/* ============================================================
   REVERI — ferah-sinematik tasarım sistemi (v2 "Işık")
   Işık sahnesi: warm bone + canlı orman yeşili (ferah, editorial)
   Gece sahnesi: koyu yeşil-siyah (sinematik anlar)
   ============================================================ */

:root{
  /* — ışık sahnesi — */
  --paper:#f7f4ec;
  --paper-2:#efeade;
  --sage:#e3ecdf;
  --ink:#14211a;
  --ink-2:#43554a;
  --ink-3:#5f6f64;          /* AA 4.84:1 on paper (jüri tur-2) */
  --green:#0d7a52;          /* canlı orman — metin/aksan · AA 4.87:1 on paper (jüri tur-2) */
  --bright:#15c07c;         /* parlak canlı — görsel vurgu anları */
  --apricot:#ed8a68;        /* kayısı — insan sıcaklığı vurgusu (dekoratif) */
  --apricot-deep:#a04a24;   /* kayısı-koyu — metin/rozet (AA on paper) */
  --amber:#d07a2e;          /* eski uyarı tonu (operasyon sayfaları) */
  --line:rgba(20,33,26,.14);
  /* — gece sahnesi — */
  --night:#0a1611;
  --night-2:#0f2018;
  --night-ink:#f2f6f0;
  --night-muted:#9db4a6;
  --night-green:#43d792;
  --night-line:rgba(242,246,240,.13);
  /* — sistem — */
  --wa:#25d366;
  --max:1200px;
  --nav-h:74px;
  --ease:cubic-bezier(.22,.9,.24,1);
  --f-display:"Fraunces",Georgia,serif;
  --f-body:"Inter",-apple-system,system-ui,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:auto}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}

body{
  font-family:var(--f-body);
  background:var(--paper);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  transition:background-color .9s var(--ease);
}
body.in-night{background:var(--night)}

::selection{background:rgba(21,192,124,.25)}

h1,h2,h3,h4{font-family:var(--f-display);font-weight:480;letter-spacing:-.02em;line-height:1.04;font-variation-settings:"opsz" 72}
em,.it{font-style:italic;font-weight:500}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%;display:block}
.wrap{max-width:var(--max);margin:0 auto;padding:0 clamp(20px,4vw,44px)}

/* — film greni: sinematik doku, ferahlığı bozmayan — */
.grain{position:fixed;inset:-50%;width:200%;height:200%;pointer-events:none;z-index:2000;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:220px 220px;mix-blend-mode:multiply}
body.in-night .grain{mix-blend-mode:screen;opacity:.06}

/* — ışık lekeleri (canlı, güneşli-orman hissi) — */
.glow{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none;z-index:0}
.glow.g1{background:radial-gradient(circle,rgba(21,192,124,.24),transparent 65%)}
.glow.g2{background:radial-gradient(circle,rgba(237,138,104,.17),transparent 65%)}
.glow.g3{background:radial-gradient(circle,rgba(21,192,124,.12),transparent 60%)}

/* ============ NAV ============ */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:transform .45s var(--ease)}
.nav .bar{max-width:var(--max);margin:14px auto 0;padding:0 18px 0 22px;height:60px;display:flex;align-items:center;justify-content:space-between;
  border-radius:999px;background:rgba(247,244,236,.75);backdrop-filter:blur(16px) saturate(150%);border:1px solid var(--line);
  margin-left:clamp(16px,4vw,auto);margin-right:clamp(16px,4vw,auto);max-width:min(var(--max),calc(100vw - 32px));
  transition:background .5s var(--ease),border-color .5s var(--ease);box-shadow:0 10px 40px rgba(20,33,26,.06)}
body.in-night .nav .bar{background:rgba(10,22,17,.7);border-color:var(--night-line);box-shadow:0 10px 40px rgba(0,0,0,.3)}
.nav.hid{transform:translateY(-110%)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.04em;font-size:17px;color:var(--ink);transition:color .5s var(--ease)}
body.in-night .brand{color:var(--night-ink)}
.brand .mk{width:30px;height:30px;border-radius:9px;background:var(--ink);display:flex;align-items:center;justify-content:center;transition:background .5s var(--ease)}
body.in-night .brand .mk{background:var(--night-green)}
.brand .mk svg{width:17px;height:17px}
.nav .links{display:flex;align-items:center;gap:clamp(16px,2.4vw,30px);font-size:14.5px;font-weight:500;color:var(--ink-2);transition:color .5s var(--ease)}
body.in-night .nav .links{color:var(--night-muted)}
.nav .links a{position:relative;padding:4px 0;transition:color .2s}
.nav .links a::after{content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;background:var(--green);transition:width .3s var(--ease)}
.nav .links a:hover{color:var(--ink)}
body.in-night .nav .links a:hover{color:var(--night-ink)}
.nav .links a:hover::after{width:100%}
.nav .links a.on{color:var(--green);font-weight:600}
body.in-night .nav .links a.on{color:var(--night-green)}

/* ============ BUTONLAR ============ */
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:15px;padding:15px 28px;border-radius:999px;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .3s,color .3s,border-color .3s;cursor:pointer;border:none;font-family:inherit;will-change:transform}
.btn.solid{background:var(--ink);color:var(--paper)}
.btn.solid:hover{background:var(--green);color:#fff;box-shadow:0 16px 40px rgba(14,143,96,.28)}
.btn.green{background:var(--green);color:#fff;box-shadow:0 10px 32px rgba(14,143,96,.22)}
.btn.green:hover{background:var(--ink);box-shadow:0 16px 40px rgba(20,33,26,.25)}
.btn.ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn.ghost:hover{border-color:var(--green);color:var(--green)}
.btn.night{background:var(--night-green);color:var(--night)}
.btn.night:hover{background:var(--night-ink)}
.btn.sm{padding:10px 20px;font-size:14px}
.btn .ar{transition:transform .3s var(--ease)}
.btn:hover .ar{transform:translateX(4px)}

/* ============ TİPOGRAFİ ÖLÇEĞİ ============ */
.eyebrow{font-size:12.5px;letter-spacing:.28em;text-transform:uppercase;color:var(--green);font-weight:700}
body.in-night .eyebrow,.scene-night .eyebrow{color:var(--night-green)}
.display{font-size:clamp(46px,7.4vw,104px);line-height:.98}
.h2{font-size:clamp(32px,4.6vw,58px)}
.h3{font-size:clamp(22px,2.6vw,30px)}
.lead{font-size:clamp(16.5px,1.9vw,20px);color:var(--ink-2);line-height:1.65}
.scene-night .lead{color:var(--night-muted)}

/* ============ SAHNELER ============ */
section{position:relative}
.scene-night{background:var(--night);color:var(--night-ink);border-radius:0}

/* ============ İMZA: PROJEKTÖR SÜPÜRMESİ ============
   Manifesto satırlarını bir sahne ışığı gibi soldan tarar (scrub).
   Varsayılan --sweep:120% → JS/motion yoksa metin TAM görünür. */
.mline{--sweep:120%;
  background:linear-gradient(100deg,var(--night-ink) var(--sweep),rgba(242,246,240,.13) calc(var(--sweep) + 14%));
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent}
.mline em{-webkit-text-fill-color:var(--night-green);color:var(--night-green)}
html.no-motion .mline{--sweep:120%!important}

/* ============ KELİME REVEAL (hero) ============
   Progressive enhancement: içerik VARSAYILAN görünür.
   Gizleme + animasyon yalnızca JS (gsap) yüklendiğinde yapılır —
   CDN/JS gelmezse site asla boş kalmaz. */
.wsplit .w{display:inline-block;overflow:hidden;vertical-align:top}
.wsplit .w>span{display:inline-block;will-change:transform}
.reveal{will-change:opacity,transform}

/* ============ MARQUEE ============ */
.marquee{overflow:hidden;white-space:nowrap;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;position:relative}
.marquee .track{display:inline-flex;gap:0;will-change:transform;animation:mq 38s linear infinite}
.marquee span{font-family:var(--f-display);font-size:clamp(17px,2vw,23px);color:var(--ink-2);padding:0 28px;display:inline-flex;align-items:center;gap:28px}
.marquee span i{font-style:normal;color:var(--apricot);font-size:13px}
@keyframes mq{to{transform:translateX(-50%)}}

/* ============ FOOTER ============ */
footer{background:var(--night);color:var(--night-muted);padding:70px 0 40px;font-size:14.5px}
footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid var(--night-line)}
footer .fb{font-family:var(--f-display);font-size:clamp(24px,3vw,34px);color:var(--night-ink);line-height:1.15;max-width:16ch}
footer .fb em{color:var(--night-green)}
footer h5{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--night-muted);opacity:.7;margin-bottom:14px;font-family:var(--f-body);font-weight:700}
footer ul{list-style:none;display:flex;flex-direction:column;gap:9px}
footer ul a{transition:color .2s}
footer ul a:hover{color:var(--night-ink)}
footer .base{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding-top:26px;font-size:13px;opacity:.75}

/* ============ CURSOR (desktop) ============ */
.cursor{position:fixed;top:0;left:0;width:10px;height:10px;border-radius:50%;background:var(--green);pointer-events:none;z-index:3000;
  transform:translate(-50%,-50%);transition:width .3s var(--ease),height .3s var(--ease),background .3s,opacity .3s;opacity:0;mix-blend-mode:multiply}
body.in-night .cursor{mix-blend-mode:screen;background:var(--night-green)}
.cursor.on{opacity:.85}
.cursor.grow{width:56px;height:56px;background:rgba(21,192,124,.18)}
@media(pointer:coarse){.cursor{display:none}}

/* ============ ORTAK KART DİLİ ============ */
.card{background:#fffdf7;border:1px solid var(--line);border-radius:22px;transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .3s}
.card:hover{transform:translateY(-5px);box-shadow:0 30px 70px rgba(20,33,26,.10);border-color:rgba(14,143,96,.3)}

/* stroke ikon kutusu */
.ic{width:46px;height:46px;border-radius:13px;background:var(--sage);display:flex;align-items:center;justify-content:center;flex:none}
.ic svg{width:23px;height:23px;stroke:var(--green);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* ============ ORTAK ROZET (tek komponent — AA uyumlu) ============ */
.rv-badge{display:inline-block;font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:3px 10px;border-radius:7px;white-space:nowrap}
.rv-badge.ok{color:#0b5d40;background:rgba(14,143,96,.13);border:1px solid rgba(14,143,96,.3)}
.rv-badge.pilot{color:var(--apricot-deep);background:rgba(237,138,104,.16);border:1px solid rgba(237,138,104,.4)}

/* ============ MOBİL NAV (hamburger) ============ */
.nav .burger{display:none;width:42px;height:42px;border:none;background:transparent;cursor:pointer;padding:10px;flex:none}
.nav .burger span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:transform .35s var(--ease),opacity .3s,background .5s}
body.in-night .nav .burger span{background:var(--night-ink)}
.nav .burger span+span{margin-top:6px}
.nav.open .burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav.open .burger span:nth-child(2){opacity:0}
.nav.open .burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
.mnav{position:fixed;inset:0;z-index:90;background:rgba(10,22,17,.97);backdrop-filter:blur(10px);display:flex;flex-direction:column;justify-content:center;padding:0 30px;opacity:0;pointer-events:none;transition:opacity .4s var(--ease)}
.nav.open ~ .mnav,.mnav.open{opacity:1;pointer-events:auto}
.mnav a{font-family:var(--f-display);font-size:clamp(32px,9vw,44px);color:var(--night-ink);padding:12px 0;border-bottom:1px solid var(--night-line)}
.mnav a em{color:var(--night-green)}
.mnav .mcta{margin-top:28px;border:none}
@media(max-width:900px){.nav .burger{display:block}.nav .bar>.btn{display:none}}

/* ============ RESPONSIVE ============ */
@media(max-width:900px){
  footer .cols{grid-template-columns:1fr;gap:30px}
  .nav .links{display:none}
}

/* ============ ÇEKİM MODU (?static=1 doğrulama) ============ */
html.shot .hero,html.shot [class*="hero"]{min-height:auto!important}
html.shot .hero{padding-top:200px!important;padding-bottom:120px!important}
html.shot .hero .foot{position:static!important;margin-top:70px}

/* ============ ERİŞİLEBİLİRLİK ============ */
:focus-visible{outline:3px solid var(--green);outline-offset:3px;border-radius:6px}
body.in-night :focus-visible{outline-color:var(--night-green)}
:focus:not(:focus-visible){outline:none}

/* ============ REDUCED MOTION ============ */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal,.wsplit .w>span{opacity:1!important;transform:none!important}
  .grain{display:none}
}