/* ── THETA DIVISION · COMPONENTS ── */

/* ── TOPBAR ── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 8, 8, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  height: 56px;
  display: flex;
  align-items: center;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.topbar-logo {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar-logo-mark {
  width: 28px;
  height: 28px;
  border: 1px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--gold);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  background: var(--gold-dim);
}

.topbar-nav {
  display: flex;
  align-items: center;
  gap: var(--sp-xl);
  list-style: none;
}

.topbar-nav a {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--silver);
  transition: color var(--ease);
  position: relative;
}

.topbar-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width var(--ease);
}

.topbar-nav a:hover { color: var(--white); }
.topbar-nav a:hover::after { width: 100%; }
.topbar-nav a.active { color: var(--gold); }
.topbar-nav a.active::after { width: 100%; }

.topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
}

/* ── BUTTONS ── */
.btn {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 9px 20px;
  cursor: pointer;
  border-radius: var(--r-md);
  transition: all var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.btn-gold {
  background: var(--gold);
  border: 1px solid var(--gold);
  color: var(--void);
}

.btn-gold:hover {
  background: var(--white);
  border-color: var(--white);
  color: var(--void);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-hi);
  color: var(--ghost);
}

.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.btn-ghost {
  background: transparent;
  border: 1px solid transparent;
  color: var(--silver);
}

.btn-ghost:hover { color: var(--white); background: var(--steel); }

.btn-danger {
  background: transparent;
  border: 1px solid var(--border-hi);
  color: var(--silver);
}

.btn-danger:hover { border-color: var(--danger); color: var(--danger); }

.btn:active { transform: scale(0.98); }

.btn-icon {
  padding: 7px 10px;
  font-size: 14px;
}

/* ── INPUTS ── */
.field { margin-bottom: var(--sp-md); }

.field-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 7px;
}

.field-label .cursor {
  display: inline-block;
  width: 2px;
  height: 12px;
  background: var(--gold);
  margin-left: 3px;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

.input {
  width: 100%;
  background: var(--steel);
  border: 1px solid var(--border);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 10px 14px;
  outline: none;
  border-radius: var(--r-md);
  transition: border-color var(--ease), background var(--ease);
}

.input:focus {
  border-color: var(--gold);
  background: var(--gold-dim);
}

.input::placeholder { color: var(--ash); }

.input-group {
  position: relative;
}

.input-group .input { padding-left: 38px; }

.input-group-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ash);
  font-size: 14px;
  pointer-events: none;
  transition: color var(--ease);
}

.input-group:focus-within .input-group-icon { color: var(--gold); }

/* ── CARDS ── */
.card {
  background: var(--steel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-lg);
  transition: border-color var(--ease);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--border);
  transition: background var(--ease);
}

.card:hover { border-color: var(--border-hi); }
.card:hover::before { background: var(--gold); }

.card-accent {
  border-color: var(--gold);
}

.card-accent::before { background: var(--gold); }

/* ── STAT CARD ── */
.stat-card {
  background: var(--steel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-md) var(--sp-lg);
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 60px; height: 60px;
  background: var(--gold-glow);
  border-radius: 50%;
  transform: translate(20px, 20px);
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 6px;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.04em;
  line-height: 1;
}

.stat-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--gold);
  margin-top: 4px;
}

/* ── BADGES ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--r-sm);
  border: 1px solid;
}

.badge-gold { background: var(--gold-dim); color: var(--gold); border-color: rgba(201,168,76,0.3); }
.badge-white { background: rgba(245,245,245,0.06); color: var(--ghost); border-color: var(--border-hi); }
.badge-danger { background: rgba(204,51,51,0.08); color: #ee6666; border-color: rgba(204,51,51,0.25); }
.badge-success { background: rgba(58,138,90,0.08); color: #5ab87a; border-color: rgba(58,138,90,0.25); }

/* ── DROP ZONE ── */
.drop-zone {
  border: 1px dashed var(--border-hi);
  border-radius: var(--r-lg);
  padding: var(--sp-xl) var(--sp-lg);
  text-align: center;
  cursor: pointer;
  transition: border-color var(--ease), background var(--ease);
  position: relative;
  background: var(--forge);
}

.drop-zone:hover,
.drop-zone.drag-over {
  border-color: var(--gold);
  background: var(--gold-glow);
}

.drop-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.drop-icon {
  font-size: 22px;
  color: var(--ash);
  margin-bottom: var(--sp-sm);
  transition: color var(--ease);
}

.drop-zone:hover .drop-icon { color: var(--gold); }

.drop-label {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 13px;
  color: var(--ghost);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.drop-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ash);
  letter-spacing: 0.1em;
}

/* ── FILE TABLE ── */
.file-table-header {
  display: grid;
  grid-template-columns: 1fr 90px 110px 80px;
  gap: var(--sp-md);
  padding: 0 var(--sp-md) var(--sp-sm);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ash);
  border-bottom: 1px solid var(--border);
}

.file-row {
  display: grid;
  grid-template-columns: 1fr 90px 110px 80px;
  gap: var(--sp-md);
  padding: 10px var(--sp-md);
  border-bottom: 1px solid var(--border);
  align-items: center;
  transition: background var(--ease);
}

.file-row:hover { background: var(--forge); }

.file-name-cell {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.file-ext {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--gold-dim);
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.18);
  padding: 2px 6px;
  border-radius: var(--r-sm);
  flex-shrink: 0;
}

.file-name {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ghost);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-size, .file-date {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--silver);
}

.file-actions {
  display: flex;
  gap: 5px;
  justify-content: flex-end;
}

/* ── PROGRESS BAR ── */
.progress-wrap {
  height: 2px;
  background: var(--border);
  border-radius: 1px;
  overflow: hidden;
  margin-top: var(--sp-md);
  display: none;
}

.progress-bar {
  height: 100%;
  background: var(--gold);
  width: 0%;
  transition: width 0.2s ease;
}

/* ── SEARCH ROW ── */
.search-row {
  display: flex;
  gap: var(--sp-sm);
  align-items: center;
  margin-bottom: var(--sp-lg);
}

.search-row .input { font-size: 12px; padding: 8px 14px; }

/* ── EMPTY STATE ── */
.empty-state {
  text-align: center;
  padding: var(--sp-2xl) 0;
}

.empty-state-title {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--ash);
  text-transform: uppercase;
  margin-bottom: var(--sp-sm);
}

.empty-state-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--border-hi);
  letter-spacing: 0.1em;
}

/* ── TOAST ── */
.toast {
  position: fixed;
  bottom: var(--sp-lg);
  right: var(--sp-lg);
  background: var(--steel);
  border: 1px solid var(--border-hi);
  color: var(--ghost);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  padding: 10px 16px;
  border-radius: var(--r-lg);
  transform: translateY(16px);
  opacity: 0;
  transition: all 0.2s ease;
  pointer-events: none;
  z-index: 999;
}

.toast.show { opacity: 1; transform: translateY(0); }
.toast.ok { border-left: 3px solid var(--success); }
.toast.err { border-left: 3px solid var(--danger); }
.toast.info { border-left: 3px solid var(--gold); }

/* ── MODAL OVERLAY ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  backdrop-filter: blur(4px);
}

.modal-overlay.show { opacity: 1; pointer-events: all; }

.modal {
  background: var(--steel);
  border: 1px solid var(--border-hi);
  border-radius: var(--r-lg);
  padding: var(--sp-xl);
  width: 100%;
  max-width: 420px;
  margin: var(--sp-lg);
  transform: translateY(20px);
  transition: transform 0.2s ease;
}

.modal-overlay.show .modal { transform: translateY(0); }

.modal-title {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.2em;
  margin-bottom: var(--sp-lg);
  color: var(--white);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
}

.modal-title::before {
  content: '';
  width: 3px;
  height: 16px;
  background: var(--gold);
  border-radius: 1px;
}

.modal-actions {
  display: flex;
  gap: var(--sp-sm);
  justify-content: flex-end;
  margin-top: var(--sp-lg);
}

/* ── LOGIN SCREEN ── */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 39px,
      rgba(255,255,255,0.012) 39px,
      rgba(255,255,255,0.012) 40px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 39px,
      rgba(255,255,255,0.012) 39px,
      rgba(255,255,255,0.012) 40px
    ),
    var(--obsidian);
}

.login-box {
  width: 100%;
  max-width: 380px;
  padding: var(--sp-lg);
}

.login-emblem {
  text-align: center;
  margin-bottom: var(--sp-xl);
}

.login-hex {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--sp-md);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.login-hex svg { width: 64px; height: 64px; }

.login-brand {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 4px;
}

.login-division {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gold);
}

.login-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-hi), transparent);
  margin: var(--sp-xl) 0;
}

.login-error {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--danger);
  text-align: center;
  margin-top: var(--sp-sm);
  min-height: 16px;
  letter-spacing: 0.06em;
}

/* ── VAULT SCREEN ── */
.vault-screen {
  min-height: 100vh;
  display: none;
  flex-direction: column;
}

.vault-body {
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
  padding: var(--sp-2xl) var(--sp-lg);
  flex: 1;
}

.vault-header {
  margin-bottom: var(--sp-xl);
}

.vault-title {
  font-family: var(--font-display);
  font-size: clamp(18px, 3vw, 26px);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 6px;
}

.vault-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--silver);
  letter-spacing: 0.08em;
}

.vault-subtitle span { color: var(--gold); }

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--sp-md);
  margin-bottom: var(--sp-xl);
}

/* ── RESPONSIVE ── */
@media (max-width: 600px) {
  .topbar-nav { display: none; }
  .file-table-header,
  .file-row {
    grid-template-columns: 1fr 80px;
  }
  .file-table-header .col-size,
  .file-table-header .col-date,
  .file-row .file-size,
  .file-row .file-date { display: none; }
  .vault-body { padding: var(--sp-lg) var(--sp-md); }
  .topbar { padding: 0 var(--sp-md); }
  .stats-row { grid-template-columns: 1fr 1fr; }
}

/* ── ANIMATIONS ── */
@keyframes shake {
  0%,100%{transform:translateX(0)}
  20%{transform:translateX(-8px)}
  60%{transform:translateX(8px)}
  80%{transform:translateX(-4px)}
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.anim-in { animation: fadeIn 0.3s ease forwards; }