/* ==========================================================================
   STYLE.CSS - CALL OF SOUND 31 (ASSOCIATION LOI 1901)
   Neo-Brutalist Editorial Hybrid Design System
   Operational Year: 2026 | Non-Profit Institutional Framework
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. ROOT VARIABLES & TOKENS
   -------------------------------------------------------------------------- */
:root {
  --bg-cream: #F5F5F0;
  --bg-white: #FFFFFF;
  --text-dark: #1E293B;
  --text-muted: #475569;
  --border-charcoal: #1E293B;
  --accent-terracotta: #C2410C;
  --accent-ochre: #4D7C0F;
  --accent-sand: #E2E8F0;
  --badge-bg: #FEF3C7;
  --shadow-offset: 4px 4px 0px #1E293B;
  --shadow-offset-hover: 6px 6px 0px #1E293B;
  --font-serif: "Georgia", "Cambria", "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --container-max: 1240px;
}

/* --------------------------------------------------------------------------
   2. RESET & BASE ELEMENTS
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--bg-cream);
  color: var(--text-dark);
  font-family: var(--font-sans);
  line-height: 1.65;
  padding-top: 130px; /* Layout clearance for sticky header */
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--text-dark);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.35rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.25rem, 2.2vw, 1.6rem);
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.2rem;
  max-width: 75ch;
  font-size: 1.05rem;
}

a {
  color: var(--accent-terracotta);
  text-decoration: none;
  transition: all 0.15s ease-in-out;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--border-charcoal);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --------------------------------------------------------------------------
   3. PERSISTENT HEADER & MEGA MENU
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10000;
  background-color: var(--bg-white);
  border-bottom: 2px solid var(--border-charcoal);
}

/* Top Utility Strip */
.top-utility-strip {
  background-color: var(--border-charcoal);
  color: #E2E8F0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.4rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.top-utility-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.top-utility-left {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.top-utility-badge {
  background: var(--accent-terracotta);
  color: #FFFFFF;
  padding: 0.15rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  border: 1px solid #000;
}

.top-utility-right a {
  color: #CBD5E1;
  text-decoration: underline;
}

.top-utility-right a:hover {
  color: #FFFFFF;
}

/* Main Navigation Bar */
.main-navbar {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-dark);
  line-height: 1;
}

.brand-subtitle {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--accent-terracotta);
  font-weight: 700;
  margin-top: 0.25rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.25rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-dark);
  text-decoration: none;
  padding: 0.6rem 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  min-height: 44px;
}

.nav-link:hover, .nav-item.active .nav-link {
  background-color: var(--bg-cream);
  border: 1px solid var(--border-charcoal);
  box-shadow: 2px 2px 0px var(--border-charcoal);
  text-decoration: none;
}

.nav-cta {
  background-color: var(--accent-terracotta);
  color: #FFFFFF !important;
  border: 1px solid var(--border-charcoal) !important;
  box-shadow: 3px 3px 0px var(--border-charcoal);
  font-weight: 700;
  padding: 0.6rem 1.2rem;
}

.nav-cta:hover {
  background-color: #9A3412;
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0px var(--border-charcoal);
}

/* Mega Menu Dropdown */
.has-mega-menu:hover .mega-menu-panel,
.has-mega-menu:focus-within .mega-menu-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-menu-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: -200px;
  width: 780px;
  background-color: var(--bg-white);
  border: 2px solid var(--border-charcoal);
  box-shadow: 6px 6px 0px var(--border-charcoal);
  padding: 1.75rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s ease;
  z-index: 10001;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.mega-column {
  border-right: 1px dashed var(--accent-sand);
  padding-right: 1rem;
}

.mega-column:last-child {
  border-right: none;
  padding-right: 0;
}

.mega-column-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--accent-terracotta);
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 0.85rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--border-charcoal);
}

.mega-links {
  list-style: none;
}

.mega-link-item {
  margin-bottom: 0.6rem;
}

.mega-link-item a {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
  padding: 0.35rem 0.4rem;
  border-left: 2px solid transparent;
  text-decoration: none;
}

.mega-link-item a:hover {
  border-left-color: var(--accent-terracotta);
  background-color: var(--bg-cream);
  padding-left: 0.6rem;
}

.mobile-toggle {
  display: none;
  background: var(--bg-white);
  border: 2px solid var(--border-charcoal);
  box-shadow: 2px 2px 0px var(--border-charcoal);
  padding: 0.5rem 0.8rem;
  font-family: var(--font-mono);
  font-weight: 700;
  cursor: pointer;
  min-height: 44px;
}

/* --------------------------------------------------------------------------
   4. NEO-BRUTALIST COMMON MODULES & CARDS
   -------------------------------------------------------------------------- */
.section {
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-charcoal);
}

.section-cream {
  background-color: var(--bg-cream);
}

.section-white {
  background-color: var(--bg-white);
}

.section-header {
  margin-bottom: 2.75rem;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-terracotta);
  background-color: #FFEDD5;
  border: 1px solid var(--border-charcoal);
  padding: 0.25rem 0.75rem;
  margin-bottom: 0.75rem;
  box-shadow: 2px 2px 0px var(--border-charcoal);
}

.section-lead {
  font-size: 1.2rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid var(--border-charcoal);
  box-shadow: var(--shadow-offset);
  transition: all 0.15s ease-in-out;
  min-height: 44px;
}

.btn:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-offset-hover);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--accent-terracotta);
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: #9A3412;
  color: #FFFFFF;
}

.btn-secondary {
  background-color: var(--bg-white);
  color: var(--text-dark);
}

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

.btn-ochre {
  background-color: var(--accent-ochre);
  color: #FFFFFF;
}

.btn-ochre:hover {
  background-color: #365314;
}

.card {
  background-color: var(--bg-white);
  border: 2px solid var(--border-charcoal);
  box-shadow: var(--shadow-offset);
  padding: 1.75rem;
  transition: all 0.2s ease-in-out;
}

.card:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-offset-hover);
}

.card-image-wrap {
  position: relative;
  overflow: hidden;
  margin: -1.75rem -1.75rem 1.25rem -1.75rem;
  border-bottom: 2px solid var(--border-charcoal);
}

.card-image-wrap img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: none;
}

.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--border-charcoal);
  background-color: var(--badge-bg);
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}

.reinvestment-banner {
  background-color: #FEF3C7;
  border: 2px solid var(--border-charcoal);
  box-shadow: 4px 4px 0px var(--border-charcoal);
  padding: 1.25rem 1.75rem;
  margin: 2rem 0;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.reinvestment-banner p {
  margin: 0;
  font-weight: 600;
  color: #78350F;
  font-size: 1.05rem;
}

/* --------------------------------------------------------------------------
   5. PAGE-SPECIFIC HEROES & SECTIONS
   -------------------------------------------------------------------------- */
.hero-asymmetric {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
  padding: 3rem 0 4.5rem 0;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-summary-2sentences {
  font-size: 1.25rem;
  line-height: 1.6;
  font-weight: 600;
  color: var(--text-dark);
  border-left: 4px solid var(--accent-terracotta);
  padding-left: 1.25rem;
  margin: 1.5rem 0 2rem 0;
  background-color: rgba(194, 65, 12, 0.06);
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.hero-visual-frame {
  position: relative;
}

.hero-visual-frame::before {
  content: "";
  position: absolute;
  top: 15px;
  left: 15px;
  width: 100%;
  height: 100%;
  background-color: var(--accent-ochre);
  border: 2px solid var(--border-charcoal);
  z-index: 1;
}

.hero-visual-frame img {
  position: relative;
  z-index: 2;
  border: 2px solid var(--border-charcoal);
  box-shadow: var(--shadow-offset);
  aspect-ratio: 16 / 9;
  object-fit: cover;
  width: 100%;
}

.hero-badge-tag {
  position: absolute;
  bottom: -15px;
  right: -10px;
  z-index: 3;
  background: var(--bg-white);
  border: 2px solid var(--border-charcoal);
  padding: 0.6rem 1rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  box-shadow: 3px 3px 0px var(--border-charcoal);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.stat-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.stat-box {
  background-color: var(--bg-white);
  border: 2px solid var(--border-charcoal);
  box-shadow: var(--shadow-offset);
  padding: 1.5rem;
  text-align: center;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--accent-terracotta);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--text-dark);
}

.timeline {
  position: relative;
  padding-left: 2.5rem;
  margin: 2.5rem 0;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 10px;
  width: 3px;
  background-color: var(--border-charcoal);
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -2.5rem;
  top: 5px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background-color: var(--accent-terracotta);
  border: 3px solid var(--border-charcoal);
}

.timeline-year {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 800;
  background: var(--border-charcoal);
  color: #FFFFFF;
  padding: 0.2rem 0.6rem;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.governance-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  border: 2px solid var(--border-charcoal);
  background: var(--bg-white);
  box-shadow: var(--shadow-offset);
}

.governance-table th, .governance-table td {
  padding: 1rem 1.25rem;
  border: 1px solid var(--border-charcoal);
  text-align: left;
}

.governance-table th {
  background-color: var(--border-charcoal);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
}

.table-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  background: #EFF6FF;
  border: 1px solid #93C5FD;
  color: #1E40AF;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
}

/* Page Header Banner */
.page-header-banner {
  position: relative;
  border: 2px solid var(--border-charcoal);
  box-shadow: var(--shadow-offset);
  overflow: hidden;
  margin-bottom: 3.5rem;
}

.page-header-banner img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border: none;
}

.page-header-caption {
  background-color: var(--bg-white);
  border-top: 2px solid var(--border-charcoal);
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Forms */
.form-card {
  background: var(--bg-white);
  border: 2px solid var(--border-charcoal);
  box-shadow: var(--shadow-offset);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 2px solid var(--border-charcoal);
  background-color: var(--bg-cream);
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text-dark);
  min-height: 44px;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  background-color: var(--bg-white);
  border-color: var(--accent-terracotta);
  box-shadow: 2px 2px 0px var(--border-charcoal);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

/* --------------------------------------------------------------------------
   6. MEGA FOOTER & LEGAL TRUST BASELINE
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--bg-white);
  border-top: 3px solid var(--border-charcoal);
  padding-top: 4.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-terracotta);
  font-weight: 800;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-charcoal);
}

.footer-nav-list {
  list-style: none;
}

.footer-nav-item {
  margin-bottom: 0.65rem;
}

.footer-nav-item a {
  color: var(--text-dark);
  font-size: 0.95rem;
  font-weight: 500;
  display: inline-block;
  min-height: 32px;
  line-height: 32px;
}

.footer-nav-item a:hover {
  color: var(--accent-terracotta);
  text-decoration: underline;
}

.footer-contact-block {
  font-size: 0.92rem;
  line-height: 1.7;
}

.footer-contact-item {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.legal-trust-baseline {
  border-top: 2px solid var(--border-charcoal);
  background-color: var(--border-charcoal);
  color: #CBD5E1;
  padding: 2rem 0;
  font-size: 0.85rem;
  line-height: 1.7;
}

.legal-notice-box {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #E2E8F0;
}

.legal-bottom-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 1.25rem;
}

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

.legal-bottom-links a {
  color: #F8FAFC;
  text-decoration: underline;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   7. RESPONSIVE BREAKPOINTS & MOBILE RESET
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .hero-asymmetric {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-matrix {
    grid-template-columns: repeat(2, 1fr);
  }

  .mega-menu-panel {
    width: 650px;
    left: -100px;
  }
}

@media (max-width: 768px) {
  body {
    padding-top: 115px;
  }

  /* Mobile Reset Rule */
  .card, .btn, .stat-box, .hero-visual-frame img, .reinvestment-banner {
    transform: none !important;
    box-shadow: 2px 2px 0px var(--border-charcoal) !important;
  }

  .hero-visual-frame::before {
    display: none;
  }

  .grid-4, .grid-3, .grid-2, .footer-grid, .stat-matrix {
    grid-template-columns: 1fr;
  }

  .mobile-toggle {
    display: block;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--bg-white);
    border-bottom: 2px solid var(--border-charcoal);
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.75rem;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
  }

  .nav-menu.is-open {
    display: flex;
  }

  .mega-menu-panel {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    width: 100%;
    box-shadow: none;
    border: 1px solid var(--border-charcoal);
    grid-template-columns: 1fr;
    margin-top: 0.5rem;
    padding: 1rem;
  }

  .mega-column {
    border-right: none;
    border-bottom: 1px dashed var(--accent-sand);
    padding-right: 0;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
  }

  .mega-column:last-child {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
  }

  .top-utility-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .legal-bottom-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}