:root {
    /* WPS Studio Brand Colors */
    --studio-black: #000000;
    --studio-white: #FFFFFF;
    --studio-gray-light: #F5F5F7;
    --studio-gray-dark: #86868B;
    --studio-red: #D92B2F;
    
    /* Typography */
    --font-studio: "Inter", "Helvetica Neue", "PingFang SC", sans-serif;
    
    /* Effects */
    --studio-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    --studio-shadow-lg: 0 30px 60px rgba(0, 0, 0, 0.08);
    --studio-border: 1px solid #E5E5E5;
    --transition-studio: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html { scroll-behavior: smooth; }

body {
    background-color: var(--studio-white);
    color: var(--studio-black);
    font-family: var(--font-studio);
    line-height: 1.5;
    overflow-x: hidden;
    /* Subtle geometric background pattern */
    background-image: radial-gradient(#eee 0.5px, transparent 0.5px);
    background-size: 40px 40px;
}

/* Gallery Section */
.gallery-section { padding: 120px 6%; text-align: center; }
.gallery-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
    margin-top: 60px;
}
.gallery-item {
    aspect-ratio: 3/4; background: var(--studio-gray-light);
    border-radius: 20px; overflow: hidden; position: relative;
    transition: var(--transition-studio);
}
.gallery-item:hover { transform: scale(1.03); box-shadow: var(--studio-shadow-lg); }
.gallery-overlay {
    position: absolute; inset: 0; background: rgba(0,0,0,0.05);
    opacity: 0; transition: 0.3s; display: flex; align-items: flex-end; padding: 24px;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }

/* Comparison Table */
.compare-section { padding: 120px 6%; max-width: 1000px; margin: 0 auto; }
.compare-table { width: 100%; border-collapse: collapse; margin-top: 60px; }
.compare-table th, .compare-table td { padding: 24px; border-bottom: 1px solid #eee; text-align: left; }
.compare-table th { font-weight: 800; text-transform: uppercase; letter-spacing: 1px; font-size: 12px; color: var(--studio-gray-dark); }
.compare-table .check { color: #52c41a; }
.compare-table .cross { color: #ff4d4f; }

/* Collaboration Flow */
.flow-section { padding: 120px 6%; background: var(--studio-black); color: white; border-radius: 60px; margin: 40px 20px; }
.flow-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 60px; margin-top: 80px; }
.flow-item h4 { font-size: 24px; margin-bottom: 20px; color: var(--studio-red); }
.flow-item p { opacity: 0.6; font-size: 15px; }

/* Enhanced Visuals */
.visual-img:hover { transform: scale(1.01); transition: var(--transition-studio); }
.btn-studio-black:active { transform: scale(0.95); }

/* Scroll Progress Bar */
#scroll-progress {
    position: fixed; top: 0; left: 0; width: 0%; height: 3px;
    background: var(--studio-red); z-index: 1001;
}

a { text-decoration: none; color: inherit; transition: var(--transition-studio); }

/* Minimalist Navbar */
.nav-studio {
    position: fixed; top: 0; width: 100%; height: 64px;
    background: rgba(255, 255, 255, 0.8); backdrop-filter: blur(20px);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 40px; z-index: 1000;
    border-bottom: var(--studio-border);
}

.logo-studio {
    font-size: 18px; font-weight: 700; color: var(--studio-black);
    display: flex; align-items: center; gap: 8px;
    letter-spacing: -0.5px;
}

.logo-studio span { color: var(--studio-red); }

.nav-links-studio { display: flex; gap: 32px; }
.nav-link { font-size: 13px; font-weight: 500; color: var(--studio-gray-dark); }
.nav-link:hover { color: var(--studio-black); }

.btn-studio {
    padding: 8px 20px; border-radius: 100px; font-size: 13px; font-weight: 600;
    cursor: pointer; transition: var(--transition-studio);
}

.btn-studio-black { background: var(--studio-black); color: white; border: none; }
.btn-studio-black:hover { background: #333; transform: scale(1.02); }

/* Studio Hero */
.hero-studio {
    padding: 160px 6% 100px;
    text-align: center;
    max-width: 1200px; margin: 0 auto;
}

.hero-studio h1 {
    font-size: clamp(48px, 8vw, 92px); font-weight: 800; line-height: 1.05;
    letter-spacing: -2px; margin-bottom: 32px;
}

.hero-studio p {
    font-size: 22px; color: var(--studio-gray-dark); max-width: 800px;
    margin: 0 auto 48px; font-weight: 400;
}

/* Tool Cards */
.tool-section { padding: 80px 6%; background: var(--studio-gray-light); border-radius: 40px; margin: 0 20px; }
.tool-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.tool-card {
    background: white; padding: 60px 40px; border-radius: 30px;
    text-align: left; transition: var(--transition-studio);
    display: flex; flex-direction: column; justify-content: space-between;
    height: 400px;
}

.tool-card:hover { transform: translateY(-10px); box-shadow: 0 20px 40px rgba(0,0,0,0.05); }

.tool-icon { font-size: 32px; margin-bottom: 24px; color: var(--studio-red); }
.tool-card h3 { font-size: 24px; font-weight: 700; margin-bottom: 16px; }
.tool-card p { font-size: 15px; color: var(--studio-gray-dark); line-height: 1.6; }

/* Large Visual Module */
.visual-module {
    padding: 120px 6%; display: flex; align-items: center; gap: 80px;
}

.visual-content { flex: 1; }
.visual-img { flex: 1.2; background: #fff; border-radius: 40px; height: 500px; box-shadow: var(--studio-shadow); border: var(--studio-border); overflow: hidden; position: relative; }

.visual-tag { font-size: 12px; font-weight: 700; text-transform: uppercase; color: var(--studio-red); letter-spacing: 2px; margin-bottom: 20px; display: block; }
.visual-title { font-size: 48px; font-weight: 800; margin-bottom: 30px; }

/* Download Center */
.download-studio-wrap {
    padding: 120px 6%; text-align: center;
}

.dl-studio-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px; margin-top: 64px;
}

.dl-studio-card {
    border: var(--studio-border); padding: 48px 32px; border-radius: 24px;
    transition: var(--transition-studio);
}

.dl-studio-card:hover { border-color: var(--studio-black); background: var(--studio-gray-light); }

/* Animations */
.reveal { opacity: 0; transform: translateY(30px); transition: all 0.8s var(--transition-studio); }
.reveal.active { opacity: 1; transform: translateY(0); }

@media (max-width: 1024px) {
    .tool-grid { grid-template-columns: 1fr; }
    .visual-module { flex-direction: column; text-align: center; }
    .nav-links-studio { display: none; }
}