/* =============================================================================
   MARCO FEOLI — Sito personale
   Design: "Dark cinematic / security" — aurora animata, glow, costellazione,
   spotlight cursore, bordi luminosi. Tutto guidato da variabili in :root.
   ========================================================================== */

/* --------------------------------------------------------------- VARIABILI */
:root {
  --bg:        #06080d;        /* sfondo profondo */
  --bg-soft:   #0c1017;        /* superfici/card */
  --bg-soft-2: #11161f;        /* superfici alternative */
  --bg-glass:  rgba(16,21,30,.55);
  --line:      #1d2533;        /* bordi sottili */
  --line-2:    #2a3547;
  --text:      #eef2f8;        /* testo principale */
  --muted:     #97a3b6;        /* testo secondario */
  --muted-2:   #5f6b80;        /* testo terziario */
  --accent:    #2dd4bf;        /* teal */
  --accent-2:  #6366f1;        /* indigo */
  --accent-3:  #ec4899;        /* magenta (solo accenti gradient) */
  --accent-ink:#04211d;
  --glow:      0 0 0 1px rgba(45,212,191,.0);
  --radius:    16px;
  --radius-sm: 11px;
  --maxw:      1140px;
  --shadow:    0 24px 70px rgba(0,0,0,.55);
  --shadow-sm: 0 8px 28px rgba(0,0,0,.40);
  --grad:      linear-gradient(115deg, var(--accent), var(--accent-2) 55%, var(--accent-3));
  --grad-soft: linear-gradient(115deg, rgba(45,212,191,.16), rgba(99,102,241,.16));
  --font: "Space Grotesk", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

/* Tema chiaro alternativo */
:root[data-theme="light"] {
  --bg:        #f4f6fb;
  --bg-soft:   #ffffff;
  --bg-soft-2: #eef2f8;
  --bg-glass:  rgba(255,255,255,.7);
  --line:      #e2e8f2;
  --line-2:    #d3dbe8;
  --text:      #0c1320;
  --muted:     #4a5567;
  --muted-2:   #8a95a8;
  --accent:    #0d9488;
  --accent-2:  #4f46e5;
  --accent-3:  #db2777;
  --accent-ink:#ffffff;
  --shadow:    0 24px 60px rgba(20,30,50,.12);
  --shadow-sm: 0 8px 26px rgba(20,30,50,.10);
}

/* --------------------------------------------------------------- RESET/BASE */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

/* --- Sfondo: aurora animata + griglia + noise (3 livelli fissi) --- */
.bg-aurora, .bg-grid, .bg-noise { position: fixed; inset: -10% -10% 0 -10%; pointer-events: none; z-index: 0; }
.bg-aurora {
  background:
    radial-gradient(40% 40% at 18% 12%, rgba(45,212,191,.22), transparent 60%),
    radial-gradient(38% 38% at 82% 16%, rgba(99,102,241,.22), transparent 60%),
    radial-gradient(45% 45% at 60% 85%, rgba(236,72,153,.14), transparent 60%);
  filter: blur(30px);
  animation: aurora 22s ease-in-out infinite alternate;
}
@keyframes aurora {
  0%   { transform: translate3d(-2%, -1%, 0) scale(1); }
  50%  { transform: translate3d(3%, 2%, 0) scale(1.08); }
  100% { transform: translate3d(-1%, 3%, 0) scale(1.04); }
}
.bg-grid {
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: .35;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 0%, transparent 70%);
          mask-image: radial-gradient(120% 90% at 50% 0%, #000 0%, transparent 70%);
}
.bg-noise {
  opacity: .04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
#fxCanvas { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }

/* Spotlight che segue il cursore */
#spotlight {
  position: fixed; width: 520px; height: 520px; border-radius: 50%;
  left: 0; top: 0; transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(45,212,191,.10), transparent 65%);
  pointer-events: none; z-index: 1; opacity: 0; transition: opacity .4s; mix-blend-mode: screen;
}

/* Barra di avanzamento scroll */
#scrollbar { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 60; background: var(--grad); box-shadow: 0 0 12px rgba(45,212,191,.6); }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent); }
img { max-width: 100%; display: block; }
h1,h2,h3 { font-family: var(--font); line-height: 1.12; margin: 0 0 .4em; letter-spacing: -.025em; font-weight: 700; }
h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
p { margin: 0 0 1em; }
code { font-family: var(--mono); font-size: .9em; background: var(--bg-soft-2); padding: .12em .4em; border-radius: 6px; }
::selection { background: rgba(45,212,191,.3); color: #fff; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; position: relative; z-index: 2; }
.section { padding: 96px 0; position: relative; z-index: 2; }
.section--alt { background: linear-gradient(180deg, transparent, var(--bg-soft) 12%, var(--bg-soft) 88%, transparent); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  color: var(--accent); font-family: var(--mono); font-size: .8rem; letter-spacing: .18em;
  text-transform: uppercase; margin: 0 0 .7rem; font-weight: 600;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--grad); border-radius: 2px; }
.gradtext { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { color: var(--muted); font-size: 1.08rem; max-width: 62ch; }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }
.section-num { font-family: var(--mono); font-size: .8rem; color: var(--muted-2); }

/* --------------------------------------------------------------- BOTTONI */
.btn {
  position: relative; display: inline-flex; align-items: center; gap: .5rem;
  padding: .8rem 1.35rem; border-radius: 999px;
  font-weight: 600; font-size: .95rem; font-family: var(--body);
  border: 1px solid transparent; cursor: pointer; overflow: hidden;
  transition: transform .15s ease, box-shadow .25s ease, border-color .2s, background .2s;
  text-decoration: none;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--grad); color: #04211d; background-size: 180% 180%; box-shadow: 0 8px 30px rgba(45,212,191,.30); }
.btn--primary:hover { box-shadow: 0 12px 40px rgba(99,102,241,.40); }
.btn--primary::after { /* shine sweep */
  content: ""; position: absolute; top: 0; left: -120%; width: 60%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.55), transparent);
  transform: skewX(-18deg); transition: left .6s ease;
}
.btn--primary:hover::after { left: 130%; }
.btn--ghost { background: var(--bg-glass); color: var(--text); border-color: var(--line-2); backdrop-filter: blur(6px); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 6px 24px rgba(45,212,191,.18); }
.btn--sm { padding: .52rem .95rem; font-size: .85rem; }

/* --------------------------------------------------------------- NAVBAR */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px) saturate(140%);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border-bottom: 1px solid var(--line);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: flex; align-items: center; gap: .65rem; font-family: var(--font); font-weight: 700; letter-spacing: -.02em; color: var(--text); }
.brand:hover { color: var(--text); }
.brand__mark {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  background: var(--grad); color: #04121a; font-family: var(--mono); font-weight: 800; font-size: .9rem;
  box-shadow: 0 4px 18px rgba(45,212,191,.4);
}
.brand__logo { height: 30px; width: auto; display: block; }
.nav__links { display: flex; align-items: center; gap: 2px; }
.nav__links a { color: var(--muted); padding: .5rem .8rem; border-radius: 9px; font-size: .92rem; font-weight: 500; position: relative; }
.nav__links a::after { content: ""; position: absolute; left: 50%; bottom: 4px; width: 0; height: 2px; background: var(--grad); border-radius: 2px; transform: translateX(-50%); transition: width .25s; }
.nav__links a:hover { color: var(--text); }
.nav__links a:hover::after { width: 60%; }
.nav__tools { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 11px; border: 1px solid var(--line-2);
  background: var(--bg-soft); color: var(--text); cursor: pointer;
  display: grid; place-items: center; font-size: .8rem; font-weight: 700; font-family: var(--mono);
  transition: border-color .2s, color .2s, box-shadow .2s, transform .15s;
}
.icon-btn:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 4px 18px rgba(45,212,191,.22); transform: translateY(-1px); }
.nav__burger { display: none; }

/* --------------------------------------------------------------- HERO */
.hero { padding: 70px 0 80px; position: relative; z-index: 2; }
.hero__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero__badge {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: .82rem; color: var(--muted); font-family: var(--mono);
  border: 1px solid var(--line-2); background: var(--bg-glass); backdrop-filter: blur(6px);
  padding: .4rem .85rem; border-radius: 999px; margin-bottom: 1.4rem;
}
.hero__badge .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 rgba(45,212,191,.6); animation: pulse 2.2s infinite; }
@keyframes pulse { 0%{ box-shadow: 0 0 0 0 rgba(45,212,191,.55);} 70%{ box-shadow: 0 0 0 9px rgba(45,212,191,0);} 100%{ box-shadow: 0 0 0 0 rgba(45,212,191,0);} }
.hero h1 { margin-bottom: .2em; }
.hero__role { font-family: var(--mono); font-size: 1.05rem; margin-bottom: 1.1rem; color: var(--accent-2); }
.hero__role .sep { color: var(--muted-2); }
.hero__tagline { color: var(--muted); font-size: 1.16rem; max-width: 54ch; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.8rem; }
.hero__stats { display: flex; gap: 14px; margin-top: 2.6rem; flex-wrap: wrap; }
.stat {
  background: var(--bg-glass); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 14px 18px; backdrop-filter: blur(6px); min-width: 120px;
}
.stat__value { font-family: var(--font); font-size: 1.95rem; font-weight: 700; letter-spacing: -.02em; }
.stat__value .gradtext, .stat__value { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat__label { color: var(--muted); font-size: .82rem; margin-top: 2px; }

/* Terminale animato nell'hero */
.terminal {
  background: linear-gradient(180deg, rgba(13,17,24,.95), rgba(9,12,18,.95));
  border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden;
  box-shadow: var(--shadow); position: relative;
}
.terminal::before { content: ""; position: absolute; inset: 0; border-radius: 14px; padding: 1px;
  background: linear-gradient(135deg, rgba(45,212,191,.5), transparent 40%, rgba(99,102,241,.5));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.terminal__bar { display: flex; align-items: center; gap: 7px; padding: 11px 14px; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.02); }
.terminal__bar i { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.t-red{ background:#ff5f57 } .t-yellow{ background:#febc2e } .t-green{ background:#28c840 }
.terminal__title { margin-left: 8px; font-family: var(--mono); font-size: .76rem; color: var(--muted-2); }
.terminal__body { padding: 18px; font-family: var(--mono); font-size: .86rem; line-height: 1.75; min-height: 230px; }
.terminal__body .prompt { color: var(--accent); }
.terminal__body .cmd { color: var(--text); }
.terminal__body .out { color: var(--muted); }
.terminal__body .key { color: var(--accent-2); }
.cursor-blink { display: inline-block; width: 9px; height: 1.05em; background: var(--accent); vertical-align: -2px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* --------------------------------------------------------------- GRID/CARD */
.grid { display: grid; gap: 20px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative; background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
  overflow: hidden;
}
/* bordo luminoso che reagisce alla posizione del cursore */
.card::before {
  content: ""; position: absolute; inset: 0; border-radius: var(--radius); opacity: 0; transition: opacity .3s;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), rgba(45,212,191,.14), transparent 45%);
  pointer-events: none;
}
.card:hover { transform: translateY(-5px); border-color: var(--line-2); box-shadow: var(--shadow-sm); }
.card:hover::before { opacity: 1; }
.card__icon {
  width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
  background: var(--grad-soft); color: var(--accent); margin-bottom: 16px;
  border: 1px solid var(--line-2);
}
.card__icon svg { width: 23px; height: 23px; }
.card h3 { font-size: 1.12rem; }

/* lista competenze nelle card */
.taglist { list-style: none; margin: .7rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 7px; }
.taglist li, .tag {
  font-size: .79rem; color: var(--muted); background: var(--bg-soft-2);
  border: 1px solid var(--line); padding: .26rem .62rem; border-radius: 8px;
}
.taglist li { display: inline-flex; align-items: center; gap: 6px; }
.tags-cloud .tag { display: inline-flex; align-items: center; gap: 7px; }
.tagicon { display: inline-flex; flex: none; color: var(--accent); }
.tagicon svg { width: 14px; height: 14px; display: block; }
.tags-cloud { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 1rem; }
.tags-cloud .tag { font-family: var(--mono); color: var(--text); transition: border-color .2s, color .2s; }
.tags-cloud .tag:hover { border-color: var(--accent); color: var(--accent); }

/* marquee strumenti */
.marquee { overflow: hidden; margin-top: 16px; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: flex; gap: 12px; width: max-content; animation: scrollx 32s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee .tag { white-space: nowrap; font-family: var(--mono); color: var(--text); }
@keyframes scrollx { to { transform: translateX(-50%); } }

/* --------------------------------------------------------------- TIMELINE */
.timeline { position: relative; margin-top: 1.8rem; }
.tl-item { position: relative; padding: 0 0 30px 30px; border-left: 2px solid var(--line); }
.tl-item:last-child { border-left-color: transparent; padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -8px; top: 3px; width: 14px; height: 14px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--accent); box-shadow: 0 0 0 4px rgba(45,212,191,.12);
}
.tl-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .4rem; align-items: baseline; }
.tl-role { font-family: var(--font); font-weight: 700; font-size: 1.1rem; }
.tl-company { color: var(--accent-2); font-weight: 600; }
.tl-period { color: var(--muted-2); font-family: var(--mono); font-size: .8rem; white-space: nowrap; }
.tl-loc { color: var(--muted-2); font-size: .85rem; }
.tl-item ul { margin: .55rem 0 0; padding-left: 1.1rem; color: var(--muted); }
.tl-item li { margin-bottom: .28rem; }

/* certificazioni / formazione */
.cert { display: flex; align-items: center; gap: 14px; }
.cert__badge { flex: none; width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: var(--grad-soft); color: var(--accent-2); border: 1px solid var(--line-2); }
.cert__badge svg { width: 21px; height: 21px; }
.cert__name { font-weight: 600; font-size: .96rem; line-height: 1.3; }
.cert__meta { color: var(--muted-2); font-size: .82rem; margin-top: 2px; }
.cert-card .cert { align-items: flex-start; }
.cert__verify { display: inline-flex; align-items: center; gap: 5px; margin-top: 12px; font-size: .74rem; font-family: var(--mono); color: var(--accent); opacity: .85; }
.cert-card:hover .cert__verify { opacity: 1; }
.cert__verify svg { width: 13px; height: 13px; }

/* --------------------------------------------------------------- PROGETTI */
.project { display: flex; flex-direction: column; height: 100%; }
.project__type { font-family: var(--mono); font-size: .74rem; color: var(--accent); text-transform: uppercase; letter-spacing: .12em; }
.project h3 { margin: .4rem 0 .55rem; }
.project p { color: var(--muted); font-size: .95rem; }
.project__foot { margin-top: auto; }
.project__links { display: flex; gap: .9rem; margin-top: 1rem; flex-wrap: wrap; }
.project__links a { font-size: .85rem; font-weight: 600; display: inline-flex; align-items: center; gap: .3rem; }
.project--featured { grid-column: 1 / -1; border-color: color-mix(in srgb, var(--accent) 38%, var(--line)); }
.project--featured::after { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 3px; background: var(--grad); }
.project--featured h3 { font-size: 1.4rem; }
.project--featured p { font-size: 1rem; max-width: 80ch; }
.project__badge { display: inline-block; font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-2); background: var(--grad-soft); border: 1px solid var(--line-2); padding: .22rem .6rem; border-radius: 999px; margin-bottom: .7rem; }

/* --------------------------------------------------------------- CONTATTI */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.contact-card { display: flex; align-items: center; gap: 13px; padding: 15px 17px; background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius-sm); margin-bottom: 12px; transition: border-color .2s, transform .15s; }
.contact-card:hover { border-color: var(--accent); transform: translateX(3px); }
.contact-card svg { width: 22px; height: 22px; color: var(--accent); flex: none; }
.contact-card a, .contact-card span { color: var(--text); font-weight: 500; word-break: break-word; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field label { font-size: .85rem; color: var(--muted); }
.field input, .field textarea {
  background: var(--bg-soft); border: 1px solid var(--line-2); border-radius: var(--radius-sm);
  color: var(--text); padding: .75rem .95rem; font-family: inherit; font-size: .95rem; resize: vertical;
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(45,212,191,.14); }
.form-note { color: var(--muted-2); font-size: .82rem; margin-top: .4rem; }

/* --------------------------------------------------------------- FOOTER */
.footer { border-top: 1px solid var(--line); padding: 34px 0; color: var(--muted-2); font-size: .9rem; position: relative; z-index: 2; }
.footer__inner { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.footer a { color: var(--muted); }

/* --------------------------------------------------------------- BLOG */
.post-card { display: flex; flex-direction: column; height: 100%; }
.post-card .meta { color: var(--muted-2); font-size: .82rem; font-family: var(--mono); margin-bottom: .5rem; display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; }
.source-pill { background: var(--grad-soft); color: var(--accent-2); padding: .12rem .55rem; border-radius: 7px; font-size: .72rem; font-weight: 700; border: 1px solid var(--line-2); }
.post-card h3 { font-size: 1.14rem; }
.post-card p { color: var(--muted); font-size: .92rem; }
.post-card .foot { margin-top: auto; padding-top: .9rem; }
.subhead { display: flex; align-items: center; gap: .8rem; margin: 0 0 1.3rem; }
.subhead h2 { margin: 0; }
.subhead .line { flex: 1; height: 1px; background: linear-gradient(90deg, var(--line-2), transparent); }
.loader { color: var(--muted); font-family: var(--mono); font-size: .9rem; }

/* articolo singolo */
.article { max-width: 760px; margin: 0 auto; }
.article .meta { color: var(--muted-2); font-family: var(--mono); font-size: .85rem; margin-bottom: 1.4rem; }
.article-body p { color: var(--text); }
.article-body { font-size: 1.06rem; }

/* --------------------------------------------------------------- ABOUT/AVATAR */
.about-grid { display: grid; grid-template-columns: 260px 1fr; gap: 40px; align-items: center; }
.about-photo { display: flex; justify-content: center; }
.avatar {
  position: relative; width: 230px; height: 270px; border-radius: 20px; overflow: hidden;
  background: var(--grad); display: grid; place-items: center;
  border: 1px solid var(--line-2); box-shadow: var(--shadow);
}
.avatar::after { content: ""; position: absolute; inset: 0; border-radius: 20px; padding: 1.5px;
  background: linear-gradient(140deg, rgba(45,212,191,.7), transparent 45%, rgba(99,102,241,.7));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.avatar__mono { font-family: var(--font); font-weight: 700; font-size: 4rem; color: #04211d; }
.avatar img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 22%; }

/* --------------------------------------------------------------- RESPONSIVE */
@media (max-width: 920px) {
  .about-grid { grid-template-columns: 1fr; gap: 26px; justify-items: center; text-align: center; }
  .about-grid .lead { margin-left: auto; margin-right: auto; }
  .about-grid .eyebrow { justify-content: center; }
}
@media (max-width: 920px) {
  .hero__grid { grid-template-columns: 1fr; gap: 34px; }
  .hero__visual { order: -1; }
}
@media (max-width: 860px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .nav__links { display: none; }
  .nav__burger { display: grid; }
  .nav__links.open {
    display: flex; flex-direction: column; position: absolute; top: 66px; left: 0; right: 0;
    background: color-mix(in srgb, var(--bg) 96%, transparent); border-bottom: 1px solid var(--line); padding: 12px 24px; gap: 2px;
    backdrop-filter: blur(14px);
  }
  .nav__links.open a { padding: .8rem; }
}
@media (min-width: 861px) {
  .grid--4.cards-3 { grid-template-columns: repeat(3,1fr); }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; scroll-behavior: auto !important; transition: none !important; }
  .bg-aurora { animation: none !important; }
}

/* reveal */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }