:root {
  --pad: clamp(16px, 3.5vw, 56px);
  --gutter: clamp(16px, 3.5vw, 56px);
  --bg: #FCFBFA;
  --fg: #1B1B1B;
  --muted: #4A4A4A;
  --border-soft: rgba(0, 0, 0, 0.22);
  --font-main: "Helvetica Neue", Helvetica, Arial, sans-serif;

  /* ✅ altura estimada del header (solo para cálculo de layout) */
  --header-h: 110px;
}

/* RESET */
*,
*::before,
*::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-main);
}

/* ====== FULLSCREEN PAGE ====== */
.rp-page{
  min-height: 100vh;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 1.25rem var(--pad) 3rem;
  background: var(--bg);
}

/* HEADER */
.rp-header{
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: clamp(2.5rem, 6vw, 6rem);
}

.rp-logo-small{
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-decoration: none;
}

.rp-logo-small img{
  height: 40px;
  width: auto;
}

.rp-logo-name{
  margin-top: 0.25rem;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg);
}

.rp-header-nav{
  display: flex;
  gap: 2rem;
}

.rp-nav-link{
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--fg);
  opacity: 0.75;
  transition: opacity 0.2s ease;
}

.rp-nav-link:hover{ opacity: 1; }
.rp-nav-link-active{ opacity: 1; }

/* Header responsive */
@media (max-width: 720px){
  .rp-header{
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .rp-header-nav{
    gap: 1.25rem;
    flex-wrap: wrap;
  }
}

/* MAIN */
/* ✅ clave: el main se comporta como “pantalla”, y el carrusel se empuja abajo */
.rp-main{
  padding-left: 0;
  min-height: calc(100vh - var(--header-h) - 2.5rem);
  display: flex;
  flex-direction: column;
}

/* HERO */
.rp-hero{
  display: grid;
  grid-template-columns: 2.5fr 1fr;
  gap: 3rem;
  margin-bottom: 0;
  align-items: end;
  padding-bottom: 4rem; /* ✅ ayuda a cerrar el vacío visual */
}

.rp-hero-name h1{
  margin: 0;
  font-size: clamp(44px, 10vw, 128px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 500;
  color: var(--fg);
}

/* ✅ texto (openBIM & Data Driven) un poco más abajo */
.rp-hero-name{
  margin-top: 3.5vh;
}

.rp-hero-meta{
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Secciones */
.rp-section{ margin-bottom: 0; }

/* ✅ carrusel un poco más arriba (sin hacks) */
#work.rp-section{
   margin-top: 2.5rem;   /* SUBE el carrusel */
  padding-top: 0;
  padding-bottom: 1rem;
}

/* =========================
   WORK / CARRUSEL FULLSCREEN
   ========================= */

.rp-work-wrapper{
  position: relative;
  margin-left: calc(-1 * var(--gutter));
  margin-right: calc(-1 * var(--gutter));
}

.rp-work-grid{
  display: grid;
  grid-auto-flow: column;

  /* tarjetas chicas */
  grid-auto-columns: clamp(240px, 18vw, 320px);

  gap: clamp(12px, 1.5vw, 18px);

  overflow-x: auto;
  overflow-y: hidden;

  padding: 0 var(--gutter) 0.75rem;

  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;

  /* ✅ ocultar scrollbar (manteniendo scroll) */
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.rp-work-grid::-webkit-scrollbar{ height: 0; }

.rp-work-item{
  scroll-snap-align: start;
  position: relative;
  cursor: pointer;
  transition: transform 0.18s ease;
}

.rp-work-thumb{
  position: relative;
  height: clamp(150px, 20vh, 190px);

  border: 1px solid var(--border-soft);
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg); /* ✅ mismo color que el fondo */
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 1rem;
  transition: background-color 0.18s ease, border-color 0.18s ease;
}

.rp-work-overlay{
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.rp-work-index{
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.7;
}

.rp-work-text h2{
  margin: 0;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  font-weight: 500;
}

.rp-work-text p{
  margin: 0.35rem 0 0;
  font-size: 0.85rem;
  line-height: 1.25;
  opacity: 0.8;
  max-width: 30ch;
}

/* HOVER solo en dispositivos con hover real */
@media (hover: hover) and (pointer: fine){
  .rp-work-grid:hover .rp-work-item{
    opacity: 0.25;
    filter: blur(3px);
  }

  .rp-work-grid:hover .rp-work-item:hover{
    opacity: 1;
    filter: none;
    z-index: 2;
  }

  .rp-work-grid:hover .rp-work-item:hover .rp-work-thumb{
    background: var(--fg);
    border-color: var(--fg);
  }

  .rp-work-grid:hover .rp-work-item:hover .rp-work-index,
  .rp-work-grid:hover .rp-work-item:hover .rp-work-text h2,
  .rp-work-grid:hover .rp-work-item:hover .rp-work-text p{
    color: var(--bg);
  }

  .rp-work-grid:hover .rp-work-item:hover .rp-work-text p{
    opacity: 0.85;
  }
}

/* Flechas */
.rp-work-prev,
.rp-work-next{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  border: 1px solid var(--border-soft);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(6px);
  width: 44px;
  height: 44px;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.18s ease, opacity 0.18s ease;
  z-index: 10;
}

.rp-work-prev{ left: calc(var(--gutter) - 8px); }
.rp-work-next{ right: calc(var(--gutter) - 8px); }

.rp-work-prev:hover,
.rp-work-next:hover{ transform: translateY(-50%) scale(1.04); }

.rp-work-prev.is-hidden{
  opacity: 0;
  pointer-events: none;
}

.rp-work-prev-icon,
.rp-work-next-icon{
  font-size: 1.5rem;
  line-height: 1;
  color: var(--fg);
  opacity: 0.75;
}

/* Responsive */
@media (max-width: 900px){
  .rp-main{
    min-height: auto;
    display: block;
  }

  .rp-hero{
    grid-template-columns: 1fr;
    gap: 1.75rem;
    align-items: start;
    padding-bottom: 0;
  }

  .rp-hero-name{
    margin-top: 0;
  }

  #work.rp-section{
    margin-top: 0;
    padding-top: 1.5rem;
  }

  .rp-work-thumb{
    height: clamp(140px, 22vh, 180px);
  }

  .rp-work-prev,
  .rp-work-next{ display: none; }
}