/* components.css — Reusable UI Components */

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(10, 10, 15, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: var(--z-nav);
  transition: background var(--transition-base);
}

body.light-mode .nav {
  background: rgba(245, 245, 250, 0.8);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.nav__logo {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--accent-primary);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.nav__logo span {
  color: var(--text-primary);
}

.nav__links {
  display: flex;
  gap: var(--space-1);
  align-items: center;
}

.nav__link {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  position: relative;
}

.nav__link:hover,
.nav__link.active {
  color: var(--text-primary);
  background: var(--bg-glass-hover);
}

.nav__link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 2px;
  background: var(--accent-primary);
  border-radius: var(--radius-full);
}

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

.nav__progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 0 var(--radius-full) var(--radius-full) 0;
  width: 0%;
  transition: width 50ms linear;
}

/* Mobile menu */
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
  z-index: calc(var(--z-nav) + 1);
}

.nav__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.nav__burger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__burger.open span:nth-child(2) {
  opacity: 0;
}

.nav__burger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav__mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--space-4);
  flex-direction: column;
  gap: var(--space-1);
  backdrop-filter: blur(20px);
}

.nav__mobile-menu.open {
  display: flex;
}

.nav__mobile-menu .nav__link {
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
}

@media(max-width:1024px) {
  .nav__inner {
    padding: 0 var(--space-4);
  }

  .nav__logo {
    font-size: var(--text-base);
  }

  .nav__links {
    gap: var(--space-0-5);
  }

  .nav__link {
    padding: var(--space-2) var(--space-1);
    font-size: 0.75rem;
  }
}

@media(max-width:768px) {
  .nav__links {
    display: none;
  }

  .nav__burger {
    display: flex;
  }

  .nav__logo span {
    font-size: 0.85rem;
  }

  /* Ensure title stays but smaller */
}

/* ── Theme Toggle ── */
.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  font-size: var(--text-lg);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.theme-toggle:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-medium);
}

/* ── Cards ── */
.card {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

/* Disable transform transition when JS tilt is active to prevent jitter */
.js-tilt-enabled .card:not(.stat-item) {
  transition: border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-base);
}

.card:hover {
  border-color: var(--border-accent);
  background: var(--bg-glass-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at var(--shine-x, 50%) var(--shine-y, 50%),
    rgba(255, 255, 255, 0.12) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
  z-index: 3;
}

.card:hover::after {
  opacity: 1;
}

/* No shine for stat items */
.stat-item::after {
  display: none;
}

.card__image {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-2);
}

.card__desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.card__meta {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

/* ── Badge / Tag ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  white-space: nowrap;
}

.badge--accent {
  background: var(--accent-glow);
  border-color: var(--border-accent);
  color: var(--accent-primary);
}

.badge--award {
  background: rgba(251, 191, 36, 0.1);
  border-color: rgba(251, 191, 36, 0.3);
  color: #fbbf24;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  transition: all var(--transition-fast);
  cursor: pointer;
}

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

.btn--primary:hover {
  box-shadow: var(--shadow-glow-strong);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
}

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

.btn--icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
}

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

.btn--icon img {
  width: 20px;
  height: 20px;
}

/* ── Bento Grid ── */
.bento-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: minmax(120px, auto);
}

.bento-grid .card.span-2 {
  grid-column: span 1;
}

.bento-grid .card.span-3 {
  grid-column: span 1;
}

.bento-grid .card.row-2 {
  grid-row: span 1;
}

@media(max-width:1200px) {
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media(max-width:640px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Stat Card ── */
.stat {
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.stat__number {
  font-size: var(--text-4xl);
  font-weight: var(--weight-extrabold);
  color: var(--accent-primary);
  line-height: 1;
}

.stat__label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: var(--space-2);
}

/* ── Footer ── */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-12) 0 var(--space-8);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-6);
}

.footer__profile {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.footer__avatar {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  border: 2px solid var(--border-subtle);
  object-fit: cover;
  transition: border-color var(--transition-fast);
}

.footer__avatar:hover {
  border-color: var(--accent-primary);
}

.footer__info {}

.footer__copy {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
}

.footer__sub {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  margin-top: var(--space-1);
}

.footer__socials {
  display: flex;
  gap: var(--space-3);
}

.footer__socials a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}

.footer__socials a:hover {
  border-color: var(--accent-primary);
  background: var(--accent-glow);
  transform: translateY(-2px);
}

.footer__socials img {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

body.light-mode .footer__socials img.invert-light {
  filter: invert(1);
}

@media(max-width:480px) {
  .footer__inner {
    flex-direction: column;
    text-align: center;
  }

  .footer__profile {
    flex-direction: column;
  }
}

/* ── Back to top ── */
.back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--bg-surface-solid);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  color: var(--text-secondary);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-base);
  z-index: var(--z-nav);
  cursor: pointer;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  background: var(--accent-primary);
  color: var(--bg-primary);
  border-color: var(--accent-primary);
  transform: translateY(-4px);
}

/* ── Link Icons ── */
.link-icons {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

.link-icons a {
  width: 36px;
  height: 36px;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.link-icons a:hover {
  border-color: var(--border-accent);
  background: var(--accent-glow);
  transform: translateY(-2px);
}

.link-icons img {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

body.light-mode .link-icons img.invert-light {
  filter: invert(1);
}

/* ── Empty / Loading State ── */
.loading-text {
  text-align: center;
  padding: var(--space-12);
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}