:root {
  --bg: #ffffff;
  --bg-soft: #f5f5f7;
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --line: #d2d2d7;
  --line-strong: #b9b9bf;
  --card: #ffffff;
  --accent: #0071e3;
  --accent-strong: #005bb5;
  --success-bg: #e8f5ed;
  --success-ink: #1f6b3f;
  --warning-bg: #fff6e8;
  --warning-ink: #8a5a00;
  --info-bg: #eaf3ff;
  --info-ink: #184a87;
  --radius: 18px;
  --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 20px 44px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(210, 210, 215, 0.75);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: saturate(180%) blur(18px);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 16px;
}

.logo {
  color: var(--ink);
  text-decoration: none;
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

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

.nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 500;
  border-radius: 999px;
  padding: 8px 12px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.nav a:hover {
  background: var(--bg-soft);
}

.nav a[aria-current="true"] {
  background: #eef5ff;
  color: var(--accent-strong);
}

.nav-user {
  color: var(--muted);
  font-size: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 11px;
}

.nav-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--line);
  display: block;
}

.main {
  min-height: calc(100vh - 140px);
}

.hero {
  padding: 74px 0 40px;
}

.kicker {
  margin: 0;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
}

.hero h1 {
  margin: 10px 0 0;
  font-size: clamp(2rem, 4.2vw, 3.45rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
  max-width: 17ch;
}

.subtitle {
  color: var(--muted);
  max-width: 62ch;
  font-size: 1.04rem;
  line-height: 1.55;
}

.btn {
  display: inline-block;
  border: 1px solid var(--accent-strong);
  color: #fff;
  background: linear-gradient(180deg, #1180f0 0%, var(--accent) 100%);
  padding: 10px 16px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -0.01em;
  box-shadow: 0 8px 18px rgba(0, 113, 227, 0.26);
  transition: transform 0.16s ease, box-shadow 0.16s ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(0, 113, 227, 0.28);
}

.section {
  padding: 14px 0 52px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.section-head h1,
.section-head h2 {
  margin: 0;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.pill {
  background: #f2f2f5;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 0.82rem;
  color: #4f4f55;
}

.filters {
  display: grid;
  grid-template-columns: 1.3fr 1fr auto;
  gap: 10px;
  margin-bottom: 16px;
}

.filters input,
.filters select,
.filters button {
  width: 100%;
  padding: 11px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}

.filters input:focus,
.filters select:focus,
.upload-form input[type="file"]:focus,
.upload-filter select:focus,
.upload-filter input:focus {
  outline: 2px solid rgba(0, 113, 227, 0.28);
  outline-offset: 1px;
}

.filters button,
.upload-filter button {
  background: linear-gradient(180deg, #1180f0 0%, var(--accent) 100%);
  color: #fff;
  border-color: var(--accent-strong);
  cursor: pointer;
  font-weight: 600;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.cards-kpi {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card,
.detail-card,
.empty {
  border: 1px solid rgba(210, 210, 215, 0.95);
  border-radius: var(--radius);
  background: var(--card);
  padding: 18px;
  box-shadow: var(--shadow-sm);
}

.detail-card {
  box-shadow: var(--shadow-lg);
}

.card-top {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-start;
  margin-bottom: 10px;
}

.badge {
  display: inline-block;
  font-size: 0.74rem;
  border-radius: 999px;
  padding: 5px 9px;
  border: 1px solid transparent;
  letter-spacing: 0.02em;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-success {
  background: var(--success-bg);
  border-color: #a8d9bc;
  color: var(--success-ink);
}

.badge-warning {
  background: var(--warning-bg);
  border-color: #e0c18e;
  color: var(--warning-ink);
}

.badge-secondary {
  background: #f2f2f7;
  border-color: #d0d0d7;
  color: #4b4b51;
}

.badge-info {
  background: var(--info-bg);
  border-color: #a8c5ea;
  color: var(--info-ink);
}

.card h2,
.card h3,
.detail-card h1 {
  margin: 0 0 8px;
  line-height: 1.24;
  letter-spacing: -0.015em;
}

.thumb-link {
  display: block;
  border-radius: 13px;
  overflow: hidden;
  margin: -2px 0 10px;
  border: 1px solid rgba(210, 210, 215, 0.95);
  background: #f7f7f9;
}

.thumb {
  width: 100%;
  height: 170px;
  object-fit: cover;
  display: block;
}

.thumb-fallback {
  height: 170px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #49494f;
  font-size: 0.95rem;
}

.mini-badge {
  display: inline-block;
  font-size: 0.72rem;
  border-radius: 999px;
  padding: 4px 9px;
  border: 1px solid #d0d0d7;
  background: #f5f5f7;
  color: #4b4b51;
  font-weight: 600;
}

.meta {
  margin: 0 0 7px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.link:hover {
  text-decoration: underline;
}

.actions {
  margin-top: 15px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.upload-form {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin-top: 12px;
}

.upload-form input[type="file"] {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 9px;
  background: #fff;
}

.upload-filter {
  display: grid;
  grid-template-columns: auto minmax(200px, 1fr) minmax(220px, 1fr) auto auto;
  gap: 10px;
  align-items: center;
  border: 1px solid rgba(210, 210, 215, 0.92);
  border-radius: 14px;
  background: #fafafc;
  padding: 11px;
  margin-bottom: 14px;
}

.upload-filter label {
  font-weight: 600;
  color: #3f3f45;
  font-size: 0.9rem;
}

.upload-filter select,
.upload-filter input,
.upload-filter button {
  padding: 10px 11px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}

.pager {
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.pager-link {
  text-decoration: none;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 8px 13px;
  color: #1f1f24;
  font-weight: 600;
}

.pager-link:hover {
  background: #f7f7f9;
}

.pager-info {
  color: var(--muted);
  font-size: 0.9rem;
}

.kpi {
  margin: 2px 0 0;
  font-size: 2.15rem;
  line-height: 1;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.footer {
  border-top: 1px solid rgba(210, 210, 215, 0.8);
  padding: 20px 0;
  color: var(--muted);
  background: #fafafc;
}

.alert {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
  margin-bottom: 10px;
  background: #fff;
}

.alert-success {
  border-color: #a8d9bc;
  background: var(--success-bg);
}

.alert-error {
  border-color: #e0b8b3;
  background: #fdeeed;
}

.alert-info {
  border-color: #a8c5ea;
  background: var(--info-bg);
}

.profile-card {
  max-width: 620px;
}

.profile-avatar-wrap {
  margin: 14px 0 10px;
}

.profile-avatar {
  width: 128px;
  height: 128px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-sm);
}

@media (max-width: 980px) {
  .cards {
    grid-template-columns: 1fr 1fr;
  }

  .cards-kpi {
    grid-template-columns: 1fr 1fr;
  }

  .topbar-inner {
    align-items: flex-start;
    padding: 8px 0;
  }

  .nav {
    justify-content: flex-start;
  }
}

@media (max-width: 700px) {
  .hero {
    padding-top: 52px;
  }

  .hero h1 {
    max-width: 100%;
  }

  .topbar-inner {
    flex-direction: column;
    justify-content: center;
    padding: 10px 0;
    gap: 10px;
  }

  .filters {
    grid-template-columns: 1fr;
  }

  .upload-filter {
    grid-template-columns: 1fr;
  }

  .cards,
  .cards-kpi {
    grid-template-columns: 1fr;
  }

  .nav {
    gap: 8px;
  }
}