/* AIDEV-NOTE: UI components — header, footer, hero, cards, org chart, buttons, forms */

/* ============================================
   Header
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-white);
  font-weight: 700;
  font-size: var(--text-lg);
  text-decoration: none;
  user-select: none;
}

.site-logo:hover {
  color: var(--color-white);
}

.site-logo img {
  width: 32px;
  height: 32px;
}

/* Mobile menu toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

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

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

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

/* Navigation */
.main-nav {
  display: none;
}

.main-nav.is-open {
  display: block;
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) 0;
}

.main-nav__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.main-nav__link {
  display: block;
  padding: var(--space-3) var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color var(--transition-fast);
}

.main-nav__link:hover,
.main-nav__link--active {
  color: var(--color-white);
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }

  .main-nav {
    display: block;
    position: static;
    background: none;
    border: none;
    padding: 0;
  }

  .main-nav__list {
    flex-direction: row;
    gap: var(--space-1);
  }

  .main-nav__link {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
  }

  .main-nav__link:hover {
    background: var(--color-accent-dim);
  }
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-16) 0 var(--space-8);
  margin-top: var(--space-24);
}

.site-footer__inner {
  display: grid;
  gap: var(--space-12);
}

.site-footer__tagline {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-2);
}

.site-footer__nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .site-footer__inner {
    grid-template-columns: 1.5fr 2fr;
  }

  .site-footer__nav {
    grid-template-columns: repeat(3, 1fr);
  }
}

.site-footer__col h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.site-footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.site-footer__col a {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.site-footer__col a:hover {
  color: var(--color-accent);
}

.site-footer__bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-dim);
  font-size: var(--text-sm);
}

.site-logo--footer {
  font-size: var(--text-base);
}

.site-logo--footer img {
  width: 24px;
  height: 24px;
}

/* ============================================
   Hero
   ============================================ */
.hero {
  padding: var(--space-24) 0 var(--space-20);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(45, 212, 191, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
}

.hero__title {
  font-size: var(--text-4xl);
  max-width: 48rem;
  margin: 0 auto var(--space-6);
}

@media (min-width: 768px) {
  .hero__title {
    font-size: var(--text-5xl);
  }
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 36rem;
  margin: 0 auto var(--space-8);
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  line-height: 1.5;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-bg);
}

.btn--secondary {
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-dim);
}

.btn--small {
  padding: var(--space-1) var(--space-4);
  font-size: var(--text-xs);
}

/* ============================================
   Feature Cards
   ============================================ */
.feature-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.feature-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.feature-card__icon {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
}

.feature-card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.feature-card__desc {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
}

/* ============================================
   Team Cards
   ============================================ */
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 640px) {
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.team-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
}

.team-card__image {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto var(--space-4);
  background: var(--color-surface);
}

.team-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-card__name {
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
}

.team-card__role {
  color: var(--color-accent);
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-4);
}

.team-card__bio {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
  text-align: left;
}

/* ============================================
   Blog Cards
   ============================================ */
.blog-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.blog-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.blog-card__link {
  display: block;
  padding: var(--space-8);
  color: inherit;
  text-decoration: none;
}

.blog-card__link:hover {
  color: inherit;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  margin-bottom: var(--space-3);
}

.blog-card__sep {
  color: var(--color-text-dim);
}

.blog-card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.blog-card__desc {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.blog-card__read {
  color: var(--color-accent);
  font-size: var(--text-sm);
  font-weight: 500;
}

/* ============================================
   Org Tree — Visual top-down flexbox tree
   ============================================ */
.org-tree {
  display: flex;
  justify-content: center;
  padding: var(--space-8) 0;
}

.org-tree__node-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.org-tree__node {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  text-decoration: none;
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
  width: 118px;
}

.org-tree__node:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: 0 0 20px rgba(45, 212, 191, 0.15);
  color: inherit;
}

.org-tree__photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--color-surface);
  margin-bottom: var(--space-2);
}

.org-tree__photo--silhouette {
  opacity: 0.6;
}

.org-tree__name {
  display: block;
  color: var(--color-white);
  font-weight: 600;
  font-size: var(--text-xs);
  line-height: 1.3;
  margin-bottom: 2px;
}

.org-tree__role {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.65rem;
  line-height: 1.3;
  margin-bottom: var(--space-1);
}

.org-tree__dept {
  font-size: 0.6rem;
}

/* Connector: vertical line down from parent node */
.org-tree__connector {
  width: 2px;
  height: 20px;
  background: var(--color-border);
  flex-shrink: 0;
}

/* Branch: horizontal row of children */
.org-tree__branch {
  display: flex;
  justify-content: center;
  gap: 0;
  position: relative;
  padding-top: 20px;
}

/* Each subtree column */
.org-tree__subtree {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  padding: 0 var(--space-1);
}

/* Vertical line up from each child to the horizontal bar */
.org-tree__subtree::before {
  content: '';
  position: absolute;
  top: -20px;
  left: 50%;
  width: 2px;
  height: 20px;
  background: var(--color-border);
  transform: translateX(-50%);
}

/* Horizontal connector: each subtree draws a bar across its top */
.org-tree__subtree::after {
  content: '';
  position: absolute;
  top: -20px;
  height: 2px;
  background: var(--color-border);
  left: 0;
  right: 0;
}

/* First child: bar from center to right edge only */
.org-tree__subtree:first-child::after {
  left: 50%;
  right: 0;
}

/* Last child: bar from left edge to center only */
.org-tree__subtree:last-child::after {
  left: 0;
  right: 50%;
}

/* Only child: no horizontal bar at all */
.org-tree__subtree:only-child::after {
  display: none;
}

/* Scale up on wide viewports where there's room to breathe */
@media (min-width: 1280px) {
  .org-tree__node {
    width: 140px;
    padding: var(--space-4);
  }

  .org-tree__photo {
    width: 96px;
    height: 96px;
  }

  .org-tree__name {
    font-size: var(--text-sm);
  }

  .org-tree__role {
    font-size: var(--text-xs);
  }

  .org-tree__subtree {
    padding: 0 var(--space-2);
  }
}

/* ============================================
   Team Profile Page
   ============================================ */
.team-profile {
  padding: var(--space-16) 0;
}

.team-profile .back-link {
  display: inline-block;
  margin-bottom: var(--space-8);
  font-size: var(--text-sm);
  font-weight: 500;
}

.team-profile__hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: var(--space-12);
}

.team-profile__photo-wrap {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  overflow: hidden;
  margin-bottom: var(--space-8);
  border: 3px solid var(--color-border);
  background: var(--color-surface);
}

.team-profile__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-profile__photo--silhouette {
  opacity: 0.6;
}

.team-profile__name {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-2);
}

.team-profile__role {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}

.team-profile__dept {
  font-size: var(--text-sm);
}

.team-profile__bio {
  font-size: var(--text-lg);
  line-height: 1.8;
  color: var(--color-text);
  max-width: 40rem;
  margin: 0 auto;
}

.team-profile__bio p {
  margin-bottom: var(--space-4);
}

/* ============================================
   Org Tree — Mobile responsive
   ============================================ */
@media (max-width: 767px) {
  .org-tree {
    flex-direction: column;
    align-items: center;
  }

  .org-tree__branch {
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding-top: 0;
  }

  .org-tree__subtree {
    padding: 0;
  }

  .org-tree__subtree::before,
  .org-tree__subtree::after {
    display: none;
  }

  .org-tree__connector {
    height: 12px;
  }

  .org-tree__node {
    width: 150px;
    padding: var(--space-3);
  }

  .org-tree__photo {
    width: 72px;
    height: 72px;
  }

  .team-profile__photo-wrap {
    width: 200px;
    height: 200px;
  }

  .team-profile__name {
    font-size: var(--text-2xl);
  }
}

/* ============================================
   Post Styles
   ============================================ */
.post-header {
  margin-bottom: var(--space-12);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.post-meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  margin-bottom: var(--space-4);
}

.post-meta__sep {
  color: var(--color-text-dim);
}

.post-title {
  margin-bottom: var(--space-3);
}

.post-author {
  color: var(--color-text-muted);
  font-size: var(--text-base);
}

.post-footer {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.back-link {
  font-size: var(--text-sm);
  font-weight: 500;
}

/* ============================================
   Page Styles
   ============================================ */
.page {
  padding: var(--space-16) 0;
}

.page-header {
  margin-bottom: var(--space-12);
}

.page-title {
  margin-bottom: var(--space-4);
}

.page-subtitle {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  max-width: 36rem;
}

/* ============================================
   Tags
   ============================================ */
.tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 500;
  background: var(--color-accent-dim);
  color: var(--color-accent);
  border-radius: 9999px;
}

/* ============================================
   Form Elements
   ============================================ */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-2);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-dim);
}

.form-textarea {
  min-height: 8rem;
  resize: vertical;
}

/* ============================================
   Hidden Link Modal (Easter Egg)
   ============================================ */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

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

.modal {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 24rem;
  text-align: center;
  box-shadow: 0 0 40px rgba(45, 212, 191, 0.15);
}

.modal__title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}

.modal__link {
  display: inline-block;
  margin-bottom: var(--space-4);
  font-weight: 600;
}

.modal__close {
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2) var(--space-4);
}

.modal__close:hover {
  color: var(--color-text);
}

/* ============================================
   draneCAPTCHA — pinball table image grid
   AIDEV-NOTE: Spoofs Google reCAPTCHA, ARG easter egg on /contact/
   ============================================ */
.dcap {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-card);
  max-width: 320px;
}

.dcap__header {
  background: var(--color-accent);
  padding: var(--space-4) var(--space-4) var(--space-3);
}

.dcap__instruction-text {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-bg);
  font-weight: 500;
}

.dcap__instruction-target {
  display: block;
  font-size: var(--text-xl);
  color: var(--color-bg);
  font-weight: 700;
  line-height: 1.3;
}

.dcap__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  padding: 2px;
  background: var(--color-border);
}

.dcap__cell {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border: none;
  padding: 0;
  cursor: pointer;
  background: var(--color-surface);
  transition: opacity var(--transition-fast);
}

.dcap__cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
  user-select: none;
}

.dcap__cell:hover {
  opacity: 0.85;
}

.dcap__check {
  position: absolute;
  bottom: 4px;
  right: 4px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.dcap__check svg {
  width: 14px;
  height: 14px;
}

.dcap__cell--selected .dcap__check {
  opacity: 1;
  transform: scale(1);
}

.dcap__cell--selected::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 3px solid var(--color-accent);
  pointer-events: none;
}

.dcap__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border);
}

.dcap__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.dcap__brand-logo {
  width: 24px;
  height: 24px;
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 800;
  font-size: var(--text-sm);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dcap__brand-text {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.dcap__verify {
  padding: var(--space-2) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-accent);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dcap__verify:hover:not(:disabled) {
  background: var(--color-accent);
  color: var(--color-bg);
}

.dcap__verify:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.dcap__status {
  text-align: center;
  font-size: var(--text-xs);
  padding: 0 var(--space-4);
  min-height: 1.5rem;
  line-height: 1.5rem;
}

.dcap__status--success {
  color: var(--color-accent);
  background: var(--color-accent-dim);
}

.dcap__status--error {
  color: #f87171;
  background: rgba(248, 113, 113, 0.1);
}

.dcap--verified .dcap__header {
  background: var(--color-accent);
  opacity: 0.7;
}

.dcap--verified .dcap__cell {
  pointer-events: none;
  opacity: 0.6;
}