* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: #f0f2f5; font-family: 'Segoe UI', Roboto, sans-serif; padding: 20px; color: #1a2c3e; }
.container { max-width: 1400px; margin: 0 auto; }
.header {
    background: linear-gradient(135deg, #0b2b26 0%, #1a4a3f 100%);
    color: white; padding: 1.5rem; border-radius: 28px; margin-bottom: 1rem;
}
.header h1 { font-size: 1.9rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { height: 42px; width: 42px; object-fit: cover; border-radius: 12px; background: #0b2b26; }
.header-buttons { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.user-badge { font-size: 0.85rem; opacity: 0.9; }
.btn-pdf { background: #dc2626; padding: 8px 18px; border-radius: 40px; font-weight: bold; border: none; color: white; cursor: pointer; }
.btn-backup { background: #2c7a5e; padding: 8px 18px; border-radius: 40px; border: none; color: white; cursor: pointer; }
.btn-danger { background: #991b1b; padding: 8px 18px; border-radius: 40px; border: none; color: white; cursor: pointer; }
.btn-add { background: #059669; padding: 8px 18px; border-radius: 40px; font-weight: bold; border: none; color: white; cursor: pointer; }

.main-nav {
    display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px;
    background: white; padding: 10px; border-radius: 20px; box-shadow: 0 4px 10px rgba(0,0,0,0.04);
}
.nav-link {
    text-decoration: none; color: #2c5a4a; font-weight: 600; padding: 10px 16px;
    border-radius: 30px; font-size: 0.85rem; transition: 0.15s;
}
.nav-link:hover { background: #eef2f5; }
.nav-link.active { background: #0f5e4a; color: white; }

.card {
    background: white; border-radius: 28px; padding: 1.4rem 1.6rem;
    box-shadow: 0 6px 14px rgba(0,0,0,0.05); margin-bottom: 24px; border: 1px solid #e9ecef;
}
.card h3 { font-size: 1.4rem; margin-bottom: 1rem; border-left: 5px solid #2c7a5e; padding-left: 14px; color: #1e3a3a; }
.stats-grid { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 8px; }
.stat-box { background: #f8fafc; padding: 12px 18px; border-radius: 20px; flex: 1; text-align: center; min-width: 150px; }
.stat-label { font-size: 0.75rem; text-transform: uppercase; font-weight: 600; color: #5b6e8c; }
.stat-value { font-size: 1.7rem; font-weight: 800; color: #1f4e3c; }
.table-wrapper { overflow-x: auto; border-radius: 24px; }
table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
th, td { padding: 12px 8px; text-align: left; border-bottom: 1px solid #e2e8f0; }
th { background: #eef2f5; font-weight: 700; color: #2c5a4a; }
button {
    background: #2c7a5e; border: none; color: white; padding: 6px 14px;
    border-radius: 40px; font-size: 0.75rem; font-weight: 600; cursor: pointer; margin: 2px;
}
button.danger { background: #b91c1c; }
button.warning { background: #d97706; }
button.info { background: #3b82f6; }
button.success { background: #059669; }
button.cyan { background: #0891b2; }
.form-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 16px 0; align-items: flex-end; }
.form-group { flex: 1; min-width: 140px; }
label { font-size: 0.7rem; font-weight: 700; display: block; color: #3a5a4e; }
input, select { width: 100%; padding: 10px 12px; border-radius: 20px; border: 1px solid #cbd5e1; font-size: 0.9rem; margin-top: 5px; }
.btn-primary { background: #0f5e4a; padding: 10px 22px; }
.modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.6); align-items: center; justify-content: center; z-index: 1000; }
.modal-content { background: white; max-width: 550px; width: 90%; padding: 2rem; border-radius: 32px; max-height: 80vh; overflow-y: auto; }
.flex-btns { display: flex; gap: 12px; justify-content: center; margin-top: 20px; }
.badge-cliente { background: #e9ecef; padding: 2px 8px; border-radius: 20px; font-size: 0.7rem; }
.badge-diario { background: #cffafe; color: #0e7490; padding: 2px 8px; border-radius: 20px; font-size: 0.7rem; font-weight: bold; }
.acuerdo-badge { background: #fef3c7; color: #d97706; padding: 2px 8px; border-radius: 20px; font-size: 0.7rem; font-weight: bold; }
.editable-amount { cursor: pointer; background-color: #fef9e3; padding: 4px 8px; border-radius: 12px; display: inline-block; transition: 0.2s; }
.editable-amount:hover { background-color: #ffefb9; transform: scale(1.02); }
.diario-card { background: #f0f9ff; border-left: 4px solid #0891b2; }
.alert-danger { background: #fee2e2; border-left: 4px solid #b91c1c; padding: 10px; margin-top: 10px; border-radius: 12px; font-size: 0.8rem; color: #991b1b; }
@media (max-width: 680px) { body { padding: 12px; } .stat-value { font-size: 1.3rem; } .main-nav { justify-content: center; } }

/* Login */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-box {
    background: white; border-radius: 32px; padding: 2.5rem; width: 100%; max-width: 380px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08); text-align: center;
}
.login-box h1 { color: #0f5e4a; margin-bottom: 4px; }
.login-logo { width: 96px; height: 96px; object-fit: cover; border-radius: 20px; margin-bottom: 12px; }
.login-box p.subtitle { color: #5b6e8c; font-size: 0.85rem; margin-bottom: 1.5rem; }
.login-box input { margin-bottom: 14px; }
.login-box button { width: 100%; padding: 12px; font-size: 0.95rem; }
.login-error { background: #fee2e2; color: #991b1b; padding: 10px; border-radius: 12px; font-size: 0.85rem; margin-bottom: 14px; }