/* ==========================================================================
   NatureNest — 3D-elevated design system
   ========================================================================== */

:root {
    --nn-green: #2f7a4b;
    --nn-green-dark: #17422a;
    --nn-green-mid: #1f5c37;
    --nn-green-light: #6fbf7f;
    --nn-gold: #e8a33d;
    --nn-gold-dark: #c17f1f;
    --nn-brown: #8a5a2b;
    --nn-cream: #eef4ea;

    --nn-text-heading: #16281d;
    --nn-text-body: #33403a;
    --nn-text-muted: #70827a;

    --nn-credit: #1f7a45;
    --nn-credit-bg: #e4f6ea;
    --nn-debit: #b23b2e;
    --nn-debit-bg: #fbe9e7;

    /* Layered "3D" shadow: a tight contact shadow + a soft ambient one. */
    --nn-shadow-sm: 0 1px 2px rgba(20, 40, 30, 0.08), 0 2px 6px -2px rgba(20, 40, 30, 0.10);
    --nn-shadow-md: 0 2px 3px rgba(20, 40, 30, 0.07), 0 12px 24px -10px rgba(23, 66, 42, 0.28);
    --nn-shadow-lg: 0 4px 10px rgba(20, 40, 30, 0.10), 0 20px 40px -14px rgba(23, 66, 42, 0.35);
    --nn-shadow-inset: inset 0 1px 2px rgba(20, 40, 30, 0.08);
}

* { box-sizing: border-box; }

body {
    background:
        radial-gradient(1200px 500px at 10% -10%, #f4f9ef 0%, transparent 60%),
        radial-gradient(1000px 600px at 110% 10%, #eaf5ec 0%, transparent 55%),
        var(--nn-cream);
    font-family: 'Inter', 'Segoe UI', Roboto, Arial, sans-serif;
    color: var(--nn-text-body);
    font-size: 14px;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', 'Segoe UI', sans-serif;
    color: var(--nn-text-heading);
    font-weight: 600;
    letter-spacing: -0.01em;
}

h4 { font-size: 1.35rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 0.95rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--nn-text-muted); }

.text-muted { color: var(--nn-text-muted) !important; }

a { color: var(--nn-green-mid); }
a:hover { color: var(--nn-green-dark); }

/* --------------------------------------------------------------------
   Navbar — deep gradient, raised shadow, embossed brand
   -------------------------------------------------------------------- */
.app-navbar {
    background: linear-gradient(180deg, #1c5236 0%, var(--nn-green-dark) 55%, #123a24 100%);
    box-shadow: 0 4px 16px rgba(10, 30, 18, 0.35), inset 0 -1px 0 rgba(255, 255, 255, 0.06);
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.brand-logo {
    height: 42px;
    width: auto;
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.45));
}

.nav-avatar {
    width: 28px;
    height: 28px;
    object-fit: cover;
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.35);
}

.navbar .nav-link {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.82) !important;
    padding-left: 0.85rem !important;
    padding-right: 0.85rem !important;
    border-radius: 8px;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.navbar .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.08);
    color: #fff !important;
}

.navbar .nav-link.active {
    font-weight: 700;
    color: #fff !important;
    background-color: rgba(255, 255, 255, 0.14);
    box-shadow: var(--nn-shadow-inset);
    border-bottom: none;
}

/* --------------------------------------------------------------------
   Buttons — gradient fill, raised by default, presses down on click
   -------------------------------------------------------------------- */
.btn {
    border-radius: 10px;
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
}

.btn-success {
    background: linear-gradient(180deg, #379159 0%, var(--nn-green) 55%, var(--nn-green-mid) 100%);
    border: 1px solid var(--nn-green-mid);
    box-shadow: var(--nn-shadow-sm), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.btn-success:hover {
    background: linear-gradient(180deg, #3e9c62 0%, #328a54 55%, var(--nn-green-mid) 100%);
    transform: translateY(-1px);
    box-shadow: var(--nn-shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}
.btn-success:active {
    transform: translateY(1px);
    box-shadow: 0 1px 1px rgba(20, 40, 30, 0.15);
}

.btn-outline-secondary, .btn-outline-light {
    box-shadow: var(--nn-shadow-sm);
}
.btn-outline-secondary:hover, .btn-outline-light:hover {
    transform: translateY(-1px);
    box-shadow: var(--nn-shadow-md);
}

.btn-outline-light {
    border-color: rgba(255, 255, 255, 0.5);
    color: #fff;
}
.btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.12);
    color: #fff;
}

/* --------------------------------------------------------------------
   Cards — layered elevation, subtle top gradient sheen
   -------------------------------------------------------------------- */
.stat-card, .card-section {
    border: 1px solid rgba(23, 66, 42, 0.06);
    border-radius: 16px;
    background: linear-gradient(165deg, #ffffff 0%, #f8faf6 100%);
    box-shadow: var(--nn-shadow-md);
}

.stat-card {
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--nn-shadow-lg);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--nn-shadow-sm), inset 0 -3px 6px rgba(0, 0, 0, 0.08), inset 0 2px 3px rgba(255, 255, 255, 0.6);
}

.bg-credit-soft { background: radial-gradient(circle at 35% 30%, #d3f3dd, #b9e8c8); color: var(--nn-green-mid); }
.bg-debit-soft { background: radial-gradient(circle at 35% 30%, #fbd8d3, #f3bdb5); color: var(--nn-debit); }
.bg-balance-soft { background: radial-gradient(circle at 35% 30%, #d8e7fb, #b9d2f3); color: #204a87; }
.bg-member-soft { background: radial-gradient(circle at 35% 30%, #fbe6c2, #f2cf94); color: var(--nn-gold-dark); }

.display-number {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--nn-text-heading);
    line-height: 1.2;
}

@media (max-width: 576px) {
    .display-number { font-size: 1.2rem; }
}

/* --------------------------------------------------------------------
   Tables — compact rows, embossed header, clear semantic color
   -------------------------------------------------------------------- */
.table-responsive {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--nn-shadow-sm);
}

.table {
    font-size: 0.85rem;
    margin-bottom: 0;
}

.table > :not(caption) > * > * {
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
    padding-left: 0.6rem;
    padding-right: 0.6rem;
    vertical-align: middle;
}

.table.table-sm > :not(caption) > * > * {
    padding-top: 0.28rem;
    padding-bottom: 0.28rem;
}

.table thead th {
    background: linear-gradient(180deg, #f4f8f2 0%, #e9f1e5 100%);
    color: var(--nn-text-heading);
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 2px solid rgba(23, 66, 42, 0.1);
    white-space: nowrap;
}

.table tbody tr {
    transition: background-color 0.1s ease;
}

.table tbody tr:hover {
    background-color: rgba(47, 122, 75, 0.06);
}

.table tbody tr:nth-child(odd) {
    background-color: rgba(23, 66, 42, 0.015);
}

/* Semantic amount colors, reused everywhere a credit/debit amount shows up */
.text-success { color: var(--nn-credit) !important; font-weight: 600; }
.text-danger { color: var(--nn-debit) !important; font-weight: 600; }

.badge-credit, .badge-debit {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    padding: 0.32em 0.65em;
    border-radius: 999px;
    box-shadow: var(--nn-shadow-sm);
}
.badge-credit { background: linear-gradient(180deg, #379159, var(--nn-green-mid)); }
.badge-debit { background: linear-gradient(180deg, #d1483a, #a4302a); }

/* --------------------------------------------------------------------
   Forms — slightly recessed inputs (the inverse of raised buttons/cards)
   -------------------------------------------------------------------- */
.form-control, .form-select {
    border-radius: 9px;
    border: 1px solid rgba(23, 66, 42, 0.15);
    box-shadow: var(--nn-shadow-inset);
    font-size: 0.9rem;
}
.form-control:focus, .form-select:focus {
    border-color: var(--nn-green);
    box-shadow: var(--nn-shadow-inset), 0 0 0 0.2rem rgba(47, 122, 75, 0.15);
}

.card-section form input[type="password"],
.card-section form input[type="text"] {
    width: 100%;
    padding: 0.375rem 0.75rem;
    border: 1px solid rgba(23, 66, 42, 0.15);
    border-radius: 9px;
    box-shadow: var(--nn-shadow-inset);
}

/* --------------------------------------------------------------------
   Login page
   -------------------------------------------------------------------- */
.login-card {
    box-shadow: var(--nn-shadow-lg);
}
.login-logo {
    height: 72px;
    width: auto;
}

/* --------------------------------------------------------------------
   Pagination
   -------------------------------------------------------------------- */
.pagination .page-link {
    border-radius: 8px;
    margin: 0 2px;
    border: none;
    color: var(--nn-green-mid);
    box-shadow: var(--nn-shadow-sm);
}
.pagination .page-item.disabled .page-link {
    box-shadow: none;
    background: transparent;
}
.pagination .page-item.active .page-link {
    background: linear-gradient(180deg, #379159, var(--nn-green-mid));
    color: #fff;
}

/* --------------------------------------------------------------------
   Misc
   -------------------------------------------------------------------- */
.alert {
    border: none;
    border-radius: 12px;
    box-shadow: var(--nn-shadow-sm);
}

footer {
    color: var(--nn-text-muted);
}