/* ==========================================================================
   LogisticaHQ Brand Kit — brand-kit.css
   Enterprise Cloud WMS Identity System
   ========================================================================== */

/* --------------------------------------------------------------------------
   Page-scoped Design Tokens
   -------------------------------------------------------------------------- */
.bk-page {
    --bk-primary:          #0A5FAD;
    --bk-primary-dark:     #063D6E;
    --bk-primary-light:    #4A9FE5;
    --bk-accent:           #FBAD48;
    --bk-accent-dark:      #D88920;
    --bk-teal:             #d0ff25;
    --bk-teal-dim:         rgba(208,255,37,0.18);
    --bk-navy:             #011c3a;
    --bk-success:          #2E7D32;
    --bk-error:            #C62828;
    --bk-surface:          #ffffff;
    --bk-surface-alt:      #f4f7fb;
    --bk-border:           #e2e8f0;
    --bk-text:             #1a1a1a;
    --bk-text-muted:       #64748b;
    --bk-card-radius:      16px;
    --bk-card-shadow:      0 4px 24px rgba(10,95,173,0.10);
    --bk-card-shadow-hover:0 20px 60px rgba(10,95,173,0.20);
    --bk-transition:       220ms cubic-bezier(0.4, 0, 0.2, 1);
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
    color: var(--bk-text);
    line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Hero — Full-viewport dark gradient with grid + glow overlays
   -------------------------------------------------------------------------- */
.bk-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(140deg, #011c3a 0%, #042d6b 50%, #063D6E 100%);
    overflow: hidden;
    padding: 140px 0 100px;
}

/* Animated grid overlay */
.bk-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    width: 150%;
    height: 150%;
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: bk-grid-drift 25s linear infinite;
    will-change: transform;
    pointer-events: none;
    z-index: 0;
}

/* Ambient glow blobs */
.bk-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 900px 500px at 70% 50%, rgba(10,95,173,0.25) 0%, transparent 70%),
        radial-gradient(ellipse 400px 400px at 15% 80%, rgba(208,255,37,0.08) 0%, transparent 65%),
        radial-gradient(ellipse 300px 300px at 85% 15%, rgba(251,173,72,0.06) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

@keyframes bk-grid-drift {
    0%   { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(60px, 60px, 0); }
}

.bk-hero .container {
    position: relative;
    z-index: 2;
}

/* Hero two-column layout */
.bk-hero-left {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.25rem;
}

.bk-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(208,255,37,0.12);
    border: 1px solid rgba(208,255,37,0.30);
    color: #d0ff25;
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 0.45rem 1rem;
    border-radius: 100px;
    width: fit-content;
}

.bk-hero-eyebrow i {
    font-size: 0.75rem;
}

.bk-hero h1 {
    font-size: clamp(2.5rem, 4vw + 1rem, 4.25rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: #ffffff;
    margin: 0;
}

.bk-hero h1 .highlight {
    background: linear-gradient(135deg, #FBAD48 0%, #d0ff25 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bk-hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255,255,255,0.72);
    max-width: 520px;
    margin: 0;
    line-height: 1.65;
}

/* Hero CTA buttons */
.bk-hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 0.875rem;
    margin-top: 0.5rem;
}

.bk-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #0A5FAD, #063D6E);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.9375rem;
    padding: 0.75rem 1.75rem;
    border-radius: 10px;
    border: 1.5px solid rgba(74,159,229,0.4);
    text-decoration: none;
    transition: all var(--bk-transition);
    box-shadow: 0 4px 20px rgba(10,95,173,0.35);
}

.bk-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(10,95,173,0.50);
    color: #ffffff;
    border-color: rgba(74,159,229,0.7);
}

.bk-btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: rgba(255,255,255,0.85);
    font-weight: 600;
    font-size: 0.9375rem;
    padding: 0.75rem 1.75rem;
    border-radius: 10px;
    border: 1.5px solid rgba(255,255,255,0.25);
    text-decoration: none;
    transition: all var(--bk-transition);
}

.bk-btn-outline:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.50);
    color: #ffffff;
    transform: translateY(-2px);
}

/* Hero stat pills */
.bk-hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
    margin-top: 0.75rem;
}

.bk-hero-stat-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.14);
    backdrop-filter: blur(8px);
    color: rgba(255,255,255,0.85);
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 0.4rem 0.9rem;
    border-radius: 100px;
    transition: all var(--bk-transition);
}

.bk-hero-stat-pill i {
    color: #d0ff25;
    font-size: 0.75rem;
}

.bk-hero-stat-pill:hover {
    background: rgba(255,255,255,0.12);
    border-color: rgba(208,255,37,0.30);
}

/* Hero right — floating logo card */
.bk-hero-right {
    display: flex;
    align-items: center;
    justify-content: center;
}

.bk-logo-hero-card {
    background: rgba(255,255,255,0.96);
    border-radius: 24px;
    padding: 3.5rem 3rem;
    text-align: center;
    box-shadow:
        0 0 0 1px rgba(255,255,255,0.15),
        0 40px 100px rgba(0,0,0,0.40),
        0 0 80px rgba(208,255,37,0.10);
    animation: bk-float 6s ease-in-out infinite;
    position: relative;
    max-width: 400px;
    width: 100%;
}

.bk-logo-hero-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 25px;
    background: linear-gradient(135deg, rgba(208,255,37,0.3), rgba(10,95,173,0.2), rgba(251,173,72,0.2));
    z-index: -1;
}

@keyframes bk-float {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-14px); }
}

.bk-logo-hero-card img {
    max-width: 240px;
    height: auto;
    margin-bottom: 1.5rem;
}

.bk-logo-hero-card-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #64748b;
    margin-bottom: 0.75rem;
}

.bk-logo-hero-card-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--bk-primary);
    margin-bottom: 0.25rem;
}

.bk-logo-hero-card-desc {
    font-size: 0.8125rem;
    color: #94a3b8;
}

/* --------------------------------------------------------------------------
   Sticky Brand Kit Nav
   -------------------------------------------------------------------------- */
.bk-subnav-wrap {
    position: sticky;
    top: 0;
    z-index: 90;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-bottom: 1px solid rgba(10,95,173,0.10);
    box-shadow: 0 2px 16px rgba(10,95,173,0.06);
    padding: 0.75rem 0;
    transition: background var(--bk-transition);
}

[data-theme="dark"] .bk-subnav-wrap {
    background: rgba(15,23,42,0.88);
    border-bottom-color: rgba(255,255,255,0.08);
}

.bk-subnav {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    flex-wrap: wrap;
}

.bk-subnav-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--bk-text-muted);
    margin-right: 0.75rem;
    white-space: nowrap;
}

.bk-subnav-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--bk-text-muted);
    padding: 0.45rem 1.1rem;
    border-radius: 100px;
    border: 1.5px solid transparent;
    text-decoration: none;
    transition: all var(--bk-transition);
    white-space: nowrap;
}

.bk-subnav-pill:hover,
.bk-subnav-pill.active {
    background: rgba(10,95,173,0.08);
    border-color: rgba(10,95,173,0.20);
    color: var(--bk-primary);
}

.bk-subnav-pill.active {
    background: var(--bk-primary);
    border-color: var(--bk-primary);
    color: #ffffff;
}

.bk-subnav-pill i {
    font-size: 0.75rem;
}

/* --------------------------------------------------------------------------
   Shared Section Styles
   -------------------------------------------------------------------------- */
.bk-section {
    padding: 100px 0;
}

.bk-section-alt {
    background: var(--bk-surface-alt);
}

.bk-section-dark {
    background: linear-gradient(140deg, #011c3a 0%, #042d6b 100%);
    color: #ffffff;
}

.bk-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(10,95,173,0.08);
    border: 1px solid rgba(10,95,173,0.18);
    color: var(--bk-primary);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 0.4rem 1rem;
    border-radius: 100px;
    margin-bottom: 1rem;
    width: fit-content;
}

.bk-section-dark .bk-eyebrow {
    background: rgba(208,255,37,0.10);
    border-color: rgba(208,255,37,0.25);
    color: #d0ff25;
}

.bk-section-title {
    font-size: clamp(1.875rem, 3vw + 0.5rem, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--bk-text);
    margin-bottom: 1rem;
}

.bk-section-dark .bk-section-title {
    color: #ffffff;
}

.bk-section-subtitle {
    font-size: 1.0625rem;
    color: var(--bk-text-muted);
    max-width: 560px;
    line-height: 1.65;
}

.bk-section-dark .bk-section-subtitle {
    color: rgba(255,255,255,0.65);
}

/* Divider accent line */
.bk-title-accent {
    display: block;
    width: 48px;
    height: 4px;
    background: linear-gradient(90deg, var(--bk-primary), var(--bk-accent));
    border-radius: 4px;
    margin: 1rem 0 1.5rem;
}

.bk-section-dark .bk-title-accent {
    background: linear-gradient(90deg, #d0ff25, #FBAD48);
}

/* --------------------------------------------------------------------------
   About Section — Brand Pillars
   -------------------------------------------------------------------------- */
.bk-about-text {
    font-size: 1.0625rem;
    color: var(--bk-text-muted);
    line-height: 1.75;
    margin-bottom: 1.25rem;
}

.bk-about-text strong {
    color: var(--bk-primary);
    font-weight: 700;
}

.bk-pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.bk-pillar-card {
    background: var(--bk-surface);
    border: 1.5px solid var(--bk-border);
    border-radius: var(--bk-card-radius);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all var(--bk-transition);
    position: relative;
    overflow: hidden;
}

.bk-pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--bk-primary), var(--bk-accent));
    opacity: 0;
    transition: opacity var(--bk-transition);
}

.bk-pillar-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--bk-card-shadow-hover);
    border-color: var(--bk-primary-light);
}

.bk-pillar-card:hover::before {
    opacity: 1;
}

.bk-pillar-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(10,95,173,0.09), rgba(251,173,72,0.09));
    color: var(--bk-primary);
    font-size: 1.75rem;
    margin: 0 auto 1.25rem;
}

.bk-pillar-title {
    font-size: 1.125rem;
    font-weight: 800;
    color: var(--bk-text);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.bk-pillar-desc {
    font-size: 0.9rem;
    color: var(--bk-text-muted);
    line-height: 1.6;
    margin: 0;
}

/* --------------------------------------------------------------------------
   Logo Section
   -------------------------------------------------------------------------- */
.bk-logo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.bk-logo-card {
    border-radius: var(--bk-card-radius);
    border: 1.5px solid var(--bk-border);
    overflow: hidden;
    background: var(--bk-surface);
    transition: all var(--bk-transition);
    box-shadow: var(--bk-card-shadow);
}

.bk-logo-card:hover {
    box-shadow: var(--bk-card-shadow-hover);
    transform: translateY(-4px);
    border-color: rgba(10,95,173,0.30);
}

/* Logo preview area with checkered background by default */
.bk-logo-preview {
    position: relative;
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 2rem;
    transition: background var(--bk-transition);
}

/* Checkered pattern for transparency preview */
.bk-logo-preview.bg-transparent-check {
    background-color: #e8e8e8;
    background-image:
        linear-gradient(45deg, #c8c8c8 25%, transparent 25%),
        linear-gradient(-45deg, #c8c8c8 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #c8c8c8 75%),
        linear-gradient(-45deg, transparent 75%, #c8c8c8 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

.bk-logo-preview.bg-white {
    background: #ffffff;
}

.bk-logo-preview.bg-dark {
    background: #011c3a;
}

.bk-logo-preview.bg-blue {
    background: linear-gradient(135deg, #0A5FAD 0%, #063D6E 100%);
}

.bk-logo-preview img {
    max-width: 200px;
    max-height: 100px;
    height: auto;
    object-fit: contain;
    transition: all var(--bk-transition);
    user-select: none;
}

/* Logo toggle controls */
.bk-logo-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
}

.bk-bg-toggle {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all var(--bk-transition);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    flex-shrink: 0;
}

.bk-bg-toggle:hover {
    transform: scale(1.15);
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

.bk-bg-toggle.white  { background: #ffffff; border-color: #d1d5db; }
.bk-bg-toggle.dark   { background: #011c3a; border-color: rgba(255,255,255,0.3); }
.bk-bg-toggle.blue   { background: #0A5FAD; border-color: rgba(255,255,255,0.4); }
.bk-bg-toggle.check  { background: linear-gradient(135deg, #c8c8c8 50%, #e8e8e8 50%); border-color: #d1d5db; }

/* Logo card footer */
.bk-logo-card-footer {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--bk-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.bk-logo-card-info h4 {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--bk-text);
    margin: 0 0 0.25rem;
}

.bk-logo-card-info p {
    font-size: 0.8125rem;
    color: var(--bk-text-muted);
    margin: 0;
}

.bk-format-badges {
    display: flex;
    gap: 0.375rem;
    flex-wrap: wrap;
}

.bk-format-badge {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.25rem 0.625rem;
    border-radius: 6px;
    background: rgba(10,95,173,0.08);
    color: var(--bk-primary);
    border: 1px solid rgba(10,95,173,0.16);
}

.bk-format-badge.svg  { background: rgba(10,95,173,0.08); color: #0A5FAD; border-color: rgba(10,95,173,0.2); }
.bk-format-badge.png  { background: rgba(46,125,50,0.08); color: #2E7D32; border-color: rgba(46,125,50,0.2); }
.bk-format-badge.webp { background: rgba(208,255,37,0.15); color: #5a6500; border-color: rgba(208,255,37,0.4); }
.bk-format-badge.eps  { background: rgba(198,40,40,0.08); color: #C62828; border-color: rgba(198,40,40,0.2); }

.bk-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--bk-primary);
    color: #ffffff;
    font-size: 0.8125rem;
    font-weight: 700;
    padding: 0.5rem 1.125rem;
    border-radius: 8px;
    text-decoration: none;
    transition: all var(--bk-transition);
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.bk-download-btn:hover {
    background: var(--bk-primary-dark);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(10,95,173,0.30);
}

/* Logo usage rules strip */
.bk-logo-rules {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 3rem;
    padding: 2rem;
    background: rgba(10,95,173,0.04);
    border: 1px solid rgba(10,95,173,0.10);
    border-radius: var(--bk-card-radius);
}

.bk-logo-rule {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    flex: 1;
    min-width: 200px;
}

.bk-logo-rule-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.bk-logo-rule-icon.ok   { background: rgba(46,125,50,0.12); color: #2E7D32; }
.bk-logo-rule-icon.warn { background: rgba(198,40,40,0.10); color: #C62828; }

.bk-logo-rule-text {
    font-size: 0.875rem;
    color: var(--bk-text-muted);
    line-height: 1.5;
}

.bk-logo-rule-text strong {
    display: block;
    font-weight: 700;
    color: var(--bk-text);
    margin-bottom: 0.2rem;
    font-size: 0.9rem;
}

/* --------------------------------------------------------------------------
   Color Section
   -------------------------------------------------------------------------- */
.bk-color-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.bk-color-card {
    border-radius: var(--bk-card-radius);
    overflow: hidden;
    border: 1.5px solid var(--bk-border);
    background: var(--bk-surface);
    box-shadow: var(--bk-card-shadow);
    transition: all var(--bk-transition);
    cursor: pointer;
}

.bk-color-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--bk-card-shadow-hover);
}

.bk-color-swatch {
    height: 160px;
    position: relative;
    display: flex;
    align-items: flex-end;
    padding: 1rem;
    transition: filter var(--bk-transition);
}

.bk-color-swatch-inner {
    position: absolute;
    inset: 0;
    background: inherit;
}

.bk-color-copy-hint {
    position: relative;
    z-index: 1;
    font-size: 0.75rem;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    display: flex;
    align-items: center;
    gap: 0.375rem;
    opacity: 0;
    transform: translateY(4px);
    transition: all var(--bk-transition);
}

.bk-color-card:hover .bk-color-copy-hint {
    opacity: 1;
    transform: translateY(0);
}

.bk-color-info {
    padding: 1.25rem;
}

.bk-color-name {
    font-size: 0.9375rem;
    font-weight: 800;
    color: var(--bk-text);
    margin: 0 0 0.25rem;
    letter-spacing: -0.01em;
}

.bk-color-role {
    font-size: 0.8rem;
    color: var(--bk-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.875rem;
}

.bk-color-values {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.bk-color-value-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8125rem;
}

.bk-color-value-label {
    font-weight: 700;
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--bk-text-muted);
    width: 40px;
    flex-shrink: 0;
}

.bk-color-value-code {
    font-family: 'Cascadia Code', 'Fira Code', 'Courier New', monospace;
    font-size: 0.8125rem;
    color: var(--bk-text);
    font-weight: 500;
    background: var(--bk-surface-alt);
    padding: 0.2rem 0.5rem;
    border-radius: 5px;
    border: 1px solid var(--bk-border);
    cursor: pointer;
    transition: all var(--bk-transition);
    flex: 1;
    text-align: center;
}

.bk-color-value-code:hover {
    background: rgba(10,95,173,0.08);
    border-color: rgba(10,95,173,0.25);
    color: var(--bk-primary);
}

.bk-color-copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin-left: 0.5rem;
    background: transparent;
    border: none;
    color: var(--bk-primary);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    transition: all var(--bk-transition);
    white-space: nowrap;
}

.bk-color-copy-btn:hover {
    background: rgba(10,95,173,0.08);
}

.bk-color-copy-btn.copied {
    color: var(--bk-success);
}

/* Color palette usage strip */
.bk-palette-strip {
    height: 12px;
    border-radius: 100px;
    background: linear-gradient(90deg,
        #0A5FAD 0% 30%,
        #063D6E 30% 50%,
        #4A9FE5 50% 65%,
        #FBAD48 65% 80%,
        #d0ff25 80% 100%
    );
    margin: 2.5rem 0 0.75rem;
    box-shadow: 0 4px 16px rgba(10,95,173,0.15);
}

/* --------------------------------------------------------------------------
   Typography Section
   -------------------------------------------------------------------------- */
.bk-type-showcase {
    margin-top: 2.5rem;
}

.bk-type-family {
    background: var(--bk-surface);
    border: 1.5px solid var(--bk-border);
    border-radius: var(--bk-card-radius);
    overflow: hidden;
    margin-bottom: 2rem;
    box-shadow: var(--bk-card-shadow);
}

.bk-type-family-header {
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, rgba(10,95,173,0.04), rgba(251,173,72,0.04));
    border-bottom: 1px solid var(--bk-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.bk-type-family-name {
    font-size: 1.0625rem;
    font-weight: 800;
    color: var(--bk-text);
    margin: 0;
}

.bk-type-family-meta {
    font-size: 0.8125rem;
    color: var(--bk-text-muted);
    margin: 0.25rem 0 0;
}

.bk-type-role-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.3rem 0.75rem;
    border-radius: 100px;
    background: rgba(10,95,173,0.08);
    color: var(--bk-primary);
    border: 1px solid rgba(10,95,173,0.16);
}

.bk-type-weights {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.bk-type-weight-row {
    display: flex;
    align-items: baseline;
    gap: 2rem;
    padding: 0.875rem 0;
    border-bottom: 1px solid var(--bk-border);
}

.bk-type-weight-row:last-child {
    border-bottom: none;
}

.bk-type-weight-meta {
    min-width: 140px;
    flex-shrink: 0;
}

.bk-type-weight-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--bk-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.bk-type-weight-num {
    font-size: 0.75rem;
    color: var(--bk-text-muted);
    font-family: monospace;
    background: var(--bk-surface-alt);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    margin-top: 0.25rem;
    display: inline-block;
}

.bk-type-specimen {
    font-size: 1.25rem;
    line-height: 1.3;
    color: var(--bk-text);
    flex: 1;
}

.bk-type-scale {
    margin-top: 2.5rem;
}

.bk-type-scale-title {
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--bk-text-muted);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--bk-border);
}

.bk-type-scale-row {
    display: flex;
    align-items: baseline;
    gap: 1.5rem;
    padding: 0.75rem 0;
    border-bottom: 1px dashed var(--bk-border);
}

.bk-type-scale-row:last-child {
    border-bottom: none;
}

.bk-type-scale-meta {
    min-width: 120px;
    flex-shrink: 0;
}

.bk-type-scale-size {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--bk-text-muted);
    font-family: monospace;
    background: var(--bk-surface-alt);
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
}

.bk-type-scale-usage {
    font-size: 0.75rem;
    color: var(--bk-text-muted);
    margin-top: 0.2rem;
}

/* --------------------------------------------------------------------------
   Do / Don't Guidelines
   -------------------------------------------------------------------------- */
.bk-guidelines-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.bk-guideline-card {
    border-radius: var(--bk-card-radius);
    overflow: hidden;
    border: 1.5px solid var(--bk-border);
    background: var(--bk-surface);
    box-shadow: var(--bk-card-shadow);
    transition: all var(--bk-transition);
}

.bk-guideline-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--bk-card-shadow-hover);
}

.bk-guideline-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.bk-guideline-header.do {
    background: rgba(46,125,50,0.07);
    border-bottom: 2px solid rgba(46,125,50,0.20);
    color: #1b5e20;
}

.bk-guideline-header.dont {
    background: rgba(198,40,40,0.06);
    border-bottom: 2px solid rgba(198,40,40,0.18);
    color: #b71c1c;
}

.bk-guideline-header i {
    font-size: 1rem;
}

.bk-guideline-body {
    padding: 1.5rem;
}

.bk-guideline-example {
    min-height: 80px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
    margin-bottom: 1rem;
    font-size: 0.9375rem;
    font-weight: 600;
    text-align: center;
}

.bk-guideline-example.do {
    background: rgba(46,125,50,0.06);
    border: 1.5px dashed rgba(46,125,50,0.25);
    color: #1b5e20;
}

.bk-guideline-example.dont {
    background: rgba(198,40,40,0.05);
    border: 1.5px dashed rgba(198,40,40,0.22);
    color: #b71c1c;
}

.bk-guideline-desc {
    font-size: 0.875rem;
    color: var(--bk-text-muted);
    line-height: 1.6;
    margin: 0;
}

/* --------------------------------------------------------------------------
   Download CTA Section
   -------------------------------------------------------------------------- */
.bk-cta-section {
    padding: 100px 0;
    background: linear-gradient(140deg, #011c3a 0%, #042d6b 60%, #063D6E 100%);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.bk-cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 800px 400px at 50% 50%, rgba(10,95,173,0.30) 0%, transparent 70%),
        radial-gradient(ellipse 300px 300px at 10% 90%, rgba(208,255,37,0.07) 0%, transparent 60%);
    pointer-events: none;
}

.bk-cta-section .container {
    position: relative;
    z-index: 1;
}

.bk-cta-eyebrow {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #d0ff25;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.bk-cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: #ffffff;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 1.25rem;
}

.bk-cta-subtitle {
    font-size: 1.0625rem;
    color: rgba(255,255,255,0.68);
    max-width: 520px;
    margin: 0 auto 2.5rem;
    line-height: 1.65;
}

.bk-cta-btn-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.bk-btn-download {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    background: #d0ff25;
    color: #011c3a;
    font-weight: 800;
    font-size: 1rem;
    padding: 0.875rem 2.25rem;
    border-radius: 12px;
    text-decoration: none;
    transition: all var(--bk-transition);
    box-shadow: 0 4px 24px rgba(208,255,37,0.30);
    border: none;
    cursor: pointer;
}

.bk-btn-download:hover {
    background: #e8ff5a;
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(208,255,37,0.45);
    color: #011c3a;
}

.bk-btn-contact {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    background: transparent;
    color: rgba(255,255,255,0.85);
    font-weight: 700;
    font-size: 1rem;
    padding: 0.875rem 2.25rem;
    border-radius: 12px;
    text-decoration: none;
    transition: all var(--bk-transition);
    border: 1.5px solid rgba(255,255,255,0.25);
}

.bk-btn-contact:hover {
    background: rgba(255,255,255,0.09);
    border-color: rgba(255,255,255,0.50);
    color: #ffffff;
    transform: translateY(-2px);
}

/* Toast notification for copy feedback */
.bk-toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--bk-primary);
    color: #ffffff;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(10,95,173,0.35);
    transform: translateY(calc(100% + 2rem));
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    pointer-events: none;
}

.bk-toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* --------------------------------------------------------------------------
   Dark Theme Overrides
   -------------------------------------------------------------------------- */
[data-theme="dark"] .bk-page {
    --bk-surface:     #1e293b;
    --bk-surface-alt: #0f172a;
    --bk-border:      #334155;
    --bk-text:        #f1f5f9;
    --bk-text-muted:  #94a3b8;
    --bk-card-shadow: 0 4px 24px rgba(0,0,0,0.30);
    --bk-card-shadow-hover: 0 20px 60px rgba(0,0,0,0.45);
}

[data-theme="dark"] .bk-subnav-wrap {
    background: rgba(15,23,42,0.88);
    border-bottom-color: rgba(255,255,255,0.06);
}

[data-theme="dark"] .bk-pillar-card {
    background: #1e293b;
    border-color: #334155;
}

[data-theme="dark"] .bk-logo-card,
[data-theme="dark"] .bk-color-card,
[data-theme="dark"] .bk-guideline-card,
[data-theme="dark"] .bk-type-family {
    background: #1e293b;
    border-color: #334155;
}

[data-theme="dark"] .bk-logo-card-footer {
    border-top-color: #334155;
}

[data-theme="dark"] .bk-color-value-code {
    background: #0f172a;
    border-color: #334155;
    color: #e2e8f0;
}

[data-theme="dark"] .bk-type-weight-row {
    border-bottom-color: #334155;
}

[data-theme="dark"] .bk-type-scale-row {
    border-bottom-color: rgba(51,65,85,0.5);
}

[data-theme="dark"] .bk-guideline-example.do {
    background: rgba(46,125,50,0.12);
}

[data-theme="dark"] .bk-guideline-example.dont {
    background: rgba(198,40,40,0.10);
}

[data-theme="dark"] .bk-logo-rules {
    background: rgba(255,255,255,0.03);
    border-color: rgba(255,255,255,0.08);
}

[data-theme="dark"] .bk-section-alt {
    background: #0f172a;
}

[data-theme="dark"] .bk-eyebrow {
    background: rgba(74,159,229,0.12);
    border-color: rgba(74,159,229,0.25);
    color: var(--bk-primary-light);
}

[data-theme="dark"] .bk-type-family-header {
    background: rgba(255,255,255,0.03);
}

[data-theme="dark"] .bk-about-text strong {
    color: var(--bk-primary-light);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 991.98px) {
    .bk-hero {
        min-height: auto;
        padding: 120px 0 80px;
    }
    .bk-hero-right {
        margin-top: 3rem;
    }
    .bk-logo-hero-card {
        animation: none;
    }
    .bk-pillars {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767.98px) {
    .bk-hero h1 {
        font-size: clamp(2rem, 8vw, 2.75rem);
    }
    .bk-section {
        padding: 70px 0;
    }
    .bk-cta-section {
        padding: 70px 0;
    }
    .bk-pillars {
        grid-template-columns: 1fr;
    }
    .bk-color-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .bk-subnav {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 0.25rem;
    }
    .bk-subnav-label {
        display: none;
    }
    .bk-type-weight-row {
        flex-direction: column;
        gap: 0.5rem;
    }
    .bk-type-weight-meta {
        min-width: unset;
    }
    .bk-type-scale-row {
        flex-direction: column;
        gap: 0.25rem;
    }
    .bk-type-scale-meta {
        min-width: unset;
    }
    .bk-logo-rules {
        flex-direction: column;
    }
    .bk-hero-ctas {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 575.98px) {
    .bk-color-grid {
        grid-template-columns: 1fr;
    }
    .bk-logo-grid {
        grid-template-columns: 1fr;
    }
    .bk-guidelines-grid {
        grid-template-columns: 1fr;
    }
    .bk-logo-hero-card {
        padding: 2.5rem 1.75rem;
        max-width: 320px;
    }
}

/* --------------------------------------------------------------------------
   Scroll behavior & reduced motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .bk-hero::before,
    .bk-logo-hero-card {
        animation: none !important;
    }
    * {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}

html {
    scroll-behavior: smooth;
}