/* ==========================================================================
   Lead Quorra — Responsive layer
   Breakpoints: 1360 · 1180 (mobile navigation) · 1024 · 860 · 640 · 400
   ========================================================================== */

@media (min-width: 1700px) {
  :root {
    --max: 1520px;
  }
}

@media (max-width: 1360px) {
  .mainbar__cta {
    padding-inline: 20px;
  }
  .nav__link {
    font-size: 0.93rem;
  }
  .footer__grid {
    grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr)) minmax(0, 1.2fr);
  }
  .footer__col--nav2 {
    display: none;
  }
}

/* ---------- Mobile / tablet navigation ---------- */
@media (max-width: 1180px) {
  :root {
    --mainbar-h: 74px;
    --topbar-h: 0px;
  }
  .site-header {
    top: 0;
  }
  .topbar {
    display: none;
  }
  .mainbar,
  .is-scrolled .mainbar {
    height: var(--mainbar-h);
  }
  .brand img {
    width: 176px;
  }
  .mainbar__inner {
    justify-content: space-between;
  }
  .mainbar__cta {
    margin-left: auto;
  }
  .burger {
    position: relative;
    display: inline-grid;
    place-items: center;
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text);
  }
  .burger span {
    position: absolute;
    left: 13px;
    right: 13px;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    transition: transform 0.3s var(--ease), opacity 0.2s, top 0.3s var(--ease);
  }
  .burger span:nth-child(1) {
    top: 16px;
  }
  .burger span:nth-child(2) {
    top: 23px;
    right: 19px;
  }
  .burger span:nth-child(3) {
    top: 30px;
  }
  .burger[aria-expanded="true"] span:nth-child(1) {
    top: 23px;
    transform: rotate(45deg);
  }
  .burger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }
  .burger[aria-expanded="true"] span:nth-child(3) {
    top: 23px;
    transform: rotate(-45deg);
  }

  .nav {
    position: fixed;
    z-index: 90;
    top: var(--mainbar-h);
    left: 0;
    right: 0;
    bottom: 0;
    display: block;
    padding: 12px var(--gutter) 40px;
    background: var(--nav);
    border-top: 1px solid var(--border);
    overflow-y: auto;
    overscroll-behavior: contain;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0s linear 0.25s;
  }
  .nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition-delay: 0s;
  }
  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav__list > li {
    border-bottom: 1px solid var(--border);
  }
  .nav__item {
    flex-wrap: wrap;
  }
  .nav__link {
    flex: 1;
    padding: 18px 0;
    font-size: 1.2rem;
    color: var(--text);
  }
  .nav__link::after {
    left: 0;
    right: auto;
    width: 32px;
    bottom: 10px;
  }
  .has-mega .nav__link::after {
    right: auto;
  }
  .nav__toggle {
    width: 48px;
    height: 48px;
    margin: 0;
    border: 1px solid var(--border);
    border-radius: 12px;
  }
  .nav__toggle svg {
    width: 18px;
    height: 18px;
  }
  .has-mega:hover .nav__toggle svg {
    transform: none;
  }
  .nav__toggle[aria-expanded="true"] svg {
    transform: rotate(180deg);
  }
  .mega,
  .has-mega:hover .mega,
  .has-mega:focus-within .mega {
    position: static;
    width: 100%;
    transform: none;
    display: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    grid-template-columns: minmax(0, 1fr);
  }
  .has-mega.is-open .mega {
    display: block;
    transform: none;
  }
  .mega::before {
    display: none;
  }
  .mega__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 0 0 16px;
  }
  .mega__link {
    padding: 12px;
  }
  .mega__aside {
    display: none;
  }
  .nav__mobile-extra {
    display: grid;
    gap: 22px;
    padding-top: 28px;
  }
  .nav__mobile-extra ul {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 22px;
    list-style: none;
  }
  .nav__mobile-extra ul a {
    display: inline-block;
    padding-block: 8px;
    color: var(--text-2);
    text-decoration: none;
    font-family: var(--font-head);
    font-weight: 600;
    font-size: var(--fs-small);
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }
  .nav__mobile-extra .topbar__mail {
    color: var(--text-2);
    text-decoration: none;
    font-size: var(--fs-small);
  }
  .nav__mobile-extra .btn {
    justify-self: start;
  }
  body.nav-open {
    overflow: hidden;
  }
}

@media (max-width: 1180px) and (min-width: 641px) {
  .mega__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- Tablet landscape ---------- */
@media (max-width: 1024px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    min-height: 0;
  }
  .hero__chip {
    left: -16px;
    bottom: 28px;
  }
  .bento {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
  .tile--feature {
    grid-column: span 6;
    grid-row: span 1;
    min-height: 460px;
  }
  .tile--md,
  .tile--sm {
    grid-column: span 3;
  }
  .footer__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .footer__brand {
    grid-column: 1 / -1;
  }
  .footer__col--nav2 {
    display: block;
  }
  .kpis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .framework {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
  .framework__step,
  .framework__step:first-child,
  .framework__step:last-child {
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
  }
  .framework__step:last-child {
    border-color: var(--ink);
  }
  .framework__step::after {
    display: none;
  }
  .cards--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .values {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .values li:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }
  .values li:nth-child(n + 3) {
    border-top: 1px solid var(--border-light);
  }
  .contact {
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
  }
  .xindex a {
    grid-template-columns: 56px minmax(0, 1fr) 48px;
  }
  .xindex__d {
    grid-column: 2 / 3;
    grid-row: 2;
    margin-top: -12px;
  }
  .xindex__a {
    grid-row: 1 / span 2;
    grid-column: 3;
  }
}

/* ---------- Tablet portrait ---------- */
@media (max-width: 860px) {
  :root {
    --section-y: clamp(64px, 11vw, 96px);
  }
  .hero__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 48px;
    padding-block: 48px 64px;
  }
  .hero__content {
    max-width: none;
  }
  .hero__media {
    justify-self: stretch;
    max-width: none;
    margin-right: 18px;
  }
  .hero__media figure {
    aspect-ratio: 4 / 4.2;
  }
  .hero__chip {
    left: 16px;
    bottom: 16px;
  }
  .split,
  .split--wide-text,
  .split--wide-media,
  .intro,
  .showcase,
  .faq-layout,
  .alt-row,
  .phero__grid,
  .phero__grid--rev,
  .section-head--split,
  .cta__inner,
  .location,
  .post-feature,
  .article-layout,
  .legal-layout {
    grid-template-columns: minmax(0, 1fr);
  }
  .section-head--split {
    gap: 20px;
  }
  .alt-row:nth-child(even) .alt-row__media {
    order: 0;
  }
  .phero__grid--rev .phero__media {
    order: 0;
  }
  .faq-layout__head {
    position: static;
  }
  .showcase__media {
    max-width: 560px;
  }
  .showcase__badge {
    right: 12px;
    top: auto;
    bottom: 20px;
  }
  .intro__media {
    margin-left: 22px;
  }
  .band__points,
  .cards,
  .related {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .audience {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .method__row {
    grid-template-columns: 90px 1fr;
    gap: 6px 22px;
  }
  .method__row p {
    grid-column: 2;
  }
  .pillars {
    grid-template-columns: minmax(0, 1fr);
  }
  .pillar + .pillar {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--border-light);
  }
  .toc {
    position: static;
    padding: 20px 22px;
    border-radius: var(--radius);
    background: var(--light);
    border: 1px solid var(--border-light);
  }
  .brandboard {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-rows: 100px;
  }
  .bb--type {
    grid-column: span 4;
  }
  .bb--c1 {
    grid-column: span 4;
  }
  .bb--img {
    grid-column: span 4;
  }
  .bb--mark {
    grid-column: span 2;
  }
  .bb--c2,
  .bb--c3,
  .bb--c4 {
    grid-column: span 2;
  }
  .bb--c4 {
    grid-column: span 4;
  }
  .brand-hero__shapes {
    position: relative;
    right: auto;
    top: auto;
    width: 100%;
    max-width: 420px;
    margin-top: 32px;
  }
  .phero__index {
    font-size: 8rem;
  }
  .contact__info::after {
    height: 30%;
  }
  .mega__list {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- Mobile ---------- */
@media (max-width: 640px) {
  :root {
    --gutter: 20px;
  }
  body {
    line-height: 1.62;
  }
  .mainbar__cta {
    display: none;
  }
  .brand img {
    width: 164px;
  }
  .btn-row .btn {
    flex: 1 1 100%;
  }
  .hero h1 {
    font-size: clamp(2.35rem, 1.4rem + 5.6vw, 3rem);
  }
  .hero__meta {
    flex-direction: column;
    gap: 12px;
  }
  .hero__media {
    margin-right: 10px;
  }
  .hero__media::before {
    inset: 16px -10px -10px 16px;
  }
  .hero__chip {
    left: 12px;
    right: 12px;
    bottom: 12px;
    padding: 12px;
  }
  .intro__pillars {
    grid-template-columns: minmax(0, 1fr);
  }
  .intro__pillars li,
  .intro__pillars li + li {
    padding: 18px 0;
    border-left: 0;
    border-bottom: 1px solid var(--border-light);
  }
  .intro__media {
    margin-left: 14px;
  }
  .intro__media::before {
    inset: -14px auto auto -14px;
  }
  .bento {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }
  .tile--feature,
  .tile--md,
  .tile--sm {
    grid-column: auto;
    min-height: 0;
  }
  .tile--feature {
    min-height: 420px;
  }
  .tile__top {
    padding-bottom: 28px;
  }
  .showcase__flow {
    grid-template-columns: minmax(0, 1fr);
  }
  .showcase__flow li:nth-child(even) {
    padding-left: 0;
    border-left: 0;
  }
  .showcase__badge {
    position: static;
    max-width: none;
    margin-top: 14px;
    box-shadow: none;
  }
  .band::after {
    background: linear-gradient(180deg, rgba(17, 18, 26, 0.92) 0%, rgba(17, 18, 26, 0.88) 100%);
  }
  .band__points,
  .cards,
  .cards--2,
  .cards--4,
  .related,
  .audience,
  .kpis,
  .framework,
  .values,
  .posts,
  .checklist--cols,
  .phero__stats {
    grid-template-columns: minmax(0, 1fr);
  }
  .phero__stats li + li {
    padding-left: 0;
    border-left: 0;
  }
  .phero__stats li {
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
  }
  .values li,
  .values li + li {
    padding: 26px 0 8px;
    border-left: 0;
    border-top: 1px solid var(--border-light);
  }
  .values li:first-child {
    border-top: 0;
  }
  .method__row {
    grid-template-columns: minmax(0, 1fr);
  }
  .method__row p {
    grid-column: auto;
  }
  .method__num {
    font-size: 3.4rem;
    margin-bottom: 10px;
  }
  .faq__body {
    padding-right: 0;
  }
  .faq summary {
    padding: 22px 0;
  }
  .cta__actions .btn {
    width: 100%;
  }
  .footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 36px 20px;
  }
  .footer__col--contact {
    grid-column: 1 / -1;
  }
  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .xindex a {
    grid-template-columns: 1fr 44px;
    gap: 6px 16px;
    padding-block: 22px;
  }
  .xindex a:hover {
    padding-inline: 0;
    background: none;
  }
  .xindex__n {
    grid-column: 1;
  }
  .xindex__t {
    grid-column: 1;
  }
  .xindex__d {
    grid-column: 1;
    grid-row: auto;
    margin-top: 0;
  }
  .xindex__a {
    grid-column: 2;
    grid-row: 1 / span 3;
    width: 44px;
    height: 44px;
  }
  .alt-row__n {
    font-size: 3.2rem;
  }
  .ruled li {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }
  .funnel__lvl {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }
  .funnel__lvl:nth-child(2),
  .funnel__lvl:nth-child(3) {
    margin-inline: 0;
  }
  .calendar__grid {
    grid-template-columns: repeat(5, minmax(120px, 1fr));
  }
  .calendar {
    overflow-x: auto;
  }
  .collage {
    padding-left: 8%;
  }
  .form {
    grid-template-columns: minmax(0, 1fr);
  }
  .form__foot .btn {
    width: 100%;
  }
  .dl {
    grid-template-columns: minmax(0, 1fr);
  }
  .dl dt {
    padding-bottom: 0;
    border-bottom: 0;
  }
  .callout {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }
  .mega__list {
    grid-template-columns: minmax(0, 1fr);
  }
  .devices {
    padding-right: 14%;
  }
  .cc-banner {
    left: 10px;
    right: 10px;
    bottom: 10px;
    width: auto;
    padding: 20px;
  }
  .cc-actions .btn {
    flex: 1 1 100%;
  }
  .location__img img {
    min-height: 240px;
  }
  .post-feature__img img {
    min-height: 220px;
  }
  .dtable td:first-child {
    width: auto;
  }
  .dtable,
  .dtable tbody,
  .dtable tr,
  .dtable td {
    display: block;
  }
  .dtable thead {
    display: none;
  }
  .dtable tr {
    padding-block: 16px;
    border-bottom: 1px solid var(--border);
  }
  .dtable td {
    border: 0;
    padding: 2px 0;
  }
}

@media (max-width: 400px) {
  .brand img {
    width: 150px;
  }
  .footer__grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .hero__chip-icon {
    display: none;
  }
  .brandboard {
    grid-auto-rows: 86px;
  }
}

@media print {
  .site-header,
  .footer,
  .cc-banner,
  .cc-modal,
  .cta,
  .toc {
    display: none !important;
  }
  body {
    background: #fff;
    color: #000;
  }
}

@media (max-width: 860px) {
  .phase__cols {
    grid-template-columns: minmax(0, 1fr);
  }
  .phase__head {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }
}

@media (max-width: 640px) {
  .prose table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .prose th,
  .prose td {
    min-width: 130px;
  }
}

/* Mobile menu: backdrop-filter would make the header the containing block
   of the fixed menu panel, so it is disabled below the desktop breakpoint. */
@media (max-width: 1180px) {
  .mainbar,
  .is-scrolled .mainbar {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: var(--nav);
  }
}
@media (max-width: 1180px) {
  .has-mega .nav__toggle[aria-expanded="true"] svg {
    transform: rotate(180deg);
  }
}