/* ===================================
   Bicisprinter — Estilos principales
   =================================== */

/* ---------- Variables ---------- */
:root {
  --color-midnight: #0d1b2a;
  --color-midnight-light: #1b2d45;
  --color-mint: #5ec4b0;
  --color-mint-light: #7dd4c0;
  --color-mint-pale: #e8f5f2;
  --color-bg: #f8f7f4;
  --color-white: #ffffff;
  --color-text: #1a1a1a;
  --color-text-light: #555555;
  --color-text-muted: #888888;
  --color-border: #e0ded8;
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(13,27,42,0.06);
  --shadow-md: 0 4px 20px rgba(13,27,42,0.08);
  --shadow-lg: 0 8px 40px rgba(13,27,42,0.12);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }
input, select, textarea { font: inherit; }

/* ---------- Utilidades ---------- */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.skip-link {
  position: absolute; top: -100%; left: 16px;
  background: var(--color-midnight); color: var(--color-mint);
  padding: 8px 16px; border-radius: var(--radius-sm);
  z-index: 9999; font-size: 14px;
}
.skip-link:focus { top: 16px; }
.required { color: #c0392b; }
.section-eyebrow {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-mint);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 600;
  color: var(--color-midnight);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 17px;
  color: var(--color-text-light);
  max-width: 560px;
  line-height: 1.7;
}
.section-header { text-align: center; margin-bottom: 64px; }
.section-header .section-subtitle { margin: 0 auto; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.site-header.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-text {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--color-midnight);
  letter-spacing: -0.01em;
}
.logo--light .logo-text { color: var(--color-white); }

/* ---------- Nav ---------- */
.nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-list a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-light);
  transition: color var(--transition);
  position: relative;
}
.nav-list a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-mint);
  transition: width var(--transition);
}
.nav-list a:hover { color: var(--color-midnight); }
.nav-list a:hover::after { width: 100%; }
.nav-cta {
  background: var(--color-midnight);
  color: var(--color-white) !important;
  padding: 8px 18px;
  border-radius: 100px;
  font-size: 14px !important;
  transition: background var(--transition), transform var(--transition) !important;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--color-midnight-light); transform: translateY(-1px); }

/* ---------- Nav toggle ---------- */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}
.nav-toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-midnight);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-midnight);
  overflow: hidden;
  padding-top: 72px;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 80px 0;
}
.hero-content { color: var(--color-white); }
.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-mint);
  margin-bottom: 20px;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  color: var(--color-white);
}
.hero-title em {
  font-style: italic;
  color: var(--color-mint);
}
.hero-description {
  font-size: 17px;
  line-height: 1.8;
  color: rgba(255,255,255,0.75);
  margin-bottom: 36px;
  max-width: 480px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-number {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-mint);
  line-height: 1;
}
.stat-label {
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.02em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.15);
  flex-shrink: 0;
}
.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.hero-image-accent {
  position: absolute;
  bottom: -16px;
  right: -16px;
  width: 120px;
  height: 120px;
  border: 3px solid var(--color-mint);
  border-radius: var(--radius-lg);
  z-index: -1;
  opacity: 0.4;
}
.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  line-height: 0;
}
.hero-wave svg { width: 100%; height: 80px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: 100px;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-mint);
  color: var(--color-midnight);
}
.btn-primary:hover {
  background: var(--color-mint-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(94,196,176,0.3);
}
.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255,255,255,0.35);
}
.btn-secondary:hover {
  border-color: var(--color-mint);
  color: var(--color-mint);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--color-midnight);
  border: 1.5px solid var(--color-midnight);
}
.btn-outline:hover {
  background: var(--color-midnight);
  color: var(--color-white);
  transform: translateY(-2px);
}
.btn-lg { padding: 16px 36px; font-size: 16px; }
.btn-full { width: 100%; }

/* ---------- Servicios ---------- */
.servicios {
  padding: 100px 0;
  background: var(--color-bg);
}
.servicios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.servicio-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.servicio-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.servicio-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-mint-pale);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}
.servicio-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--color-midnight);
  margin-bottom: 10px;
  line-height: 1.3;
}
.servicio-desc {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ---------- Nosotros ---------- */
.nosotros {
  padding: 100px 0;
  background: var(--color-white);
}
.nosotros-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.nosotros-image { position: relative; }
.nosotros-image-main img,
.nosotros-image-secondary img {
  border-radius: var(--radius-md);
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.nosotros-image-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.nosotros-image-secondary {
  position: absolute;
  bottom: -40px;
  right: -40px;
  width: 55%;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--color-white);
}
.nosotros-badge {
  position: absolute;
  top: -20px;
  left: -20px;
  background: var(--color-midnight);
  color: var(--color-white);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  box-shadow: var(--shadow-md);
}
.badge-number {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-mint);
  line-height: 1;
}
.badge-text {
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  text-align: center;
  line-height: 1.3;
}
.nosotros-content .section-title { margin-bottom: 24px; }
.nosotros-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-mint), transparent);
  border-radius: 2px;
  margin-bottom: 28px;
}
.nosotros-text {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 16px;
}
.nosotros-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}
.value {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-midnight);
}
.value-icon { flex-shrink: 0; }

/* ---------- Galería ---------- */
.galeria {
  padding: 100px 0;
  background: var(--color-bg);
}
.galeria-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto auto;
  gap: 16px;
}
.galeria-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}
.galeria-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.galeria-item:hover img { transform: scale(1.05); }
.galeria-item--large {
  grid-column: span 7;
  grid-row: span 2;
  min-height: 420px;
}
.galeria-item--wide {
  grid-column: span 5;
  min-height: 200px;
}
.galeria-item:not(.galeria-item--large):not(.galeria-item--wide) {
  min-height: 200px;
}

/* ---------- CTA ---------- */
.cta {
  padding: 100px 0;
  background: var(--color-midnight);
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(94,196,176,0.06);
  pointer-events: none;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  z-index: 1;
}
.cta-content { flex: 1; }
.cta-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 16px;
}
.cta-text {
  font-size: 17px;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
  max-width: 480px;
}
.cta-actions {
  display: flex;
  gap: 16px;
  flex-shrink: 0;
}

/* ---------- Contacto ---------- */
.contacto {
  padding: 100px 0;
  background: var(--color-white);
}
.contacto-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contacto-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-mint), transparent);
  border-radius: 2px;
  margin-bottom: 32px;
}
.contacto-items { display: flex; flex-direction: column; gap: 28px; margin-bottom: 32px; }
.contacto-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contacto-item-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-mint-pale);
  border-radius: var(--radius-sm);
}
.contacto-item-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}
.contacto-item-value {
  display: block;
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.6;
}
.contacto-item a.contacto-item-value {
  color: var(--color-mint);
  font-weight: 500;
  transition: color var(--transition);
}
.contacto-item a.contacto-item-value:hover { color: var(--color-midnight); }
.contacto-map { border-radius: var(--radius-md); overflow: hidden; }

/* ---------- Formulario ---------- */
.contacto-form-wrapper {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--color-border);
}
.contacto-form-title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--color-midnight);
  margin-bottom: 6px;
}
.contacto-form-subtitle {
  font-size: 15px;
  color: var(--color-text-muted);
  margin-bottom: 28px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  font-size: 15px;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-mint);
  box-shadow: 0 0 0 3px rgba(94,196,176,0.15);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--color-text-muted); }
.form-group textarea { resize: vertical; }
.form-note {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 12px;
  text-align: center;
}
.form-success {
  text-align: center;
  padding: 40px 20px;
}
.form-success h4 {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--color-midnight);
  margin: 16px 0 8px;
}
.form-success p {
  font-size: 15px;
  color: var(--color-text-light);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-midnight);
  color: var(--color-white);
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding: 64px 0 48px;
}
.footer-brand p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-top: 16px;
  max-width: 280px;
}
.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--color-white);
}
.footer-links ul,
.footer-contact ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a,
.footer-contact a {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-links a:hover,
.footer-contact a:hover { color: var(--color-mint); }
.footer-contact li:not(:has(a)) { font-size: 14px; color: rgba(255,255,255,0.6); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 24px 0;
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
}

/* ---------- Scroll top ---------- */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--color-midnight);
  color: var(--color-mint);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
  z-index: 900;
}
.scroll-top:hover { transform: translateY(-3px); background: var(--color-midnight-light); }
.scroll-top[hidden] { display: none; }

/* ---------- Animaciones ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-inner { gap: 40px; }
  .nosotros-inner { gap: 48px; }
  .contacto-inner { gap: 48px; }
  .galeria-item--large { min-height: 320px; }
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 60px 0 80px;
  }
  .hero-description { margin: 0 auto 36px; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-image { max-width: 480px; margin: 0 auto; }
  .nosotros-inner { grid-template-columns: 1fr; }
  .nosotros-image { max-width: 500px; margin: 0 auto; }
  .nosotros-image-secondary { right: -20px; bottom: -20px; }
  .servicios-grid { grid-template-columns: repeat(2, 1fr); }
  .galeria-item--large { grid-column: span 12; }
  .galeria-item--wide { grid-column: span 6; }
  .contacto-inner { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-actions { justify-content: center; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-list {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    padding: 80px 40px;
    box-shadow: var(--shadow-lg);
    transition: right var(--transition);
    z-index: 1000;
  }
  .nav-list.open { right: 0; }
  .nav-list a { font-size: 17px; }
  .nav-cta {
    display: inline-flex !important;
    padding: 12px 24px;
  }
  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(13,27,42,0.5);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
  }
  .nav-overlay.active { opacity: 1; pointer-events: all; }
  .servicios-grid { grid-template-columns: 1fr; }
  .galeria-item--wide { grid-column: span 12; }
  .galeria-grid { grid-template-columns: 1fr; }
  .galeria-item--large { grid-column: span 1; }
  .nosotros-image-secondary { position: relative; width: 100%; right: 0; bottom: 0; margin-top: 16px; }
  .nosotros-badge { top: 0; left: 0; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .contacto-form-wrapper { padding: 28px 20px; }
}

@media (max-width: 480px) {
  .hero-stats { flex-direction: column; gap: 16px; }
  .stat-divider { width: 40px; height: 1px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .cta-actions { flex-direction: column; }
  .cta-actions .btn { width: 100%; }
  .nosotros-values { grid-template-columns: 1fr; }
}