/* 
 * Premium Education Investment Platform - Component Styles
 * Sophisticated UI Components for Institutional Credibility
 */

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  color: var(--brand-primary-dark);
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-h1);
}

h2 {
  font-size: var(--font-size-h2);
}

h3 {
  font-size: var(--font-size-h3);
}

h4 {
  font-size: var(--font-size-h4);
}

p {
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-regular);
  font-size: var(--font-size-body-medium);
  line-height: 1.7;
  color: var(--brand-primary-dark);
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-body-medium);
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  border: none;
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  transition: all var(--transition-medium);
  box-shadow: var(--box-shadow-light);
}

.btn-primary {
  background-color: var(--brand-primary-dark);
  color: var(--brand-white);
}

.btn-primary:hover {
  background-color: var(--brand-primary-medium);
  transform: translateY(-2px);
  box-shadow: var(--box-shadow-medium);
}

.btn-secondary {
  background-color: transparent;
  color: var(--brand-primary-dark);
  border: 2px solid var(--brand-primary-dark);
}

.btn-secondary:hover {
  background-color: var(--brand-primary-dark);
  color: var(--brand-white);
  transform: translateY(-2px);
}

/* On the dark hero background, an outlined button reads illegibly against
   the gradient, so give it a solid fill instead. */
.hero .btn-secondary {
  background-color: var(--brand-primary-light);
  color: var(--brand-white);
  border-color: var(--brand-primary-light);
}

.hero .btn-secondary:hover {
  background-color: var(--brand-white);
  color: var(--brand-primary-dark);
  border-color: var(--brand-white);
}

.btn-accent {
  background-color: var(--brand-accent-gold);
  color: var(--brand-white);
}

.btn-accent:hover {
  background-color: #a07409;
  transform: translateY(-2px);
  box-shadow: var(--box-shadow-medium);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-header);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: var(--spacing-sm) 0;
  box-shadow: var(--box-shadow-light);
}

.navbar-container {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.navbar-brand {
  grid-column: 1;
  justify-self: start;
}

.navbar-menu {
  grid-column: 2;
  justify-self: center;
}

.navbar-toggle {
  grid-column: 3;
  justify-self: end;
}

.navbar-brand {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-h4);
  color: var(--brand-primary-dark);
  text-decoration: none;
}

.navbar-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--spacing-md);
}

.navbar-item {
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-body-medium);
  color: var(--brand-primary-dark);
  text-decoration: none;
  transition: all var(--transition-fast);
  position: relative;
}

.navbar-item:hover {
  color: var(--brand-accent-gold);
}

.navbar-item::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--brand-accent-gold);
  transition: width var(--transition-medium);
}

.navbar-item:hover::after {
  width: 100%;
}

.navbar-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.navbar-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--brand-primary-dark);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.navbar-toggle[aria-expanded="true"] .navbar-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar-toggle[aria-expanded="true"] .navbar-toggle-bar:nth-child(2) {
  opacity: 0;
}

.navbar-toggle[aria-expanded="true"] .navbar-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl) 0;
  background-color: var(--brand-secondary-white);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(10, 25, 41, 0.9) 0%, rgba(26, 58, 95, 0.7) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  text-align: center;
  color: var(--brand-white);
  padding: 0 var(--container-padding);
}

.hero h1 {
  font-size: var(--font-size-h1);
  margin-bottom: var(--spacing-md);
  color: var(--brand-white);
}

.hero p {
  font-size: var(--font-size-body-large);
  margin-bottom: var(--spacing-lg);
  color: rgba(255, 255, 255, 0.9);
}

/* Section */
.section {
  padding: var(--spacing-xxl) 0;
}

.section-alt {
  background-color: var(--brand-secondary-white);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-xxl);
}

.section-title {
  font-size: var(--font-size-h2);
  position: relative;
  display: inline-block;
  margin-bottom: var(--spacing-sm);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--brand-accent-gold);
}

.section-description {
  font-size: var(--font-size-body-medium);
  color: var(--brand-secondary-dark);
  margin-bottom: 0;
}

/* Card */
.card {
  background-color: var(--brand-white);
  border: 1px solid var(--brand-secondary-light);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  transition: border-color var(--transition-medium), box-shadow var(--transition-medium);
}

/* Only cards that actually lead somewhere get an interactive hover state;
   purely informational cards keep a static outline. */
.project-card:hover,
.blog-card:hover {
  border-color: var(--brand-accent-gold);
  box-shadow: var(--box-shadow-light);
}

.card-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  display: block;
}

.card-content {
  padding: var(--spacing-lg);
}

.card-title {
  font-size: var(--font-size-h4);
  margin-bottom: var(--spacing-sm);
}

.card-content > *:last-child,
.project-card-content > *:last-child,
.blog-card-content > *:last-child {
  margin-bottom: 0;
}

/* Keep long-form narrative paragraphs at a comfortable reading measure
   instead of stretching edge-to-edge across a wide column. */
.grid.lg\:grid-cols-2 > div > p {
  max-width: 60ch;
}

.card-text {
  font-size: var(--font-size-body-small);
  color: var(--brand-secondary-dark);
}

/* Project Card */
.project-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-card-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
}

.project-card-content {
  padding: var(--spacing-md);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.project-card-title {
  font-size: var(--font-size-h4);
  margin-bottom: var(--spacing-xs);
}

.project-card-location {
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-body-small);
  color: var(--brand-accent-gold);
  margin-bottom: var(--spacing-sm);
}

/* Blog / Insight Card */
.blog-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.blog-card-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}

.blog-card-content {
  padding: var(--spacing-md);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.blog-card-title {
  font-size: var(--font-size-h4);
  margin-bottom: var(--spacing-xs);
}

.blog-card-date {
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-body-small);
  color: var(--brand-accent-gold);
  margin-bottom: var(--spacing-sm);
}

.blog-card-content .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* Gap utilities */
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* Stats */
.stats-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  text-align: center;
}

.stat-item h3 {
  font-size: var(--font-size-h3);
  color: var(--brand-primary-dark);
  margin-bottom: var(--spacing-xs);
}

.stat-item p {
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-regular);
  font-size: var(--font-size-body-small);
  color: var(--brand-secondary-dark);
  margin-bottom: 0;
}

/* Forms */
.contact-form-container {
  max-width: 900px;
  margin: 0 auto;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.form-group label {
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-body-small);
  color: var(--brand-primary-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
  font-family: var(--font-secondary);
  font-size: var(--font-size-body-medium);
  color: var(--brand-primary-dark);
  background-color: var(--brand-white);
  border: 1px solid var(--brand-secondary-medium);
  border-radius: var(--border-radius-sm);
  padding: var(--spacing-sm);
  transition: border-color var(--transition-fast);
}

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

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form > .btn {
  margin-top: var(--spacing-sm);
}

.form-success {
  margin-top: var(--spacing-md);
  margin-bottom: 0;
  font-family: var(--font-secondary);
  font-size: var(--font-size-body-medium);
  font-weight: var(--font-weight-medium);
  color: var(--brand-accent-green);
}

/* Footer */
.footer {
  background-color: var(--brand-primary-dark);
  color: var(--brand-white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.footer-logo {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-h4);
  color: var(--brand-white);
  text-decoration: none;
  margin-bottom: var(--spacing-md);
  display: block;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.footer-link {
  font-family: var(--font-secondary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-body-small);
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.footer-link:hover {
  color: var(--brand-accent-gold);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  text-align: center;
  font-size: var(--font-size-body-small);
  color: rgba(255, 255, 255, 0.6);
}

/* Responsive */
/* Process Track (horizontal journey) */
.process-track {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.process-step {
  display: flex;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--brand-secondary-light);
}

.process-step:last-child {
  border-bottom: 1px solid var(--brand-secondary-light);
}

.process-step-index {
  font-family: var(--font-primary);
  font-size: var(--font-size-h3);
  color: var(--brand-accent-gold);
  min-width: 3ch;
  flex-shrink: 0;
}

.process-step-body h3 {
  margin-bottom: var(--spacing-xs);
}

.process-step-body p {
  margin-bottom: 0;
  font-size: var(--font-size-body-medium);
  color: var(--brand-secondary-dark);
}

@media (min-width: 768px) {
  .process-track {
    flex-direction: row;
  }

  .process-step {
    flex: 1;
    min-width: 0;
    flex-direction: column;
    gap: var(--spacing-md);
    border-top: none;
    border-left: 1px solid var(--brand-secondary-light);
    padding: 0 var(--spacing-md);
  }

  .process-step:last-child {
    border-bottom: none;
  }
}

/* Capability List (compact, no card chrome, for long inventories of short items) */
.capability-list {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--brand-secondary-light);
}

.capability-item {
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--brand-secondary-light);
}

.capability-item h3 {
  font-size: var(--font-size-h4);
  margin-bottom: var(--spacing-xs);
}

.capability-item p {
  margin-bottom: 0;
  color: var(--brand-secondary-dark);
}

@media (min-width: 768px) {
  .capability-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--spacing-xl);
  }

  .capability-item {
    border-bottom: none;
    border-top: 1px solid var(--brand-secondary-light);
  }

  .capability-list {
    border-top: none;
  }

  .capability-item:nth-last-child(-n+2) {
    border-bottom: 1px solid var(--brand-secondary-light);
  }
}

/* Geographic Presence (typographic list) */
.geo-list {
  display: flex;
  flex-direction: column;
}

.geo-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--spacing-sm) var(--spacing-lg);
  padding: var(--spacing-md) 0;
  border-top: 1px solid var(--brand-secondary-light);
}

.geo-list .geo-item:last-child {
  border-bottom: 1px solid var(--brand-secondary-light);
}

.geo-item-name {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-h3);
  color: var(--brand-primary-dark);
}

.geo-item-desc {
  font-family: var(--font-secondary);
  font-size: var(--font-size-body-medium);
  color: var(--brand-secondary-dark);
  max-width: 32ch;
  text-align: right;
}

@media (max-width: 576px) {
  .geo-item-desc {
    text-align: left;
    max-width: none;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: var(--font-size-h2);
  }

  .section {
    padding: var(--spacing-lg) 0;
  }

  .navbar-toggle {
    display: flex;
  }

  .navbar-menu {
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    flex-direction: column;
    gap: 0;
    background-color: var(--brand-white);
    box-shadow: var(--box-shadow-medium);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-medium);
  }

  .navbar-menu.active {
    max-height: 500px;
  }

  .navbar-item {
    display: block;
    padding: var(--spacing-sm) var(--container-padding);
    border-top: 1px solid var(--brand-secondary-light);
  }

  .navbar .btn-accent {
    display: none;
  }

  .navbar-menu.active .navbar-item:last-child {
    border-bottom: 1px solid var(--brand-secondary-light);
  }
}

/* Navbar scrolled state */
.navbar.scrolled {
  box-shadow: var(--box-shadow-medium);
}

/* Media Placeholder (project / blog cards) */
.media-placeholder {
  position: relative;
  width: 100%;
  height: 250px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--brand-primary-dark) 0%, var(--brand-primary-light) 100%);
}

.media-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0px, rgba(255, 255, 255, 0.05) 1px, transparent 1px, transparent 36px);
}

.media-placeholder::after {
  content: '';
  position: absolute;
  left: var(--spacing-md);
  bottom: var(--spacing-md);
  width: 28px;
  height: 28px;
  border-left: 1px solid var(--brand-accent-gold);
  border-bottom: 1px solid var(--brand-accent-gold);
  opacity: 0.8;
}

.blog-card-image.media-placeholder {
  height: 220px;
}

.media-placeholder.has-image {
  background-size: cover;
  background-position: center;
}

.media-placeholder.has-image::before,
.media-placeholder.has-image::after {
  display: none;
}

.avatar-placeholder {
  background-repeat: no-repeat;
}

/* Avatar Placeholder (leadership) */
.avatar-placeholder {
  width: 140px;
  height: 140px;
  margin: 0 auto var(--spacing-md);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-primary-dark) 0%, var(--brand-primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-h3);
  color: var(--brand-accent-gold);
  letter-spacing: 0.05em;
}

/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* About page journey section */
.journey-track {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.journey-step {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-md);
}

.journey-step-word {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-h2);
  color: var(--brand-primary-dark);
}

.journey-step-arrow {
  font-family: var(--font-primary);
  font-size: var(--font-size-h3);
  color: var(--brand-accent-gold);
}

.journey-step-desc {
  font-family: var(--font-secondary);
  font-size: var(--font-size-body-medium);
  color: var(--brand-secondary-dark);
  max-width: 40ch;
}

@media (max-width: 768px) {
  .journey-step {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }
}