/* ==========================================================
   ASIN Intelligence
   Public Landing Page
   ========================================================== */

:root {
    --bg: #07111f;
    --bg-deep: #050d19;
    --surface: #101d31;
    --surface-2: #14233a;
    --surface-3: #0b1728;
    --border: #263b5d;
    --border-soft: rgba(118, 154, 210, 0.16);

    --text: #f5f8ff;
    --text-soft: #b7c8e5;
    --text-muted: #7894bd;

    --blue: #4e8cff;
    --blue-strong: #3478f6;
    --blue-soft: rgba(78, 140, 255, 0.14);

    --green: #36d39a;
    --green-soft: rgba(54, 211, 154, 0.13);

    --shadow: 0 24px 70px rgba(0, 0, 0, 0.26);

    --radius-lg: 24px;
    --radius-md: 18px;
    --radius-sm: 12px;

    --container: 1180px;
}


/* ==========================================================
   Reset
   ========================================================== */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(
            circle at 18% 0%,
            rgba(62, 111, 215, 0.16),
            transparent 31rem
        ),
        radial-gradient(
            circle at 88% 9%,
            rgba(42, 182, 197, 0.08),
            transparent 28rem
        ),
        var(--bg);
    color: var(--text);
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    line-height: 1.6;
}

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

button,
input,
select,
textarea {
    font: inherit;
}

img {
    max-width: 100%;
}

.landing-page {
    min-height: 100vh;
    overflow: hidden;
}

.landing-container {
    width: min(calc(100% - 40px), var(--container));
    margin: 0 auto;
}


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

.landing-header {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid rgba(118, 154, 210, 0.12);
    background: rgba(5, 13, 25, 0.88);
    backdrop-filter: blur(18px);
}

.landing-header-inner {
    width: min(calc(100% - 40px), var(--container));
    min-height: 76px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 28px;
}

.landing-brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex-shrink: 0;
}

.landing-brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    display: grid;
    place-items: center;
    background: linear-gradient(145deg, #65a0ff, #3478f6);
    color: #ffffff;
    font-size: 13px;
    font-weight: 900;
    box-shadow: 0 8px 24px rgba(52, 120, 246, 0.35);
}

.landing-brand-copy {
    display: flex;
    flex-direction: column;
    line-height: 1.12;
}

.landing-brand-copy strong {
    color: #ffffff;
    font-size: 14px;
    font-weight: 800;
}

.landing-brand-copy span {
    margin-top: 4px;
    color: var(--text-muted);
    font-size: 10px;
}

.landing-nav {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 28px;
}

.landing-nav a {
    color: var(--text-soft);
    font-size: 13px;
    font-weight: 700;
    transition:
        color 0.2s ease,
        transform 0.2s ease;
}

.landing-nav a:hover {
    color: #ffffff;
    transform: translateY(-1px);
}

.landing-nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}


/* ==========================================================
   Buttons
   ========================================================== */

.landing-button {
    min-height: 42px;
    padding: 0 18px;
    border: 1px solid transparent;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: #ffffff;
    font-size: 13px;
    font-weight: 800;
    cursor: pointer;
    transition:
        transform 0.2s ease,
        border-color 0.2s ease,
        background 0.2s ease,
        box-shadow 0.2s ease;
}

.landing-button:hover {
    transform: translateY(-2px);
}

.landing-button-primary {
    border-color: rgba(115, 166, 255, 0.35);
    background: linear-gradient(135deg, #5795ff, #3478f6);
    box-shadow: 0 10px 30px rgba(52, 120, 246, 0.22);
}

.landing-button-primary:hover {
    box-shadow: 0 14px 34px rgba(52, 120, 246, 0.32);
}

.landing-button-secondary {
    border-color: var(--border);
    background: rgba(16, 29, 49, 0.78);
}

.landing-button-secondary:hover,
.landing-button-ghost:hover {
    border-color: #426596;
    background: #14233a;
}

.landing-button-ghost {
    border-color: rgba(118, 154, 210, 0.22);
    background: rgba(11, 23, 40, 0.58);
    color: var(--text-soft);
}

.landing-button-large {
    min-height: 50px;
    padding: 0 23px;
    border-radius: 12px;
    font-size: 14px;
}

.landing-button-full {
    width: 100%;
    min-height: 52px;
}


/* ==========================================================
   Shared typography
   ========================================================== */

.landing-eyebrow {
    color: var(--blue);
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 0.18em;
}

.landing-section {
    padding: 96px 0;
}

.landing-section-soft {
    border-top: 1px solid rgba(118, 154, 210, 0.08);
    border-bottom: 1px solid rgba(118, 154, 210, 0.08);
    background: rgba(11, 23, 40, 0.42);
}

.landing-section-heading {
    max-width: 760px;
    margin: 0 auto 48px;
    text-align: center;
}

.landing-section-heading h2 {
    margin: 12px 0 14px;
    color: #ffffff;
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.1;
    letter-spacing: -0.035em;
}

.landing-section-heading p {
    margin: 0;
    color: var(--text-soft);
    font-size: 17px;
}


/* ==========================================================
   Hero
   ========================================================== */

.landing-hero {
    padding: 94px 0 82px;
}

.landing-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(420px, 0.96fr);
    align-items: center;
    gap: 70px;
}

.landing-hero-copy h1 {
    max-width: 720px;
    margin: 17px 0 22px;
    color: #ffffff;
    font-size: clamp(48px, 6vw, 72px);
    line-height: 0.99;
    letter-spacing: -0.052em;
}

.landing-hero-copy h1 span {
    display: block;
    margin-top: 10px;
    color: #86b3ff;
}

.landing-hero-intro {
    max-width: 680px;
    margin: 0;
    color: var(--text-soft);
    font-size: 19px;
    line-height: 1.75;
}

.landing-hero-actions {
    margin-top: 32px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.landing-hero-points {
    margin-top: 24px;
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    color: #9db3d3;
    font-size: 12px;
    font-weight: 700;
}


/* Hero preview */

.landing-hero-panel {
    position: relative;
    border: 1px solid #2a4773;
    border-radius: var(--radius-lg);
    background:
        linear-gradient(
            145deg,
            rgba(24, 42, 70, 0.96),
            rgba(10, 23, 40, 0.98)
        );
    box-shadow: var(--shadow);
    overflow: hidden;
}

.landing-hero-panel::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 3px;
    background: linear-gradient(
        90deg,
        transparent,
        #4e8cff,
        #6cb7ff,
        transparent
    );
}

.landing-hero-panel-header {
    padding: 25px 26px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    border-bottom: 1px solid var(--border-soft);
}

.landing-hero-panel-header > div {
    display: flex;
    flex-direction: column;
}

.landing-panel-kicker {
    color: var(--text-muted);
    font-size: 9px;
    font-weight: 900;
    letter-spacing: 0.13em;
}

.landing-hero-panel-header strong {
    margin-top: 4px;
    color: #ffffff;
    font-size: 16px;
}

.landing-live-badge {
    padding: 6px 9px;
    border: 1px solid rgba(54, 211, 154, 0.28);
    border-radius: 999px;
    background: var(--green-soft);
    color: #8ff0cd;
    font-size: 10px;
    font-weight: 900;
    white-space: nowrap;
}

.landing-mini-grid {
    padding: 22px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.landing-mini-card {
    min-height: 104px;
    padding: 16px;
    border: 1px solid rgba(95, 135, 195, 0.2);
    border-radius: 14px;
    background: rgba(8, 19, 34, 0.72);
    display: flex;
    align-items: center;
    gap: 12px;
}

.landing-mini-card-soon {
    opacity: 0.68;
}

.landing-mini-icon {
    width: 40px;
    height: 40px;
    border-radius: 11px;
    display: grid;
    place-items: center;
    flex-shrink: 0;
    background: rgba(78, 140, 255, 0.14);
    font-size: 19px;
}

.landing-mini-card > div:last-child {
    display: flex;
    flex-direction: column;
}

.landing-mini-card strong {
    color: #ffffff;
    font-size: 12px;
}

.landing-mini-card span {
    margin-top: 3px;
    color: var(--text-muted);
    font-size: 10px;
}

.landing-panel-footer {
    padding: 15px 24px 18px;
    border-top: 1px solid var(--border-soft);
    color: var(--text-muted);
    font-size: 10px;
    text-align: center;
}


/* ==========================================================
   Trust strip
   ========================================================== */

.landing-trust-strip {
    border-top: 1px solid rgba(118, 154, 210, 0.12);
    border-bottom: 1px solid rgba(118, 154, 210, 0.12);
    background: rgba(7, 17, 31, 0.74);
}

.landing-trust-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.landing-trust-grid > div {
    min-height: 120px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-right: 1px solid rgba(118, 154, 210, 0.12);
    text-align: center;
}

.landing-trust-grid > div:last-child {
    border-right: 0;
}

.landing-trust-grid strong {
    color: #ffffff;
    font-size: 27px;
    line-height: 1;
}

.landing-trust-grid span {
    margin-top: 9px;
    color: var(--text-muted);
    font-size: 11px;
}


/* ==========================================================
   Feature cards
   ========================================================== */

.landing-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.landing-feature-card {
    min-height: 370px;
    padding: 25px;
    border: 1px solid #27436b;
    border-radius: var(--radius-md);
    background:
        linear-gradient(
            155deg,
            rgba(20, 35, 58, 0.96),
            rgba(11, 23, 40, 0.96)
        );
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
    transition:
        transform 0.2s ease,
        border-color 0.2s ease;
}

.landing-feature-card:hover {
    transform: translateY(-4px);
    border-color: #3d659e;
}

.landing-feature-card-soon {
    border-color: rgba(118, 154, 210, 0.2);
    opacity: 0.82;
}

.landing-feature-card-future {
    border-style: dashed;
}

.landing-feature-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.landing-feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 13px;
    display: grid;
    place-items: center;
    background: rgba(78, 140, 255, 0.13);
    font-size: 23px;
    font-weight: 900;
}

.landing-status {
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 9px;
    font-weight: 900;
}

.landing-status-live {
    border: 1px solid rgba(54, 211, 154, 0.28);
    background: var(--green-soft);
    color: #8ff0cd;
}

.landing-status-soon,
.landing-status-future {
    border: 1px solid rgba(118, 154, 210, 0.2);
    background: rgba(118, 154, 210, 0.08);
    color: #b8c8df;
}

.landing-feature-card h3 {
    margin: 22px 0 10px;
    color: #ffffff;
    font-size: 20px;
    line-height: 1.25;
}

.landing-feature-card p {
    margin: 0;
    color: var(--text-soft);
    font-size: 13px;
}

.landing-feature-card ul {
    margin: 20px 0 0;
    padding: 18px 0 0;
    border-top: 1px solid rgba(118, 154, 210, 0.12);
    list-style: none;
}

.landing-feature-card li {
    position: relative;
    padding: 5px 0 5px 18px;
    color: #91a9cc;
    font-size: 12px;
}

.landing-feature-card li::before {
    content: "•";
    position: absolute;
    left: 2px;
    color: var(--blue);
}


/* ==========================================================
   How it works
   ========================================================== */

.landing-step-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.landing-step-card {
    min-height: 230px;
    padding: 24px;
    border: 1px solid rgba(118, 154, 210, 0.18);
    border-radius: var(--radius-md);
    background: rgba(8, 19, 34, 0.74);
}

.landing-step-number {
    width: 38px;
    height: 38px;
    border: 1px solid rgba(78, 140, 255, 0.4);
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: rgba(78, 140, 255, 0.12);
    color: #8db7ff;
    font-size: 13px;
    font-weight: 900;
}

.landing-step-card h3 {
    margin: 22px 0 10px;
    color: #ffffff;
    font-size: 17px;
}

.landing-step-card p {
    margin: 0;
    color: var(--text-soft);
    font-size: 13px;
}


/* ==========================================================
   Pricing
   ========================================================== */

.landing-pricing-wrap {
    display: flex;
    justify-content: center;
}

.landing-pricing-card {
    position: relative;
    width: min(100%, 570px);
    padding: 36px;
    border: 1px solid #3a65a3;
    border-radius: 24px;
    background:
        linear-gradient(
            150deg,
            rgba(24, 43, 72, 0.98),
            rgba(10, 23, 40, 0.98)
        );
    box-shadow:
        0 26px 70px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(78, 140, 255, 0.04);
}

.landing-pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    padding: 7px 14px;
    border: 1px solid rgba(113, 164, 255, 0.38);
    border-radius: 999px;
    background: #17366b;
    color: #bcd4ff;
    font-size: 10px;
    font-weight: 900;
    white-space: nowrap;
}

.landing-pricing-heading {
    text-align: center;
}

.landing-pricing-heading > span {
    color: #ffffff;
    font-size: 17px;
    font-weight: 800;
}

.landing-price {
    margin: 16px 0 8px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 7px;
}

.landing-price strong {
    color: #ffffff;
    font-size: 54px;
    line-height: 1;
    letter-spacing: -0.04em;
}

.landing-price span {
    padding-bottom: 7px;
    color: var(--text-muted);
    font-size: 13px;
}

.landing-pricing-heading p {
    margin: 0;
    color: var(--text-soft);
    font-size: 13px;
}

.landing-pricing-list {
    margin: 28px 0;
    padding: 22px 0;
    border-top: 1px solid rgba(118, 154, 210, 0.14);
    border-bottom: 1px solid rgba(118, 154, 210, 0.14);
    list-style: none;
}

.landing-pricing-list li {
    padding: 7px 0;
    color: #c1d0e6;
    font-size: 13px;
}

.landing-pricing-note {
    margin-top: 14px;
    display: block;
    color: var(--text-muted);
    font-size: 10px;
    text-align: center;
}


/* ==========================================================
   Benefits
   ========================================================== */

.landing-benefit-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.landing-benefit-card {
    min-height: 230px;
    padding: 26px;
    border: 1px solid rgba(118, 154, 210, 0.17);
    border-radius: var(--radius-md);
    background: rgba(8, 19, 34, 0.7);
}

.landing-benefit-card > span {
    font-size: 28px;
}

.landing-benefit-card h3 {
    margin: 18px 0 9px;
    color: #ffffff;
    font-size: 18px;
}

.landing-benefit-card p {
    margin: 0;
    color: var(--text-soft);
    font-size: 13px;
}


/* ==========================================================
   FAQ
   ========================================================== */

.landing-faq-list {
    width: min(100%, 850px);
    margin: 0 auto;
    display: grid;
    gap: 12px;
}

.landing-faq-item {
    border: 1px solid rgba(118, 154, 210, 0.18);
    border-radius: 14px;
    background: rgba(11, 23, 40, 0.8);
    overflow: hidden;
}

.landing-faq-item summary {
    position: relative;
    padding: 20px 52px 20px 22px;
    color: #ffffff;
    font-size: 14px;
    font-weight: 800;
    cursor: pointer;
    list-style: none;
}

.landing-faq-item summary::-webkit-details-marker {
    display: none;
}

.landing-faq-item summary::after {
    content: "+";
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    color: #8db7ff;
    font-size: 22px;
    font-weight: 500;
}

.landing-faq-item[open] summary::after {
    content: "−";
}

.landing-faq-item p {
    margin: 0;
    padding: 0 22px 20px;
    color: var(--text-soft);
    font-size: 13px;
}


/* ==========================================================
   Final CTA
   ========================================================== */

.landing-final-cta {
    padding: 20px 0 100px;
}

.landing-final-cta-card {
    padding: 42px;
    border: 1px solid #31558a;
    border-radius: 24px;
    background:
        radial-gradient(
            circle at 90% 20%,
            rgba(78, 140, 255, 0.16),
            transparent 24rem
        ),
        linear-gradient(
            145deg,
            rgba(22, 39, 65, 0.98),
            rgba(9, 21, 37, 0.98)
        );
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
    box-shadow: var(--shadow);
}

.landing-final-cta-card h2 {
    max-width: 650px;
    margin: 11px 0 10px;
    color: #ffffff;
    font-size: clamp(30px, 4vw, 45px);
    line-height: 1.05;
    letter-spacing: -0.035em;
}

.landing-final-cta-card p {
    max-width: 660px;
    margin: 0;
    color: var(--text-soft);
    font-size: 14px;
}

.landing-final-cta-actions {
    min-width: 240px;
    display: grid;
    gap: 10px;
}


/* ==========================================================
   Footer
   ========================================================== */

.landing-footer {
    border-top: 1px solid rgba(118, 154, 210, 0.12);
    background: var(--bg-deep);
}

.landing-footer-grid {
    padding: 42px 0 34px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 40px;
}

.landing-footer-brand p {
    max-width: 380px;
    margin: 14px 0 0;
    color: var(--text-muted);
    font-size: 11px;
}

.landing-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.landing-footer-links a {
    color: var(--text-soft);
    font-size: 11px;
    font-weight: 700;
}

.landing-footer-links a:hover {
    color: #ffffff;
}

.landing-footer-bottom {
    padding: 18px 0 28px;
    border-top: 1px solid rgba(118, 154, 210, 0.1);
    display: flex;
    justify-content: space-between;
    gap: 20px;
    color: #617da6;
    font-size: 9px;
}


/* ==========================================================
   Responsive
   ========================================================== */

@media (max-width: 1040px) {

    .landing-nav {
        display: none;
    }

    .landing-nav-actions {
        margin-left: auto;
    }

    .landing-hero-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .landing-hero-copy {
        text-align: center;
    }

    .landing-hero-copy h1,
    .landing-hero-intro {
        margin-left: auto;
        margin-right: auto;
    }

    .landing-hero-actions,
    .landing-hero-points {
        justify-content: center;
    }

    .landing-hero-panel {
        width: min(100%, 700px);
        margin: 0 auto;
    }

    .landing-feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .landing-step-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .landing-final-cta-card {
        align-items: flex-start;
        flex-direction: column;
    }

    .landing-final-cta-actions {
        width: 100%;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}


@media (max-width: 720px) {

    .landing-container,
    .landing-header-inner {
        width: min(calc(100% - 28px), var(--container));
    }

    .landing-header-inner {
        min-height: 68px;
    }

    .landing-brand-copy strong {
        font-size: 12px;
    }

    .landing-brand-copy span {
        display: none;
    }

    .landing-nav-actions .landing-button-ghost {
        display: none;
    }

    .landing-nav-actions .landing-button-primary {
        min-height: 38px;
        padding: 0 13px;
        font-size: 11px;
    }

    .landing-hero {
        padding: 68px 0 60px;
    }

    .landing-hero-copy h1 {
        font-size: clamp(42px, 13vw, 58px);
    }

    .landing-hero-intro {
        font-size: 16px;
    }

    .landing-hero-actions {
        display: grid;
    }

    .landing-hero-actions .landing-button {
        width: 100%;
    }

    .landing-hero-points {
        display: grid;
        gap: 8px;
    }

    .landing-hero-panel-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .landing-mini-grid {
        grid-template-columns: 1fr;
    }

    .landing-trust-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .landing-trust-grid > div:nth-child(2) {
        border-right: 0;
    }

    .landing-trust-grid > div:nth-child(-n + 2) {
        border-bottom: 1px solid rgba(118, 154, 210, 0.12);
    }

    .landing-section {
        padding: 72px 0;
    }

    .landing-section-heading {
        margin-bottom: 34px;
    }

    .landing-section-heading h2 {
        font-size: 34px;
    }

    .landing-section-heading p {
        font-size: 15px;
    }

    .landing-feature-grid,
    .landing-step-grid,
    .landing-benefit-grid {
        grid-template-columns: 1fr;
    }

    .landing-feature-card {
        min-height: 0;
    }

    .landing-pricing-card {
        padding: 32px 22px 25px;
    }

    .landing-price strong {
        font-size: 48px;
    }

    .landing-final-cta {
        padding-bottom: 72px;
    }

    .landing-final-cta-card {
        padding: 30px 22px;
    }

    .landing-final-cta-actions {
        grid-template-columns: 1fr;
    }

    .landing-footer-grid,
    .landing-footer-bottom {
        flex-direction: column;
    }

    .landing-footer-links {
        gap: 16px;
    }
}


@media (max-width: 430px) {

    .landing-brand-mark {
        width: 34px;
        height: 34px;
        border-radius: 10px;
        font-size: 11px;
    }

    .landing-brand-copy strong {
        max-width: 150px;
        font-size: 11px;
    }

    .landing-nav-actions .landing-button-primary {
        padding: 0 10px;
    }

    .landing-hero-copy h1 {
        font-size: 40px;
    }

    .landing-mini-grid {
        padding: 16px;
    }

    .landing-hero-panel-header {
        padding: 21px 18px 17px;
    }

    .landing-trust-grid strong {
        font-size: 23px;
    }
}