/* ===== THEMES (ubah variabel saja) ===== */
:root{--r:18px;--cglow:var(--glow);--fh:'Space Grotesk',sans-serif;--fb:'Inter',sans-serif;--glow:none;--blur:none;--on:#fff;
--bg:#f5f7fb;--bg2:#e9eef7;--text:#1b2433;--muted:#5d6b82;--primary:#1f3a6b;--secondary:#64748b;--card:#fff;--border:#dbe2ee;--shadow:0 10px 30px rgba(31,58,107,.10);--nav:rgba(245,247,251,.85);--orb1:rgba(31,58,107,.10);--orb2:rgba(100,116,139,.12)}
[data-theme=dark]{--bg:#0e0f12;--bg2:#16181d;--text:#f1f2f4;--muted:#9a9fa9;--primary:#e5e7eb;--secondary:#8b919c;--card:#17191e;--border:#272a31;--shadow:0 10px 30px rgba(0,0,0,.5);--nav:rgba(14,15,18,.85);--on:#0e0f12;--orb1:rgba(255,255,255,.04);--orb2:rgba(255,255,255,.03)}
[data-theme=neon]{--bg:#05050f;--bg2:#0a0a1c;--text:#e8f4ff;--muted:#9bb0c8;--primary:#00f0ff;--secondary:#b44bff;--accent:#ff3cac;--card:#0b0b1f;--border:#26275a;--shadow:0 6px 24px rgba(0,0,0,.45);--glow:0 0 16px rgba(0,240,255,.35);--cglow:0 0 0 transparent;--nav:rgba(7,7,19,.8);--on:#04040c;--orb1:rgba(180,75,255,.25);--orb2:rgba(0,240,255,.18)}
[data-theme=cyberpunk]{--bg:#0b0b10;--bg2:#14111c;--text:#fff8d6;--muted:#c2b98f;--primary:#fcee0a;--secondary:#ff2a6d;--card:#13131b;--border:#fcee0a66;--shadow:6px 6px 0 rgba(255,42,109,.35);--glow:0 0 14px rgba(252,238,10,.45);--nav:rgba(11,11,16,.85);--on:#0b0b10;--r:4px;--orb1:rgba(255,42,109,.2);--orb2:rgba(5,217,232,.18);--fh:'Space Grotesk',monospace}
[data-theme=ocean]{--bg:#041a2e;--bg2:#06263f;--text:#e6f6ff;--muted:#8fb4cc;--primary:#22d3ee;--secondary:#3b82f6;--card:#082b47;--border:#12466b;--shadow:0 12px 30px rgba(0,0,0,.35);--nav:rgba(4,26,46,.85);--on:#031422;--orb1:rgba(34,211,238,.2);--orb2:rgba(59,130,246,.2)}
[data-theme=forest]{--bg:#0a1a12;--bg2:#10281b;--text:#e8f5ec;--muted:#93b6a0;--primary:#34d399;--secondary:#86efac;--card:#11291c;--border:#1e4a32;--shadow:0 12px 30px rgba(0,0,0,.35);--nav:rgba(10,26,18,.85);--on:#06150d;--orb1:rgba(52,211,153,.18);--orb2:rgba(134,239,172,.12)}
[data-theme=sunset]{--bg:#1c0f24;--bg2:#2a1330;--text:#fff1ea;--muted:#d5aab5;--primary:#ff7a45;--secondary:#ec4899;--card:#2b1633;--border:#552a52;--shadow:0 12px 30px rgba(0,0,0,.35);--nav:rgba(28,15,36,.85);--on:#fff;--orb1:rgba(255,122,69,.25);--orb2:rgba(168,85,247,.25)}
[data-theme=glass]{--bg:#1a1446;--bg2:#2a1f6b;--text:#fff;--muted:#d0cdf2;--primary:#a5b4fc;--secondary:#f0abfc;--card:rgba(255,255,255,.10);--border:rgba(255,255,255,.22);--shadow:0 8px 32px rgba(0,0,0,.25);--blur:blur(16px);--nav:rgba(255,255,255,.08);--on:#1a1446;--orb1:rgba(240,171,252,.45);--orb2:rgba(99,102,241,.5)}
[data-theme=amoled]{--bg:#000;--bg2:#0a0a0a;--text:#fff;--muted:#a0a0a0;--primary:#00e676;--secondary:#fff;--card:#0a0a0a;--border:#1f1f1f;--shadow:none;--nav:rgba(0,0,0,.9);--on:#000;--orb1:transparent;--orb2:transparent}
[data-theme=purple]{--bg:#150b2b;--bg2:#1e1040;--text:#f3ecff;--muted:#b9a6dd;--primary:#a855f7;--secondary:#6366f1;--card:#1f1140;--border:#3b2370;--shadow:0 12px 30px rgba(0,0,0,.4);--nav:rgba(21,11,43,.85);--on:#fff;--orb1:rgba(168,85,247,.3);--orb2:rgba(99,102,241,.22)}
[data-theme=minimal]{--bg:#fff;--bg2:#f6f6f6;--text:#111;--muted:#666;--primary:#111;--secondary:#888;--card:#fff;--border:#e3e3e3;--shadow:none;--nav:rgba(255,255,255,.9);--on:#fff;--r:6px;--orb1:transparent;--orb2:transparent}
[data-theme=retro]{--bg:#f3e6c8;--bg2:#ead7a8;--text:#3a2a1a;--muted:#7a6444;--primary:#c2410c;--secondary:#0f766e;--card:#fbf2dc;--border:#3a2a1a;--shadow:5px 5px 0 #3a2a1a;--nav:rgba(243,230,200,.92);--on:#fff;--r:8px;--orb1:transparent;--orb2:transparent;--fh:'Space Grotesk',monospace}

/* ===== BASE ===== */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font-family:var(--fb);background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden;transition:background .4s,color .4s}
body *{transition:background-color .35s,border-color .35s,color .25s,box-shadow .35s}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
h1,h2,h3,h4,.logo{font-family:var(--fh);line-height:1.2}
b{color:var(--text)}
section{padding:90px 0;position:relative}
.wrap{width:min(1140px,92%);margin:auto}
.bg-orbs{position:fixed;inset:0;z-index:-1;background:radial-gradient(circle at 15% 20%,var(--orb1),transparent 45%),radial-gradient(circle at 85% 70%,var(--orb2),transparent 45%),var(--bg)}
.grad{background:linear-gradient(90deg,var(--primary),var(--secondary));-webkit-background-clip:text;background-clip:text;color:transparent}
#loader{position:fixed;inset:0;background:var(--bg);display:grid;place-items:center;z-index:999;font:700 2rem var(--fh);transition:opacity .5s,visibility .5s}
#loader.done{opacity:0;visibility:hidden}
#loader b,.logo b{color:var(--primary)}
#progress{position:fixed;top:0;left:0;height:3px;width:0;background:linear-gradient(90deg,var(--primary),var(--secondary));z-index:200;box-shadow:var(--glow)}

/* ===== NAV ===== */
#nav{position:fixed;top:0;width:100%;z-index:100;padding:16px 0;transition:all .3s}
#nav.scrolled{padding:9px 0;background:var(--nav);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:12px}
.logo{font-size:1.5rem;font-weight:700;letter-spacing:1px}
#menu{display:flex;gap:4px}
#menu a{padding:7px 13px;border-radius:99px;font-size:.92rem;color:var(--muted)}
#menu a:hover,#menu a.active{color:var(--text);background:var(--card);box-shadow:inset 0 0 0 1px var(--border)}
#menu a.active{color:var(--primary)}
.tools{display:flex;gap:8px;align-items:center}
.icon-btn{width:40px;height:40px;border-radius:12px;background:var(--card);border:1px solid var(--border);display:grid;place-items:center;backdrop-filter:var(--blur)}
.icon-btn:hover{color:var(--primary);box-shadow:var(--glow);transform:translateY(-2px)}
#burger{display:none}
.theme-wrap{position:relative}
.panel{position:absolute;right:0;top:50px;width:220px;max-height:70vh;overflow:auto;background:var(--bg2);border:1px solid var(--border);border-radius:var(--r);padding:12px;box-shadow:var(--shadow);backdrop-filter:blur(16px);animation:pop .2s}
.panel[hidden]{display:none}
.panel p{font:700 .75rem var(--fh);letter-spacing:2px;color:var(--muted);padding:2px 8px 8px}
.t-opt{display:flex;align-items:center;gap:10px;width:100%;padding:8px;border-radius:10px;text-align:left;font-size:.92rem}
.t-opt:hover{background:var(--card)}
.t-opt .sw{width:26px;height:26px;border-radius:50%;border:2px solid var(--border);flex:none}
.t-opt .rd{margin-left:auto;width:14px;height:14px;border-radius:50%;border:2px solid var(--muted)}
.t-opt.on .rd{border-color:var(--primary);background:var(--primary)}
@keyframes pop{from{opacity:0;transform:translateY(-6px) scale(.97)}}

/* ===== BUTTONS / COMMON ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 26px;border-radius:99px;font:600 .92rem var(--fh);letter-spacing:.5px;border:1.5px solid var(--primary);transition:transform .25s,box-shadow .25s,background .25s}
.btn.primary{background:linear-gradient(90deg,var(--primary),var(--secondary));color:var(--on);border-color:transparent;box-shadow:var(--glow)}
.btn.ghost{color:var(--primary)}
.btn:hover{transform:translateY(-3px);box-shadow:var(--glow),0 8px 20px rgba(0,0,0,.18)}
.btn.ghost:hover{background:var(--card)}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0}
.btns.center{justify-content:center}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow),var(--cglow);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);transition:transform .3s,box-shadow .3s,border-color .3s}
.card:hover{transform:translateY(-6px);border-color:var(--primary)}
.title{font-size:clamp(1.7rem,4vw,2.5rem);margin-bottom:40px;display:flex;align-items:baseline;gap:14px}
.title small{font-size:.9rem;color:var(--primary);letter-spacing:2px}
.title.center{justify-content:center}
.sub-title{margin-top:70px}
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.socials{display:flex;gap:12px}
.socials a{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--border);background:var(--card);font-size:1.2rem}
.socials a:hover{color:var(--primary);transform:translateY(-3px);box-shadow:var(--glow)}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}

/* ===== HERO ===== */
.hero{min-height:100vh;display:flex;align-items:center;padding-top:110px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.chip{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:99px;background:var(--card);border:1px solid var(--border);font-size:.82rem;color:var(--muted);margin-bottom:18px}
.chip i{font-size:.5rem;color:#22c55e;animation:blink 1.6s infinite}
@keyframes blink{50%{opacity:.2}}
h1{font-size:clamp(2.3rem,6vw,4.2rem);font-weight:700;letter-spacing:-1px;overflow-wrap:anywhere}
.sub{font:500 clamp(1rem,2.4vw,1.3rem) var(--fh);color:var(--primary);margin:14px 0}
.lead{color:var(--muted);max-width:560px}
.hero-visual{position:relative;display:grid;place-items:center}
.frame{width:min(380px,85%);aspect-ratio:1;border-radius:32% 68% 60% 40%/42% 40% 60% 58%;padding:6px;background:linear-gradient(135deg,var(--primary),var(--secondary));box-shadow:var(--glow);animation:morph 10s ease-in-out infinite;overflow:hidden}
.frame img{width:100%;height:100%;object-fit:cover;border-radius:inherit}
@keyframes morph{50%{border-radius:60% 40% 36% 64%/60% 55% 45% 40%}}
.float{position:absolute;padding:8px 14px;border-radius:14px;background:var(--card);border:1px solid var(--border);font-size:.82rem;font-weight:600;box-shadow:var(--shadow);backdrop-filter:blur(10px);animation:fl 5s ease-in-out infinite}
.float i{color:var(--primary);margin-right:6px}
.f1{top:6%;right:2%}.f2{bottom:22%;left:0;animation-delay:1s}.f3{bottom:4%;right:6%;animation-delay:2s}
@keyframes fl{50%{transform:translateY(-10px)}}

/* ===== ABOUT ===== */
.about-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:center}
.about-img{border-radius:var(--r);overflow:hidden;border:1px solid var(--border);aspect-ratio:4/5;box-shadow:var(--shadow),var(--glow)}
.about-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.about-img:hover img{transform:scale(1.07)}
.about-grid p{color:var(--muted);margin-bottom:14px}
.info{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:22px;margin-top:20px}
.info div{display:flex;flex-direction:column;gap:2px}
.info i{color:var(--primary);font-size:1.2rem}
.info span{font-size:.78rem;color:var(--muted)}

/* ===== SKILLS ===== */
.skill-card{padding:26px}
.skill-card h3{font-size:1.1rem;display:flex;align-items:center;gap:12px;margin-bottom:16px;letter-spacing:1px}
.skill-card h3 i{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:var(--on)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:99px;font-size:.85rem;border:1px solid var(--border);background:var(--bg2);color:var(--text)}
.tag i{color:var(--primary)}
.tag:hover{border-color:var(--primary);transform:translateY(-2px)}

/* ===== PROJECTS ===== */
.proj{overflow:hidden;display:flex;flex-direction:column}
.thumb{height:170px;display:grid;place-items:center;font-size:3.2rem;color:var(--on);background:linear-gradient(135deg,var(--primary),var(--secondary));position:relative;overflow:hidden}
.thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.thumb i{transition:transform .5s}
.proj:hover .thumb i{transform:scale(1.25) rotate(-6deg)}
.proj-b{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.proj-b h3{font-size:1.15rem}
.proj-b p{color:var(--muted);font-size:.92rem;flex:1}
.proj-b .btn{padding:10px 18px;font-size:.82rem;align-self:flex-start}

/* ===== ACHIEVEMENTS ===== */
.ach::before{content:"";position:absolute;inset:0;background:var(--bg2);opacity:.55;z-index:-1}
.ach-card{overflow:hidden;display:flex;flex-direction:column}
.ach-card.gold{border-color:var(--primary);box-shadow:var(--shadow),0 0 28px color-mix(in srgb,var(--primary) 35%,transparent)}
.ach-media{position:relative;aspect-ratio:4/3;overflow:hidden;cursor:zoom-in;background:var(--bg2)}
.ach-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.ach-media:hover img{transform:scale(1.08)}
.zoom-hint{position:absolute;right:12px;bottom:12px;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--primary);color:var(--on)}
.ach-body{padding:24px;display:flex;flex-direction:column;gap:10px}
.ach-body h3{font-size:1.35rem}
.ach-body p{color:var(--muted)}
.ach-body .strong{color:var(--primary);font-weight:600}
.badge{align-self:flex-start;padding:6px 14px;border-radius:99px;font:700 .85rem var(--fh);background:linear-gradient(90deg,var(--primary),var(--secondary));color:var(--on)}
.meta{list-style:none;display:grid;gap:6px;font-size:.92rem;color:var(--muted)}
.meta i{color:var(--primary);width:20px}
.mini{font-size:.8rem;letter-spacing:2px;text-transform:uppercase}

/* ===== EXPERIENCE ===== */
.timeline{position:relative;padding-left:34px;display:grid;gap:22px}
.timeline::before{content:"";position:absolute;left:19px;top:0;bottom:0;width:2px;background:linear-gradient(var(--primary),var(--secondary))}
.tl{position:relative}
.tl>i{position:absolute;left:-34px;top:18px;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:var(--bg);border:2px solid var(--primary);color:var(--primary);z-index:1}
.tl .card,.edu{padding:20px 24px}
.tl h4,.edu h4{font-size:1.1rem;margin-bottom:4px}
.tl p,.edu p{color:var(--muted)}
.edu{display:flex;align-items:center;gap:18px}
.edu>i{font-size:1.8rem;color:var(--primary)}

/* ===== GALLERY ===== */
.masonry{columns:3;column-gap:18px}
.g-item{break-inside:avoid;margin-bottom:18px;border-radius:var(--r);overflow:hidden;border:1px solid var(--border);cursor:zoom-in;position:relative;background:var(--card)}
.g-item img{width:100%;transition:transform .6s}
.g-item:hover img{transform:scale(1.08)}
.g-item span{position:absolute;left:0;right:0;bottom:0;padding:26px 14px 10px;font-size:.85rem;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.7))}

/* ===== CONTACT / FOOTER ===== */
.contact{padding:50px 28px;text-align:center}
.contact:hover{transform:none}
.contact>p{color:var(--muted)}
.contact-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:28px;text-align:left}
.contact-list div{display:grid;grid-template-columns:auto 1fr;gap:0 14px;padding:18px;border-radius:14px;border:1px solid var(--border);background:var(--bg2)}
.contact-list i.fa-brands{grid-row:span 3;font-size:2rem;color:var(--primary);align-self:center}
.contact-list span{font-size:.8rem;color:var(--muted)}
.copy{justify-self:start;font-size:.8rem;color:var(--primary);padding:4px 0}
.copy:hover{text-decoration:underline}
footer{border-top:1px solid var(--border);padding:44px 0 30px;text-align:center;background:var(--bg2)}
.foot{display:grid;gap:14px;justify-items:center}
.foot p,.foot small{color:var(--muted)}
#toTop{position:fixed;right:20px;bottom:20px;width:46px;height:46px;border-radius:50%;background:var(--primary);color:var(--on);box-shadow:var(--glow),var(--shadow);opacity:0;visibility:hidden;transform:translateY(14px);transition:.3s;z-index:90}
#toTop.show{opacity:1;visibility:visible;transform:none}
#toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,30px);background:var(--primary);color:var(--on);padding:10px 20px;border-radius:99px;font-weight:600;opacity:0;pointer-events:none;transition:.3s;z-index:300}
#toast.show{opacity:1;transform:translate(-50%,0)}
#lightbox{position:fixed;inset:0;z-index:400;background:rgba(0,0,0,.92);display:grid;place-items:center;padding:20px;animation:fade .25s}
#lightbox[hidden]{display:none}
#lightbox img{max-width:100%;max-height:90vh;border-radius:12px;object-fit:contain}
#lbClose{position:absolute;top:16px;right:16px;width:46px;height:46px;border-radius:50%;background:#fff;color:#000;font-size:1.2rem}
@keyframes fade{from{opacity:0}}

/* ===== THEME EXTRAS ===== */
[data-theme=cyberpunk] .card,[data-theme=cyberpunk] .btn,[data-theme=cyberpunk] .tag{clip-path:polygon(0 0,calc(100% - 12px) 0,100% 12px,100% 100%,12px 100%,0 calc(100% - 12px))}
[data-theme=cyberpunk] h1,[data-theme=cyberpunk] .title{text-transform:uppercase;text-shadow:0 0 12px rgba(252,238,10,.4)}
[data-theme=neon] .logo,[data-theme=neon] .title{text-shadow:0 0 14px rgba(0,240,255,.35)}
[data-theme=neon] .grad{background-image:linear-gradient(90deg,#00f0ff,#b44bff 55%,#ff3cac)}
[data-theme=neon] .btn.primary{background:linear-gradient(90deg,#00f0ff,#b44bff);box-shadow:0 0 18px rgba(0,240,255,.4)}
[data-theme=neon] .btn.ghost{border-color:#00f0ff;box-shadow:inset 0 0 10px rgba(0,240,255,.15),0 0 10px rgba(0,240,255,.2)}
[data-theme=neon] .tag i,[data-theme=neon] .info i,[data-theme=neon] .meta i,[data-theme=neon] .tl>i{text-shadow:0 0 8px currentColor}
[data-theme=neon] .tl>i{box-shadow:0 0 12px rgba(0,240,255,.4)}
[data-theme=neon] .badge{background:linear-gradient(90deg,#ff3cac,#b44bff)}
[data-theme=neon] .float{border-color:rgba(180,75,255,.5);box-shadow:0 0 14px rgba(180,75,255,.25)}
[data-theme=neon] .card:hover{border-color:#00f0ff}
[data-theme=neon] .proj:hover,[data-theme=neon] .ach-card:hover{box-shadow:0 0 28px rgba(0,240,255,.3),0 0 0 1px #00f0ff,0 0 44px rgba(180,75,255,.2)}
[data-theme=neon] .ach-card.gold{border-color:#ff3cac;box-shadow:0 0 22px rgba(255,60,172,.25)}
[data-theme=neon] .ach-card.gold:hover{box-shadow:0 0 30px rgba(255,60,172,.4),0 0 0 1px #ff3cac}
[data-theme=neon] .skill-card:hover{box-shadow:0 0 20px rgba(180,75,255,.3)}
[data-theme=glass] .bg-orbs{background:radial-gradient(circle at 20% 20%,var(--orb1),transparent 40%),radial-gradient(circle at 80% 80%,var(--orb2),transparent 45%),linear-gradient(135deg,#1a1446,#0f3a6b)}
[data-theme=retro] .btn,[data-theme=retro] .icon-btn,[data-theme=retro] .tag{box-shadow:3px 3px 0 var(--text)}
[data-theme=classic] .reveal,[data-theme=minimal] .reveal{transition-duration:.45s}
[data-theme=classic] .frame,[data-theme=minimal] .frame{animation:none;border-radius:28px}

/* ===== RESPONSIVE ===== */
@media(max-width:1000px){.g3{grid-template-columns:repeat(2,1fr)}.masonry{columns:2}}
@media(max-width:860px){
 #burger{display:grid}
 #menu{position:fixed;top:0;right:0;height:100vh;width:min(280px,80%);flex-direction:column;padding:90px 22px 22px;background:var(--bg2);border-left:1px solid var(--border);transform:translateX(100%);transition:transform .35s;gap:6px;z-index:-1}
 #menu.open{transform:none}
 #menu a{font-size:1.05rem}
 .hero-grid,.about-grid,.g2{grid-template-columns:1fr}
 .hero{text-align:center;padding-top:100px}
 .hero-grid>div:first-child{order:2}.lead{margin-inline:auto}.btns,.socials{justify-content:center}
 .about-img{max-width:340px;margin:auto}
 section{padding:70px 0}
}
@media(max-width:600px){
 .g3,.contact-list,.info{grid-template-columns:1fr}
 .masonry{columns:1}
 .btns .btn{width:100%}
 .float{font-size:.72rem;padding:6px 10px}
 .panel{right:-48px}
 .tl>i{width:34px;height:34px;left:-32px}
 .timeline{padding-left:30px}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}