/* ==========================================================================
   KapturPro Design System & Typography Tokens
   Centralized CSS Variables: No Hard-coded Fonts or Font-sizes
   ========================================================================== */

:root {
    /* ── Unified Typography Tokens ── */
    --app-font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --app-font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

    /* Override Bootstrap 5 font variables across the board */
    --bs-font-sans-serif: var(--app-font);
    --bs-font-monospace: var(--app-font-mono);
    --bs-body-font-family: var(--app-font);
    --bs-code-color: #334155;

    /* ── Typography Scale Tokens ── */
    --font-size-kpi: 1.5rem;          /* 24px */
    --font-size-h1: 1.375rem;         /* 22px */
    --font-size-h2: 1.125rem;         /* 18px */
    --font-size-h3: 1rem;             /* 16px */
    --font-size-body: 0.84375rem;     /* 13.5px */
    --font-size-input: 0.84375rem;    /* 13.5px */
    --font-size-table: 0.8125rem;     /* 13px */
    --font-size-small: 0.75rem;       /* 12px */
    --font-size-micro: 0.71875rem;     /* 11.5px */
    --font-size-badge: 0.6875rem;     /* 11px */

    /* ── Icon Sizing Tokens ── */
    --icon-size-xs: 0.85rem;
    --icon-size-sm: 0.95rem;
    --icon-size-base: 1.15rem;
    --icon-size-lg: 1.5rem;
    --icon-size-hero: 2rem;

    /* ── Core Color Tokens (KapturPro) ── */
    --kp-primary: #1e40af;       /* Deep Industrial Indigo */
    --kp-primary-hover: #1d4ed8;
    --kp-primary-subtle: #eff6ff;
    --kp-surface: #f8fafc;
    --kp-border: #e2e8f0;
    --kp-dark: #0f172a;
    --kp-text-main: #1e293b;
    --kp-text-muted: #64748b;
    --kp-accent: #0284c7;
    --kp-success: #059669;
    --kp-danger: #dc2626;
    --kp-warning: #d97706;
    /* ── Simulator Tokens ── */
    --kp-simulator-screen-bg: #fefce8;   /* Pale Yellow Screen Background (Yellow-50) */
}

/* Force unified font-family on all elements */
html, body, button, input, optgroup, select, textarea, .btn, .table, .card, .badge, .dropdown-menu, .nav, .navbar, .breadcrumb, h1, h2, h3, h4, h5, h6 {
    font-family: var(--app-font) !important;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--app-font);
    font-size: var(--font-size-body);
    color: var(--kp-text-main);
    background-color: var(--kp-surface);
    letter-spacing: -0.01em;
}

/* Unified Headings */
h1, .h1 { font-size: var(--font-size-h1); font-weight: 700; letter-spacing: -0.025em; color: var(--kp-dark); }
h2, .h2 { font-size: var(--font-size-h2); font-weight: 700; letter-spacing: -0.02em; color: var(--kp-dark); }
h3, .h3 { font-size: var(--font-size-h3); font-weight: 600; letter-spacing: -0.015em; color: var(--kp-dark); }
h4, .h4 { font-size: var(--font-size-h3); font-weight: 600; letter-spacing: -0.015em; color: var(--kp-dark); }
h5, .h5 { font-size: 0.95rem; font-weight: 600; letter-spacing: -0.01em; color: var(--kp-dark); }
small, .small { font-size: var(--font-size-small); }

/* Unified Code & Monospace Slugs (Soft slate on gray, no hot pink) */
code {
    font-family: var(--app-font-mono) !important;
    font-size: 0.8rem !important;
    color: #334155 !important;
    background-color: #f1f5f9 !important;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    padding: 0.15rem 0.4rem;
    font-weight: 500;
    letter-spacing: 0;
}

pre {
    font-family: var(--app-font-mono) !important;
    font-size: 0.85rem;
}

/* Unified Table Headers & Rows */
.table thead th {
    font-size: 0.72rem !important;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600 !important;
    color: #64748b !important;
    background-color: #f8fafc !important;
    border-bottom: 1px solid #e2e8f0 !important;
    padding: 0.75rem 1rem !important;
}

.table tbody td {
    font-size: var(--font-size-body) !important;
    color: var(--kp-text-main) !important;
    padding: 0.85rem 1rem !important;
    vertical-align: middle;
    border-bottom: 1px solid #f1f5f9;
}

/* Unified Badges */
.badge {
    font-family: var(--app-font) !important;
    font-size: 0.72rem !important;
    font-weight: 600 !important;
    letter-spacing: 0.015em;
    padding: 0.32em 0.65em !important;
    border-radius: 6px !important;
}

/* Unified Buttons */
.btn {
    font-family: var(--app-font) !important;
    font-size: 0.84rem;
    font-weight: 500;
    border-radius: 8px;
    padding: 0.45rem 0.95rem;
    letter-spacing: -0.01em;
}

.btn-sm {
    font-size: 0.78rem;
    padding: 0.25rem 0.65rem;
    border-radius: 6px;
}

/* Unified Breadcrumb */
.breadcrumb {
    font-size: 0.78rem;
    margin-bottom: 0.25rem;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: #94a3b8;
    content: "/";
}

.breadcrumb-item a {
    color: #64748b;
    text-decoration: none;
}

.breadcrumb-item a:hover {
    color: var(--kp-primary);
}

.breadcrumb-item.active {
    color: var(--kp-dark);
    font-weight: 500;
}

/* --------------------------------------------------------------------------
   Tabler Thin Icon Sizing & Token-Driven Alignments
   -------------------------------------------------------------------------- */
.ti {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: -0.125em;
    font-size: var(--icon-size-base);
}

.ti-sm {
    font-size: var(--icon-size-sm);
}

.ti-lg {
    font-size: var(--icon-size-lg);
}

.ti-hero {
    font-size: var(--icon-size-hero);
}

/* --------------------------------------------------------------------------
   KapturPro Designer Canvas & Skin
   -------------------------------------------------------------------------- */
.kp-canvas-container {
    background: radial-gradient(#cbd5e1 1px, transparent 1px);
    background-size: 16px 16px;
    background-color: #f1f5f9;
}

.kp-device-chassis {
    width: 375px;
    min-height: 640px;
    border-radius: 36px;
    background: #0f172a;
    padding: 12px;
    box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.35), 0 0 0 1px #334155;
    position: relative;
}

.kp-device-screen {
    background: #fefce8;
    background: var(--kp-simulator-screen-bg, #fefce8);
    border-radius: 26px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 616px;
}

.kp-device-screen-body {
    background-color: #fefce8 !important;
    background-color: var(--kp-simulator-screen-bg, #fefce8) !important;
}

.kp-device-header {
    background-color: #0f172a;
    color: #94a3b8;
    padding: 6px 16px;
    font-size: var(--font-size-small);
    font-weight: 500;
}

.kp-device-appbar {
    background: linear-gradient(135deg, var(--kp-primary), #2563eb);
    color: #ffffff;
    padding: 10px 16px;
    font-weight: 600;
    font-size: var(--font-size-h3);
}

.kp-palette-btn {
    border: 1px solid var(--kp-border);
    background: #ffffff;
    color: var(--kp-text-main);
    font-weight: 500;
    font-size: var(--font-size-body);
    padding: 8px 12px;
    border-radius: 8px;
    line-height: 1.25;
    transition: all 0.15s ease-in-out;
}

.kp-palette-btn:hover {
    border-color: var(--kp-primary);
    background: var(--kp-primary-subtle);
    color: var(--kp-primary);
    transform: translateY(-1px);
}

.kp-field-card {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #ffffff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.07), 0 1px 2px rgba(0, 0, 0, 0.04);
    transition: all 0.15s ease-in-out;
}

.kp-field-card:hover {
    border-color: #cbd5e1;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.09), 0 1px 3px rgba(0, 0, 0, 0.05);
}

.kp-field-card.selected {
    border-color: var(--kp-primary);
    background: #eff6ff;
    box-shadow: 0 3px 8px rgba(30, 64, 175, 0.15), 0 0 0 2px rgba(30, 64, 175, 0.2);
}

.kp-pill-badge {
    font-size: var(--font-size-badge);
    font-weight: 600;
    letter-spacing: 0.025em;
    padding: 2px 8px;
    border-radius: 12px;
}

.kp-directive-text {
    font-size: var(--font-size-micro);
}