/* ================================================================
   MEMBER REGISTRATION - FLAT & MODERN DASHBOARD STYLES
   ================================================================ */

:root {
    --reg-primary: #0062ff;
    --reg-primary-light: #eef4ff;
    --reg-secondary: #64748b;
    --reg-success: #10b981;
    --reg-warning: #f59e0b;
    --reg-danger: #ef4444;
    --reg-bg-dark: #0f172a;
    --reg-card-bg: #ffffff;
    --reg-border: #e2e8f0;
    --reg-text-main: #1e293b;
    --reg-text-muted: #64748b;
    --reg-shadow: 0 5px 25px rgba(0, 0, 0, 0.04);
    --reg-radius: 16px;
}

/* Đồng bộ font chữ hệ thống */
body, input, select, button, textarea {
    font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

/* 1. Main Layout Container */
.register-main-container {
    background: #f8fafc;
    min-height: 100vh;
}

.register-content-wrapper {
    max-width: 1400px;
    width: 96%;
    margin: 40px auto 100px auto;
    position: relative;
    z-index: 10;
}

/* 2. Registration Module Box */
.registration-module-box {
    background: var(--reg-card-bg);
    border-radius: var(--reg-radius);
    box-shadow: var(--reg-shadow);
    overflow: hidden;
}

/* 3. Dashboard Header (Profile 1a) */
.reg-profile-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 40px;
    background: white;
    border-bottom: 1px solid var(--reg-border);
}

.profile-info-group {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.p-item {
    display: flex;
    flex-direction: column;
}

.p-label {
    font-size: 0.75rem;
    color: var(--reg-text-muted);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 5px;
}

.p-value {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--reg-text-main);
    display: flex;
    align-items: center;
    gap: 8px;
}

.p-value.editable {
    color: var(--reg-primary);
    cursor: pointer;
    background: var(--reg-primary-light);
    padding: 6px 12px;
    border-radius: 6px;
    transition: all 0.2s;
    border: 1px dashed #bfdbfe;
}

.p-value.editable:hover {
    background: #dbeafe;
    transform: translateY(-1px);
}

/* 4. Multi-Section Forms */
.reg-section-container {
    padding: 40px;
}

.section-nav-tabs {
    display: flex;
    gap: 15px;
    margin-bottom: 35px;
    border-bottom: 2px solid #f1f5f9;
    padding-bottom: 0;
}

.nav-tab-btn {
    padding: 12px 25px;
    border: none;
    background: none;
    font-weight: 700;
    color: var(--reg-text-muted);
    cursor: pointer;
    position: relative;
    transition: all 0.3s;
    font-size: 1rem;
}

.nav-tab-btn.active {
    color: var(--reg-primary);
}

.nav-tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--reg-primary);
    border-radius: 3px 3px 0 0;
}

/* 5. Clean Form Components (No Nested Boxes) */
.reg-card {
    background: transparent;
    border: none;
    margin-bottom: 25px;
}

.reg-card-header {
    padding: 0 0 15px 0;
    border-bottom: 2px dashed var(--reg-border);
    margin-bottom: 25px;
    background: transparent;
}

.reg-card-header h3 {
    font-size: 1.25rem;
    margin: 0;
    color: var(--reg-text-main);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
}

.reg-card-body {
    padding: 0;
}

.reg-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
}

.reg-form-group {
    margin-bottom: 15px;
}

.reg-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--reg-text-main);
}

.reg-input, .reg-select {
    width: 100%;
    padding: 14px 18px;
    border: 1.5px solid var(--reg-border);
    border-radius: 10px;
    font-size: 0.95rem;
    transition: all 0.2s;
    outline: none;
    background: #fbfcfd;
    color: var(--reg-text-main);
}

.reg-input:focus, .reg-select:focus {
    border-color: var(--reg-primary);
    background: #fff;
    box-shadow: 0 0 0 4px var(--reg-primary-light);
}

.reg-input[readonly] {
    background: #f1f5f9;
    cursor: not-allowed;
    color: #64748b;
    border-color: #e2e8f0;
}

/* Tải Ảnh Theo Style Admin */
.upload-group-wrapper {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.photo-upload-section {
    flex: 1;
    min-width: 250px;
    background: transparent;
    padding: 0;
}

.photo-upload-section > label {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 15px;
    display: block;
    color: var(--reg-text-main);
}

.upload-preview-container {
    width: 140px;
    height: 180px;
    border: 2px dashed #cbd5e1;
    border-radius: 12px;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px auto;
    position: relative;
    overflow: hidden;
}

.upload-preview-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.preview-inner {
    position: relative;
    width: 100%;
    height: 100%;
}

.preview-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    opacity: 0;
    transition: all 0.3s;
}

.upload-preview-container:hover .preview-overlay {
    opacity: 1;
}

/* Mobile: Show overlay by default since there's no hover */
@media (max-width: 768px) {
    .preview-overlay {
        opacity: 1;
        background: rgba(0,0,0,0.2); /* Lighter background for mobile */
    }
}

.btn-preview-action {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    flex-shrink: 0; /* Đảm bảo nút luôn tròn, không bị bóp dẹt */
}

/* Điều chỉnh cho các ô tải ảnh nhỏ (Team Member) */
.compact-upload-item .btn-preview-action {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
}

.compact-upload-item .preview-overlay {
    gap: 8px; /* Giảm khoảng cách giữa 2 nút trong ô nhỏ */
}

.btn-preview-action.zoom {
    background: white;
    color: var(--reg-primary);
}

.btn-preview-action.remove {
    background: #ef4444;
    color: white;
}

.btn-preview-action:hover {
    transform: scale(1.15);
}

.btn-remove-sponsor {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(239, 68, 68, 0.9);
    color: white;
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    z-index: 10;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.btn-remove-sponsor:hover {
    transform: scale(1.1);
    background: #dc2626;
}

/* Nút tải ảnh - Clear & Flat */
.btn-upload-trigger {
    display: block;
    width: 100%;
    background: #eef2ff !important;
    color: var(--reg-primary) !important;
    border: 1.5px dashed var(--reg-primary) !important;
    padding: 12px 20px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 700;
    font-size: 0.95rem;
    transition: all 0.2s;
    text-align: center;
}

.btn-upload-trigger:hover {
    background: #e0e7ff !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 98, 255, 0.1) !important;
}

.btn-upload-trigger input[type="file"], .hidden {
    display: none !important;
}

/* 5b. Team Member Cards (Compact & Professional) */
.member-entry-card {
    padding: 15px 20px;
    margin-bottom: 15px;
    border: 1.5px solid #e2e8f0;
    border-radius: 12px;
    background: #fbfcfd;
    transition: all 0.3s;
    position: relative;
}

.member-entry-card:hover {
    border-color: var(--reg-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.member-entry-card.valid {
    border-color: var(--reg-success);
    background: #f0fdf4;
}

.card-quick-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid #eef2f6;
}

.btn-quick-pick {
    background: white;
    border: 1px solid #cbd5e1;
    color: #475569;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-quick-pick:hover {
    background: #f1f5f9;
    color: var(--reg-primary);
    border-color: var(--reg-primary);
}

.team-card-grid {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
}

.team-card-main-info {
    flex: 2;
    min-width: 300px;
}

.team-card-photo-info {
    flex: 1;
    min-width: 200px;
    display: flex;
    gap: 15px;
}

.compact-upload-item {
    flex: 1;
    text-align: center;
}

.compact-upload-item .upload-preview-container {
    width: 60px;
    height: 80px;
    margin-bottom: 8px;
}

.compact-upload-item .btn-upload-trigger {
    padding: 6px;
    font-size: 0.75rem;
}

.member-eligibility-msg {
    margin-top: 5px;
    min-height: 1.2rem;
}

/* 6. List Section (Draft List) */
.reg-list-container {
    margin-top: 50px;
    padding-top: 50px;
    border-top: 2px solid #e2e8f0;
}

.list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.list-title {
    font-size: 1.3rem;
    font-weight: 900;
    color: var(--reg-text-main);
}

.reg-table-wrapper {
    overflow: hidden;
    background: transparent;
    border: none;
}

.reg-data-table {
    width: 100%;
    border-collapse: collapse;
}

.reg-data-table th {
    background: #f1f5f9;
    padding: 18px 20px;
    text-align: left;
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--reg-text-muted);
    border-radius: 8px 8px 0 0;
    font-weight: 800;
}
.reg-data-table th:first-child { border-top-left-radius: 12px; }
.reg-data-table th:last-child { border-top-right-radius: 12px; }

.reg-data-table td {
    padding: 18px 20px;
    border-bottom: 1px solid var(--reg-border);
    font-size: 0.95rem;
    vertical-align: middle;
    background: white;
}

.athlete-summary {
    display: flex;
    flex-direction: column;
}

/* NEW: Quick Pick Candidate Dropdown */
.dropdown-pick-wrapper {
    position: relative;
}

.candidate-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    width: 280px;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    z-index: 1000;
    margin-top: 5px;
    max-height: 250px;
    overflow-y: auto;
    animation: slideDown 0.2s ease-out;
}

.candidate-item {
    padding: 12px 15px;
    border-bottom: 1px solid #f1f5f9;
    cursor: pointer;
    transition: 0.2s;
}

.candidate-item:last-child {
    border-bottom: none;
}

.candidate-item:hover {
    background: #f8fafc;
}

.candidate-item div {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

.event-chip {
    display: inline-block;
    padding: 5px 12px;
    background: #e0f2fe;
    color: #0369a1;
    border: 1px solid #bae6fd;
    border-radius: 20px;
    font-size: 0.85rem;
    margin: 2px;
    font-weight: 600;
}

.fee-value {
    font-weight: 800;
    color: var(--reg-primary);
    font-size: 1.1rem;
}

.action-btns {
    display: flex;
    gap: 10px;
}

.btn-icon {
    width: 36px;
    height: 36px;
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.2s;
    color: var(--reg-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--reg-primary-light);
    border-color: #bfdbfe;
    color: var(--reg-primary);
}

.btn-icon.delete:hover {
    background: #fee2e2;
    border-color: #fecaca;
    color: var(--reg-danger);
}

/* 7. Summary & Sticky Submit Bar */
/* Đưa thanh Lệ phí về cuối danh sách (Không treo lơ lửng) */
.submit-summary-bar {
    margin-top: 30px;
    background: #0f172a;
    color: white;
    padding: 25px 35px;
    border-radius: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
    z-index: 10;
    position: relative; 
    margin-bottom: 20px;
}

.summary-total-label {
    font-size: 0.95rem;
    color: #94a3b8;
    text-transform: uppercase;
    font-weight: 800;
}

.summary-total-price {
    font-size: 2.2rem;
    font-weight: 900;
    color: #38bdf8;
    text-shadow: 0 2px 10px rgba(56, 189, 248, 0.3);
}

.btn-submit-main {
    background: var(--reg-primary);
    color: white;
    border: none;
    padding: 16px 45px;
    border-radius: 12px;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1.15rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-submit-main:hover {
    background: #2563eb;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.5);
}

/* Custom Checkbox */
/* Custom Checkbox Redesign */
.custom-checkbox {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    background: #fbfcfd;
    padding: 14px 18px;
    border-radius: 12px;
    border: 1.5px solid #e2e8f0;
    transition: all 0.2s;
    width: 100%;
    position: relative;
    user-select: none;
}

.custom-checkbox:hover { 
    border-color: var(--reg-primary); 
    background: #f1f7ff; 
}

/* Hide default checkbox */
.custom-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

/* Create a custom checkbox style */
.custom-checkbox .checkmark {
    display: block; /* QUAN TRỌNG: Cần block để nhận width/height */
    height: 22px;
    width: 22px;
    background-color: #fff;
    border: 2px solid #cbd5e1;
    border-radius: 6px;
    flex-shrink: 0;
    position: relative;
    transition: all 0.2s;
    box-sizing: border-box; /* Đảm bảo kích thước chuẩn */
}

/* On mouse-over, add a grey background color */
.custom-checkbox:hover input ~ .checkmark {
    border-color: var(--reg-primary);
}

/* When the checkbox is checked, add a blue background */
.custom-checkbox input:checked ~ .checkmark {
    background-color: var(--reg-primary);
    border-color: var(--reg-primary);
}

/* Create the checkmark/indicator (hidden when not checked) */
.custom-checkbox .checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

/* Show the checkmark when checked */
.custom-checkbox input:checked ~ .checkmark:after {
    display: block;
}

/* Style the checkmark/indicator */
.custom-checkbox .checkmark:after {
    left: 6px;
    top: 2px;
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2.5px 2.5px 0;
    transform: rotate(41deg);
}

.custom-checkbox span {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--reg-text-main);
}

/* Mobile responsive fixes */
@media (max-width: 600px) {
    .custom-checkbox {
        padding: 12px 15px;
    }
    .custom-checkbox .checkmark {
        height: 20px;
        width: 20px;
    }
    .custom-checkbox .checkmark:after {
        left: 5.5px;
        top: 2px;
    }
}

.reg-tab-content { display: none; }
.reg-tab-content.active { display: block; animation: fadeIn 0.4s ease-out; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* CUSTOM MODAL CSS */
.custom-modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.custom-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.custom-modal-box {
    background: white;
    width: 90%;
    max-width: 450px;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.2);
    transform: translateY(20px) scale(0.95);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.custom-modal-overlay.active .custom-modal-box {
    transform: translateY(0) scale(1);
}

.modal-icon {
    font-size: 3.5rem;
    color: var(--reg-primary);
    text-align: center;
    margin-bottom: 20px;
}
.modal-icon.warning { color: var(--reg-warning); }
.modal-icon.success { color: var(--reg-success); }

.custom-modal-title {
    font-size: 1.5rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 12px;
    color: var(--reg-text-main);
}

.custom-modal-desc {
    text-align: center;
    color: var(--reg-text-muted);
    margin-bottom: 30px;
    font-size: 1.05rem;
    line-height: 1.6;
}

.custom-modal-input {
    width: 100%;
    padding: 16px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1.1rem;
    margin-bottom: 30px;
    outline: none;
    transition: 0.2s;
    font-weight: 700;
    color: var(--reg-text-main);
    text-align: center;
}
.custom-modal-input:focus { border-color: var(--reg-primary); box-shadow: 0 0 0 4px var(--reg-primary-light); }

.custom-modal-actions {
    display: flex;
    gap: 15px;
}

.btn-modal {
    padding: 16px;
    border: none;
    border-radius: 12px;
    font-weight: 800;
    font-size: 1.05rem;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.custom-modal-actions .btn-modal {
    flex: 1;
}


.btn-modal.cancel {
    background: #f1f5f9;
    color: #475569;
}
.btn-modal.cancel:hover { background: #e2e8f0; }

.btn-modal.confirm {
    background: var(--reg-primary);
    color: white;
}
.btn-modal.confirm:hover { background: #0056b3; box-shadow: 0 4px 15px rgba(0,98,255,0.3); }

/* Responsive */
@media (max-width: 992px) {
    .register-content-wrapper {
        width: 100%;
        margin: 0px 0px 100px 0px;
        border-radius: 0;
    }
    .registration-module-box { border-radius: 0; }
    .reg-profile-bar { padding: 25px; }
}

@media (max-width: 768px) {
    .reg-section-container { padding: 20px; }
    .submit-summary-bar {
        flex-direction: column;
        gap: 20px;
        padding: 25px;
        text-align: center;
        border-radius: 12px;
        margin: 20px 0;
    }
    .btn-submit-main { width: 100%; justify-content: center; }
    .reg-grid { grid-template-columns: 1fr; }
    .reg-input[type="date"], .reg-input[type="time"], .reg-input[type="datetime-local"] {
        min-width: 0 !important;
        max-width: 100% !important;
        font-size: 0.9rem !important;
        padding: 12px 10px !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }
    .upload-group-wrapper { flex-direction: column; }
    .profile-info-group { gap: 20px; flex-direction: column; }
    .custom-modal-box { padding: 30px 20px; width: 95%; }

    /* Mobile Table Details View */
    .reg-data-table thead { display: none; }
    .reg-data-table tbody, .reg-data-table tr, .reg-data-table td { display: block; width: 100%; }
    
    .reg-data-table tr {
        margin-bottom: 0;
        background: transparent;
        border: none;
        border-bottom: 2px dashed #cbd5e1;
        border-radius: 0;
        box-shadow: none;
        position: relative;
        overflow: hidden;
        padding-bottom: 20px;
        margin-bottom: 20px;
    }
    .reg-data-table tr:last-child {
        border-bottom: none;
        margin-bottom: 0;
        padding-bottom: 0;
    }
    
    .reg-data-table td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 14px 10px;
        border-bottom: 1px solid #f1f5f9;
        text-align: right;
    }
    
    .reg-data-table td:last-child { border-bottom: none; background: #f8fafc; border-radius: 0 0 12px 12px; margin-top: 5px; }
    
    .reg-data-table td::before {
        content: attr(data-label);
        font-weight: 800;
        color: var(--reg-text-muted);
        font-size: 0.7rem;
        text-transform: uppercase;
        text-align: left;
        flex-shrink: 0;
        margin-right: 15px;
        background: #f1f5f9;
        padding: 4px 8px;
        border-radius: 4px;
        min-width: 100px;
    }
    
    .athlete-summary, .action-btns { 
        justify-content: flex-end; 
        text-align: right; 
    }
}

/* 8. Auth Required Section (New styles) */
.auth-required-box {
    max-width: 500px;
    margin: 60px auto;
    background: white;
    padding: 50px 40px;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.05);
    text-align: center;
    border: 1px solid #eef2ff;
}

.auth-icon {
    width: 80px;
    height: 80px;
    background: #eef2ff;
    color: var(--reg-primary);
    font-size: 2.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 25px auto;
}

.auth-title {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--reg-text-main);
    margin-bottom: 15px;
}

.auth-message {
    color: var(--reg-text-muted);
    font-size: 1.05rem;
    line-height: 1.6;
    margin-bottom: 35px;
}

.auth-action-group {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btn-primary-auth {
    background: var(--reg-primary);
    color: white;
    padding: 16px;
    border-radius: 12px;
    font-weight: 800;
    text-decoration: none;
    transition: all 0.2s;
    font-size: 1rem;
    box-shadow: 0 10px 20px rgba(0, 98, 255, 0.2);
}

.btn-primary-auth:hover {
    background: #0056b3;
    transform: translateY(-2px);
    box-shadow: 0 12px 25px rgba(0, 98, 255, 0.3);
}

.auth-divider {
    display: flex;
    align-items: center;
    text-align: center;
    color: #cbd5e1;
    margin: 10px 0;
}

.auth-divider::before, .auth-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid #e2e8f0;
}

.auth-divider span {
    padding: 0 15px;
    font-size: 0.8rem;
    font-weight: 700;
}

.btn-secondary-auth {
    background: #f1f5f9;
    color: #475569;
    padding: 16px;
    border-radius: 12px;
    font-weight: 800;
    text-decoration: none;
    transition: all 0.2s;
    font-size: 1rem;
}

.btn-secondary-auth:hover {
    background: #e2e8f0;
    color: #1e293b;
}