/* ===== BASE STYLES ===== */
:root {
    /* Dark Minecraft Color Palette */
    --dark-bg: #121212;
    --darker-bg: #0a0a0a;
    --card-bg: #1e1e1e;
    --input-bg: #2d2d2d;
    --border-color: #333;
    
    /* Vibrant Accents */
    --grass: #5cdb95;
    --diamond: #00ffff;
    --gold: #ffd700;
    --redstone: #ff5555;
    --emerald: #00fa9a;
    --nether: #9400d3;
    --primary-color: #7289da;
    --secondary-color: #4e5d94;
    --accent-color: #43b581;
    --success-color: #43b581;
    --error-color: #f04747;
    --port-preset-bg: #36393f;
}

.light-mode {
    --bg-color: #f9f9f9;
    --text-color: #333;
    --primary-color: #7289da;
    --secondary-color: #4e5d94;
    --accent-color: #43b581;
    --card-bg: #ffffff;
    --input-bg: #f0f0f0;
    --border-color: #ddd;
    --port-preset-bg: #f2f3f5;
}

/* ===== LAYOUT ===== */
body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    background-color: var(--dark-bg);
    color: white;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    flex: 1;
}

/* ===== NAVIGATION BAR ===== */
.navbar {
    background-color: #1a1a1a;
    padding: 1rem 2rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    color: var(--grass);
    font-family: 'Minecraft', sans-serif;
    font-size: 1.5rem;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s;
}

.nav-logo:hover {
    color: var(--diamond);
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    color: #ccc;
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s;
    padding: 0.5rem 0;
    position: relative;
}

.nav-link:hover {
    color: var(--diamond);
}

.nav-link.active {
    color: var(--gold);
}

/* Yellow active indicator dot animation */
.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    background-color: var(--gold);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--gold);
    animation: pulse 1.5s infinite ease-in-out;
}

@keyframes pulse {
    0% {
        transform: translateX(-50%) scale(1);
        box-shadow: 0 0 0 0 rgba(255, 215, 0, 0.7);
    }
    70% {
        transform: translateX(-50%) scale(1.2);
        box-shadow: 0 0 0 10px rgba(255, 215, 0, 0);
    }
    100% {
        transform: translateX(-50%) scale(1);
        box-shadow: 0 0 0 0 rgba(255, 215, 0, 0);
    }
}

/* ===== MAIN CONTENT STYLES ===== */
header {
    text-align: center;
    padding: 50px 0 40px;
    position: relative;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    margin-bottom: 40px;
    border-radius: 0 0 15px 15px;
    color: white;
}

header h1 {
    font-family: 'Minecraft', sans-serif;
    font-size: 2.8rem;
    margin-bottom: 15px;
}

header p {
    font-size: 1.3rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.theme-toggle {
    position: absolute;
    top: 25px;
    right: 25px;
    background: rgba(255,255,255,0.1);
    color: white;
    border: none;
    padding: 10px 18px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    backdrop-filter: blur(5px);
}

.theme-toggle:hover {
    background: rgba(255,255,255,0.2);
}

.features {
    margin: 50px 0;
}

.features h2, .subdomain-form h2, .examples h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.2rem;
    color: var(--grass);
    font-family: 'Minecraft', sans-serif;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

.feature-card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--diamond);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
    color: var(--grass);
}

.subdomain-form {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 15px;
    margin: 50px 0;
    border: 1px solid var(--border-color);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--grass);
}

.form-group input, 
.form-group select {
    width: 100%;
    padding: 14px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--input-bg);
    color: var(--text-color);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    border-color: var(--diamond);
    outline: none;
}

.input-group {
    display: flex;
    align-items: center;
}

.input-group input {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
    flex-grow: 1;
}

.domain-suffix {
    background: var(--secondary-color);
    color: white;
    padding: 14px 15px;
    border-top-right-radius: 8px;
    border-bottom-right-radius: 8px;
    font-weight: 600;
}

.form-group small {
    display: block;
    margin-top: 8px;
    font-size: 0.85rem;
    opacity: 0.7;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-group input {
    width: auto;
}

.checkbox-group label {
    margin-bottom: 0;
    font-weight: normal;
}

.submit-btn {
    background: linear-gradient(to right, var(--grass), var(--emerald));
    color: black;
    border: none;
    padding: 16px;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
    width: 100%;
    font-weight: 600;
    transition: transform 0.2s, background 0.2s;
    margin-top: 10px;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(92, 219, 149, 0.4);
}

.response-message {
    margin-top: 25px;
    padding: 18px;
    border-radius: 8px;
    text-align: center;
    display: none;
    font-weight: 500;
}

.response-message.success {
    background: rgba(0, 184, 148, 0.2);
    border: 1px solid var(--success-color);
    display: block;
    color: var(--success-color);
}

.response-message.error {
    background: rgba(214, 48, 49, 0.2);
    border: 1px solid var(--error-color);
    display: block;
    color: var(--error-color);
}

.examples {
    margin: 60px 0;
}

.example-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.example-card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.example-card h3 {
    color: var(--grass);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.example-card code {
    display: block;
    background: rgba(67, 181, 129, 0.1);
    color: var(--diamond);
    padding: 12px;
    border-radius: 6px;
    font-family: monospace;
    font-size: 1.1rem;
    margin-bottom: 15px;
    overflow-x: auto;
}

.example-card p {
    opacity: 0.8;
    font-size: 0.95rem;
}

.port-section {
    margin-bottom: 25px;
}

.port-input-group {
    display: flex;
    gap: 10px;
}

.port-input-group input {
    flex: 1;
    min-width: 100px;
}

.port-options {
    display: flex;
    gap: 8px;
}

.port-preset {
    background: var(--port-preset-bg);
    color: var(--text-color);
    border: none;
    padding: 0 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.2s;
}

.port-preset:hover {
    background: var(--primary-color);
    color: white;
}

footer {
    text-align: center;
    padding: 40px 0;
    margin-top: 80px;
    border-top: 1px solid var(--border-color);
    font-size: 0.95rem;
    opacity: 0.8;
}

.social-links {
    margin-top: 25px;
}

.social-links a {
    color: var(--text-color);
    font-size: 1.6rem;
    margin: 0 15px;
    opacity: 0.7;
    transition: opacity 0.3s, color 0.3s;
}

.social-links a:hover {
    opacity: 1;
    color: var(--diamond);
}

/* ===== RESPONSIVE ADJUSTMENTS ===== */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    header h1 {
        font-size: 2.2rem;
        padding-top: 20px;
    }
    
    header p {
        font-size: 1.1rem;
    }
    
    .theme-toggle {
        position: static;
        margin: 25px auto 0;
        display: inline-flex;
    }
    
    .subdomain-form {
        padding: 30px;
    }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .input-group input {
        border-radius: 8px;
        width: 100%;
    }
    
    .domain-suffix {
        border-radius: 8px;
        margin-top: 10px;
        width: 100%;
        text-align: center;
    }
}