:root {
  color-scheme: dark;
  --bg: #0b1020;
  --bg-soft: #111835;
  --card: rgba(255, 255, 255, 0.08);
  --text: #edf1ff;
  --muted: #9ba7d3;
  --primary: #6d8dff;
  --primary-soft: #7d6dff;
  --border: rgba(255, 255, 255, 0.14);
  --shadow: 0 12px 30px rgba(7, 10, 24, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: Inter, Segoe UI, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% -5%, #25326b 0%, transparent 40%),
    radial-gradient(circle at 90% 10%, #442a82 0%, transparent 35%),
    linear-gradient(160deg, #070b1a 0%, var(--bg) 100%);
}

.app {
  width: min(680px, 100%);
  margin: 0 auto;
  padding: 20px 16px 28px;
}

.hero {
  margin-bottom: 16px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(24px, 5.2vw, 34px);
  line-height: 1.1;
}

.subtitle {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.card-profile {
  margin-top: 18px;
  padding: 16px;
  display: flex;
  gap: 14px;
  align-items: center;
}

.avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(140deg, var(--primary), var(--primary-soft));
  font-weight: 700;
  font-size: 22px;
}

.title {
  margin: 3px 0 4px;
  font-size: 22px;
}

.label {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.hint {
  margin: 0;
  color: #b9c4f0;
  font-size: 13px;
}

.grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.metric {
  padding: 14px;
}

.value {
  margin: 8px 0 4px;
  font-size: 32px;
  font-weight: 700;
}

.actions {
  margin-top: 14px;
  padding: 12px;
  display: grid;
  gap: 10px;
}

.upload {
  margin-top: 14px;
  padding: 14px;
}

.upload-title {
  margin: 6px 0 8px;
  font-size: 20px;
}

.file-picker {
  display: block;
  margin-top: 10px;
}

.file-picker input[type='file'] {
  width: 100%;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  border: 1px dashed rgba(255, 255, 255, 0.25);
  border-radius: 12px;
  padding: 12px;
}

.upload-actions {
  margin-top: 10px;
}

.upload-status {
  margin: 10px 2px 2px;
  font-size: 13px;
  color: #d2dbff;
  min-height: 18px;
  padding: 8px 10px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: all 0.2s ease;
}

.upload-status.is-success {
  color: #d8ffe0;
  background: rgba(48, 163, 89, 0.24);
  border-color: rgba(79, 210, 126, 0.55);
}

.upload-status.is-error {
  color: #ffe0e3;
  background: rgba(186, 64, 86, 0.24);
  border-color: rgba(250, 109, 136, 0.6);
}

.btn {
  width: 100%;
  border: 0;
  border-radius: 12px;
  padding: 13px 12px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary {
  color: white;
  background: linear-gradient(130deg, var(--primary), var(--primary-soft));
}

.btn-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.footer {
  margin-top: 14px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 460px) {
  .grid {
    grid-template-columns: 1fr;
  }
}