/* ===========================
   공통 스타일 - style.css
   화물운송 관리 시스템
=========================== */

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --secondary: #0f172a;
    --success: #16a34a;
    --success-light: #dcfce7;
    --warning: #d97706;
    --warning-light: #fef3c7;
    --danger: #dc2626;
    --danger-light: #fee2e2;
    --info: #0891b2;
    --info-light: #cffafe;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --white: #ffffff;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.15), 0 4px 10px -5px rgba(0,0,0,0.08);
    --shadow-xl: 0 20px 50px -12px rgba(0,0,0,0.25);
    --font: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
}

/* ===== HEADER ===== */
.main-header {
    background: var(--secondary);
    color: var(--white);
    padding: 0 24px;
    min-height: 64px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.header-content {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
}

.logo i {
    color: #60a5fa;
    font-size: 1.5rem;
}

.logo a {
    color: #60a5fa;
    text-decoration: none;
    transition: var(--transition);
}

.logo a:hover {
    color: var(--white);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: var(--font);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background: var(--gray-700);
    color: var(--white);
    border-color: var(--gray-700);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--gray-800);
    border-color: var(--gray-800);
}

.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border-color: var(--gray-300);
}

.btn-outline:hover:not(:disabled) {
    background: var(--gray-100);
    border-color: var(--gray-400);
}

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

.btn-success:hover:not(:disabled) {
    background: #15803d;
    transform: translateY(-1px);
}

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

.btn-warning:hover:not(:disabled) {
    background: #b45309;
}

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

.btn-danger:hover:not(:disabled) {
    background: #b91c1c;
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.82rem;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ===== HERO ===== */
.hero {
    background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 50%, #1d4ed8 100%);
    color: var(--white);
    padding: 80px 24px;
    text-align: center;
}

.hero-content {
    max-width: 700px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.hero p {
    font-size: 1.1rem;
    opacity: 0.85;
    margin-bottom: 32px;
}

.hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-outline.hero-btn {
    border-color: rgba(255,255,255,0.5);
    color: var(--white);
}

/* ===== STATS BAR ===== */
.stats-bar {
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 20px 24px;
    box-shadow: var(--shadow);
}

.stats-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-item > i {
    font-size: 1.8rem;
    color: var(--primary);
    width: 40px;
    text-align: center;
}

.stat-num {
    display: block;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.2;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* ===== ROOMS SECTION ===== */
.rooms-section {
    padding: 48px 24px;
    max-width: 1400px;
    margin: 0 auto;
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.section-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

/* ===== SEARCH BAR ===== */
.search-bar {
    position: relative;
    margin-bottom: 24px;
}

.search-bar i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    pointer-events: none;
}

.search-bar input {
    width: 100%;
    padding: 12px 16px 12px 42px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: var(--font);
    background: var(--white);
    transition: var(--transition);
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.search-bar.compact {
    margin-bottom: 0;
    max-width: 300px;
}

/* ===== ROOM GRID ===== */
.room-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.room-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    border: 2px solid var(--gray-200);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.room-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary);
}

.room-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.room-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 16px;
}

.room-card-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 8px;
}

.room-card-name i {
    color: var(--primary);
}

.room-lock-icon {
    color: var(--gray-400);
    font-size: 1rem;
}

.room-card-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.room-info-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--gray-600);
}

.room-info-row i {
    width: 16px;
    color: var(--gray-400);
}

.room-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--gray-100);
}

.room-delivery-count {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--gray-500);
}

.room-enter-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    background: var(--primary-light);
    padding: 6px 14px;
    border-radius: 20px;
    transition: var(--transition);
}

.room-card:hover .room-enter-btn {
    background: var(--primary);
    color: var(--white);
}

/* ===== FORM ELEMENTS ===== */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-family: var(--font);
    color: var(--gray-800);
    background: var(--white);
    transition: var(--transition);
}

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

.form-group textarea {
    min-height: 80px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 24px;
}

.required {
    color: var(--danger);
    font-weight: 700;
}

.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-icon input {
    padding-right: 44px;
}

.toggle-pw {
    position: absolute;
    right: 10px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-400);
    padding: 4px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.toggle-pw:hover {
    color: var(--gray-600);
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: modalIn 0.2s ease;
}

.modal-sm {
    max-width: 380px;
}

.modal-lg {
    max-width: 700px;
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(20px) scale(0.97); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px 20px;
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-close {
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    font-size: 1rem;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

.modal-body {
    padding: 24px 28px;
}

/* ===== TABS ===== */
.tab-nav {
    display: flex;
    gap: 4px;
    background: var(--gray-100);
    padding: 6px;
    border-radius: var(--radius);
    margin: 24px 0 16px;
}

.tab-btn {
    flex: 1;
    padding: 10px 16px;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-600);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.tab-btn.active {
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ===== STATUS BADGES ===== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 700;
}

.status-waiting { background: var(--gray-100); color: var(--gray-600); }
.status-loading { background: var(--warning-light); color: var(--warning); }
.status-transit { background: var(--info-light); color: var(--info); }
.status-delivered { background: var(--success-light); color: var(--success); }

/* ===== LOADING SPINNER ===== */
.loading-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 60px 20px;
    color: var(--gray-400);
    font-size: 1rem;
    grid-column: 1/-1;
}

.loading-spinner i {
    font-size: 1.5rem;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-400);
    grid-column: 1/-1;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 16px;
    display: block;
}

.empty-state p {
    font-size: 1rem;
}

/* ===== TOAST NOTIFICATION ===== */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--gray-900);
    color: var(--white);
    padding: 14px 22px;
    border-radius: var(--radius);
    font-size: 0.92rem;
    font-weight: 500;
    box-shadow: var(--shadow-xl);
    z-index: 9999;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    pointer-events: none;
    max-width: 350px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast.toast-success { background: var(--success); }
.toast.toast-error { background: var(--danger); }
.toast.toast-warning { background: var(--warning); }

/* ===== ERROR MESSAGE ===== */
.error-msg {
    background: var(--danger-light);
    color: var(--danger);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid #fca5a5;
}

/* ===== TAB TOOLBAR ===== */
.tab-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.filter-btns {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    flex: 1;
}

.filter-btn {
    padding: 6px 14px;
    border: 2px solid var(--gray-200);
    border-radius: 20px;
    background: var(--white);
    font-family: var(--font);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-600);
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

/* ===== BADGE ===== */
.badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 12px;
    line-height: 1;
    white-space: nowrap;
}

.badge-success {
    background: var(--success-light);
    color: var(--success);
}

.badge-warning {
    background: var(--warning-light);
    color: var(--warning);
}

.badge-danger {
    background: var(--danger-light);
    color: var(--danger);
}

.badge-info {
    background: var(--info-light);
    color: var(--info);
}

.badge-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
}

/* ===== FOOTER ===== */
.main-footer {
    text-align: center;
    padding: 24px;
    color: var(--gray-500);
    font-size: 0.85rem;
    border-top: 1px solid var(--gray-200);
    margin-top: 60px;
}

/* ===== LIGHTBOX ===== */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.9);
    z-index: 9000;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    text-align: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 85vh;
    border-radius: var(--radius);
    object-fit: contain;
}

.lightbox-content p {
    color: var(--white);
    margin-top: 12px;
    font-size: 0.95rem;
}

.lightbox-close {
    position: absolute;
    top: -44px;
    right: 0;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hero h1 { font-size: 1.6rem; }
    .hero p { font-size: 0.95rem; }
    .hero-btns { flex-direction: column; align-items: center; }

    .stats-container { gap: 24px; }
    .stat-num { font-size: 1.3rem; }

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

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

    .modal { max-width: 100%; max-height: 95vh; }
    .modal-header, .modal-body { padding: 18px 20px; }

    .tab-nav { flex-direction: row; }
    .tab-btn { font-size: 0.8rem; padding: 8px 10px; }

    .tab-toolbar { flex-direction: column; align-items: flex-start; }
    .filter-btns { width: 100%; }

    .toast { bottom: 16px; right: 16px; left: 16px; max-width: unset; }
}

@media (max-width: 480px) {
    .main-header { padding: 0 16px; }
    .logo span { font-size: 1rem; }
    .rooms-section { padding: 32px 16px; }
    .section-header { flex-direction: column; align-items: flex-start; gap: 12px; }
}

/* ===== DELIVERY CARDS ===== */
.delivery-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px;
    border: 2px solid var(--gray-200);
    transition: var(--transition);
    cursor: pointer;
    margin-bottom: 12px;
}

.delivery-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.delivery-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.delivery-driver-name {
    font-weight: 700;
    font-size: 1rem;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 8px;
}

.delivery-card-body {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
}

.delivery-info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--gray-600);
}

.delivery-info-item i {
    width: 16px;
    color: var(--gray-400);
    flex-shrink: 0;
}

.delivery-card-footer {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.82rem;
    color: var(--gray-500);
}

.doc-icons {
    display: flex;
    gap: 6px;
}

.doc-icon {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.doc-icon.has-doc {
    background: var(--success-light);
    color: var(--success);
}

.doc-icon.no-doc {
    background: var(--gray-100);
    color: var(--gray-400);
}

/* ===== room pw title ===== */
.room-pw-title {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--gray-900);
    text-align: center;
    margin-bottom: 20px;
    padding: 12px;
    background: var(--primary-light);
    border-radius: var(--radius-sm);
}