/* ============================================================
   HIDROVULK – styles.css
   Design System: Industrial Moderno · Naranja Rescate
============================================================ */

/* ─── Variables ─── */
:root {
  --color-bg-dark:     #1A1F2E;
  --color-bg-darker:   #131720;
  --color-accent:      #f91616;
  --color-accent-deep: #ea0c0c;
  --color-white:       #F8FAFC;
  --color-gray-light:  #F1F5F9;
  --color-gray-mid:    #CBD5E1;
  --color-gray-text:   #64748B;
  --color-text-dark:   #1E293B;

  --font-display: 'Montserrat', sans-serif;
  --font-body:    'Inter', sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-card:   0 4px 24px rgba(0,0,0,0.08);
  --shadow-card-hover: 0 12px 40px rgba(0,0,0,0.14);
  --shadow-dark-card:  0 4px 24px rgba(0,0,0,0.35);

  --transition: 0.3s ease;
  --nav-height: 72px;
}

/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text-dark);
  background-color: var(--color-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ─── Container ─── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Accent colour utility ─── */
.accent { color: var(--color-accent); }


/* ============================================================
   NAVBAR
============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background-color: #0F1117;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), background-color var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  border-bottom-color: var(--color-accent);
  background-color: rgba(15,17,23,0.97);
  box-shadow: 0 4px 32px rgba(247, 230, 219, 0.12);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Logo */
.nav-logo,
.footer-logo {
  display: flex;
  align-items: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.6rem;
  letter-spacing: -0.5px;
  line-height: 1;
}
.nav-logo_img {
  height: 80px;
  width: auto;
  object-fit: contain;
  display: block;
}

/* Nav list */
.nav-list {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--color-gray-mid);
  position: relative;
  padding-bottom: 4px;
  transition: color var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo__img {
  height: 40px;
  width: auto;
  object-fit: contain;
  display: block;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
}

.bar {
  display: block;
  width: 100%;
  height: 2.5px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: transform 0.35s ease, opacity 0.35s ease;
}

.hamburger.open .bar:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.open .bar:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open .bar:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }


/* ============================================================
   HERO
============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  background-image: url('assets/img/bg-hero.png');
  background-size: cover;
  background-position: center 40%;
  background-attachment: fixed;
}

/* Overlay: dark gradient with subtle diagonal stripe */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    115deg,
    rgba(19,23,32,0.93) 0%,
    rgba(19,23,32,0.80) 55%,
    rgba(234, 12, 12, 0.2) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 70%;
  max-width: 900px;
  padding: 80px 24px;
  margin: 0 auto 0 0;
  padding-left: max(24px, calc((100% - 1200px)/2 + 24px));
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-accent);
  background-color: rgba(249, 22, 22, 0.12);
  border: 1px solid rgba(249, 22, 22, 0.3);
  border-radius: 100px;
  padding: 6px 16px;
  margin-bottom: 28px;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 2.2vw, 2rem);
  line-height: 1.2;
  color: var(--color-white);
  letter-spacing: -0.5px;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: #94A3B8;
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.75;
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  padding: 16px 32px;
  border-radius: var(--radius-md);
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.btn-cta {
  background-color: var(--color-accent);
  color: #fff;
  box-shadow: 0 8px 24px rgba(249, 22, 22, 0.4);
}

.btn-cta:hover {
  background-color: var(--color-accent-deep);
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(249, 22, 22, 0.5);
}

.btn-cta:active { transform: translateY(0); }

.btn-hero { font-size: 1.05rem; padding: 18px 38px; }

.btn-whatsapp {
  background-color: #25D366;
  color: #fff;
  font-size: 1.1rem;
  padding: 20px 40px;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 28px rgba(37,211,102,0.35);
}

.btn-whatsapp:hover {
  background-color: #1ebe5b;
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(37,211,102,0.45);
}

.btn-whatsapp i { font-size: 1.4rem; }

/* Scroll hint arrow */
.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.hero-scroll-hint span {
  display: block;
  width: 22px;
  height: 22px;
  border-right: 2px solid var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  transform: rotate(45deg);
  animation: scrollBounce 1.6s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { opacity: 0.4; transform: rotate(45deg) translateY(0); }
  50%       { opacity: 1;   transform: rotate(45deg) translateY(6px); }
}


/* ============================================================
   SECTIONS – Common
============================================================ */
.section { padding: 96px 0; }

.section--light { background-color: var(--color-white); }
.section--gray  { background-color: var(--color-gray-light); }
.section--dark  { background-color: var(--color-bg-dark); }

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-eyebrow--light { color: var(--color-accent); }

.section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.5px;
  color: var(--color-text-dark);
  margin-bottom: 16px;
}

.section-title--light { color: var(--color-white); }

.section-subtitle {
  font-size: 1rem;
  color: var(--color-gray-text);
  max-width: 560px;
  margin: 0 auto;
}

.section-subtitle--light { color: #94A3B8; }

/* ─── Cards Grid ─── */
.cards-grid {
  display: grid;
  gap: 28px;
}

.cards-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

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


/* ============================================================
   NOSOTROS – Value Cards
============================================================ */
.value-card {
  background: var(--color-white);
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-accent);
}

.value-card__icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #FEF3E8, #FDE8D0);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--color-accent);
  margin-bottom: 20px;
}

.value-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text-dark);
  margin-bottom: 10px;
}

.value-card__text {
  font-size: 0.9rem;
  color: var(--color-gray-text);
  line-height: 1.7;
}


/* ============================================================
   SERVICIOS – Service Cards
============================================================ */
.service-card {
  position: relative;
  background-color: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  display: flex;
  align-items: flex-start;
  gap: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-dark-card);
  transition: background-color var(--transition), border-color var(--transition), transform var(--transition);
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(249, 22, 22, 0.06) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  background-color: rgba(255,255,255,0.07);
  border-color: rgba(249, 22, 22, 0.35);
  transform: translateY(-4px);
}

.service-card:hover::before { opacity: 1; }

/* Signature element: left accent stripe that slides in on hover */
.service-card__accent {
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-accent-deep));
  border-radius: 0 0 4px 0;
  transition: height 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.service-card:hover .service-card__accent { height: 100%; }

.service-card__icon-wrap {
  flex-shrink: 0;
  width: 54px;
  height: 54px;
  background-color: rgba(249, 22, 22, 0.12);
  border: 1px solid rgba(249, 22, 22, 0.25);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  color: var(--color-accent);
  transition: background-color var(--transition);
}

.service-card:hover .service-card__icon-wrap {
  background-color: rgba(249,115,22,0.20);
}

.service-card__body { flex: 1; }

.service-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-white);
  margin-bottom: 10px;
}

.service-card__text {
  font-size: 0.9rem;
  color: #94A3B8;
  line-height: 1.7;
}

/* ============================================================
   GRÚA – Cards + CTA
============================================================ */
.grua-card {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 36px 32px;
}

.grua-card__img {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #FEF3E8, #FDE8D0);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  color: var(--color-accent);
}

.grua-cta {
  display: flex;
  justify-content: center;
  margin-top: 48px;
}


/* ============================================================
   CONTACTO
============================================================ */
.section--contact {
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, #111827 100%);
  padding: 96px 0;
}

.contact-block {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(249, 22, 22, 0.15);
  border-radius: var(--radius-lg);
  padding: 60px 56px;
}

.contact-block__text { flex: 1; }

.contact-block__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--color-white);
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}

.contact-block__subtitle {
  font-size: 0.95rem;
  color: #94A3B8;
}

.contact-block__action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.contact-block__note {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: #64748B;
}

.contact-block__note i { color: var(--color-accent); }


/* ============================================================
   FAQ – Accordion
============================================================ */
.accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.accordion-item {
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.accordion-item.is-open {
  display: block;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(249, 22, 22, 0.08);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
  background-color: transparent;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-dark);
  text-align: left;
  transition: background-color var(--transition), color var(--transition);
}

.accordion-item.is-open .accordion-trigger {
  background-color: #FFF7F0;
  color: var(--color-accent-deep);
}

.accordion-icon {
  flex-shrink: 0;
  font-size: 0.8rem;
  color: var(--color-gray-text);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.accordion-item.is-open .accordion-icon {
  transform: rotate(180deg);
  color: var(--color-accent);
}

.accordion-panel {
  display: none;
  overflow: hidden;
  background-color: #FFFCF9;
}

.accordion-panel p {
  padding: 0 24px 22px;
  font-size: 0.93rem;
  color: var(--color-gray-text);
  line-height: 1.75;
}

.accordion-item.is-open .accordion-panel {
  max-height: 300px;
}


/* ============================================================
   FOOTER
============================================================ */
.footer {
  background-color: var(--color-bg-darker);
  padding-top: 72px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr 1.4fr;
  gap: 40px;
  padding-bottom: 56px;
}

.footer-logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.55rem;
  letter-spacing: -0.5px;
  line-height: 1;
  margin-bottom: 14px;
}

.footer-tagline {
  font-size: 0.9rem;
  color: #64748B;
  line-height: 1.6;
  max-width: 240px;
}

.footer-col--center { text-align: left; }

.footer-heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: 20px;
}

/* Footer nav links */
.footer-links { display: flex; flex-direction: column; gap: 10px; }

.footer-links a {
  font-size: 0.9rem;
  color: #64748B;
  transition: color var(--transition), padding-left var(--transition);
}

.footer-links a:hover {
  color: var(--color-accent);
  padding-left: 6px;
}

/* Footer contact list */
.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: #64748B;
}

.footer-contact-list i {
  width: 18px;
  color: var(--color-accent);
  font-size: 0.9rem;
}

.footer-contact-list a {
  color: #64748B;
  transition: color var(--transition);
}

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

/* Footer bottom strip */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-copy {
  font-size: 0.82rem;
  color: #475569;
}

.footer-powered {
  font-size: 0.82rem;
  color: #475569;
}

.powered-link {
  font-weight: 600;
  color: var(--color-gray-mid);
  border-bottom: 1px dotted #475569;
  transition: color var(--transition), border-color var(--transition);
}

.powered-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Footer – Horarios */
.footer-schedule-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-gray-mid);
  margin-bottom: 8px;
  margin-top: 16px;
}

.footer-schedule-label:first-of-type { margin-top: 0; }

.footer-schedule-label i { color: var(--color-accent); }

.footer-schedule {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 4px;
}

.footer-schedule li {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: #64748B;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  padding-bottom: 5px;
}

.footer-schedule .closed {
  color: #475569;
  font-style: italic;
}


/* ============================================================
   UBICACIÓN
============================================================ */
.ubicacion-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 40px;
  align-items: stretch;
}

.ubicacion-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.ubicacion-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.ubicacion-item__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #FEF3E8, #FDE8D0);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-accent);
}

.ubicacion-item__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.ubicacion-item__text {
  font-size: 0.88rem;
  color: var(--color-gray-text);
  line-height: 1.65;
}

.ubicacion-btn {
  margin-top: auto;
  align-self: flex-start;
}

.ubicacion-mapa {
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 420px;
  box-shadow: var(--shadow-card-hover);
  border: 1px solid #E2E8F0;
}

.ubicacion-mapa iframe {
  width: 100%;
  height: 100%;
  min-height: 420px;
  display: block;
}

/* Responsive */
@media (max-width: 768px) {
  .ubicacion-wrapper {
    grid-template-columns: 1fr;
  }

  .ubicacion-mapa {
    min-height: 300px;
  }

  .ubicacion-mapa iframe {
    min-height: 300px;
  }
}


/* ============================================================
   RESPONSIVE
============================================================ */

/* ─── Tablet (≤1024px) ─── */
@media (max-width: 1024px) {
  .cards-grid--4 { grid-template-columns: repeat(2, 1fr); }

  .contact-block {
    flex-direction: column;
    text-align: center;
    padding: 48px 36px;
    gap: 36px;
  }

  .contact-block__action { width: 100%; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-col:first-child { grid-column: 1 / -1; }
}

/* ─── Mobile (≤768px) ─── */
@media (max-width: 768px) {
  :root { --nav-height: 64px; }

  /* Hamburger visible */
  .hamburger { display: flex; }

  /* Mobile nav */
  .nav-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background-color: rgba(19,23,32,0.98);
    border-bottom: 2px solid var(--color-accent);
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
  }

  .nav-menu.open {
    max-height: 400px;
    padding: 16px 0;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0 24px;
  }

  .nav-link {
    display: block;
    padding: 14px 0;
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  .nav-link::after { display: none; }

  /* Hero */
  .hero {
    background-attachment: scroll;
    min-height: 100svh;
  }

  .hero-content {
    width: 100%;
    max-width: 100%;
    padding: 60px 24px;
    padding-left: 24px;
  }

  /* Sections */
  .section { padding: 72px 0; }
  .section-header { margin-bottom: 48px; }

  /* Value cards */
  .cards-grid--4 { grid-template-columns: 1fr; gap: 20px; }

  /* Service cards */
  .cards-grid--2 { grid-template-columns: 1fr; gap: 20px; }

  .service-card { flex-direction: column; gap: 16px; }

  /* Contact */
  .contact-block { padding: 36px 24px; }
  .btn-whatsapp { font-size: 0.95rem; padding: 16px 24px; text-align: center; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-col:last-child { grid-column: auto; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

/* ─── Small mobile (≤480px) ─── */
@media (max-width: 480px) {
  .hero-title { font-size: 1.75rem; line-height: 1.15; }
  .btn-hero   { font-size: 0.9rem;  padding: 15px 24px; }
}

/* ─── Reduced motion ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}