/* ===========================================================
   MSCH · Reformas — hoja de estilos
   Dirección visual: marca MSCH (blanco + azules + navy, geométrica)
   =========================================================== */

:root {
  --bg:        #ffffff;   /* fondo principal */
  --bg-alt:    #f4f6fb;   /* fondo de secciones (servicios, formulario) */
  --ink:       #14213d;   /* texto principal / navy */
  --ink-2:     #4a5568;   /* texto secundario */
  --ink-3:     #8792a8;   /* texto terciario */
  --ink-4:     #6b7488;
  --gold:      #1e3a9b;   /* acento de marca (azul profundo del logo) */
  --gold-soft: #4f9fe6;   /* acento sobre fondo oscuro (azul claro del logo) */
  --line:      #e2e6ef;   /* divisores y bordes */
  --media-bg:  #dbe3f0;   /* hueco de imagen vacío */
  --on-dark:   #ffffff;
  --on-dark-2: #aeb9d0;

  --serif: 'Space Grotesk', system-ui, sans-serif;  /* titulares geométricos */
  --sans:  'Work Sans', system-ui, sans-serif;
  --mono:  'Space Grotesk', ui-monospace, monospace;

  --pad-x: 72px;   /* padding horizontal de sección */
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.01em; }

.kicker {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.28em;
  color: var(--gold);
  margin-bottom: 24px;
}
.kicker-gold { color: var(--gold-soft); }
.body { font-size: 17px; line-height: 1.7; color: var(--ink-2); max-width: 520px; }
.center { text-align: center; }

/* ---------- Botones ---------- */
.btn {
  display: inline-block;
  font-size: 14px;
  letter-spacing: 0.05em;
  padding: 16px 30px;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: var(--sans);
  transition: opacity .15s ease, background .15s ease, color .15s ease;
}
.btn-dark    { background: linear-gradient(135deg, #1e3a9b, #3a86e0); color: var(--on-dark); }
.btn-dark:hover    { filter: brightness(1.07); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: var(--on-dark); }
.btn-block   { width: 100%; padding: 17px; letter-spacing: 0.06em; }
.btn-row { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 26px var(--pad-x);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(232, 232, 237, 0.6);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}
.brand { display: flex; align-items: center; }
.brand img { height: 42px; display: block; }
.footer-logo { height: 36px; display: block; }
.nav-links { display: flex; gap: 40px; font-size: 14px; letter-spacing: 0.03em; color: var(--ink-2); }
.nav-links a:hover { color: var(--ink); }
.nav-cta { font-size: 13px; letter-spacing: 0.06em; background: linear-gradient(135deg, #1e3a9b, #3a86e0); color: var(--on-dark); padding: 12px 22px; }
.nav-cta:hover { filter: brightness(1.07); }

/* ---------- Media (imágenes) ---------- */
.media, .card-media { overflow: hidden; background: var(--media-bg); }
.media img, .card-media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.media img.is-empty, .card-media img.is-empty { visibility: hidden; }   /* si falta la foto, se ve el fondo del hueco */
.media-hero    { height: 540px; }
.media-estudio { height: 480px; }

/* ---------- Before/After slider (hero) ---------- */
.ba-slider {
  position: relative;
  user-select: none;
  -webkit-user-select: none;
  cursor: ew-resize;
  touch-action: none;
}
.ba-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}
.ba-after  { z-index: 1; }
.ba-before { z-index: 2; will-change: clip-path; }
.ba-handle {
  position: absolute;
  top: 0; bottom: 0;
  width: 2px;
  background: var(--on-dark);
  z-index: 3;
  transform: translateX(-50%);
  padding: 0;
  border: 0;
  cursor: ew-resize;
  display: flex; align-items: center; justify-content: center;
}
.ba-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--on-dark);
  color: var(--ink);
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 600; line-height: 1;
  border-radius: 50%;
  box-shadow: 0 6px 18px rgba(0,0,0,0.35);
  pointer-events: none;
  user-select: none;
}
.ba-arrow-l { right: 4px; padding-right: 2px; }
.ba-arrow-r { left: 4px;  padding-left: 2px; }
.ba-label {
  position: absolute;
  top: 16px;
  z-index: 3;
  background: rgba(20, 33, 61, 0.78);
  color: var(--on-dark);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 7px 12px;
  pointer-events: none;
}
.ba-label-before { left: 16px; }
.ba-label-after  { right: 16px; }

/* ---------- Hero ---------- */
.hero {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 64px; align-items: end;
  padding: 104px var(--pad-x) 80px;
}
.hero h1 {
  font-family: var(--serif); font-size: clamp(40px, 8.5vw, 82px); line-height: 0.98;
  letter-spacing: -0.01em; margin-bottom: 28px; text-wrap: balance;
}
.hero .kicker { margin-bottom: 28px; }
.lead { font-size: 18px; line-height: 1.65; color: var(--ink-2); max-width: 460px; margin: 0 0 36px; text-wrap: pretty; }

/* ---------- Stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.stat { padding: 38px 44px; border-right: 1px solid var(--line); }
.stat:first-child { padding-left: var(--pad-x); }
.stat:last-child { border-right: none; }
.stat-num { font-family: var(--serif); font-size: 48px; }
.stat-label { font-size: 13px; color: var(--ink-3); letter-spacing: 0.03em; }

/* ---------- Secciones ---------- */
.section { padding: 96px var(--pad-x); }
.section h2 { font-family: var(--serif); font-size: clamp(30px, 5.2vw, 56px); }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 24px; gap: 24px; }
.section-note { font-size: 14px; color: var(--ink-3); max-width: 320px; }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

/* ---------- Filtros + tarjetas de proyecto ---------- */
.filters { display: flex; gap: 12px; margin: 20px 0 44px; flex-wrap: wrap; }
.filter {
  font-size: 13px; letter-spacing: 0.04em; padding: 9px 18px;
  border: 1px solid var(--line); color: var(--ink-2);
  background: transparent; cursor: pointer; font-family: var(--sans);
}
.filter.is-active { background: var(--ink); color: var(--on-dark); border-color: var(--ink); }

.card { cursor: pointer; }
.card:hover { opacity: 0.92; }
.card-media { position: relative; height: 320px; }
.card-badge {
  position: absolute; top: 14px; left: 14px;
  background: rgba(43,41,38,0.82); color: var(--on-dark);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em; padding: 5px 11px;
  pointer-events: none;
}
.card-row { display: flex; justify-content: space-between; align-items: baseline; margin-top: 14px; }
.card-title { font-size: 18px; }
.card-count { font-size: 12px; color: var(--gold); letter-spacing: 0.04em; }
.card-meta { font-size: 13px; color: var(--ink-3); }

/* ---------- Servicios ---------- */
.servicios { background: var(--ink); color: var(--on-dark); margin-top: 56px; }
.servicios h2 { color: var(--on-dark); margin-bottom: 48px; }
.services { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid rgba(255,255,255,0.12); }
.service { padding: 36px 28px; border-right: 1px solid rgba(255,255,255,0.12); }
.service:first-child { padding-left: 0; }
.service:last-child { padding-right: 0; border-right: none; }
.service-num { font-family: var(--mono); font-size: 13px; color: var(--gold-soft); margin-bottom: 16px; }
.service h3 { font-size: 22px; margin-bottom: 12px; font-weight: 500; color: var(--on-dark); }
.service p { font-size: 14px; color: var(--on-dark-2); line-height: 1.65; margin: 0; }

/* ---------- Estudio ---------- */
.estudio { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: center; }
.estudio h2 { font-size: 52px; line-height: 1.04; margin-bottom: 24px; }
.estudio .body { margin: 0 0 20px; }
.estudio .body:last-child { margin-bottom: 0; }

/* ---------- Testimonios (eliminado) ---------- */

/* ---------- Contacto ---------- */
.contacto { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; }
.contacto h2 { margin-bottom: 24px; line-height: 1.02; }
.contacto .body { margin: 0 0 40px; max-width: 420px; }
.contact-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 18px; font-size: 16px; color: #3a3733; }
.contact-list li, .contact-list a { display: flex; gap: 14px; align-items: center; }
.ico { width: 40px; height: 40px; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; flex: none; }
.form { background: var(--bg-alt); padding: 40px; display: grid; gap: 16px; align-content: start; }
.form input, .form textarea {
  background: var(--bg); border: 1px solid var(--line); padding: 16px;
  font-size: 14px; font-family: var(--sans); color: var(--ink); outline: none; resize: vertical;
}
.form input:focus, .form textarea:focus { border-color: var(--ink); }
.form-status { margin: 4px 0 0; font-size: 14px; line-height: 1.5; }

/* ---------- Instagram ---------- */
.instagram { text-align: center; }
.instagram h2 { margin-bottom: 32px; }
.insta-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 4px;
  margin-bottom: 36px;
}
.insta-tile { display: block; aspect-ratio: 1 / 1; overflow: hidden; background: var(--media-bg); position: relative; }
.insta-tile img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .25s ease, opacity .25s ease; }
.insta-tile:hover img { transform: scale(1.06); opacity: 0.88; }

/* ---------- Footer ---------- */
.footer {
  padding: 48px var(--pad-x); border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px;
}
.footer-tag { font-size: 13px; color: var(--ink-3); }
.footer-credit { font-size: 12px; color: var(--ink-3); }
.honeypot { position: absolute; left: -9999px; top: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

/* ---------- Modal ---------- */
.modal {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(24,22,20,0.72); backdrop-filter: blur(4px);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 56px 24px; overflow-y: auto;
  animation: fade .2s ease;
}
.modal[hidden] { display: none; }
.modal-panel { background: var(--bg); width: 100%; max-width: 1040px; animation: rise .28s cubic-bezier(.2,.7,.2,1); }
.modal-head { display: flex; justify-content: space-between; align-items: flex-start; padding: 40px 48px 28px; border-bottom: 1px solid var(--line); }
.modal-head h3 { font-family: var(--serif); font-size: clamp(30px, 6vw, 46px); margin: 0 0 8px; line-height: 1; }
.modal-close { font-size: 26px; line-height: 1; color: var(--ink-2); cursor: pointer; padding: 6px 10px; background: none; border: none; }
.modal-body { padding: 32px 48px 48px; }
.modal-body .body { max-width: 640px; margin: 0 0 12px; text-wrap: pretty; }
.tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
.tag { border: 1px solid var(--line); font-size: 12px; letter-spacing: 0.03em; color: var(--ink-4); padding: 7px 14px; }
.modal-body .grid-2 .media { height: 300px; }
.modal-actions { margin-top: 36px; display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }

@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes rise { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  :root { --pad-x: 40px; }
  .services { grid-template-columns: repeat(2, 1fr); border-top: none; column-gap: 32px; }
  .service { border-right: none; border-top: 1px solid var(--line); padding: 30px 0; }
}
@media (max-width: 860px) {
  :root { --pad-x: 24px; }
  .nav-links { display: none; }
  .hero { grid-template-columns: 1fr; gap: 36px; padding-top: 56px; }
  .media-hero { height: 360px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 30px 24px; }
  .stat:first-child { padding-left: 24px; }
  .stat:nth-child(2) { border-right: none; }
  .stat:first-child, .stat:nth-child(2) { border-bottom: 1px solid var(--line); }
  .grid-3, .contacto { grid-template-columns: 1fr; }
  .contacto { gap: 40px; }
  .modal { padding: 24px 12px; }
  .modal-head, .modal-body { padding-left: 24px; padding-right: 24px; }
  .modal-body .grid-2 { grid-template-columns: 1fr; }
  .insta-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 560px) {
  .brand img { height: 34px; }
  .nav { padding: 18px 20px; }
  .nav-cta { padding: 10px 16px; }
  .hero { padding: 40px 20px 56px; }
  .section { padding: 56px 20px; }
  .services { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .stat { border-right: none; border-bottom: 1px solid var(--line); padding: 24px 20px; }
  .stat:last-child { border-bottom: none; }
  .card-media { height: 240px; }
  .media-hero { height: 300px; }
  .form { padding: 28px 20px; }
  .footer { flex-direction: column; align-items: flex-start; gap: 16px; }
}