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

*:focus {
    outline: none;
}

body {
    background: #8360c3;
    background: -webkit-linear-gradient(to right, #2ebf91, #8360c3);
    background: linear-gradient(to right, #2ebf91, #8360c3);
    overflow-x: hidden;
    overflow-y: overlay;
}

/** header hissəsi */
header {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: center;
    padding: 10px 20px 20px 20px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    position: relative;
}

.logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-right: 15px;
    flex-shrink: 0;
}

h1 {
    font-size: 2.2rem;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-grow: 1;
    flex-shrink: 1;
}

.main-nav {
    display: block;
    width: 100%;
    margin-top: 15px;
    order: 1;
}

ul.nav {
    display: flex;
    justify-content: center;
    list-style: none;
    padding-left: 0;
    margin-bottom: 0;
    flex-wrap: wrap;
}

.nav-item {
    margin: 0 8px 10px 8px;
}

.nav-link {
    font-size: 1.1rem;
    text-decoration: none;
    color: white;
    padding: 0.7rem 0.8rem;
    position: relative;
    display: inline-block;
}

.nav-link:hover {
    color: aqua;
    text-decoration: none;
}

.nav-item.active .nav-link {
    color: aqua;
    font-weight: bold;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: aqua;
    transition: width 0.3s ease-out;
}

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

@keyframes slideDownBackground {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 255, 255, 0.2);
    z-index: -1;
    transform: translateY(-100%);
    transition: transform 0.3s ease-out;
    opacity: 0;
}

.nav-item.active .nav-link::before,
.nav-link:hover::before {
    transform: translateY(0);
    opacity: 1;
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    cursor: pointer;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
}

.menu-toggle .bar {
    width: 100%;
    height: 3px;
    background-color: white;
    transition: all 0.3s ease-in-out;
}

/** hamburger menu hissəsi */
.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.9);
    overflow-x: hidden;
    overflow-y: auto;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    padding-top: 60px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    transform: translateX(-100%);
    transition: transform 0.5s ease-in-out, opacity 0.5s ease-in-out, visibility 0.5s ease-in-out;
    will-change: transform, opacity;
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.mobile-nav.is-open {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav .close-btn {
    position: absolute;
    top: 20px;
    right: 25px;
    font-size: 36px;
    text-decoration: none;
    color: red;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-shadow: 0 0 5px rgba(255, 0, 0, 0.7);
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

.mobile-nav .close-btn:hover {
    color: darkred;
    text-shadow: 0 0 10px rgba(255, 0, 0, 1);
}

.mobile-nav ul.mobile-menu-list {
    list-style: none;
    padding: 0;
    width: 100%;
}

.mobile-nav ul.mobile-menu-list .nav-item {
    margin: 15px 0;
}

.mobile-nav ul.mobile-menu-list .nav-link {
    font-size: 1.5rem;
    color: white;
    padding: 10px 0;
    display: block;
    transition: 0.3s;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateX(-20px) translateZ(0);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    will-change: opacity, transform;
}

.mobile-nav.is-open .mobile-menu-list .nav-link.animate-in {
    opacity: 1;
    transform: translateX(0) translateZ(0);
    transition-delay: var(--animation-delay);
}

.mobile-nav ul.mobile-menu-list .nav-link:hover {
    color: #00ffff;
    background-color: rgba(0, 255, 255, 0.1);
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.5);
    border-radius: 5px;
}

/** bildiriş hissəsi */
.coming-soon-message {
    width: 100%;
    padding: 25px 0;
    text-align: center;
    box-sizing: border-box;
    background-color: #FFD700;
    font-family: 'Montserrat', sans-serif;
    font-size: 2.8em;
    font-weight: 700;
    color: #4B0082;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: 2px;
    margin: 0 0 50px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s ease;
}

.coming-soon-message:hover {
    background-color: #FFC107;
    cursor: default;
}

/** form hissəsi */
.form-container {
    background-color: #fff;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 450px;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin: 0 auto;
    text-align: justify;
}

.form-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, #ffdc18, #ff8a00, #e23e57, #9d31a5, #5e00b3, #0056b3, #00b3b3, #00b35e);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    z-index: 0;
    opacity: 0.1;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.form-container h2 {
    margin-bottom: 30px;
    color: #333;
    position: relative;
    z-index: 1;
}

.input-group {
    position: relative;
    margin-bottom: 30px;
    z-index: 1;
}

.input-group input {
    width: 100%;
    padding: 10px 0;
    border: none;
    border-bottom: 2px solid #ccc;
    outline: none;
    background: transparent;
    color: #333;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.input-group input:focus {
    border-bottom-color: #71b7e6;
}

.input-group input.invalid {
    border-bottom-color: #e74c3c !important;
}

.input-group input.invalid~.bar {
    background: #e74c3c !important;
}

.input-group input.invalid~label {
    color: #e74c3c !important;
}

.input-group input.password-weak {
    border-bottom-color: #e74c3c !important;
}

.input-group input.password-weak~.bar {
    background: #e74c3c !important;
}

.input-group input.password-weak~label {
    color: #e74c3c !important;
}

.input-group input.password-medium {
    border-bottom-color: #ffc107 !important;
}

.input-group input.password-medium~.bar {
    background: #ffc107 !important;
}

.input-group input.password-medium~label {
    color: #ffc107 !important;
}

.input-group input.password-strong {
    border-bottom-color: #4CAF50 !important;
}

.input-group input.password-strong~.bar {
    background: #4CAF50 !important;
}

.input-group input.password-strong~label {
    color: #4CAF50 !important;
}

.input-group:not(.checkbox-group) label {
    position: absolute;
    top: 10px;
    left: 0;
    color: #999;
    font-size: 16px;
    pointer-events: none;
    transition: all 0.3s ease;
}

.input-group input:focus~label,
.input-group input.has-value~label {
    top: -20px;
    font-size: 12px;
    color: #71b7e6;
}

.input-group .bar {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #71b7e6;
    transition: width 0.3s ease;
}

.input-group input:focus~.bar,
.input-group input.has-value~.bar {
    width: 100%;
}

.error-message {
    color: #e74c3c;
    font-size: 13px;
    margin-top: 5px;
    text-align: left;
    height: 0;
    overflow: hidden;
    transition: height 0.3s ease-out, margin-top 0.3s ease-out;
}

.error-message.active {
    height: auto;
    margin-top: 5px;
}

button {
    background: linear-gradient(45deg, #71b7e6, #9b59b6);
    color: #fff;
    border: none;
    padding: 12px 25px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
    z-index: -1;
}

button:hover::before {
    width: 200px;
    height: 200px;
}

.checkbox-group {
    margin-top: 20px;
    margin-bottom: 20px;
    text-align: left;
    z-index: 1;
    padding-top: 0;
}

.checkbox-group .checkbox-label {
    font-size: 16px;
    color: #333;
    margin-bottom: 15px;
    display: block;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.checkbox-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
    user-select: none;
    width: 100%;
    min-height: 25px;
}

.checkbox-item input[type="checkbox"] {
    position: relative;
    margin-right: 10px;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.checkbox-item label {
    color: #333;
    font-size: 15px;
    pointer-events: auto;
    cursor: pointer;
    white-space: normal;
    flex-grow: 1;
    line-height: 1.4;
}

.error-message.course-error {
    margin-top: 8px;
    color: #e74c3c;
    text-align: left;
}

.input-group.checkbox-options {
    margin-bottom: 25px;
    position: relative;
}

.input-group.checkbox-options>div {
    display: flex;
    align-items: center;
    margin-bottom: 5px;
}

.input-group.checkbox-options label {
    margin-left: 8px;
    color: #333;
    font-size: 16px;
    position: static;
    top: auto;
    left: auto;
}

.error-message.checkbox-error {
    position: absolute;
    bottom: -20px;
    left: 0;
    color: #e74c3c;
    font-size: 13px;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.error-message.checkbox-error.active {
    opacity: 1;
}

.input-group.checkbox-options.invalid {
    border-bottom: 2px solid #e74c3c;
}

.checkbox-group .checkbox-label {
    font-size: 16px;
    color: #333;
    margin-bottom: 15px;
    display: block;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.checkbox-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    position: relative;
    cursor: pointer;
    user-select: none;
    width: 100%;
    min-height: 25px;
}

.checkbox-item input[type="checkbox"] {
    position: relative;
    margin-right: 10px;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    accent-color: #71b7e6;
}

.checkbox-item label {
    color: #333;
    font-size: 15px;
    pointer-events: auto;
    cursor: pointer;
    white-space: normal;
    flex-grow: 1;
    line-height: 1.4;
}

.input-group.checkbox-group {
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 20px;
}

.input-group.checkbox-group .checkbox-label {
    position: static;
    transform: none;
    font-size: 16px;
    color: #999;
    margin-bottom: 10px;
    display: block;
    font-weight: 500;
}

.error-message.checkbox-error {
    position: absolute;
    bottom: 0px;
    left: 0;
    color: #e74c3c;
    font-size: 13px;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    text-align: left;
    height: auto;
    margin-top: 5px;
}

.error-message.checkbox-error.active {
    opacity: 1;
}

.input-group.checkbox-group.invalid {
    border-bottom: 2px solid #e74c3c;
    padding-bottom: 20px;
}

.input-group #mobile.has-value~label {
    color: #71b7e6 !important;
}

.input-group #age.has-value~label {
    color: #71b7e6 !important;
}

.input-group input#mobile:focus~label {
    color: #71b7e6 !important;
}

.input-group input#age:focus~label {
    color: #71b7e6 !important;
}

/** təklif hissəsi */
h3 {
    margin: 70px 0px 40px;
    text-align: center;
}

/** Kart hissəsi  */
.wrapper {
    min-height: calc(100vh - 100px);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 50px 15px;
}

.card-form {
    max-width: 570px;
    width: 100%;
    margin: auto;
    position: relative;
}

.card-form__inner {
    background: #fff;
    box-shadow: 0 30px 60px 0 rgba(90, 116, 148, 0.4);
    border-radius: 10px;
    padding: 35px;
    padding-top: 180px;
    position: relative;
    z-index: 1;
}

.card-form__row {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
}

.card-form__col {
    flex: auto;
    margin-right: 35px;
}

.card-form__col:last-child {
    margin-right: 0;
}

.card-form__col.-cvv {
    max-width: 150px;
}

.card-form__group {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
}

.card-form__group .card-input__input {
    flex: 1;
    margin-right: 15px;
}

.card-form__group .card-input__input:last-child {
    margin-right: 0;
}

.card-form__button {
    width: 100%;
    height: 55px;
    background: #2364d2;
    border: none;
    border-radius: 5px;
    font-size: 22px;
    font-weight: 500;
    font-family: "Source Sans Pro", sans-serif;
    box-shadow: 3px 10px 20px 0px rgba(35, 100, 210, 0.3);
    color: #fff;
    margin-top: 20px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.card-form__button:hover {
    background-color: #1a5ac5;
}

.card-item {
    max-width: 430px;
    height: 270px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    width: 100%;
    margin-bottom: -130px;
    transform-style: preserve-3d;
}

.card-item__side {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 60px 0 rgba(14, 42, 90, 0.55);
    transform: perspective(2000px) rotateY(0deg) rotateX(0deg) rotate(0deg);
    transform-style: preserve-3d;
    transition: all 0.8s cubic-bezier(0.71, 0.03, 0.56, 0.85);
    backface-visibility: hidden;
    height: 100%;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

.card-item.-active .card-item__side.-front {
    transform: perspective(1000px) rotateY(180deg) rotateX(0deg) rotateZ(0deg);
}

.card-item.-active .card-item__side.-back {
    transform: perspective(1000px) rotateY(0) rotateX(0deg) rotateZ(0deg);
}

.card-item__side.-back {
    transform: perspective(2000px) rotateY(-180deg) rotateX(0deg) rotate(0deg);
    z-index: 2;
}

.card-item__side.-back .card-item__cover {
    transform: rotateY(-180deg);
}

.card-item__focus {
    position: absolute;
    z-index: 3;
    border-radius: 5px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    transition: all 0.35s cubic-bezier(0.71, 0.03, 0.56, 0.85);
    opacity: 0;
    pointer-events: none;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.65);
}

.card-item__focus:after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    background: rgb(8, 20, 47);
    height: 100%;
    border-radius: 5px;
    filter: blur(25px);
    opacity: 0.5;
}

.card-item__focus.-active {
    opacity: 1;
}

.card-item__bg {
    max-width: 100%;
    display: block;
    max-height: 100%;
    height: 100%;
    width: 100%;
    object-fit: cover;
    position: absolute;
    left: 0;
    top: 0;
}

.card-item__cover {
    height: 100%;
    background-color: #1c1d27;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    border-radius: 15px;
    overflow: hidden;
}

.card-item__cover:after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(6, 2, 29, 0.45);
}

.card-item__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 40px;
    padding: 0 25px;
    position: relative;
    z-index: 3;
}

.card-item__chip {
    width: 60px;
}

.card-item__type {
    height: 45px;
    position: relative;
    display: flex;
    justify-content: flex-end;
    max-width: 100px;
    margin-left: auto;
    width: 100%;
}

.card-item__typeImg {
    max-width: 100%;
    object-fit: contain;
    max-height: 100%;
    object-position: top right;
    height: auto;
    width: auto;
}

.card-item__info {
    color: #fff;
    width: 100%;
    padding: 10px 15px;
    font-weight: 500;
    display: block;
    cursor: pointer;
    position: relative;
    z-index: 3;
    white-space: nowrap;
    display: flex;
    flex-direction: column;
    flex-basis: 65%;
    max-width: 65%;
}

.card-item__holder {
    opacity: 0.7;
    font-size: 13px;
    margin-bottom: 6px;
}

.card-item__wrapper {
    font-family: "Source Code Pro", monospace;
    padding: 25px;
    position: relative;
    z-index: 4;
    height: 100%;
    text-shadow: 7px 6px 10px rgba(14, 42, 90, 0.8);
    user-select: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card-item__name {
    font-size: 18px;
    line-height: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-transform: uppercase;
    max-width: 100%;
}

.card-item__number {
    font-weight: 500;
    line-height: 1;
    color: #fff;
    font-size: 27px;
    margin-bottom: 35px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    cursor: pointer;
    white-space: pre;
}

.card-item__number span {
    display: inline-block;
    width: 25%;
    text-align: center;
    padding: 0 2px;
    letter-spacing: 2px;
}

.card-item__number span:empty {
    width: 0;
    margin: 0;
    padding: 0;
    letter-spacing: 0;
}

.card-item__content {
    color: #fff;
    display: flex;
    justify-content: space-between;
    width: 100%;
    align-items: flex-end;
}

.card-item__date {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    text-align: right;
    margin-left: auto;
    white-space: nowrap !important;
    flex-basis: 30%;
    max-width: 30%;
}

.card-item__dateItem {
    position: relative;
    display: inline-block;
}

.card-item__dateItem span {
    width: 22px;
    display: inline-block;
    text-align: center;
}

.card-item__dateTitle {
    opacity: 0.7;
    font-size: 13px;
    padding-right: 5px;
    white-space: nowrap !important;
}

.card-item__band {
    background: rgba(0, 0, 19, 0.8);
    width: 100%;
    height: 50px;
    margin-top: 30px;
    position: relative;
    z-index: 2;
}

.card-item__cvv {
    text-align: right;
    position: relative;
    z-index: 2;
    padding: 15px;
}

.card-item__cvv .card-item__type {
    opacity: 0.7;
    margin-top: 15px;
}

.card-item__cvvTitle {
    padding-right: 10px;
    font-size: 15px;
    font-weight: 500;
    color: #fff;
    margin-bottom: 5px;
}

.card-item__cvvBand {
    height: 45px;
    background: #fff;
    margin-bottom: 30px;
    text-align: right;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10px;
    color: #1a3b5d;
    font-size: 18px;
    border-radius: 4px;
    box-shadow: 0px 10px 20px -7px rgba(32, 56, 117, 0.35);
}

.card-input {
    margin-bottom: 20px;
}

.card-input__label {
    font-size: 14px;
    margin-bottom: 5px;
    font-weight: 500;
    color: #1a3b5d;
    width: 100%;
    display: block;
    user-select: none;
}

.card-input__input {
    width: 100%;
    height: 50px;
    border-radius: 5px;
    box-shadow: none;
    border: 1px solid #ced6e0;
    transition: all 0.3s ease-in-out;
    font-size: 18px;
    padding: 5px 15px;
    background: none;
    color: #1a3b5d;
    font-family: "Source Sans Pro", sans-serif;
}

.card-input__input:hover,
.card-input__input:focus {
    border-color: #3d9cff;
}

.card-input__input:focus {
    box-shadow: 0px 10px 20px -13px rgba(32, 56, 117, 0.35);
}

.card-input__input.-select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236c757d' class='bi bi-chevron-down' viewBox='0 0 16 16'%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");
    background-size: 12px;
    background-position: calc(100% - 15px) center;
    background-repeat: no-repeat;
    padding-right: 35px;
}

.card-item__number,
.card-holder__name,
.expires__date,
.card-item__cvvBand {
    white-space: pre !important;
    color: #fff !important;
    opacity: 1 !important;
    z-index: 100 !important;
}

#displayedCardCvv {
    color: black !important;
}

/** footer hissəsi */
footer {
    width: 100%;
    padding: 40px 20px;
    color: white;
    background: #1a1a1a;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.3);
    position: relative;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    width: 100%;
    max-width: 1200px;
    margin-bottom: 30px;
}

.footer-about,
.footer-links,
.footer-contact,
.footer-social {
    flex: 1;
    min-width: 250px;
    margin: 20px;
    padding: 15px;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
}

.footer-logo {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin-bottom: 15px;
    object-fit: cover;
}

.footer-about p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #cccccc;
}

.footer-links h4,
.footer-contact h4,
.footer-social h4 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: #00ffff;
    position: relative;
    padding-bottom: 8px;
}

.footer-links h4::after,
.footer-contact h4::after,
.footer-social h4::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;
    width: 50px;
    height: 2px;
    background-color: #00ffff;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

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

.footer-links ul li a {
    color: white;
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.3s ease, transform 0.3s ease;
    display: inline-block;
}

.footer-links ul li a:hover {
    color: #00ffff;
    transform: translateX(5px);
}

.footer-contact p {
    font-size: 1rem;
    margin-bottom: 10px;
    color: #cccccc;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-contact p i {
    margin-right: 10px;
    color: #00ffff;
    font-size: 1.1rem;
}

.sosial-media {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.sosial-media a {
    margin: 0 10px;
    transition: transform 0.3s ease;
}

.sosial-media img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 50%;
    border: 2px solid #00ffff;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.sosial-media img:hover {
    border-color: red;
    box-shadow: 0 0 15px rgba(255, 0, 0, 0.7);
    transform: scale(1.1);
}

.footer-bottom {
    width: 100%;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    margin-top: 20px;
    font-size: 0.9rem;
    color: #cccccc;
}

/** yuxarı çıx hissəsi */
.go-upstairs {
    position: fixed;
    bottom: 25px;
    right: 25px;
    display: none;
    background: linear-gradient(45deg, #FF007F, #FF7F00);
    color: white;
    border-radius: 25px;
    width: 150px;
    height: 55px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 17px;
    font-weight: bold;
    text-decoration: none;
    letter-spacing: 0.5px;
    padding: 0 15px;
    box-sizing: border-box;
    overflow: hidden;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
    transition: background 0.4s ease, transform 0.3s ease, box-shadow 0.3s ease;
    z-index: 1000;
    text-align: center;
    line-height: 1.2;
}

.go-upstairs::before {
    content: none;
}

.go-upstairs:hover {
    background: linear-gradient(45deg, #FF7F00, #FF007F);
    transform: translateY(-7px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.5);
}

.go-upstairs:active {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.35);
}

/** Responsivlik: Media Queries */
/* 1449px */

@media screen and (max-width: 1449px) {

    .coming-soon-message {
        font-size: 2.5em;
        padding: 22px 0;
        letter-spacing: 1.8px;
    }

    .menu-items {
        right: -100%;
    }

    .hamburger-icon {
        display: block;
    }

    .desktop-menu {
        display: none;
    }

    .main-nav {
        display: none;
    }

    .menu-toggle {
        display: flex;
        position: static;
        transform: none;
        margin-left: auto;
        order: 2;
    }

}

/* 1439px */
@media (max-width: 1439px) {

    .coming-soon-message {
        font-size: 2.2em;
        padding: 20px 0;
        letter-spacing: 1.5px;
    }

    header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: 10px 15px;
        flex-wrap: nowrap;
    }

    .logo {
        width: 70px;
        height: 70px;
        margin-right: 10px;
    }

    h1 {
        font-size: 1.8rem;
        flex-grow: 1;
    }

}

/* 768px */
@media screen and (max-width: 768px) {

    .coming-soon-message {
        font-size: 1.8em;
        padding: 15px 0;
        letter-spacing: 1px;
    }

    .wrapper {
        flex-wrap: wrap;
        flex-direction: column;
        padding: 30px 10px;
    }

    .go-upstairs {
        width: 120px;
        height: 48px;
        font-size: 15px;
        bottom: 20px;
        right: 20px;
        border-radius: 20px;
    }

    footer {
        padding-top: 20px;
    }

}

/* 576px */
@media (max-width: 576px) {

    .coming-soon-message {
        font-size: 1.4em;
        padding: 12px 0;
        letter-spacing: 0.8px;
    }

    .logo {
        width: 60px;
        height: 60px;
        margin-right: 8px;
    }

    h2 {
        font-size: 1.5rem;
        min-width: 0;
    }

    .mobile-nav ul.mobile-menu-list .nav-link {
        font-size: 1.2rem;
    }

    .sosial-media img {
        width: 45px;
        height: 45px;
        margin: 0 5px;
    }

    .go-upstairs {
        width: 100px;
        height: 42px;
        right: 15px;
        bottom: 15px;
        font-size: 13px;
        border-radius: 18px;
        padding: 0 10px;
    }

}

/* 480px */
@media screen and (max-width: 480px) {

    .coming-soon-message {
        font-size: 1.1em;
        padding: 10px 0;
        letter-spacing: 0.5px;
    }

    .logo {
        width: 60px;
        height: 60px;
        margin-right: 8px;
    }

    h1 {
        font-size: 1.5rem;
    }

    .mobile-nav ul.mobile-menu-list .nav-link {
        font-size: 1.2rem;
    }

    .card-form__row {
        flex-wrap: wrap;
    }

    .card-form__inner {
        padding: 25px;
        padding-top: 165px;
    }

    .card-form__inner {
        padding: 15px;
        padding-top: 165px;
    }

    .card-form__col {
        margin-right: 0;
        flex: unset;
        width: 100%;
        margin-bottom: 20px;
    }

    .card-form__col:last-child {
        margin-bottom: 0;
    }

    .card-form__col.-cvv {
        max-width: initial;
    }

    .card-form__button {
        margin-top: 10px;
    }

    .card-item {
        max-width: 310px;
        height: 200px;
        width: 90%;
        margin-bottom: -120px;
    }

    .card-item__top {
        margin-bottom: 25px;
        padding: 0 20px;
    }

    .card-item__chip {
        width: 50px;
    }

    .card-item__info {
        padding: 10px;
    }

    .card-item__type {
        height: 40px;
        max-width: 90px;
    }

    .card-item__holder {
        font-size: 12px;
        margin-bottom: 5px;
    }

    .card-item__name {
        font-size: 16px;
    }

    .card-item__wrapper {
        padding: 20px 15px;
    }

    .card-item__date {
        font-size: 16px;
    }

    .card-item__number {
        font-size: 21px;
        margin-bottom: 15px;
        padding: 10px 10px;
    }

    .card-item__cvvBand {
        height: 40px;
        margin-bottom: 20px;
    }

    .card-item__band {
        margin-top: 20px;
    }

    .sosial-media img {
        width: 45px;
        height: 45px;
        margin: 0 5px;
    }

    .go-upstairs {
        width: 90px;
        height: 38px;
        font-size: 12px;
        bottom: 12px;
        right: 12px;
        border-radius: 16px;
        padding: 0 8px;
    }

}