/* =========================================================
   TOKENS
========================================================= */

:root{
  --primary:#4CAF50;
  --secondary:#81C784;
  --accent:#A5D6A7;
  --bg:#F8FAF8;
  --text:#1B1F1B;

  --ink-70: rgba(27,31,27,.72);
  --ink-50: rgba(27,31,27,.52);
  --ink-30: rgba(27,31,27,.30);
  --ink-12: rgba(27,31,27,.12);
  --ink-08: rgba(27,31,27,.08);

  --surface:#FFFFFF;
  --surface-alt:#F1F6F1;
  --line: rgba(27,31,27,.10);

  --primary-08: rgba(76,175,80,.08);
  --primary-14: rgba(76,175,80,.14);
  --primary-30: rgba(76,175,80,.30);

  --dark:#0E140E;
  --dark-surface:#141C14;

  --radius-sm: 14px;
  --radius: 20px;
  --radius-lg: 24px;

  --font-head: "Plus Jakarta Sans", "Inter", sans-serif;
  --font-body: "Inter", sans-serif;

  --ease: cubic-bezier(.16,.8,.24,1);
  --container: 1120px;
}

@media (prefers-color-scheme: dark){
  :root{ /* single light theme by design brief; kept for print/contrast fallback only */ }
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

h1,h2,h3,h4{
  font-family:var(--font-head);
  font-weight:700;
  letter-spacing:-0.02em;
  margin:0;
  color:var(--text);
}
h2{ font-size:clamp(1.7rem,3.2vw,2.5rem); font-weight:800; }
h3{ font-size:1.25rem; font-weight:700; }
p{ margin:0; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
button{ font-family:inherit; cursor:pointer; }
img{ max-width:100%; display:block; }

::selection{ background:var(--primary); color:#fff; }

.eyebrow{
  font-family:var(--font-head);
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--primary);
  margin:0 0 .9rem;
}

/* subtle grain / texture overlay for premium feel */
.grain{
  position:fixed; inset:0; pointer-events:none; z-index:2;
  opacity:.025; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* =========================================================
   NAVIGATION
========================================================= */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:100;
  padding:14px 24px;
  transition:background var(--ease) .3s, box-shadow var(--ease) .3s, backdrop-filter var(--ease) .3s;
}
.nav.is-scrolled{
  background:rgba(248,250,248,.72);
  backdrop-filter:blur(16px) saturate(1.4);
  -webkit-backdrop-filter:blur(16px) saturate(1.4);
  box-shadow:0 1px 0 var(--line);
}
.nav__inner{
  max-width:var(--container);
  margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
}
.nav__logo{
  font-family:var(--font-head);
  font-weight:800; font-size:1.05rem;
  display:flex; align-items:center; gap:8px;
  color:var(--text);
}
.nav__logo-mark{
  display:inline-flex; color:var(--primary);
}
.nav__logo-dim{ color:var(--ink-50); font-weight:600; }

.nav__links{
  display:flex; align-items:center; gap:2rem;
}
.nav__links a{
  font-size:.9rem; font-weight:600; color:var(--ink-70);
  position:relative; padding:4px 0;
  transition:color .25s var(--ease);
}
.nav__links a::after{
  content:""; position:absolute; left:0; bottom:-2px; height:2px; width:0;
  background:var(--primary); transition:width .3s var(--ease);
}
.nav__links a:hover{ color:var(--text); }
.nav__links a:hover::after{ width:100%; }
.nav__links a.active{ color:var(--text); }
.nav__links a.active::after{ width:100%; }

.nav__cta{
  background:var(--text); color:#fff !important;
  padding:9px 18px !important; border-radius:100px;
  font-weight:700 !important;
}
.nav__cta::after{ display:none; }
.nav__cta:hover{ background:var(--primary); }

.lang-switch {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  margin-left: 10px;
}
.lang-switch__label {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink-50);
  transition: color 0.3s var(--ease);
}
.lang-switch.is-vi .lang-switch__label.vi { color: var(--primary); }
.lang-switch:not(.is-vi) .lang-switch__label.en { color: var(--primary); }
.lang-switch__track {
  width: 36px;
  height: 20px;
  background: var(--line);
  border-radius: 20px;
  position: relative;
  transition: background 0.3s var(--ease);
}
.lang-switch.is-vi .lang-switch__track { background: var(--primary-30); }
.lang-switch__thumb {
  width: 14px;
  height: 14px;
  background: var(--text);
  border-radius: 50%;
  position: absolute;
  top: 3px;
  left: 3px;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease);
}
.lang-switch.is-vi .lang-switch__thumb {
  transform: translateX(16px);
  background: var(--primary);
}

.nav__toggle{
  display:none; flex-direction:column; gap:5px;
  background:none; border:none; padding:8px;
}
.nav__toggle span{
  width:22px; height:2px; background:var(--text); border-radius:2px;
  transition:transform .3s var(--ease), opacity .3s var(--ease);
}
.nav__toggle.is-open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav__toggle.is-open span:nth-child(2){ opacity:0; }
.nav__toggle.is-open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* =========================================================
   BUTTONS
========================================================= */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-head);
  font-weight:700; font-size:.92rem;
  padding:13px 22px; border-radius:100px;
  border:1px solid transparent;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
  white-space:nowrap;
}
.btn svg{ transition:transform .25s var(--ease); }
.btn:hover svg{ transform:translateX(2px); }
.btn--primary{
  background:var(--primary); color:#fff;
  box-shadow:0 1px 2px rgba(27,31,27,.08), 0 8px 20px -8px var(--primary-30);
}
.btn--primary:hover{ background:#3f9c43; transform:translateY(-2px); box-shadow:0 14px 28px -10px var(--primary-30); }
.btn--ghost{
  background:transparent; color:var(--text); border-color:var(--ink-12);
}
.btn--ghost:hover{ border-color:var(--primary); background:var(--primary-08); transform:translateY(-2px); }
.btn--small{ padding:9px 16px; font-size:.82rem; }

/* =========================================================
   HERO
========================================================= */
.hero{
  position:relative;
  min-height:100vh;
  display:flex; align-items:center; justify-content:center;
  padding:140px 24px 80px;
  overflow:hidden;
  background:
    radial-gradient(60% 50% at 50% 0%, var(--primary-14), transparent 70%),
    var(--bg);
}
.hero__canvas{
  position:absolute; inset:0; width:100%; height:100%;
  opacity:.55;
}
.hero__inner{
  position:relative; z-index:2;
  max-width:1200px;
  width:100%;
  display:grid;
  grid-template-columns: 500px 1fr;
  gap:64px;
  align-items:center;
}

/* Portrait — large photo */
.hero__portrait{
  display:flex;
  justify-content:center;
  align-items:center;
}
.hero__avatarRing{
  width:480px;
  height:480px;
  border-radius:50%;
  background:linear-gradient(135deg, var(--primary-14), var(--accent));
  display:flex;
  align-items:center;
  justify-content:center;
  padding:8px;
  box-shadow:0 24px 60px -24px rgba(76,175,80,.6);
  flex-shrink:0;
}
.hero__avatar{
  width:100%;
  height:100%;
  border-radius:50%;
  object-fit:cover;
  display:block;
}

/* Intro — text area */
.hero__intro{
  text-align:left;
}
.hero__eyebrow{
  margin-bottom:16px;
}
.hero__eyebrow .eyebrow{
  background:var(--surface);
  border:1px solid var(--line);
  padding:7px 18px;
  border-radius:100px;
  box-shadow:0 1px 2px rgba(27,31,27,.04);
  display:inline-block;
  margin:0;
}
.hero__name{
  font-size:clamp(2.6rem,5.5vw,4.2rem);
  line-height:1.05;
  margin:0 0 12px;
  letter-spacing:-0.03em;
}
.hero__title{
  font-family:var(--font-head);
  font-size:clamp(1.15rem,2vw,1.45rem);
  font-weight:650;
  color:var(--primary);
  margin:0 0 22px;
}
.hero__title .dot{ color:var(--ink-30); margin:0 .25em; }

.hero__description{
  color:var(--ink-70);
  font-size:clamp(1.02rem,1.4vw,1.12rem);
  line-height:1.8;
  max-width:680px;
  margin-bottom:28px;
}
.hero__description em{
  font-style:italic;
  color:var(--text);
}

.hero__socials{
  display:flex;
  gap:12px;
  margin-bottom:24px;
}
.social-icon{
  width:46px;
  height:46px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--surface);
  border:1px solid var(--line);
  color:var(--ink-70);
  transition:all .25s var(--ease);
}
.social-icon:hover{
  color:#fff;
  background:var(--primary);
  border-color:var(--primary);
  transform:translateY(-3px);
}

.hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
}

.scroll-cue{
  position:absolute; bottom:34px; left:50%; transform:translateX(-50%);
  width:26px; height:42px; border:1.5px solid var(--ink-30); border-radius:100px;
  z-index:2;
}
.scroll-cue span{
  position:absolute; top:8px; left:50%; transform:translateX(-50%);
  width:4px; height:8px; border-radius:2px; background:var(--primary);
  animation:scrollcue 1.8s var(--ease) infinite;
}
@keyframes scrollcue{
  0%{ opacity:1; top:8px; }
  70%{ opacity:0; top:22px; }
  100%{ opacity:0; top:8px; }
}

/* =========================================================
   SECTION SHELL
========================================================= */
.section{
  padding:110px 24px;
}
.section--alt{ background:var(--surface-alt); }
.section__inner{
  max-width:var(--container);
  margin:0 auto;
}
.section__head{
  max-width:640px;
  margin-bottom:3.6rem;
}
.section__head--center{
  max-width:640px; margin-left:auto; margin-right:auto; text-align:center;
}
.section__sub{
  margin-top:1rem; color:var(--ink-70); font-size:1.05rem;
}

.divider{
  max-width:var(--container); margin:0 auto; padding:0 24px;
  color:var(--ink-12); height:24px;
}
.divider svg{ width:100%; height:100%; }

/* =========================================================
   ABOUT
========================================================= */
.about__grid{
  max-width:1400px;
}
.about__text p{
  font-size:1.08rem; color:var(--ink-70); margin-bottom:1.1rem;
}
.about__text strong{ color:var(--text); font-weight:700; }

.about__tags{
  display:grid; gap:12px;
}
.tag-card{
  display:flex; align-items:center; gap:14px;
  background:var(--surface); border:1px solid var(--line);
  border-radius:var(--radius-sm); padding:16px 18px;
  font-weight:600; font-size:.95rem;
  transition:transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.tag-card svg{ color:var(--primary); flex-shrink:0; }
.tag-card:hover{
  transform:translateX(4px);
  border-color:var(--primary-30);
  box-shadow:0 8px 20px -12px var(--ink-12);
}

/* =========================================================
   CARDS (generic)
========================================================= */
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px;
  transition:box-shadow .35s var(--ease), transform .35s var(--ease), border-color .35s var(--ease);
}
.card:hover{
  box-shadow:0 20px 40px -22px var(--ink-12);
  border-color:var(--primary-30);
}

/* =========================================================
   AWARDS SECTION
========================================================= */
.awards-section{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(circle at top left, var(--primary-14), transparent 40%),
    radial-gradient(circle at bottom right, rgba(76,175,80,.06), transparent 45%);
}
.section-desc{
  max-width:700px;
  color:var(--ink-70);
  margin-top:12px;
}

/* ========== FEATURED AWARD ========== */
.featured-award{
  position:relative;
  margin:50px 0 40px;
  padding:40px;
  border-radius:28px;
  background:var(--surface);
  border:1px solid var(--primary-30);
  overflow:hidden;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.featured-award::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg, var(--primary-08), transparent 60%);
  pointer-events:none;
}
.featured-award__content{
  position:relative;
  z-index:2;
  max-width:700px;
}
.featured-award__tag{
  display:inline-block;
  padding:8px 14px;
  border-radius:999px;
  background:var(--primary-14);
  color:var(--primary);
  font-size:.8rem;
  font-weight:600;
  margin-bottom:18px;
}
.featured-award h3{
  font-size:2rem;
  margin-bottom:12px;
}
.featured-award p{
  color:var(--ink-70);
  line-height:1.7;
}
.featured-award__meta{
  display:flex;
  gap:12px;
  margin-top:20px;
}
.featured-award__meta span{
  padding:8px 14px;
  border-radius:999px;
  background:var(--primary-08);
  border:1px solid var(--primary-14);
  font-size:.85rem;
  color:var(--ink-70);
}
.featured-award__number{
  font-size:8rem;
  font-weight:900;
  line-height:1;
  color:transparent;
  -webkit-text-stroke:2px var(--primary-30);
  user-select:none;
}

/* ========== AWARDS GRID ========== */
.awards-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:24px;
}

/* ========== AWARD CARD ========== */
.award-card{
  position:relative;
  min-height:220px;
  padding:28px;
  border-radius:24px;
  background:var(--surface);
  border:1px solid var(--line);
  transition:transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.award-card::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:inherit;
  padding:1px;
  background:linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  opacity:0;
  transition:.35s;
}
.award-card:hover{
  transform:translateY(-8px);
  border-color:transparent;
  box-shadow:0 20px 50px var(--primary-30);
}
.award-card:hover::before{
  opacity:1;
}
.award-rank{
  position:absolute;
  top:10px;
  right:18px;
  font-size:4rem;
  font-weight:900;
  color:var(--ink-12);
  line-height:1;
}
.award-category{
  display:inline-flex;
  margin-bottom:18px;
  color:var(--primary);
  font-size:.85rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  font-weight:600;
}
.award-card h3{
  font-size:1.15rem;
  line-height:1.5;
  max-width:220px;
}

@media (max-width:768px){
  .featured-award{
    flex-direction:column;
    align-items:flex-start;
    gap:20px;
    padding:28px;
  }
  .featured-award__number{
    font-size:5rem;
  }
  .award-card{
    min-height:180px;
  }
}

/* =========================================================
   TIMELINE
========================================================= */
.timeline{
  position:relative;
  padding-left:34px;
}
.timeline::before{
  content:""; position:absolute; left:5px; top:6px; bottom:6px; width:1.5px;
  background:linear-gradient(var(--primary-30), var(--line));
}
.timeline__item{
  position:relative; margin-bottom:26px;
}
.timeline__item:last-child{ margin-bottom:0; }
.timeline__node{
  position:absolute; left:-34px; top:26px;
  width:12px; height:12px; border-radius:50%;
  background:var(--bg); border:2.5px solid var(--primary);
}
.section--alt .timeline__node{ background:var(--surface-alt); }
.timeline__role{
  color:var(--primary); font-weight:600; font-size:.92rem; margin-top:4px;
}
.timeline__date{
  font-size:.82rem;
  color:var(--ink-50);
  font-weight:500;
  margin-top:8px;
}
.timeline__highlight{
  font-family:var(--font-head);
  font-size:.88rem;
  color:var(--ink-70);
  margin-top:12px;
  padding:10px 14px;
  background:var(--primary-08);
  border-radius:var(--radius-sm);
  display:inline-block;
  line-height:1.5;
}
.timeline__highlight strong{
  color:var(--text);
  font-weight:700;
}
.timeline__card h3{ margin-bottom:0; }

.exp__head{
  display:flex; align-items:center; gap:14px; margin-bottom:16px;
}
.logo-badge{
  width:46px; height:46px; border-radius:12px;
  background:linear-gradient(135deg, var(--primary), var(--secondary));
  color:#fff; font-family:var(--font-head); font-weight:800; font-size:.78rem;
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
}

.check-list{ display:grid; gap:9px; margin-top:14px; }
.timeline__card > .check-list{ margin-top:16px; }
.check-list li{
  position:relative; padding-left:24px;
  color:var(--ink-70); font-size:.95rem;
}
.check-list li::before{
  content:""; position:absolute; left:0; top:7px;
  width:8px; height:8px; border-radius:50%;
  background:var(--accent); border:1.5px solid var(--primary);
}

.pill-row{ display:flex; flex-wrap:wrap; gap:8px; margin-top:16px; }
.pill{
  font-size:.78rem; font-weight:600; padding:7px 13px; border-radius:100px;
  background:var(--primary-08); color:#2e6b31;
}
.pill--solid{ background:var(--text); color:#fff; }
.pill--outline{ background:transparent; border:1px solid var(--line); color:var(--ink-70); }

/* =========================================================
   PROJECTS
========================================================= */
.project-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:clamp(24px,4vw,44px);
  margin-bottom:28px;
  transition:box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.project-card:last-child{ margin-bottom:0; }
.project-card:hover{
  box-shadow:0 30px 60px -30px var(--ink-12);
  border-color:var(--primary-30);
}
.project-card__top{
  display:flex; justify-content:space-between; align-items:flex-start; gap:16px; flex-wrap:wrap;
  margin-bottom:26px;
}
.project-card__label{
  font-family:var(--font-head); font-size:.76rem; font-weight:700;
  letter-spacing:.1em; text-transform:uppercase; color:var(--primary);
  margin-bottom:8px;
}
.project-card h3{ font-size:clamp(1.5rem,2.6vw,2rem); margin-bottom:4px; }
.project-card__headline{ color:var(--ink-70); font-size:1.05rem; font-weight:500; }

.badge-achievement{
  background:linear-gradient(135deg, var(--accent), var(--secondary));
  color:#1B5E20; font-weight:700; font-size:.85rem;
  padding:9px 16px; border-radius:100px; white-space:nowrap;
}

.metric-row{
  display:grid; grid-template-columns:repeat(3,1fr); gap:16px;
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  padding:22px 0; margin-bottom:26px;
}
.metric{ display:flex; flex-direction:column; gap:4px; }
.metric__num{ font-family:var(--font-head); font-weight:800; font-size:1.4rem; color:var(--text); }
.metric__label{ font-size:.82rem; color:var(--ink-50); }

.project-card__body{
  display:grid; grid-template-columns:1fr 1fr; gap:36px;
  margin-bottom:24px;
}
.project-col h4{
  font-family:var(--font-head); font-size:.85rem; font-weight:700;
  text-transform:uppercase; letter-spacing:.06em; color:var(--ink-50);
  margin-bottom:10px;
}
.project-col p{ color:var(--ink-70); }

.project-card__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
  padding-top:24px;
  border-top:1px solid var(--line);
}

/* =========================================================
   PUBLICATIONS
========================================================= */
.pub-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:clamp(28px,4vw,44px);
  max-width:760px;
}
.pub-card__meta{ margin-bottom:16px; }
.pub-card h3{ font-size:clamp(1.5rem,2.4vw,1.9rem); margin-bottom:8px; font-family:var(--font-head); }
.pub-card__subtitle{ color:var(--ink-70); font-size:1.05rem; margin-bottom:6px; }
.pub-card__actions{ display:flex; gap:12px; margin-top:26px; flex-wrap:wrap; }

/* =========================================================
   CERTIFICATES
========================================================= */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.cert-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  gap: 20px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.cert-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px -22px var(--ink-12);
  border-color: var(--primary-30);
}
.cert-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary-14), var(--accent));
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.cert-card__body h3 {
  font-size: 1.25rem;
  margin-bottom: 4px;
}
.cert-card__org {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 8px;
}
.cert-card__desc {
  color: var(--ink-70);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* =========================================================
   GALLERY / MASONRY
========================================================= */
.masonry{
  columns:4 240px;
  column-gap:16px;
}

.gallery-preview-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  padding: 20px 0;
}
.marquee-preview {
  display: flex;
  overflow: hidden;
  user-select: none;
  gap: 16px;
}
.marquee-preview__inner {
  flex-shrink: 0;
  display: flex;
  gap: 16px;
  min-width: 100%;
  animation: marquee 25s linear infinite;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(-100% - 16px)); }
}
.masonry__item-preview {
  width: 240px;
  height: 240px;
  border-radius: var(--radius);
  background-image: var(--img);
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}
.masonry__item-preview::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.4), transparent 60%);
}
.masonry__item-preview .masonry__label {
  position: absolute;
  left: 16px;
  bottom: 14px;
  z-index: 2;
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.92rem;
}
.gallery-preview-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(248,250,248,0.3) 0%, rgba(248,250,248,0.95) 80%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
.masonry__item{
  position:relative;
  display:block; width:100%;
  height:var(--h,240px);
  margin:0 0 16px;
  border:none; padding:0;
  border-radius:var(--radius);
  background-image:var(--img);
  background-size:cover;
  background-position:center;
  background-color:var(--c2,#1B5E20);
  overflow:hidden;
  break-inside:avoid;
  cursor:pointer;
}
.masonry__item::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(0deg, rgba(0,0,0,.42), transparent 55%);
  opacity:0; transition:opacity .3s var(--ease);
}
.masonry__item:hover::after{ opacity:1; }
.masonry__item:hover{ transform:scale(1.015); }
.masonry__item{ transition:transform .35s var(--ease); }
.masonry__label{
  position:absolute; left:16px; bottom:14px; z-index:2;
  color:#fff; font-family:var(--font-head); font-weight:700; font-size:.92rem;
  text-align:left;
  opacity:0; transform:translateY(6px);
  transition:opacity .3s var(--ease), transform .3s var(--ease);
}
.masonry__item:hover .masonry__label{ opacity:1; transform:translateY(0); }

/* =========================================================
   GALLERY PAGE SPECIFIC
========================================================= */
.gallery-hero {
  padding: 160px 24px 60px;
  text-align: center;
  background: radial-gradient(circle at 50% -20%, var(--primary-14), transparent 70%);
}
.gallery-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--text), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.gallery-subtitle {
  font-size: 1.15rem;
  color: var(--ink-50);
  max-width: 600px;
  margin: 0 auto;
}
.gallery-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}
.filter-btn {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 10px 20px;
  border-radius: 100px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ink-70);
  cursor: pointer;
  transition: all 0.3s var(--ease);
}
.filter-btn:hover {
  border-color: var(--primary-30);
  transform: translateY(-2px);
}
.filter-btn.is-active {
  background: var(--text);
  color: #fff;
  border-color: var(--text);
}
.masonry--enhanced .masonry__item {
  border-radius: var(--radius-lg);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.lightbox{
  position:fixed; inset:0; z-index:200;
  background:rgba(14,20,14,.86);
  backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center;
  opacity:0; visibility:hidden;
  transition:opacity .3s var(--ease), visibility .3s var(--ease);
  padding:40px;
}
.lightbox.is-open{ opacity:1; visibility:visible; }
.lightbox__content{
  width:min(520px,90vw); height:min(520px,70vh);
  border-radius:var(--radius-lg);
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-family:var(--font-head); font-weight:700; font-size:1.3rem;
  transform:scale(.94); transition:transform .35s var(--ease);
}
.lightbox.is-open .lightbox__content{ transform:scale(1); }
.lightbox__close{
  position:absolute; top:28px; right:28px;
  width:46px; height:46px; border-radius:50%;
  background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.2);
  color:#fff; display:flex; align-items:center; justify-content:center;
  transition:background .25s var(--ease);
}
.lightbox__close:hover{ background:rgba(255,255,255,.18); }

/* =========================================================
   CONTACT
========================================================= */
.contact-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(210px,1fr)); gap:16px;
}
.contact-card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:26px; display:flex; flex-direction:column; gap:6px;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.contact-card svg{ color:var(--primary); margin-bottom:8px; }
.contact-card span{ font-family:var(--font-head); font-weight:700; }
.contact-card small{ color:var(--ink-50); font-size:.85rem; }
.contact-card:hover{
  transform:translateY(-5px);
  box-shadow:0 20px 34px -20px var(--ink-12);
  border-color:var(--primary-30);
}

/* =========================================================
   FOOTER
========================================================= */
.footer{
  background:var(--surface-alt); color:var(--text);
  padding:70px 24px 32px;
  border-top: 1px solid var(--line);
}
.footer__inner{ max-width:var(--container); margin:0 auto; }
.footer__quote{
  font-family:var(--font-head); font-weight:600;
  font-size:clamp(1.15rem,2.4vw,1.5rem);
  max-width:640px; color:var(--text); margin-bottom:40px;
  letter-spacing:-0.01em;
}
.footer__bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding-top:24px; border-top:1px solid var(--line);
  font-size:.85rem; color:var(--ink-50);
  flex-wrap:wrap; gap:12px;
}
.footer__bottom a{ color:var(--ink-50); transition:color .25s var(--ease); }
.footer__bottom a:hover{ color:var(--primary); }

.to-top{
  position:fixed; right:22px; bottom:22px; z-index:90;
  width:46px; height:46px; border-radius:50%;
  background:var(--text); color:#fff; border:none;
  display:flex; align-items:center; justify-content:center;
  opacity:0; visibility:hidden; transform:translateY(10px);
  transition:opacity .3s var(--ease), transform .3s var(--ease), visibility .3s var(--ease), background .25s var(--ease);
  box-shadow:0 10px 24px -10px rgba(0,0,0,.35);
}
.to-top.is-visible{ opacity:1; visibility:visible; transform:translateY(0); }
.to-top:hover{ background:var(--primary); }

/* =========================================================
   REVEAL ANIMATION
========================================================= */
.reveal{
  opacity:0; transform:translateY(22px);
  transition:opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-visible{ opacity:1; transform:translateY(0); }

/* =========================================================
   RESPONSIVE
========================================================= */
@media (max-width:1024px){
  .hero__inner{
    grid-template-columns: 1fr;
    gap:40px;
    text-align:center;
    max-width:640px;
  }
  .hero__intro{ text-align:center; }
  .hero__description{ margin-left:auto; margin-right:auto; }
  .hero__socials{ justify-content:center; }
  .hero__actions{ justify-content:center; }
  .hero__avatarRing{ width:200px; height:200px; }
}

@media (max-width:820px){
  .nav__links{
    position:fixed; top:64px; right:16px; left:16px;
    background:var(--surface); border:1px solid var(--line);
    border-radius:var(--radius); padding:14px;
    flex-direction:column; align-items:stretch; gap:2px;
    box-shadow:0 24px 48px -24px rgba(0,0,0,.2);
    opacity:0; visibility:hidden; transform:translateY(-8px);
    transition:opacity .3s var(--ease), transform .3s var(--ease), visibility .3s var(--ease);
  }
  .nav__links.is-open{ opacity:1; visibility:visible; transform:translateY(0); }
  .nav__links a{ padding:12px 10px; border-radius:10px; }
  .nav__links a:hover{ background:var(--primary-08); }
  .nav__links a::after{ display:none; }
  .nav__cta{ margin-top:6px; text-align:center; }
  .nav__toggle{ display:flex; }
  .metric-row{ grid-template-columns:1fr; }
}

@media (max-width:640px){
  .section{ padding:80px 20px; }
  .hero{ padding:120px 20px 70px; }
  .hero__avatarRing{ width:160px; height:160px; }
  .masonry{ columns:2 160px; }
  .footer__bottom{ flex-direction:column; align-items:flex-start; }
}