:root {
  --bg: #07163d;
  --bg-soft: #0d204d;
  --panel: #071126;
  --panel-2: #0a1734;
  --text: #f2f5fb;
  --muted: #aab7d1;
  --line: rgba(170, 183, 209, 0.18);
  --accent: #3568e0;
  --accent-2: #4274ea;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: linear-gradient(90deg, #061338 0%, #04123a 100%);
  color: var(--text);
  font-family: Inter, Arial, Helvetica, sans-serif;
  min-height: 100%;
}

a { color: inherit; text-decoration: none; }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 480px;
  background: rgba(4, 14, 33, 0.92);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 32px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
}

.brand {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 10px;
}

h1 {
  margin: 0 0 8px;
  font-size: 54px;
  line-height: 1.05;
}

h2 {
  margin: 0 0 18px;
  font-size: 22px;
}

h3 {
  margin: 0 0 12px;
  font-size: 18px;
}

.login-claim {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text);
}

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

.subtitle {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 20px;
}

.login-form,
.stack-form {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

label {
  color: var(--muted);
  font-size: 14px;
}

input[type="text"],
input[type="password"],
input[type="file"],
select {
  width: 100%;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #02102b;
  color: var(--text);
  padding: 14px 16px;
  font-size: 16px;
}

button,
.btn {
  border: 1px solid transparent;
  border-radius: 18px;
  padding: 14px 18px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary,
.login-form button,
.stack-form button {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover,
.login-form button:hover,
.stack-form button:hover {
  background: var(--accent-2);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.btn-small {
  padding: 10px 14px;
  font-size: 14px;
}

.app-shell {
  display: grid;
  grid-template-columns: 340px 1fr;
  min-height: 100vh;
}

.sidebar {
  padding: 22px 20px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.brand-block {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.userline {
  color: var(--muted);
  font-size: 15px;
  margin-top: 6px;
}

.folder-nav,
.info-block {
  display: grid;
  gap: 10px;
}

.folder-item {
  display: block;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: transparent;
  font-size: 18px;
}

.folder-item.active,
.folder-item:hover {
  background: rgba(170, 183, 209, 0.09);
}

.stats-box {
  margin-top: auto;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  background: rgba(3, 10, 23, 0.35);
  display: grid;
  gap: 10px;
  line-height: 1.35;
}

.content {
  padding: 34px 28px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: flex-start;
  margin-bottom: 24px;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.flash-list {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.flash-item,
.notice {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  padding: 14px 16px;
}

.notice.error {
  border-color: rgba(255, 120, 120, 0.35);
  background: rgba(120, 20, 20, 0.16);
}

.card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(3, 11, 29, 0.32);
  padding: 22px;
}

.upload-card {
  margin-bottom: 18px;
}

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

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

.file-item,
.list-item {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px 20px;
  background: rgba(2, 10, 25, 0.25);
}

.file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.file-name {
  font-size: 20px;
  font-weight: 800;
}

.file-name:hover {
  text-decoration: underline;
}

.file-meta,
.file-size {
  color: var(--muted);
  font-size: 16px;
  margin-top: 6px;
}

.file-side {
  text-align: right;
  display: grid;
  gap: 10px;
  justify-items: end;
}

.empty-box {
  border: 1px dashed var(--line);
  border-radius: 18px;
  padding: 24px;
  color: var(--muted);
}

.admin-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(320px, 1fr));
}

.full-width {
  grid-column: 1 / -1;
}

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

.list-flex {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

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

  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .topbar,
  .file-item,
  .list-flex {
    flex-direction: column;
    align-items: stretch;
  }

  .file-side {
    justify-items: stretch;
    text-align: left;
  }

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

  h1 {
    font-size: 36px;
  }
}


.crypt-status-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.status-pill {
  display: inline-block;
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.status-pill-unlocked {
  background: rgba(60, 180, 120, 0.18);
  border: 1px solid rgba(60, 180, 120, 0.45);
}

.status-pill-locked {
  background: rgba(220, 90, 90, 0.18);
  border: 1px solid rgba(220, 90, 90, 0.45);
}

.btn-danger {
  border-color: rgba(220, 90, 90, 0.45);
}