@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;600;800&family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

:root {
    --primary-color: #6C5CE7; /* Elegant Purple */
    --primary-light: #A29BFE;
    --dark-text: #2D3436;
    --light-text: #636E72;
    --bg-white: #FFFFFF;
    --bg-gray: #F8F9FA;
    --gradient-brand: linear-gradient(135deg, #6C5CE7, #0984E3);
    --shadow-soft: 0 20px 40px rgba(108, 92, 231, 0.08);
    --radius-lg: 24px;
    --radius-sm: 12px;
}

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

body {
    font-family: 'Noto Sans JP', 'Plus Jakarta Sans', sans-serif;
    color: var(--dark-text);
    background-color: var(--bg-white);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: 'Plus Jakarta Sans', 'Noto Sans JP', sans-serif; font-weight: 800; line-height: 1.2; }
a { text-decoration: none; color: inherit; transition: 0.3s ease; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }

/* ------------------- HEADER ------------------- */
.site-header {
    position: fixed; top: 0; left: 0; width: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    z-index: 1000;
    padding: 15px 0;
}
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
}
.logo {
    font-size: 1.5rem; font-weight: 800; color: var(--dark-text);
    display: flex; align-items: center; gap: 10px; letter-spacing: -0.5px;
}
.logo-icon {
    width: 35px; height: 35px; background: var(--gradient-brand);
    border-radius: 8px; display: inline-block;
}
.nav-menu {
    display: flex; gap: 40px; list-style: none;
}
.nav-menu a {
    font-weight: 600; font-size: 0.95rem; color: var(--light-text);
}
.nav-menu a:hover, .nav-menu a.active { color: var(--primary-color); }

.btn-primary {
    background: var(--gradient-brand);
    color: var(--bg-white) !important;
    padding: 14px 30px;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: 0 10px 20px rgba(108, 92, 231, 0.2);
    display: inline-block;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 15px 25px rgba(108, 92, 231, 0.3); }

/* ------------------- MAIN SECTIONS ------------------- */
.section-padding { padding: 120px 0; }
.bg-light { background: var(--bg-gray); }

/* Ultra Hero */
.hero {
    padding-top: 180px; padding-bottom: 80px;
    text-align: center; background: url('assets/hero-bg.svg') no-repeat center bottom;
    background-size: cover;
}
.hero h1 {
    font-size: 4.5rem; letter-spacing: -1.5px; margin-bottom: 25px;
    background: var(--gradient-brand);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p {
    font-size: 1.25rem; color: var(--light-text); max-width: 700px;
    margin: 0 auto 40px;
}
.hero-image-wrap {
    margin-top: 60px; max-width: 1000px; margin-left: auto; margin-right: auto;
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-soft);
    position: relative;
    border: 1px solid rgba(0,0,0,0.05);
}
.hero-image-wrap img { width: 100%; display: block; }

/* Grid Layouts */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }

/* Elegant Cards */
.feature-card {
    background: var(--bg-white); border-radius: var(--radius-lg);
    padding: 50px 40px;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0,0,0,0.02);
    transition: 0.4s ease;
}
.feature-card:hover { transform: translateY(-10px); box-shadow: 0 30px 60px rgba(108, 92, 231, 0.15); }
.feature-card .icon-box {
    width: 60px; height: 60px; border-radius: 16px;
    background: rgba(108, 92, 231, 0.1); color: var(--primary-color);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem; margin-bottom: 25px; font-weight: 800;
}
.feature-card h3 { font-size: 1.4rem; margin-bottom: 15px; }
.feature-card p { color: var(--light-text); font-size: 1rem;}

/* Contact Form */
.premium-form {
    background: var(--bg-white); padding: 50px; border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}
.form-group { margin-bottom: 25px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 10px; font-size: 0.95rem; }
.form-group input, .form-group textarea {
    width: 100%; padding: 18px; border-radius: var(--radius-sm);
    border: 1px solid #DFE6E9; font-family: inherit; font-size: 1rem;
    transition: 0.3s; background: var(--bg-gray);
}
.form-group input:focus, .form-group textarea:focus {
    outline: none; border-color: var(--primary-color); background: var(--bg-white);
    box-shadow: 0 0 0 4px rgba(108, 92, 231, 0.1);
}

/* ------------------- FOOTER ------------------- */
.site-footer {
    background: var(--dark-text); color: #B2BEC3;
    padding: 80px 0 30px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; margin-bottom: 60px; }
.footer-grid h4 { color: var(--bg-white); margin-bottom: 25px; font-size: 1.1rem; }
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 12px; }
.footer-grid a:hover { color: var(--bg-white); }
.footer-bottom { padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.1); font-size: 0.85rem; display: flex; justify-content: space-between;}

/* Utility Cookies */
.cookie-banner {
    position: fixed; bottom: 30px; left: 50%; transform: translateX(-50%);
    background: var(--bg-white); padding: 25px 40px; border-radius: 50px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2); z-index: 9999;
    display: none; align-items: center; gap: 30px; border: 1px solid #EEE;
}
.cookie-banner p { margin: 0; font-weight: 500; font-size: 0.95rem; }

@media (max-width: 900px) {
    .nav-menu { display: none; }
    .hero h1 { font-size: 3rem; }
    .grid-3, .grid-2, .footer-grid { grid-template-columns: 1fr; gap: 40px; }
    .cookie-banner { border-radius: 20px; flex-direction: column; width: 90%; text-align: center; }
}