@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=Nanum+Myeongjo:wght@700&family=Pretendard:wght@400;600&display=swap');

:root {
    /* Dark Mode (Default) */
    --bg-color: #0f121a;
    --card-bg: rgba(26, 31, 46, 0.85);
    --neon-blue: #70e1ff;
    --neon-pink: #ff7eb3;
    --neon-purple: #bf5af2;
    --text-white: #f5f5f7;
    --text-gray: #a1a1a6;
    --input-bg: rgba(0, 0, 0, 0.3);
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow: rgba(0, 0, 0, 0.4);
}

[data-theme="light"] {
    /* Light Mode (Optimized) */
    --bg-color: #f0f2f5; /* 약간 더 대비가 있는 회색 배경 */
    --card-bg: #ffffff;
    --neon-blue: #0070f3;
    --neon-pink: #eb008b;
    --neon-purple: #7928ca;
    --text-white: #1a1a1b; /* 짙은 차콜색으로 가독성 확보 */
    --text-gray: #4f4f50;
    --input-bg: #ffffff;
    --border-color: rgba(0, 0, 0, 0.15); /* 보더를 더 명확하게 */
    --shadow: rgba(0, 0, 0, 0.08);
}

* {
    box-sizing: border-box;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

body {
    background-color: var(--bg-color);
    color: var(--text-white);
    font-family: 'Pretendard', sans-serif;
    margin: 0;
    min-height: 100vh;
    overflow-x: hidden;
}

.layout-wrapper {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 3rem;
    width: 100%;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.layout-wrapper::before {
    content: "";
    flex: 0 0 380px; 
}

.container {
    flex: 0 0 480px;
    text-align: center;
    z-index: 1;
}

.comment-section {
    flex: 0 0 380px;
    background: var(--card-bg);
    padding: 2rem 1.5rem; /* 여백 증가 */
    border-radius: 24px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px var(--shadow);
    margin-top: 10.5rem; 
    position: sticky;
    top: 2rem;
    opacity: 1 !important; /* 투명도 강제 제거 */
    visibility: visible !important;
}

#disqus_thread {
    width: 100%;
    min-height: 500px; /* 영역 확보 */
}

/* 푸터 및 기타 텍스트 가독성 */
footer {
    margin-top: 3rem;
    color: var(--text-gray);
    font-size: 0.85rem;
}

@media (max-width: 1300px) {
    .layout-wrapper::before {
        display: none;
    }
}

@media (max-width: 1024px) {
    .layout-wrapper {
        flex-direction: column;
        align-items: center;
        padding: 2rem 1rem;
        gap: 1rem;
    }
    .container, .comment-section {
        flex: 1;
        width: 100%;
        max-width: 480px;
    }
    .comment-section {
        margin-top: 2rem;
        position: static;
    }
}

.theme-toggle {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 1000;
}

#theme-btn {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-white);
    padding: 0.8rem;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    box-shadow: 0 4px 15px var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
}

.card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    padding: 2.5rem 2rem;
    border-radius: 24px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 40px var(--shadow);
}

.pixel-text {
    font-family: 'Press Start 2P', cursive !important;
    color: var(--neon-blue);
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
    letter-spacing: -2px;
    filter: drop-shadow(0 0 5px var(--neon-blue));
}

.subtitle {
    color: var(--text-gray);
    font-size: 0.95rem;
    font-weight: 300;
    margin-bottom: 2.5rem;
    line-height: 1.5;
}

.input-group {
    text-align: left;
    margin-bottom: 1.8rem;
}

label {
    display: block;
    margin-bottom: 0.6rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--neon-blue);
    opacity: 0.8;
}

input, textarea {
    width: 100%;
    padding: 1.1rem;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    color: var(--text-white);
    font-size: 1rem;
    font-family: inherit;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--neon-blue);
    background: rgba(0, 112, 243, 0.05);
    box-shadow: 0 0 15px rgba(0, 112, 243, 0.2);
}

.pixel-btn {
    position: relative;
    width: 100%;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-purple));
    color: #fff;
    border: none;
    padding: 1.2rem;
    border-radius: 14px;
    font-family: 'Press Start 2P', cursive;
    font-size: 0.85rem;
    font-weight: bold;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    box-shadow: 0 4px 15px var(--shadow);
}

.pixel-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--shadow);
}

.secondary {
    background: transparent;
    border: 1px solid var(--text-gray);
    color: var(--text-gray);
    box-shadow: none;
    margin-top: 2rem;
    font-family: 'Pretendard', sans-serif;
}

.hidden {
    display: none;
    opacity: 0;
}

.lyric-box {
    margin: 2rem 0;
    padding: 1.5rem;
}

.pixel-text-sub {
    font-family: 'Nanum Myeongjo', serif !important;
    font-size: 1.35rem;
    line-height: 1.8;
    color: var(--text-white);
    word-break: keep-all;
}

#pixel-icon-container {
    margin-bottom: 2rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

svg {
    filter: drop-shadow(0 0 15px var(--neon-blue));
}