@charset "UTF-8";

/* ==========================================================================
   Pattern 44: Dance Studio
   Designer: "最先端・尖ったフロントエンドエンジニア"
   Concept: TailwindCSSライクなユーティリティクラス中心、clip-path、GSAP風アニメ
   ========================================================================== */

/* 
   実際にはTailwindCSSを利用せず、素のCSSで同等のユーティリティクラスを自作して
   「それっぽい」アーキテクチャで組み上げます。
*/

:root {
    /* カラーパレット */
    --c-black: #050505;
    --c-gray-900: #111111;
    --c-gray-800: #1A1A1A;
    --c-gray-500: #666666;
    --c-gray-400: #888888;
    --c-gray-300: #AAAAAA;
    --c-white: #FFFFFF;

    /* ブランドカラー：ネオンイエロー */
    --c-neon: #E2FF00;

    /* タイポグラフィ */
    --font-teko: 'Teko', sans-serif;
    --font-sans: 'Noto Sans JP', sans-serif;
}

/* =========================================
   Reset & Base
========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--c-black);
    color: var(--c-white);
    font-family: var(--font-sans);
    line-height: 1.5;
    /* antialiased */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* =========================================
   Utility Classes (Tailwind like)
========================================= */
.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.fixed {
    position: fixed;
}

.inset-0 {
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}

.top-0 {
    top: 0;
}

.left-0 {
    left: 0;
}

.bottom-10 {
    bottom: 2.5rem;
}

.left-6 {
    left: 1.5rem;
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.min-h-screen {
    min-height: 100vh;
}

.w-8 {
    width: 2rem;
}

.h-6 {
    height: 1.5rem;
}

.h-1 {
    height: 0.25rem;
}

.h-px {
    height: 1px;
}

.w-16 {
    width: 4rem;
}

.w-20 {
    width: 5rem;
}

.h-2 {
    height: 0.5rem;
}

.max-w-7xl {
    max-width: 80rem;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.px-6 {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.py-6 {
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

.pb-20 {
    padding-bottom: 5rem;
}

.py-32 {
    padding-top: 8rem;
    padding-bottom: 8rem;
}

.py-20 {
    padding-top: 5rem;
    padding-bottom: 5rem;
}

.pt-12 {
    padding-top: 3rem;
}

.py-8 {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.px-4 {
    padding-left: 1rem;
    padding-right: 1rem;
}

.px-8 {
    padding-left: 2rem;
    padding-right: 2rem;
}

.py-3 {
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

.py-4 {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.pb-10 {
    padding-bottom: 2.5rem;
}

.pt-20 {
    padding-top: 5rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-8 {
    margin-bottom: 2rem;
}

.mb-16 {
    margin-bottom: 4rem;
}

.mb-1 {
    margin-bottom: 0.25rem;
}

.mb-10 {
    margin-bottom: 2.5rem;
}

.mt-20 {
    margin-top: 5rem;
}

.mt-4 {
    margin-top: 1rem;
}

.mt-12 {
    margin-top: 3rem;
}

.mt-8 {
    margin-top: 2rem;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.items-end {
    align-items: flex-end;
}

.items-baseline {
    align-items: baseline;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-8 {
    gap: 2rem;
}

.gap-4 {
    gap: 1rem;
}

.grid {
    display: grid;
}

.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.font-teko {
    font-family: var(--font-teko);
}

.font-sans {
    font-family: var(--font-sans);
}

.font-bold {
    font-weight: 700;
}

.font-black {
    font-weight: 900;
}

.uppercase {
    text-transform: uppercase;
}

.tracking-tight {
    letter-spacing: -0.025em;
}

.tracking-wide {
    letter-spacing: 0.025em;
}

.tracking-wider {
    letter-spacing: 0.05em;
}

.tracking-widest {
    letter-spacing: 0.1em;
}

.leading-none {
    line-height: 1;
}

.leading-tight {
    line-height: 1.25;
}

.leading-relaxed {
    line-height: 1.625;
}

.whitespace-nowrap {
    white-space: nowrap;
}

.text-xs {
    font-size: 0.75rem;
}

.text-sm {
    font-size: 0.875rem;
}

.text-xl {
    font-size: 1.25rem;
}

.text-2xl {
    font-size: 1.5rem;
}

.text-3xl {
    font-size: 1.875rem;
}

.text-4xl {
    font-size: 2.25rem;
}

.text-5xl {
    font-size: 3rem;
}

.text-6xl {
    font-size: 3.75rem;
}

.text-7xl {
    font-size: 4.5rem;
}

.text-8xl {
    font-size: 6rem;
}

.text-9xl {
    font-size: 8rem;
}

.text-\[15rem\] {
    font-size: 15rem;
}

.text-white {
    color: var(--c-white);
}

.text-black {
    color: var(--c-black);
}

.text-neon {
    color: var(--c-neon);
}

.text-gray-300 {
    color: var(--c-gray-300);
}

.text-gray-400 {
    color: var(--c-gray-400);
}

.text-gray-500 {
    color: var(--c-gray-500);
}

.bg-black {
    background-color: var(--c-black);
}

.bg-white {
    background-color: var(--c-white);
}

.bg-neon {
    background-color: var(--c-neon);
}

.bg-gray-900 {
    background-color: var(--c-gray-900);
}

.bg-gray-800 {
    background-color: var(--c-gray-800);
}

.border-2 {
    border-width: 2px;
}

.border-t {
    border-top-width: 1px;
}

.border-b {
    border-bottom-width: 1px;
}

.border-white {
    border-color: var(--c-white);
}

.border-black {
    border-color: var(--c-black);
}

.border-gray-800 {
    border-color: var(--c-gray-800);
}

.border-solid {
    border-style: solid;
}

.opacity-0 {
    opacity: 0;
}

.opacity-5 {
    opacity: 0.05;
}

.opacity-20 {
    opacity: 0.2;
}

.opacity-60 {
    opacity: 0.6;
}

.opacity-100 {
    opacity: 1;
}

.z-0 {
    z-index: 0;
}

.z-10 {
    z-index: 10;
}

.z-20 {
    z-index: 20;
}

.z-50 {
    z-index: 50;
}

.z-100 {
    z-index: 100;
}

.z-110 {
    z-index: 110;
}

.object-cover {
    object-fit: cover;
}

.aspect-square {
    aspect-ratio: 1 / 1;
}

.aspect-\[3\/4\] {
    aspect-ratio: 3 / 4;
}

.aspect-\[4\/5\] {
    aspect-ratio: 4 / 5;
}

.aspect-\[4\/3\] {
    aspect-ratio: 4 / 3;
}

.overflow-hidden {
    overflow: hidden;
}

.overflow-x-hidden {
    overflow-x: hidden;
}

.cursor-pointer {
    cursor: pointer;
}

.pointer-events-none {
    pointer-events: none;
}

.select-none {
    user-select: none;
}

.mix-blend-difference {
    mix-blend-mode: difference;
}

.mix-blend-luminosity {
    mix-blend-mode: luminosity;
}

.mix-blend-multiply {
    mix-blend-mode: multiply;
}

.grayscale {
    filter: grayscale(100%);
}

.rotate-45 {
    transform: rotate(45deg);
}

.translate-y-4 {
    transform: translateY(1rem);
}

.translate-x-4 {
    transform: translateX(1rem);
}

.-translate-y-1\/2 {
    transform: translateY(-50%);
}

.-translate-x-1\/2 {
    transform: translateX(-50%);
}

.transition {
    transition-property: all;
    transition-duration: 300ms;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

.duration-300 {
    transition-duration: 300ms;
}

.duration-500 {
    transition-duration: 500ms;
}

/* Responsive Utility (Desktop First approach for brevity, normally Mobile First in Tailwind) */
@media (min-width: 768px) {
    .md\:flex {
        display: flex;
    }

    .md\:hidden {
        display: none;
    }

    .md\:flex-row {
        flex-direction: row;
    }

    .md\:w-1\/2 {
        width: 50%;
    }

    .md\:w-2\/5 {
        width: 40%;
    }

    .md\:w-3\/5 {
        width: 60%;
    }

    .md\:w-5\/12 {
        width: 41.666667%;
    }

    .md\:w-6\/12 {
        width: 50%;
    }

    .md\:w-7\/12 {
        width: 58.333333%;
    }

    .md\:order-1 {
        order: 1;
    }

    .md\:order-2 {
        order: 2;
    }

    .md\:text-5xl {
        font-size: 3rem;
    }

    .md\:text-6xl {
        font-size: 3.75rem;
    }

    .md\:text-8xl {
        font-size: 6rem;
    }

    .md\:text-9xl {
        font-size: 8rem;
    }

    .md\:mt-0 {
        margin-top: 0;
    }

    .md\:gap-12 {
        gap: 3rem;
    }

    .md\:block {
        display: block;
    }
}

/* Pseudo classes (Hover, Group Hover) */
.hover\:text-neon:hover {
    color: var(--c-neon);
}

.hover\:bg-neon:hover {
    background-color: var(--c-neon);
}

.hover\:bg-white:hover {
    background-color: var(--c-white);
}

.hover\:text-black:hover {
    color: var(--c-black);
}

.hover\:grayscale-0:hover {
    filter: grayscale(0%);
}

.group:hover .group-hover\:translate-x-4 {
    transform: translateX(1rem);
}

.group:hover .group-hover\:text-white {
    color: var(--c-white);
}

.group:hover .group-hover\:rotate-0 {
    transform: rotate(0deg);
}

.group:hover .group-hover\:opacity-100 {
    opacity: 1;
}

/* Custom Additions */
.selection\:bg-neon *::selection {
    background-color: var(--c-neon);
    color: var(--c-black);
}

/* =========================================
   Designer Specific Shapes & Animations
========================================= */

/* 1. Clip-Path (CSSでのクリッピング) */
.clip-slant-bottom {
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.clip-slant-top {
    clip-path: polygon(0 10%, 100% 0, 100% 100%, 0 100%);
}

.clip-polygon {
    clip-path: polygon(10% 0, 100% 0, 90% 100%, 0 100%);
}

/* 2. Grid Pattern Overlay */
.bg-pattern {
    background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
}

/* 3. Text Glitch Effect */
.text-glitch {
    position: relative;
}

.text-glitch::before,
.text-glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--c-gray-900);
}

.text-glitch::before {
    left: 2px;
    text-shadow: -2px 0 red;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

.text-glitch::after {
    left: -2px;
    text-shadow: -2px 0 blue;
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim2 5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% {
        clip: rect(75px, 9999px, 83px, 0);
    }

    20% {
        clip: rect(62px, 9999px, 8px, 0);
    }

    40% {
        clip: rect(54px, 9999px, 3px, 0);
    }

    60% {
        clip: rect(9px, 9999px, 84px, 0);
    }

    80% {
        clip: rect(51px, 9999px, 50px, 0);
    }

    100% {
        clip: rect(81px, 9999px, 5px, 0);
    }
}

@keyframes glitch-anim2 {
    0% {
        clip: rect(13px, 9999px, 66px, 0);
    }

    20% {
        clip: rect(48px, 9999px, 46px, 0);
    }

    40% {
        clip: rect(98px, 9999px, 46px, 0);
    }

    60% {
        clip: rect(81px, 9999px, 81px, 0);
    }

    80% {
        clip: rect(62px, 9999px, 64px, 0);
    }

    100% {
        clip: rect(65px, 9999px, 69px, 0);
    }
}

/* 4. Marquee (横スクロール) */
.marquee {
    animation: marquee 20s linear infinite;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* 5. GSAPライクなReveal/Wipe In アニメーション */
/* ヒーロー初期アニメ */
.scale-anim {
    animation: scale-up 10s ease-out forwards;
}

@keyframes scale-up {
    0% {
        transform: scale(1.1);
    }

    100% {
        transform: scale(1);
    }
}

.wipe-in-up {
    transform-origin: top;
    animation: wipe-up 1s cubic-bezier(0.77, 0, 0.175, 1) forwards;
}

@keyframes wipe-up {
    0% {
        transform: scaleY(1);
    }

    100% {
        transform: scaleY(0);
    }
}

.wipe-in-left {
    transform-origin: right;
    animation: wipe-left 1s cubic-bezier(0.77, 0, 0.175, 1) forwards;
    animation-delay: 0.5s;
}

@keyframes wipe-left {
    0% {
        transform: scaleX(1);
    }

    100% {
        transform: scaleX(0);
    }
}

/* 初期表示のディレイ用 */
.reveal-stagger {
    opacity: 0;
    animation: fade-up 0.8s ease-out 0.8s forwards;
}

.reveal-stagger-2 {
    opacity: 0;
    animation: fade-up 0.8s ease-out 1.0s forwards;
}

.reveal-stagger-3 {
    opacity: 0;
    animation: fade-up 0.8s ease-out 1.2s forwards;
}

@keyframes fade-up {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* スクロール連動(Intersection Observer)用のクラス */
.reveal-target {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal-target.is-revealed {
    opacity: 1;
    transform: translateY(0);
}

/* その他装飾アニメ */
.slide-right {
    animation: slide-right-inf 2s ease-in-out infinite;
}

@keyframes slide-right-inf {
    0% {
        transform: translateX(-100%);
    }

    50% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(100%);
    }
}