/* ===== Constur — Revenue Management Consultancy ===== */
:root {
  --navy: #0d2438;
  --navy-light: #16405f;
  --gold: #c79552;
  --gold-light: #e0b878;
  --cream: #f7f4ee;
  --ink: #1c2b34;
  --muted: #5b6b74;
  --line: #e4ddce;
  --white: #ffffff;
  --radius: 6px;
  --maxw: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--cream);
  line-height: 1.6;
}
h1, h2, h3, h4 {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--navy);
  line-height: 1.2;
  margin: 0 0 0.6em;
  font-weight: 800;
  letter-spacing: -0.01em;
}
p { margin: 0 0 1em; color: var(--ink); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 0.8em;
  display: block;
}
.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary { background: var(--gold); color: var(--navy); }
.btn-primary:hover { background: var(--gold-light); }
.btn-outline { border-color: rgba(255,255,255,0.4); color: var(--white); }
.btn-outline:hover { border-color: var(--gold); color: var(--gold); }
.btn-dark { border-color: var(--navy); color: var(--navy); }
.btn-dark:hover { background: var(--navy); color: var(--white); }

/* Header */
header.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.nav-wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 24px; max-width: var(--maxw); margin: 0 auto;
}
.logo {
  font-family: "Inter", sans-serif;
  font-size: 1.5rem; font-weight: 700; color: var(--white);
  letter-spacing: 0.02em;
}
.logo span { color: var(--gold); }
nav.main-nav { display: flex; gap: 32px; align-items: center; }
nav.main-nav a {
  color: rgba(255,255,255,0.85); font-size: 0.92rem; font-weight: 500;
  padding: 6px 2px; border-bottom: 2px solid transparent;
}
nav.main-nav a:hover, nav.main-nav a.active { color: var(--white); border-color: var(--gold); }
.menu-toggle { display: none; background: none; border: none; color: var(--white); font-size: 1.6rem; cursor: pointer; }

/* Hero */
.hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--white);
  padding: 100px 0 90px;
}
.hero .container { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.hero h1 { color: var(--white); font-size: 2.6rem; margin-bottom: 0.4em; }
.hero p.lead { color: rgba(255,255,255,0.82); font-size: 1.1rem; max-width: 540px; }
.hero-actions { display: flex; gap: 16px; margin-top: 28px; flex-wrap: wrap; }
.hero-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.stat-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 22px;
}
.stat-card .num { font-family: "Inter", sans-serif; font-size: 2rem; color: var(--gold-light); font-weight: 700; }
.stat-card .label { font-size: 0.85rem; color: rgba(255,255,255,0.75); margin-top: 4px; }

/* Sections */
section { padding: 88px 0; }
section.alt { background: var(--white); }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* Cards grid */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
}
.card .icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: rgba(199,149,82,0.14); color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; margin-bottom: 18px; font-weight: 700;
  font-family: "Inter", sans-serif;
}
.card h3 { font-size: 1.15rem; margin-bottom: 0.4em; }
.card p { color: var(--muted); font-size: 0.95rem; margin-bottom: 0; }

/* Logos strip */
.brands-strip { background: var(--navy); padding: 28px 0; }
.brands-strip .container { display: flex; flex-wrap: wrap; gap: 28px; justify-content: center; align-items: center; }
.brands-strip span {
  color: rgba(255,255,255,0.7); font-size: 0.88rem; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.18); padding: 8px 16px; border-radius: 999px;
}

/* Process steps */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step { position: relative; padding-top: 8px; }
.step .step-num {
  font-family: "Inter", sans-serif; font-size: 2.2rem; color: var(--line);
  -webkit-text-stroke: 1.5px var(--gold); color: transparent;
  margin-bottom: 12px; display: block;
}
.step h3 { font-size: 1.05rem; }
.step p { color: var(--muted); font-size: 0.92rem; }

/* Bio */
.bio-wrap { display: grid; grid-template-columns: 340px 1fr; gap: 48px; align-items: start; }
.bio-photo {
  aspect-ratio: 3/4; border-radius: var(--radius);
  background: linear-gradient(150deg, var(--navy) 0%, var(--gold) 140%);
  display: flex; align-items: flex-end; padding: 24px; color: var(--white);
  position: relative; overflow: hidden;
}
.bio-photo img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.bio-photo .caption {
  position: relative; z-index: 1;
  background: linear-gradient(0deg, rgba(13,36,56,0.88) 0%, rgba(13,36,56,0) 100%);
  margin: -24px; padding: 60px 24px 24px; width: calc(100% + 48px);
}
.bio-photo .name { font-family: "Inter", sans-serif; font-size: 1.4rem; }
.bio-photo .role { font-size: 0.85rem; opacity: 0.85; }
.timeline { border-left: 2px solid var(--line); padding-left: 24px; margin-top: 24px; }
.timeline .t-item { margin-bottom: 22px; position: relative; }
.timeline .t-item::before {
  content: ""; position: absolute; left: -30px; top: 4px;
  width: 10px; height: 10px; border-radius: 50%; background: var(--gold);
}
.timeline .t-item .t-role { font-weight: 700; color: var(--navy); }
.timeline .t-item .t-company { color: var(--gold); font-weight: 600; font-size: 0.88rem; }
.timeline .t-item .t-period { color: var(--muted); font-size: 0.82rem; }

/* CTA band */
.cta-band {
  background: var(--navy); color: var(--white); text-align: center; padding: 70px 0;
}
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(255,255,255,0.8); max-width: 540px; margin: 0 auto 28px; }

/* Contact */
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info .item { display: flex; gap: 14px; margin-bottom: 22px; }
.contact-info .item .ico {
  width: 42px; height: 42px; border-radius: 8px; background: rgba(199,149,82,0.14);
  color: var(--gold); display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-info .item h4 { margin-bottom: 2px; font-size: 1rem; }
.contact-info .item p { color: var(--muted); font-size: 0.92rem; margin: 0; }
form.contact-form { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; }
form.contact-form label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: var(--navy); }
form.contact-form input, form.contact-form select, form.contact-form textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius);
  margin-bottom: 18px; font-family: inherit; font-size: 0.94rem; background: var(--cream);
}
form.contact-form textarea { resize: vertical; min-height: 110px; }

/* Social action buttons */
.contact-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 28px; }
.btn-wa, .btn-li {
  display: flex; align-items: center; gap: 8px;
  padding: 13.6px 28.8px; border-radius: 10px;
  font-size: 1rem; font-weight: 700; color: var(--white);
}
.btn-wa { background: #25d366; animation: pulse-wa 2s infinite; }
.btn-wa:hover { background: #1ebe5b; }
.btn-li { background: #0077b5; animation: pulse-li 2s infinite; }
.btn-li:hover { background: #006399; }

@keyframes pulse-wa {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); }
  70% { box-shadow: 0 0 0 12px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}
@keyframes pulse-li {
  0% { box-shadow: 0 0 0 0 rgba(0,119,181,0.5); }
  70% { box-shadow: 0 0 0 12px rgba(0,119,181,0); }
  100% { box-shadow: 0 0 0 0 rgba(0,119,181,0); }
}

/* Footer */
footer.site-footer { background: #08192a; color: rgba(255,255,255,0.65); padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.footer-grid h4 { color: var(--white); font-family: "Inter", sans-serif; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 16px; }
.footer-grid a { display: block; color: rgba(255,255,255,0.65); font-size: 0.9rem; margin-bottom: 10px; }
.footer-grid a:hover { color: var(--gold); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 22px; font-size: 0.82rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* Page hero (inner pages) */
.page-hero { background: var(--navy); color: var(--white); padding: 64px 0; }
.page-hero h1 { color: var(--white); margin-bottom: 6px; }
.breadcrumb { color: rgba(255,255,255,0.6); font-size: 0.85rem; }
.breadcrumb a:hover { color: var(--gold); }

/* Responsive */
@media (max-width: 900px) {
  .hero .container, .grid-3, .grid-4, .grid-2, .process, .bio-wrap, .contact-wrap, .footer-grid {
    grid-template-columns: 1fr;
  }
  nav.main-nav { position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: var(--navy);
    flex-direction: column; padding: 24px; gap: 8px; transform: translateX(100%); transition: transform 0.25s ease; }
  nav.main-nav.open { transform: translateX(0); }
  nav.main-nav a { padding: 14px 4px; border-bottom: 1px solid rgba(255,255,255,0.08); width: 100%; }
  .menu-toggle { display: block; }
  .hero h1 { font-size: 2rem; }
  section { padding: 60px 0; }
}