/* ===== ���������� ===== */
:root {
    /* ��������� ����� */
    --primary-color: #ff3333;
    --primary-hover: #e62e2e;
    --primary-light: rgba(255, 51, 51, 0.1);
    --primary-gradient: linear-gradient(135deg, #ff3333 0%, #ff5555 100%);
    
    /* ����������� ����� */
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f7;
    --bg-tertiary: #e8e8ed;
    
    /* ����� */
    --text-primary: #1d1d1f;
    --text-secondary: #6e6e73;
    --text-tertiary: #86868b;
    
    /* ������� � ���� */
    --border-color: rgba(0, 0, 0, 0.1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    
    /* ������� */
    --container-width: 1200px;
    --border-radius: 16px;
    --border-radius-sm: 12px;
    --border-radius-lg: 24px;
    
    /* �������� */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===== ��������� ===== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity var(--transition-base);
}

.preloader.hidden {
    opacity: 0;
    pointer-events: none;
}

.preloader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--bg-tertiary);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ===== ���������� ===== */
h1, h2, h3 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }

p {
    line-height: 1.6;
    color: var(--text-secondary);
}

a {
    text-decoration: none;
    color: inherit;
}

/* ===== ������� ===== */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* ===== ����� ===== */
.header {
    background: rgba(255, 255, 255, 0.95);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    min-height: 80px;
}

.header-left,
.header-right {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-wrapper {
    flex: 1 1 auto;
    display: flex;
    justify-content: center;
    margin: 0 1rem;
}

.logo {
    height: clamp(2.5rem, 5vw, 4rem);
    width: auto;
    max-width: 90vw; /* ������ �� ������� ������� ��������� */
    object-fit: contain;
    display: block;
}

/* ===== ������������� ����� ===== */
.lang-switcher {
    display: flex;
    gap: 0.25rem;
    background: var(--bg-secondary);
    border-radius: 20px;
    padding: 4px;
}

.lang-btn {
    padding: 6px 12px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 16px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.lang-btn.active {
    background: var(--bg-primary);
    color: var(--text-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* ===== ������ ===== */
.icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--bg-secondary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

.icon-btn:hover {
    transform: scale(1.1);
    background: var(--bg-tertiary);
}

.icon-btn[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

.icon-btn:hover[data-tooltip]::before {
    opacity: 1;
}

/* CTA ������ */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--primary-gradient);
    color: white;
    padding: 0.875rem 2rem;
    border-radius: var(--border-radius-lg);
    font-weight: 500;
    font-size: 1rem;
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px rgba(255, 51, 51, 0.3);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: left var(--transition-base);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255, 51, 51, 0.4);
}

.cta-button:hover::before {
    left: 100%;
}

/* ===== HERO ������ ===== */
.hero {
    padding: 3rem 0 2rem;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
    opacity: 0.5;
}

.profile-card {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    animation: heroFadeIn 0.8s ease-out;
}

.profile-image-wrapper {
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}

.profile-image {
    width: clamp(120px, 25vw, 160px);
    height: clamp(120px, 25vw, 160px);
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--bg-primary);
    box-shadow: var(--shadow-lg);
}

.profile-info {
    margin-bottom: 2rem;
}

.profile-name {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.profile-title {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.profile-company {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.profile-description {
    max-width: 500px;
    margin: 0 auto;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== ������� �������� ===== */
.quick-actions {
    padding: 4rem 0;
    background: var(--bg-primary);
}

.actions-wrapper {
    display: flex;
    justify-content: center;
}

.actions-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    width: 100%;
    max-width: 100%; /* ����������� ������������ ������ */
}

.action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.25rem 1rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    flex: 0 1 auto; /* �������� ������ ��� �������� */
    min-width: 150px;
    max-width: 180px;
}

/* ��� �������� �������� ��� ��������� */
.action-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.action-card:hover {
    background: var(--bg-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

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

.action-card:hover .action-icon {
    background: var(--primary-gradient);
    color: white;
    transform: scale(1.1);
}

.action-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    border-radius: 50%;
    transition: all var(--transition-base);
    color: var(--primary-color);
}

.action-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.action-detail {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-align: center;
}

/* �����-������� ��� ������� ������� */
@media (min-width: 1200px) {
    .actions-grid {
        flex-wrap: nowrap; /* ������ �� ������� ������� ��������� ������� */
    }
}

/* ������������ ��� ��������� */
@media (max-width: 768px) {
    .actions-grid {
        justify-content: center;
        flex-wrap: wrap; /* ���� ��������� ������� */
    }
    
    .action-card {
        flex: 0 1 calc(33.333% - 1rem);
        min-width: 140px;
        padding: 1rem;
    }
    
    .action-icon {
        width: 40px;
        height: 40px;
    }
}

/* ������������ ��� ��������� */
@media (max-width: 480px) {
    .actions-grid {
        gap: 0.75rem;
    }
    
    .action-card {
        flex: 0 1 calc(50% - 0.5rem);
        min-width: 130px;
    }
}

/* ������������ ��� ����� ��������� ������� */
@media (max-width: 360px) {
    .action-card {
        flex: 1 1 100%;
        max-width: 200px;
    }
}

/* ===== ���������� ���� ===== */
.social-section {
    padding: 4rem 0;
    background: var(--bg-primary);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
    color: white;
    font-weight: 500;
    position: relative;
    min-width: 160px;
    overflow: hidden;
}

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

.social-btn:hover::before {
    width: 300px;
    height: 300px;
}

.social-btn:hover .icon {
    animation: iconBounce 0.6s ease;
}

@keyframes iconBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.social-btn:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* ����� ���������� ����� */
.social-btn.vk { 
    background: linear-gradient(135deg, #0077FF 0%, #0066DD 100%);
}

.social-btn.telegram { 
    background: linear-gradient(135deg, #2AABEE 0%, #1E9BD6 100%);
}

.social-btn.instagram { 
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); 
}

.social-btn.rutube { 
    background: linear-gradient(135deg, #504794 0%, #2a2267 100%);
}

.social-btn.youtube { 
    background: linear-gradient(135deg, #FF0000 0%, #DD0000 100%);
}

.social-disclaimer {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: 1rem;
    font-style: italic;
}

/* ===== ������� ===== */
.location-section {
    padding: 4rem 0;
    background: var(--bg-secondary);
}

.location-card {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    padding: 2rem;
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.address {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    text-align: left;
}

.address-icon {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
    flex-shrink: 0;
}

.address-text {
    font-style: normal;
    color: var(--text-secondary);
}

.map-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    background: var(--primary-light);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

.map-link:hover {
    background: var(--primary-gradient);
    color: white;
    transform: translateX(4px);
}

/* ===== ��������� ���� ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 1000;
    padding: 1rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    max-width: 400px;
    width: 100%;
    position: relative;
    transform: scale(0.9) translateY(20px);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-xl);
}

.modal.active .modal-content {
    transform: scale(1) translateY(0);
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--bg-secondary);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.close-btn:hover {
    background: var(--bg-tertiary);
    transform: rotate(90deg);
}

.modal-view {
    display: none;
}

.modal-view.active {
    display: block;
    animation: fadeIn var(--transition-base);
}

.modal-view h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.modal-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.qr-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.qr-content h3 {
    margin-bottom: 1.5rem;
}

.qr-content .modal-description {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.url-container {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.url-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.btn-copy {
    padding: 0.75rem;
    background: var(--primary-gradient);
    color: white;
    border: none;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-copy:hover {
    transform: scale(1.05);
}

.qr-container {
    background: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    display: inline-block;
    box-shadow: var(--shadow-sm);
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-download:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
}

/* ===== ������ ������ ===== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background: var(--primary-gradient);
    color: white;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    z-index: 99;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* ===== ����� ===== */
.footer {
    padding: 1rem 0;
    background: var(--bg-primary);
    text-align: center;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
}

.footer-note {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-top: 0.5rem;
}

/* ===== ������������ ===== */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .header-content {
        padding: 0.75rem 0;
        min-height: 70px;
    }
    
    .logo-wrapper {
        margin: 0 0.5rem;
    }
    
    .social-btn span {
        display: none;
    }
    
    .social-btn {
        width: 56px;
        height: 56px;
        padding: 0;
        min-width: auto;
        border-radius: 50%;
        justify-content: center;
    }
    
    .lang-btn {
        padding: 4px 8px;
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .header-left,
    .header-right {
        gap: 0.25rem;
    }
    
    .icon-btn {
        width: 40px;
        height: 40px;
    }
    
    .action-card {
        padding: 1rem;
    }
    
    .action-icon {
        width: 40px;
        height: 40px;
    }
    
    .cta-button {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }
    
    .modal-content {
        padding: 1.5rem;
    }
    
    .scroll-top {
        bottom: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
    }
    
    .social-btn {
        width: 48px;
        height: 48px;
    }
}

/* ===== �������� ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* ���������� ������� */
@supports (padding: max(0px)) {
    .header,
    .footer {
        padding-left: max(1.5rem, env(safe-area-inset-left));
        padding-right: max(1.5rem, env(safe-area-inset-right));
    }
    
    .footer {
        padding-bottom: max(2rem, env(safe-area-inset-bottom));
    }
}

/* ������ */
@media print {
    .header-actions,
    .header-left,
    .header-right,
    .social-section,
    .footer,
    .scroll-top,
    .preloader {
        display: none;
    }
    
    .hero {
        background: white;
    }
    
    .action-card {
        break-inside: avoid;
    }
}

/* ����������� */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}