/* ==========================================
   Цветовая схема стилиста
   ========================================== */

:root {
    --black: #000000;
    --grey-dark: #4A4A4A;
    --grey-medium: #8E8E8E;
    --grey-light: #F5F5F5;
    --beige: #E8DDD3;
    --beige-light: #F5F0EB;
    --pink: #D4A5A5;
    --pink-light: #F2E5E5;
    --white: #FFFFFF;
    --primary-color: #D4A5A5; /* Основной цвет - розовый */
}

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

body {
    font-family: 'Open Sans', -apple-system, sans-serif;
    color: var(--grey-dark);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px !important;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    color: var(--black);
    letter-spacing: 0.5px;
}

h1 { font-size: 1.75rem; line-height: 1.3; }
h2 { font-size: 1.5rem; line-height: 1.4; }
h3 { font-size: 1.25rem; }

a {
    text-decoration: none;
    color: var(--black);
    transition: all 0.3s ease;
}

/* ==========================================
   Header - минималистичный
   ========================================== */

header {
    background-color: var(--white);
    transition: all 0.3s ease;
    z-index: 1000;
    border-bottom: 1px solid var(--grey-light);
}

header.scrolled {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand {
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 400;
    color: var(--black);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.navbar-brand strong {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
}

.navbar-brand small {
    font-size: 0.7rem;
    color: var(--grey-medium);
    text-transform: none;
    letter-spacing: 0;
}

.navbar-toggler {
    border: none;
    padding: 0.25rem;
}

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

.navbar-nav .nav-link {
    padding: 0.75rem 1rem;
    font-weight: 400;
    font-size: 0.8rem;
    color: var(--grey-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

/* ==========================================
   Кнопки - минималистичные
   ========================================== */

.btn {
    border-radius: 0;
    padding: 0.875rem 1.5rem;
    font-weight: 500;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--grey-dark);
    transform: translateY(-1px);
}

.btn-outline-primary {
    background-color: transparent;
    color: var(--black);
    border: 1px solid var(--black);
}

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

.btn-light {
    background-color: var(--beige);
    color: var(--black);
}

.btn-light:hover {
    background-color: var(--pink);
}

/* ==========================================
   Hero Section - мобильный фокус
   ========================================== */

#hero {
    padding: 100px 0 60px;
    background-color: var(--beige-light);
}

.hero-photo {
    max-width: 280px;
    width: 100%;
    margin: 0 auto 2rem;
    display: block;
    border: 4px solid var(--white);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

/* ==========================================
   Простой слайдер фото
   ========================================== */

.photo-slider {
    position: relative;
    max-width: 280px;
    margin: 0 auto 2rem;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
    border-radius: 8px;
}

.photo-slider .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.photo-slider .slide.active {
    opacity: 1;
}

.photo-slider .slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

/* Точки навигации для фото-слайдера */
.photo-slider .slider-dots {
    text-align: center;
    margin-top: 1rem;
}

.photo-slider .dot {
    height: 8px;
    width: 8px;
    margin: 0 4px;
    background-color: var(--grey-medium);
    border-radius: 50%;
    display: inline-block;
    cursor: pointer;
    transition: all 0.3s ease;
}

.photo-slider .dot:hover,
.photo-slider .dot.active {
    background-color: var(--black);
    transform: scale(1.2);
}

#hero h1 {
    text-align: center;
    margin-bottom: 1.5rem;
    font-weight: 300;
    line-height: 1.4;
}

#hero .lead {
    text-align: center;
    color: var(--grey-dark);
    font-size: 1rem;
    margin-bottom: 2rem;
}

#hero .d-flex {
    flex-direction: column;
    gap: 1rem;
}

#hero .btn {
    width: 100%;
}

/* ==========================================
   About Section
   ========================================== */

#about {
    padding: 60px 0;
    background-color: var(--white);
}

#about h2 {
    text-align: center;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 300;
    font-size: 1.5rem;
}

#about .lead {
    text-align: center;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--grey-dark);
}

.features-list {
    max-width: 100%;
    margin: 2rem 0;
    padding: 0;
    list-style: none;
}

.features-list li {
    padding: 0.75rem 0;
    font-size: 0.95rem;
    color: var(--grey-dark);
    border-bottom: 1px solid var(--grey-light);
}

.features-list li:last-child {
    border-bottom: none;
}

.features-list i {
    color: var(--pink);
    margin-right: 0.75rem;
    font-size: 1.2rem;
}

/* ==========================================
   Services Section
   ========================================== */

#services {
    padding: 60px 0;
    background-color: var(--grey-light);
}

#services h2 {
    text-align: center;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 300;
}

.nav-pills {
    margin-bottom: 2rem;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.nav-pills .nav-link {
    background-color: var(--white);
    color: var(--grey-dark);
    border: 1px solid var(--grey-light);
    border-radius: 0;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-pills .nav-link:hover {
    background-color: var(--beige-light);
    color: var(--black);
}

.nav-pills .nav-link.active {
    background-color: var(--black);
    color: var(--white);
    border-color: var(--black);
}

/* Аккордеон - минималистичный */
.accordion {
    border: none;
    min-height: 550px;
}

.accordion-item {
    background-color: var(--white);
    border: none;
    border-bottom: 1px solid var(--grey-light);
    margin-bottom: 0;
}

.accordion-button {
    background-color: var(--white);
    color: var(--black);
    border: none;
    padding: 1.25rem 1rem;
    font-weight: 400;
    font-size: 1rem;
    box-shadow: none;
}

.accordion-button:not(.collapsed) {
    background-color: var(--beige-light);
    color: var(--black);
    box-shadow: none;
}

.accordion-button:focus {
    border: none;
    box-shadow: none;
}

.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23000'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.service-icon {
    font-size: 1.2rem;
    margin-right: 0.75rem;
}

.service-name {
    flex-grow: 1;
    font-size: 0.95rem;
}

.service-price {
    color: var(--pink);
    font-weight: 600;
    font-size: 0.95rem;
    margin-left: 1rem;
}

.accordion-body {
    padding: 1.5rem 1rem;
    background-color: var(--white);
    color: var(--grey-dark);
    font-size: 0.9rem;
}

.accordion-body ul {
    padding-left: 1.25rem;
    margin-bottom: 1rem;
}

.accordion-body ul li {
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.accordion-body .btn {
    width: 100%;
    margin-top: 1rem;
}

/* ==========================================
   Calculator Section
   ========================================== */

#calculator {
    padding: 60px 0;
    background-color: var(--white);
}

#calculator h2 {
    text-align: center;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 300;
}

.calculator-card {
    border: 1px solid var(--grey-light);
    border-radius: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.calculator-card .card-body {
    padding: 2rem 1.5rem;
}

.form-label {
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
    color: var(--black);
}

.segment-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.segment-buttons .btn {
    text-align: left;
    padding: 1rem;
    background-color: var(--grey-light);
    color: var(--grey-dark);
    border: 1px solid transparent;
}

.segment-buttons input[type="radio"]:checked + label {
    background-color: var(--beige);
    color: var(--black);
    border-color: var(--beige);
}

.segment-buttons small {
    display: block;
    font-size: 0.75rem;
    margin-top: 0.25rem;
    opacity: 0.8;
}

.form-range {
    height: 2px;
    background-color: var(--grey-light);
}

.form-range::-webkit-slider-thumb {
    background: var(--black);
    width: 20px;
    height: 20px;
    border-radius: 50%;
}

.form-range::-moz-range-thumb {
    background: var(--black);
    width: 20px;
    height: 20px;
    border-radius: 50%;
}

.result-box {
    background-color: var(--beige-light);
    border: 2px solid var(--beige);
    padding: 2rem 1.5rem;
    text-align: center;
    margin-top: 2rem;
}

.result-box h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    font-weight: 400;
}

#totalCost {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--black);
    letter-spacing: -1px;
}

/* ==========================================
   Reviews Section
   ========================================== */

#reviews {
    padding: 60px 0;
    background-color: var(--pink-light);
    position: relative;
    z-index: 1;
}

#reviews h2 {
    text-align: center;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 300;
}

.review-card {
    border: none;
    background-color: var(--white);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.review-card .card-body {
    padding: 2.5rem 1.5rem;
}

.stars {
    font-size: 1.5rem;
    letter-spacing: 0.25rem;
    color: var(--pink);
}

.review-card .lead {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--grey-dark);
    font-style: italic;
}

.review-card .blockquote-footer {
    margin-top: 0.5rem;
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--black);
    padding: .5rem 0;
}

.carousel-control-prev,
.carousel-control-next {
    z-index: 2;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
    background-color: var(--black);
    border-radius: 50%;
    padding: 15px;
    width: 40px;
    height: 40px;
}

.carousel-indicators {
    z-index: 2;
}

.carousel-indicators button {
    background-color: var(--pink);
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

/* ==========================================
   Contacts Section
   ========================================== */

#contacts {
    padding: 60px 0;
    background-color: var(--white);
}

#contacts h2 {
    text-align: center;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 300;
}

#contacts h3 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 400;
}

#contacts h4 {
    font-size: 0.9rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 400;
    color: var(--grey-dark);
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--grey-light);
}

.contact-item:last-of-type {
    border-bottom: none;
}

.contact-item i {
    font-size: 1.2rem;
    color: var(--pink);
    margin-right: 1rem;
}

.contact-item a {
    color: var(--grey-dark);
    font-size: 0.95rem;
}

.contact-item a:hover {
    color: var(--black);
}

.messengers .btn,
.social-links .btn {
    width: 100%;
    margin-bottom: 0.75rem;
}

/* Форма - минималистичная */
.contact-form .form-control,
.contact-form .form-select {
    padding: 0.875rem;
    border-radius: 0;
    border: 1px solid var(--grey-light);
    background-color: var(--grey-light);
    font-size: 0.9rem;
}

.contact-form .form-control:focus,
.contact-form .form-select:focus {
    border-color: var(--beige);
    background-color: var(--white);
    box-shadow: none;
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .form-check-input:checked {
    background-color: var(--black);
    border-color: var(--black);
}

.contact-form .btn {
    width: 100%;
    margin-top: 1rem;
}

/* ==========================================
   Footer
   ========================================== */

footer {
    padding: 2rem 0;
}

footer p,
footer a {
    color: var(--grey-light);
    font-size: 0.85rem;
    margin-bottom: 0;
}

footer a:hover {
    color: var(--white);
}

/* ==========================================
   Анимации
   ========================================== */

.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease-out;
}

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

/* ==========================================
   Утилиты
   ========================================== */

/* Z-index слои */
section {
    position: relative;
    z-index: 1;
}

html {
    scroll-behavior: smooth;
}

::selection {
    background-color: var(--pink);
    color: var(--white);
}

::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--grey-medium);
    border-radius: 4px;
}

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

/* ==========================================
   Desktop адаптация (опционально)
   ========================================== */

@media (min-width: 992px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    #hero {
        padding: 120px 0 80px;
    }
    
    .hero-photo {
        max-width: 400px;
    }
    
    .photo-slider {
        max-width: 400px;
    }
    
    .slider-container {
        height: 500px;
    }
    
    #hero h1 {
        text-align: left;
    }
    
    #hero .lead {
        text-align: left;
    }
    
    #hero .d-flex {
        flex-direction: row;
        gap: 1.5rem;
    }
    
    #hero .btn {
        width: auto;
    }
    
    .segment-buttons {
        flex-direction: row;
    }
    
    .segment-buttons .btn {
        flex: 1;
        text-align: center;
    }
    
    #totalCost {
        font-size: 3rem;
    }
}

@media (min-width: 768px) and (max-width: 991px) {
    .hero-photo {
        max-width: 320px;
    }
    
    .photo-slider {
        max-width: 320px;
    }
    
    .slider-container {
        height: 400px;
    }
}

/* Адаптивная высота аккордеона */
@media (max-width: 768px) {
    .accordion {
        min-height: 380px;
    }
    
}

@media (max-width: 576px) {
    .accordion {
        min-height: 350px;
    }
    
    /* Цена под названием на мобильных */
    .accordion-button {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
        position: relative;
    }
    
    .accordion-button::after {
        position: absolute;
        top: 50%;
        right: 1rem;
        transform: translateY(-50%);
        margin: 0;
    }
    
    .service-price {
        margin-left: 0 !important;
        margin-top: 0.5rem;
        align-self: flex-start;
    }
}

/* Оптимизация для очень маленьких экранов */
@media (max-width: 374px) {
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.8rem;
    }
    
    .hero-photo {
        max-width: 240px;
    }
    
    .photo-slider {
        max-width: 240px;
    }
    
    .slider-container {
        height: 300px;
    }
    
    .accordion {
        min-height: 400px;
    }
    
}

/* ==========================================
   Слайдер примеров работ
   ========================================== */

.examples-slider {
    position: relative;
    margin-top: 2rem;
    max-width: 100%;
}

.slider-container {
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.slider-track {
    display: flex;
    transition: transform 0.3s ease;
    will-change: transform;
}

.slide {
    min-width: 25%; /* 4 слайда на десктопе */
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 10px;
    box-sizing: border-box;
}

.examples-slider .slide-image {
    width: 100%;
    height: 500px;
    object-fit: contain;
    object-position: center;
    display: block;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Кнопки навигации */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.slider-btn:hover {
    background: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.prev-btn {
    left: 20px;
}

.next-btn {
    right: 20px;
}

/* Индикаторы */
.slider-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

/* Адаптивные стили для слайдера */
@media (max-width: 1200px) {
    .slide {
        min-width: 33.333%; /* 3 слайда на больших планшетах */
    }
}

@media (max-width: 992px) {
    .slide {
        min-width: 50%; /* 2 слайда на планшетах */
    }
    
    .slide-image {
        height: 450px;
    }
}

@media (max-width: 768px) {
    .examples-slider .slide {
        min-width: 100%; /* 1 слайд на мобильных */
        padding: 0;
    }
    
    .examples-slider .slide-image {
        height: 90vh !important; /* Используем viewport height для адаптивности */
        max-height: 500px !important;
        width: auto !important;
        max-width: 100% !important;
        object-fit: contain !important;
    }
    
    .examples-slider .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
    
    .examples-slider .prev-btn {
        left: 10px;
    }
    
    .examples-slider .next-btn {
        right: 10px;
    }
}

@media (max-width: 576px) {
    .examples-slider .slide-image {
        height: 90vh !important; /* Используем viewport height */
        max-height: 500px !important;
        width: auto !important;
        max-width: 100% !important;
        object-fit: contain !important;
    }
    
    .examples-slider .slider-btn {
        width: 35px;
        height: 35px;
        font-size: 18px;
    }
    
    .examples-slider .prev-btn {
        left: 5px;
    }
    
    .examples-slider .next-btn {
        right: 5px;
    }
    
    .examples-slider .dot {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 480px) {
    .examples-slider .slide-image {
        height: 90vh !important; /* Viewport height для маленьких экранов */
        max-height: 500px !important;
        width: auto !important;
        max-width: 100% !important;
        object-fit: contain !important;
    }
}