/**
 * Integra public landing — Honda Integra-inspired palette
 * Championship white, liquid carbon, Milano red
 */

:root {
    --integra-black: #0c0c0c;
    --integra-carbon: #161616;
    --integra-carbon-light: #1f1f1f;
    --integra-white: #f4f2ed;
    --integra-white-dim: #c8c5be;
    --integra-red: #d42027;
    --integra-red-bright: #e8323a;
    --integra-red-dim: rgba(212, 32, 39, 0.14);
    --integra-silver: #8a8882;
    --integra-border: rgba(244, 242, 237, 0.1);
    --integra-max: 68rem;
    --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
    --font-body: "DM Sans", system-ui, sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body.integra-landing {
    margin: 0;
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.65;
    color: var(--integra-white-dim);
    background: var(--integra-black);
    -webkit-font-smoothing: antialiased;
}

.integra-landing a {
    color: inherit;
    text-decoration: none;
}

.integra-landing img {
    max-width: 100%;
    height: auto;
}

/* Sticky top bar — stripe stays above nav when scrolling */
.integra-top {
    position: sticky;
    top: 0;
    z-index: 50;
}

/* Red accent stripe — Type R nod */
.integra-stripe {
    height: 3px;
    background: linear-gradient(90deg, var(--integra-red) 0%, var(--integra-red-bright) 45%, transparent 100%);
}

/* Header */
.integra-header {
    background: rgba(12, 12, 12, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--integra-border);
}

.integra-header__inner {
    max-width: var(--integra-max);
    margin: 0 auto;
    padding: 0.9rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.integra-logo {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--integra-white);
}

.integra-logo__mark {
    width: 2rem;
    height: 2rem;
    border: 2px solid var(--integra-red);
    border-radius: 2px;
    position: relative;
    flex-shrink: 0;
}

.integra-logo__mark::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    height: 2px;
    background: var(--integra-red);
    transform: translateY(-50%);
}

.integra-nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    font-size: 0.875rem;
}

.integra-nav a {
    color: var(--integra-silver);
    transition: color 0.15s;
}

.integra-nav a:hover {
    color: var(--integra-white);
}

.integra-nav__signin {
    padding: 0.45rem 0.9rem;
    border: 1px solid var(--integra-border);
    border-radius: 4px;
    color: var(--integra-white) !important;
}

.integra-nav__signin:hover {
    border-color: var(--integra-red);
    color: var(--integra-red-bright) !important;
}

/* Hero */
.integra-hero {
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--integra-border);
}

.integra-hero__grid {
    max-width: var(--integra-max);
    margin: 0 auto;
    padding: 4.5rem 1.5rem 5rem;
    display: grid;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 900px) {
    .integra-hero__grid {
        grid-template-columns: 1.1fr 0.9fr;
        padding: 5.5rem 1.5rem 6rem;
    }
}

.integra-hero__eyebrow {
    display: inline-block;
    margin-bottom: 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--integra-red-bright);
}

.integra-hero h1 {
    margin: 0 0 1.25rem;
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--integra-white);
}

.integra-hero h1 em {
    font-style: normal;
    color: var(--integra-red-bright);
}

.integra-hero__lead {
    margin: 0 0 2rem;
    max-width: 32rem;
    font-size: 1.125rem;
    color: var(--integra-white-dim);
}

.integra-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.integra-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.35rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.integra-btn--primary {
    background: var(--integra-red);
    color: #fff;
}

.integra-btn--primary:hover {
    background: var(--integra-red-bright);
    color: #fff;
}

.integra-btn--ghost {
    background: transparent;
    color: var(--integra-white);
    border: 1px solid var(--integra-border);
}

.integra-btn--ghost:hover {
    border-color: var(--integra-white-dim);
}

/* Hero visual — abstract order flow */
.integra-hero__visual {
    position: relative;
    padding: 1.5rem;
}

.integra-flow-card {
    background: var(--integra-carbon);
    border: 1px solid var(--integra-border);
    border-radius: 6px;
    padding: 1.25rem 1.35rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: integra-fade-up 0.6s ease both;
}

.integra-flow-card:nth-child(2) { animation-delay: 0.1s; }
.integra-flow-card:nth-child(3) { animation-delay: 0.2s; }
.integra-flow-card:nth-child(4) { animation-delay: 0.3s; }

@keyframes integra-fade-up {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.integra-flow-card__icon {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 4px;
    background: var(--integra-red-dim);
    color: var(--integra-red-bright);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.integra-flow-card__icon svg {
    width: 1.1rem;
    height: 1.1rem;
}

.integra-flow-card__title {
    font-weight: 600;
    color: var(--integra-white);
    font-size: 0.95rem;
}

.integra-flow-card__meta {
    font-size: 0.8rem;
    color: var(--integra-silver);
}

.integra-flow-card--active {
    border-color: rgba(212, 32, 39, 0.45);
    box-shadow: inset 3px 0 0 var(--integra-red);
}

/* Sections */
.integra-section {
    max-width: var(--integra-max);
    margin: 0 auto;
    padding: 4.5rem 1.5rem;
}

.integra-section--alt {
    background: var(--integra-carbon);
    border-top: 1px solid var(--integra-border);
    border-bottom: 1px solid var(--integra-border);
}

.integra-section--alt .integra-section__inner {
    max-width: var(--integra-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.integra-section__label {
    margin: 0 0 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--integra-red-bright);
}

.integra-section h2 {
    margin: 0 0 1rem;
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--integra-white);
    line-height: 1.15;
}

.integra-section__intro {
    margin: 0 0 2.5rem;
    max-width: 38rem;
    color: var(--integra-white-dim);
}

/* Feature grid */
.integra-features {
    display: grid;
    gap: 1.25rem;
}

@media (min-width: 640px) {
    .integra-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 960px) {
    .integra-features {
        grid-template-columns: repeat(3, 1fr);
    }
}

.integra-feature {
    padding: 1.5rem;
    background: var(--integra-carbon-light);
    border: 1px solid var(--integra-border);
    border-radius: 6px;
    transition: border-color 0.15s;
}

.integra-section--alt .integra-feature {
    background: var(--integra-black);
}

.integra-feature:hover {
    border-color: rgba(212, 32, 39, 0.35);
}

.integra-feature h3 {
    margin: 0 0 0.5rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--integra-white);
}

.integra-feature p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--integra-silver);
    line-height: 1.55;
}

.integra-feature__num {
    display: block;
    margin-bottom: 0.85rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--integra-red);
    letter-spacing: 0.05em;
}

/* Story block */
.integra-story {
    display: grid;
    gap: 2.5rem;
    align-items: start;
}

@media (min-width: 768px) {
    .integra-story {
        grid-template-columns: 1fr 1fr;
    }
}

.integra-story p {
    margin: 0 0 1rem;
    color: var(--integra-white-dim);
}

.integra-story p:last-child {
    margin-bottom: 0;
}

.integra-story strong {
    color: var(--integra-white);
    font-weight: 600;
}

.integra-checklist {
    list-style: none;
    margin: 0;
    padding: 0;
}

.integra-checklist li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.85rem;
    color: var(--integra-white-dim);
    font-size: 0.95rem;
}

.integra-checklist li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 0.45rem;
    height: 0.45rem;
    background: var(--integra-red);
    border-radius: 1px;
}

/* Pipeline strip */
.integra-pipeline {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 2rem;
}

.integra-pipeline__step {
    flex: 1 1 0;
    min-width: 7rem;
    min-height: 3.25rem;
    padding: 0.75rem 0.65rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--integra-carbon-light);
    border: 1px solid var(--integra-border);
    border-radius: 4px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--integra-white);
    letter-spacing: 0.02em;
    line-height: 1.3;
}

.integra-pipeline__arrow {
    display: none;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    align-self: center;
    color: var(--integra-red);
    font-size: 1.1rem;
    line-height: 1;
}

@media (min-width: 768px) {
    .integra-pipeline {
        flex-wrap: nowrap;
        align-items: stretch;
    }

    .integra-pipeline__arrow {
        display: flex;
    }
}

/* Footer */
.integra-footer {
    border-top: 1px solid var(--integra-border);
    padding: 2.5rem 1.5rem;
    background: var(--integra-black);
}

.integra-footer__inner {
    max-width: var(--integra-max);
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    font-size: 0.875rem;
    color: var(--integra-silver);
}

.integra-footer__links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.integra-footer__links a:hover {
    color: var(--integra-white);
}

.integra-footer__team a {
    color: var(--integra-white-dim);
    border-bottom: 1px solid var(--integra-border);
}

.integra-footer__team a:hover {
    color: var(--integra-red-bright);
    border-color: var(--integra-red);
}

.integra-features--single {
    grid-template-columns: 1fr;
}

.integra-feature--wide {
    max-width: 40rem;
}

.integra-footer__brand-name {
    color: var(--integra-white);
    font-family: var(--font-display);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}