/* ============================================================
   Koncreta Estudio — Estilos globales
   #442624 café · #f2f0e7 crema · #38482d verde bosque
   Sin border-radius. Tipografía uppercase + letter-spacing.
   ============================================================ */

@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300;1,9..40,400&family=JetBrains+Mono:wght@400;500&display=swap");

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

:root {
  --dark: #442624;
  --cream: #f2f0e7;
  --green: #38482d;
  --mid: #7a6a68;
  --border: rgba(68,38,36,0.15);
  --border-on-dark: rgba(242,240,231,0.10);
  --font: 'DM Sans', 'Helvetica Neue', Arial, sans-serif;
  --mono: 'JetBrains Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  overflow-x: hidden;
  font-family: var(--font);
  background: var(--cream);
  color: var(--dark);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

/* ---- Tipografía ---- */
.lbl {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mid);
  font-weight: 400;
}

.lbl-on-dark { color: rgba(242,240,231,0.4); }

.title-xl {
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 300;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--dark);
}

.title-lg {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--dark);
}

.title-md {
  font-size: 1rem;
  font-weight: 300;
  color: var(--cream);
}

/* ---- Botones ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 2.4rem;
  background: var(--dark);
  color: var(--cream);
  font-family: var(--font);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s;
  white-space: nowrap;
  border-radius: 0;
  flex-shrink: 0;
}
.btn:hover { opacity: 0.82; }
.btn-sm { padding: 0.75rem 1.8rem; font-size: 0.65rem; }
.btn-outline {
  background: transparent;
  border: 1px solid var(--dark);
  color: var(--dark);
}
.btn-outline:hover { background: var(--dark); color: var(--cream); opacity: 1; }
.btn-on-dark {
  background: transparent;
  border: 1px solid var(--border-on-dark);
  color: var(--cream);
}
.btn-on-dark:hover { background: rgba(242,240,231,0.08); opacity: 1; }
.btn-full { width: 100%; }

/* ---- Formulario ---- */
.form-field { display: flex; flex-direction: column; gap: 0.45rem; }
.form-field label {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid);
  font-weight: 400;
}
.form-field input,
.form-field select,
.form-field textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 0.55rem 0;
  font-family: var(--font);
  font-size: 0.88rem;
  color: var(--dark);
  outline: none;
  border-radius: 0;
  transition: border-color 0.2s;
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus { border-color: var(--dark); }
.form-field textarea { height: 90px; resize: none; }
.form-field select { cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%237a6a68' stroke-width='1' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 4px center; padding-right: 20px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }

.upload-area {
  border: 1px dashed var(--border);
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s;
}
.upload-area:hover { border-color: var(--dark); }
.upload-area p { font-size: 0.78rem; color: var(--mid); }
.upload-area span { font-size: 0.62rem; color: var(--mid); display: block; margin-top: 0.3rem; letter-spacing: 0.05em; }

/* ---- Modal ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(44,40,32,0.6);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.modal-overlay.active { opacity: 1; pointer-events: auto; }
.modal-box {
  background: var(--cream);
  width: 100%;
  max-width: 680px;
  max-height: 92vh;
  overflow-y: auto;
  padding: 4rem;
  position: relative;
  transform: translateY(12px);
  transition: transform 0.3s ease;
}
.modal-overlay.active .modal-box { transform: none; }
.modal-close {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  background: none; border: none;
  font-size: 1.4rem; cursor: pointer;
  color: var(--mid); line-height: 1;
  padding: 4px;
}
.modal-close:hover { color: var(--dark); }

/* ---- Secciones ---- */
.section { padding: 5.5rem 3rem; }
.section-narrow { padding: 3.5rem 3rem; }

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.5rem;
  margin-bottom: 3.5rem;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.section-header-dark {
  border-bottom-color: var(--border-on-dark);
}

.link-all {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dark);
  border-bottom: 1px solid var(--dark);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
  cursor: pointer;
}
.link-all:hover { color: var(--green); border-color: var(--green); }

/* ---- Proyecto card ---- */
.proy {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  display: block;
}
.proy-bg {
  width: 100%;
  height: 100%;
  transition: transform 0.55s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: inherit;
}
.proy:hover .proy-bg { transform: scale(1.04); }
.proy:hover .proy-img { transform: scale(1.04); filter: brightness(0.82); }
.proy-hint {
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(242,240,231,0.12);
  font-family: var(--mono);
}
.proy-info {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(68,38,36,0.88) 0%, transparent 100%);
}
.proy-badges {
  margin-top: 0.6rem;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.proy:hover .proy-badges {
  opacity: 1;
  transform: none;
}
.proy-tipo {
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(242,240,231,0.5);
  margin-bottom: 0.3rem;
}
.proy-nombre {
  font-size: 1rem;
  font-weight: 300;
  color: var(--cream);
}

/* ---- Reveal on scroll ---- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .section { padding: 4rem 2rem; }
  .form-row { grid-template-columns: 1fr; gap: 1.2rem; }
}

@media (max-width: 680px) {
  .section { padding: 3.5rem 1.5rem; }
  .modal-box { padding: 2.5rem 1.5rem; }
  .section-header { flex-direction: column; align-items: flex-start; }
  /* Evitar scroll horizontal */
  body, #root { overflow-x: hidden; max-width: 100vw; }
  /* Grid de proyectos en 2 columnas */
  .proyectos-full-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 2px;
  }
  .proyectos-full-grid > div {
    height: 200px !important;
  }
  /* Padding lateral móvil */
  section[style*="padding"] {
    padding-left: 1.2rem !important;
    padding-right: 1.2rem !important;
  }
}