/* ==========================================================================
   Ana sayfa — yalnızca ana sayfaya özel stiller (heykel sahnesi, hero,
   manifesto, hizmet listesi, montaj, kelime şeridi, rakamlar, beta, kapanış).
   Token'lar, layout ve ortak bileşenler site.css'te; bu dosya ondan SONRA yüklenir.
   ========================================================================== */

/* --------------------------------------------------------------------------
   WebGL sahnesi (sabit, karanlık bölümlerin arkasında)
   -------------------------------------------------------------------------- */
.tn-stage { position: fixed; inset: 0; z-index: 0; pointer-events: none; }
.tn-stage::before {
    content: ""; position: absolute; inset: 0;
    background:
        radial-gradient(60% 55% at 72% 52%, rgba(255, 125, 34, 0.075), transparent 70%),
        radial-gradient(120% 90% at 50% 50%, transparent 55%, rgba(0, 0, 0, 0.7));
}
.tn-stage-gl { position: absolute; inset: 0; }
.tn-gl-canvas { position: absolute; inset: 0; width: 100% !important; height: 100% !important; display: block; transition: opacity .2s linear; }
@media (max-width: 820px) {
    .tn-stage::before { background: radial-gradient(80% 45% at 50% 30%, rgba(255, 125, 34, 0.08), transparent 70%), radial-gradient(130% 90% at 50% 40%, transparent 55%, rgba(0, 0, 0, 0.7)); }
}

.tn-hero, .tn-about, .tn-services, .tn-marquee, .tn-bands, .tn-closing { position: relative; z-index: 1; }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.tn-hero { min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end; padding: 120px 0 0; }
.tn-hero-in { padding-bottom: clamp(28px, 5vh, 64px); }
.tn-fallback {
    position: absolute; z-index: -1; right: 6%; top: 50%; width: min(36vw, 520px); transform: translateY(-54%);
    opacity: .9; transition: opacity .8s ease;
}
.tn[data-gl="1"] .tn-fallback { display: none; }
.tn-fallback svg { width: 100%; height: auto; overflow: visible; }

.tn-kicker { display: flex; align-items: center; gap: 12px; color: var(--tn-mute); margin-bottom: clamp(18px, 3vh, 34px); }
.tn-spark { width: 7px; height: 7px; border-radius: 50%; background: var(--tn-amber); box-shadow: 0 0 0 4px var(--tn-amber-soft), 0 0 18px var(--tn-amber); animation: tnPulse 2.4s ease-in-out infinite; }
@keyframes tnPulse { 50% { box-shadow: 0 0 0 7px rgba(255,125,34,0.06), 0 0 28px var(--tn-amber); } }

.tn-h1 {
    font-size: clamp(44px, 6vw, 112px); font-weight: 300; letter-spacing: -0.05em; line-height: .96;
    max-width: 12.5em; width: 62%; color: var(--tn-bone);
}
.tn-h1:focus { outline: none; }
.tn-w { display: inline-block; animation: tnBlurIn 1.25s var(--tn-ease) both; animation-delay: calc(var(--i) * 85ms + 200ms); }
@keyframes tnBlurIn {
    from { opacity: 0; filter: blur(var(--tn-blur, 22px)); transform: translate3d(0, .22em, 0) scale(1.04); }
    60% { filter: blur(2px); }
    to { opacity: 1; filter: none; transform: none; }
}
/* Masaüstü: sol kolon (başlık + alt metin + linkler) heykelin soluna sığar; heykel tuvaliyle kesişmez. */
@media (min-width: 821px) {
    .tn-hero .tn-h1 { width: 42vw; font-size: clamp(40px, 5vw, 96px); }
    .tn-hero .tn-hero-foot { grid-template-columns: minmax(0, 1fr); width: 42vw; gap: 28px; }
    .tn-hero .tn-links a { min-width: 0; width: 100%; max-width: 420px; }
}

.tn-hero-meta {
    display: flex; justify-content: space-between; align-items: center;
    padding: 18px var(--tn-gutter); border-top: 1px solid var(--tn-line); color: var(--tn-mute); font-size: 11px;
}
.tn-scroll { display: inline-flex; align-items: center; gap: 12px; }
.tn-scroll i { position: relative; width: 1px; height: 26px; background: var(--tn-line); overflow: hidden; }
.tn-scroll i::after { content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: var(--tn-amber); animation: tnDrip 1.8s ease-in-out infinite; }
@keyframes tnDrip { to { top: 100%; } }

.tn-sec-head-split { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 32px 64px; align-items: end; }
/* SectionHead başlığı bölüm düzenine kendi boşluğunu eklemesin (bölüm kendi aralığını verir). */
.tn-sec-head-split .tn-sec-head, .tn-asm-copy .tn-sec-head { margin-bottom: 0; }
.tn-sec-aside { display: flex; flex-direction: column; gap: 18px; }
.tn-pcount { display: flex; align-items: baseline; gap: 14px; }
.tn-pcount b { font-size: clamp(72px, 8vw, 132px); font-weight: 300; letter-spacing: -0.06em; line-height: .85; font-variant-numeric: tabular-nums; }
.tn-pcount span { color: #c4520a; }
.tn-sec-sub { color: var(--tn-paper-mute); font-size: 17px; line-height: 1.55; max-width: 34em; }

/* --------------------------------------------------------------------------
   Hakkımızda / manifesto
   -------------------------------------------------------------------------- */
.tn-about { padding: clamp(110px, 18vh, 200px) 0 clamp(80px, 12vh, 140px); background: linear-gradient(to bottom, transparent, rgba(10, 10, 10, .78) 22%, rgba(10, 10, 10, .78)); }
.tn-mani {
    --p: 1;
    font-size: clamp(30px, 4.5vw, 78px); font-weight: 400; letter-spacing: -0.035em; line-height: 1.06;
    max-width: 18em;
}
.tn-mani span {
    opacity: clamp(0.13, calc(var(--p) * (var(--n) + 4) - var(--i)), 1);
    transition: opacity .25s linear;
}
.tn-principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; margin-top: clamp(56px, 9vh, 110px); }
.tn-principle { border-top: 1px solid var(--tn-line); padding-top: 22px; }
.tn-principle .tn-mono { color: var(--tn-amber); }
.tn-principle h3 { font-size: 22px; font-weight: 500; letter-spacing: -0.02em; margin: 14px 0 10px; }
.tn-principle p { color: var(--tn-mute); font-size: 15px; line-height: 1.6; max-width: 26em; }

/* --------------------------------------------------------------------------
   Hizmetler
   -------------------------------------------------------------------------- */
.tn-services { padding: clamp(60px, 10vh, 120px) 0 clamp(90px, 14vh, 160px); background: rgba(10, 10, 10, .78); }
.tn-svc-list { border-bottom: 1px solid var(--tn-line); }
.tn-svc a {
    display: grid; grid-template-columns: 80px minmax(0, 1.1fr) minmax(0, 1fr) 56px; gap: 24px; align-items: start;
    padding: 36px 0; border-top: 1px solid var(--tn-line); position: relative;
}
.tn-svc a::before { content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 1px; background: var(--tn-amber); transform: scaleX(0); transform-origin: left; transition: transform .7s var(--tn-ease); }
.tn-svc a:hover::before { transform: scaleX(1); }
.tn-svc-n { color: var(--tn-amber); padding-top: 12px; }
.tn-svc-t { font-size: clamp(32px, 3.9vw, 64px); font-weight: 300; letter-spacing: -0.045em; line-height: 1; transition: transform .5s var(--tn-ease); }
.tn-svc a:hover .tn-svc-t { transform: translateX(14px); }
.tn-svc-d { color: var(--tn-mute); font-size: 16px; line-height: 1.6; padding-top: 6px; }
.tn-svc-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.tn-svc-tags span { font-size: 10.5px; padding: 6px 10px; border: 1px solid var(--tn-line); border-radius: 999px; color: var(--tn-bone); }
.tn-svc-arrow { justify-self: end; width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--tn-line); display: grid; place-items: center; font-size: 18px; transition: transform .45s var(--tn-ease), background-color .3s, color .3s, border-color .3s; }
.tn-svc a:hover .tn-svc-arrow { transform: rotate(-45deg); background: var(--tn-amber); border-color: var(--tn-amber); color: var(--tn-ink); }

/* --------------------------------------------------------------------------
   Süreç: "plan → çizim → ürün". Önce zeminde planlama masası (PlanBoard):
   notlar düşer (--p1), akışa dizilir (--p2), kod panelinin ayak izinde tel
   çerçeveye döner (--p3); inşa başlayınca notlar/liste neredeyse kaybolur,
   tel çerçeve ince bir iz olarak kalır (--b).
   Sonra her katman (kod, arayüz, telefon) patlatılmış teknik çizim olarak
   durur: kesik kontur, ölçü çizgileri, "+" köşe işaretleri. Kaydırdıkça
   çizgiler kendini çizer (--w), içerik üstten aşağı dolar (--f), katman
   yerine iner (--e). Sticky sahne + doğal kaydırma. JS yalnızca --p1..3, --b, --g1..3,
   --w/--f/--e 1..3, --spin, data-active / data-done ve etkin adıma
   aria-current yazar; JS yoksa veya reduced-motion'da değişkenler 1'e düşer
   = birleşik son hâl. Adımlar: ince çizgi + mono numara + sade başlık/metin.
   -------------------------------------------------------------------------- */
.tn-asm { position: relative; z-index: 1; background: var(--tn-ink); border-top: 1px solid var(--tn-line); padding: clamp(80px, 12vh, 140px) 0; }
.tn-asm[data-anim] { height: 700svh; padding: 0; }
.tn-asm-stage { position: relative; }
.tn-asm[data-anim] .tn-asm-stage { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; align-items: center; overflow: hidden; }
.tn-asm-stage::before {
    content: ""; position: absolute; inset: 0; pointer-events: none;
    background: radial-gradient(50% 60% at 70% 55%, rgba(255, 125, 34, .07), transparent 70%);
}
.tn-asm-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 48px; align-items: center; }
.tn-asm-copy { position: relative; z-index: 2; }
.tn-asm-copy .tn-h2 { margin-bottom: clamp(32px, 6vh, 56px); max-width: 10em; }

.tn-steps { border-bottom: 1px solid var(--tn-line); }
.tn-step { position: relative; display: grid; grid-template-columns: 64px minmax(0, 1fr); column-gap: 16px; padding: 22px 0 24px; border-top: 1px solid var(--tn-line); transition: opacity .45s ease; }
.tn-step-rule { position: absolute; left: 0; right: 0; top: -1px; height: 1px; background: var(--tn-amber); transform: scaleX(0); transform-origin: left; transition: transform .9s var(--tn-ease); }
.tn-step-n { grid-row: 1 / 3; color: var(--tn-mute); padding-top: 5px; transition: color .4s ease; }
.tn-step h3 { font-size: 22px; font-weight: 500; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 6px; }
.tn-step p { color: var(--tn-mute); font-size: 15px; line-height: 1.55; max-width: 34em; }
.tn-asm:not([data-anim]) .tn-step-n { color: var(--tn-amber); }
.tn-asm[data-anim] .tn-step { opacity: .32; }
.tn-asm[data-anim] .tn-step[aria-current] { opacity: 1; }
.tn-step[aria-current] .tn-step-n { color: var(--tn-amber); }
.tn-step[aria-current] .tn-step-rule { transform: scaleX(1); }
.tn-step-d { display: grid; grid-template-rows: 1fr; }
.tn-step-d > p { min-height: 0; overflow: hidden; }
/* Masaüstünde yedi adım tek sütuna sığsın: yalnızca etkin adımın açıklaması açık (akordeon,
   yalnızca adım değişiminde; kaydırma karesi başına yerleşim yok). */
@media (min-width: 1021px) {
    /* Üst boşluk: sabit başlık çubuğu (logo) etiketin üstüne binmesin. */
    .tn-asm[data-anim] .tn-asm-grid { padding-top: 64px; }
    .tn-asm[data-anim] .tn-asm-copy .tn-h2 { font-size: clamp(34px, min(3.9vw, 6.4svh), 68px); max-width: 11em; margin-bottom: clamp(20px, 4svh, 40px); }
    .tn-asm[data-anim] .tn-step { padding: 13px 0 13px; }
    .tn-asm[data-anim] .tn-step h3 { font-size: 19px; margin-bottom: 0; }
    .tn-asm[data-anim] .tn-step-n { padding-top: 3px; }
    .tn-asm[data-anim] .tn-step-d { grid-template-rows: 0fr; transition: grid-template-rows .45s var(--tn-ease); }
    .tn-asm[data-anim] .tn-step[aria-current] .tn-step-d { grid-template-rows: 1fr; }
    .tn-asm[data-anim] .tn-step-d > p { padding-top: 6px; }
}

.tn-asm-scene { position: relative; height: min(76svh, 720px); perspective: 2600px; perspective-origin: 50% 20%; }
.tn-iso {
    --sc: 1;
    position: absolute; left: 50%; top: 64%; width: 0; height: 0; transform-style: preserve-3d;
    /* --iso-up (yalnız ≤1020px): yere yakın adımlarda (planlama, Altyapı, Yayın) sahne başlık ile adım
       arasında ortalansın diye yukarıda; katmanlar havadayken (Arayüz, Mobil) --up 0'a iner ve sahne
       --iso-shrink kadar küçülür (havadaki telefon başlığa yaklaşmasın). */
    transform: translateY(calc(var(--up, 0) * var(--iso-up, 0px))) scale(calc(var(--sc) * (1 - (1 - var(--up, 1)) * var(--iso-shrink, 0)))) rotateX(57deg) rotateZ(calc(-42deg + var(--spin, 0) * 1deg));
}
.tn-floor {
    position: absolute; width: 860px; height: 640px; left: -430px; top: -320px;
    background-image:
        linear-gradient(rgba(236, 235, 230, .07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(236, 235, 230, .07) 1px, transparent 1px);
    background-size: 40px 40px;
    -webkit-mask-image: radial-gradient(closest-side, #000 40%, transparent);
    mask-image: radial-gradient(closest-side, #000 40%, transparent);
}
/* Planlama masası (PlanBoard): zemin düzleminde, kod katmanının merkezi orijinde. */
/* --k: inşa solması; JS yokken / reduced-motion'da 0 → plan tam okunur. */
.tn-plan { --k: var(--b, 0); position: absolute; left: 0; top: 0; overflow: visible; pointer-events: none; }
.tn-pl-wire { opacity: calc(1 - var(--k) * .62); }
.tn-pl-list { opacity: calc(1 - var(--k) * .9); }
/* JS yok / reduced-motion: plan, oturmuş katmanların altında okunur kalsın. */
.tn-asm:not([data-anim]) .tn-plan { opacity: .85; }
.tn-plan path { fill: none; stroke-width: 1.2; stroke-linecap: round; stroke-linejoin: round; }
.tn-pl-idea path { stroke: rgba(236, 235, 230, .5); stroke-dasharray: 0 7; stroke-width: 2.2; opacity: calc(clamp(0, (var(--p1, 1) - .45) * 3, 1) * clamp(0, 1 - var(--p2, 1) * 2.5, 1)); }
/* Boşluk yol boyundan biraz uzun: çizilmemiş yolun ucunda yuvarlak uçlu sıfır boylu tire (nokta) kalmaz. */
.tn-pl-d2, .tn-pl-d3, .tn-asm .tn-bp-ln, .tn-asm .tn-bp-dim { stroke-dasharray: 1 1.01; }
.tn-pl-d2 { stroke: rgba(236, 235, 230, .62); stroke-dashoffset: calc(1 - clamp(0, (var(--p2, 1) - var(--o, 0)) / (1 - var(--o, 0)), 1)); }
.tn-pl-d3 { stroke: rgba(236, 235, 230, .7); stroke-dashoffset: calc(1 - clamp(0, (var(--p3, 1) - var(--o, 0)) / (1 - var(--o, 0)), 1)); }
.tn-plan .tn-pl-tick { stroke: var(--tn-amber); stroke-width: 2; }
.tn-pl-flow { opacity: clamp(0, 1 - var(--p3, 1) * 1.6, 1); }
.tn-plan .tn-pl-soft { stroke: rgba(236, 235, 230, .42); }
.tn-plan .tn-pl-dim { stroke: rgba(255, 125, 34, .85); }
.tn-pl-lbl { fill: var(--tn-amber); font: 400 13px/1 var(--tn-mono); letter-spacing: .06em; opacity: clamp(0, calc((var(--p3, 1) - .5) * 3), 1); }
.tn-pl-plus { stroke: rgba(236, 235, 230, .6); opacity: clamp(0, calc((var(--p3, 1) - .3) * 3), 1); }
/* Not: dağınık (s) → akış (o) → yerleşim (l); düşerken büyükten oturur, yerleşimde ekran bloğu kadar büyür. */
.tn-pn {
    --a: clamp(0, (var(--p1, 1) - var(--o)) * 2.6, 1);
    opacity: calc(var(--a) * (1 - var(--k) * .92));
    transform:
        translate(calc(var(--sx) + (var(--ox) - var(--sx)) * var(--p2, 1) + (var(--lx) - var(--ox)) * var(--p3, 1)),
                  calc(var(--sy) + (var(--oy) - var(--sy)) * var(--p2, 1) + (var(--ly) - var(--oy)) * var(--p3, 1)))
        rotate(calc(var(--r) * (1 - var(--p2, 1))))
        scale(calc((1 + (var(--ls) - 1) * var(--p3, 1)) * (1.5 - .5 * var(--a))));
}
.tn-pn path { vector-effect: non-scaling-stroke; }
.tn-plan .tn-pn-card { fill: rgba(236, 235, 230, calc(.9 - .84 * var(--p3, 1))); stroke: rgba(236, 235, 230, calc(.25 + .45 * var(--p3, 1))); }
.tn-plan .tn-pn-ink { stroke: rgba(13, 13, 13, calc(.55 - .3 * var(--p3, 1))); stroke-width: 2.4; }
.tn-plan .tn-pn-a .tn-pn-card { fill: rgba(255, 125, 34, calc(.92 - .8 * var(--p3, 1))); stroke: rgba(255, 125, 34, .85); }
.tn-plan .tn-pn-a .tn-pn-ink { stroke: rgba(13, 13, 13, calc(.6 - .2 * var(--p3, 1))); }
/* Katman hayaleti yalnız o katmanın çizimi başlamadan hemen önce belirir. */
.tn-asm .tn-layer .tn-bp-ghost { opacity: calc((1 - var(--w)) * var(--g)); }

.tn-layer, .tn-shadow { position: absolute; left: 0; top: 0; transform-style: preserve-3d; }
.tn-l1 { --g: var(--g1, 1); --e: var(--e1, 1); --w: var(--w1, 1); --f: var(--f1, 1); --x: 0px;   --y: 0px;   --z: 0px;   --lift: 80px; }
.tn-l2 { --g: var(--g2, 1); --e: var(--e2, 1); --w: var(--w2, 1); --f: var(--f2, 1); --x: -24px; --y: -22px; --z: 64px;  --lift: 170px; }
.tn-l3 { --g: var(--g3, 1); --e: var(--e3, 1); --w: var(--w3, 1); --f: var(--f3, 1); --x: 200px; --y: 96px;  --z: 140px; --lift: 250px; }
/* Patlatılmış görünüm: her katman kendi --lift'i kadar havada çizilir, sonra iner. */
.tn-layer { transform: translate3d(calc(var(--x) - 50%), calc(var(--y) - 50%), calc(var(--z) + (1 - var(--e)) * var(--lift))); }
.tn-shadow { border-radius: 14px; background: rgba(0, 0, 0, .7); filter: blur(18px); opacity: calc(var(--e) * var(--e)); }
.tn-s1 { --e: var(--e1, 1); width: 460px; height: 300px; transform: translate(-50%, -50%); }
.tn-s2 { --e: var(--e2, 1); width: 420px; height: 280px; transform: translate(calc(-50% - 24px), calc(-50% - 22px)); opacity: calc(var(--e) * .7); }
.tn-s3 { --e: var(--e3, 1); width: 130px; height: 262px; transform: translate(calc(-50% + 200px), calc(-50% + 96px)); opacity: calc(var(--e) * .7); }

/* Montaj ekseni: havadaki katmandan oturacağı yere inen kesik kılavuz çizgisi. */
.tn-cable {
    position: absolute; left: 50%; top: 50%; width: 1px; margin-left: -.5px;
    height: calc(var(--lift) * (1 - var(--e)));
    background: repeating-linear-gradient(to bottom, rgba(255, 125, 34, .75) 0 5px, transparent 5px 11px);
    transform-origin: 50% 0; transform: rotateX(-90deg);
    opacity: clamp(0, calc(var(--w) * 3), 1);
}

.tn-panel { position: relative; transform-style: preserve-3d; }
/* Dolum: içerik üstten aşağı "mürekkep" gibi akar (gölge payı için -24px taşma). */
.tn-skin {
    opacity: clamp(0, calc(var(--f) * 2.5), 1);
    -webkit-clip-path: inset(-24px -24px calc((1 - var(--f)) * (100% + 24px) - 24px) -24px);
    clip-path: inset(-24px -24px calc((1 - var(--f)) * (100% + 24px) - 24px) -24px);
}

.tn-code {
    width: 460px; height: 300px; border-radius: 14px; background: #121212; color: #d7d6d1;
    box-shadow: inset 0 0 0 1px rgba(236, 235, 230, .1), 9px 9px 0 #050505;
}
.tn-code-bar { display: flex; align-items: center; gap: 6px; height: 36px; padding: 0 14px; border-bottom: 1px solid rgba(236, 235, 230, .08); }
.tn-code-bar i { width: 9px; height: 9px; border-radius: 50%; background: #2c2c2c; }
.tn-code-bar span { margin-left: 10px; font: 400 11px/1 var(--tn-mono); color: #7a7a76; }
.tn .tn-code pre { margin: 0; padding: 18px 20px; font: 400 12.5px/1.75 var(--tn-mono); white-space: pre; color: #cfcec9; overflow: hidden; background: none; border: 0; }
.tn-code pre .k { color: #7f7e79; }
.tn-code pre .t { color: var(--tn-amber); }

.tn-ui {
    width: 420px; height: 280px; border-radius: 12px; background: var(--tn-paper); display: flex;
    box-shadow: inset 0 0 0 1px rgba(13, 13, 13, .12), 8px 8px 0 #8d8c87;
}
.tn-ui-side { width: 72px; background: #d8d7d1; border-radius: 12px 0 0 12px; padding: 16px 12px; display: flex; flex-direction: column; gap: 10px; border-right: 1px solid #c9c8c2; }
.tn-ui-side i { height: 8px; border-radius: 4px; background: #b9b8b2; }
.tn-ui-side i:first-child { width: 26px; height: 26px; border-radius: 8px; background: var(--tn-ink); margin-bottom: 8px; }
.tn-ui-main { flex: 1; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.tn-ui-head { display: flex; justify-content: space-between; align-items: center; }
.tn-ui-head i { width: 110px; height: 12px; border-radius: 6px; background: var(--tn-ink); }
.tn-ui-head b { width: 58px; height: 22px; border-radius: 11px; background: var(--tn-amber); }
.tn-ui-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.tn-ui-cards i { height: 52px; border-radius: 8px; background: #eeede8; border: 1px solid #cfcec8; }
.tn-ui-chart { flex: 1; display: flex; align-items: flex-end; gap: 8px; padding: 10px; border-radius: 8px; background: #eeede8; border: 1px solid #cfcec8; }
.tn-ui-chart i { flex: 1; height: var(--h); background: #1b1b1b; border-radius: 3px 3px 0 0; }
.tn-ui-chart i:last-child { background: var(--tn-amber); }

.tn-phone {
    width: 130px; height: 262px; border-radius: 22px; background: #0b0b0b; padding: 10px;
    box-shadow: inset 0 0 0 1px rgba(236, 235, 230, .16), 6px 6px 0 #050505;
    display: flex; flex-direction: column; gap: 8px;
}
.tn-phone-notch { width: 40px; height: 9px; border-radius: 5px; background: #000; margin: 0 auto 2px; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .08); }
.tn-phone-hero { height: 86px; border-radius: 12px; background: linear-gradient(160deg, #3a2414, #121212 70%); }
.tn-phone-rows { display: flex; flex-direction: column; gap: 7px; }
.tn-phone-rows i { height: 18px; border-radius: 6px; background: #1d1d1d; }
.tn-phone-live {
    margin-top: auto; display: flex; align-items: center; justify-content: center; gap: 6px;
    font-size: 9px; letter-spacing: .14em; color: var(--tn-bone); opacity: 0; transition: opacity .5s ease;
}
.tn-phone-live i { width: 6px; height: 6px; border-radius: 50%; background: var(--tn-amber); box-shadow: 0 0 8px var(--tn-amber); }
.tn-asm:not([data-anim]) .tn-phone-live, .tn-asm-stage[data-done="1"] .tn-phone-live { opacity: 1; }

/* --------------------------------------------------------------------------
   Kelime şeridi (yatay taşma yok: satır overflow:hidden)
   -------------------------------------------------------------------------- */
.tn-marquee { padding: clamp(40px, 7vh, 80px) 0; background: var(--tn-ink); overflow: hidden; border-top: 1px solid var(--tn-line); }
.tn-mq-row { display: flex; overflow: hidden; width: 100%; white-space: nowrap; }
.tn-mq-track { display: flex; flex: none; align-items: center; animation: tnMq 46s linear infinite; }
.tn-mq-track span { font-size: clamp(64px, 12.5vw, 220px); font-weight: 300; letter-spacing: -0.055em; line-height: 1.02; padding: 0 .16em; }
.tn-mq-track b { font-weight: 200; color: var(--tn-amber); font-size: clamp(48px, 9vw, 160px); padding: 0 .1em; }
.tn-mq-rev .tn-mq-track { animation-direction: reverse; animation-duration: 58s; }
.tn-mq-rev .tn-mq-track span { color: transparent; -webkit-text-stroke: 1px rgba(236, 235, 230, .34); font-size: clamp(44px, 7vw, 120px); }
.tn-mq-rev .tn-mq-track b { font-size: clamp(36px, 5vw, 90px); color: rgba(236, 235, 230, .3); }
@keyframes tnMq { to { transform: translate3d(-100%, 0, 0); } }
/* --------------------------------------------------------------------------
   Karanlık ↔ aydınlık bantları
   -------------------------------------------------------------------------- */
.tn-bands { display: flex; flex-direction: column; background: var(--tn-paper); }
.tn-bands i {
    display: block;
    --a: calc((7 - var(--k)) * 9px);
    height: calc((7 - var(--k)) * 9px + (var(--k) + 1) * 5px);
    background: linear-gradient(to bottom, var(--tn-ink) 0 var(--a), var(--tn-paper) var(--a) 100%);
}
.tn-bands-up { transform: scaleY(-1); }
@media (max-width: 820px) {
    .tn-bands i { --a: calc((7 - var(--k)) * 6px); height: calc((7 - var(--k)) * 6px + (var(--k) + 1) * 4px); }
}

/* --------------------------------------------------------------------------
   Aydınlık bölüm: rakamlar, ürünler, beta
   -------------------------------------------------------------------------- */
.tn-numbers { padding: clamp(90px, 14vh, 160px) 0 clamp(60px, 9vh, 110px); }
.tn-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; perspective: 1400px; }
.tn-stat {
    position: relative; display: flex; flex-direction: column; justify-content: space-between; min-height: 300px;
    padding: 26px 28px 30px; background: var(--tn-ink-2); color: var(--tn-bone); border-radius: 22px; overflow: hidden;
}
.tn-stat::after { content: ""; position: absolute; left: 28px; right: 28px; bottom: 0; height: 2px; background: var(--tn-amber); transform: scaleX(.12); transform-origin: left; transition: transform 1.1s var(--tn-ease) .3s; }
.tn-stat[data-in]::after { transform: scaleX(1); }
.tn-stat-k { color: var(--tn-amber); }
.tn-stat-v { font-size: clamp(80px, 9vw, 160px); font-weight: 300; letter-spacing: -0.06em; line-height: .9; margin-top: 40px; font-variant-numeric: tabular-nums; }
.tn-stat-l { color: var(--tn-mute); font-size: 16px; margin-top: 14px; }

.tn-products { padding: clamp(60px, 10vh, 120px) 0 clamp(60px, 9vh, 110px); }

.tn-beta { padding: clamp(40px, 6vh, 80px) 0 clamp(110px, 16vh, 180px); }
.tn-beta-card {
    position: relative; overflow: hidden; border-radius: 28px; padding: clamp(32px, 5vw, 72px);
    background: var(--tn-ink); color: var(--tn-bone);
}
.tn-beta-card::after {
    content: ""; position: absolute; inset: auto -10% -60% 30%; height: 120%;
    background: radial-gradient(closest-side, rgba(255, 125, 34, .2), transparent 70%); pointer-events: none;
}
.tn-beta-card .tn-eyebrow { color: var(--tn-mute); }
.tn-beta-card .tn-eyebrow span { color: var(--tn-amber); }
.tn-beta-h { font-size: clamp(34px, 4.6vw, 80px); font-weight: 300; letter-spacing: -0.045em; line-height: 1; max-width: 15em; position: relative; z-index: 1; }
.tn-beta-h em { font-style: normal; color: var(--tn-mute); }
.tn-beta-foot { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 28px 48px; margin-top: clamp(32px, 6vh, 64px); position: relative; z-index: 1; }
.tn-beta-foot p { color: var(--tn-mute); max-width: 36em; font-size: 17px; line-height: 1.6; }

/* --------------------------------------------------------------------------
   Kapanış
   -------------------------------------------------------------------------- */
.tn-closing { min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; justify-content: center; padding: clamp(120px, 18vh, 200px) 0 clamp(80px, 12vh, 140px); }

.tn[data-js] .tn-stat[data-tn-rise] { transform: translate3d(0, 110px, 0) rotateX(26deg) skewY(-4deg); transform-origin: 50% 100%; transition: opacity .8s ease var(--d, 0ms), transform 1.2s var(--tn-ease) var(--d, 0ms); }
.tn[data-js] .tn-stat[data-tn-rise][data-in] { transform: none; }

/* --------------------------------------------------------------------------
   Duyarlı
   -------------------------------------------------------------------------- */
@media (max-width: 1100px) {
    .tn-h1 { width: 80%; }
}
@media (max-width: 820px) {
    .tn-hero { padding-top: 46svh; }
    .tn-fallback { right: 50%; top: 22svh; width: min(62vw, 300px); transform: translate(50%, -50%); }
    .tn-h1 { --tn-blur: 10px; width: 100%; font-size: clamp(34px, 9.4vw, 58px); letter-spacing: -0.05em; line-height: .98; }
    .tn-hero-meta { padding: 14px 16px; }

    .tn-mani { font-size: clamp(28px, 8vw, 44px); line-height: 1.1; }
    .tn-principles { grid-template-columns: 1fr; gap: 18px; }

    .tn-svc a { grid-template-columns: 44px minmax(0, 1fr) 40px; gap: 6px 12px; padding: 26px 0; }
    .tn-svc-n { padding-top: 8px; }
    .tn-svc-d { grid-column: 2 / 4; }
    .tn-svc-arrow { grid-column: 3; grid-row: 1; width: 38px; height: 38px; font-size: 15px; }
    .tn-svc-t { font-size: clamp(28px, 8vw, 40px); }

    .tn-sec-head-split { grid-template-columns: 1fr; }
    .tn-stats { grid-template-columns: 1fr; gap: 10px; }
    .tn-stat { min-height: 0; padding: 20px 22px 24px; display: grid; grid-template-columns: auto 1fr; grid-template-areas: 'k k' 'v l'; align-items: end; gap: 10px 18px; }
    .tn-stat-k { grid-area: k; }
    .tn-stat-v { grid-area: v; margin-top: 8px; font-size: clamp(64px, 19vw, 96px); }
    .tn-stat-l { grid-area: l; margin: 0 0 8px; }

    .tn-beta-card { border-radius: 22px; }
    .tn-beta-foot .tn-pill-lg { width: 100%; white-space: normal; text-align: center; height: auto; min-height: 56px; padding: 14px 22px; }

    .tn[data-js] .tn-stat[data-tn-rise] { transform: translate3d(0, 80px, 0) skewY(5deg); }
    .tn-closing { min-height: 92svh; justify-content: flex-end; }
}

@media (max-width: 1020px) {
    .tn-asm-grid { grid-template-columns: 1fr; gap: 0; }
    .tn-asm[data-anim] .tn-asm-stage { align-items: stretch; }
    /* Sıra: etiket + başlık → sahne → etkin adım. Sahne üstteyken bölüme girişte ekranın
       çoğu yalnızca soluk konturlu boş sahneden ibaretti; başlık artık hemen gelir. */
    .tn-asm[data-anim] .tn-asm-grid {
        height: 100%; grid-template-rows: auto auto minmax(0, 1fr) auto; align-content: stretch; align-items: stretch;
        padding-top: 76px; padding-bottom: 28px;
    }
    .tn-asm[data-anim] .tn-asm-copy, .tn-asm[data-anim] .tn-asm-copy .tn-sec-head { display: contents; }
    .tn-asm[data-anim] .tn-asm-copy .tn-eyebrow { order: 1; }
    .tn-asm[data-anim] .tn-asm-copy .tn-h2 { order: 2; }
    .tn-asm[data-anim] .tn-asm-scene { order: 3; height: auto; min-height: 0; }
    .tn-asm[data-anim] .tn-steps { order: 4; position: relative; z-index: 2; }
    .tn-asm[data-anim] .tn-asm-copy .tn-eyebrow { margin-bottom: 12px; }
    .tn-asm[data-anim] .tn-asm-copy .tn-h2 { font-size: clamp(28px, 7vw, 44px); margin-bottom: 18px; max-width: none; }
    /* Adımlar tek hücrede üst üste; yalnızca etkin olan görünür. */
    .tn-asm[data-anim] .tn-steps { border: 0; display: grid; }
    .tn-asm[data-anim] .tn-step { grid-area: 1 / 1; opacity: 0; }
    .tn-asm:not([data-anim]) .tn-asm-scene { height: 520px; margin-top: 24px; }
    .tn-iso { --sc: .78; --iso-up: calc(28px - 13.9svh); --iso-shrink: .08; }
}
@media (max-width: 720px) {
    .tn-asm[data-anim] { height: 600svh; }
    /* .52 + %46: havadaki kod çiziminin sol ölçüsü ile oturmuş telefonun sağ kenarı kadrajda kalır. */
    .tn-iso { --sc: .52; top: 66%; left: 46%; }
    /* Ölçek küçükken patlatılmış görünüm sıkışmasın diye biraz daha yüksek; telefon kadrajda kalacak kadar. */
    .tn-l1 { --lift: 90px; } .tn-l2 { --lift: 180px; } .tn-l3 { --lift: 250px; }
    .tn-asm:not([data-anim]) .tn-asm-scene { height: 360px; }
    .tn-asm:not([data-anim]) .tn-iso { --sc: .5; left: 47%; top: 58%; }
    .tn-step { grid-template-columns: 48px minmax(0, 1fr); column-gap: 10px; padding: 18px 0 4px; }
    .tn-step h3 { font-size: 19px; }
    .tn-step p { font-size: 14.5px; }
    .tn-plan path { stroke-width: 2; }
    .tn-pl-lbl { font-size: 20px; }
}

@media (prefers-reduced-motion: reduce) {
    .tn-w { animation: none !important; }
    .tn-mq-track { animation: none !important; }
    .tn-spark, .tn-scroll i::after { animation: none !important; }
    .tn-step, .tn-step-rule, .tn-step-n, .tn-step-d, .tn-phone-live { transition: none !important; }
}