/* ============================================
   CASHVIEW DESIGN SYSTEM v2
   Visual identity — orange accent on dark slate
   ============================================ */

:root {
    /* Brand / Accent — Orange */
    --cv-accent: #f97316;
    --cv-accent-hover: #ea580c;
    --cv-accent-light: #fb923c;
    --cv-accent-muted: rgba(249, 115, 22, 0.12);
    --cv-accent-glow: rgba(249, 115, 22, 0.25);

    /* Neutral — Slate */
    --sl-primary: #64748b;
    --sl-primary-dark: #475569;
    --sl-primary-light: #94a3b8;

    /* Text */
    --sl-text: #0f172a;
    --sl-text-secondary: #475569;
    --sl-text-muted: #94a3b8;

    /* Surfaces */
    --sl-surface: #ffffff;
    --sl-surface-lighter: #f8fafc;
    --sl-bg: #0f172a;

    /* Borders */
    --sl-border: #e2e8f0;

    /* Status */
    --sl-success: #10b981;
    --sl-success-dark: #059669;
    --sl-error: #ef4444;
    --sl-error-dark: #dc2626;
    --sl-warning: #f59e0b;
    --sl-warning-dark: #d97706;
    --sl-info: #3b82f6;
    --sl-info-dark: #2563eb;

    /* Spacing */
    --sl-spacing-xs: 0.375rem;
    --sl-spacing-sm: 0.75rem;
    --sl-spacing-md: 1rem;
    --sl-spacing-lg: 1.5rem;
    --sl-spacing-xl: 2rem;

    /* Radius */
    --sl-radius: 14px;
    --sl-radius-sm: 10px;
    --sl-radius-xs: 8px;

    /* Shadows */
    --sl-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --sl-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --sl-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);

    /* Transitions */
    --sl-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);

    /* Dark sidebar vars (legacy compat) */
    --slate-surface: #1e293b;
    --slate-border: #334155;
    --slate-text: #f1f5f9;
    --slate-text-secondary: #94a3b8;
    --slate-primary: #64748b;
}

/* ============================================
   PAGE CONTAINERS
   ============================================ */

.slate-page {
    background: #f8fafc;
    min-height: 100vh;
    padding: 2rem;
}

.slate-container {
    max-width: 1400px;
    margin: 0 auto;
}

/* ============================================
   PAGE HEADER
   ============================================ */

.slate-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.slate-header-icon {
    width: 48px;
    height: 48px;
    background: var(--cv-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.slate-header-icon svg {
    width: 24px;
    height: 24px;
    color: white;
}

.slate-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--sl-text);
    margin: 0;
    letter-spacing: -0.02em;
}

.slate-subtitle {
    font-size: 0.875rem;
    color: var(--sl-text-secondary);
    margin: 0;
}

/* ============================================
   CARDS
   ============================================ */

.slate-card {
    background: var(--sl-surface);
    border: 1px solid var(--sl-border);
    border-radius: var(--sl-radius);
    box-shadow: var(--sl-shadow);
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.slate-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--sl-border);
    background: var(--sl-surface-lighter);
}

.slate-card-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--sl-text);
    margin: 0;
}

.slate-card-body {
    padding: 1.5rem;
}

/* ============================================
   BUTTONS
   ============================================ */

.slate-btn {
    padding: 0.625rem 1.25rem;
    background: var(--cv-accent);
    color: white;
    border: none;
    border-radius: var(--sl-radius-xs);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--sl-transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.slate-btn:hover:not(:disabled) {
    background: var(--cv-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--cv-accent-glow);
}

.slate-btn:active:not(:disabled) {
    transform: translateY(0);
}

.slate-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.slate-btn.secondary {
    background: transparent;
    border: 1px solid var(--sl-border);
    color: var(--sl-text);
    box-shadow: none;
}

.slate-btn.secondary:hover:not(:disabled) {
    background: var(--sl-surface-lighter);
    border-color: var(--sl-primary);
    box-shadow: none;
    transform: none;
}

/* ============================================
   INPUTS
   ============================================ */

.slate-input,
.slate-select {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--sl-border);
    border-radius: var(--sl-radius-xs);
    font-size: 0.875rem;
    color: var(--sl-text);
    background: var(--sl-surface);
    transition: var(--sl-transition);
}

.slate-input:focus,
.slate-select:focus {
    outline: none;
    border-color: var(--cv-accent);
    box-shadow: 0 0 0 3px var(--cv-accent-muted);
}

.slate-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--sl-text-secondary);
    margin-bottom: 0.375rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* ============================================
   TABLES
   ============================================ */

.slate-table {
    width: 100%;
    border-collapse: collapse;
}

.slate-table thead {
    background: var(--sl-surface-lighter);
}

.slate-table th {
    padding: 0.875rem 1.25rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--sl-text-secondary);
    border-bottom: 2px solid var(--sl-border);
}

.slate-table td {
    padding: 0.875rem 1.25rem;
    border-bottom: 1px solid var(--sl-border);
    color: var(--sl-text);
}

.slate-table tbody tr:hover {
    background: var(--cv-accent-muted);
}

/* ============================================
   CHIPS / BADGES
   ============================================ */

.slate-chip {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8125rem;
    font-weight: 600;
}

.slate-chip.ok,
.slate-chip.success {
    background: rgba(34, 197, 94, 0.12);
    color: #16a34a;
}

.slate-chip.low,
.slate-chip.warning {
    background: rgba(245, 158, 11, 0.12);
    color: #d97706;
}

.slate-chip.out,
.slate-chip.error {
    background: rgba(239, 68, 68, 0.12);
    color: #dc2626;
}

/* ============================================
   FOOTER
   ============================================ */

.slate-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--sl-border);
    font-size: 0.75rem;
    color: var(--sl-text-muted);
}

.slate-footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ============================================
   LOADING SPINNER
   ============================================ */

.slate-spinner {
    width: 20px;
    height: 20px;
    border: 2.5px solid var(--sl-border);
    border-top-color: var(--cv-accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* ============================================
   UTILITIES
   ============================================ */

.mono { font-family: 'JetBrains Mono', monospace; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 1rem; }
.gap-4 { gap: 1.5rem; }

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .slate-page {
        padding: 1rem;
    }

    .slate-header {
        flex-direction: column;
        text-align: center;
    }

    .slate-footer {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}