/* === RESET & BASE === */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #E85D04;
    --primary-dark: #D14800;
    --primary-light: #FF8C42;
    --secondary: #1B263B;
    --secondary-light: #2D3E56;
    --dark: #0D1B2A;
    --gray-900: #1a1a2e;
    --gray-700: #4a4a5a;
    --gray-500: #6b7280;
    --gray-300: #d1d5db;
    --gray-100: #f3f4f6;
    --white: #ffffff;
    --success: #10b981;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.2);
    --radius: 8px;
    --radius-lg: 12px;
    --transition: 0.3s ease;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background: var(--white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    white-space: nowrap;
}

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

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

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

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

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

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

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

.btn--white:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

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

.btn--outline-white:hover {
    background: rgba(255,255,255,0.1);
}

.btn--lg {
    padding: 16px 36px;
    font-size: 17px;
}

/* === SECTION TITLES === */
.section__title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--secondary);
    text-align: center;
    margin-bottom: 12px;
}

.section__title--left {
    text-align: left;
}

.section__subtitle {
    font-size: 1.1rem;
    color: var(--gray-500);
    text-align: center;
    margin-bottom: 48px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* === HEADER === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--white);
    box-shadow: var(--shadow-sm);
}

.header__top {
    background: var(--secondary);
    padding: 8px 0;
}

.header__top-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header__contacts {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header__phone {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--white);
    font-weight: 600;
    font-size: 14px;
}

.header__phone:hover {
    color: var(--primary-light);
}

.header__schedule {
    color: var(--gray-300);
    font-size: 13px;
}

.header__city {
    color: var(--gray-300);
    font-size: 13px;
}

.header__nav {
    padding: 12px 0;
}

.header__nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.header__logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.header__logo-text {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--secondary);
}

.header__menu {
    display: flex;
    gap: 24px;
}

.header__link {
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-700);
    position: relative;
}

.header__link:hover {
    color: var(--primary);
}

.header__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.header__link:hover::after {
    width: 100%;
}

.header__cta {
    padding: 10px 20px;
    font-size: 14px;
}

.header__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.header__burger span {
    width: 24px;
    height: 2px;
    background: var(--secondary);
    transition: var(--transition);
}

/* === HERO === */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 120px;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero__bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: var(--secondary);
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(13,27,42,0.85) 0%, rgba(27,38,59,0.7) 100%);
}

.hero__content {
    position: relative;
    z-index: 1;
    padding: 60px 0;
}

.hero__title {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero__subtitle {
    font-size: 1.2rem;
    color: var(--gray-300);
    max-width: 550px;
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero__features {
    display: flex;
    gap: 48px;
}

.hero__feature {
    text-align: center;
}

.hero__feature-num {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-light);
}

.hero__feature-text {
    font-size: 14px;
    color: var(--gray-300);
}

/* === SERVICES === */
.services {
    padding: 100px 0;
    background: var(--gray-100);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.service-card__img-wrap {
    height: 200px;
    overflow: hidden;
}

.service-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    background: linear-gradient(135deg, var(--gray-300) 0%, var(--gray-100) 100%);
}

.service-card:hover .service-card__img {
    transform: scale(1.05);
}

.service-card__title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--secondary);
    padding: 20px 20px 8px;
}

.service-card__text {
    font-size: 14px;
    color: var(--gray-500);
    padding: 0 20px;
    flex: 1;
}

.service-card .btn {
    margin: 16px 20px 20px;
    align-self: flex-start;
}

/* === ABOUT === */
.about {
    padding: 100px 0;
}

.about__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about__img-wrap {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: linear-gradient(135deg, var(--gray-300) 0%, var(--gray-100) 100%);
    min-height: 400px;
}

.about__text {
    font-size: 1rem;
    color: var(--gray-700);
    margin-bottom: 16px;
    line-height: 1.7;
}

.about__list {
    margin: 20px 0 28px;
}

.about__list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 10px;
    font-size: 15px;
    color: var(--gray-700);
}

.about__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 10px;
    height: 10px;
    background: var(--primary);
    border-radius: 50%;
}

/* === ADVANTAGES === */
.advantages {
    padding: 100px 0;
    background: var(--gray-100);
}

.advantages__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.advantage-card {
    background: var(--white);
    padding: 36px 28px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.advantage-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.advantage-card__icon {
    color: var(--primary);
    margin-bottom: 16px;
}

.advantage-card__title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 8px;
}

.advantage-card__text {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* === PORTFOLIO === */
.portfolio {
    padding: 100px 0;
}

.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.portfolio__item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.portfolio__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
    background: linear-gradient(135deg, var(--gray-300) 0%, var(--gray-100) 100%);
}

.portfolio__item:hover .portfolio__img {
    transform: scale(1.08);
}

.portfolio__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: 20px;
    opacity: 0;
    transition: var(--transition);
}

.portfolio__item:hover .portfolio__overlay {
    opacity: 1;
}

.portfolio__label {
    color: var(--white);
    font-weight: 600;
    font-size: 15px;
}

/* === PRICING === */
.pricing {
    padding: 100px 0;
    background: var(--gray-100);
}

.pricing__table-wrap {
    overflow-x: auto;
    margin-bottom: 20px;
}

.pricing__table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.pricing__table th,
.pricing__table td {
    padding: 16px 20px;
    text-align: left;
    font-size: 15px;
}

.pricing__table th {
    background: var(--secondary);
    color: var(--white);
    font-weight: 600;
}

.pricing__table tr:nth-child(even) {
    background: var(--gray-100);
}

.pricing__table td {
    color: var(--gray-700);
}

.pricing__note {
    text-align: center;
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 28px;
}

.pricing__cta {
    text-align: center;
}

/* === ORDER FORM === */
.order {
    padding: 100px 0;
}

.order__form {
    max-width: 700px;
    margin: 0 auto;
}

.order__form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary);
    margin-bottom: 6px;
}

.form-input {
    padding: 14px 16px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
    background: var(--white);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(232,93,4,0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
    margin-bottom: 24px;
}

.order__submit {
    width: 100%;
    border: none;
    font-family: inherit;
}

.order__privacy {
    text-align: center;
    font-size: 13px;
    color: var(--gray-500);
    margin-top: 12px;
}

/* === CONTACTS === */
.contacts {
    padding: 100px 0;
    background: var(--gray-100);
}

.contacts__inner {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    margin-top: 40px;
}

.contacts__info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contacts__item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.contacts__item svg {
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.contacts__item strong {
    display: block;
    font-size: 14px;
    color: var(--secondary);
    margin-bottom: 2px;
}

.contacts__item a {
    color: var(--primary);
    font-weight: 500;
}

.contacts__item a:hover {
    text-decoration: underline;
}

.contacts__item span {
    font-size: 15px;
    color: var(--gray-700);
}

.contacts__map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contacts__map iframe {
    display: block;
}

/* === CTA BANNER === */
.cta-banner {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.cta-banner__inner {
    text-align: center;
}

.cta-banner__title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}

.cta-banner__text {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 32px;
}

.cta-banner__actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* === FOOTER === */
.footer {
    background: var(--dark);
    padding: 60px 0 0;
}

.footer__inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer__logo-img {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.footer__desc {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

.footer__inner h4 {
    color: var(--white);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer__inner ul li {
    margin-bottom: 10px;
}

.footer__inner ul li a,
.footer__inner ul li span {
    font-size: 14px;
    color: var(--gray-500);
}

.footer__inner ul li a:hover {
    color: var(--primary-light);
}

.footer__bottom {
    padding: 20px 0;
}

.footer__bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer__bottom p {
    font-size: 13px;
    color: var(--gray-500);
}

.footer__bottom a {
    color: var(--primary-light);
}

.footer__bottom a:hover {
    text-decoration: underline;
}

/* === WHATSAPP FLOAT === */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37,211,102,0.4);
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37,211,102,0.4); }
    70% { box-shadow: 0 0 0 12px rgba(37,211,102,0); }
    100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

/* === MODAL === */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal__content {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    text-align: center;
    max-width: 420px;
    width: 100%;
    position: relative;
    animation: modalIn 0.3s ease;
}

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

.modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 28px;
    color: var(--gray-500);
    cursor: pointer;
}

.modal__icon {
    width: 64px;
    height: 64px;
    background: var(--success);
    color: var(--white);
    font-size: 32px;
    font-weight: bold;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.modal__title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 8px;
}

.modal__text {
    font-size: 15px;
    color: var(--gray-500);
    margin-bottom: 24px;
}

.modal__btn {
    border: none;
    font-family: inherit;
}

/* === SCROLL ANIMATIONS === */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .services__grid,
    .advantages__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer__inner {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .header__top {
        display: none;
    }

    .header__menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
        gap: 16px;
    }

    .header__menu.active {
        display: flex;
    }

    .header__cta {
        display: none;
    }

    .header__burger {
        display: flex;
    }

    .header__nav-inner {
        padding: 0;
    }

    .hero {
        min-height: auto;
        padding: 100px 0 60px;
    }

    .hero__title {
        font-size: 2rem;
    }

    .hero__subtitle {
        font-size: 0.95rem;
        margin-bottom: 24px;
    }

    .hero__actions {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .hero__actions .btn {
        width: 100%;
        text-align: center;
    }

    .section__title {
        font-size: 1.5rem;
        margin-bottom: 8px;
    }

    .section__subtitle {
        font-size: 0.95rem;
        margin-bottom: 32px;
    }

    .services {
        padding: 60px 0;
    }

    .services__grid,
    .advantages__grid,
    .portfolio__grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .about {
        padding: 60px 0;
    }

    .about__inner {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .about__img {
        min-height: 250px;
    }

    .advantages {
        padding: 60px 0;
    }

    .portfolio {
        padding: 60px 0;
    }

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

    .pricing {
        padding: 60px 0;
    }

    .pricing__table-wrap {
        margin: 0 -20px;
        padding: 0 20px;
    }

    .pricing__table th,
    .pricing__table td {
        padding: 10px 8px;
        font-size: 12px;
        white-space: nowrap;
    }

    .pricing__table th:first-child,
    .pricing__table td:first-child {
        white-space: normal;
        min-width: 80px;
    }

    .order {
        padding: 60px 0;
    }

    .order__form-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .contacts {
        padding: 60px 0;
    }

    .contacts__inner {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .contacts__map iframe {
        height: 280px;
    }

    .cta-banner {
        padding: 50px 0;
    }

    .cta-banner__title {
        font-size: 1.4rem;
    }

    .cta-banner__text {
        font-size: 0.95rem;
    }

    .cta-banner__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .cta-banner__actions .btn {
        width: 100%;
        text-align: center;
    }

    .footer {
        padding: 40px 0 0;
    }

    .footer__inner {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer__bottom-inner {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .whatsapp-float {
        bottom: 16px;
        right: 16px;
        width: 50px;
        height: 50px;
    }

    .modal__content {
        padding: 32px 24px;
        margin: 16px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding: 90px 0 50px;
    }

    .hero__title {
        font-size: 1.7rem;
    }

    .hero__subtitle {
        font-size: 0.9rem;
    }

    .section__title {
        font-size: 1.3rem;
    }

    .btn--lg {
        padding: 14px 20px;
        font-size: 15px;
    }

    .service-card__img-wrap {
        height: 160px;
    }

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

    .advantage-card {
        padding: 24px 20px;
    }

    .pricing__table th,
    .pricing__table td {
        padding: 8px 6px;
        font-size: 11px;
    }

    .footer__inner h4 {
        font-size: 14px;
    }
}

@media (max-width: 360px) {
    .hero__title {
        font-size: 1.5rem;
    }

    .btn--lg {
        padding: 12px 16px;
        font-size: 14px;
    }

    .header__logo-img {
        width: 32px;
        height: 32px;
    }
}