/* ========================================
   施工页面专属样式
   Construction Page Style
   ======================================== */

.construction-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(255, 182, 193, 0.05) 10px,
            rgba(255, 182, 193, 0.05) 20px
        );
    z-index: -1;
    pointer-events: none;
}

.construction-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
}

.construction-content {
    text-align: center;
    max-width: 600px;
    position: relative;
    z-index: 10;
}

.construction-icon {
    margin-bottom: 2rem;
}

.icon-wrapper {
    display: inline-block;
    position: relative;
    transition: transform 0.3s ease;
}

.main-icon {
    font-size: 5rem;
    display: block;
    animation: iconBounce 2s infinite;
}

.sub-icon {
    position: absolute;
    top: -10px;
    right: -20px;
    font-size: 2rem;
    animation: iconFloat 3s infinite ease-in-out;
}

@keyframes iconBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(10deg); }
}

.construction-title {
    margin-bottom: 2rem;
}

.title-prefix {
    display: block;
    font-size: 1rem;
    color: var(--kawaii-pink);
    margin-bottom: 0.5rem;
}

.title-main {
    display: block;
    font-family: 'Arial', sans-serif;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: bold;
    color: var(--kawaii-pink);
    text-shadow: 
        2px 2px 0 var(--kawaii-pink-light),
        4px 4px 0 rgba(255, 182, 193, 0.3);
    margin-bottom: 0.5rem;
}

.title-sub {
    display: block;
    font-size: 1rem;
    color: var(--kawaii-purple);
    letter-spacing: 0.2em;
}

.construction-message {
    margin-bottom: 3rem;
}

.message-card {
    background: rgba(255, 255, 255, 0.9);
    border: 3px solid var(--kawaii-pink);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px var(--kawaii-shadow);
    animation: cardFloat 3s infinite ease-in-out;
}

@keyframes cardFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.card-icon {
    font-size: 1.5rem;
}

.card-title {
    font-size: 1.2rem;
    color: var(--kawaii-pink);
    font-weight: bold;
}

.card-content {
    text-align: center;
}

.message-text {
    font-size: 1.1rem;
    color: var(--kawaii-text);
    margin-bottom: 0.5rem;
}

.message-sub {
    font-size: 1rem;
    color: #888;
    margin-bottom: 0.5rem;
}

.message-hint {
    font-size: 0.9rem;
    color: var(--kawaii-purple);
    font-style: italic;
}

.highlight {
    color: var(--kawaii-pink);
    font-weight: bold;
}

.construction-progress {
    margin-bottom: 3rem;
}

.progress-label {
    font-size: 1rem;
    color: var(--kawaii-text);
    margin-bottom: 1rem;
}

.progress-bar {
    width: 100%;
    height: 20px;
    background: var(--kawaii-gray);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 1rem;
    border: 2px solid var(--kawaii-pink-light);
}

.progress-fill {
    height: 100%;
    width: 30%;
    background: linear-gradient(90deg, var(--kawaii-pink), var(--kawaii-purple));
    border-radius: 8px;
    animation: progressShine 2s infinite;
}

@keyframes progressShine {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.progress-text {
    font-size: 0.9rem;
    color: var(--kawaii-purple);
}

.feature-preview {
    margin-bottom: 3rem;
}

.preview-title {
    font-size: 1.3rem;
    color: var(--kawaii-pink);
    margin-bottom: 1.5rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.feature-item {
    background: rgba(255, 255, 255, 0.8);
    border: 2px solid var(--kawaii-pink-light);
    border-radius: 10px;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.feature-item:hover {
    border-color: var(--kawaii-pink);
    transform: translateY(-3px);
}

.feature-icon {
    font-size: 1.5rem;
}

.feature-text {
    font-size: 0.9rem;
    color: var(--kawaii-text);
    font-weight: bold;
}

.action-buttons {
    margin-bottom: 2rem;
}

.btn-return {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--kawaii-pink), var(--kawaii-purple));
    color: white;
    text-decoration: none;
    border-radius: 15px;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px var(--kawaii-shadow);
}

.btn-return:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--kawaii-shadow);
}

.btn-icon {
    font-size: 1.2rem;
}

.btn-text {
    font-size: 1rem;
}

.deco-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: -1;
}

.deco-1, .deco-2, .deco-3, .deco-4 {
    position: absolute;
    font-size: 2rem;
    opacity: 0.3;
    animation: floatDeco 4s infinite ease-in-out;
}

.deco-1 {
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.deco-2 {
    top: 20%;
    right: 10%;
    animation-delay: 1s;
}

.deco-3 {
    bottom: 30%;
    left: 8%;
    animation-delay: 2s;
}

.deco-4 {
    bottom: 15%;
    right: 5%;
    animation-delay: 3s;
}

@keyframes floatDeco {
    0%, 100% { 
        transform: translateY(0) rotate(0deg);
        opacity: 0.3;
    }
    50% { 
        transform: translateY(-20px) rotate(10deg);
        opacity: 0.6;
    }
}

/* 飘浮爱心动画 */
@keyframes floatHeart {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100vh) rotate(360deg);
        opacity: 0;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .construction-section {
        padding: 1rem;
    }
    
    .main-icon {
        font-size: 3rem;
    }
    
    .title-main {
        font-size: 1.8rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .deco-elements {
        display: none;
    }
}