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

body {
    font-family:
        'Inter',
        system-ui,
        -apple-system,
        'Segoe UI',
        Roboto,
        sans-serif;
    background-color: #0a0a0a; 
    color: #e0e0e0;
    line-height: 1.5;
}

.site-header {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 1.2rem 2.5rem;
    background-color: #111111; 
}

.privacy-link {
    font-size: 1rem;
    font-weight: 500;
    color: #c0ffc0;
    text-decoration: none;
    padding: 0.4rem 0.8rem;
    border-radius: 30px;
    background-color: transparent;
    transition: all 0.2s;
}

.privacy-link:hover {
    color: #000000;
    background-color: #39ff14; 
    text-decoration: none;
    box-shadow: 0 0 12px #39ff14;
}

.banner-section {
    width: 100%;
    line-height: 0;
    background-color: #0f0f0f; 
}

.banner-section img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
    filter: brightness(1.05) contrast(1.1);
}

.app-intro {
    max-width: 1400px;
    margin: 3rem auto 2.5rem auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    gap: 2.5rem;
    flex-wrap: wrap;
}

.icon-wrapper {
    flex-shrink: 0;
    width: 120px;
    height: 120px;
    border-radius: 28px;
    box-shadow: 0 0 20px #39ff14; 
    overflow: hidden;
    transition: transform 0.2s;
    background-color: #111;
}

.icon-wrapper img {
    display: block;
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 6px #a0ffa0);
}

.app-name h1 {
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #39ff14;
    text-shadow: 0 0 10px #39ff14;
    line-height: 1.1;
}

.gallery-section {
    max-width: 1200px;
    margin: 2rem auto 4rem auto;
    padding: 0 2rem;
}

.gallery-section h2 {
    font-size: 2rem;
    font-weight: 500;
    color: #adffad; 
    margin-bottom: 2rem;
    border-bottom: 2px solid #1f8a2c;
    padding-bottom: 0.75rem;
    display: inline-block;
    text-shadow: 0 0 5px #1f8a2c;
}

/* 轮播容器 */
.carousel-container {
    position: relative;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    background-color: #111111; 
    border-radius: 48px;
    box-shadow: 0 0 30px #1f8a2c80; 
    padding: 20px 0;
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 0;
    transition: height 0.3s ease;
}

.carousel-slide {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: left, width, opacity;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(57, 255, 20, 0.5); 
    background-color: #000;
}

.carousel-slide img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: contain;
    pointer-events: none;
    border-radius: 16px;
    filter: brightness(1.05) contrast(1.1); 
}

.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    border: 2px solid #39ff14;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.8rem;
    font-weight: 300;
    color: #39ff14;
    cursor: pointer;
    z-index: 20;
    transition: all 0.2s ease;
    box-shadow: 0 0 20px #39ff14;
    user-select: none;
    line-height: 1;
}

.carousel-arrow:hover {
    background-color: #39ff14;
    color: #000000;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 0 30px #7eff7e;
}

.carousel-arrow.left {
    left: 5%;
}

.carousel-arrow.right {
    right: 5%;
}

@media (max-width: 700px) {
    .carousel-arrow {
        width: 40px;
        height: 40px;
        font-size: 2.4rem;
    }
}

.site-footer {
    text-align: center;
    padding: 2.5rem;
    color: #8a8a8a;
    font-size: 0.95rem;
    border-top: 1px solid #1f8a2c;
    background-color: #0c0c0c;
    margin-top: 1.5rem;
}

.site-footer a {
    color: #adffad;
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: #2ecc2e;
}

.site-footer a:hover {
    color: #39ff14;
}

.glow-text {
    text-shadow: 0 0 8px #39ff14;
}