/* =====================================================================
   Berikode - token desain & komponen bersama
   Warna tinta diambil dari logo (#332C2B), dipasangkan dengan aksen biru.
   ===================================================================== */

:root {
    /* Tinta & netral hangat */
    --bk-ink:        #241F1E;
    --bk-ink-2:      #4A4340;
    --bk-muted:      #6E6764;
    --bk-dim:        #9A928E;
    --bk-line:       #E6E1DE;
    --bk-line-soft:  #F0ECEA;
    --bk-surface:    #FFFFFF;
    --bk-bg:         #FAF8F7;
    --bk-bg-2:       #F4F1EF;

    /* Aksen */
    --bk-accent:      #2B59FF;
    --bk-accent-dark: #1D3FC4;
    --bk-accent-soft: rgba(43, 89, 255, .10);

    /* Aksen kedua: hijau limau, mengikuti warna pada ilustrasi hero
       (headphone, lampu meja, sorotan layar) agar gambar tidak terlihat
       terpisah dari halamannya. */
    --bk-lime:       #7CC00A;
    --bk-lime-dark:  #5F9407;
    --bk-lime-soft:  rgba(124, 192, 10, .14);

    /* Status */
    --bk-success: #16A34A;
    --bk-warning: #D97706;
    --bk-danger:  #DC2626;
    --bk-info:    #0891B2;

    --bk-radius:    12px;
    --bk-radius-sm: 8px;
    --bk-shadow:    0 1px 2px rgba(36, 31, 30, .06), 0 8px 24px rgba(36, 31, 30, .06);
    --bk-shadow-lg: 0 20px 50px rgba(36, 31, 30, .14);

    --bk-font: 'Inter', -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bk-bg);
    color: var(--bk-ink);
    font-family: var(--bk-font);
    font-size: 15px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--bk-accent); text-decoration: none; }
a:hover { color: var(--bk-accent-dark); }

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 .5em;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -.02em;
    color: var(--bk-ink);
}

code, .bk-mono {
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
    font-size: .88em;
}

code {
    padding: .12em .38em;
    border-radius: 4px;
    background: var(--bk-bg-2);
    color: var(--bk-ink-2);
}

img { max-width: 100%; }
::selection { background: var(--bk-accent); color: #fff; }

.bk-muted { color: var(--bk-muted); }
.bk-dim   { color: var(--bk-dim); }
.bk-small { font-size: .85rem; }
.bk-nowrap { white-space: nowrap; }
.bk-right { text-align: right; }
.bk-center { text-align: center; }

.bk-container { width: min(1180px, calc(100% - 3rem)); margin: 0 auto; }

/* ---------------------------------------------------------------------
   Eyebrow & judul bagian
   --------------------------------------------------------------------- */
.bk-eyebrow {
    display: inline-block;
    margin-bottom: .6rem;
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--bk-accent);
}

/* ---------------------------------------------------------------------
   Tombol
   --------------------------------------------------------------------- */
.bk-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    padding: .62rem 1.15rem;
    border: 1px solid transparent;
    border-radius: var(--bk-radius-sm);
    background: var(--bk-accent);
    color: #fff;
    font-family: inherit;
    font-size: .92rem;
    font-weight: 600;
    line-height: 1.4;
    cursor: pointer;
    transition: background .15s ease, border-color .15s ease, color .15s ease, box-shadow .15s ease;
}

.bk-btn:hover { background: var(--bk-accent-dark); color: #fff; }
.bk-btn:focus-visible { outline: 2px solid var(--bk-accent); outline-offset: 2px; }
.bk-btn:disabled, .bk-btn.is-disabled { opacity: .55; cursor: not-allowed; }

.bk-btn-outline {
    background: transparent;
    border-color: var(--bk-line);
    color: var(--bk-ink);
}

.bk-btn-outline:hover { background: var(--bk-bg-2); border-color: var(--bk-dim); color: var(--bk-ink); }

.bk-btn-ink { background: var(--bk-ink); }
.bk-btn-ink:hover { background: #0F0C0B; }

.bk-btn-danger { background: var(--bk-danger); }
.bk-btn-danger:hover { background: #B91C1C; }

.bk-btn-success { background: var(--bk-success); }
.bk-btn-success:hover { background: #15803D; }

.bk-btn-ghost { background: transparent; color: var(--bk-ink-2); }
.bk-btn-ghost:hover { background: var(--bk-bg-2); color: var(--bk-ink); }

.bk-btn-sm { padding: .38rem .75rem; font-size: .84rem; }
.bk-btn-lg { padding: .82rem 1.6rem; font-size: 1rem; }
.bk-btn-block { width: 100%; }

/* ---------------------------------------------------------------------
   Lencana
   --------------------------------------------------------------------- */
.bk-badge {
    display: inline-block;
    padding: .16rem .55rem;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 600;
    line-height: 1.5;
    white-space: nowrap;
}

.bk-badge-secondary { background: var(--bk-bg-2); color: var(--bk-muted); border-color: var(--bk-line); }
.bk-badge-success   { background: rgba(22,163,74,.10);  color: #15803D; border-color: rgba(22,163,74,.24); }
.bk-badge-warning   { background: rgba(217,119,6,.10);  color: #B45309; border-color: rgba(217,119,6,.24); }
.bk-badge-danger    { background: rgba(220,38,38,.10);  color: #B91C1C; border-color: rgba(220,38,38,.24); }
.bk-badge-info      { background: rgba(8,145,178,.10);  color: #0E7490; border-color: rgba(8,145,178,.24); }
.bk-badge-accent    { background: var(--bk-accent-soft); color: var(--bk-accent-dark); border-color: rgba(43,89,255,.22); }
.bk-badge-dark      { background: rgba(36,31,30,.08);   color: var(--bk-ink-2); border-color: rgba(36,31,30,.16); }

/* ---------------------------------------------------------------------
   Chip / tag
   --------------------------------------------------------------------- */
.bk-chips { display: flex; flex-wrap: wrap; gap: .35rem; }

.bk-chip {
    display: inline-block;
    padding: .2rem .6rem;
    border: 1px solid var(--bk-line);
    border-radius: 999px;
    background: var(--bk-surface);
    color: var(--bk-muted);
    font-size: .78rem;
}

a.bk-chip:hover { border-color: var(--bk-accent); color: var(--bk-accent); }
a.bk-chip.is-active { background: var(--bk-ink); border-color: var(--bk-ink); color: #fff; }

/* ---------------------------------------------------------------------
   Formulir
   --------------------------------------------------------------------- */
.bk-label {
    display: block;
    margin-bottom: .32rem;
    font-size: .84rem;
    font-weight: 600;
    color: var(--bk-ink-2);
}

.bk-label .bk-req { color: var(--bk-danger); }

.bk-input, .bk-select, .bk-textarea {
    width: 100%;
    padding: .58rem .8rem;
    border: 1px solid var(--bk-line);
    border-radius: var(--bk-radius-sm);
    background: var(--bk-surface);
    color: var(--bk-ink);
    font-family: inherit;
    font-size: .92rem;
    transition: border-color .15s ease, box-shadow .15s ease;
}

.bk-input:focus, .bk-select:focus, .bk-textarea:focus {
    outline: none;
    border-color: var(--bk-accent);
    box-shadow: 0 0 0 3px var(--bk-accent-soft);
}

.bk-input::placeholder, .bk-textarea::placeholder { color: var(--bk-dim); }
.bk-input:disabled, .bk-select:disabled, .bk-textarea:disabled { background: var(--bk-bg-2); color: var(--bk-muted); }

.bk-field { margin-bottom: 1rem; }
.bk-hint { display: block; margin-top: .28rem; font-size: .78rem; color: var(--bk-dim); }
.bk-error { display: block; margin-top: .28rem; font-size: .8rem; color: var(--bk-danger); }

.bk-check { display: flex; align-items: flex-start; gap: .5rem; font-size: .9rem; cursor: pointer; }
.bk-check input { margin-top: .3rem; accent-color: var(--bk-accent); }

/* Kisi formulir 12 kolom */
.bk-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 0 1rem; }
.bk-col-12 { grid-column: span 12; }
.bk-col-9  { grid-column: span 9; }
.bk-col-8  { grid-column: span 8; }
.bk-col-6  { grid-column: span 6; }
.bk-col-4  { grid-column: span 4; }
.bk-col-3  { grid-column: span 3; }
.bk-col-2  { grid-column: span 2; }

/* ---------------------------------------------------------------------
   Notifikasi
   --------------------------------------------------------------------- */
.bk-alert {
    display: flex;
    align-items: flex-start;
    gap: .65rem;
    padding: .8rem 1rem;
    margin-bottom: 1.1rem;
    border: 1px solid var(--bk-line);
    border-left-width: 3px;
    border-radius: var(--bk-radius-sm);
    background: var(--bk-surface);
    font-size: .9rem;
}

.bk-alert i { font-size: 1.05rem; line-height: 1.5; }
.bk-alert-success { border-left-color: var(--bk-success); }
.bk-alert-danger  { border-left-color: var(--bk-danger); }
.bk-alert-warning { border-left-color: var(--bk-warning); }
.bk-alert-info    { border-left-color: var(--bk-info); }

/* ---------------------------------------------------------------------
   Pagination
   --------------------------------------------------------------------- */
.bk-pager ul {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .3rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.bk-pager a, .bk-pager span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 .65rem;
    border: 1px solid var(--bk-line);
    border-radius: var(--bk-radius-sm);
    background: var(--bk-surface);
    color: var(--bk-ink-2);
    font-size: .88rem;
    font-weight: 500;
}

.bk-pager a:hover { border-color: var(--bk-accent); color: var(--bk-accent); }
.bk-pager .is-active { background: var(--bk-ink); border-color: var(--bk-ink); color: #fff; }
.bk-pager .is-disabled { opacity: .4; }
.bk-pager .bk-pager-gap { border: 0; background: none; min-width: 20px; padding: 0; }

/* ---------------------------------------------------------------------
   Keadaan kosong
   --------------------------------------------------------------------- */
.bk-empty {
    padding: 2.6rem 1.2rem;
    border: 1px dashed var(--bk-line);
    border-radius: var(--bk-radius);
    background: var(--bk-surface);
    color: var(--bk-muted);
    text-align: center;
}

.bk-empty i { display: block; margin-bottom: .5rem; font-size: 1.8rem; color: var(--bk-dim); }

/* ---------------------------------------------------------------------
   Halaman galat
   --------------------------------------------------------------------- */
.bk-errorpage {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    text-align: center;
}

.bk-errorpage-code {
    margin: 0;
    font-size: 5rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -.04em;
    color: var(--bk-accent);
}

@media (max-width: 720px) {
    .bk-container { width: calc(100% - 2rem); }
    .bk-grid > [class*="bk-col-"] { grid-column: span 12; }
}

/* ------------------------- Menu mengambang --------------------------- */
.bk-fab-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1049;
    background: rgba(20, 17, 16, .48);
    backdrop-filter: blur(2px);
    opacity: 0;
    transition: opacity .22s ease;
}

.bk-fab-backdrop.is-open { opacity: 1; }
.bk-fab-backdrop[hidden] { display: none; }

.bk-fab {
    display: none;
    position: fixed;
    right: 1rem;
    bottom: calc(1rem + env(safe-area-inset-bottom));
    z-index: 1050;
    flex-direction: column;
    align-items: flex-end;
}

.bk-fab-toggle {
    width: 54px;
    height: 54px;
    border: 0;
    border-radius: 50%;
    background: var(--bk-ink);
    color: #fff;
    font-size: 1.5rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 10px 26px rgba(36, 31, 30, .32);
    transition: transform .2s ease, background .2s ease;
}

.bk-fab-toggle:active { transform: scale(.94); }
.bk-fab.is-open .bk-fab-toggle { background: var(--bk-accent); }

.bk-fab-items {
    display: flex;
    flex-direction: column-reverse;
    align-items: flex-end;
    gap: .5rem;
    margin-bottom: .8rem;
    max-height: calc(100vh - 8rem);
    overflow-y: auto;
    padding: .2rem;
    scrollbar-width: none;
}

.bk-fab-items::-webkit-scrollbar { display: none; }
.bk-fab-items[hidden] { display: none; }

.bk-fab-item {
    display: flex;
    align-items: center;
    gap: .5rem;
    opacity: 0;
    transform: translateY(12px) scale(.88);
    transition: opacity .18s ease, transform .18s ease;
    transition-delay: calc(var(--urutan, 0) * 26ms);
}

.bk-fab.is-open .bk-fab-item { opacity: 1; transform: none; }

.bk-fab-label {
    padding: .3rem .65rem;
    border: 1px solid var(--bk-line);
    border-radius: var(--bk-radius-sm);
    background: var(--bk-surface);
    color: var(--bk-ink);
    font-size: .85rem;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: var(--bk-shadow);
}

.bk-fab-dot {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    border: 1px solid var(--bk-line);
    border-radius: 50%;
    background: var(--bk-surface);
    color: var(--bk-ink-2);
    font-size: 1.05rem;
    box-shadow: var(--bk-shadow);
}

.bk-fab-item.is-active .bk-fab-dot,
.bk-fab-item-cta .bk-fab-dot { background: var(--bk-accent); border-color: var(--bk-accent); color: #fff; }

body.bk-noscroll { overflow: hidden; }

/* Menu mengambang muncul menggantikan navigasi tetap pada layar sempit. */
@media (max-width: 980px) {
    .bk-fab { display: flex; }
    .bk-fab-backdrop { display: block; }
}