/* =============================================
   Bahrain Coverage Info - Main Stylesheet
   Soft Gradient UI Theme
   ============================================= */

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg-start: #dde8f8;
  --color-bg-end: #e8ddf8;
  --color-primary: #4a6fa5;
  --color-primary-dark: #2d4a7a;
  --color-accent: #7b5ea7;
  --color-accent-light: #a78bca;
  --color-text: #1e2a3a;
  --color-text-muted: #4a5568;
  --color-text-light: #718096;
  --color-white: #ffffff;
  --color-card: rgba(255, 255, 255, 0.88);
  --color-card-hover: rgba(255, 255, 255, 0.97);
  --color-border: rgba(74, 111, 165, 0.15);
  --color-shadow: rgba(74, 111, 165, 0.12);
  --color-shadow-deep: rgba(44, 62, 100, 0.18);
  --gradient-main: linear-gradient(135deg, #dde8f8 0%, #e8ddf8 100%);
  --gradient-hero: linear-gradient(135deg, #4a6fa5 0%, #7b5ea7 100%);
  --gradient-card: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(240,245,255,0.95) 100%);
  --gradient-accent: linear-gradient(135deg, #6a8fc5 0%, #9b7ec7 100%);
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-xl: 40px;
  --font-main: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 2px 12px var(--color-shadow);
  --shadow-md: 0 6px 28px var(--color-shadow);
  --shadow-lg: 0 12px 48px var(--color-shadow-deep);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background: var(--gradient-main);
  background-attachment: fixed;
  color: var(--color-text);
  line-height: 1.7;
  min-height: 100vh;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-accent);
}

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

/* --- Typography --- */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.1rem; }

p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

/* --- Layout --- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.container--wide {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 80px 0;
}

section:first-of-type {
  padding-top: 0;
}

/* --- Navigation --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 20px var(--color-shadow);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.18rem;
  color: var(--color-primary-dark);
  letter-spacing: -0.3px;
}

.nav__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-hero);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1rem;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav__links a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: var(--transition);
}

.nav__links a:hover,
.nav__links a.active {
  background: rgba(74, 111, 165, 0.1);
  color: var(--color-primary);
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: var(--transition);
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

.nav__mobile {
  display: none;
  flex-direction: column;
  background: rgba(255,255,255,0.97);
  border-top: 1px solid var(--color-border);
  padding: 12px 24px 20px;
}

.nav__mobile.open {
  display: flex;
}

.nav__mobile a {
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.nav__mobile a:last-child {
  border-bottom: none;
}

/* --- Hero --- */
.hero {
  position: relative;
  background: var(--gradient-hero);
  overflow: hidden;
  padding: 100px 24px 90px;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3Ccircle cx='30' cy='30' r='13'/%3E%3Ccircle cx='30' cy='30' r='6'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  animation: bgDrift 20s linear infinite;
}

@keyframes bgDrift {
  from { background-position: 0 0; }
  to { background-position: 60px 60px; }
}

.hero__waves {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero__wave-ring {
  position: absolute;
  border: 2px solid rgba(255,255,255,0.12);
  border-radius: 50%;
  animation: ripple 4s ease-out infinite;
}

.hero__wave-ring:nth-child(1) { width: 200px; height: 200px; top: 50%; left: 50%; transform: translate(-50%,-50%); animation-delay: 0s; }
.hero__wave-ring:nth-child(2) { width: 400px; height: 400px; top: 50%; left: 50%; transform: translate(-50%,-50%); animation-delay: 0.8s; }
.hero__wave-ring:nth-child(3) { width: 600px; height: 600px; top: 50%; left: 50%; transform: translate(-50%,-50%); animation-delay: 1.6s; }
.hero__wave-ring:nth-child(4) { width: 800px; height: 800px; top: 50%; left: 50%; transform: translate(-50%,-50%); animation-delay: 2.4s; }

@keyframes ripple {
  0% { opacity: 0.5; transform: translate(-50%, -50%) scale(0.85); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.1); }
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  margin: 0 auto;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.28);
  color: white;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.hero h1 {
  color: white;
  margin-bottom: 20px;
  text-shadow: 0 2px 16px rgba(0,0,0,0.18);
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.88);
  margin-bottom: 36px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta-group {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero__map {
  position: absolute;
  right: -60px;
  bottom: -40px;
  opacity: 0.07;
  width: 500px;
  pointer-events: none;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  outline: none;
}

.btn--primary {
  background: white;
  color: var(--color-primary-dark);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.btn--primary:hover {
  background: #f0f4ff;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,0,0,0.2);
  color: var(--color-primary-dark);
}

.btn--outline {
  background: rgba(255,255,255,0.15);
  color: white;
  border: 2px solid rgba(255,255,255,0.5);
}

.btn--outline:hover {
  background: rgba(255,255,255,0.25);
  color: white;
  transform: translateY(-2px);
}

.btn--ghost {
  background: rgba(74, 111, 165, 0.08);
  color: var(--color-primary);
  border: 1.5px solid rgba(74, 111, 165, 0.2);
}

.btn--ghost:hover {
  background: rgba(74, 111, 165, 0.15);
  color: var(--color-primary-dark);
}

/* --- Cards --- */
.card {
  background: var(--color-card);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.card:hover {
  background: var(--color-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
  box-shadow: 0 4px 14px rgba(107, 86, 165, 0.25);
}

.card__icon--blue {
  background: linear-gradient(135deg, #4a6fa5, #6a8fc5);
  box-shadow: 0 4px 14px rgba(74, 111, 165, 0.25);
}

.card__icon--purple {
  background: linear-gradient(135deg, #7b5ea7, #a078c8);
  box-shadow: 0 4px 14px rgba(123, 94, 167, 0.25);
}

.card__icon--teal {
  background: linear-gradient(135deg, #3a9fbf, #5abcd6);
  box-shadow: 0 4px 14px rgba(58, 159, 191, 0.25);
}

.card__icon--green {
  background: linear-gradient(135deg, #4a9e7c, #6abf9b);
  box-shadow: 0 4px 14px rgba(74, 158, 124, 0.25);
}

.card h3 {
  margin-bottom: 10px;
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header__eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(123, 94, 167, 0.08);
  border: 1px solid rgba(123, 94, 167, 0.18);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.section-header h2 {
  margin-bottom: 14px;
}

.section-header p {
  font-size: 1.05rem;
  max-width: 580px;
  margin: 0 auto;
}

/* --- Grid Layouts --- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* --- Stat Blocks --- */
.stat-block {
  background: var(--color-card);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.stat-block:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.stat-block__number {
  font-size: 2.4rem;
  font-weight: 800;
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-block__label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* --- Feature List --- */
.feature-list {
  list-style: none;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-list__icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-list__text strong {
  display: block;
  margin-bottom: 2px;
  color: var(--color-text);
  font-size: 0.97rem;
}

.feature-list__text span {
  font-size: 0.88rem;
  color: var(--color-text-light);
}

/* --- Info Banner --- */
.info-banner {
  background: linear-gradient(135deg, rgba(74, 111, 165, 0.08) 0%, rgba(123, 94, 167, 0.08) 100%);
  border: 1.5px solid rgba(74, 111, 165, 0.18);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin: 32px 0;
}

.info-banner__icon {
  font-size: 1.6rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.info-banner__text strong {
  display: block;
  color: var(--color-primary-dark);
  margin-bottom: 5px;
  font-size: 1rem;
}

.info-banner__text p {
  font-size: 0.93rem;
  margin: 0;
}

/* --- Disclaimer Banner --- */
.disclaimer {
  background: linear-gradient(135deg, rgba(123, 94, 167, 0.06) 0%, rgba(74, 111, 165, 0.06) 100%);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 20px 24px;
  margin: 32px 0;
}

.disclaimer p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin: 0;
}

.disclaimer strong {
  color: var(--color-accent);
}

/* --- Page Hero (inner pages) --- */
.page-hero {
  background: var(--gradient-hero);
  padding: 70px 24px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='20' cy='20' r='15'/%3E%3Ccircle cx='20' cy='20' r='9'/%3E%3Ccircle cx='20' cy='20' r='3'/%3E%3C/g%3E%3C/svg%3E");
}

.page-hero__content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  margin: 0 auto;
}

.page-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.18);
  border: 1px solid rgba(255,255,255,0.28);
  color: rgba(255,255,255,0.9);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.page-hero h1 {
  color: white;
  margin-bottom: 16px;
  text-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.page-hero p {
  color: rgba(255,255,255,0.85);
  font-size: 1.05rem;
  margin: 0;
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.83rem;
  color: rgba(255,255,255,0.65);
  justify-content: center;
  margin-bottom: 20px;
}

.breadcrumb a {
  color: rgba(255,255,255,0.65);
}

.breadcrumb a:hover {
  color: white;
}

.breadcrumb__sep {
  opacity: 0.5;
}

/* --- Two-Column Content --- */
.content-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.content-split--reverse {
  direction: rtl;
}

.content-split--reverse > * {
  direction: ltr;
}

.content-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

/* --- FAQ --- */
.faq-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  box-shadow: var(--shadow-md);
}

.faq-item__question {
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--color-text);
  gap: 16px;
}

.faq-item__question::after {
  content: '﹢';
  font-size: 1.4rem;
  color: var(--color-accent);
  flex-shrink: 0;
  line-height: 1;
  transition: var(--transition);
}

.faq-item.open .faq-item__question::after {
  content: '−';
}

.faq-item__answer {
  display: none;
  padding: 0 28px 22px;
  color: var(--color-text-muted);
  font-size: 0.97rem;
  line-height: 1.75;
  border-top: 1px solid var(--color-border);
  padding-top: 18px;
}

.faq-item.open .faq-item__answer {
  display: block;
}

/* --- Contact Form --- */
.form-group {
  margin-bottom: 22px;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  letter-spacing: 0.2px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 13px 18px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.85);
  font-family: var(--font-main);
  font-size: 0.95rem;
  color: var(--color-text);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  background: white;
  box-shadow: 0 0 0 3px rgba(74, 111, 165, 0.1);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-submit {
  background: var(--gradient-hero);
  color: white;
  border: none;
  padding: 14px 36px;
  border-radius: 999px;
  font-size: 0.97rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 18px rgba(74, 111, 165, 0.3);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(74, 111, 165, 0.4);
}

/* --- Contact Info Cards --- */
.contact-info-card {
  background: var(--color-card);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  align-items: flex-start;
  gap: 18px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.contact-info-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.contact-info-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-info-card__label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--color-accent);
  margin-bottom: 5px;
}

.contact-info-card__value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.45;
}

/* --- Process Steps --- */
.step-block {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}

.step-block:last-child {
  border-bottom: none;
}

.step-block__number {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--gradient-hero);
  color: white;
  font-weight: 800;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 3px 12px rgba(74, 111, 165, 0.3);
}

.step-block__content h4 {
  margin-bottom: 6px;
  color: var(--color-text);
}

.step-block__content p {
  font-size: 0.93rem;
  margin: 0;
}

/* --- Zone Tags --- */
.zone-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
}

.zone-tag--high {
  background: rgba(74, 158, 124, 0.12);
  color: #2d7a5e;
  border: 1px solid rgba(74, 158, 124, 0.25);
}

.zone-tag--medium {
  background: rgba(74, 111, 165, 0.12);
  color: #2d4a7a;
  border: 1px solid rgba(74, 111, 165, 0.25);
}

.zone-tag--variable {
  background: rgba(123, 94, 167, 0.12);
  color: #5a3a87;
  border: 1px solid rgba(123, 94, 167, 0.25);
}

/* --- Table --- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.data-table th {
  background: var(--gradient-hero);
  color: white;
  padding: 16px 20px;
  text-align: left;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.data-table td {
  padding: 15px 20px;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.93rem;
  color: var(--color-text-muted);
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background: rgba(74, 111, 165, 0.04);
}

/* --- Signal Indicator --- */
.signal-bar {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 24px;
}

.signal-bar__bar {
  width: 6px;
  border-radius: 2px;
  background: #d0d8e8;
}

.signal-bar__bar:nth-child(1) { height: 30%; }
.signal-bar__bar:nth-child(2) { height: 55%; }
.signal-bar__bar:nth-child(3) { height: 75%; }
.signal-bar__bar:nth-child(4) { height: 100%; }

.signal-bar--strong .signal-bar__bar { background: var(--gradient-accent); }
.signal-bar--medium .signal-bar__bar:nth-child(1),
.signal-bar--medium .signal-bar__bar:nth-child(2),
.signal-bar--medium .signal-bar__bar:nth-child(3) { background: var(--gradient-accent); }
.signal-bar--low .signal-bar__bar:nth-child(1),
.signal-bar--low .signal-bar__bar:nth-child(2) { background: var(--gradient-accent); }

/* --- Footer --- */
.footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.8);
  padding: 64px 0 28px;
  margin-top: 80px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer__brand-name {
  font-size: 1.1rem;
  font-weight: 800;
  color: white;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.footer__brand-icon {
  width: 32px;
  height: 32px;
  background: var(--gradient-accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.footer__brand-desc {
  font-size: 0.88rem;
  line-height: 1.7;
  margin-bottom: 20px;
  opacity: 0.75;
}

.footer__col-title {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer__links a:hover {
  color: white;
  padding-left: 4px;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer__copyright {
  font-size: 0.83rem;
  opacity: 0.55;
}

.footer__legal-links {
  display: flex;
  gap: 20px;
}

.footer__legal-links a {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.55);
}

.footer__legal-links a:hover {
  color: white;
}

/* --- Signal Map Visual --- */
.signal-map {
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.signal-map__island {
  position: relative;
  width: 100%;
  padding-bottom: 80%;
  margin: 0 auto;
}

.signal-map__svg-wrap {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- About Team Card --- */
.team-card {
  background: var(--color-card);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.team-card__avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--gradient-hero);
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: white;
}

.team-card h4 {
  margin-bottom: 4px;
}

.team-card__role {
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 12px;
}

/* --- Highlight Box --- */
.highlight-box {
  background: var(--gradient-hero);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  color: white;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.highlight-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='50' height='50' viewBox='0 0 50 50' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='25' cy='25' r='18' fill='none' stroke='%23ffffff' stroke-width='1' stroke-opacity='0.08'/%3E%3Ccircle cx='25' cy='25' r='10' fill='none' stroke='%23ffffff' stroke-width='1' stroke-opacity='0.08'/%3E%3C/svg%3E");
}

.highlight-box__content {
  position: relative;
  z-index: 1;
}

.highlight-box h2 {
  color: white;
  margin-bottom: 14px;
}

.highlight-box p {
  color: rgba(255,255,255,0.85);
  font-size: 1.05rem;
  margin-bottom: 28px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  section { padding: 56px 0; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .content-split { grid-template-columns: 1fr; gap: 32px; }
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .hero { padding: 70px 20px 65px; }
  .page-hero { padding: 52px 20px 44px; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .card { padding: 24px; }
  .highlight-box { padding: 36px 24px; }
  .data-table { font-size: 0.85rem; }
  .data-table th, .data-table td { padding: 12px 14px; }
}

@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .hero__cta-group { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
  h1 { font-size: 1.9rem; }
}

/* --- Animations --- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-up {
  animation: fadeUp 0.6s ease both;
}

.fade-up--delay-1 { animation-delay: 0.1s; }
.fade-up--delay-2 { animation-delay: 0.2s; }
.fade-up--delay-3 { animation-delay: 0.3s; }
.fade-up--delay-4 { animation-delay: 0.4s; }

/* --- Utility --- */
.text-center { text-align: center; }
.text-gradient {
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.pb-0 { padding-bottom: 0; }

/* Print */
@media print {
  .nav, .footer { display: none; }
  body { background: white; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}