/* ============================================
   Pro Pintores Chile — estilos base
   ============================================ */

:root {
  /* Paleta tomada del logo (tonos azul marino / acero) */
  --navy-900: #0e2438;
  --navy-800: #14314f;
  --blue-700: #1f5c8b;
  --blue-600: #2b6ca3;
  --blue-500: #3d8bc4;
  --blue-100: #e8f1f8;

  --offwhite: #f7f7f5;
  --white: #ffffff;
  --gray-800: #202830;
  --gray-600: #4b5563;
  --gray-400: #94a3b8;
  --border: #e2e6ea;

  --font-heading: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --container-w: 1160px;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(14, 36, 56, 0.12);
}

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

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--gray-800);
  background: var(--offwhite);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.1;
  color: var(--navy-900);
  margin: 0 0 16px;
}

p { margin: 0 0 16px; }

a { color: var(--blue-700); text-decoration: none; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
  white-space: nowrap;
}
.btn--primary {
  background: var(--navy-900);
  color: var(--white);
}
.btn--primary:hover { background: var(--blue-700); transform: translateY(-1px); }
.btn--outline {
  background: transparent;
  border-color: var(--navy-900);
  color: var(--navy-900);
}
.btn--outline:hover { background: var(--navy-900); color: var(--white); }
.btn--lg { padding: 14px 32px; font-size: 1rem; }
.btn--block { width: 100%; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 247, 245, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 22px;
  padding-bottom: 22px;
  gap: 16px;
}
.brand { display: flex; align-items: center; }
.brand__logo { height: 120px; width: auto; }

.nav {
  display: flex;
  gap: 28px;
  margin-left: auto;
}
.nav a {
  color: var(--navy-900);
  font-weight: 600;
  font-size: 0.95rem;
}
.nav a:hover { color: var(--blue-600); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: 8px;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--navy-900);
  border-radius: 2px;
}

/* ===== Topbar ===== */
.topbar {
  background: var(--navy-900);
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.8rem;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 24px;
  gap: 16px;
}
.topbar a { color: rgba(255, 255, 255, 0.75); }
.topbar a:hover { color: var(--white); }
.topbar__contact { display: flex; gap: 20px; }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 90px 0 90px;
  background: linear-gradient(160deg, var(--navy-900) 0%, var(--navy-800) 45%, var(--blue-700) 100%);
  color: var(--white);
  overflow: hidden;
}
.hero__grid {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), transparent 85%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), transparent 85%);
  pointer-events: none;
  z-index: 1;
}
.hero__content { position: relative; max-width: 760px; z-index: 2; }

.hero--photo {
  background-image:
    linear-gradient(160deg, rgba(14, 36, 56, 0.93) 0%, rgba(20, 49, 79, 0.9) 45%, rgba(31, 92, 139, 0.82) 100%),
    url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue-500);
  margin-bottom: 14px;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  margin-bottom: 20px;
}

.hero__subtitle {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
  max-width: 620px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 28px 0 24px;
}
.hero .btn--outline {
  border-color: rgba(255, 255, 255, 0.6);
  color: var(--white);
}
.hero .btn--outline:hover { background: var(--white); color: var(--navy-900); }
.hero .btn--primary { background: var(--blue-500); }
.hero .btn--primary:hover { background: var(--white); color: var(--navy-900); }

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  list-style: none;
  padding: 0;
  margin: 0 0 36px;
}
.trust-badges li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
}
.trust-badges__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--blue-500);
  color: var(--white);
  font-size: 0.65rem;
  flex-shrink: 0;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 36px;
  list-style: none;
  padding: 24px 0 0;
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.hero__stats li { display: flex; flex-direction: column; }
.hero__stats strong {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--white);
}
.hero__stats span {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.65);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== Sections ===== */
.section { padding: 90px 0; }
.section--alt { background: var(--white); }
.section--dark {
  background: var(--navy-900);
  color: rgba(255, 255, 255, 0.85);
}

.section__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--blue-600);
  margin-bottom: 8px;
}
.section__eyebrow--light { color: var(--blue-500); }
.section__title { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
.section__title--light { color: var(--white); }
.section__lead {
  max-width: 640px;
  color: var(--gray-600);
  font-size: 1.05rem;
}

/* ===== Servicios ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.service-card--featured {
  background: linear-gradient(160deg, var(--navy-900), var(--blue-700));
  color: var(--white);
  border: none;
}
.service-card--featured h3 { color: var(--white); }
.service-card--featured p { color: rgba(255, 255, 255, 0.85); }

.service-card__icon {
  font-size: 1.8rem;
  margin-bottom: 14px;
}
.service-card h3 {
  font-size: 1.25rem;
  text-transform: none;
  letter-spacing: normal;
  margin-bottom: 10px;
}
.service-card p {
  font-size: 0.95rem;
  color: var(--gray-600);
  margin-bottom: 0;
}
.service-card--featured p { color: rgba(255,255,255,0.85); }

.service-card__cta {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.service-card__cta:hover { color: var(--blue-500); }
.service-card__cta--dark { color: var(--blue-700); }
.service-card__cta--dark:hover { color: var(--blue-500); }

.service-card--wide {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 28px;
}
.service-card--wide .service-card__icon { margin-bottom: 0; }
.service-card--wide p { margin-bottom: 0; }
.service-card--wide h3 { margin-bottom: 6px; }


/* ===== Confianza / Clientes ===== */
.clients {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 52px 0;
}
.clients__inner { text-align: center; }
.clients__label {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gray-600);
  margin-bottom: 32px;
}
.clients__logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 56px;
}
.clients__logos img {
  height: 150px;
  width: auto;
  max-width: 260px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.6;
  transition: filter 0.2s ease, opacity 0.2s ease;
}
.clients__logos img:hover { filter: grayscale(0%); opacity: 1; }

.clients__chip {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy-900);
  border-radius: var(--radius);
  padding: 20px 28px;
}
.clients__chip img {
  height: 90px;
  filter: none;
  opacity: 0.85;
  transition: opacity 0.2s ease;
}
.clients__chip:hover img { opacity: 1; }

/* ===== Proceso de trabajo ===== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 32px;
  margin-top: 48px;
}
.process-step { position: relative; padding-top: 8px; }
.process-step__number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--blue-100);
  -webkit-text-stroke: 1.5px var(--blue-600);
  line-height: 1;
  margin-bottom: 12px;
}
.process-step h3 {
  font-size: 1.1rem;
  text-transform: none;
  letter-spacing: normal;
  margin-bottom: 8px;
}
.process-step p { color: var(--gray-600); font-size: 0.92rem; margin-bottom: 0; }

/* ===== CTA Banner ===== */
.cta-banner {
  background: linear-gradient(120deg, var(--navy-900), var(--blue-700));
  padding: 56px 0;
}
.cta-banner__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.cta-banner h2 {
  color: var(--white);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin-bottom: 8px;
}
.cta-banner p {
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
}
.cta-banner .btn--primary { background: var(--white); color: var(--navy-900); flex-shrink: 0; }
.cta-banner .btn--primary:hover { background: var(--blue-500); color: var(--white); }

/* ===== Nosotros ===== */
.about {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.about__text p { color: var(--gray-600); }
.about__subtitle {
  font-size: 1.15rem;
  margin-top: 32px;
}
.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.checklist li {
  position: relative;
  padding-left: 30px;
  color: var(--gray-800);
  font-weight: 500;
}
.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: -1px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--blue-600);
  color: var(--white);
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__panel {
  background: linear-gradient(160deg, var(--navy-900), var(--blue-700));
  border-radius: var(--radius);
  padding: 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.about__stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.about__stat strong {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  color: var(--white);
  line-height: 1;
}
.about__stat span {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* ===== Galería ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 40px;
}
.gallery-item {
  display: block;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: pointer;
  background: var(--blue-100);
  text-decoration: none;
  border: none;
  padding: 0;
  width: 100%;
  font: inherit;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item__caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 14px 16px;
  background: linear-gradient(0deg, rgba(14,36,56,0.85), transparent);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.gallery-item:hover .gallery-item__caption { opacity: 1; }

.gallery-empty {
  margin-top: 40px;
  padding: 32px;
  text-align: center;
  background: var(--white);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  color: var(--gray-600);
}

.gallery-cta {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

/* ===== Cotiza según tu proyecto ===== */
.quote-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.quote-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.quote-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.quote-card__icon {
  font-size: 2rem;
  margin-bottom: 14px;
}
.quote-card h3 {
  font-size: 1.2rem;
  text-transform: none;
  letter-spacing: normal;
  margin-bottom: 8px;
}
.quote-card p {
  color: var(--gray-600);
  font-size: 0.92rem;
  margin-bottom: 22px;
}
.quote-card .btn { margin-top: auto; }

/* ===== Partner (Complia) ===== */
.partner {
  display: flex;
  align-items: center;
  gap: 40px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}
.partner__logo {
  width: 96px;
  height: 96px;
  border-radius: 20px;
  flex-shrink: 0;
}
.partner__title {
  font-size: 1.6rem;
  margin-bottom: 12px;
}
.partner__text p { color: var(--gray-600); max-width: 640px; }
.partner__link {
  display: inline-block;
  font-weight: 700;
  color: var(--blue-700);
}
.partner__link:hover { color: var(--blue-500); }

/* ===== Page hero (galería, etc.) ===== */
.page-hero {
  padding: 56px 0 44px;
  background: linear-gradient(160deg, var(--navy-900) 0%, var(--navy-800) 45%, var(--blue-700) 100%);
  color: var(--white);
}
.page-hero__back {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 14px;
}
.page-hero__back:hover { color: var(--white); }
.page-hero h1 { color: var(--white); font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 10px; }
.page-hero p { color: rgba(255, 255, 255, 0.8); margin: 0; max-width: 620px; }

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(9, 20, 32, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  z-index: 200;
}
.lightbox[hidden] { display: none; }
.lightbox__img {
  max-width: 100%;
  max-height: 90vh;
  border-radius: 6px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.lightbox__close {
  position: absolute;
  top: 20px;
  right: 28px;
  background: none;
  border: none;
  color: var(--white);
  font-size: 2.4rem;
  line-height: 1;
  cursor: pointer;
}

/* ===== Contacto ===== */
.contact {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 56px;
  align-items: start;
}
.contact__lead { color: rgba(255,255,255,0.75); max-width: 440px; }

.contact__list {
  list-style: none;
  padding: 0;
  margin: 32px 0;
  display: grid;
  gap: 18px;
}
.contact__list a { color: var(--white); font-weight: 600; font-size: 1.05rem; }
.contact__list a:hover { color: var(--blue-500); }
.contact__label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--blue-500);
  margin-bottom: 4px;
}
.contact__list span:not(.contact__label) { color: rgba(255,255,255,0.85); }

.social-links { display: flex; gap: 24px; }
.social-links a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.78rem;
  font-weight: 600;
  transition: color 0.2s ease, transform 0.2s ease;
}
.social-links svg {
  width: 26px;
  height: 26px;
}
.social-links a:hover { color: var(--white); transform: translateY(-2px); }

.contact__form {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px;
  display: grid;
  gap: 18px;
  box-shadow: var(--shadow);
}
.hp-field { position: absolute; left: -9999px; }
.field { display: grid; gap: 6px; font-size: 0.85rem; font-weight: 600; color: var(--gray-800); }
.field input,
.field select,
.field textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--offwhite);
  color: var(--gray-800);
  resize: vertical;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue-600);
  background: var(--white);
}
.form__note {
  font-size: 0.8rem;
  color: var(--gray-600);
  text-align: center;
  margin: 0;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--navy-900);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 64px 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
}
.footer__col { display: flex; flex-direction: column; gap: 10px; }
.footer__col h4 {
  color: var(--white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.footer__col a,
.footer__col span {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.92rem;
}
.footer__col a:hover { color: var(--blue-500); }
.footer__col--brand p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
  margin-bottom: 12px;
}
.footer__col--brand .social-links { margin-top: 4px; }

.footer__brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  color: var(--white);
  margin-bottom: 6px;
}
.footer__brand span { color: var(--blue-500); }

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.footer__copy { color: rgba(255,255,255,0.55); font-size: 0.82rem; margin: 0; }
.footer__top { color: rgba(255,255,255,0.7); font-size: 0.82rem; }
.footer__top:hover { color: var(--white); }

/* ===== WhatsApp float ===== */
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.45);
  z-index: 150;
  transition: transform 0.15s ease;
}
.whatsapp-float:hover { transform: scale(1.07); }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .about,
  .contact { grid-template-columns: 1fr; }
  .about__panel { order: -1; padding: 32px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .cta-banner__inner { flex-direction: column; align-items: flex-start; }
  .partner { flex-direction: column; text-align: center; }
}

@media (max-width: 760px) {
  .topbar__inner { justify-content: center; }
  .topbar span:first-child { display: none; }

  .site-header { position: sticky; }
  .header__inner { position: relative; padding-top: 14px; padding-bottom: 14px; }
  .brand__logo { height: 68px; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 20px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.2s ease, opacity 0.2s ease;
  }
  .nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav a { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: flex; }
  .btn--nav { display: none !important; }
  .hero { padding: 70px 0 60px; }
  .section { padding: 64px 0; }
  .process-grid { gap: 40px; }
  .service-card--wide { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 520px) {
  .hero__stats { gap: 22px; }
  .contact__form { padding: 24px; }
  .footer__grid { grid-template-columns: 1fr; }
  .clients__logos { gap: 28px; }
  .clients__logos img { height: 80px; max-width: 160px; }
  .clients__chip img { height: 52px; }
  .clients__chip { padding: 14px 18px; }
}