/* =========================================================
   Golau Insight Ltd - single commit stylesheet
   Updated emerald–olive hero + unified navigation + buttons
   ========================================================= */

/* =========================
   Variables
   ========================= */

:root {
  --emerald-dark: #173d30;
  --emerald-deep: #1f4b3a;
  --emerald-mid: #2f5f4c;
  --olive-soft: #6f7f62;
  --cream: #f4efe3;
  --cream-soft: rgba(250, 247, 240, 0.9);
  --cream-alt: rgba(255, 252, 246, 0.84);
  --gold-soft: #c2a166;
  --gold-deep: #a8874f;
  --charcoal: #2b2b2b;
  --charcoal-soft: #474747;
  --border-soft: rgba(31, 75, 58, 0.1);
  --shadow-soft: 0 10px 30px rgba(20, 30, 24, 0.08);
  --shadow-card: 0 14px 36px rgba(20, 30, 24, 0.1);
  --shadow-hero: 0 16px 40px rgba(0, 0, 0, 0.22);
  --max-width: 1180px;
  --radius-soft: 18px;
  --radius-pill: 999px;
  --transition: 0.3s ease;
}

/* =========================
   Base
   ========================= */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--charcoal);
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  background:
    radial-gradient(circle at 18% 12%, rgba(194, 161, 102, 0.12) 0%, transparent 24%),
    radial-gradient(circle at 82% 18%, rgba(47, 95, 76, 0.14) 0%, transparent 28%),
    radial-gradient(circle at 50% 58%, rgba(244, 239, 227, 0.7) 0%, transparent 34%),
    linear-gradient(180deg, #ece5d7 0%, #e4ddcc 32%, #d9dcca 62%, #e8e2d4 100%);
  background-attachment: fixed;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.05;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.7) 0.8px, transparent 1px);
  background-size: 8px 8px;
  mix-blend-mode: soft-light;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--emerald-deep);
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition);
}

a:hover,
a:focus {
  color: var(--olive-soft);
}

a:focus-visible,
button:focus-visible,
.btn:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--gold-soft);
  outline-offset: 3px;
}

p {
  margin: 0 0 1.2rem;
  color: var(--charcoal-soft);
}

ul,
ol {
  margin: 0 0 1.25rem 1.25rem;
}

li {
  margin-bottom: 0.55rem;
}

h1,
h2,
h3,
h4 {
  margin-top: 0;
  font-family: "Georgia", "Times New Roman", serif;
  line-height: 1.15;
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(2.6rem, 5vw, 4.4rem);
  margin-bottom: 0.75rem;
}

h2 {
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  margin-bottom: 1rem;
  color: var(--emerald-deep);
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  margin-bottom: 0.85rem;
  color: var(--emerald-deep);
}

small {
  font-size: 0.92rem;
}

.container {
  width: min(100% - 3rem, var(--max-width));
  margin-inline: auto;
}

/* =========================
   Header / Navigation (Updated H2)
   ========================= */

.site-header {
  position: relative;
  z-index: 12;
  background: linear-gradient(
    180deg,
    rgba(31, 75, 58, 0.92) 0%,
    rgba(47, 95, 76, 0.88) 100%
  );
  border-bottom: 1px solid rgba(194, 161, 102, 0.25);
  backdrop-filter: blur(4px);
}

.navbar {
  width: min(100% - 3rem, var(--max-width));
  margin: 0 auto;
  padding: 1.35rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.25rem;
}

.navbar .logo {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  text-decoration: none;
  white-space: nowrap;
}

.navbar .logo .brand-main {
  color: var(--cream);
  font-family: "Georgia", "Times New Roman", serif;
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.navbar .logo .brand-sub {
  color: var(--gold-soft);
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.navbar ul {
  list-style: none;
  display: flex;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
  align-items: center;
}

.navbar ul li a {
  color: var(--cream);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
}

.navbar ul li a:hover,
.navbar ul li a:focus {
  color: var(--gold-soft);
}

.navbar ul li a.active::after,
.navbar ul li a:hover::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.45rem;
  width: 100%;
  height: 2px;
  background: var(--gold-soft);
}

/* =========================
   HERO (Updated to approved emerald–olive)
   ========================= */

.hero-wrap {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 28%,
      rgba(245, 242, 232, 0.92) 0%,
      rgba(235, 229, 210, 0.55) 18%,
      rgba(47, 95, 76, 0.22) 38%,
      rgba(21, 68, 51, 0.88) 72%,
      rgba(10, 38, 30, 0.96) 100%
    ),
    linear-gradient(180deg,
      #2F5A47 0%,
      #3A6A52 45%,
      #1F4B3A 100%
    );
  color: var(--cream);
}

.hero-wrap::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 240, 0.18) 0%,
    rgba(255, 255, 240, 0.04) 40%,
    transparent 70%
  );
  pointer-events: none;
}

.hero-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  pointer-events: none;
  background-image: radial-gradient(circle,
    rgba(255, 255, 255, 0.35) 0.8px,
    transparent 1px
  );
  background-size: 8px 8px;
  mix-blend-mode: soft-light;
}

.hero {
  position: relative;
  z-index: 2;
  width: min(100% - 3rem, var(--max-width));
  margin: 0 auto;
  padding: 8rem 0 6.5rem;
  text-align: center;
}

/* Eyebrow preserved */
.hero .eyebrow {
  display: inline-block;
  margin-bottom: 1rem;
  padding: 0.42rem 0.85rem;
  border: 1px solid rgba(194, 161, 102, 0.45);
  border-radius: var(--radius-pill);
  color: var(--gold-soft);
  background: rgba(244, 239, 227, 0.07);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 980px;
  margin-inline: auto;
  color: #F5F2E8;
  text-shadow: 0 3px 14px rgba(0, 0, 0, 0.28);
}

.hero hr {
  width: 220px;
  max-width: 40%;
  margin: 1.1rem auto 2rem;
  border: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold-soft), transparent);
}

.hero p {
  max-width: 900px;
  margin: 0 auto 2.4rem;
  font-size: 1.14rem;
  line-height: 1.72;
  color: var(--charcoal);
  text-shadow: none;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1.1rem;
  flex-wrap: wrap;
  margin-top: 1.8rem;
}

.hero-note {
  margin-top: 2.5rem;
  font-size: 0.98rem;
  color: var(--charcoal);
  text-shadow: none;
}

/* =========================
   Buttons (Updated)
   ========================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0.95rem 1.75rem;
  border-radius: 14px;
  border: 2px solid transparent;
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background-color var(--transition),
    color var(--transition),
    border-color var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
  box-shadow: var(--shadow-hero);
}

.btn:hover,
.btn:focus {
  transform: translateY(-2px);
}

.btn-primary {
  background: #2F5A47;
  color: #F5F2E8;
  border: 2px solid var(--gold-soft);
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--gold-soft);
  color: var(--emerald-deep);
}

.btn-secondary {
  background: rgba(15, 52, 39, 0.82);
  color: #f7f1df;
  border-color: var(--gold-soft);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background: rgba(24, 72, 54, 0.92);
  color: #f7f1df;
}

/* =========================
   Page header / title
   ========================= */

.page-title,
.section-title,
.main-title,
.page-header h1,
.page-header .title,
main h1:not(.hero h1) {
  color: var(--emerald-deep);
  font-family: "Georgia", "Times New Roman", serif;
}

/* =========================
   Sections
   ========================= */

.section {
  padding: 5rem 0;
}

.section-intro {
  max-width: 780px;
  margin-bottom: 2.25rem;
}

.section-intro p:last-child {
  margin-bottom: 0;
}

/* =========================
   Cards / panels / text boxes
   ========================= */

.content-box,
.card,
.panel {
  background: var(--cream-soft);
  backdrop-filter: blur(6px);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-soft);
  box-shadow: var(--shadow-card);
  padding: 2rem;
}

.content-box.alt,
.card.alt,
.panel.alt {
  background: var(--cream-alt);
}

.content-box h2,
.card h2,
.panel h2,
.content-box h3,
.card h3,
.panel h3 {
  color: var(--emerald-deep);
}

.content-box p,
.card p,
.panel p,
.content-box li,
.card li,
.panel li {
  color: var(--charcoal);
}

.stack-lg > * + * {
  margin-top: 1.5rem;
}

/* =========================
   Grids
   ========================= */

.grid {
  display: grid;
  gap: 1.4rem;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* =========================
   Feature list
   =================