@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;900&family=Noto+Sans+JP:wght@300;400;500;700;900&display=swap');

:root {
    --core-blue: #0056FF;
    --neon-pink: #FF006A;
    --bg-white: #FFFFFF;
    --bg-offwhite: #F4F7FA;
    --text-dark: #1E232E;
    --text-gray: #6B7280;
    --border-soft: #E5E7EB;
    --shadow-large: 0 25px 50px -12px rgba(0, 86, 255, 0.1);
    --shadow-small: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --gradient-brand: linear-gradient(135deg, #0056FF, #FF006A);
}

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

body {
    font-family: 'Noto Sans JP', 'Inter', sans-serif;
    color: var(--text-dark);
    background: var(--bg-white);
    line-height: 1.6;
}

h1, h2, h3, h4 { font-family: 'Inter', 'Noto Sans JP', sans-serif; font-weight: 800; line-height: 1.2; letter-spacing:-0.5px;}

a { text-decoration: none; color: inherit; transition: 0.3s; }
.btn {
    display: inline-block; padding: 14px 28px; border-radius: 8px; font-weight: 700;
    font-size: 1rem; border: none; cursor: pointer; transition: 0.3s; text-align: center;
}
.btn-solid { background: var(--core-blue); color: #fff !important; box-shadow: 0 4px 15px rgba(0,86,255,0.3); }
.btn-solid:hover { background: #0043CC; transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--core-blue) !important; border: 2px solid var(--border-soft); }
.btn-outline:hover { border-color: var(--core-blue); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ---------------- HEADER ---------------- */
header {
    background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-soft); position: sticky; top: 0; z-index: 1000;
}
.header-row { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.logo { font-size: 1.5rem; font-weight: 900; color: var(--text-dark); display:flex; align-items:center; gap:8px;}
.logo span { background: var(--gradient-brand); -webkit-background-clip: text; -webkit-text-fill-color: transparent;}
.nav-links { display: flex; gap: 40px; list-style: none; }
.nav-links a { font-weight: 600; font-size: 0.95rem; color: var(--text-dark); }
.nav-links a:hover, .nav-links a.active { color: var(--core-blue); }

/* ---------------- HERO ---------------- */
.hero { padding: 100px 0; background: var(--bg-offwhite); position: relative; overflow: hidden; }
.hero::before {
    content: ''; position: absolute; top: -10%; right: -5%; width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(255,0,106,0.1) 0%, rgba(255,255,255,0) 70%); z-index: 0;
}
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.hero h1 { font-size: 4rem; margin-bottom: 25px; letter-spacing: -2px;}
.hero p { font-size: 1.25rem; color: var(--text-gray); margin-bottom: 40px; max-width: 500px; }
.hero img { width: 100%; border-radius: 16px; box-shadow: var(--shadow-large); border: 1px solid var(--bg-white); }

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

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }

/* ---------------- CARDS ---------------- */
.card {
    background: var(--bg-white); padding: 40px; border-radius: 12px;
    border: 1px solid var(--border-soft); box-shadow: var(--shadow-small); transition: 0.3s;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-large); border-color: transparent; }
.card .icon {
    font-size: 2rem; color: var(--core-blue); margin-bottom: 20px;
    background: var(--bg-offwhite); width: 60px; height: 60px; display:flex; align-items:center; justify-content:center; border-radius:12px;
}
.card h3 { font-size: 1.4rem; margin-bottom: 15px; }
.card p { color: var(--text-gray); }

/* ---------------- FORM ---------------- */
.form-wrapper { background: var(--bg-white); padding: 50px; border-radius: 12px; box-shadow: var(--shadow-large); }
.form-control { margin-bottom: 25px; }
.form-control label { display: block; font-weight: 600; margin-bottom: 10px; font-size: 0.9rem; color: var(--text-dark); }
.form-control input, .form-control textarea {
    width: 100%; padding: 16px; border: 1px solid var(--border-soft); border-radius: 8px;
    font-family: inherit; font-size: 1rem; transition: 0.3s; background: var(--bg-offwhite);
}
.form-control input:focus, .form-control textarea:focus { outline:none; border-color: var(--core-blue); background: var(--bg-white); }

/* ---------------- FOOTER ---------------- */
footer { background: var(--text-dark); color: #fff; padding: 80px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; margin-bottom: 40px; }
.footer-grid h4 { margin-bottom: 20px; font-size: 1.1rem; }
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 12px; color: #9CA3AF; }
.footer-grid a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; font-size: 0.85rem; color: #6B7280; display:flex; justify-content:space-between; }

/* ---------------- COOKIE ---------------- */
.cookie-overlay {
    position: fixed; bottom: 20px; left: 20px; width: 350px;
    background: var(--text-dark); color: #fff; padding: 25px; border-radius: 12px;
    box-shadow: var(--shadow-large); z-index: 9999; display: none;
}
.cookie-overlay p { font-size: 0.85rem; margin-bottom: 15px; color: #9CA3AF; }

@media(max-width: 900px) {
    .hero .container, .grid-3, .grid-2, .footer-grid { grid-template-columns: 1fr; gap: 40px; }
    .nav-links { display: none; }
    .hero h1 { font-size: 3rem; }
    .footer-bottom { flex-direction: column; gap:10px; }
}