/* ==========================================================================
   XKRISK Institutional Financial Intelligence Platform
   Consolidated Design System & Component Stylesheet
   ========================================================================== */

/* ==========================================================================
   1. Design System Tokens & Color Themes
   ========================================================================== */
:root {
  /* Layout Metrics & Typography */
  --sal: env(safe-area-inset-left, 0px);
  --sar: env(safe-area-inset-right, 0px);
  --nav-height: 72px;
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Border Radii & Animation Transitions */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  --transition-fast: 0.18s ease;
  --transition-normal: 0.3s ease;
  --gradient-brand: linear-gradient(135deg, var(--grad-stop-1) var(--grad-pos-1), var(--grad-stop-2) var(--grad-pos-2), var(--grad-stop-3) var(--grad-pos-3));
}

:root,
[data-theme="light"] {
  color-scheme: light;

  /* Surfaces */
  --bg-primary: #F8FAFC;
  --bg-secondary: #EDF2F7;
  --bg-surface: #FFFFFF;
  --bg-surface-elevated: #F1F5F9;
  --bg-glass: rgba(255, 255, 255, 0.88);
  --bg-input: #F1F5F9;
  --bg-accent-subtle: rgba(2, 132, 199, 0.08);

  /* Borders & Accents */
  --border-subtle: rgba(15, 23, 42, 0.08);
  --border-medium: rgba(15, 23, 42, 0.16);
  --border-accent: rgba(2, 132, 199, 0.35);
  --border-hover: var(--accent-cyan);
  --accent-cyan: #0284C7;
  --accent-blue: #2563EB;
  --accent-indigo: #4d6398;
  --accent-emerald: #059669;
  --accent-amber: #D97706;
  --accent-rose: #E11D48;

  /* Status Colors */
  --status-success-bg: rgba(5, 150, 105, 0.12);
  --status-warning-bg: rgba(217, 119, 6, 0.12);

  /* Gradients & Shadows */
  --grad-stop-1: #1d397c;
  --grad-pos-1: 15%;
  --grad-stop-2: #4d6398;
  --grad-pos-2: 50%;
  --grad-stop-3: #1d397c;
  --grad-pos-3: 85%;
  --brand-logo-accent: #2d4885;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);

  /* Typography */
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
}

[data-theme="blu-gre"] {
  color-scheme: dark;

  /* Surfaces */
  --bg-primary: #303e45;
  --bg-secondary: #3a4b53;
  --bg-surface: #435761;
  --bg-surface-elevated: #4d636f;
  --bg-glass: rgba(48, 62, 69, 0.88);
  --bg-input: rgba(58, 75, 83, 0.85);
  --bg-accent-subtle: rgba(125, 151, 165, 0.15);

  /* Borders & Accents */
  --border-subtle: rgba(223, 229, 232, 0.16);
  --border-medium: rgba(223, 229, 232, 0.28);
  --border-accent: rgba(96, 125, 139, 0.65);
  --border-hover: var(--accent-amber);
  --accent-cyan: #7d97a5;
  --accent-blue: #607d8b;
  --accent-indigo: #4F46E5;
  --accent-emerald: #367d76;
  --accent-amber: #ffb74d;
  --accent-rose: #e57373;

  /* Status Colors */
  --status-success-bg: rgba(77, 182, 172, 0.18);
  --status-warning-bg: rgba(255, 183, 77, 0.18);

  /* Gradients & Shadows */
  --grad-stop-1: #E2E8F0;
  --grad-pos-1: 15%;
  --grad-stop-2: #059669;
  --grad-pos-2: 50%;
  --grad-stop-3: #10B981;
  --grad-pos-3: 85%;
  --brand-logo-accent: #10B981;
  --shadow-sm: 0 2px 8px rgba(38, 50, 56, 0.4);
  --shadow-md: 0 8px 24px rgba(38, 50, 56, 0.45);
  --shadow-lg: 0 16px 40px rgba(38, 50, 56, 0.55);

  /* Typography */
  --text-primary: #f5f7f8;
  --text-secondary: #dfe5e8;
  --text-muted: #becbd2;
}

[data-theme="black"] {
  color-scheme: dark;

  /* Surfaces */
  --bg-primary: #000000;
  --bg-secondary: #0c0c0c;
  --bg-surface: #161616;
  --bg-surface-elevated: #222222;
  --bg-glass: rgba(0, 0, 0, 0.88);
  --bg-input: rgba(22, 22, 22, 0.9);
  --bg-accent-subtle: rgba(0, 242, 254, 0.08);

  /* Borders & Accents */
  --border-subtle: rgba(255, 255, 255, 0.10);
  --border-medium: rgba(255, 255, 255, 0.20);
  --border-accent: rgba(0, 242, 254, 0.40);
  --border-hover: var(--accent-cyan);
  --accent-cyan: #00F2FE;
  --accent-blue: #38BDF8;
  --accent-indigo: #6366F1;
  --accent-emerald: #10B981;
  --accent-amber: #F59E0B;
  --accent-rose: #F43F5E;

  /* Status Colors */
  --status-success-bg: rgba(16, 185, 129, 0.15);
  --status-warning-bg: rgba(245, 158, 11, 0.15);

  /* Gradients & Shadows */
  --grad-stop-1: #00F2FE;
  --grad-pos-1: 15%;
  --grad-stop-2: #38BDF8;
  --grad-pos-2: 50%;
  --grad-stop-3: #6366F1;
  --grad-pos-3: 85%;
  --brand-logo-accent: #00F2FE;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.6);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.7);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.85);

  /* Typography */
  --text-primary: #FFFFFF;
  --text-secondary: #A1A1AA;
  --text-muted: #71717A;
}

/* ==========================================================================
   2. CSS Reset, Typography & Layout Primitives
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 18px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: clip;
  width: 100%;
  max-width: 100%;
  min-width: 320px;
  padding-left: var(--sal);
  padding-right: var(--sar);
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  text-wrap: balance;
}

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

:where(button,
  select,
  textarea,
  input:not([type="checkbox"]):not([type="radio"])) {
  font-family: inherit;
  font-size: 1rem;
  color: inherit;
  -webkit-appearance: none;
  appearance: none;
}

input[type="checkbox"],
input[type="radio"] {
  font-family: inherit;
  color: inherit;
  -webkit-appearance: auto;
  appearance: auto;
  cursor: pointer;
}

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

/* Layout Containers & Typography Utilities */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 6.5rem 0;
  position: relative;
}

.section-header {
  margin-bottom: 2rem;
  text-align: left;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 680px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-wrap: pretty;
}

.mainpara {
  color: #000000;
  font-size: calc(1.15rem + 2pt);
  line-height: 1.65;
  width: 100%;
  max-width: 100%;
  text-wrap: pretty;
}

.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

.honeypot-field {
  display: none !important;
}

/* ==========================================================================
   3. Navigation Bar & Mobile Menu
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding-top: max(0.85rem, env(safe-area-inset-top, 0px));
  padding-bottom: 0.85rem;
  transition: all var(--transition-normal);
  background: transparent;
}

.navbar.scrolled {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  padding-top: max(0.65rem, env(safe-area-inset-top, 0px));
  padding-bottom: 0.65rem;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo,
.subpage-title {
  font-family: var(--font-heading);
  font-size: clamp(calc(2rem - 2pt), calc(4.5vw - 2pt), calc(3.25rem - 2pt));
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text-primary);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.brand-logo span.accent {
  color: var(--brand-logo-accent);
}

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

.nav-link {
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  position: relative;
  padding: 0.35rem 0;
  transition: color var(--transition-fast);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-brand);
  transition: width var(--transition-normal);
  border-radius: 2px;
}

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

.nav-link[data-route="offerings"] {
  font-weight: 600;
  letter-spacing: -0.01em;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-only-nav-item {
  display: none;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
  padding: 0.5rem;
}

.mobile-toggle svg {
  width: 24px;
  height: 24px;
}

/* ==========================================================================
   4. Buttons System
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.4rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #FFFFFF;
  font-weight: 700;
  box-shadow: 0 4px 18px color-mix(in srgb, var(--grad-stop-2) 28%, transparent);
}

.btn-primary:hover {
  box-shadow: 0 6px 25px color-mix(in srgb, var(--grad-stop-2) 45%, transparent);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.8125rem;
}

.open-signin-modal {
  padding: 0.5625rem 1.125rem;
  font-size: 1.015625rem;
  gap: 0.625rem;
  border-radius: 7.5px;
  color: #FFFFFF;
}

.open-signin-modal svg {
  width: 20px;
  height: 20px;
}

.btn-lg {
  padding: 0.85rem 1.85rem;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   5. Standardized Surface & Card Components
   ========================================================================== */
.pillar-card,
.service-card,
.contact-info-card,
.contact-form-card,
.legal-article,
.legal-toc {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.pillar-card,
.service-card,
.direct-email-box {
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.pillar-card:hover,
.service-card:hover,
.direct-email-box:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.pillar-card {
  padding: 1.35rem;
  border-radius: var(--radius-md);
}

.service-card {
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
}

.contact-info-card,
.contact-form-card,
.legal-article {
  padding: 2.5rem;
}

.contact-info-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
  max-width: 100%;
}

.contact-form-card {
  min-width: 0;
  max-width: 100%;
  box-shadow: var(--shadow-md);
}

.card-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.pillar-card .card-header-row {
  align-items: center;
  margin-bottom: 0.4rem;
}

.card-header-row :is(h3, .pillar-title) {
  margin-bottom: 0;
}

.card-badges {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* ==========================================================================
   6. Standardized Badges & Icon Boxes
   ========================================================================== */
.product-badge {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  font-size: 0.68rem;
  padding: 2px 8px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--badge-color, var(--border-subtle));
  color: var(--badge-color, var(--text-secondary));
  white-space: nowrap;
  flex-shrink: 0;
}

.legal-section-number {
  background: var(--bg-accent-subtle);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
}

/* ==========================================================================
   7. Unified Subpage Hero Header & Metadata
   ========================================================================== */
.subpage-hero {
  padding: calc(var(--nav-height) + 3rem) 0 2rem;
  background: radial-gradient(circle at 50% -10%, var(--bg-accent-subtle) 0%, transparent 65%);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  text-align: center;
}

.subpage-title {
  margin-bottom: 0;
}

.subpage-meta-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 3.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.view-body>.subpage-meta-strip {
  margin-top: 4.5rem;
}

.subpage-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.subpage-meta-item svg {
  width: 15px;
  height: 15px;
  color: var(--accent-cyan);
}

/* ==========================================================================
   8. App Shell, Canvas Backdrop & Pillars Grid
   ========================================================================== */
.main-shell {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - var(--nav-height));
}

.view-slot {
  position: relative;
  z-index: 1;
  width: 100%;
}

.view-body {
  padding: 4.5rem 1.5rem 6.5rem;
}

.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
}

.view-body>.section-header,
.products-section .section-header {
  text-align: center;
}

.view-body>.section-header .section-title,
.products-section .section-title {
  font-size: 1.85rem;
  margin-bottom: 0.75rem;
  text-align: center;
}

.view-body>.section-header .section-desc {
  margin: 0 auto;
  width: 100%;
  max-width: 100%;
  text-align: left;
}

.about-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.pillar-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.pillar-desc {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* ==========================================================================
   9. Data Products & Services Grid
   ========================================================================== */
.products-section {
  position: relative;
  background-color: transparent;
}

.products-section .container {
  max-width: 1460px;
}

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

.service-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-bottom: 0;
}

/* ==========================================================================
   10. Contact Us Section & Form Controls
   ========================================================================== */
.contact-section {
  background-color: transparent;
  position: relative;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  gap: 3.5rem;
  min-width: 0;
}

.contact-layout>.mainpara {
  grid-column: 1 / -1;
  margin: 0 auto;
}

.contact-info-lead {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.direct-email-box {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-accent-subtle);
  border: 1px solid var(--border-accent);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  margin: 1.5rem 0 2rem;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  max-width: 100%;
  word-break: break-all;
}

.direct-email-box svg {
  width: 22px;
  height: 22px;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.direct-email-box:hover {
  background: var(--bg-accent-subtle);
  color: var(--accent-cyan);
}

.contact-meta-list {
  list-style: none;
  margin-top: 2rem;
}

.contact-meta-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  min-width: 0;
}

.contact-meta-item span {
  min-width: 0;
  word-break: break-word;
}

.contact-meta-item svg {
  width: 20px;
  height: 20px;
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-sla-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.25rem;
}

.contact-form-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.contact-form-subtitle {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.recaptcha-notice {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.85rem;
  line-height: 1.4;
}

.recaptcha-notice a {
  color: var(--text-secondary);
  text-decoration: underline;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.45rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px var(--bg-accent-subtle);
}

.form-input:user-invalid,
.form-select:user-invalid,
.form-textarea:user-invalid {
  border-color: var(--accent-rose);
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
}

.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  background: var(--bg-surface-elevated);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  user-select: none;
  transition: all var(--transition-fast);
}

.checkbox-label input {
  width: 15px;
  height: 15px;
  accent-color: var(--accent-cyan);
  margin: 0;
  flex-shrink: 0;
}

.checkbox-label:hover {
  border-color: var(--border-accent);
}

.checkbox-label:focus-within {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

.checkbox-label:has(input:checked) {
  border-color: var(--border-accent);
  background: var(--bg-accent-subtle);
  color: var(--text-primary);
}

/* ==========================================================================
   11. Legal Documentation Pages (Privacy, Terms)
   ========================================================================== */
.legal-container {
  max-width: 880px;
  margin: 0 auto;
}

.legal-body-section {
  padding: 3.5rem 0 5rem;
  background-color: transparent;
  min-height: 50vh;
}

.legal-toc {
  padding: 1.25rem 1.5rem;
  margin-bottom: 2.5rem;
  border-radius: var(--radius-md);
}

.legal-toc-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
}

.legal-toc-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
}

.legal-toc-links a {
  display: inline-block;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.legal-toc-links a:hover {
  color: var(--accent-cyan);
  border-color: var(--border-accent);
  background: var(--bg-accent-subtle);
}

.legal-section {
  scroll-margin-top: calc(var(--nav-height) + 2rem);
}

.legal-section:not(:last-child) {
  margin-bottom: 3rem;
}

.legal-section h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.legal-section h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 1.5rem 0 0.5rem;
}

.legal-section p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 1rem;
}

.legal-section ul,
.legal-section ol {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}

.legal-section li {
  margin-bottom: 0.5rem;
}

.legal-section strong {
  color: var(--text-primary);
}

.legal-section a {
  color: var(--accent-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-callout {
  background: var(--bg-accent-subtle);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.legal-callout.warning {
  background: var(--status-warning-bg);
  border-color: rgba(245, 158, 11, 0.3);
}

.legal-callout svg {
  width: 22px;
  height: 22px;
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

.legal-callout.warning svg {
  color: var(--accent-amber);
}

.legal-callout p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.legal-callout strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 0.25rem;
}

/* ==========================================================================
   12. Footer, Authentication Modal & Toast Notifications
   ========================================================================== */
.footer {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  padding: 2rem 0;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 8, 17, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
  padding: 1rem;
  padding-top: max(1rem, env(safe-area-inset-top, 0px));
  padding-bottom: max(1rem, env(safe-area-inset-bottom, 0px));
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 480px;
  max-height: calc(100dvh - 2rem);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95);
  transition: transform var(--transition-fast);
  overflow: hidden;
}

.modal-overlay.active .modal-container {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.modal-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.15rem;
  font-weight: 700;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.45rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}

.modal-close-btn svg {
  width: 20px;
  height: 20px;
  display: block;
}

.modal-close-btn:hover {
  color: var(--text-primary);
}

.modal-tabs {
  display: flex;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  overflow-x: auto;
  scrollbar-width: none;
  flex-shrink: 0;
}

.modal-tabs::-webkit-scrollbar {
  display: none;
}

.modal-tab {
  flex: 1 0 auto;
  padding: 0.85rem 1rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  text-align: center;
}

.modal-tab.active {
  color: var(--accent-cyan);
  border-bottom-color: var(--accent-cyan);
  background: var(--bg-surface);
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
}

.modal-options-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  font-size: 0.8125rem;
}

.modal-remember-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.modal-remember-label input {
  accent-color: var(--accent-rose);
}

.modal-forgot-link {
  color: var(--accent-rose);
}

.modal-body .btn-block {
  margin-bottom: 1rem;
}

.modal-security-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}

.toast-container {
  position: fixed;
  bottom: max(1.5rem, env(safe-area-inset-bottom, 0px));
  right: max(1.5rem, env(safe-area-inset-right, 0px));
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-accent);
  color: var(--text-primary);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  pointer-events: auto;
  transform: translateY(20px);
  opacity: 0;
  transition: all var(--transition-normal);
}

.toast svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  border-color: var(--accent-emerald);
}

.toast.success svg {
  color: var(--accent-emerald);
}

.toast.error {
  border-color: var(--accent-rose);
}

.toast.error svg {
  color: var(--accent-rose);
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.spin-animation {
  animation: spin 0.8s linear infinite;
}

/* ==========================================================================
   13. Consolidated Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {

  .services-grid,
  .contact-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 4rem 0;
  }

  .nav-links {
    display: none;
  }

  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
    max-height: calc(100dvh - var(--nav-height));
    overflow-y: auto;
  }

  .nav-links.mobile-open .nav-link {
    display: block;
    padding: 0.6rem 0;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--border-subtle);
  }

  .nav-links.mobile-open .nav-link::after {
    display: none;
  }

  .mobile-only-nav-item {
    display: block;
    padding-top: 0.5rem;
  }

  .mobile-drawer-signin {
    width: 100%;
    justify-content: center;
    padding: 0.9375rem 1.25rem;
    font-size: 1.1875rem;
  }

  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
  }

  .subpage-hero {
    padding: calc(var(--nav-height) + 2rem) 0 2.5rem;
  }

  .about-pillars,
  .form-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 1rem;
  }

  .service-card,
  .contact-info-card,
  .contact-form-card,
  .legal-article,
  .legal-callout {
    padding: 1.5rem 1.25rem;
    border-radius: var(--radius-md);
  }

  .legal-callout {
    flex-direction: column;
    gap: 0.6rem;
  }

  .direct-email-box {
    width: 100%;
    justify-content: center;
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    word-break: break-all;
  }

  .footer {
    padding: 3.5rem 0 calc(2rem + env(safe-area-inset-bottom, 0px));
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .footer-bottom>div:last-child {
    flex-wrap: wrap;
    justify-content: center;
  }

  .toast-container {
    left: 1rem;
    right: 1rem;
    bottom: max(1rem, env(safe-area-inset-bottom, 0px));
  }

  .toast {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .nav-actions {
    gap: 0.45rem;
  }

  .nav-signin-text {
    display: none;
  }

  .brand-logo,
  .subpage-title {
    font-size: clamp(calc(1.85rem - 2pt), calc(8vw - 2pt), calc(2.35rem - 2pt));
    letter-spacing: -0.02em;
  }

  .modal-overlay {
    padding: 0.5rem;
    padding-top: max(0.5rem, env(safe-area-inset-top, 0px));
    padding-bottom: max(0.5rem, env(safe-area-inset-bottom, 0px));
  }

  .modal-container {
    max-height: calc(100dvh - 1rem);
    border-radius: var(--radius-md);
  }

  .modal-header {
    padding: 0.85rem 1rem;
  }

  .modal-body {
    padding: 1.15rem 1rem;
  }

  .modal-tab {
    padding: 0.65rem 0.75rem;
    font-size: 0.75rem;
  }

  .toast-container {
    left: 1rem;
    right: 1rem;
    width: auto;
    max-width: calc(100vw - 2rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}