/* ========================================
   SITE24 - Business Casino
   Стилистика: Корпоративный стиль 
   Цвета: Деловые (серый, синий, золотой)
   Архитектура: Grid + Position
   ======================================== */

:root {
    /* === КОРПОРАТИВНАЯ ПАЛИТРА === */
    --corporate-navy: #1a365d;
    --corporate-blue: #2563eb;
    --corporate-steel: #475569;
    --corporate-silver: #cbd5e1;
    --corporate-gold: #fbbf24;
    --corporate-white: #ffffff;
    --corporate-cream: #fef3c7;
    --corporate-charcoal: #374151;
    --corporate-light: #f8fafc;
    
    /* === ГРАДИЕНТЫ === */
    --corporate-gradient: linear-gradient(135deg, #1a365d 0%, #2563eb 50%, #fbbf24 100%);
    --hero-gradient: linear-gradient(135deg, #1a365d 0%, #374151 100%);
    --card-gradient: linear-gradient(145deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.85) 100%);
    
    /* === РАЗМЕРЫ === */
    --container-max: 1200px;
    --border-radius: 8px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1rem;
    --spacing-lg: 1rem;
    --spacing-xl: 1rem;
    
    /* === ЭФФЕКТЫ === */
    --shadow-corporate: 0 4px 20px rgba(26, 54, 93, 0.15);
    --shadow-gold: 0 4px 15px rgba(251, 191, 36, 0.3);
    --transition: all 0.3s ease;
    
    /* === Z-INDEX === */
    --z-header: 1000;
    --z-nav: 1500;
    --z-burger: 1600;
    --z-content: 10;
    --z-modal: 2000;
}

/* === БАЗОВЫЕ СТИЛИ === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', 'Arial', sans-serif;
    background: var(--corporate-light);
    color: var(--corporate-charcoal);
    line-height: 1.6;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

/* === КОНТЕЙНЕРЫ === */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
    z-index: var(--z-content);
}

/* === HEADER === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 3px solid var(--corporate-gold);
    z-index: var(--z-header);
    transition: var(--transition);
    box-shadow: var(--shadow-corporate);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-sm);
    min-height: 80px;
    max-width: var(--container-max);
    margin: 0 auto;
    width: 100%;
}

.logo {
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    font-weight: 700;
    color: var(--corporate-navy);
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
    position: relative;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--corporate-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.logo:hover::after {
    transform: scaleX(1);
}

/* === NAVIGATION === */
.nav {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    justify-content: flex-end;
    flex-wrap: nowrap;
}

.nav a {
    color: var(--corporate-charcoal);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    background: var(--corporate-white);
    border: 2px solid var(--corporate-silver);
    transition: var(--transition);
    text-align: center;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.nav a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--corporate-gradient);
    transition: var(--transition);
    z-index: -1;
}

.nav a:hover {
    color: var(--corporate-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
    border-color: var(--corporate-gold);
}

.nav a:hover::before {
    left: 0;
}

/* === BURGER MENU === */
.burger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: var(--spacing-sm);
    background: var(--corporate-white);
    border: 2px solid var(--corporate-gold);
    border-radius: var(--border-radius);
    transition: var(--transition);
    width: 44px;
    height: 44px;
    justify-content: center;
    align-items: center;
    gap: 4px;
    box-shadow: var(--shadow-corporate);
}

.burger span {
    width: 20px;
    height: 2px;
    background: var(--corporate-navy);
    border-radius: 2px;
    transition: var(--transition);
}

.burger:hover {
    background: var(--corporate-gold);
    transform: scale(1.05);
}

/* === HERO SECTION === */
.hero-section {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: var(--hero-gradient);
    position: relative;
    padding-top: 8rem;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/02_Corporate_Business_Interior.png') center/cover;
    opacity: 0.1;
    z-index: 1;
}

.hero-content {
    text-align: center;
    z-index: var(--z-content);
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    background: rgba(255, 255, 255, 0.95);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-corporate);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    color: var(--corporate-navy);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(1rem, 3vw, 1.3rem);
    color: var(--corporate-steel);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    justify-content: center;
    max-width: 500px;
    margin: 0 auto;
}

.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--corporate-gradient);
    color: var(--corporate-white);
    box-shadow: var(--shadow-corporate);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-corporate), var(--shadow-gold);
}

.btn-secondary {
    background: var(--corporate-white);
    color: var(--corporate-navy);
    border: 2px solid var(--corporate-navy);
}

.btn-secondary:hover {
    background: var(--corporate-navy);
    color: var(--corporate-white);
    transform: translateY(-3px);
}

/* === SECTIONS === */
.section-title {
    font-size: clamp(2rem, 6vw, 3rem);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--corporate-navy);
    position: relative;
    z-index: var(--z-content);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--corporate-gold);
    border-radius: 2px;
}

.section-subtitle {
    font-size: clamp(1rem, 3vw, 1.2rem);
    text-align: center;
    color: var(--corporate-steel);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: var(--z-content);
}

/* === CARDS GRID === */
.bookmakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: var(--z-content);
}

.top-page .bookmakers-grid {
    grid-template-columns: repeat(3, 1fr);
}



.bookmaker-card {
    background: var(--card-gradient);
    border: 2px solid var(--corporate-silver);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    transition: var(--transition);
    position: relative;
    z-index: var(--z-content);
    box-shadow: var(--shadow-corporate);
}

.bookmaker-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-corporate), var(--shadow-gold);
    border-color: var(--corporate-gold);
}

.card-header {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--spacing-md);
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.card-logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: var(--border-radius);
    background: var(--corporate-white);
    padding: var(--spacing-xs);
    border: 1px solid var(--corporate-silver);
}

.card-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--corporate-navy);
}

.card-rating {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--corporate-gold);
    background: var(--corporate-navy);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
}

.card-bonus {
    background: var(--corporate-gradient);
    color: var(--corporate-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-md);
    position: relative;
}

.card-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.feature-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-sm);
    align-items: center;
    margin-bottom: var(--spacing-sm);
    color: var(--corporate-steel);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--corporate-silver);
}

.feature-item::before {
    content: '🏢';
    color: var(--corporate-gold);
}

.card-button {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--corporate-gradient);
    color: var(--corporate-white);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

/* === STATS GRID === */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: var(--z-content);
}

.top-page .stats-grid {
    grid-template-columns: repeat(4, 1fr);
}



.stat-card {
    background: var(--corporate-white);
    border: 2px solid var(--corporate-silver);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    text-align: center;
    transition: var(--transition);
    position: relative;
    z-index: var(--z-content);
    box-shadow: var(--shadow-corporate);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-corporate), var(--shadow-gold);
    border-color: var(--corporate-gold);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--corporate-navy);
    display: block;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.stat-number::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: var(--corporate-gold);
}

.stat-label {
    color: var(--corporate-steel);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

/* === ABOUT CONTENT === */
.about-content {
    background: var(--corporate-white);
    border: 2px solid var(--corporate-silver);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    position: relative;
    z-index: var(--z-content);
    box-shadow: var(--shadow-corporate);
}

/* === FOOTER === */
.footer {
    background: var(--corporate-navy);
    color: var(--corporate-white);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-xl);
    position: relative;
    z-index: var(--z-content);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.footer-nav h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    color: var(--corporate-gold);
    position: relative;
}

.footer-nav h3::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--corporate-gold);
}

.footer-nav ul {
    list-style: none;
    display: grid;
    gap: var(--spacing-sm);
}

.footer-nav a {
    color: var(--corporate-silver);
    text-decoration: none;
    transition: var(--transition);
    padding: var(--spacing-xs) 0;
}

.footer-nav a:hover {
    color: var(--corporate-gold);
    padding-left: var(--spacing-sm);
}

.footer-logos h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    color: var(--corporate-gold);
    position: relative;
}

.footer-logos h3::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--corporate-gold);
}

.regulator-logos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: var(--spacing-md);
}

.regulator-logo {
    background: transparent;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
    transition: var(--transition);
    border: none;
}

.regulator-logo:hover {
    transform: translateY(-2px);
    border-color: var(--corporate-gold);
}

.regulator-logo img {
    max-width: 100%;
    max-height: 50px;
    object-fit: contain;
    filter: brightness(0) invert(1) !important;
}

/* === DISCLAIMER === */
.disclaimer-section {
    background: rgba(26, 54, 93, 0.1);
    border: 1px solid var(--corporate-silver);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    text-align: center;
    position: relative;
    z-index: var(--z-content);
}

.disclaimer-section h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    color: var(--corporate-gold);
}

.disclaimer-section p {
    color: var(--corporate-silver);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* === MOBILE RESPONSIVE === */
@media (max-width: 899px) {
    .header-content {
        position: relative;
        display: flex;
        justify-content: space-between;
        padding: var(--spacing-md) 0;
    }
    
    .logo {
        margin: 0;
    }
    
    .nav {
        margin: 0;
    }

    .burger {
        display: flex !important;
        position: absolute !important;
        top: 50% !important;
        right: 15px !important;
        transform: translateY(-50%) !important;
        z-index: 1600 !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: all !important;
        background: rgba(37, 99, 235, 0.9) !important;
        border: 3px solid var(--corporate-gold) !important;
        box-shadow: 0 0 20px rgba(37, 99, 235, 0.6) !important;
        width: 50px !important;
        height: 50px !important;
    }
    
    .burger span {
        background: var(--corporate-white) !important;
        width: 26px !important;
        height: 3px !important;
        border-radius: 2px !important;
        box-shadow: 0 0 8px rgba(255, 255, 255, 0.8) !important;
    }
    
    .burger.active {
        background: var(--corporate-gold) !important;
        transform: translateY(-50%) !important;
    }

    .burger.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
        background: var(--corporate-navy) !important;
        width: 26px !important;
    }

    .burger.active span:nth-child(2) {
        opacity: 0;
    }

    .burger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
        background: var(--corporate-navy) !important;
        width: 26px !important;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: rgba(26, 54, 93, 0.98);
        backdrop-filter: blur(20px);
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        gap: 0;
        padding: 80px var(--spacing-lg) var(--spacing-lg);
        border-left: 3px solid var(--corporate-gold);
        z-index: 1500;
        transition: right 0.3s ease;
        overflow-y: auto;
    }

    .nav.active {
        right: 0;
    }

    .nav a {
        padding: var(--spacing-md) var(--spacing-sm);
        border-bottom: 1px solid rgba(37, 99, 235, 0.3);
        margin: 0;
        text-align: left;
        background: transparent;
        border-left: none;
        border-right: none;
        border-top: none;
        border-radius: 0;
        color: var(--corporate-white) !important;
        font-weight: 600;
        font-size: 1.1rem;
        white-space: nowrap;
        flex-shrink: 0;
        display: block;
        position: relative;
        z-index: 10;
    }

    .nav a:hover {
        background: rgba(37, 99, 235, 0.3);
        transform: none;
        padding-left: var(--spacing-md);
        color: var(--corporate-gold) !important;
    }

    .hero-section {
        padding-top: 10rem;
    }

    .hero-buttons {
        grid-template-columns: 1fr;
    }

    .bookmakers-grid {
        grid-template-columns: 1fr;
    }
    
    .top-page .bookmakers-grid {
        grid-template-columns: 1fr !important;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .top-page .stats-grid {
        grid-template-columns: repeat(1, 1fr) !important;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .regulator-logos {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 600px) and (max-width: 899px) {
    .bookmakers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 900px) {
    .burger {
        display: none !important;
    }
    
    .nav {
        position: static;
        width: auto;
        height: auto;
        background: transparent;
        display: flex;
        gap: var(--spacing-sm);
        align-items: center;
        justify-content: flex-end;
        flex-wrap: nowrap;
        padding: 0;
        border: none;
    }
}

/* === ДОПОЛНИТЕЛЬНЫЕ СТИЛИ ДЛЯ МОБИЛЬНОЙ АДАПТИВНОСТИ === */
@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    /* Специальные стили для блока методологии на мобильных */
    .about-content > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
        gap: 1.5rem !important;
        margin-top: 1.5rem !important;
    }
    
    .about-content h3 {
        font-size: 1.2rem !important;
    }
    
    .about-content p {
        font-size: 0.95rem !important;
        line-height: 1.6 !important;
        word-wrap: break-word !important;
        overflow-wrap: break-word !important;
    }
    
    /* Стили для нижнего блока с кнопками */
    .about-content > div[style*="background: var(--corporate-cream)"] {
        padding: 1.5rem !important;
        margin-top: 2rem !important;
    }
    
    .about-content > div[style*="background: var(--corporate-cream)"] > div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
        max-width: 100% !important;
    }
}