/* =====================================================================
   PRINTWORKS · Visual Branding
   Hoja de estilos única · una sola pantalla · responsive
   ===================================================================== */

/* ── 1. Variables ──────────────────────────────────────────────────── */
:root{
  /* --accent, --accent-rgb, --overlay y --bg-blur se inyectan desde PHP */
  --ink:        #0B0B0F;
  --ink-soft:   #15151C;
  --paper:      #F6F6F8;
  --text:       rgba(246,246,248,.94);
  --text-mid:   rgba(246,246,248,.68);
  --text-dim:   rgba(246,246,248,.46);
  --line:       rgba(255,255,255,.12);
  --line-soft:  rgba(255,255,255,.07);
  --glass:      rgba(255,255,255,.045);
  --glass-hi:   rgba(255,255,255,.085);

  --font-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-text:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --r-lg: 20px;
  --r-md: 14px;
  --r-sm: 999px;

  --pad-x: clamp(1.25rem, 4vw, 3.5rem);
  --bar-h: clamp(66px, 9vh, 96px);

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ── 2. Base ───────────────────────────────────────────────────────── */
*,*::before,*::after{ box-sizing:border-box; }

html,body{ height:100%; }

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

body{
  margin:0;
  min-height:100dvh;
  font-family:var(--font-text);
  font-size:16px;
  line-height:1.6;
  color:var(--text);
  background:var(--ink);
  overflow:hidden;                 /* una sola pantalla, sin scroll de página */
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

img,video,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
p{ margin:0; }

::selection{ background:rgba(var(--accent-rgb),.85); color:#fff; }

:focus-visible{
  outline:2px solid rgba(var(--accent-rgb),.9);
  outline-offset:3px;
  border-radius:6px;
}

/* Barra de scroll discreta (solo donde hay scroll interno) */
.canvas::-webkit-scrollbar{ width:6px; }
.canvas::-webkit-scrollbar-thumb{ background:rgba(255,255,255,.14); border-radius:99px; }
.canvas::-webkit-scrollbar-track{ background:transparent; }


/* ── 3. Fondo a pantalla completa ──────────────────────────────────── */
.backdrop{
  position:fixed;
  inset:0;
  z-index:0;
  overflow:hidden;
  background:var(--ink);
}

.backdrop__video,
.backdrop__image{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  filter:blur(var(--bg-blur)) saturate(1.05);
  transform:scale(1.06);           /* evita bordes claros al desenfocar */
}

.backdrop__image{
  background-size:cover;
  background-position:center;
  opacity:0;
  transition:opacity .8s var(--ease);
}
.backdrop__image.is-visible{ opacity:1; }

/* Degradado animado (fondo por código, sin archivos pesados) */
.backdrop__gradient{ position:absolute; inset:-20%; filter:blur(80px); opacity:1; }
.backdrop__gradient span{
  position:absolute;
  display:block;
  border-radius:50%;
  will-change:transform;
}
.backdrop__gradient span:nth-child(1){
  width:64vmax; height:64vmax; top:-18%; left:-14%;
  background:radial-gradient(circle at 42% 42%, rgba(var(--accent-rgb),1), rgba(var(--accent-rgb),.35) 42%, transparent 70%);
  animation:drift-a 26s var(--ease) infinite alternate;
}
.backdrop__gradient span:nth-child(2){
  width:56vmax; height:56vmax; bottom:-22%; right:-16%;
  background:radial-gradient(circle at 58% 50%, rgba(96,84,220,.85), rgba(96,84,220,.28) 45%, transparent 72%);
  animation:drift-b 32s var(--ease) infinite alternate;
}
.backdrop__gradient span:nth-child(3){
  width:46vmax; height:46vmax; top:22%; left:36%;
  background:radial-gradient(circle at 50% 50%, rgba(210,200,255,.26), transparent 68%);
  animation:drift-c 38s var(--ease) infinite alternate;
}
@keyframes drift-a{ to{ transform:translate3d(14%,10%,0) scale(1.15); } }
@keyframes drift-b{ to{ transform:translate3d(-12%,-12%,0) scale(1.1); } }
@keyframes drift-c{ to{ transform:translate3d(-16%,14%,0) scale(1.2); } }

/* Capa oscura de legibilidad */
.backdrop__overlay{
  position:absolute; inset:0;
  background:
    radial-gradient(120% 90% at 50% 42%, rgba(11,11,15,calc(var(--overlay) * .55)) 0%, rgba(11,11,15,var(--overlay)) 62%, rgba(11,11,15,calc(var(--overlay) * 1.28)) 100%),
    linear-gradient(180deg, rgba(11,11,15,.72) 0%, rgba(11,11,15,0) 22%, rgba(11,11,15,0) 74%, rgba(11,11,15,.82) 100%);
}

/* Con el fondo por código el oscurecimiento es más suave: el color es
   parte del diseño, no algo que haya que tapar. */
body.bg-gradient .backdrop__overlay{
  background:
    radial-gradient(125% 95% at 50% 44%, rgba(11,11,15,calc(var(--overlay) * .30)) 0%, rgba(11,11,15,calc(var(--overlay) * .80)) 60%, rgba(11,11,15,calc(var(--overlay) * 1.20)) 100%),
    linear-gradient(180deg, rgba(11,11,15,.60) 0%, rgba(11,11,15,0) 24%, rgba(11,11,15,0) 72%, rgba(11,11,15,.76) 100%);
}

/* Grano fino: le da textura de papel impreso */
.backdrop__grain{
  position:absolute; inset:-50%;
  opacity:.16;
  mix-blend-mode:overlay;
  pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}


/* ── 4. Estructura de una pantalla ─────────────────────────────────── */
.stage{
  position:relative;
  z-index:1;
  height:100dvh;
  display:grid;
  grid-template-rows:auto minmax(0,1fr) auto;
}


/* ── 5. Header pegado (logo centrado) ──────────────────────────────── */
.topbar{
  position:sticky;
  top:0;
  z-index:20;
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:var(--bar-h);
  padding:.75rem var(--pad-x);
  background:linear-gradient(180deg, rgba(11,11,15,.62) 0%, rgba(11,11,15,.28) 60%, rgba(11,11,15,0) 100%);
  backdrop-filter:blur(14px) saturate(1.2);
  -webkit-backdrop-filter:blur(14px) saturate(1.2);
  border-bottom:1px solid var(--line-soft);
  animation:fade-down .8s var(--ease) both;
}

.topbar__logo{
  display:inline-flex;
  align-items:center;
  transition:opacity .35s var(--ease), transform .35s var(--ease);
}
.topbar__logo:hover{ opacity:.78; transform:translateY(-1px); }

.topbar__logo img{
  height:clamp(26px, 4.2vh, 42px);
  width:auto;
}
/* Si tu logo es oscuro, esta clase lo aclara para que se lea sobre el fondo.
   Se activa/desactiva desde el panel: Marca → «Aclarar el logo automáticamente». */
.topbar__logo img.is-inverted{
  filter:invert(1) hue-rotate(180deg) brightness(1.2) saturate(1.1);
}

/* Respaldo tipográfico si aún no has subido el logo */
.topbar__wordmark{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(1.1rem,3.4vw,1.6rem);
  letter-spacing:-.03em;
  text-transform:uppercase;
}
.topbar__wordmark em{ font-style:normal; color:var(--accent); }


/* ── 6. Contenido central ──────────────────────────────────────────── */
.canvas{
  display:flex;
  align-items:center;
  justify-content:center;
  overflow-y:auto;
  overflow-x:hidden;
  overscroll-behavior:contain;
  padding:clamp(1.5rem,4vh,3rem) var(--pad-x);
  scrollbar-width:thin;
  scrollbar-color:rgba(255,255,255,.16) transparent;
}

.canvas__inner{
  width:100%;
  max-width:1180px;
  margin:auto;
  display:flex;
  flex-direction:column;
  gap:clamp(1.75rem,4.5vh,3.25rem);
  text-align:center;
}
.canvas__inner.is-left{ text-align:left; }


/* ── 7. Bloque de texto principal ──────────────────────────────────── */
.hero{
  display:flex;
  flex-direction:column;
  gap:clamp(.7rem,1.6vh,1.1rem);
  max-width:56ch;
  margin-inline:auto;
  animation:fade-up .9s var(--ease) .1s both;
}
.is-left .hero{ margin-inline:0; }

.hero__eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.6rem;
  align-self:center;
  font-size:.72rem;
  font-weight:500;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--text-mid);
}
.is-left .hero__eyebrow{ align-self:flex-start; }

.hero__dot{
  width:6px; height:6px; border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(var(--accent-rgb),.18);
  animation:pulse 2.8s ease-in-out infinite;
}

.hero__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(1.85rem, 5.2vw, 3.9rem);
  line-height:1.06;
  letter-spacing:-.035em;
  text-wrap:balance;
  text-shadow:0 2px 40px rgba(0,0,0,.35);
}

.hero__subtitle{
  font-size:clamp(.96rem, 1.5vw, 1.12rem);
  font-weight:300;
  line-height:1.65;
  color:var(--text-mid);
  max-width:52ch;
  margin-inline:auto;
  text-wrap:pretty;
}
.is-left .hero__subtitle{ margin-inline:0; }


/* ── 8. Los tres bloques ───────────────────────────────────────────── */
.cards{
  display:grid;
  grid-template-columns:repeat(var(--card-count,3), minmax(0,1fr));
  gap:clamp(.85rem, 1.6vw, 1.35rem);
  width:100%;
}

.card{
  position:relative;
  isolation:isolate;
  display:flex;
  flex-direction:column;
  gap:.7rem;
  padding:clamp(1.15rem, 2.1vw, 1.85rem);
  text-align:left;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(160deg, var(--glass-hi), var(--glass) 55%);
  backdrop-filter:blur(18px) saturate(1.35);
  -webkit-backdrop-filter:blur(18px) saturate(1.35);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.10),
    0 18px 40px -22px rgba(0,0,0,.85);
  overflow:hidden;
  animation:fade-up .9s var(--ease) var(--delay,.4s) both;
  transition:transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);
}

/* Resplandor de acento que aparece al pasar el mouse */
.card__glow{
  position:absolute;
  inset:-1px;
  z-index:-1;
  border-radius:inherit;
  background:radial-gradient(75% 100% at var(--mx,50%) 0%, rgba(var(--accent-rgb),.30), transparent 68%);
  opacity:0;
  transition:opacity .5s var(--ease);
}

.card--link{ cursor:pointer; }
.card--link:hover,
.card--link:focus-visible{
  transform:translateY(-5px);
  border-color:rgba(var(--accent-rgb),.55);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.16),
    0 26px 55px -24px rgba(0,0,0,.95),
    0 0 0 1px rgba(var(--accent-rgb),.16);
}
.card--link:hover .card__glow,
.card--link:focus-visible .card__glow{ opacity:1; }
.card--link:active{ transform:translateY(-2px); }

.card__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  margin-bottom:.15rem;
}

.card__icon{
  display:grid;
  place-items:center;
  width:40px; height:40px;
  flex:none;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  color:var(--accent);
  transition:background .45s var(--ease), color .45s var(--ease), border-color .45s var(--ease);
}
.card__icon svg{ width:19px; height:19px; }
.card--link:hover .card__icon{
  background:rgba(var(--accent-rgb),.16);
  border-color:rgba(var(--accent-rgb),.42);
}

.card__eyebrow{
  font-family:var(--font-display);
  font-size:.7rem;
  font-weight:500;
  letter-spacing:.2em;
  color:var(--text-dim);
}

.card__title{
  font-family:var(--font-display);
  font-size:clamp(1.02rem, 1.5vw, 1.24rem);
  font-weight:600;
  letter-spacing:-.02em;
  line-height:1.25;
}

.card__text{
  font-size:.905rem;
  font-weight:300;
  line-height:1.62;
  color:var(--text-mid);
  text-wrap:pretty;
}

.card__cta{
  display:inline-flex;
  align-items:center;
  gap:.45rem;
  margin-top:auto;
  padding-top:.85rem;
  font-size:.82rem;
  font-weight:500;
  letter-spacing:.02em;
  color:var(--text);
  transition:color .35s var(--ease), gap .35s var(--ease);
}
.card__cta svg{ width:15px; height:15px; transition:transform .35s var(--ease); }
.card--link:hover .card__cta{ color:var(--accent); gap:.7rem; }
.card--link:hover .card__cta svg{ transform:translateX(2px); }


/* ── 8b. Páginas interiores (servicios.php y las que crees) ────────── */
body.is-page .canvas{ align-items:flex-start; }

.sheet{
  width:100%;
  max-width:1000px;
  margin:auto;
  padding-block:clamp(1rem,3vh,2.5rem);
  display:flex;
  flex-direction:column;
  gap:clamp(1.5rem,3.5vh,2.5rem);
  animation:fade-up .8s var(--ease) .1s both;
}

.sheet__back{
  display:inline-flex; align-items:center; gap:.45rem;
  align-self:flex-start;
  font-size:.82rem; font-weight:500;
  color:var(--text-dim);
  transition:color .3s var(--ease), gap .3s var(--ease);
}
.sheet__back svg{ width:15px; height:15px; transform:rotate(180deg); }
.sheet__back:hover{ color:var(--text); gap:.65rem; }

.sheet__head{ display:flex; flex-direction:column; gap:.75rem; max-width:60ch; }
.sheet__head .hero__eyebrow{ align-self:flex-start; }

.sheet__title{
  margin:0;
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(1.7rem,4.2vw,3rem);
  line-height:1.08;
  letter-spacing:-.035em;
}

.sheet__intro{
  font-size:clamp(.95rem,1.4vw,1.08rem);
  font-weight:300;
  line-height:1.65;
  color:var(--text-mid);
  text-wrap:pretty;
}

.sheet__grid{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(min(100%,280px), 1fr));
  gap:clamp(.85rem,1.6vw,1.25rem);
}
.sheet__grid .card{ animation-delay:.3s; }

.sheet__cta{
  display:flex; align-items:center; gap:1.25rem; flex-wrap:wrap;
  padding-top:.5rem;
}
.sheet__cta p{ color:var(--text-mid); font-size:.95rem; }

.pill{
  display:inline-flex; align-items:center; gap:.5rem;
  padding:.7rem 1.3rem;
  border-radius:var(--r-sm);
  font-size:.88rem; font-weight:500;
  color:#fff;
  background:var(--accent);
  border:1px solid rgba(var(--accent-rgb),.6);
  box-shadow:0 12px 30px -14px rgba(var(--accent-rgb),.9);
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), gap .35s var(--ease);
}
.pill svg{ width:15px; height:15px; }
.pill:hover{ transform:translateY(-2px); gap:.75rem; box-shadow:0 16px 36px -14px rgba(var(--accent-rgb),1); }


/* ── 9. Footer pegado ──────────────────────────────────────────────── */
.bottombar{
  position:sticky;
  bottom:0;
  z-index:20;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem clamp(1rem,3vw,2.5rem);
  flex-wrap:wrap;
  min-height:var(--bar-h);
  padding:.85rem var(--pad-x);
  background:linear-gradient(0deg, rgba(11,11,15,.72) 0%, rgba(11,11,15,.34) 60%, rgba(11,11,15,0) 100%);
  backdrop-filter:blur(14px) saturate(1.2);
  -webkit-backdrop-filter:blur(14px) saturate(1.2);
  border-top:1px solid var(--line-soft);
  font-size:.78rem;
  color:var(--text-dim);
  animation:fade-up .8s var(--ease) .2s both;
  padding-bottom:max(.85rem, env(safe-area-inset-bottom));
}

.bottombar__tagline{
  flex:1 1 auto;
  min-width:0;
  letter-spacing:.02em;
  color:var(--text-mid);
}

.bottombar__links{
  display:flex;
  align-items:center;
  gap:clamp(.85rem,2vw,1.6rem);
  flex-wrap:wrap;
  justify-content:center;
}
.bottombar__links a{
  position:relative;
  color:var(--text-mid);
  letter-spacing:.02em;
  transition:color .3s var(--ease);
}
.bottombar__links a::after{
  content:"";
  position:absolute;
  left:0; bottom:-3px;
  width:100%; height:1px;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:right;
  transition:transform .38s var(--ease);
}
.bottombar__links a:hover{ color:var(--text); }
.bottombar__links a:hover::after{ transform:scaleX(1); transform-origin:left; }

.bottombar__legal{
  flex:1 1 auto;
  text-align:right;
  min-width:0;
  color:var(--text-dim);
}


/* ── 10. Animaciones ───────────────────────────────────────────────── */
@keyframes fade-up{
  from{ opacity:0; transform:translateY(16px); }
  to  { opacity:1; transform:none; }
}
@keyframes fade-down{
  from{ opacity:0; transform:translateY(-12px); }
  to  { opacity:1; transform:none; }
}
@keyframes pulse{
  0%,100%{ box-shadow:0 0 0 4px rgba(var(--accent-rgb),.18); }
  50%    { box-shadow:0 0 0 8px rgba(var(--accent-rgb),0); }
}


/* ── 11. Responsive ────────────────────────────────────────────────── */

/* Tablet */
@media (max-width:980px){
  .cards{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .cards > .card:nth-child(3):last-child{ grid-column:1 / -1; }
  .bottombar{ justify-content:center; text-align:center; }
  .bottombar__tagline,
  .bottombar__legal{ flex:1 1 100%; text-align:center; }
  .bottombar__legal{ order:3; }
}

/* Móvil */
@media (max-width:680px){
  .cards{ grid-template-columns:1fr; }
  .cards > .card:nth-child(3):last-child{ grid-column:auto; }

  .canvas{ align-items:flex-start; }
  .canvas__inner{ gap:1.5rem; padding-block:.5rem 1rem; }

  .card{ padding:1.1rem 1.15rem; gap:.55rem; }
  .card__text{ font-size:.875rem; }
  .card__icon{ width:36px; height:36px; }

  .bottombar{ font-size:.72rem; gap:.55rem; padding-top:.7rem; }
  .bottombar__tagline{ display:none; }        /* el móvil prioriza el contacto */

  /* En móvil se muestra la imagen en vez del video (ahorra datos),
     salvo que actives "Reproducir video también en móvil" en el panel. */
  body:not(.video-on-mobile) .backdrop__video{ display:none; }
  body:not(.video-on-mobile) .backdrop__image{ opacity:1; }
}

/* Pantallas muy bajas (móvil apaisado) */
@media (max-height:560px) and (min-width:681px){
  .hero__title{ font-size:clamp(1.4rem,3.4vw,2.1rem); }
  .hero__subtitle{ display:none; }
  .card__text{ display:none; }
  .canvas__inner{ gap:1.25rem; }
}

/* Pantallas grandes */
@media (min-width:1600px){
  .canvas__inner{ max-width:1320px; }
}

/* Accesibilidad: sin movimiento */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
  .backdrop__video{ display:none; }
  .backdrop__image{ opacity:1; }
}

/* Impresión */
@media print{
  .backdrop{ display:none; }
  body{ background:#fff; color:#000; overflow:visible; }
  .stage{ height:auto; }
}