/* Aurevion premium visual system — photographic editorial refresh. */
:root {
  --navy: #071426;
  --navy-2: #0b1b31;
  --navy-3: #112944;
  --ink: #162335;
  --muted: #637082;
  --paper: #fff;
  --sand: #f1f3f0;
  --white: #fff;
  --green: #4c7558;
  --green-dark: #31583d;
  --lime: #b9d490;
  --gold: #c8a15a;
  --gold-light: #e5ca91;
  --line: #d8dedb;
  --line-dark: rgba(255,255,255,.18);
  --font: "Aptos", "Helvetica Neue", Arial, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  --max: 1320px;
  --gutter: clamp(22px, 6.2vw, 96px);
  --radius: 2px;
  --shadow: 0 24px 70px rgba(7,20,38,.13);
}

html { background: #fff; }
body { background: #fff; color: var(--ink); font-family: var(--font); }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 400; }
.wrap { width: min(calc(100% - 2 * var(--gutter)), var(--max)); }
.section { padding-block: clamp(76px, 9vw, 132px); }
.section-sand { background: var(--sand); }
.section-navy { background: var(--navy); }
.section-dark { background: #06101e; }
.section-heading { margin-bottom: clamp(34px, 5vw, 58px); }
.section-heading h2, .intro-grid h2, .split-content h2,
.about-opening h2, .sustain-lead h2, .feature-text h2,
.hybrid-copy h2, .grid-story h2, .sustain-grid h2,
.partner-grid h2 { font-family: var(--serif); font-weight: 400; letter-spacing: -.045em; }

/* Quiet, consistent navigation. The site has no analytics, so no cookie bar is needed. */
.announcement { display: none; }
.header { top: 0; background: rgba(7,20,38,.92); border-bottom: 1px solid rgba(255,255,255,.14); backdrop-filter: blur(10px); }
.header-inner { height: 82px; }
.brand img { width: 212px; }
.nav { gap: clamp(16px, 2vw, 30px); }
.nav > a, .nav-dropdown { color: #f6f7f7; font-size: .76rem; font-weight: 500; letter-spacing: .035em; }
.nav > a:not(.nav-contact):hover, .nav-dropdown:hover { color: var(--gold-light); }
.nav-contact { border: 1px solid var(--gold); color: var(--gold-light) !important; padding: 11px 16px !important; }
.nav-contact:hover { color: var(--navy) !important; background: var(--gold-light); }
.menu-toggle { color: white; }
.dropdown { border: 1px solid rgba(7,20,38,.08); box-shadow: 0 20px 50px rgba(0,0,0,.18); }

/* Homepage: edge-to-edge photo carousel, open editorial rhythm and restrained controls. */
.hero { height: min(840px, 100svh); min-height: 650px; background: var(--navy); }
.hero-slide img { object-fit: cover; object-position: center 54%; transform: scale(1.035); }
.hero-slide.is-active img { transform: scale(1); }
.hero-shade { background: linear-gradient(90deg, rgba(4,12,24,.72) 0%, rgba(4,12,24,.40) 43%, rgba(4,12,24,.02) 78%), linear-gradient(0deg, rgba(4,12,24,.38), transparent 38%); }
.hero-content { width: min(calc(100% - 2 * var(--gutter)), var(--max)); padding-top: 62px; }
.hero-eyebrow { display: none; }
.hero h1 { max-width: 820px; font-family: var(--serif); font-size: clamp(3.5rem, 7.5vw, 7.2rem); font-weight: 400; line-height: .96; letter-spacing: -.055em; margin: 0 0 27px; text-wrap: balance; }
.hero-lead { max-width: 560px; font-size: clamp(1rem, 1.45vw, 1.2rem); line-height: 1.65; color: rgba(255,255,255,.88); }
.hero-actions { margin-top: 34px; gap: 14px; }
.button { min-height: 54px; padding: 14px 21px; border-radius: 1px; font-size: .82rem; letter-spacing: .025em; }
.button-gold { background: var(--gold); color: #091526; }
.button-gold:hover { background: #dfbf7e; }
.button-glass { background: rgba(7,20,38,.22); border-color: rgba(255,255,255,.68); backdrop-filter: none; }
.hero-controls { bottom: 34px; }
.slide-dots button { width: 28px; background: rgba(255,255,255,.55); }
.slide-dots button[aria-current="true"] { width: 54px; background: var(--gold-light); }
.slide-actions button { width: 42px; height: 42px; border-color: rgba(255,255,255,.6); background: rgba(7,20,38,.42); }

.intro-grid { gap: clamp(42px, 8vw, 118px); }
.intro-grid h2 { max-width: 610px; }
.intro-copy { max-width: 540px; }
.challenge-band { margin-top: clamp(54px, 7vw, 96px); background: var(--navy); }
.challenge-art { min-height: 360px; }
.challenge-art img { width: 100%; height: 100%; min-height: 360px; object-fit: cover; }
.challenge-copy { padding: clamp(28px, 5vw, 66px); }
.challenge-copy h3 { font-family: var(--serif); font-weight: 400; letter-spacing: -.045em; }

/* Six solutions presented as an open directory instead of a repeated card wall. */
.solution-grid { display: block; border-top: 1px solid rgba(255,255,255,.23); }
.solution-card, .solution-card:hover { display: grid; grid-template-columns: 48px minmax(112px, 176px) minmax(0,1fr); align-items: center; gap: clamp(18px,3.2vw,44px); min-height: 142px; padding: 18px 0; overflow: visible; border-bottom: 1px solid rgba(255,255,255,.23); background: transparent; color: white; }
.solution-card:after { display: none; }
.solution-card img { position: static; width: 100%; height: 100px; object-fit: cover; filter: saturate(.82); transform: none !important; }
.card-index { position: static; color: var(--gold-light); font-size: .76rem; }
.solution-card-text { position: static; display: grid; grid-template-columns: minmax(180px,.8fr) minmax(0,1.2fr) 42px; align-items: center; gap: 24px; }
.solution-card h3 { max-width: 320px; margin: 0; font-family: var(--serif); font-size: clamp(1.35rem,2.2vw,2rem); font-weight: 400; }
.solution-card p { max-width: 440px; color: rgba(255,255,255,.72); font-size: .9rem; }
.round-arrow { position: static; width: 42px; height: 42px; border-radius: 50%; }
.solution-card:hover .round-arrow { background: var(--gold); border-color: var(--gold); color: var(--navy); }

.feature-grid { gap: clamp(42px, 8vw, 112px); }
.feature-image, .feature-image img { min-height: 510px; }
.feature-image img { object-fit: cover; }
.image-label, .concept-stamp { background: var(--navy); color: white; border-left: 2px solid var(--gold); font-size: .62rem; }
.hybrid-section { background: #f1f3f0; }
.hybrid-visual { background: var(--navy); padding: 10px; }
.process-grid { border-color: rgba(255,255,255,.3); }
.process-grid li { border-color: rgba(255,255,255,.22); }
.process-grid h3 { font-family: var(--serif); font-weight: 400; font-size: 1.55rem; }
.sustainability-preview { background: #f1f3f0; }
.partner-section { background: white; }
.article-grid { gap: clamp(20px, 3vw, 40px); }
.article-card-image { aspect-ratio: 1.55; background: var(--navy); }
.article-card h3 { font-family: var(--serif); font-size: clamp(1.3rem,2vw,1.75rem); font-weight: 400; letter-spacing: -.025em; }
.article-meta { color: var(--green-dark); }

/* Interior page openers are split between a clear navy title field and a real photo. */
.page-hero { min-height: 520px; padding: clamp(160px,17vw,205px) 0 clamp(76px,8vw,104px); background: var(--navy); }
.page-hero:before { display: none; }
.page-hero .wrap { max-width: var(--max); }
.page-hero h1 { max-width: min(690px,56%); font-family: var(--serif); font-size: clamp(3.1rem,6.2vw,6rem); line-height: .99; letter-spacing: -.055em; font-weight: 400; text-wrap: balance; }
.page-hero .hero-summary { max-width: min(560px,52%); font-size: clamp(1.02rem,1.5vw,1.2rem); }
.page-hero .kicker { color: var(--gold-light); }
.hero-orbit { display: none; }
.page-hero-photo { position: absolute; z-index: 0; inset: 0 0 0 auto; width: 58%; height: 100%; object-fit: cover; object-position: center 52%; mask-image: linear-gradient(90deg, transparent 0%, #000 22%); }
.page-hero.article-hero { padding-bottom: clamp(76px,8vw,104px); }
.article-hero-art { z-index: 0; width: 58%; opacity: 1; mask-image: linear-gradient(90deg, transparent 0%, #000 22%); }
.page-hero.article-hero .hero-summary { position: relative; z-index: 2; }
.breadcrumbs { color: rgba(255,255,255,.76); }
.breadcrumbs a:hover { color: var(--gold-light); }
.kicker { color: var(--green-dark); font-size: .66rem; letter-spacing: .15em; }
.text-link { color: var(--green-dark); border-color: rgba(49,88,61,.38); }
.text-link:hover { color: var(--navy); }
.text-link-light { color: var(--gold-light); }

.about-manifesto { background: #f1f3f0; }
.sustain-topics { border-color: var(--line); }
.sustain-topics article { background: white; }
.sustain-topics h3, .principle-grid h3 { font-family: var(--serif); font-weight: 400; }
.principle-grid article { background: #0a1b30; }
.service-art { background: var(--navy); }
.service-art img { object-fit: cover; }
.benefits-grid h2, .faq-page-intro h2, .contact-copy h2,
.contact-bottom h2, .reporting-grid h2, .error-hero h1 { font-family: var(--serif); font-weight: 400; letter-spacing: -.045em; }
.benefit-list li, .application-list li { border-color: var(--line); }
.application-list li:before, .benefit-list span { color: var(--green-dark); }
.project-card { background: white; }
.project-image, .article-card-image { background: #0b1b31; }
.project-info h2 { font-family: var(--serif); font-weight: 400; }
.featured-article { background: #f1f3f0; padding: 0; gap: clamp(32px,6vw,80px); }
.featured-article img { height: 430px; }
.contact-form-wrap { border-top: 2px solid var(--gold); box-shadow: 0 20px 55px rgba(7,20,38,.09); }
.contact-form-wrap input, .contact-form-wrap textarea, .contact-form-wrap select { border-radius: 1px; background: white; }
.filter-bar button { font-size: .76rem; border-radius: 0; }
.filter-bar button[aria-pressed="true"] { background: var(--navy); }

.contact-cta { background: #071426; }
.cta-inner h2 { font-family: var(--serif); font-weight: 400; }
.footer { background: #050e1a; }
.footer-grid h2 { color: var(--gold-light); }
.footer-bottom { border-color: rgba(255,255,255,.17); }
.back-top { border-radius: 0; }
.skip-link:focus { background: var(--gold-light); }

/* Reduced, purposeful reveal motion; functionality remains available without JS. */
[data-reveal] { opacity: 1; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  [data-reveal].will-reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
  [data-reveal].will-reveal.is-visible { opacity: 1; transform: none; }
}

@media (max-width: 1080px) {
  .nav { gap: 14px; }
  .brand img { width: 194px; }
  .solution-card { grid-template-columns: 38px 132px minmax(0,1fr); gap: 18px; }
  .solution-card-text { grid-template-columns: minmax(155px,.8fr) minmax(0,1.2fr) 38px; gap: 16px; }
}
@media (max-width: 900px) {
  .header-inner { height: 76px; }
  .nav { background: #071426; }
  .hero { min-height: 650px; }
  .hero-content { padding-top: 55px; }
  .page-hero { min-height: 480px; }
  .page-hero h1 { max-width: 58%; font-size: clamp(3rem,7vw,5rem); }
  .page-hero .hero-summary { max-width: 55%; }
  .solution-card { min-height: 126px; }
  .solution-card img { height: 86px; }
  .solution-card-text { grid-template-columns: minmax(140px,.8fr) minmax(0,1.2fr) 38px; }
  .feature-image, .feature-image img { min-height: 390px; }
  .featured-article img { height: 340px; }
}
@media (max-width: 680px) {
  .header-inner { height: 70px; }
  .brand img { width: 178px; }
  .hero { height: calc(100svh - 70px); min-height: 620px; }
  .hero-shade { background: linear-gradient(90deg, rgba(4,12,24,.7), rgba(4,12,24,.26)), linear-gradient(0deg, rgba(4,12,24,.48), transparent 58%); }
  .hero h1 { font-size: clamp(3.15rem, 12vw, 5rem); max-width: 580px; }
  .hero-lead { font-size: 1rem; }
  .hero-controls { bottom: 22px; }
  .section { padding-block: 72px; }
  .solution-card, .solution-card:hover { grid-template-columns: 28px 78px minmax(0,1fr); min-height: 112px; gap: 12px; }
  .solution-card img { height: 76px; }
  .solution-card-text { grid-template-columns: 1fr 36px; gap: 4px 10px; }
  .solution-card h3 { font-size: 1.25rem; }
  .solution-card p { grid-column: 1; font-size: .78rem; }
  .round-arrow { grid-column: 2; grid-row: 1 / span 2; width: 34px; height: 34px; }
  .process-grid h3 { font-size: 1.35rem; }
  .page-hero, .page-hero.article-hero { min-height: 0; padding: 126px 0 0; display: flex; flex-direction: column; }
  .page-hero .wrap { order: 1; padding-bottom: 40px; }
  .page-hero h1 { max-width: 100%; font-size: clamp(2.9rem, 11vw, 4.5rem); }
  .page-hero .hero-summary { max-width: 100%; }
  .page-hero-photo { position: relative; inset: auto; order: 2; width: 100%; height: 225px; object-position: center 56%; mask-image: none; }
  .article-hero-art { position: relative; inset: auto; order: 2; width: 100%; height: 225px; opacity: 1; object-position: center 52%; mask-image: none; }
  .article-hero .hero-summary { max-width: 100%; }
  .featured-article { padding: 0; }
  .featured-article img { height: 260px; }
}
@media (max-width: 400px) {
  .brand img { width: 160px; }
  .hero h1 { font-size: 3rem; }
  .solution-card, .solution-card:hover { grid-template-columns: 22px 62px minmax(0,1fr); gap: 9px; }
  .solution-card img { height: 68px; }
  .solution-card h3 { font-size: 1.12rem; }
  .solution-card p { font-size: .74rem; }
}