:root{
  --bg:#06080f; --bg-2:#0a0e1a;
  --card:rgba(255,255,255,.04); --card-brd:rgba(255,255,255,.09);
  --txt:#eef1f8; --muted:#8b96ad;
  --c1:#6366f1; --c2:#22d3ee; --c3:#a855f7; --c4:#34d399;
  --grad:linear-gradient(120deg,#6366f1,#22d3ee);
  --grad-2:linear-gradient(120deg,#a855f7,#6366f1);
  --grad-3:linear-gradient(120deg,#22d3ee,#34d399);
  --r:18px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--txt);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased;min-height:100vh}
body::before{content:'';position:fixed;inset:0;z-index:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse 90% 60% at 50% 0%,#000 40%,transparent 100%)}
h1,h2,h3,h4,h5,.grotesk{font-family:'Space Grotesk',sans-serif;letter-spacing:-.02em;line-height:1.15}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
button{font-family:inherit}
::selection{background:var(--c1);color:#fff}
::-webkit-scrollbar{width:9px}
::-webkit-scrollbar-track{background:#0a0e17}
::-webkit-scrollbar-thumb{background:linear-gradient(var(--c1),var(--c2));border-radius:10px}

/* ===== Preloader ===== */
#preloader{position:fixed;inset:0;background:var(--bg);z-index:9999;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:22px;transition:opacity .6s,visibility .6s}
#preloader.done{opacity:0;visibility:hidden}
.loader-ring{width:60px;height:60px;border-radius:50%;border:3px solid rgba(255,255,255,.08);border-top-color:var(--c2);border-right-color:var(--c1);animation:spin .9s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.loader-txt{font-family:'Space Grotesk';font-size:.8rem;letter-spacing:.35em;color:var(--muted);text-transform:uppercase}

/* ===== Orbs ===== */
.orb{position:fixed;border-radius:50%;filter:blur(120px);opacity:.45;z-index:0;pointer-events:none}
.orb.a{width:520px;height:520px;background:#4f46e5;top:-180px;left:-160px;animation:float1 18s ease-in-out infinite}
.orb.b{width:460px;height:460px;background:#0891b2;top:38%;right:-200px;animation:float2 22s ease-in-out infinite}
.orb.c{width:400px;height:400px;background:#7c3aed;bottom:-160px;left:22%;animation:float1 26s ease-in-out infinite reverse}
@keyframes float1{50%{transform:translate(70px,60px) scale(1.12)}}
@keyframes float2{50%{transform:translate(-70px,-50px) scale(1.08)}}

/* ===== Progress ===== */
#progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--grad);z-index:999;box-shadow:0 0 14px rgba(99,102,241,.8)}

/* ===== Header ===== */
header{position:fixed;top:0;left:0;right:0;z-index:500;padding:18px 0;transition:all .35s ease}
header.scrolled{background:rgba(6,8,15,.82);backdrop-filter:blur(18px);border-bottom:1px solid var(--card-brd);padding:12px 0}
.wrap{width:min(1200px,92%);margin:0 auto;position:relative;z-index:1}
.nav{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px;font-family:'Space Grotesk';font-weight:700;font-size:1.15rem}
.brand .mark{width:42px;height:42px;border-radius:12px;background:var(--grad);display:grid;place-items:center;font-size:1rem;color:#04101a;font-weight:800;box-shadow:0 6px 22px rgba(99,102,241,.45);position:relative;overflow:hidden}
.brand .mark::after{content:'';position:absolute;inset:0;background:linear-gradient(120deg,transparent 40%,rgba(255,255,255,.4) 50%,transparent 60%);transform:translateX(-100%);animation:shimmer 3s infinite}
@keyframes shimmer{100%{transform:translateX(100%)}}
.brand small{display:block;font-family:'Inter';font-weight:400;font-size:.68rem;color:var(--muted);letter-spacing:.14em;text-transform:uppercase}
.menu{display:flex;gap:4px;align-items:center}
.menu a{padding:9px 14px;border-radius:10px;font-size:.88rem;color:var(--muted);font-weight:500;transition:.25s;position:relative}
.menu a:hover{color:var(--txt);background:rgba(255,255,255,.05)}
.menu a.active{color:var(--txt);background:rgba(99,102,241,.14)}
.menu a.active::after{content:'';position:absolute;bottom:3px;left:50%;transform:translateX(-50%);width:16px;height:2px;border-radius:2px;background:var(--grad)}
.nav-cta{padding:10px 20px;border-radius:11px;font-size:.88rem;font-weight:600;background:var(--grad);color:#04101a;transition:.3s;white-space:nowrap}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(34,211,238,.35)}
.burger{display:none;background:none;border:1px solid var(--card-brd);border-radius:10px;width:42px;height:42px;cursor:pointer;flex-direction:column;gap:5px;align-items:center;justify-content:center}
.burger span{width:18px;height:2px;background:var(--txt);border-radius:2px;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 28px;border-radius:13px;font-weight:600;font-size:.94rem;cursor:pointer;border:none;transition:.3s;font-family:'Inter';position:relative;overflow:hidden}
.btn.primary{background:var(--grad);color:#04101a;box-shadow:0 8px 28px rgba(99,102,241,.32)}
.btn.primary::before{content:'';position:absolute;inset:0;background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.5) 50%,transparent 70%);transform:translateX(-100%);transition:.6s}
.btn.primary:hover::before{transform:translateX(100%)}
.btn.primary:hover{transform:translateY(-3px);box-shadow:0 14px 38px rgba(34,211,238,.42)}
.btn.ghost{background:rgba(255,255,255,.04);color:var(--txt);border:1px solid var(--card-brd)}
.btn.ghost:hover{background:rgba(255,255,255,.09);transform:translateY(-3px);border-color:rgba(99,102,241,.5)}

/* ===== Page hero ===== */
.page-hero{padding:180px 0 70px;text-align:center;position:relative;z-index:1}
.page-hero .sec-tag{margin-bottom:16px}
.page-hero h1{font-size:clamp(2.2rem,5vw,3.8rem);margin-bottom:18px}
.page-hero p{color:var(--muted);font-size:1.05rem;max-width:700px;margin:0 auto;line-height:1.8}

/* ===== Home hero ===== */
.hero{position:relative;z-index:1;padding:170px 0 110px;min-height:100vh;display:flex;align-items:center;overflow:hidden}
#particleCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.8}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;position:relative;z-index:1}
.pill{display:inline-flex;align-items:center;gap:9px;padding:8px 16px;border-radius:50px;background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.25);font-size:.8rem;color:#7dd3fc;font-weight:500;margin-bottom:26px}
.dot{width:7px;height:7px;border-radius:50%;background:#22d3ee;box-shadow:0 0 0 0 rgba(34,211,238,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 11px rgba(34,211,238,0)}100%{box-shadow:0 0 0 0 rgba(34,211,238,0)}}
.hero h1{font-size:clamp(2.6rem,5.6vw,4.4rem);font-weight:700;margin-bottom:18px}
.grad-txt{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-txt-2{background:var(--grad-2);-webkit-background-clip:text;background-clip:text;color:transparent}
.grad-txt-3{background:var(--grad-3);-webkit-background-clip:text;background-clip:text;color:transparent}
.typed-line{font-family:'Space Grotesk';font-size:clamp(1rem,2.2vw,1.45rem);color:var(--c2);font-weight:500;min-height:1.7em;margin-bottom:22px}
.cursor-blink{display:inline-block;width:2px;height:1.05em;background:var(--c2);vertical-align:-2px;animation:blink 1s step-end infinite}
@keyframes blink{50%{opacity:0}}
.hero p.lead{color:var(--muted);font-size:1.05rem;max-width:560px;margin-bottom:34px;line-height:1.8}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:38px}
.socials{display:flex;gap:12px;flex-wrap:wrap}
.socials a{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--card);border:1px solid var(--card-brd);transition:.3s;color:var(--muted)}
.socials a:hover{background:rgba(99,102,241,.18);border-color:var(--c1);transform:translateY(-4px);color:var(--c2)}
.socials svg{width:20px;height:20px}

/* ===== Terminal ===== */
.terminal{background:linear-gradient(160deg,rgba(18,22,38,.95),rgba(10,14,26,.95));border:1px solid var(--card-brd);border-radius:var(--r);overflow:hidden;box-shadow:0 30px 70px rgba(0,0,0,.6);backdrop-filter:blur(14px);animation:floatCard 6s ease-in-out infinite}
@keyframes floatCard{50%{transform:translateY(-14px)}}
.term-bar{display:flex;align-items:center;gap:8px;padding:14px 18px;background:rgba(255,255,255,.03);border-bottom:1px solid var(--card-brd)}
.term-bar i{width:11px;height:11px;border-radius:50%;display:block}
.term-bar i:nth-child(1){background:#ff5f57}
.term-bar i:nth-child(2){background:#febc2e}
.term-bar i:nth-child(3){background:#28c840}
.term-bar span{margin-left:auto;font-size:.72rem;color:var(--muted);font-family:'Space Grotesk';letter-spacing:.08em}
.term-body{padding:26px;font-family:'Space Grotesk';font-size:.86rem;line-height:2.1}
.term-body .k{color:#a855f7}
.term-body .s{color:#7dd3fc}
.term-body .n{color:#fbbf24}
.term-body .c{color:#4b5563}
.term-body .g{color:#34d399}

/* ===== Sections ===== */
section{position:relative;z-index:1}
.sec{padding:110px 0}
.sec.alt{background:rgba(255,255,255,.012)}
.sec-head{text-align:center;max-width:760px;margin:0 auto 64px}
.sec-tag{display:inline-block;font-family:'Space Grotesk';font-size:.76rem;letter-spacing:.28em;text-transform:uppercase;color:var(--c2);margin-bottom:14px;font-weight:600}
.sec-head h2{font-size:clamp(2rem,4.2vw,3rem);margin-bottom:16px}
.sec-head p{color:var(--muted);font-size:1rem;line-height:1.8}

/* ===== Stats ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:-30px}
.stat{background:var(--card);border:1px solid var(--card-brd);border-radius:var(--r);padding:32px 22px;text-align:center;transition:.35s;position:relative;overflow:hidden}
.stat::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad);opacity:0;transition:.35s}
.stat:hover{transform:translateY(-7px);border-color:rgba(99,102,241,.45);background:rgba(99,102,241,.07)}
.stat:hover::before{opacity:1}
.stat .num{font-family:'Space Grotesk';font-size:2.6rem;font-weight:700;line-height:1}
.stat .num span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .lbl{color:var(--muted);font-size:.83rem;margin-top:10px;letter-spacing:.04em}

/* ===== Tech Marquee ===== */
.marquee{overflow:hidden;position:relative;padding:34px 0;mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);border-top:1px solid var(--card-brd);border-bottom:1px solid var(--card-brd);background:rgba(255,255,255,.012)}
.marquee-track{display:flex;gap:60px;width:max-content;animation:scroll 38s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes scroll{to{transform:translateX(-50%)}}
.marquee-item{display:flex;align-items:center;gap:12px;color:var(--muted);font-family:'Space Grotesk';font-weight:500;font-size:.95rem;transition:.3s;flex-shrink:0}
.marquee-item:hover{color:var(--txt)}
.marquee-item svg{width:26px;height:26px}

/* ===== Cards ===== */
.card{background:var(--card);border:1px solid var(--card-brd);border-radius:var(--r);padding:30px;transition:.35s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-6px);border-color:rgba(99,102,241,.45);background:rgba(99,102,241,.06)}
.card .badge-ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:rgba(99,102,241,.12);border:1px solid rgba(99,102,241,.22);margin-bottom:20px}
.card .badge-ico svg{width:26px;height:26px}
.card h3{font-size:1.15rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:.92rem;line-height:1.75}

/* ===== Course grid ===== */
.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.course{background:var(--card);border:1px solid var(--card-brd);border-radius:14px;padding:20px;display:flex;align-items:center;gap:14px;transition:.3s;animation:fadeUp .45s ease backwards}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.course:hover{transform:translateY(-5px);border-color:rgba(99,102,241,.5);background:rgba(99,102,241,.07);box-shadow:0 14px 34px rgba(0,0,0,.35)}
.course .ico{width:42px;height:42px;flex-shrink:0;border-radius:11px;display:grid;place-items:center;background:rgba(99,102,241,.14);border:1px solid rgba(99,102,241,.22)}
.course .ico svg{width:22px;height:22px}
.course[data-cat="math"] .ico{background:rgba(34,211,238,.13);border-color:rgba(34,211,238,.25)}
.course[data-cat="business"] .ico{background:rgba(168,85,247,.14);border-color:rgba(168,85,247,.26)}
.course[data-cat="sim"] .ico{background:rgba(52,211,153,.13);border-color:rgba(52,211,153,.25)}
.course .txt{font-size:.9rem;font-weight:500;line-height:1.45}

/* ===== Timeline ===== */
.timeline{position:relative;max-width:920px;margin:0 auto;padding-left:36px}
.timeline::before{content:'';position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--c1),var(--c2),transparent)}
.tl-item{position:relative;margin-bottom:40px}
.tl-item::before{content:'';position:absolute;left:-32px;top:8px;width:16px;height:16px;border-radius:50%;background:var(--bg);border:3px solid var(--c1);box-shadow:0 0 0 5px rgba(99,102,241,.13)}
.tl-item:first-child::before{border-color:var(--c2);box-shadow:0 0 0 5px rgba(34,211,238,.15)}
.tl-card{background:var(--card);border:1px solid var(--card-brd);border-radius:var(--r);padding:28px 30px;transition:.35s}
.tl-card:hover{transform:translateX(7px);border-color:rgba(99,102,241,.45);background:rgba(99,102,241,.06)}
.tl-top{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;align-items:baseline;margin-bottom:6px}
.tl-card h3{font-size:1.18rem}
.tl-date{font-family:'Space Grotesk';font-size:.76rem;padding:5px 13px;border-radius:50px;background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.25);color:#7dd3fc;white-space:nowrap}
.tl-org{color:var(--c1);font-size:.92rem;font-weight:600;margin-bottom:16px}
.tl-card ul{list-style:none;display:grid;gap:10px}
.tl-card li{position:relative;padding-left:22px;color:#a9b3c6;font-size:.92rem;line-height:1.7}
.tl-card li::before{content:'';position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--c2)}

/* ===== Info Cards ===== */
.info-card{background:var(--card);border:1px solid var(--card-brd);border-radius:var(--r);padding:30px;backdrop-filter:blur(10px)}
.info-card h4{font-size:1.05rem;margin-bottom:20px;display:flex;align-items:center;gap:10px}
.info-row{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.07);font-size:.9rem}
.info-row:last-child{border:none}
.info-row .k{color:var(--muted)}
.info-row .v{color:var(--txt);font-weight:500;text-align:right}

/* ===== Chip ===== */
.chip-box{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.chip{padding:8px 15px;border-radius:9px;background:rgba(255,255,255,.045);border:1px solid var(--card-brd);font-size:.82rem;color:#b9c3d4;transition:.25s}
.chip:hover{background:rgba(99,102,241,.16);border-color:var(--c1);color:#fff;transform:translateY(-2px)}

/* ===== Radar ===== */
.radar-container{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;max-width:1050px;margin:0 auto}
.radar-ring{background:var(--card);border:1px solid var(--card-brd);border-radius:var(--r);padding:32px;position:relative;overflow:hidden;transition:.4s}
.radar-ring::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:conic-gradient(from 0deg,transparent,rgba(99,102,241,.06),transparent 30%);animation:radarSweep 4s linear infinite;pointer-events:none}
@keyframes radarSweep{to{transform:rotate(360deg)}}
.radar-ring h4{font-size:1.1rem;margin-bottom:22px;color:var(--c2);position:relative;z-index:1;display:flex;align-items:center;gap:10px}
.radar-ring h4 svg{width:22px;height:22px}
.radar-skills{display:flex;flex-wrap:wrap;gap:10px;position:relative;z-index:1}
.radar-skill{padding:10px 18px 10px 26px;border-radius:50px;background:rgba(255,255,255,.05);border:1px solid var(--card-brd);font-size:.85rem;position:relative;cursor:default;transition:all .3s ease}
.radar-skill::before{content:'';position:absolute;left:11px;top:50%;transform:translateY(-50%);width:6px;height:6px;border-radius:50%;background:var(--c1);box-shadow:0 0 0 0 rgba(99,102,241,.6);animation:pulseDot 2s infinite}
@keyframes pulseDot{70%{box-shadow:0 0 0 10px rgba(99,102,241,0)}100%{box-shadow:0 0 0 0 rgba(99,102,241,0)}}
.radar-skill:hover{background:rgba(99,102,241,.2);border-color:var(--c1);transform:translateY(-3px)}
.radar-skill:hover::before{background:var(--c2);box-shadow:0 0 12px var(--c2)}

/* ===== Skill Bars ===== */
.skill-bar{margin-bottom:22px}
.skill-bar-top{display:flex;justify-content:space-between;margin-bottom:8px;font-size:.9rem}
.skill-bar-top .lvl{color:var(--c2);font-family:'Space Grotesk';font-size:.8rem}
.skill-bar-track{height:8px;background:rgba(255,255,255,.06);border-radius:50px;overflow:hidden;position:relative}
.skill-bar-fill{height:100%;background:var(--grad);border-radius:50px;width:0;transition:width 1.6s cubic-bezier(.2,.8,.2,1);position:relative}
.skill-bar-fill::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:slide 2s infinite}
@keyframes slide{100%{transform:translateX(100%)}}

/* ===== Filters ===== */
.filters{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-bottom:44px}
.filter-btn{padding:10px 22px;border-radius:50px;background:var(--card);border:1px solid var(--card-brd);color:var(--muted);font-size:.85rem;font-weight:500;cursor:pointer;transition:.28s;font-family:'Inter'}
.filter-btn:hover{color:var(--txt);border-color:rgba(99,102,241,.5)}
.filter-btn.active{background:var(--grad);color:#04101a;border-color:transparent;font-weight:600;box-shadow:0 8px 24px rgba(99,102,241,.3)}

/* ===== Certification cards ===== */
.cert-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px}
.cert{position:relative;background:linear-gradient(150deg,rgba(99,102,241,.11),rgba(34,211,238,.05));border:1px solid var(--card-brd);border-radius:var(--r);padding:32px;transition:.35s;overflow:hidden}
.cert::after{content:'';position:absolute;top:-60px;right:-60px;width:150px;height:150px;border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,.28),transparent 70%);transition:.4s}
.cert:hover{transform:translateY(-7px);border-color:rgba(34,211,238,.45);box-shadow:0 20px 45px rgba(0,0,0,.4)}
.cert:hover::after{transform:scale(1.35)}
.cert .badge{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.25);margin-bottom:18px}
.cert .badge svg{width:28px;height:28px}
.cert h4{font-size:1.08rem;margin-bottom:10px;position:relative;z-index:1}
.cert .issuer{color:var(--muted);font-size:.86rem;margin-bottom:14px}
.cert .desc{color:#a9b3c6;font-size:.88rem;line-height:1.7;position:relative;z-index:1}
.cert .date{display:inline-block;margin-top:16px;font-family:'Space Grotesk';font-size:.74rem;padding:5px 12px;border-radius:50px;background:rgba(255,255,255,.06);border:1px solid var(--card-brd);color:#7dd3fc}

/* ===== Education ===== */
.edu-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px}
.edu{background:var(--card);border:1px solid var(--card-brd);border-radius:var(--r);padding:32px;transition:.35s;position:relative;overflow:hidden}
.edu::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad)}
.edu:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.4)}
.edu .yr{font-family:'Space Grotesk';font-size:.78rem;color:var(--c2);letter-spacing:.15em;margin-bottom:12px}
.edu h3{font-size:1.18rem;margin-bottom:8px}
.edu .org{color:var(--c1);font-size:.9rem;font-weight:600;margin-bottom:14px}
.edu p{color:var(--muted);font-size:.9rem;line-height:1.75}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:50px;align-items:start}
.contact-card{display:flex;gap:16px;align-items:flex-start;padding:22px;border-radius:14px;background:var(--card);border:1px solid var(--card-brd);margin-bottom:14px;transition:.3s}
.contact-card:hover{border-color:rgba(99,102,241,.5);transform:translateX(6px);background:rgba(99,102,241,.07)}
.contact-card .ci{width:46px;height:46px;flex-shrink:0;border-radius:12px;display:grid;place-items:center;background:var(--grad);color:#04101a}
.contact-card .ci svg{width:22px;height:22px}
.contact-card .cl{font-size:.76rem;color:var(--muted);text-transform:uppercase;letter-spacing:.12em;margin-bottom:4px}
.contact-card .cv{font-size:.94rem;font-weight:500;word-break:break-word}
form.contact-form{background:var(--card);border:1px solid var(--card-brd);border-radius:var(--r);padding:32px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.78rem;color:var(--muted);margin-bottom:7px;letter-spacing:.06em;text-transform:uppercase}
.field input,.field textarea,.field select{width:100%;padding:14px 16px;border-radius:11px;background:rgba(255,255,255,.04);border:1px solid var(--card-brd);color:var(--txt);font-family:'Inter';font-size:.92rem;outline:none;transition:.25s;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--c1);background:rgba(99,102,241,.08);box-shadow:0 0 0 4px rgba(99,102,241,.1)}
.field input::placeholder,.field textarea::placeholder{color:#5b6478}
form.contact-form .btn{width:100%;justify-content:center}

/* ===== FAQ ===== */
.faq-item{background:var(--card);border:1px solid var(--card-brd);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:.3s}
.faq-item[open]{border-color:rgba(99,102,241,.4);background:rgba(99,102,241,.06)}
.faq-item summary{padding:22px 24px;font-weight:600;cursor:pointer;list-style:none;position:relative;font-size:1rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:1.4rem;color:var(--c2);transition:.3s}
.faq-item[open] summary::after{content:'−'}
.faq-item p{padding:0 24px 22px;color:#a9b3c6;font-size:.92rem;line-height:1.75}

/* ===== Service Cards ===== */
.service-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px}
.service{background:var(--card);border:1px solid var(--card-brd);border-radius:var(--r);padding:32px;transition:.35s;position:relative;overflow:hidden}
.service::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:3px;background:var(--grad);transition:.5s}
.service:hover::before{left:0}
.service:hover{transform:translateY(-8px);border-color:rgba(99,102,241,.45);background:rgba(99,102,241,.06)}
.service .ico{width:56px;height:56px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(99,102,241,.15),rgba(34,211,238,.1));border:1px solid rgba(99,102,241,.25);margin-bottom:22px}
.service .ico svg{width:28px;height:28px}
.service h3{font-size:1.2rem;margin-bottom:12px}
.service p{color:var(--muted);font-size:.92rem;line-height:1.75;margin-bottom:16px}
.service ul{list-style:none;display:grid;gap:8px}
.service li{color:#a9b3c6;font-size:.86rem;padding-left:22px;position:relative}
.service li::before{content:'✓';position:absolute;left:0;color:var(--c4);font-weight:700}

/* ===== Mega Footer ===== */
.mega-footer{position:relative;z-index:1;margin-top:80px;padding:0 0 30px;background:linear-gradient(180deg,transparent,rgba(99,102,241,.03) 20%,rgba(6,8,15,.98));border-top:1px solid var(--card-brd);overflow:hidden}
.mega-footer::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--c1),var(--c2),transparent)}
.footer-cta{text-align:center;padding:70px 0 55px;border-bottom:1px dashed rgba(255,255,255,.08);margin-bottom:55px;position:relative}
.footer-cta h2{font-size:clamp(1.7rem,3.5vw,2.5rem);margin-bottom:14px}
.footer-cta p{color:var(--muted);max-width:620px;margin:0 auto 28px;font-size:1rem;line-height:1.8}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr 1.4fr;gap:40px;padding-bottom:45px}
.footer-col h5{font-family:'Space Grotesk';font-size:.82rem;text-transform:uppercase;letter-spacing:.15em;color:var(--c2);margin-bottom:20px}
.footer-col a,.footer-col span{display:block;color:#8b96ad;font-size:.88rem;margin-bottom:11px;transition:color .25s,transform .25s}
.footer-col a:hover{color:var(--txt);transform:translateX(4px)}
.brand-col .brand{margin-bottom:0}
.brand-col .footer-desc{color:var(--muted);font-size:.9rem;margin:20px 0 24px;line-height:1.75}
.footer-status{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:50px;background:rgba(52,211,153,.08);border:1px solid rgba(52,211,153,.25);font-size:.78rem;color:#34d399}
.status-dot{width:7px;height:7px;border-radius:50%;background:#34d399;animation:pulseDot 2s infinite}
.newsletter-form{display:flex;background:rgba(255,255,255,.04);border:1px solid var(--card-brd);border-radius:12px;overflow:hidden;margin-top:14px}
.newsletter-form input{flex:1;background:transparent;border:none;padding:12px 16px;color:var(--txt);font-family:'Inter';font-size:.85rem;outline:none;min-width:0}
.newsletter-form input::placeholder{color:#5b6478}
.newsletter-form button{background:var(--grad);border:none;padding:0 20px;color:#04101a;font-weight:700;cursor:pointer;transition:.3s}
.newsletter-form button:hover{opacity:.85}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;padding-top:32px;border-top:1px solid rgba(255,255,255,.06);font-size:.82rem;color:var(--muted)}
.footer-bottom strong{color:var(--txt)}
.heart{color:#e74c3c;animation:heartbeat 1.5s ease infinite;display:inline-block}
@keyframes heartbeat{0%,100%{transform:scale(1)}15%{transform:scale(1.2)}30%{transform:scale(1)}45%{transform:scale(1.15)}}
.footer-tech{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.footer-tech .sep{opacity:.3}
.back-to-top-link{color:var(--c2);font-weight:500;transition:.25s}
.back-to-top-link:hover{color:var(--txt)}

/* ===== Back to top ===== */
#top{position:fixed;right:26px;bottom:26px;width:50px;height:50px;border-radius:14px;background:var(--grad);color:#04101a;border:none;cursor:pointer;font-size:1.15rem;display:grid;place-items:center;opacity:0;visibility:hidden;transition:.35s;z-index:400;box-shadow:0 10px 28px rgba(99,102,241,.42)}
#top.show{opacity:1;visibility:visible}
#top:hover{transform:translateY(-5px)}

/* ===== Toast ===== */
#toast{position:fixed;bottom:32px;left:50%;transform:translateX(-50%) translateY(120px);background:var(--grad);color:#04101a;font-weight:600;padding:14px 28px;border-radius:50px;z-index:900;opacity:0;transition:.4s;font-size:.9rem;box-shadow:0 14px 36px rgba(99,102,241,.45);white-space:nowrap}
#toast.show{transform:translateX(-50%) translateY(0);opacity:1}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal.visible{opacity:1;transform:none}

/* ===== 404 ===== */
.notfound{min-height:70vh;display:grid;place-items:center;text-align:center;padding:170px 20px 80px;position:relative;z-index:1}
.notfound h1{font-size:clamp(4rem,14vw,10rem);background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.notfound p{color:var(--muted);margin:20px 0 30px;font-size:1.05rem}

/* ===== Responsive ===== */
@media(max-width:980px){
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr;gap:44px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .radar-container{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .brand-col{grid-column:1/-1}
  .hero{padding:140px 0 80px;min-height:auto}
  .terminal{animation:none}
  .page-hero{padding:140px 0 50px}
}
@media(max-width:780px){
  .menu{position:fixed;top:0;right:-100%;height:100vh;width:min(300px,80%);background:rgba(9,12,22,.98);backdrop-filter:blur(20px);flex-direction:column;justify-content:center;gap:8px;border-left:1px solid var(--card-brd);transition:right .4s cubic-bezier(.2,.8,.2,1);z-index:600}
  .menu.open{right:0}
  .menu a{font-size:1.05rem;padding:14px 26px;width:100%;text-align:center}
  .burger{display:flex;z-index:700}
  .nav-cta{display:none}
  .sec{padding:80px 0}
  .timeline{padding-left:28px}
  .tl-item::before{left:-28px;width:14px;height:14px}
  .tl-card{padding:24px}
}
@media(max-width:520px){
  .stats{grid-template-columns:1fr 1fr;gap:12px}
  .stat{padding:22px 14px}
  .stat .num{font-size:1.9rem}
  .course-grid{grid-template-columns:1fr}
  .hero-btns .btn{width:100%;justify-content:center}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
}