/* ============================================================
   assets/css/style.css
   Condominio Admin System - Diseño Profesional + RESPONSIVE
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;500;600;700;800&family=Montserrat:wght@600;700;800&display=swap');

/* ---- Variables ---- */
:root {
    --blue:      #1a6fc4;
    --blue-dark: #155aa0;
    --blue-light:#e8f0fb;
    --green:     #27ae60;
    --red:       #e74c3c;
    --orange:    #e67e22;
    --yellow:    #f39c12;
    --gray-100:  #f4f6f9;
    --gray-200:  #e9ecef;
    --gray-400:  #b0b8c1;
    --gray-600:  #6c757d;
    --gray-800:  #343a40;
    --white:     #ffffff;
    --shadow:    0 2px 12px rgba(26,111,196,.10);
    --shadow-md: 0 4px 24px rgba(26,111,196,.15);
    --radius:    10px;
    --sidebar-w: 230px;
    --topbar-h:  60px;
    --font:      'Nunito', sans-serif;
    --font-head: 'Montserrat', sans-serif;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: var(--font);
    background: var(--gray-100);
    color: var(--gray-800);
    min-height: 100vh;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; }

/* ============================================================
   TOPBAR
   ============================================================ */
.topbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--topbar-h);
    background: var(--blue);
    display: flex;
    align-items: center;
    padding: 0 16px;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,.20);
    gap: 10px;
}
.topbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-head);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    flex: 1;
    min-width: 0;
}
.topbar-brand span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.topbar-brand svg { flex-shrink: 0; }

/* Hamburger button - oculto en desktop */
.topbar-hamburger {
    display: none;
    background: rgba(255,255,255,.18);
    border: 1.5px solid rgba(255,255,255,.3);
    border-radius: 7px;
    padding: 7px 8px;
    cursor: pointer;
    color: #fff;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    transition: background .2s;
}
.topbar-hamburger:hover { background: rgba(255,255,255,.3); }
.topbar-hamburger svg { display: block; pointer-events: none; }

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}
.topbar-btn {
    background: rgba(255,255,255,.15);
    border: 1px solid rgba(255,255,255,.25);
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font);
    font-size: .82rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: background .2s;
    white-space: nowrap;
}
.topbar-btn:hover { background: rgba(255,255,255,.25); }
.topbar-user {
    color: #fff;
    font-size: .82rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
}
/* Ocultar texto del usuario en móvil pequeño */
.topbar-user-text { display: inline; }

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
    position: fixed;
    top: var(--topbar-h);
    left: 0;
    width: var(--sidebar-w);
    bottom: 0;
    background: var(--white);
    border-right: 1px solid var(--gray-200);
    overflow-y: auto;
    z-index: 900;
    transition: transform .3s ease, box-shadow .3s ease;
}
/* Overlay para móvil */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.4);
    z-index: 850;
}
.sidebar-overlay.active { display: block; }

.sidebar-nav { padding: 12px 0; }
.nav-label {
    font-size: .7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-400);
    padding: 16px 20px 6px;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 20px;
    font-size: .9rem;
    font-weight: 600;
    color: var(--gray-600);
    border-left: 3px solid transparent;
    transition: all .18s;
    cursor: pointer;
}
.nav-item:hover {
    background: var(--blue-light);
    color: var(--blue);
}
.nav-item.active {
    background: var(--blue-light);
    color: var(--blue);
    border-left-color: var(--blue);
}
.nav-item svg { flex-shrink: 0; }

/* ============================================================
   MAIN CONTENT
   ============================================================ */
.main {
    margin-left: var(--sidebar-w);
    margin-top: var(--topbar-h);
    padding: 24px;
    min-height: calc(100vh - var(--topbar-h));
}
.page-title {
    font-family: var(--font-head);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* ============================================================
   STAT CARDS
   ============================================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    border-radius: var(--radius);
    padding: 18px 20px;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.stat-card::after {
    content: '';
    position: absolute;
    right: -20px; top: -20px;
    width: 80px; height: 80px;
    border-radius: 50%;
    background: rgba(255,255,255,.12);
}
.stat-card.blue   { background: var(--blue); }
.stat-card.green  { background: var(--green); }
.stat-card.red    { background: var(--red); }
.stat-card.orange { background: var(--orange); }
.stat-card.yellow { background: var(--yellow); }
.stat-label {
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    opacity: .85;
    margin-bottom: 6px;
}
.stat-value {
    font-family: var(--font-head);
    font-size: 1.6rem;
    font-weight: 800;
    line-height: 1;
    word-break: break-all;
}
.stat-sub {
    font-size: .8rem;
    opacity: .8;
    margin-top: 4px;
}

/* ============================================================
   GRID DE PANELES
   ============================================================ */
.panels-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}

.panel {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}
.panel-header {
    padding: 14px 18px;
    border-bottom: 1px solid var(--gray-200);
    font-weight: 700;
    font-size: .92rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
}

/* ============================================================
   TABLA
   ============================================================ */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table {
    width: 100%;
    border-collapse: collapse;
    font-size: .875rem;
    min-width: 500px;
}
thead th {
    background: var(--gray-100);
    padding: 10px 12px;
    text-align: left;
    font-weight: 700;
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .4px;
    color: var(--gray-600);
    white-space: nowrap;
    border-bottom: 1px solid var(--gray-200);
}
tbody td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--gray-200);
    vertical-align: middle;
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--blue-light); }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 20px;
    font-size: .73rem;
    font-weight: 700;
    white-space: nowrap;
}
.badge-success { background: #d4edda; color: #155724; }
.badge-danger  { background: #f8d7da; color: #721c24; }
.badge-warning { background: #fff3cd; color: #856404; }
.badge-info    { background: var(--blue-light); color: var(--blue-dark); }

/* ============================================================
   PENDIENTES LIST
   ============================================================ */
.pending-list { list-style: none; }
.pending-item {
    padding: 10px 18px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: .875rem;
    font-weight: 600;
}
.pending-item:last-child { border-bottom: none; }
.pending-dot {
    width: 9px; height: 9px;
    border-radius: 50%;
    background: var(--red);
    flex-shrink: 0;
}
.btn-ver-todos {
    display: block;
    margin: 14px 18px;
    background: var(--red);
    color: #fff;
    text-align: center;
    padding: 9px;
    border-radius: 7px;
    font-weight: 700;
    font-size: .9rem;
    transition: background .2s;
}
.btn-ver-todos:hover { background: #c0392b; }

/* ============================================================
   ESTADO DE CUENTAS
   ============================================================ */
.estado-body { padding: 18px; }
.estado-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 0;
    border-bottom: 1px solid var(--gray-200);
    font-size: .88rem;
    gap: 10px;
}
.estado-row:last-child { border-bottom: none; }
.estado-label { color: var(--gray-600); font-weight: 600; }
.estado-value { font-weight: 700; font-size: .95rem; text-align: right; }
.v-green { color: var(--green); }
.v-red   { color: var(--red); }
.v-blue  { color: var(--blue); }

/* ============================================================
   FORMULARIOS
   ============================================================ */
.form-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    max-width: 860px;
}
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 20px;
}
.form-grid.col3 { grid-template-columns: 1fr 1fr 1fr; }
.form-full { grid-column: 1 / -1; }

.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-label {
    font-size: .8rem;
    font-weight: 700;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: .4px;
}
.form-label span { color: var(--red); }

.form-control {
    padding: 9px 12px;
    border: 1.5px solid var(--gray-200);
    border-radius: 7px;
    font-family: var(--font);
    font-size: .9rem;
    color: var(--gray-800);
    background: var(--white);
    transition: border-color .2s, box-shadow .2s;
    width: 100%;
}
.form-control:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(26,111,196,.12);
}
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 80px; }

.form-hint {
    font-size: .76rem;
    color: var(--gray-400);
    margin-top: -1px;
}

/* File input */
.file-upload {
    border: 2px dashed var(--gray-200);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    cursor: pointer;
    transition: border-color .2s;
}
.file-upload:hover { border-color: var(--blue); }
.file-upload input { display: none; }
.file-upload-label {
    font-size: .85rem;
    color: var(--gray-600);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 20px;
    border-radius: 7px;
    font-family: var(--font);
    font-size: .88rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    transition: all .2s;
    white-space: nowrap;
}
.btn-primary  { background: var(--blue);   color: #fff; }
.btn-primary:hover  { background: var(--blue-dark); }
.btn-success  { background: var(--green);  color: #fff; }
.btn-success:hover  { background: #219150; }
.btn-danger   { background: var(--red);    color: #fff; }
.btn-danger:hover   { background: #c0392b; }
.btn-warning  { background: var(--orange); color: #fff; }
.btn-outline  { background: transparent; border: 2px solid var(--blue); color: var(--blue); }
.btn-outline:hover { background: var(--blue); color: #fff; }
.btn-sm { padding: 5px 11px; font-size: .78rem; }
.btn-excel { background: #1d6f42; color: #fff; }
.btn-excel:hover { background: #155233; }

/* ============================================================
   ALERTAS
   ============================================================ */
.alert {
    padding: 11px 16px;
    border-radius: 8px;
    font-size: .88rem;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}
.alert-success { background: #d4edda; color: #155724; border-left: 4px solid var(--green); }
.alert-error   { background: #f8d7da; color: #721c24; border-left: 4px solid var(--red); }
.alert-info    { background: var(--blue-light); color: var(--blue-dark); border-left: 4px solid var(--blue); }

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a6fc4 0%, #0d4a8a 60%, #062d5c 100%);
    padding: 16px;
}
.login-card {
    background: var(--white);
    border-radius: 16px;
    padding: 36px 32px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 60px rgba(0,0,0,.25);
}
.login-logo {
    text-align: center;
    margin-bottom: 24px;
}
.login-logo h1 {
    font-family: var(--font-head);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--blue);
    margin-top: 12px;
}
.login-logo p { font-size: .85rem; color: var(--gray-600); margin-top: 4px; }
.login-card .form-group { margin-bottom: 14px; }
.login-card .btn-primary { width: 100%; justify-content: center; padding: 12px; font-size: 1rem; }

/* ============================================================
   PAGINACIÓN
   ============================================================ */
.pagination {
    display: flex;
    gap: 6px;
    padding: 14px 18px;
    align-items: center;
    flex-wrap: wrap;
}
.page-btn {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: .83rem;
    font-weight: 600;
    border: 1.5px solid var(--gray-200);
    background: var(--white);
    color: var(--gray-800);
    cursor: pointer;
    transition: all .18s;
}
.page-btn:hover, .page-btn.active {
    background: var(--blue);
    border-color: var(--blue);
    color: #fff;
}

/* ============================================================
   UTILIDADES
   ============================================================ */
.mt-4  { margin-top: 16px; }
.mt-6  { margin-top: 24px; }
.mb-4  { margin-bottom: 16px; }
.text-right  { text-align: right; }
.text-center { text-align: center; }
.d-flex      { display: flex; }
.align-center { align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.fw-bold   { font-weight: 700; }
.text-muted { color: var(--gray-600); }
.text-green { color: var(--green); }
.text-red   { color: var(--red); }
.text-blue  { color: var(--blue); }

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--gray-400); border-radius: 3px; }

/* ============================================================
   RESPONSIVE — TABLET (≤1100px)
   ============================================================ */
@media (max-width: 1100px) {
    .panels-grid { grid-template-columns: 1fr 1fr; }
    .form-grid.col3 { grid-template-columns: 1fr 1fr; }
    .stats-grid { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
}

/* ============================================================
   RESPONSIVE — TABLET/MOBILE (≤900px)
   ============================================================ */
@media (max-width: 900px) {
    /* Sidebar oculto por defecto */
    .sidebar {
        transform: translateX(-100%);
        box-shadow: none;
    }
    .sidebar.open {
        transform: translateX(0);
        box-shadow: 4px 0 20px rgba(0,0,0,.15);
    }

    /* Mostrar hamburger */
    .topbar-hamburger {
        display: flex;
        background: rgba(255,255,255,.25);
        border-color: rgba(255,255,255,.5);
        width: 38px;
        height: 38px;
        padding: 0;
    }

    /* Main sin margen izquierdo */
    .main {
        margin-left: 0;
        padding: 16px;
    }

    /* Ocultar texto usuario en topbar */
    .topbar-user-text { display: none; }
    .topbar-user { max-width: 120px; }

    /* Título de página más pequeño */
    .page-title { font-size: 1.1rem; margin-bottom: 14px; }

    /* Stats en 2 columnas */
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .stat-value { font-size: 1.3rem; }

    /* Paneles en 1 columna */
    .panels-grid { grid-template-columns: 1fr; gap: 12px; }

    /* Formularios en 1 columna */
    .form-grid,
    .form-grid.col3 { grid-template-columns: 1fr; }
    .form-card { padding: 16px; }

    /* Panel header en columna */
    .panel-header { flex-direction: column; align-items: flex-start; }
    .panel-header form { width: 100%; }

    /* Botones del header más compactos */
    .topbar-btn span { display: none; }
    .topbar-btn { padding: 7px 10px; }

    /* Login card */
    .login-card { padding: 24px 18px; }

    /* Estado de cuentas */
    .estado-row { flex-wrap: wrap; }
    .estado-value { width: 100%; text-align: left; }
}

/* ============================================================
   RESPONSIVE — MOBILE (≤768px) — ya cubierto arriba
   ============================================================ */