/* ============================================
   ROX Dealer Marketing Academy — Global Styles
   VI 8-color strict compliance
   ============================================ */

/* --- CSS Variables (VI 8 Colors) --- */
:root {
  --sand-yellow: #DAB965;
  --ui-yellow: #E59C2F;
  --obsidian: #0A0A0A;
  --far-white: #F7F9FA;
  --gray-1: #EEEEEE;
  --gray-2: #B0B3B2;
  --gray-3: #BDC5C9;
  --gray-4: #50555B;

  --font-sans: 'TT Norms Pro', 'Inter', system-ui, -apple-system, sans-serif;
  --radius: 4px;
  --space: 8px;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--far-white);
  color: var(--obsidian);
  line-height: 1.6;
  min-height: 100vh;
}

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

a {
  color: var(--ui-yellow);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* --- Top Navigation --- */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--obsidian);
  color: var(--far-white);
  padding: 0 calc(var(--space) * 2);
  height: 56px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: calc(var(--space) * 2);
}

.top-nav .nav-brand {
  justify-self: start;
}

.top-nav .nav-tabs {
  justify-self: center;
}

.top-nav .nav-user {
  justify-self: end;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: calc(var(--space) * 1.5);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.nav-brand .logo-mark,
.nav-brand .nav-logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-brand .logo-mark {
  background: var(--sand-yellow);
  color: var(--obsidian);
  font-weight: 800;
  font-size: 0.85rem;
}

.nav-brand .nav-logo {
  object-fit: contain;
}

.nav-brand a {
  color: var(--far-white);
  text-decoration: none;
}

.nav-tabs {
  display: flex;
  gap: calc(var(--space) * 0.5);
  list-style: none;
}

.nav-tabs a {
  display: block;
  padding: calc(var(--space) * 0.75) calc(var(--space) * 1.5);
  color: var(--gray-3);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: color 0.15s, background 0.15s;
  text-decoration: none;
}

.nav-tabs a:hover {
  color: var(--far-white);
  background: rgba(255,255,255,0.08);
}

.nav-tabs a.active {
  color: var(--obsidian);
  background: var(--sand-yellow);
  font-weight: 600;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: calc(var(--space) * 1);
  font-size: 0.85rem;
  color: var(--gray-3);
  padding: calc(var(--space) * 0.5) calc(var(--space) * 1);
  border-radius: var(--radius);
  transition: background 0.15s;
}

.nav-user:hover {
  background: rgba(255,255,255,0.08);
}

.nav-user .user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--sand-yellow);
  color: var(--obsidian);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
}

/* --- Container --- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: calc(var(--space) * 4) calc(var(--space) * 2);
}

.container-narrow {
  max-width: 720px;
  margin: 0 auto;
  padding: calc(var(--space) * 4) calc(var(--space) * 2);
}

/* --- Hero / Methodology Section (Homepage) --- */
.hero {
  background: var(--obsidian);
  color: var(--far-white);
  padding: calc(var(--space) * 8) calc(var(--space) * 2);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-africa-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: auto;
  height: 100%;
  opacity: 0.28;
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: calc(var(--space) * 2);
  letter-spacing: -0.5px;
}

.hero h1 .accent {
  color: var(--sand-yellow);
}

.hero .subtitle {
  font-size: 1.1rem;
  color: var(--gray-3);
  max-width: 600px;
  margin: 0 auto calc(var(--space) * 4);
  line-height: 1.7;
}

.methodology {
  background: var(--far-white);
  padding: calc(var(--space) * 6) calc(var(--space) * 2);
}

.methodology-inner {
  max-width: 900px;
  margin: 0 auto;
}

.methodology h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: calc(var(--space) * 1.5);
  color: var(--obsidian);
}

.methodology .method-text {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--gray-4);
  margin-bottom: calc(var(--space) * 3);
}

.methodology .method-text strong {
  color: var(--obsidian);
}

.method-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(var(--space) * 1.5);
  flex-wrap: wrap;
  margin: calc(var(--space) * 3) 0;
}

.method-flow .flow-step {
  background: var(--obsidian);
  color: var(--far-white);
  padding: calc(var(--space) * 1.5) calc(var(--space) * 2.5);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-align: center;
  min-width: 140px;
}

.method-flow .flow-step .step-num {
  display: block;
  font-size: 0.75rem;
  color: var(--sand-yellow);
  margin-bottom: 4px;
  letter-spacing: 1px;
}

.method-flow .flow-arrow {
  color: var(--sand-yellow);
  font-size: 1.5rem;
  font-weight: 700;
}

/* --- Three Module Cards (Homepage) --- */
.modules-section {
  padding: calc(var(--space) * 6) calc(var(--space) * 2);
  background: var(--gray-1);
}

.modules-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: calc(var(--space) * 3);
  margin-top: calc(var(--space) * 4);
}

.module-card {
  background: var(--far-white);
  border: 1px solid var(--gray-1);
  border-radius: var(--radius);
  padding: calc(var(--space) * 3);
  transition: border-color 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
}

.module-card:hover {
  border-color: var(--sand-yellow);
  transform: translateY(-2px);
}

.module-card .module-icon {
  width: 48px;
  height: 48px;
  background: var(--sand-yellow);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: calc(var(--space) * 2);
}

.module-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: calc(var(--space) * 1);
  color: var(--obsidian);
}

.module-card .module-desc {
  font-size: 0.9rem;
  color: var(--gray-4);
  line-height: 1.6;
  margin-bottom: calc(var(--space) * 2);
  flex-grow: 1;
}

.module-card .module-meta {
  font-size: 0.8rem;
  color: var(--gray-2);
  margin-bottom: calc(var(--space) * 2);
}

.module-card .module-btn {
  display: inline-block;
  background: var(--obsidian);
  color: var(--far-white);
  padding: calc(var(--space) * 1) calc(var(--space) * 2);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  transition: background 0.15s;
}

.module-card .module-btn:hover {
  background: var(--ui-yellow);
  color: var(--obsidian);
  text-decoration: none;
}

/* --- My Progress Section (Homepage) --- */
.progress-section {
  padding: calc(var(--space) * 6) calc(var(--space) * 2);
  background: var(--far-white);
}

.progress-inner {
  max-width: 900px;
  margin: 0 auto;
}

.progress-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: calc(var(--space) * 2);
  margin-top: calc(var(--space) * 3);
}

.progress-item {
  background: var(--gray-1);
  border-radius: var(--radius);
  padding: calc(var(--space) * 2);
}

.progress-item .progress-label {
  font-size: 0.8rem;
  color: var(--gray-4);
  margin-bottom: calc(var(--space) * 0.5);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.progress-item .progress-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--obsidian);
}

.progress-item .progress-bar {
  height: 6px;
  background: var(--gray-2);
  border-radius: 3px;
  margin-top: calc(var(--space) * 1);
  overflow: hidden;
}

.progress-item .progress-bar-fill {
  height: 100%;
  background: var(--sand-yellow);
  border-radius: 3px;
  transition: width 0.3s;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: calc(var(--space) * 1.25) calc(var(--space) * 2.5);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--sand-yellow);
  color: var(--obsidian);
}

.btn-primary:hover {
  background: var(--ui-yellow);
  text-decoration: none;
}

.btn-outline {
  background: var(--far-white);
  color: var(--obsidian);
  border: 1.5px solid var(--far-white);
}

.btn-outline:hover {
  background: var(--gray-1);
  text-decoration: none;
}

.btn-dark {
  background: var(--obsidian);
  color: var(--far-white);
}

.btn-dark:hover {
  background: var(--gray-4);
  text-decoration: none;
}

.btn-outline {
  background: transparent;
  color: var(--obsidian);
  border: 1px solid var(--obsidian);
}

.btn-outline:hover {
  background: var(--obsidian);
  color: var(--far-white);
  text-decoration: none;
}

.btn-sm {
  padding: calc(var(--space) * 0.5) calc(var(--space) * 1.5);
  font-size: 0.8rem;
}

/* --- Forms --- */
.form-group {
  margin-bottom: calc(var(--space) * 2);
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--obsidian);
  margin-bottom: calc(var(--space) * 0.5);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: calc(var(--space) * 1) calc(var(--space) * 1.25);
  border: 1px solid var(--gray-2);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-family: inherit;
  background: var(--far-white);
  color: var(--obsidian);
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--sand-yellow);
}

/* --- Cards --- */
.card {
  background: var(--far-white);
  border: 1px solid var(--gray-1);
  border-radius: var(--radius);
  padding: calc(var(--space) * 2.5);
  margin-bottom: calc(var(--space) * 2);
}

.card-dark {
  background: var(--obsidian);
  color: var(--far-white);
  border: none;
}

/* --- Section Headers --- */
.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--obsidian);
  margin-bottom: calc(var(--space) * 1);
}

.section-subtitle {
  font-size: 1rem;
  color: var(--gray-4);
  margin-bottom: calc(var(--space) * 3);
}

/* --- Confidentiality Banner --- */
.confidential-banner {
  background: var(--obsidian);
  color: var(--sand-yellow);
  padding: calc(var(--space) * 0.75) calc(var(--space) * 2);
  font-size: 0.75rem;
  text-align: center;
  letter-spacing: 0.5px;
  font-weight: 500;
}

/* --- Footer --- */
.site-footer {
  background: var(--obsidian);
  color: var(--gray-3);
  padding: calc(var(--space) * 4) calc(var(--space) * 2);
  text-align: center;
  font-size: 0.8rem;
  margin-top: calc(var(--space) * 6);
}

.site-footer a {
  color: var(--sand-yellow);
}

/* --- Auth Gate (Access Control) --- */
.auth-gate {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--obsidian);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-gate-content {
  text-align: center;
  max-width: 440px;
}

.auth-gate-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.auth-gate-content h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--far-white);
  margin-bottom: 16px;
}

.auth-gate-content p {
  color: var(--gray-3);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 12px;
}

.auth-gate-sub {
  font-size: 0.85rem !important;
  color: var(--gray-4) !important;
  margin-bottom: 28px !important;
}

.auth-gate-btn {
  padding: 14px 24px;
  font-size: 1rem;
}

.auth-gate-back {
  color: var(--gray-3);
  font-size: 0.9rem;
  text-decoration: none;
  display: inline-block;
}

.auth-gate-back:hover {
  color: var(--sand-yellow);
  text-decoration: underline;
}

/* --- Modal / Lightbox --- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 10, 0.85);
  z-index: 600;
  display: none;
  align-items: center;
  justify-content: center;
  padding: calc(var(--space) * 2);
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--far-white);
  border-radius: var(--radius);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}

.modal-close {
  position: absolute;
  top: calc(var(--space) * 1.5);
  right: calc(var(--space) * 1.5);
  width: 32px;
  height: 32px;
  background: var(--obsidian);
  color: var(--far-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  z-index: 10;
}

/* --- Utility --- */
.text-center { text-align: center; }
.text-muted { color: var(--gray-4); }
.text-small { font-size: 0.85rem; }
.mt-1 { margin-top: calc(var(--space) * 1); }
.mt-2 { margin-top: calc(var(--space) * 2); }
.mt-3 { margin-top: calc(var(--space) * 3); }
.mb-1 { margin-bottom: calc(var(--space) * 1); }
.mb-2 { margin-bottom: calc(var(--space) * 2); }
.mb-3 { margin-bottom: calc(var(--space) * 3); }
.hidden { display: none !important; }

/* --- Responsive --- */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.6rem;
  }

  .modules-grid {
    grid-template-columns: 1fr;
  }

  .progress-grid {
    grid-template-columns: 1fr;
  }

  .nav-tabs {
    display: none;
  }

  .nav-user .user-name {
    display: none;
  }

  .method-flow {
    flex-direction: column;
  }

  .method-flow .flow-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 480px) {
  .container {
    padding: calc(var(--space) * 2) calc(var(--space) * 1.5);
  }

  .hero {
    padding: calc(var(--space) * 5) calc(var(--space) * 1.5);
  }
}