:root {
    --king-green: #00a896; 
    --king-dark: #2d3436;  
    --king-light: #f8f9fa;
    --king-border: #edf2f7;
}

body {
    background-color: #f1f2f6;
    font-family: 'Pretendard', sans-serif;
    color: #2d3436;
}

.main-container {
    max-width: 1300px !important;
    margin: 0 auto;
    padding: 30px;
}

.tab-menu-container {
    display: flex;
    justify-content: center; 
    gap: 15px; 
    padding: 20px 40px; 
    max-width: 1300px;
    margin: 0 auto; 
}

.tab-btn {
    flex: none; 
    min-width: 160px; 
    padding: 14px 20px;
    border-radius: 12px;
    border: 1px solid #edf2f7;
    background: #fff;
    font-weight: 800;
    font-size: 14px;
    color: #636e72;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.02);
}

.tab-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    background: #fdfdfd;
}

.tab-btn.active {
    background: #00a896 !important;
    color: #fff !important;
    border-color: #00a896 !important;
    box-shadow: 0 4px 12px rgba(0, 168, 150, 0.2);
}

.card-pc {
    background: #fff;
    border-radius: 24px;
    border: 1px solid var(--king-border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    padding: 25px;
    margin-bottom: 25px;
}

input, textarea {
    border: 2px solid #eef2f3 !important;
    border-radius: 14px !important;
    padding: 12px 16px !important;
    font-size: 15px !important;
    transition: 0.3s !important;
    outline: none;
}

input:focus {
    border-color: var(--king-green) !important;
    box-shadow: 0 0 0 4px rgba(0, 168, 150, 0.1) !important;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}