/* ============================================================
   Smart Personal Accounts — Design System v2
   ------------------------------------------------------------
   একটা ব্যক্তিগত হিসাবরক্ষণ অ্যাপের জন্য "বিশ্বাসযোগ্য, শান্ত, নির্ভুল"
   অনুভূতি তৈরি করাই লক্ষ্য — জেনেরিক Bootstrap ডিফল্ট থেকে সরে এসে
   একটা নিজস্ব পরিচয় (signature: রঙিন accent-bar যুক্ত "ledger card")।
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Lexend:wght@500;600;700&family=Inter:wght@400;500;600&family=Noto+Sans+Bengali:wght@400;500;600;700&display=swap');

:root {
    /* --- Radius / Shadow --- */
    --spa-radius: 0.9rem;
    --spa-radius-sm: 0.55rem;
    --spa-shadow: 0 1px 2px rgba(20, 22, 31, 0.04), 0 6px 20px -8px rgba(20, 22, 31, 0.08);
    --spa-shadow-hover: 0 2px 6px rgba(20, 22, 31, 0.06), 0 12px 28px -10px rgba(20, 22, 31, 0.12);

    /* --- Core palette --- */
    --spa-ink: #14161f;
    --spa-body-text: #454a5c;
    --spa-muted: #6d7285;
    --spa-bg: #f4f5fa;
    --spa-card-bg: #ffffff;
    --spa-border: #e7e9f1;

    /* --- Brand --- */
    --spa-primary: #4338ca;
    --spa-primary-hover: #362cae;
    --spa-primary-soft: #eef0ff;

    /* --- Semantic (আর্থিক অবস্থা বোঝাতে) --- */
    --spa-mint: #0d9488;
    --spa-mint-soft: #e3f5f3;
    --spa-coral: #e11d48;
    --spa-coral-soft: #fdecef;
    --spa-amber: #b45309;
    --spa-amber-soft: #fbf1e1;

    --spa-sidebar-bg: #14161f;
    --spa-sidebar-text: #aeb1c2;
    --spa-sidebar-active-bg: rgba(67, 56, 202, 0.18);
}

[data-bs-theme="dark"] {
    --spa-ink: #f1f2f6;
    --spa-body-text: #c7c9d6;
    --spa-muted: #9195a6;
    --spa-bg: #0d0e13;
    --spa-card-bg: #16181f;
    --spa-border: #262a35;
    --spa-primary-soft: rgba(67, 56, 202, 0.18);
    --spa-mint-soft: rgba(13, 148, 136, 0.16);
    --spa-coral-soft: rgba(225, 29, 72, 0.14);
    --spa-amber-soft: rgba(180, 83, 9, 0.16);
    --spa-sidebar-bg: #0a0b10;
    --spa-shadow: 0 1px 2px rgba(0,0,0,0.3), 0 6px 20px -8px rgba(0,0,0,0.4);
}

/* ============================================================
   Typography
   ============================================================ */
body {
    font-family: 'Inter', 'Noto Sans Bengali', -apple-system, sans-serif;
    color: var(--spa-body-text);
    background: var(--spa-bg);
    transition: background-color .2s ease;
    font-size: 0.9375rem;
}
h1, h2, h3, h4, h5, h6 {
    font-family: 'Lexend', 'Noto Sans Bengali', sans-serif;
    color: var(--spa-ink);
    font-weight: 600;
    letter-spacing: -0.01em;
}
.spa-figure, .fw-semibold, .fw-bold {
    font-variant-numeric: tabular-nums;
}

/* ============================================================
   Layout shell
   ============================================================ */
.sidebar {
    width: 258px;
    min-height: 100vh;
    background: var(--spa-sidebar-bg);
    padding: 1.4rem 1rem;
    flex-shrink: 0;
}
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0 0.5rem 1.5rem;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.sidebar-brand-mark {
    width: 34px; height: 34px;
    background: var(--spa-primary);
    border-radius: 0.6rem;
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 0.9rem;
}
.sidebar-brand-text {
    font-family: 'Lexend', 'Noto Sans Bengali', sans-serif;
    font-weight: 600;
    color: #fff;
    font-size: 0.95rem;
    line-height: 1.15;
}
.sidebar-group { margin-bottom: 1.25rem; }
.sidebar-group-label {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #565a6e;
    padding: 0 0.75rem;
    margin-bottom: 0.4rem;
}
.sidebar .nav-link {
    color: var(--spa-sidebar-text);
    border-radius: var(--spa-radius-sm);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    border-left: 3px solid transparent;
    transition: all .15s ease;
}
.sidebar .nav-link i { width: 16px; text-align: center; font-size: 0.85rem; }
.sidebar .nav-link:hover { color: #fff; background: rgba(255,255,255,0.05); }
.sidebar .nav-link.active {
    color: #fff;
    background: var(--spa-sidebar-active-bg);
    border-left-color: var(--spa-primary);
    font-weight: 600;
}

.navbar {
    background-color: var(--spa-card-bg) !important;
    border-color: var(--spa-border) !important;
    padding: 0.85rem 1.5rem !important;
}
main { background: var(--spa-bg); }

/* ============================================================
   Cards
   ============================================================ */
.card {
    background-color: var(--spa-card-bg);
    border: 1px solid var(--spa-border);
    border-radius: var(--spa-radius);
    box-shadow: var(--spa-shadow);
    transition: box-shadow .2s ease;
}

/* --- Dashboard "Ledger Card" signature: রঙিন উপরের accent-bar --- */
.spa-ledger-card {
    position: relative;
    overflow: hidden;
}
.spa-ledger-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent, var(--spa-primary));
}
.spa-ledger-card .spa-ledger-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--spa-muted);
}
.spa-ledger-card .spa-ledger-value {
    font-family: 'Lexend', 'Noto Sans Bengali', sans-serif;
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--spa-ink);
    font-variant-numeric: tabular-nums;
    line-height: 1.25;
}
.spa-ledger-icon {
    width: 40px; height: 40px;
    border-radius: 0.65rem;
    display: flex; align-items: center; justify-content: center;
    background: var(--accent-soft, var(--spa-primary-soft));
    color: var(--accent, var(--spa-primary));
    font-size: 0.95rem;
    flex-shrink: 0;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn { border-radius: var(--spa-radius-sm); font-weight: 500; font-size: 0.875rem; }
.btn-primary {
    background-color: var(--spa-primary);
    border-color: var(--spa-primary);
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--spa-primary-hover);
    border-color: var(--spa-primary-hover);
}
.btn-outline-primary { color: var(--spa-primary); border-color: var(--spa-primary); }
.btn-outline-primary:hover { background-color: var(--spa-primary); border-color: var(--spa-primary); }
.btn-success { background-color: var(--spa-mint); border-color: var(--spa-mint); }
.btn-danger { background-color: var(--spa-coral); border-color: var(--spa-coral); }

/* ============================================================
   Forms
   ============================================================ */
.form-control, .form-select {
    border-radius: var(--spa-radius-sm);
    border-color: var(--spa-border);
    font-size: 0.875rem;
}
.form-control:focus, .form-select:focus {
    border-color: var(--spa-primary);
    box-shadow: 0 0 0 0.2rem rgba(67, 56, 202, 0.12);
}
.form-label { font-size: 0.82rem; font-weight: 500; color: var(--spa-ink); }

/* ============================================================
   Tables
   ============================================================ */
.table { --bs-table-color: var(--spa-body-text); font-size: 0.875rem; }
.table thead th {
    font-family: 'Lexend', 'Noto Sans Bengali', sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--spa-muted);
    border-bottom-width: 1px;
}

/* ============================================================
   Badges / Progress
   ============================================================ */
.badge { border-radius: 0.4rem; font-weight: 500; }
.progress { border-radius: 999px; background-color: var(--spa-border); }

/* ============================================================
   Misc
   ============================================================ */
.text-muted { color: var(--spa-muted) !important; }
a { color: var(--spa-primary); text-decoration: none; }
a:hover { color: var(--spa-primary-hover); }
.dropdown-menu {
    background-color: var(--spa-card-bg);
    border-color: var(--spa-border);
    border-radius: var(--spa-radius-sm);
    box-shadow: var(--spa-shadow-hover);
}

.theme-toggle-btn {
    width: 34px; height: 34px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--spa-border);
    background: transparent; color: inherit;
    transition: background-color .15s ease;
}
.theme-toggle-btn:hover { background-color: rgba(127,127,127,0.1); }

/* ============================================================
   Amount Privacy (eye toggle)
   ============================================================ */
.spa-amount {
    filter: blur(6px);
    user-select: none;
    transition: filter .15s ease;
}
.spa-amounts-visible .spa-amount {
    filter: none;
    user-select: text;
}

/* ============================================================
   Settings — বাঁ পাশের সাব-নেভ
   ============================================================ */
#settingsNav .list-group-item {
    border: none;
    border-radius: 0;
    background: transparent;
    color: var(--spa-body-text);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.7rem 1rem;
    border-left: 3px solid transparent;
    transition: all .15s ease;
}
#settingsNav .list-group-item:first-child { border-top-left-radius: var(--spa-radius); border-top-right-radius: var(--spa-radius); }
#settingsNav .list-group-item:last-child { border-bottom-left-radius: var(--spa-radius); border-bottom-right-radius: var(--spa-radius); }
#settingsNav .list-group-item:hover { background: var(--spa-bg); }
#settingsNav .list-group-item.active {
    background: var(--spa-primary-soft);
    color: var(--spa-primary);
    border-left-color: var(--spa-primary);
}
#settingsNav .list-group-item.text-danger.active {
    background: var(--spa-coral-soft);
    color: var(--spa-coral) !important;
    border-left-color: var(--spa-coral);
}

/* ============================================================
   Legacy / Trusted Access — accordion styling
   ============================================================ */
.spa-legacy-accordion .accordion-item {
    border: 1px solid var(--spa-border);
    border-radius: var(--spa-radius-sm) !important;
    margin-bottom: 0.5rem;
    overflow: hidden;
}
.spa-legacy-accordion .accordion-button {
    background: var(--spa-card-bg);
    color: var(--spa-ink);
    font-size: 0.875rem;
    box-shadow: none !important;
}
.spa-legacy-accordion .accordion-button:not(.collapsed) {
    background: var(--spa-primary-soft);
    color: var(--spa-ink);
}

/* ============================================================
   Mobile Responsive — off-canvas sidebar (992px এর নিচে)
   ============================================================ */
@media (max-width: 991.98px) {
    .sidebar {
        position: fixed;
        top: 0; left: 0;
        height: 100vh;
        z-index: 1045;
        transform: translateX(-100%);
        transition: transform .25s ease;
        box-shadow: var(--spa-shadow-hover);
    }
    .sidebar.spa-sidebar-open {
        transform: translateX(0);
    }
    .spa-sidebar-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.45);
        z-index: 1040;
    }
    .spa-sidebar-backdrop-visible {
        display: block;
    }
    .navbar { padding: 0.65rem 0.85rem !important; }
    .spa-ledger-value { font-size: 1.15rem; }
    main { padding: 1rem !important; }
}
@media (min-width: 992px) {
    .spa-sidebar-backdrop { display: none !important; }
}

/* ছোট স্ক্রিনে ফিল্টার/টুলবার সবসময় wrap হবে, পাশাপাশি টাইট হয়ে ভেঙে যাবে না */
@media (max-width: 575.98px) {
    .card .card-body { padding: 1rem; }
    .spa-ledger-icon { width: 34px; height: 34px; font-size: 0.8rem; }
    h4 { font-size: 1.15rem; }
}