@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ============================================================
   DESIGN TOKENS
============================================================ */
:root {
    --clr-primary:        #1A2E4A;
    --clr-primary-light:  #243D61;
    --clr-primary-hover:  #14253B;
    --clr-accent:         #2563EB;
    --clr-accent-hover:   #1D4ED8;
    --clr-bg:             #F1F5F9;
    --clr-surface:        #FFFFFF;
    --clr-border:         #E2E8F0;
    --clr-border-light:   #F1F5F9;
    --clr-text:           #0F172A;
    --clr-text-secondary: #334155;
    --clr-text-muted:     #64748B;
    --clr-success:        #16A34A;
    --clr-success-bg:     #F0FDF4;
    --clr-success-border: #BBF7D0;
    --clr-warning:        #D97706;
    --clr-warning-bg:     #FFFBEB;
    --clr-warning-border: #FDE68A;
    --clr-danger:         #DC2626;
    --clr-danger-bg:      #FEF2F2;
    --clr-danger-border:  #FECACA;
    --clr-info:           #0891B2;
    --clr-info-bg:        #ECFEFF;
    --clr-info-border:    #A5F3FC;

    --sidebar-width:  260px;
    --header-height:   64px;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.06), 0 2px 4px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.08), 0 4px 6px rgba(0,0,0,0.04);

    --radius-sm: 4px;
    --radius:    8px;
    --radius-lg: 12px;

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --transition: 150ms ease;
}

/* ============================================================
   RESET & BASE
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
    font-family: var(--font);
    background-color: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
a { color: var(--clr-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-accent-hover); }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { font-family: var(--font); }

/* ============================================================
   LOGIN
============================================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--clr-bg);
    padding: 20px;
}
.login-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 48px 44px;
    width: 100%;
    max-width: 440px;
    box-shadow: var(--shadow-lg);
}
.login-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 36px;
}
.login-logo-icon {
    width: 52px;
    height: 52px;
    background-color: var(--clr-primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}
.login-logo-icon svg { color: #fff; }
.app-name     { font-size: 22px; font-weight: 700; color: var(--clr-primary); letter-spacing: -0.02em; }
.app-tagline  { font-size: 13px; color: var(--clr-text-muted); margin-top: 2px; }
.login-title  { font-size: 19px; font-weight: 600; color: var(--clr-text); margin-bottom: 4px; }
.login-subtitle { font-size: 14px; color: var(--clr-text-muted); margin-bottom: 28px; }

/* ============================================================
   APP LAYOUT
============================================================ */
.app-wrapper { display: flex; min-height: 100vh; }

/* ---- Sidebar ---- */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--clr-primary);
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    z-index: 200;
    overflow-y: auto;
    overflow-x: hidden;
}
.sidebar-brand {
    padding: 20px 20px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.sidebar-brand-icon {
    width: 36px; height: 36px;
    background-color: var(--clr-accent);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.sidebar-brand-icon svg { color: #fff; }
.brand-name    { font-size: 15px; font-weight: 700; color: #FFFFFF; line-height: 1.2; }
.brand-tagline { font-size: 11px; color: rgba(255,255,255,0.45); margin-top: 1px; }

.sidebar-nav { flex: 1; padding: 12px 0 8px; }
.sidebar-section { padding: 0 10px; margin-bottom: 4px; }
.sidebar-section-label {
    font-size: 10px; font-weight: 600;
    letter-spacing: 0.08em; text-transform: uppercase;
    color: rgba(255,255,255,0.30);
    padding: 8px 10px 4px;
    display: block;
}
.sidebar-link {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    color: rgba(255,255,255,0.65);
    font-size: 13.5px; font-weight: 400;
    transition: background-color var(--transition), color var(--transition);
    margin-bottom: 1px;
    white-space: nowrap;
}
.sidebar-link:hover { background-color: rgba(255,255,255,0.08); color: #fff; }
.sidebar-link.active { background-color: var(--clr-accent); color: #fff; font-weight: 500; }
.sidebar-link svg { flex-shrink: 0; opacity: 0.85; }
.sidebar-link.active svg { opacity: 1; }

.sidebar-footer {
    padding: 14px 18px;
    border-top: 1px solid rgba(255,255,255,0.08);
    flex-shrink: 0;
}
.sidebar-user { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.sidebar-avatar {
    width: 32px; height: 32px;
    background-color: var(--clr-accent);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 12px; font-weight: 600; color: #fff;
    flex-shrink: 0;
}
.sidebar-user-name  { font-size: 13px; font-weight: 600; color: #fff; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user-role  { font-size: 11px; color: rgba(255,255,255,0.45); display: block; }
.sidebar-logout {
    display: flex; align-items: center; gap: 6px;
    font-size: 13px; color: rgba(255,255,255,0.45);
    transition: color var(--transition);
    padding: 6px 0;
}
.sidebar-logout:hover { color: #fff; }

/* ---- Main Content ---- */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-width: 0;
}

/* ---- Top Header ---- */
.top-header {
    background: var(--clr-surface);
    border-bottom: 1px solid var(--clr-border);
    height: var(--header-height);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 28px;
    position: sticky; top: 0; z-index: 100;
    flex-shrink: 0;
}
.header-left { min-width: 0; }
.page-title {
    font-size: 17px; font-weight: 600;
    color: var(--clr-text); line-height: 1.2;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.breadcrumb { font-size: 12px; color: var(--clr-text-muted); margin-top: 1px; }
.breadcrumb a { color: var(--clr-text-muted); }
.breadcrumb a:hover { color: var(--clr-accent); }
.breadcrumb-sep { margin: 0 4px; }
.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

/* ---- Page Content ---- */
.page-content { padding: 28px; flex: 1; }

/* ============================================================
   CARDS
============================================================ */
.card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}
.card-header {
    padding: 16px 22px;
    border-bottom: 1px solid var(--clr-border);
    display: flex; align-items: center; justify-content: space-between;
}
.card-title { font-size: 14px; font-weight: 600; color: var(--clr-text); }
.card-body  { padding: 22px; }
.card-footer {
    padding: 12px 22px;
    border-top: 1px solid var(--clr-border);
    background: var(--clr-bg);
    border-radius: 0 0 var(--radius) var(--radius);
}

/* ---- Stat Cards ---- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 28px;
}
.stat-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: 20px 22px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.stat-card-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 12px; }
.stat-label {
    font-size: 11px; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.06em;
    color: var(--clr-text-muted);
    margin-bottom: 6px;
}
.stat-value {
    font-size: 26px; font-weight: 700;
    color: var(--clr-text); line-height: 1;
    letter-spacing: -0.02em;
}
.stat-sub { font-size: 12px; color: var(--clr-text-muted); margin-top: 4px; }
.stat-icon {
    width: 40px; height: 40px;
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.stat-icon.blue   { background: #EFF6FF; color: var(--clr-accent); }
.stat-icon.green  { background: var(--clr-success-bg); color: var(--clr-success); }
.stat-icon.yellow { background: var(--clr-warning-bg); color: var(--clr-warning); }
.stat-icon.red    { background: var(--clr-danger-bg);  color: var(--clr-danger); }
.stat-icon.slate  { background: #F1F5F9; color: var(--clr-text-muted); }

/* ============================================================
   BUTTONS
============================================================ */
.btn {
    display: inline-flex; align-items: center; gap: 7px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 13.5px; font-weight: 500;
    font-family: var(--font);
    border: 1px solid transparent;
    cursor: pointer;
    transition: background-color var(--transition), color var(--transition), border-color var(--transition);
    text-decoration: none; line-height: 1.4;
    white-space: nowrap;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }
.btn-sm { padding: 5px 12px; font-size: 12.5px; }
.btn-lg { padding: 10px 22px; font-size: 14.5px; }
.btn-block { width: 100%; justify-content: center; }

.btn-primary        { background: var(--clr-accent);   color: #fff; border-color: var(--clr-accent); }
.btn-primary:hover  { background: var(--clr-accent-hover); border-color: var(--clr-accent-hover); color: #fff; }
.btn-secondary      { background: var(--clr-surface); color: var(--clr-text-secondary); border-color: var(--clr-border); }
.btn-secondary:hover{ background: var(--clr-bg); color: var(--clr-text); }
.btn-success        { background: var(--clr-success);  color: #fff; border-color: var(--clr-success); }
.btn-success:hover  { background: #15803D; color: #fff; }
.btn-danger         { background: var(--clr-danger);   color: #fff; border-color: var(--clr-danger); }
.btn-danger:hover   { background: #B91C1C; color: #fff; }
.btn-warning        { background: var(--clr-warning);  color: #fff; border-color: var(--clr-warning); }
.btn-warning:hover  { background: #B45309; color: #fff; }

.btn-outline-primary { background: transparent; color: var(--clr-accent); border-color: var(--clr-accent); }
.btn-outline-primary:hover { background: var(--clr-accent); color: #fff; }
.btn-outline-danger  { background: transparent; color: var(--clr-danger); border-color: var(--clr-danger); }
.btn-outline-danger:hover  { background: var(--clr-danger); color: #fff; }
.btn-outline-secondary { background: transparent; color: var(--clr-text-muted); border-color: var(--clr-border); }
.btn-outline-secondary:hover { background: var(--clr-bg); color: var(--clr-text); }

/* ============================================================
   FORMS
============================================================ */
.form-group { margin-bottom: 18px; }
.form-group:last-child { margin-bottom: 0; }
.form-label {
    display: block; font-size: 13px; font-weight: 500;
    color: var(--clr-text-secondary); margin-bottom: 5px;
}
.form-label .req { color: var(--clr-danger); margin-left: 2px; }
.form-control {
    display: block; width: 100%;
    padding: 8px 12px;
    font-size: 13.5px; font-family: var(--font);
    color: var(--clr-text);
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none; line-height: 1.5;
}
.form-control:focus { border-color: var(--clr-accent); box-shadow: 0 0 0 3px rgba(37,99,235,0.10); }
.form-control::placeholder { color: #A0AEC0; }
.form-control:disabled { background: var(--clr-bg); color: var(--clr-text-muted); cursor: not-allowed; }
.form-control.is-invalid { border-color: var(--clr-danger); }
.form-control.is-invalid:focus { box-shadow: 0 0 0 3px rgba(220,38,38,0.10); }
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 80px; }

.form-hint  { font-size: 12px; color: var(--clr-text-muted); margin-top: 4px; }
.form-error { font-size: 12px; color: var(--clr-danger); margin-top: 4px; }

.form-row { display: grid; gap: 18px; }
.form-row-2 { grid-template-columns: 1fr 1fr; }
.form-row-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-row-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }
.form-actions { display: flex; gap: 10px; align-items: center; padding-top: 6px; }

/* ============================================================
   TABLES
============================================================ */
.table-wrapper { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th {
    background: var(--clr-bg);
    color: var(--clr-text-muted);
    font-size: 11px; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.05em;
    padding: 10px 16px; text-align: left;
    border-bottom: 1px solid var(--clr-border);
    white-space: nowrap;
}
.table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--clr-border);
    color: var(--clr-text); vertical-align: middle;
}
.table tr:last-child td { border-bottom: none; }
.table tbody tr:hover   { background-color: #F8FAFC; }
.table .actions { display: flex; gap: 6px; align-items: center; }
.table .text-muted { color: var(--clr-text-muted); font-size: 12px; }

/* ============================================================
   BADGES
============================================================ */
.badge {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 2px 10px;
    border-radius: 99px;
    font-size: 11.5px; font-weight: 500;
    white-space: nowrap; border: 1px solid transparent;
}
.badge-success  { background: var(--clr-success-bg);  color: var(--clr-success);  border-color: var(--clr-success-border); }
.badge-warning  { background: var(--clr-warning-bg);  color: var(--clr-warning);  border-color: var(--clr-warning-border); }
.badge-danger   { background: var(--clr-danger-bg);   color: var(--clr-danger);   border-color: var(--clr-danger-border); }
.badge-info     { background: var(--clr-info-bg);     color: var(--clr-info);     border-color: var(--clr-info-border); }
.badge-neutral  { background: #F1F5F9; color: var(--clr-text-muted); border-color: var(--clr-border); }
.badge-primary  { background: #EFF6FF; color: var(--clr-accent);     border-color: #BFDBFE; }

/* ============================================================
   ALERTS / FLASH
============================================================ */
.alert {
    display: flex; align-items: flex-start; gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 13.5px; margin-bottom: 20px;
    border: 1px solid transparent;
}
.alert svg { flex-shrink: 0; margin-top: 1px; }
.alert-success { background: var(--clr-success-bg); color: #15803D; border-color: var(--clr-success-border); }
.alert-danger  { background: var(--clr-danger-bg);  color: #B91C1C; border-color: var(--clr-danger-border); }
.alert-warning { background: var(--clr-warning-bg); color: #B45309; border-color: var(--clr-warning-border); }
.alert-info    { background: var(--clr-info-bg);    color: #0E7490; border-color: var(--clr-info-border); }

/* ============================================================
   PAGINATION
============================================================ */
.pagination { display: flex; gap: 3px; align-items: center; padding: 16px 0 4px; }
.pagination a, .pagination span {
    display: inline-flex; align-items: center; justify-content: center;
    width: 32px; height: 32px;
    border-radius: var(--radius-sm);
    font-size: 13px; border: 1px solid var(--clr-border);
    color: var(--clr-text-muted); transition: background-color var(--transition), color var(--transition);
}
.pagination a:hover  { background: var(--clr-bg); color: var(--clr-text); }
.pagination .active  { background: var(--clr-accent); color: #fff; border-color: var(--clr-accent); }
.pagination .disabled { opacity: 0.35; pointer-events: none; }

/* ============================================================
   FILTER BAR
============================================================ */
.filter-bar {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 20px;
    display: flex; gap: 14px; align-items: flex-end; flex-wrap: wrap;
    box-shadow: var(--shadow-sm);
}
.filter-bar .form-group { margin-bottom: 0; min-width: 140px; }
.filter-bar .form-label { font-size: 11px; }

/* ============================================================
   MODAL
============================================================ */
.modal-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(15,23,42,0.40);
    z-index: 500; align-items: center; justify-content: center;
    padding: 20px;
}
.modal-overlay.active { display: flex; }
.modal {
    background: var(--clr-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%; max-width: 460px;
    animation: modalIn 0.15s ease;
}
@keyframes modalIn {
    from { opacity:0; transform: scale(0.96) translateY(-6px); }
    to   { opacity:1; transform: scale(1)    translateY(0); }
}
.modal-header {
    padding: 18px 22px 14px;
    border-bottom: 1px solid var(--clr-border);
    display: flex; align-items: center; justify-content: space-between;
}
.modal-title { font-size: 15px; font-weight: 600; color: var(--clr-text); }
.modal-close {
    background: none; border: none; cursor: pointer;
    color: var(--clr-text-muted); padding: 4px; border-radius: var(--radius-sm);
    transition: color var(--transition), background-color var(--transition);
    display: flex; align-items: center;
}
.modal-close:hover { color: var(--clr-text); background: var(--clr-bg); }
.modal-body   { padding: 18px 22px; }
.modal-footer { padding: 14px 22px 18px; display: flex; justify-content: flex-end; gap: 10px; border-top: 1px solid var(--clr-border); }

/* ============================================================
   SECTION HEADER
============================================================ */
.section-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 20px;
}
.section-title { font-size: 14px; font-weight: 600; color: var(--clr-text); }

/* ============================================================
   EMPTY STATE
============================================================ */
.empty-state {
    text-align: center; padding: 52px 24px;
    color: var(--clr-text-muted);
}
.empty-state-icon { margin: 0 auto 16px; opacity: 0.3; }
.empty-state-title { font-size: 15px; font-weight: 600; color: var(--clr-text-secondary); margin-bottom: 6px; }
.empty-state-text  { font-size: 13.5px; margin-bottom: 20px; }

/* ============================================================
   UPLOAD / COMPROVANTES
============================================================ */
.upload-area {
    border: 2px dashed var(--clr-border);
    border-radius: var(--radius);
    padding: 28px;
    text-align: center;
    cursor: pointer;
    transition: border-color var(--transition), background-color var(--transition);
}
.upload-area:hover, .upload-area.drag-over {
    border-color: var(--clr-accent);
    background-color: #EFF6FF;
}
.upload-area input[type="file"] { display: none; }
.upload-text { font-size: 13.5px; color: var(--clr-text-muted); margin-top: 8px; }
.upload-text strong { color: var(--clr-accent); }
.upload-hint { font-size: 12px; color: var(--clr-text-muted); margin-top: 4px; }

.comprovante-item {
    display: flex; align-items: center; gap: 12px;
    padding: 11px 14px;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    background: var(--clr-bg);
    margin-bottom: 8px;
}
.comp-file-icon { color: var(--clr-text-muted); flex-shrink: 0; }
.comp-info { flex: 1; min-width: 0; }
.comp-name { font-size: 13px; font-weight: 500; color: var(--clr-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.comp-meta { font-size: 12px; color: var(--clr-text-muted); }
.comp-value { font-size: 13px; font-weight: 600; color: var(--clr-success); white-space: nowrap; }

/* ============================================================
   INFO GRID (detail view)
============================================================ */
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.info-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.info-block .info-label {
    font-size: 11px; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.06em;
    color: var(--clr-text-muted); margin-bottom: 3px;
}
.info-block .info-value { font-size: 14px; color: var(--clr-text); font-weight: 500; }

/* ============================================================
   PRICE HISTORY TABLE
============================================================ */
.price-badge {
    font-size: 15px; font-weight: 700; color: var(--clr-success);
}

/* ============================================================
   DASHBOARD WIDGETS
============================================================ */
.upcoming-item {
    display: flex; align-items: center; gap: 14px;
    padding: 11px 0;
    border-bottom: 1px solid var(--clr-border);
}
.upcoming-item:last-child { border-bottom: none; }
.upcoming-date {
    background: var(--clr-bg); border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    padding: 6px 10px; text-align: center;
    min-width: 50px; flex-shrink: 0;
}
.upcoming-date .day  { font-size: 18px; font-weight: 700; color: var(--clr-primary); line-height: 1; }
.upcoming-date .mon  { font-size: 10px; font-weight: 600; text-transform: uppercase; color: var(--clr-text-muted); }
.upcoming-info { flex: 1; min-width: 0; }
.upcoming-name { font-size: 13.5px; font-weight: 500; color: var(--clr-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.upcoming-sub  { font-size: 12px; color: var(--clr-text-muted); }
.upcoming-right { text-align: right; flex-shrink: 0; }
.upcoming-value { font-size: 13px; font-weight: 600; color: var(--clr-text); }

/* ============================================================
   UTILITIES
============================================================ */
.d-flex      { display: flex; }
.align-center{ align-items: center; }
.justify-between { justify-content: space-between; }
.gap-4  { gap: 4px; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }
.flex-1 { flex: 1; }
.text-right  { text-align: right; }
.text-center { text-align: center; }
.text-muted  { color: var(--clr-text-muted) !important; }
.text-success{ color: var(--clr-success) !important; }
.text-danger { color: var(--clr-danger)  !important; }
.text-warning{ color: var(--clr-warning) !important; }
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.fs-12  { font-size: 12px; }
.fs-13  { font-size: 13px; }
.fs-14  { font-size: 14px; }
.mt-4   { margin-top: 4px; }
.mt-8   { margin-top: 8px; }
.mt-16  { margin-top: 16px; }
.mt-20  { margin-top: 20px; }
.mt-24  { margin-top: 24px; }
.mb-4   { margin-bottom: 4px; }
.mb-8   { margin-bottom: 8px; }
.mb-16  { margin-bottom: 16px; }
.mb-20  { margin-bottom: 20px; }
.mb-24  { margin-bottom: 24px; }
.w-full { width: 100%; }
.divider { border: none; border-top: 1px solid var(--clr-border); margin: 20px 0; }
.muted-small { font-size: 12px; color: var(--clr-text-muted); }

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1200px) {
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .form-row-4 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
    .form-row-3 { grid-template-columns: 1fr 1fr; }
    .info-grid-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .form-row-2, .form-row-3, .form-row-4 { grid-template-columns: 1fr; }
    .info-grid, .info-grid-3 { grid-template-columns: 1fr; }
    .sidebar { transform: translateX(-100%); transition: transform 0.22s ease; }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .page-content { padding: 16px; }
    .top-header { padding: 0 16px; }
    .card-body { padding: 16px; }
}