/* =========================================================
   SERGIO ANDOLCETTI — Portfolio  ·  Cyber / Terminal theme
========================================================= */
:root{
  --bg:        #05080d;
  --bg2:       #0a121c;
  --panel:     #0a1119;
  --panel2:    #0c1521;
  --line:      rgba(0, 255, 170, 0.10);
  --line-soft: rgba(255, 255, 255, 0.06);

  --neon:      #00ffa3;   /* verde terminal */
  --neon-dim:  #0bbf86;
  --cyan:      #35d6ff;
  --magenta:   #ff3df0;   /* solo para glitch RGB split */

  --text:      #d6e7e1;
  --muted:     #7d93a3;
  --code-key:  #35d6ff;
  --code-str:  #00ffa3;
  --code-num:  #ffb454;

  --radius: 10px;
  --glow: 0 0 18px rgba(0, 255, 163, 0.18);
  --mono: 'JetBrains Mono', ui-monospace, 'Fira Code', Consolas, monospace;
  --sans: 'Poppins', system-ui, sans-serif;
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin:0;
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Cyber grid + scanlines (decoración fija, no captura clics) */
body::before{
  content:"";
  position: fixed;
  inset:0;
  z-index:-3;
  background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 44px 44px,
    radial-gradient(circle at 50% 0%, rgba(0,255,163,0.07), transparent 60%),
    var(--bg);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, rgba(0,0,0,0.55) 70%, transparent 100%);
          mask-image: radial-gradient(circle at 50% 30%, #000 0%, rgba(0,0,0,0.55) 70%, transparent 100%);
}
body::after{
  content:"";
  position: fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0,0,0,0) 0px,
    rgba(0,0,0,0) 2px,
    rgba(0,0,0,0.16) 3px
  );
  opacity:.35;
}

/* Matrix canvas */
#matrix{
  position: fixed;
  inset:0;
  z-index:-2;
  width:100%;
  height:100%;
  opacity:.13;
  pointer-events:none;
}

::selection{ background: var(--neon); color:#04110c; }

/* =========================================================
   LAYOUT / SECTIONS
========================================================= */
.container{ max-width: 1180px; margin: 0 auto; padding: 0 22px; width:100%; }

section{ padding: 84px 0; position: relative; }
section:not(#home){ scroll-margin-top: 86px; }

.section-head{
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--neon-dim);
  margin: 0 0 26px 0;
  display:flex;
  align-items:center;
  gap:10px;
}
.section-head::before{ content:"//"; color: var(--cyan); opacity:.8; }
.section-head .big{
  font-family: var(--sans);
  font-size: 26px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0;
}
.section-head::after{
  content:"";
  flex:1;
  height:1px;
  background: linear-gradient(90deg, var(--line) , transparent);
}

/* =========================================================
   HEADER / NAV
========================================================= */
header{
  position: fixed;
  top:0; left:0; right:0;
  z-index:1000;
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 14px 22px;
  background: rgba(5,8,13,0.72);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(9px);
  transition: background .3s, box-shadow .3s;
}
header.scrolled{ background: rgba(5,8,13,0.92); box-shadow: 0 6px 26px rgba(0,0,0,0.5); }

.brand{
  position:absolute;
  left:22px;
  font-family: var(--mono);
  font-weight:700;
  color: var(--neon);
  font-size:14px;
  text-decoration:none;
  white-space:nowrap;
}
.brand .muted{ color: var(--muted); }

nav ul{
  list-style:none;
  display:flex;
  gap: 30px;
  margin:0; padding:0;
}
nav a{
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--muted);
  text-decoration:none;
  transition: color .2s;
  position: relative;
}
nav a::before{ content:"> "; color: var(--neon); opacity:0; transition: opacity .2s; }
nav a:hover, nav a.active{ color: var(--neon); }
nav a:hover::before, nav a.active::before{ opacity:1; }

.lang-switch{ position:absolute; right:22px; display:flex; gap:6px; }
.lang-switch button{
  font-family: var(--mono);
  background: transparent;
  border:1px solid var(--line);
  color: var(--muted);
  padding:5px 9px;
  border-radius:7px;
  font-weight:700;
  font-size:12px;
  cursor:pointer;
  transition: all .2s;
}
.lang-switch button:hover{ border-color: var(--neon); color: var(--neon); }
.lang-switch button.active{ background: var(--neon); border-color: var(--neon); color:#04110c; }

.nav-toggle{
  display:none;
  position:absolute; left:18px;
  flex-direction:column; gap:5px;
  background:none; border:none; cursor:pointer; padding:6px; z-index:1100;
}
.nav-toggle span{ width:23px; height:2px; background: var(--neon); border-radius:2px; transition: .25s; }
.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); }

/* =========================================================
   TERMINAL WINDOW (shared)
========================================================= */
.window{
  background: linear-gradient(180deg, var(--panel), var(--panel2));
  border:1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--glow), inset 0 0 0 1px rgba(255,255,255,0.02);
  overflow:hidden;
}
.win-bar{
  display:flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  background: rgba(0,0,0,0.35);
  border-bottom:1px solid var(--line);
}
.win-bar .dot{ width:11px; height:11px; border-radius:50%; background:#1d2a35; }
.win-bar .dot:nth-child(1){ background:#ff5f57; }
.win-bar .dot:nth-child(2){ background:#febc2e; }
.win-bar .dot:nth-child(3){ background:#28c840; }
.win-title{
  font-family: var(--mono);
  font-size:12.5px;
  color: var(--muted);
  margin-left:8px;
}
.win-body{ padding: 20px 22px; font-family: var(--mono); font-size: 14px; }

/* =========================================================
   HERO
========================================================= */
#home{ padding-top: 120px; min-height: 100vh; display:flex; align-items:center; }
.hero-grid{
  display:grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 48px;
  align-items:center;
}

.term-line{ margin:0 0 10px 0; white-space:pre-wrap; word-break:break-word; }
.t-prompt{ color: var(--neon); }
.t-prompt .muted{ color: var(--muted); }
.t-cmd{ color: var(--cyan); }
.t-resp{ color: var(--text); }
.t-resp .t-arrow{ color: var(--neon-dim); margin-right:8px; }
.t-name{ color:#fff; font-weight:700; text-shadow: 0 0 14px rgba(0,255,163,0.4); }
.t-ok{ color: var(--neon); font-weight:700; }
.t-type{ display:inline; }
.t-type.typing{ border-right:2px solid var(--neon); }

.status-dot{
  display:inline-block;
  width:9px; height:9px; border-radius:50%;
  background: var(--neon); margin-right:9px;
  box-shadow:0 0 0 0 rgba(0,255,163,0.6);
  animation: pulse 1.8s infinite;
}
@keyframes pulse{
  0%{ box-shadow:0 0 0 0 rgba(0,255,163,0.55);}
  70%{ box-shadow:0 0 0 9px rgba(0,255,163,0);}
  100%{ box-shadow:0 0 0 0 rgba(0,255,163,0);}
}
.cursor{ color: var(--neon); animation: blink 1s steps(1) infinite; font-weight:700; }
@keyframes blink{ 50%{ opacity:0; } }

.hero-actions{
  display:flex; gap:14px; flex-wrap:wrap;
  margin-top: 6px;
  padding: 16px 22px 22px;
  border-top:1px solid var(--line);
}

.btn, .btn-outline, .btn-term{
  font-family: var(--mono);
  font-size: 13.5px;
  font-weight:700;
  text-decoration:none;
  padding: 10px 18px;
  border-radius: 8px;
  transition: all .2s;
  display:inline-flex; align-items:center; gap:8px;
  cursor:pointer;
}
.btn{ background: var(--neon); color:#04110c; border:1px solid var(--neon); }
.btn:hover{ box-shadow:0 0 22px rgba(0,255,163,0.5); transform: translateY(-2px); }
.btn-outline{ background: transparent; color: var(--neon); border:1px solid var(--neon); }
.btn-outline:hover{ background: rgba(0,255,163,0.10); transform: translateY(-2px); }

/* HERO PHOTO — glitch / holo frame */
.hero-visual{ display:flex; justify-content:center; }
.glitch-frame{
  position:relative;
  width: 270px; height: 320px;
  border:1px solid var(--neon);
  border-radius: 12px;
  padding: 9px;
  background: linear-gradient(180deg, rgba(0,255,163,0.06), rgba(0,0,0,0.2));
  box-shadow: var(--glow);
}
.glitch-frame::before,
.glitch-frame::after{
  content:"";
  position:absolute;
  width:18px; height:18px;
  border:2px solid var(--cyan);
}
.glitch-frame::before{ top:-2px; left:-2px; border-right:0; border-bottom:0; }
.glitch-frame::after{ bottom:-2px; right:-2px; border-left:0; border-top:0; }

.glitch-img{
  width:100%; height:100%;
  object-fit: cover;
  object-position: center 20%;
  border-radius: 8px;
  filter: grayscale(.15) contrast(1.05);
  position: relative;
}
.glitch-wrap{ position:relative; width:100%; height:100%; border-radius:8px; overflow:hidden; }
.glitch-wrap::after{
  content:"";
  position:absolute; inset:0;
  background: repeating-linear-gradient(to bottom, transparent 0 2px, rgba(0,255,163,0.06) 2px 4px);
  mix-blend-mode: screen;
  pointer-events:none;
  animation: scan 6s linear infinite;
}
@keyframes scan{ 0%{ background-position-y:0; } 100%{ background-position-y:120px; } }

.glitch-wrap:hover .glitch-img{ animation: glitch .5s steps(2) infinite; }
@keyframes glitch{
  0%{ filter: grayscale(.15) contrast(1.05); transform: translate(0,0); }
  20%{ transform: translate(-2px,1px); filter: hue-rotate(15deg) contrast(1.2); }
  40%{ transform: translate(2px,-1px); }
  60%{ transform: translate(-1px,0); filter: contrast(1.1); }
  100%{ transform: translate(0,0); }
}
.holo-tag{
  position:absolute;
  bottom:16px; left:16px;
  font-family: var(--mono);
  font-size:11px;
  color: var(--neon);
  background: rgba(4,17,12,0.8);
  border:1px solid var(--line);
  padding:3px 8px;
  border-radius:5px;
  letter-spacing:.5px;
}

/* =========================================================
   ABOUT  — code card
========================================================= */
.code-card{ max-width: 760px; }
.code{
  margin:0;
  padding: 18px 20px;
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.85;
  color: var(--text);
  overflow-x:auto;
  counter-reset: ln;
}
.code .row{ display:block; white-space:pre-wrap; }
.code .row::before{
  counter-increment: ln;
  content: counter(ln);
  display:inline-block;
  width: 26px;
  margin-right: 16px;
  color: #33485a;
  text-align:right;
  user-select:none;
}
.c-kw{ color: var(--magenta); }      /* const */
.c-key{ color: var(--code-key); }     /* keys */
.c-str{ color: var(--code-str); }     /* strings */
.c-num{ color: var(--code-num); }     /* numbers */
.c-com{ color: #4a6072; font-style: italic; }
.c-punc{ color: var(--muted); }

/* =========================================================
   SKILLS — categorías
========================================================= */
.skill-cats{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}
.skill-cat{
  background: var(--panel);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 18px 20px;
  transition: transform .2s, border-color .2s;
}
.skill-cat:hover{ transform: translateY(-3px); border-color: rgba(0,255,163,0.3); }
.cat-head{
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 6px;
}
.cat-head .t-prompt{ color: var(--neon); }
.cat-head .flag{ color: var(--cyan); }
.cat-title{
  font-weight:700;
  font-size: 15px;
  color: var(--text);
  margin: 4px 0 14px;
}
.chips{ display:flex; flex-wrap:wrap; gap:8px; }
.chip{
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--neon);
  background: rgba(0,255,163,0.07);
  border:1px solid var(--line);
  padding: 6px 11px;
  border-radius: 6px;
  transition: all .18s;
}
.chip:hover{ background: rgba(0,255,163,0.14); border-color: var(--neon); }
.chip.alt{ color: var(--cyan); background: rgba(53,214,255,0.07); }

/* =========================================================
   EXPERIENCE — timeline
========================================================= */
.timeline{
  position: relative;
  margin-left: 8px;
  padding-left: 30px;
  border-left: 1px solid var(--line);
}
.tl-item{ position: relative; margin-bottom: 22px; }
.tl-node{
  position:absolute;
  left: -39px; top: 6px;
  width: 13px; height: 13px;
  border-radius:50%;
  background: var(--bg);
  border:2px solid var(--neon);
  box-shadow: 0 0 12px rgba(0,255,163,0.5);
}
.tl-card{
  background: var(--panel);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  transition: transform .2s, border-color .2s;
}
.tl-card:hover{ transform: translateX(3px); border-color: rgba(0,255,163,0.28); }
.tl-head{ display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; align-items:baseline; }
.tl-head h4{ margin:0; font-size: 16px; color: var(--text); }
.tl-date{ font-family: var(--mono); font-size:12px; color: var(--neon-dim); white-space:nowrap; }
.tl-card ul{ margin:10px 0 0; padding-left:18px; }
.tl-card li{ margin:6px 0; color: var(--muted); }
.tl-card li::marker{ color: var(--neon); }

/* previous experience collapsible */
.prev-exp{
  margin: 6px 0 0 8px;
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow:hidden;
}
.prev-exp summary{
  cursor:pointer;
  list-style:none;
  padding: 14px 18px;
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--neon);
  display:flex; align-items:center; gap:10px;
  user-select:none;
}
.prev-exp summary::-webkit-details-marker{ display:none; }
.prev-exp summary::before{ content:"$ ls"; color: var(--muted); }
.prev-exp summary::after{ content:"▸"; margin-left:auto; transition: transform .2s; color: var(--cyan); }
.prev-exp[open] summary::after{ transform: rotate(90deg); }
.prev-list{ padding: 4px 18px 16px; }
.prev-row{
  display:flex; justify-content:space-between; gap:12px;
  padding: 9px 0;
  border-top:1px solid var(--line-soft);
  flex-wrap:wrap;
}
.prev-row span:first-child{ color: var(--text); font-size:14px; }

/* education */
.sub-head{
  font-family: var(--mono);
  font-size: 13px;
  color: var(--neon-dim);
  margin: 40px 0 18px;
}
.sub-head::before{ content:"~/ "; color: var(--muted); }
.edu-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
.edu-card{
  background: var(--panel);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.edu-card h4{ margin:0 0 4px; font-size:15px; color: var(--text); }
.edu-card .tl-date{ display:block; margin-bottom:10px; }
.edu-card ul{ margin:8px 0 0; padding-left:18px; }
.edu-card li{ margin:5px 0; color: var(--muted); font-size:13.5px; }
.edu-card li::marker{ color: var(--cyan); }
.cert-list{ list-style:none; padding:0; margin:6px 0 0; }
.cert-list li{
  display:flex; justify-content:space-between; align-items:center;
  gap:10px; padding:8px 0; border-top:1px solid var(--line-soft);
  font-size:13.5px; color: var(--text);
}
.cert-list a{
  font-family: var(--mono); font-size:12px;
  color: var(--neon); text-decoration:none;
  border:1px solid var(--line); padding:3px 9px; border-radius:6px;
  transition: all .18s;
}
.cert-list a:hover{ background: var(--neon); color:#04110c; }

/* =========================================================
   PROJECTS — product cards
========================================================= */
.projects-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 20px;
}
.proj-card{
  background: var(--panel);
  border:1px solid var(--line);
  border-radius: var(--radius);
  overflow:hidden;
  display:flex; flex-direction:column;
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.proj-card:hover{ transform: translateY(-4px); border-color: rgba(0,255,163,0.35); box-shadow: var(--glow); }
.proj-top{
  display:flex; justify-content:space-between; align-items:center;
  padding: 12px 14px;
  font-family: var(--mono); font-size:12px;
  border-bottom:1px solid var(--line);
  background: rgba(0,0,0,0.25);
}
.proj-type{
  color: var(--neon); border:1px solid var(--line);
  padding:3px 9px; border-radius:999px; letter-spacing:.5px;
}
.proj-type.web{ color: var(--cyan); }
.proj-type.auto{ color: var(--code-num); }
.proj-id{ color:#33485a; }
.proj-card img{ width:100%; height:170px; object-fit:cover; border-bottom:1px solid var(--line); display:block; }

/* clickable media (opens lightbox gallery) */
.proj-media{
  position:relative; display:block; width:100%; padding:0; margin:0;
  border:0; background:none; cursor:zoom-in; overflow:hidden;
}
.proj-media img{ transition: transform .3s ease, filter .3s ease; }
.proj-media:hover img{ transform: scale(1.04); filter: brightness(1.08); }
.media-zoom{
  position:absolute; right:10px; bottom:10px;
  font-family: var(--mono); font-size:11px;
  color: var(--neon); background: rgba(4,17,12,0.82);
  border:1px solid var(--line); border-radius:6px;
  padding:4px 9px; opacity:0; transition: opacity .2s;
  pointer-events:none;
}
.proj-media:hover .media-zoom, .proj-media:focus-visible .media-zoom{ opacity:1; }

/* lightbox overlay */
.lightbox{
  position:fixed; inset:0; z-index:5000;
  display:none; align-items:center; justify-content:center;
  padding: 40px 20px;
  background: rgba(3,6,10,0.92);
  backdrop-filter: blur(4px);
  overflow:auto;
}
.lightbox.open{ display:flex; }
.lb-content{
  display:flex; flex-direction:column; gap:18px;
  max-width: 1100px; width:100%;
}
.lb-figure{ margin:0; display:flex; flex-direction:column; gap:8px; }
.lb-cap{ font-family: var(--mono); line-height:1.4; }
.lb-cap strong{ display:block; color: var(--neon); font-size:14px; font-weight:700; }
.lb-cap strong::before{ content:"› "; color: var(--cyan); }
.lb-cap span{ display:block; color: var(--muted); font-size:12.5px; margin-top:2px; }
.lb-content img{
  width:100%; height:auto;
  border:1px solid var(--line); border-radius:10px;
  box-shadow: var(--glow);
}
.lb-close{
  position:fixed; top:18px; right:22px;
  width:42px; height:42px; border-radius:8px;
  border:1px solid var(--neon); background: rgba(10,17,25,0.9);
  color: var(--neon); font-family: var(--mono); font-size:18px;
  cursor:pointer; z-index:5001; transition: all .2s;
}
.lb-close:hover{ background: var(--neon); color:#04110c; }
.proj-body{ padding: 16px; display:flex; flex-direction:column; gap:10px; flex:1; }
.proj-body h3{ margin:0; font-size:18px; color: var(--text); }
.proj-solves{ margin:0; font-size:13.5px; color: var(--muted); }
.proj-solves .lbl{ font-family: var(--mono); color: var(--neon-dim); }
.stack{ display:flex; flex-wrap:wrap; gap:7px; margin-top:auto; }
.stack .chip{ font-size:11.5px; padding:4px 9px; }
.btn-term{
  margin-top:12px;
  justify-content:center;
  background: transparent;
  border:1px solid var(--neon);
  color: var(--neon);
}
.btn-term:hover{ background: var(--neon); color:#04110c; box-shadow:0 0 18px rgba(0,255,163,0.4); }
.btn-term.disabled{ border-color: var(--line); color: var(--muted); cursor:not-allowed; }

/* =========================================================
   CONTACT — terminal
========================================================= */
.contact-term{ max-width: 720px; }
.c-row{
  display:flex; align-items:center; gap:10px;
  padding: 12px 0;
  border-top:1px solid var(--line-soft);
  flex-wrap:wrap;
}
.c-row:first-child{ border-top:0; }
.c-cmd{ font-family: var(--mono); font-size:13.5px; color: var(--muted); }
.c-cmd .t-prompt{ color: var(--neon); }
.c-cmd .flag{ color: var(--cyan); }
.c-row a{
  display:inline-flex; align-items:center; gap:8px;
  color: var(--text); text-decoration:none; font-size:14px;
  transition: color .2s;
}
.c-row a:hover{ color: var(--neon); }
.c-row svg{ width:18px; height:18px; stroke: var(--neon); flex-shrink:0; }
.copy-btn{
  margin-left:auto;
  font-family: var(--mono); font-size:11.5px;
  background: transparent; color: var(--muted);
  border:1px solid var(--line); border-radius:6px;
  padding:4px 10px; cursor:pointer; transition: all .18s;
}
.copy-btn:hover{ color: var(--neon); border-color: var(--neon); }

/* =========================================================
   TOAST / TO-TOP / FOOTER
========================================================= */
.toast{
  position:fixed; bottom:24px; left:50%; transform:translateX(-50%);
  background: var(--panel); color: var(--neon);
  border:1px solid var(--neon);
  font-family: var(--mono); font-size:13px;
  padding:10px 16px; border-radius:8px;
  opacity:0; pointer-events:none;
  transition: opacity .25s, transform .25s; z-index:9999;
  box-shadow: var(--glow);
}
.toast.show{ opacity:1; transform: translateX(-50%) translateY(-6px); }

.to-top{
  position:fixed; bottom:24px; right:24px;
  width:44px; height:44px; border-radius:8px;
  border:1px solid var(--neon);
  background: rgba(10,17,25,0.9); color: var(--neon);
  font-family: var(--mono); font-size:18px; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none;
  transition: opacity .3s, transform .2s, background .2s; z-index:999;
}
.to-top.show{ opacity:1; pointer-events:auto; }
.to-top:hover{ background: var(--neon); color:#04110c; transform: translateY(-3px); }

footer{
  border-top:1px solid var(--line);
  padding: 22px;
  text-align:center;
}
footer p{ font-family: var(--mono); font-size:12.5px; color: var(--muted); margin:0; }
footer .neon{ color: var(--neon); }

/* =========================================================
   REVEAL
========================================================= */
.reveal{ opacity:0; transform: translateY(18px); transition: all .55s ease; }
.reveal.active{ opacity:1; transform: translateY(0); }

/* =========================================================
   RESPONSIVE
========================================================= */
@media (max-width: 920px){
  .hero-grid{ grid-template-columns: 1fr; gap: 32px; }
  .hero-visual{ order:-1; }
  .glitch-frame{ width: 220px; height: 260px; }
  nav ul{ gap: 18px; }
}

@media (max-width: 760px){
  .nav-toggle{ display:flex; }
  .brand{ left: 56px; font-size:13px; }
  nav ul{
    position:absolute; top:100%; left:0; right:0;
    flex-direction:column; gap:0;
    background: var(--bg2);
    border-bottom:1px solid var(--line);
    max-height:0; overflow:hidden; transition: max-height .3s ease;
  }
  nav ul.open{ max-height: 360px; }
  nav li{ width:100%; text-align:center; padding:13px 0; border-top:1px solid var(--line-soft); }
  section{ padding: 64px 0; }
  .win-body{ font-size:13px; padding:16px; }
  /* hero mas compacto en mobile: la linea focus no debe empujar los botones fuera de vista */
  #home{ padding-top: 96px; min-height: auto; }
  .win-body .term-line{ margin-bottom: 6px; }
  .hero-actions{ padding: 14px 16px 16px; }
}

@media (max-width: 520px){
  .section-head .big{ font-size:22px; }
  .lang-switch{ right:14px; }
  .brand{ display:none; }
  .tl-head h4{ font-size:15px; }
}

/* =========================================================
   REDUCED MOTION
========================================================= */
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1 !important; transform:none !important; transition:none !important; }
  .status-dot, .cursor, .glitch-wrap::after, .glitch-img,
  .glitch-wrap:hover .glitch-img{ animation:none !important; }
  #matrix{ display:none; }
}