/* --- 1. ПЕРЕМЕННЫЕ И ГЛОБАЛЬНЫЕ СТИЛИ --- */
:root {
    --bg-color: #121212;
    --bg-secondary-color: #212121;
    --text-color: #f4f6f8;
    --text-secondary-color: #b0b0b0;
    --primary-color: #6658EA;
    --primary-hover-color: #5849d4;
    --border-color: #303030;
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.7;
    transition: background-color 0.3s, color 0.3s;
    font-size: 16px;
}
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
section { padding: 80px 0; }
h1, h2, h3, h4, h5, h6 {
    font-family: 'Orbitron', sans-serif;
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 700;
    color: var(--text-color);
}
p {
    margin-bottom: 15px;
    color: var(--text-secondary-color);
    font-size: 1.05rem;
}
a { color: var(--primary-color); text-decoration: none; transition: color 0.3s; }
a:hover { color: var(--primary-hover-color); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: 2.5rem; }
.section-header p { max-width: 700px; margin-left: auto; margin-right: auto; }


/* --- 2. СТИЛИ ХЕДЕРА И НАВИГАЦИИ --- */
.site-header {
    background-color: var(--bg-secondary-color);
    box-shadow: var(--card-shadow);
    padding: 15px 0;
    position: sticky; top: 0;
    z-index: 1000;
    transition: background-color 0.3s, box-shadow 0.3s;
    border-bottom: 1px solid var(--border-color);
}
.site-header .container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.8rem; font-weight: 700; font-family: 'Orbitron', sans-serif; color: var(--text-color); }
.logo span { color: var(--primary-color); }
.main-nav { display: flex; align-items: center; gap: 30px; margin-left: auto; }
.main-nav a { color: var(--text-color); font-weight: 500; position: relative; padding-bottom: 5px; }
.main-nav a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background-color: var(--primary-color); transition: width 0.3s ease; }
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }


/* --- 3. ПЕРЕКЛЮЧАТЕЛЬ ТЕМЫ (УДАЛЕН) --- */


/* --- 4. HERO СЕКЦИЯ --- */
.hero { text-align: center; padding: 100px 0; background-color: var(--bg-secondary-color); }
.hero h1 {
    font-size: 3.2rem;
    font-weight: 900;
    background: linear-gradient(90deg, var(--primary-color), var(--text-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 25px;
}
.hero .subtitle { font-size: 1.2rem; max-width: 650px; margin: 0 auto 40px auto; }


/* --- 5. КНОПКИ --- */
.btn { display: inline-block; padding: 12px 28px; border-radius: 50px; font-weight: 500; transition: all 0.3s ease; cursor: pointer; border: none; font-size: 1.05rem; }
.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 4px 10px rgba(102, 88, 234, 0.3);
}
.btn-primary:hover {
    background-color: var(--primary-hover-color);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(102, 88, 234, 0.4);
}
.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary-color);
}
.btn-secondary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

/* === СТИЛИ ДЛЯ КНОПКИ В КАРТОЧКЕ === */
.btn-create {
    display: inline-block;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
    font-size: 0.95rem;
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary-color);
    text-decoration: none; /* Убираем подчеркивание у ссылки */
}
.btn-create:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
    transform: translateY(-2px);
}


/* --- 6. КАТАЛОГ ЭФФЕКТОВ --- */
.catalog-section { background-color: var(--bg-color); }
.effects-gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; }
.effect-card {
    background-color: var(--bg-secondary-color);
    border-radius: 10px;
    box-shadow: var(--card-shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
}
.effect-card:hover { transform: translateY(-5px); }
.effect-preview img { width: 100%; height: 200px; object-fit: cover; background-color: var(--bg-color); }
.effect-info { padding: 25px; display: flex; flex-direction: column; flex-grow: 1; }
.effect-info h3 { margin-top: 0; font-size: 1.3rem; }
.effect-info p { flex-grow: 1; margin-bottom: 20px; }
.effect-info .btn-secondary { margin-top: auto; } /* Прижимаем кнопку к низу */


/* --- 7. ПРОЧИЕ СЕКЦИИ (КАК РАБОТАЕТ, FAQ, О НАС) --- */
.how-it-works-section, .about-section { background-color: var(--bg-secondary-color); }
.steps-container { display: flex; justify-content: space-around; gap: 30px; margin-top: 50px; flex-wrap: wrap; }
.step { text-align: center; max-width: 300px; }
.step-number { font-size: 3rem; font-weight: 900; color: var(--primary-color); line-height: 1; margin-bottom: 10px; }
.step h3 { font-size: 1.3rem; margin-bottom: 10px; }

.faq-section .container { max-width: 800px; }
.faq-item {
    background-color: var(--bg-secondary-color);
    border-radius: 10px;
    padding: 25px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}
.faq-item h3 { margin-top: 0; }
.about-section .container { max-width: 800px; text-align: center; }


/* --- 8. ПОДВАЛ --- */
.site-footer {
    text-align: center;
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    margin-top: 60px;
    background-color: var(--bg-secondary-color);
}
.site-footer p { color: var(--text-secondary-color); }
.site-footer a { font-weight: 500; }


/* --- 9. АДАПТИВНОСТЬ --- */
@media (max-width: 768px) {
    section { padding: 60px 0; }
    .hero h1 { font-size: 2.5rem; }
    h2, .section-header h2 { font-size: 2rem; }
    .site-header .container { flex-wrap: wrap; }
    .main-nav { display: none; width: 100%; order: 3; margin-top: 20px; }
    .steps-container { flex-direction: column; align-items: center; }
}