* {
    box-sizing: border-box;
}

html,
body,
#root {
    width: 100%;
    height: 100%;
}

body {
    margin: 0;
    color: #ffffff;
    background: #000000;
    font-family: "Avenir Next", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

#app {
    width: 100%;
    height: 100%;
}

#game-container {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: auto;
}

.startPage {
    width: 100%;
    min-height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 24px;
}

.startCard {
    width: 100%;
    max-width: 460px;
    padding: 30px;
    border-radius: 6px;
    border: 1px solid #ffffff;
    background: #000000;
    box-shadow: none;
}

.startTitle {
    margin: 0;
    font-size: 2.15rem;
    letter-spacing: 0.01em;
    color: #ffffff;
    font-family: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", serif;
    font-weight: 600;
}

.startSubtitle {
    margin: 10px 0 24px 0;
    color: #ffffff;
    opacity: 0.85;
    line-height: 1.4;
}

.startForm {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.startLabel {
    font-size: 0.85rem;
    color: #ffffff;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.startInput {
    width: 100%;
    border: 1px solid #ffffff;
    border-radius: 4px;
    padding: 12px;
    font-size: 1rem;
    color: #ffffff;
    background: #000000;
    outline: none;
}

.startInput:focus {
    border-color: #ffffff;
    box-shadow: 0 0 0 2px #ffffff;
}

.startButton {
    border: 1px solid #ffffff;
    border-radius: 4px;
    padding: 12px 14px;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #000000;
    background: #ffffff;
    cursor: pointer;
}

.startButton:hover {
    color: #ffffff;
    background: #000000;
    border-color: #ffffff;
}

.startButton:active {
    transform: translateY(1px);
}