/* ============================================
   TITLE SCREEN STYLES
   ============================================ */

#title-screen {
    background: #000;
    position: absolute; /* absolute로 변경하여 팝업과 같은 stacking context에 위치 */
    top: 0;
    left: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100vw;
    height: var(--app-height, 100vh);
    max-height: var(--app-height, 100vh);
    min-height: var(--app-height, 100vh);
    z-index: 100; /* 팝업(z-index: 200) 뒤에 위치하여 블러 효과가 보이도록 */
}

.title-container-wrapper {
    position: relative;
    /* 크기는 타이틀 이미지 렌더링 크기에 맞춰 동적으로 설정됨 */
    width: var(--title-container-width, 100vw);
    height: var(--title-container-height, var(--app-height, 100vh));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin: 0 auto;
}

.title-header {
    position: absolute;
    top: 13%;
    left: 50%;
    transform: translateX(-50%);
    width: 66.67%;
    max-width: 66.67%;
    height: auto;
    object-fit: contain;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    z-index: 15;
    pointer-events: none;
}

/* 타이틀 헤더 이미지가 항상 표시되도록 */
#title-header-img {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    max-width: 100%;
    height: auto;
}

.title-background {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}

/* ============================================
   TITLE SCREEN BUTTON STYLES
   ============================================ */

.title-buttons-overlay {
    /* 오버레이는 컨테이너 전체를 사용 */
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    position: absolute;
    pointer-events: none; /* Allow clicks to pass through to buttons */
    display: block;
    visibility: visible;
    overflow: visible; /* 버튼들이 클릭 가능하도록 visible로 변경 */
    box-sizing: border-box;
    z-index: 20; /* 버튼들이 다른 요소 위에 표시되도록 */
}

.title-btn-area {
    position: absolute;
    z-index: 25; /* 타이틀 헤더(z-index: 15)보다 높게 설정 */
    background: transparent;
    border: none;
    cursor: pointer;
    opacity: 1;
    transition: all 0.2s ease;
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible; /* 버튼이 클릭 가능하도록 visible로 변경 */
    pointer-events: auto; /* Re-enable clicks on buttons */
    visibility: visible;
    -webkit-tap-highlight-color: transparent; /* Remove tap highlight on Android */
    touch-action: manipulation;
}

.title-btn-area .button-text {
    position: absolute;
    color: #fff; /* White text */
    font-size: clamp(
        10px,
        calc(var(--title-container-height) * 0.035),
        18px
    ); /* Responsive font size */
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7); /* Text shadow for readability */
    pointer-events: none; /* Make sure text doesn't block button clicks */
    white-space: nowrap; /* Prevent text from wrapping */
    text-align: center;
    line-height: 1; /* Reset line-height to prevent vertical offsets */
    /* Center the text */
    top: 50%;
    left: calc(50% + 2vmin); /* Move slightly to the right */
    transform: translate(-50%, -50%);
    z-index: 26; /* Ensure text is above the image */
}

.title-btn-area.content-visible {
    background: transparent;
    border: none;
    opacity: 1;
}

.btn-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    pointer-events: none; /* Image shouldn't interfere with button click */
}

/* Button positions - based on title.webp layout */
/* All positions are % relative to title.webp image size */

/* PRACTICE MODE = 연습 모드 */
#title-practice-btn {
    top: 47%;
    left: 50%;
    transform: translateX(-50%);
    width: 67%;
    height: 11%;
}

/* BATTLE MODE = 배틀 모드 */
#title-battle-mode-btn {
    top: 59%;
    left: 50%;
    transform: translateX(-50%);
    width: 67%;
    height: 11%;
}

/* BOSS MODE = 무한의 전장 */
#title-boss-mode-btn {
    top: 71%;
    left: 50%;
    transform: translateX(-50%);
    width: 67%;
    height: 11%;
}

/* SETTINGS = 설정 (왼쪽) */
#title-setting-btn {
    top: 83%;
    left: 20%;
    transform: translateX(-50%);
    width: 18%;
    height: 6.5%;
}

/* SHOP = 상점 */
#title-shop-btn {
    top: 83%;
    left: 40%;
    transform: translateX(-50%);
    width: 18%;
    height: 6.5%;
}

/* INVENTORY = 인벤토리 */
#title-inventory-btn {
    top: 83%;
    left: 60%;
    transform: translateX(-50%);
    width: 18%;
    height: 6.5%;
}

/* STATISTICS = 통계 (오른쪽) */
#title-statistics-btn {
    top: 83%;
    left: 80%;
    transform: translateX(-50%);
    width: 18%;
    height: 6.5%;
}

/* Gold display on title screen */
.title-gold-display {
    position: absolute;
    top: 3%;
    left: 3%;
    z-index: 20;
    color: var(--gold);
    font-size: clamp(12px, 1.2vw, 18px);
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(0, 0, 0, 0.6);
    padding: clamp(6px, 0.6vw, 10px) clamp(10px, 1vw, 14px);
    border-radius: 10px;
    border: 1px solid rgba(255, 213, 79, 0.3);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    pointer-events: auto !important; /* 클릭 가능하도록 */
    box-sizing: border-box;
    height: calc(
        clamp(12px, 1.2vw, 18px) + clamp(6px, 0.6vw, 10px) * 2 + 2px
    ); /* 폰트 크기 + 상하 패딩 + 보더 */
    line-height: clamp(12px, 1.2vw, 18px);
}

/* Game Data Selector */
.title-data-selector {
    position: absolute;
    top: 3%;
    right: 3%;
    z-index: 30; /* 골드 표시(z-index: 20)보다 높게 */
    color: var(--primary);
    font-size: clamp(12px, 1.2vw, 18px); /* 골드 표시와 동일한 폰트 크기 */
    font-weight: bold;
    background: rgba(0, 0, 0, 0.6);
    padding: clamp(6px, 0.6vw, 10px) clamp(10px, 1vw, 14px); /* 골드 표시와 동일한 패딩 */
    border-radius: 10px; /* 골드 표시와 동일한 border-radius */
    border: 1px solid rgba(255, 213, 79, 0.3);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23FFD54F%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E');
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    background-size: 0.6em auto;
    padding-right: 2rem;
    transition: all 0.3s ease;
    /* 타이틀 컨테이너 너비의 절반으로 고정 (일정한 비율 유지) */
    width: calc(var(--title-container-width, 100vw) * 0.5);
    max-width: calc(var(--title-container-width, 100vw) * 0.5);
    min-width: calc(var(--title-container-width, 100vw) * 0.5);
    /* 골드 표시와 동일한 높이 - 명시적으로 설정 */
    height: calc(clamp(12px, 1.2vw, 18px) + clamp(6px, 0.6vw, 10px) * 2);
    min-height: calc(clamp(12px, 1.2vw, 18px) + clamp(6px, 0.6vw, 10px) * 2);
    max-height: calc(clamp(12px, 1.2vw, 18px) + clamp(6px, 0.6vw, 10px) * 2);
    line-height: clamp(12px, 1.2vw, 18px);
    box-sizing: border-box;
    pointer-events: auto !important; /* 클릭 가능하도록 */
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.title-data-selector option {
    background: #1e1e1e;
    color: #ffd54f;
    padding: 10px;
    font-size: clamp(12px, 1.2vw, 18px); /* 골드 표시와 동일한 폰트 크기 */
}

/* Title screen specific styles */
.title-stats {
    background: rgba(0, 0, 0, 0.6);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 213, 79, 0.3);
    margin-bottom: 15px;
    max-width: 400px;
    width: 90%;
}

.title-equipped {
    background: rgba(0, 0, 0, 0.6);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 213, 79, 0.3);
    margin-bottom: 15px;
    max-width: 400px;
    width: 90%;
}

.title-settings {
    background: rgba(0, 0, 0, 0.6);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 213, 79, 0.3);
    margin-bottom: 15px;
    max-width: 400px;
    width: 90%;
}

#title-screen .card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--primary), var(--boss-color), var(--primary));
    border-radius: 20px;
    z-index: -1;
    opacity: 0.5;
    animation: borderPulse 2s ease-in-out infinite;
}

#title-screen .card h1 {
    font-family: 'Cinzel', serif;
    font-size: 3rem;
    color: transparent;
    background: linear-gradient(45deg, #ffd700, #ffb74d, #e040fb, #ffd700);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    text-shadow: 0 0 20px rgba(255, 213, 79, 0.6), 0 0 40px rgba(224, 64, 251, 0.4);
    margin: 0 0 10px 0;
    animation: titleShine 3s ease-in-out infinite;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 0 10px rgba(255, 213, 79, 0.5));
}

.title-container {
    position: relative;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid rgba(255, 213, 79, 0.2);
}

.title-subtitle {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    font-weight: 400;
    letter-spacing: 0.5px;
}

/* Stats Display (Main Screen) */
.stats-box {
    display: flex;
    justify-content: space-around;
    width: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(30, 20, 40, 0.4) 100%);
    padding: 15px;
    border-radius: 12px;
    margin-top: 20px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 213, 79, 0.2);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3), inset 0 0 20px rgba(255, 213, 79, 0.05);
    position: relative;
    overflow: hidden;
}

.stats-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 213, 79, 0.1), transparent);
    animation: statsShine 3s ease-in-out infinite;
}

.stat-item {
    display: flex;
    flex-direction: column;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    position: relative;
    z-index: 1;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}
.stat-val {
    font-size: 20px;
    font-weight: bold;
    color: var(--primary);
    margin-top: 5px;
    text-shadow: 0 0 10px rgba(255, 213, 79, 0.5);
    filter: drop-shadow(0 0 5px rgba(255, 213, 79, 0.3));
}

/* Quick equipped summary (visible without clicking) */
.equipped-summary {
    display: flex;
    gap: 12px;
    margin-top: 10px;
    margin-bottom: 10px;
    align-items: center;
    color: #ddd;
    font-size: 14px;
    justify-content: center;
    flex-wrap: wrap;
    padding: 6px 12px;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.3) 0%, rgba(30, 20, 40, 0.3) 100%);
    border-radius: 12px;
    border: 1px solid rgba(255, 213, 79, 0.15);
}
.equipped-summary .eq {
    display: flex;
    gap: 8px;
    align-items: center;
    background: rgba(0, 0, 0, 0.4);
    padding: 4px 10px;
    border-radius: 10px;
    border: 1px solid rgba(255, 213, 79, 0.2);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.equipped-summary .eq .icon {
    font-size: 22px;
    filter: drop-shadow(0 0 5px rgba(255, 213, 79, 0.3));
}