/**
 * Modal Styles
 * 彈窗樣式
 */

/* ==================== */
/* Auth UI              */
/* ==================== */
.auth-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Login Buttons Container */
.login-buttons {
    display: flex;
    gap: 8px;
}

/* Individual Login Button */
.login-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.login-btn:hover {
    transform: translateY(-2px);
}

.login-btn svg {
    width: 16px;
    height: 16px;
}

/* GitHub Button */
.login-btn-github:hover {
    background: #24292e;
    border-color: #24292e;
}

/* Google Button */
.login-btn-google:hover {
    background: #4285f4;
    border-color: #4285f4;
}

/* ==================== */
/* User Display Dropdown */
/* ==================== */
#user-display {
    display: none;
    position: relative;
}

#user-display.show {
    display: block;
}

/* Trigger Button (avatar + name + arrow) */
.user-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.user-trigger:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--kanata-blue);
}

.user-name {
    font-size: 13px;
    color: white;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    font-weight: 500;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dropdown-arrow {
    font-size: 10px;
    color: rgba(255, 255, 255, 0.7);
    transition: transform 0.2s ease;
}

#user-display.open .dropdown-arrow {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: rgba(30, 60, 114, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 12px;
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 100;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

#user-display.open .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-provider {
    display: block;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    padding: 0 4px;
}

.dropdown-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.2);
    margin: 10px 0;
}

#logout-button {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s ease;
}

#logout-button:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ==================== */
/* Modal Base           */
/* ==================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 20px;
    overflow-y: auto;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: white;
    border-radius: 15px;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    padding: 20px 25px;
    background: linear-gradient(135deg, var(--kanata-blue) 0%, var(--kanata-blue-dark) 100%);
    color: white;
    border-radius: 15px 15px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.3em;
    font-weight: 500;
}

.modal-close {
    background: none;
    border: none;
    color: white;
    font-size: 28px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    opacity: 0.8;
    transition: opacity 0.2s ease;
}

.modal-close:hover {
    opacity: 1;
}

.modal-body {
    padding: 25px;
}

/* ==================== */
/* Form Styles          */
/* ==================== */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.form-group select,
.form-group input[type="text"],
.form-group input[type="url"],
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    font-family: inherit;
}

.form-group select:focus,
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--kanata-blue);
    box-shadow: 0 0 0 3px rgba(40, 148, 255, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #888;
    font-size: 12px;
}

/* Character counter */
#char-count {
    text-align: right;
    font-size: 12px;
    color: #888;
    margin-top: 5px;
}

#char-count.limit-warning {
    color: #f59e0b;
}

#char-count.limit-exceeded {
    color: #ef4444;
    font-weight: 500;
}

/* ==================== */
/* Image Upload         */
/* ==================== */
.upload-area {
    border: 2px dashed #ccc;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.3s ease, background 0.3s ease;
}

.upload-area:hover {
    border-color: var(--kanata-blue);
    background: rgba(40, 148, 255, 0.05);
}

.upload-area input[type="file"] {
    display: none;
}

.upload-area label {
    cursor: pointer;
    display: block;
}

.upload-icon {
    font-size: 48px;
    color: #ccc;
    margin-bottom: 10px;
}

.upload-text {
    color: #666;
    font-size: 14px;
}

.upload-hint {
    color: #999;
    font-size: 12px;
    margin-top: 5px;
}

#image-preview {
    display: none;
    margin-top: 15px;
    text-align: center;
}

#image-preview img {
    max-width: 100%;
    max-height: 200px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* ==================== */
/* Submit Button        */
/* ==================== */
.submit-form-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--kanata-blue) 0%, var(--kanata-blue-dark) 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(40, 148, 255, 0.3);
}

.submit-form-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 148, 255, 0.4);
}

.submit-form-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Loading State */
.submit-form-btn.loading {
    position: relative;
    color: transparent;
}

.submit-form-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ==================== */
/* Login Prompt         */
/* ==================== */
.login-prompt {
    text-align: center;
    padding: 20px;
    background: rgba(40, 148, 255, 0.1);
    border-radius: 10px;
    margin-top: 15px;
}

.login-prompt p {
    margin-bottom: 15px;
    color: #555;
}

.login-prompt-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--kanata-blue);
    color: white;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
}

.login-prompt-btn:hover {
    background: var(--kanata-blue-dark);
    transform: translateY(-2px);
}

/* ==================== */
/* Report Button        */
/* ==================== */
.report-btn {
    background: none;
    border: none;
    color: #999;
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.report-btn:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

/* ==================== */
/* Submit Buttons Area  */
/* ==================== */
.submit-btn {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--kanata-blue);
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(40, 148, 255, 0.3);
}

.submit-btn:hover {
    background: var(--kanata-blue-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(40, 148, 255, 0.4);
}

.submit-btn svg {
    width: 16px;
    height: 16px;
}

/* ==================== */
/* Confirmation Checkbox*/
/* ==================== */
.submit-confirmation {
    margin: 20px 0;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.confirm-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    cursor: pointer;
    font-size: 13px;
    color: #555;
    line-height: 1.4;
}

.confirm-label:last-child {
    margin-bottom: 0;
}

.confirm-checkbox {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    flex-shrink: 0;
    cursor: pointer;
    accent-color: var(--kanata-blue);
}

.confirm-label span {
    user-select: none;
}

/* ==================== */
/* Responsive           */
/* ==================== */
@media (max-width: 768px) {
    .modal {
        padding: 10px;
    }

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

    .modal-header {
        padding: 15px 20px;
    }

    .modal-body {
        padding: 20px;
    }

    .auth-container {
        flex-wrap: wrap;
        justify-content: center;
    }

    .login-buttons {
        flex-wrap: wrap;
        justify-content: center;
    }

    .login-btn span {
        display: none;
    }

    .login-btn {
        padding: 8px 10px;
    }

    /* Mobile: Only show avatar, hide name and arrow */
    .user-trigger .user-name,
    .user-trigger .dropdown-arrow {
        display: none;
    }

    .user-trigger {
        padding: 4px;
        border-radius: 50%;
    }

    .user-avatar {
        width: 32px;
        height: 32px;
    }

    /* Mobile dropdown adjusts position */
    .user-dropdown {
        right: -10px;
        min-width: 180px;
    }
}