* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --win11-primary: #667eea;
    --win11-secondary: #764ba2;
    --win11-accent: #8a2be2;
    --win11-background: #f5f5f7;
    --win11-card-bg: rgba(255, 255, 255, 0.9);
    --win11-text: #1f1f1f;
    --win11-text-secondary: #666666;
    --win11-border: rgba(102, 126, 234, 0.15);
    --win11-shadow: 0 8px 32px rgba(102, 126, 234, 0.12);
    --win11-shadow-hover: 0 16px 48px rgba(102, 126, 234, 0.2);
    --win11-radius: 18px;
    --win11-input-radius: 14px;
    --win11-btn-radius: 14px;
    --win11-gradient: linear-gradient(135deg, var(--win11-primary) 0%, var(--win11-secondary) 100%);
    --win11-gradient-light: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    --win11-gradient-dark: linear-gradient(135deg, #4a5fea 0%, #6a3ba2 100%);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--win11-text);
    background: url('../images/1.jpg') no-repeat center center fixed;
    background-size: cover;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    padding-bottom: 100px;
    overflow-y: auto;
    position: relative;
    margin: 0;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

body.login-success {
    overflow: auto;
}

.win11-container {
    width: 100%;
    max-width: 900px;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.win11-login-card,
.win11-main-card {
    background: rgba(255, 255, 255, 0.4);
    border-radius: var(--win11-radius);
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.37);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.win11-login-card::before,
.win11-main-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--win11-gradient);
    transform: scaleX(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.win11-login-card:hover,
.win11-main-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--win11-shadow-hover);
}

.win11-login-card:hover::before,
.win11-main-card:hover::before {
    transform: scaleX(1);
}

.login-section,
.main-section {
    padding: 2rem;
}

.win11-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.win11-header h1 {
    color: var(--win11-primary);
    margin-bottom: 1rem;
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.subtitle {
    color: var(--win11-text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
    font-weight: 400;
}

.win11-form {
    max-width: 400px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.25rem;
    text-align: left;
}

.win11-label {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 500;
    color: var(--win11-text);
    font-size: 0.95rem;
}

.win11-input, .win11-select {
    width: 100%;
    padding: 1.1rem 1.4rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--win11-input-radius);
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
    backdrop-filter: blur(5px);
}

.win11-input:hover, .win11-select:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.3);
    border-color: rgba(102, 126, 234, 0.5);
}

.win11-input:focus, .win11-select:focus {
    outline: none;
    border-color: var(--win11-primary);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.2), 0 6px 16px rgba(102, 126, 234, 0.3);
    background: rgba(255, 255, 255, 0.8);
    transform: translateY(-2px);
}

.win11-input::placeholder {
    color: rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
}

.win11-input:focus::placeholder {
    color: rgba(102, 126, 234, 0.6);
    transform: translateX(5px);
}

.win11-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23666666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
}

.header-buttons .win11-select {
    flex: 1;
    width: 180px;
    height: 50px;
    padding: 0 1.5rem;
}

.win11-btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: rgba(102, 126, 234, 0.9);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--win11-btn-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    width: 100%;
    text-align: center;
    position: relative;
    overflow: hidden;
    z-index: 1;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    backdrop-filter: blur(5px);
}

.win11-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.win11-btn:hover::before {
    left: 100%;
}

.win11-btn:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 24px rgba(102, 126, 234, 0.5);
    background: linear-gradient(135deg, rgba(102, 126, 234, 1) 0%, rgba(118, 75, 162, 1) 100%);
    border-color: rgba(255, 255, 255, 0.5);
}

.win11-btn:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.win11-btn:focus {
    outline: none;
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.3), 0 0 0 4px rgba(102, 126, 234, 0.2);
    transform: translateY(-4px) scale(1.02);
}

.win11-btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: rgba(102, 126, 234, 0.9);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--win11-btn-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    width: 100%;
    text-align: center;
    position: relative;
    overflow: hidden;
    z-index: 1;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    backdrop-filter: blur(5px);
}

.reset-btn {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    margin-top: 1rem;
}

.reset-btn:hover {
    box-shadow: 0 12px 24px rgba(40, 167, 69, 0.3);
}

.error-message {
    color: #dc3545;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    text-align: center;
    animation: fadeIn 0.3s ease;
}

.login-footer {
    text-align: center;
    margin-top: 1rem;
}

.reset-password-link {
    color: rgba(102, 126, 234, 0.5);
    font-size: 0.8rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.reset-password-link:hover {
    color: var(--win11-primary);
    text-decoration: underline;
}

.win11-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.win11-card {
    background: var(--win11-card-bg);
    padding: 2.5rem;
    border-radius: var(--win11-radius);
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--win11-border);
    backdrop-filter: blur(15px);
    position: relative;
    overflow: hidden;
    box-shadow: var(--win11-shadow);
}

.win11-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--win11-gradient);
    transform: scaleX(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.win11-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--win11-gradient-light);
    opacity: 0;
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.win11-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--win11-shadow-hover);
    border-color: rgba(102, 126, 234, 0.3);
}

.win11-card:hover::before {
    transform: scaleX(1);
}

.win11-card:hover::after {
    opacity: 1;
}

.win11-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.win11-card:hover .win11-icon {
    transform: scale(1.1);
}

.win11-card h3 {
    color: var(--win11-primary);
    margin-bottom: 1.25rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.win11-card p {
    color: var(--win11-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes popUp {
    from {
        opacity: 0;
        transform: translateY(100%);
        bottom: -100px;
    }
    to {
        opacity: 1;
        transform: translateY(0);
        bottom: 0;
    }
}

.win11-login-card,
.win11-main-card {
    animation: slideUp 0.5s ease;
}

.win11-card {
    animation: slideUp 0.5s ease;
}

.win11-card:nth-child(1) {
    animation-delay: 0.1s;
}

.win11-card:nth-child(2) {
    animation-delay: 0.2s;
}

.win11-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
}

.win11-modal.show {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.win11-modal-content {
    background: var(--win11-card-bg);
    border-radius: var(--win11-radius);
    width: 100%;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    animation: slideUp 0.3s ease;
    backdrop-filter: blur(20px);
    border: 1px solid var(--win11-border);
}

.win11-modal-header {
    background: linear-gradient(135deg, var(--win11-primary) 0%, var(--win11-secondary) 100%);
    color: white;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.win11-modal-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
}

.win11-modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: white;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.win11-modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.win11-modal-body {
    padding: 2rem;
}

.change-password-btn {
    align-self: flex-start;
    margin-top: 1rem;
}

.win11-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.win11-header h1 {
    text-align: center;
    width: 100%;
}

.header-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.header-buttons .btn {
    flex: 1;
    width: 180px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 300px;
    padding: 1rem;
    border-radius: var(--win11-input-radius);
    text-align: center;
    font-size: 0.9rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(-20px);
    pointer-events: none;
}

.notification.show {
    opacity: 1;
    transform: translateY(0);
}

.notification.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.notification.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.notification.info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

.tab-buttons {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    background: rgba(255, 255, 255, 0.3);
    padding: 0.5rem;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.tab-btn {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    border-radius: var(--win11-input-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: transparent;
    color: var(--win11-text-secondary);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.tab-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--win11-gradient);
    opacity: 0;
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: var(--win11-input-radius);
    z-index: -1;
}

.tab-btn.active {
    color: white;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    transform: translateY(-2px);
}

.tab-btn.active::before {
    opacity: 1;
}

.tab-btn:not(.active):hover {
    background: rgba(102, 126, 234, 0.2);
    color: var(--win11-primary);
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.25);
    backdrop-filter: blur(5px);
}

.win11-form {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.win11-form.hidden {
    display: none;
}

.win11-form.show {
    animation: formSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes formSlideIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.success-message {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-top: 1.5rem;
    text-align: center;
    font-weight: 500;
    animation: fadeIn 0.3s ease;
    border: 1px solid #b1dfbb;
}

.success-message.hidden {
    display: none;
}

@media (max-width: 768px) {
    body {
        padding: 0.75rem;
        padding-bottom: 80px;
        min-height: 100vh;
    }
    
    .win11-login-card,
    .win11-main-card {
        margin: 0;
    }
    
    .login-section,
    .main-section {
        padding: 1.5rem;
    }
    
    .win11-header h1 {
        font-size: 2rem;
    }
    
    .win11-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .win11-card {
        padding: 2rem;
    }
    
    .win11-btn {
        padding: 1.125rem 2rem;
    }
    
    .win11-input {
        padding: 1.125rem 1.25rem;
    }
    
    .win11-modal-content {
        width: 95%;
        margin: 1rem;
    }
    
    .win11-modal-header {
        padding: 1.25rem 1.5rem;
    }
    
    .win11-modal-body {
        padding: 1.5rem;
    }
}

/* 天气和时间显示 */
.weather-date-time {
    display: grid;
    grid-template-columns: 1.2fr 1fr 0.8fr 1.2fr;
    align-items: center;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.9);
    border-radius: var(--win11-input-radius);
    margin-bottom: 2rem;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.1);
    gap: 1rem;
}

.weather-info {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--win11-primary);
    text-align: center;
    line-height: 1.4;
}

.date-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
}

.date-info {
    font-size: 0.95rem;
    color: var(--win11-text-secondary);
    text-align: center;
}

.lunar-date-info {
    font-size: 0.8rem;
    color: var(--win11-accent);
    font-weight: 500;
    text-align: center;
}

.time-info {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--win11-text);
    text-align: center;
    letter-spacing: 1px;
}

.user-info-section {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.75rem;
}

.user-welcome {
    margin: 0;
    color: var(--win11-text-secondary);
    font-size: 0.9rem;
    white-space: nowrap;
    font-weight: 500;
    padding: 0.35rem 0.85rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-radius: 20px;
    border: 1px solid rgba(102, 126, 234, 0.15);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.welcome-icon {
    font-size: 1.1rem;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.user-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.session-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.08) 100%);
    padding: 0.5rem 1rem;
    border-radius: 12px;
    border: 1px solid rgba(102, 126, 234, 0.2);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.08);
}

.session-label {
    font-size: 0.8rem;
    color: var(--win11-text-secondary);
    white-space: nowrap;
    font-weight: 500;
}

.session-select {
    padding: 0.4rem 0.9rem;
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 8px;
    background: linear-gradient(135deg, white 0%, #f8f9ff 100%);
    color: var(--win11-text);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 100px;
    font-weight: 500;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.session-select:hover {
    border-color: var(--win11-primary);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
    transform: translateY(-1px);
}

.session-select:focus {
    outline: none;
    border-color: var(--win11-primary);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
}

.logout-btn {
    padding: 0.55rem 1.4rem !important;
    font-size: 0.85rem;
    border-radius: 10px;
    white-space: nowrap;
    font-weight: 600;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, var(--win11-primary) 0%, var(--win11-secondary) 100%);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.logout-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

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

@media (max-width: 900px) {
    .weather-date-time {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto auto;
        gap: 0.75rem;
        padding: 0.75rem 1rem;
    }
    
    .weather-info {
        grid-column: 1;
        grid-row: 1;
        font-size: 1rem;
    }
    
    .date-container {
        grid-column: 2;
        grid-row: 1;
    }
    
    .time-info {
        grid-column: 1;
        grid-row: 2;
        font-size: 1.4rem;
    }
    
    .user-info-section {
        grid-column: 2;
        grid-row: 2;
        align-items: center;
    }
    
    .user-controls {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 600px) {
    .weather-date-time {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .weather-info,
    .date-container,
    .time-info,
    .user-info-section {
        grid-column: 1;
    }
    
    .weather-info { grid-row: 1; }
    .date-container { grid-row: 2; }
    .time-info { grid-row: 3; }
    .user-info-section { grid-row: 4; }
    
    .user-info-section {
        align-items: center;
    }
    
    .user-controls {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* 公告样式 */
.announcement-container {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 600px;
    z-index: 1000;
    animation: slideDown 0.5s ease;
}

.announcement-content {
    background: var(--win11-card-bg);
    border-radius: var(--win11-radius);
    box-shadow: var(--win11-shadow);
    backdrop-filter: blur(20px);
    border: 1px solid var(--win11-border);
    padding: 2rem;
    text-align: center;
    border-left: 4px solid var(--win11-primary);
}

.announcement-content h3 {
    color: var(--win11-primary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.announcement-content div {
    color: var(--win11-text);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    white-space: pre-wrap;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* 滚动条公告样式 */
.scroll-announcement {
    background: linear-gradient(135deg, var(--win11-primary) 0%, var(--win11-secondary) 100%);
    color: white;
    border-radius: var(--win11-input-radius);
    margin-bottom: 1rem;
    overflow: hidden;
    position: relative;
    width: 100%;
    height: 44px;
}

.scroll-announcement-icon {
    position: absolute;
    left: 0;
    top: 0;
    font-size: 1.25rem;
    animation: ring 1.5s ease-in-out infinite;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.15);
    line-height: 1;
    z-index: 2;
}

@keyframes ring {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.scroll-announcement-content {
    position: absolute;
    left: 44px;
    top: 0;
    right: 0;
    height: 44px;
    line-height: 44px;
    white-space: nowrap;
    animation: marquee 15s linear infinite;
    font-size: 14px;
    padding-left: 10px;
}

.scroll-announcement-content strong {
    line-height: 44px;
}

/* 遮罩层 - 让文字在喇叭位置消失 */
.scroll-announcement::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--win11-primary) 0%, var(--win11-secondary) 100%);
    z-index: 1;
}

@keyframes marquee {
    0% {
        transform: translateX(100%);
    }
    100% {
        transform: translateX(-100%);
    }
}

.scroll-announcement:hover .scroll-announcement-content {
    animation-play-state: paused;
}