/* ===== Võ Văn Hả · CV — Stylesheet ===== */
:root{
  --bg:#0b1020;
  --bg-soft:#0f1530;
  --surface:#ffffff;
  --surface-alt:#f4f6fb;
  --ink:#1a2138;
  --ink-soft:#566079;
  --line:#e3e8f2;
  --brand:#2563eb;
  --brand-2:#7c3aed;
  --brand-ink:#1d4ed8;
  --accent:#06b6d4;
  --gold:#f59e0b;
  --radius:18px;
  --shadow:0 18px 50px -24px rgba(20,30,70,.4);
  --shadow-sm:0 6px 24px -12px rgba(20,30,70,.3);
  --max:1160px;
  --font:'Plus Jakarta Sans',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  --serif:'Lora',Georgia,serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  font-family:var(--font);color:var(--ink);background:var(--surface);
  line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--brand-ink);text-decoration:none}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.85rem 1.5rem;border-radius:999px;font-weight:700;font-size:.98rem;
  cursor:pointer;border:1.5px solid transparent;transition:.25s ease;white-space:nowrap;
}
.btn--primary{background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 12px 30px -12px rgba(37,99,235,.7)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -14px rgba(37,99,235,.8)}
.btn--ghost{background:transparent;border-color:rgba(255,255,255,.35);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.12)}
.btn--block{width:100%}

/* ===== Nav ===== */
.nav{position:sticky;top:0;z-index:60;background:rgba(11,16,32,.85);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08);transition:.3s}
.nav.scrolled{background:rgba(11,16,32,.96)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.nav__brand{display:flex;align-items:center;gap:.6rem;color:#fff;font-weight:800}
.nav__logo{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(120deg,var(--brand),var(--brand-2));font-size:.95rem;letter-spacing:.5px}
.nav__name{font-size:1.02rem}
.nav__links{display:flex;align-items:center;gap:1.4rem}
.nav__links a{color:rgba(255,255,255,.82);font-weight:600;font-size:.94rem;transition:.2s}
.nav__links a:hover{color:#fff}
.nav__cta{background:#fff;color:var(--brand-ink)!important;padding:.5rem 1.1rem;border-radius:999px}
.nav__cta:hover{background:#eef2ff}
.nav__toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav__toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}

/* ===== Hero ===== */
.hero{position:relative;background:radial-gradient(1200px 600px at 80% -10%,#243064,transparent),linear-gradient(180deg,var(--bg),var(--bg-soft));color:#fff;overflow:hidden;padding:70px 0 90px}
.hero__bg{position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);background-size:26px 26px;mask-image:linear-gradient(180deg,#000,transparent)}
.hero__inner{position:relative;display:grid;grid-template-columns:1.4fr .9fr;gap:48px;align-items:center}
.hero__eyebrow{color:#9fb3ff;font-weight:600;letter-spacing:.3px;margin-bottom:14px;font-size:.95rem}
.hero__title{font-size:clamp(2.1rem,4.6vw,3.5rem);line-height:1.12;font-weight:800;letter-spacing:-.5px}
.hero__title span{background:linear-gradient(120deg,#60a5fa,#c084fc);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__lead{margin:20px 0 28px;color:rgba(255,255,255,.82);font-size:1.1rem;max-width:560px}
.hero__lead strong{color:#fff}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap}
.hero__stats{list-style:none;display:flex;gap:34px;margin-top:38px;flex-wrap:wrap}
.hero__stats strong{display:block;font-size:2rem;font-weight:800;color:#fff}
.hero__stats span{color:rgba(255,255,255,.65);font-size:.88rem}

.hero__card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:30px;backdrop-filter:blur(8px);box-shadow:var(--shadow);text-align:center}
.avatar{width:108px;height:108px;margin:0 auto 16px;border-radius:50%;display:grid;place-items:center;font-size:2.4rem;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:0 0 0 6px rgba(255,255,255,.08)}
.hero__cardname{font-size:1.4rem;font-weight:800}
.hero__cardrole{color:#9fb3ff;font-size:.95rem;margin-bottom:18px}
.hero__meta{list-style:none;text-align:left;display:grid;gap:10px;margin-bottom:18px}
.hero__meta li{color:rgba(255,255,255,.85);font-size:.92rem;display:flex;gap:10px;align-items:center}
.hero__social{display:flex;gap:10px;justify-content:center}
.hero__social a{flex:1;padding:.5rem;border-radius:10px;background:rgba(255,255,255,.08);color:#fff;font-size:.82rem;font-weight:600;transition:.2s}
.hero__social a:hover{background:rgba(255,255,255,.18)}

/* ===== Trust bar ===== */
.trustbar{background:var(--bg-soft);padding:26px 0;border-top:1px solid rgba(255,255,255,.06)}
.trustbar__label{text-align:center;color:rgba(255,255,255,.5);font-size:.82rem;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:14px}
.trustbar__logos{list-style:none;display:flex;flex-wrap:wrap;gap:14px 38px;justify-content:center}
.trustbar__logos li{color:rgba(255,255,255,.78);font-weight:700;font-size:1rem;opacity:.85}

/* ===== Sections ===== */
.section{padding:84px 0}
.section--alt{background:var(--surface-alt)}
.kicker{display:inline-block;color:var(--brand-ink);font-weight:700;font-size:.82rem;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:12px}
.section__title{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:800;line-height:1.2;letter-spacing:-.4px;color:var(--ink)}
.section__head{max-width:680px;margin-bottom:46px}
.section__sub{color:var(--ink-soft);margin-top:12px;font-size:1.05rem}
.lead-muted{color:var(--ink-soft);font-size:1.06rem;margin-top:16px}
.lead-muted strong{color:var(--ink)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:start}

.pullquote{margin-top:26px;padding:20px 26px;border-left:4px solid var(--brand);background:linear-gradient(120deg,rgba(37,99,235,.06),transparent);border-radius:0 14px 14px 0;font-family:var(--serif);font-style:italic;font-size:1.12rem;color:var(--ink)}

/* About highlights */
.about__highlights{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.hl{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:.25s}
.hl:hover{transform:translateY(-4px);border-color:#c7d2fe}
.hl h3{font-size:1.02rem;margin-bottom:8px}
.hl p{color:var(--ink-soft);font-size:.93rem}

/* ===== Skills ===== */
.skills{display:grid;grid-template-columns:1fr 1fr;gap:18px 48px;margin-bottom:34px}
.skill{margin-bottom:14px}
.skill span{display:block;font-weight:600;margin-bottom:8px;font-size:.95rem}
.bar{height:9px;background:#e2e8f5;border-radius:999px;overflow:hidden}
.bar i{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand-2));transition:width 1.2s cubic-bezier(.2,.8,.2,1)}
.bar.run i{width:var(--v)}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips span{background:var(--surface);border:1px solid var(--line);padding:.45rem 1rem;border-radius:999px;font-weight:600;font-size:.86rem;color:var(--ink-soft);transition:.2s}
.chips span:hover{border-color:var(--brand);color:var(--brand-ink);transform:translateY(-2px)}

/* ===== Timeline ===== */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--brand),var(--brand-2),transparent)}
.tl{position:relative;margin-bottom:26px}
.tl__dot{position:absolute;left:-34px;top:6px;width:20px;height:20px;border-radius:50%;background:#fff;border:4px solid var(--brand);box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.tl__body{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow-sm);transition:.25s}
.tl__body:hover{transform:translateX(4px);border-color:#c7d2fe}
.tl__top{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;align-items:baseline}
.tl__top h3{font-size:1.12rem}
.tl__time{color:var(--brand-ink);font-weight:700;font-size:.86rem;background:#eef2ff;padding:.2rem .7rem;border-radius:999px;white-space:nowrap}
.tl__org{color:var(--ink-soft);font-weight:600;margin:4px 0 12px;font-size:.95rem}
.tl ul{padding-left:18px;color:var(--ink-soft)}
.tl li{margin-bottom:6px;font-size:.95rem}

/* ===== Cards ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);transition:.25s;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:linear-gradient(90deg,var(--brand),var(--brand-2),var(--accent))}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.card__tag{display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:var(--brand-ink);background:#eef2ff;padding:.3rem .7rem;border-radius:999px;margin-bottom:14px}
.card h3{font-size:1.15rem;margin-bottom:10px}
.card p{color:var(--ink-soft);font-size:.95rem}
.card__meta{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.card__meta li{font-size:.78rem;font-weight:600;color:var(--ink-soft);background:var(--surface-alt);padding:.25rem .65rem;border-radius:8px}
.card__result{font-weight:700;color:var(--ink);font-size:.9rem!important}

/* ===== Credentials & Awards ===== */
.creds,.awards{display:grid;gap:14px;margin-top:8px}
.cred{display:flex;gap:16px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 18px;box-shadow:var(--shadow-sm);transition:.2s}
.cred:hover{border-color:#c7d2fe}
.cred__year{flex:none;width:64px;height:64px;border-radius:14px;display:grid;place-items:center;font-weight:800;font-size:.82rem;text-align:center;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2))}
.cred h3{font-size:1.02rem}
.cred p{color:var(--ink-soft);font-size:.9rem}
.award{display:flex;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow-sm)}
.award__icon{font-size:1.7rem;flex:none}
.award h3{font-size:1.05rem;margin-bottom:4px}
.award p{color:var(--ink-soft);font-size:.92rem}
.award__link{display:inline-block;margin-top:8px;font-weight:700;font-size:.88rem}
.award__link:hover{text-decoration:underline}

/* ===== Quotes ===== */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);position:relative}
.quote::before{content:"\201C";position:absolute;top:6px;left:18px;font-family:var(--serif);font-size:4rem;color:#dbe3f7;line-height:1}
.quote blockquote{position:relative;font-family:var(--serif);font-style:italic;color:var(--ink);font-size:1.02rem;margin-bottom:18px;padding-top:14px}
.quote figcaption strong{display:block;font-style:normal;font-weight:700}
.quote figcaption span{color:var(--ink-soft);font-size:.86rem}

/* ===== Contact ===== */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact__list{list-style:none;display:grid;gap:14px;margin-top:22px}
.contact__list li{display:flex;align-items:center;gap:12px;font-size:1rem;color:var(--ink)}
.contact__form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:7px}
.field input,.field textarea{width:100%;padding:.8rem 1rem;border:1.5px solid var(--line);border-radius:12px;font-family:inherit;font-size:.96rem;transition:.2s;background:#fff}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.form__note{margin-top:12px;font-size:.9rem;font-weight:600;min-height:1.2em}
.form__note.ok{color:#059669}.form__note.err{color:#dc2626}

/* ===== Footer ===== */
.footer{background:var(--bg);color:#fff;padding:44px 0}
.footer__inner{display:flex;flex-wrap:wrap;gap:18px 40px;align-items:center;justify-content:space-between}
.footer__name{font-weight:800;font-size:1.2rem}
.footer__role{color:rgba(255,255,255,.6);font-size:.9rem}
.footer__links{display:flex;gap:20px;flex-wrap:wrap}
.footer__links a{color:rgba(255,255,255,.78);font-weight:600;font-size:.92rem}
.footer__links a:hover{color:#fff}
.footer__copy{color:rgba(255,255,255,.5);font-size:.85rem;width:100%;border-top:1px solid rgba(255,255,255,.1);padding-top:18px;margin-top:6px}

/* ===== To top ===== */
.totop{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-size:1.3rem;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(12px);transition:.3s;z-index:50}
.totop.show{opacity:1;visibility:visible;transform:none}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ===== Responsive ===== */
@media(max-width:920px){
  .hero__inner{grid-template-columns:1fr;gap:36px}
  .grid-2,.contact{grid-template-columns:1fr;gap:34px}
  .cards,.quotes{grid-template-columns:1fr 1fr}
  .skills{grid-template-columns:1fr}
}
@media(max-width:760px){
  .nav__links{position:fixed;inset:68px 0 auto 0;flex-direction:column;background:var(--bg-soft);padding:20px;gap:16px;border-bottom:1px solid rgba(255,255,255,.1);transform:translateY(-130%);transition:.35s;align-items:stretch}
  .nav__links.open{transform:none}
  .nav__toggle{display:flex}
  .nav__toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav__toggle.open span:nth-child(2){opacity:0}
  .nav__toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .cards,.quotes,.about__highlights{grid-template-columns:1fr}
  .hero__stats{gap:24px}
  .section{padding:60px 0}
}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
  .bar i{transition:none}
}