/* =========================================================
   Design tokens
   ========================================================= */
:root{
  --bg:        #0b0c0e;
  --bg-raised: #131417;
  --bg-card:   #17181c;
  --line:      #26282d;
  --line-soft: #1d1e22;
  --text:      #eceef1;
  --text-dim:  #9a9da5;
  --text-faint:#5c5f66;
  --accent:    #ff3b30;
  --accent-dim:#4d1512;
  --accent-glow: rgba(255,59,48,.18);
  --ok:        #35d07f;

  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --radius: 10px;
  --radius-sm: 6px;
  --maxw: 880px;
}

@media (prefers-color-scheme: light){
  /* Site is intentionally dark-only; kept for future use */
}

*, *::before, *::after{ box-sizing: border-box; }

html{
  scroll-padding-top: env(safe-area-inset-top, 0px);
}

body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

a{ color: inherit; }

::selection{ background: var(--accent-glow); color: var(--text); }

/* faint grid texture on the background */
.grain{
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, black, transparent 75%);
  opacity: .5;
}

/* =========================================================
   Layout shell
   ========================================================= */
.shell{
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px 24px 64px;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.topbar{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 40px;
}

.wordmark{
  display: flex;
  align-items: baseline;
  gap: 2px;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -.01em;
  text-decoration: none;
}
.wordmark .dot{ color: var(--accent); }

.backlink{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-dim);
  text-decoration: none;
  padding: 7px 12px 7px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: border-color .15s ease, color .15s ease;
}
.backlink:hover{ color: var(--text); border-color: #3a3c42; }
.backlink svg{ width: 14px; height: 14px; }

/* =========================================================
   Home / menu
   ========================================================= */
.hero{
  padding: 8px 0 44px;
}
.hero h1{
  font-size: clamp(30px, 5vw, 44px);
  line-height: 1.12;
  letter-spacing: -.02em;
  margin: 0 0 14px;
  max-width: 14ch;
}
.hero p{
  color: var(--text-dim);
  font-size: 16px;
  max-width: 46ch;
  margin: 0;
}

.menu{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 620px){
  .menu{ grid-template-columns: 1fr; }
}

.menu-card{
  position: relative;
  display: block;
  text-decoration: none;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  transition: border-color .18s ease, transform .18s ease, background .18s ease;
}
.menu-card:hover{
  border-color: #3a3c42;
  transform: translateY(-2px);
}
.menu-card:active{ transform: translateY(0); }

.menu-card .index{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-faint);
}

.menu-card .icon{
  width: 34px; height: 34px;
  color: var(--text-dim);
  transition: color .18s ease;
}
.menu-card:hover .icon{ color: var(--accent); }

.menu-card h2{
  font-size: 21px;
  margin: 18px 0 6px;
  letter-spacing: -.01em;
}
.menu-card p{
  margin: 0;
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.5;
}

.menu-card .go{
  position: absolute;
  top: 24px; right: 24px;
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-faint);
  transition: border-color .18s ease, color .18s ease, background .18s ease;
}
.menu-card:hover .go{
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}
.menu-card .go svg{ width: 14px; height: 14px; }

.menu-card.soon{
  opacity: .55;
  cursor: default;
}
.menu-card.soon:hover{
  border-color: var(--line);
  transform: none;
}
.menu-card.soon:hover .icon{ color: var(--text-dim); }
.menu-card.soon:hover .go{ border-color: var(--line); color: var(--text-faint); background: none; }

.pill{
  display: inline-flex;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .02em;
  color: var(--text-faint);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 9px;
  width: fit-content;
}

.foot{
  margin-top: auto;
  padding-top: 56px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  color: var(--text-faint);
  font-size: 12.5px;
  font-family: var(--mono);
}

/* =========================================================
   Tool pages (shared)
   ========================================================= */
.tool-head{
  padding-bottom: 28px;
}
.tool-head h1{
  font-size: clamp(24px, 4vw, 32px);
  letter-spacing: -.02em;
  margin: 12px 0 8px;
}
.tool-head p{
  color: var(--text-dim);
  font-size: 15px;
  max-width: 52ch;
  margin: 0;
}

.tabs{
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 999px;
  margin-bottom: 28px;
}
.tab{
  appearance: none;
  border: none;
  background: transparent;
  color: var(--text-dim);
  font-family: var(--sans);
  font-size: 13.5px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.tab[aria-selected="true"]{
  background: var(--text);
  color: #0b0c0e;
}
.tab:not([aria-selected="true"]):hover{ color: var(--text); }

.panel{ display: none; }
.panel.active{ display: block; }

.field{
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 6px;
}
.field label{
  font-size: 13px;
  color: var(--text-dim);
  font-family: var(--mono);
}

.input-row{
  display: flex;
  gap: 10px;
}
@media (max-width: 560px){
  .input-row{ flex-direction: column; }
}

input[type="text"], input[type="url"]{
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--line);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
  min-width: 0;
}
input[type="text"]::placeholder, input[type="url"]::placeholder{
  color: var(--text-faint);
}
input[type="text"]:focus, input[type="url"]:focus{
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
input.invalid{ border-color: var(--accent); }

button.primary{
  appearance: none;
  border: none;
  background: var(--accent);
  color: #fff;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: filter .15s ease, transform .1s ease;
}
button.primary:hover{ filter: brightness(1.08); }
button.primary:active{ transform: scale(.98); }
button.primary:disabled{
  background: var(--bg-raised);
  color: var(--text-faint);
  cursor: not-allowed;
}
button.primary .spinner{ display:none; }
button.primary.loading .spinner{ display:inline-flex; }
button.primary.loading .btn-label{ opacity: .6; }

.spinner{
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,.35);
  border-top-color: #fff;
  animation: spin .7s linear infinite;
}
@keyframes spin{ to{ transform: rotate(360deg); } }

.hint{
  font-size: 12.5px;
  color: var(--text-faint);
  margin-top: 4px;
}

.error-box{
  display: none;
  margin-top: 16px;
  padding: 13px 16px;
  border: 1px solid #4d1512;
  background: rgba(255,59,48,.08);
  border-radius: var(--radius-sm);
  color: #ff8b83;
  font-size: 14px;
}
.error-box.show{ display: block; }

/* results */
.results{
  margin-top: 36px;
  display: none;
}
.results.show{ display: block; }

.section-label{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-faint);
  text-transform: none;
  letter-spacing: .02em;
  margin: 0 0 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-label::after{
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.channel-card{
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 28px;
}
.channel-card img{
  width: 64px; height: 64px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--bg-raised);
  flex-shrink: 0;
}
.channel-card .meta{ min-width: 0; }
.channel-card .meta h3{
  margin: 0 0 2px;
  font-size: 16px;
  letter-spacing: -.01em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.channel-card .meta span{
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text-faint);
}

.banner-block{
  margin-bottom: 28px;
}
.banner-frame{
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
}
.banner-frame img{
  display: block;
  width: 100%;
  height: auto;
}
.banner-frame .dl-overlay{
  position: absolute;
  bottom: 12px; right: 12px;
}

.thumb-grid{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
}

.thumb-card{
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color .15s ease;
}
.thumb-card:hover{ border-color: #3a3c42; }

.thumb-card .thumb-wrap{
  position: relative;
  aspect-ratio: 16/9;
  background: var(--bg-raised);
  overflow: hidden;
}
.thumb-card.best .thumb-wrap{ aspect-ratio: unset; }
.thumb-card img{
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.thumb-card .badge{
  position: absolute;
  top: 10px; left: 10px;
  font-family: var(--mono);
  font-size: 11px;
  background: rgba(11,12,14,.75);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.1);
  color: var(--text);
  padding: 3px 8px;
  border-radius: 999px;
}
.thumb-card .badge.best{
  border-color: var(--accent);
  color: #ffb3ae;
  background: rgba(77,21,18,.55);
}

.thumb-card .row{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
}
.thumb-card .dims{
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text-dim);
}

.dl-btn{
  appearance: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  color: var(--text);
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
  flex-shrink: 0;
}
.dl-btn:hover{
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.dl-btn svg{ width: 14px; height: 14px; }

.dl-btn.large{
  padding: 11px 18px;
  font-size: 13.5px;
  background: rgba(11,12,14,.75);
  backdrop-filter: blur(6px);
  border-color: rgba(255,255,255,.14);
}
.dl-btn.large:hover{ background: var(--accent); border-color: var(--accent); }

/* coming soon panel content */
.soon-block{
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 48px 24px;
  text-align: center;
  color: var(--text-dim);
}
.soon-block .icon{
  width: 30px; height: 30px;
  color: var(--text-faint);
  margin: 0 auto 16px;
}
.soon-block h3{
  color: var(--text);
  font-size: 17px;
  margin: 0 0 8px;
}
.soon-block p{
  margin: 0;
  font-size: 14px;
  max-width: 40ch;
  margin: 0 auto;
}

.skeleton{
  border-radius: var(--radius);
  background: linear-gradient(100deg, var(--bg-card) 30%, var(--bg-raised) 50%, var(--bg-card) 70%);
  background-size: 220% 100%;
  animation: shimmer 1.3s ease-in-out infinite;
}
@keyframes shimmer{
  0%{ background-position: 140% 0; }
  100%{ background-position: -40% 0; }
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: .001ms !important; transition-duration: .001ms !important; }
}