@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@300;400;500;600&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #080c0a;
  --surface: #101612;
  --surface-2: #151d18;
  --surface-hover: #1c281f;
  --border: #273629;
  --border-strong: #3e6f49;
  --text: #eeeae2;
  --text-dim: #93a08f;
  --text-soft: #c9d0c5;
  --accent: #39b865;
  --accent-dark: #1f7d43;
  --accent-glow: rgba(57, 184, 101, 0.22);
  --danger: #d56a5f;
}

body {
  background: radial-gradient(circle at top left, rgba(57, 184, 101, 0.08), transparent 32rem), var(--bg);
  color: var(--text);
  font-family: 'IBM Plex Mono', monospace;
  min-height: 100vh;
}

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

.container {
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 24px 48px;
}

header {
  padding: 26px 0 18px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 28px;
}

.header-row {
  display: flex;
  align-items: center;
  gap: 24px;
}

header h1 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0;
  white-space: nowrap;
}

header h1 a { color: var(--text); }
header h1 a:hover { color: var(--accent); text-decoration: none; }
header h1::first-letter { color: var(--accent); }

header .tagline {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 8px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-left: auto;
}

.site-nav a {
  color: var(--text-soft);
  font-size: 12px;
}

.auth-slot { min-width: 76px; text-align: right; }

.ad-banner {
  width: 100%;
  min-height: 90px;
  border: 1px dashed var(--border-strong);
  border-radius: 6px;
  color: var(--accent);
  background: rgba(57, 184, 101, 0.045);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  margin: 20px 0;
}

.home-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: end;
  margin-bottom: 22px;
}

.home-intro h2 {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0;
  margin-bottom: 8px;
}

.home-intro p {
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1.7;
  max-width: 680px;
}

.home-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 14px;
}

.tool-grid .ad-banner {
  grid-column: 1 / -1;
  margin: 4px 0;
}

.tool-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.015), transparent), var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 22px 18px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
  min-height: 154px;
}

.tool-card:hover {
  background: var(--surface-hover);
  border-color: var(--border-strong);
  box-shadow: 0 12px 36px rgba(0,0,0,0.22);
  transform: translateY(-1px);
  text-decoration: none;
}

.tool-card .tool-icon { width: 36px; height: 36px; margin-bottom: 12px; }
.tool-card .tool-icon svg { width: 100%; height: 100%; }
.tool-card .name { font-size: 13px; font-weight: 600; margin-bottom: 7px; color: var(--text); }
.tool-card .desc { font-size: 10px; color: var(--text-dim); line-height: 1.55; }

.tool-page {
  max-width: none;
  margin: 0 auto;
}

.tool-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.tool-column {
  min-width: 0;
  background: rgba(16, 22, 18, 0.62);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 18px;
}

.tool-column-result {
  min-height: 420px;
}

.dropzone {
  border: 2px dashed var(--border);
  border-radius: 7px;
  padding: 72px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  color: var(--text-dim);
  font-size: 12px;
}

.dropzone:hover, .dropzone.active {
  border-color: var(--accent);
  background: rgba(57, 184, 101, 0.06);
}

.dropzone .big-icon {
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.image-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.panel-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.panel-meta {
  color: var(--text-dim);
  font-size: 10px;
  text-align: right;
}

.image-panel img,
.preview-area img {
  width: 100%;
  max-height: 560px;
  object-fit: contain;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: #050705;
}

.preview-area {
  min-height: 260px;
}

.preview-area:empty {
  border: 1px dashed var(--border);
  border-radius: 7px;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
}

.preview-area:empty::before {
  content: "Result appears here";
  font-size: 12px;
}

.controls,
#toolbar {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  border-top: 1px solid var(--border);
  padding-top: 18px;
}

.controls label,
#toolbar label {
  font-size: 11px;
  color: var(--text-dim);
}

.controls input[type="range"] { accent-color: var(--accent); }

.controls select,
.controls input[type="number"],
.controls input[type="text"],
.controls input[type="color"],
#toolbar input,
#toolbar select {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: inherit;
  font-size: 11px;
  padding: 7px 10px;
  border-radius: 4px;
}

.btn {
  background: var(--accent);
  color: #fff;
  border: 1px solid transparent;
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  padding: 10px 22px;
  border-radius: 4px;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s, border-color 0.2s;
}

.btn:hover { opacity: 0.9; text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.42; cursor: not-allowed; }

.btn-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text-soft);
}

.btn-secondary:hover { border-color: var(--accent); color: var(--text); }
.btn-small { padding: 7px 12px; font-size: 11px; }
.download-btn { width: 100%; margin-top: 14px; font-size: 14px; padding: 14px 22px; }

.info-bar {
  margin-top: 14px;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 10px;
  color: var(--text-dim);
  display: flex;
  gap: 20px;
}

.progress-bar {
  width: 100%;
  height: 4px;
  background: var(--surface);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 12px;
}

.progress-bar .fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.3s;
  border-radius: 2px;
}

.content-page {
  max-width: 980px;
  margin: 0 auto;
}

.content-section {
  border-top: 1px solid var(--border);
  padding: 30px 0;
}

.content-section h2 {
  font-size: 18px;
  margin-bottom: 12px;
}

.content-section p,
.content-section li {
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1.75;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.pricing-card {
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface);
  padding: 18px;
}

.pricing-card h3 { font-size: 14px; margin-bottom: 10px; }
.pricing-card .price { font-size: 22px; color: var(--accent); margin-bottom: 8px; }
.pricing-card ul { list-style: none; display: grid; gap: 8px; margin-top: 14px; }

.code-block {
  background: #050705;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px;
  color: var(--text-soft);
  overflow: auto;
  font-size: 11px;
  line-height: 1.6;
}

@media (max-width: 900px) {
  .tool-workspace,
  .home-intro,
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .home-actions { justify-content: flex-start; }
  .site-nav { order: 3; width: 100%; margin-left: 0; margin-top: 12px; }
  .header-row { flex-wrap: wrap; }
}

@media (max-width: 620px) {
  .container { padding: 0 14px 36px; }
  header h1 {
    font-size: 18px;
    line-height: 1.35;
    white-space: normal;
    overflow-wrap: anywhere;
  }
  .header-row { gap: 14px; }
  .auth-slot { margin-left: 0; text-align: left; }
  .site-nav { gap: 16px; flex-wrap: wrap; }
  .tool-grid { grid-template-columns: 1fr; }
  .tool-column { padding: 14px; }
  .controls, #toolbar { flex-direction: column; align-items: stretch; }
  .panel-head { align-items: flex-start; flex-direction: column; }
  .ad-banner { min-height: 72px; font-size: 11px; }
}