html,
body {
    height: 100%;
    width: 100%;
}

* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

body.home-page {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-family: "PingFang SC", "Microsoft YaHei", "Roboto", -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 400;
    margin: 0;
    color: #e8ecf4;
    background: #0b0f1a;
    line-height: 1.6;
}

a {
    color: #7eb8ff;
    text-decoration: none;
    transition: color 0.2s, background 0.2s, border-color 0.2s;
}

a:hover {
    color: #a8d4ff;
}

.container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 15, 26, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-weight: 600;
    font-size: 18px;
}

.brand:hover {
    color: #fff;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, #c9a227, #e8c547);
    color: #1a1408;
    font-size: 14px;
    font-weight: 800;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.nav-links > a:not(.btn) {
    padding: 8px 12px;
    color: #9aa8c7;
    font-size: 14px;
}

.nav-links > a:not(.btn):hover {
    color: #fff;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 8px 18px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid transparent;
    cursor: pointer;
    text-align: center;
}

.btn-lg {
    padding: 12px 28px;
    font-size: 15px;
}

.btn-primary {
    background: linear-gradient(135deg, #c9a227, #dbb83a);
    color: #1a1408 !important;
    border-color: #dbb83a;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #dbb83a, #ecd15a);
    color: #1a1408 !important;
}

.btn-outline {
    border-color: rgba(255, 255, 255, 0.2);
    color: #e8ecf4 !important;
    background: transparent;
}

.btn-outline:hover {
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.05);
}

.btn-ghost {
    color: #9aa8c7 !important;
}

.btn-ghost:hover {
    color: #fff !important;
}

/* Hero */
.hero {
    padding: 72px 0 88px;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(201, 162, 39, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 100% 0%, rgba(64, 120, 255, 0.08), transparent),
        #0b0f1a;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.eyebrow {
    display: inline-block;
    margin: 0 0 12px;
    padding: 4px 12px;
    font-size: 13px;
    color: #c9a227;
    background: rgba(201, 162, 39, 0.12);
    border-radius: 999px;
    border: 1px solid rgba(201, 162, 39, 0.25);
}

.hero h1 {
    margin: 0 0 20px;
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: #fff;
}

.hero h1 span {
    color: #c9a227;
}

.lead {
    margin: 0 0 28px;
    font-size: 17px;
    color: #9aa8c7;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 28px;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.hero-tags li {
    padding: 6px 12px;
    font-size: 12px;
    color: #7a8aa8;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
}

.hero-trust {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin: 20px 0 0;
    padding: 14px 16px;
    font-size: 14px;
    color: #a8b8d8;
    line-height: 1.55;
    background: rgba(64, 140, 255, 0.08);
    border: 1px solid rgba(64, 140, 255, 0.2);
    border-radius: 10px;
}

.hero-trust .fa {
    margin-top: 3px;
    color: #5cb87a;
    font-size: 16px;
    flex-shrink: 0;
}

/* Mock chat */
.hero-card {
    display: flex;
    justify-content: center;
}

.mock-chat {
    width: 100%;
    max-width: 380px;
    background: #141b2d;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.mock-chat-head {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: #1a2338;
    font-size: 13px;
    color: #9aa8c7;
}

.mock-chat-head .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #3d4f6f;
}

.mock-chat-head .dot:nth-child(1) { background: #ff5f57; }
.mock-chat-head .dot:nth-child(2) { background: #febc2e; }
.mock-chat-head .dot:nth-child(3) { background: #28c840; }

.mock-chat-body {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-height: 220px;
}

.bubble {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 13px;
    line-height: 1.4;
}

.bubble.in {
    align-self: flex-start;
    background: #1e2a42;
    color: #c5d0e6;
    border-bottom-left-radius: 4px;
}

.bubble.out {
    align-self: flex-end;
    background: linear-gradient(135deg, #2a5a9e, #3d7ac4);
    color: #fff;
    border-bottom-right-radius: 4px;
}

.mock-caption {
    margin: 0;
    padding: 12px 16px;
    font-size: 11px;
    color: #5c6b88;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* Sections */
.section {
    padding: 72px 0;
}

.section-title {
    margin: 0 0 12px;
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    text-align: center;
}

.section-desc {
    margin: 0 auto 48px;
    max-width: 560px;
    text-align: center;
    color: #9aa8c7;
    font-size: 16px;
}

.features {
    background: #0e1320;
}

/* Auto advantages */
.auto-adv {
    background: linear-gradient(180deg, #0e1320 0%, #0b0f1a 100%);
}

.auto-stat {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 32px;
    align-items: center;
    max-width: 920px;
    margin: 0 auto 40px;
    padding: 28px 32px;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.14), rgba(92, 184, 122, 0.08));
    border: 1px solid rgba(201, 162, 39, 0.35);
    border-radius: 16px;
}

.auto-stat-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 140px;
    padding-right: 8px;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.auto-stat-num {
    font-size: 56px;
    font-weight: 800;
    line-height: 1;
    color: #e8c547;
    letter-spacing: -0.03em;
}

.auto-stat-label {
    margin-top: 8px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
}

.auto-stat-copy strong {
    display: block;
    margin-bottom: 10px;
    font-size: 18px;
    color: #fff;
}

.auto-stat-copy p {
    margin: 0 0 10px;
    font-size: 15px;
    color: #9aa8c7;
    line-height: 1.65;
}

.auto-stat-copy p:last-child {
    margin-bottom: 0;
}

.auto-stat-note {
    font-size: 12px !important;
    color: #6a7a98 !important;
}

.auto-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    margin-bottom: 36px;
}

.auto-card {
    padding: 22px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 12px;
    transition: border-color 0.2s, transform 0.2s;
}

.auto-card:hover {
    border-color: rgba(201, 162, 39, 0.35);
    transform: translateY(-2px);
}

.auto-card-icon {
    width: 42px;
    height: 42px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #c9a227;
    background: rgba(201, 162, 39, 0.12);
    border-radius: 10px;
}

.auto-card h3 {
    margin: 0 0 8px;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
}

.auto-card p {
    margin: 0;
    font-size: 14px;
    color: #9aa8c7;
    line-height: 1.6;
}

.auto-compare {
    max-width: 720px;
    margin: 0 auto;
    overflow-x: auto;
}

.auto-compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.auto-compare-table th,
.auto-compare-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.auto-compare-table th {
    font-weight: 700;
    color: #fff;
    background: rgba(255, 255, 255, 0.04);
}

.auto-compare-table td {
    color: #9aa8c7;
}

.auto-compare-table td:first-child {
    color: #c8d4ea;
    font-weight: 500;
}

.auto-compare-table th:last-child,
.auto-compare-table td:last-child {
    color: #e8c547;
}

.auto-compare-highlight {
    font-weight: 700;
    color: #5cb87a !important;
}

/* Tech */
.tech {
    background: #0b0f1a;
}

.tech-compare {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 16px;
    align-items: stretch;
    max-width: 880px;
    margin: 0 auto 36px;
}

.tech-compare-col {
    padding: 22px 24px;
    border-radius: 12px;
}

.tech-compare-old {
    background: rgba(255, 80, 80, 0.06);
    border: 1px solid rgba(255, 100, 100, 0.2);
}

.tech-compare-new {
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.12), rgba(92, 184, 122, 0.08));
    border: 1px solid rgba(201, 162, 39, 0.35);
}

.tech-compare-col h4 {
    margin: 0 0 14px;
    font-size: 15px;
    font-weight: 700;
    color: #fff;
}

.tech-compare-old h4 {
    color: #c98a8a;
}

.tech-compare-new h4 {
    color: #e8c547;
}

.tech-compare-col ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.tech-compare-col li {
    position: relative;
    padding: 6px 0 6px 18px;
    font-size: 13px;
    color: #9aa8c7;
    line-height: 1.5;
}

.tech-compare-old li::before {
    content: "×";
    position: absolute;
    left: 0;
    color: #e06c6c;
    font-weight: 700;
}

.tech-compare-new li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #5cb87a;
    font-weight: 700;
}

.tech-compare-mid {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 800;
    color: #5c6b88;
    letter-spacing: 0.05em;
}

.tech-banner {
    max-width: 880px;
    margin: 0 auto 40px;
}

.tech-banner-main {
    padding: 28px 32px;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.15), rgba(64, 140, 255, 0.1));
    border: 1px solid rgba(201, 162, 39, 0.35);
    border-radius: 14px;
    text-align: center;
}

.tech-live {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    padding: 6px 14px;
    font-size: 12px;
    font-weight: 600;
    color: #5cb87a;
    background: rgba(92, 184, 122, 0.12);
    border: 1px solid rgba(92, 184, 122, 0.35);
    border-radius: 20px;
}

.tech-live .fa-circle {
    font-size: 8px;
    animation: tech-pulse 1.5s ease-in-out infinite;
}

@keyframes tech-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

.tech-banner-main strong {
    display: block;
    margin-bottom: 10px;
    font-size: 22px;
    color: #fff;
}

.tech-banner-main p {
    margin: 0;
    font-size: 15px;
    color: #9aa8c7;
    line-height: 1.65;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.tech-card {
    padding: 24px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 12px;
    transition: border-color 0.2s, transform 0.2s;
}

.tech-card:hover {
    border-color: rgba(201, 162, 39, 0.35);
    transform: translateY(-2px);
}

.tech-card-icon {
    width: 44px;
    height: 44px;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #c9a227;
    background: rgba(201, 162, 39, 0.12);
    border-radius: 10px;
}

.tech-card h3 {
    margin: 0 0 10px;
    font-size: 16px;
    color: #fff;
}

.tech-card p {
    margin: 0;
    font-size: 13px;
    color: #8a97b0;
    line-height: 1.65;
}

/* Pricing */
.pricing {
    background: #0e1320;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    align-items: stretch;
}

.pricing-card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 28px 22px 24px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.pricing-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.pricing-card-featured {
    border-color: rgba(201, 162, 39, 0.55);
    background: linear-gradient(180deg, rgba(201, 162, 39, 0.1) 0%, rgba(255, 255, 255, 0.02) 100%);
    box-shadow: 0 12px 40px rgba(201, 162, 39, 0.12);
    transform: scale(1.03);
}

.pricing-badge {
    position: absolute;
    top: 14px;
    right: 14px;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 700;
    color: #1a1408;
    background: linear-gradient(135deg, #c9a227, #e8c547);
    border-radius: 6px;
}

.pricing-name {
    margin: 0 0 16px;
    font-size: 18px;
    font-weight: 600;
    color: #fff;
}

.pricing-price {
    margin-bottom: 8px;
    line-height: 1.2;
}

.pricing-currency-tag {
    display: inline-block;
    margin-left: 10px;
    padding: 4px 12px;
    font-size: 14px;
    font-weight: 700;
    color: #1a1408;
    background: linear-gradient(135deg, #26a17b, #3dd19d);
    border-radius: 6px;
    vertical-align: middle;
}

.pricing-currency {
    font-size: 16px;
    font-weight: 700;
    color: #3dd19d;
    margin-left: 4px;
}

.pricing-currency-usdt {
    letter-spacing: 0.02em;
}

.pricing-amount {
    font-size: 40px;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.02em;
}

.pricing-price .pricing-unit {
    display: inline-block;
    margin-left: 2px;
    font-size: 14px;
    color: #9aa8c7;
    font-weight: 500;
}

.pricing-card .pricing-amount:only-child,
.pricing-price .pricing-amount:only-of-type {
    font-size: 32px;
}

.pricing-period {
    margin: 0 0 20px;
    font-size: 13px;
    color: #7a8aa8;
}

.pricing-features {
    flex: 1;
    margin: 0 0 22px;
    padding: 0;
    list-style: none;
}

.pricing-features li {
    position: relative;
    padding: 7px 0 7px 20px;
    font-size: 13px;
    color: #9aa8c7;
    line-height: 1.45;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #5cb87a;
    font-weight: 700;
}

.pricing-card .btn-block {
    display: block;
    width: 100%;
    margin-top: auto;
}

.pricing-footnote {
    margin: 28px auto 0;
    max-width: 720px;
    text-align: center;
    font-size: 13px;
    color: #6a7a96;
    line-height: 1.6;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    padding: 24px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
    border-color: rgba(201, 162, 39, 0.3);
    transform: translateY(-2px);
}

.feature-icon {
    font-size: 12px;
    font-weight: 700;
    color: #c9a227;
    margin-bottom: 12px;
    letter-spacing: 0.05em;
}

.feature-card h3 {
    margin: 0 0 10px;
    font-size: 17px;
    color: #fff;
}

.feature-card p {
    margin: 0;
    font-size: 14px;
    color: #8a97b0;
    line-height: 1.6;
}

.feature-card-highlight {
    border-color: rgba(201, 162, 39, 0.45);
    background: linear-gradient(145deg, rgba(201, 162, 39, 0.08) 0%, rgba(18, 26, 46, 0.95) 100%);
}

.feature-card-highlight .feature-icon {
    color: #e8c547;
}

.smart-rules {
    background: linear-gradient(180deg, #0a1020 0%, #0e1528 50%, #0a1020 100%);
}

.smart-rules-banner {
    max-width: 880px;
    margin: 0 auto 28px;
    padding: 20px 24px;
    border-radius: 12px;
    border: 1px solid rgba(201, 162, 39, 0.25);
    background: rgba(201, 162, 39, 0.06);
}

.smart-rules-banner strong {
    display: block;
    font-size: 18px;
    color: #e8c547;
    margin-bottom: 8px;
}

.smart-rules-banner p {
    margin: 0;
    color: #9aa8c0;
    line-height: 1.65;
    font-size: 14px;
}

.smart-template-box {
    max-width: 880px;
    margin: 32px auto 0;
    padding: 20px 24px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.02);
}

.smart-template-box h3 {
    margin: 0 0 12px;
    font-size: 16px;
    color: #fff;
}

.smart-template-list {
    margin: 0 0 12px;
    padding-left: 20px;
    color: #8a97b0;
    font-size: 14px;
    line-height: 1.8;
}

.smart-template-foot {
    margin: 0;
    font-size: 13px;
    color: #6b7890;
}

.smart-section-title {
    margin-top: 48px;
}

.bet-mode-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
    max-width: 1080px;
    margin: 0 auto 12px;
}

.bet-mode-card {
    position: relative;
    padding: 18px 16px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
}

.bet-mode-card-highlight {
    border-color: rgba(201, 162, 39, 0.45);
    background: linear-gradient(145deg, rgba(201, 162, 39, 0.1) 0%, rgba(18, 26, 46, 0.85) 100%);
}

.bet-mode-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 999px;
    background: rgba(201, 162, 39, 0.25);
    color: #e8c547;
}

.bet-mode-icon {
    color: #c9a227;
    font-size: 22px;
    margin-bottom: 10px;
}

.bet-mode-card h3 {
    margin: 0 0 8px;
    font-size: 15px;
    color: #fff;
}

.bet-mode-card p {
    margin: 0;
    font-size: 12px;
    line-height: 1.6;
    color: #8a97b0;
}

@media (max-width: 1024px) {
    .bet-mode-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 560px) {
    .bet-mode-grid {
        grid-template-columns: 1fr;
    }
}

.smart-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    max-width: 960px;
    margin: 0 auto 36px;
}

.smart-step-card {
    padding: 18px 20px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
}

.smart-step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(201, 162, 39, 0.2);
    color: #e8c547;
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 10px;
}

.smart-step-card h3 {
    margin: 0 0 8px;
    font-size: 16px;
    color: #fff;
}

.smart-step-card p {
    margin: 0;
    font-size: 13px;
    line-height: 1.65;
    color: #8a97b0;
}

.smart-subtitle {
    text-align: center;
    margin: 0 0 8px;
    font-size: 20px;
    color: #fff;
    font-weight: 600;
}

.smart-subdesc {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 24px;
    color: #8a97b0;
    font-size: 14px;
}

.smart-scenario-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    max-width: 960px;
    margin: 0 auto 36px;
}

.smart-scenario-card {
    padding: 16px 18px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.07);
    background: rgba(12, 18, 32, 0.6);
}

.smart-scenario-icon {
    color: #c9a227;
    font-size: 20px;
    margin-bottom: 8px;
}

.smart-scenario-card h4 {
    margin: 0 0 10px;
    font-size: 15px;
    color: #e8c547;
}

.smart-scenario-dl {
    margin: 0 0 8px;
    font-size: 13px;
}

.smart-scenario-dl dt {
    color: #6b7890;
    font-weight: normal;
    margin: 0 0 2px;
}

.smart-scenario-dl dd {
    margin: 0 0 8px;
    color: #c5d0e0;
    font-weight: 500;
}

.smart-scenario-note {
    margin: 0;
    font-size: 12px;
    color: #6b7890;
    font-style: italic;
}

.smart-feature-grid {
    margin-bottom: 8px;
    grid-template-columns: repeat(2, 1fr);
}

.smart-cta {
    margin-top: 20px;
    text-align: center;
}

@media (max-width: 900px) {
    .smart-steps,
    .smart-scenario-grid {
        grid-template-columns: 1fr;
    }
}

.feature-card .feature-icon .fa {
    font-size: 22px;
    color: #c9a227;
}

/* Referral */
.referral {
    background: linear-gradient(180deg, #0e1528 0%, #121a2e 100%);
}

.referral-banner {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    max-width: 880px;
    margin: 0 auto 28px;
    padding: 24px 28px;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.15), rgba(92, 184, 122, 0.1));
    border: 1px solid rgba(201, 162, 39, 0.35);
    border-radius: 14px;
}

.referral-banner-icon {
    font-size: 36px;
    line-height: 1;
    flex-shrink: 0;
    color: #e8c547;
}

.referral-banner strong {
    display: block;
    margin-bottom: 8px;
    font-size: 18px;
    color: #fff;
}

.referral-highlight {
    color: #e8c547;
}

.referral-banner p {
    margin: 0;
    font-size: 14px;
    color: #9aa8c7;
    line-height: 1.65;
}

.referral-rules {
    max-width: 720px;
    margin: 0 auto 32px;
    padding: 0;
    list-style: none;
    line-height: 1.9;
    color: #b8c4e0;
}

.referral-rules li {
    margin-bottom: 8px;
}

.referral-rules .fa {
    color: #5cb87a;
    margin-right: 8px;
}

.referral-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

/* Security */
.security {
    background: linear-gradient(180deg, #0b0f1a 0%, #0e1528 100%);
}

.security-banner {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    max-width: 880px;
    margin: 0 auto 36px;
    padding: 24px 28px;
    background: linear-gradient(135deg, rgba(92, 184, 122, 0.12), rgba(201, 162, 39, 0.08));
    border: 1px solid rgba(92, 184, 122, 0.25);
    border-radius: 14px;
}

.security-banner-icon {
    font-size: 32px;
    line-height: 1;
    flex-shrink: 0;
}

.security-banner strong {
    display: block;
    margin-bottom: 8px;
    font-size: 17px;
    color: #fff;
}

.security-banner p {
    margin: 0;
    font-size: 14px;
    color: #9aa8c7;
    line-height: 1.65;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-bottom: 28px;
}

.security-card {
    padding: 22px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 12px;
    transition: border-color 0.2s;
}

.security-card:hover {
    border-color: rgba(92, 184, 122, 0.35);
}

.security-card h3 {
    margin: 0 0 10px;
    font-size: 16px;
    color: #e8ecf4;
}

.security-card h3::before {
    content: "✓ ";
    color: #5cb87a;
    font-weight: 700;
}

.security-card p {
    margin: 0;
    font-size: 13px;
    color: #8a97b0;
    line-height: 1.65;
}

.security-card code {
    font-size: 12px;
    color: #c9a227;
    background: rgba(0, 0, 0, 0.25);
    padding: 2px 6px;
    border-radius: 4px;
}

.security-tips {
    max-width: 880px;
    margin: 0 auto;
    padding: 20px 24px;
    list-style: none;
    background: rgba(255, 255, 255, 0.02);
    border: 1px dashed rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.security-tips li {
    position: relative;
    padding: 8px 0 8px 22px;
    font-size: 14px;
    color: #9aa8c7;
    line-height: 1.55;
}

.security-tips li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #c9a227;
    font-weight: 700;
}

/* Flow */
.flow-steps {
    margin: 0;
    padding: 0;
    list-style: none;
    max-width: 720px;
    margin: 0 auto;
    counter-reset: step;
}

.flow-steps li {
    position: relative;
    padding: 20px 0 20px 56px;
    border-left: 2px solid rgba(201, 162, 39, 0.3);
    margin-left: 16px;
}

.flow-steps li:last-child {
    border-left-color: transparent;
}

.flow-steps li::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: -17px;
    top: 18px;
    width: 32px;
    height: 32px;
    line-height: 32px;
    text-align: center;
    font-size: 14px;
    font-weight: 700;
    color: #1a1408;
    background: linear-gradient(135deg, #c9a227, #dbb83a);
    border-radius: 50%;
}

.flow-steps strong {
    display: block;
    margin-bottom: 6px;
    font-size: 16px;
    color: #fff;
}

.flow-steps span {
    font-size: 14px;
    color: #8a97b0;
}

/* Highlight */
.highlight-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    padding: 40px 48px;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.12), rgba(64, 120, 255, 0.08));
    border: 1px solid rgba(201, 162, 39, 0.2);
    border-radius: 16px;
}

.highlight-box h2 {
    margin: 0 0 12px;
    font-size: 22px;
    color: #fff;
}

.highlight-box p {
    margin: 0;
    font-size: 15px;
    color: #9aa8c7;
    max-width: 560px;
}

/* FAQ */
.faq {
    background: #0e1320;
}

.faq-list {
    margin: 0;
    max-width: 720px;
    margin: 0 auto;
}

.faq-list > div {
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.faq-list > div:last-child {
    border-bottom: none;
}

.faq-list dt {
    margin: 0 0 8px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
}

.faq-list dd {
    margin: 0;
    font-size: 14px;
    color: #8a97b0;
}

/* Footer */
.footer {
    padding: 28px 0;
    background: #070a12;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    text-align: center;
}

.footer p {
    margin: 0;
    font-size: 13px;
    color: #5c6b88;
}

.footer a {
    color: #7a8aa8;
    margin-left: 8px;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-card {
        order: -1;
    }

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

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

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

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

    .auto-stat {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .auto-stat-main {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        padding-right: 0;
        padding-bottom: 20px;
    }

    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tech-compare {
        grid-template-columns: 1fr;
    }

    .tech-compare-mid {
        padding: 8px 0;
    }

    .pricing-card-featured {
        transform: none;
    }

    .highlight-box {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 640px) {
    .hero h1 {
        font-size: 30px;
    }

    .nav-links > a:not(.btn) {
        display: none;
    }

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

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

    .security-banner {
        flex-direction: column;
    }

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

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

    .auto-stat-num {
        font-size: 44px;
    }

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

    .flow-steps li {
        margin-left: 8px;
        padding-left: 48px;
    }
}