/* =====================================================
 * lp-base.css
 * Shared base for all kiseeeen.co.jp landing pages.
 * Loaded first; defines variables, reset, body typography
 * and common animation utility classes.
 * ===================================================== */

:root {
    --bg-primary: #0a0f1a;
    --bg-secondary: #111827;
    --bg-card: #1a2234;
    --bg-card-hover: #232d42;

    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --accent-orange: #f97316;
    --accent-orange-dark: #ea580c;
    --accent-green: #10b981;
    --accent-purple: #8b5cf6;

    --accent-gradient: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    --accent-gradient-cyan: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    --accent-gradient-purple: linear-gradient(135deg, #a855f7 0%, #6366f1 100%);

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #1e293b;

    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: 'Noto Sans JP', 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.8;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text-cyan {
    background: var(--accent-gradient-cyan);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ---- Scroll-triggered animations (paired with LPCommon.initFadeIn) ---- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}