/* ===== TOKENS ===== */
:root{--bg:#050b1a;--panel:#081226;--line:#14284a;--line2:#1b3a6b;--blue:#1ea7ff;--text:#e8eefc;--muted:#a9b6d3;--green:#58d68d}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1240px;margin:0 auto;padding:0 40px}
.hand{font-family:Caveat,cursive;color:var(--blue)}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:4px}

/* ===== NAV ===== */
header{position:sticky;top:0;z-index:10;background:rgba(5,11,26,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:700;font-size:1.5rem}
.logo b,.logo i{color:var(--blue);font-weight:700}
.logo i{font-style:normal;margin-right:14px;font-size:1.6rem}
nav ul{display:flex;gap:32px;list-style:none}
nav a{font-size:.95rem;padding:20px 0;display:block}
nav a.active,nav a:hover{color:var(--blue);box-shadow:0 3px 0 var(--blue)}
.menu{display:none;background:none;border:0;color:var(--text);font-size:1.6rem;cursor:pointer}

/* ===== HERO (design unchanged) ===== */
.hero{background:radial-gradient(circle at 75% 55%,#0b3a8a 0,transparent 45%),linear-gradient(180deg,#050b1a,#071633);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr 1fr;align-items:end;min-height:576px;gap:24px;max-width:1440px}
.hero-text{padding:60px 0 50px;align-self:center}
.hello{font-size:1.4rem;margin-bottom:4px}
h1{white-space:nowrap;font-size:clamp(1.8rem,8.6vw,4.4rem);font-weight:800;line-height:1.05;letter-spacing:-1px}
h1 span,h2 span{color:var(--blue)}
.role{font-size:1.9rem;margin:22px 0 18px}
.role b{font-weight:700}
.role em{font-style:normal;color:#bcd7ff;font-weight:400}
.role s{text-decoration:none;margin:0 10px;font-weight:300}
.lead{max-width:500px;font-size:1.1rem;margin-bottom:24px}
.chips{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.chip{display:flex;align-items:center;gap:12px;padding:8px 22px 8px 16px;border:1px solid var(--line);border-radius:40px;background:rgba(20,40,74,.45);font-size:.95rem}
.chip img{width:28px;height:28px}
.chip.more{padding:8px 20px;color:#8fc9ff}
.btns{display:flex;flex-wrap:wrap;gap:20px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 32px;border-radius:12px;font-weight:600;transition:transform .2s}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:linear-gradient(90deg,#0a8bff,#1ec3ff);color:#fff}
.btn.ghost{border:2px solid var(--blue);background:transparent}
.tag{margin-top:26px;font-size:1.7rem;display:flex;gap:14px;align-items:baseline}
.tag span:nth-child(3){color:var(--green)}
.hero-img{position:relative;align-self:end;height:576px;display:flex;justify-content:center;align-items:flex-end;padding-right:100px}
.hero-img::before{content:"";position:absolute;bottom:0;left:4%;width:75%;aspect-ratio:1;border-radius:50%;background:linear-gradient(160deg,#1a6bff,#082a66);opacity:.25}
.hero-img img{position:relative;height:100%;width:auto;max-width:100%;display:block;object-fit:contain;object-position:bottom}
.arrow{position:absolute;top:128px;right:112px;width:70px;z-index:2;transform:rotate(-8deg)}
.note{position:absolute;top:36px;right:0;font-size:1.7rem;line-height:1.2;transform:rotate(-8deg);z-index:2}
.code{position:absolute;right:0;top:36%;z-index:2;font-family:"Fira Code",monospace;font-size:.78rem;color:#9bb6e0;border-left:1px solid var(--line);padding-left:12px;white-space:pre;line-height:1.5}

/* ===== SHARED SECTIONS ===== */
.sec{padding:96px 0;border-top:1px solid var(--line)}
.sec-head{max-width:640px;margin-bottom:44px}
.eyebrow{display:flex;align-items:center;gap:14px;color:var(--blue);font-weight:600;font-size:.95rem;margin-bottom:6px}
.eyebrow::before{content:"";width:32px;height:2px;background:var(--blue)}
h2{font-size:2.8rem;font-weight:800;line-height:1.2;margin-bottom:12px}
.sec-head p{color:var(--muted)}
.panel{border:1px solid var(--line2);background:var(--panel);border-radius:16px}

/* ===== ABOUT ===== */
.about{background:linear-gradient(180deg,#050b1a,#060f24)}
.about-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:32px;align-items:start}
.bio p{color:var(--muted);margin-bottom:18px;max-width:560px}
.facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.fact{padding:8px 16px;border:1px solid var(--line2);border-radius:999px;font-size:.88rem;background:rgba(20,40,74,.35)}
.card{padding:30px}
.card h3{font-size:1.25rem;font-weight:600;margin-bottom:12px}
.info{display:grid;grid-template-columns:120px 1fr;font-size:.93rem}
.info dt,.info dd{padding:13px 0;border-bottom:1px solid var(--line)}
.info dt{color:var(--muted)}
.card .sign{margin-top:18px;text-align:center;font-size:1.3rem}

/* ===== SKILLS ===== */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:14px}
.tile{padding:20px 8px;text-align:center;font-size:.88rem;display:flex;flex-direction:column;align-items:center;gap:10px;transition:border-color .2s,transform .2s}
.tile:hover{border-color:var(--blue);transform:translateY(-3px)}
.tile img{width:40px;height:40px;object-fit:contain}
.tile.more{justify-content:center;color:#8fc9ff}

/* ===== PROJECTS ===== */
.projects{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,420px),1fr));gap:28px}
.p-card{display:flex;flex-direction:column;padding:30px;border:1px solid var(--line2);border-radius:18px;background:linear-gradient(160deg,#0b2a5c 0,#081226 70%);transition:transform .2s,border-color .2s}
.p-card:hover{transform:translateY(-4px);border-color:var(--blue)}
.p-status{align-self:flex-start;font-size:.78rem;padding:4px 12px;border-radius:999px;background:rgba(88,214,141,.12);color:var(--green);border:1px solid rgba(88,214,141,.35);margin-bottom:16px}
.p-card h3{font-size:1.7rem;font-weight:800;line-height:1.2;margin-bottom:12px}
.p-desc{color:var(--muted);font-size:.95rem;margin-bottom:20px}
.p-tech{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.p-tech li{display:flex;align-items:center;gap:8px;font-size:.82rem;padding:5px 12px;border:1px solid var(--line2);border-radius:999px;background:rgba(5,11,26,.5)}
.p-tech img{width:16px;height:16px}
.p-actions{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;padding-top:20px;border-top:1px solid var(--line2)}
.p-link{display:inline-flex;align-items:center;gap:8px;font-size:.9rem;color:var(--muted);padding:9px 0;transition:color .2s}
.p-link img{width:20px;height:20px}
.p-link:hover{color:var(--blue)}
.btn-details{margin-left:auto;padding:10px 20px;border-radius:10px;font-size:.9rem;font-weight:600;background:linear-gradient(90deg,#0a8bff,#1ec3ff);color:#fff;transition:transform .2s,box-shadow .2s}
.btn-details:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(30,167,255,.3)}

/* ===== RESUME ===== */
.resume-box{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:44px 48px;background:linear-gradient(135deg,#0b2a5c,#081226 65%)}
.resume-box h2{margin-bottom:8px}
.resume-box p{color:var(--muted);max-width:480px}

/* ===== CONTACT ===== */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.c-card{display:flex;align-items:center;gap:18px;padding:22px 26px;transition:border-color .2s,transform .2s;word-break:break-word}
.c-card:hover{border-color:var(--blue);transform:translateY(-3px)}
.c-icon{display:grid;place-items:center;width:48px;height:48px;flex:none;border-radius:12px;background:rgba(30,167,255,.15);font-size:1.3rem}
.c-card small{display:block;color:var(--muted);font-size:.8rem}

/* ===== FOOTER ===== */
footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:.88rem}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer a:hover{color:var(--blue)}

/* ===== PROJECT DETAIL PAGE ===== */
.pd-hero{padding:72px 0 48px;background:linear-gradient(180deg,#071633,#050b1a)}
.back{display:inline-block;color:var(--muted);font-size:.92rem;margin-bottom:28px}
.back:hover{color:var(--blue)}
.pd-hero h1{white-space:normal;font-size:clamp(2rem,5vw,3.4rem);margin-bottom:16px}
.pd-hero .lead{max-width:680px;color:var(--muted)}
.pd-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-top:36px}
.pd-meta div{padding:16px 20px}
.pd-meta small{display:block;color:var(--muted);font-size:.78rem}
.pd-body{padding:56px 0 80px}
.pd-body .wrap{max-width:900px}
.pd-body section{margin-bottom:56px}
.pd-body h2{font-size:1.8rem}
.pd-body p,.pd-body li{color:var(--muted)}
.pd-body ul{padding-left:20px;display:grid;gap:8px;margin-top:12px}
.pd-body ul strong{color:var(--text)}
.table-scroll{overflow-x:auto;margin-top:16px}
table{width:100%;border-collapse:collapse;font-size:.9rem;min-width:520px}
th,td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:500;font-size:.82rem}
td code{font-family:"Fira Code",monospace;font-size:.82rem;color:#9bd3ff}
.m-get{color:var(--green)}.m-post{color:#ffb84d}.m-patch{color:#c792ea}

/* ===== RESPONSIVE ===== */
@media(min-width:981px){h1{font-size:clamp(2.6rem,4.9vw,4.4rem)}.pd-hero h1{font-size:clamp(2rem,5vw,3.4rem)}}
@media(max-width:980px){
  .wrap{padding:0 20px}
  .arrow{right:14%}
  .hero .wrap,.about-grid{grid-template-columns:1fr}
  .hero-img{order:-1;max-width:420px;height:460px;margin:0 auto;padding-right:0}
 .code{display:none}
  .note { top: 33px !important; left: 0 !important; right: auto !important; font-size: 1.2rem; transform: rotate(-6deg); }
  .arrow { display: block !important; width: 48px; top: 103px !important; left: 39px !important; right: auto !important; transform: scaleX(-1) rotate(8deg); }
  nav ul{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--line);padding:8px 24px}
  nav ul.open{display:flex}
  .menu{display:block}
  nav a{padding:12px 0}
  .sec{padding:64px 0}
  h2{font-size:2.1rem}
  .resume-box{flex-direction:column;align-items:flex-start;padding:32px 24px}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
@media (min-width: 981px) {
  .menu { display: none !important; }
  nav ul {
    display: flex !important;
    position: static !important;
    flex-direction: row !important;
    gap: 32px !important;
    padding: 0 !important;
    background: none !important;
    border: 0 !important;
  }
  nav a { padding: 20px 0 !important; }
}
/* Tech stack hover cards */
.tile { position: relative; }
.tile:hover,
.tile:focus-visible { z-index: 5; border-color: var(--blue); }

.tip {
  position: absolute;
  bottom: calc(100% + 12px);
  left: 50%;
  width: 190px;
  padding: 14px 16px;
  text-align: left;
  background: #0b2a5c;
  border: 1px solid var(--blue);
  border-radius: 12px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, 6px);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
}
.tip::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  width: 10px;
  height: 10px;
  background: #0b2a5c;
  border-right: 1px solid var(--blue);
  border-bottom: 1px solid var(--blue);
  transform: translate(-50%, -5px) rotate(45deg);
}
.tip strong { display: block; color: var(--blue); font-size: 0.85rem; margin-bottom: 8px; }
.tip ul { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; }
.tip li {
  font-size: 0.74rem;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(30, 167, 255, 0.15);
}
.tile:hover .tip,
.tile:focus .tip {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}
.pd-body section ul li strong {
    color: #1ea7ff !important;
}
.api-doc-link {
    color: #1ea7ff;
}
.api-doc-link:hover {
    color: #1ea7ff;
    text-decoration: underline;
}