/* AdminN8N v1.3 Rev 0 - Core Stylesheet & Custom Modal UI */
:root {
    --primary-color: #0A2540;   
    --accent-color: #F2A900;    
    --background-color: #F8F9FA;
    --text-color: #333333;
    --white: #FFFFFF;
    --border-color: #E2E8F0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Auth / Login Layout */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
    padding: 20px;
}

.login-card {
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    border-top: 5px solid var(--primary-color);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    color: var(--primary-color);
    font-size: 24px;
    margin-bottom: 5px;
}

.login-header p {
    color: #666;
    font-size: 14px;
}

/* Form Styling */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
    color: var(--primary-color);
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

.btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 4px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
    font-size: 14px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #051424;
}

.alert {
    padding: 12px;
    background-color: #FED7D7;
    color: #C53030;
    border-radius: 4px;
    margin-bottom: 20px;
    font-size: 14px;
    border-left: 4px solid #C53030;
}

/* Main Dashboard Layout */
header {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header .logo-area h1 {
    font-size: 20px;
    letter-spacing: 1px;
}

header .logo-area span {
    color: var(--accent-color);
}

header .user-area a {
    color: var(--white);
    text-decoration: none;
    font-size: 14px;
    padding: 8px 16px;
    border: 1px solid var(--white);
    border-radius: 4px;
    transition: all 0.3s;
}

header .user-area a:hover {
    background-color: var(--white);
    color: var(--primary-color);
}

main {
    max-width: 1200px;
    width: 100%;
    margin: 30px auto;
    padding: 0 20px;
    flex: 1;
}

.workspace {
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    padding: 30px;
    border-left: 5px solid var(--accent-color);
}

.workspace-header {
    margin-bottom: 25px;
    border-bottom: 2px solid var(--background-color);
    padding-bottom: 15px;
}

.workspace-header h2 {
    color: var(--primary-color);
}

.btn-save-hierarchy {
    margin-top: 25px;
    background-color: var(--accent-color);
    color: var(--primary-color);
    max-width: 250px;
}

.btn-save-hierarchy:hover {
    background-color: #d49400;
}

.btn-save-hierarchy:disabled { 
    background-color: #ccc; 
    cursor: not-allowed; 
    color: #666; 
}

footer {
    text-align: center;
    padding: 20px;
    font-size: 12px;
    color: #666;
    border-top: 1px solid var(--border-color);
    background: var(--white);
}

/* --- CUSTOM MODAL (UX PENGGANTI ALERT) --- */
.modal-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(10, 37, 64, 0.6);
    display: flex; justify-content: center; align-items: center;
    z-index: 9999;
    opacity: 0; visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.show {
    opacity: 1; visibility: visible;
}

.modal-box {
    background: var(--white);
    width: 90%; max-width: 400px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    transform: scale(0.8);
    transition: transform 0.3s ease;
    border-top: 5px solid var(--accent-color);
}

.modal-overlay.show .modal-box {
    transform: scale(1);
}

.modal-header {
    padding: 15px 20px;
    font-weight: bold;
    font-size: 18px;
    color: var(--primary-color);
    background-color: var(--background-color);
    border-bottom: 1px solid var(--border-color);
}

.modal-body {
    padding: 25px 20px;
    font-size: 15px;
    color: var(--text-color);
    text-align: center;
    line-height: 1.5;
}

.modal-footer {
    padding: 15px 20px;
    background-color: var(--background-color);
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.modal-footer .btn {
    max-width: 150px;
    margin: 0 auto;
}