@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --bg: #f6f7fb;
  --panel: #ffffff;
  --panel-2: #f2f4f8;
  --border: #e3e7ef;
  --text: #111827;
  --muted: #6b7280;
  --accent: #2563eb;
  --success: #2563eb;
  --error: #dc2626;
  --shadow: 0 12px 40px rgba(17, 24, 39, 0.12);
  --radius: 16px;

  --hero-bg: linear-gradient(135deg, #f2f4f8, #e8ecf4);
  --hero-fg: #111827;
  --lede-fg: rgba(17, 24, 39, 0.72);

  --bg-grad-1: rgba(37, 99, 235, 0.08);
  --bg-grad-2: rgba(37, 99, 235, 0.06);
  --code-bg: rgba(17, 24, 39, 0.06);
  --ghost-bg: rgba(17, 24, 39, 0.04);
  --auth-bg: rgba(17, 24, 39, 0.04);
  --auth-input-bg: rgba(255, 255, 255, 0.72);
  --primary-fg: #0b1018;
  --primary-bg: linear-gradient(135deg, #3b82f6, #2563eb);
  --primary-shadow: 0 10px 30px rgba(37, 99, 235, 0.25);
  --primary-subtle-bg: rgba(37, 99, 235, 0.14);

  --skeleton-1: rgba(37, 99, 235, 0.06);
  --skeleton-2: rgba(37, 99, 235, 0.16);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --panel: #171b24;
    --panel-2: #1f2430;
    --border: #262c3a;
    --text: #e8edf5;
    --muted: #9aa3b5;
    --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);

    --hero-bg: linear-gradient(135deg, #1d2430, #12151c);
    --hero-fg: #ffffff;
    --lede-fg: rgba(255, 255, 255, 0.85);

    --bg-grad-1: rgba(37, 99, 235, 0.10);
    --bg-grad-2: rgba(37, 99, 235, 0.08);
    --code-bg: rgba(255, 255, 255, 0.04);
    --ghost-bg: rgba(255, 255, 255, 0.04);
    --auth-bg: rgba(255, 255, 255, 0.04);
    --auth-input-bg: rgba(0, 0, 0, 0.15);
    --primary-fg: #0b1018;

    --skeleton-1: rgba(37, 99, 235, 0.08);
    --skeleton-2: rgba(37, 99, 235, 0.18);
  }
}

html[data-theme="light"] {
  --bg: #f6f7fb;
  --panel: #ffffff;
  --panel-2: #f2f4f8;
  --border: #e3e7ef;
  --text: #111827;
  --muted: #6b7280;
  --shadow: 0 12px 40px rgba(17, 24, 39, 0.12);

  --hero-bg: linear-gradient(135deg, #f2f4f8, #e8ecf4);
  --hero-fg: #111827;
  --lede-fg: rgba(17, 24, 39, 0.72);

  --bg-grad-1: rgba(59, 130, 246, 0.08);
  --bg-grad-2: rgba(37, 99, 235, 0.06);
  --code-bg: rgba(17, 24, 39, 0.06);
  --ghost-bg: rgba(17, 24, 39, 0.04);
  --auth-bg: rgba(17, 24, 39, 0.04);
  --auth-input-bg: rgba(255, 255, 255, 0.7);
  --primary-fg: #0b1018;
  --accent: #2563eb;
  --success: #2563eb;
  --error: #dc2626;
  --primary-bg: linear-gradient(135deg, #3b82f6, #2563eb);
  --primary-shadow: 0 10px 30px rgba(37, 99, 235, 0.25);
  --primary-subtle-bg: rgba(37, 99, 235, 0.14);
  --skeleton-1: rgba(37, 99, 235, 0.06);
  --skeleton-2: rgba(37, 99, 235, 0.16);
}

html[data-theme="dark"] {
  --bg: #0f1115;
  --panel: #171b24;
  --panel-2: #1f2430;
  --border: #262c3a;
  --text: #e8edf5;
  --muted: #9aa3b5;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);

  --hero-bg: linear-gradient(135deg, #1d2430, #12151c);
  --hero-fg: #ffffff;
  --lede-fg: rgba(255, 255, 255, 0.85);

  --bg-grad-1: rgba(138, 180, 255, 0.05);
  --bg-grad-2: rgba(37, 99, 235, 0.08);
  --code-bg: rgba(255, 255, 255, 0.04);
  --ghost-bg: rgba(255, 255, 255, 0.04);
  --auth-bg: rgba(255, 255, 255, 0.04);
  --auth-input-bg: rgba(0, 0, 0, 0.15);
  --primary-fg: #0b1018;
  --accent: #8ab4ff;
  --success: #8ab4ff;
  --error: #ff8a8a;
  --primary-bg: linear-gradient(135deg, #8ab4ff, #6c8be8);
  --primary-shadow: 0 10px 30px rgba(138, 180, 255, 0.25);
  --primary-subtle-bg: rgba(138, 180, 255, 0.14);
  --skeleton-1: rgba(138, 180, 255, 0.05);
  --skeleton-2: rgba(138, 180, 255, 0.15);
}

* {
  box-sizing: border-box;
}

html, body {
  transition: background-color 0.2s ease, color 0.2s ease;
}

body {
  margin: 0;
  font-family: 'Space Grotesk', 'Segoe UI', sans-serif;
  background: radial-gradient(circle at 20% 20%, var(--bg-grad-1), transparent 30%), radial-gradient(circle at 80% 0%, var(--bg-grad-2), transparent 30%), var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 24px 16px 56px;
}

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

code {
  background: var(--code-bg);
  border-radius: 8px;
  padding: 2px 6px;
  color: var(--text);
}

.page {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero {
  background: var(--hero-bg);
  color: var(--hero-fg);
  border-radius: 18px;
  padding: 20px 20px;
  box-shadow: var(--shadow);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero h1 {
  margin: 0 0 6px;
  font-size: 32px;
  letter-spacing: -0.02em;
}

.hero-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.hero .lede {
  margin: 0;
  color: var(--lede-fg);
}

.hero .center {
  text-align: center;
}

.auth-card {
  background: var(--auth-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}

.auth-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.auth-row input {
  width: 180px;
  background: var(--auth-input-bg);
}

.auth-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}

.auth-status {
  color: var(--muted);
}

.auth-status[data-variant="error"] {
  color: var(--error);
}

.auth-status[data-variant="success"] {
  color: var(--success);
}

.layout {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

.panel h2 {
  margin: 2px 0 0;
}

.subtext {
  margin: 4px 0 0;
  color: var(--muted);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
  color: var(--muted);
  margin: 0;
}

.lede, .subtext {
  max-width: 72ch;
}

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

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

input, select, button {
  font-family: inherit;
}

input, select {
  width: 100%;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
}

input::placeholder {
  color: var(--muted);
}

button {
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.primary {
  background: var(--primary-bg);
  color: var(--primary-fg);
  padding: 12px 16px;
  border-radius: 14px;
  font-weight: 700;
  box-shadow: var(--primary-shadow);
}

.primary.subtle {
  background: var(--primary-subtle-bg);
  color: var(--accent);
  box-shadow: none;
}

.primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.ghost {
  background: var(--ghost-bg);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 14px;
  border: 1px solid var(--border);
}

.ghost:hover, .primary:hover {
  transform: translateY(-1px);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(138, 180, 255, 0.12);
  color: var(--accent);
  font-size: 13px;
}

.pill.success {
  background: rgba(109, 209, 167, 0.16);
  color: var(--success);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 8px;
}

.info-card {
  padding: 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.info-card strong {
  font-size: 20px;
}

.controls {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.file-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  margin-top: 8px;
}

.file-grid.list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.file-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.row-main {
  display: flex;
  flex: 1;
}

.row-text {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.row-top {
  display: flex;
  align-items: center;
  gap: 8px;
}

.row-file {
  font-size: 15px;
  color: var(--text);
}

.row-meta {
  color: var(--muted);
  font-size: 13px;
}

.row-url a {
  color: var(--accent);
  word-break: break-all;
}

.row-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.row-stats {
  color: var(--muted);
  font-size: 13px;
}

.list-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 10px;
}

.site-footer {
  margin-top: 24px;
  padding: 18px 12px;
  color: var(--muted);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
  padding-top: 14px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 10px;
}

.footer-block p {
  margin: 6px 0;
}

.file-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.file-head h3 {
  margin: 2px 0 0;
}

.muted {
  color: var(--muted);
  margin: 0;
}

.actions {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 6px;
}

.skeleton {
  height: 120px;
  border-radius: 14px;
  background: linear-gradient(90deg, var(--skeleton-1), var(--skeleton-2), var(--skeleton-1));
  background-size: 200% 100%;
  animation: shimmer 1.2s infinite;
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.status {
  min-height: 22px;
  color: var(--muted);
  margin-top: 6px;
}

.status[data-variant="success"] {
  color: var(--success);
}

.status[data-variant="error"] {
  color: var(--error);
}

.status[data-variant="info"] {
  color: var(--muted);
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  body {
    padding: 20px 12px 44px;
  }

  .actions {
    flex-wrap: wrap;
  }
}