:root {
    --primary-color: #FF6600;
    --secondary-color: #33CC00;
    --bg-dark: #0f0f15;
    --bg-card: #1a1a24;
    --bg-table-header: #252530;
    --text-white: #ffffff;
    --text-gray: #b0b0b0;
    --border-color: #333;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-white);
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    background: rgba(15, 15, 21, 0.95);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    height: 70px;
}

.logo { 
    font-size: 22px; 
    font-weight: bold; 
    color: var(--primary-color); 
    display: flex; 
    align-items: center; 
    gap: 10px; 
}

.logo a { 
    text-decoration: none; 
    color: inherit; 
}

.nav-container { 
    display: flex; 
    align-items: center; 
    gap: 20px; 
}

.nav-links a { 
    color: var(--text-white); 
    text-decoration: none; 
    margin: 0 15px; 
    font-weight: 500; 
    transition: 0.3s; 
}

.nav-links a:hover { 
    color: var(--primary-color); 
}

.nav-buttons { 
    display: flex; 
    gap: 10px; 
    align-items: center; 
}

.btn-login { 
    background: var(--bg-card); 
    border: 1px solid var(--primary-color);
    color: var(--primary-color); 
    padding: 8px 20px; 
    border-radius: 5px; 
    text-decoration: none; 
    font-weight: bold; 
    transition: 0.3s; 
    white-space: nowrap; 
}

.btn-login:hover { 
    background: var(--primary-color); 
    color: white; 
}

.btn-register { 
    background: var(--primary-color); 
    color: white; 
    padding: 8px 20px; 
    border-radius: 5px; 
    text-decoration: none; 
    font-weight: bold; 
    transition: 0.3s; 
    white-space: nowrap; 
}

.btn-register:hover { 
    box-shadow: 0 0 10px rgba(255, 102, 0, 0.4); 
}

.menu-toggle { 
    display: none; 
    font-size: 24px; 
    color: var(--text-white); 
    cursor: pointer; 
}

.hero { 
    text-align: center; 
    padding: 80px 20px; 
    background: radial-gradient(circle at center, rgba(255, 102, 0, 0.05) 0%, var(--bg-dark) 70%); 
}

.tagline { 
    color: var(--secondary-color); 
    background: rgba(51, 204, 0, 0.1); 
    padding: 6px 16px; 
    border-radius: 20px; 
    font-size: 13px; 
    display: inline-block; 
    margin-bottom: 25px; 
    border: 1px solid var(--secondary-color); 
    font-weight: bold;
}

.hero h1 { 
    font-size: 3.5rem; 
    margin-bottom: 20px; 
    line-height: 1.2; 
}

.hero p { 
    color: var(--text-gray); 
    font-size: 1.2rem; 
    max-width: 600px; 
    margin: 0 auto 40px; 
}

.cta-buttons { 
    display: flex; 
    justify-content: center; 
    gap: 15px; 
    flex-wrap: wrap; 
}

.btn-primary { 
    background: var(--primary-color); 
    color: white; 
    padding: 12px 30px; 
    border-radius: 8px; 
    text-decoration: none; 
    font-weight: bold; 
    transition: 0.3s; 
}

.btn-primary:hover { 
    box-shadow: 0 0 15px rgba(255, 102, 0, 0.4); 
}

.btn-secondary { 
    border: 1px solid var(--secondary-color); 
    color: var(--secondary-color); 
    padding: 12px 30px; 
    border-radius: 8px; 
    text-decoration: none; 
    font-weight: bold; 
    transition: 0.3s; 
}

.btn-secondary:hover { 
    background: var(--secondary-color); 
    color: #000; 
    box-shadow: 0 0 15px rgba(51, 204, 0, 0.4); 
}

.auth-section {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
    background: radial-gradient(circle at center, rgba(255, 102, 0, 0.02) 0%, var(--bg-dark) 70%);
}

.auth-card {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    text-align: center;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn { 
    from { opacity: 0; transform: translateY(20px); } 
    to { opacity: 1; transform: translateY(0); } 
}

.auth-card h2 { 
    margin-bottom: 10px; 
    color: var(--primary-color); 
}

.auth-card p { 
    color: var(--text-gray); 
    margin-bottom: 30px; 
    font-size: 0.9rem; 
}

.form-group { 
    margin-bottom: 20px; 
    text-align: left; 
}

.form-group label { 
    display: block; 
    margin-bottom: 8px; 
    font-weight: 500; 
    color: var(--text-white); 
    font-size: 0.9rem; 
}

.form-input {
    width: 100%; 
    padding: 12px; 
    background: var(--bg-dark); 
    border: 1px solid var(--border-color);
    border-radius: 8px; 
    color: white; 
    font-size: 1rem; 
    outline: none; 
    transition: 0.3s;
}

.form-input:focus { 
    border-color: var(--primary-color); 
    box-shadow: 0 0 8px rgba(255, 102, 0, 0.3); 
}

.btn-submit {
    width: 100%; 
    background: var(--primary-color); 
    color: white; 
    padding: 12px; 
    border: none;
    border-radius: 8px; 
    font-size: 1rem; 
    font-weight: bold; 
    cursor: pointer; 
    transition: 0.3s; 
    margin-top: 10px;
}

.btn-submit:hover { 
    opacity: 0.9; 
    transform: translateY(-2px); 
}

.auth-link { 
    margin-top: 20px; 
    font-size: 0.9rem; 
    color: var(--text-gray); 
}

.auth-link a { 
    color: var(--primary-color); 
    text-decoration: none; 
    font-weight: bold; 
}

.auth-link a:hover { 
    text-decoration: underline; 
}

.comparison-section, .faq-section { 
    padding: 60px 5%; 
}

.section-title { 
    text-align: center; 
    margin-bottom: 10px; 
    font-size: 2rem; 
}

.section-subtitle { 
    text-align: center; 
    color: var(--text-gray); 
    margin-bottom: 40px; 
}

.table-responsive { 
    overflow-x: auto; 
    box-shadow: 0 0 20px rgba(0,0,0,0.5); 
    border-radius: 16px; 
    margin-bottom: 20px; 
}

.comparison-table { 
    width: 100%; 
    border-collapse: separate; 
    border-spacing: 0; 
    background: var(--bg-card); 
    min-width: 600px; 
    border-radius: 16px; 
    border: 1px solid var(--border-color); 
}

.comparison-table th, .comparison-table td { 
    padding: 20px; 
    text-align: left; 
    border-bottom: 1px solid var(--border-color); 
}

.comparison-table th { 
    background: var(--bg-table-header); 
    font-size: 1.1rem; 
}

.col-slime { 
    color: var(--primary-color); 
    font-weight: bold; 
}

.slime-cell { 
    background: rgba(255, 102, 0, 0.03); 
}

.check-icon { 
    color: var(--secondary-color); 
    margin-right: 10px; 
}

.cross-icon { 
    color: #ff4d4d; 
    margin-right: 10px; 
}

.faq-item { 
    background: var(--bg-card); 
    margin-bottom: 15px; 
    border-radius: 8px; 
    border: 1px solid var(--border-color); 
}

details { 
    padding: 15px 20px; 
    cursor: pointer; 
}

summary { 
    font-weight: bold; 
    display: flex; 
    justify-content: space-between; 
}

summary::after { 
    content: '\f078'; 
    font-family: "Font Awesome 6 Free"; 
    font-weight: 900; 
}

details[open] summary::after { 
    transform: rotate(180deg); 
}

.faq-answer { 
    margin-top: 15px; 
    color: var(--text-gray); 
    border-top: 1px solid var(--border-color); 
    padding-top: 15px; 
}

footer { 
    text-align: center; 
    padding: 30px; 
    border-top: 1px solid #333; 
    margin-top: auto; 
    color: var(--text-gray); 
    font-size: 14px; 
    background: var(--bg-dark); 
}

@media screen and (max-width: 768px) {
    .hero h1 { font-size: 2.2rem; }
    .menu-toggle { display: block; }
    .nav-container {
        position: absolute; 
        top: 70px; 
        left: 0; 
        width: 100%;
        background: var(--bg-card); 
        flex-direction: column;
        align-items: center;
        padding: 20px 0; 
        border-bottom: 1px solid var(--border-color); 
        display: none;
        animation: slideDown 0.3s ease;
    }
    .nav-container.active { display: flex; }
    .nav-links { 
        display: flex; 
        flex-direction: column; 
        width: 100%; 
        text-align: center; 
    }
    .nav-links a { 
        display: block;
        padding: 15px 0; 
        margin: 0;
        border-bottom: 1px solid rgba(255,255,255,0.05); 
        width: 100%; 
    }
    .nav-buttons { 
        flex-direction: column; 
        width: 90%; 
        margin-top: 15px;
        gap: 15px;
    }
    .btn-login, .btn-register { width: 100%; text-align: center; }
}

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