/**
 * Konsul Platform — Design Tokens
 * Theme variables, brand colors, spacing, typography scales
 */

/* ==========================================================================
   DESIGN TOKENS — LIGHT THEME (DEFAULT)
   ========================================================================== */

:root {
    /* --- Backgrounds --- */
    --color-bg-primary: #f8fafc;
    --color-bg-surface: #ffffff;
    --color-bg-elevated: #ffffff;
    --color-bg-sunken: #f1f5f9;
    --color-bg-sidebar: #0a0a0f;
    --color-bg-overlay: rgba(0, 0, 0, 0.5);

    /* --- Text --- */
    --color-text-primary: #1e293b;
    --color-text-secondary: #64748b;
    --color-text-muted: #94a3b8;
    --color-text-inverse: #ffffff;

    /* --- Borders --- */
    --color-border: #e2e8f0;
    --color-border-subtle: #f1f5f9;
    --color-border-strong: #cbd5e1;

    /* --- Accent (knsl.co.uk palette) --- */
    --color-accent: #6366f1;
    --color-accent-bright: #00BEFF;
    --color-accent-mid: #8b5cf6;
    --gradient-accent: linear-gradient(135deg, #6366f1, #00BEFF);
    --gradient-accent-subtle: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(0, 190, 255, 0.1));

    /* --- Status --- */
    --color-success: #10b981;
    --color-success-light: #dcfce7;
    --color-success-text: #166534;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-warning-text: #92400e;
    --color-danger: #ef4444;
    --color-danger-light: #fee2e2;
    --color-danger-text: #991b1b;
    --color-info: #3b82f6;
    --color-info-light: #dbeafe;
    --color-info-text: #1e40af;

    /* --- Button Hover States --- */
    --color-danger-hover: #dc2626;
    --color-success-hover: #059669;
    --color-accent-hover: #4f46e5;

    /* --- Badge Borders --- */
    --color-danger-border: #fecdca;
    --color-warning-border: #fdd891;
    --color-info-border: #aacbff;

    /* --- Tenant Badges --- */
    --color-tenant-konsul-bg: #f4f1fe;
    --color-tenant-konsul-text: #5b21b6;
    --color-tenant-konsul-border: #d5c7f7;
    --color-tenant-vanguard-bg: #fef3ec;
    --color-tenant-vanguard-text: #c2410c;
    --color-tenant-vanguard-border: #fdd891;

    /* --- Extended Status --- */
    --color-verified-bg: #d1fae5;
    --color-verified-text: #065f46;
    --color-noted-bg: #f3e8ff;
    --color-noted-text: #7c3aed;

    /* --- Accent Alpha --- */
    --color-accent-subtle: rgba(99, 102, 241, 0.08);
    --color-accent-pill-bg: #eef2ff;

    /* --- Avatar --- */
    --color-avatar-account-start: #7B1FA2;
    --color-avatar-account-end: #9C27B0;

    /* --- Focus Glows --- */
    --shadow-glow-bright: 0 0 0 3px rgba(0, 190, 255, 0.15);
    --shadow-glow-bright-sm: 0 0 0 3px rgba(0, 190, 255, 0.1);

    /* --- Brand Colors (not theme-dependent) --- */
    --brand-fathom-cerulean: #00BEFF;
    --brand-fathom-violet: #9600FF;
    --brand-fathom-orange: #F55200;
    --brand-fathom-pink: #FFA8BB;
    --brand-fathom-yellow: #FFF58C;
    --brand-fireflies: #7A5AF8;
    --brand-fireflies-light: #9B7FFB;
    --brand-gmail: #EA4335;
    --brand-google: #4285F4;
    --brand-asana: #F06A6A;
    --brand-github: #58a6ff;
    --brand-github-dark: #0d1117;
    --brand-dropbox: #0061FE;
    --brand-xero: #13B5EA;
    --brand-salesforce: #00A1E0;
    --brand-claude: #d97706;

    /* --- Layout Chrome --- */
    --color-online: #4ade80;
    --color-processing: #fbbf24;
    --color-processing-bg: rgba(217, 119, 6, 0.2);
    --color-processing-border: rgba(217, 119, 6, 0.4);
    --color-fireflies-processing: #22d3ee;
    --color-fireflies-processing-bg: rgba(6, 182, 212, 0.2);
    --color-fireflies-processing-border: rgba(6, 182, 212, 0.4);
    --color-text-on-accent: #0f172a;

    /* --- Typography --- */
    --font-sans: 'Sora', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Space Mono', 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    --text-xs: 0.6875rem;   /* 11px */
    --text-sm: 0.75rem;     /* 12px */
    --text-base: 0.8125rem; /* 13px */
    --text-md: 0.875rem;    /* 14px */
    --text-lg: 1rem;        /* 16px */
    --text-xl: 1.125rem;    /* 18px */
    --text-2xl: 1.25rem;    /* 20px */
    --text-3xl: 1.5rem;     /* 24px */
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;

    /* --- Spacing --- */
    --space-0: 0;
    --space-1: 0.25rem;   /* 4px */
    --space-2: 0.5rem;    /* 8px */
    --space-3: 0.75rem;   /* 12px */
    --space-4: 1rem;      /* 16px */
    --space-5: 1.25rem;   /* 20px */
    --space-6: 1.5rem;    /* 24px */
    --space-8: 2rem;      /* 32px */
    --space-10: 2.5rem;   /* 40px */
    --space-12: 3rem;     /* 48px */

    /* --- Breakpoints --- */
    --bp-sm: 480px;    /* small mobile */
    --bp-xl: 1440px;   /* large desktop */

    /* --- Border Radius --- */
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-pill: 20px;
    --radius-full: 50%;

    /* --- Shadows --- */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 0 3px rgba(99, 102, 241, 0.15);
    --shadow-glow-accent: 0 8px 24px rgba(0, 190, 255, 0.2);

    /* --- Transitions --- */
    --transition: 0.2s ease;
    --transition-slow: 0.3s ease;

    /* --- Scrollbar --- */
    --scrollbar-track: var(--color-bg-primary);
    --scrollbar-thumb: #c9c7c5;
    --scrollbar-thumb-hover: #706e6b;

    /* =================================================================
       BACKWARD COMPATIBILITY ALIASES
       Map old variable names to new ones so existing templates don't break
       ================================================================= */
    --bg-primary: var(--color-bg-primary);
    --bg-white: var(--color-bg-surface);
    --bg-secondary: var(--color-bg-sunken);
    --bg-tertiary: var(--color-bg-sunken);
    --bg-card: var(--color-bg-surface);
    --bg-sidebar: var(--color-bg-sidebar);
    --bg-hover: var(--color-bg-sunken);
    --bg-selected: #e0f2fe;
    --border-color: var(--color-border);
    --text-primary: var(--color-text-primary);
    --text-secondary: var(--color-text-secondary);
    --text-muted: var(--color-text-muted);
    --accent-color: var(--color-accent);

    /* Old Fathom brand aliases */
    --fathom-cerulean: var(--brand-fathom-cerulean);
    --fathom-violet: var(--brand-fathom-violet);
    --fathom-orange: var(--brand-fathom-orange);

    /* Old Fireflies brand aliases */
    --fireflies-purple: var(--brand-fireflies);

    /* Old SLDS aliases */
    --slds-color-brand: var(--color-accent);
    --slds-color-brand-dark: #4f46e5;
    --slds-color-brand-light: #eef2ff;
    --slds-color-text-default: var(--color-text-primary);
    --slds-color-text-weak: var(--color-text-muted);
    --slds-color-text-inverse: var(--color-text-inverse);
    --slds-color-text-link: var(--color-accent);
    --slds-color-background: var(--color-bg-surface);
    --slds-color-background-alt: var(--color-bg-primary);
    --slds-color-background-alt-2: var(--color-bg-sunken);
    --slds-color-border: var(--color-border);
    --slds-spacing-xx-small: var(--space-1);
    --slds-spacing-x-small: var(--space-2);
    --slds-spacing-small: var(--space-3);
    --slds-spacing-medium: var(--space-4);
    --slds-spacing-large: var(--space-6);
    --slds-radius-border: var(--radius-sm);

    /* =================================================================
       SLDS2 GLOBAL STYLING HOOKS (--slds-g-* aliases)
       Phase 15 foundation: map SLDS2 global tokens to existing Konsul
       theme variables. Dark mode resolves automatically via the Konsul
       token chain (no duplicate definitions needed in dark block).
       ================================================================= */

    /* Surface colors */
    --slds-g-color-surface-1: var(--color-bg-surface);
    --slds-g-color-surface-2: var(--color-bg-elevated);
    --slds-g-color-surface-3: var(--color-bg-sunken);

    /* Text-on-surface colors */
    --slds-g-color-on-surface-1: var(--color-text-primary);
    --slds-g-color-on-surface-2: var(--color-text-secondary);
    --slds-g-color-on-surface-3: var(--color-text-muted);

    /* Border colors */
    --slds-g-color-border-1: var(--color-border);
    --slds-g-color-border-2: var(--color-border-strong);

    /* Brand/action colors */
    --slds-g-color-brand-1: var(--color-accent);
    --slds-g-color-brand-2: var(--color-accent-hover);

    /* Status colors (solid — for borders, icon fills, accent strips) */
    --slds-g-color-error-1: var(--color-danger);
    --slds-g-color-success-1: var(--color-success);
    --slds-g-color-warning-1: var(--color-warning);

    /* Status background tints (for toast/badge fill backgrounds) */
    --slds-g-color-error-bg: var(--color-danger-light);
    --slds-g-color-success-bg: var(--color-success-light);
    --slds-g-color-warning-bg: var(--color-warning-light);

    /* Spacing scale */
    --slds-g-spacing-1: var(--space-1);
    --slds-g-spacing-2: var(--space-2);
    --slds-g-spacing-3: var(--space-3);
    --slds-g-spacing-4: var(--space-4);
    --slds-g-spacing-6: var(--space-6);
    --slds-g-spacing-8: var(--space-8);
    --slds-g-spacing-12: var(--space-12);

    /* Font sizes */
    --slds-g-font-size-base: var(--text-base);
    --slds-g-font-size-1: var(--text-xs);
    --slds-g-font-size-2: var(--text-sm);
    --slds-g-font-size-3: var(--text-md);
    --slds-g-font-size-4: var(--text-lg);
    --slds-g-font-size-5: var(--text-xl);

    /* Border radius scale */
    --slds-g-radius-border-1: var(--radius-sm);
    --slds-g-radius-border-2: var(--radius);
    --slds-g-radius-border-3: var(--radius-lg);

    /* Shadow scale */
    --slds-g-shadow-1: var(--shadow-sm);
    --slds-g-shadow-2: var(--shadow);
}

/* ==========================================================================
   DARK THEME — matches knsl.co.uk aesthetic
   ========================================================================== */

html[data-theme="dark"],
html.dark {
    --color-bg-primary: #0f172a;
    --color-bg-surface: #1e293b;
    --color-bg-elevated: #253347;
    --color-bg-sunken: #0f172a;
    --color-bg-sidebar: #020617;

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

    --color-border: #334155;
    --color-border-subtle: #1e293b;
    --color-border-strong: #475569;

    --bg-hover: #334155;
    --bg-selected: rgba(99, 102, 241, 0.15);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 0 3px rgba(99, 102, 241, 0.25);
    --shadow-glow-accent: 0 8px 24px rgba(0, 190, 255, 0.3);

    --color-danger-hover: #b91c1c;
    --color-success-hover: #047857;
    --color-accent-hover: #4338ca;

    --color-danger-border: rgba(239, 68, 68, 0.3);
    --color-warning-border: rgba(245, 158, 11, 0.3);
    --color-info-border: rgba(59, 130, 246, 0.3);

    --color-tenant-konsul-bg: rgba(99, 102, 241, 0.15);
    --color-tenant-konsul-text: #a78bfa;
    --color-tenant-konsul-border: rgba(99, 102, 241, 0.3);
    --color-tenant-vanguard-bg: rgba(249, 115, 22, 0.15);
    --color-tenant-vanguard-text: #fb923c;
    --color-tenant-vanguard-border: rgba(249, 115, 22, 0.3);

    --color-verified-bg: rgba(16, 185, 129, 0.15);
    --color-verified-text: #34d399;
    --color-noted-bg: rgba(124, 58, 237, 0.15);
    --color-noted-text: #a78bfa;

    --color-accent-subtle: rgba(99, 102, 241, 0.12);
    --color-accent-pill-bg: rgba(99, 102, 241, 0.15);

    --shadow-glow-bright: 0 0 0 3px rgba(0, 190, 255, 0.25);
    --shadow-glow-bright-sm: 0 0 0 3px rgba(0, 190, 255, 0.15);

    --scrollbar-track: var(--color-bg-primary);
    --scrollbar-thumb: #475569;
    --scrollbar-thumb-hover: #64748b;

    /* SLDS2 dark-mode bg tints
       (Konsul --color-*-light tokens have no dark variant, so we override
       the --slds-g-*-bg aliases directly with semi-transparent rgba values.) */
    --slds-g-color-success-bg: rgba(34, 197, 94, 0.15);
    --slds-g-color-error-bg: rgba(239, 68, 68, 0.15);
    --slds-g-color-warning-bg: rgba(245, 158, 11, 0.15);
}