* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background:
        radial-gradient(circle at 20% 20%, rgba(124, 92, 255, 0.09), transparent 30%),
        radial-gradient(circle at 85% 30%, rgba(124, 92, 255, 0.08), transparent 35%),
        linear-gradient(135deg, #17182b, #1b1d33 45%, #171829);
    color: #ffffff;
}

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

.container {
    width: min(1400px, calc(100% - 80px));
    margin: 0 auto;
}

/* =========================
   Header / Navbar
========================= */

.site-header {
    height: 86px;
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    background: rgba(23, 24, 43, 0.86);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.navbar {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 35px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 13px;
    flex-shrink: 0;
}

.brand-mark {
    width: 44px;
    height: 44px;
    border-radius: 13px;

    display: grid;
    place-items: center;

    font-size: 24px;
    font-weight: 900;
    font-style: italic;

    color: white;

    background:
        linear-gradient(135deg,
            #c05cff,
            #6258ff);

    box-shadow:
        0 10px 30px rgba(112, 79, 255, 0.2);
}

.brand span {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex: 1;
}

.nav-links a {
    padding: 12px 16px;
    border-radius: 10px;

    color: #c7c5d7;

    font-size: 15px;
    font-weight: 500;

    transition:
        background 0.2s ease,
        color 0.2s ease;
}

.nav-links a:hover {
    color: #ffffff;
    background: rgba(137, 105, 255, 0.09);
}

.nav-links a.active {
    color: #ffffff;

    background:
        linear-gradient(135deg,
            rgba(171, 95, 255, 0.18),
            rgba(95, 82, 255, 0.15));

    border: 1px solid rgba(174, 144, 255, 0.09);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-icon-btn,
.mobile-menu-btn {
    border: 0;
    outline: 0;
    cursor: pointer;
    color: white;
    background: transparent;
}

.nav-icon-btn {
    width: 42px;
    height: 42px;

    border-radius: 11px;

    display: grid;
    place-items: center;

    font-size: 25px;
}

.nav-icon-btn:hover {
    background: rgba(255, 255, 255, 0.05);
}

.nav-login,
.nav-signup {
    height: 46px;
    min-width: 104px;

    border-radius: 11px;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    font-size: 14px;
    font-weight: 600;

    transition: 0.2s ease;
}

.nav-login {
    border: 1px solid rgba(174, 160, 255, 0.32);
    background: rgba(255, 255, 255, 0.01);
}

.nav-login:hover {
    background: rgba(255, 255, 255, 0.05);
}

.nav-signup {
    background:
        linear-gradient(135deg,
            #9c5cff,
            #6254ff);

    box-shadow:
        0 10px 25px rgba(99, 73, 255, 0.18);
}

.nav-signup:hover {
    transform: translateY(-2px);
}

.mobile-menu-btn {
    display: none;

    width: 42px;
    height: 42px;

    border-radius: 10px;

    font-size: 22px;
}

.mobile-menu-btn:hover {
    background: rgba(255, 255, 255, 0.05);
}

/* Hero */

.hero {
    min-height: 650px;
    padding: 80px 0 40px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    width: 520px;
    height: 520px;
    right: -150px;
    top: -180px;
    border: 1px solid rgba(147, 112, 255, 0.1);
    transform: rotate(45deg);
    border-radius: 80px;
}

.hero::after {
    content: "";
    position: absolute;
    width: 500px;
    height: 120px;
    right: 140px;
    top: 140px;
    background: linear-gradient(90deg,
            transparent,
            rgba(132, 92, 255, 0.08),
            transparent);
    transform: rotate(-45deg);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 70px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 11px 18px;
    border-radius: 14px;
    font-size: 13px;
    color: #c8c5df;
    background: rgba(128, 102, 220, 0.12);
    border: 1px solid rgba(180, 150, 255, 0.08);
    margin-bottom: 25px;
}

.hero-badge span {
    width: 1px;
    height: 20px;
    background: rgba(255, 255, 255, 0.25);
}

.hero h1 {
    margin: 0;
    font-size: clamp(58px, 6vw, 94px);
    line-height: 0.95;
    letter-spacing: -4px;
    font-weight: 800;
}

.hero h1 span {
    display: inline-block;
    margin-top: 12px;
    background: linear-gradient(90deg, #ca5cff, #6d66ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-description {
    margin-top: 30px;
    color: #c5c3d7;
    font-size: 18px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 20px;
    margin-top: 32px;
}

.btn {
    min-width: 190px;
    height: 62px;
    border-radius: 13px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    font-size: 17px;
    font-weight: 700;
    transition: 0.25s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #9b5cff, #5d4dff);
    box-shadow: 0 18px 45px rgba(98, 69, 255, 0.25);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 22px 55px rgba(98, 69, 255, 0.35);
}

.btn-secondary {
    border: 1px solid rgba(174, 157, 255, 0.5);
    background: rgba(255, 255, 255, 0.015);
}

.btn-secondary:hover {
    background: rgba(122, 92, 255, 0.1);
}

/* Feature Cards */

.hero-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.feature-card {
    min-height: 142px;
    padding: 26px;
    border-radius: 18px;
    border: 1px solid rgba(180, 170, 255, 0.13);
    background:
        linear-gradient(135deg,
            rgba(255, 255, 255, 0.035),
            rgba(130, 100, 220, 0.05));
    display: flex;
    align-items: center;
    gap: 22px;
    transition: 0.25s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(155, 102, 255, 0.35);
    background: rgba(127, 97, 210, 0.08);
}

.feature-icon {
    min-width: 68px;
    height: 68px;
    display: grid;
    place-items: center;
    border-radius: 17px;
    font-size: 30px;
    background: linear-gradient(135deg,
            rgba(129, 102, 255, 0.22),
            rgba(165, 94, 255, 0.14));
}

.feature-card h3 {
    margin: 0 0 8px;
    font-size: 18px;
}

.feature-card p {
    margin: 0;
    color: #a9a6bf;
    font-size: 14px;
}

/* Stats */

.stats-section {
    padding-bottom: 30px;
}

.stats-box {
    min-height: 120px;
    padding: 25px 36px;
    border-radius: 20px;
    border: 1px solid rgba(187, 174, 255, 0.13);
    background: rgba(255, 255, 255, 0.025);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 25px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 18px;
}

.stat-icon {
    font-size: 34px;
    color: #8e68ff;
}

.stat-item strong {
    display: block;
    font-size: 21px;
    margin-bottom: 5px;
}

.stat-item span {
    color: #aaa7bd;
    font-size: 14px;
}

.stat-divider {
    width: 1px;
    height: 52px;
    background: rgba(255, 255, 255, 0.13);
}

.payment-area {
    display: flex;
    align-items: center;
    gap: 25px;
    color: #bbb8cc;
    font-size: 14px;
}

.payment-methods {
    display: flex;
    gap: 10px;
}

.payment-methods div {
    min-width: 72px;
    height: 48px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    display: grid;
    place-items: center;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.025);
}

/* How It Works */

.how-it-works {
    padding: 0 0 80px;
}

.how-it-works .container {
    padding: 42px 45px;
    border-radius: 22px;
    border: 1px solid rgba(190, 176, 255, 0.1);
    background:
        linear-gradient(135deg,
            rgba(112, 84, 207, 0.08),
            rgba(255, 255, 255, 0.02));
}

.section-top {
    display: flex;
    align-items: end;
    justify-content: space-between;
    margin-bottom: 35px;
}

.section-label {
    font-size: 13px;
    letter-spacing: 4px;
    color: #aaa3d1;
}

.section-top h2 {
    margin: 12px 0 0;
    font-size: 37px;
}

.section-top h2 span {
    background: linear-gradient(90deg, #b959ff, #7368ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-top>p {
    color: #aaa7c3;
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 24px;
    align-items: center;
}

.step-card {
    min-height: 150px;
    position: relative;
    border-radius: 17px;
    border: 1px solid rgba(182, 170, 255, 0.12);
    background: rgba(255, 255, 255, 0.03);
    padding: 27px;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 18px;
    align-items: center;
}

.step-number {
    position: absolute;
    top: 16px;
    left: 16px;
    width: 31px;
    height: 31px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #9c5cff, #5d53ff);
    font-size: 13px;
    font-weight: 800;
}

.step-icon {
    width: 75px;
    height: 75px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 27px;
    background: rgba(116, 92, 220, 0.12);
    margin-left: 14px;
}

.step-card h3 {
    margin: 0 0 10px;
    font-size: 18px;
}

.step-card p {
    margin: 0;
    color: #aaa7bd;
    line-height: 1.6;
    font-size: 14px;
}

.step-arrow {
    font-size: 34px;
    color: #8a6fff;
}

/* Responsive */

@media (max-width: 1100px) {

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

    .hero-features {
        margin-top: 20px;
    }

    .stats-box {
        flex-wrap: wrap;
    }

    .stat-divider {
        display: none;
    }

    .payment-area {
        width: 100%;
        justify-content: space-between;
    }

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

    .step-arrow {
        display: none;
    }
}

@media (max-width: 700px) {

    .container {
        width: min(100% - 32px, 1400px);
    }

    .hero {
        padding-top: 50px;
    }

    .hero h1 {
        font-size: 55px;
        letter-spacing: -2px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .hero-features {
        grid-template-columns: 1fr;
    }

    .stats-box {
        align-items: flex-start;
        flex-direction: column;
    }

    .payment-area {
        flex-direction: column;
        align-items: flex-start;
    }

    .payment-methods {
        flex-wrap: wrap;
    }

    .how-it-works .container {
        padding: 28px 20px;
    }

    .section-top {
        align-items: flex-start;
        flex-direction: column;
    }

    .section-top h2 {
        font-size: 29px;
    }
}

@media (max-width: 950px) {

    .nav-links {
        position: absolute;
        top: 86px;
        left: 16px;
        right: 16px;

        display: none;
        flex-direction: column;
        align-items: stretch;

        padding: 15px;

        border-radius: 16px;
        border: 1px solid rgba(255, 255, 255, 0.09);

        background: #1b1c31;

        box-shadow:
            0 25px 50px rgba(0, 0, 0, 0.3);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links a {
        width: 100%;
    }

    .mobile-menu-btn {
        display: grid;
        place-items: center;
    }
}

@media (max-width: 650px) {

    .site-header {
        height: 74px;
    }

    .brand-mark {
        width: 38px;
        height: 38px;
        font-size: 20px;
    }

    .brand span {
        font-size: 19px;
    }

    .nav-login,
    .nav-icon-btn {
        display: none;
    }

    .nav-signup {
        height: 40px;
        min-width: 90px;
    }

    .nav-links {
        top: 74px;
    }
}