/*
Theme Name: AERO STEP
Theme URI: https://example.com/aerostep
Author: Top Web Designer
Description: DEFY GRAVITY. A futuristic, glassmorphism-based sneaker portfolio theme.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: aerostep
*/

/* WordPressに必要な基本スタイルシートです。
  Tailwind CSSを使用するため、ここには追加のCSS変数と基本設定のみを記述します。
*/

:root {
    --anim-duration: 0.8s;
    --anim-delay-step: 0.1s;
    --anim-distance: 40px;
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1); 
}

body {
    background-color: #050505;
    color: #ffffff;
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(188, 19, 254, 0.15), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(0, 243, 255, 0.15), transparent 25%);
}

/* SVG Noise Overlay */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 50;
    opacity: 0.4;
    background: url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)"/%3E%3C/svg%3E');
}

/* Glassmorphism */
.glass-panel {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

/* Fade-in Up Animation */
.fade-up-element {
    opacity: 0;
    transform: translateY(var(--anim-distance));
    will-change: opacity, transform;
    transition: opacity var(--anim-duration) var(--ease-out-expo),
                transform var(--anim-duration) var(--ease-out-expo);
}

.fade-up-element.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Micro-interactions */
.btn-glow {
    position: relative;
    transition: all 0.3s ease;
}
.btn-glow::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: inherit;
    background: linear-gradient(45deg, #00f3ff, #bc13fe);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
    filter: blur(10px);
}
.btn-glow:hover {
    transform: translateY(-2px);
}
.btn-glow:hover::before {
    opacity: 0.8;
}

/* 3D Canvas */
#canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.font-display {
    font-family: 'Syncopate', sans-serif;
}

@media (prefers-reduced-motion: reduce) {
    .fade-up-element {
        transition: none !important;
        transform: none !important;
        opacity: 1 !important;
    }
    .btn-glow {
        transition: none !important;
    }
}