/* ==========================================================================
   N Staff Admin Page - Stylesheet
   ========================================================================== */

.admin-body {
    background: #f4f6fb;
    min-height: 100vh;
}

/* ========== Login Screen ========== */
.admin-login {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem 1rem;
    background: linear-gradient(135deg, #0a1f44 0%, #14296b 100%);
    position: relative;
    overflow-y: auto;
}

.admin-login::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.admin-login-box {
    position: relative;
    background: var(--white);
    width: 100%;
    max-width: 440px;
    border-radius: 24px;
    padding: 3rem 2.5rem 2.5rem;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
    z-index: 2;
}

/* X close button - back to home */
.admin-login-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--gray-100);
    color: var(--gray-500);
    text-decoration: none;
    font-size: 1rem;
    transition: var(--transition-base);
    z-index: 5;
}

.admin-login-close:hover {
    background: #fee2e2;
    color: #dc2626;
    transform: rotate(90deg);
}

.admin-login-logo {
    text-align: center;
    margin-bottom: 1.5rem;
}

.admin-login-logo img {
    height: 40px;
    margin: 0 auto;
    display: inline-block;
}

.admin-login-box h1 {
    font-size: 1.5rem;
    text-align: center;
    margin-bottom: 0.4rem;
    color: var(--navy-deep);
}

.admin-login-box > p {
    text-align: center;
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

/* Login form - 강조된 비밀번호 입력 */
#loginForm .form-group {
    margin-bottom: 1rem;
}

#loginForm .form-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--navy-deep);
    margin-bottom: 0.6rem;
}

#loginForm .form-label i {
    color: var(--blue-accent);
}

.login-password-input {
    width: 100%;
    padding: 0.95rem 1.1rem !important;
    font-size: 1rem !important;
    border: 2px solid var(--gray-200) !important;
    border-radius: 12px !important;
    background: var(--gray-50) !important;
    color: var(--gray-900) !important;
    font-family: inherit;
    transition: var(--transition-base);
    box-sizing: border-box;
    display: block;
}

.login-password-input:focus {
    outline: none !important;
    border-color: var(--blue-accent) !important;
    background: var(--white) !important;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12) !important;
}

#loginForm .form-submit {
    width: 100%;
    padding: 0.95rem;
    font-size: 1rem;
    font-weight: 600;
    background: var(--navy-primary);
    color: var(--white);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

#loginForm .form-submit:hover {
    background: var(--blue-accent);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(20, 41, 107, 0.25);
}

.login-error {
    color: #dc2626;
    font-size: 0.85rem;
    margin-bottom: 1rem;
    min-height: 1.2rem;
    text-align: center;
    font-weight: 500;
}

.admin-login-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-100);
}

.admin-login-footer a {
    color: var(--gray-500);
    font-size: 0.85rem;
    text-decoration: none;
}

.admin-login-footer a:hover {
    color: var(--navy-primary);
}

/* ========== Top Bar ========== */
.admin-topbar {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(10, 31, 68, 0.04);
}

.admin-topbar-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.admin-brand img {
    height: 28px;
}

.admin-brand strong {
    display: block;
    color: var(--navy-deep);
    font-size: 0.95rem;
    font-weight: 700;
}

.admin-brand span {
    display: block;
    color: var(--gray-500);
    font-size: 0.75rem;
    margin-top: 2px;
}

.admin-topbar-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.admin-link {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    color: var(--gray-700);
    border-radius: 8px;
    text-decoration: none;
    transition: var(--transition-base);
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.admin-link:hover {
    background: var(--gray-100);
    color: var(--navy-primary);
}

.admin-link.logout:hover {
    background: #fef2f2;
    color: #dc2626;
}

/* ========== Main Layout ========== */
.admin-main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2.5rem 1.5rem 4rem;
}

.admin-page-title {
    margin-bottom: 2rem;
}

.admin-page-title h1 {
    font-size: 1.5rem;
    color: var(--navy-deep);
    margin-bottom: 0.4rem;
}

.admin-page-title p {
    color: var(--gray-500);
    font-size: 0.9rem;
}

/* ========== Stat Cards ========== */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.admin-stat-card {
    background: var(--white);
    border-radius: 14px;
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition-base);
}

.admin-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.admin-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--white);
    flex-shrink: 0;
}

.admin-stat-icon.total { background: linear-gradient(135deg, #14296b, #2563eb); }
.admin-stat-icon.new { background: linear-gradient(135deg, #f59e0b, #f97316); }
.admin-stat-icon.progress { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.admin-stat-icon.done { background: linear-gradient(135deg, #10b981, #059669); }

.admin-stat-label {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 0.25rem;
    font-weight: 500;
}

.admin-stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--navy-deep);
    line-height: 1;
}

/* ========== Toolbar ========== */
.admin-toolbar {
    background: var(--white);
    border-radius: 14px;
    padding: 1rem 1.25rem;
    border: 1px solid var(--gray-200);
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.admin-toolbar-left,
.admin-toolbar-right {
    display: flex;
    gap: 0.6rem;
    align-items: center;
    flex-wrap: wrap;
}

.admin-search {
    position: relative;
    min-width: 280px;
}

.admin-search i {
    position: absolute;
    left: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: 0.85rem;
}

.admin-search input {
    width: 100%;
    padding: 0.55rem 0.85rem 0.55rem 2.25rem;
    border: 1px solid var(--gray-300);
    border-radius: 10px;
    font-size: 0.875rem;
    font-family: inherit;
    color: var(--gray-800);
    background: var(--gray-50);
    transition: var(--transition-base);
}

.admin-search input:focus {
    outline: none;
    border-color: var(--blue-accent);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.admin-select {
    padding: 0.55rem 0.85rem;
    border: 1px solid var(--gray-300);
    border-radius: 10px;
    font-size: 0.875rem;
    font-family: inherit;
    color: var(--gray-800);
    background: var(--gray-50);
    cursor: pointer;
    transition: var(--transition-base);
}

.admin-select:focus {
    outline: none;
    border-color: var(--blue-accent);
    background: var(--white);
}

/* ========== Buttons ========== */
.admin-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 1rem;
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition-base);
    text-decoration: none;
}

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

.admin-btn-primary:hover {
    background: var(--blue-accent);
    color: var(--white);
}

.admin-btn-ghost {
    background: var(--gray-100);
    color: var(--gray-700);
}

.admin-btn-ghost:hover {
    background: var(--gray-200);
    color: var(--navy-primary);
}

.admin-btn-danger {
    background: #fef2f2;
    color: #dc2626;
}

.admin-btn-danger:hover {
    background: #dc2626;
    color: var(--white);
}

/* ========== Inquiries List ========== */
.inquiries-list {
    display: grid;
    gap: 0.85rem;
}

.loading-state,
.empty-state {
    background: var(--white);
    border-radius: 14px;
    padding: 4rem 2rem;
    text-align: center;
    color: var(--gray-500);
    border: 1px solid var(--gray-200);
}

.loading-state i {
    font-size: 1.5rem;
    color: var(--blue-accent);
    margin-right: 0.5rem;
}

.empty-state i {
    font-size: 3rem;
    color: var(--gray-300);
    margin-bottom: 1rem;
    display: block;
}

.empty-state strong {
    display: block;
    color: var(--gray-700);
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
}

/* ========== Inquiry Card ========== */
.inquiry-card {
    background: var(--white);
    border-radius: 14px;
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--gray-200);
    cursor: pointer;
    transition: var(--transition-base);
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1.25rem;
    align-items: center;
}

.inquiry-card:hover {
    border-color: var(--blue-accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.inquiry-card.unread {
    border-left: 4px solid #f59e0b;
}

.inquiry-card-status {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    min-width: 60px;
}

.status-badge {
    padding: 0.25rem 0.7rem;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.status-badge.접수 {
    background: #fef3c7;
    color: #d97706;
}

.status-badge.처리중 {
    background: #dbeafe;
    color: #2563eb;
}

.status-badge.완료 {
    background: #d1fae5;
    color: #059669;
}

.service-tag {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    background: var(--gray-100);
    color: var(--gray-700);
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.inquiry-card-body {
    min-width: 0;
}

.inquiry-card-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.4rem;
    flex-wrap: wrap;
}

.inquiry-card-company {
    font-weight: 700;
    color: var(--navy-deep);
    font-size: 1rem;
}

.inquiry-card-divider {
    color: var(--gray-300);
}

.inquiry-card-contact {
    color: var(--gray-600);
    font-size: 0.85rem;
}

.inquiry-card-subject {
    font-size: 0.95rem;
    color: var(--gray-800);
    margin-bottom: 0.35rem;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.inquiry-card-preview {
    color: var(--gray-500);
    font-size: 0.85rem;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
}

.inquiry-card-time {
    text-align: right;
    color: var(--gray-400);
    font-size: 0.75rem;
    white-space: nowrap;
}

.inquiry-card-time strong {
    display: block;
    color: var(--gray-600);
    font-weight: 500;
    margin-bottom: 2px;
}

/* ========== Modal ========== */
.admin-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.admin-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(10, 31, 68, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.admin-modal-content {
    position: relative;
    background: var(--white);
    border-radius: 20px;
    width: 100%;
    max-width: 720px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.25);
    animation: modalSlideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.admin-modal-header {
    padding: 1.5rem 2rem 1.25rem;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}

.admin-modal-header h2 {
    font-size: 1.2rem;
    color: var(--navy-deep);
    margin-top: 0.5rem;
    line-height: 1.4;
}

.admin-modal-close {
    background: none;
    border: none;
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    color: var(--gray-500);
    font-size: 1.2rem;
    flex-shrink: 0;
    transition: var(--transition-base);
}

.admin-modal-close:hover {
    background: var(--gray-100);
    color: var(--gray-800);
}

.admin-modal-body {
    padding: 1.5rem 2rem;
    overflow-y: auto;
    flex: 1;
}

.modal-meta {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    background: var(--gray-50);
    border-radius: 12px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.modal-meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.modal-meta-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.modal-meta-label i {
    margin-right: 0.3rem;
}

.modal-meta-value {
    font-size: 0.9rem;
    color: var(--navy-deep);
    font-weight: 500;
    word-break: break-all;
}

.modal-meta-value small {
    color: var(--gray-500);
    font-weight: 400;
    margin-left: 0.4rem;
}

.modal-meta-value a {
    color: var(--blue-accent);
    text-decoration: none;
}

.modal-meta-value a:hover {
    text-decoration: underline;
}

.status-select {
    padding: 0.4rem 0.7rem;
    font-size: 0.85rem;
    font-weight: 600;
}

.modal-section {
    margin-bottom: 1.5rem;
}

.modal-section h3 {
    font-size: 0.85rem;
    color: var(--gray-700);
    margin-bottom: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
}

.modal-section h3 small {
    text-transform: none;
    letter-spacing: 0;
    font-weight: 400;
    color: var(--gray-400);
    margin-left: 0.4rem;
    font-size: 0.75rem;
}

.modal-section h3 i {
    color: var(--blue-accent);
    margin-right: 0.3rem;
}

.modal-message-box {
    background: var(--gray-50);
    border-radius: 12px;
    padding: 1.25rem;
    color: var(--gray-800);
    line-height: 1.7;
    font-size: 0.95rem;
    white-space: pre-wrap;
    word-break: break-word;
    border: 1px solid var(--gray-200);
}

#modalAdminNote {
    min-height: 100px;
}

.admin-modal-footer {
    padding: 1.25rem 2rem;
    border-top: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    background: var(--gray-50);
    border-radius: 0 0 20px 20px;
}

.footer-right-group {
    display: flex;
    gap: 0.5rem;
}

/* ========== Toast ========== */
.admin-toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--navy-deep);
    color: var(--white);
    padding: 0.85rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    z-index: 2000;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: toastSlideIn 0.3s ease;
    max-width: 400px;
}

.admin-toast.success {
    background: #059669;
}

.admin-toast.error {
    background: #dc2626;
}

@keyframes toastSlideIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ========== Responsive ========== */
@media (max-width: 480px) {
    .admin-login-box {
        padding: 2.5rem 1.5rem 2rem;
        max-width: 100%;
        border-radius: 20px;
    }

    .admin-login-close {
        top: 0.75rem;
        right: 0.75rem;
        width: 36px;
        height: 36px;
    }

    .admin-login-box h1 {
        font-size: 1.3rem;
    }

    .admin-login-logo img {
        height: 36px;
    }
}

@media (max-width: 768px) {
    .admin-topbar-inner {
        padding: 0.85rem 1rem;
    }

    .admin-brand span {
        display: none;
    }

    .admin-main {
        padding: 1.5rem 1rem 3rem;
    }

    .admin-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .admin-toolbar-left,
    .admin-toolbar-right {
        width: 100%;
    }

    .admin-search {
        flex: 1;
        min-width: 0;
    }

    .inquiry-card {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .inquiry-card-status {
        flex-direction: row;
        min-width: 0;
        justify-content: flex-start;
    }

    .inquiry-card-time {
        text-align: left;
    }

    .modal-meta {
        grid-template-columns: 1fr;
    }

    .admin-modal-content {
        max-height: 95vh;
    }

    .admin-modal-header,
    .admin-modal-body,
    .admin-modal-footer {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .admin-modal-footer {
        flex-direction: column-reverse;
        align-items: stretch;
    }

    .footer-right-group {
        width: 100%;
    }

    .footer-right-group .admin-btn {
        flex: 1;
        justify-content: center;
    }

    #deleteBtn {
        width: 100%;
        justify-content: center;
    }

    .admin-toast {
        left: 1rem;
        right: 1rem;
        bottom: 1rem;
        max-width: none;
    }
}