@import url("https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap");

:root {
  --bg0: #07080f;
  --bg1: #0d1020;
  --text: #f4f6ff;
  --muted: #9aa3c7;
  --faint: #6b7394;
  --accent: #7c6cff;
  --accent2: #22d3ee;
  --accent3: #f472b6;
  --good: #34d399;
  --warn: #fbbf24;
  --danger: #fb7185;
  --card: rgba(18, 22, 42, 0.72);
  --card-solid: #12162a;
  --border: rgba(148, 163, 255, 0.14);
  --border-strong: rgba(148, 163, 255, 0.28);
  --glow: 0 0 60px rgba(124, 108, 255, 0.18);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --radius: 18px;
  --radius-sm: 12px;
  --font: "Outfit", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg0);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

/* Mesh / aurora background */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(124, 108, 255, 0.35), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(34, 211, 238, 0.22), transparent 50%),
    radial-gradient(ellipse 50% 50% at 50% 100%, rgba(244, 114, 182, 0.16), transparent 55%),
    radial-gradient(circle at 70% 60%, rgba(52, 211, 153, 0.08), transparent 40%),
    linear-gradient(180deg, #07080f 0%, #0a0c18 50%, #080a12 100%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: calc(1.25rem + var(--safe-t)) 0 calc(3rem + var(--safe-b));
}
.wrap.narrow { width: min(760px, calc(100% - 2rem)); }
.wrap.wide { width: min(1280px, calc(100% - 2rem)); }

/* Top nav */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  text-decoration: none !important;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 8px 24px rgba(124, 108, 255, 0.35);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-weight: 700; letter-spacing: -0.02em; font-size: 1.05rem; }
.brand-text span { font-size: 0.78rem; color: var(--muted); font-weight: 400; }

.nav-links { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.nav-links a {
  color: var(--muted);
  text-decoration: none !important;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  font-size: 0.9rem;
  border: 1px solid transparent;
  transition: 0.15s ease;
}
.nav-links a:hover {
  color: var(--text);
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.04);
}

/* Hero */
.hero {
  text-align: center;
  padding: 1.5rem 0 2rem;
}
.hero .pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(124, 108, 255, 0.12);
  color: #c4bfff;
  font-size: 0.82rem;
  font-weight: 500;
  margin-bottom: 1rem;
}
.hero h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(2rem, 5vw, 3.1rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  background: linear-gradient(120deg, #fff 10%, #c4bfff 45%, #67e8f9 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p {
  margin: 0 auto;
  max-width: 560px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.55;
}

/* Search / filters */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 0 0 1.25rem;
  align-items: center;
}
.search {
  flex: 1 1 240px;
  position: relative;
}
.search input {
  width: 100%;
  padding: 0.85rem 1rem 0.85rem 2.6rem;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(12, 14, 28, 0.8);
  color: var(--text);
  font: inherit;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.search input:focus {
  border-color: rgba(124, 108, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(124, 108, 255, 0.15);
}
.search .ico {
  position: absolute;
  left: 0.95rem;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.55;
  pointer-events: none;
}
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chip {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: 0.15s ease;
}
.chip:hover, .chip.active {
  color: var(--text);
  border-color: rgba(124, 108, 255, 0.45);
  background: rgba(124, 108, 255, 0.15);
}

/* Tool grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}
.tool-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.2rem 1.2rem 1.15rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(165deg, rgba(28, 32, 58, 0.85), rgba(14, 16, 32, 0.9));
  box-shadow: var(--shadow);
  color: var(--text);
  text-decoration: none !important;
  transition: transform 0.18s ease, border-color 0.18s, box-shadow 0.18s;
  min-height: 168px;
  overflow: hidden;
}
.tool-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 100% 0%, rgba(124, 108, 255, 0.18), transparent 45%);
  opacity: 0;
  transition: opacity 0.2s;
}
.tool-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--glow), var(--shadow);
}
.tool-card:hover::before { opacity: 1; }
.tool-card .emoji {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 1.35rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  position: relative;
}
.tool-card h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  position: relative;
}
.tool-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
  position: relative;
  flex: 1;
}
.tool-card .meta {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  position: relative;
}
.tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: 0.22rem 0.5rem;
  border-radius: 999px;
  background: rgba(34, 211, 238, 0.12);
  color: #67e8f9;
  border: 1px solid rgba(34, 211, 238, 0.2);
}
.tag.cat {
  background: rgba(124, 108, 255, 0.12);
  color: #c4bfff;
  border-color: rgba(124, 108, 255, 0.22);
}
.tag.hot {
  background: rgba(244, 114, 182, 0.12);
  color: #f9a8d4;
  border-color: rgba(244, 114, 182, 0.25);
}

/* Panels */
.panel {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  padding: 1.35rem 1.4rem;
}
.panel + .panel { margin-top: 1rem; }
.panel h1, .panel h2 {
  margin: 0 0 0.35rem;
  letter-spacing: -0.03em;
}
.panel h1 { font-size: 1.65rem; font-weight: 750; }
.panel h2 { font-size: 1.15rem; font-weight: 650; }
.lead, .muted { color: var(--muted); line-height: 1.5; }
.lead { margin: 0 0 1.15rem; }
.muted { font-size: 0.92rem; }

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.1rem;
}
.page-head .back {
  color: var(--muted);
  text-decoration: none !important;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.page-head .back:hover { color: var(--text); }

/* Forms */
label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted);
  margin: 0 0 0.4rem;
}
.field { margin-bottom: 1rem; }
.row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
}
.row > * { flex: 1 1 160px; }

input[type="text"],
input[type="url"],
input[type="number"],
input[type="search"],
input[type="range"],
input[type="color"],
select,
textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(8, 10, 20, 0.75);
  color: var(--text);
  font: inherit;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
textarea {
  min-height: 140px;
  resize: vertical;
  font-family: var(--mono);
  font-size: 0.88rem;
  line-height: 1.5;
}
input:focus, select:focus, textarea:focus {
  border-color: rgba(124, 108, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(124, 108, 255, 0.14);
}
input[type="range"] { padding: 0; background: transparent; border: none; }
input[type="color"] { height: 46px; padding: 0.25rem; cursor: pointer; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.72rem 1.15rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  text-decoration: none !important;
  transition: 0.15s ease;
  white-space: nowrap;
}
.btn:hover { background: rgba(255, 255, 255, 0.08); border-color: var(--border-strong); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.primary {
  border: none;
  background: linear-gradient(135deg, #7c6cff, #5b8cff 55%, #22d3ee);
  color: #fff;
  box-shadow: 0 10px 28px rgba(124, 108, 255, 0.35);
}
.btn.primary:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; }
.btn.danger {
  border-color: rgba(251, 113, 133, 0.35);
  color: #fda4af;
  background: rgba(251, 113, 133, 0.1);
}
.btn-row { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 0.25rem; }

/* Dropzone */
.dropzone {
  border: 1.5px dashed rgba(148, 163, 255, 0.35);
  border-radius: var(--radius);
  padding: 2rem 1.25rem;
  text-align: center;
  background: rgba(124, 108, 255, 0.05);
  cursor: pointer;
  transition: 0.15s ease;
  color: var(--muted);
}
.dropzone:hover, .dropzone.drag {
  border-color: rgba(124, 108, 255, 0.65);
  background: rgba(124, 108, 255, 0.1);
  color: var(--text);
}
.dropzone strong { color: var(--text); display: block; margin-bottom: 0.25rem; }

/* Preview / canvas */
.preview-box {
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #05060c;
  overflow: auto;
  max-height: 70vh;
  display: grid;
  place-items: center;
  padding: 0.75rem;
}
.preview-box img, .preview-box canvas {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 0.65rem;
  margin: 0.75rem 0;
}
.stat {
  padding: 0.75rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
}
.stat b { display: block; font-size: 1.15rem; letter-spacing: -0.02em; }
.stat span { font-size: 0.78rem; color: var(--muted); }

.mono {
  font-family: var(--mono);
  font-size: 0.86rem;
  word-break: break-all;
}
.out-box {
  padding: 0.9rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(5, 6, 12, 0.75);
  font-family: var(--mono);
  font-size: 0.86rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 420px;
  overflow: auto;
}

.notice {
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(251, 191, 36, 0.25);
  background: rgba(251, 191, 36, 0.08);
  color: #fde68a;
  font-size: 0.88rem;
  line-height: 1.45;
  margin-bottom: 1rem;
}
.notice.info {
  border-color: rgba(34, 211, 238, 0.25);
  background: rgba(34, 211, 238, 0.08);
  color: #a5f3fc;
}
.notice.good {
  border-color: rgba(52, 211, 153, 0.25);
  background: rgba(52, 211, 153, 0.08);
  color: #a7f3d0;
}

.thumb {
  width: 100%;
  max-width: 360px;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.footer {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-size: 0.85rem;
  text-align: center;
  line-height: 1.5;
}

/* Toast */
.toast-host {
  position: fixed;
  right: 1rem;
  bottom: calc(1rem + var(--safe-b));
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  min-width: 200px;
  max-width: min(360px, calc(100vw - 2rem));
  padding: 0.8rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(16, 18, 34, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  font-size: 0.9rem;
  animation: slideIn 0.25s ease;
}
.toast.err { border-color: rgba(251, 113, 133, 0.4); color: #fecdd3; }
.toast.ok { border-color: rgba(52, 211, 153, 0.4); color: #a7f3d0; }
@keyframes slideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 760px) {
  .split { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.85rem; }
}

/* Diff */
.diff-line { font-family: var(--mono); font-size: 0.82rem; padding: 0.15rem 0.4rem; white-space: pre-wrap; }
.diff-line.add { background: rgba(52, 211, 153, 0.12); color: #a7f3d0; }
.diff-line.del { background: rgba(251, 113, 133, 0.12); color: #fecdd3; }
.diff-line.same { color: var(--muted); }

/* Markdown preview */
.md-preview {
  line-height: 1.6;
  color: var(--text);
}
.md-preview h1, .md-preview h2, .md-preview h3 { margin: 1rem 0 0.5rem; }
.md-preview code {
  font-family: var(--mono);
  background: rgba(255, 255, 255, 0.06);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.88em;
}
.md-preview pre {
  background: #05060c;
  padding: 0.9rem;
  border-radius: 10px;
  overflow: auto;
  border: 1px solid var(--border);
}
.md-preview pre code { background: none; padding: 0; }
.md-preview a { color: var(--accent2); }

/* Editor canvas area */
.editor-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 1rem;
}
@media (max-width: 900px) {
  .editor-layout { grid-template-columns: 1fr; }
}
.controls { display: flex; flex-direction: column; gap: 0.85rem; }
.control-group {
  padding: 0.85rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
}
.control-group h3 {
  margin: 0 0 0.65rem;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 600;
}
.range-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* SEO downloader pages */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
  font-size: 0.85rem;
  color: var(--faint);
  margin: -0.5rem 0 1rem;
}
.crumbs a { color: var(--muted); text-decoration: none !important; }
.crumbs a:hover { color: var(--text); }
.crumbs span { opacity: 0.5; }

.seo-hero h1 {
  margin: 0.35rem 0 0.65rem;
  font-size: clamp(1.55rem, 4vw, 2.1rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
}
.platform-pill {
  display: inline-flex !important;
  border-color: color-mix(in srgb, var(--p, var(--accent)) 45%, transparent) !important;
  background: color-mix(in srgb, var(--p, var(--accent)) 16%, transparent) !important;
  color: #fff !important;
}

.seo-block { margin-top: 1rem; }
.seo-block h2 {
  margin: 0 0 0.85rem;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}
.steps {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
  line-height: 1.65;
}
.steps li { margin-bottom: 0.45rem; }
.steps strong { color: var(--text); }

.feature-list {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
  line-height: 1.65;
}
.feature-list li { margin-bottom: 0.4rem; }
.feature-list strong { color: var(--text); }

.faq-list { display: flex; flex-direction: column; gap: 0.55rem; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  padding: 0.75rem 0.95rem;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--text);
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "+ ";
  color: var(--accent2);
  font-weight: 700;
}
.faq-item[open] summary::before { content: "− "; }
.faq-item p {
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}
.related-chips { margin-top: 0.25rem; }
.related-chips .chip {
  text-decoration: none !important;
  display: inline-flex;
  align-items: center;
}