/* ============ ОСНОВНЫЕ ЦВЕТА ============ */
:root {
    --pearl-start: #f5e6d3;
    --pearl-mid: #e8d5c4;
    --pearl-end: #d4bfb0;
    --gold-start: #f4d03f;
    --gold-end: #f1c40f;
    --dark-start: #1a1a2e;
    --dark-mid: #2d2d44;
    --dark-end: #3d3d5c;
}

/* ============ ГЛОБАЛЬНЫЕ СТИЛИ ============ */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f0eb 0%, #e8ddd5 100%);
    min-height: 100vh;
}

/* ============ ПЕРЛАМУТРОВЫЙ ГРАДИЕНТ ============ */
.pearl-gradient {
    background: linear-gradient(135deg, #f5e6d3 0%, #e8d5c4 30%, #dcc4b8 60%, #e8d5c4 80%, #f5e6d3 100%);
    background-size: 200% 200%;
    animation: pearlShimmer 8s ease-in-out infinite;
}

@keyframes pearlShimmer {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ============ ПЕРЛАМУТРОВЫЙ ТЕКСТ ============ */
.pearl-text {
    background: linear-gradient(135deg, #f5e6d3 0%, #d4bfb0 50%, #b8a092 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============ ЗОЛОТОЙ ГРАДИЕНТ ============ */
.gold-gradient {
    background: linear-gradient(135deg, #f4d03f 0%, #f1c40f 50%, #d4ac0d 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============ ХЕРО СЕКЦИЯ ============ */
.hero-section {
    position: relative;
    overflow: hidden;
    min-height: 90vh;
    background: linear-gradient(135deg, 
        rgba(26, 26, 46, 0.95) 0%, 
        rgba(45, 45, 68, 0.9) 50%, 
        rgba(61, 61, 92, 0.85) 100%
    );
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(
        ellipse at center,
        rgba(244, 208, 63, 0.08) 0%,
        rgba(244, 208, 63, 0.03) 30%,
        transparent 70%
    );
    animation: heroGlow 6s ease-in-out infinite alternate;
    pointer-events: none;
}

@keyframes heroGlow {
    0% { transform: scale(1) rotate(0deg); opacity: 0.5; }
    100% { transform: scale(1.5) rotate(180deg); opacity: 1; }
}

/* ============ АНИМАЦИИ ПРИ СКРОЛЛЕ ============ */
.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* ============ КАРТОЧКИ С ПЕРЛАМУТРОВЫМ ЭФФЕКТОМ ============ */
.card-pearl {
    background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(248, 240, 235, 0.95) 100%);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-pearl:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 48px rgba(0,0,0,0.15);
    border-color: rgba(244, 208, 63, 0.3);
}

.card-pearl .icon-wrapper {
    position: relative;
    display: inline-block;
}

.card-pearl .icon-wrapper::after {
    content: '';
    position: absolute;
    top: -20%;
    left: -20%;
    width: 140%;
    height: 140%;
    background: radial-gradient(circle at center, rgba(244, 208, 63, 0.15), transparent 70%);
    border-radius: 50%;
    animation: iconPulse 2s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 1; }
}

/* ============ ПЕРЛАМУТРОВЫЙ ФОН ДЛЯ СЕКЦИЙ ============ */
.section-pearl {
    position: relative;
    background: linear-gradient(135deg, 
        rgba(245, 230, 211, 0.3) 0%,
        rgba(232, 213, 196, 0.2) 50%,
        rgba(245, 230, 211, 0.3) 100%
    );
}

.section-pearl::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d4bfb0' fill-opacity='0.08'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

/* ============ КНОПКИ ============ */
.btn-pearl {
    background: linear-gradient(135deg, #f5e6d3, #e8d5c4);
    color: #2d2d44;
    border: none;
    transition: all 0.3s ease;
}

.btn-pearl:hover {
    background: linear-gradient(135deg, #e8d5c4, #dcc4b8);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.btn-gold {
    background: linear-gradient(135deg, #f4d03f, #f1c40f);
    color: #1a1a2e;
    border: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-gold:hover {
    background: linear-gradient(135deg, #f1c40f, #d4ac0d);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(244, 208, 63, 0.4);
    color: #1a1a2e;
}

/* ============ СТАТИСТИКА В ЦИФРАХ ============ */
.stat-number {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, #f4d03f, #f1c40f);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============ АНИМАЦИЯ МЕРЦАНИЯ ============ */
@keyframes shimmer {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

.shimmer-text {
    animation: shimmer 2s ease-in-out infinite;
}

/* ============ ПАРТИКЛЫ / ФОН ============ */
.particles-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(244, 208, 63, 0.3);
    border-radius: 50%;
    animation: floatParticle 15s infinite linear;
}

@keyframes floatParticle {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

/* ============ ОТЗЫВЫ ============ */
.testimonial-card {
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.3);
    transition: all 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: 0 12px 40px rgba(0,0,0,0.1);
}

/* ============ ИКОНКА ГАНТЕЛИ ============ */
.dumbbell-icon {
    display: inline-block;
    animation: dumbbellPulse 3s ease-in-out infinite;
}

@keyframes dumbbellPulse {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.05) rotate(5deg); }
}

/* ============ НАВИГАЦИЯ ============ */
.navbar {
    background: rgba(26, 26, 46, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.navbar-brand {
    background: linear-gradient(135deg, #f5e6d3, #f4d03f);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

/* ============ АДАПТИВНОСТЬ ============ */
@media (max-width: 768px) {
    .hero-section {
        min-height: 70vh;
        text-align: center;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .fade-in-left,
    .fade-in-right {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============ ПРОГРЕСС-БАР ПРИ СКРОЛЛЕ ============ */
.progress-indicator {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, #f4d03f, #f5e6d3);
    z-index: 9999;
    transition: width 0.1s ease;
    box-shadow: 0 0 20px rgba(244, 208, 63, 0.3);
}