6s var(--ease); }
.showroom__media[data-slider] { touch-action: pan-y; }
.slider__dots { position: absolute; left: 30px; bottom: 26px; z-index: 2; display: flex; gap: 4px; margin-left: -6px; }
.slider__dots button { width: 34px; height: 24px; padding: 0 6px; border: 0; background: none; cursor: pointer; }
.slider__dots button::before { content: ""; display: block; height: 2px; background: rgba(255,255,255,.35); transition: background .3s; }
.slider__dots button:hover::before { background: rgba(255,255,255,.7); }
.slider__dots button[aria-current]::before { background: #fff; }
.slider__nav { position: absolute; right: 20px; bottom: 18px; z-index: 2; display: flex; gap: 8px; }
.slider__nav button { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.3); background: rgba(7,8,10,.45); color: #fff; cursor: pointer; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); transition: background .3s, border-color .3s; }
.slider__nav button:hover { background: rgba(7,8,10,.75); border-color: #fff; }
.slider__nav .icon { width: 17px; height: 17px; }
.showroom__media::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(110deg, rgba(7,8,10,.85) 0%, rgba(7,8,10,.25) 45%, transparent 70%); }
.showroom__media figcaption { position: absolute; left: 30px; top: 50%; transform: translateY(-50%); z-index: 1; font-size: .82rem; letter-spacing: .38em; line-height: 2.1; color: #e7e9ec; }
.showroom__media .line { display: block; width: 34px; height: 2px; background: #fff; margin-bottom: 20px; }
.showroom__text h2 { margin-bottom: 26px; }
.showroom__text > p { color: #b4b9c1; margin-bottom: 28px; }
.checks { list-style: none; padding: 0; margin: 0 0 36px; display: grid; gap: 14px; }
.checks li { display: flex; gap: 12px; align-items: center; color: #d6d9de; }
.checks .icon { color: var(--accent); }

/* ---------- Stats ---------- */
.stats { border-block: 1px solid var(--line); }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 56px 28px; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat strong { display: block; font-size: clamp(2.6rem, 5vw, 4rem); font-weight: 600; letter-spacing: -.04em; line-height: 1; margin-bottom: 12px; font-variant-numeric: tabular-nums; }
.stat > span { color: var(--muted); font-size: .9rem; }

/* ---------- Process ---------- */
.process { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: p; }
.process__step { padding: 30px 26px 34px 0; border-top: 1px solid var(--line-2); position: relative; transition-delay: var(--d); }
.process__step::before { content: ""; position: absolute; top: -1px; left: 0; height: 1px; width: 0; background: var(--grad); transition: width 1.2s var(--ease) calc(var(--d) + .2s); }
.process__step.is-visible::before { width: 100%; }
.process__num { display: block; font-size: .8rem; color: var(--accent); letter-spacing: .2em; margin-bottom: 40px; }
.process__step h3 { margin-bottom: 12px; }
.process__step p { color: var(--muted); font-size: .94rem; }

/* ---------- Band ---------- */
.band { position: relative; overflow: hidden; padding: clamp(90px, 12vw, 150px) 0; isolation: isolate; border-block: 1px solid var(--line); }
.band::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(ellipse at center, rgba(7,8,10,.25), rgba(7,8,10,.85) 75%); pointer-events: none; }
.band__inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.band h2 { font-size: clamp(2rem, 5vw, 4rem); }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(40px, 6vw, 90px); }
.contact__info h2 { margin-bottom: 36px; }
.contact__list { list-style: none; padding: 0; margin: 0 0 32px; display: grid; gap: 4px; }
.contact__list li { display: flex; align-items: center; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); color: #d9dce1; }
.contact__list .icon { color: var(--muted); }
.contact__list a:hover { color: #fff; }
.map { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); aspect-ratio: 16 / 9; filter: grayscale(1) invert(.92) contrast(.9); }
.map iframe { width: 100%; height: 100%; border: 0; display: block; }

.form { padding: clamp(26px, 4vw, 44px); border-radius: calc(var(--radius) + 6px); border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.008)); display: grid; gap: 18px; align-content: start; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { position: relative; display: block; }
.field input, .field textarea {
    width: 100%; padding: 26px 18px 10px; border-radius: 12px;
    background: rgba(255,255,255,.03); border: 1px solid var(--line); color: #fff;
    font: 400 .98rem var(--font); outline: none; transition: border-color .3s, background .3s; resize: vertical;
}
.field input:focus, .field textarea:focus { border-color: var(--accent); background: rgba(95,208,255,.04); }
.field span { position: absolute; left: 19px; top: 18px; color: var(--muted); font-size: .95rem; pointer-events: none; transition: all .25s var(--ease); }
.field input:focus + span, .field input:not(:placeholder-shown) + span,
.field textarea:focus + span, .field textarea:not(:placeholder-shown) + span { top: 8px; font-size: .7rem; letter-spacing: .08em; color: var(--accent); }
.field.is-invalid input, .field.is-invalid textarea { border-color: #ff6b6b; }
.chips { border: 0; padding: 0; margin: 4px 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips legend { font-size: .82rem; color: var(--muted); margin-bottom: 12px; padding: 0; }
.chips span { font-size: .8rem; padding: 8px 14px; }
.hp { position: absolute; left: -9999px; }
.form__hint { margin: -8px 0 0; font-size: .8rem; color: var(--muted); }
.form__status { min-height: 1.4em; font-size: .9rem; color: var(--accent); }
.form__status.is-error { color: #ff8f8f; }
.form.is-loading button { opacity: .6; pointer-events: none; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 70px 0 30px; background: var(--bg-tint); }
.footer__inner { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; padding-bottom: 50px; }
.footer__brand svg { height: 46px; width: auto; color: #fff; margin-bottom: 18px; }
.footer__brand p, .footer__meta span { color: var(--muted); font-size: .88rem; }
.footer__nav, .footer__meta { display: grid; gap: 10px; align-content: start; font-size: .9rem; color: #c3c7ce; }
.footer__nav a:hover, .footer__meta a:hover { color: #fff; }
.footer__bottom { display: flex; justify-content: space-between; padding-top: 26px; border-top: 1px solid var(--line); font-size: .8rem; color: var(--muted); }

/* ---------- WhatsApp ---------- */
/* Sticky: ekranın altında sabit durur, alt bilgiye gelince onun üstünde kalır. Negatif margin yer kaplamasını önler. */
.wa { position: sticky; bottom: 36px; z-index: 40; width: 54px; height: 54px; margin: -74px 20px 20px auto; border-radius: 50%; display: grid; place-items: center; background: #25d366; color: #fff; box-shadow: 0 10px 30px -6px rgba(37,211,102,.6); transition: transform .3s var(--ease); }
.wa:hover { transform: scale(1.08); }
.wa svg { width: 28px; height: 28px; }

/* ---------- Reveal ---------- */
/* Kaydırınca giriş: varsayılan alttan; --left soldan, --right sağdan */
.reveal { --rx: 0px; --ry: 40px; opacity: 0; transform: translate3d(var(--rx), var(--ry), 0); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.reveal--left { --rx: calc(var(--reveal-shift) * -1); --ry: 0px; }
.reveal--right { --rx: var(--reveal-shift); --ry: 0px; }
.projects .pcard:nth-child(3n+1) { --rx: calc(var(--reveal-shift) * -1); --ry: 0px; }
.projects .pcard:nth-child(3n) { --rx: var(--reveal-shift); --ry: 0px; }
.reveal.is-visible { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .hero__content { grid-template-columns: 1fr; gap: 32px; }
    .hud { max-width: 460px; }
    .services { grid-template-columns: repeat(2, 1fr); }
    .card, .card--feature, .card--feature + .card, .card:nth-child(4), .card:nth-child(5) { grid-column: span 1; }
    .card--feature { grid-column: span 2; }
    .led, .showroom__grid, .contact { grid-template-columns: 1fr; }
    .led__preview { order: -1; }
    .process { grid-template-columns: repeat(2, 1fr); }
    .stats__grid { grid-template-columns: repeat(2, 1fr); }
    .stat:nth-child(2) { border-right: 0; }
    .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .footer__inner { grid-template-columns: 1fr 1fr; }
    .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
    .nav__toggle { display: block; }
    .nav__links {
        position: fixed; inset: 78px 0 auto; flex-direction: column; align-items: flex-start; gap: 0;
        background: rgba(7,8,10,.97); backdrop-filter: blur(16px); padding: 10px 16px 26px;
        border-bottom: 1px solid var(--line);
        clip-path: inset(0 0 100% 0); transition: clip-path .5s var(--ease); visibility: hidden;
    }
    .nav.is-scrolled .nav__links { top: 56px; }
    .nav.is-open .nav__links { clip-path: inset(0 0 0 0); visibility: visible; }
    .nav.is-open { background: rgba(7,8,10,.97); }
    .nav__links a:not(.btn) { padding: 16px 0; width: 100%; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
    .nav__links .btn { margin-top: 20px; }
    .nav__brand svg { height: 34px; }

    .services, .process { grid-template-columns: 1fr; }
    .card__head { gap: 12px; padding-right: 22px; }
    .card h3 { font-size: clamp(.9rem, 4.4vw, 1.05rem); }
    .card, .card--feature, .card:nth-child(5) { grid-column: auto; }
    .planner__row, .form__row { grid-template-columns: 1fr; }
    .stat { padding: 36px 16px; }
    /* Mobil: video üstte görünür blok, içerik altında */
    .hero { display: block; min-height: 0; padding: 0 0 92px; }
    /* Video kırpılmadan tam kare görünür; üstü sabit menünün altında kalmaz */
    .hero__media { position: relative; inset: auto; margin-top: var(--hero-top, 76px); aspect-ratio: 16 / 9; }
    .hero__vignette { display: none; }
    .hero__content { position: relative; margin-top: 28px; }
    .hero__title { font-size: 2.3rem; }
    .hud { padding: 18px 18px 16px; }
    .hud__title { font-size: 1.2rem; }
    .hud__loc { margin-bottom: 12px; }
    .showroom__media figcaption { left: 20px; font-size: .72rem; }
    .slider__dots { left: 20px; bottom: 22px; }
    .slider__nav { right: 14px; bottom: 14px; }
    .footer__inner { grid-template-columns: 1fr; }
    .footer__bottom { flex-direction: column; gap: 10px; }
    .screen { transform: none; }
}

@media (max-width: 768px) {
    :root { --reveal-shift: 32px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
    .reveal { opacity: 1; transform: none; }
}

/* ---------- Zemin LED dokusu ----------
   Tüm sitede belli belirsiz ızgara; imleç gezdiğinde altındaki hücrelerde dairesel LED'ler hafifçe yanar. */
.bg-leds { position: fixed; inset: 0; z-index: -1; pointer-events: none; --cell: 20px; }
.bg-leds::before, .bg-leds::after { content: ""; position: absolute; inset: 0; background-size: var(--cell) var(--cell); }
.bg-leds::before {
    background-image:
        linear-gradient(to right, rgba(255,255,255,.024) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,.024) 1px, transparent 1px);
}
.bg-leds::after {
    background-image: radial-gradient(circle, rgba(170,232,255,.95) 0 1.2px, rgba(95,208,255,.3) 2.2px, transparent 4.5px);
    opacity: 0; transition: opacity .6s;
    -webkit-mask-image: radial-gradient(circle 230px at var(--gx, -999px) var(--gy, -999px), #000 0%, rgba(0,0,0,.4) 40%, transparent 100%);
            mask-image: radial-gradient(circle 230px at var(--gx, -999px) var(--gy, -999px), #000 0%, rgba(0,0,0,.4) 40%, transparent 100%);
}
.has-pointer .bg-leds::after { opacity: .22; }
@media (prefers-reduced-motion: reduce) { .bg-leds::after { display: none; } }

/* ==========================================================================
   Projeler
   ========================================================================== */
.nav__links a.is-active { color: #fff; }
.nav__links a.is-active::after { transform: scaleX(1); }

.section__head--split { max-width: none; display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; }
.section--tight { padding: clamp(50px, 7vw, 90px) 0; }
.section--flush { padding-top: 0; }

.hud__link { display: inline-flex; align-items: center; gap: 8px; margin-top: 14px; font-size: .8rem; color: #dfe3e8; transition: color .3s; }
.hud__link:hover { color: var(--accent); }
.hud__link .icon { width: 15px; height: 15px; transition: transform .4s var(--ease); }
.hud__link:hover .icon { transform: translateX(4px); }

.projects { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pcard { border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.008)); overflow: hidden; transition: border-color .4s, opacity 1s var(--ease), transform .6s var(--ease); }
.pcard:hover { border-color: var(--line-2); transform: translateY(-4px); }
.pcard.is-hidden { display: none; }
.pcard__link { display: flex; flex-direction: column; height: 100%; }
.pcard__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: #0b0d10; }
.pcard__media img, .pcard__media video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.pcard__media img { transition: transform 1.2s var(--ease), filter .6s; filter: saturate(.9) brightness(.92); }
.pcard:hover .pcard__media img { transform: scale(1.05); filter: none; }
.pcard__media video { opacity: 0; transition: opacity .6s; }
.pcard__media video.is-playing { opacity: 1; }
.pcard__media::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(circle at center, transparent 0 1px, rgba(0,0,0,.6) 1.5px) 0 0 / 4px 4px; opacity: .18; mix-blend-mode: multiply; }
.pcard__cat, .pcard__play {
    position: absolute; top: 14px; z-index: 1; display: inline-flex; align-items: center; gap: 6px;
    font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; padding: 6px 10px; border-radius: 999px;
    background: rgba(5,6,8,.65); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,.12);
}
.pcard__cat { left: 14px; }
.pcard__play { right: 14px; }
.pcard__play .icon { width: 10px; height: 10px; fill: currentColor; stroke: none; }
.pcard__body { padding: 24px 24px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.pcard__client { font-size: .78rem; color: var(--accent); letter-spacing: .03em; }
.pcard__body h3 { font-size: 1.3rem; }
.pcard__sum { color: var(--muted); font-size: .92rem; }
.pcard__specs { list-style: none; padding: 0; margin: 4px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.pcard__specs li { font-size: .74rem; padding: 5px 11px; border-radius: 999px; border: 1px solid var(--line); color: #cfd3d9; font-variant-numeric: tabular-nums; }
.pcard__more { margin-top: auto; padding-top: 12px; display: inline-flex; align-items: center; gap: 8px; font-size: .85rem; font-weight: 500; }
.pcard__more .icon { width: 16px; height: 16px; transition: transform .4s var(--ease); }
.pcard:hover .pcard__more .icon { transform: translateX(5px); }

.pcard--lead { grid-column: 1 / -1; }
.pcard--lead .pcard__link { display: grid; grid-template-columns: 1.45fr 1fr; }
.pcard--lead .pcard__media { aspect-ratio: auto; min-height: 420px; }
.pcard--lead .pcard__body { padding: clamp(28px, 4vw, 48px); justify-content: center; gap: 14px; }
.pcard--lead .pcard__body h3 { font-size: clamp(1.6rem, 2.6vw, 2.3rem); }
.pcard--lead .pcard__sum { font-size: 1rem; }

/* Liste sayfası başlığı */
.page-head { padding-top: clamp(140px, 16vw, 200px); padding-bottom: clamp(50px, 6vw, 80px); }
.page-head__title { font-size: clamp(2.6rem, 6.5vw, 5.4rem); letter-spacing: -.045em; line-height: 1; margin-bottom: 24px; }
.page-head__lead { max-width: 560px; color: #b4b9c1; }
.notice { display: inline-block; margin-bottom: 30px; padding: 10px 16px; border-radius: 10px; border: 1px solid rgba(255,143,143,.35); color: #ffb3b3; font-size: .9rem; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 40px; }
.filters button { font: 500 .85rem var(--font); color: #cfd3d9; background: transparent; border: 1px solid var(--line-2); padding: 9px 16px; border-radius: 999px; cursor: pointer; transition: all .25s; }
.filters button sup { font-size: .65rem; color: var(--muted); margin-left: 2px; }
.filters button:hover { border-color: #fff; }
.filters button.is-active { background: #fff; color: #000; border-color: #fff; }
.filters button.is-active sup { color: #555; }

/* Detay sayfası */
.phero { position: relative; min-height: 86svh; display: flex; align-items: flex-end; padding: 140px 0 70px; isolation: isolate; overflow: hidden; }
.phero__media { position: absolute; inset: 0; z-index: -1; }
.phero__media video, .phero__media img { width: 100%; height: 100%; object-fit: cover; }
.phero__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, var(--bg) 0%, rgba(5,6,8,.7) 30%, rgba(5,6,8,.1) 65%, rgba(5,6,8,.6) 100%); }
.back { display: flex; width: fit-content; align-items: center; gap: 8px; font-size: .85rem; color: #c9cdd4; margin-bottom: 28px; transition: color .3s; }
.back:hover { color: #fff; }
.phero__title { font-size: clamp(2.6rem, 7vw, 6rem); letter-spacing: -.045em; line-height: 1; margin-bottom: 14px; }
.phero__client { font-size: clamp(1rem, 1.6vw, 1.25rem); color: var(--accent); }
/* İletişim sayfası bannerı */
.phero--contact { min-height: clamp(460px, 64svh, 660px); padding-bottom: 56px; }
.phero--contact .phero__media img { object-position: 65% 50%; }
.phero--contact .phero__media::after { background: linear-gradient(to top, var(--bg) 0%, rgba(5,6,8,.82) 34%, rgba(5,6,8,.15) 68%, rgba(5,6,8,.6) 100%); }
.phero--contact .eyebrow { color: #e7e9ec; }
.phero--contact .phero__title { font-size: clamp(2.6rem, 6vw, 5rem); margin-bottom: 18px; }
.phero__lead { max-width: 560px; color: #d6d9de; margin: 0; }

.pdetail { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(40px, 6vw, 90px); align-items: start; }
.pdetail__specs { display: grid; grid-template-columns: 1fr 1fr; margin: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.pdetail__specs div { padding: 22px 24px; border-bottom: 1px solid var(--line); }
.pdetail__specs div:nth-child(2n) { border-left: 1px solid var(--line); }
.pdetail__specs div:last-child:nth-child(odd) { grid-column: 1 / -1; }
.pdetail__specs div:nth-last-child(-n+1) { border-bottom: 0; }
.pdetail__specs dt { font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.pdetail__specs dd { margin: 0; font-size: 1.5rem; font-weight: 600; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.pdetail__specs dd.small { font-size: 1rem; font-weight: 500; letter-spacing: 0; }
.pdetail__body p { color: #c3c8cf; font-size: 1.05rem; margin-bottom: 20px; }
.pdetail__body .btn { margin-top: 12px; }

.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.gallery__item { border-radius: 12px; overflow: hidden; aspect-ratio: 16 / 10; border: 1px solid var(--line); transition-delay: var(--d); }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.gallery__item:hover img { transform: scale(1.06); }

.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(0,0,0,.92); display: grid; place-items: center; padding: 24px; }
.lightbox[hidden] { display: none; }
.lightbox img { max-width: 100%; max-height: 90vh; border-radius: 8px; }
.lightbox__close { position: absolute; top: 18px; right: 22px; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-2); background: transparent; color: #fff; font-size: 1.6rem; cursor: pointer; }

.band--plain { background: radial-gradient(ellipse at 80% 50%, rgba(95,208,255,.12), transparent 60%), var(--bg-tint); }

@media (max-width: 1024px) {
    .projects { grid-template-columns: repeat(2, 1fr); }
    .pcard--lead .pcard__link { grid-template-columns: 1fr; }
    .pcard--lead .pcard__media { min-height: 0; aspect-ratio: 16 / 10; }
    .pdetail { grid-template-columns: 1fr; }
    .gallery { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
    .projects { grid-template-columns: 1fr; }
    .pdetail__specs dd { font-size: 1.2rem; }
    .pdetail__specs div { padding: 18px; }
    .phero { min-height: 70svh; }
    .phero--contact { min-height: 460px; }
}