@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
}

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
    line-height: 1.5;
}

.container {
    width: 100%;
    max-width: 1000px;
    animation: fadeIn 0.6s ease-out;
}

header {
    text-align: center;
    margin-bottom: 35px;
}

header h1 {
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.back-link {
    font-size: 1.4rem;
    text-decoration: none;
    transition: color 0.2s;
}

.subtitle {
    font-size: 1.1rem;
    font-weight: 400;
}

footer {
    text-align: center;
    margin-top: 40px;
    font-size: 0.85rem;
}

.hidden {
    display: none !important;
}

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