/* IngPresu - Sistema de presupuestos de obra civil
   Paleta institucional suave y profesional
*/
:root {
    --ip-primary: #2C5F7F;          /* azul ingeniero */
    --ip-primary-light: #4A8AAB;
    --ip-primary-dark: #1E4159;
    --ip-secondary: #6B8E7F;        /* verde técnico */
    --ip-secondary-light: #92B5A6;
    --ip-accent: #D4A574;           /* arena/tierra suave */
    --ip-bg: #F7F5F2;               /* crema institucional */
    --ip-bg-card: #FFFFFF;
    --ip-bg-sidebar: #2C5F7F;
    --ip-bg-header: linear-gradient(135deg, #2C5F7F 0%, #4A8AAB 100%);
    --ip-text: #2D3E50;
    --ip-text-muted: #6C7A89;
    --ip-border: #E1E5EA;
    --ip-success: #5CB85C;
    --ip-warning: #F0AD4E;
    --ip-danger: #D9534F;
    --ip-shadow: 0 2px 6px rgba(44, 95, 127, 0.08);
    --ip-shadow-lg: 0 6px 18px rgba(44, 95, 127, 0.12);
}

* { box-sizing: border-box; }

body {
    font-family: 'Segoe UI', system-ui, -apple-system, Roboto, sans-serif;
    background-color: var(--ip-bg);
    color: var(--ip-text);
    margin: 0;
    min-height: 100vh;
}

/* === Layout === */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
    width: 250px;
    background: var(--ip-bg-sidebar);
    color: #fff;
    flex-shrink: 0;
    box-shadow: 2px 0 8px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar .brand {
    padding: 22px 18px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    gap: 10px;
}
.sidebar .brand .logo {
    width: 38px; height: 38px;
    background: var(--ip-accent);
    color: #2C5F7F;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
}
.sidebar .brand .text { line-height: 1.1; }
.sidebar .brand .name { font-weight: 700; font-size: 16px; }
.sidebar .brand .sub  { font-size: 11px; opacity: 0.75; }

.sidebar nav { padding: 12px 0; }
.sidebar nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #d6e4ed;
    text-decoration: none;
    padding: 11px 20px;
    font-size: 14px;
    border-left: 3px solid transparent;
    transition: all 0.15s;
}
.sidebar nav a:hover {
    background: rgba(255,255,255,0.07);
    color: #fff;
}
.sidebar nav a.active {
    background: rgba(255,255,255,0.10);
    color: #fff;
    border-left-color: var(--ip-accent);
}
.sidebar nav .group-title {
    padding: 14px 20px 6px;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: rgba(255,255,255,0.45);
}

.main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.topbar {
    background: var(--ip-bg-header);
    color: #fff;
    padding: 14px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--ip-shadow);
}
.topbar h1 { margin: 0; font-size: 19px; font-weight: 600; }
.topbar .subtitle { font-size: 12px; opacity: 0.8; }
.topbar .user {
    display: flex; align-items: center; gap: 10px;
    background: rgba(255,255,255,0.10);
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 13px;
}

.content { padding: 26px 28px; }

/* === Tarjetas y paneles === */
.card-ip {
    background: var(--ip-bg-card);
    border: 1px solid var(--ip-border);
    border-radius: 12px;
    box-shadow: var(--ip-shadow);
    padding: 22px;
    margin-bottom: 18px;
}
.card-ip .card-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 16px;
    color: var(--ip-primary-dark);
    border-bottom: 2px solid var(--ip-border);
    padding-bottom: 10px;
    display: flex; align-items: center; justify-content: space-between;
}

/* === Stat cards === */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 22px;
}
.stat-card {
    background: var(--ip-bg-card);
    border-radius: 12px;
    padding: 20px 22px;
    border: 1px solid var(--ip-border);
    box-shadow: var(--ip-shadow);
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; bottom: 0;
    width: 5px;
    background: var(--ip-primary);
}
.stat-card.accent::before { background: var(--ip-accent); }
.stat-card.secondary::before { background: var(--ip-secondary); }
.stat-card.dark::before { background: var(--ip-primary-dark); }
.stat-card .label { font-size: 12px; color: var(--ip-text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.stat-card .value { font-size: 32px; font-weight: 700; color: var(--ip-primary-dark); margin-top: 6px; }
.stat-card .icon  { position: absolute; right: 18px; top: 22px; font-size: 30px; opacity: 0.18; color: var(--ip-primary-dark); }

/* === Tablas === */
.table-ip {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--ip-shadow);
}
.table-ip thead th {
    background: var(--ip-primary-dark);
    color: #fff;
    font-weight: 500;
    font-size: 12.5px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 11px 14px;
    text-align: left;
}
.table-ip tbody td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--ip-border);
    font-size: 13.5px;
    color: var(--ip-text);
}
.table-ip tbody tr:hover { background: #F4F8FB; }
.table-ip tbody tr:last-child td { border-bottom: 0; }
.table-ip td.num, .table-ip th.num { text-align: right; font-variant-numeric: tabular-nums; }

/* === Botones === */
.btn-ip {
    background: var(--ip-primary);
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13.5px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    transition: all 0.15s;
}
.btn-ip:hover { background: var(--ip-primary-dark); color: #fff; }
.btn-ip.secondary { background: var(--ip-secondary); }
.btn-ip.secondary:hover { background: #557567; }
.btn-ip.accent { background: var(--ip-accent); color: #4A3A22; }
.btn-ip.accent:hover { background: #c7975f; }
.btn-ip.outline {
    background: transparent;
    color: var(--ip-primary);
    border: 1px solid var(--ip-primary);
}
.btn-ip.outline:hover { background: var(--ip-primary); color: #fff; }
.btn-ip.danger { background: var(--ip-danger); }
.btn-ip.danger:hover { background: #b94540; }
.btn-ip.sm { padding: 5px 11px; font-size: 12.5px; }

/* === Forms === */
.form-ip label {
    display: block;
    font-size: 12.5px;
    color: var(--ip-text-muted);
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.form-ip input[type=text],
.form-ip input[type=number],
.form-ip input[type=date],
.form-ip input[type=email],
.form-ip input[type=search],
.form-ip select,
.form-ip textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--ip-border);
    border-radius: 6px;
    font-size: 14px;
    color: var(--ip-text);
    background: #fff;
    transition: border 0.15s, box-shadow 0.15s;
}
.form-ip input:focus, .form-ip select:focus, .form-ip textarea:focus {
    outline: none;
    border-color: var(--ip-primary);
    box-shadow: 0 0 0 3px rgba(44, 95, 127, 0.12);
}
.form-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); }

/* === Badges === */
.badge-ip {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 14px;
    font-size: 11.5px;
    font-weight: 600;
    background: #E8F0F5;
    color: var(--ip-primary-dark);
}
.badge-ip.success { background: #DFF5DF; color: #2D7A2D; }
.badge-ip.warning { background: #FFF1D6; color: #8C6A1A; }
.badge-ip.danger  { background: #FADBD8; color: #922B21; }
.badge-ip.material { background: #E8F0F5; color: #1E4159; }
.badge-ip.mo { background: #FFF1D6; color: #8C6A1A; }
.badge-ip.equipo { background: #DDF1E8; color: #1F6B4F; }
.badge-ip.transporte { background: #F2E1F7; color: #5B2C82; }

/* === Flash messages === */
.flash {
    padding: 12px 18px;
    border-radius: 8px;
    margin-bottom: 18px;
    font-size: 14px;
    border-left: 4px solid;
}
.flash.success { background: #EAF7EA; color: #2D6A2D; border-color: var(--ip-success); }
.flash.error   { background: #FBE9E7; color: #8C2A22; border-color: var(--ip-danger); }
.flash.info    { background: #E8F0F5; color: var(--ip-primary-dark); border-color: var(--ip-primary); }

/* === Presupuesto summary === */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px,1fr));
    gap: 12px;
}
.summary-card {
    background: #F4F8FB;
    border-left: 4px solid var(--ip-primary);
    padding: 12px 16px;
    border-radius: 8px;
}
.summary-card.alt { border-left-color: var(--ip-accent); background: #FBF5EC; }
.summary-card.alt2 { border-left-color: var(--ip-secondary); background: #EFF4F1; }
.summary-card.alt3 { border-left-color: var(--ip-primary-dark); background: #E5EEF4; }
.summary-card .label { font-size: 11px; color: var(--ip-text-muted); text-transform: uppercase; }
.summary-card .value { font-size: 18px; font-weight: 700; color: var(--ip-primary-dark); margin-top: 4px; }

/* === Print === */
@media print {
    .sidebar, .topbar, .no-print { display: none !important; }
    .main { width: 100%; }
    .content { padding: 0; }
    .card-ip { box-shadow: none; border: 1px solid #ccc; }
    body { background: #fff; }
}

@media (max-width: 768px) {
    .sidebar { display: none; }
    .content { padding: 16px; }
}