*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html{
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}
body{
    background-color: #0b0e0f;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(30, 40, 50, 0.4) 0%, transparent 30%),
        radial-gradient(circle at 80% 70%, rgba(20, 30, 40, 0.5) 0%, transparent 40%),
        linear-gradient(180deg, #0a0c0d 0%, #121719 100%);
    color: #c8d1d9;
    font-family: 'Inter', 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    letter-spacing: 0.3px;
    min-height: 100vh;
    padding: 0 16px;
    position: relative;
    background-size: cover;
    overflow-x: hidden;
}
body::before{
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(60, 80, 90, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(60, 80, 90, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
}
.container,header,section,footer,.nav-wrapper{
    position: relative;
    z-index: 1;
}
.container{
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 8px;
}
h1,h2,h3,h4{
    font-weight: 600;
    letter-spacing: 1.5px;
    color: #d7e0e8;
    text-shadow: 0 0 12px rgba(0, 180, 255, 0.3), 0 0 30px rgba(0, 120, 200, 0.2);
    position: relative;
    word-break: break-word;
}
h1{
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    line-height: 1.25;
    border-left: 6px solid #2e8b9e;
    padding-left: 24px;
    margin-bottom: 16px;
}
h2{
    font-size: clamp(1.35rem, 3vw, 1.9rem);
    border-bottom: 1px solid #2a3b44;
    padding-bottom: 12px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
h2::before{
    content: "▍";
    color: #3e9fb0;
    font-weight: 700;
    text-shadow: 0 0 16px #3e9fb0;
    flex-shrink: 0;
}
h3{
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
    color: #b6c8d4;
    margin-bottom: 12px;
    letter-spacing: 1px;
}
.panel{
    background: rgba(18, 26, 30, 0.85);
    backdrop-filter: blur(4px);
    border: 1px solid #1e2e36;
    box-shadow: inset 0 0 30px rgba(0, 30, 40, 0.5), 0 8px 20px rgba(0, 0, 0, 0.8);
    border-radius: 4px;
    padding: 24px 20px;
    transition: border-color 0.25s ease, box-shadow 0.3s ease;
}
.panel:hover{
    border-color: #2f5b6b;
    box-shadow: inset 0 0 30px rgba(0, 70, 90, 0.3), 0 8px 26px rgba(0, 0, 0, 0.9);
}
.btn{
    display: inline-block;
    background: #15262c;
    color: #c0e4f0;
    border: 1px solid #2f6b7a;
    padding: 12px 32px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-decoration: none;
    transition: all 0.25s;
    box-shadow: 0 0 12px rgba(0, 180, 255, 0.1);
    border-radius: 2px;
    font-size: 0.95rem;
    text-align: center;
    cursor: pointer;
}
.btn:hover{
    background: #1e3e48;
    border-color: #4fa9bc;
    box-shadow: 0 0 20px rgba(0, 200, 255, 0.3);
    color: #e2f2fa;
}
.btn-download{
    background: #0d1c22;
    border-color: #3c8c9e;
    font-size: 1.1rem;
    padding: 16px 48px;
}
.grid-2,.grid-3,.grid-4{
    display: grid;
    gap: 20px;
    width: 100%;
}
.grid-2{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3{ grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4{ grid-template-columns: repeat(4, minmax(0, 1fr)); }
.table-wrap{
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 2px;
}
.compare-table{
    width: 100%;
    min-width: 480px;
    border-collapse: collapse;
    background: rgba(12, 20, 24, 0.8);
    border: 1px solid #1e333c;
}
.compare-table th,.compare-table td{
    padding: 14px 12px;
    border-bottom: 1px solid #1f3038;
    text-align: left;
    font-size: 0.95rem;
}
.compare-table th{
    background: #142128;
    color: #b0d8e6;
    letter-spacing: 1px;
    font-weight: 600;
    border-bottom: 2px solid #2e6e7e;
    white-space: nowrap;
}
.compare-table tr:last-child td{
    border-bottom: none;
}
.badge{
    display: inline-block;
    background: #1b3a42;
    color: #a0d0e0;
    padding: 4px 12px;
    border-radius: 2px;
    font-size: 0.75rem;
    letter-spacing: 1px;
    border-left: 3px solid #3c9cae;
    white-space: nowrap;
}
.image-grid{
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
}
.image-grid img{
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    object-fit: cover;
    border: 1px solid #1e3a44;
    border-radius: 2px;
    filter: brightness(0.85) contrast(1.1);
    transition: all 0.2s;
    box-shadow: 0 4px 12px rgba(0,0,0,0.7);
    display: block;
}
.image-grid img:hover{
    filter: brightness(1.1) contrast(1.2);
    border-color: #4c9eb0;
    transform: scale(1.02);
}
.nav-wrapper{
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    padding: 16px 0 8px;
    gap: 12px 24px;
    border-bottom: 1px solid #1a2b33;
    margin-bottom: 24px;
}
.logo-area{
    display: flex;
    align-items: center;
    gap: 14px;
    margin-right: auto;
}
.logo-area img{
    height: 34px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 0 10px #1e9bb0);
    border-radius: 6px;
}
.logo-text{
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: #c0e6f0;
    text-shadow: 0 0 18px #1e9bb0;
    white-space: nowrap;
}
.nav-links{
    display: flex;
    flex-wrap: wrap;
    gap: 8px 22px;
    font-size: 0.9rem;
    font-weight: 500;
}
.nav-links a{
    color: #9bbac7;
    text-decoration: none;
    transition: color 0.2s;
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
    letter-spacing: 1px;
    white-space: nowrap;
}
.nav-links a:hover{
    color: #6fd0e6;
    border-bottom-color: #4fa9bc;
}
.footer-search{
    font-size: 0.8rem;
    color: #6a8a98;
    line-height: 1.8;
    word-break: break-word;
    text-align: center;
    border-top: 1px solid #1a2b33;
    padding-top: 24px;
    margin-top: 40px;
}
.footer-search a{
    color: #6a8a98;
    text-decoration: none;
    margin: 0 6px;
    white-space: nowrap;
}
.footer-search a:hover{
    color: #9fd0e0;
    text-decoration: underline;
}
.text-accent{ color: #6fd0e6; }
.flex-center{ display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 20px; }
.section{ margin-bottom: 48px; }
.small-note{ font-size: 0.75rem; color: #6a8a98; letter-spacing: 0.5px; }
.list-check{ list-style: none; padding-left: 0; }
.list-check li{ padding: 6px 0 6px 24px; position: relative; }
.list-check li::before{ content: "▹"; color: #3e9fb0; position: absolute; left: 0; font-weight: 700; }
figure.shot{ margin: 0; }
figure.shot img{
    width: 100%;
    height: auto;
    display: block;
    border: 1px solid #1e3a44;
    border-radius: 3px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.7);
    object-fit: cover;
}
figure.shot figcaption{
    font-size: 0.78rem;
    color: #7d9aa6;
    margin-top: 8px;
    letter-spacing: 0.5px;
}
.hero-shot{
    margin-bottom: 36px;
    border: 1px solid #1e3a44;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.8);
}
.hero-shot img{
    width: 100%;
    height: auto;
    display: block;
    filter: brightness(0.9) contrast(1.08);
}
.preset-card{
    padding: 16px;
    text-align: center;
    background: #0f1c22;
}
.preset-card img{
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    object-fit: cover;
    border: 1px solid #1e3a44;
    border-radius: 2px;
    display: block;
}
.preset-card h3{
    font-size: 1rem;
    margin-top: 12px;
}
.log-item{
    margin-top: 12px;
    padding-left: 0;
}
.log-item:first-child{ margin-top: 0; }
.guide-figure{
    margin-bottom: 20px;
}
@media (max-width: 1024px){
    .grid-3{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-4{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .image-grid{ grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}
@media (max-width: 860px){
    .nav-links{ gap: 6px 16px; font-size: 0.82rem; }
    .logo-text{ font-size: 1.2rem; letter-spacing: 2px; }
    .panel{ padding: 20px 16px; }
}
@media (max-width: 720px){
    body{ padding: 0 12px; }
    h1{
        font-size: 1.55rem;
        padding-left: 14px;
        border-left-width: 4px;
        letter-spacing: 1px;
    }
    h2{
        font-size: 1.3rem;
        gap: 8px;
        padding-bottom: 10px;
        margin-bottom: 18px;
    }
    h3{ font-size: 1.1rem; }
    .nav-wrapper{
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        padding: 14px 0 8px;
    }
    .logo-area{
        margin-right: 0;
        width: 100%;
    }
    .logo-area img{ height: 28px; }
    .nav-links{
        width: 100%;
        gap: 6px 14px;
        font-size: 0.78rem;
    }
    .grid-2,.grid-3,.grid-4{
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .compare-table th,.compare-table td{
        padding: 10px 8px;
        font-size: 0.85rem;
    }
    .btn{
        width: 100%;
        padding: 14px 16px;
        font-size: 0.9rem;
    }
    .btn-download{
        padding: 16px;
        font-size: 1rem;
    }
    .image-grid{
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
    }
    .panel{ padding: 18px 14px; }
    .section{ margin-bottom: 32px; }
    .footer-search{ font-size: 0.72rem; }
    .flex-center{ gap: 12px; }
}
@media (max-width: 480px){
    body{ padding: 0 10px; }
    h1{
        font-size: 1.35rem;
        padding-left: 12px;
    }
    h2{ font-size: 1.15rem; }
    .logo-text{ font-size: 1rem; letter-spacing: 1px; }
    .nav-links{ font-size: 0.72rem; gap: 5px 12px; }
    .image-grid{ grid-template-columns: 1fr; }
    .compare-table th,.compare-table td{
        padding: 8px 6px;
        font-size: 0.78rem;
    }
    .badge{ font-size: 0.68rem; padding: 3px 8px; }
    .panel{ padding: 16px 12px; }
    .flex-center{ flex-direction: column; align-items: stretch; }
    .btn-download{ font-size: 0.95rem; }
}
@media (max-width: 360px){
    h1{ font-size: 1.2rem; }
    .logo-area img{ height: 24px; }
    .nav-links{ font-size: 0.68rem; }
}
@media (hover: none){
    .panel:hover{
        border-color: #1e2e36;
        box-shadow: inset 0 0 30px rgba(0, 30, 40, 0.5), 0 8px 20px rgba(0, 0, 0, 0.8);
    }
    .image-grid img:hover{
        filter: brightness(0.85) contrast(1.1);
        border-color: #1e3a44;
        transform: none;
    }
    .btn:hover{
        background: #15262c;
        border-color: #2f6b7a;
        box-shadow: 0 0 12px rgba(0, 180, 255, 0.1);
        color: #c0e4f0;
    }
}