:root {
    --primary: #ff0055;
    --primary-dark: #cc0044;
    --secondary: #8800ff;
    --accent: #ffd700;
    /* Gold for strong accents */
    --highlight: #ffffcc;
    --dark-bg: #111;
    --dark-surface: #1a1a1a;
    --text-main: #ffffff;
    --text-muted: #cccccc;
    --font-main: 'Noto Sans JP', sans-serif;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--dark-bg);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography Utils */
.text-red {
    color: #ff4444;
    font-weight: 900;
}

.marker {
    background: linear-gradient(transparent 60%, var(--primary) 60%);
    font-weight: bold;
    padding: 0 5px;
}

.highlight-lg {
    color: var(--primary);
    font-size: 1.5em;
    font-weight: 900;
}

/* Header - Simplified */
header {
    width: 100%;
    padding: 15px 0;
    background: rgba(0, 0, 0, 0.8);
    position: absolute;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-container {
    display: flex;
    justify-content: center;
    /* Center logo */
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 1px;
}

.logo span {
    color: var(--primary);
}

.tk-badge {
    font-size: 0.8rem;
    background: #333;
    padding: 2px 8px;
    border-radius: 4px;
    margin-left: 10px;
    color: #aaa;
    vertical-align: middle;
    font-weight: normal;
}

/* Hero Section - Optimized */
.hero {
    position: relative;
    padding: 120px 0 80px;
    text-align: center;
    background: radial-gradient(circle at center, #2a0a1a 0%, #000 100%);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.4;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero-sub {
    color: var(--accent);
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 20px;
    display: inline-block;
    background: rgba(0, 0, 0, 0.5);
    padding: 5px 15px;
    border-radius: 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 30px;
    text-shadow: 0 0 20px rgba(255, 0, 85, 0.5);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

/* Impact Box */
.impact-box {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 2px solid var(--primary);
    border-radius: 15px;
    padding: 20px;
    margin: 0 auto 40px;
    max-width: 500px;
    text-align: left;
    position: relative;
    box-shadow: 0 0 30px rgba(255, 0, 85, 0.2);
}

.impact-box p {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 2px 15px;
    font-weight: 900;
    border-radius: 20px;
    font-size: 0.9rem;
    margin: 0;
}

.impact-box ul {
    list-style: none;
    text-align: center;
}

.impact-box li {
    font-size: 1.1rem;
    font-weight: bold;
    margin: 5px 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    line-height: 1.2;
}

.btn-primary {
    background: linear-gradient(to bottom, #ff0055, #cc0000);
    color: white;
    border-radius: 50px;
    padding: 15px 40px;
    font-weight: bold;
    box-shadow: 0 5px 0 #990000, 0 10px 20px rgba(0, 0, 0, 0.5);
    transition: transform 0.1s, box-shadow 0.1s;
}

.btn-primary:active {
    transform: translateY(5px);
    box-shadow: 0 0 0 #990000, 0 5px 10px rgba(0, 0, 0, 0.5);
}

.btn-shiny {
    position: relative;
    overflow: hidden;
}

.btn-shiny::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: rgba(255, 255, 255, 0.4);
    transform: rotate(45deg) translate(-100%, -100%);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% {
        transform: rotate(45deg) translate(-100%, -100%);
    }

    20% {
        transform: rotate(45deg) translate(100%, 100%);
    }

    100% {
        transform: rotate(45deg) translate(100%, 100%);
    }
}

.btn-lg {
    font-size: 1.3rem;
}

.btn-xl {
    padding: 20px 60px;
    width: 100%;
    max-width: 600px;
}

.btn-main {
    font-size: 1.8rem;
    font-weight: 900;
    display: block;
}

.btn-sub {
    font-size: 0.9rem;
    font-weight: normal;
    opacity: 0.9;
}

.note {
    font-size: 0.8rem;
    margin-top: 10px;
    color: #888;
}

/* Problem Section (PASONA) */
.problem-section {
    padding: 60px 20px;
    background: #000;
}

.problem-box {
    background: #1a1a1a;
    border-radius: 20px;
    padding: 40px 20px;
    text-align: center;
    border: 1px solid #333;
}

.problem-box h2 {
    font-size: 2rem;
    margin-bottom: 30px;
}

.problem-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.problem-item {
    background: #000;
    padding: 20px;
    border-radius: 10px;
    width: 200px;
    border: 1px solid #333;
}

.problem-item i {
    font-size: 2.5rem;
    color: #555;
    margin-bottom: 15px;
}

.arrow-down {
    font-size: 2rem;
    color: var(--primary);
    animation: bounce 1.5s infinite;
    margin: 20px 0;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(10px);
    }
}

/* Features */
.features {
    padding: 80px 20px;
    background: linear-gradient(to bottom, #111, #220511);
    text-align: center;
}

.feature-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-bottom: 50px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 15px;
    width: 300px;
    text-align: center;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-card.emphasis {
    border: 2px solid var(--primary);
    background: rgba(255, 0, 85, 0.05);
    transform: scale(1.05);
    z-index: 10;
}

.badge-corner {
    position: absolute;
    top: -15px;
    left: -15px;
    background: var(--accent);
    color: #000;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 1.1rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
}

.icon-box {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.mid-cta {
    margin-top: 40px;
}

/* Lineup */
.lineup {
    padding: 80px 20px;
    text-align: center;
    background: #0a0a0a;
}

.lineup-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 20px;
}

.lineup-card {
    width: 350px;
    background: #111;
    border-radius: 10px;
    overflow: hidden;
    text-align: left;
}

.card-image {
    height: 200px;
    position: relative;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-content {
    padding: 20px;
}

.more-text {
    color: #666;
    margin-top: 20px;
    font-style: italic;
}

/* Bottom CTA */
.cta {
    padding: 100px 20px;
    background: url(./images/hero_anime_bg_1767998244143.png) no-repeat center center/cover;
    position: relative;
}

.cta-container {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.cta-box {
    background: rgba(0, 0, 0, 0.85);
    padding: 50px 30px;
    border-radius: 20px;
    text-align: center;
    border: 3px solid var(--primary);
    box-shadow: 0 0 50px rgba(255, 0, 85, 0.4);
}

.cta-header {
    background: var(--accent);
    color: #000;
    display: inline-block;
    padding: 5px 20px;
    border-radius: 20px;
    font-weight: bold;
    margin-bottom: 20px;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.cta-desc {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.cta-note {
    margin-top: 15px;
    font-size: 0.8rem;
    color: #777;
}

/* Footer */
footer {
    padding: 20px;
    text-align: center;
    background: #000;
    color: #555;
    font-size: 0.75rem;
}

/* Helpers */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.8s forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }

    .cta h2 {
        font-size: 1.8rem;
    }

    .btn-xl {
        padding: 15px 20px;
    }

    .btn-main {
        font-size: 1.4rem;
    }
}