/* ==========================================================================
   FACHA FLETES — Tu Fletero de confianza.
   Paleta: negro carbón / grafito / gris acero / gris perla / blanco.
   Tipos: Bodoni Moda (display) + Archivo (cuerpo y datos).
   ========================================================================== */

:root {
  --carbon: #0c0c0e;
  --grafito: #17181b;
  --acero: #8e939b;
  --perla: #e9e9e6;
  --blanco: #ffffff;
  --linea: rgba(12, 12, 14, 0.14);
  --linea-clara: rgba(255, 255, 255, 0.18);

  --display: "Bodoni Moda", "Didot", serif;
  --texto: "Archivo", "Helvetica Neue", Arial, sans-serif;

  --ancho: 1180px;
  --radio: 2px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--texto);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--carbon);
  background: var(--blanco);
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.01em;
}

h1 em, h2 em { font-style: italic; font-weight: 400; }

/* ---------- Utilidades ---------- */

.eyebrow {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--acero);
  margin-bottom: 1.1rem;
}

.btn {
  display: inline-block;
  font-family: var(--texto);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  text-align: center;
  padding: 1rem 1.9rem;
  border-radius: var(--radio);
  border: 1px solid var(--carbon);
  cursor: pointer;
  transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.btn-solid { background: var(--carbon); color: var(--blanco); }
.btn-solid:hover { background: transparent; color: var(--carbon); }

.btn-outline { background: transparent; color: inherit; border-color: currentColor; }
.btn-outline:hover { background: var(--carbon); color: var(--blanco); border-color: var(--carbon); }

.btn-invert { background: var(--blanco); color: var(--carbon); border-color: var(--blanco); }
.btn-invert:hover { background: transparent; color: var(--blanco); }

.btn-sm { padding: 0.6rem 1.2rem; font-size: 0.7rem; }
.btn-lg { padding: 1.2rem 3rem; font-size: 0.9rem; }
.btn-block { display: block; width: 100%; }

.btn:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 2px solid var(--carbon);
  outline-offset: 3px;
}

.section-dark .btn:focus-visible,
.section-dark a:focus-visible {
  outline-color: var(--blanco);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.9rem clamp(1.2rem, 4vw, 3rem);
  background: rgba(12, 12, 14, 0.92);
  backdrop-filter: blur(10px);
  color: var(--blanco);
  border-bottom: 1px solid var(--linea-clara);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.brand-mark {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border: 1px solid var(--blanco);
  padding: 0.25rem 0.45rem;
  line-height: 1;
}

.brand-name {
  font-family: var(--display);
  font-size: 1.25rem;
  letter-spacing: 0.02em;
}

.brand-name em { font-style: italic; font-weight: 400; }

.site-nav { display: flex; gap: 1.8rem; }

.site-nav a {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--perla);
  transition: color 0.2s ease;
}

.site-nav a:hover { color: var(--blanco); text-decoration: underline; text-underline-offset: 5px; }

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  min-height: calc(100vh - 70px);
  background: var(--carbon);
  color: var(--blanco);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3rem, 7vw, 6rem) clamp(1.4rem, 5vw, 5rem);
}

.hero h1 {
  font-size: clamp(3rem, 7.2vw, 6rem);
  margin-bottom: 1.6rem;
}

.hero-lead {
  max-width: 34rem;
  font-size: 1.05rem;
  color: var(--perla);
  margin-bottom: 2.4rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-bottom: 3rem; }

.hero .btn-solid { background: var(--blanco); color: var(--carbon); border-color: var(--blanco); }
.hero .btn-solid:hover { background: transparent; color: var(--blanco); }

.hero-facts {
  display: flex;
  gap: clamp(1.4rem, 3vw, 2.8rem);
  list-style: none;
  border-top: 1px solid var(--linea-clara);
  padding-top: 1.6rem;
}

.hero-facts li { display: flex; flex-direction: column; gap: 0.15rem; }

.hero-facts strong {
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.hero-facts span {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--acero);
}

.hero-photo { position: relative; overflow: hidden; }

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 65% 40%;
  filter: grayscale(0.35) contrast(1.04);
}

.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--carbon) 0%, transparent 22%);
}

/* ---------- Franja de confianza ---------- */

.trust-strip {
  display: flex;
  gap: 2.2rem;
  overflow: hidden;
  white-space: nowrap;
  padding: 1rem 0;
  background: var(--blanco);
  border-bottom: 1px solid var(--linea);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--acero);
}

.trust-strip span { flex-shrink: 0; }
.trust-strip .dot { color: var(--carbon); }

@media (prefers-reduced-motion: no-preference) {
  .trust-strip { animation: marquee 32s linear infinite; }
  @keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }
}

/* ---------- Secciones ---------- */

.section {
  padding: clamp(4rem, 9vw, 7.5rem) clamp(1.2rem, 4vw, 3rem);
}

.section > * { max-width: var(--ancho); margin-left: auto; margin-right: auto; }

.section-gray { background: var(--perla); }

.section-dark { background: var(--carbon); color: var(--blanco); }
.section-dark .eyebrow { color: var(--acero); }

.section-head { margin-bottom: clamp(2.5rem, 5vw, 4rem); }

.section-head h2, .flota-copy h2, .fletero-copy h2 {
  font-size: clamp(2.2rem, 4.6vw, 3.6rem);
}

.section-sub {
  max-width: 36rem;
  margin-top: 1.2rem;
  color: #4d5157;
}

.section-dark .section-sub { color: var(--perla); }

/* ---------- Cómo funciona ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  list-style: none;
  counter-reset: paso;
}

.step {
  border-top: 1px solid var(--carbon);
  padding-top: 1.4rem;
}

.step-n {
  font-family: var(--display);
  font-size: 2rem;
  font-style: italic;
  display: block;
  margin-bottom: 0.9rem;
}

.step h3 { font-size: 1.35rem; margin-bottom: 0.6rem; }

.step p { color: #4d5157; font-size: 0.95rem; }

/* ---------- Calculadora ---------- */

.calc-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: stretch;
}

.calc-form {
  background: var(--blanco);
  border: 1px solid var(--linea);
  padding: clamp(1.5rem, 3vw, 2.2rem);
  display: flex;
  flex-direction: column;
  gap: 1.3rem;
}

.field { position: relative; }

.field label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.field input {
  width: 100%;
  font-family: var(--texto);
  font-size: 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--linea);
  border-radius: var(--radio);
  background: var(--blanco);
  color: var(--carbon);
  transition: border-color 0.2s ease;
}

.field input:focus { border-color: var(--carbon); outline: none; }

.field-hint { font-size: 0.78rem; color: var(--acero); margin-top: 0.4rem; }

.suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 500;
  list-style: none;
  background: var(--blanco);
  border: 1px solid var(--carbon);
  border-top: none;
  max-height: 230px;
  overflow-y: auto;
  display: none;
}

.suggestions.open { display: block; }

.suggestions li {
  padding: 0.7rem 1rem;
  font-size: 0.88rem;
  cursor: pointer;
  border-bottom: 1px solid var(--linea);
}

.suggestions li:last-child { border-bottom: none; }
.suggestions li:hover, .suggestions li.active { background: var(--perla); }

.calc-status {
  min-height: 1.3rem;
  font-size: 0.85rem;
  color: #4d5157;
}

.calc-status.error { color: #8a1f1f; }

.calc-map-wrap {
  border: 1px solid var(--linea);
  background: var(--blanco);
  min-height: 420px;
}

.calc-map { width: 100%; height: 100%; min-height: 420px; }

/* Presupuesto — la firma del sitio */

.quote-card {
  max-width: 640px;
  margin: clamp(2.5rem, 5vw, 4rem) auto 0;
  background: var(--carbon);
  color: var(--blanco);
  padding: clamp(1.8rem, 4vw, 3rem);
  box-shadow: 0 30px 60px rgba(12, 12, 14, 0.25);
}

.quote-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--linea-clara);
  padding-bottom: 1.1rem;
  margin-bottom: 1.4rem;
}

.quote-brand {
  font-family: var(--display);
  font-size: 1.3rem;
  font-style: italic;
}

.quote-title {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--acero);
}

.quote-lines { display: flex; flex-direction: column; gap: 0.55rem; margin-bottom: 1.6rem; }

.quote-lines > div {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  font-size: 0.92rem;
}

.quote-lines dt { color: var(--acero); }
.quote-lines dd { text-align: right; font-variant-numeric: tabular-nums; }

.quote-total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--blanco);
  padding-top: 1.2rem;
  margin-bottom: 1.6rem;
}

.quote-total-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.quote-total-value {
  font-family: var(--display);
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.quote-note {
  margin-top: 1rem;
  font-size: 0.78rem;
  color: var(--acero);
  text-align: center;
}

.over-card {
  max-width: 640px;
  margin: clamp(2.5rem, 5vw, 4rem) auto 0;
  background: var(--blanco);
  border: 1px solid var(--carbon);
  padding: clamp(1.8rem, 4vw, 2.6rem);
  text-align: center;
}

.over-card h3 { font-size: 1.5rem; margin-bottom: 0.8rem; }
.over-card p { color: #4d5157; margin-bottom: 1.4rem; }

/* ---------- Flota ---------- */

.flota-grid, .fletero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
  max-width: var(--ancho);
  margin: 0 auto;
}

.flota-photo img, .fletero-photo img {
  width: 100%;
  height: 100%;
  max-height: 560px;
  object-fit: cover;
  filter: grayscale(0.3) contrast(1.03);
}

.flota-copy p, .fletero-copy > p { color: #4d5157; margin: 1.2rem 0 1.8rem; max-width: 32rem; }

.specs { display: flex; flex-direction: column; }

.specs > div {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.8rem 0;
  border-top: 1px solid var(--linea);
  font-size: 0.92rem;
}

.specs dt {
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
  align-self: center;
}

.specs dd { text-align: right; }

/* ---------- El fletero ---------- */

.fletero-copy > p { color: var(--perla); }

.fletero-quote {
  font-family: var(--display);
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
  font-style: italic;
  line-height: 1.4;
  border-left: 1px solid var(--blanco);
  padding-left: 1.4rem;
  margin-bottom: 2rem;
  max-width: 30rem;
}

.fletero-photo img { max-height: 620px; object-position: top; }

/* ---------- Cobertura ---------- */

.zones {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  list-style: none;
  max-width: var(--ancho);
}

.zones li {
  border: 1px solid var(--carbon);
  padding: 0.55rem 1.2rem;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.zones li:first-child { background: var(--carbon); color: var(--blanco); }

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

.contacto { text-align: center; }

.contacto-title {
  font-size: clamp(3rem, 9vw, 6.5rem);
  font-style: italic;
  margin-bottom: 1rem;
}

.contacto-sub { color: var(--perla); margin-bottom: 2.4rem; }

.contacto-phone {
  margin-top: 1.6rem;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  color: var(--acero);
}

.contacto-phone span { font-size: 0.75rem; }

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

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 1.4rem clamp(1.2rem, 4vw, 3rem);
  background: var(--grafito);
  color: var(--acero);
  font-size: 0.78rem;
  border-top: 1px solid var(--linea-clara);
}

.site-footer a { color: var(--perla); }

/* ---------- Revelado al hacer scroll ---------- */

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .reveal.visible { opacity: 1; transform: none; }
}

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

@media (max-width: 960px) {
  .site-nav { display: none; }

  .hero { grid-template-columns: 1fr; min-height: 0; }
  .hero-photo { order: -1; max-height: 46vh; }
  .hero-photo::after {
    background: linear-gradient(180deg, transparent 55%, var(--carbon) 100%);
  }

  .calc-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }

  .flota-grid, .fletero-grid { grid-template-columns: 1fr; }
  .fletero-photo { order: -1; }
  .fletero-photo img, .flota-photo img { max-height: 420px; }

  .hero-facts { flex-wrap: wrap; }
}