:root {
    --bg-color: #fff9f0; /* Warm White */
    --card-bg: #ffffff;
    --text-primary: #4a4a4a;
    --text-secondary: #888888;
    --accent-primary: #ff9a9e; /* Pastel Pink */
    --accent-secondary: #fad0c4; /* Peach */
    --accent-tertiary: #a1c4fd; /* Pastel Blue */
    --accent-quaternary: #c2e9fb; /* Light Mint */
    --success: #66bb6a;
    --danger: #ef5350;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    --hover-shadow: 0 15px 40px rgba(255, 154, 158, 0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Pretendard', 'Apple SD Gothic Neo', sans-serif;
}

body {
    background-color: var(--bg-color);
    background-image: 
        radial-gradient(at 0% 0%, rgba(255, 154, 158, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(161, 196, 253, 0.15) 0px, transparent 50%);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
}

.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding: 1.5rem 2rem;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.logo-section h1 {
    font-size: 2.2rem;
    background: linear-gradient(120deg, #ff9a9e 0%, #fecfef 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 900;
}

.logo-section p {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

/* Stats Table Styles */
.stats-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.stats-table th, .stats-table td {
    padding: 12px;
    text-align: center;
    border-bottom: 1px solid #eee;
}

.stats-table th {
    background: #f8f9fa;
    color: var(--text-secondary);
    font-weight: 700;
}

.count-badge {
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 700;
}

.count-attendance { background: rgba(102, 187, 106, 0.15); color: var(--success); }
.count-absence { background: rgba(239, 83, 80, 0.1); color: var(--danger); }

.monthly-log-container {
    max-height: 400px;
    overflow-y: auto;
    margin-top: 1rem;
    padding-right: 5px;
}

.btn-icon {
    background: white;
    border: none;
    color: var(--text-primary);
    padding: 0.8rem;
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    color: var(--accent-primary);
}

@keyframes pulse-mic {
    0% { box-shadow: 0 0 0 0 rgba(239, 83, 80, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(239, 83, 80, 0); }
    100% { box-shadow: 0 0 0 0 rgba(239, 83, 80, 0); }
}

.btn-icon.listening {
    animation: pulse-mic 1.5s infinite;
    color: var(--danger);
    border: 1px solid var(--danger);
}

.member-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.member-card {
    background: var(--card-bg);
    border-radius: 30px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    cursor: grab;
}

.member-card:active {
    cursor: grabbing;
}

.sortable-ghost {
    opacity: 0.4;
    background-color: var(--card-bg);
    border: 2px dashed var(--accent-primary);
}

.member-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: var(--accent-primary);
    opacity: 0;
    transition: opacity 0.3s;
}

.member-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--hover-shadow);
}

.member-card:hover::before {
    opacity: 1;
}

.member-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.member-info h3 {
    font-size: 1.4rem;
    margin-bottom: 0.3rem;
    cursor: pointer;
}

.member-info h3:hover {
    color: var(--accent-primary);
    text-decoration: underline;
}

.member-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.status-at-work {
    background: rgba(102, 187, 106, 0.15);
    color: var(--success);
}

.status-off-work {
    background: rgba(239, 83, 80, 0.1);
    color: var(--danger);
}

.attendance-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.btn-attendance {
    padding: 1rem;
    border-radius: 18px;
    border: none;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 1rem;
}

.btn-in {
    background: linear-gradient(135deg, #a1c4fd 0%, #c2e9fb 100%);
    color: #4a6fa5;
}

.btn-in:hover { transform: scale(1.05); filter: brightness(1.05); }

.btn-out {
    background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
    color: #a54a4f;
}

.btn-out:hover { transform: scale(1.05); filter: brightness(1.05); }

.history-section {
    border-top: 1px dashed #eee;
    padding-top: 1rem;
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.history-time {
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 4px;
}

.history-time:hover {
    background: #f0f0f0;
    color: var(--text-primary);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    z-index: 100;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: white;
    padding: 2.5rem;
    border-radius: 32px;
    width: 90%;
    max-width: 450px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid white;
}

.modal-content h2 {
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.6rem;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    background: #f8f9fa;
    border: 2px solid transparent;
    padding: 1rem;
    border-radius: 15px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s;
}

.form-group input:focus {
    outline: none;
    background: white;
    border-color: var(--accent-primary);
}

.modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

.btn-primary {
    background: var(--accent-primary);
    color: white;
    padding: 1rem 2rem;
    border-radius: 15px;
    border: none;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(255, 154, 158, 0.3);
}

/* Time Edit Modal specifically */
.time-inputs {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.time-inputs input {
    text-align: center;
    width: 70px;
}

/* Decorations */
.decorations {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: -1; /* 회원 칸보다 항상 뒤에 배치되도록 수정 */
    overflow: hidden; /* 배경 바깥으로 나가는 부분 잘림 */
}

.deco {
    position: absolute;
    width: clamp(60px, 12vw, 130px); /* 모바일/태블릿 등 화면 크기에 맞춰 반응형 조정 */
    animation: float 8s ease-in-out infinite;
    mix-blend-mode: multiply; /* 흰 배경을 자연스럽게 파스텔 배경과 섞음 */
    opacity: 0.7; /* 반투명 효과 */
    filter: blur(0.5px);
    border-radius: 50%;
    /* 경계선이 뚜렷하지 않고 부드럽게 퍼지도록 마스크 처리 */
    -webkit-mask-image: radial-gradient(circle, rgba(0,0,0,1) 40%, rgba(0,0,0,0) 72%);
    mask-image: radial-gradient(circle, rgba(0,0,0,1) 40%, rgba(0,0,0,0) 72%);
}

/* 화면 중앙 회원 칸을 피해 양옆(좌우 가장자리)으로 둥둥 떠다니게 배치 */
.deco-1 { top: 15%; left: 2vw; animation-delay: 0s; }
.deco-2 { bottom: 20%; right: 2vw; animation-delay: 2s; }
.deco-3 { top: 60%; left: 3vw; animation-delay: 4s; }

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1) rotate(0deg); }
    50% { transform: translateY(-30px) scale(1.05) rotate(5deg); }
}

@media (max-width: 600px) {
    .app-container { padding: 1rem; }
    header { padding: 1rem; flex-direction: column; gap: 1rem; text-align: center; }
    .member-grid { grid-template-columns: 1fr; }
    /* 모바일에서는 배경 요소가 더 작거나 안 보이게 하려면 유지, 여기서는 clamp로 크기가 이미 작아짐 */
}