/* ══════════════════════════════════════════════════════════════
   SANTIAGO HERMOSILLA — PORTFOLIO
   Dirección: brutalismo editorial. Tinta cálida + un acento.
   Bordes de 1px, sombras duras con offset. Cero blur decorativo.
   ══════════════════════════════════════════════════════════════ */

/* ─────────── TOKENS ─────────── */
:root{
  /* paleta — TEMA OSCURO (default) */
  --bg:        #0D0D0B;
  --bg-alt:    #121210;
  --surface:   #161614;
  --surface-2: #1D1D1A;
  --line:      #2C2C27;
  --line-soft: #212120;
  --fg:        #F2EFE6;
  --fg-mid:    #A8A395;
  --fg-dim:    #6E6A5E;

  --accent:    #FF4D17;
  --accent-2:  #FF7A47;
  --accent-fg: #0D0D0B;
  --accent-wash:rgba(255,77,23,.10);

  --pending:   #E8C547;         /* cert sin verificar */
  --pending-wash: rgba(232,197,71,.10);

  /* tipografía */
  --f-display: 'Bricolage Grotesque', ui-sans-serif, system-ui, sans-serif;
  --f-body:    'Inter Tight', ui-sans-serif, system-ui, sans-serif;
  --f-mono:    'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  /* forma */
  --r:      2px;               /* radio casi nulo: lenguaje impreso */
  --r-lg:   4px;
  --bw:     1px;
  --shadow:      4px 4px 0 var(--line);
  --shadow-hit:  6px 6px 0 var(--accent);
  --shadow-tight:3px 3px 0 var(--line);

  /* ritmo */
  --wrap:  1180px;
  --gut:   clamp(20px, 5vw, 64px);
  --sec-y: clamp(80px, 11vw, 160px);

  --ease: cubic-bezier(.22,1,.36,1);
  --t:    .45s var(--ease);
}

/* ─────────── TEMA CLARO: papel, no blanco plano ─────────── */
[data-theme="light"]{
  --bg:        #EFEBE0;
  --bg-alt:    #E7E2D5;
  --surface:   #F6F3EA;
  --surface-2: #EAE5D8;
  --line:      #CBC3AF;
  --line-soft: #DCD5C4;
  --fg:        #14140F;
  --fg-mid:    #55513F;
  --fg-dim:    #837D68;

  --accent:    #D93A00;
  --accent-2:  #B32F00;
  --accent-fg: #FFF6EA;
  --accent-wash:rgba(217,58,0,.09);

  --pending:   #9A7B00;
  --pending-wash: rgba(154,123,0,.10);

  --shadow:      4px 4px 0 var(--line);
  --shadow-hit:  6px 6px 0 var(--accent);
}

/* ─────────── RESET ─────────── */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }

html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }

body{
  background:var(--bg);
  color:var(--fg);
  font-family:var(--f-body);
  font-size:clamp(15px,1.05vw,17px);
  line-height:1.62;
  font-weight:400;
  overflow-x:hidden;
  transition:background .5s var(--ease), color .5s var(--ease);
  -webkit-font-smoothing:antialiased;
}

body.locked{ overflow:hidden; }

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; background:none; border:0; cursor:pointer; }
ul{ list-style:none; }

::selection{ background:var(--accent); color:var(--accent-fg); }

.mono{
  font-family:var(--f-mono);
  font-size:.72rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  font-weight:500;
}

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--gut);
}

/* ══════════════════════════════════════════════════════════════
   LOADER
   ══════════════════════════════════════════════════════════════ */
.loader{
  position:fixed; inset:0; z-index:9000;
  background:var(--bg);
  display:grid; place-items:center;
  padding-inline:var(--gut);
}
.loader__inner{ width:min(560px,100%); }

.loader__name{
  font-family:var(--f-display);
  font-size:clamp(2rem,8.5vw,5.2rem);
  font-weight:700;
  line-height:1.02;
  letter-spacing:-.035em;
  display:flex; flex-wrap:wrap;
  column-gap:.28em;
  margin-bottom:26px;
}
/* la palabra es el bloque que hace wrap; las letras nunca se separan */
.loader__word{ display:inline-flex; white-space:nowrap; }
.loader__name .ch{
  display:inline-block;
  transform:translateY(105%);
  opacity:0;
  animation:letterIn .68s var(--ease) forwards;
}
@keyframes letterIn{ to{ transform:translateY(0); opacity:1; } }

.loader__meta{
  display:flex; justify-content:space-between; align-items:baseline;
  color:var(--fg-dim);
  margin-bottom:10px;
}
.loader__meta #loaderPct{ color:var(--accent); font-weight:700; }

.loader__track{
  height:2px; width:100%;
  background:var(--line);
  overflow:hidden;
}
.loader__bar{
  height:100%; width:0%;
  background:var(--accent);
  transition:width .18s linear;
}

/* wipe — un único barrido continuo: cubre desde la izquierda y descubre
   hacia la derecha sin corte entre medio. El cambio de transform-origin
   ocurre durante el hold, con la pantalla tapada: es invisible. */
.wipe{
  position:fixed; inset:0; z-index:9500;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:left center;
  pointer-events:none;
  will-change:transform;
}
.wipe.sweep{ animation:sweep .78s forwards; }

@keyframes sweep{
  0%{
    transform:scaleX(0); transform-origin:left center;
    animation-timing-function:cubic-bezier(.55,0,.35,1);   /* entra acelerando */
  }
  46%{ transform:scaleX(1); transform-origin:left center; }
  56%{
    transform:scaleX(1); transform-origin:right center;    /* hold: swap de origen */
    animation-timing-function:cubic-bezier(.16,1,.3,1);    /* sale disparado */
  }
  100%{ transform:scaleX(0); transform-origin:right center; }
}

/* ══════════════════════════════════════════════════════════════
   CURSOR
   ══════════════════════════════════════════════════════════════ */
.cursor-dot,.cursor-ring{
  position:fixed; top:0; left:0; z-index:9990;
  pointer-events:none;
  border-radius:50%;
  opacity:0;
}
.cursor-dot{
  width:6px; height:6px;
  background:var(--accent);
  transform:translate(-50%,-50%);
  transition:opacity .25s, width .2s var(--ease), height .2s var(--ease);
}
.cursor-ring{
  width:30px; height:30px;
  border:1px solid var(--fg-dim);
  transform:translate(-50%,-50%);
  transition:opacity .25s, width .3s var(--ease), height .3s var(--ease),
             border-color .3s, background .3s;
}
body.cursor-on .cursor-dot,
body.cursor-on .cursor-ring{ opacity:1; }

body.cur-link .cursor-ring{ width:52px; height:52px; border-color:var(--accent); background:var(--accent-wash); }
body.cur-link .cursor-dot{ width:0; height:0; }

body.cur-card .cursor-ring{ width:78px; height:78px; border-color:var(--accent); background:var(--accent-wash); }
body.cur-card .cursor-dot{ width:4px; height:4px; }

body.cur-hidden .cursor-ring{ width:96px; height:96px; border-color:transparent; background:var(--accent); mix-blend-mode:difference; }
body.cur-hidden .cursor-dot{ width:0; height:0; }

@media (hover:none),(pointer:coarse){
  .cursor-dot,.cursor-ring{ display:none; }
}

/* ══════════════════════════════════════════════════════════════
   NAV
   ══════════════════════════════════════════════════════════════ */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:800;
  display:flex; align-items:center; justify-content:space-between;
  gap:20px;
  padding:16px var(--gut);
  border-bottom:var(--bw) solid transparent;
  transition:background .35s var(--ease), border-color .35s var(--ease), padding .35s var(--ease);
}
.nav.solid{
  background:var(--bg);
  border-bottom-color:var(--line);
  padding-block:11px;
}

.nav__logo{ display:flex; align-items:center; gap:9px; flex-shrink:0; position:relative; z-index:3; }
.nav__logo-mark{
  display:grid; place-items:center;
  width:28px; height:28px;
  background:var(--accent); color:var(--accent-fg);
  font-family:var(--f-display); font-weight:800; font-size:16px;
  border-radius:var(--r);
  transition:transform .35s var(--ease);
}
.nav__logo:hover .nav__logo-mark{ transform:rotate(-8deg) scale(1.08); }
.nav__logo-text{
  font-family:var(--f-display);
  font-weight:600; font-size:1.02rem; letter-spacing:-.02em;
}

.nav__links{ display:flex; gap:26px; }
.nav__links a{
  font-size:.86rem; font-weight:500;
  color:var(--fg-mid);
  position:relative;
  padding-block:4px;
  transition:color .25s;
}
.nav__links a::after{
  content:''; position:absolute; left:0; bottom:0;
  width:100%; height:1px; background:var(--accent);
  transform:scaleX(0); transform-origin:right;
  transition:transform .38s var(--ease);
}
.nav__links a:hover,.nav__links a.on{ color:var(--fg); }
.nav__links a:hover::after,.nav__links a.on::after{ transform:scaleX(1); transform-origin:left; }

.nav__tools{ display:flex; align-items:center; gap:10px; flex-shrink:0; position:relative; z-index:3; }

.toggle{
  position:relative;
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  background:var(--surface);
  display:flex; align-items:center;
  transition:border-color .3s;
}
.toggle:hover{ border-color:var(--accent); }

.toggle--lang{ padding:3px; }
.toggle__opt{
  position:relative; z-index:2;
  font-family:var(--f-mono); font-size:.66rem; font-weight:700; letter-spacing:.06em;
  padding:4px 9px;
  color:var(--fg-dim);
  transition:color .3s var(--ease);
}
.toggle__opt.on{ color:var(--accent-fg); }
.toggle__pill{
  position:absolute; z-index:1;
  top:3px; bottom:3px; left:3px;
  width:calc(50% - 3px);
  background:var(--accent);
  border-radius:1px;
  transition:transform .38s var(--ease);
}
.toggle--lang.en .toggle__pill{ transform:translateX(100%); }

.toggle--theme{
  width:34px; height:31px;
  justify-content:center;
  color:var(--fg-mid);
}
.toggle--theme:hover{ color:var(--accent); }
.ico{ width:16px; height:16px; position:absolute; transition:opacity .3s, transform .4s var(--ease); }
.ico--sun { opacity:1; transform:rotate(0); }
.ico--moon{ opacity:0; transform:rotate(-90deg); }
[data-theme="light"] .ico--sun { opacity:0; transform:rotate(90deg); }
[data-theme="light"] .ico--moon{ opacity:1; transform:rotate(0); }

.nav__burger{ display:none; flex-direction:column; gap:5px; width:34px; height:31px;
  align-items:center; justify-content:center; border:var(--bw) solid var(--line); border-radius:var(--r); }
.nav__burger span{ display:block; width:15px; height:1.5px; background:var(--fg); transition:transform .35s var(--ease), opacity .25s; }
.nav__burger.on span:nth-child(1){ transform:translateY(3.25px) rotate(45deg); }
.nav__burger.on span:nth-child(2){ transform:translateY(-3.25px) rotate(-45deg); }

/* ══════════════════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════════════════ */
.hero{
  position:relative;
  min-height:100svh;
  display:flex; align-items:center;
  padding-top:110px; padding-bottom:90px;
  overflow:hidden;
}
.hero__grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size:clamp(48px,7vw,92px) clamp(48px,7vw,92px);
  -webkit-mask-image:radial-gradient(ellipse 80% 62% at 50% 42%, #000 20%, transparent 78%);
          mask-image:radial-gradient(ellipse 80% 62% at 50% 42%, #000 20%, transparent 78%);
  opacity:.9;
  pointer-events:none;
}
.hero__wrap{ position:relative; z-index:2; }

.status{
  display:inline-flex; align-items:center; gap:9px;
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  background:var(--surface);
  padding:6px 13px;
  color:var(--fg-mid);
  margin-bottom:28px;
}
.status__dot{
  width:7px; height:7px; border-radius:50%;
  background:var(--accent);
  position:relative; flex-shrink:0;
}
.status__dot::after{
  content:''; position:absolute; inset:0;
  border-radius:50%; background:var(--accent);
  animation:ping 1.9s var(--ease) infinite;
}
@keyframes ping{ 0%{ transform:scale(1); opacity:.7; } 70%,100%{ transform:scale(3); opacity:0; } }

.hero__name{
  font-family:var(--f-display);
  font-size:clamp(3rem,12.5vw,9.5rem);
  font-weight:700;
  line-height:.86;
  letter-spacing:-.045em;
  margin-bottom:22px;
}
.hero__line{ display:block; }
.hero__line--out{
  color:transparent;
  -webkit-text-stroke:1.5px var(--fg-mid);
  padding-left:.06em;
}

.hero__type{
  font-family:var(--f-mono);
  font-size:clamp(.95rem,2.1vw,1.4rem);
  font-weight:500;
  color:var(--accent);
  min-height:1.7em;
  margin-bottom:26px;
  letter-spacing:-.01em;
}
.caret{
  display:inline-block;
  width:.58em; height:1.05em;
  background:var(--accent);
  vertical-align:-.16em;
  margin-left:.12em;
  animation:blink 1s steps(2,start) infinite;
}
@keyframes blink{ 0%,50%{ opacity:1; } 50.01%,100%{ opacity:0; } }

.hero__bio{
  max-width:63ch;
  color:var(--fg-mid);
  font-size:1.02rem;
  margin-bottom:36px;
}

.hero__cta{ display:flex; flex-wrap:wrap; gap:12px; margin-bottom:36px; }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-family:var(--f-mono);
  font-size:.76rem; font-weight:700;
  letter-spacing:.08em; text-transform:uppercase;
  padding:14px 26px;
  border:var(--bw) solid var(--fg);
  border-radius:var(--r);
  transition:transform .28s var(--ease), box-shadow .28s var(--ease),
             background .28s, color .28s, border-color .28s;
}
.btn--solid{ background:var(--accent); color:var(--accent-fg); border-color:var(--accent); box-shadow:var(--shadow-tight); }
.btn--solid:hover{ transform:translate(-2px,-2px); box-shadow:5px 5px 0 var(--fg); }
.btn--ghost{ background:transparent; color:var(--fg); border-color:var(--line); }
.btn--ghost:hover{ border-color:var(--accent); color:var(--accent); transform:translate(-2px,-2px); box-shadow:4px 4px 0 var(--accent); }
.btn svg{ width:15px; height:15px; flex-shrink:0; }
.btn--sm{ padding:11px 20px; font-size:.7rem; }
.btn--full{ width:100%; }

.hero__pills{ display:flex; flex-wrap:wrap; gap:9px; }
.pill{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--f-mono); font-size:.72rem; letter-spacing:.05em;
  padding:9px 15px;
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  color:var(--fg-mid);
  background:var(--surface);
  transition:color .25s, border-color .25s, transform .25s var(--ease), background .25s;
}
.pill svg{ width:14px; height:14px; }
.pill:hover{ color:var(--accent); border-color:var(--accent); transform:translateY(-2px); }

.hero__scroll{
  position:absolute; right:var(--gut); bottom:34px; z-index:2;
  color:var(--fg-dim);
  writing-mode:vertical-rl;
  display:flex; align-items:center; gap:12px;
}
.hero__scroll::after{
  content:''; width:1px; height:52px;
  background:linear-gradient(var(--fg-dim),transparent);
}

/* ══════════════════════════════════════════════════════════════
   SECCIONES
   ══════════════════════════════════════════════════════════════ */
.sec{ padding-block:var(--sec-y); position:relative; }
.sec--alt{ background:var(--bg-alt); border-block:var(--bw) solid var(--line-soft); }

.sec__head{
  display:flex; align-items:center; gap:18px;
  margin-bottom:clamp(38px,5vw,66px);
}
.sec__num{ color:var(--accent); font-weight:700; }
.sec__title{
  font-family:var(--f-display);
  font-size:clamp(1.9rem,5vw,3.4rem);
  font-weight:700; letter-spacing:-.035em; line-height:1;
}
.sec__rule{ flex:1; height:1px; background:var(--line); }

/* reveal */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.vis{ opacity:1; transform:none; }

/* ─────────── ABOUT ─────────── */
.about{
  display:grid;
  grid-template-columns:1.25fr .95fr;
  gap:clamp(30px,5vw,68px);
  align-items:start;
}
.about__text p{ color:var(--fg-mid); font-size:1.03rem; }
.about__text p + p{ margin-top:19px; }

.specs{ border-top:var(--bw) solid var(--line); }
.specs__row{
  display:grid; grid-template-columns:96px 1fr;
  gap:14px; align-items:baseline;
  padding:13px 2px;
  border-bottom:var(--bw) solid var(--line);
  transition:background .3s, padding-left .3s var(--ease);
}
.specs__row:hover{ background:var(--accent-wash); padding-left:10px; }
.specs__row dt{ color:var(--fg-dim); }
.specs__row dd{ font-size:.94rem; word-break:break-word; }
.specs__row dd a{ border-bottom:1px solid var(--line); transition:color .25s, border-color .25s; }
.specs__row dd a:hover{ color:var(--accent); border-color:var(--accent); }
.specs__live{ display:flex; align-items:center; gap:9px; }

/* ─────────── STACK ─────────── */
.stack{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(238px,1fr));
  gap:14px;
}
.sk{
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  background:var(--surface);
  padding:20px;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.sk:hover{ transform:translate(-3px,-3px); box-shadow:var(--shadow-hit); border-color:var(--accent); }

.sk__top{ display:flex; align-items:center; gap:12px; margin-bottom:16px; }
.sk__logo{ font-size:1.75rem; line-height:1; flex-shrink:0; }
.sk__logo i{ display:block; }
.sk__name{ font-family:var(--f-display); font-weight:600; font-size:1.02rem; letter-spacing:-.015em; }
.sk__level{ font-family:var(--f-mono); font-size:.63rem; letter-spacing:.09em; text-transform:uppercase; color:var(--fg-dim); }
.sk__pct{ margin-left:auto; font-family:var(--f-mono); font-size:.82rem; font-weight:700; color:var(--accent); }

.sk__track{ height:3px; background:var(--surface-2); border-radius:0; overflow:hidden; }
[data-theme="light"] .sk__track{ background:var(--line-soft); }
.sk__bar{
  height:100%; width:0;
  background:var(--accent);
  transition:width 1.15s var(--ease);
}

/* ─────────── CERTIFICADOS ─────────── */
.cert-pair{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-bottom:16px;
  align-items:stretch;
}
.cert-pair--rev .cert{ order:2; }
.cert-pair--rev .pdf{ order:1; }
.cert-solo{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.cert-solo .cert{ grid-column:1 / -1; max-width:none; }

.cert{
  position:relative;
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  background:var(--surface);
  padding:clamp(24px,3.2vw,36px);
  overflow:hidden;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.cert:hover{ transform:translate(-3px,-3px); box-shadow:var(--shadow-hit); border-color:var(--accent); }

.cert__corner{
  position:absolute; width:13px; height:13px;
  border:2px solid var(--accent);
  transition:width .35s var(--ease), height .35s var(--ease);
}
.cert__corner--tl{ top:9px;  left:9px;  border-right:0; border-bottom:0; }
.cert__corner--tr{ top:9px;  right:9px; border-left:0;  border-bottom:0; }
.cert__corner--bl{ bottom:9px; left:9px; border-right:0; border-top:0; }
.cert__corner--br{ bottom:9px; right:9px; border-left:0; border-top:0; }
.cert:hover .cert__corner{ width:22px; height:22px; }

.cert__ring{
  position:absolute; right:-70px; top:-70px;
  width:200px; height:200px;
  border:1px dashed var(--line);
  border-radius:50%;
  animation:spin 26s linear infinite;
  pointer-events:none;
}
.cert__ring::before{
  content:''; position:absolute; inset:26px;
  border:1px solid var(--accent-wash); border-radius:50%;
}
.cert__ring::after{
  content:''; position:absolute; top:-3px; left:calc(50% - 3px);
  width:6px; height:6px; border-radius:50%;
  background:var(--accent);
}
@keyframes spin{ to{ transform:rotate(360deg); } }

.cert__top{ position:relative; z-index:2; display:flex; align-items:center; gap:11px; margin-bottom:16px; flex-wrap:wrap; }
.cert__badge{
  background:var(--accent); color:var(--accent-fg);
  padding:5px 11px; border-radius:var(--r);
  font-weight:700; font-size:.68rem;
}
.cert__year{ color:var(--fg-dim); }

.cert__title{
  position:relative; z-index:2;
  font-family:var(--f-display);
  font-size:clamp(1.3rem,2.6vw,1.85rem);
  font-weight:700; letter-spacing:-.03em; line-height:1.08;
  margin-bottom:5px;
}
.cert__org{ position:relative; z-index:2; color:var(--accent); font-size:.9rem; font-weight:500; margin-bottom:14px; }
.cert__desc{ position:relative; z-index:2; color:var(--fg-mid); font-size:.94rem; margin-bottom:18px; max-width:52ch; }

.cert__seal{
  position:relative; z-index:2;
  display:inline-flex; align-items:center; gap:9px;
  margin-top:18px;
  font-family:var(--f-mono); font-size:.67rem; letter-spacing:.06em; text-transform:uppercase;
  padding:8px 13px; border-radius:var(--r);
  border:var(--bw) solid;
}
.cert__seal svg{ width:13px; height:13px; }
.cert__seal--ok  { color:var(--accent);  border-color:var(--accent);  background:var(--accent-wash); }
.cert__seal--wait{ color:var(--pending); border-color:var(--pending); background:var(--pending-wash); }
.cert__hourglass{ animation:tilt 2.6s var(--ease) infinite; display:inline-block; }
@keyframes tilt{ 0%,60%,100%{ transform:rotate(0); } 70%{ transform:rotate(180deg); } }

/* cert pendiente: acento propio */
.cert--pending{ border-color:var(--pending); background:linear-gradient(var(--pending-wash),var(--pending-wash)) var(--surface); }
.cert--pending:hover{ box-shadow:6px 6px 0 var(--pending); border-color:var(--pending); }
.cert--pending .cert__corner{ border-color:var(--pending); }
.cert--pending .cert__badge{ background:var(--pending); color:var(--accent-fg); }
.cert--pending .cert__org{ color:var(--pending); }
.cert--pending .cert__ring::after{ background:var(--pending); }

/* PDF embed */
.pdf{
  display:flex; flex-direction:column;
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  background:var(--surface-2);
  overflow:hidden;
  min-height:420px;
  transition:border-color .35s, box-shadow .35s var(--ease);
}
.pdf:hover{ border-color:var(--accent); box-shadow:var(--shadow-tight); }
.pdf__bar{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:11px 15px;
  border-bottom:var(--bw) solid var(--line);
  background:var(--surface);
}
.pdf__bar .mono{ color:var(--fg-dim); font-size:.65rem; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.pdf__dl{
  display:inline-flex; align-items:center; gap:7px; flex-shrink:0;
  font-family:var(--f-mono); font-size:.65rem; letter-spacing:.07em; text-transform:uppercase; font-weight:700;
  color:var(--accent-fg); background:var(--accent);
  padding:6px 12px; border-radius:var(--r);
  transition:transform .25s var(--ease), box-shadow .25s var(--ease);
}
.pdf__dl svg{ width:12px; height:12px; }
.pdf__dl:hover{ transform:translate(-2px,-2px); box-shadow:3px 3px 0 var(--fg); }
.pdf__frame{ flex:1; width:100%; border:0; background:var(--surface-2); min-height:380px; }

/* tags */
.tags{ display:flex; flex-wrap:wrap; gap:7px; position:relative; z-index:2; }
.tag{
  font-family:var(--f-mono); font-size:.64rem; letter-spacing:.06em; text-transform:uppercase;
  padding:5px 10px;
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  color:var(--fg-mid);
  transition:color .25s, border-color .25s;
}
.tag:hover{ color:var(--accent); border-color:var(--accent); }

/* ─────────── PROYECTOS / EXPERIENCIA ─────────── */
.proj{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:clamp(22px,3.4vw,46px);
  align-items:center;
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  background:var(--surface);
  padding:clamp(18px,2.4vw,26px);
  margin-bottom:20px;
  transition:transform .38s var(--ease), box-shadow .38s var(--ease), border-color .38s;
}
.proj:last-child{ margin-bottom:0; }
.proj:hover{ transform:translate(-4px,-4px); box-shadow:var(--shadow-hit); border-color:var(--accent); }
.proj--rev .proj__media{ order:2; }
.proj--rev .proj__body { order:1; }

.proj__media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  background:var(--bg);
}
.proj__media img{
  width:100%; height:100%; object-fit:cover; object-position:top center;
  transition:transform .7s var(--ease), filter .45s var(--ease);
}
.proj:hover .proj__media img{ transform:scale(1.045); filter:brightness(.32) saturate(.7); }

.proj__veil{
  position:absolute; inset:0;
  display:grid; place-items:center;
  opacity:0;
  transition:opacity .38s var(--ease);
}
.proj:hover .proj__veil{ opacity:1; }
.proj__veil .btn{ transform:translateY(10px); transition:transform .42s var(--ease); }
.proj:hover .proj__veil .btn{ transform:translateY(0); }

/* poster fallback (proyectos sin captura) */
.poster{
  width:100%; height:100%;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:12px;
  background:
    repeating-linear-gradient(-45deg, var(--line-soft) 0 1px, transparent 1px 13px),
    var(--surface-2);
  transition:filter .45s var(--ease);
}
.proj:hover .poster{ filter:brightness(.4); }
.poster__num{
  font-family:var(--f-display);
  font-size:clamp(3rem,7vw,5.4rem);
  font-weight:800; line-height:1; letter-spacing:-.05em;
  color:transparent; -webkit-text-stroke:1.5px var(--accent);
}
.poster__label{ color:var(--fg-dim); }

.proj__idx{ color:var(--accent); font-weight:700; display:block; margin-bottom:12px; }
.proj__kicker{ color:var(--fg-dim); margin-bottom:8px; }
.proj__title{
  font-family:var(--f-display);
  font-size:clamp(1.45rem,3.2vw,2.3rem);
  font-weight:700; letter-spacing:-.035em; line-height:1.04;
  margin-bottom:12px;
}
.proj__desc{ color:var(--fg-mid); font-size:.97rem; margin-bottom:18px; }

.proj--link .proj__title{ display:inline-flex; align-items:baseline; gap:.3em; flex-wrap:wrap; }
.proj--link:hover .proj__title{ color:var(--accent); }

/* ─────────── CONTACTO ─────────── */
.contact{
  display:grid;
  grid-template-columns:1fr 1.05fr;
  gap:clamp(26px,4vw,56px);
  align-items:start;
}
.contact__lead{ color:var(--fg-mid); font-size:1.03rem; margin-bottom:24px; max-width:40ch; }

.ccard{
  display:flex; align-items:center; gap:15px;
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  background:var(--surface);
  padding:16px 18px;
  margin-bottom:11px;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.ccard:hover{ transform:translate(-3px,-3px); box-shadow:var(--shadow-hit); border-color:var(--accent); }
.ccard__ico{
  display:grid; place-items:center; flex-shrink:0;
  width:38px; height:38px;
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  color:var(--accent);
  transition:background .3s, color .3s, border-color .3s;
}
.ccard:hover .ccard__ico{ background:var(--accent); color:var(--accent-fg); border-color:var(--accent); }
.ccard__ico svg{ width:17px; height:17px; }
.ccard__txt{ display:flex; flex-direction:column; gap:2px; min-width:0; }
.ccard__label{ color:var(--fg-dim); font-size:.62rem; }
.ccard__val{ font-size:.92rem; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.ccard__arrow{ margin-left:auto; color:var(--fg-dim); font-size:1.05rem; transition:transform .3s var(--ease), color .3s; }
.ccard:hover .ccard__arrow{ color:var(--accent); transform:translate(3px,-3px); }

.contact__form{
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  background:var(--surface);
  padding:clamp(22px,3vw,32px);
}
.field{ margin-bottom:17px; }
.field label{ display:block; color:var(--fg-dim); margin-bottom:7px; }
.field input,.field textarea{
  width:100%;
  font-family:var(--f-body); font-size:.95rem;
  color:var(--fg);
  background:var(--bg);
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  padding:12px 14px;
  transition:border-color .28s, box-shadow .28s var(--ease);
  resize:vertical;
}
.field input::placeholder,.field textarea::placeholder{ color:var(--fg-dim); }
.field input:focus,.field textarea:focus{
  outline:0;
  border-color:var(--accent);
  box-shadow:3px 3px 0 var(--accent);
}
.field input:user-invalid,.field textarea:user-invalid{ border-color:#E0553B; }

.form__note{
  font-family:var(--f-mono); font-size:.7rem; letter-spacing:.05em;
  margin-top:13px; min-height:1.2em;
  color:var(--fg-dim);
}
.form__note.ok  { color:var(--accent); }
.form__note.err { color:#E0553B; }

/* ─────────── FOOTER ─────────── */
.foot{ border-top:var(--bw) solid var(--line); padding-block:28px; }
.foot__wrap{ display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap; }
.foot .mono{ color:var(--fg-dim); font-size:.68rem; }
.foot__right{ text-align:right; }

/* ══════════════════════════════════════════════════════════════
   MODAL
   ══════════════════════════════════════════════════════════════ */
.modal{
  position:fixed; inset:0; z-index:9700;
  display:grid; place-items:center;
  padding:var(--gut);
  opacity:0; visibility:hidden;
  transition:opacity .35s var(--ease), visibility .35s;
}
.modal.open{ opacity:1; visibility:visible; }
.modal__backdrop{ position:absolute; inset:0; background:rgba(0,0,0,.72); }
[data-theme="light"] .modal__backdrop{ background:rgba(20,20,15,.55); }

.modal__panel{
  position:relative;
  width:min(880px,100%);
  max-height:88vh;
  overflow-y:auto;
  background:var(--bg-alt);
  border:var(--bw) solid var(--accent);
  border-radius:var(--r-lg);
  box-shadow:8px 8px 0 var(--accent);
  transform:translateY(24px) scale(.985);
  transition:transform .42s var(--ease);
}
.modal.open .modal__panel{ transform:none; }

.modal__x{
  position:absolute; top:12px; right:12px; z-index:3;
  width:34px; height:34px;
  display:grid; place-items:center;
  background:var(--bg); color:var(--fg);
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  font-size:.9rem;
  transition:background .25s, color .25s, transform .3s var(--ease);
}
.modal__x:hover{ background:var(--accent); color:var(--accent-fg); border-color:var(--accent); transform:rotate(90deg); }

.modal__media{ border-bottom:var(--bw) solid var(--line); background:var(--surface-2); }
.modal__media img{ width:100%; max-height:46vh; object-fit:cover; object-position:top center; }
.modal__media .poster{ aspect-ratio:16/8; }

.modal__body{ padding:clamp(24px,3.5vw,38px); }
.modal__title{
  font-family:var(--f-display);
  font-size:clamp(1.6rem,3.6vw,2.4rem);
  font-weight:700; letter-spacing:-.035em; line-height:1.05;
  margin-bottom:14px;
}
.modal__desc{ color:var(--fg-mid); font-size:1rem; margin-bottom:20px; }
.modal__cta{ display:flex; flex-wrap:wrap; gap:11px; margin-top:22px; }

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════════ */
@media (max-width:1000px){
  .about{ grid-template-columns:1fr; }
  .contact{ grid-template-columns:1fr; }
  .cert-pair,.cert-pair--rev,.cert-solo{ grid-template-columns:1fr; }
  .cert-pair--rev .cert{ order:0; }
  .cert-pair--rev .pdf{ order:0; }
  .pdf{ min-height:520px; }
}

@media (max-width:860px){
  .nav__links{
    position:fixed; inset:0 0 auto 0;
    top:0; padding:96px var(--gut) 40px;
    flex-direction:column; gap:4px;
    background:var(--bg);
    border-bottom:var(--bw) solid var(--line);
    transform:translateY(-102%);
    transition:transform .5s var(--ease);
    z-index:1;
  }
  .nav__links.open{ transform:translateY(0); }
  .nav__links a{ font-size:1.5rem; font-family:var(--f-display); font-weight:600; color:var(--fg); padding-block:11px; border-bottom:var(--bw) solid var(--line-soft); }
  .nav__links a::after{ display:none; }
  .nav__burger{ display:flex; }
  .nav{ background:var(--bg); border-bottom-color:var(--line); }

  .proj,.proj--rev{ grid-template-columns:1fr; }
  .proj--rev .proj__media{ order:0; }
  .proj--rev .proj__body { order:0; }
  .proj__veil{ opacity:1; background:transparent; align-items:end; padding-bottom:14px; }
  .proj__veil .btn{ transform:none; }
  .proj:hover .proj__media img{ filter:none; transform:none; }
  .proj:hover .poster{ filter:none; }
  .proj:hover{ transform:none; box-shadow:none; }

  .hero__scroll{ display:none; }
  .foot__wrap{ justify-content:center; text-align:center; }
  .foot__right{ text-align:center; }
}

@media (max-width:560px){
  .stack{ grid-template-columns:1fr; }
  .specs__row{ grid-template-columns:1fr; gap:3px; }
  .hero__cta .btn{ flex:1 1 100%; }
  .sec__head{ flex-wrap:wrap; gap:11px; }
  .sec__rule{ flex-basis:100%; }
  .pdf{ min-height:440px; }
  .modal__panel{ max-height:92vh; }
}

@media (max-width:360px){
  :root{ --gut:16px; }
  .btn{ padding:12px 18px; font-size:.7rem; }
}

/* pantallas grandes */
@media (min-width:1700px){
  :root{ --wrap:1360px; }
}

/* accesibilidad */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{ opacity:1; transform:none; }
}

:focus-visible{ outline:2px solid var(--accent); outline-offset:3px; }

/* ---------------------------------------------- descarga de CV en 2 idiomas */
.cvdl{ position:relative; }
.cvdl > summary{
  list-style:none;
  cursor:pointer;
  user-select:none;
}
.cvdl > summary::-webkit-details-marker{ display:none; }
.cvdl__caret{
  width:13px; height:13px;
  transition:transform .28s var(--ease);
}
.cvdl[open] .cvdl__caret{ transform:rotate(180deg); }

.cvdl__menu{
  position:absolute;
  top:calc(100% + 8px);
  left:0;
  z-index:40;
  min-width:100%;
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:var(--bw) solid var(--line);
  border-radius:var(--r);
  box-shadow:var(--shadow);
  overflow:hidden;
  animation:cvdlIn .26s var(--ease) both;
}
@keyframes cvdlIn{
  from{ opacity:0; transform:translateY(-6px); }
  to  { opacity:1; transform:none; }
}
.cvdl__menu a{
  display:flex; align-items:center; gap:10px;
  font-family:var(--f-mono);
  font-size:.72rem; letter-spacing:.06em; text-transform:uppercase;
  padding:12px 18px;
  color:var(--fg-mid);
  white-space:nowrap;
  transition:background .22s, color .22s;
}
.cvdl__menu a + a{ border-top:var(--bw) solid var(--line-soft); }
.cvdl__menu a:hover{ background:var(--surface-2); color:var(--accent); }
.cvdl__code{
  font-weight:700;
  color:var(--accent);
  min-width:2ch;
}