* {
    box-sizing: border-box;
}

:root {
    --bg-1: #020617;
    --bg-2: #06101f;
    --bg-3: #0b1c30;

    --text-1: #f8fbff;
    --text-2: #cbd5e1;
    --text-3: #94a3b8;

    --ocean-1: #b8f3ff;
    --ocean-2: #67e8f9;
    --ocean-3: #38bdf8;
    --ocean-4: #0ea5e9;
    --ocean-5: #2563eb;

    --card-bg: rgba(15, 23, 42, 0.72);
    --border: rgba(125, 211, 252, 0.14);

    --gradient-main: linear-gradient(135deg,
            #b8f3ff 0%,
            #67e8f9 18%,
            #38bdf8 42%,
            #0ea5e9 68%,
            #2563eb 100%);

    --shadow-main: 0 20px 60px rgba(0, 0, 0, 0.28);
    --shadow-glow: 0 0 30px rgba(56, 189, 248, 0.14);

    --radius-sm: 14px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 34px;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Tahoma, sans-serif;
    color: var(--text-1);
    min-height: 100vh;
    overflow-x: hidden;
    background:
        radial-gradient(circle at 10% 10%, rgba(56, 189, 248, 0.16), transparent 20%),
        radial-gradient(circle at 85% 15%, rgba(37, 99, 235, 0.14), transparent 18%),
        radial-gradient(circle at 50% 80%, rgba(14, 165, 233, 0.10), transparent 24%),
        linear-gradient(to bottom, var(--bg-1), var(--bg-2) 55%, var(--bg-1));
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.02), transparent 20%),
        radial-gradient(circle at 80% 30%, rgba(255, 255, 255, 0.015), transparent 18%);
    z-index: 0;
}

.success-section {
    position: relative;
    min-height: 100vh;
    padding: 84px 0 72px;
    overflow: hidden;
}

.success-section::before {
    content: "";
    position: absolute;
    width: 380px;
    height: 380px;
    top: -120px;
    right: -120px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.16), transparent 65%);
    filter: blur(40px);
    pointer-events: none;
}

.success-section::after {
    content: "";
    position: absolute;
    width: 340px;
    height: 340px;
    bottom: -120px;
    left: -120px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.16), transparent 65%);
    filter: blur(40px);
    pointer-events: none;
}

.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

.title-box {
    max-width: 780px;
    margin: 0 auto 72px;
    text-align: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(14, 165, 233, 0.10);
    border: 1px solid rgba(56, 189, 248, 0.18);
    color: #c8f6ff;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    box-shadow: var(--shadow-glow);
}

.title-box h1 {
    margin: 22px 0 0;
    font-size: 58px;
    line-height: 1.12;
    font-weight: 900;
    letter-spacing: -0.04em;
}

.title-box h1 span {
    display: block;
    margin-top: 8px;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.title-box p {
    margin: 18px auto 0;
    max-width: 700px;
    color: var(--text-2);
    font-size: 18px;
    line-height: 2;
}

.timeline {
    position: relative;
    width: 100%;
    max-width: 1080px;
    margin: 0 auto;
    padding: 20px 0 10px;
}

.line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    transform: translateX(-50%);
    background: linear-gradient(to bottom,
            rgba(56, 189, 248, 0),
            rgba(56, 189, 248, 0.95),
            rgba(56, 189, 248, 0));
    box-shadow: 0 0 18px rgba(56, 189, 248, 0.28);
}

.item {
    position: relative;
    width: 50%;
    margin-bottom: 34px;
    padding: 0 34px;
}

.item.left {
    margin-right: auto;
    margin-left: 0;
    text-align: right;
}

.item.right {
    margin-left: auto;
    margin-right: 0;
    text-align: right;
}

.dot {
    position: absolute;
    top: 30px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--ocean-3);
    box-shadow:
        0 0 0 8px rgba(56, 189, 248, 0.10),
        0 0 24px rgba(56, 189, 248, 0.75);
    z-index: 3;
}

.item.left .dot {
    right: -9px;
    left: auto;
}

.item.right .dot {
    left: -9px;
    right: auto;
}

.card {
    position: relative;
    width: 100%;
    max-width: 100%;
    border-radius: var(--radius-lg);
    padding: 26px;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(14, 165, 233, 0.03)),
        var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow-main);
    transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
    overflow: hidden;
}

.card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg,
            rgba(184, 243, 255, 0.16),
            rgba(56, 189, 248, 0.06),
            rgba(37, 99, 235, 0.10));
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    -webkit-mask-composite: xor;
    pointer-events: none;
    opacity: 0.55;
}

.card:hover {
    transform: translateY(-6px);
    border-color: rgba(125, 211, 252, 0.22);
    box-shadow:
        0 28px 70px rgba(0, 0, 0, 0.30),
        0 0 24px rgba(56, 189, 248, 0.08);
}

.step {
    width: 50px;
    height: 50px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-main);
    color: #031321;
    font-size: 18px;
    font-weight: 900;
    margin-bottom: 14px;
    box-shadow: 0 0 24px rgba(56, 189, 248, 0.18);
}

.card h3 {
    margin: 0 0 12px;
    font-size: 24px;
    line-height: 1.5;
    font-weight: 800;
}

.card p {
    margin: 0;
    color: var(--text-2);
    line-height: 2;
    font-size: 16px;
}

.final-box {
    margin: 58px auto 0;
    max-width: 980px;
    padding: 34px;
    border-radius: var(--radius-xl);
    background:
        linear-gradient(to left, rgba(14, 165, 233, 0.12), rgba(37, 99, 235, 0.08), rgba(103, 232, 249, 0.10)),
        rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(125, 211, 252, 0.16);
    box-shadow:
        0 24px 80px rgba(14, 165, 233, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.04);
    text-align: center;
}

.final-box h2 {
    margin: 0 0 12px;
    font-size: 34px;
    line-height: 1.5;
    font-weight: 900;
}

.final-box p {
    margin: 0;
    color: var(--text-2);
    line-height: 2;
    font-size: 17px;
}

@media (max-width: 992px) {
    .title-box h1 {
        font-size: 46px;
    }

    .title-box p {
        font-size: 16px;
    }

    .line {
        left: 24px;
        transform: none;
    }

    .item,
    .item.left,
    .item.right {
        width: 100%;
        left: 0;
        right: 0;
        margin-left: 0;
        margin-right: 0;
        padding: 0 0 0 56px;
        text-align: right;
    }

    .item.left .dot,
    .item.right .dot {
        left: 16px;
        right: auto;
    }

    .card {
        width: 100%;
    }

    .final-box h2 {
        font-size: 28px;
    }
}

@media (max-width: 768px) {
    .success-section {
        padding: 56px 0 48px;
    }

    .container {
        padding: 0 16px;
    }

    .title-box {
        margin-bottom: 46px;
    }

    .badge {
        font-size: 10px;
        letter-spacing: 0.16em;
        padding: 8px 12px;
    }

    .title-box h1 {
        font-size: 34px;
        line-height: 1.2;
    }

    .title-box p {
        font-size: 15px;
        line-height: 1.9;
    }

    .timeline {
        padding-top: 8px;
    }

    .item,
    .item.left,
    .item.right {
        padding-left: 44px;
        margin-bottom: 22px;
    }

    .line {
        left: 18px;
    }

    .item.left .dot,
    .item.right .dot {
        left: 10px;
        width: 16px;
        height: 16px;
    }

    .card {
        padding: 20px;
        border-radius: 22px;
    }

    .step {
        width: 42px;
        height: 42px;
        font-size: 15px;
        border-radius: 14px;
        margin-bottom: 12px;
    }

    .card h3 {
        font-size: 20px;
        line-height: 1.5;
    }

    .card p {
        font-size: 15px;
        line-height: 1.9;
    }

    .final-box {
        margin-top: 40px;
        padding: 24px;
        border-radius: 24px;
    }

    .final-box h2 {
        font-size: 24px;
    }

    .final-box p {
        font-size: 15px;
        line-height: 1.9;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 14px;
    }

    .title-box h1 {
        font-size: 30px;
    }

    .item,
    .item.left,
    .item.right {
        padding-left: 40px;
    }

    .line {
        left: 16px;
    }

    .item.left .dot,
    .item.right .dot {
        left: 8px;
    }

    .card {
        padding: 16px;
    }

    .card h3 {
        font-size: 18px;
    }

    .card p {
        font-size: 14px;
    }

    .final-box {
        padding: 18px;
    }

    .final-box h2 {
        font-size: 20px;
    }

    .final-box p {
        font-size: 14px;
    }
}

body.fa {
    font-family: persian, Tahoma, sans-serif;
}

body.fa .item.left,
body.fa .item.right {
    text-align: right;
}

body.fa .card {
    direction: rtl;
}