/*
   CSS Variables
*/
:root {
    --big-stone: #132133;
    --malibu: #61A4FF;
    --athens-gray: #F9FAFB;
    --chambray: #315382;
    --porcelain: #EDEEEF;
    --white: #FFFFFF;

    --bg:#090814;
    --surface:#0f1220;
    --card:#12162a;
    --blue:#61A4FF;
    --blue-light:#B6D5FF;
    --gray:#d6d6e3;
    --gray2:#e6e6e6;
    --mid:#3f3d56;
    --dim:rgba(214,214,227,.25);
    --border:rgba(97,164,255,.14);

    --malibu-15: rgba(97, 164, 255, 0.15);
    --malibu-20: rgba(97, 164, 255, 0.20);
    --header-bg: rgba(19, 33, 51, 0.70);
}

/*
   Fonts
*/
@font-face {
    font-family: 'Montserrat';
    src: url('../fonts/Montserrat-Regular.ss26.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Montserrat';
    src: url('../fonts/Montserrat-Medium.ss26.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Montserrat';
    src: url('../fonts/Montserrat-Bold.ss26.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/*
   Reset & Base
*/
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', system-ui, sans-serif;
    color: var(--big-stone);
    background: var(--big-stone);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    visibility: hidden;
}

body.ready {
    visibility: visible;
}

main {
    flex: 1;
    padding-top: 86px;
}

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

ul {
    list-style: none;
    padding: 0;
}

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

/*
   Scroll Up
*/
.scroll_up {
    position: fixed;
    right: 15px;
    bottom: 15px;
    z-index: 200;
    width: 50px;
    height: 50px;
    border-radius: 40px;
    background-color: rgba(97, 164, 255, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s;
}

.scroll_up:hover {
    background-color: var(--malibu);
}

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

/*
   Budget Pills
*/
.service_budget,
.how_work_budget {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background-color: var(--malibu-15);
    border: 1px solid var(--malibu-20);
    border-radius: 20px;
    font-size: 16px;
    font-weight: 400;
    line-height: 20px;
    color: var(--big-stone);
    width: fit-content;
}

.hero_budget,
.about_us_budget,
.contact_budget {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background-color: var(--malibu-15);
    border: 1px solid var(--malibu-20);
    border-radius: 20px;
    font-size: 16px;
    font-weight: 400;
    line-height: 20px;
    color: var(--athens-gray);
    width: fit-content;
}

section {
    min-height: 80vh;
    scroll-snap-align: start;
}

/*
   Header
*/
.header {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    z-index: 1000;
    height: 86px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
    background: rgba(19, 33, 51, 0.7);
    backdrop-filter: blur(5px);
    transition:
            width         .5s cubic-bezier(.4, 0, .2, 1),
            top           .5s cubic-bezier(.4, 0, .2, 1),
            border-radius .5s cubic-bezier(.4, 0, .2, 1),
            background    .5s cubic-bezier(.4, 0, .2, 1),
            box-shadow    .5s cubic-bezier(.4, 0, .2, 1),
            padding       .5s cubic-bezier(.4, 0, .2, 1),
            height        .5s cubic-bezier(.4, 0, .2, 1);
}

.logo {
    height: 66px;
    width: auto;
}

/*
   Navigation
*/
nav > .nav_list {
    display: none;
    padding: 0;
    margin: 0;
    list-style: none;
}

.header > .contact {
    display: none;
}

nav > .nav_list li a.active {
    color: var(--malibu);
}

/*
   Burger Menu
*/
.burger {
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
    flex-shrink: 0;
    z-index: 1001;
}

.burger svg {
    display: block;
    width: 44px;
    height: 44px;
    transition: opacity 0.2s;
}

.burger .close-icon {
    display: none;
}

.burger.active .burger-icon {
    display: none;
}

.burger.active .close-icon {
    display: block;
}

/*
   Mobile Nav
*/
.header.nav-open nav > .nav_list {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 86px;
    left: 0;
    width: 100%;
    background: rgba(19, 33, 51, 0.98);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 8px 0 24px;
    z-index: 999;
    margin: 0;
}

.header.nav-open nav > .nav_list li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header.nav-open nav > .nav_list li:last-child {
    border-bottom: none;
}

/**/

nav > .nav_list li:last-child {
    display: none;
}

/* Покажи го само в мобилното меню */
.header.nav-open nav > .nav_list li:last-child {
    display: block;
}

/* Стил на бутона */
.header.nav-open nav > .nav_list li:last-child a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin: 12px 24px;
    padding: 13px 28px;
    background: var(--malibu);
    border-radius: 10px;
    color: #fff !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    transition: background .2s, transform .2s, box-shadow .2s;
    border-bottom: none !important;
}

.header.nav-open nav > .nav_list li:last-child a:hover {
    background: #7ab8ff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(97, 164, 255, 0.35);
}

/**/
.header.nav-open nav > .nav_list li a {
    display: block;
    padding: 15px 24px;
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--white);
    text-decoration: none;
    transition: color 0.2s;
}

.header.nav-open nav > .nav_list li a:hover {
    color: var(--malibu);
}

/*
   Hero Animations
*/
@keyframes heroFloat1 {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes heroFloat2 {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-6px);
    }
}

@keyframes heroFloat3 {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-14px);
    }
}

@keyframes heroPulse {
    0%, 100% {
        opacity: 0.05;
    }
    50% {
        opacity: 0.13;
    }
}

@keyframes heroScan {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(1600px);
    }
}

@media (prefers-reduced-motion: no-preference) {
    .hero .block1 {
        animation: heroFloat1 4s ease-in-out infinite;
    }

    .hero .block2 {
        animation: heroFloat2 5.5s ease-in-out infinite 0.6s;
    }

    .hero .block3 {
        animation: heroFloat3 3.8s ease-in-out infinite 1.2s;
    }

    .hero .block4 {
        animation: heroFloat1 4.5s ease-in-out infinite 0.3s;
    }

    .hero .orb1 {
        animation: heroPulse 4s ease-in-out infinite;
    }

    .hero .orb2 {
        animation: heroPulse 5s ease-in-out infinite 1s;
    }

    .hero .p1 {
        animation: heroFloat2 3s ease-in-out infinite;
    }

    .hero .p2 {
        animation: heroFloat1 4s ease-in-out infinite 0.5s;
    }

    .hero .p3 {
        animation: heroFloat3 5s ease-in-out infinite 1s;
    }

    .hero .scan-line {
        animation: heroScan 8s linear infinite;
    }
}


/*
   Hero
*/
#hero {
    position: relative;
    background-color: #0d1b2e;
    color: var(--white);
    overflow: hidden;
    padding: 0;
    min-height: 600px;
}

.hero {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.hero-svg {
    width: 100%;
    height: 100%;
    display: block;
}

.block1,
.block2,
.block3,
.block4 {
    display: none;
}

/*
   Hero Content
*/
.hero_content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 60px 24px;
    gap: 35px;
    min-height: 600px;
}

/*
   Hero Description
*/
.hero_desc {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 45px;
    width: 100%;
    max-width: 390px;
}

/*
   Hero Title
*/
.hero_title {
    font-size: 28px;
    font-weight: 700;
    line-height: 35px;
    color: var(--white);
    margin: 0;
}

.hero_title_second {
    color: var(--malibu);
}

.hero_sub_title {
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--athens-gray);
    max-width: 308px;
}

/*
   Hero Button
*/
.hero_button_more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 43px;
    padding: 8px;
    background: transparent;
    border: 1px solid rgba(192, 192, 192, 0.5);
    border-radius: 12px;
    color: var(--athens-gray);
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.hero_button_more:hover {
    background: rgba(192, 192, 192, 0.15);
    border-color: rgba(192, 192, 192, 0.8);
}

/*
   Hero Image
*/
.hero_img {
    display: none;
}

/*
   Services
*/
#services {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 35px;
    padding: 60px 20px;
    background-color: var(--athens-gray);
}

/*
   Services Title
*/
.service_title_content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    width: 100%;
}

.service_title {
    font-size: 28px;
    font-weight: 700;
    line-height: 35px;
    color: var(--big-stone);
    margin: 0;
}

.service_sub_tite {
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--big-stone);
    max-width: 310px;
}

/*
   Services Boxes
*/
.services_boxes {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
    width: 100%;
}

.services_boxes > div {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 25px;
    width: 450px;
    max-width: 100%;
    height: 400px;
    padding: 40px 25px;
    background: var(--white);
    border: 1px solid var(--porcelain);
    box-shadow: 8px 6px 8px rgba(237, 238, 239, 0.6);
    border-radius: 8px;
    cursor: pointer;
    transition: box-shadow 0.25s, transform 0.25s;
}

.services_boxes > div:hover {
    box-shadow: 8px 6px 8px rgba(19, 33, 51, 0.2);
    transform: translateY(-4px);
    border-color: var(--malibu);
}

/*
   Services Icons
*/
.service_icons {
    width: 138px;
    height: 106px;
    object-fit: contain;
    aspect-ratio: 138/106;
    transition: transform 0.25s ease;
}

.services_boxes > div:hover .service_icons {
    transform: scale(1.15);
}

.services_boxes h3 {
    font-size: 24px;
    font-weight: 700;
    line-height: 29px;
    color: var(--big-stone);
    text-align: center;
}

.services_boxes p {
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--big-stone);
    text-align: center;
}

/*
   About Us
*/
#about_us {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
    padding: 60px 40px;
    background-color: var(--big-stone);
    color: var(--athens-gray);
}

/*
   About Us Icon
*/
.about_us_icon {
    width: 100%;
    max-width: 310px;
    order: 2;
}

/*
   About Us Right Side
*/
.about_us_rigth_side {
    order: 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
    max-width: 390px;
    align-items: center;
}

/*
   About Us Title
*/
.about_us_title_content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/*
   About Us Title Text
*/
.about_us_title {
    font-size: 28px;
    font-weight: 700;
    line-height: 35px;
    color: var(--athens-gray);
    margin: 0;
    text-align: center;
}

/*
   About Us Subtitle
*/
.about_us_sub_title {
    color: var(--malibu);
}

.about_us_title_content p {
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--athens-gray);
    margin: 0;
}

.about_us_right_side {
    flex-direction: column;
    align-items: center;
    gap: 35px;
    display: flex;
}

/*
   About Us Lists
*/
.about_us_lists {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/*
   About Us List
*/
.about_us_list {
    display: flex;
    flex-direction: column;
    padding: 0;
}

.about_us_list li {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    font-size: 16px;
    font-weight: 400;
    line-height: 20px;
    color: var(--athens-gray);
}

/*
   Check Icon
*/
.check {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/*
   How Work
*/
#how_work {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 35px;
    padding: 60px 20px;
    background-color: var(--athens-gray);
}

/*
   How Work Title
*/
.how_work_title_content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

/*
   How Work Title Text
*/
.how_work_title {
    font-size: 28px;
    font-weight: 700;
    line-height: 35px;
    color: var(--big-stone);
    margin: 0;
}

/*
   How Work Subtitle
*/
.how_work_sub_tite {
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--big-stone);
    max-width: 308px;
}

/*
   How Work Boxes
*/
.how_work_boxes {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 36px;
    width: 100%;
}

.how_work_boxes > div {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 20px;
    width: 450px;
    max-width: 100%;
    height: 400px;
    padding: 42px 25px 30px;
    background: var(--white);
    border: 1px solid var(--porcelain);
    box-shadow: 8px 6px 8px rgba(237, 238, 239, 0.6);
    border-radius: 8px;
    cursor: pointer;
    transition: box-shadow 0.25s, transform 0.25s;
}

.how_work_boxes > div:hover {
    box-shadow: 8px 6px 8px rgba(19, 33, 51, 0.2);
    transform: translateY(-4px);
    border-color: var(--malibu);

}

/*
   How Work Icons
*/
.how_work_icons {
    width: 120px;
    height: 101px;
    object-fit: contain;
    aspect-ratio: 120/101;
    transition: transform 0.25s ease;
}

.how_work_boxes > div:hover .how_work_icons {
    transform: scale(1.15);
}

.how_work_boxes h3 {
    font-size: 20px;
    font-weight: 700;
    line-height: 24px;
    color: var(--big-stone);
}

.how_work_boxes p {
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--big-stone);
}

/*
   Indicator
*/
.indicator {
    position: absolute;
    top: -14px;
    left: -14px;
    width: 50px;
    height: 50px;
    border-radius: 96px;
    background-color: var(--malibu);
    color: var(--athens-gray);
    font-size: 20px;
    font-weight: 500;
    line-height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/*
   Contact
*/
#contact {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 40px;
    padding: 60px 20px;
    background-color: var(--big-stone);
    color: var(--white);
}

/*
   Contact Title
*/
.contact_title_content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 35px;
}

/*
   Contact Title Text
*/
.contact_title {
    font-size: 28px;
    font-weight: 700;
    line-height: 35px;
    color: var(--athens-gray);
    margin: 0;
    max-width: 308px;
}

/*
   Contact Subtitle
*/
.how_work_sub_title {
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--athens-gray);
    max-width: 306px;
}

/*
   Contact Boxes
*/
.contact_boxes {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
    width: 100%;
}

/*
   Contact Form
*/
.contact_form {
    width: 450px;
    max-width: 100%;
    background-color: var(--athens-gray);
    box-shadow: 2px 2px 5px rgba(237, 238, 239, 0.6);
    border-radius: 30px;
    padding: 48px 28px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}

.contact_form h3 {
    font-size: 20px;
    font-weight: 700;
    line-height: 24px;
    color: var(--big-stone);
    text-align: center;
}

.form {
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 100%;
    padding: 0;
}

/*.form_group {*/
/*    display: flex;*/
/*    flex-direction: column;*/
/*    gap: 6px;*/
/*    width: 100%;*/
/*}*/

.form label {
    font-size: 16px;
    font-weight: 600;
    color: var(--big-stone);
    letter-spacing: .01em;
}

.form .optional {
    font-weight: 400;
    color: var(--chambray);
    font-size: 11px;
}

.form input,
.form select,
.form textarea {
    width: 100%;
    background: var(--white);
    border: 1.5px solid var(--porcelain);
    border-radius: 10px;
    padding: 11px 14px;
    font-family: 'Montserrat', system-ui, sans-serif;
    font-size: 14px;
    font-weight: 400;
    color: var(--big-stone);
    outline: none;
    transition: border-color .2s, box-shadow .2s;
    appearance: none;
    -webkit-appearance: none;
}

.form input::placeholder,
.form textarea::placeholder {
    color: #b0b7c3;
    font-weight: 400;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
    border-color: var(--malibu);
    box-shadow: 0 0 0 3px rgba(97, 164, 255, 0.12);
}

.form input.error,
.form select.error,
.form textarea.error {
    border-color: #E24B4A;
    box-shadow: 0 0 0 3px rgba(226, 75, 74, 0.1);
}

.form textarea {
    resize: vertical;
    min-height: 100px;
    line-height: 1.6;
}

.form select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23315382' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 36px;
    cursor: pointer;
}

.form_submit {
    width: 100%;
    height: 48px;
    background: var(--malibu);
    border: none;
    border-radius: 12px;
    color: var(--white);
    font-family: 'Montserrat', system-ui, sans-serif;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background .2s, transform .15s, box-shadow .2s;
    margin-top: 4px;
}

.form_submit:hover {
    background: #4a8fe8;
    box-shadow: 0 4px 16px rgba(97, 164, 255, 0.35);
}

.form_submit:active {
    transform: scale(.98);
}

.form_submit.loading {
    opacity: .7;
    pointer-events: none;
}

.form_submit_icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.form_success {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px;
    background: rgba(99, 153, 34, 0.08);
    border: 1px solid rgba(99, 153, 34, 0.2);
    border-radius: 12px;
    text-align: center;
}

.form_success.show {
    display: flex;
}

.form_success svg {
    width: 32px;
    height: 32px;
    color: #639922;
    flex-shrink: 0;
}

.form_success p {
    font-size: 13px;
    font-weight: 600;
    color: #3B6D11;
    line-height: 1.5;
}

/*
   Contact Info
*/
.contact_box_info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
    width: 100%;
}

.contact_box_info > div {
    width: 450px;
    max-width: 100%;
    background-color: var(--athens-gray);
    box-shadow: 2px 2px 5px rgba(237, 238, 239, 0.6);
    border-radius: 30px;
    padding: 40px 30px;
}

.contact_box_info > div:first-child h3 {
    font-size: 20px;
    font-weight: 700;
    line-height: 24px;
    color: var(--big-stone);
    margin-bottom: 30px;
}

/*
   Contact Image
*/
.contact_icon {
    width: 100%;
    max-width: 290px;
    margin: 0 auto;
    display: block;
}

/*
   Contact List
*/
.contact_list {
    display: flex;
    flex-direction: column;
    gap: 30px;
    padding: 0;
}

.contact_list li {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 20px;
}

/*
   Contact Icons
*/
.contact_icons {
    width: 30px;
    height: 30px;
    flex-shrink: 0;
}

.contact_list li > div {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact_list li > div span {
    font-size: 16px;
    font-weight: 400;
    line-height: 20px;
    color: var(--chambray);
}

.contact_list li > div a {
    font-size: 16px;
    font-weight: 400;
    line-height: 20px;
    color: var(--big-stone);
    transition: color 0.2s;
}

.contact_list li > div a:hover {
    color: var(--malibu);
}

/*
   Footer
*/
footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 40px;
    padding: 60px 24px 40px;
    background: var(--white);
    border-top: 1px solid var(--porcelain);
    scroll-snap-align: none;
}

/*
   Footer Info
*/
.footer_info {
    display: flex;
    flex-direction: column;
    gap: 45px;
    width: 100%;
}

/*
   Footer Sections
*/
.footer_section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    width: 100%;
}

/*
   Footer Heading
*/
.footer_heading {
    font-size: 24px;
    font-weight: 500;
    line-height: 29px;
    color: var(--big-stone);
    margin: 0;
}

/*
   Footer Nav
*/
.footer_nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 0;
    list-style: none;
}

.footer_nav li {
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--big-stone);
    cursor: pointer;
    transition: color 0.2s;
}

.footer_nav li:hover {
    color: var(--malibu);
}

/*
   Footer Contact List
*/
.footer_contact_list {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 25px;
    padding: 0;
    list-style: none;
    width: 100%;
    max-width: 343px;
}

.footer_contact_list li {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 15px;
}

.footer_contact_list a {
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--big-stone);
    transition: color 0.2s;
}

.footer_contact_list a:hover {
    color: var(--malibu);
}

/*
   Footer Location
*/
.footer_location_box {
    display: flex;
    flex-direction: column;
    gap: 34px;
}

.footer_location {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 15px;
}

.footer_location span {
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
    color: var(--big-stone);
}

/*
   Footer Icons
*/
.footer_icon {
    width: 30px;
    height: 30px;
    flex-shrink: 0;
}

/*
   Footer CTA
*/
.footer_cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 222px;
    height: 44px;
    padding: 12px 6px;
    background-color: #1a5fad;
    color: #ffffff;
    border: 1px solid #1a5fad;
    border-radius: 5px;
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 500;
    line-height: 24px;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s;
}

.footer_cta:hover {
    background-color: #1550a0;
    box-shadow: 0 4px 12px rgba(26, 95, 173, 0.4);
}

/*
   Footer Bottom
*/
.footer_bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 100%;
}

/*
   Footer Logo
*/
.footer_logo {
    width: 247px;
    height: auto;
}

/*
   Footer Copyright
*/
.footer_copy {
    font-size: 15px;
    font-weight: 400;
    line-height: 18px;
    color: var(--big-stone);
}

/*
   Tablet — min-width: 768px
*/
@media (min-width: 768px) {

    .header {
        padding: 10px 40px;
        height: 100px;
    }

    .logo {
        width: 101px;
        height: 87px;
    }

    .hero_content {
        flex-direction: column-reverse;
    }

    .hero_title {
        line-height: 65px;
    }

    .hero_sub_title {
        max-width: unset;
        line-height: 35px;
    }

    .header > .contact {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 12px 6px;
        width: 218px;
        height: 44px;
        flex-shrink: 0;
        background-color: var(--malibu);
        color: #0d1b2e;
        border: 1px solid var(--malibu);
        border-radius: 5px;
        font-family: 'Montserrat', sans-serif;
        font-size: 20px;
        font-weight: 500;
        line-height: 24px;
        cursor: pointer;
        transition: background 0.2s, box-shadow 0.2s;
    }

    .header > .contact:hover {
        background-color: #4a8fe8;
        color: #ffffff;
        box-shadow: 4px 3px 4px rgba(19, 33, 51, 0.2);
    }

    .service_sub_tite {
        max-width: unset;
    }

    .services_boxes {
        display: grid;
        grid-template-columns: repeat(2, 350px);
        gap: 30px;
        justify-content: center;
    }


    .about_us_title {
        text-align: left;
        line-height: 65px;
    }

    .about_us_title_content p {
        line-height: 35px;
    }

    .about_us_lists {
        flex-direction: row;
        align-items: flex-start;
        gap: 20px;
    }

    .about_us_list {
        flex: 1;
    }

    .how_work_sub_tite {
        max-width: unset;
    }

    .how_work_boxes {
        display: grid;
        grid-template-columns: repeat(2, 350px);
        gap: 36px;
        justify-content: center;
    }

    .how_work_sub_title {
        max-width: unset;
    }

    .contact_boxes {
        flex-direction: row;
        align-items: flex-start;
        justify-content: center;
        flex-wrap: wrap;
        gap: 40px;
    }

    footer {
        padding: 60px 48px 48px;
        gap: 48px;
        flex-direction: row-reverse;
        justify-content: space-around;
    }

    .footer_bottom {
        align-items: flex-start;
        flex-shrink: 0;
        width: 370px;
    }

    .footer_nav {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px 40px;
    }

    .footer_contact_list {
        margin: 0 auto;
    }
}

/*
   Desktop — min-width: 1024px
*/
@media (min-width: 1024px) {

    main {
        padding-top: 60px;
    }

    .header.shrunk {
        top:           14px !important;
        width:         88% !important;
        max-width:     1100px !important;
        height:        82px !important;
        border-radius: 100px !important;
        background:    rgba(13, 18, 32, 0.88) !important;
        backdrop-filter:         blur(18px) !important;
        -webkit-backdrop-filter: blur(18px) !important;
        border:        1px solid rgba(255, 255, 255, 0.09) !important;
        box-shadow:    0 8px 32px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(97, 164, 255, 0.06) !important;
        padding:       0 36px !important;
    }

    /* Лого — почти без промяна */
    .header.shrunk .logo {
        height:     60px !important;
        transition: height .5s cubic-bezier(.4, 0, .2, 1);
    }

    /* Nav links — същият размер */
    .header.shrunk nav > .nav_list li a {
        font-size: 20px !important;
    }

    /* CTA бутон — минимална разлика */
    .header.shrunk .contact,
    .header.shrunk .header_cta {
        padding:       11px 22px !important;
        font-size:     19px      !important;
        border-radius: 100px     !important;
    }
    .logo {
        width: 101px;
        height: 87px;
    }

    .burger {
        display: none;
    }

    nav > .nav_list {
        display: flex !important;
        flex-direction: row;
        align-items: center;
        gap: 20px;
    }

    nav > .nav_list li {
        list-style: none;
    }

    nav > .nav_list li a {
        font-size: 20px;
        font-weight: 400;
        line-height: 24px;
        color: var(--white);
        text-decoration: none;
        cursor: pointer;
        transition: color 0.2s;
        white-space: nowrap;
    }

    nav > .nav_list li a:hover {
        color: var(--malibu);
    }

    #hero {
        min-height: 70vh;
    }

    .hero_content {
        flex-direction: row;
        align-items: center;
        justify-content: space-around;
        text-align: left;
        height: 70vh;
        padding: 0 80px;
        min-height: 80vh;
        gap: 40px;
    }

    .block1,
    .block3 {
        display: block;
    }

    .hero_desc {
        align-items: flex-start;
        max-width: 100%;
    }

    .hero_title {
        font-size: 3.05rem;
        max-width: 700px;
    }

    .hero_sub_title {
        max-width: 600px;
    }

    .hero_img {
        display: block;
        width: 700px;
        max-width: 50%;
    }

    #services {
        padding: 80px;
        gap: 45px;
    }

    .services_boxes {
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        width: 80%;
        gap: 20px;
    }

    .services_boxes > div {
        flex: 1;
        min-width: 0;
        width: 870px;
        height: auto;
        min-height: 300px;
        padding: 30px 20px;
        gap: 20px;
    }

    .service_icons {
        width: 120px;
    }

    #about_us {
        justify-content: space-around;
        align-items: center;
        padding: 80px;
        gap: 60px;
        min-height: 80vh;
    }

    .about_us_icon {
        width: 700px;
        max-width: 45%;
        order: 1;
    }

    .about_us_right_side {
        max-width: 870px;
        order: 2;
    }

    .about_us_title {
        font-size: 3rem;
    }

    .about_us_lists {
        flex-direction: row;
        justify-content: space-between;
        gap: 20px;
    }

    .about_us_list {
        flex: 1;
    }

    .about_us_list:first-child {
        padding-right: 30px;
    }

    #how_work {
        padding: 80px;
        gap: 45px;
    }

    .how_work_boxes {
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        width: 80%;
        gap: 20px;
    }

    .how_work_boxes > div {
        flex: 1;
        min-width: 0;
        width: 870px;
        height: auto;
        min-height: 300px;
        padding: 30px 20px;
    }

    .how_work_icons {
        width: 120px;
    }

    #contact {
        padding: 80px;
        gap: 40px;
        min-height: 80vh;
    }

    .contact_title {
        max-width: unset;
    }

    .contact_boxes {
        flex-direction: row;
        align-items: center;
        justify-content: space-around;
        width: 100%;
        flex-wrap: nowrap;
    }

    .contact_form h3 {
        font-size: 28px;
    }

    .form label {
        font-size: 20px;
    }

    .contact_form {
        width: 50%;
        min-height: 700px;
        padding: 58px 20px 40px;
    }

    .form {
        margin-top: 32px;
    }

    .form_group label {
        font-size: 16px;
    }

    .contact_box_info {
        width: 30%;
        flex-shrink: 0;
        gap: 50px;
    }

    .contact_box_info > div {
        width: 100%;
        padding: 48px 30px 46px;
    }

    .contact_box_info > div:first-child h3 {
        font-size: 28px;
        text-align: center;
    }

    .contact_icon {
        max-width: 290px;
        padding: 0;
    }

    footer {
        align-items: flex-start;
        padding: 60px 80px 48px;
        gap: 40px;
        flex-wrap: nowrap;
        text-align: left;
    }

    .footer_bottom {
        flex-shrink: 0;
        width: 450px;
        align-items: center;
        gap: 35px;
    }

    .footer_logo {
        width: 180px;
    }

    .footer_section {
        align-items: flex-start;
        width: auto;
    }

    .footer_nav {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
        width: 150px;
    }

    .footer_contact_list {
        align-items: flex-start;
        max-width: none;
        margin: 0;
    }

    .footer_location {
        justify-content: flex-start;
    }

    .footer_location_box {
        flex-direction: column;
    }

    .footer_cta {
        align-self: flex-start;
    }

    .footer_info {
        flex-direction: row;
        justify-content: space-around;
        width: 100%;
    }
}

/*
   Large Desktop — min-width: 1440px
*/
@media (min-width: 1440px) {

    main {
        padding-top: 100px;
    }

    .header {
        padding: 0 120px;
        height: 100px;
    }


    .hero_content {
        padding: 0 120px;
        max-width: 1600px;
        margin: 0 auto;
        width: 100%;
    }

    .hero_title {
        font-size: 3.6rem;
    }

    #services,
    #how_work {
        padding: 100px 120px;
    }

    .services_boxes,
    .how_work_boxes {
        width: 75%;
        gap: 28px;
    }

    #about_us {
        padding: 120px;
        gap: 80px;
        flex-direction: column-reverse;
    }

    /*.about_us_title {*/
    /*    font-size: 3.2rem;*/
    /*}*/
    #contact {
        padding: 100px 120px;
    }

    .contact_box_info {
        gap: 125px;
    }

    footer {
        padding: 60px 50px 48px;
    }
}

@media (min-width: 1800px) {
    .block2,
    .block4 {
        display: block;
    }


    .about_us_rigth_side {
        align-items: start;
    }

    #about_us {
        flex-direction: row;
    }

    .about_us_right_side {
        align-items: start;
    }

    .contact_title, .how_work_title, .service_title {
        font-size: 2.2rem;
    }

    .service_budget, .how_work_budget,
    .hero_budget, .about_us_budget, .contact_budget {
        font-size: 20px;
    }

    .hero_title, .about_us_title {
        font-size: 3rem;
    }

    .services_boxes, .how_work_boxes {
        width: 90%;
        flex-direction: row;
    }

    .services_boxes > div, .how_work_boxes > div {
        height: 400px;
    }

    .footer_contact_list {
        align-items: start;
    }


}