/* --- Цветовая палитра --- */
:root {
    --pale-sky: #C9E0EB;
    --dusty-denim: #7392B5;
    --deep-lilac: #8350C4;
    --midnight-violet: #402B47;
    --shadow-grey: #262423;
    
    --glass-bg: rgba(64, 43, 71, 0.35);
    --glass-border: rgba(201, 224, 235, 0.15);
}

/* --- Базовые стили --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
    background: linear-gradient(135deg, var(--shadow-grey), #2a1e30, var(--midnight-violet));
    background-attachment: fixed;
    color: var(--pale-sky);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* --- Эффект Glassmorphism --- */
.glass-effect, .glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* --- Хедер --- */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--dusty-denim), var(--deep-lilac));
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--pale-sky);
}

.brand-name {
    font-size: 1.3rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.main-nav {
    display: flex;
    gap: 30px;
}

.main-nav a {
    text-decoration: none;
    color: var(--pale-sky);
    font-weight: 500;
    transition: color 0.3s ease;
}

.main-nav a:hover, .main-nav a.active {
    color: var(--deep-lilac);
}

.social-icons {
    display: flex;
    gap: 20px;
}

.social-icons a {
    color: var(--pale-sky);
    font-size: 1.4rem;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    color: var(--dusty-denim);
    transform: translateY(-3px);
}

/* --- Основной контент (Общее) --- */
main {
    flex: 1;
    padding: 60px 20px 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-section {
    max-width: 700px;
    margin-bottom: 70px;
}

.project-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    background: linear-gradient(to right, var(--pale-sky), var(--dusty-denim));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.project-subtitle {
    font-size: 1.2rem;
    line-height: 1.6;
    color: var(--pale-sky);
    opacity: 0.8;
}

/* --- Панели преимуществ (Главная) --- */
.features-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    width: 100%;
    max-width: 1100px;
}

.glass-panel {
    flex: 1;
    min-width: 280px;
    max-width: 330px;
    padding: 35px 25px;
    border-radius: 20px;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-panel:hover {
    transform: translateY(-10px);
    border-color: var(--deep-lilac);
}

.glass-panel h3 {
    color: var(--dusty-denim);
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.glass-panel p {
    font-size: 0.95rem;
    line-height: 1.5;
    opacity: 0.9;
}

/* --- Секция Правил (rules.html) --- */
.rules-section {
    width: 100%;
    max-width: 950px;
    text-align: left;
}

.rules-title {
    text-align: center;
    font-size: 1.8rem;
    color: var(--pale-sky);
    margin-bottom: 20px;
    font-weight: 600;
}

.rules-divider {
    border: none;
    height: 1px;
    background: var(--glass-border);
    margin-bottom: 40px;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.vertical-line {
    width: 3px;
    height: 22px;
    background-color: var(--dusty-denim);
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(115, 146, 181, 0.5);
}

.category-header h3 {
    color: var(--dusty-denim);
    font-size: 1.2rem;
    font-weight: 600;
}

.rules-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.rule-card {
    max-width: 100%;
    padding: 18px 25px;
    border-radius: 6px;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.rule-card:hover {
    transform: none; 
    background: rgba(131, 80, 196, 0.15);
    border-color: rgba(201, 224, 235, 0.3);
}

.rule-card p {
    color: var(--pale-sky);
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.5;
    text-align: left;
    opacity: 0.9;
}

/* --- Футер --- */
footer {
    padding: 25px 40px;
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-info {
    display: flex;
    flex-direction: column;
}

.copyright {
    font-size: 0.8rem;
    color: var(--dusty-denim);
    margin-top: 5px;
}

/* --- Адаптивность --- */
@media (max-width: 850px) {
    header, .footer-content {
        flex-direction: column;
        gap: 25px;
        padding: 20px;
    }
    
    .project-title {
        font-size: 2.5rem;
    }
}

/* --- СЕКЦИЯ СОСТАВА (СТРОГАЯ СЕТКА) --- */
.staff-section {
    width: 100%;
    max-width: 1100px;
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 30px;
}

.category-header.justify-center {
    justify-content: center;
}

.vertical-line {
    width: 3px;
    height: 22px;
    background-color: var(--dusty-denim);
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(115, 146, 181, 0.5);
}

.category-header h3 {
    color: var(--dusty-denim);
    font-size: 1.2rem;
    font-weight: 600;
}

/* Сетка выстраивает элементы строго В РЯД (row) */
.staff-grid {
    display: flex;
    flex-direction: row; /* Явное указание на горизонтальный ряд */
    flex-wrap: wrap; /* Разрешаем перенос на новые строки */
    justify-content: center;
    gap: 30px;
    width: 100%;
}

/* Карточка сотрудника с фиксированной шириной */
.staff-card {
    /* Ровно 250px ширины гарантирует, что 4 карточки влезут в ряд */
    flex: 0 0 250px; 
    max-width: 250px;
    
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 35px 20px;
    border-radius: 12px;
    
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.staff-card:hover {
    transform: translateY(-8px);
    border-color: var(--deep-lilac);
}

.staff-avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 3px solid var(--dusty-denim);
    background-color: var(--midnight-violet);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

.staff-card:hover .staff-avatar {
    transform: scale(1.05);
}

.staff-card h3 {
    margin-bottom: 10px;
    font-size: 1.3rem;
    color: var(--dusty-denim);
}

.staff-card p {
    font-size: 0.95rem;
    line-height: 1.5;
    opacity: 0.9;
    color: var(--pale-sky);
    margin: 0;
}

/* --- Кнопки --- */
button, .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    color: var(--pale-sky);
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

button:hover, .btn:hover {
    background: rgba(131, 80, 196, 0.15); /* Лёгкий оттенок deep-lilac */
    border-color: var(--dusty-denim);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(131, 80, 196, 0.3);
}

button:active, .btn:active {
    transform: translateY(0) scale(0.97);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* --- Акцентная кнопка (Заливка градиентом) --- */
.btn-primary {
    background: linear-gradient(135deg, var(--dusty-denim), var(--deep-lilac));
    border: none;
    box-shadow: 0 5px 15px rgba(131, 80, 196, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #85a4c9, #9560de); /* Слегка осветленный градиент */
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(131, 80, 196, 0.5);
}

.btn-primary:active {
    transform: translateY(0) scale(0.97);
}

/* --- Кнопка с эффектом свечения контура (Ghost Button) --- */
.btn-outline {
    background: transparent;
    border: 2px solid var(--dusty-denim);
    backdrop-filter: none;
}

.btn-outline:hover {
    background: var(--dusty-denim);
    color: var(--shadow-grey);
    box-shadow: 0 0 20px rgba(115, 146, 181, 0.4);
}