/* =====================================================================
   Farm An Phước — Design System
   Style: Organic Biophilic · Palette: Agriculture/Farm Tech
   Earth green + harvest gold · Plus Jakarta Sans
   ===================================================================== */

/* ---------- Design tokens ---------- */
:root {
    /* Brand — earth green */
    --c-primary: #15803D;
    --c-primary-hover: #166534;
    --c-primary-active: #14532D;
    --c-primary-soft: #DCFCE7;
    --c-on-primary: #FFFFFF;
    --c-secondary: #22C55E;

    /* Accent — harvest gold */
    --c-accent: #A16207;
    --c-accent-soft: #FEF3C7;

    /* Surfaces & neutrals */
    --c-bg: #F1F5F2;
    --c-surface: #FFFFFF;
    --c-surface-2: #F7FAF8;
    --c-border: #E4EBE6;
    --c-border-strong: #D4DED7;

    /* Text */
    --c-heading: #14532D;
    --c-text: #1F2A24;
    --c-text-muted: #64748B;

    /* Status */
    --c-success: #15803D;
    --c-success-soft: #DCFCE7;
    --c-warning: #B45309;
    --c-warning-soft: #FEF3C7;
    --c-danger: #DC2626;
    --c-danger-soft: #FEE2E2;
    --c-info: #1D4ED8;
    --c-info-soft: #DBEAFE;

    /* Sidebar */
    --sb-text: #D7F5E2;
    --sb-text-muted: #86C9A0;
    --sb-group: #A7F3D0;
    --sb-active-bg: rgba(255, 255, 255, .15);
    --sb-hover-bg: rgba(255, 255, 255, .08);

    /* Radius */
    --r-sm: 8px;
    --r: 12px;
    --r-lg: 16px;
    --r-pill: 999px;

    /* Elevation — soft, natural */
    --sh-sm: 0 1px 2px rgba(16, 40, 24, .06);
    --sh: 0 1px 3px rgba(16, 40, 24, .08), 0 1px 2px rgba(16, 40, 24, .04);
    --sh-md: 0 6px 18px rgba(16, 40, 24, .08);
    --sh-lg: 0 16px 40px rgba(16, 40, 24, .14);

    /* Map Bootstrap's variables onto our palette */
    --bs-primary: var(--c-primary);
    --bs-primary-rgb: 21, 128, 61;
    --bs-success: var(--c-primary);
    --bs-success-rgb: 21, 128, 61;
    --bs-border-color: var(--c-border);
    --bs-body-color: var(--c-text);
    --bs-body-bg: var(--c-bg);
    --bs-link-color: var(--c-primary);
    --bs-link-hover-color: var(--c-primary-active);
}

/* ---------- Base ---------- */
html, body {
    font-family: 'Plus Jakarta Sans', 'Segoe UI', Roboto, system-ui, sans-serif;
    background-color: var(--c-bg);
    color: var(--c-text);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--c-heading);
    font-weight: 700;
    letter-spacing: -.01em;
}

h1, .h1 { font-size: 1.6rem; margin-bottom: 1.25rem; }

a { text-decoration: none; }

/* Tabular figures for all data so columns don't jump */
.table, .stat-value, .num, td.text-end, th.text-end {
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum" 1;
}

/* Accessible focus ring everywhere */
:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--c-primary) 45%, transparent);
    outline-offset: 2px;
    border-radius: 4px;
}

::selection { background: var(--c-primary-soft); color: var(--c-primary-active); }

/* Slim, on-brand scrollbars */
* { scrollbar-width: thin; scrollbar-color: var(--c-border-strong) transparent; }
*::-webkit-scrollbar { width: 9px; height: 9px; }
*::-webkit-scrollbar-thumb { background: var(--c-border-strong); border-radius: var(--r-pill); }
*::-webkit-scrollbar-thumb:hover { background: #b9c7bd; }

/* =====================================================================
   App shell — sidebar + topbar
   ===================================================================== */
.page { position: relative; display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.sidebar {
    background-image: linear-gradient(195deg, #14532D 0%, #166534 60%, #15803D 100%);
    color: var(--sb-text);
}

/* Topbar */
.top-row {
    background-color: rgba(255, 255, 255, .85);
    backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid var(--c-border);
    justify-content: flex-end;
    height: 3.75rem;
    display: flex;
    align-items: center;
    gap: .5rem;
}

.top-row .farm-title {
    margin-right: auto;
    font-weight: 700;
    font-size: 1.02rem;
    color: var(--c-heading);
    display: inline-flex;
    align-items: center;
    gap: .5rem;
}

.top-row .farm-title .brand-mark {
    width: 30px; height: 30px;
    display: grid; place-items: center;
    border-radius: 9px;
    background: var(--c-primary-soft);
    color: var(--c-primary);
    font-size: 1.05rem;
}

/* User chip */
.user-chip {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .3rem .35rem .3rem .75rem;
    border-radius: var(--r-pill);
    background: var(--c-surface-2);
    border: 1px solid var(--c-border);
    color: var(--c-text-muted);
    font-size: .85rem; font-weight: 500;
}
.user-chip .avatar {
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--c-primary); color: #fff;
    display: grid; place-items: center;
    font-size: .8rem; font-weight: 700;
}

.content {
    padding-top: 1.75rem;
    padding-bottom: 2.5rem;
    max-width: 1320px;
    width: 100%;
}

@media (max-width: 640.98px) {
    .top-row { justify-content: space-between; }
    .top-row .farm-title { font-size: .95rem; }
    .user-chip .uname { display: none; }
}

@media (min-width: 641px) {
    .page { flex-direction: row; }
    .sidebar {
        width: 264px;
        height: 100vh;
        position: sticky;
        top: 0;
        flex-shrink: 0;
    }
    .top-row { padding-left: 2rem !important; padding-right: 2rem !important; }
    .top-row.sticky-top { position: sticky; top: 0; z-index: 5; }
    .content { padding-left: 2rem; padding-right: 2rem; }
}

/* =====================================================================
   Sidebar navigation
   ===================================================================== */
.sidebar .navbar-brand,
.sidebar .top-row {
    background: transparent;
    border: none;
    backdrop-filter: none;
}

.navbar-brand {
    font-size: 1.15rem;
    font-weight: 800;
    color: #fff !important;
    letter-spacing: -.01em;
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    padding: 1rem .35rem;
}
.navbar-brand .brand-logo {
    width: 36px; height: 36px;
    border-radius: 10px;
    background: rgba(255, 255, 255, .16);
    display: grid; place-items: center;
    font-size: 1.2rem;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .12);
}
.navbar-brand .brand-sub {
    display: block;
    font-size: .68rem;
    font-weight: 500;
    color: var(--sb-text-muted);
    letter-spacing: .02em;
    margin-top: 1px;
}

.nav-scrollable { display: block; padding: .25rem .75rem 1.5rem; }

.nav-group-title {
    color: var(--sb-group);
    font-size: .68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: 1.1rem .85rem .35rem;
    opacity: .9;
}

.nav-item { font-size: .92rem; }
.nav-item .nav-link {
    color: var(--sb-text);
    border-radius: var(--r-sm);
    min-height: 2.7rem;
    display: flex;
    align-items: center;
    gap: .7rem;
    padding: .4rem .85rem;
    font-weight: 500;
    transition: background-color .18s ease, color .18s ease, transform .18s ease;
}
.nav-item .nav-link .bi {
    font-size: 1.1rem;
    width: 1.4rem;
    text-align: center;
    opacity: .92;
    flex-shrink: 0;
}
.nav-item .nav-link:hover {
    background-color: var(--sb-hover-bg);
    color: #fff;
}
.nav-item .nav-link.active {
    background-color: var(--sb-active-bg);
    color: #fff;
    font-weight: 600;
    box-shadow: inset 3px 0 0 var(--c-secondary);
}
.nav-item .nav-link.active .bi { opacity: 1; }

/* Mobile collapse toggle */
.navbar-toggler {
    appearance: none; -webkit-appearance: none;
    width: 2.6rem; height: 2.6rem;
    border-radius: var(--r-sm);
    border: 1px solid rgba(255,255,255,.25);
    background: rgba(255,255,255,.1);
    cursor: pointer;
}

/* =====================================================================
   Cards
   ===================================================================== */
.card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-sm);
    overflow: hidden;
}
.card-header {
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
    font-weight: 700;
    color: var(--c-heading);
    padding: .9rem 1.1rem;
    font-size: .98rem;
}
.card-body { padding: 1.1rem; }
.card-body.p-0 { padding: 0; }

/* =====================================================================
   Stat cards (dashboard KPIs)
   ===================================================================== */
.stat-card {
    border: 1px solid var(--c-border);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-sm);
    transition: box-shadow .2s ease, transform .2s ease;
    height: 100%;
}
.stat-card:hover { box-shadow: var(--sh-md); transform: translateY(-2px); }
.stat-card .card-body {
    display: flex;
    align-items: flex-start;
    gap: .9rem;
    padding: 1.1rem 1.15rem;
}
.stat-icon {
    width: 46px; height: 46px;
    flex-shrink: 0;
    border-radius: 13px;
    display: grid; place-items: center;
    font-size: 1.35rem;
}
.stat-meta { min-width: 0; }
.stat-card .stat-label {
    color: var(--c-text-muted);
    font-size: .82rem;
    font-weight: 500;
    margin-bottom: .15rem;
}
.stat-card .stat-value {
    font-size: 1.55rem;
    font-weight: 800;
    color: var(--c-heading);
    line-height: 1.1;
    letter-spacing: -.02em;
}

/* Tone variants */
.tone-green  .stat-icon { background: var(--c-success-soft); color: var(--c-success); }
.tone-blue   .stat-icon { background: var(--c-info-soft);    color: var(--c-info); }
.tone-amber  .stat-icon { background: var(--c-warning-soft); color: var(--c-warning); }
.tone-gold   .stat-icon { background: var(--c-accent-soft);  color: var(--c-accent); }
.tone-green  { border-top: 3px solid var(--c-success); }
.tone-blue   { border-top: 3px solid var(--c-info); }
.tone-amber  { border-top: 3px solid var(--c-warning); }
.tone-gold   { border-top: 3px solid var(--c-accent); }

/* =====================================================================
   Tables
   ===================================================================== */
.table {
    --bs-table-bg: transparent;
    color: var(--c-text);
    margin-bottom: 0;
    vertical-align: middle;
}
.table > thead th {
    background: var(--c-surface-2);
    color: var(--c-text-muted);
    font-weight: 700;
    font-size: .74rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    border-bottom: 1px solid var(--c-border);
    padding: .7rem 1rem;
    white-space: nowrap;
}
.table > tbody td {
    padding: .75rem 1rem;
    border-bottom: 1px solid var(--c-border);
}
.table > tbody tr:last-child td { border-bottom: none; }
.table-hover > tbody > tr { transition: background-color .12s ease; }
.table-hover > tbody > tr:hover > * {
    --bs-table-bg-state: var(--c-surface-2);
    background-color: var(--c-surface-2);
}

/* =====================================================================
   Buttons
   ===================================================================== */
.btn {
    border-radius: var(--r-sm);
    font-weight: 600;
    padding: .5rem 1rem;
    transition: background-color .18s ease, border-color .18s ease,
                box-shadow .18s ease, transform .12s ease, color .18s ease;
}
.btn:active { transform: translateY(1px); }
.btn-sm { padding: .3rem .7rem; border-radius: 7px; }

.btn-success, .btn-primary {
    background-color: var(--c-primary);
    border-color: var(--c-primary);
    color: var(--c-on-primary);
    box-shadow: var(--sh-sm);
}
.btn-success:hover, .btn-primary:hover,
.btn-success:focus, .btn-primary:focus {
    background-color: var(--c-primary-hover);
    border-color: var(--c-primary-hover);
    color: #fff;
}
.btn-success:active, .btn-primary:active {
    background-color: var(--c-primary-active);
    border-color: var(--c-primary-active);
}

.btn-outline-primary {
    color: var(--c-primary);
    border-color: var(--c-border-strong);
    background: var(--c-surface);
}
.btn-outline-primary:hover {
    background-color: var(--c-primary-soft);
    border-color: var(--c-primary);
    color: var(--c-primary-active);
}

.btn-outline-secondary {
    color: var(--c-text-muted);
    border-color: var(--c-border-strong);
}
.btn-outline-secondary:hover {
    background-color: var(--c-surface-2);
    border-color: var(--c-border-strong);
    color: var(--c-heading);
}

.btn-secondary {
    background-color: var(--c-surface-2);
    border-color: var(--c-border-strong);
    color: var(--c-heading);
}
.btn-secondary:hover {
    background-color: #eaf0ec;
    border-color: var(--c-border-strong);
    color: var(--c-heading);
}

.btn-danger {
    background-color: var(--c-danger);
    border-color: var(--c-danger);
}

/* =====================================================================
   Forms
   ===================================================================== */
.form-label {
    font-weight: 600;
    font-size: .85rem;
    color: var(--c-heading);
    margin-bottom: .3rem;
}
.form-control, .form-select {
    border-radius: var(--r-sm);
    border: 1px solid var(--c-border-strong);
    padding: .55rem .8rem;
    color: var(--c-text);
    background-color: var(--c-surface);
    transition: border-color .15s ease, box-shadow .15s ease;
    min-height: 44px;
}
.form-control::placeholder { color: #9aa6a0; }
.form-control:focus, .form-select:focus {
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-primary) 18%, transparent);
}
.form-check-input:checked {
    background-color: var(--c-primary);
    border-color: var(--c-primary);
}
.form-check-input:focus {
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-primary) 18%, transparent);
}

/* =====================================================================
   Badges, pills & status chips
   ===================================================================== */
.badge { font-weight: 600; border-radius: var(--r-pill); padding: .35em .7em; }

.chip {
    display: inline-flex; align-items: center; gap: .35rem;
    padding: .2rem .6rem;
    border-radius: var(--r-pill);
    font-size: .78rem; font-weight: 600;
    line-height: 1.4;
}
.chip-green  { background: var(--c-success-soft); color: var(--c-success); }
.chip-amber  { background: var(--c-warning-soft); color: var(--c-warning); }
.chip-red    { background: var(--c-danger-soft);  color: var(--c-danger); }
.chip-blue   { background: var(--c-info-soft);    color: var(--c-info); }
.chip-gray   { background: var(--c-surface-2);    color: var(--c-text-muted); }

.text-success { color: var(--c-primary) !important; }
.text-muted   { color: var(--c-text-muted) !important; }

/* Section heading helper */
.section-head {
    display: flex; align-items: center; gap: .55rem;
    color: var(--c-heading); font-weight: 700;
}
.section-head .bi { color: var(--c-primary); }

/* Empty state */
.empty-state {
    text-align: center;
    padding: 2.5rem 1rem;
    color: var(--c-text-muted);
}
.empty-state .bi { font-size: 2rem; color: var(--c-border-strong); display: block; margin-bottom: .5rem; }

/* =====================================================================
   Alerts / validation
   ===================================================================== */
.alert { border-radius: var(--r); border: 1px solid transparent; }
.alert-danger {
    background: var(--c-danger-soft);
    border-color: #fca5a5;
    color: #991b1b;
}
.validation-message, .text-danger { color: var(--c-danger) !important; font-size: .85rem; }

/* =====================================================================
   Login / account
   ===================================================================== */
.account-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(1200px 600px at 80% -10%, rgba(34,197,94,.25), transparent 60%),
        linear-gradient(150deg, #14532D 0%, #166534 55%, #15803D 100%);
    padding: 1.25rem;
}
.account-box, .login-card {
    background: var(--c-surface);
    border-radius: var(--r-lg);
    padding: 2.5rem 2.25rem;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--sh-lg);
    border: 1px solid rgba(255, 255, 255, .5);
}
.login-card .login-logo {
    width: 58px; height: 58px;
    margin: 0 auto 1rem;
    border-radius: 16px;
    background: var(--c-primary-soft);
    color: var(--c-primary);
    display: grid; place-items: center;
    font-size: 1.8rem;
}
.form-floating > .form-control { min-height: 56px; }

/* =====================================================================
   Blazor error UI
   ===================================================================== */
#blazor-error-ui {
    color-scheme: light only;
    background: #fffbeb;
    border-top: 1px solid #fcd34d;
    bottom: 0;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, .1);
    display: none;
    left: 0;
    padding: 0.7rem 1.5rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    color: #92400e;
}
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: 1rem; top: .6rem; }

/* =====================================================================
   Motion preferences
   ===================================================================== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .001ms !important;
        transition-duration: .001ms !important;
    }
    .stat-card:hover { transform: none; }
}