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

:root {
    --bg-color: #FAF9F6;
    --primary-color: #4DB6AC; /* Muted Teal */
    --primary-hover-color: #26a69a;
    --text-color: #333333;
    --border-color: #E0E0E0;
    --light-gray-color: #F5F5F5;
    --success-bg: #e8f5e9;
    --success-text: #1b5e20;
    --error-bg: #ffebee;
    --error-text: #b71c1c;
    --shadow-color: rgba(0, 0, 0, 0.08);
    --font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    line-height: 1.6;
}

.main-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background-color: #fff;
    padding: 1.5rem;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: margin-left 0.3s ease-in-out;
}

.sidebar h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 0;
    color: var(--text-color);
}

.sidebar ul {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
    flex-grow: 1;
}

.sidebar ul li a {
    display: block;
    padding: 0.75rem 1.25rem;
    color: var(--text-color);
    text-decoration: none;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    font-weight: 600;
    transition: background-color 0.2s ease;
}

.sidebar ul li a:hover, .sidebar ul li a.active {
    background-color: var(--light-gray-color);
}

.sidebar .logout-btn {
    width: 100%;
    background-color: var(--error-bg);
    color: var(--error-text);
}
.sidebar .logout-btn:hover {
    background-color: #fdd;
    opacity: 1;
}


/* Content Area */
.content {
    flex-grow: 1;
    padding: 2rem;
    overflow-y: auto;
}

.wrap {
    max-width: 960px;
    margin: 0 auto;
}

h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.muted {
    color: #777;
    font-size: 1rem;
    margin-bottom: 2rem;
}

/* Forms */
form {
    background-color: #fff;
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.form-grid {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: repeat(2, 1fr);
}

.form-grid .full {
    grid-column: 1 / -1;
}

label {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
}

input[type="text"],
input[type="password"],
input[type="date"],
input[type="number"],
select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-color);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(77, 182, 172, 0.2);
}

.row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-row {
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
}

.checkbox-row input[type="checkbox"] {
    width: 1.2em;
    height: 1.2em;
}

.checkbox-row label {
    font-weight: normal;
    margin: 0;
}

input[type="checkbox"] {
    accent-color: var(--primary-color);
}

button {
    padding: 0.8rem 1.5rem;
    border: 0;
    border-radius: 8px;
    background-color: var(--primary-color);
    color: #fff;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    transition: background-color 0.2s ease;
}

button:hover {
    background-color: var(--primary-hover-color);
    opacity: 1;
}

/* Messages */
.msg {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
}

.ok {
    background-color: var(--success-bg);
    color: var(--success-text);
    border-color: var(--success-text);
}

.err {
    background-color: var(--error-bg);
    color: var(--error-text);
    border-color: var(--error-text);
}

/* Table */
table {
    width: 100%;
    border-collapse: collapse;
    background-color: #fff;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: var(--light-gray-color);
    font-weight: 600;
}

tbody tr:last-child th,
tbody tr:last-child td {
    border-bottom: 0;
}

tbody tr:nth-child(even) {
    background-color: var(--bg-color);
}

.badge {
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.ing {
    background-color: var(--success-bg);
    color: var(--success-text);
}

.gas {
    background-color: var(--error-bg);
    color: var(--error-text);
}

/* Login Page */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 1rem;
}

.login-box {
    width: 100%;
    max-width: 400px;
    background-color: #fff;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 25px var(--shadow-color);
}

.login-box h1 {
    text-align: center;
    margin-bottom: 2rem;
}

.login-box form label {
    margin-bottom: 0.5rem;
}

.login-box form input {
    margin-bottom: 1rem;
}

.login-box form button {
    width: 100%;
    margin-top: 1rem;
}

/* Collapsible sidebar */
body.sidebar-collapsed .sidebar {
    margin-left: -250px;
}

#menu-toggle {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    position: fixed;
    top: 1.5rem;
    left: 1.5rem;
    z-index: 1001;
    transition: left 0.3s ease-in-out;
}

#menu-toggle svg {
    stroke: #000;
}

body.sidebar-collapsed #menu-toggle {
    left: 1.5rem;
}

#menu-toggle .icon-menu,
#menu-toggle .icon-close {
    display: none;
}

body:not(.sidebar-collapsed) #menu-toggle .icon-close,
body.sidebar-collapsed #menu-toggle .icon-menu {
    display: block;
}

/* Responsive */
@media (max-width: 768px) {
    .main-container {
        flex-direction: column;
    }

    .sidebar {
        position: fixed;
        height: 100%;
        z-index: 1002;
    }

    .content {
        padding: 1.5rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }
}

/* Consult Page */
.consult-form {
    margin-bottom: 2rem;
}

.summary {
    background-color: #fff;
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    display: flex;
    gap: 2rem;
    justify-content: space-around;
    text-align: center;
}

.summary p {
    margin: 0;
    font-size: 1.1rem;
}

.summary p b {
    display: block;
    font-size: 0.9rem;
    color: #555;
    margin-bottom: 0.25rem;
}

.charts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.chart-box {
    background-color: #fff;
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.chart-box h3 {
    margin-top: 0;
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

#export-pdf {
    margin-bottom: 1rem;
    background-color: #6c757d;
}

#export-pdf:hover {
    background-color: #5a6268;
}

/* User Management */
.delete-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
    color: var(--error-text);
}
.delete-btn:hover {
    background-color: var(--error-bg);
}
.delete-btn svg {
    stroke: currentColor;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1002;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 2rem;
    border: 1px solid var(--border-color);
    width: 80%;
    max-width: 500px;
    border-radius: 12px;
    position: relative;
}

.close-btn {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    position: absolute;
    top: 10px;
    right: 20px;
}

.close-btn:hover,
.close-btn:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

.modal-content h2 {
    margin-top: 0;
}

.modal-content form {
    padding: 0;
    border: 0;
}

.delete-confirm-btn {
    background-color: var(--error-text);
    width: 100%;
    margin-top: 1rem;
}
.delete-confirm-btn:hover {
    background-color: #c62828;
}

/* Backup Page */
.backup-section {
    background-color: #fff;
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.backup-section h2 {
    margin-top: 0;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1rem;
}

.backup-section form {
    padding: 0;
    border: 0;
    margin: 0;
}

.backup-section .button {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    background-color: var(--primary-color);
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: background-color 0.2s ease;
}

.backup-section .button:hover {
    background-color: var(--primary-hover-color);
}