/* ICV Assessments - Classic Corporate Styles */
:root {
  --navy: #1a365d;
  --navy-light: #2c5282;
  --gray-dark: #2d3748;
  --gray: #4a5568;
  --gray-light: #e2e8f0;
  --gray-bg: #f7fafc;
  --white: #ffffff;
  --border: #cbd5e0;
  --accent: #1a365d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-dark);
  background: var(--white);
}

/* Layout */
.site-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  background: var(--white);
  border-bottom: 3px solid var(--navy);
  padding: 20px 0;
}

.site-header .site-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.site-logo {
  display: block;
  height: 56px;
  width: auto;
}

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a {
  display: block;
  padding: 12px 20px;
  color: var(--gray-dark);
  text-decoration: none;
  font-size: 15px;
  border: 1px solid transparent;
}

.main-nav a:hover {
  background: var(--gray-bg);
  color: var(--navy);
}

.main-nav .nav-validate {
  background: var(--navy);
  color: var(--white);
  margin-left: 8px;
  font-weight: bold;
}

.main-nav .nav-validate:hover {
  background: var(--navy-light);
  color: var(--white);
}

/* Main content */
.main-content {
  padding: 48px 0 64px;
  min-height: 60vh;
}

.page-title {
  font-size: 28px;
  font-weight: normal;
  color: var(--navy);
  margin: 0 0 32px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--gray-light);
}

h2 {
  font-size: 20px;
  font-weight: normal;
  color: var(--navy);
  margin: 32px 0 16px;
}

h3 {
  font-size: 17px;
  font-weight: normal;
  color: var(--gray-dark);
  margin: 24px 0 12px;
}

p {
  margin: 0 0 16px;
  color: var(--gray);
}

/* Hero / Banner */
.hero {
  background: var(--gray-bg);
  border: 1px solid var(--border);
  padding: 48px 0;
  margin-bottom: 48px;
}

.hero-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.hero-text h1 {
  font-size: 32px;
  font-weight: normal;
  color: var(--navy);
  margin: 0 0 16px;
}

.hero-text p {
  margin: 0;
  max-width: 560px;
}

.hero-image img {
  max-height: 180px;
  width: auto;
  display: block;
}

/* Value grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin: 40px 0;
}

.value-card {
  border: 1px solid var(--border);
  padding: 24px;
  background: var(--white);
}

.value-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--navy);
}

.value-card p {
  margin: 0;
  font-size: 15px;
}

/* Certification cards on home */
.cert-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 40px 0;
}

.cert-card {
  border: 2px solid var(--border);
  padding: 28px;
  text-decoration: none;
  color: inherit;
  display: block;
  background: var(--white);
}

.cert-card:hover {
  border-color: var(--navy);
  background: var(--gray-bg);
}

.cert-card h3 {
  margin: 0 0 12px;
  font-size: 20px;
  color: var(--navy);
}

.cert-card p {
  margin: 0;
  font-size: 15px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  background: var(--navy);
  color: var(--white);
  text-decoration: none;
  border: none;
  font-family: inherit;
  font-size: 15px;
  cursor: pointer;
}

.btn:hover {
  background: var(--navy-light);
}

.btn-secondary {
  background: var(--white);
  color: var(--navy);
  border: 2px solid var(--navy);
}

.btn-secondary:hover {
  background: var(--gray-bg);
}

/* Certificate validation page */
.validation-box {
  max-width: 560px;
  border: 2px solid var(--border);
  padding: 32px;
  background: var(--gray-bg);
  margin-bottom: 32px;
}

.validation-box h2 {
  margin-top: 0;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: bold;
  color: var(--gray-dark);
}

.form-group input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  font-family: inherit;
  font-size: 16px;
}

.form-group input:focus {
  outline: none;
  border-color: var(--navy);
}

.validation-result {
  margin-top: 24px;
  padding: 24px;
  border: 2px solid var(--border);
  background: var(--white);
  display: none;
}

.validation-result.visible {
  display: block;
}

.validation-result.valid {
  border-color: #276749;
  background: #f0fff4;
}

.validation-result.invalid {
  border-color: #c53030;
  background: #fff5f5;
}

/* Footer */
.site-footer {
  background: var(--navy);
  color: var(--white);
  padding: 40px 0 24px;
  margin-top: 64px;
}

.site-footer a {
  color: var(--white);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 40px;
  margin-bottom: 32px;
  align-items: start;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-about p {
  color: rgba(255, 255, 255, 0.9);
  margin: 0 0 8px;
  font-size: 14px;
}

.footer-contact p {
  margin: 0 0 6px;
  font-size: 14px;
}

.footer-logos {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-logos img {
  height: 48px;
  width: auto;
  opacity: 0.95;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
}

/* Accreditation strip (optional) */
.accreditation-strip {
  background: var(--gray-bg);
  border-top: 1px solid var(--border);
  padding: 20px 0;
}

.accreditation-strip .site-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.accreditation-strip img {
  height: 40px;
  width: auto;
}

/* Lists */
ul {
  margin: 0 0 16px;
  padding-left: 24px;
  color: var(--gray);
}

ul li {
  margin-bottom: 8px;
}

/* Utility */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }