/* ============================================================
   HIDRAULICOS.MX — style.css
   ============================================================ */

:root {
  --color-accent:     #079EF0;
  --color-accent-dark:#0581C7;
  --color-dark:       #333333;
  --color-white:      #ffffff;
  --color-gray:       #666666;
  --color-light:      #f7f7f7;
  --font-heading:     'Montserrat', sans-serif;
  --font:             'Open Sans', sans-serif;
  --container:        1200px;
  --radius:           6px;
  --transition:       0.3s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font); color: var(--color-dark); background: var(--color-white); line-height: 1.6; }
img { max-width: 100%; height: auto; display: block; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }

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

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}
.btn-primary { background: var(--color-accent); color: var(--color-white); }
.btn-primary:hover { background: var(--color-accent-dark); }

/* ── Section common ── */
.section-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-dark);
  text-align: center;
  margin-bottom: 16px;
}
.section-subtitle {
  text-align: center;
  color: var(--color-gray);
  max-width: 640px;
  margin: 0 auto 48px;
  font-size: 1rem;
}
.section-divider {
  width: 60px;
  height: 4px;
  background: var(--color-accent);
  margin: 12px auto 40px;
  border-radius: 2px;
}

/* ── Fade-in ── */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--color-white);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.navbar-logo img { height: 48px; width: auto; }
.navbar-menu { display: flex; gap: 32px; align-items: center; }
.navbar-menu a {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-dark);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
}
.navbar-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
}
.navbar-menu a:hover { color: var(--color-accent); }
.navbar-menu a:hover::after { width: 100%; }
.navbar-phone {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-accent);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 6px;
}
.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.navbar-toggle span { display: block; width: 24px; height: 2px; background: var(--color-dark); border-radius: 2px; transition: var(--transition); }
.navbar-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar-toggle.open span:nth-child(2) { opacity: 0; }
.navbar-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO — Slideshow puro sin texto
   ============================================================ */
.hero {
  margin-top: 72px;
  line-height: 0;
}
.hero-banner {
  width: 100%;
  display: block;
  height: auto;
}

/* ============================================================
   NOSOTROS — Alternating image + text rows
   ============================================================ */
.nosotros { background: var(--color-white); padding: 80px 0 0; }
.nosotros-intro {
  max-width: 860px;
  margin: 0 auto 60px;
  text-align: center;
  color: var(--color-gray);
  font-size: 1rem;
  line-height: 1.8;
}

.nosotros-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  margin-bottom: 4px;
}
.nosotros-row-img { overflow: hidden; min-height: 420px; }
.nosotros-row-img img { width: 100%; height: 100%; object-fit: cover; display: block; }

.nosotros-row-text {
  padding: 3.5rem 4rem;
  background: var(--color-light);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.nosotros-row--reverse .nosotros-row-text { background: var(--color-white); }

.nosotros-row-text h3 {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 1rem;
  line-height: 1.3;
}
.nosotros-row-text p {
  color: var(--color-gray);
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
  line-height: 1.7;
}
.nosotros-row-text ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  color: var(--color-gray);
  font-size: 0.95rem;
}
.nosotros-row-text ul li { margin-bottom: 0.35rem; }

/* ============================================================
   MARCAS — Infinite marquee CSS
   ============================================================ */
.marcas { background: var(--color-white); padding: 80px 0 60px; overflow: hidden; }
.marcas .section-title { margin-bottom: 16px; }

.marcas-track-container {
  position: relative;
  overflow: hidden;
  margin-top: 20px;
}
.marcas-track-container::before,
.marcas-track-container::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}
.marcas-track-container::before { left: 0; background: linear-gradient(to right, #fff, transparent); }
.marcas-track-container::after  { right: 0; background: linear-gradient(to left, #fff, transparent); }

.marcas-track {
  display: flex;
  align-items: center;
  gap: 4rem;
  animation: marcas-scroll 18s linear infinite;
  width: max-content;
}
@keyframes marcas-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.marca-slide {
  flex-shrink: 0;
  width: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.marca-slide img { max-height: 70px; width: auto; object-fit: contain; }

/* ============================================================
   CONTACTO
   ============================================================ */
.contacto { background: var(--color-light); padding: 80px 0; }
.contacto-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; align-items: start; margin-top: 48px; }
.contacto-info h3 { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700; color: var(--color-dark); margin-bottom: 16px; }
.contacto-info p { color: var(--color-gray); margin-bottom: 32px; line-height: 1.75; }
.contact-items { display: flex; flex-direction: column; gap: 20px; }
.contact-item { display: flex; align-items: flex-start; gap: 16px; }
.contact-item-icon { width: 44px; height: 44px; background: var(--color-accent); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-item-icon svg { color: var(--color-white); }
.contact-item-text strong { display: block; font-family: var(--font-heading); font-weight: 700; font-size: 0.9rem; color: var(--color-dark); }
.contact-item-text span { font-size: 0.9rem; color: var(--color-gray); }

.contact-form { background: var(--color-white); padding: 40px; border-radius: 12px; box-shadow: 0 8px 40px rgba(0,0,0,0.08); }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-family: var(--font-heading); font-weight: 600; font-size: 0.85rem; color: var(--color-dark); margin-bottom: 6px; }
.form-group input,
.form-group textarea { width: 100%; padding: 12px 16px; border: 1.5px solid #ddd; border-radius: var(--radius); font-family: var(--font); font-size: 0.95rem; color: var(--color-dark); background: var(--color-white); transition: border-color var(--transition); outline: none; }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--color-accent); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-submit { width: 100%; padding: 14px; font-size: 1rem; letter-spacing: 1px; text-transform: uppercase; }
.form-submit:disabled { opacity: 0.6; cursor: not-allowed; }
.form-message { margin-top: 16px; padding: 12px 16px; border-radius: var(--radius); font-size: 0.9rem; font-weight: 600; display: none; }
.form-message.success { background: #d4edda; color: #155724; display: block; }
.form-message.error   { background: #f8d7da; color: #721c24; display: block; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: #1a1a2e; color: rgba(255,255,255,0.75); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer-brand img { height: 48px; margin-bottom: 16px; filter: brightness(10); }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; margin-bottom: 20px; }
.footer-metodos h4,
.footer-col h4 { font-family: var(--font-heading); font-weight: 700; font-size: 0.95rem; color: var(--color-white); margin-bottom: 16px; text-transform: uppercase; letter-spacing: 1px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 0.9rem; color: rgba(255,255,255,0.65); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--color-accent); }
.metodos-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 20px; }
.metodo-item { background: rgba(255,255,255,0.08); border-radius: 6px; padding: 8px; display: flex; align-items: center; justify-content: center; }
.metodo-item img { max-height: 28px; width: auto; filter: brightness(10) opacity(0.8); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; display: flex; align-items: center; justify-content: space-between; font-size: 0.82rem; }
.footer-bottom a { color: var(--color-accent); }

/* ============================================================
   AGRADECIMIENTO
   ============================================================ */
.thanks-section { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #1a1a2e 0%, #0f3460 100%); padding-top: 72px; text-align: center; }
.thanks-box { background: var(--color-white); border-radius: 16px; padding: 64px 48px; max-width: 560px; box-shadow: 0 20px 60px rgba(0,0,0,0.3); }
.thanks-icon { width: 80px; height: 80px; background: rgba(7,158,240,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 24px; }
.thanks-icon svg { color: var(--color-accent); }
.thanks-box h1 { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 800; color: var(--color-dark); margin-bottom: 12px; }
.thanks-box p { color: var(--color-gray); margin-bottom: 32px; font-size: 1rem; line-height: 1.7; }

/* ============================================================
   PROMO1
   ============================================================ */
.promo-hero { min-height: 100vh; background-image: url('../img/promo-imagen.jpeg'); background-size: cover; background-position: center; display: flex; align-items: center; position: relative; padding-top: 72px; }
.promo-hero::before { content: ''; position: absolute; inset: 0; background: rgba(0,0,0,0.55); }
.promo-hero-content { position: relative; z-index: 1; text-align: center; }
.promo-hero-content h1 { font-family: var(--font-heading); font-size: 3rem; font-weight: 800; color: var(--color-white); margin-bottom: 20px; }
.promo-hero-content p { font-size: 1.15rem; color: rgba(255,255,255,0.9); max-width: 560px; margin: 0 auto 32px; }

/* ============================================================
   RESPONSIVE — TABLET
   ============================================================ */
@media (max-width: 1024px) {
  .nosotros-row { grid-template-columns: 1fr; }
  .nosotros-row--reverse .nosotros-row-img { order: -1; }
  .nosotros-row-text { padding: 2.5rem; }
  .contacto-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   RESPONSIVE — MOBILE
   ============================================================ */
@media (max-width: 768px) {
  .navbar-menu { display: none; position: absolute; top: 72px; left: 0; right: 0; background: var(--color-white); flex-direction: column; gap: 0; padding: 16px 0; box-shadow: 0 8px 20px rgba(0,0,0,0.1); }
  .navbar-menu.open { display: flex; }
  .navbar-menu a { padding: 12px 24px; width: 100%; }
  .navbar-menu a::after { display: none; }
  .navbar-phone { display: none; }
  .navbar-toggle { display: flex; }


  .section-title { font-size: 1.6rem; }

  .nosotros-row-img { min-height: 280px; }
  .nosotros-row-text { padding: 2rem 1.5rem; }
  .nosotros-row-text h3 { font-size: 1.2rem; }

  .marca-slide { width: 120px; }
  .marcas-track { gap: 2.5rem; }

  .contact-form { padding: 28px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .metodos-grid { grid-template-columns: repeat(2, 1fr); }

  .promo-hero-content h1 { font-size: 2rem; }
  .thanks-box { padding: 40px 24px; margin: 0 16px; }
}