/* Shared styles: portfolio + app pages. Theme via --accent / --accent2 (override per page on <body>). */
:root{
  --accent:#5b7cff;--accent2:#22d3c5;--accent3:#ff8a3d;
  --bg:#070a13;--bg2:#0c1120;--card:rgba(255,255,255,.045);--card-b:rgba(255,255,255,.09);
  --ink:#eef2ff;--mute:#9aa6c4;--line:rgba(255,255,255,.09);
  --r:20px;--shadow:0 20px 60px rgba(0,0,0,.45);
}
html[data-theme=light]{
  --bg:#f5f7ff;--bg2:#eaeefc;--card:rgba(255,255,255,.75);--card-b:rgba(20,30,70,.08);
  --ink:#0f1630;--mute:#55618a;--line:rgba(20,30,70,.1);--shadow:0 20px 50px rgba(40,60,140,.15);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1140px;margin:0 auto;padding:0 22px;position:relative;z-index:1}
.grad{background:linear-gradient(110deg,var(--accent),var(--accent2) 60%,var(--accent3));-webkit-background-clip:text;background-clip:text;color:transparent}

/* animated background */
.bg{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.bg i{position:absolute;border-radius:50%;filter:blur(90px);opacity:.38;animation:drift 22s ease-in-out infinite alternate}
.bg i:nth-child(1){width:520px;height:520px;background:var(--accent);top:-140px;left:-120px}
.bg i:nth-child(2){width:460px;height:460px;background:var(--accent2);top:30%;right:-160px;animation-delay:-7s}
.bg i:nth-child(3){width:420px;height:420px;background:var(--accent3);bottom:-160px;left:25%;opacity:.22;animation-delay:-13s}
html[data-theme=light] .bg i{opacity:.22}
@keyframes drift{to{transform:translate(70px,50px) scale(1.12)}}
.bg:after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:30px 30px;mask-image:radial-gradient(ellipse at 50% 20%,#000 20%,transparent 70%)}

/* nav */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(16px);background:color-mix(in srgb,var(--bg) 70%,transparent);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;color:var(--ink);font-size:1.08rem;letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:grid;place-items:center;color:#fff;font-weight:800;font-size:.95rem}
.brand img{width:34px;height:34px;border-radius:9px}
.links{display:flex;align-items:center;gap:6px}
.links a{color:var(--mute);padding:8px 13px;border-radius:10px;font-size:.94rem;font-weight:500}
.links a:hover,.links a.on{color:var(--ink);background:var(--card);text-decoration:none}
.links .pill{background:linear-gradient(110deg,var(--accent),var(--accent2));color:#fff;font-weight:700}
.links .pill:hover{color:#fff;filter:brightness(1.1);background:linear-gradient(110deg,var(--accent),var(--accent2))}
.tbtn{background:var(--card);border:1px solid var(--card-b);color:var(--ink);width:38px;height:38px;border-radius:10px;cursor:pointer;font-size:1.05rem;margin-left:6px}
.burger{display:none;background:var(--card);border:1px solid var(--card-b);color:var(--ink);width:40px;height:40px;border-radius:10px;font-size:1.2rem;cursor:pointer}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 26px;border-radius:14px;font-weight:700;font-size:1rem;border:1px solid transparent;cursor:pointer;transition:.25s;font-family:inherit}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn.main{background:linear-gradient(110deg,var(--accent),var(--accent2));color:#fff;box-shadow:0 10px 30px color-mix(in srgb,var(--accent) 45%,transparent)}
.btn.ghost{background:var(--card);border-color:var(--card-b);color:var(--ink);backdrop-filter:blur(8px)}
.btn.ghost:hover{border-color:var(--accent)}
.play{background:#fff;color:#111;border:1px solid #ddd}
.play svg{width:22px;height:22px}

/* hero */
.hero{padding:96px 0 70px}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}
.tag{display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:99px;background:var(--card);border:1px solid var(--card-b);font-size:.86rem;color:var(--mute);margin-bottom:22px;backdrop-filter:blur(8px)}
.dot{width:8px;height:8px;border-radius:50%;background:#34d399;box-shadow:0 0 0 0 #34d39988;animation:ping 2s infinite}
@keyframes ping{70%{box-shadow:0 0 0 10px #34d39900}100%{box-shadow:0 0 0 0 #34d39900}}
h1{font-size:clamp(2.4rem,5.6vw,4.2rem);line-height:1.04;letter-spacing:-.035em;margin:0 0 20px;font-weight:800}
h2{font-size:clamp(1.8rem,3.6vw,2.6rem);line-height:1.12;letter-spacing:-.025em;margin:0 0 12px;font-weight:800}
h3{margin:0 0 8px;font-size:1.15rem;letter-spacing:-.01em}
.lead{font-size:1.18rem;color:var(--mute);max-width:560px;margin:0 0 30px}
.cta{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:34px}
.stats{display:flex;flex-wrap:wrap;gap:34px}
.stats b{display:block;font-size:1.7rem;letter-spacing:-.02em}
.stats span{color:var(--mute);font-size:.88rem}

/* hero visual */
.stage{position:relative;height:520px}
.stage .ph{position:absolute;border-radius:30px;border:7px solid #151b2c;box-shadow:var(--shadow);background:#000}
.stage .ph.a{width:230px;left:8%;top:30px;transform:rotate(-6deg);animation:fl 7s ease-in-out infinite}
.stage .ph.b{width:230px;right:2%;top:70px;transform:rotate(5deg);animation:fl 8s ease-in-out infinite reverse}
@keyframes fl{50%{translate:0 -16px}}
.chip{position:absolute;z-index:5;padding:9px 15px;border-radius:14px;background:color-mix(in srgb,var(--bg2) 94%,transparent);border:1px solid var(--card-b);backdrop-filter:blur(14px);font-size:.84rem;font-weight:600;box-shadow:var(--shadow);animation:fl 6s ease-in-out infinite}
.chip.c1{left:-2%;bottom:90px}.chip.c2{right:6%;bottom:30px;animation-delay:-3s}.chip.c3{left:40%;top:-6px;animation-delay:-1.5s}

/* marquee */
.marq{border-block:1px solid var(--line);background:var(--card);overflow:hidden;padding:16px 0;backdrop-filter:blur(8px)}
.marq div{display:flex;gap:46px;width:max-content;animation:mq 30s linear infinite}
.marq span{color:var(--mute);font-weight:600;white-space:nowrap}
.marq span:before{content:"\2726";color:var(--accent);margin-right:14px}
@keyframes mq{to{transform:translateX(-50%)}}

/* sections */
section{padding:92px 0;position:relative}
.eyebrow{color:var(--accent2);font-weight:700;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:12px}
.sub{color:var(--mute);max-width:640px;margin:0 0 44px;font-size:1.06rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--card-b);border-radius:var(--r);padding:28px;backdrop-filter:blur(10px);transition:.3s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-6px);border-color:color-mix(in srgb,var(--accent) 55%,transparent);box-shadow:var(--shadow)}
.card:before{content:"";position:absolute;inset:0;background:radial-gradient(400px 160px at 0% 0%,color-mix(in srgb,var(--accent) 14%,transparent),transparent);opacity:0;transition:.3s}
.card:hover:before{opacity:1}
.card>*{position:relative}
.ico{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;font-size:1.5rem;margin-bottom:16px;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 30%,transparent),color-mix(in srgb,var(--accent2) 24%,transparent));border:1px solid var(--card-b)}
.card p{margin:0;color:var(--mute);font-size:.97rem}

/* featured project */
.feat{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:28px;overflow:hidden;background:var(--card);border:1px solid var(--card-b);box-shadow:var(--shadow)}
.feat .txt{padding:46px}
.feat .vis{background:linear-gradient(145deg,#3D5AFE,#00BFA5);display:flex;align-items:flex-end;justify-content:center;gap:14px;padding:40px 30px 0;min-height:420px;overflow:hidden}
.feat .vis img{width:44%;border-radius:22px 22px 0 0;border:6px solid #111827;border-bottom:0;box-shadow:0 -10px 40px rgba(0,0,0,.35)}
.feat .vis img:first-child{transform:translateY(30px)}
.badge{display:inline-block;padding:5px 13px;border-radius:99px;font-size:.78rem;font-weight:700;background:#34d39922;color:#34d399;border:1px solid #34d39955;margin-bottom:14px}
.badge.soon{background:#ffffff10;color:var(--mute);border-color:var(--line)}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 26px}
.tags span{padding:5px 12px;border-radius:99px;background:var(--card);border:1px solid var(--card-b);font-size:.82rem;color:var(--mute)}
.mini{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-top:22px}
.mini .card{padding:20px}
.mini h3{font-size:1rem}

/* process */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;counter-reset:s}
.step{padding:26px;border-left:2px solid var(--line);position:relative}
.step:before{counter-increment:s;content:"0" counter(s);font-size:2.4rem;font-weight:800;color:transparent;-webkit-text-stroke:1px var(--accent);display:block;margin-bottom:8px}
.step p{margin:0;color:var(--mute);font-size:.95rem}

/* skills */
.skills{display:flex;flex-wrap:wrap;gap:12px}
.skills span{padding:11px 20px;border-radius:14px;background:var(--card);border:1px solid var(--card-b);font-weight:600;transition:.25s}
.skills span:hover{border-color:var(--accent);transform:translateY(-3px)}

/* about */
.about{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:center}
.avatar{aspect-ratio:1;border-radius:32px;background:linear-gradient(135deg,var(--accent),var(--accent2) 60%,var(--accent3));display:grid;place-items:center;font-size:6rem;font-weight:800;color:#fff;box-shadow:var(--shadow);position:relative}
.avatar:after{content:"";position:absolute;inset:10px;border-radius:24px;border:1px dashed #ffffff66}

/* cta band */
.band{margin:0 0 90px}
.band .box{border-radius:30px;padding:60px 30px;text-align:center;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 85%,#000),color-mix(in srgb,var(--accent2) 80%,#000));color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.band .box:before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:#ffffff1c;right:-120px;top:-180px}
.band h2,.band p{position:relative}
.band p{max-width:560px;margin:0 auto 26px;opacity:.9}
.band .btn{background:#fff;color:#16205a;position:relative}

/* app page gallery */
.shots{display:flex;gap:22px;overflow-x:auto;padding:10px 6px 28px;scroll-snap-type:x mandatory}
.shots::-webkit-scrollbar{height:8px}.shots::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px}
.shots figure{margin:0;flex:0 0 232px;scroll-snap-align:start;text-align:center;transition:.3s}
.shots figure:hover{transform:translateY(-8px)}
.shots img{border-radius:26px;border:6px solid #151b2c;box-shadow:var(--shadow)}
.shots figcaption{margin-top:14px;color:var(--mute);font-size:.92rem}
.two{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
ul.tick{list-style:none;padding:0;margin:0}
ul.tick li{padding-left:34px;position:relative;margin:14px 0}
ul.tick li:before{content:"\2713";position:absolute;left:0;top:1px;width:23px;height:23px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-size:.78rem;font-weight:800;display:grid;place-items:center}
.badges{display:flex;flex-wrap:wrap;gap:10px}
.badges span{padding:8px 16px;border-radius:99px;background:color-mix(in srgb,var(--accent) 16%,transparent);border:1px solid color-mix(in srgb,var(--accent) 40%,transparent);font-weight:600;font-size:.9rem}
details{background:var(--card);border:1px solid var(--card-b);border-radius:16px;padding:18px 22px;margin:12px 0;transition:.25s}
details[open]{border-color:var(--accent)}
summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";color:var(--accent2);font-size:1.4rem;line-height:1}
details[open] summary:after{content:"\2212"}
details p{margin:12px 0 0;color:var(--mute)}

/* contact */
.contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:start}
.info .row{display:flex;gap:16px;align-items:center;margin-bottom:22px}
.info .row .ico{margin:0}
.info small{color:var(--mute);display:block}
form.card{padding:34px}
label{display:block;font-weight:600;font-size:.9rem;margin:0 0 7px}
input,select,textarea{width:100%;padding:14px 16px;border-radius:13px;border:1px solid var(--card-b);background:color-mix(in srgb,var(--bg) 65%,transparent);color:var(--ink);font:inherit;margin-bottom:18px;transition:.2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 22%,transparent)}
textarea{min-height:150px;resize:vertical}
.hint{color:var(--mute);font-size:.84rem;margin:12px 0 0}
.ok{display:none;margin-top:16px;padding:14px;border-radius:12px;background:#34d39922;border:1px solid #34d39966;color:#34d399;font-weight:600}

/* policy */
.doc{max-width:800px;margin:0 auto;padding:70px 22px 90px;position:relative;z-index:1}
.doc h1{font-size:clamp(2rem,4.4vw,3rem)}
.doc h2{font-size:1.45rem;margin:40px 0 10px}
.doc p,.doc li{color:var(--mute)}
.doc strong{color:var(--ink)}
.doc ul{padding-left:22px}
.doc .meta{color:var(--mute);font-size:.92rem;margin-bottom:26px}
.doc .box{padding:20px 24px;border-radius:16px;background:var(--card);border:1px solid var(--card-b);margin:24px 0;color:var(--ink)}
.doc code{background:var(--card);padding:2px 7px;border-radius:6px;font-size:.88em}

/* footer */
footer{border-top:1px solid var(--line);padding:46px 0 34px;position:relative;z-index:1;background:color-mix(in srgb,var(--bg2) 70%,transparent)}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.foot h4{margin:0 0 12px;font-size:.9rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mute)}
.foot a{display:block;color:var(--ink);padding:4px 0;font-size:.95rem}
.foot p{color:var(--mute);font-size:.93rem;max-width:340px}
.copy{margin-top:34px;padding-top:22px;border-top:1px solid var(--line);color:var(--mute);font-size:.85rem;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}

/* reveal */
.rv{opacity:0;transform:translateY(28px);transition:opacity .8s,transform .8s}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}

@media(max-width:900px){
  .hero{padding:60px 0 40px}.hero .wrap,.feat,.about,.two,.contact{grid-template-columns:1fr}
  .stage{height:430px}.stage .ph{width:190px!important}
  .feat .txt{padding:30px}.foot{grid-template-columns:1fr 1fr}.avatar{max-width:260px;font-size:4.5rem}
  .burger{display:block}
  .links{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;padding:14px 22px 20px;background:var(--bg);border-bottom:1px solid var(--line)}
  .links.open{display:flex}.tbtn{margin:6px 0 0;width:100%}
  section{padding:64px 0}
}

/* flash + misc (PHP version) */
.flash{padding:14px 18px;border-radius:14px;margin:0 0 26px;font-weight:600;border:1px solid}
.flash.ok{background:#34d39922;border-color:#34d39966;color:#34d399}
.flash.err{background:#f8717122;border-color:#f8717166;color:#f87171}
a.card:hover{text-decoration:none}
.cta .btn.play{color:#111}

/* contact form loading state */
.spin{display:inline-block;width:16px;height:16px;border:2px solid #ffffff55;border-top-color:#fff;border-radius:50%;animation:rot .7s linear infinite;vertical-align:-3px}
@keyframes rot{to{transform:rotate(360deg)}}
form.card{position:relative}
form.card.busy{pointer-events:none}
form.card.busy input,form.card.busy select,form.card.busy textarea{opacity:.55}
form.card.busy:after{content:"";position:absolute;left:0;top:0;height:4px;width:40%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:4px;animation:bar 1.1s ease-in-out infinite}
@keyframes bar{0%{left:-40%}100%{left:100%}}
.btn:disabled{opacity:.8;cursor:progress;transform:none}
.fstatus{display:none;margin-top:16px;padding:13px 16px;border-radius:12px;font-weight:600;border:1px solid}
.fstatus.show{display:block}
.fstatus.ok{background:#34d39922;border-color:#34d39966;color:#34d399}
.fstatus.err{background:#f8717122;border-color:#f8717166;color:#f87171}
.fstatus.info{background:var(--card);border-color:var(--card-b);color:var(--mute)}