.support-container {
    max-width: 800px;
    margin: 120px auto 60px auto;
    padding: 0 20px;
    font-family: 'Inter', sans-serif;
}

.support-header {
    text-align: center;
    margin-bottom: 40px;
}

.support-title {
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.support-subtitle {
    font-size: 0.9rem;
    opacity: 0.7;
}

.support-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 20px;
}

/* Floating Support Button */
.floating-support-btn {
    position: fixed;
    bottom: 25px;
    right: 25px;
    height: 44px;
    padding: 0 18px;
    border-radius: 22px;
    background: var(--text);
    color: var(--bg);
    border: none;
    box-shadow: 0 6px 16px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    z-index: 999;
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275), background 0.2s, box-shadow 0.2s;
}

.floating-support-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.floating-support-btn:active {
    transform: translateY(0);
}

.floating-support-btn svg {
    display: block;
}

.btn-primary {
    background: var(--text);
    color: var(--bg);
    border: none;
    padding: 10px 24px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    border-radius: 4px;
}

.btn-primary:active {
    transform: scale(0.98);
}

.w-full {
    width: 100%;
}

.support-board {
    border-top: 1px solid var(--border);
}

.board-header {
    display: flex;
    padding: 12px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border);
    opacity: 0.6;
}

.board-row {
    display: flex;
    padding: 16px 10px;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.2s;
    align-items: center;
}

.board-row:hover {
    background: rgba(128, 128, 128, 0.05);
}

.col-status { width: 100px; flex-shrink: 0; }
.col-title { flex-grow: 1; min-width: 0; padding: 0 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.col-author { width: 120px; flex-shrink: 0; text-align: left; opacity: 0.8; font-size: 0.8rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.col-date { width: 100px; flex-shrink: 0; text-align: right; opacity: 0.5; font-size: 0.8rem; }

.status-indicator {
    font-size: 0.7rem;
    padding: 4px 8px;
    border-radius: 12px;
    font-weight: 500;
    letter-spacing: 0.02em;
}

.status-indicator.wait {
    background: rgba(128, 128, 128, 0.1);
    color: var(--text);
    opacity: 0.7;
}

.status-indicator.done {
    background: rgba(52, 199, 89, 0.1);
    color: #34C759;
}

.board-empty, .board-loading, .board-error {
    padding: 40px;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.5;
}

.board-error { color: #FF3B30; opacity: 1; }

/* Modals */
.support-modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 1;
    transition: opacity 0.2s;
}

.support-modal.hidden {
    opacity: 0;
    pointer-events: none;
}

.support-modal-content {
    background: var(--bg);
    color: var(--text);
    width: 90%;
    max-width: 400px;
    padding: 30px;
    border-radius: 12px;
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border: 1px solid var(--border);
    transform: translateY(0);
    transition: transform 0.2s;
}

.support-modal.hidden .support-modal-content {
    transform: translateY(20px);
}

.support-modal-content.detail-card {
    max-width: 600px;
}

.support-modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text);
    cursor: pointer;
    opacity: 0.5;
    transition: opacity 0.2s;
}

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

.support-modal-content h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 20px;
}

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

.support-form input, .support-form textarea {
    width: 100%;
    padding: 12px;
    background: rgba(128, 128, 128, 0.05);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 4px;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

.support-form input:focus, .support-form textarea:focus {
    border-color: var(--text);
}

.error-text {
    color: #FF3B30;
    font-size: 0.8rem;
    margin-bottom: 15px;
    text-align: center;
}

/* Detail Modal */
.detail-header {
    border-bottom: 1px solid var(--border);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.detail-header h2 {
    margin: 10px 0;
    font-size: 1.4rem;
}

.detail-meta {
    font-size: 0.8rem;
    opacity: 0.6;
}

.status-badge {
    display: inline-block;
    font-size: 0.7rem;
    padding: 4px 8px;
    border-radius: 12px;
    font-weight: 500;
}
.status-badge.wait { background: rgba(128, 128, 128, 0.1); color: var(--text); }
.status-badge.done { background: rgba(52, 199, 89, 0.1); color: #34C759; }

.detail-body {
    max-height: 60vh;
    overflow-y: auto;
    line-height: 1.6;
    font-size: 0.95rem;
}

.detail-q { margin-bottom: 30px; white-space: pre-wrap;}

.detail-a {
    background: rgba(128, 128, 128, 0.05);
    padding: 20px;
    border-radius: 8px;
    border-left: 3px solid var(--text);
}

.detail-a h3 {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 10px;
    opacity: 0.7;
}

@media (max-width: 640px) {
    .board-header .col-date, .board-row .col-date {
        display: none;
    }
}