/* 
 * GbkPay - Next-Generation Automated Payment Infrastructure
 * Official Stylesheet for gbkpay.org
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-dark: #312e81;
  --primary-light: #6366f1;
  --primary-subtle: #eef2ff;
  --primary-subtle-2: #e0e7ff;
  --primary-border: #c7d2fe;
  
  --dark-slate: #090d16;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 14px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 30px -4px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 20px 45px -10px rgba(0, 0, 0, 0.12);
  --shadow-emerald: 0 10px 25px -4px rgba(79, 70, 229, 0.25);
  --shadow-emerald-lg: 0 20px 40px -8px rgba(79, 70, 229, 0.35);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
}

/* Base Resets & Global Styles */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  font-family: var(--font-body);
  color: var(--slate-800);
  background-color: #ffffff;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: var(--primary-subtle-2);
  color: var(--primary-dark);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--slate-900);
  font-weight: 800;
  letter-spacing: -0.025em;
}

a {
  text-decoration: none;
  transition: all 0.2s ease-in-out;
}

/* Utility Helpers */
.max-w-5xl { max-width: 64rem; margin-left: auto; margin-right: auto; }
.max-w-4xl { max-width: 56rem; margin-left: auto; margin-right: auto; }
.max-w-3xl { max-width: 48rem; margin-left: auto; margin-right: auto; }
.max-w-2xl { max-width: 42rem; margin-left: auto; margin-right: auto; }
.max-w-xl { max-width: 36rem; margin-left: auto; margin-right: auto; }

.fw-black { font-weight: 900 !important; }

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* Top Announcement Banner */
.top-announcement-bar {
  background: linear-gradient(90deg, #312e81 0%, #4f46e5 50%, #4338ca 100%);
  color: #ffffff;
  padding: 7px 0;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.top-announcement-bar .badge-live {
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(4px);
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 800;
  margin-right: 8px;
  letter-spacing: 0.05em;
}

/* Header & Sticky Navbar */
.gbk-header {
  position: sticky;
  top: 0;
  z-index: 1040;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: all 0.3s ease;
}

.gbk-header.scrolled {
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05);
}

.gbk-navbar {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.gbk-brand img {
  height: 44px;
  width: auto;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.gbk-brand:hover img {
  transform: scale(1.04);
}

.gbk-nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.gbk-nav-link {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--slate-600);
  position: relative;
  padding: 6px 0;
}

.gbk-nav-link:hover, .gbk-nav-link.active {
  color: var(--primary);
}

.gbk-nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--primary);
  border-radius: 2px;
  transition: width 0.2s ease;
}

.gbk-nav-link:hover::after, .gbk-nav-link.active::after {
  width: 100%;
}

/* Button Styles */
.btn-gbk-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--primary);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.875rem;
  background: transparent;
  transition: all 0.2s ease;
}

.btn-gbk-outline:hover {
  background-color: var(--primary-subtle);
  color: var(--primary-hover);
  border-color: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-gbk-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.72rem 1.45rem;
  border-radius: var(--radius-md);
  background-color: var(--primary);
  border: 1.5px solid var(--primary);
  color: #ffffff !important;
  font-weight: 700;
  font-size: 0.875rem;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.28);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-gbk-primary:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.38);
  transform: translateY(-1.5px);
}

.btn-gbk-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.95rem 2rem;
  border-radius: var(--radius-lg);
  background-color: var(--primary);
  color: #ffffff !important;
  font-weight: 800;
  font-size: 1.05rem;
  box-shadow: var(--shadow-emerald);
  transition: all 0.25s ease;
}

.btn-gbk-hero-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: var(--shadow-emerald-lg);
  transform: translateY(-2px);
}

.btn-gbk-hero-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.95rem 1.85rem;
  border-radius: var(--radius-lg);
  background-color: #ffffff;
  border: 1.5px solid var(--slate-200);
  color: var(--slate-800) !important;
  font-weight: 700;
  font-size: 1.05rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.btn-gbk-hero-secondary:hover {
  background-color: var(--slate-50);
  border-color: var(--slate-300);
  color: var(--slate-900) !important;
  transform: translateY(-1px);
}

/* Mobile Nav Drawer & Hamburger */
.gbk-mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 8px 11px;
  color: var(--slate-800);
  cursor: pointer;
  transition: background 0.2s;
}

.gbk-mobile-toggle:hover {
  background: var(--slate-100);
}

.gbk-mobile-drawer {
  position: fixed;
  top: 0;
  right: -340px;
  width: 300px;
  max-width: 85vw;
  height: 100vh;
  background: #ffffff;
  z-index: 9999;
  box-shadow: -5px 0 35px rgba(0, 0, 0, 0.2);
  transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 24px;
  display: flex;
  flex-direction: column;
}

.gbk-mobile-drawer.open {
  right: 0 !important;
}

.gbk-mobile-drawer ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.gbk-mobile-drawer .gbk-nav-link {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--slate-800);
  border-bottom: 1px solid var(--slate-100);
  padding: 0.65rem 0;
}

.gbk-mobile-drawer .gbk-nav-link:hover {
  color: var(--primary);
  padding-left: 4px;
}

.gbk-mobile-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.gbk-mobile-backdrop.open {
  opacity: 1;
  visibility: visible;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 6rem 0 5rem;
  background: radial-gradient(ellipse at top, rgba(79, 70, 229, 0.08) 0%, rgba(255, 255, 255, 1) 75%);
  overflow: hidden;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.15rem;
  border-radius: 9999px;
  background: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1.85rem;
}

.pulse-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: var(--primary);
  animation: pulse-ring 2s cubic-bezier(0.455, 0.03, 0.515, 0.955) infinite;
  display: inline-block;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(22, 163, 74, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 7px rgba(22, 163, 74, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(22, 163, 74, 0); }
}

.hero-title {
  font-size: 4.25rem;
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin-bottom: 1.5rem;
  color: var(--slate-900);
}

.hero-title .highlight-gradient {
  background: linear-gradient(135deg, #4f46e5 0%, #6366f1 40%, #0ea5e9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: 1.18rem;
  line-height: 1.7;
  color: var(--slate-600);
  max-width: 780px;
  margin: 0 auto 2.5rem;
  font-weight: 400;
}

/* Key Metrics Counter Cards */
.metrics-strip {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-2xl);
  padding: 1.85rem 1.5rem;
  box-shadow: 0 4px 30px -5px rgba(0, 0, 0, 0.03);
  max-width: 980px;
  margin: 0 auto;
}

.metric-item {
  text-align: center;
  padding: 0.5rem;
}

.metric-value {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.metric-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--slate-500);
  margin-top: 0.35rem;
}

/* Interactive Dashboard Mockup */
.dashboard-preview-window {
  margin-top: 3.5rem;
  max-width: 1040px;
  margin-left: auto;
  margin-right: auto;
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(226, 232, 240, 0.85);
  background: #ffffff;
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.12), 0 0 0 1px rgba(226, 232, 240, 0.5);
  overflow: hidden;
  text-align: left;
}

.mockup-header-bar {
  background: #f8fafc;
  border-bottom: 1px solid var(--slate-200);
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mac-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.mac-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}
.mac-dot.red { background: #f87171; }
.mac-dot.yellow { background: #fbbf24; }
.mac-dot.green { background: #4ade80; }

.mockup-url {
  font-family: var(--font-mono);
  font-size: 0.775rem;
  color: var(--slate-400);
  margin-left: 0.85rem;
}

.mockup-live-status {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

/* Mockup Inside Layout */
.mockup-body {
  padding: 1.75rem;
}

.primary-balance-card {
  background: linear-gradient(135deg, #4f46e5 0%, #4338ca 60%, #312e81 100%);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  color: #ffffff;
  box-shadow: 0 10px 25px -5px rgba(79, 70, 229, 0.4);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.balance-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.balance-title {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #c7d2fe;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.currency-badge {
  font-size: 0.75rem;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.2);
  padding: 2px 8px;
  border-radius: 9999px;
}

.balance-amount {
  font-size: 2.75rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  margin: 1rem 0 0.25rem;
}

.balance-subtext {
  font-size: 0.78rem;
  color: #e0e7ff;
  font-weight: 500;
}

.balance-footer {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: #bbf7d0;
}

/* Mockup Live Feed Container */
.live-feed-card {
  background: #f8fafc;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.feed-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 800;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--slate-200);
}

.feed-stream {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-height: 190px;
}

.feed-item {
  background: #ffffff;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
  display: flex;
  align-items: center;
  justify-content: space-between;
  animation: slideInFeed 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  transition: all 0.2s ease;
}

.feed-item:hover {
  border-color: var(--primary-border);
  box-shadow: 0 4px 12px rgba(22, 163, 74, 0.08);
}

@keyframes slideInFeed {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.feed-title {
  font-size: 0.825rem;
  font-weight: 700;
  color: var(--slate-900);
}

.feed-meta {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--slate-400);
  margin-top: 1px;
}

.feed-amount {
  font-size: 0.95rem;
  font-weight: 900;
  color: var(--primary);
  text-align: right;
}

.feed-badge {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--primary);
  background: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  padding: 1px 6px;
  border-radius: 9999px;
  display: inline-block;
  margin-top: 2px;
}

/* Payment Channels Section */
.section-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  background: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  padding: 0.35rem 0.95rem;
  border-radius: 9999px;
  margin-bottom: 0.75rem;
}

.channel-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 1.75rem 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  height: 100%;
}

.channel-card:hover {
  border-color: var(--primary);
  box-shadow: 0 12px 28px -5px rgba(22, 163, 74, 0.14);
  transform: translateY(-4px);
}

.channel-avatar {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 900;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

.channel-avatar.bkash { background: #ffe4e6; color: #e11d48; }
.channel-avatar.nagad { background: #fef3c7; color: #d97706; }
.channel-avatar.rocket { background: #f3e8ff; color: #9333ea; }
.channel-avatar.upay { background: #dbeafe; color: #2563eb; }
.channel-avatar.bank { background: #dcfce7; color: #16a34a; }
.channel-avatar.cards { background: #f1f5f9; color: #1e293b; }

.channel-name {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--slate-900);
}

.channel-tag {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  padding: 2px 8px;
  border-radius: 9999px;
  margin-top: 4px;
}

/* How It Works Section */
.workflow-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-2xl);
  padding: 2.25rem 1.85rem;
  position: relative;
  transition: all 0.3s ease;
  height: 100%;
}

.workflow-card:hover {
  border-color: var(--primary-border);
  box-shadow: 0 16px 32px -8px rgba(0, 0, 0, 0.06);
  transform: translateY(-3px);
}

.workflow-step-num {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--primary-subtle);
  border: 1.5px solid var(--primary-border);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
}

/* Features Grid */
.feature-box {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-2xl);
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
  height: 100%;
}

.feature-box:hover {
  border-color: var(--primary-border);
  box-shadow: 0 14px 30px -5px rgba(22, 163, 74, 0.1);
  transform: translateY(-3px);
}

.feature-icon-box {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-lg);
  background: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
  transition: transform 0.2s ease;
}

.feature-box:hover .feature-icon-box {
  transform: scale(1.08);
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--slate-900);
  margin-bottom: 0.75rem;
}

.feature-desc {
  font-size: 0.92rem;
  color: var(--slate-600);
  line-height: 1.65;
  margin-bottom: 0;
}

/* Interactive Calculator */
.calc-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-2xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.calc-display {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  text-align: center;
}

/* FAQ Accordion */
.gbk-accordion .accordion-item {
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg) !important;
  margin-bottom: 0.85rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.gbk-accordion .accordion-button {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--slate-900);
  padding: 1.25rem 1.5rem;
  background-color: #ffffff;
  box-shadow: none;
}

.gbk-accordion .accordion-button:not(.collapsed) {
  color: var(--primary);
  background-color: var(--primary-subtle);
  border-bottom: 1px solid var(--primary-border);
}

.gbk-accordion .accordion-button::after {
  background-size: 1.1rem;
}

.gbk-accordion .accordion-body {
  padding: 1.35rem 1.5rem;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--slate-600);
}

/* Call To Action Banner */
.cta-banner-card {
  background: linear-gradient(135deg, #312e81 0%, #4f46e5 60%, #4338ca 100%);
  border-radius: 36px;
  padding: 4rem 2rem;
  text-align: center;
  color: #ffffff;
  box-shadow: var(--shadow-emerald-lg);
  position: relative;
  overflow: hidden;
}

.cta-banner-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 140%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, rgba(255,255,255,0) 60%);
  pointer-events: none;
}

.cta-btn-white {
  background: #ffffff;
  color: #312e81 !important;
  font-weight: 800;
  font-size: 1.05rem;
  padding: 0.95rem 2.25rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}

.cta-btn-white:hover {
  background: #f8fafc;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
}

.cta-btn-glass {
  background: rgba(255, 255, 255, 0.18);
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  color: #ffffff !important;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 0.95rem 2rem;
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}

.cta-btn-glass:hover {
  background: rgba(255, 255, 255, 0.28);
  transform: translateY(-1px);
}

/* Global Footer */
.gbk-footer {
  background-color: var(--slate-50);
  border-top: 1px solid var(--slate-200);
  padding-top: 4.5rem;
  padding-bottom: 3rem;
}

.footer-brand img {
  height: 44px;
  width: auto;
  margin-bottom: 1.25rem;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--slate-500);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.footer-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.775rem;
  font-weight: 800;
  color: var(--primary);
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--slate-900);
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-link {
  font-size: 0.88rem;
  color: var(--slate-600);
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--primary);
  transform: translateX(2px);
  display: inline-block;
}

.footer-bottom {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--slate-200);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.825rem;
  color: var(--slate-400);
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
  }
}

/* Subpage Common Layout */
.subpage-hero {
  padding: 4.5rem 0 3.5rem;
  text-align: center;
  background: radial-gradient(ellipse at top, rgba(22, 163, 74, 0.06) 0%, rgba(255, 255, 255, 1) 70%);
  border-bottom: 1px solid var(--slate-100);
}

.subpage-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--primary);
  background: var(--primary-subtle);
  border: 1px solid var(--primary-border);
  padding: 0.35rem 0.95rem;
  border-radius: 9999px;
  margin-bottom: 1rem;
}

.subpage-title {
  font-size: 3.25rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--slate-900);
  margin-bottom: 1rem;
}

.subpage-subtitle {
  font-size: 1.15rem;
  color: var(--slate-500);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.6;
}

.subpage-content-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-2xl);
  padding: 3rem 2.5rem;
  box-shadow: var(--shadow-sm);
  margin-top: -1.5rem;
  margin-bottom: 5rem;
}

/* Contact Card & Inputs */
.contact-info-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  transition: all 0.2s ease;
}

.contact-info-card:hover {
  border-color: var(--primary-border);
  box-shadow: 0 8px 24px -4px rgba(22, 163, 74, 0.08);
}

.contact-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.form-control-gbk {
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.15rem;
  font-size: 0.95rem;
  color: var(--slate-800);
  transition: all 0.2s ease;
  width: 100%;
}

.form-control-gbk:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.15);
}

/* Auth / Login Card */
.auth-wrapper {
  min-height: calc(100vh - 120px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  background: radial-gradient(ellipse at center, rgba(22, 163, 74, 0.05) 0%, rgba(255, 255, 255, 1) 75%);
}

.auth-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-2xl);
  padding: 3rem 2.5rem;
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.08);
  width: 100%;
  max-width: 460px;
  text-align: center;
}

/* Policy Documents Prose */
.policy-content h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-top: 2rem;
  margin-bottom: 0.85rem;
  color: var(--slate-900);
}

.policy-content p, .policy-content li {
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--slate-600);
}

.policy-content ul {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}

/* Responsive Media Queries */
@media (max-width: 991px) {
  .gbk-nav-links {
    display: none;
  }
  .gbk-mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 3.1rem;
  }
  .subpage-title {
    font-size: 2.5rem;
  }
}

@media (max-width: 767px) {
  .top-announcement-bar {
    display: none;
  }
  .hero-section {
    padding-top: 2.75rem;
    padding-bottom: 3.5rem;
  }
  .hero-title {
    font-size: 2.45rem;
  }
  .hero-subtitle {
    font-size: 1.02rem;
  }
  .metric-value {
    font-size: 1.95rem;
  }
  .balance-amount {
    font-size: 2.15rem;
  }
  .mockup-body {
    padding: 1.15rem;
  }
  .subpage-content-card {
    padding: 1.75rem 1.25rem;
  }
  .cta-banner-card {
    padding: 2.75rem 1.25rem;
    border-radius: 24px;
  }
}

@media (max-width: 576px) {
  .gbk-header .container-xl {
    padding-left: 14px;
    padding-right: 14px;
  }
  .gbk-brand img {
    height: 32px;
  }
  .btn-gbk-primary {
    padding: 0.5rem 0.85rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
  }
  .gbk-mobile-toggle {
    padding: 6px 9px;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .btn-gbk-hero-primary, .btn-gbk-hero-secondary {
    width: 100%;
    justify-content: center;
  }
}