.exchange-steps-section {
    width: 100%;
    padding: 4.5rem 1.5rem;
    background: linear-gradient(135deg, #f8fafc 0%, #eff6ff 50%, #fce7f3 100%);
    border-bottom: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

.steps-glow-1 {
    position: absolute;
    top: -10%;
    left: -5%;
    width: 30rem;
    height: 30rem;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, rgba(255, 255, 255, 0) 70%);
    border-radius: 50%;
    filter: blur(40px);
    pointer-events: none;
}

.steps-glow-2 {
    position: absolute;
    bottom: -10%;
    right: -5%;
    width: 30rem;
    height: 30rem;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.1) 0%, rgba(255, 255, 255, 0) 70%);
    border-radius: 50%;
    filter: blur(40px);
    pointer-events: none;
}

.exchange-steps-wrapper {
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
    position: relative;
    z-index: 5;
}

.steps-split-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: flex-start;
}

@media (min-width: 992px) {
    .steps-split-grid {
        grid-template-columns: 0.9fr 1.1fr;
    }
}

.steps-left-info {
    position: sticky;
    top: 6rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.steps-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4375rem 1rem;
    background: #ffffff;
    border: 1px solid #bfdbfe;
    border-radius: 9999px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--primary-color, #2563eb);
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.08);
    margin-bottom: 1.25rem;
}

.steps-title {
    font-size: 2rem;
    font-weight: 600;
    color: #0f172a;
    line-height: 1.35;
    letter-spacing: -0.01em;
    margin-bottom: 1rem;
}

.steps-title-highlight {
    color: var(--primary-color, #2563eb);
    background: linear-gradient(135deg, var(--primary-color, #2563eb) 0%, #7c3aed 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.steps-subtitle {
    font-size: 0.9375rem;
    font-weight: 400;
    color: #475569;
    line-height: 1.65;
    margin-bottom: 2rem;
}

.steps-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.875rem 1.75rem;
    background: var(--primary-color, #2563eb);
    color: #ffffff;
    font-weight: 500;
    font-size: 0.9375rem;
    border-radius: 8px;
    text-decoration: none;
    box-shadow: 0 8px 18px -4px rgba(37, 99, 235, 0.25);
    transition: all 0.25s ease;
}

.steps-action-btn:hover {
    background-color: var(--primary-hover, #1d4ed8);
    transform: translateY(-2px);
}

.timeline-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: relative;
}

.timeline-list::before {
    content: '';
    position: absolute;
    top: 2rem;
    bottom: 2rem;
    left: 2.25rem;
    width: 3px;
    background: linear-gradient(180deg, #2563eb 0%, #7c3aed 50%, #059669 100%);
    border-radius: 9999px;
    z-index: 1;
}

.timeline-card {
    border-radius: 14px;
    padding: 1.75rem 1.75rem 1.75rem 5.25rem;
    position: relative;
    z-index: 2;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 20px -5px rgba(15, 23, 42, 0.04);
    backdrop-filter: blur(10px);
}

.timeline-card-blue {
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
    border: 1px solid #bae6fd;
}

.timeline-card-purple {
    background: linear-gradient(135deg, #ffffff 0%, #faf5ff 100%);
    border: 1px solid #e9d5ff;
}

.timeline-card-emerald {
    background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
    border: 1px solid #a7f3d0;
}

.timeline-card:hover {
    transform: translateX(6px) translateY(-2px);
    box-shadow: 0 20px 35px -8px rgba(15, 23, 42, 0.08);
}

.timeline-num-badge {
    position: absolute;
    left: 1rem;
    top: 1.75rem;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9375rem;
    font-weight: 600;
    color: #ffffff;
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.1);
    z-index: 5;
}

.num-bg-blue {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
}

.num-bg-purple {
    background: linear-gradient(135deg, #7c3aed, #a855f7);
}

.num-bg-emerald {
    background: linear-gradient(135deg, #059669, #10b981);
}

.timeline-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.timeline-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: #0f172a;
}

.timeline-mini-tag {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.25rem 0.625rem;
    border-radius: 6px;
}

.tag-blue {
    background-color: #e0f2fe;
    color: #0369a1;
    border: 1px solid #bae6fd;
}

.tag-purple {
    background-color: #f3e8ff;
    color: #6b21a8;
    border: 1px solid #e9d5ff;
}

.tag-emerald {
    background-color: #d1fae5;
    color: #047857;
    border: 1px solid #a7f3d0;
}

.timeline-desc {
    font-size: 0.875rem;
    font-weight: 400;
    color: #475569;
    line-height: 1.6;
}

@media (max-width: 640px) {
    .timeline-list::before {
        display: none;
    }

    .timeline-card {
        padding: 1.5rem;
    }

    .timeline-num-badge {
        position: static;
        margin-bottom: 1rem;
    }
}