/* HostPanel Pro - Login */
:root {
    --primary: #1a56db;
    --primary-dark: #1648b8;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --white: #ffffff;
    --success: #059669;
    --danger: #dc2626;
    --warning: #d97706;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --radius: 6px;
}

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

body {
    font-family: var(--font);
    background: var(--gray-100);
    min-height: 100vh;
    color: var(--gray-800);
}

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

.login-box {
    background: var(--white);
    border-radius: 8px;
    border: 1px solid var(--gray-200);
    width: 100%;
    max-width: 420px;
}

.login-header {
    padding: 32px 32px 24px;
    border-bottom: 1px solid var(--gray-100);
    text-align: center;
}

.login-header h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.login-header h1 i {
    color: var(--primary);
    font-size: 22px;
}

.login-header p {
    font-size: 13px;
    color: var(--gray-500);
}

.login-body {
    padding: 24px 32px;
}

/* Tabs */
.login-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 20px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
}

.login-tab {
    flex: 1;
    padding: 9px 16px;
    text-align: center;
    border: none;
    background: var(--white);
    font-family: var(--font);
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-500);
    cursor: pointer;
    transition: all .15s ease;
    border-right: 1px solid var(--gray-200);
}

.login-tab:last-child { border-right: none; }

.login-tab.active {
    background: var(--primary);
    color: var(--white);
}

.login-tab:hover:not(.active) {
    background: var(--gray-50);
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 5px;
}

.form-control {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 14px;
    color: var(--gray-800);
    transition: border-color .15s ease;
    background: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(26, 86, 219, 0.1);
}

.form-control::placeholder {
    color: var(--gray-400);
}

.input-icon {
    position: relative;
}

.input-icon .form-control {
    padding-left: 38px;
}

.input-icon i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: 14px;
}

.form-row {
    display: flex;
    gap: 12px;
}

.form-row .form-group { flex: 1; }

.form-check {
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-check input[type="checkbox"] {
    width: 15px;
    height: 15px;
    accent-color: var(--primary);
}

.form-check label {
    font-size: 13px;
    color: var(--gray-600);
    margin: 0;
    font-weight: 400;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 18px;
    border: none;
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all .15s ease;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    width: 100%;
    padding: 11px;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-success { background: var(--success); color: var(--white); }
.btn-danger { background: var(--danger); color: var(--white); }
.btn-outline {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-600);
}
.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Alerts */
.alert {
    padding: 10px 14px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.alert-success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.alert-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert-warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }

.alert-close {
    margin-left: auto;
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    opacity: 0.5;
    color: inherit;
}

.alert-close:hover { opacity: 1; }

/* Footer */
.login-footer {
    text-align: center;
    padding: 16px 32px 24px;
    font-size: 12px;
    color: var(--gray-400);
    border-top: 1px solid var(--gray-100);
}

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

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

.login-footer p + p {
    margin-top: 4px;
}

/* Responsive */
@media (max-width: 480px) {
    .login-header { padding: 24px 20px 20px; }
    .login-body { padding: 20px; }
    .login-footer { padding: 16px 20px 20px; }
    .form-row { flex-direction: column; }
}