/* ===== Pasha Energy — Diseño 1: Corporativo Azul Confiable ===== */

:root {
  --navy: #0b2e4f;
  --navy-dark: #071f38;
  --blue: #14548c;
  --blue-light: #eaf2f9;
  --steel: #4d7ea8;
  --accent: #d98a2b;
  --accent-dark: #b56f1c;
  --ink: #1c2733;
  --ink-soft: #56616c;
  --paper: #ffffff;
  --paper-alt: #f4f7fa;
  --border: #e1e8ef;
  --radius: 6px;
  --container: 1180px;
  --font-body: 'Barlow', 'Segoe UI', sans-serif;
  --font-head: 'Barlow Condensed', 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--navy-dark);
  margin: 0 0 16px;
  letter-spacing: 0.2px;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

.section-eyebrow {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-dark);
  margin-bottom: 10px;
}
.section-eyebrow.light { color: var(--accent); }

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); }
.btn-ghost { border-color: rgba(255,255,255,0.7); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,0.12); }
.btn-block { width: 100%; }

/* Header */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(7, 31, 56, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
}
.logo { display: flex; align-items: center; gap: 12px; color: #fff; margin-right: auto; }
.logo-img { height: 60px; width: auto; max-width: 100%; object-fit: contain; display: block; }
.main-nav { display: flex; align-items: center; gap: 30px; }
.main-nav a { color: #dce6f0; font-weight: 500; font-size: 15px; transition: color .2s; }
.main-nav a:hover { color: var(--accent); }
.nav-cta {
  background: var(--accent);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: var(--radius);
}
.nav-cta:hover { background: var(--accent-dark); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: #fff; }

/* Hero */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  color: #fff;
  overflow: hidden;
}
.hero-media { position: absolute; inset: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(7,31,56,0.94) 0%, rgba(7,31,56,0.82) 40%, rgba(11,46,79,0.55) 75%, rgba(11,46,79,0.35) 100%);
}
.hero-content { position: relative; z-index: 2; padding-top: 88px; max-width: 720px; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 18px;
}
.hero h1 {
  color: #fff;
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.1;
  margin-bottom: 20px;
}
.hero-lead { font-size: 18px; color: #d7e2ec; max-width: 600px; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }

/* Stats */
.stats { background: var(--navy); padding: 40px 0; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat-num { display: block; font-family: var(--font-head); font-size: 40px; font-weight: 800; color: var(--accent); }
.stat-label { display: block; font-size: 13px; color: #b9c9d8; text-transform: uppercase; letter-spacing: 1px; margin-top: 4px; }

/* Proposal */
.proposal { padding: 100px 0 80px; background: var(--paper); }
.proposal h2 {
  font-size: clamp(24px, 3vw, 32px);
  max-width: 900px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}
.proposal-grid {
  margin-top: 50px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.proposal-card {
  background: var(--paper-alt);
  border: 1px solid var(--border);
  border-top: 3px solid var(--blue);
  border-radius: var(--radius);
  padding: 30px 26px;
}
.proposal-card h3 { font-size: 21px; color: var(--navy); margin-bottom: 10px; }
.proposal-card p { color: var(--ink-soft); font-size: 15px; margin: 0; }

/* Feature photo */
.feature-photo { position: relative; }
.feature-photo img { width: 100%; height: 420px; object-fit: cover; }
.feature-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(to top, rgba(7,31,56,0.9), transparent);
  padding: 40px 24px 30px;
}
.feature-caption p {
  color: #fff;
  font-family: var(--font-head);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 600;
  max-width: 700px;
  margin: 0 auto;
}

/* Services */
.services { padding: 100px 0; background: var(--paper-alt); }
.services h2 { font-size: clamp(30px, 4vw, 42px); text-align: justify; }
.services .section-eyebrow { text-align: justify; }
.services-columns {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.service-group-title {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--navy);
  margin: 24px 0 4px;
}
.service-group-title:first-child { margin-top: 0; }
.service-list li {
  padding: 16px 0 16px 30px;
  border-bottom: 1px solid var(--border);
  position: relative;
  font-weight: 500;
  color: var(--ink);
  text-align: justify;
}
.service-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 24px;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 2px;
}

/* Products */
.products { padding: 100px 0; }
.products h2 { font-size: clamp(30px, 4vw, 42px); }
.products-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.product-card {
  background: var(--navy);
  color: #fff;
  padding: 26px 22px;
  border-radius: var(--radius);
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 600;
  border-left: 4px solid var(--accent);
  transition: transform .2s ease, background .2s ease;
}
.product-card:hover { background: var(--blue); transform: translateY(-4px); }

/* Mission */
.mission {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  background: var(--navy-dark);
}
.mission-media { min-height: 100%; }
.mission-media img { width: 100%; height: 100%; object-fit: cover; min-height: 420px; }
.mission-content { padding: 90px 60px; color: #dce6f0; }
.mission-content p { margin-bottom: 18px; font-size: 16px; }

/* Contact */
.contact { padding: 100px 0; background: var(--paper-alt); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
}
.contact h2 { font-size: clamp(28px, 3.5vw, 36px); }
.contact-lead { color: var(--ink-soft); margin-bottom: 26px; }
.contact-details li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 15px;
}
.contact-form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact-form label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; color: var(--ink); }
.contact-form input, .contact-form textarea {
  font-family: var(--font-body);
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus { outline: 2px solid var(--steel); }

/* Footer */
.site-footer { background: var(--navy-dark); color: #b9c9d8; padding: 50px 0 30px; }
.footer-inner { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.footer-logo-img { height: 48px; width: auto; max-width: 100%; object-fit: contain; display: block; }
.footer-brand p { max-width: 320px; font-size: 14px; margin-top: 10px; }
.footer-meta { text-align: right; font-size: 13px; }
.footer-meta p { margin: 4px 0; }

@media (max-width: 900px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .proposal-grid { grid-template-columns: 1fr; }
  .services-columns { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .mission { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
  .footer-meta { text-align: left; }
}