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

:root {
    --bg-color: oklch(95% 0.05 280);
    --text-color: oklch(30% 0.1 280);
    --container-bg: rgba(255, 255, 255, 0.1);
    --container-border: rgba(255, 255, 255, 0.2);
    --lotto-set-bg: rgba(255, 255, 255, 0.05);
    --btn-bg: oklch(65% 0.18 240);
    --btn-hover-bg: oklch(70% 0.2 240);
    --btn-shadow: rgba(0, 0, 0, 0.2);
    --btn-hover-shadow: oklch(70% 0.2 240 / 0.5);
    --input-bg: rgba(255, 255, 255, 0.2);
    --input-border: rgba(255, 255, 255, 0.3);
    --fortune-section-bg: rgba(255, 255, 255, 0.05);
}

.dark-mode {
    --bg-color: oklch(20% 0.05 280);
    --text-color: oklch(90% 0.1 280);
    --container-bg: rgba(0, 0, 0, 0.3);
    --container-border: rgba(255, 255, 255, 0.1);
    --lotto-set-bg: rgba(0, 0, 0, 0.1);
    --btn-bg: oklch(65% 0.15 220);
    --btn-hover-bg: oklch(70% 0.17 220);
    --btn-shadow: rgba(0, 0, 0, 0.5);
    --btn-hover-shadow: oklch(70% 0.17 220 / 0.5);
    --input-bg: rgba(0, 0, 0, 0.2);
    --input-border: rgba(255, 255, 255, 0.2);
    --fortune-section-bg: rgba(0, 0, 0, 0.1);
}

body {
    background-color: var(--bg-color);
    font-family: 'Gaegu', cursive;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 800 800' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    transition: background-color 0.3s ease;
}

.top-right-controls {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    gap: 10px;
}

.control-btn {
    background-color: var(--btn-bg);
    color: white;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 15px var(--btn-shadow);
    transition: background-color 0.3s, box-shadow 0.3s;
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
}

.control-btn:hover {
    background-color: var(--btn-hover-bg);
    box-shadow: 0 6px 20px var(--btn-hover-shadow);
}

.container {
    background: var(--container-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--container-border);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
    width: 90%;
    max-width: 800px;
    transition: background 0.3s ease, border 0.3s ease;
}

h1 {
    color: var(--text-color);
    margin-bottom: 20px;
    transition: color 0.3s ease;
    font-size: 3em;
}

/* Lotto Page */
.button-group {
    display: flex;
    justify-content: center;
    gap: 15px;
}

#lotto-sets-container {
    margin-bottom: 20px;
}

.lotto-set {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    margin-bottom: 15px;
    padding: 10px;
    background: var(--lotto-set-bg);
    border-radius: 15px;
    transition: background 0.3s ease;
}

.generate-btn {
    background-color: var(--btn-bg);
    color: white;
    border: none;
    border-radius: 10px;
    padding: 15px 30px;
    font-size: 1.2em;
    cursor: pointer;
    transition: background-color 0.3s, box-shadow 0.3s;
    box-shadow: 0 4px 15px var(--btn-shadow);
    text-decoration: none;
    font-family: 'Gaegu', cursive;
}

.generate-btn:hover {
    background-color: var(--btn-hover-bg);
    box-shadow: 0 6px 20px var(--btn-hover-shadow);
}

/* Fortune Page */
.fortune-input-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.fortune-input {
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 8px;
    padding: 12px;
    color: var(--text-color);
    font-size: 1.1em;
    font-family: 'Gaegu', cursive;
}

#fortune-results-container {
    text-align: left;
    margin-top: 20px;
    color: var(--text-color);
    font-size: 1.2em;
}

.fortune-section {
    background-color: var(--fortune-section-bg);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 15px;
}

.fortune-section h3 {
    margin-top: 0;
    border-bottom: 1px solid var(--text-color);
    padding-bottom: 10px;
    font-size: 1.5em;
}

@media (max-width: 600px) {
    h1 { font-size: 2.5em; }
    .top-right-controls { top: 10px; right: 10px; }
    .control-btn { width: 40px; height: 40px; font-size: 20px; }
    .button-group { flex-direction: column; }
}