:root {
  --bg: #081223;
  --panel: rgba(10, 24, 46, 0.78);
  --panel-border: rgba(149, 190, 255, 0.14);
  --panel-strong: rgba(16, 35, 64, 0.95);
  --text: #e8eef9;
  --muted: #91a4c4;
  --primary: #58a6ff;
  --primary-strong: #2477ff;
  --accent: #32d2a6;
  --danger: #ff6b7a;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(44, 118, 255, 0.25), transparent 28%),
    radial-gradient(circle at top right, rgba(50, 210, 166, 0.16), transparent 20%),
    linear-gradient(180deg, #0a1324 0%, #060a12 100%);
  color: var(--text);
}

a {
  color: inherit;
}

.page {
  width: min(1100px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 40px 0 64px;
}

.hero {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: stretch;
}

.hero-card,
.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-card {
  flex: 1 1 380px;
  padding: 34px 32px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 12px;
  color: #cae2ff;
  background: rgba(88, 166, 255, 0.14);
}

.title {
  margin: 18px 0 10px;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1;
  letter-spacing: -0.04em;
}

.desc {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}

.hero-points {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.hero-points li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: #d9e7ff;
}

.hero-points span {
  display: inline-flex;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  background: rgba(50, 210, 166, 0.12);
  color: var(--accent);
  font-weight: 700;
}

.panel {
  padding: 28px;
}

.upload-card {
  flex: 1 1 420px;
}

.section-title {
  margin: 0 0 8px;
  font-size: 22px;
}

.section-subtitle {
  margin: 0 0 22px;
  color: var(--muted);
  line-height: 1.65;
}

.form-grid {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  font-size: 14px;
  color: #d7e6ff;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid rgba(146, 177, 222, 0.16);
  background: rgba(8, 16, 31, 0.78);
  border-radius: 14px;
  color: var(--text);
  padding: 14px 16px;
  font-size: 15px;
  outline: none;
}

.field textarea {
  min-height: 104px;
  resize: vertical;
}

.field input[type="file"] {
  padding: 12px;
}

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

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 14px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}

.button {
  color: white;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-strong) 100%);
}

.ghost-button {
  color: #cfe3ff;
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(146, 177, 222, 0.16);
}

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

.progress-shell {
  margin-top: 18px;
  display: none;
}

.progress-bar {
  height: 12px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
}

.progress-fill {
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--primary));
}

.status-line {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
}

.result-card,
.list-card,
.detail-card {
  margin-top: 24px;
}

.result-card {
  display: none;
}

.link-list {
  display: grid;
  gap: 12px;
}

.link-item {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(146, 177, 222, 0.14);
}

.link-item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
}

.link-item a {
  color: #9dceff;
  word-break: break-all;
}

.notice {
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: 16px;
  background: rgba(255, 179, 64, 0.08);
  border: 1px solid rgba(255, 179, 64, 0.18);
  color: #ffd89a;
  line-height: 1.65;
}

.grid-two {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
  gap: 24px;
  margin-top: 24px;
}

.empty {
  color: var(--muted);
}

.upload-list {
  display: grid;
  gap: 14px;
}

.upload-item {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(146, 177, 222, 0.14);
}

.upload-item-top {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  justify-content: space-between;
}

.upload-title {
  margin: 0;
  font-size: 18px;
}

.pill {
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  color: #cde2ff;
  background: rgba(88, 166, 255, 0.14);
}

.meta-list {
  margin: 10px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  color: var(--muted);
  font-size: 13px;
}

.meta-table {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 12px 16px;
  align-items: start;
  margin-top: 18px;
}

.meta-table .key {
  color: var(--muted);
}

.install-header {
  display: flex;
  gap: 18px;
  align-items: center;
}

.app-icon {
  width: 88px;
  height: 88px;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(88, 166, 255, 0.65), rgba(50, 210, 166, 0.45));
  border: 1px solid rgba(255, 255, 255, 0.12);
  overflow: hidden;
  flex: 0 0 auto;
}

.app-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.install-title {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.05;
}

.install-subtitle {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.divider {
  height: 1px;
  background: rgba(146, 177, 222, 0.12);
  margin: 24px 0;
}

.footer-note {
  margin-top: 30px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.danger {
  color: #ffadb7;
}

@media (max-width: 860px) {
  .page {
    width: min(100vw - 20px, 1100px);
    padding-top: 20px;
  }

  .hero-card,
  .panel {
    padding: 22px;
    border-radius: 20px;
  }

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

  .meta-table {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .install-header {
    align-items: flex-start;
  }
}