:root{
  --brand:'Lato',system-ui,sans-serif; --ui:'Inter',system-ui,sans-serif;
  --navy:#0A1836; --blue:#1F74E6; --blue2:#2D8BFF; --cyan:#35D6E6; --violet:#7C5CE6; --mint:#37E0A0;
  --bg:#F3F7FD; --card:rgba(255,255,255,.72); --card-solid:#FFFFFF; --sub:#F5F8FE;
  --text:#0E1B38; --muted:#5C6E92; --line:rgba(16,38,82,.12); --inp:rgba(255,255,255,.9); --inp-line:#D2DDEF;
  --glass-brd:linear-gradient(145deg,rgba(255,255,255,.9),rgba(255,255,255,.2));
  --shadow:0 30px 70px -30px rgba(12,31,77,.4);
  --hero-ink:#EAF2FF; --hero-sub:#A9C2EC;
}
:root[data-theme="dark"]{
  --bg:#040A1C; --card:rgba(16,28,58,.55); --card-solid:#0E1A36; --sub:rgba(255,255,255,.04);
  --text:#EAF1FF; --muted:#8CA0C8; --line:rgba(255,255,255,.1); --inp:rgba(8,18,40,.6); --inp-line:rgba(120,150,210,.28);
  --glass-brd:linear-gradient(145deg,rgba(120,160,255,.45),rgba(120,160,255,.06));
  --shadow:0 40px 90px -30px rgba(0,0,0,.75);
  --hero-ink:#EAF2FF; --hero-sub:#9FB8E6;
}
*{box-sizing:border-box} html,body{margin:0;height:100%}
body{font-family:var(--ui);color:var(--text);background:var(--bg);overflow:hidden;-webkit-font-smoothing:antialiased}

/* ===== AMBIENT ARKA PLAN (her iki tarafı birleştirir) ===== */
#bg{position:fixed;inset:0;z-index:0}
.mesh{position:fixed;inset:-20%;z-index:0;filter:blur(10px);opacity:.9;
  background:
   radial-gradient(40% 55% at 18% 22%, rgba(45,139,255,.40), transparent 60%),
   radial-gradient(38% 50% at 70% 12%, rgba(53,214,230,.22), transparent 60%),
   radial-gradient(45% 60% at 82% 88%, rgba(124,92,230,.38), transparent 62%),
   radial-gradient(50% 60% at 30% 95%, rgba(31,116,230,.30), transparent 60%);
  animation:drift 22s ease-in-out infinite alternate}
:root[data-theme="light"] .mesh{opacity:.55}
@keyframes drift{0%{transform:translate(0,0) scale(1)}50%{transform:translate(2%,-2%) scale(1.06)}100%{transform:translate(-2%,2%) scale(1.03)}}
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
:root[data-theme="light"] body{background:linear-gradient(135deg,#EaF1FC,#F4F8FD)}
:root[data-theme="dark"] body{background:radial-gradient(120% 120% at 20% 0%, #071029 0%, #040A1C 60%)}

.shell{position:relative;z-index:2;display:grid;grid-template-columns:5.5fr 2.5fr;min-height:100vh}

/* ===== SOL HERO (her iki temada da zengin koyu marka kapağı) ===== */
.hero{position:relative;padding:clamp(30px,4.2vw,70px);display:flex;flex-direction:column;color:var(--hero-ink);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;z-index:0;
  background:linear-gradient(135deg,rgba(5,12,30,.93) 0%,rgba(9,24,58,.84) 50%,rgba(14,40,92,.72) 100%)}
.hero-top,.hero-mid,.hero-foot{position:relative;z-index:1}
.hero-top{display:flex;justify-content:space-between;align-items:center;animation:rise .7s .1s both}
.diginext{font-weight:800;font-size:17px;letter-spacing:.3px} .diginext b{color:var(--cyan)}
.badge{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:600;color:var(--hero-sub);padding:7px 13px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12)}
.badge svg{width:14px;height:14px}

.hero-mid{margin:auto 0;max-width:640px}
.wm{font-family:var(--brand);font-weight:900;font-size:clamp(50px,7.4vw,104px);line-height:.9;letter-spacing:-3px;animation:rise .9s .2s both}
.wm .c{color:#fff} .wm .n{background:linear-gradient(120deg,var(--blue2),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.tag{font-family:var(--brand);font-weight:700;font-size:clamp(17px,2.2vw,27px);color:var(--hero-ink);margin-top:12px;animation:rise .9s .32s both}
.lead{font-size:clamp(14px,1.3vw,17px);color:var(--hero-sub);margin-top:16px;max-width:430px;line-height:1.55;animation:rise .9s .44s both}
.lead b{color:var(--cyan);font-weight:600}

/* Güvence Döngüsü görseli */
.assure{margin-top:40px;display:flex;align-items:center;gap:36px;animation:rise 1s .55s both}
.ring-wrap{position:relative;width:230px;height:230px;flex:none}
.ring-wrap .label{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.ring-wrap .score{font-family:var(--brand);font-weight:900;font-size:52px;line-height:1;color:#fff}
.ring-wrap .score small{font-size:20px;color:var(--cyan)}
.ring-wrap .cap{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--hero-sub);margin-top:6px;font-weight:700}
.stage-list{display:flex;flex-direction:column;gap:11px}
.stage{display:flex;align-items:center;gap:12px;font-size:14.5px;font-weight:600;color:var(--hero-ink);opacity:.9}
.stage i{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;flex:none;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14)}
.stage i svg{width:15px;height:15px;color:var(--cyan)}
.stage em{font-style:normal;font-size:11px;color:var(--hero-sub);font-weight:700;margin-right:2px}

.promise{display:flex;gap:24px;margin-top:40px;flex-wrap:wrap;animation:rise 1s .68s both}
.promise div{display:flex;align-items:center;gap:9px;font-weight:600;font-size:13.5px;color:var(--hero-sub)}
.promise .dot{width:8px;height:8px;border-radius:50%;box-shadow:0 0 12px currentColor}
.hero-foot{display:flex;justify-content:space-between;font-size:12px;color:var(--hero-sub);animation:rise 1s .8s both}

/* ===== SAĞ AUTH ===== */
.auth{position:relative;display:flex;flex-direction:column;padding:clamp(24px,2.6vw,46px)}
.auth::before{content:"";position:absolute;inset:0;background:var(--card);backdrop-filter:blur(26px) saturate(140%);
  border-left:1px solid var(--line)}
:root[data-theme="light"] .auth::before{background:rgba(255,255,255,.55)}
.auth>*{position:relative;z-index:1}
.auth-top{display:flex;justify-content:space-between;align-items:center}
.mini{font-family:var(--brand);font-weight:900;font-size:21px;letter-spacing:-.5px;color:var(--text)}
.mini span{background:linear-gradient(120deg,#2D8BFF,#35D6E6);-webkit-background-clip:text;background-clip:text;color:transparent}
.tools{display:flex;gap:8px}
.tbtn{border:1px solid var(--line);background:var(--sub);color:var(--muted);height:38px;min-width:38px;padding:0 10px;border-radius:11px;cursor:pointer;display:grid;place-items:center;font-weight:600;font-size:13px;transition:.15s}
.tbtn:hover{color:var(--text)} .tbtn svg{width:17px;height:17px}

.card{margin:auto 0;width:100%;max-width:380px;align-self:center;animation:cardin .8s .3s both}
@keyframes cardin{from{opacity:0;transform:translateY(14px) scale(.985)}to{opacity:1;transform:none}}

.steps-ind{display:flex;align-items:center;gap:10px;margin-bottom:22px}
.sdot{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:700;color:var(--muted)}
.sdot .num{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-size:11px;background:var(--sub);border:1px solid var(--line)}
.sdot.on{color:var(--text)} .sdot.on .num{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;border:0}
.sbar{flex:1;height:2px;background:var(--line);border-radius:2px;position:relative;overflow:hidden}
.sbar::after{content:"";position:absolute;inset:0;width:var(--p,50%);background:linear-gradient(90deg,var(--blue),var(--cyan));transition:width .4s}

.title{font-family:var(--brand);font-weight:900;font-size:27px;letter-spacing:-.3px}
.sub{color:var(--muted);margin-top:5px;font-size:14px;margin-bottom:24px}

.field{margin-bottom:15px}
.field>label{display:block;font-size:12.5px;font-weight:600;margin-bottom:7px}
.inp{position:relative}
.inp input{width:100%;height:49px;border-radius:13px;border:1px solid var(--inp-line);background:var(--inp);color:var(--text);
  padding:0 44px;font-size:14.5px;font-family:var(--ui);outline:none;transition:.18s}
.inp input::placeholder{color:var(--muted);opacity:.7}
.inp input:focus{border-color:var(--blue2);box-shadow:0 0 0 4px rgba(45,139,255,.16)}
.inp .ic{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--muted);transition:.18s}
.inp input:focus~.ic{color:var(--blue2)}
.inp .eye{position:absolute;right:10px;top:50%;transform:translateY(-50%);width:34px;height:34px;border:0;background:0;color:var(--muted);cursor:pointer;border-radius:8px;display:grid;place-items:center}
.inp .eye:hover{color:var(--text);background:var(--sub)}

.row{display:flex;justify-content:space-between;align-items:center;margin:2px 0 22px}
.rem{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);cursor:pointer}
.rem input{width:16px;height:16px;accent-color:var(--blue2)}
.link{color:var(--blue2);font-size:13px;font-weight:600;text-decoration:none}.link:hover{text-decoration:underline}

.btn{width:100%;height:50px;border:0;border-radius:13px;font-size:15px;font-weight:700;font-family:var(--ui);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:9px;transition:.18s;position:relative;overflow:hidden}
.btn-p{color:#fff;background:linear-gradient(120deg,#1F74E6,#2D8BFF 55%,#3aa0ff);box-shadow:0 16px 30px -12px rgba(45,139,255,.7)}
.btn-p::after{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);transform:skewX(-18deg);transition:.5s}
.btn-p:hover{transform:translateY(-1px);box-shadow:0 20px 38px -12px rgba(45,139,255,.8)}
.btn-p:hover::after{left:120%}
.btn-g{background:var(--sub);color:var(--text);border:1px solid var(--line);margin-top:11px;font-weight:600}
.btn-g:hover{border-color:var(--inp-line);transform:translateY(-1px)} .btn-g svg{width:18px;height:18px}

.or{display:flex;align-items:center;gap:13px;color:var(--muted);font-size:12px;margin:20px 0}
.or::before,.or::after{content:"";flex:1;height:1px;background:var(--line)}
.foot{margin-top:24px;text-align:center;color:var(--muted);font-size:11.5px}

.step{display:none}.step.active{display:block;animation:slidein .35s ease}
@keyframes slidein{from{opacity:0;transform:translateX(12px)}to{opacity:1;transform:none}}
.back{display:inline-flex;align-items:center;gap:6px;color:var(--muted);font-size:13px;font-weight:600;background:0;border:0;cursor:pointer;margin-bottom:14px;padding:0}.back:hover{color:var(--text)}
.mtabs{display:flex;gap:7px;background:var(--sub);padding:5px;border-radius:13px;margin-bottom:20px}
.mtabs button{flex:1;height:42px;border:0;border-radius:10px;background:0;color:var(--muted);font-weight:600;font-size:13px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:7px;transition:.15s}
.mtabs button.on{background:var(--card-solid);color:var(--text);box-shadow:0 8px 20px -10px rgba(0,0,0,.4)}
.mtabs svg{width:16px;height:16px}
.otp{display:flex;gap:9px;justify-content:space-between;margin:4px 0 8px}
.otp input{width:100%;aspect-ratio:1;max-width:50px;text-align:center;font-size:21px;font-weight:700;font-family:var(--brand);border-radius:13px;border:1px solid var(--inp-line);background:var(--inp);color:var(--text);outline:none;transition:.15s}
.otp input:focus{border-color:var(--blue2);box-shadow:0 0 0 4px rgba(45,139,255,.16)}
.otp input.filled{border-color:var(--cyan);background:rgba(53,214,230,.08)}
.mhint{font-size:12.5px;color:var(--muted);margin:14px 0 14px;text-align:center}
.mhint b{color:var(--text)}
.timer{display:inline-flex;align-items:center;gap:6px;color:var(--muted)}.timer b{color:var(--blue2);font-variant-numeric:tabular-nums}

@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ===== Küçük ekran: tam sayfanın "küçülmüş" hâli — üstte marka, ortada login, altta footer (tema-uyumlu) ===== */
.mobile-hero,.mobile-foot{display:none}
@media (max-width:1040px){
  html,body{overflow:auto}
  .shell{grid-template-columns:1fr;min-height:100dvh}
  .hero{display:none}
  .auth{min-height:100dvh;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:74px 20px 26px}
  .auth::before{display:none}
  .auth-top{position:fixed;top:16px;left:0;right:0;padding:0 20px;z-index:5;justify-content:flex-end}
  .auth-top .mini{display:none}

  .mobile-hero{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;margin-bottom:26px;max-width:440px}
  .mh-wm{font-family:var(--brand);font-weight:900;font-size:clamp(46px,14vw,66px);line-height:.88;letter-spacing:-2px;color:var(--text)}
  .mh-wm span{background:linear-gradient(120deg,var(--blue),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
  .mh-tag{font-family:var(--brand);font-weight:700;font-size:clamp(16px,4.6vw,21px);color:var(--text)}
  .mh-lead{font-size:13.5px;line-height:1.55;color:var(--muted);max-width:400px}
  .mh-lead b{color:var(--blue2);font-weight:600}

  .card{margin:0;width:100%;max-width:410px;padding:30px 26px;border-radius:22px;box-shadow:var(--shadow);
     background:var(--card-solid);border:1px solid var(--line)}
  :root[data-theme="dark"] .card{backdrop-filter:blur(22px) saturate(150%)}

  .mobile-foot{display:flex;justify-content:space-between;gap:12px;width:100%;max-width:410px;margin-top:22px;font-size:11.5px;color:var(--muted)}
}
@media (max-width:440px){
  .card{padding:24px 18px}
  .otp input{max-width:44px;font-size:19px}
  .mobile-foot{flex-direction:column;align-items:center;gap:4px;text-align:center}
}