/* =========================================================================
   PREMIUM UI ENHANCEMENTS FOR SUPER-QR-TOOL
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* Main Fonts and Overrides */
.qr-code-main, .code-operate-container, .tabs, .tab-content, .el-button {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
}

/* -------------------------------------------------------------------------
   TABS DESIGN (Pill & Floating Style)
   ------------------------------------------------------------------------- */
.tabs {
    display: flex;
    gap: 0.6rem;
    overflow-x: auto;
    border-bottom: none;
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    scrollbar-width: none; /* Firefox */
}
.tabs::-webkit-scrollbar {
    display: none; /* Chrome, Safari */
}

.tab-button {
    flex: 0 0 auto;
    padding: 0.6rem 1.2rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: #6B7280;
    background: transparent;
    border: 2px solid transparent;
    border-radius: 999px; /* Pill shape */
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
}

.tab-button:hover {
    background-color: #F3F4F6;
    color: #374151;
    transform: translateY(-1px);
}

.tab-button.active {
    background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
    border: 2px solid transparent;
}

/* -------------------------------------------------------------------------
   TAB CONTENT & ANIMATIONS
   ------------------------------------------------------------------------- */
.tab-content {
    opacity: 0;
    transform: translateY(10px);
    display: none;
}
.tab-content.active-tab-anim {
    display: block;
    animation: slideUpFade 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes slideUpFade {
    0% { opacity: 0; transform: translateY(15px); }
    100% { opacity: 1; transform: translateY(0); }
}

.tab-content h2 {
    font-size: 1.2rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.tab-content h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: #4F46E5;
    border-radius: 3px;
}

/* -------------------------------------------------------------------------
   FORMS & INPUTS (Smooth & Modern)
   ------------------------------------------------------------------------- */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: #374151;
}

.tab-content input[type="text"], 
.tab-content input[type="email"], 
.tab-content textarea, 
.tab-content select {
    width: 100%;
    padding: 0.8rem 1rem;
    margin-bottom: 1rem;
    background: #F9FAFB;
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.95rem;
    color: #111827;
    transition: all 0.3s ease;
}

.tab-content input:focus, 
.tab-content textarea:focus, 
.tab-content select:focus {
    outline: none;
    background: #FFFFFF;
    border-color: #6366F1;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.tab-content textarea {
    resize: vertical;
    min-height: 100px;
}

/* Grid for forms */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1rem;
}
.grid-2 input, .grid-2 textarea, .grid-2 select {
    margin-bottom: 0;
}

/* -------------------------------------------------------------------------
   BUTTONS (Interactive & Clean)
   ------------------------------------------------------------------------- */
.btn-super-generate {
    width: 100%;
    padding: 1rem !important;
    font-size: 1.1rem !important;
    font-weight: 600 !important;
    border-radius: 12px !important;
    background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%) !important;
    border: none !important;
    box-shadow: 0 8px 16px rgba(79, 70, 229, 0.25) !important;
    color: white !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.5rem !important;
}

.btn-super-generate:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 12px 20px rgba(79, 70, 229, 0.35) !important;
}
.btn-super-generate:active {
    transform: translateY(0) !important;
    box-shadow: 0 4px 8px rgba(79, 70, 229, 0.2) !important;
}
.btn-super-generate:disabled {
    opacity: 0.7 !important;
    cursor: not-allowed !important;
    transform: none !important;
}

/* Upload Button */
.upload-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.6rem 1.2rem;
    background: #EEF2FF;
    color: #4F46E5;
    border: 1px dashed #6366F1;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}
.upload-btn:hover {
    background: #E0E7FF;
}

/* -------------------------------------------------------------------------
   RESULTS SECTION & GLASSMORPHISM TABLE
   ------------------------------------------------------------------------- */
#resultsSection {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    padding: 2rem;
    margin-top: 2rem;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.results-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #111827;
    margin: 0;
}

.qr-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 0.5rem;
    text-align: left;
}

.qr-table th {
    background-color: transparent;
    font-weight: 600;
    color: #6B7280;
    padding: 1rem;
    border-bottom: 2px solid #E5E7EB;
}

.qr-table td {
    padding: 1rem;
    background: #FFFFFF;
    border-top: 1px solid #F3F4F6;
    border-bottom: 1px solid #F3F4F6;
}
.qr-table tr td:first-child {
    border-left: 1px solid #F3F4F6;
    border-top-left-radius: 12px;
    border-bottom-left-radius: 12px;
}
.qr-table tr td:last-child {
    border-right: 1px solid #F3F4F6;
    border-top-right-radius: 12px;
    border-bottom-right-radius: 12px;
}

.qr-table tr {
    transition: all 0.2s ease;
}
.qr-table tr:hover td {
    background: #EEF2FF;
    border-color: #E0E7FF;
}

.url-cell {
    max-width: 250px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: monospace;
    color: #374151;
}
.url-cell:hover {
    white-space: normal;
    word-break: break-all;
    background: #F3F4F6;
    padding: 0.5rem;
    border-radius: 6px;
    position: relative;
    z-index: 10;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

/* Table Actions */
.btn-action {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
}
.btn-download {
    background: #EEF2FF;
    color: #4F46E5;
}
.btn-download:hover {
    background: #4F46E5;
    color: white;
}
.btn-view {
    background: #F3F4F6;
    color: #4B5563;
}
.btn-view:hover {
    background: #374151;
    color: white;
}

/* Custom Checkbox */
.custom-checkbox {
    width: 18px;
    height: 18px;
    accent-color: #4F46E5;
    cursor: pointer;
}

/* -------------------------------------------------------------------------
   PAGINATION
   ------------------------------------------------------------------------- */
.pagination-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}
.page-btn {
    min-width: 38px;
    height: 38px;
    border: 1px solid #E5E7EB;
    border-radius: 10px;
    background: white;
    color: #374151;
    font-weight: 500;
    transition: all 0.2s ease;
}
.page-btn:hover:not(.disabled):not(.active) {
    border-color: #6366F1;
    color: #6366F1;
    background: #EEF2FF;
}
.page-btn.active {
    background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.2);
}

/* -------------------------------------------------------------------------
   MODAL
   ------------------------------------------------------------------------- */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0; top: 0; width: 100%; height: 100%;
    background: rgba(17, 24, 39, 0.6);
    backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
}
.modal.show { display: flex; animation: fadeIn 0.3s ease; }

.modal-content {
    background: white;
    padding: 2.5rem;
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    width: 90%; max-width: 420px;
    text-align: center;
    position: relative;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.modal.show .modal-content { transform: scale(1); }

.close-modal {
    position: absolute;
    top: 1.2rem; right: 1.5rem;
    font-size: 1.8rem;
    color: #9CA3AF;
    cursor: pointer;
    transition: color 0.2s;
}
.close-modal:hover { color: #111827; }

.modal-qr-container {
    background: #F9FAFB;
    padding: 1.5rem;
    border-radius: 16px;
    margin: 1.5rem 0;
}
.modal-qr-container img { width: 100%; border-radius: 8px; }

/* -------------------------------------------------------------------------
   UTILITIES
   ------------------------------------------------------------------------- */
.selected-badge {
    background: #10B981;
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.3rem 0.8rem;
    border-radius: 999px;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.2);
}

.error-box {
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    font-weight: 500;
}

/* Adjust the original column layout to give more space to the left side */
@media (min-width: 1200px) {
    .el-col-lg-15 { width: 62.5%; }
    .el-col-lg-9 { width: 37.5%; }
}