/* =========================================================
   SOLIDYN — Design tokens
   ========================================================= */
:root {
  --navy: #17375E;
  --navy-dark: #0F2540;
  --navy-mid: #1E4270;
  --gold: #9C7A3C;
  --gold-light: #C7A566;
  --ice: #E9EFF7;
  --ice-2: #F4F7FB;
  --white: #FFFFFF;
  --ink: #1E2430;
  --gray: #5B6472;
  --gray-light: #8A93A3;

  --font-head: "Segoe UI Semibold", "Segoe UI", -apple-system, BlinkMacSystemFont, "Roboto", "Helvetica Neue", Arial, sans-serif;
  --font-logo: "Segoe UI Black", "Segoe UI", -apple-system, BlinkMacSystemFont, "Roboto", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Segoe UI", -apple-system, BlinkMacSystemFont, "Roboto", "Helvetica Neue", Arial, sans-serif;

  --container: 1180px;
  --radius: 4px;
}

.icon-svg { width: 1em; height: 1em; display: inline-block; vertical-align: -0.125em; fill: currentColor; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--font-head); color: var(--navy); margin: 0 0 0.5em; font-weight: 700; }
p { margin: 0 0 1em; color: var(--gray); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; margin: 0; padding: 0; }

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--navy); color: var(--white);
  padding: 0.75em 1.25em; z-index: 1000;
}
.skip-link:focus { left: 0.5em; top: 0.5em; }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

.section-inner, .nav-inner, .footer-inner { max-width: var(--container); margin: 0 auto; padding: 0 1.75rem; }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.85em 1.7em; font-family: var(--font-head); font-weight: 700; font-size: 0.95rem;
  border-radius: var(--radius); cursor: pointer; border: 2px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover { background: var(--navy-mid); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(23,55,94,0.25); }
.btn-ghost { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-ghost:hover { background: var(--navy); color: var(--white); transform: translateY(-1px); }

/* =========================================================
   Header / Nav
   ========================================================= */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.site-header.scrolled { border-color: rgba(23,55,94,0.08); box-shadow: 0 2px 16px rgba(15,37,64,0.06); }

.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }

.brand { display: inline-flex; align-items: center; gap: 0.5rem; }
.brand-bar { width: 5px; height: 24px; background: var(--navy); display: inline-block; }
.brand-word { font-family: var(--font-logo); font-weight: 900; font-size: 1.35rem; color: var(--navy); letter-spacing: 0.02em; }

.main-nav { display: flex; align-items: center; gap: 2rem; }
.main-nav a { font-size: 0.95rem; font-weight: 600; color: var(--ink); position: relative; padding: 0.3em 0; }
.main-nav a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 2px; background: var(--gold);
  transition: right 0.2s ease;
}
.main-nav a:not(.nav-cta):hover::after { right: 0; }
.nav-cta {
  background: var(--navy); color: var(--white) !important; padding: 0.6em 1.3em; border-radius: var(--radius);
  font-family: var(--font-head);
}
.nav-cta:hover { background: var(--navy-mid); }

.nav-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; background: none; border: none; cursor: pointer;
}
.nav-toggle span { display: block; height: 2px; background: var(--navy); border-radius: 2px; }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  display: grid; grid-template-columns: 1fr 0.62fr; align-items: stretch; min-height: 92vh;
  padding-top: 76px;
}
.hero-left {
  display: flex; flex-direction: column; justify-content: center;
  padding: 3rem clamp(1.75rem, 5vw, 5rem);
}
.hero-left h1 {
  font-size: clamp(2.3rem, 4.2vw, 3.4rem); line-height: 1.12; margin-bottom: 0.5em;
  letter-spacing: -0.01em;
}
.hero-left h1 em { color: var(--gold); font-style: italic; }
.hero-sub { max-width: 34em; font-size: 1.08rem; }
.hero-actions { display: flex; gap: 1rem; margin: 1.5rem 0; flex-wrap: wrap; }
.hero-location { color: var(--gray-light); font-size: 0.9rem; margin-top: 1rem; }
.hero-location .icon-svg { color: var(--gold); margin-right: 0.4em; }

.hero-right { background: var(--navy); position: relative; overflow: hidden; }
.hero-right::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 26px 26px;
}
.hero-right::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 38%;
  background: var(--navy-dark);
}
.hero-right-inner { position: relative; height: 100%; display: flex; flex-direction: column; justify-content: space-between; padding: 3rem 2.5rem; z-index: 1; }
.est-label { font-family: var(--font-head); font-weight: 700; color: var(--ice); letter-spacing: 0.18em; font-size: 0.85rem; }
.est-rule { display: block; width: 42px; height: 2px; background: var(--gold); margin-top: 0.8rem; }
.hero-tags { display: flex; flex-direction: column; gap: 0.9rem; }
.hero-tags span { color: var(--ice); font-style: italic; font-size: 0.95rem; font-family: var(--font-head); }

/* =========================================================
   Section shells
   ========================================================= */
.section { padding: 6.5rem 0; }
.section-tint { background: var(--ice-2); }
.section-dark { background: var(--navy); }
.section-dark p { color: var(--ice); }
.section-dark h3 { color: var(--white); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--font-head);
  font-style: italic; font-weight: 700; color: var(--gold); font-size: 1rem; margin-bottom: 0.9rem;
}
.eyebrow-icon {
  width: 30px; height: 30px; border-radius: 50%; background: var(--ice);
  display: inline-flex; align-items: center; justify-content: center; color: var(--navy); font-size: 0.85rem;
}
.eyebrow-icon-dark { background: var(--navy-dark); color: var(--gold-light); }
.eyebrow-light { color: var(--gold-light); }

h2 { font-size: clamp(1.9rem, 3vw, 2.5rem); }
h2.light { color: var(--white); }
.section-lead { max-width: 42em; font-size: 1.08rem; }

/* =========================================================
   About
   ========================================================= */
.about-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 3.5rem; align-items: start; }
.about-text p { font-size: 1.02rem; }

.pull-quote {
  margin: 2rem 0 0; padding: 1.6rem 1.8rem; background: var(--ice-2); border-radius: var(--radius);
  display: flex; gap: 1rem; align-items: flex-start;
}
.pull-quote .icon-svg { color: var(--gold); font-size: 1.3rem; margin-top: 0.2em; flex-shrink: 0; }
.pull-quote p { font-family: var(--font-head); font-style: italic; font-weight: 700; color: var(--navy); margin: 0; font-size: 1.02rem; }

.about-stats { display: flex; flex-direction: column; gap: 1rem; }
.stat-card {
  background: var(--ice-2); border-radius: var(--radius); padding: 1.4rem;
  display: flex; align-items: center; gap: 1.2rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(15,37,64,0.08); }
.stat-icon {
  width: 56px; height: 56px; border-radius: 50%; background: var(--ice); color: var(--navy);
  display: flex; align-items: center; justify-content: center; font-size: 1.3rem; flex-shrink: 0;
}
.stat-big { font-family: var(--font-head); font-size: 1.5rem; font-weight: 700; color: var(--navy); }
.stat-card p { margin: 0.15rem 0 0; font-size: 0.92rem; }

/* =========================================================
   Capabilities
   ========================================================= */
.cap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; margin-top: 2.5rem; }
.cap-card {
  background: var(--white); border: 1px solid rgba(23,55,94,0.08); border-radius: var(--radius);
  padding: 1.8rem 1.5rem; transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.cap-card:hover { transform: translateY(-4px); box-shadow: 0 14px 28px rgba(15,37,64,0.1); border-color: transparent; }
.cap-icon {
  width: 54px; height: 54px; border-radius: 50%; background: var(--navy); color: var(--white);
  display: flex; align-items: center; justify-content: center; font-size: 1.25rem; margin-bottom: 1.2rem;
}
.cap-card h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.cap-card p { font-size: 0.9rem; margin: 0; }

/* =========================================================
   Client Approach
   ========================================================= */
.approach-track { display: flex; align-items: stretch; gap: 0.5rem; margin-top: 2.5rem; }
.approach-step {
  flex: 1; background: var(--ice-2); border-radius: var(--radius); padding: 1.8rem 1.5rem;
  text-align: center; position: relative;
}
.approach-step:nth-child(4n+1) { background: var(--ice-2); }
.approach-num { position: absolute; top: 1rem; left: 1.1rem; font-family: var(--font-head); font-weight: 700; color: var(--gold); font-size: 0.85rem; }
.approach-icon {
  width: 62px; height: 62px; border-radius: 50%; background: var(--navy); color: var(--white);
  display: flex; align-items: center; justify-content: center; font-size: 1.4rem; margin: 0.5rem auto 1.1rem;
}
.approach-step h3 { font-size: 1.05rem; }
.approach-step p { font-size: 0.88rem; margin: 0; }
.approach-arrow { display: flex; align-items: center; color: var(--gold); font-size: 1.1rem; flex-shrink: 0; }
.approach-footnote { text-align: center; font-style: italic; margin: 2.2rem auto 0; max-width: 46em; font-size: 0.95rem; }

/* =========================================================
   Why Us
   ========================================================= */
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem 3rem; margin-top: 2.5rem; }
.why-item { display: flex; gap: 1.1rem; align-items: flex-start; }
.why-check {
  width: 40px; height: 40px; border-radius: 50%; background: var(--navy-dark); color: var(--white);
  display: flex; align-items: center; justify-content: center; font-size: 0.95rem; flex-shrink: 0; margin-top: 0.15rem;
}
.why-item h3 { font-size: 1.1rem; margin-bottom: 0.3rem; }

/* =========================================================
   Contact
   ========================================================= */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: start; }
.contact-list { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.5rem; }
.contact-list li { display: flex; align-items: center; gap: 0.8rem; font-size: 1rem; color: var(--ink); }
.contact-list .icon-svg { color: var(--gold); width: 20px; }
.contact-list a:hover { color: var(--navy); text-decoration: underline; }

.contact-form { display: flex; flex-direction: column; gap: 0.4rem; background: var(--ice-2); padding: 2rem; border-radius: var(--radius); }
.contact-form label { font-family: var(--font-head); font-weight: 700; font-size: 0.85rem; color: var(--navy); margin-top: 0.6rem; }
.contact-form input, .contact-form textarea {
  font-family: var(--font-body); font-size: 0.95rem; padding: 0.7em 0.9em; border: 1px solid rgba(23,55,94,0.18);
  border-radius: var(--radius); background: var(--white); resize: vertical;
}
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--gold); }
.contact-form button { margin-top: 1rem; align-self: flex-start; }
.form-note { font-size: 0.78rem; color: var(--gray-light); font-style: italic; margin-top: 0.8rem; margin-bottom: 0; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer { background: var(--navy-dark); color: var(--ice); padding: 3.5rem 0 2rem; }
.footer-inner { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 1rem; }
.brand-footer .brand-bar { background: var(--gold); }
.brand-footer .brand-word { color: var(--white); }
.footer-tag { color: var(--gray-light); font-style: italic; margin: 0; }
.footer-nav { display: flex; gap: 1.75rem; flex-wrap: wrap; justify-content: center; margin: 0.5rem 0; }
.footer-nav a { color: var(--ice); font-size: 0.9rem; }
.footer-nav a:hover { color: var(--gold-light); }
.footer-copy { color: var(--gray-light); font-size: 0.82rem; margin: 1rem 0 0; }

/* =========================================================
   Reveal-on-scroll
   ========================================================= */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-right { min-height: 260px; }
  .hero-right-inner { padding: 2rem 2.5rem; }
  .hero-tags { flex-direction: row; flex-wrap: wrap; gap: 0.6rem 1.2rem; }
  .about-grid { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .approach-track { flex-direction: column; }
  .approach-arrow { transform: rotate(90deg); margin: -0.3rem auto; }
  .why-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .main-nav {
    position: fixed; top: 76px; left: 0; right: 0; background: var(--white);
    flex-direction: column; align-items: flex-start; gap: 0; padding: 1rem 1.75rem 1.5rem;
    box-shadow: 0 12px 24px rgba(15,37,64,0.1);
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: all 0.2s ease;
  }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .main-nav a { width: 100%; padding: 0.85em 0; border-bottom: 1px solid rgba(23,55,94,0.06); }
  .nav-cta { margin-top: 0.75em; text-align: center; }
  .nav-toggle { display: flex; }
  .cap-grid { grid-template-columns: 1fr; }
  .section { padding: 4.5rem 0; }
}