/* ==========================================================================
   Prosnav Capital - Main Stylesheet
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Color Palette */
  --color-surface: #0b2a4a;
  --color-surface-strong: #071a34;
  --color-surface-soft: #11405c;
  --color-surface-alt: #123a5d;
  --color-accent: #caa26d;
  --color-accent-hover: #b89752;
  --color-accent-soft: #d2b57d;

  /* Text Colors */
  --color-text-primary: #f8fafc;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #94a3b8;
  --color-text-dark: #0b2a4a;
  --color-text-dark-secondary: #475569;

  /* Backgrounds */
  --color-bg-light: #f7f7f7;
  --color-bg-white: #ffffff;

  /* Borders */
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-strong: rgba(255, 255, 255, 0.12);
  --color-border-dark: rgba(11, 42, 74, 1);

  /* Shadows */
  --shadow-strong: 0 40px 80px rgba(0, 0, 0, 0.25);
  --shadow-soft: 0 20px 40px rgba(0, 0, 0, 0.18);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.1);
  --shadow-accent: 0 18px 40px rgba(202, 162, 109, 0.18);

  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.72rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  --font-size-4xl: 3rem;

  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-24: 6rem;

  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;
  --radius-2xl: 3rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.2s ease;
  --transition-slow: 0.3s ease;

  /* Z-index */
  --z-header: 50;
  --z-modal: 100;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.5;
  background-color: var(--color-surface-strong);
  color: var(--color-text-primary);
  font-feature-settings: 'liga' 1, 'kern' 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Selection styling */
::selection {
  background: rgba(202, 162, 109, 0.34);
  color: var(--color-surface-strong);
}

/* Focus visible for accessibility */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: inherit;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
  letter-spacing: 0.05em;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  color: var(--color-text-secondary);
  margin-top: 0;
}

p strong,
strong {
  color: var(--color-text-primary);
}

/* Section titles */
.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-4);
  text-align: center;
}

.section-intro {
  color: var(--color-text-secondary);
  max-width: 65ch;
  margin: 0 auto;
  line-height: 1.8;
  font-size: var(--font-size-base);
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: rgba(11, 42, 74, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .site-logo {
  flex-shrink: 0;
}

.site-header .site-logo img {
  display: block;
  height: 2rem;
  width: auto;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-6);
  align-items: center;
  justify-content: center;
}

.site-nav a {
  color: rgba(248, 250, 252, 0.92);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: color var(--transition-base);
  white-space: nowrap;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-accent);
}

/* Mobile menu button */
.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
  padding: var(--spacing-2);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.mobile-menu-btn:hover {
  opacity: 0.8;
}

.mobile-menu-btn span {
  display: block;
  width: 1.5rem;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* Mobile menu */
#mobileMenu {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.3s ease, opacity 0.3s ease;
}

#mobileMenu:not(.hidden) {
  max-height: 800px;
  opacity: 1;
}

#mobileMenu nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
  padding: var(--spacing-4) var(--spacing-8);
}

#mobileMenu a {
  display: block;
  color: rgba(248, 250, 252, 0.92);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color var(--transition-base);
}

#mobileMenu a:hover,
#mobileMenu a.active {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero-panel {
  display: inline-block;
  padding: var(--spacing-6) var(--spacing-16);
  background: linear-gradient(180deg, rgba(202, 162, 109, 0.15), rgba(11, 42, 74, 0.8));
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-strong);
}

.hero-panel h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  letter-spacing: 0.15em;
  line-height: 1;
}

/* --------------------------------------------------------------------------
   Cards & Panels
   -------------------------------------------------------------------------- */
.section-panel,
.content-card,
.content-panel {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
}

.section-panel-alt,
.content-card-alt {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--color-border-strong);
}

/* Stat cards */
.stat-card {
  background: var(--color-surface-soft);
  padding: var(--spacing-10);
  border-radius: var(--radius-xl);
  text-align: left;
}

.stat-card .stat-value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-text-primary);
}

.stat-card .stat-label {
  margin-top: var(--spacing-4);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
}

/* Article cards */
.article-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-8);
  box-shadow: var(--shadow-card);
}

.article-card .article-date {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
}

.article-card .article-title {
  margin-top: var(--spacing-4);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text-dark);
}

.article-card .article-excerpt {
  margin-top: var(--spacing-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-dark-secondary);
  line-height: 1.7;
}

.article-card .article-link {
  display: inline-block;
  margin-top: var(--spacing-4);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.article-card .article-link:hover {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn,
.cta-primary,
.cta-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-4) var(--spacing-8);
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: transform var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.cta-primary {
  background: var(--color-accent);
  color: var(--color-text-dark);
  box-shadow: var(--shadow-accent);
}

.cta-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.cta-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.cta-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   Timeline
   -------------------------------------------------------------------------- */
.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-6);
  position: relative;
  padding: 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 2px;
  background: rgba(202, 162, 109, 0.22);
}

.timeline-item {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-4);
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 8px rgba(202, 162, 109, 0.18);
  z-index: 1;
}

.timeline-content {
  width: min(40%, 35rem);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(202, 162, 109, 0.42);
  border-radius: var(--radius-lg);
  padding: var(--spacing-4);
  box-shadow: var(--shadow-soft);
  color: var(--color-text-secondary);
  line-height: 1.85;
}

.timeline-date {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-1) var(--spacing-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(202, 162, 109, 0.16);
  margin-bottom: var(--spacing-2);
}

/* Timeline responsive */
@media (max-width: 1024px) {
  .timeline::before {
    left: var(--spacing-4);
  }

  .timeline-item,
  .timeline-item:nth-child(even),
  .timeline-item:nth-child(odd) {
    flex-direction: column;
    gap: var(--spacing-4);
    align-items: stretch;
  }

  .timeline-item::before {
    left: var(--spacing-4);
    top: var(--spacing-4);
    transform: none;
  }

  .timeline-content {
    width: 100%;
    padding-left: var(--spacing-6);
    padding-right: var(--spacing-6);
  }

  .timeline-date {
    padding-left: var(--spacing-8);
    justify-content: flex-start;
  }
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
footer {
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-10) var(--spacing-8);
  text-align: center;
  color: rgba(248, 250, 252, 0.72);
  font-size: var(--font-size-xs);
}

footer .footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-4);
}

footer .footer-links a {
  color: rgba(248, 250, 252, 0.92);
  text-decoration: none;
  transition: color var(--transition-base);
}

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

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.text-muted {
  color: var(--color-text-muted);
}

.legend {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: var(--font-size-xs);
  color: var(--color-accent);
}

.icon-box {
  min-height: 160px;
  display: flex;
  align-items: flex-end;
  border-radius: var(--radius-xl);
  padding: var(--spacing-7);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
}

/* Team member placeholder */
.team-photo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 5rem;
  width: 5rem;
  border-radius: var(--radius-lg);
  background: var(--color-surface-strong);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Responsive Adjustments
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  h1 {
    font-size: clamp(2rem, 8vw, 2.5rem);
  }

  h2 {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }

  .hero-panel {
    padding: var(--spacing-4) var(--spacing-8);
  }

  .hero-panel h1 {
    font-size: clamp(2rem, 10vw, 2.5rem);
    letter-spacing: 0.1em;
  }

  .section-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }

  .stat-card {
    padding: var(--spacing-6);
  }

  .stat-card .stat-value {
    font-size: var(--font-size-2xl);
  }

  #mobileMenu:not(.hidden) {
    max-height: 900px;
  }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Print styles */
@media print {
  .site-header,
  footer,
  .mobile-menu-btn,
  #mobileMenu {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }
}