/* ==========================================================
   BADSHAH PORTFOLIO — index.css
   Palette: black / white / blue only
   ========================================================== */
:root{
  --black:#02030a;
  --ink:#050816;
  --panel:#0a1024;
  --blue:#2f6bff;
  --blue-2:#5b8cff;
  --blue-glow:rgba(47,107,255,.45);
  --white:#ffffff;
  --muted:#b7c3e6;
  --line:rgba(255,255,255,.12);
  --radius:20px;
  --font:"Inter","Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--black);color:var(--white);font-family:var(--font);line-height:1.65;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue-2);text-decoration:none}
a:hover{text-decoration:underline}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3{line-height:1.15;margin:0 0 .5em}
:focus-visible{outline:3px solid var(--blue-2);outline-offset:3px;border-radius:6px}
[hidden]{display:none!important}
.container{width:min(1160px,100% - 32px);margin-inline:auto}
.container.narrow{width:min(760px,100% - 32px)}
.skip-link{position:absolute;left:-999px;top:8px;background:var(--blue);color:#fff;padding:10px 16px;border-radius:8px;z-index:200}
.skip-link:focus{left:8px}

/* ---------- Header ---------- */
.site-header{position:fixed;inset:0 0 auto 0;z-index:100;background:rgba(2,3,10,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;letter-spacing:.12em}
.brand:hover{text-decoration:none}
.brand img{border-radius:10px}
.main-nav ul{display:flex;gap:4px}
.main-nav a{display:block;padding:8px 12px;color:var(--muted);border-radius:999px;font-size:.92rem;transition:.25s}
.main-nav a:hover,.main-nav a.active{color:#fff;background:rgba(47,107,255,.2);text-decoration:none}
.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:12px;width:46px;height:46px;cursor:pointer;padding:0;position:relative}
.menu-toggle span{position:absolute;left:12px;right:12px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.menu-toggle span:nth-child(1){top:15px}
.menu-toggle span:nth-child(2){top:22px}
.menu-toggle span:nth-child(3){top:29px}
.menu-toggle[aria-expanded="true"] span:nth-child(1){top:22px;transform:rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){top:22px;transform:rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate;padding:110px 0 70px}
.hero-bg{position:absolute;inset:-6%;background:var(--ink) url("assets/bg.png") center/cover no-repeat;z-index:-5;animation:bgDrift 28s ease-in-out infinite alternate;will-change:transform}
.hero-overlay{position:absolute;inset:0;z-index:-2;background:linear-gradient(180deg,rgba(2,3,10,.78),rgba(2,3,10,.55) 45%,rgba(2,3,10,.92))}
.hero-grid{position:absolute;inset:0;z-index:-3;opacity:.35;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at center,#000 20%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse at center,#000 20%,transparent 75%);animation:gridMove 20s linear infinite}
.hero-orbs i{position:absolute;border-radius:50%;filter:blur(60px);z-index:-4;background:var(--blue);opacity:.35;animation:orb 14s ease-in-out infinite alternate;will-change:transform}
.hero-orbs i:nth-child(1){width:340px;height:340px;left:-80px;top:10%}
.hero-orbs i:nth-child(2){width:260px;height:260px;right:-60px;top:45%;animation-duration:18s;animation-delay:-4s}
.hero-orbs i:nth-child(3){width:200px;height:200px;left:40%;bottom:-60px;animation-duration:16s;animation-delay:-8s}
.hero-watermark{position:absolute;inset:0;display:grid;place-items:center;z-index:-1;font-weight:900;font-size:clamp(3rem,16vw,12rem);letter-spacing:.06em;color:rgba(255,255,255,.07);filter:blur(2px);user-select:none;pointer-events:none;white-space:nowrap;animation:wm 9s ease-in-out infinite alternate}
.hero-sheen{position:absolute;inset:-20% -40%;z-index:-2;background:linear-gradient(115deg,transparent 42%,rgba(91,140,255,.22) 50%,transparent 58%);animation:sheen 7s linear infinite;pointer-events:none}

/* ---------- Page banner (sub-pages: store, courses, APIs, websites) ---------- */
.page-hero{position:relative;min-height:38vh;display:flex;align-items:center;overflow:hidden;isolation:isolate;padding:140px 0 56px}
.page-hero .hero-bg,.page-hero .hero-overlay,.page-hero .hero-sheen,.page-hero .hero-grid{position:absolute;inset:0}
.page-hero .hero-bg{inset:-6%;animation:bgDrift 28s ease-in-out infinite alternate}
.page-hero-content{text-align:center;position:relative}
.breadcrumb{color:var(--muted);font-size:.85rem;margin-bottom:10px}
.breadcrumb a{color:var(--blue-2)}
.page-hero h1{font-size:clamp(2rem,6vw,3.4rem);font-weight:900;letter-spacing:.04em;margin:.2em 0}
.page-hero p{color:var(--muted);max-width:560px;margin:0 auto}

/* ---------- Store category links ---------- */
.store-links{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.store-link-card{display:flex;flex-direction:column;gap:14px;text-align:center;align-items:center;padding:40px 20px;text-decoration:none;color:#fff}
.store-link-card:hover{text-decoration:none}
.store-link-icon{width:62px;height:62px;border-radius:50%;display:grid;place-items:center;background:rgba(47,107,255,.18);border:1px solid var(--blue-2);font-size:1.6rem}
.store-link-card h3{margin:0;letter-spacing:.06em}
.hero-icon{position:absolute;top:78px;right:max(16px,calc((100vw - 1160px)/2));border-radius:14px;box-shadow:0 0 28px var(--blue-glow);animation:float 6s ease-in-out infinite}
.hero-content{text-align:center;max-width:860px}
.eyebrow{display:inline-block;padding:6px 16px;border:1px solid var(--line);border-radius:999px;color:var(--blue-2);letter-spacing:.2em;text-transform:uppercase;font-size:.78rem;background:rgba(47,107,255,.1)}
.hero h1{font-size:clamp(2.4rem,9vw,5.6rem);font-weight:900;letter-spacing:.04em;margin:.4em 0 .2em;background:linear-gradient(90deg,#fff,var(--blue-2),#fff);background-size:200% auto;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 6s linear infinite}
.tagline{font-size:clamp(1.05rem,3.2vw,1.6rem);color:#fff;font-weight:600;margin:0 0 .8em}
.hero-intro{color:var(--muted);max-width:640px;margin:0 auto 2em}
.hero-intro strong{color:#fff}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;padding:12px 26px;font:inherit;font-weight:700;letter-spacing:.06em;cursor:pointer;transition:transform .25s,box-shadow .25s,background .25s;color:#fff;background:transparent;text-decoration:none}
.btn:hover{text-decoration:none;transform:translateY(-3px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),#1b44c4);box-shadow:0 8px 28px var(--blue-glow)}
.btn-primary:hover{box-shadow:0 12px 40px var(--blue-glow),0 0 0 4px rgba(47,107,255,.25)}
.btn-ghost{border-color:var(--line);background:rgba(255,255,255,.04)}
.btn-ghost:hover{border-color:var(--blue-2);background:rgba(47,107,255,.15)}
.btn-lg{padding:16px 40px;font-size:1.05rem}
.btn-sm{padding:8px 18px;font-size:.82rem}

/* ---------- Sections ---------- */
.section,.store{padding:96px 0;position:relative}
.section.alt,.store{background:linear-gradient(180deg,var(--ink),var(--black))}
.section-head{text-align:center;margin-bottom:48px}
.section-head h2,.about-article h2{font-size:clamp(1.8rem,5vw,3rem);font-weight:900;letter-spacing:.04em}
.section-head h2::after,.about-article h2::after{content:"";display:block;width:70px;height:4px;border-radius:4px;background:var(--blue);margin:14px auto 0;box-shadow:0 0 18px var(--blue-glow)}
.about-article h2::after{margin-left:0}
.section-head p{color:var(--muted);margin:0}

/* ---------- Cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px}
.card{background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:transform .35s,border-color .35s,box-shadow .35s;display:flex;flex-direction:column;gap:10px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.card:hover{border-color:var(--blue-2);box-shadow:0 18px 50px rgba(47,107,255,.25)}
.card h3{font-size:1.2rem;margin:0}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.card .label{color:var(--blue-2);font-weight:700;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase}
.card-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:10px}
.card .api-url{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.8rem;color:var(--muted);word-break:break-all;opacity:.8}
.status{display:inline-block;align-self:flex-start;padding:3px 12px;border-radius:999px;font-size:.75rem;font-weight:700;border:1px solid var(--blue-2);color:var(--blue-2)}
.state-msg{grid-column:1/-1;text-align:center;padding:30px;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted)}
.skeleton{height:150px;border-radius:var(--radius);background:linear-gradient(90deg,rgba(255,255,255,.04),rgba(255,255,255,.12),rgba(255,255,255,.04));background-size:200% 100%;animation:skel 1.4s linear infinite}

/* ---------- Store ---------- */
.store-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:40px}
.store-tab{font:inherit;font-weight:800;letter-spacing:.1em;color:#fff;padding:22px 12px;border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(160deg,rgba(47,107,255,.18),rgba(255,255,255,.03));cursor:pointer;transition:.3s}
.store-tab:hover{transform:translateY(-4px);border-color:var(--blue-2)}
.store-tab[aria-selected="true"]{background:linear-gradient(135deg,var(--blue),#1b44c4);box-shadow:0 10px 36px var(--blue-glow);border-color:transparent}
.store-panel{animation:fadeUp .45s both}
.panel-title{font-size:1.4rem;margin-bottom:18px}

/* ---------- About ---------- */
.about-article{max-width:820px;margin-inline:auto;background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));border:1px solid var(--line);border-radius:28px;padding:clamp(24px,5vw,52px)}
.about-article h3{margin-top:1.5em;color:var(--blue-2);font-size:1.15rem}
.about-article p{color:var(--muted)}
.about-article strong{color:#fff}
.skill-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.skill-tags li{padding:6px 16px;border-radius:999px;border:1px solid var(--blue-2);background:rgba(47,107,255,.12);font-size:.85rem}

/* ---------- Projects ---------- */
.project-card dl{margin:0;display:grid;gap:8px}
.project-card dt{color:var(--blue-2);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700}
.project-card dd{margin:0 0 4px;color:var(--muted);font-size:.93rem}
.project-card .num{font-size:2.4rem;font-weight:900;color:rgba(47,107,255,.35);line-height:1}

/* ---------- Forms ---------- */
.form-card{background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid var(--line);border-radius:28px;padding:clamp(22px,5vw,40px)}
.field{margin-bottom:20px}
.field label,.packages legend{display:block;font-weight:700;margin-bottom:8px}
.field input,.field textarea{width:100%;font:inherit;color:#fff;background:rgba(2,3,10,.7);border:1px solid var(--line);border-radius:14px;padding:14px 16px;transition:.25s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue-2);box-shadow:0 0 0 4px rgba(47,107,255,.25)}
.field textarea{resize:vertical;min-height:120px}
.field .invalid{border-color:#fff}
.error{display:block;min-height:1.1em;color:#fff;background:none;font-size:.82rem;margin-top:6px}
.error:not(:empty)::before{content:"\26A0  ";color:var(--blue-2)}
.packages{border:0;padding:0;margin:0 0 18px;display:grid;gap:12px}
.package{cursor:pointer;display:block}
.package input{position:absolute;opacity:0;pointer-events:none}
.package-body{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;border:1px solid var(--line);border-radius:16px;transition:.25s;background:rgba(255,255,255,.03)}
.package-body em{font-style:normal;color:var(--blue-2);font-weight:800}
.package:hover .package-body{border-color:var(--blue-2)}
.package input:checked + .package-body{border-color:var(--blue-2);background:rgba(47,107,255,.2);box-shadow:0 0 24px var(--blue-glow)}
.package input:focus-visible + .package-body{outline:3px solid var(--blue-2);outline-offset:3px}
.note{color:var(--muted);font-size:.85rem}
.pay-box{border:1px solid var(--blue-2);border-radius:18px;padding:20px;margin:18px 0 24px;background:rgba(47,107,255,.1)}
.pay-box h3{margin-bottom:.3em}
.pay-box p{margin:.3em 0}
.form-status{min-height:1.4em;margin:14px 0 0;font-weight:600}

/* ---------- Visuals ---------- */
.visuals-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:24px;perspective:1100px}
.visual{margin:0;border-radius:22px;overflow:hidden;background:var(--panel);border:1px solid var(--line);box-shadow:0 14px 40px rgba(0,0,0,.6),0 0 24px rgba(47,107,255,.18);transition:transform .45s,box-shadow .45s;transform-style:preserve-3d;animation:var(--anim,floatA) var(--dur,7s) ease-in-out var(--delay,0s) infinite;will-change:transform}
.visual img{width:100%;aspect-ratio:1/1;object-fit:cover}
.visual:hover{animation-play-state:paused;transform:scale(1.07) rotateX(4deg) rotateY(-4deg);box-shadow:0 24px 60px rgba(0,0,0,.7),0 0 46px var(--blue-glow);border-color:var(--blue-2)}

/* ---------- Social ---------- */
.social-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.social-card{align-items:center;text-align:center}
.dp{width:84px;height:84px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 30% 30%,var(--blue-2),#0b1a4a);border:2px solid var(--blue-2);box-shadow:0 0 26px var(--blue-glow);overflow:hidden}
.dp img{width:100%;height:100%;object-fit:cover}
.dp svg{width:40px;height:40px;fill:#fff}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);border-top:1px solid var(--line);padding:60px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.4fr;gap:36px}
.footer-brand{font-size:1.5rem;letter-spacing:.1em;font-weight:900}
.footer-names{color:var(--blue-2);letter-spacing:.14em}
.site-footer h3{font-size:1rem;color:var(--blue-2);letter-spacing:.1em;text-transform:uppercase}
.site-footer p,.site-footer li{color:var(--muted);margin:.4em 0;font-size:.94rem}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:40px;padding-top:20px;font-size:.85rem}
.footer-bottom p{margin:0;color:var(--muted)}

/* ---------- Toast ---------- */
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,30px);background:var(--blue);color:#fff;padding:12px 24px;border-radius:999px;font-weight:700;opacity:0;pointer-events:none;transition:.35s;z-index:300;box-shadow:0 10px 30px var(--blue-glow)}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s ease,transform .8s ease;transition-delay:var(--rd,0s)}
.reveal.in{opacity:1;transform:none}
.tilt{transform-style:preserve-3d}

/* ---------- Keyframes ---------- */
@keyframes bgDrift{0%{transform:scale(1.06) translate3d(-1.5%,-1%,0)}100%{transform:scale(1.14) translate3d(1.5%,1.2%,0)}}
@keyframes gridMove{to{background-position:56px 56px}}
@keyframes orb{0%{transform:translate3d(0,0,0) scale(1)}100%{transform:translate3d(60px,-50px,0) scale(1.25)}}
@keyframes wm{0%{opacity:.7;transform:scale(1)}100%{opacity:1;transform:scale(1.05)}}
@keyframes sheen{0%{transform:translateX(-35%) rotate(0.001deg)}100%{transform:translateX(35%) rotate(0.001deg)}}
@keyframes shine{to{background-position:200% center}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes floatA{0%,100%{transform:translateY(0) rotateX(0) rotateY(0)}50%{transform:translateY(-12px) rotateX(3deg) rotateY(-3deg)}}
@keyframes floatB{0%,100%{transform:translateY(-4px) rotateZ(-.6deg)}50%{transform:translateY(10px) rotateZ(.8deg)}}
@keyframes floatC{0%,100%{transform:translate3d(0,0,0) rotateY(2deg)}33%{transform:translate3d(6px,-10px,0) rotateY(-3deg)}66%{transform:translate3d(-6px,-4px,0) rotateY(3deg)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
@keyframes skel{to{background-position:-200% 0}}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid > div:first-child{grid-column:1/-1}
}
@media (max-width:860px){
  .menu-toggle{display:block}
  .main-nav{position:fixed;top:64px;left:0;right:0;background:rgba(2,3,10,.97);border-bottom:1px solid var(--line);max-height:0;overflow:hidden;transition:max-height .4s ease}
  .main-nav.open{max-height:80vh;overflow-y:auto}
  .main-nav ul{flex-direction:column;padding:12px 16px 20px}
  .main-nav a{padding:14px 16px;font-size:1rem;border-radius:12px}
  .hero-icon{top:76px;right:16px;width:44px;height:44px}
}
@media (max-width:600px){
  .section,.store{padding:68px 0}
  .store-tabs,.store-links{grid-template-columns:1fr}
  .visuals-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .hero-orbs i{filter:blur(40px)}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}