/* Full Stack Developer Hakan Sevim */
:root{
  --canvas:#ffffff;--panel:#f8fafc;--panel-2:#f1f5f9;--line:#e7ecf3;--line-2:#dfe6f0;
  --ink:#0b1b33;--body:#3d4b61;--muted:#586577;
  --primary:#1d4ed8;--primary-deep:#15327e;--sky:#0ea5e9;--green:#16a34a;
  --shadow:0 1px 2px rgba(11,27,51,.04),0 12px 30px -12px rgba(11,27,51,.12);
  --shadow-sm:0 1px 2px rgba(11,27,51,.05),0 6px 16px -10px rgba(11,27,51,.14);
  --radius:18px;--radius-sm:12px;--maxw:1180px;
  --font-display:'Sora',system-ui,sans-serif;--font-body:'Inter',system-ui,sans-serif;--font-mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--canvas);color:var(--body);font-family:var(--font-body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--ink);line-height:1.12;margin:0;letter-spacing:-.02em}
p{margin:0}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{font-family:var(--font-mono);font-size:13px;font-weight:500;letter-spacing:.02em;color:var(--primary);text-transform:none}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:100}
.skip:focus{left:0}

header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font-display);font-weight:800;color:var(--ink);font-size:18px;letter-spacing:-.03em}
.brand .glyph{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--sky));display:grid;place-items:center;color:#fff;font-family:var(--font-mono);font-weight:500;font-size:15px;box-shadow:var(--shadow-sm)}
.brand b{color:var(--primary)}
.menu{display:flex;align-items:center;gap:30px}
.menu a{font-size:15px;font-weight:500;color:var(--body);transition:color .15s}
.menu a:hover{color:var(--primary)}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:var(--ink);color:#fff;padding:11px 20px;border-radius:11px;font-weight:600;font-size:15px;transition:transform .15s,box-shadow .15s;box-shadow:var(--shadow-sm)}
.nav-cta:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:10px;width:44px;height:44px;cursor:pointer;color:var(--ink)}

.hero{position:relative;padding:84px 0 72px;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:
  radial-gradient(680px 420px at 80% -8%,rgba(14,165,233,.10),transparent 60%),
  radial-gradient(620px 380px at 0% 0%,rgba(29,78,216,.07),transparent 58%);z-index:0}
.hero .wrap{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);padding:7px 14px;border-radius:999px;font-size:13.5px;font-weight:500;color:var(--body);box-shadow:var(--shadow-sm);margin-bottom:22px}
.badge .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(22,163,74,.14)}
.hero h1{font-size:clamp(2.3rem,4.6vw,3.55rem);font-weight:800}
.hero h1 .hl{background:linear-gradient(120deg,var(--primary),var(--sky));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-lead{margin-top:22px;font-size:1.16rem;color:var(--body);max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 24px;border-radius:13px;font-weight:600;font-size:16px;transition:transform .15s,box-shadow .15s,background .15s;cursor:pointer;border:none}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#fff;box-shadow:0 10px 24px -10px rgba(29,78,216,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px -10px rgba(29,78,216,.55)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line-2);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-wa{background:linear-gradient(135deg,#25d366,#1fae54);color:#fff;box-shadow:0 10px 24px -10px rgba(31,174,84,.7)}
.btn-wa:hover{transform:translateY(-2px);box-shadow:0 16px 30px -10px rgba(31,174,84,.6)}
.wa-fab{position:fixed;right:22px;bottom:22px;z-index:60;display:inline-flex;align-items:center;gap:10px;background:#25d366;color:#fff;padding:14px 20px 14px 16px;border-radius:999px;font-weight:600;font-size:15px;box-shadow:0 14px 30px -10px rgba(37,211,102,.65),0 2px 8px rgba(11,27,51,.18);transition:transform .18s,box-shadow .18s}
.wa-fab:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 20px 38px -10px rgba(37,211,102,.6)}
.wa-fab svg{width:26px;height:26px;flex-shrink:0}
.wa-fab .lbl{white-space:nowrap}
@media(max-width:680px){.wa-fab{right:16px;bottom:16px;padding:14px}.wa-fab .lbl{display:none}}
.hero-meta{display:flex;gap:28px;margin-top:34px;flex-wrap:wrap}
.hero-meta div{display:flex;flex-direction:column}
.hero-meta b{font-family:var(--font-display);font-size:1.6rem;color:var(--ink);font-weight:800;letter-spacing:-.03em}
.hero-meta span{font-size:13.5px;color:var(--muted)}

.terminal{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.term-bar{display:flex;align-items:center;gap:7px;padding:13px 16px;border-bottom:1px solid var(--line);background:var(--panel)}
.term-bar i{width:11px;height:11px;border-radius:50%;display:block}
.term-bar .r{background:#ff5f57}.term-bar .y{background:#febc2e}.term-bar .g{background:#28c840}
.term-bar span{margin-left:8px;font-family:var(--font-mono);font-size:12.5px;color:var(--muted)}
.term-body{padding:20px 20px 22px;font-family:var(--font-mono);font-size:13.5px;line-height:1.9;color:var(--body)}
.term-body .c{color:var(--muted)}
.term-body .k{color:var(--primary);font-weight:500}
.term-body .s{color:var(--green)}
.term-body .v{color:var(--ink);font-weight:500}
.term-stack{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px;padding-top:16px;border-top:1px dashed var(--line-2)}
.term-stack b{font-family:var(--font-mono);font-size:11.5px;font-weight:500;color:var(--primary-deep);background:rgba(29,78,216,.07);border:1px solid rgba(29,78,216,.14);padding:4px 9px;border-radius:7px}

.trust{padding:34px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--panel)}
.trust p{text-align:center;font-family:var(--font-mono);font-size:12.5px;color:var(--muted);margin-bottom:18px;letter-spacing:.02em}
.trust-row{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 40px;align-items:center}
.trust-row b{font-family:var(--font-display);font-weight:700;font-size:1.18rem;color:#9aa7b9;letter-spacing:-.01em;transition:color .2s}
.trust-row b:hover{color:var(--ink)}

section.block{padding:88px 0}
.sec-head{max-width:680px;margin-bottom:48px}
.sec-head h2{font-size:clamp(1.8rem,3.2vw,2.45rem);font-weight:800;margin-top:12px}
.sec-head p{margin-top:16px;font-size:1.08rem;color:var(--body)}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .18s,box-shadow .18s,border-color .18s;position:relative}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-2)}
.card .ic{width:50px;height:50px;border-radius:13px;background:linear-gradient(135deg,rgba(29,78,216,.1),rgba(14,165,233,.12));display:grid;place-items:center;color:var(--primary);margin-bottom:18px}
.card .ic svg{width:25px;height:25px}
.card h3{font-size:1.2rem;font-weight:700;margin-bottom:10px}
.card p{font-size:.97rem;color:var(--body)}
.card .tags{margin-top:16px;display:flex;flex-wrap:wrap;gap:7px}
.card .tags span{font-family:var(--font-mono);font-size:11px;color:var(--muted);background:var(--panel);border:1px solid var(--line);padding:3px 8px;border-radius:6px}

.split{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.feat-list{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:14px}
.feat-list li{display:flex;gap:13px;align-items:flex-start;font-size:1rem;color:var(--body)}
.feat-list li .fi{flex-shrink:0;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,rgba(29,78,216,.1),rgba(14,165,233,.12));display:grid;place-items:center;color:var(--primary)}
.feat-list li .fi svg{width:18px;height:18px}
.feat-list li b{color:var(--ink);font-weight:600;display:block;font-family:var(--font-display)}
.feat-list li span.d{font-size:.93rem;color:var(--muted)}
.phone{justify-self:center;width:280px;max-width:100%;background:#fff;border:1px solid var(--line);border-radius:34px;padding:14px;box-shadow:var(--shadow);position:relative}
.phone:before{content:"";position:absolute;top:22px;left:50%;transform:translateX(-50%);width:64px;height:6px;background:var(--line-2);border-radius:99px}
.phone .scr{background:linear-gradient(160deg,#f1f6ff,#fff);border:1px solid var(--line);border-radius:24px;padding:42px 18px 22px;min-height:430px}
.phone .app-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.phone .app-top b{font-family:var(--font-display);font-weight:800;color:var(--ink);font-size:1.05rem;letter-spacing:-.02em}
.phone .app-top i{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--sky))}
.phone .row{display:flex;align-items:center;gap:11px;background:#fff;border:1px solid var(--line);border-radius:13px;padding:12px;margin-bottom:11px;box-shadow:var(--shadow-sm)}
.phone .row .dot{width:34px;height:34px;border-radius:9px;background:var(--panel-2);flex-shrink:0;display:grid;place-items:center;color:var(--primary)}
.phone .row .dot svg{width:18px;height:18px}
.phone .row .ln{flex:1}
.phone .row .ln u{display:block;height:8px;border-radius:6px;background:var(--line-2);text-decoration:none;margin-bottom:6px;width:70%}
.phone .row .ln s{display:block;height:7px;border-radius:6px;background:var(--panel-2);text-decoration:none;width:45%}
.phone .pill{display:inline-flex;align-items:center;justify-content:center;width:100%;background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#fff;font-family:var(--font-body);font-weight:600;font-size:14px;padding:13px;border-radius:13px;margin-top:8px}

.formnote{margin-top:14px;font-size:13.5px;border-radius:11px;padding:12px 14px;display:none}
.formnote.ok{display:block;background:rgba(22,163,74,.1);color:#15803d;border:1px solid rgba(22,163,74,.25)}
.formnote.err{display:block;background:rgba(220,38,38,.08);color:#b91c1c;border:1px solid rgba(220,38,38,.22)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.tech{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.tech-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.tech-grid div{background:#fff;border:1px solid var(--line);border-radius:13px;padding:18px 12px;text-align:center;font-weight:600;font-size:14.5px;color:var(--ink);transition:transform .15s,box-shadow .15s}
.tech-grid div:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.tech-grid div small{display:block;font-family:var(--font-mono);font-size:11px;color:var(--muted);font-weight:400;margin-top:3px}

.proj{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:0;overflow:hidden;transition:transform .18s,box-shadow .18s;display:flex;flex-direction:column}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.shot-wrap{aspect-ratio:16/10;background:linear-gradient(160deg,#eef3fb,#f8fafc);display:grid;place-items:center;overflow:hidden;border-bottom:1px solid var(--line)}
.shot-wrap img{width:100%;height:100%;object-fit:cover;object-position:top center;display:block}
.shot-wrap.contain img{width:auto;object-fit:contain;padding:14px}
.pbody{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1}
.mobshot{justify-self:center;width:100%;max-width:430px}
.mobshot img{width:100%;height:auto;border-radius:24px;border:1px solid var(--line);box-shadow:var(--shadow);display:block}
.appgrid{display:flex;justify-content:center;align-items:flex-end;gap:18px}
.appphone{background:#fff;border:1px solid var(--line);border-radius:30px;padding:7px;box-shadow:var(--shadow);width:46%;max-width:230px;transition:transform .25s}
.appphone:first-child{transform:rotate(-3.5deg)}
.appphone:last-child{transform:rotate(3.5deg) translateY(-14px)}
.appgrid:hover .appphone:first-child{transform:rotate(-2deg)}
.appgrid:hover .appphone:last-child{transform:rotate(2deg) translateY(-14px)}
.appphone img{width:100%;height:auto;border-radius:24px;display:block}
.applabel{text-align:center;font-family:var(--font-mono);font-size:12px;color:var(--muted);margin-top:18px}
@media(max-width:680px){.appphone{max-width:165px}.appphone:first-child,.appphone:last-child{transform:none}.appgrid:hover .appphone:first-child,.appgrid:hover .appphone:last-child{transform:none}}
.other-sol{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.other-sol b{font-family:var(--font-mono);font-size:12.5px;color:var(--muted);margin-right:4px}
.other-sol span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 15px;font-size:13.5px;font-weight:500;color:var(--body);box-shadow:var(--shadow-sm)}
.pcard .kind{font-family:var(--font-mono);font-size:11.5px;color:var(--primary);font-weight:500;margin-bottom:14px}
.pcard h3{font-size:1.28rem;font-weight:700;margin-bottom:10px}
.pcard p{font-size:1rem;color:var(--body)}
.pcard .stk{margin-top:auto;padding-top:16px;border-top:1px dashed var(--line-2);display:flex;flex-wrap:wrap;gap:8px}
.pcard .stk span{font-family:var(--font-mono);font-size:11px;color:var(--muted)}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{position:relative;padding-top:18px}
.step:before{counter-increment:s;content:"0" counter(s);font-family:var(--font-mono);font-size:13px;color:var(--primary);font-weight:500;display:block;margin-bottom:14px}
.step:after{content:"";position:absolute;top:7px;left:0;width:34px;height:2px;background:linear-gradient(90deg,var(--primary),var(--sky))}
.step h3{font-size:1.12rem;font-weight:700;margin-bottom:8px}
.step p{font-size:.95rem;color:var(--body)}

.about{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.about .stats{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.about .stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;box-shadow:var(--shadow-sm)}
.about .stat b{font-family:var(--font-display);font-size:2.1rem;font-weight:800;color:var(--ink);display:block;letter-spacing:-.03em}
.about .stat span{font-size:14px;color:var(--muted)}
.about ul{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
.about li{display:flex;gap:11px;align-items:flex-start;font-size:1rem;color:var(--body)}
.about li svg{width:21px;height:21px;color:var(--green);flex-shrink:0;margin-top:2px}

.faq{max-width:840px;margin:0 auto}
.q{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:box-shadow .18s,border-color .18s}
.q[open]{box-shadow:var(--shadow-sm);border-color:var(--line-2)}
.q summary{list-style:none;cursor:pointer;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-family:var(--font-display);font-weight:600;font-size:1.08rem;color:var(--ink)}
.q summary::-webkit-details-marker{display:none}
.q summary .pl{flex-shrink:0;width:24px;height:24px;position:relative;transition:transform .2s}
.q summary .pl:before,.q summary .pl:after{content:"";position:absolute;background:var(--primary);border-radius:2px}
.q summary .pl:before{top:11px;left:4px;width:16px;height:2px}
.q summary .pl:after{left:11px;top:4px;width:2px;height:16px;transition:opacity .2s}
.q[open] summary .pl{transform:rotate(90deg)}
.q[open] summary .pl:after{opacity:0}
.q .a{padding:0 24px 22px;color:var(--body);font-size:1rem}

.contact{background:linear-gradient(135deg,var(--ink),#13294d);color:#fff;border-radius:26px;padding:56px;position:relative;overflow:hidden}
.contact:before{content:"";position:absolute;inset:0;background:radial-gradient(560px 360px at 88% 0%,rgba(14,165,233,.22),transparent 60%)}
.contact-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.contact h2{color:#fff;font-size:clamp(1.7rem,3vw,2.3rem);font-weight:800}
.contact p{color:#c4d0e2;margin-top:16px;font-size:1.06rem}
.contact .ch{display:flex;flex-direction:column;gap:12px;margin-top:28px}
.contact .ch a{display:inline-flex;align-items:center;gap:12px;color:#fff;font-weight:600;font-size:1.02rem}
.contact .ch a svg{width:22px;height:22px;color:var(--sky)}
.form{background:#fff;border-radius:18px;padding:28px;box-shadow:var(--shadow)}
.form label{display:block;font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:7px}
.form .fld{margin-bottom:16px}
.form input,.form textarea{width:100%;border:1px solid var(--line-2);border-radius:11px;padding:12px 14px;font-family:var(--font-body);font-size:15px;color:var(--ink);background:var(--panel);transition:border-color .15s,box-shadow .15s}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(29,78,216,.13);background:#fff}
.form textarea{resize:vertical;min-height:110px}
.form button{width:100%;justify-content:center}

footer{border-top:1px solid var(--line);padding:56px 0 30px;background:var(--panel)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
.foot-grid h4{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:16px;font-family:var(--font-display)}
.foot-grid p{font-size:14.5px;color:var(--muted);max-width:330px}
.foot-grid ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.foot-grid a{font-size:14.5px;color:var(--body);transition:color .15s}
.foot-grid a:hover{color:var(--primary)}
.foot-keys{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted);line-height:1.9}
.foot-bottom{margin-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13.5px;color:var(--muted)}

.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .cards,.proj,.steps{grid-template-columns:1fr 1fr}
  .tech-grid{grid-template-columns:repeat(3,1fr)}
  .about,.contact-grid,.split{grid-template-columns:1fr;gap:34px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .contact{padding:40px 30px}
}
@media(max-width:680px){
  body{font-size:16px}
  .menu{display:none;position:absolute;top:72px;left:0;right:0;flex-direction:column;background:#fff;border-bottom:1px solid var(--line);padding:18px 24px;gap:18px;box-shadow:var(--shadow)}
  .menu.open{display:flex}
  .menu .nav-cta{align-self:flex-start}
  .burger{display:grid;place-items:center}
  .cards,.proj,.steps,.tech-grid,.foot-grid{grid-template-columns:1fr}
  section.block{padding:64px 0}
  .hero{padding:54px 0 56px}
  .hero-meta{gap:22px}
  .contact{padding:32px 22px;border-radius:20px}
}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
  .btn,.card,.pcard,.tech-grid div{transition:none}
}

.brand img.glyph{object-fit:cover;border:0}
:focus-visible{outline:3px solid rgba(29,78,216,.45);outline-offset:2px;border-radius:6px}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(29,78,216,.5);outline-offset:2px}
.seo-shot{width:100%;height:auto;border-radius:14px;border:1px solid var(--line);box-shadow:var(--shadow-sm);display:block}

.annc{background:linear-gradient(100deg,var(--primary),var(--sky));color:#fff;font-size:14px;font-weight:500}
.annc .wrap{display:flex;align-items:center;justify-content:center;gap:14px;min-height:44px;padding-top:8px;padding-bottom:8px;text-align:center;flex-wrap:wrap}
.annc .pin{display:inline-flex;align-items:center;gap:7px}
.annc .pin svg{width:16px;height:16px}
.annc .live{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.3);padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}
.annc .live i{width:7px;height:7px;border-radius:50%;background:#bbf7d0;box-shadow:0 0 0 0 rgba(187,247,208,.8);animation:ping 1.8s infinite}
.annc a{text-decoration:underline;font-weight:700;white-space:nowrap}
.annc .x{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:none;border:none;color:#fff;cursor:pointer;opacity:.8;font-size:18px;line-height:1;padding:4px}
.annc-bar{position:relative}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(187,247,208,.7)}70%{box-shadow:0 0 0 8px rgba(187,247,208,0)}100%{box-shadow:0 0 0 0 rgba(187,247,208,0)}}

.toast-wrap{position:fixed;left:18px;bottom:18px;z-index:55;display:flex;flex-direction:column;gap:10px;max-width:330px}
.toast{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-left:3px solid var(--primary);border-radius:13px;padding:13px 15px;box-shadow:var(--shadow);transform:translateY(16px) scale(.98);opacity:0;transition:transform .35s cubic-bezier(.2,.8,.2,1),opacity .35s}
.toast.show{transform:none;opacity:1}
.toast .ti{flex-shrink:0;width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,rgba(29,78,216,.1),rgba(14,165,233,.13));display:grid;place-items:center;color:var(--primary)}
.toast .ti svg{width:18px;height:18px}
.toast .tx b{display:block;font-family:var(--font-display);font-weight:600;font-size:13.5px;color:var(--ink);line-height:1.3}
.toast .tx span{font-size:12px;color:var(--muted)}
@media(max-width:680px){.toast-wrap{left:12px;right:88px;bottom:12px;max-width:none}}

.guarantee{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:30px}
.guarantee div{background:#fff;border:1px solid var(--line);border-radius:13px;padding:16px 14px;display:flex;gap:11px;align-items:center;box-shadow:var(--shadow-sm)}
.guarantee div svg{width:22px;height:22px;color:var(--green);flex-shrink:0}
.guarantee div b{font-family:var(--font-display);font-size:14px;font-weight:600;color:var(--ink);line-height:1.25}
.guarantee div span{display:block;font-size:12px;color:var(--muted);font-weight:400}
@media(max-width:880px){.guarantee{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.guarantee{grid-template-columns:1fr}}

.nudge{display:inline-flex;align-items:center;gap:8px;background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.28);color:#92600c;font-size:13px;font-weight:600;padding:7px 13px;border-radius:999px;margin-top:18px}
.nudge svg{width:15px;height:15px}

.wa-fab{animation:wapulse 2.6s ease-out infinite}
@keyframes wapulse{0%{box-shadow:0 14px 30px -10px rgba(37,211,102,.65),0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 14px 30px -10px rgba(37,211,102,.65),0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 14px 30px -10px rgba(37,211,102,.65),0 0 0 0 rgba(37,211,102,0)}}
@media(prefers-reduced-motion:reduce){.wa-fab,.annc .live i{animation:none}.toast{transition:none}}
.h2-section{font-size:clamp(1.8rem,3.2vw,2.45rem);margin-top:12px}
.lead-p{margin-top:16px;font-size:1.08rem}
.mt-28{margin-top:28px}
.center-head{margin-left:auto;margin-right:auto;text-align:center}
.form-hint{margin-top:12px;font-size:13px;color:var(--muted);text-align:center}
.mb-16{margin-bottom:16px}
.col-center{justify-self:center;width:100%}
.nudge-on-dark{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25);color:#dbe6f7}
.about-shot{grid-column:1/-1;margin-bottom:4px}
.btn-block-10{width:100%;justify-content:center;margin-top:10px}
.foot-nap{margin-top:14px;font-size:13.5px;color:var(--muted);line-height:1.7}
.foot-nap a{color:var(--body)}
.foot-social{display:flex;gap:10px;margin-top:16px}
.foot-social a{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);display:grid;place-items:center;color:var(--muted);background:#fff;transition:color .15s,border-color .15s,transform .15s}
.foot-social a:hover{color:var(--primary);border-color:var(--line-2);transform:translateY(-2px)}
.foot-social svg{width:19px;height:19px}
/* Full Stack Developer Hakan Sevim */

/* ===== iOS / premium mobile ===== */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
a,button,summary,input,textarea,.btn,.nav-cta,.burger,.wa-fab{-webkit-tap-highlight-color:transparent;touch-action:manipulation}
header{padding-top:env(safe-area-inset-top)}
@supports(padding:max(0px)){footer{padding-bottom:max(0px,env(safe-area-inset-bottom))}}
body.nav-open{overflow:hidden}
.burger svg line{transition:transform .28s cubic-bezier(.4,.01,.2,1),opacity .2s}
.burger svg{overflow:visible}
.burger svg line{transform-box:fill-box;transform-origin:center}
.burger[aria-expanded="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.burger[aria-expanded="true"] svg line:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] svg line:nth-child(2){opacity:0}
.burger[aria-expanded="true"] svg line:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

@media(max-width:680px){
  .menu{
    display:flex;position:fixed;left:8px;right:8px;
    top:calc(72px + env(safe-area-inset-top) + 6px);
    flex-direction:column;align-items:stretch;gap:0;
    padding:6px;border:1px solid var(--line);border-radius:20px;
    background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
    box-shadow:0 20px 44px -16px rgba(11,27,51,.30),0 2px 8px rgba(11,27,51,.10);
    max-height:calc(100dvh - 96px - env(safe-area-inset-top));overflow-y:auto;-webkit-overflow-scrolling:touch;
    z-index:49;
    opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-10px) scale(.98);transform-origin:top center;
    transition:opacity .26s cubic-bezier(.32,.72,0,1),transform .26s cubic-bezier(.32,.72,0,1),visibility .26s;
  }
  .menu.open{opacity:1;visibility:visible;pointer-events:auto;transform:none}
  .menu a{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 14px;font-size:17px;font-weight:500;color:var(--ink);border-radius:12px;position:relative}
  .menu a:not(.nav-cta):not(:last-child){border-bottom:1px solid var(--line)}
  .menu a:not(.nav-cta):after{content:"";width:8px;height:8px;border-right:2px solid var(--line-2);border-bottom:2px solid var(--line-2);transform:rotate(-45deg);flex:0 0 auto}
  .menu a:not(.nav-cta):active{background:var(--panel-2)}
  .menu .nav-cta{align-self:auto;justify-content:center;margin-top:6px;min-height:52px;font-size:16px}
  .menu .nav-cta:after{display:none}
  body.nav-open:before{content:"";position:fixed;inset:0;z-index:45;background:rgba(11,27,51,.34);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px)}
  .form input,.form textarea{font-size:16px}
  .hero-cta{gap:12px}
  .hero-cta .btn{flex:1 1 100%;justify-content:center}
  .wa-fab{right:calc(16px + env(safe-area-inset-right));bottom:calc(16px + env(safe-area-inset-bottom))}
  .trust-row{gap:12px 26px}
}
@media(hover:none){
  .btn:hover,.nav-cta:hover,.card:hover,.pcard:hover,.wa-fab:hover,.btn-primary:hover,.btn-ghost:hover,.btn-wa:hover,.foot-social a:hover,.trust-row b:hover{transform:none}
}
.btn:active,.nav-cta:active,.wa-fab:active{transform:scale(.97)}
@media(prefers-reduced-motion:reduce){.menu{transition:none}.burger svg line{transition:none}}

/* ===== iOS alt tab bar ===== */
.tabbar{display:none}
@media(max-width:680px){
  .tabbar{
    display:grid;grid-template-columns:repeat(5,1fr);align-items:stretch;
    position:fixed;left:0;right:0;bottom:0;z-index:58;
    padding:6px 6px calc(6px + env(safe-area-inset-bottom));
    background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
    border-top:1px solid var(--line);box-shadow:0 -8px 24px -16px rgba(11,27,51,.28);
  }
  .tabbar .tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-height:50px;border-radius:12px;color:var(--muted);font-size:11px;font-weight:500;letter-spacing:-.01em;transition:color .18s,background .18s,transform .12s}
  .tabbar .tab svg{width:24px;height:24px}
  .tabbar .tab span{line-height:1}
  .tabbar .tab.active{color:var(--primary)}
  .tabbar .tab:active{transform:scale(.92);background:var(--panel-2)}
  .tabbar .tab-wa{color:var(--green)}
  body{padding-bottom:calc(58px + env(safe-area-inset-bottom))}
  .wa-fab{display:none}
  .toast-wrap{left:12px;right:12px;bottom:calc(70px + env(safe-area-inset-bottom));max-width:none}
  body.nav-open:before{bottom:calc(58px + env(safe-area-inset-bottom))}
}
@media(hover:hover){.tabbar .tab:hover{color:var(--primary)}}
@media(prefers-reduced-motion:reduce){.tabbar .tab{transition:none}}