/**
 * Современные стили для сайта портфолио дизайнера
 * С красивыми анимациями и эффектами
 */

/* ===== CSS ПЕРЕМЕННЫЕ ===== */
:root {
    --primary-color: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --accent-light: #fbbf24;
    --background-color: #f8fafc;
    --text-color: #1e293b;
    --text-light: #64748b;
    --light-gray: #e2e8f0;
    --white: #ffffff;
    --dark: #0f172a;
    --success: #10b981;
    --danger: #ef4444;
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --border-radius-sm: 8px;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 30px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-color);
    background-color: var(--background-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Плавное появление страницы */
body {
    animation: fadeInPage 1s ease-out;
}

@keyframes fadeInPage {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ===== АНИМАЦИИ ===== */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounce {
    0%, 20%, 53%, 100% { transform: translateY(0); }
    40% { transform: translateY(-20px); }
    60% { transform: translateY(-10px); }
}

@keyframes ripple {
    0% { transform: scale(0); opacity: 1; }
    100% { transform: scale(4); opacity: 0; }
}

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

/* Классы для анимации появления */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Задержки анимации убираем, т.к. IntersectionObserver сам определяет момент */
.animate-delay-1 { transition-delay: 0.05s; }
.animate-delay-2 { transition-delay: 0.1s; }
.animate-delay-3 { transition-delay: 0.15s; }
.animate-delay-4 { transition-delay: 0.2s; }

/* ===== НАВИГАЦИЯ ===== */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
    transition: all var(--transition-normal);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-md);
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all var(--transition-normal);
    position: relative;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.navbar-brand::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

.navbar-brand:hover::after {
    width: 100%;
}

.nav-link {
    color: var(--text-color) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    margin: 0 0.25rem;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
    border-radius: var(--border-radius-sm);
}

.nav-link:hover {
    color: var(--primary-color) !important;
    transform: translateY(-2px);
}

.nav-link:hover::before {
    opacity: 0.1;
}

.nav-link.active {
    color: var(--primary-color) !important;
    background: rgba(99, 102, 241, 0.1);
}

/* Мобильное меню */
.navbar-toggler {
    border: none;
    padding: 0.5rem;
    transition: all var(--transition-normal);
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%236366f1' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ===== КНОПКИ ===== */
.btn {
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: none;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    background-size: 100% 100%;
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
    color: white;
}

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

.btn-outline-primary {
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.3);
}

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

.btn-light:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--primary-dark);
}

.btn-outline-light {
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: white;
    background: transparent;
}

.btn-outline-light:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: var(--border-radius-lg);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border-radius: var(--border-radius-sm);
}

/* ===== КАРТОЧКИ ===== */
.card {
    border: none;
    border-radius: var(--border-radius-lg);
    background: var(--white);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
    z-index: 1;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card:hover::before {
    transform: scaleX(1);
}

.card-body {
    padding: 1.5rem;
}

.card-title {
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.75rem;
}

.card-text {
    color: var(--text-light);
}

/* ===== HERO СЕКЦИЯ ===== */
.hero {
    background: var(--gradient-primary);
    background-size: 400% 400%;
    animation: gradientFlow 15s ease infinite;
    color: white;
    padding: 80px 0 60px;
    position: relative;
    overflow: hidden;
    min-height: 50vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><circle cx="30" cy="30" r="1.5" fill="white" opacity="0.1"/></svg>');
    background-size: 60px 60px;
    pointer-events: none;
}

.hero::after {
    display: none;
}

.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
}

.hero-shape:nth-child(1) {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
}

.hero-shape:nth-child(2) {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 10%;
}

.hero-shape:nth-child(3) {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 20%;
}

.hero-shape:nth-child(4) {
    width: 100px;
    height: 100px;
    top: 30%;
    right: 20%;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    animation: slideInUp 0.8s ease-out;
}

.hero h1 span {
    display: inline-block;
    background: linear-gradient(135deg, #fbbf24 0%, #f97316 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.3rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 2rem;
    animation: slideInUp 0.8s ease-out 0.2s both;
}

.hero .btn-group-hero {
    animation: slideInUp 0.8s ease-out 0.4s both;
}

/* ===== СЕКЦИИ ===== */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header .badge {
    font-size: 0.85rem;
    padding: 0.6rem 1.25rem;
    border-radius: 50px;
    font-weight: 600;
    margin-bottom: 1rem;
    display: inline-block;
    background: var(--gradient-primary) !important;
    border: none;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.75rem;
    display: block;
}

.section-subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== УСЛУГИ ===== */
.service-card {
    height: 100%;
    padding: 2rem;
    text-align: center;
    position: relative;
}

.service-card .icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    transition: all var(--transition-normal);
}

.service-card:hover .icon-wrapper {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.service-card h4 {
    color: var(--text-color);
    font-weight: 700;
    margin-bottom: 1rem;
}

.service-price {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 1rem 0;
}

/* ===== ПОРТФОЛИО ===== */
.portfolio-item {
    margin-bottom: 30px;
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.portfolio-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: all var(--transition-slow);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(99, 102, 241, 0.9) 0%, rgba(139, 92, 246, 0.7) 50%, transparent 100%);
    opacity: 0;
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    padding: 2rem;
}

.portfolio-item:hover .portfolio-item-overlay {
    opacity: 1;
}

.portfolio-item-overlay h5 {
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    transform: translateY(20px);
    transition: all var(--transition-normal);
}

.portfolio-item:hover .portfolio-item-overlay h5 {
    transform: translateY(0);
}

.portfolio-item-overlay p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    transform: translateY(20px);
    transition: all var(--transition-normal) 0.1s;
}

.portfolio-item:hover .portfolio-item-overlay p {
    transform: translateY(0);
}

/* ===== СТАТИСТИКА ===== */
.stats-section {
    background: var(--gradient-primary);
    color: white;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="white" opacity="0.1"/></svg>');
    background-size: 100px 100px;
}

.stats-card {
    text-align: center;
    padding: 2.5rem;
    position: relative;
    z-index: 1;
}

.stats-card .card {
    background: transparent;
    box-shadow: none;
}

.stats-card .card:hover {
    transform: none;
    box-shadow: none;
}

.stats-card .card::before {
    display: none;
}

.stats-number {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.stats-section .stats-number {
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stats-label {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.9;
    color: var(--secondary-color);
}

.stats-section .stats-label {
    color: rgba(255, 255, 255, 0.9);
}

/* ===== ПРЕИМУЩЕСТВА ===== */
.feature-card {
    text-align: center;
    padding: 2rem;
}

.feature-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon {
    background: var(--gradient-primary);
    color: white;
    transform: scale(1.1);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.4);
}

/* ===== ОТЗЫВЫ ===== */
.testimonial-card {
    padding: 2rem;
    text-align: center;
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 5rem;
    color: var(--primary-color);
    opacity: 0.1;
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 1rem;
    object-fit: cover;
    border: 4px solid var(--primary-color);
}

.testimonial-text {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 1rem;
}

.testimonial-author {
    font-weight: 700;
    color: var(--text-color);
}

.testimonial-role {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* ===== CTA СЕКЦИЯ ===== */
.cta-section {
    background: var(--gradient-secondary);
    color: white;
    text-align: center;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -20%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.cta-section p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

/* ===== ТАБЛИЦЫ ===== */
.table {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.table thead {
    background: var(--gradient-primary);
    color: white;
}

.table thead th {
    border: none;
    padding: 1rem;
    font-weight: 600;
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
    border-color: var(--light-gray);
}

.table tbody tr {
    transition: all var(--transition-fast);
}

.table tbody tr:hover {
    background: rgba(99, 102, 241, 0.05);
}

/* ===== ФОРМЫ ===== */
.form-control,
.form-select {
    border-radius: var(--border-radius);
    border: 2px solid var(--light-gray);
    padding: 0.875rem 1rem;
    transition: all var(--transition-normal);
    font-size: 1rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.form-floating > .form-control,
.form-floating > .form-select {
    height: calc(3.5rem + 4px);
}

/* ===== BADGES ===== */
.badge {
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-xl);
    font-weight: 600;
    font-size: 0.8rem;
}

.badge.bg-primary {
    background: var(--gradient-primary) !important;
    background-color: #6366f1 !important;
}

.badge.bg-primary.rounded-pill {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%) !important;
}

.badge.bg-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%) !important;
}

.badge.bg-warning {
    background: var(--gradient-accent) !important;
    color: white !important;
}

.badge.bg-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%) !important;
}

.badge.bg-secondary {
    background: linear-gradient(135deg, #64748b 0%, #475569 100%) !important;
}

/* ===== FOOTER ===== */
footer {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: #cbd5e1;
    padding: 80px 0 30px;
    position: relative;
    overflow: hidden;
    margin-top: 0;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.footer-brand {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    display: inline-block;
}

.footer-description {
    color: #94a3b8;
    max-width: 300px;
}

.footer-title {
    color: white;
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: all var(--transition-normal);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all var(--transition-normal);
}

.footer-social a:hover {
    background: var(--gradient-primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.4);
}

/* Социальные сети внутри карточки (на светлом фоне) */
.card .footer-social a {
    background: var(--gradient-primary);
    color: white;
}

.card .footer-social a:hover {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    transform: translateY(-5px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    margin-top: 50px;
}

.footer-bottom p {
    margin-bottom: 0;
}

.footer-bottom a {
    color: #94a3b8;
    text-decoration: none;
    transition: color var(--transition-normal);
}

.footer-bottom a:hover {
    color: var(--primary-color);
}

/* ===== ЧАТ ===== */
.chat-messages {
    max-height: 400px;
    overflow-y: auto;
    background: var(--background-color);
    border: 2px solid var(--light-gray);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.chat-message {
    margin-bottom: 1rem;
    padding: 1rem 1.25rem;
    border-radius: var(--border-radius);
    animation: slideInUp 0.3s ease-out;
}

.chat-message.user {
    background: var(--gradient-primary);
    color: white;
    margin-left: 20%;
    border-bottom-right-radius: 4px;
}

.chat-message.admin {
    background: white;
    box-shadow: var(--shadow-sm);
    margin-right: 20%;
    border-bottom-left-radius: 4px;
}

.chat-message-time {
    font-size: 0.75rem;
    opacity: 0.7;
    margin-top: 0.5rem;
}

/* ===== PLACEHOLDER ИЗОБРАЖЕНИЯ ===== */
.img-placeholder {
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    min-height: 200px;
    border-radius: var(--border-radius);
}

/* ===== АЛЕРТЫ ===== */
.alert {
    border: none;
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    animation: slideInUp 0.3s ease-out;
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(5, 150, 105, 0.1) 100%);
    color: #059669;
    border-left: 4px solid #10b981;
}

.alert-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(220, 38, 38, 0.1) 100%);
    color: #dc2626;
    border-left: 4px solid #ef4444;
}

.alert-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(249, 115, 22, 0.1) 100%);
    color: #d97706;
    border-left: 4px solid #f59e0b;
}

.alert-info {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    color: var(--primary-color);
    border-left: 4px solid var(--primary-color);
}

/* ===== LOADER ===== */
.loader {
    width: 50px;
    height: 50px;
    border: 3px solid var(--light-gray);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--background-color);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* ===== SELECTION ===== */
::selection {
    background: var(--primary-color);
    color: white;
}

/* ===== АДАПТИВНОСТЬ ===== */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .stats-number {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 100px 0 80px;
        min-height: auto;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    .stats-number {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .portfolio-item img {
        height: 200px;
    }
    
    footer {
        padding: 50px 0 20px;
    }
}

@media (max-width: 576px) {
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero .btn-group-hero {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero .btn-group-hero .btn {
        width: 100%;
    }
    
    .card-body {
        padding: 1rem;
    }
}

/* ===== DASHBOARD ===== */
.dashboard-welcome {
    background: var(--gradient-primary);
    color: white;
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.dashboard-welcome::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.dashboard-welcome h1 {
    font-weight: 800;
    margin-bottom: 0.5rem;
    position: relative;
}

.dashboard-welcome p {
    position: relative;
    opacity: 0.9;
}

/* ===== PAGE HEADER ===== */
.page-header {
    background: var(--gradient-primary);
    color: white;
    padding: 80px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="60" height="60" xmlns="http://www.w3.org/2000/svg"><circle cx="30" cy="30" r="1" fill="white" opacity="0.1"/></svg>');
    background-size: 60px 60px;
}

.page-header h1 {
    font-weight: 800;
    font-size: 2.5rem;
    position: relative;
    z-index: 1;
}

.page-header .breadcrumb {
    justify-content: center;
    margin-bottom: 0;
    position: relative;
    z-index: 1;
}

.page-header .breadcrumb-item,
.page-header .breadcrumb-item a {
    color: rgba(255, 255, 255, 0.8);
}

.page-header .breadcrumb-item.active {
    color: white;
}

/* ===== УТИЛИТЫ ===== */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: var(--gradient-primary);
}

.hover-lift {
    transition: transform var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-5px);
}

/* ===== ABOUT PAGE ===== */
.about-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.about-image::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: 10px;
    bottom: 10px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-lg);
    z-index: -1;
}

/* ===== CONTACT PAGE ===== */
.contact-info-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
}

.contact-info-card .icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    min-height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-info-card .icon svg {
    fill: white;
}

/* ===== КРУГЛЫЕ ИКОНКИ КОНТАКТОВ ===== */
.contact-icon-circle {
    width: 60px;
    height: 60px;
    min-width: 60px;
    min-height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

/* ===== ПРОЦЕСС РАБОТЫ ===== */
.process-step {
    position: relative;
    padding-left: 80px;
    margin-bottom: 2rem;
}

.process-step::before {
    content: '';
    position: absolute;
    left: 25px;
    top: 50px;
    bottom: -30px;
    width: 2px;
    background: var(--light-gray);
}

.process-step:last-child::before {
    display: none;
}

.process-number {
    position: absolute;
    left: 0;
    top: 0;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
}

/* ===== FAQ ===== */
.accordion-button {
    font-weight: 600;
    color: var(--text-color);
    background: white;
    border-radius: var(--border-radius) !important;
    padding: 1.25rem 1.5rem;
}

.accordion-button:not(.collapsed) {
    background: var(--gradient-primary);
    color: white;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: var(--primary-color);
}

.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: var(--border-radius) !important;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.accordion-body {
    padding: 1.5rem;
}

/* ===== ПРАЙС-ЛИСТ ===== */
.card-header.bg-gradient-primary {
    background: var(--gradient-primary) !important;
    border: none;
    padding: 1rem 1.25rem;
}

.card-header.bg-gradient-primary h5 {
    margin: 0;
    font-weight: 600;
}

.list-group-item {
    padding: 1rem 1.25rem;
    border-left: none;
    border-right: none;
    transition: background-color var(--transition-fast);
}

.list-group-item:first-child {
    border-top: none;
}

.list-group-item:hover {
    background-color: rgba(99, 102, 241, 0.05);
}

.badge.rounded-pill {
    font-weight: 500;
    padding: 0.5rem 0.75rem;
}

/* ===== СЕКЦИЯ ПРОЦЕСС РАБОТЫ (УЛУЧШЕННАЯ) ===== */
.process-section .card {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: visible;
}

.process-section .card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.process-section .card::after {
    content: '';
    position: absolute;
    top: 40px;
    right: -50%;
    width: 50%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    z-index: 1;
}

@media (max-width: 991px) {
    .process-section .card::after {
        display: none;
    }
}

.process-section .col-lg-3:last-child .card::after {
    display: none;
}

.process-number-circle {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
    position: relative;
}

.process-number-circle::before {
    content: '';
    position: absolute;
    inset: -5px;
    border-radius: 50%;
    border: 2px dashed var(--primary-light);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.process-number-circle span {
    color: white;
    font-weight: 700;
    font-size: 1.75rem;
}

/* ===== АНИМАЦИЯ ФИЛЬТРАЦИИ ПОРТФОЛИО ===== */
.portfolio-item {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-item.portfolio-visible {
    opacity: 1;
    transform: scale(1) translateY(0);
}

.portfolio-item.portfolio-hidden {
    opacity: 0;
    transform: scale(0.8) translateY(20px);
}

/* ===== КНОПКИ ФИЛЬТРА ПОРТФОЛИО ===== */
.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
}

.portfolio-filter-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--light-gray);
    background: var(--white);
    border-radius: 50px;
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-color);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.portfolio-filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.portfolio-filter-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.hero .lead {
    max-width: 900px;
    font-size: 1.4rem;
}