/* ═══════════════════════════════════════════════════════════
   Uploader Mastermind — Premium Dark Design System
   Layer over PicoCSS (dark theme via data-theme="dark")
   ═══════════════════════════════════════════════════════════ */

/* ── Design Tokens ──────────────────────────────────────── */
:root {
  --um-bg-base:        #0b0f1a;
  --um-bg-surface:     #111827;
  --um-bg-card:        rgba(17, 24, 39, 0.65);
  --um-border-card:    rgba(99, 102, 241, 0.15);
  --um-border-glow:    rgba(99, 102, 241, 0.25);

  --um-text-primary:   #f1f5f9;
  --um-text-secondary: #94a3b8;
  --um-text-muted:     #64748b;

  --um-accent:         #6366f1;
  --um-accent-hover:   #818cf8;
  --um-accent-glow:    rgba(99, 102, 241, 0.35);

  --um-success:        #22c55e;
  --um-success-bg:     rgba(34, 197, 94, 0.08);
  --um-success-border: rgba(34, 197, 94, 0.30);

  --um-error:          #ef4444;
  --um-error-bg:       rgba(239, 68, 68, 0.08);
  --um-error-border:   rgba(239, 68, 68, 0.30);

  --um-radius:         16px;
  --um-radius-sm:      10px;
  --um-glass-blur:     20px;
  --um-transition:     0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Global Overrides ───────────────────────────────────── */
html[data-theme="dark"] {
  --pico-background-color: var(--um-bg-base);
  --pico-color: var(--um-text-primary);
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(99,102,241,0.08) 0%, transparent 60%),
    var(--um-bg-base);
  min-height: 100vh;
}

/* ── Header / Nav ───────────────────────────────────────── */
header.container nav {
  border-bottom: 1px solid rgba(99, 102, 241, 0.10);
  padding-bottom: 1rem;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--um-text-primary);
  letter-spacing: -0.02em;
}

.app-brand svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-user-name {
  color: var(--um-text-secondary);
  font-size: 0.875rem;
}

.btn-logout {
  font-size: 0.8rem;
  padding: 0.4rem 1rem;
  border-radius: var(--um-radius-sm);
  border: 1px solid var(--um-border-card);
  background: transparent;
  color: var(--um-text-secondary);
  cursor: pointer;
  transition: all var(--um-transition);
  text-decoration: none;
}

.btn-logout:hover {
  border-color: var(--um-error);
  color: var(--um-error);
  background: var(--um-error-bg);
}

/* ── Glass Card ─────────────────────────────────────────── */
.glass-card {
  background: var(--um-bg-card);
  backdrop-filter: blur(var(--um-glass-blur));
  -webkit-backdrop-filter: blur(var(--um-glass-blur));
  border: 1px solid var(--um-border-card);
  border-radius: var(--um-radius);
  padding: 2.5rem;
  box-shadow:
    0 0 40px rgba(99, 102, 241, 0.05),
    0 4px 30px rgba(0, 0, 0, 0.3);
  animation: fadeSlideUp 0.5s ease-out;
}

.glass-card header {
  text-align: center;
  padding: 0;
  margin-bottom: 2rem;
  border: none;
}

.glass-card header h1 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
  color: var(--um-text-primary);
}

.glass-card header p {
  color: var(--um-text-secondary);
  font-size: 0.95rem;
  margin: 0;
}

/* ── Login Page ─────────────────────────────────────────── */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 200px);
}

.login-card {
  max-width: 440px;
  width: 100%;
  margin: 0 auto;
}

.login-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(99,102,241,0.05));
  border-radius: 20px;
  border: 1px solid var(--um-border-card);
}

.login-icon svg {
  width: 36px;
  height: 36px;
  color: var(--um-accent);
}

.btn-sso {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.9rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--um-accent), #4f46e5);
  border: none;
  border-radius: var(--um-radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--um-transition);
  box-shadow: 0 4px 15px var(--um-accent-glow);
}

.btn-sso:hover {
  background: linear-gradient(135deg, var(--um-accent-hover), #6366f1);
  box-shadow: 0 6px 25px var(--um-accent-glow);
  transform: translateY(-1px);
  color: #fff;
}

.btn-sso:active {
  transform: translateY(0);
}

.btn-sso svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.error-message {
  margin-top: 1.25rem;
  padding: 0.75rem 1rem;
  border-radius: var(--um-radius-sm);
  background: var(--um-error-bg);
  border: 1px solid var(--um-error-border);
  color: var(--um-error);
  font-size: 0.875rem;
  font-weight: 500;
  text-align: center;
  animation: fadeSlideUp 0.3s ease-out;
}

/* ── Dashboard ──────────────────────────────────────────── */
.dashboard-card {
  max-width: 680px;
  margin: 0 auto;
}

/* Textarea */
label[for="order_ids"] {
  font-weight: 600;
  color: var(--um-text-primary);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

textarea#order_ids {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.9rem;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--um-border-card);
  border-radius: var(--um-radius-sm);
  color: var(--um-text-primary);
  resize: vertical;
  padding: 1rem;
  transition: border-color var(--um-transition), box-shadow var(--um-transition);
  line-height: 1.6;
}

textarea#order_ids::placeholder {
  color: var(--um-text-muted);
}

textarea#order_ids:focus {
  border-color: var(--um-accent);
  box-shadow: 0 0 0 3px var(--um-accent-glow);
  outline: none;
}

small#order-help {
  color: var(--um-text-muted);
  font-size: 0.8rem;
}

/* Order counter badge */
.order-counter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
}

.order-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(99, 102, 241, 0.10);
  color: var(--um-accent-hover);
  border: 1px solid var(--um-border-card);
  transition: all var(--um-transition);
}

.order-badge.has-orders {
  background: rgba(34, 197, 94, 0.10);
  color: var(--um-success);
  border-color: var(--um-success-border);
}

/* Submit button */
.btn-process {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.85rem 1.5rem;
  margin-top: 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--um-accent), #4f46e5);
  border: none;
  border-radius: var(--um-radius-sm);
  cursor: pointer;
  transition: all var(--um-transition);
  box-shadow: 0 4px 15px var(--um-accent-glow);
}

.btn-process:hover {
  background: linear-gradient(135deg, var(--um-accent-hover), #6366f1);
  box-shadow: 0 6px 25px var(--um-accent-glow);
  transform: translateY(-1px);
}

.btn-process:active {
  transform: translateY(0);
}

.btn-process:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* ── Spinner / Loading ──────────────────────────────────── */
.htmx-indicator {
  display: none;
  text-align: center;
  padding: 2rem 1rem;
}

.htmx-request .htmx-indicator,
.htmx-indicator.htmx-request {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  animation: fadeSlideUp 0.3s ease-out;
}

.spinner-ring {
  width: 40px;
  height: 40px;
  border: 3px solid var(--um-border-card);
  border-top-color: var(--um-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.spinner-text {
  color: var(--um-text-secondary);
  font-size: 0.9rem;
}

/* ── Result Area ────────────────────────────────────────── */
#result:not(:empty) {
  margin-top: 1.5rem;
  animation: fadeSlideUp 0.4s ease-out;
}

#result .success {
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--um-success);
  background: var(--um-success-bg);
  border-radius: var(--um-radius-sm);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

#result .success p {
  margin: 0;
  color: var(--um-text-primary);
  font-weight: 500;
}

#result .error {
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--um-error);
  background: var(--um-error-bg);
  border-radius: var(--um-radius-sm);
  color: var(--um-text-primary);
  font-weight: 500;
}

/* Download button */
.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--um-success), #16a34a);
  border: none;
  border-radius: var(--um-radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--um-transition);
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.2);
  align-self: flex-start;
}

.btn-download:hover {
  background: linear-gradient(135deg, #34d399, #22c55e);
  box-shadow: 0 6px 20px rgba(34, 197, 94, 0.3);
  transform: translateY(-1px);
  color: #fff;
}

.btn-download:active {
  transform: translateY(0);
}

/* ── Footer ─────────────────────────────────────────────── */
footer.container {
  text-align: center;
  border-top: 1px solid rgba(99, 102, 241, 0.06);
  padding-top: 1.25rem;
}

footer.container small {
  color: var(--um-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
}

/* ── Animations ─────────────────────────────────────────── */
@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 576px) {
  .glass-card {
    padding: 1.5rem;
    border-radius: 12px;
  }

  .login-card {
    max-width: 100%;
  }

  .dashboard-card {
    max-width: 100%;
  }

  .btn-sso, .btn-process {
    font-size: 0.9rem;
    padding: 0.75rem 1rem;
  }
}