:root {
  --bg: #080d17;
  --panel: #121a28;
  --panel-alt: #182233;
  --panel-soft: #151f2e;
  --panel-border: #253241;
  --panel-border-soft: #1f2a37;
  --grad-1: linear-gradient(140deg,#1b2738,#141d2b);
  --grad-accent: linear-gradient(90deg,#6c8cff,#769eff 40%,#82aaff);
  --grad-action: linear-gradient(90deg,#5d7bff,#788dff);
  --grad-action-hover: linear-gradient(90deg,#6e88ff,#8d9fff);
  --accent: #7f99ff;
  --accent-fg: #dfe6ff;
  --accent-glow: rgba(130,160,255,.25);
  --focus-ring: 0 0 0 3px rgba(130,164,255,.35);
  --success: #2dd4bf;
  --error: #ff6b6b;
  --warning: #f8c146;
  --text: #e6ebf4;
  --text-dim: #a7b4c4;
  --text-faint: #7c8997;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
  --radius-sm: 8px;
  --radius: 16px;
  --grid-gap: 1.6rem;
  --transition: .18s cubic-bezier(.4,.2,.3,1);
  --bg-pattern: url("data:image/svg+xml;utf8,\
<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'>\
<defs><pattern id='p' width='80' height='80' patternUnits='userSpaceOnUse'>\
<rect width='80' height='80' fill='transparent'/>\
<g stroke='%232c3b50' stroke-width='1.1' opacity='0.5'>\
<path d='M40 10 L65 25 L65 55 L40 70 L15 55 L15 25 Z'/>\
<path d='M40 10 L40 40 L15 25 M40 10 L65 25 L40 40'/>\
<path d='M40 40 L65 55 M40 40 L15 55'/>\
</g><g stroke='%23182433' stroke-width='1' opacity='0.15'>\
<path d='M0 0H80'/><path d='M0 20H80'/><path d='M0 40H80'/>\
<path d='M0 60H80'/><path d='M0 80H80'/><path d='M0 0V80'/>\
<path d='M20 0V80'/><path d='M40 0V80'/><path d='M60 0V80'/>\
<path d='M80 0V80'/>\
</g></pattern></defs><rect width='160' height='160' fill='url(%23p)'/></svg>");
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  position: relative;
  overflow-x: hidden;
}

.bg-image {
  position: fixed; inset:0;
  background-image: var(--bg-pattern);
  background-size: 260px;
  opacity: .15;
  z-index: -3;
  pointer-events: none;
}

.bg-aurora {
  position: fixed; inset:-30vmax;
  background:
    radial-gradient(60vmax 60vmax at 12% 18%, rgba(90,120,255,.45), transparent 65%),
    radial-gradient(45vmax 45vmax at 85% 78%, rgba(45,212,191,.3), transparent 70%),
    radial-gradient(42vmax 42vmax at 70% 10%, rgba(248,193,70,.28), transparent 65%);
  filter: blur(55px) saturate(125%);
  opacity: .55;
  z-index: -2;
  pointer-events: none;
}

.top-nav {
  position: sticky; top:0; z-index:50;
  backdrop-filter: blur(12px);
  background: rgba(10,14,22,.72);
  border-bottom: 1px solid rgba(255,255,255,.07);
}

.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: .75rem 1.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-title {
  font-size: clamp(1.2rem, .9rem + 1.2vw, 1.55rem);
  font-weight: 800;
  letter-spacing: .5px;
  color: var(--text);
  margin: 0;
  text-shadow: 0 1px 0 rgba(0,0,0,.6), 0 2px 14px rgba(127,153,255,.25);
}

.nav-button {
  display:inline-flex;
  align-items:center;
  gap:.55rem;
  background: linear-gradient(180deg,#6ee7b7,#34d399);
  padding:.55rem 1rem;
  border-radius: 14px;
  font-weight:600;
  color:#062012;
  text-decoration:none;
  font-size:.82rem;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 4px 14px rgba(70,225,170,.28);
  transition: var(--transition);
}
.nav-button:hover { transform:translateY(-2px) scale(1.02); filter:brightness(1.06); }

.github-button {
  background: var(--grad-action);
  color:#f4f7ff;
  box-shadow:0 4px 16px rgba(120,140,255,.35);
}
.github-button:hover {
  background: var(--grad-action-hover);
}

.btn-icon svg {
  display:block;
  filter:drop-shadow(0 2px 8px rgba(0,0,0,.25));
}

.hero {
  padding: 2rem 1.2rem 0;
}

.hero-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 1.6rem 1.4rem 1.8rem;
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,0));
  border:1px solid rgba(255,255,255,.07);
  border-radius: 22px;
  position:relative;
  overflow:hidden;
}

.hero-inner::before {
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(120deg,rgba(127,153,255,.12),transparent 60%),
    radial-gradient(circle at 85% 25%,rgba(45,212,191,.15),transparent 70%);
  pointer-events:none;
  mix-blend-mode:overlay;
}

.hero h2 {
  margin:0 0 .55rem;
  font-size: clamp(1.55rem, 1.25rem + 1.7vw, 2.4rem);
  letter-spacing:.5px;
  font-weight:800;
  color: var(--accent-fg);
  text-shadow:0 1px 0 rgba(0,0,0,.6), 0 4px 24px rgba(110,140,255,.35);
}

.hero-tagline {
  margin:.1rem 0 1.05rem;
  color: var(--text-dim);
  font-size: clamp(.9rem,.75rem + .4vw,1.05rem);
  max-width: 780px;
}

.hero-badges {
  display:flex;
  gap:.55rem;
  flex-wrap:wrap;
}

.badge {
  background: rgba(255,255,255,.06);
  color: var(--text-dim);
  border:1px solid rgba(255,255,255,.09);
  padding:.35rem .75rem .38rem;
  border-radius: 999px;
  font-size:.68rem;
  letter-spacing:.7px;
  font-weight:600;
  backdrop-filter: blur(2px);
}

.container {
  max-width:1240px;
  margin: 1.4rem auto 3rem;
  padding: 0 1.2rem;
}

.tool-grid {
  display:grid;
  gap: var(--grid-gap);
}

.two-col {
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .two-col {
    grid-template-columns: repeat(2, minmax(0,1fr));
  }
}

.tool-card {
  background: var(--grad-1);
  border:1px solid var(--panel-border-soft);
  border-radius: 22px;
  padding: 1.25rem 1.15rem 1.4rem;
  position:relative;
  display:flex;
  flex-direction:column;
  box-shadow: 0 3px 10px -4px rgba(0,0,0,.6);
  transition: var(--transition);
  overflow:hidden;
}
.tool-card:hover {
  border-color: #32425b;
  box-shadow: 0 6px 26px -8px rgba(0,0,0,.65), 0 2px 10px -2px rgba(0,0,0,.4);
  transform: translateY(-3px);
}

.tool-header {
  display:flex;
  align-items:center;
  gap:.9rem;
  margin-bottom:.4rem;
}

.tool-icon-wrap {
  background: var(--panel-alt);
  padding:.45rem;
  border-radius: 14px;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow: inset 0 0 0 1px #243246, 0 2px 8px -2px rgba(0,0,0,.4);
}

.tool-icon { width:40px; height:40px; }

.tool-card h3 {
  margin:0;
  font-weight:700;
  letter-spacing:.3px;
  font-size:1.05rem;
  color: var(--accent-fg);
  text-shadow: 0 1px 0 rgba(0,0,0,.55);
}

.tool-description {
  margin:.2rem 0 1.05rem;
  color: var(--text-dim);
  font-size:.78rem;
  letter-spacing:.3px;
  line-height:1.25rem;
}
.tool-body { display:flex; flex-direction:column; gap:.9rem; }

.control-row { display:flex; gap:.55rem; align-items:center; }
.select {
  flex:1;
  background: #101a28;
  border:1px solid #283546;
  color: var(--text);
  border-radius: 12px;
  padding:.65rem .75rem;
  font-size:.8rem;
  font-weight:500;
  letter-spacing:.3px;
  transition: var(--transition);
}
.select:focus {
  outline:none;
  border-color:#3a536e;
  box-shadow: var(--focus-ring);
}

.mini-info {
  width:38px; height:38px;
  border-radius:12px;
  border:1px solid #283546;
  background:#172230;
  color: var(--text-dim);
  font-weight:700; font-size:.8rem;
  cursor:pointer;
  transition: var(--transition);
}
.mini-info:hover { color: var(--accent-fg); border-color:#405873; }

.info-text {
  display:none;
  background: #121e2c;
  border:1px solid #243447;
  border-radius:14px;
  padding:.9rem .9rem .95rem;
  font-size:.7rem;
  line-height:1.05rem;
  color: var(--text-dim);
  letter-spacing:.3px;
}
.info-text.visible { display:block; animation: fadeIn .35s ease; }
@keyframes fadeIn { from{opacity:0; transform:translateY(4px);} to{opacity:1; transform:translateY(0);} }

.drop-zone {
  padding: 1.55rem 1rem;
  border: 2px dashed #324456;
  border-radius: 16px;
  background: #111b28;
  text-align:center;
  font-size:.72rem;
  letter-spacing:.5px;
  color: var(--text-faint);
  cursor:pointer;
  transition: var(--transition);
  position:relative;
}
.drop-zone:hover,
.drop-zone.dragover {
  background:#162232;
  border-color:#4d6782;
  color: var(--accent-fg);
  box-shadow:0 0 0 3px rgba(130,164,255,.12);
}
.drop-zone-input { display:none; }

.progress-shell {
  background:#121c29;
  border:1px solid #223144;
  border-radius: 14px;
  padding:.75rem .75rem .85rem;
  display:flex;
  flex-direction:column;
  gap:.55rem;
}
.progress-line { display:flex; align-items:center; gap:.55rem; }

progress {
  flex:1;
  height:10px;
  border-radius:8px;
  overflow:hidden;
  background:#1d2a38;
  border:none;
}
progress::-webkit-progress-bar { background:#1d2a38; }
progress::-webkit-progress-value {
  background: var(--grad-accent);
  border-radius:8px;
  box-shadow:0 0 10px -2px rgba(120,150,255,.8);
}
progress::-moz-progress-bar {
  background: var(--grad-accent);
  border-radius:8px;
}
.progress-text {
  color: var(--text-faint);
  font-size:.65rem;
  letter-spacing:.4px;
}

.spinner {
  width:22px;
  height:22px;
  border:3px solid rgba(255,255,255,.18);
  border-top-color: var(--accent);
  border-radius:50%;
  animation: spin .75s linear infinite;
}
.spinner.sm { width:18px; height:18px; border-width:3px; }
@keyframes spin { to { transform: rotate(360deg);} }

.cancel-btn {
  background:#141f2b;
  border:1px solid #274059;
  color: var(--text-dim);
  font-size:.6rem;
  letter-spacing:.6px;
  padding:.48rem .7rem;
  border-radius:10px;
  cursor:pointer;
  font-weight:600;
  transition: var(--transition);
}
.cancel-btn:hover {
  color:#fff;
  border-color:#faad3d;
  box-shadow:0 0 0 3px rgba(250,173,61,.15);
}

.status-area {
  background:#121d2a;
  border:1px solid #223246;
  border-radius:14px;
  padding:.7rem .8rem .75rem;
  font-size:.66rem;
  line-height:1rem;
  color: var(--text-dim);
  letter-spacing:.3px;
  display:flex;
  flex-direction:column;
  gap:.45rem;
  animation: fadeIn .3s ease;
}

.primary-btn {
  margin-top:.25rem;
  background: var(--grad-action);
  color:#fff;
  border:none;
  outline:none;
  font-weight:700;
  font-size:.75rem;
  letter-spacing:.6px;
  padding:.85rem .9rem;
  border-radius:14px;
  cursor:pointer;
  transition: var(--transition);
  box-shadow:0 10px 30px -8px rgba(95,120,255,.5), 0 2px 8px -2px rgba(0,0,0,.7);
  position:relative;
}
.primary-btn.small { padding:.7rem .8rem; font-size:.68rem; }
.primary-btn:hover {
  background: var(--grad-action-hover);
  transform: translateY(-2px);
  box-shadow:0 14px 34px -10px rgba(95,120,255,.55), 0 4px 14px -4px rgba(0,0,0,.7);
}

.action-btn {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background: var(--grad-accent);
  color:#0d1624;
  font-weight:700;
  font-size:.65rem;
  padding:.55rem .75rem;
  border-radius:10px;
  text-decoration:none;
  box-shadow:0 6px 18px -4px rgba(120,150,255,.45);
  transition: var(--transition);
}
.action-btn:hover { filter: brightness(1.07); transform: translateY(-2px); }

.zip-password-field { display:flex; flex-direction:column; gap:.45rem; margin-top:.4rem; }
.zip-password-field label {
  font-size:.62rem;
  text-transform:uppercase;
  letter-spacing:.75px;
  font-weight:600;
  color: var(--text-faint);
}
.pw-row { display:flex; gap:.45rem; align-items:center; }
#zip-password {
  flex:1;
  background:#101a28;
  border:1px solid #2d3b4d;
  color: var(--text);
  font-size:.7rem;
  padding:.6rem .65rem;
  border-radius:10px;
  outline:none;
  transition: var(--transition);
}
#zip-password:focus { border-color:#3f5873; box-shadow: var(--focus-ring); }
.pw-toggle {
  background:#172434;
  border:1px solid #2d4154;
  font-size:.6rem;
  font-weight:600;
  letter-spacing:.5px;
  color: var(--text-dim);
  padding:.55rem .65rem;
  border-radius:10px;
  cursor:pointer;
  transition: var(--transition);
}
.pw-toggle:hover { color:#fff; border-color:#47607b; }
.pw-hint {
  font-size:.55rem;
  color: var(--text-faint);
  letter-spacing:.5px;
  line-height:.9rem;
}

.site-footer {
  margin: 0 auto 2.2rem;
  max-width:1240px;
  padding: 1.8rem 1rem 1rem;
  text-align:center;
  font-size:.65rem;
  letter-spacing:.4px;
  color: var(--text-faint);
  opacity:.9;
}

.visually-hidden {
  position:absolute;
  left:-9999px;
  top:auto;
  width:1px;
  height:1px;
  overflow:hidden;
}

@media (max-width: 899px) {
  .tool-card { padding:1.15rem 1.05rem 1.25rem; }
  .tool-card h3 { font-size:1rem; }
  .tool-description { font-size:.74rem; }
  .select { font-size:.75rem; }
  .mini-info { height:36px; width:36px; }
  .drop-zone { font-size:.68rem; padding:1.3rem .8rem; }
}

@media (max-width: 520px) {
  .nav-title { font-size:1.1rem; }
  .nav-button { padding:.5rem .85rem; font-size:.72rem; }
  .hero-inner { padding:1.2rem 1rem 1.4rem; }
  .hero h2 { font-size:1.55rem; }
  .badge { font-size:.6rem; }
}

/* ===== COMMENT SECTION ===== */
.comment-card {
  grid-column: 1 / -1;
  background: linear-gradient(160deg,#141f2d,#101823);
  border:1px solid #253241;
  border-radius: 26px;
  padding:1.6rem 1.4rem 1.9rem;
  position:relative;
  overflow:hidden;
  box-shadow:0 6px 28px -10px rgba(0,0,0,.55);
  animation: fadeIn .4s ease;
}

.comment-card::before {
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 12% 18%,rgba(120,150,255,.18),transparent 65%),
    radial-gradient(circle at 88% 72%,rgba(45,212,191,.15),transparent 60%);
  opacity:.6;
  pointer-events:none;
  mix-blend-mode:overlay;
}

.comments-heading {
  margin:0 0 .4rem;
  font-size:1.15rem;
  letter-spacing:.6px;
  font-weight:700;
  color: var(--accent-fg);
  text-shadow:0 1px 0 rgba(0,0,0,.55);
}

.comments-tagline {
  margin:.2rem 0 1.3rem;
  font-size:.8rem;
  color: var(--text-dim);
  letter-spacing:.3px;
  max-width: 680px;
}

.comment-form {
  display:flex;
  flex-direction:column;
  gap:1.1rem;
  background:#101a26;
  border:1px solid #253344;
  padding:1rem 1rem 1.1rem;
  border-radius:18px;
  box-shadow: inset 0 0 0 1px #1c2835;
}

.comment-form-row {
  display:flex;
  gap:1rem;
  flex-wrap:wrap;
}

.comment-form .field {
  flex:1 1 300px;
  display:flex;
  flex-direction:column;
  gap:.4rem;
}

.comment-form label {
  font-size:.62rem;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:.8px;
  color: var(--text-faint);
}

.comment-form input,
.comment-form textarea {
  background:#0e1620;
  border:1px solid #283645;
  color: var(--text);
  border-radius:12px;
  padding:.65rem .75rem;
  font-size:.72rem;
  letter-spacing:.3px;
  resize:vertical;
  min-height:44px;
  font-family: var(--font);
  outline:none;
  transition: var(--transition);
}
.comment-form input:focus,
.comment-form textarea:focus {
  border-color:#3d5875;
  box-shadow: var(--focus-ring);
}

.field-meta {
  display:flex;
  justify-content:flex-end;
  font-size:.55rem;
  color: var(--text-faint);
}

.comment-actions {
  display:flex;
  justify-content:flex-end;
}

.comment-error {
  background:#301015;
  border:1px solid #5d2730;
  color:#ff9ea7;
  font-size:.6rem;
  padding:.55rem .75rem;
  border-radius:10px;
  letter-spacing:.4px;
}

.comments-loading {
  margin:1.5rem 0 1.2rem;
  display:grid;
  gap:.65rem;
}
.skeleton-row {
  height:44px;
  border-radius:12px;
  background:linear-gradient(110deg,#1c2733 8%,#243243 18%,#1c2733 33%);
  background-size:200% 100%;
  animation:skeleton 1.2s linear infinite;
}
.skeleton-row.short { width:65%; }
@keyframes skeleton {
  to { background-position:-200% 0; }
}

.comments-list {
  list-style:none;
  margin:1.2rem 0 0;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:.85rem;
}

.comment-item {
  display:flex;
  gap:.9rem;
  background:#101a25;
  border:1px solid #253444;
  padding:.85rem .9rem .9rem;
  border-radius:16px;
  position:relative;
  animation: fadeIn .25s ease;
}

.comment-avatar {
  width:42px;
  height:42px;
  flex-shrink:0;
  border-radius:12px;
  background:linear-gradient(180deg,#2d4057,#1c2937);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  letter-spacing:.3px;
  color:#bcd4ff;
  font-size:.85rem;
  text-transform:uppercase;
  box-shadow: inset 0 0 0 1px #37506b;
}

.comment-body {
  flex:1;
  display:flex;
  flex-direction:column;
  gap:.35rem;
  min-width:0;
}

.comment-name-row {
  display:flex;
  align-items:baseline;
  gap:.6rem;
  flex-wrap:wrap;
}

.comment-name {
  font-size:.75rem;
  font-weight:600;
  letter-spacing:.35px;
  color: var(--accent-fg);
}

.comment-time {
  font-size:.58rem;
  letter-spacing:.4px;
  color: var(--text-faint);
  font-weight:500;
}

.comment-text {
  font-size:.7rem;
  line-height:1.1rem;
  letter-spacing:.25px;
  color: var(--text-dim);
  white-space:pre-wrap;
  word-break:break-word;
}

.comments-empty {
  margin:1.4rem 0 0;
  font-size:.7rem;
  letter-spacing:.4px;
  color: var(--text-faint);
  text-align:center;
}

.req { color: var(--error); }

@media (max-width:700px) {
  .comment-form-row { flex-direction:column; }
  .comment-card { padding:1.3rem 1.1rem 1.5rem; }
}