:root {
    /* Primary Colors */
    --color-primary: #ff7b00;
    --color-accent: #ff9933;
    --color-orange: #ff7b00;

    /* Neutral Colors */
    --color-black: #1a1a1a;
    --color-white: #ffffff;
    --color-background: #fafafa;
    --color-gray-light: #f5f5f5;
    --color-gray: #e0e0e0;
    --color-gray-dark: #666666;
    --color-border: #e5e7eb;

    /* Shadows */
    --color-shadow: rgba(0, 0, 0, 0.08);
    --color-shadow-hover: rgba(0, 0, 0, 0.12);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);

    /* Border Radius */
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --border-radius-sm: 8px;

    /* Transition */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Poppins", sans-serif;
    background: linear-gradient(135deg, #fafafa 0%, #f0f0f0 100%);
    color: var(--color-black);
    line-height: 1.6;
    min-height: 100vh;
}

/* Login Page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-card {
    background: var(--color-white);
    padding: 48px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 900px;
    width: 100%;
}

/* Logo Container */
.logo-container {
    text-align: center;
    margin-bottom: 32px;
}

.logo-placeholder {
    width: 120px;
    height: 120px;
    margin: 0 auto;
    background: linear-gradient(
        135deg,
        var(--color-primary),
        var(--color-accent)
    );
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.logo-placeholder:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.logo-placeholder span {
    color: var(--color-white);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-header h1 {
    font-size: 32px;
    margin-bottom: 10px;
    color: var(--color-black);
}

.login-header p {
    color: var(--color-gray-dark);
}

.role-selection {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.role-card {
    background: var(--color-background);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 32px;
    text-align: center;
    text-decoration: none;
    color: var(--color-black);
    transition: var(--transition);
    cursor: pointer;
}

.role-card:hover {
    background: var(--color-white);
    border-color: var(--color-primary);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.role-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--color-gray-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-orange);
    transition: var(--transition);
}

.role-card:hover .role-icon {
    background: var(--color-orange);
    color: var(--color-white);
}

.role-card h2 {
    font-size: 24px;
    margin-bottom: 10px;
}

.role-card p {
    color: var(--color-gray-dark);
    font-size: 14px;
}

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

.login-footer a {
    color: var(--color-orange);
    text-decoration: none;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* Button Styles */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius-sm);
    font-family: "Poppins", sans-serif;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-primary:hover {
    background: #e66f00;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 123, 0, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--color-orange);
    border: 2px solid var(--color-orange);
}

.btn-outline:hover {
    background: var(--color-orange);
    color: var(--color-white);
}

.btn-danger {
    background: #dc3545;
    color: var(--color-white);
}

.btn-danger:hover {
    background: #c82333;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}

/* Card Styles */
.card {
    background: var(--color-white);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: 0 2px 10px var(--color-shadow);
    transition: var(--transition);
}

.card-hover:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 20px var(--color-shadow-hover);
}

.stat-card {
    text-align: center;
    padding: 30px 20px;
}

.stat-card .icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    background: var(--color-gray-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-orange);
}

.stat-card h3 {
    font-size: 32px;
    margin-bottom: 5px;
    color: var(--color-orange);
}

.stat-card p {
    color: var(--color-gray-dark);
    font-size: 14px;
}

/* Table Styles */
.table-container {
    background: var(--color-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 2px 10px var(--color-shadow);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: var(--color-gray-light);
    position: sticky;
    top: 0;
}

th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    color: var(--color-black);
}

td {
    padding: 15px;
    border-bottom: 1px solid var(--color-gray);
}

tbody tr:hover {
    background: var(--color-gray-light);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--color-white);
    border-radius: var(--border-radius);
    padding: 30px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-header {
    margin-bottom: 20px;
}

.modal-header h2 {
    font-size: 24px;
    margin-bottom: 5px;
}

.modal-header p {
    color: var(--color-gray-dark);
    font-size: 14px;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--color-gray-dark);
    line-height: 1;
}

.modal-close:hover {
    color: var(--color-black);
}

.form-group {
    margin-bottom: 20px;
}

.form-field {
    margin-bottom: 20px;
}

.form-field label,
.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--color-black);
    font-size: 14px;
}

.form-field input,
.form-field select,
.form-field textarea,
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-family: "Poppins", sans-serif;
    font-size: 14px;
    transition: var(--transition);
    background: var(--color-white);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus,
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 123, 0, 0.1);
}

.form-field small {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--color-gray-dark);
}

.form-field textarea,
.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.btn-secondary {
    background: var(--color-background);
    color: var(--color-black);
    border: 2px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-gray-light);
    border-color: var(--color-gray);
}

.modal-footer {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 30px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .login-card {
        padding: 30px 20px;
    }

    .role-selection {
        grid-template-columns: 1fr;
    }

    .modal {
        padding: 10px;
        align-items: flex-start;
        overflow-y: auto;
    }

    .modal-content {
        padding: 20px;
        max-width: 100%;
        margin: 0;
        max-height: 90vh;
        overflow-y: auto;
    }

    .modal-header h2 {
        font-size: 20px;
    }

    .modal-header p {
        font-size: 13px;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
    }

    .table-container {
        margin: 0 -20px;
        border-radius: 0;
    }

    .table-container table {
        min-width: 600px;
    }

    .table-container th,
    .table-container td {
        padding: 10px 8px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .modal-content {
        padding: 15px;
    }

    .modal-header h2 {
        font-size: 18px;
    }
}