/* App, page sections */

/* Animated background mesh */
.bg-mesh {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: var(--bg);
  contain: layout paint;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.9;
  animation: drift 22s var(--ease) infinite alternate;
  animation-play-state: paused;
}

.blob-1 {
  width: 46vw;
  height: 46vw;
  background: var(--hero-glow-1);
  top: -10vw;
  left: -8vw;
}

.blob-2 {
  width: 40vw;
  height: 40vw;
  background: var(--hero-glow-2);
  top: 5vw;
  right: -10vw;
  animation-delay: -6s;
}

.blob-3 {
  width: 38vw;
  height: 38vw;
  background: var(--hero-glow-3);
  bottom: -12vw;
  left: 25vw;
  animation-delay: -12s;
}

@keyframes drift {
  /* translate only, scaling a blurred layer forces a per-frame re-raster */
  to {
    transform: translate3d(4vw, 5vw, 0);
  }
}

/* the background only drifts while the user is actively interacting */
body.bg-active .blob {
  animation-play-state: running;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0.7rem 0;
  /* near-opaque rather than a backdrop blur, so the moving background blobs
     behind it are not re-rasterized every frame */
  background: hsl(260 18% 10% / 0.92);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

[data-theme="light"] .site-header {
  background: hsl(250 40% 98% / 0.92);
}

.site-header.scrolled {
  border-bottom-color: var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-logo {
  height: 30px;
  width: auto;
  /* the wordmark is dark (#34313D); make it crisp white on the dark header */
  filter: brightness(0) invert(1);
}

[data-theme="light"] .brand-logo {
  /* native dark wordmark reads fine on the light header */
  filter: none;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 1.6rem;
}

.nav-links a {
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
  transition: color 0.2s var(--ease);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--cyan);
  transition: width 0.25s var(--ease);
}

.nav-links a:hover {
  color: var(--text);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

/* Install button: only on mobile, and only once the browser offers an install prompt */
.install-btn {
  display: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  background: var(--surface);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.nav-toggle-bar {
  width: 20px;
  height: 2px;
  background: var(--text);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

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

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

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

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 2rem;
  padding: clamp(2.5rem, 5vw, 5rem) 0 clamp(2rem, 4vw, 3.5rem);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-300);
  font-weight: 600;
  color: var(--cyan-text);
  background: var(--cyan-soft);
  border: 1px solid var(--border);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.2rem;
}

.pulse-dot {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
}

/* expanding ring uses transform/opacity (composited) rather than animating box-shadow */
.pulse-dot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--cyan);
  animation: pulse 2s infinite;
  animation-play-state: paused;
}

/* decorative animations run only while the user is interacting, like the blobs */
body.bg-active .pulse-dot::after,
body.bg-active .hero-illustration {
  animation-play-state: running;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  70%,
  100% {
    transform: scale(3.2);
    opacity: 0;
  }
}

.hero-title {
  font-size: var(--fs-800);
  font-weight: 800;
  margin-bottom: 1rem;
}

.grad-text {
  background: linear-gradient(100deg, var(--cyan), hsl(257 70% 68%));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  font-size: var(--fs-500);
  color: var(--text-muted);
  max-width: 46ch;
  margin-bottom: 1.8rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.hero-art {
  position: relative;
  display: grid;
  place-items: center;
  isolation: isolate;
  padding: 1rem;
}

/* soft halo so the illustration sits in a designed pool of light (esp. dark mode) */
.hero-art::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background:
    radial-gradient(60% 60% at 55% 45%, var(--hero-glow-1), transparent 70%),
    radial-gradient(70% 70% at 45% 60%, var(--hero-glow-2), transparent 72%);
  filter: blur(34px);
  opacity: 0.9;
}

.hero-illustration {
  width: 100%;
  max-width: 500px;
  margin-inline: auto;
  /* depth comes from the static .hero-art halo; no filter on the animating
     layer so float() doesn't recompute a shadow every frame */
  animation: float 6s ease-in-out infinite;
  animation-play-state: paused;
}

@keyframes float {
  50% {
    transform: translateY(-14px);
  }
}

/* Shortener */
.shorten-wrap {
  padding: 1rem 0 2rem;
}

/* the skip link lands focus here; don't ring the whole section */
.shorten-wrap:focus {
  outline: none;
}

.shorten-card {
  border-radius: var(--radius-lg);
  padding: clamp(1.3rem, 3vw, 2.2rem);
}

.field-row {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
}

.field-row .field {
  flex: 1;
}

.shorten-btn {
  height: 50px;
  padding-inline: 1.7rem;
}

.shorten-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.9rem;
}

.advanced-panel,
.bulk-panel {
  margin-top: 1.1rem;
  padding-top: 1.1rem;
  border-top: 1px dashed var(--border-strong);
  animation: fade 0.3s var(--ease);
}

.adv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.adv-note {
  margin-top: 0.9rem;
  font-size: var(--fs-300);
  color: var(--text-faint);
}

/* Stats band */
.stats-section {
  padding: 0.5rem 0 1.5rem;
}

.stats-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.4rem;
  padding: 1.4rem 1rem;
  border-radius: var(--radius-lg);
  text-align: center;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.stat + .stat {
  border-left: 1px solid var(--border);
}

.stat-num {
  font-size: var(--fs-700);
  font-weight: 800;
  color: var(--cyan-text);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.stat-label {
  font-size: var(--fs-300);
  color: var(--text-muted);
}

/* Section headings */
.section-title {
  font-size: var(--fs-600);
}

.section-sub {
  color: var(--text-muted);
  max-width: 52ch;
  margin-top: 0.5rem;
}

/* History */
.history {
  padding: clamp(2.5rem, 5vw, 4rem) 0 1rem;
}

.history-head {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.history-controls {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  padding: 0.6rem;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
}

/* keep the sort select compact so search grows and controls sit on one row */
.history-controls .select {
  width: auto;
  min-width: 140px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0 0.7rem;
  background: var(--surface-solid);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text-faint);
  flex: 1 1 220px;
}

.search-box:focus-within {
  border-color: var(--focus-ring);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.search-box input {
  border: 0;
  background: none;
  padding-left: 0;
  width: 100%;
}

.search-box input:focus {
  box-shadow: none;
}

.results {
  display: grid;
  gap: 0.9rem;
}

/* Result card (rendered by JS) */
.link-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.9rem;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius);
  /* opaque (not glass) so the moving background mesh isn't re-sampled behind
     every card each frame */
  background: var(--surface-solid);
  border: 1px solid var(--border);
  animation: card-in 0.4s var(--ease);
}

.link-card.removing {
  animation: card-out 0.3s var(--ease) forwards;
}

@keyframes card-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
}

@keyframes card-out {
  to {
    opacity: 0;
    transform: translateX(30px);
    height: 0;
  }
}

.link-favicon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  flex: none;
  user-select: none;
}

.link-favicon.av0 { background: #1aa3a3; }
.link-favicon.av1 { background: #6a55d6; }
.link-favicon.av2 { background: #cf4b46; }
.link-favicon.av3 { background: #2a9d63; }
.link-favicon.av4 { background: #b9791c; }
.link-favicon.av5 { background: #3a6fd6; }

.link-info {
  min-width: 0;
}

.link-short {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  color: var(--cyan-text);
  font-size: var(--fs-400);
}

.link-short:hover {
  text-decoration: underline;
}

.link-orig {
  color: var(--text-faint);
  font-size: var(--fs-300);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.link-note {
  display: block;
  margin-top: 0.25rem;
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
  font-size: var(--fs-300);
  color: var(--text-muted);
  text-align: left;
  cursor: pointer;
  max-width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.link-note::before {
  content: "note: ";
  color: var(--text-faint);
}

.link-note:hover {
  color: var(--cyan-text);
}

.link-meta {
  display: flex;
  gap: 0.7rem;
  font-size: var(--fs-300);
  color: var(--text-faint);
  margin-top: 0.15rem;
  flex-wrap: wrap;
}

.link-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.link-badge.lock {
  color: var(--amber-text);
}

.link-badge.boom {
  color: var(--red-text);
}

.link-actions {
  display: flex;
  gap: 0.3rem;
  flex: none;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.icon-btn {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.18s var(--ease), color 0.18s var(--ease), transform 0.18s var(--ease);
}

.icon-btn:hover {
  background: var(--cyan-soft);
  color: var(--cyan-text);
  transform: translateY(-2px);
}

.icon-btn.copied {
  color: var(--green-text);
}

.icon-btn.danger:hover {
  background: hsl(0 87% 67% / 0.14);
  color: var(--red-text);
}

.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--text-muted);
}

.empty-state img {
  margin: 0 auto 0.8rem;
  opacity: 0.7;
}

.empty-state[hidden] {
  display: none;
}

/* Features */
.features {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.features-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.features-head .section-sub {
  margin-inline: auto;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.4rem;
}

.feature-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 2.4rem 1.6rem 1.6rem;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--cyan);
}

.feature-icon {
  position: absolute;
  top: -28px;
  left: 1.6rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--violet);
  background-repeat: no-repeat;
  background-position: center;
  background-size: 52%;
  box-shadow: 0 12px 24px -10px hsl(257 60% 30% / 0.7);
}

.icon-brand {
  background-image: url("../../images/icon-brand-recognition.svg");
}

.icon-records {
  background-image: url("../../images/icon-detailed-records.svg");
}

.icon-custom {
  background-image: url("../../images/icon-fully-customizable.svg");
}

.feature-card h3 {
  font-size: var(--fs-500);
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: var(--fs-400);
}

/* Boost CTA */
.boost {
  padding: 1rem 0 3.5rem;
}

.boost-inner {
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 5vw, 3.2rem);
  text-align: center;
  background:
    radial-gradient(120% 140% at 50% 0%, hsl(257 50% 30%), var(--violet));
  background-image: url("../../images/bg-boost-desktop.svg"),
    radial-gradient(120% 140% at 50% 0%, hsl(257 50% 30%), var(--violet));
  background-size: cover;
  background-position: center;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

.boost-title {
  font-size: var(--fs-700);
  color: #fff;
}

/* Footer */
.site-footer {
  background: var(--violet);
  color: #fff;
  padding: 3rem 0 1.5rem;
  margin-top: 2rem;
}

[data-theme="light"] .site-footer {
  background: hsl(257 27% 20%);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr auto;
  gap: 2rem;
  align-items: start;
}

.footer-brand img {
  filter: brightness(0) invert(1);
  margin-bottom: 0.6rem;
}

.footer-tag {
  color: hsl(0 0% 100% / 0.65);
  font-size: var(--fs-300);
  max-width: 24ch;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.footer-cols h2 {
  font-size: var(--fs-400);
  margin-bottom: 0.8rem;
}

.footer-cols a {
  display: block;
  color: hsl(0 0% 100% / 0.7);
  font-size: var(--fs-300);
  padding: 0.2rem 0;
  transition: color 0.2s var(--ease);
}

.footer-cols a:hover {
  color: var(--cyan);
}

.footer-social {
  display: flex;
  gap: 0.8rem;
}

.footer-social a {
  color: hsl(0 0% 100% / 0.75);
  transition: color 0.2s var(--ease), transform 0.2s var(--ease);
}

.footer-social a:hover {
  color: var(--cyan);
  transform: translateY(-3px);
}

.rights {
  text-align: center;
  color: hsl(0 0% 100% / 0.55);
  font-size: var(--fs-300);
  margin-top: 2.5rem;
}

/* Responsive */
@media (max-width: 880px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 1.2rem;
  }

  .hero-copy {
    order: 2;
  }

  .hero-art {
    order: 1;
    padding: 0;
  }

  .hero-sub {
    margin-inline: auto;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-illustration {
    max-width: 100%;
  }

  .nav-toggle {
    display: flex;
  }

  .primary-nav {
    position: fixed;
    inset: 64px 0 auto;
    max-height: calc(100svh - 80px);
    overflow-y: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 1.2rem;
    margin: 0 1rem;
    padding: 1.4rem;
    border-radius: var(--radius-lg);
    background: var(--surface-solid);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transform: translateY(-20px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform 0.3s var(--ease), opacity 0.3s var(--ease),
      visibility 0.3s var(--ease);
  }

  .primary-nav.open {
    transform: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav-links {
    flex-direction: column;
    gap: 0.4rem;
  }

  .nav-links a {
    display: block;
    padding: 0.5rem 0;
  }

  .nav-actions {
    flex-wrap: wrap;
    border-top: 1px solid var(--border);
    padding-top: 1rem;
  }

  /* show the install button in the mobile menu once it is available */
  .install-btn:not([hidden]) {
    display: inline-flex;
    width: 100%;
  }
}

@media (max-width: 620px) {
  .field-row {
    flex-direction: column;
  }

  .shorten-btn {
    width: 100%;
  }

  .stats-band {
    grid-template-columns: 1fr;
  }

  .stat + .stat {
    border-left: 0;
    border-top: 1px solid var(--border);
    padding-top: 1rem;
  }

  .link-card {
    grid-template-columns: auto 1fr;
  }

  .link-actions {
    grid-column: 1 / -1;
    justify-content: flex-end;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .footer-cols {
    grid-template-columns: 1fr 1fr;
  }

  .footer-social {
    justify-content: center;
  }
}