/* ==========================================================================
   C. RODRÍGUEZ PINTORES Y OBRA BLANCA — DESIGN SYSTEM
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700;800;900&family=DM+Sans:wght@400;500;700&display=swap');

:root {
  --color-primary:       #158076;
  --color-primary-hover: #10685e;
  --color-secondary:     #545b6a;
  --color-accent-light:  #ece7e3;
  --color-bg-light:      #f4f7f6;
  --color-bg-white:      #ffffff;
  --color-bg-dark:       #1b1e24;
  --color-text-dark:     #1b1e24;
  --color-text-muted:    #4e5564;
  --color-text-light:    #ffffff;
  --color-whatsapp:      #12874A;
  --color-whatsapp-hover:#0e6e3d;
  --color-warning:       #e67e22;

  --font-title: 'Montserrat', sans-serif;
  --font-body:  'DM Sans', sans-serif;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;

  --shadow-sm: 0 4px 10px rgba(84,91,106,.06);
  --shadow-md: 0 10px 25px rgba(84,91,106,.10);
  --shadow-lg: 0 20px 40px rgba(30,162,146,.14);

  --transition: .3s cubic-bezier(.25,.8,.25,1);
  --transition-fast: .15s ease;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
ul { list-style: none; }
a { text-decoration: none; color: inherit; transition: color var(--transition-fast); }
button { font-family: inherit; cursor: pointer; }
img { max-width: 100%; display: block; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--color-text-dark);
  background: var(--color-bg-light);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3,h4 {
  font-family: var(--font-title);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text-dark);
}

/* ── UTILITIES ── */
.section-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 90px 24px;
}
.align-center { text-align: center; }
.section-subtitle {
  display: block;
  color: var(--color-primary);
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 12px;
}
.section-title { font-size: 2.2rem; margin-bottom: 16px; }
.section-desc {
  max-width: 640px;
  margin: 0 auto 50px;
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* ── NAVBAR ── */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 2px solid rgba(30,162,146,.1);
  box-shadow: var(--shadow-sm);
}
.header-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand-logo { height: 52px; width: auto; }
.main-nav ul { display: flex; gap: 4px; }
.main-nav a {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .92rem;
  color: var(--color-secondary);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
}
.main-nav a:hover { color: var(--color-primary); background: rgba(30,162,146,.06); }

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  flex-direction: column;
  gap: 6px;
  width: 28px;
}
.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--color-secondary);
  border-radius: 3px;
  transition: transform var(--transition), opacity var(--transition);
}
.mobile-menu-toggle.active span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.mobile-menu-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-menu-toggle.active span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* ── BUTTONS ── */
.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-whatsapp);
  color: #fff;
  font-family: var(--font-title);
  font-weight: 800;
  border-radius: 50px;
  border: none;
  box-shadow: 0 4px 15px rgba(37,211,102,.28);
  transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
}
.whatsapp-btn:hover {
  background: var(--color-whatsapp-hover);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 25px rgba(37,211,102,.45);
}
.whatsapp-btn-small { padding: 11px 22px; font-size: .9rem; }
.whatsapp-btn-large { padding: 18px 36px; font-size: 1.1rem; }

@keyframes pulse {
  0%   { box-shadow: 0 0 0 0   rgba(37,211,102,.5); }
  70%  { box-shadow: 0 0 0 18px rgba(37,211,102,0);  }
  100% { box-shadow: 0 0 0 0   rgba(37,211,102,0);  }
}
.pulse-animation { animation: pulse 2.5s infinite; }

/* ── HERO ── */
.hero-section {
  padding: 70px 0 0;
  background: linear-gradient(135deg, #fff 0%, var(--color-bg-light) 100%);
  border-bottom: 2px solid rgba(30,162,146,.08);
  overflow: hidden;
}
.hero-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 0;
  align-items: flex-end;
}
.hero-text-content {
  order: 1;
  padding-bottom: 70px;
}
.hero-image-content {
  order: 2;
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
}
.hero-badge {
  display: inline-block;
  background: rgba(30,162,146,.08);
  color: var(--color-primary);
  border: 1.5px solid rgba(30,162,146,.25);
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .82rem;
  padding: 6px 14px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 20px;
}
#hero-main-title {
  font-size: 2.85rem;
  font-weight: 900;
  letter-spacing: -.03em;
  margin-bottom: 22px;
}
.hero-description {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  margin-bottom: 34px;
  max-width: 520px;
}
.cta-wrapper { margin-bottom: 28px; }
.cta-subtitle {
  display: block;
  font-size: .9rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-top: 12px;
}
.hero-trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 10px;
}
.trust-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .9rem;
  font-weight: 700;
  color: var(--color-secondary);
}
.trust-badge svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* Pintor integrado sin fondo */
.hero-painter-img {
  width: 100%;
  max-width: 480px;
  height: auto;
  object-fit: contain;
  object-position: bottom center;
  mix-blend-mode: multiply;
  display: block;
  margin-bottom: 0;
}

/* ── SVG ICONS ── */
.svg-icon {
  width: 38px;
  height: 38px;
  stroke: var(--color-primary);
  stroke-width: 2.2;
  transition: transform var(--transition);
}
.card-icon-wrapper {
  background: rgba(30,162,146,.08);
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  transition: background var(--transition);
}

/* ── CONTEXTS (4 TARJETAS INTERACTIVAS) ── */
.contexts-section { background: var(--color-bg-white); }
.contexts-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 22px;
}
.context-card {
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  border: 2px solid transparent;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}
.context-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.context-short { font-size: .97rem; color: var(--color-text-muted); flex-grow: 1; }
.context-details {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height var(--transition), opacity var(--transition), margin-top var(--transition);
}
.context-full {
  font-size: .92rem;
  background: var(--color-bg-white);
  padding: 14px;
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  color: var(--color-text-dark);
}
.card-action-btn {
  display: block;
  text-align: center;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 14px;
  border-radius: 30px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .85rem;
  transition: background var(--transition-fast);
}
.card-action-btn:hover { background: var(--color-primary-hover); }
.interactive-cue {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: rgba(30,162,146,.08);
  display: flex; align-items: center; justify-content: center;
  align-self: center;
  margin-top: 14px;
  transition: transform var(--transition), background var(--transition);
}
.interactive-cue svg { width: 16px; height: 16px; fill: var(--color-primary); }

.context-card:hover {
  transform: translateY(-7px);
  box-shadow: var(--shadow-md);
  border-color: rgba(30,162,146,.25);
}
.context-card:hover .svg-icon { transform: scale(1.1); }
.context-card:hover .card-icon-wrapper { background: rgba(30,162,146,.14); }

.context-card.active {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  background: var(--color-bg-white);
}
.context-card.active .context-details { max-height: 350px; opacity: 1; margin-top: 16px; }
.context-card.active .interactive-cue { transform: rotate(180deg); background: var(--color-primary); }
.context-card.active .interactive-cue svg { fill: #fff; }

/* ── ABOUT ── */
.about-section { background: var(--color-accent-light); }
.about-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 56px;
  align-items: center;
}
.profile-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 8px solid #fff;
  max-width: 380px;
  position: relative;
}
.profile-img { width: 100%; height: auto; object-fit: cover; }
.profile-overlay {
  position: absolute;
  bottom: 0; left: 0; width: 100%;
  padding: 28px 20px;
  background: linear-gradient(to top, rgba(27,30,36,.95) 0%, rgba(27,30,36,.4) 60%, transparent 100%);
}
.profile-title { display: block; font-family: var(--font-title); font-weight: 700; font-size: 1.2rem; color: #fff; margin-bottom: 4px; }
.profile-subtitle { display: block; font-size: .88rem; color: rgba(255,255,255,.8); }
.about-title { font-size: 2.3rem; font-weight: 900; margin-bottom: 20px; }
.highlight-text { font-size: 1.18rem; font-weight: 700; color: var(--color-primary); margin-bottom: 22px; }
.patrimonio-list { display: flex; flex-direction: column; gap: 14px; margin-top: 18px; }
.patrimonio-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1rem;
}
.patrimonio-list svg { stroke: var(--color-primary); flex-shrink: 0; }

/* ── REELS ── */
.gallery-section { background: var(--color-bg-white); }
.reels-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 24px;
}
.reel-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(84,91,106,.08);
  aspect-ratio: 9/16;
  max-width: 340px;
  margin: 0 auto;
  width: 100%;
  background: var(--color-bg-light);
  transition: box-shadow var(--transition), transform var(--transition);
}
.reel-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.reel-iframe { width: 100%; height: 100%; border: none; }

/* ── SERVICIOS ── */
.services-section { background: var(--color-bg-light); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 28px;
}
.service-item-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
}
.service-img-wrapper { height: 220px; overflow: hidden; }
.service-card-img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition); }
.service-content-body { padding: 28px 22px; flex-grow: 1; }
.service-item-card h3 { font-size: 1.3rem; margin-bottom: 10px; }
.service-item-card p { font-size: .97rem; color: var(--color-text-muted); }
.service-item-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-color: var(--color-primary); }
.service-item-card:hover .service-card-img { transform: scale(1.08); }

/* ── GARANTÍA ── */
.warranty-section { background: var(--color-bg-white); border-top: 1.5px solid rgba(84,91,106,.08); }
.warranty-wrapper { max-width: 1140px; margin: 0 auto; padding: 90px 24px; }
.options-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin: 36px 0;
}
.option-card {
  background: var(--color-bg-light);
  border: 2px solid rgba(30,162,146,.15);
  padding: 32px;
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}
.option-card:hover { border-color: var(--color-primary); }
.option-card h3 { color: var(--color-primary); font-size: 1.35rem; margin-bottom: 14px; }
.option-card p { color: var(--color-text-muted); }
.warning-callout {
  background: #fef5f0;
  border-left: 5px solid var(--color-warning);
  padding: 22px;
  border-radius: var(--radius-sm);
  margin-bottom: 36px;
  color: #7f2c21;
}
.warranty-bullet-points {
  background: var(--color-bg-light);
  padding: 36px;
  border-radius: var(--radius-md);
  border: 1.5px solid rgba(84,91,106,.08);
}
.warranty-bullet-points h3 { margin-bottom: 22px; }
.warranty-bullet-points ul { display: flex; flex-direction: column; gap: 14px; margin-bottom: 18px; }
.warranty-bullet-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}
.warranty-bullet-points li svg { stroke: var(--color-primary); flex-shrink: 0; }
.warranty-note { font-size: .88rem; color: var(--color-text-muted); }

/* ── FAQ ── */
.faq-section { background: var(--color-bg-light); }
.faq-accordion-wrapper { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--color-bg-white);
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(84,91,106,.1);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all var(--transition);
}
.faq-question-btn {
  width: 100%;
  background: none;
  border: none;
  padding: 22px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-family: var(--font-title);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-dark);
  cursor: pointer;
}
.faq-icon-arrow {
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-primary);
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}
.faq-answer {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  padding: 0 24px;
  transition: all var(--transition);
}
.faq-answer p { color: var(--color-text-muted); margin-bottom: 14px; }
.faq-item.active { border-color: var(--color-primary); box-shadow: var(--shadow-md); }
.faq-item.active .faq-icon-arrow { transform: rotate(45deg); }
.faq-item.active .faq-answer { max-height: 400px; opacity: 1; padding-bottom: 22px; }

/* ── FINAL CTA ── */
.final-cta-section { background: var(--color-bg-white); padding: 100px 24px; }
.cta-card-wrapper {
  max-width: 960px;
  margin: 0 auto;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  color: #fff;
  padding: 72px 44px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.cta-card-wrapper h2 { color: #fff; font-size: 2.4rem; font-weight: 900; margin-bottom: 18px; }
.cta-card-wrapper p { font-size: 1.15rem; opacity: .95; margin-bottom: 36px; }

/* ── FOOTER ── */
.main-footer { background: var(--color-bg-dark); color: #a5acb8; }
.footer-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 70px 24px 40px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: 50px;
}
.footer-logo { height: 42px; width: auto; opacity: .85; margin-bottom: 20px; }
.footer-brand-column p { line-height: 1.6; margin-bottom: 16px; }
.footer-ext-link { color: var(--color-primary); font-weight: 700; font-size: .9rem; }
.footer-ext-link:hover { color: var(--color-primary-hover); }
.footer-links-column h3, .footer-coverage-column h3 { color: #fff; font-size: 1.1rem; margin-bottom: 18px; }
.footer-links-column ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links-column a:hover { color: var(--color-primary); }
.coverage-cities { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 16px; }
.coverage-cities li { color: #fff; font-size: .92rem; font-weight: 600; }
.coverage-warning { font-size: .82rem; color: var(--color-warning); background: rgba(230,126,34,.1); padding: 10px; border-radius: var(--radius-sm); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.06); padding: 28px 24px; text-align: center; font-size: .88rem; }

/* ── SCROLL REVEAL ── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity var(--transition), transform var(--transition); }
.reveal.revealed { opacity: 1; transform: translateY(0); }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  #hero-main-title { font-size: 2.35rem; }
  .contexts-grid { grid-template-columns: repeat(2,1fr); }
  .services-grid { grid-template-columns: repeat(2,1fr); }
  .reels-grid { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 768px) {
  body { font-size: 1rem; }
  .section-container { padding: 60px 20px; }
  .section-title { font-size: 1.7rem; }
  .section-desc { font-size: .95rem; margin-bottom: 36px; }

  /* Navbar mobile */
  .cta-header { display: none; }
  .mobile-menu-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 76px; left: 0;
    width: 100%;
    background: var(--color-bg-white);
    padding: 24px;
    transform: translateY(-200%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
    box-shadow: var(--shadow-md);
    z-index: 999;
  }
  .main-nav.active { transform: translateY(0); opacity: 1; pointer-events: all; }
  .main-nav ul { flex-direction: column; align-items: center; gap: 14px; }
  .whatsapp-btn-small { padding: 10px 16px; font-size: .82rem; gap: 6px; }
  .whatsapp-btn-small svg { width: 16px; height: 16px; }

  /* Hero mobile */
  .hero-container { grid-template-columns: 1fr; padding: 0 20px; text-align: center; }
  .hero-text-content { order: 1; padding-bottom: 30px; }
  .hero-image-content { order: 2; justify-content: center; }
  .hero-painter-img { max-width: 240px; margin: 0 auto; }
  .hero-trust-badges { justify-content: center; }
  #hero-main-title { font-size: 1.75rem; }
  .hero-description { font-size: 1.05rem; margin: 0 auto 24px; }
  .whatsapp-btn-large { padding: 14px 24px; font-size: .95rem; }
  .cta-subtitle { font-size: .82rem; }

  /* Grids */
  .contexts-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-title { font-size: 1.7rem; }
  .services-grid { grid-template-columns: 1fr; }
  .options-box { grid-template-columns: 1fr; }
  .reels-grid { grid-template-columns: 1fr; }

  /* Warranty */
  .warranty-wrapper { padding: 60px 20px; }
  .option-card { padding: 24px; }
  .warranty-bullet-points { padding: 24px; }

  /* FAQ */
  .faq-question-btn { padding: 18px 20px; font-size: 1rem; }

  /* Final CTA */
  .cta-card-wrapper { padding: 48px 24px; }
  .cta-card-wrapper h2 { font-size: 1.6rem; }

  /* Footer */
  .footer-container { grid-template-columns: 1fr; gap: 36px; padding: 50px 20px 30px; }
  .footer-bottom { padding: 20px; }
  .coverage-cities { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  body { font-size: .95rem; }
  .section-container { padding: 44px 16px; }
  .section-title { font-size: 1.4rem; }
  .header-container { padding: 10px 16px; }
  .brand-logo { height: 38px; }
  .main-nav { top: 62px; }
  #hero-main-title { font-size: 1.4rem; }
  .hero-description { font-size: .95rem; }
  .hero-painter-img { max-width: 180px; }
  .hero-badge { font-size: .72rem; padding: 4px 10px; }
  .whatsapp-btn-small { padding: 8px 12px; font-size: .75rem; }
  .whatsapp-btn-large { padding: 12px 18px; font-size: .88rem; gap: 8px; }
  .trust-badge { font-size: .78rem; gap: 5px; }
  .context-card { padding: 20px 16px; }
  .context-card h3 { font-size: 1rem; }
  .service-img-wrapper { height: 160px; }
  .service-content-body { padding: 20px 16px; }
  .service-item-card h3 { font-size: 1.1rem; }
  .about-title { font-size: 1.4rem; }
  .profile-card { max-width: 280px; margin: 0 auto; }
  .cta-card-wrapper { padding: 36px 20px; }
  .cta-card-wrapper h2 { font-size: 1.3rem; }
  .cta-card-wrapper p { font-size: .95rem; }
  .footer-logo { height: 32px; }
  .coverage-cities { grid-template-columns: 1fr; }
  .warranty-wrapper { padding: 44px 16px; }
  .faq-question-btn { padding: 14px 16px; font-size: .92rem; }
  .faq-icon-arrow { font-size: 1.2rem; }
  .reel-card { max-width: 280px; }
}