/* ==================== КАСТОМІЗАЦІЯ ==================== */
:root {
    --primary: #000000;
    --secondary: #d4af37;
    --tertiary: #666666;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --dark-gray: #1a1a1a;
    --accent: #2d2d2d;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==================== БАЗОВІ СТИЛІ ==================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--primary);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ==================== PAGE WRAPPER ==================== */
.page-wrapper {
    display: flex;
    position: relative;
    min-height: 100vh;
}

/* ==================== БОКОВІ ПОЛОСКИ ==================== */
.sidebar {
    position: fixed;
    top: 0;
    width: 40px;
    height: 100%;
    background-color: var(--primary);
    z-index: 1;
}

.sidebar-left {
    left: 0;
}

.sidebar-right {
    right: 0;
}

/* ==================== ЗАГОЛОВОК ==================== */
.header {
    position: fixed;
    top: 0;
    left: 40px;
    right: 40px;
    background-color: var(--primary);
    color: var(--white);
    z-index: 999;
    padding: 1rem 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 0.75rem var(--spacing-lg);
    gap: var(--spacing-lg);
}

.logo-section {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    flex-shrink: 0;
}

.logo {
    width: 50px;
    height: 50px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: 0.25rem;
}

.arrow {
    font-size: 1.5rem;
    font-weight: bold;
}

.arrow-top {
    color: var(--white);
}

.arrow-bottom {
    color: #999999;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--white);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    flex: 1;
    justify-content: flex-start;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: color var(--transition);
    cursor: pointer;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary);
    transition: width var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary);
}

.header-phone {
    color: var(--secondary);
    background: transparent;
    border: 2px solid var(--secondary);
    padding: 0.6rem 1rem;
    font-weight: 600;
    font-size: 0.95rem;
    white-space: nowrap;
    transition: opacity var(--transition), background-color var(--transition), color var(--transition);
    cursor: pointer;
}

.header-phone:hover {
    opacity: 0.9;
    background-color: rgba(212, 175, 55, 0.1);
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.55);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 1.5rem;
}

.modal-overlay.open {
    display: flex;
}

.hotline-modal {
    width: min(520px, 100%);
    background-color: var(--white);
    border: 3px solid var(--secondary);
    border-radius: 18px;
    padding: 2rem;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.25);
    position: relative;
}

.hotline-modal h3 {
    font-size: 1.7rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.hotline-modal p {
    color: var(--tertiary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.hotline-modal .form-group {
    margin-bottom: 1rem;
}

.hotline-modal label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary);
    font-weight: 600;
}

.hotline-modal input {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 2px solid #d0d0d0;
    border-radius: 10px;
    background-color: var(--light-gray);
    color: var(--primary);
    font-size: 1rem;
}

.hotline-modal input:focus {
    outline: none;
    border-color: var(--secondary);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.12);
}

.hotline-modal .hotline-submit {
    margin-top: 1rem;
    width: 100%;
    padding: 1rem;
    background-color: var(--secondary);
    color: var(--primary);
    border: 2px solid var(--secondary);
    font-weight: 700;
    cursor: pointer;
    transition: background-color var(--transition), transform var(--transition);
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.hotline-modal .hotline-submit:hover {
    background-color: var(--primary);
    color: var(--secondary);
}

.hotline-modal .modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--primary);
    cursor: pointer;
}

/* ==================== MAIN CONTENT ==================== */
.main-content {
    flex: 1;
    margin-left: 40px;
    margin-right: 40px;
    margin-top: 90px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ==================== SECTION ==================== */
.section {
    scroll-margin-top: 100px;
    animation: fadeIn 0.6s ease;
}

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

.section-header {
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
    letter-spacing: 1px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--secondary);
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--tertiary);
    line-height: 1.8;
    max-width: 800px;
    margin-bottom: 2rem;
}

/* ==================== HERO SECTION ==================== */
.section-hero {
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--accent) 100%);
    color: var(--white);
    padding: 70px 0 80px;
    position: relative;
    overflow: hidden;
}

.section-hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding-left: 3%;
    padding-top: 0;
    max-width: 760px;
}

.hero-title {
    font-size: clamp(4.5rem, 10vw, 8rem);
    font-weight: 800;
    color: var(--white);
    letter-spacing: 3px;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.35);
    line-height: 0.95;
    display: inline-block;
}

.hero-subtitle {
    font-size: clamp(1.35rem, 3vw, 2rem);
    color: var(--secondary);
    margin-bottom: 2rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    line-height: 1.35;
}

/* ==================== SERVICES SECTION ==================== */
.section-services {
    padding: 80px 0;
    background-color: var(--white);
}

.section-services .section-title {
    color: var(--primary);
}

.section-services .service-toggle {
    color: var(--primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.service-card {
    background-color: var(--light-gray);
    border: 2px solid var(--primary);
    padding: var(--spacing-lg);
    position: relative;
    transition: var(--transition);
    cursor: pointer;
    clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.service-card:hover {
    background-color: var(--secondary);
    color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.service-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: inherit;
}

.service-toggle {
    background: transparent;
    border: 2px solid currentColor;
    color: var(--primary);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
    clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
    align-self: flex-start;
    white-space: nowrap;
    width: auto;
    min-width: 220px;
}

.service-toggle:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--secondary);
}

.service-details {
    margin-top: var(--spacing-md);
    display: block;
    overflow: hidden;
    transition: all var(--transition);
}

.service-details:not(.hidden) {
    display: block;
}

.service-details ul {
    padding-left: 1.5rem;
    margin: 0;
}

.service-details p {
    margin-bottom: 1rem;
    color: var(--dark-gray);
    line-height: 1.7;
    font-size: 0.95rem;
}

.service-details.hidden {
    display: none;
}

.service-details li {
    padding-left: 1.5rem;
    margin-bottom: 0.8rem;
    position: relative;
    font-size: 0.95rem;
    line-height: 1.6;
}

.service-details li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: bold;
}

/* ==================== TEAM SECTION ==================== */
.section-team {
    padding: 80px 0;
    background-color: var(--white);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.team-member {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.team-member:nth-child(even) {
    grid-template-columns: 1fr 1fr;
}

.member-photo {
    background: linear-gradient(135deg, var(--light-gray) 0%, #e8e8e8 100%);
    border: 2px solid var(--secondary);
    padding: var(--spacing-xl);
    text-align: center;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: #999;
    clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.member-info h3 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.member-age {
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.member-status {
    color: var(--tertiary);
    font-style: italic;
    margin-bottom: 1rem;
}

.member-info p {
    color: var(--primary);
    line-height: 1.8;
    text-align: justify;
    font-size: 0.95rem;
}

/* ==================== TRUST SECTION ==================== */
.trust-section {
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--accent) 100%);
    color: var(--white);
    padding: 3rem;
    margin-top: 3rem;
    border: 2px solid var(--secondary);
    clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 30px 100%, 0 calc(100% - 30px));
}

.trust-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--white);
    position: relative;
    display: inline-block;
}

.trust-title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--secondary);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: 2.5rem;
}

.trust-item h4 {
    color: var(--secondary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.trust-item p {
    color: #ccc;
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ==================== PORTFOLIO SECTION ==================== */
.section-portfolio {
    padding: 80px 0;
    background-color: var(--white);
}

.portfolio-slider {
    margin: 3rem 0;
}

.portfolio-item {
    display: none;
    background: linear-gradient(135deg, var(--light-gray) 0%, #e8e8e8 100%);
    border: 2px solid var(--secondary);
    padding: 4rem;
    text-align: center;
    animation: fadeIn 0.5s ease;
    clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 30px 100%, 0 calc(100% - 30px));
}

.portfolio-item.active {
    display: block;
}

.portfolio-number {
    font-size: 3rem;
    color: var(--secondary);
    font-weight: bold;
    margin-bottom: 1rem;
}

.portfolio-description {
    font-size: 1.2rem;
    color: var(--primary);
    font-weight: 600;
}

.portfolio-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.portfolio-counter {
    color: var(--primary);
    font-weight: 600;
    font-size: 1rem;
    min-width: 50px;
    text-align: center;
}

/* ==================== CONTACTS SECTION ==================== */
.section-contacts {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--accent) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.section-contacts::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.contact-form {
    background-color: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    border: 1px solid rgba(212, 175, 55, 0.2);
    position: relative;
    z-index: 2;
    clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    color: var(--secondary);
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    background-color: #e8e8e8;
    border: 2px solid #cccccc;
    color: var(--dark-gray);
    padding: 0.75rem;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #666;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    background-color: rgba(212, 175, 55, 0.1);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

.contacts-divider {
    width: 100vw;
    height: 2px;
    background-color: var(--secondary);
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    margin: var(--spacing-xl) 0;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    position: relative;
    z-index: 2;
}

.contact-item h3 {
    color: var(--secondary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.contact-item p {
    color: var(--white);
    font-size: 1rem;
    line-height: 1.6;
}

.contact-item a {
    color: var(--secondary);
    text-decoration: none;
    transition: opacity var(--transition);
}

.contact-item a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* ==================== BUTTONS ==================== */
.btn {
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: 1px;
    clip-path: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
    border: none;
    font-family: inherit;
}

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

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

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

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

/* ==================== SCROLL TO TOP ==================== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 70px;
    width: 50px;
    height: 50px;
    background-color: transparent;
    border: 2px solid var(--secondary);
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 998;
    transition: var(--transition);
    font-size: 1.5rem;
    color: var(--secondary);
}

.scroll-to-top.show {
    display: flex;
}

.scroll-to-top:hover {
    background-color: var(--secondary);
    color: var(--primary);
    transform: scale(1.15);
}

/* ==================== RESPONSIVE ==================== */

/* Планшет 768px */
@media (max-width: 768px) {
    .header-container {
        flex-wrap: wrap;
        gap: var(--spacing-md);
        padding: 0 var(--spacing-md);
    }

    .nav-menu {
        order: 3;
        flex-basis: 100%;
        gap: var(--spacing-md);
        margin-top: var(--spacing-md);
        font-size: 0.85rem;
    }

    .header-phone {
        font-size: 0.85rem;
    }

    .logo-text {
        font-size: 1.2rem;
    }

    .main-content {
        margin-left: 30px;
        margin-right: 30px;
    }

    .sidebar {
        width: 30px;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-md);
    }

    .section-title {
        font-size: 2rem;
    }

    .section-title::after {
        bottom: -8px;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .team-member {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
    }

    .trust-section {
        padding: 2rem;
    }

    .contact-form {
        padding: var(--spacing-lg);
    }

    .portfolio-item {
        padding: 2rem;
    }

    .scroll-to-top {
        bottom: 20px;
        right: 50px;
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }
}

/* Мобільний 375px */
@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    body {
        overflow-x: hidden;
    }

    .sidebar {
        width: 20px;
    }

    .sidebar-left {
        left: 0;
    }

    .sidebar-right {
        right: 0;
    }

    .main-content {
        margin-left: 20px;
        margin-right: 20px;
        margin-top: 120px;
    }

    .header {
        left: 20px;
        right: 20px;
        padding: 0.75rem 0;
    }

    .header-container {
        padding: 0 var(--spacing-sm);
        gap: var(--spacing-sm);
    }

    .logo {
        width: 40px;
        height: 40px;
    }

    .arrow {
        font-size: 1.2rem;
    }

    .logo-text {
        font-size: 1rem;
        letter-spacing: 1px;
    }

    .nav-menu {
        gap: var(--spacing-sm);
        font-size: 0.75rem;
        order: 3;
        flex-basis: 100%;
        margin-top: var(--spacing-sm);
    }

    .header-phone {
        order: 2;
        font-size: 0.75rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        flex: 0 1 auto;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero-content {
        padding-left: 2%;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .section {
        padding: 3rem 0 !important;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .section-subtitle {
        font-size: 0.95rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .service-card {
        padding: var(--spacing-md);
    }

    .service-title {
        font-size: 1.1rem;
    }

    .service-toggle {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }

    .service-details li {
        font-size: 0.85rem;
        margin-bottom: 0.6rem;
    }

    .team-member {
        grid-template-columns: 1fr;
    }

    .member-photo {
        min-height: 200px;
        padding: var(--spacing-md);
    }

    .member-info h3 {
        font-size: 1.2rem;
    }

    .member-info p {
        font-size: 0.9rem;
    }

    .trust-section {
        padding: 1.5rem;
        margin-top: 1.5rem;
    }

    .trust-title {
        font-size: 1.3rem;
    }

    .trust-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .trust-item h4 {
        font-size: 1rem;
    }

    .trust-item p {
        font-size: 0.85rem;
    }

    .portfolio-item {
        padding: 1.5rem;
    }

    .portfolio-number {
        font-size: 2rem;
    }

    .portfolio-description {
        font-size: 1rem;
    }

    .portfolio-controls {
        gap: var(--spacing-md);
    }

    .contact-form {
        padding: var(--spacing-md);
    }

    .form-group {
        margin-bottom: var(--spacing-md);
    }

    .form-group label {
        font-size: 0.85rem;
    }

    .form-group input,
    .form-group textarea {
        font-size: 0.9rem;
        padding: 0.6rem;
    }

    .contact-info {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .contact-item h3 {
        font-size: 1rem;
    }

    .contact-item p {
        font-size: 0.9rem;
    }

    .scroll-to-top {
        bottom: 15px;
        right: 35px;
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .section-hero {
        padding: 100px 0 60px;
    }

    .section-services,
    .section-team,
    .section-portfolio,
    .section-contacts {
        padding: 50px 0;
    }
}

/* Десктоп 1440px */
@media (min-width: 1441px) {
    .container {
        max-width: 1400px;
    }

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

    .section-services {
        padding: 100px 0;
    }
}