:root {
    color-scheme: dark;
    --bg: #050508;
    --panel: rgba(14, 16, 22, 0.88);
    --panel-strong: rgba(22, 10, 12, 0.92);
    --line: rgba(255, 58, 58, 0.38);
    --line-soft: rgba(255, 255, 255, 0.12);
    --text: #f7f7fb;
    --muted: #b6b7c2;
    --red: #ff343d;
    --gold: #ffc247;
    --green: #42f584;
    --blue: #67a5ff;
    font-family: "Rajdhani", "Trebuchet MS", sans-serif;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    background:
        radial-gradient(circle at 20% 0%, rgba(255, 52, 61, 0.18), transparent 34rem),
        radial-gradient(circle at 80% 18%, rgba(255, 194, 71, 0.08), transparent 28rem),
        linear-gradient(180deg, #07070a 0%, #050508 100%);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.34;
    background-image:
        linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(to bottom, #000, transparent 82%);
}

a { color: inherit; }

.seo-shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 24px 0 48px;
}

.seo-nav,
.seo-footer,
.seo-hero,
.seo-card,
.seo-band {
    border: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(18, 18, 24, 0.92), rgba(7, 7, 10, 0.94));
    box-shadow: 0 24px 90px rgba(255, 52, 61, 0.08);
}

.seo-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 14px;
    border-radius: 14px;
    position: sticky;
    top: 12px;
    z-index: 10;
    backdrop-filter: blur(18px);
}

.seo-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-decoration: none;
    text-transform: uppercase;
}

.seo-brand img {
    width: 36px;
    height: 36px;
    border-radius: 10px;
}

.seo-brand span span,
.accent { color: var(--red); }

.seo-nav-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.seo-nav-links a,
.seo-btn,
.seo-pill {
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    padding: 9px 13px;
    color: var(--text);
    text-decoration: none;
    font-size: 0.92rem;
    line-height: 1;
    background: rgba(255, 255, 255, 0.04);
}

.seo-nav-links a:hover,
.seo-btn:hover {
    border-color: var(--red);
    background: rgba(255, 52, 61, 0.13);
}

.seo-hero {
    margin-top: 22px;
    border-radius: 22px;
    padding: clamp(28px, 5vw, 58px);
    overflow: hidden;
    position: relative;
}

.seo-hero::after {
    content: "";
    position: absolute;
    right: -110px;
    top: -90px;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 52, 61, 0.36), transparent 62%);
    filter: blur(4px);
}

.seo-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.8rem;
    font-weight: 800;
}

h1 {
    max-width: 860px;
    margin: 16px 0 14px;
    font-size: clamp(2.2rem, 6vw, 5.4rem);
    line-height: 0.92;
    letter-spacing: 0;
}

.seo-lede {
    max-width: 760px;
    color: var(--muted);
    font-size: clamp(1.04rem, 2vw, 1.25rem);
    line-height: 1.55;
}

.seo-actions,
.seo-proof {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.seo-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.seo-btn.primary {
    border-color: transparent;
    background: linear-gradient(135deg, #ff343d, #d71924);
    box-shadow: 0 14px 40px rgba(255, 52, 61, 0.28);
}

.seo-proof .seo-pill {
    color: var(--muted);
}

.seo-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.seo-section {
    margin-top: 16px;
}

.seo-card,
.seo-band {
    border-radius: 16px;
    padding: 20px;
}

.seo-card h2,
.seo-card h3,
.seo-band h2 {
    margin: 0 0 10px;
    letter-spacing: 0.04em;
}

.seo-card p,
.seo-card li,
.seo-band p,
.seo-band li {
    color: var(--muted);
    line-height: 1.55;
}

.seo-card p:last-child,
.seo-band p:last-child {
    margin-bottom: 0;
}

.seo-card ul,
.seo-band ol,
.seo-band ul {
    padding-left: 1.15rem;
    margin-bottom: 0;
}

.seo-band {
    margin-top: 16px;
}

.seo-split {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 16px;
}

.seo-trust-grid .seo-card {
    min-height: 100%;
}

.seo-compare-wrap {
    overflow-x: auto;
    margin-top: 14px;
}

.seo-compare-table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
    overflow: hidden;
    border: 1px solid var(--line-soft);
    border-radius: 14px;
    background: rgba(0, 0, 0, 0.18);
}

.seo-compare-table th,
.seo-compare-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--line-soft);
    color: var(--muted);
    text-align: left;
    vertical-align: top;
}

.seo-compare-table th {
    color: var(--text);
    background: rgba(255, 52, 61, 0.12);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.seo-compare-table tr:last-child td {
    border-bottom: 0;
}

.seo-compare-table td:first-child {
    color: var(--text);
    font-weight: 800;
}

.seo-callout {
    border-color: rgba(255, 194, 71, 0.52);
    background: linear-gradient(135deg, rgba(255, 194, 71, 0.11), rgba(255, 52, 61, 0.08));
}

.seo-source-list a {
    color: var(--gold);
    text-decoration: none;
}

.seo-source-list a:hover {
    text-decoration: underline;
}

.seo-faq details {
    border-top: 1px solid var(--line-soft);
    padding: 14px 0;
}

.seo-faq summary {
    cursor: pointer;
    font-weight: 800;
}

.seo-faq p {
    margin-bottom: 0;
}

.seo-footer {
    margin-top: 18px;
    border-radius: 16px;
    padding: 18px;
    display: flex;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    color: var(--muted);
}

.seo-footer a {
    color: var(--text);
    text-decoration: none;
}

@media (max-width: 820px) {
    .seo-shell { width: min(100% - 22px, 1120px); padding-top: 12px; }
    .seo-nav { position: static; align-items: flex-start; }
    .seo-nav,
    .seo-split { grid-template-columns: 1fr; flex-direction: column; }
    .seo-grid { grid-template-columns: 1fr; }
    .seo-hero { padding: 26px 18px; }
    .seo-nav-links a,
    .seo-pill { min-height: 44px; padding: 12px 14px; display: inline-flex; align-items: center; }
}

:root {
    --seo-t-fast: 140ms;
    --seo-t-med: 220ms;
    --seo-t-slow: 360ms;
    --seo-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

.seo-nav-links a:focus-visible,
.seo-btn:focus-visible,
.seo-pill:focus-visible,
.seo-faq summary:focus-visible,
.seo-band a:focus-visible,
.seo-card a:focus-visible,
.seo-source-list a:focus-visible,
.seo-compare-table a:focus-visible {
    outline: 2px solid var(--red);
    outline-offset: 3px;
    border-radius: 6px;
}

.seo-card,
.seo-band {
    transition:
        transform var(--seo-t-med) var(--seo-ease-out),
        border-color var(--seo-t-med) var(--seo-ease-out),
        box-shadow var(--seo-t-med) var(--seo-ease-out);
    position: relative;
}

.seo-card::before,
.seo-band::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;
    background: linear-gradient(135deg, rgba(255, 52, 61, 0.06), transparent 42%);
    opacity: 0;
    transition: opacity var(--seo-t-med) var(--seo-ease-out);
}

.seo-card:hover,
.seo-band:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 52, 61, 0.55);
    box-shadow:
        0 24px 90px rgba(255, 52, 61, 0.14),
        0 0 0 1px rgba(255, 52, 61, 0.18);
}

.seo-card:hover::before,
.seo-band:hover::before {
    opacity: 1;
}

.seo-callout:hover {
    border-color: rgba(255, 194, 71, 0.78);
    box-shadow:
        0 24px 90px rgba(255, 194, 71, 0.14),
        0 0 0 1px rgba(255, 194, 71, 0.22);
}

.seo-callout::before {
    background: linear-gradient(135deg, rgba(255, 194, 71, 0.08), transparent 42%);
}

.seo-btn,
.seo-nav-links a,
.seo-pill {
    transition:
        transform var(--seo-t-fast) var(--seo-ease-out),
        border-color var(--seo-t-fast) var(--seo-ease-out),
        background var(--seo-t-fast) var(--seo-ease-out),
        box-shadow var(--seo-t-fast) var(--seo-ease-out),
        color var(--seo-t-fast) var(--seo-ease-out);
}

.seo-btn:hover,
.seo-nav-links a:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(255, 52, 61, 0.20);
}

.seo-pill:hover {
    border-color: rgba(255, 52, 61, 0.55);
    background: rgba(255, 52, 61, 0.10);
    color: var(--text);
}

.seo-btn:active,
.seo-nav-links a:active,
.seo-pill:active {
    transform: translateY(0);
}

.seo-btn.primary {
    position: relative;
    overflow: hidden;
}

.seo-btn.primary::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        120deg,
        transparent 0%,
        transparent 35%,
        rgba(255, 255, 255, 0.22) 50%,
        transparent 65%,
        transparent 100%
    );
    transform: translateX(-110%);
    transition: transform var(--seo-t-slow) var(--seo-ease-out);
    pointer-events: none;
}

.seo-btn.primary:hover {
    box-shadow: 0 18px 50px rgba(255, 52, 61, 0.42);
    transform: translateY(-1px);
}

.seo-btn.primary:hover::before {
    transform: translateX(110%);
}

.seo-kicker::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 12px rgba(255, 194, 71, 0.85);
    vertical-align: middle;
    margin-right: 2px;
}

.accent {
    text-shadow: 0 0 28px rgba(255, 52, 61, 0.42);
}

.seo-hero::before {
    content: "";
    position: absolute;
    left: -120px;
    bottom: -100px;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 194, 71, 0.20), transparent 65%);
    filter: blur(6px);
    animation: seo-blob-breathe 8s ease-in-out infinite alternate;
    pointer-events: none;
}

@keyframes seo-blob-breathe {
    from { transform: scale(1); opacity: 0.65; }
    to { transform: scale(1.16); opacity: 1; }
}

.seo-faq summary {
    position: relative;
    padding-right: 32px;
    list-style: none;
    transition: color var(--seo-t-fast) var(--seo-ease-out);
}

.seo-faq summary::-webkit-details-marker { display: none; }
.seo-faq summary::marker { content: ""; }

.seo-faq summary::after {
    content: "";
    position: absolute;
    right: 8px;
    top: 50%;
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--red);
    border-bottom: 2px solid var(--red);
    transform: translateY(-70%) rotate(45deg);
    transition: transform var(--seo-t-fast) var(--seo-ease-out);
}

.seo-faq details[open] summary::after {
    transform: translateY(-30%) rotate(-135deg);
}

.seo-faq summary:hover {
    color: var(--red);
}

.seo-faq details[open] summary {
    color: var(--red);
}

.seo-faq details[open] {
    background: rgba(255, 52, 61, 0.03);
    border-left: 2px solid var(--red);
    padding-left: 12px;
    margin-left: -14px;
}

.seo-compare-table tbody tr {
    transition: background var(--seo-t-fast) var(--seo-ease-out);
}

.seo-compare-table tbody tr:hover {
    background: rgba(255, 52, 61, 0.06);
}

.seo-compare-table tbody td:first-child {
    position: relative;
    padding-left: 22px;
}

.seo-compare-table tbody td:first-child::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 14px;
    bottom: 14px;
    width: 2px;
    background: var(--red);
    border-radius: 2px;
    opacity: 0.45;
    transition: opacity var(--seo-t-fast) var(--seo-ease-out);
}

.seo-compare-table tbody tr:hover td:first-child::before {
    opacity: 1;
}

.seo-band p a,
.seo-card p a,
.seo-compare-table td a {
    color: var(--red);
    text-decoration: none;
    position: relative;
    transition: color var(--seo-t-fast) var(--seo-ease-out);
}

.seo-band p a::after,
.seo-card p a::after,
.seo-compare-table td a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 100%;
    bottom: -2px;
    height: 1px;
    background: currentColor;
    transition: right var(--seo-t-med) var(--seo-ease-out);
}

.seo-band p a:hover,
.seo-card p a:hover,
.seo-compare-table td a:hover {
    color: #ff5d65;
}

.seo-band p a:hover::after,
.seo-card p a:hover::after,
.seo-compare-table td a:hover::after {
    right: 0;
}

.seo-footer {
    position: relative;
}

.seo-footer::before {
    content: "";
    position: absolute;
    top: -1px;
    left: 18%;
    right: 18%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 52, 61, 0.5), transparent);
    pointer-events: none;
}

.seo-footer a {
    transition: color var(--seo-t-fast) var(--seo-ease-out);
}

.seo-footer a:hover {
    color: var(--red);
}

.seo-skip-link {
    position: absolute;
    top: -100px;
    left: 16px;
    z-index: 100;
    padding: 10px 16px;
    background: var(--red);
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 800;
    font-size: 0.9rem;
    transition: top var(--seo-t-fast) var(--seo-ease-out);
}

.seo-skip-link:focus {
    top: 16px;
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

.seo-nav-links a[aria-current="page"] {
    border-color: var(--red);
    background: rgba(255, 52, 61, 0.15);
    color: var(--text);
    font-weight: 800;
}

.seo-breadcrumb {
    margin: 18px 0 -6px;
    padding: 8px 14px;
    font-size: 0.84rem;
    color: var(--muted);
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.18);
    display: inline-block;
}

.seo-breadcrumb a {
    color: var(--muted);
    text-decoration: none;
    transition: color var(--seo-t-fast) var(--seo-ease-out);
}

.seo-breadcrumb a:hover {
    color: var(--red);
}

.seo-breadcrumb span[aria-current="page"] {
    color: var(--text);
    font-weight: 700;
}

.seo-breadcrumb span[aria-hidden="true"] {
    margin: 0 6px;
    color: var(--line);
}

.seo-steplist {
    counter-reset: seo-step;
    list-style: none;
    padding: 0;
    margin: 18px 0 0;
    display: grid;
    gap: 14px;
}

.seo-step {
    position: relative;
    padding: 20px 20px 20px 74px;
    border: 1px solid var(--line-soft);
    border-radius: 14px;
    background: rgba(0, 0, 0, 0.22);
    transition: border-color var(--seo-t-med) var(--seo-ease-out),
                box-shadow var(--seo-t-med) var(--seo-ease-out),
                transform var(--seo-t-med) var(--seo-ease-out);
}

.seo-step::before {
    counter-increment: seo-step;
    content: counter(seo-step);
    position: absolute;
    left: 16px;
    top: 18px;
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--red), #d71924);
    color: var(--text);
    font-weight: 900;
    font-size: 1.1rem;
    box-shadow: 0 8px 24px rgba(255, 52, 61, 0.32);
}

.seo-step h3 {
    margin: 0 0 8px;
    color: var(--text);
    font-size: 1.15rem;
    letter-spacing: 0.02em;
}

.seo-step p,
.seo-step ul,
.seo-step ol {
    color: var(--muted);
    margin: 0 0 10px;
    line-height: 1.55;
}

.seo-step ul,
.seo-step ol {
    padding-left: 1.15rem;
}

.seo-step p:last-child,
.seo-step ul:last-child,
.seo-step ol:last-child {
    margin-bottom: 0;
}

.seo-step-tip {
    padding: 10px 14px;
    border-left: 2px solid var(--gold);
    background: rgba(255, 194, 71, 0.05);
    border-radius: 0 8px 8px 0;
    font-size: 0.94rem;
    color: var(--muted);
}

.seo-step-tip strong {
    color: var(--gold);
}

.seo-step-warn {
    padding: 10px 14px;
    border-left: 2px solid var(--red);
    background: rgba(255, 52, 61, 0.06);
    border-radius: 0 8px 8px 0;
    font-size: 0.94rem;
    color: var(--muted);
}

.seo-step-warn strong {
    color: var(--red);
}

.seo-step:hover {
    border-color: rgba(255, 52, 61, 0.45);
    box-shadow: 0 16px 60px rgba(255, 52, 61, 0.10);
    transform: translateY(-1px);
}

.seo-statgrid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.seo-stat {
    padding: 18px 14px;
    border: 1px solid var(--line-soft);
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(255, 52, 61, 0.06), rgba(0, 0, 0, 0.18));
    text-align: center;
    transition: border-color var(--seo-t-med) var(--seo-ease-out),
                transform var(--seo-t-med) var(--seo-ease-out),
                box-shadow var(--seo-t-med) var(--seo-ease-out);
}

.seo-stat:hover {
    border-color: rgba(255, 52, 61, 0.45);
    transform: translateY(-2px);
    box-shadow: 0 16px 60px rgba(255, 52, 61, 0.12);
}

.seo-stat-value {
    display: block;
    font-size: clamp(1.6rem, 3.5vw, 2.3rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--red), var(--gold));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -0.02em;
    line-height: 1;
}

.seo-stat-label {
    display: block;
    margin-top: 8px;
    color: var(--muted);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
}

@media (prefers-reduced-motion: reduce) {
    .seo-card,
    .seo-band,
    .seo-btn,
    .seo-nav-links a,
    .seo-pill,
    .seo-btn.primary::before,
    .seo-faq summary::after,
    .seo-hero::before,
    .seo-compare-table tbody tr,
    .seo-band p a::after,
    .seo-card p a::after,
    .seo-compare-table td a::after,
    .seo-card::before,
    .seo-band::before,
    .seo-step,
    .seo-stat {
        transition: none !important;
        animation: none !important;
    }
    .seo-card:hover,
    .seo-band:hover,
    .seo-btn:hover,
    .seo-nav-links a:hover,
    .seo-btn.primary:hover,
    .seo-pill:hover,
    .seo-step:hover,
    .seo-stat:hover {
        transform: none !important;
    }
}