:root {
    --primary-color: #9966dd;
    --primary-hover: #be87c9;
    --bg-dark: #272529;
    --bg-darker: #1e1e22;
    --text-white: #ffffff;
    --text-muted: #d6d6df;
    --color-success: #28c840;
    --color-warning: #ffbd2e;
    --color-danger: #ff5f57;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --gradient-promo: linear-gradient(90deg, #4b0892 0%, #8e4e9b 50%, #4b0892 100%);
    --gradient-text: linear-gradient(to right, #9966dd, #685df9);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

html,
body {
    max-width: 100%;
    overflow-x: clip;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-white);
    overflow-x: hidden;
}

.main {
    overflow-x: clip;
}

/* ------------------------------ UTILITIES ------------------------------ */

.text-gradient {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ------------------------------ GLOBAL COMPONENTS ------------------------------ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.75rem 1.5rem;
    border-radius: 3.125rem;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s ease, background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, color 0.3s ease;
    cursor: pointer;
    border: 0.125rem solid transparent;
}

.btn--primary {
    background: var(--primary-color);
    color: var(--text-white);
    box-shadow: 0 0.625rem 1.25rem rgba(153, 102, 221, 0.3);
}

.btn--primary:hover {
    background: transparent;
    border-color: var(--primary-color);
    box-shadow: 0 0.9375rem 1.875rem rgba(142, 78, 155, 0.5);
    transform: scale(1.05);
}

.btn--secondary {
    background-color: var(--text-white);
    color: var(--bg-dark);
}

.btn--secondary:hover {
    transform: scale(1.1);
}

.btn__icon {
    height: 1.25rem;
    width: 1.25rem;
    object-fit: contain;
}

.btn__icon--rotate {
    transform: rotate(90deg);
}

.btn__icon--invert {
    filter: invert(1);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 1.125rem;
    background: rgba(153, 102, 221, 0.1);
    border: 0.0625rem solid rgba(153, 102, 221, 0.2);
    border-radius: 6.25rem;
    margin-bottom: 1.5rem;
    color: #c084fc;
}

.badge__text {
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.0625rem;
}

.badge--compact {
    margin-bottom: 1rem;
}

.badge__text--compact {
    font-size: 0.7rem;
}

/* ------------------------------ PROMO BANNER ------------------------------ */

.promo-banner {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    width: 100%;
    background: linear-gradient(100deg, #4b0892 0%, #5515a8 50%, #4b0892 100%);
    color: var(--text-white);
    text-align: center;
    padding: 0;
}

.promo-banner::before,
.promo-banner::after {
    content: '';
    position: absolute;
    inset: -180% -22%;
    pointer-events: none;
    will-change: transform;
}

.promo-banner::before {
    z-index: 0;
    background:
        radial-gradient(46% 38% at 18% 58%, rgba(226, 167, 255, 0.5), transparent 72%),
        radial-gradient(34% 30% at 80% 35%, rgba(152, 224, 255, 0.38), transparent 70%),
        radial-gradient(40% 34% at 52% 78%, rgba(255, 255, 255, 0.3), transparent 74%);
    animation: promo-fluid-drift-a 14s linear infinite;
}

.promo-banner::after {
    z-index: 1;
    opacity: 0.95;
    background:
        radial-gradient(38% 34% at 72% 54%, rgba(191, 142, 255, 0.38), transparent 72%),
        radial-gradient(32% 28% at 30% 35%, rgba(139, 215, 255, 0.3), transparent 70%);
    animation: promo-fluid-drift-b 18s linear infinite;
}

.promo-banner__link {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0.5rem 0;
    color: inherit;
    text-decoration: none;
    overflow: hidden;
    transition: transform 0.25s ease, filter 0.25s ease, background-color 0.25s ease;
}

.promo-banner__link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, transparent 0%, rgba(255, 255, 255, 0.16) 46%, transparent 72%);
    opacity: 0;
    transform: translateX(-130%);
    transition: transform 0.55s ease, opacity 0.25s ease;
    pointer-events: none;
}

.promo-banner:hover .promo-banner__link,
.promo-banner:focus-within .promo-banner__link {
    transform: translateY(-1px);
    filter: saturate(1.08) brightness(1.04);
    background-color: rgba(255, 255, 255, 0.04);
}

.promo-banner:hover .promo-banner__link::before,
.promo-banner:focus-within .promo-banner__link::before {
    opacity: 1;
    transform: translateX(130%);
}

.promo-banner__text {
    position: relative;
    z-index: 1;
    font-size: 0.875rem;
    font-weight: 500;
    transition: letter-spacing 0.25s ease, text-shadow 0.25s ease;
}

.promo-banner:hover .promo-banner__text,
.promo-banner:focus-within .promo-banner__text {
    letter-spacing: 0.015em;
    text-shadow: 0 0.375rem 1.125rem rgba(255, 255, 255, 0.22);
}

@keyframes promo-fluid-drift-a {
    0% {
        transform: translate3d(-7%, -3%, 0) rotate(0deg) scale(1);
    }
    25% {
        transform: translate3d(3%, -5%, 0) rotate(3deg) scale(1.06);
    }
    50% {
        transform: translate3d(7%, 3%, 0) rotate(6deg) scale(1.09);
    }
    75% {
        transform: translate3d(-4%, 5%, 0) rotate(-3deg) scale(1.04);
    }
    100% {
        transform: translate3d(-7%, -3%, 0) rotate(0deg) scale(1);
    }
}

@keyframes promo-fluid-drift-b {
    0% {
        transform: translate3d(6%, 4%, 0) rotate(0deg) scale(1.08);
    }
    25% {
        transform: translate3d(-3%, 5%, 0) rotate(-3deg) scale(1.03);
    }
    50% {
        transform: translate3d(-7%, -3%, 0) rotate(-7deg) scale(1);
    }
    75% {
        transform: translate3d(4%, -5%, 0) rotate(4deg) scale(1.05);
    }
    100% {
        transform: translate3d(6%, 4%, 0) rotate(0deg) scale(1.08);
    }
}

.app-is-hidden .promo-banner::before,
.app-is-hidden .promo-banner::after {
    animation-play-state: paused;
}

/* ------------------------------ HEADER AND NAVIGATION ------------------------------ */

.header {
    width: 100%;
    position: absolute;
    top: 2.5rem;
    z-index: 100;
}

.header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 87.5rem;
    margin: 0 auto;
    padding: 1.25rem 5%;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 0.5rem;
    cursor: pointer;
    border: none;
    background: none;
}

.logo__img {
    height: 3.625rem;
}

.logo__name {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-white);
    letter-spacing: 0.0375rem;
    font-family: 'Poppins', sans-serif;
}

.nav {
    background: var(--glass-bg);
    backdrop-filter: blur(0.625rem);
    border: 0.0625rem solid var(--glass-border);
    border-radius: 3.125rem;
    padding: 0.5rem 2rem;
    transition: all 0.3s ease;
}

.nav__list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav__link {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 1.1rem;
    transition: color 0.3s;
}

.nav__link--active,
.nav__link:hover {
    color: var(--text-white);
}

.header__menu-checkbox {
    display: none;
}

.header__menu-btn {
    display: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-around;
    height: 1.5rem;
    width: 2rem;
    z-index: 101;
}

.header__menu-icon,
.header__menu-btn::before,
.header__menu-btn::after {
    content: '';
    display: block;
    height: 0.1875rem;
    width: 100%;
    background-color: var(--text-white);
    border-radius: 0.1875rem;
    transition: all 0.3s ease;
}

.nav__item--mobile-cta {
    display: none;
}

/* ------------------------------ HEADER ENTRANCE ANIMATION ------------------------------ */

.header__inner > .logo,
.header__inner > .nav,
.header__inner > .header__cta,
.header__inner > .header__menu-btn {
    opacity: 1;
    animation: header-item-enter 0.75s cubic-bezier(0.165, 0.84, 0.44, 1);
    animation-fill-mode: backwards;
}

.header__inner > .logo {
    animation-delay: 0.08s;
}

.header__inner > .nav {
    animation-delay: 0.18s;
}

.header__inner > .header__cta,
.header__inner > .header__menu-btn {
    animation-delay: 0.3s;
}

@keyframes header-item-enter {
    0% {
        opacity: 0;
        transform: translateY(-0.65rem);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .header__inner > .logo,
    .header__inner > .nav,
    .header__inner > .header__cta,
    .header__inner > .header__menu-btn {
        opacity: 1;
        transform: none;
        animation: none;
    }
}

/* ------------------------------ FOOTER ------------------------------ */

.footer {
    background-color: var(--bg-darker);
    border-top: 1px solid var(--glass-border);
    padding: 4rem 5% 1.5rem 5%;
}

.footer__container {
    max-width: 1200px;
    margin: 0 auto;
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer__brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer__description {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer__title {
    font-family: 'Poppins', sans-serif;
    color: var(--text-white);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer__link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    transition: color 0.3s ease;
}

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

.footer__icon {
    width: 18px;
    height: 18px;
    color: var(--primary-color);
}

.footer__socials {
    display: flex;
    gap: 1rem;
}

.social__icon-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-white);
    transition: all 0.3s ease;
}

.social__icon-link svg {
    width: 20px;
    height: 20px;
}

.social__icon-link:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(153, 102, 221, 0.3);
}

.payments__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.8rem;
}

.payment__badge {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.6rem;
    border-radius: 0.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.payment__badge svg {
    width: 16px;
    color: var(--primary-color);
}

.payment__badge img {
    width: 16px;
}

.footer__bottom {
    border-top: 1px solid var(--glass-border);
    padding-top: 1.5rem;
    text-align: center;
    color: rgba(198, 198, 209, 0.4);
    font-size: 0.85rem;
}

/* ------------------------------ FOOTER ENTRANCE ANIMATION ------------------------------ */

.footer-reveal--pending {
    opacity: 0;
    transform: translateY(2rem);
    transition: opacity 0.7s cubic-bezier(0.165, 0.84, 0.44, 1), transform 0.7s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.footer-reveal--pending.footer-reveal--visible {
    opacity: 1;
    transform: translateY(0);
}

/* ------------------------------ BACK TO TOP ------------------------------ */

.back-to-top {
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    color: var(--text-white);
    backdrop-filter: blur(0.625rem);
    box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 95;
    opacity: 0;
    pointer-events: none;
    transform: translateY(0.625rem) scale(0.95);
    transition: opacity 0.3s ease, transform 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
}

.back-to-top svg {
    width: 1.1rem;
    height: 1.1rem;
}

.back-to-top:hover {
    background: rgba(153, 102, 221, 0.25);
    border-color: rgba(153, 102, 221, 0.5);
}

.back-to-top--visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0) scale(1);
}

/* ------------------------------ RESPONSIVE SHARED ------------------------------ */

@media (max-width: 1122px) {
    .back-to-top {
        display: none;
    }

    .promo-banner {
        position: absolute;
        top: 0;
        left: 0;
        z-index: 102;
        padding: 0;
    }

    .promo-banner__link {
        padding: 1px;
    }

    .header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
    }

    .header__inner {
        width: 100%;
        margin: 0;
        padding: 1.2rem 5% 0.5rem 5%;
        background-color: #0000003b;
        backdrop-filter: blur(5px);
    }

    .header__menu-btn {
        display: flex;
    }

    .header__cta {
        display: none;
    }

    .logo__img {
        height: 3rem;
    }

    .logo__name {
        font-size: 1.2rem;
    }

    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--bg-dark);
        border-bottom: 0.0625rem solid var(--glass-border);
        border-radius: 0 0 1.5rem 1.5rem;
        padding: 2rem;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transform: translateY(-0.85rem) scale(0.985);
        transform-origin: top center;
        filter: blur(0.45rem);
        clip-path: inset(0 0 100% 0 round 0 0 1.5rem 1.5rem);
        box-shadow: 0 1rem 2.2rem rgba(0, 0, 0, 0.34);
        transition:
            opacity 0.34s ease,
            transform 0.48s cubic-bezier(0.22, 1, 0.36, 1),
            filter 0.38s ease,
            clip-path 0.45s cubic-bezier(0.22, 1, 0.36, 1),
            visibility 0s linear 0.45s;
    }

    .nav__list {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

    .nav__item {
        opacity: 0;
        transform: translateY(-0.45rem);
        transition: opacity 0.3s ease, transform 0.42s cubic-bezier(0.22, 1, 0.36, 1);
    }

    .nav__item--mobile-cta {
        display: block;
        margin-top: 1rem;
        width: 100%;
        text-align: center;
    }

    .header__menu-checkbox:checked ~ .nav {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: translateY(0) scale(1);
        filter: blur(0);
        clip-path: inset(0 0 0 0 round 0 0 1.5rem 1.5rem);
        transition-delay: 0s;
    }

    .header__menu-checkbox:checked ~ .nav .nav__item {
        opacity: 1;
        transform: translateY(0);
    }

    .header__menu-checkbox:checked ~ .nav .nav__item:nth-child(1) {
        transition-delay: 0.04s;
    }

    .header__menu-checkbox:checked ~ .nav .nav__item:nth-child(2) {
        transition-delay: 0.08s;
    }

    .header__menu-checkbox:checked ~ .nav .nav__item:nth-child(3) {
        transition-delay: 0.12s;
    }

    .header__menu-checkbox:checked ~ .nav .nav__item:nth-child(4) {
        transition-delay: 0.16s;
    }

    .header__menu-checkbox:checked ~ .nav .nav__item:nth-child(5) {
        transition-delay: 0.2s;
    }

    .header__menu-checkbox:checked ~ .nav .nav__item:nth-child(6) {
        transition-delay: 0.24s;
    }

    .header__menu-checkbox:checked + .header__menu-btn::before {
        transform: translateY(0.5rem) rotate(45deg);
    }

    .header__menu-checkbox:checked + .header__menu-btn .header__menu-icon {
        opacity: 0;
    }

    .header__menu-checkbox:checked + .header__menu-btn::after {
        transform: translateY(-0.5rem) rotate(-45deg);
    }
}

@media (max-width: 964px) {
    .promo-banner__text {
        font-size: 0.75rem;
    }

    .footer__grid {
        gap: 2rem;
    }
}

@media (max-width: 346px) {
    .promo-banner__text {
        font-size: 0.68rem;
    }

    .header__inner {
        padding: 0.9rem 4% 0.5rem 4%;
    }

    .logo {
        gap: 0.35rem;
    }

    .logo__img {
        height: 2.5rem;
    }

    .logo__name {
        font-size: 1rem;
    }

    .nav {
        padding: 1.25rem 1rem;
    }

    .nav__list {
        gap: 1rem;
    }

    .nav__link {
        font-size: 1rem;
    }

    .nav__item--mobile-cta .btn {
        width: 100%;
        justify-content: center;
    }

    .footer {
        padding: 3rem 4% 1.25rem 4%;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 2rem;
    }

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

@media (max-width: 280px) {
    .header__inner {
        display: flex;
        flex-direction: column;
        padding: 1rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .promo-banner::before,
    .promo-banner::after {
        animation: none;
    }

    .promo-banner__link,
    .promo-banner__link::before,
    .promo-banner__text {
        transition: none;
    }

    .nav,
    .nav__item,
    .header__menu-btn::before,
    .header__menu-btn::after,
    .header__menu-icon {
        transition: none;
        animation: none;
    }

    .footer-reveal--pending {
        opacity: 1;
        transform: none;
        transition: none;
    }
}