/* ===========================================================
   Tormos Consultores — hoja de estilos principal
   =========================================================== */

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f5f4f2;
  --color-ink: #1c1c1c;
  --color-ink-soft: #4a4a4a;
  --color-line: #e2e0dc;
  --color-accent: #b5651d;
  --color-accent-dark: #8f4e15;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;

  --container: 1180px;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.75rem;
  --space-4: 3rem;
  --space-5: 5rem;
  --space-6: 8rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

h1, h2, h3 {
  margin: 0 0 var(--space-2);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
}

p {
  margin: 0 0 var(--space-2);
  color: var(--color-ink-soft);
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.btn {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-dark);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
}

/* ---------- Header ---------- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.brand {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand span {
  color: var(--color-accent);
}

.main-nav ul {
  list-style: none;
  display: flex;
  gap: var(--space-4);
  margin: 0;
  padding: 0;
}

.main-nav a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-ink);
  padding: 0.4rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.main-nav a:hover {
  border-bottom-color: var(--color-accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  position: relative;
  transition: transform 0.2s ease;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  background: #14140f;
}

.hero-media {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 10, 8, 0.35) 0%, rgba(10, 10, 8, 0.85) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-bottom: var(--space-6);
  max-width: 760px;
}

.hero-tags {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
}

.hero-tags span {
  padding: 0.3rem 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  color: #fff;
}

.hero p.lead {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.1rem;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
  flex-wrap: wrap;
}

/* ---------- Section base ---------- */

section {
  padding: var(--space-6) 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-5);
}

/* ---------- Quienes somos ---------- */

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-5);
  align-items: start;
}

.about-text p {
  font-size: 1.02rem;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-line);
}

.stat-num {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--color-ink-soft);
}

.about-portrait {
  border-radius: 4px;
  overflow: hidden;
}

.about-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-portrait figcaption {
  margin-top: var(--space-2);
  font-size: 0.85rem;
  color: var(--color-ink-soft);
}

.about-portrait strong {
  display: block;
  color: var(--color-ink);
  font-size: 0.95rem;
}

/* ---------- Servicios ---------- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
}

.service-card {
  background: #fff;
  padding: var(--space-4);
}

.service-num {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-2);
}

.service-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.6rem;
}

.service-card p {
  font-size: 0.92rem;
  margin: 0;
}

/* ---------- Proyectos destacados ---------- */

.projects-teaser {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.project-card {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 4 / 5;
  color: #fff;
}

.project-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover img {
  transform: scale(1.04);
}

.project-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,10,8,0) 40%, rgba(10,10,8,0.88) 100%);
}

.project-card-body {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: var(--space-3);
}

.project-card-cat {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0.3rem;
}

.project-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
  color: #fff;
}

.project-card-meta {
  display: flex;
  gap: var(--space-2);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.85);
}

.projects-cta {
  text-align: center;
  margin-top: var(--space-4);
}

/* ---------- Contacto ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-5);
}

.contact-info h2 {
  color: #fff;
}

.contact-info p {
  color: rgba(255, 255, 255, 0.75);
}

.contact-details {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.contact-details a {
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
}

.contact-details a:hover {
  color: var(--color-accent);
}

#contacto {
  background: #14140f;
  color: #fff;
}

.form-group {
  margin-bottom: var(--space-2);
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 2px;
  color: #fff;
  font-family: inherit;
  font-size: 0.95rem;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-consent {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.65);
  margin: var(--space-2) 0 var(--space-3);
}

.form-consent input {
  margin-top: 0.2rem;
}

.form-status {
  margin-top: var(--space-2);
  font-size: 0.85rem;
}

/* ---------- Página de categoría de proyectos ---------- */

.page-header {
  padding: calc(74px + var(--space-5)) 0 var(--space-5);
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-line);
}

.breadcrumb {
  font-size: 0.82rem;
  color: var(--color-ink-soft);
  margin-bottom: var(--space-2);
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.page-header h1 {
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
}

.page-header p.lead {
  max-width: 640px;
  font-size: 1.02rem;
}

.project-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.project-detail-card img {
  border-radius: 4px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  margin-bottom: var(--space-2);
}

.project-detail-card h3 {
  font-size: 1.05rem;
}

.project-detail-card p {
  font-size: 0.92rem;
  margin: 0;
}

.page-cta {
  text-align: center;
  padding: var(--space-5) 0;
}

@media (max-width: 700px) {
  .project-detail-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Footer ---------- */

.site-footer {
  background: #0f0f0c;
  color: rgba(255, 255, 255, 0.55);
  padding: var(--space-3) 0;
  font-size: 0.8rem;
}

.site-footer .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .projects-teaser {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .main-nav {
    position: fixed;
    top: 74px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--color-line);
    transform: translateY(-150%);
    transition: transform 0.25s ease;
  }

  .main-nav.is-open {
    transform: translateY(0);
  }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: var(--space-2) var(--space-3);
  }

  .main-nav li {
    border-bottom: 1px solid var(--color-line);
  }

  .main-nav a {
    display: block;
    padding: var(--space-2) 0;
  }

  .nav-toggle {
    display: block;
  }

  .services-grid,
  .projects-teaser {
    grid-template-columns: 1fr;
  }

  .stats-row {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .hero-content {
    padding-bottom: var(--space-4);
  }
}