/* ==========================================================================
   EduLead CRM — Design tokens
   Single source of truth for colour, type, spacing, radius, elevation.
   Every other stylesheet references these variables; no raw hex elsewhere.
   ========================================================================== */

@font-face {
    font-family: "Plus Jakarta Sans";
    src: url("../vendor/fonts/PlusJakartaSans-Variable.woff2") format("woff2");
    font-weight: 200 800;
    font-style: normal;
    font-display: swap;
}

:root {
    /* Brand */
    --primary: #3b50d8;
    --primary-dark: #2c3db0;
    --primary-darker: #223094;
    --primary-soft: #eef0fd;
    --primary-soft-2: #dfe3fb;
    --primary-rgb: 59, 80, 216;

    --secondary: #475467;
    --secondary-soft: #f2f4f7;

    /* Surfaces */
    --background: #f5f7fb;
    --surface: #ffffff;
    --surface-2: #f9fafc;
    --surface-3: #f2f4f8;
    --border: #e4e7ee;
    --border-strong: #d0d5dd;

    /* Sidebar chrome */
    --sidebar-bg: #121a2f;
    --sidebar-bg-2: #19223a;
    --sidebar-text: #aab3c8;
    --sidebar-text-strong: #ffffff;
    --sidebar-hover: rgba(255, 255, 255, 0.06);
    --sidebar-active: rgba(99, 118, 255, 0.18);
    --sidebar-active-bar: #7c8cff;
    --sidebar-section: #6b7590;

    /* Text */
    --text: #1b2233;
    --text-2: #344054;
    --muted: #667085;
    --muted-2: #98a2b3;
    --text-on-primary: #ffffff;

    /* Semantic */
    --success: #15803d;
    --success-bg: #ecfdf3;
    --success-border: #abefc6;
    --warning: #b54708;
    --warning-bg: #fffaeb;
    --warning-border: #fedf89;
    --danger: #c42b2b;
    --danger-solid: #dc2626;
    --danger-bg: #fef3f2;
    --danger-border: #fecdca;
    --info: #026aa2;
    --info-bg: #f0f9ff;
    --info-border: #b9e6fe;
    --neutral: #475467;
    --neutral-bg: #f2f4f7;
    --neutral-border: #e4e7ec;
    --violet: #5925dc;
    --violet-bg: #f4f3ff;
    --violet-border: #d9d6fe;
    --whatsapp: #1fa855;
    --whatsapp-dark: #128c4a;
    --whatsapp-bg: #e9f8ef;
    --whatsapp-chat-bg: #f0ebe3;

    /* Chart series — validated categorical order (fixed, never cycled) */
    --series-1: #2a78d6;
    --series-2: #eb6834;
    --series-3: #1baf7a;
    --series-4: #eda100;
    --series-5: #e87ba4;
    --series-6: #008300;
    --series-7: #4a3aa7;
    --series-8: #e34948;

    /* Typography */
    --font-sans: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    --fs-page-title: 1.5rem;     /* 24px */
    --fs-section: 1.125rem;      /* 18px */
    --fs-card-title: 0.9375rem;  /* 15px */
    --fs-body: 0.875rem;         /* 14px */
    --fs-secondary: 0.8125rem;   /* 13px */
    --fs-caption: 0.75rem;       /* 12px */
    --fs-kpi: 1.75rem;           /* 28px */
    --lh-tight: 1.25;
    --lh-body: 1.55;

    /* Spacing (4px scale) */
    --sp-1: 4px;
    --sp-2: 8px;
    --sp-3: 12px;
    --sp-4: 16px;
    --sp-5: 20px;
    --sp-6: 24px;
    --sp-8: 32px;
    --sp-10: 40px;
    --page-gutter: 16px;

    /* Radius */
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-pill: 999px;

    /* Elevation */
    --shadow-xs: 0 1px 2px rgba(16, 24, 40, 0.05);
    --shadow-sm: 0 1px 3px rgba(16, 24, 40, 0.08), 0 1px 2px rgba(16, 24, 40, 0.04);
    --shadow-md: 0 8px 24px -6px rgba(16, 24, 40, 0.14), 0 2px 6px rgba(16, 24, 40, 0.05);
    --shadow-lg: 0 20px 40px -12px rgba(16, 24, 40, 0.22);
    --focus-ring: 0 0 0 3px rgba(var(--primary-rgb), 0.28);

    /* Layout */
    --header-h: 64px;
    --sidebar-w: 260px;
    --sidebar-w-collapsed: 72px;
    --content-max: 1600px;
    --transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Bootstrap bridge — Bootstrap components inherit the design system */
    --bs-body-font-family: var(--font-sans);
    --bs-body-font-size: var(--fs-body);
    --bs-body-line-height: var(--lh-body);
    --bs-body-color: var(--text);
    --bs-body-bg: var(--background);
    --bs-primary: var(--primary);
    --bs-primary-rgb: var(--primary-rgb);
    --bs-link-color: var(--primary);
    --bs-link-color-rgb: var(--primary-rgb);
    --bs-link-hover-color: var(--primary-dark);
    --bs-link-hover-color-rgb: 44, 61, 176;
    --bs-border-color: var(--border);
    --bs-border-radius: var(--radius-sm);
    --bs-border-radius-lg: var(--radius-md);
    --bs-border-radius-xl: var(--radius-lg);
    --bs-secondary-color: var(--muted);
    --bs-tertiary-bg: var(--surface-3);
    --bs-emphasis-color: var(--text);
    --bs-heading-color: var(--text);
    --bs-focus-ring-color: rgba(var(--primary-rgb), 0.28);
}

@media (min-width: 768px) {
    :root { --page-gutter: 24px; }
}
@media (min-width: 1400px) {
    :root { --page-gutter: 32px; }
}