/*
 * LingYggdrasil - A modern Minecraft skin/cape hosting and Yggdrasil API system
 * Copyright (C) 2026 XIAZHIRUI HUANG
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
body {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}
body input,
body textarea,
body select {
    -webkit-user-select: auto;
    -moz-user-select: auto;
    -ms-user-select: auto;
    user-select: auto;
}
.user-navbar {
    background: #FFFFFF;
    box-shadow: 0 2px 12px rgba(255,105,180,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}
.user-navbar .navbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}
.user-navbar .brand-text { color: #FF69B4; font-weight: 600; font-size: 18px; }
.user-navbar .nav-link {
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    color: #666;
    font-size: 14px;
    transition: all 0.3s ease;
}
.user-navbar .nav-link:hover {
    background: #FFF0F5;
    color: #FF69B4;
}

.user-sidebar {
    width: 240px;
    background: #FFF5F9;
    border-radius: 16px;
    padding: 16px;
    box-shadow: 0 4px 16px rgba(255,105,180,0.08);
    height: fit-content;
}
.user-sidebar .sidebar-header {
    padding: 12px 16px;
    font-weight: 600;
    color: #FF69B4;
    border-bottom: 1px solid #FFD6E8;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.user-sidebar .sidebar-item {
    display: block;
    padding: 10px 16px;
    border-radius: 8px;
    text-decoration: none;
    color: #666;
    font-size: 14px;
    transition: all 0.3s ease;
    margin-bottom: 2px;
}
.user-sidebar .sidebar-item:hover {
    background: #FFE8F2;
    color: #FF69B4;
    transform: translateX(3px);
}
.user-sidebar .sidebar-item.active {
    background: linear-gradient(135deg, #FF69B4, #FF8DC7);
    color: #FFFFFF;
    font-weight: 500;
}

.user-card {
    background: #FFFFFF;
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(255,105,180,0.08);
    overflow: hidden;
    animation: fadeIn 0.5s ease;
    transition: all 0.3s ease;
}
.user-card:hover {
    box-shadow: 0 8px 24px rgba(255,105,180,0.15);
    transform: translateY(-2px);
}
.user-card .card-header {
    padding: 20px 24px;
    border-bottom: 1px solid #FFD6E8;
}
.user-card .card-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
}
.user-card .card-body {
    padding: 24px;
}

.user-form .form-input {
    width: 100%;
    padding: 10px 16px;
    border-radius: 10px;
    border: 2px solid #FFD6E8;
    font-size: 14px;
    transition: all 0.3s ease;
    outline: none;
    background: #FFFAFC;
}
.user-form .form-input:focus {
    border-color: #FF69B4;
    box-shadow: 0 0 0 3px rgba(255,105,180,0.1);
    background: #FFFFFF;
}
.user-form .form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin-bottom: 6px;
}
.user-form .form-group {
    margin-bottom: 16px;
}

.form-hint {
    font-size: 12px;
    color: #FF90C8;
    margin-top: 6px;
    line-height: 1.7;
}
.form-hint span {
    display: inline-block;
    background: #FFF0F5;
    border: 1px solid #FFD6E8;
    border-radius: 4px;
    padding: 1px 5px;
    margin: 2px 2px;
    font-family: monospace;
    font-size: 12px;
    color: #FF69B4;
}

.user-btn {
    padding: 10px 24px;
    border-radius: 10px;
    border: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.user-btn-primary {
    background: linear-gradient(135deg, #FF69B4, #FF8DC7);
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(255,105,180,0.3);
}
.user-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255,105,180,0.4);
}
.user-btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(255,105,180,0.3);
}
.user-btn-secondary {
    background: #FFFFFF;
    color: #FF69B4;
    border: 1px solid #FFD6E8;
}
.user-btn-secondary:hover {
    background: #FFF0F5;
}
.user-btn-danger {
    background: #F44336;
    color: #FFFFFF;
}
.user-btn-danger:hover {
    background: #D32F2F;
}

.user-table {
    width: 100%;
    border-collapse: collapse;
}
.user-table th {
    background: #FFF0F5;
    padding: 12px 16px;
    text-align: left;
    font-size: 13px;
    font-weight: 600;
    color: #333;
    border-bottom: 2px solid #FFB6C1;
}
.user-table td {
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid #FFD6E8;
}
.user-table tr:nth-child(even) {
    background: #FFFAFC;
}
.user-table tr:hover {
    background: #FFF0F5;
}

.profile-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}
.profile-item {
    background: #FFFFFF;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 2px 12px rgba(255,105,180,0.08);
    transition: all 0.3s ease;
    border: 1px solid #FFD6E8;
    position: relative;
}
.profile-item:hover {
    box-shadow: 0 6px 20px rgba(255,105,180,0.15);
    transform: translateY(-3px);
}
.profile-card-clickable {
    cursor: pointer;
}
.profile-card-clickable:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(255,105,180,0.1);
}
.profile-item .profile-name {
    font-weight: 600;
    font-size: 16px;
    color: #333;
    margin-bottom: 6px;
}
.profile-item .profile-uuid {
    font-size: 12px;
    color: #999;
    font-family: 'Consolas', monospace;
    margin-bottom: 12px;
    word-break: break-all;
}
.profile-item .profile-actions {
    display: flex;
    gap: 8px;
}

.texture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}
.texture-item {
    background: #FFFFFF;
    border-radius: 12px;
    padding: 12px;
    box-shadow: 0 2px 12px rgba(255,105,180,0.08);
    transition: all 0.3s ease;
    border: 1px solid #FFD6E8;
    text-align: center;
}
.texture-item:hover {
    box-shadow: 0 6px 20px rgba(255,105,180,0.15);
    transform: translateY(-3px);
}
.texture-card-clickable {
    cursor: pointer;
}
.texture-card-clickable:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(255,105,180,0.1);
}
.texture-thumb {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 8px;
    overflow: hidden;
    background: #FFF0F5;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.texture-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
}
.texture-name {
    font-weight: 600;
    font-size: 14px;
    color: #333;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.texture-meta {
    font-size: 12px;
    color: #999;
}

.texture-detail-box {
    text-align: center;
    max-width: 400px;
}
.detail-alias {
    font-weight: 700;
    font-size: 18px;
    color: #333;
    margin-bottom: 6px;
    padding-right: 36px;
}
.detail-meta {
    font-size: 13px;
    color: #999;
    margin-bottom: 16px;
}
.detail-preview {
    background: #FFF0F5;
    border-radius: 12px;
    padding: 0;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 320px;
    overflow: hidden;
}
.detail-preview img {
    max-width: 100%;
    max-height: 280px;
    image-rendering: pixelated;
    border-radius: 8px;
}
.detail-preview canvas {
    display: block;
    width: 100%;
    border-radius: 12px;
}
.detail-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

.user-alert {
    padding: 14px 20px;
    border-radius: 12px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    animation: slideDown 0.3s ease;
}
.user-alert-success { background: #E8F8E8; color: #2D7D2D; border-left: 4px solid #4CAF50; }
.user-alert-error { background: #FFE8E8; color: #C62828; border-left: 4px solid #F44336; }
.user-alert-warning { background: #FFF8E1; color: #F57F17; border-left: 4px solid #FF9800; }
.user-alert-info { background: #E3F2FD; color: #1565C0; border-left: 4px solid #2196F3; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes cardEnter {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}
.card-animate {
    animation: cardEnter 0.4s ease;
}

.toast {
    position: fixed;
    bottom: 32px;
    right: 32px;
    padding: 14px 24px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    z-index: 2000;
    animation: toastSlideIn 0.3s ease;
}
.toast-success {
    background: #E8F5E9;
    color: #2E7D32;
    border-left: 4px solid #4CAF50;
}
.toast-error {
    background: #FFEBEE;
    color: #C62828;
    border-left: 4px solid #F44336;
}
@keyframes toastSlideIn {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

.user-layout {
    display: flex;
    gap: 24px;
    max-width: 1200px;
    margin: 24px auto;
    padding: 0 24px;
}
.user-content {
    flex: 1;
    min-width: 0;
}

@media (max-width: 768px) {
    .user-sidebar {
        display: none;
    }
    .user-layout {
        flex-direction: column;
        padding: 0 12px;
    }
    .profile-grid {
        grid-template-columns: 1fr;
    }
    .texture-grid {
        grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    }
    .form-row, .inline-form {
        flex-direction: column;
    }
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-box {
    background: #fff;
    border-radius: 20px;
    width: 90%;
    max-width: 480px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    padding: 24px;
    animation: modalSlideUp 0.3s ease;
    position: relative;
}

.modal-close-btn {
    position: absolute;
    top: 12px;
    right: 14px;
    background: none;
    border: none;
    font-size: 24px;
    line-height: 1;
    color: #F48FB1;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 8px;
    transition: all 0.2s ease;
}
.modal-close-btn:hover {
    color: #E53935;
    background: rgba(229, 57, 53, 0.08);
}

.modal-box h3 {
    margin: 0 0 16px 0;
    font-size: 18px;
    font-weight: 700;
    padding-right: 36px;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

.modal-actions-split {
    justify-content: space-between;
    align-items: center;
}
.modal-actions-right {
    display: flex;
    gap: 10px;
    margin-left: auto;
}
.modal-delete-btn {
    margin-right: auto;
}

.profile-3d-preview {
    background: #FFF0F5;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    overflow: hidden;
    border: 1px solid #FFD6E8;
}
.profile-3d-preview canvas {
    display: block;
    width: 100%;
    border-radius: 12px;
}

@keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.text-center { text-align: center; }
.text-pink { color: #FF69B4; }
.text-muted { color: #999; }
.mt-16 { margin-top: 16px; }
.mb-16 { margin-bottom: 16px; }

.upload-tile {
    background: #FFFFFF;
    border-radius: 12px;
    padding: 12px;
    box-shadow: 0 2px 12px rgba(255,105,180,0.08);
    transition: all 0.3s ease;
    border: 2px dashed #FFB6C1;
    text-align: center;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
}
.upload-tile:hover {
    border-color: #FF69B4;
    box-shadow: 0 6px 20px rgba(255,105,180,0.15);
    transform: translateY(-3px);
}
.upload-tile:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(255,105,180,0.1);
}
.upload-tile-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #FF69B4, #FF8DC7);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    box-shadow: 0 4px 12px rgba(255,105,180,0.2);
    transition: transform 0.3s ease;
}
.upload-tile:hover .upload-tile-icon {
    transform: scale(1.1);
}
.upload-tile-icon svg {
    width: 22px;
    height: 22px;
    stroke: #FFFFFF;
    fill: none;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.upload-tile-text {
    font-weight: 600;
    font-size: 14px;
    color: #FF69B4;
    margin-bottom: 4px;
}
.upload-tile-hint {
    font-size: 11px;
    color: #B0B0B0;
}

.upload-modal-body {
    text-align: center;
    max-width: 380px;
    margin: 0 auto;
}
.upload-modal-preview {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    background: #FFF5F9;
    border-radius: 12px;
    margin-bottom: 16px;
}
.upload-modal-thumb {
    width: 64px;
    height: 64px;
    border-radius: 10px;
    object-fit: cover;
    image-rendering: pixelated;
    background: #FFF0F5;
    border: 1px solid #FFD6E8;
    flex-shrink: 0;
}
.upload-modal-info {
    flex: 1;
    min-width: 0;
    text-align: left;
}
.upload-modal-filename {
    font-size: 14px;
    font-weight: 500;
    color: #333;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-bottom: 4px;
}
.upload-modal-filesize {
    font-size: 13px;
    color: #999;
}

.profile-edit-modal {
    max-width: 720px;
}
.profile-edit-layout {
    display: flex;
    gap: 24px;
    align-items: stretch;
    min-height: 260px;
}
.profile-edit-left {
    flex: 1;
    min-width: 0;
}
.profile-edit-right {
    width: 260px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    justify-content: flex-end;
}
.profile-edit-right .profile-3d-preview {
    flex: 1;
    min-height: 260px;
}
.profile-edit-save-area {
    display: flex;
    justify-content: center;
    margin-top: auto;
}
.profile-edit-save-btn {
    width: 100%;
    justify-content: center;
    padding: 10px 24px;
}
.form-row-group {
    display: flex;
    gap: 12px;
    align-items: flex-end;
}
.form-group-flex {
    flex: 1;
    min-width: 0;
}
.form-group-shrink {
    flex-shrink: 0;
    width: 90px;
}

@media (max-width: 768px) {
    .profile-edit-layout {
        flex-direction: column;
    }
    .profile-edit-right {
        width: 100%;
    }
    .upload-tile {
        aspect-ratio: auto;
        padding: 16px 12px;
    }
    .upload-tile-icon {
        width: 40px;
        height: 40px;
    }
}

/* ====== Friend Cards ====== */
.friend-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}
.friend-card {
    background: #FFFFFF;
    border-radius: 12px;
    padding: 20px 16px;
    box-shadow: 0 2px 12px rgba(255,105,180,0.08);
    transition: all 0.3s ease;
    border: 1px solid #FFD6E8;
    text-align: center;
    cursor: pointer;
}
.friend-card:hover {
    box-shadow: 0 6px 20px rgba(255,105,180,0.15);
    transform: translateY(-3px);
}
.friend-card:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(255,105,180,0.1);
}
.friend-my-card {
    border: 2px solid #FF69B4;
}
.friend-card-name {
    font-weight: 600;
    font-size: 15px;
    color: #333;
}

.friend-card-label {
    font-size: 11px;
    color: #FF69B4;
    margin-top: 4px;
    background: #FFF0F5;
    padding: 2px 8px;
    border-radius: 8px;
}

.friend-card-avatar {
    width: 96px;
    height: 96px;
    border-radius: 8px;
    overflow: hidden;
    margin: 0 auto 10px;
    background: #F5F0FF;
}
.friend-card-avatar canvas {
    width: 100%;
    height: 100%;
    image-rendering: pixelated;
}
.friend-card-info {
    width: 100%;
    margin-bottom: 4px;
}
.friend-card-code {
    font-size: 12px;
    color: #999;
    font-family: 'Consolas', monospace;
    letter-spacing: 0.5px;
}

.friend-detail-modal {
    min-width: 420px;
    max-width: 520px;
}
.friend-detail-body {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}
.friend-detail-preview {
    width: 200px;
    min-height: 320px;
    background: #FFF0F5;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.friend-detail-preview canvas {
    display: block;
    width: 100%;
    border-radius: 12px;
}
.friend-detail-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.friend-add-tile {
    background: #FFFFFF;
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 2px 12px rgba(255,105,180,0.08);
    transition: all 0.3s ease;
    border: 2px dashed #FFB6C1;
    text-align: center;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
}
.friend-add-tile:hover {
    border-color: #FF69B4;
    box-shadow: 0 6px 20px rgba(255,105,180,0.15);
    transform: translateY(-3px);
}
.friend-add-tile:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(255,105,180,0.1);
}
.friend-add-tile-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #FF69B4, #FF8DC7);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    box-shadow: 0 4px 12px rgba(255,105,180,0.2);
    transition: transform 0.3s ease;
}
.friend-add-tile:hover .friend-add-tile-icon {
    transform: scale(1.1);
}
.friend-add-tile-plus {
    font-size: 28px;
    color: #FFFFFF;
    font-weight: 300;
    line-height: 1;
}
.friend-add-tile-text {
    font-weight: 600;
    font-size: 14px;
    color: #FF69B4;
    margin-bottom: 4px;
}
.friend-add-tile-hint {
    font-size: 11px;
    color: #B0B0B0;
}

.friend-profile-modal {
    min-width: 440px;
    max-width: 520px;
}
.friend-profile-body {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}
.friend-profile-preview {
    width: 180px;
    min-height: 300px;
    background: #FFF0F5;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.friend-profile-preview canvas {
    display: block;
    width: 100%;
    border-radius: 12px;
}
.friend-profile-details {
    flex: 1;
    min-width: 0;
}
.friend-code-display {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: #FFF8FC;
    border: 1px solid #FFD6E8;
    border-radius: 8px;
    font-family: 'Consolas', monospace;
    font-size: 16px;
    color: #FF69B4;
    letter-spacing: 1px;
}
.friend-code-display .btn-small {
    padding: 4px 10px;
    font-size: 12px;
}

@media (max-width: 768px) {
    .friend-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
    .friend-profile-body {
        flex-direction: column;
        align-items: center;
    }
    .friend-profile-preview {
        width: 160px;
        height: 260px;
    }
    .friend-add-tile {
        min-height: 160px;
    }
    .friend-detail-body {
        flex-direction: column;
        align-items: center;
    }
    .friend-detail-preview {
        width: 180px;
        min-height: 280px;
    }
    .friend-profile-preview {
        width: 160px;
        min-height: 260px;
    }
}