/* Базовые стили и CSS переменные */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.6;
    color: #333;
}
/* Глобальные стили для ссылок */
a {
    text-decoration: none;
    color: inherit;
}
a:hover {
    text-decoration: none;
}
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}
:root {
    --primary-color: #1c1c1c;
    --secondary-color: #1c1c1c;
    --text-color: #333;
    --text-light: #666;
    --bg-white: #fff;
    --bg-gray: #f7f7f7;
    --bg-light: #f7f7f7;
    --border-color: #ddd;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 5px 20px rgba(0,0,0,0.15);
}

/* Базовые стили для кнопок */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: transparent;
    color: var(--primary-color);
    line-height: 1.5;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

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

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

.btn-primary {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    color: white;
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

.btn-block {
    display: block;
    width: 100%;
}

button.btn {
    font-family: inherit;
}

button.btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Стили для навигации */
.navbar {
    background: var(--bg-white);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
    box-shadow: none !important;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo-img {
    height: 40px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    white-space: nowrap;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 20px;
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav-menu li {
    margin: 0;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    font-size: 15px;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all 0.3s ease;
    display: block;
    white-space: nowrap;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--primary-color);
    padding: 8px;
    line-height: 1;
    transition: all 0.3s ease;
    z-index: 10001;
    flex-shrink: 0;
    position: relative;
    pointer-events: auto;
    -webkit-tap-highlight-color: transparent;
}

.menu-toggle:hover {
    opacity: 0.7;
}

.menu-toggle.active {
    color: var(--primary-color);
}

/* Адаптивные стили для мобильных устройств */
@media (max-width: 768px) {
    .navbar {
        padding: 12px 0;
    }
    
    .logo-text {
        font-size: 20px;
    }
    
    .logo-img {
        height: 35px;
        max-width: 120px;
    }
    
    .menu-toggle {
        display: block !important;
        z-index: 10001 !important;
        position: relative !important;
        pointer-events: auto !important;
    }
    
    .nav-menu {
        position: fixed !important;
        top: 0 !important;
        right: -100% !important;
        width: 280px !important;
        height: 100vh !important;
        background: #ffffff !important;
        flex-direction: column !important;
        align-items: flex-start !important;
        padding: 80px 20px 20px 20px !important;
        gap: 0 !important;
        box-shadow: -2px 0 20px rgba(0, 0, 0, 0.1) !important;
        transition: right 0.3s ease !important;
        z-index: 10000 !important;
        overflow-y: auto !important;
        margin: 0 !important;
    }
    
    .nav-menu.active {
        right: 0 !important;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu li:last-child {
        border-bottom: none;
    }
    
    .nav-menu a {
        width: 100%;
        padding: 16px 12px;
        font-size: 16px;
        border-radius: 0;
        white-space: normal;
    }
    
    .nav-menu a:hover {
        color: var(--primary-color);
    }
    
    /* Затемнение фона при открытом меню - только когда класс menu-open есть */
    body.menu-open::before {
        content: "" !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        width: 100vw !important;
        height: 100vh !important;
        background: rgba(0, 0, 0, 0.5) !important;
        z-index: 3 !important;
        animation: fadeIn 0.3s ease-out !important;
        pointer-events: auto !important;
        display: block !important;
    }
    
    /* Убираем затемнение когда меню закрыто */
    body:not(.menu-open)::before {
        display: none !important;
        content: none !important;
    }
}

@media (max-width: 480px) {
    .logo-text {
        font-size: 18px;
    }
    
    .logo-img {
        height: 30px;
        max-width: 100px;
    }
    
    .nav-menu {
        width: 100%;
        right: -100%;
    }
    
    .nav-menu.active {
        right: 0;
    }
}

/* Стили для модальных окон */
.contact-modal, .privacy-policy-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.5) 100%);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: fadeIn 0.3s ease-out;
}

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

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.contact-modal-content, .privacy-policy-modal-content {
    background: linear-gradient(145deg, #ffffff 0%, #f8f9fa 100%);
    margin: auto;
    padding: 0;
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.1) inset;
    position: relative;
    animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    transform-origin: center center;
}

.contact-modal-content::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 20px 20px 0 0;
}

.contact-modal-content > h2, .privacy-policy-modal-content > h2 {
    margin: 0;
    padding: 30px 30px 15px 30px;
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
    background: transparent;
}

.contact-modal-close, .privacy-policy-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    z-index: 10;
    font-size: 0;
    line-height: 0;
}

.contact-modal-close::before,
.contact-modal-close::after,
.privacy-policy-modal-close::before,
.privacy-policy-modal-close::after {
    content: "";
    position: absolute;
    width: 18px;
    height: 2px;
    background-color: #999;
    border-radius: 1px;
    transition: all 0.3s ease;
    transform-origin: center center;
}

.contact-modal-close::before,
.privacy-policy-modal-close::before {
    transform: rotate(45deg);
}

.contact-modal-close::after,
.privacy-policy-modal-close::after {
    transform: rotate(-45deg);
}

.contact-modal-close:hover, .privacy-policy-modal-close:hover {
    background: var(--primary-color);
}

.contact-modal-close:hover::before,
.contact-modal-close:hover::after,
.privacy-policy-modal-close:hover::before,
.privacy-policy-modal-close:hover::after {
    background-color: #fff;
}

.contact-modal-close:hover::before,
.privacy-policy-modal-close:hover::before {
    transform: rotate(135deg);
}

.contact-modal-close:hover::after,
.privacy-policy-modal-close:hover::after {
    transform: rotate(45deg);
}

.contact-modal-subtitle {
    color: var(--text-light);
    margin: 0 30px 30px 30px;
    font-size: 16px;
    line-height: 1.6;
}

.contact-modal-content .form, .privacy-policy-modal-content .form {
    padding: 0 30px 30px 30px;
    margin: 0;
    max-width: 100%;
}

.privacy-policy-content {
    max-height: 70vh;
    overflow-y: auto;
    padding: 20px 30px 30px 30px;
    margin: 0;
}

.privacy-policy-content::-webkit-scrollbar {
    width: 8px;
}

.privacy-policy-content::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.privacy-policy-content::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

.privacy-policy-content::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

.privacy-policy-link {
    color: var(--primary-color);
    text-decoration: none;
    cursor: pointer;
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

.privacy-policy-link:hover {
    color: var(--secondary-color);
    border-bottom-color: var(--secondary-color);
}

/* Стили для форм */
.form {
    max-width: 600px;
    margin: 50px auto 0;
    padding: 0;
}

.form-group {
    margin-bottom: 24px;
    position: relative;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 15px;
    color: var(--text-color);
    line-height: 1.4;
}

.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 16px;
    font-family: inherit;
    color: var(--text-color);
    background: #ffffff;
    transition: all 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.form-group input[type="text"]:hover,
.form-group input[type="tel"]:hover,
.form-group input[type="email"]:hover,
.form-group textarea:hover {
    border-color: #d1d5db;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.form-group input[type="text"]:focus,
.form-group input[type="tel"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(28, 28, 28, 0.1), 0 2px 8px rgba(0, 0, 0, 0.1);
    background: #ffffff;
}

.form-group input[type="text"]::placeholder,
.form-group input[type="tel"]::placeholder,
.form-group input[type="email"]::placeholder,
.form-group textarea::placeholder {
    color: #9ca3af;
    opacity: 1;
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
    font-family: inherit;
    line-height: 1.6;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: #f9fafb;
    border-radius: 10px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.checkbox-group:hover {
    background: #f3f4f6;
    border-color: #e5e7eb;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--primary-color);
    flex-shrink: 0;
}

.checkbox-group label {
    margin-bottom: 0;
    font-weight: normal;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-color);
    cursor: pointer;
    flex: 1;
}

.required {
    color: #ef4444;
    font-weight: 600;
    margin-left: 2px;
}

.form-group input:invalid:not(:placeholder-shown) {
    border-color: #ef4444;
}

.form-group input:valid:not(:placeholder-shown) {
    border-color: #10b981;
}

.form button[type="submit"],
.form .btn-primary,
.form .btn-submit {
    width: 100%;
    padding: 16px 32px;
    margin-top: 8px;
    font-size: 16px;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0.3px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(28, 28, 28, 0.15);
    transition: all 0.3s ease;
}

.form button[type="submit"]:hover,
.form .btn-primary:hover,
.form .btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(28, 28, 28, 0.25);
}

.form button[type="submit"]:active,
.form .btn-primary:active,
.form .btn-submit:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(28, 28, 28, 0.2);
}

.form button[type="submit"]:disabled,
.form .btn-primary:disabled,
.form .btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}