/*
Theme Name: L7 Construtora
Theme URI: https://l7construtora.com/
Author: L7 Construtora
Description: Tema institucional da L7 Construtora convertido do projeto HTML original. Site responsivo com empreendimentos, vídeo e formulário de WhatsApp.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: l7-construtora
License: Proprietary - uso interno L7 Construtora
*/

:root {
  --color-brand-950: #1f2022;
  --color-brand-900: #2d2e31;
  --color-brand-700: #55575a;
  --color-brand-500: #c5221d;
  --color-brand-100: #e4e4e4;
  --color-paper: #efefed;
  --color-surface: #fafafa;
  --color-ink: #222326;
  --color-muted: #626366;
  --color-line: #d4d4d2;
  --color-white: #ffffff;
  --color-red: #e52b25;
  --color-red-dark: #bb201c;
  --color-red-soft: #ff7d77;
  --color-focus: #ff6b65;
  --color-gray-700: #77797c;
  --color-gray-500: #929497;
  --color-gray-300: #b7b8ba;
  --color-gray-200: #dedede;
  --color-control: #8d8f92;
  --color-error: #9c1c13;
  --color-footer: #171719;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  --space-7: 6rem;
  --radius-sm: 0.35rem;
  --radius-md: 0.8rem;
  --container: 1240px;
  --transition: 220ms ease-out;
  --shadow-raised: 0 24px 80px rgba(0, 0, 0, 0.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--color-ink);
  background: var(--color-paper);
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: min(calc(100% - 2.5rem), var(--container)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 100; left: 1rem; top: 1rem; transform: translateY(-160%); background: var(--color-white); color: var(--color-brand-950); padding: .75rem 1rem; border-radius: var(--radius-sm); font-weight: 700; }
.skip-link:focus { transform: none; }

.site-header { position: fixed; z-index: 50; inset: 0 0 auto; color: var(--color-white); transition: background var(--transition), box-shadow var(--transition); }
.site-header.is-scrolled { background: rgba(31, 32, 34, .96); box-shadow: 0 8px 30px rgba(0,0,0,.14); }
.header-inner { min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { display: inline-flex; align-items: center; gap: .65rem; text-decoration: none; text-transform: uppercase; letter-spacing: .08em; font-size: .75rem; }
.brand strong { display: block; color: var(--color-white); font-size: 1.05rem; letter-spacing: .04em; line-height: 1; }
.brand-mark { width: 48px; height: 48px; object-fit: contain; }
.site-nav { display: flex; align-items: center; gap: 2rem; font-size: .87rem; font-weight: 650; }
.site-nav a { text-decoration: none; position: relative; }
.site-nav > a:not(.nav-cta)::after { content: ""; position: absolute; left: 0; bottom: -.4rem; width: 100%; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform var(--transition); }
.site-nav > a:hover::after, .site-nav > a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { border: 1px solid rgba(255,255,255,.55); padding: .72rem 1rem; border-radius: var(--radius-sm); transition: background var(--transition), color var(--transition); }
.nav-cta:hover, .nav-cta:focus-visible { background: var(--color-white); color: var(--color-brand-950); }
.menu-toggle { display: none; width: 46px; height: 46px; border: 1px solid rgba(255,255,255,.55); background: transparent; color: inherit; border-radius: var(--radius-sm); align-items: center; justify-content: center; cursor: pointer; }
.menu-toggle svg { width: 23px; fill: none; stroke: currentColor; stroke-width: 1.7; }

.hero { position: relative; min-height: 840px; padding: 150px 0 42px; color: var(--color-white); background: var(--color-brand-900) url("Fotos/004-l7-longo-institucional-3d-poster.webp") center / cover no-repeat; overflow: hidden; isolation: isolate; }
.hero-video { position: absolute; z-index: -3; inset: 0; width: 100%; height: 100%; max-width: none; object-fit: cover; object-position: center; background: var(--color-brand-900); }
.hero::before { content: ""; position: absolute; z-index: -2; inset: 0; background: linear-gradient(90deg, rgba(24,25,27,.94) 0%, rgba(24,25,27,.86) 34%, rgba(24,25,27,.62) 66%, rgba(24,25,27,.48) 100%), linear-gradient(180deg, rgba(24,25,27,.25), rgba(24,25,27,.52)); }
.hero::after { content: ""; position: absolute; z-index: -1; inset: 0; background: linear-gradient(132deg, transparent 67%, rgba(229,43,37,.12) 67%); pointer-events: none; }
.hero-grid { position: absolute; z-index: -1; inset: 0; opacity: .08; background-image: linear-gradient(rgba(255,255,255,.18) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.18) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(90deg, #000, transparent 78%); }
.hero-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(340px, .85fr); align-items: center; min-height: 590px; gap: 5rem; }
.eyebrow { display: flex; align-items: center; gap: .8rem; margin: 0 0 1.25rem; font-size: .76rem; font-weight: 750; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow span { display: block; width: 42px; height: 2px; background: currentColor; }
.eyebrow.dark { color: var(--color-brand-700); }
.hero h1 { max-width: 860px; margin: 0; font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif; font-size: clamp(4.2rem, 8.2vw, 8.4rem); font-weight: 900; line-height: .83; letter-spacing: -.035em; text-transform: uppercase; }
.hero h1 em { color: var(--color-gray-300); font-style: normal; }
.hero-lead { max-width: 620px; margin: 2rem 0 0; color: rgba(255,255,255,.8); font-size: clamp(1.05rem, 1.3vw, 1.25rem); }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1.6rem; margin-top: 2.3rem; }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: .8rem; border: 0; padding: .85rem 1.15rem; border-radius: var(--radius-sm); font-weight: 750; text-decoration: none; cursor: pointer; transition: background var(--transition), color var(--transition), box-shadow var(--transition); }
.button svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; }
.button-primary { background: var(--color-white); color: var(--color-brand-950); }
.button-primary:hover, .button-primary:focus-visible { background: var(--color-brand-100); box-shadow: 0 12px 35px rgba(0,0,0,.2); }
.text-link { font-weight: 700; text-underline-offset: .35em; text-decoration-thickness: 1px; }
.text-link:hover { text-decoration-thickness: 2px; }
.dark-link { color: var(--color-brand-900); }
.hero-building { position: relative; min-height: 520px; display: flex; flex-direction: column; justify-content: flex-end; align-items: flex-end; padding-left: 3rem; }
.building-shell { display: none; }
.building-windows { position: absolute; inset: 14% 12% 8% 18%; opacity: .55; background: repeating-linear-gradient(0deg, transparent 0 24px, rgba(255,255,255,.36) 25px 27px), repeating-linear-gradient(90deg, transparent 0 46px, rgba(255,255,255,.25) 47px 49px); }
.building-side { position: absolute; top: 13%; right: 0; width: 22%; height: 87%; border-left: 1px solid rgba(255,255,255,.3); background: rgba(0,0,0,.18); }
.building-line { position: absolute; }
.line-one { width: 2px; height: 116%; left: 4%; bottom: -5%; background: var(--color-red); }
.line-two { height: 2px; width: 62%; right: -8%; top: 25%; background: var(--color-red); }
.years-card { position: relative; z-index: 2; display: flex; align-items: flex-end; gap: 1rem; padding: .9rem 1.2rem; background: rgba(24,25,27,.82); border-left: 3px solid var(--color-red); backdrop-filter: blur(8px); }
.years-card strong { font-family: Impact, sans-serif; font-size: 7rem; line-height: .8; letter-spacing: -.04em; }
.years-card span { font-weight: 700; line-height: 1.2; text-transform: uppercase; }
.hero-building > p { position: relative; z-index: 2; margin: 1.3rem 0 2rem; font-weight: 650; text-align: right; text-shadow: 0 2px 12px rgba(0,0,0,.38); }
.hero-foot { display: flex; align-items: center; gap: 1.3rem; color: rgba(255,255,255,.68); font-size: .76rem; letter-spacing: .13em; text-transform: uppercase; }
.hero-foot p { margin: 0; }
.hero-line { height: 1px; flex: 1; background: rgba(255,255,255,.3); }
.hero-video-toggle { min-height: 38px; display: inline-flex; align-items: center; gap: .55rem; padding: .45rem .7rem; border: 1px solid rgba(255,255,255,.35); border-radius: var(--radius-sm); background: rgba(24,25,27,.48); color: var(--color-white); font: inherit; letter-spacing: .08em; text-transform: uppercase; cursor: pointer; backdrop-filter: blur(6px); transition: background var(--transition), border-color var(--transition); }
.hero-video-toggle::before { width: .7rem; height: .8rem; border-inline: 2px solid currentColor; content: ""; }
.hero-video-toggle.is-paused::before { width: .7rem; height: .8rem; border: 0; background: currentColor; clip-path: polygon(0 0, 100% 50%, 0 100%); }
.hero-video-toggle:hover, .hero-video-toggle:focus-visible { background: rgba(24,25,27,.82); border-color: var(--color-white); }

.trust-strip { background: var(--color-surface); border-bottom: 1px solid var(--color-line); }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.trust-grid article { min-height: 160px; display: flex; align-items: center; gap: 1.25rem; padding: 2rem; border-left: 1px solid var(--color-line); }
.trust-grid article:last-child { border-right: 1px solid var(--color-line); }
.trust-grid article > span { align-self: flex-start; color: var(--color-brand-500); font-size: .72rem; font-weight: 800; }
.trust-grid h2 { margin: 0; font-size: 1.05rem; text-transform: uppercase; letter-spacing: .04em; }
.trust-grid p { margin: .35rem 0 0; color: var(--color-muted); line-height: 1.45; }

.certifications { padding: 4rem 0; color: var(--color-white); background: var(--color-brand-900); border-bottom: 6px solid var(--color-red); }
.certifications-layout { display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: clamp(3rem, 8vw, 7rem); }
.certifications-copy h2 { max-width: 470px; margin: 0; font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif; font-size: clamp(2.5rem, 4vw, 4.4rem); line-height: .95; letter-spacing: -.02em; text-transform: uppercase; }
.certifications-copy > p:last-child { max-width: 540px; margin: 1.25rem 0 0; color: rgba(255,255,255,.7); }
.certification-list { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid rgba(255,255,255,.22); border-left: 1px solid rgba(255,255,255,.22); }
.certification-card { min-height: 240px; display: flex; align-items: center; gap: 1.4rem; padding: 2rem; border-right: 1px solid rgba(255,255,255,.22); border-bottom: 1px solid rgba(255,255,255,.22); }
.certification-card svg { flex: 0 0 auto; width: 54px; height: 54px; fill: none; stroke: var(--color-red-soft); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.certification-card p { margin: 0 0 .25rem; color: var(--color-red-soft); font-size: .7rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.certification-card h3 { margin: 0; font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif; font-size: clamp(2.1rem, 3vw, 3.3rem); line-height: 1; letter-spacing: .01em; }
.certification-card span { display: block; max-width: 260px; margin-top: .75rem; color: rgba(255,255,255,.66); font-size: .82rem; line-height: 1.45; }

.section { padding: var(--space-7) 0; }
.about { background: var(--color-surface); }
.about-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(3rem, 8vw, 8rem); }
.section-heading h2, .projects h2, .story h2, .contact h2 { margin: 0; font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif; font-size: clamp(3rem, 5vw, 5.8rem); line-height: .92; letter-spacing: -.025em; text-transform: uppercase; }
.about-copy { max-width: 690px; }
.about-copy p { color: var(--color-muted); }
.about-copy .large-copy { margin-top: 0; color: var(--color-ink); font-size: clamp(1.15rem, 1.7vw, 1.5rem); line-height: 1.55; }
.about-copy .text-link { display: inline-block; margin-top: 1rem; }

.projects { position: relative; color: var(--color-white); background: var(--color-brand-950); overflow: hidden; }
.projects::after { content: ""; position: absolute; inset: auto -10% -200px; height: 350px; border: 1px solid rgba(255,255,255,.14); border-radius: 50%; pointer-events: none; }
.projects-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 4rem; margin-bottom: 3rem; }
.projects-head > p { max-width: 430px; margin: 0; color: rgba(255,255,255,.7); }
.project-group-head { display: flex; justify-content: space-between; align-items: baseline; gap: 2rem; padding: 1.2rem 0; border-top: 1px solid rgba(255,255,255,.22); }
.project-group-head p { margin: 0; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.project-group-head span { color: rgba(255,255,255,.58); font-size: .84rem; }
.delivered-head { margin-top: 4rem; }
.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid rgba(255,255,255,.2); border-left: 1px solid rgba(255,255,255,.2); }
.project-grid-delivered { grid-template-columns: repeat(4, 1fr); }
.project-card { position: relative; min-height: 360px; padding: 2rem; border-right: 1px solid rgba(255,255,255,.2); border-bottom: 1px solid rgba(255,255,255,.2); overflow: hidden; isolation: isolate; background: var(--color-brand-950); }
.project-card::before { content: ""; position: absolute; z-index: -1; inset: 0; background: linear-gradient(180deg, rgba(24,25,27,.28) 0%, rgba(24,25,27,.48) 38%, rgba(24,25,27,.98) 100%); transition: background 350ms ease-out; }
.project-card:hover::before { background: linear-gradient(180deg, rgba(24,25,27,.18) 0%, rgba(24,25,27,.38) 35%, rgba(24,25,27,.96) 100%); }
.project-meta,
.project-card h3,
.project-card > p,
.project-card > a { position: relative; z-index: 1; }
.project-image { position: absolute; z-index: -2; inset: 0; width: 100%; height: 100%; max-width: none; object-fit: cover; object-position: center; opacity: 0; background: var(--color-brand-900); transition: transform 600ms ease-out, filter 300ms ease-out, opacity 300ms ease-out; }
.project-image.is-loaded { opacity: 1; }
.project-card:hover .project-image { transform: scale(1.025); }
.project-meta { display: flex; justify-content: space-between; align-items: center; gap: 1rem; color: rgba(255,255,255,.58); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.status { display: inline-flex; align-items: center; min-height: 30px; padding: .25rem .65rem; border: 1px solid currentColor; border-radius: 999px; font-weight: 800; }
.status-building { color: var(--color-red-soft); }
.status-delivered { color: var(--color-gray-300); }
.project-index { position: absolute; z-index: 0; right: 1.5rem; bottom: .4rem; color: rgba(255,255,255,.06); font-family: Impact, sans-serif; font-size: 8rem; line-height: 1; }
.project-card h3 { margin: 4rem 0 1rem; font-size: clamp(1.8rem, 2.7vw, 2.6rem); line-height: .95; text-transform: uppercase; }
.project-card > p { max-width: 290px; color: rgba(255,255,255,.68); }
.project-active { --project-color: var(--color-red); min-height: 540px; border-top: 4px solid var(--color-red); }
.project-active > a { position: absolute; z-index: 2; left: 2rem; bottom: 2rem; min-height: 46px; display: inline-flex; align-items: center; gap: .7rem; padding: .65rem 1rem; color: var(--color-white); background: var(--color-red); border-radius: var(--radius-sm); font-weight: 750; text-decoration: none; transition: background var(--transition), box-shadow var(--transition); }
.project-active > a:hover,
.project-active > a:focus-visible { background: var(--color-red-dark); box-shadow: 0 10px 28px rgba(0,0,0,.28); }
.project-delivered { --project-color: var(--color-gray-700); min-height: 400px; }
.project-delivered .project-image.is-loaded { filter: grayscale(1) contrast(.9); opacity: .68; }
.project-delivered:hover .project-image.is-loaded { filter: grayscale(.65) contrast(.95); opacity: .78; }
.project-delivered h3 { color: var(--color-gray-200); }

.story { background: var(--color-paper); }
.story-layout { display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: 6rem; }
.story-copy p:not(.eyebrow) { color: var(--color-muted); max-width: 620px; }
.button-dark { margin-top: 1rem; background: var(--color-brand-950); color: var(--color-white); }
.button-dark:hover, .button-dark:focus-visible { background: var(--color-brand-700); }
.story-visual { position: relative; min-height: 300px; display: flex; justify-content: space-between; align-items: center; }
.story-rail { position: absolute; left: 0; right: 0; height: 3px; background: var(--color-red); }
.story-rail::after { content: ""; position: absolute; right: 0; top: 50%; width: 16px; height: 16px; transform: translateY(-50%) rotate(45deg); border-top: 3px solid var(--color-red); border-right: 3px solid var(--color-red); }
.story-year { position: relative; display: grid; width: 150px; height: 150px; place-content: center; background: var(--color-surface); border: 2px solid var(--color-brand-500); border-radius: 50%; text-align: center; box-shadow: var(--shadow-raised); }
.story-year strong { font-family: Impact, sans-serif; font-size: 2.8rem; line-height: 1; }
.story-year span { color: var(--color-muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; }
.story-year.current { background: var(--color-brand-900); color: var(--color-white); }
.story-year.current span { color: rgba(255,255,255,.7); }
.timeline-panel { margin-top: 4rem; padding: 1rem; background: var(--color-surface); border: 1px solid var(--color-line); box-shadow: var(--shadow-raised); }
.timeline-status { min-height: 28px; padding: .35rem .5rem .8rem; color: var(--color-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.timeline-scroll { overflow-x: auto; scrollbar-color: var(--color-brand-500) var(--color-brand-100); }
.timeline-scroll img { max-width: none; width: max(100%, 1180px); height: auto; opacity: 0; filter: grayscale(1); transition: opacity 500ms ease-out; }
.timeline-scroll img.is-loaded { opacity: 1; }

.contact { position: relative; padding: var(--space-7) 0; color: var(--color-white); background: var(--color-brand-900); border-top: 6px solid var(--color-red); overflow: hidden; }
.contact-lines { position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(115deg, transparent 48%, rgba(255,255,255,.3) 48% 48.2%, transparent 48.2%), linear-gradient(65deg, transparent 58%, rgba(255,255,255,.25) 58% 58.2%, transparent 58.2%); }
.contact-layout { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(3rem, 9vw, 9rem); align-items: start; }
.contact-copy > p:not(.eyebrow) { max-width: 520px; color: rgba(255,255,255,.78); font-size: 1.12rem; }
.phone-link { display: inline-flex; align-items: center; gap: 1rem; margin-top: 1.5rem; text-decoration: none; }
.phone-link svg { width: 34px; height: 34px; fill: currentColor; }
.phone-link span { font-size: 1.1rem; font-weight: 700; }
.phone-link small { display: block; font-size: .68rem; font-weight: 650; letter-spacing: .13em; text-transform: uppercase; opacity: .7; }
.email-link { display: block; width: fit-content; margin-top: 1.1rem; color: rgba(255,255,255,.82); font-weight: 650; text-underline-offset: .3rem; }
.email-link small { display: block; margin-bottom: .15rem; font-size: .68rem; letter-spacing: .13em; text-transform: uppercase; opacity: .7; }
.contact-form { padding: 2rem; color: var(--color-ink); background: var(--color-surface); box-shadow: var(--shadow-raised); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: grid; gap: .4rem; margin-bottom: 1.2rem; }
.field label { font-size: .8rem; font-weight: 750; }
.field input, .field select { width: 100%; min-height: 52px; border: 1px solid var(--color-control); border-radius: var(--radius-sm); background: var(--color-white); padding: .75rem .9rem; color: var(--color-ink); }
.field input:hover, .field select:hover { border-color: var(--color-brand-700); }
.field input[aria-invalid="true"] { border-color: var(--color-error); }
.field-error { min-height: 1.2em; color: var(--color-error); font-size: .75rem; }
.button-light { width: 100%; background: var(--color-brand-950); color: var(--color-white); }
.button-light:hover, .button-light:focus-visible { background: var(--color-brand-700); }
.form-status { min-height: 1.5rem; margin: .8rem 0 0; color: var(--color-muted); font-size: .8rem; text-align: center; }

.site-footer { color: var(--color-white); background: var(--color-footer); padding: 3rem 0; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr auto; gap: 2rem; align-items: center; }
.footer-logo { width: 150px; height: 76px; object-fit: contain; object-position: left center; }
.site-footer address { color: rgba(255,255,255,.68); font-style: normal; font-size: .84rem; }
.footer-contact { display: grid; gap: .3rem; font-size: .84rem; }
.footer-contact a { color: rgba(255,255,255,.78); text-underline-offset: .25rem; }
.site-footer > div > p { color: rgba(255,255,255,.55); font-size: .75rem; }

:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 4px; }
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 650ms ease-out, transform 650ms ease-out; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .menu-toggle { display: inline-flex; }
  .site-nav { position: absolute; top: 72px; left: 1.25rem; right: 1.25rem; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: .7rem; color: var(--color-brand-950); background: var(--color-white); border-radius: var(--radius-md); box-shadow: var(--shadow-raised); }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: .85rem; }
  .nav-cta { margin-top: .35rem; color: var(--color-white); background: var(--color-brand-900); border: 0; text-align: center; }
  .hero { min-height: auto; }
  .hero-layout { grid-template-columns: 1fr; gap: 2rem; }
  .hero-building { min-height: 220px; max-width: 560px; width: 100%; justify-self: end; }
  .about-layout, .story-layout, .contact-layout { grid-template-columns: 1fr; gap: 3rem; }
  .certifications-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .project-grid, .project-grid-delivered { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  :root { --space-7: 4.5rem; }
  .container { width: min(calc(100% - 1.5rem), var(--container)); }
  .header-inner { min-height: 72px; }
  .brand-mark { width: 42px; }
  .hero { padding: 112px 0 26px; }
  .hero::before { background: linear-gradient(180deg, rgba(24,25,27,.76), rgba(24,25,27,.84)); }
  .hero::after { display: none; }
  .hero-video { object-position: 46% center; }
  .hero-layout { gap: 2.4rem; }
  .hero h1 { font-size: clamp(3.6rem, 17vw, 5.4rem); }
  .hero-lead { font-size: 1rem; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .hero-actions .text-link { text-align: center; }
  .hero-building { min-height: 0; width: 100%; align-items: stretch; padding-left: 0; }
  .building-shell { inset-inline: 12% 0; }
  .years-card { width: fit-content; align-self: flex-end; padding: .7rem .9rem; }
  .years-card strong { font-size: 4.35rem; }
  .years-card span { font-size: .78rem; }
  .hero-building > p { margin: .8rem 0 0; font-size: .9rem; }
  .hero-foot { margin-top: 2rem; display: grid; grid-template-columns: 1fr 1fr; gap: .75rem 1rem; }
  .hero-foot .hero-line { display: none; }
  .hero-video-toggle { width: 100%; grid-column: 1 / -1; grid-row: 1; justify-content: center; }
  .hero-foot p:first-child { grid-column: 1; grid-row: 2; }
  .hero-foot p:last-child { grid-column: 2; grid-row: 2; text-align: right; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-grid article { min-height: 130px; border-right: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }
  .certification-list { grid-template-columns: 1fr; }
  .certification-card { min-height: 190px; }
  .projects-head { align-items: flex-start; flex-direction: column; gap: 1.5rem; }
  .project-grid, .project-grid-delivered { grid-template-columns: 1fr; }
  .project-group-head { align-items: flex-start; flex-direction: column; gap: .25rem; }
  .project-card { min-height: 0; padding: 0 1.25rem 1.25rem; }
  .project-card::before { display: none; }
  .project-card:hover::before { background: none; }
  .project-image {
    position: relative;
    z-index: 0;
    inset: auto;
    display: block;
    width: calc(100% + 2.5rem);
    height: 300px;
    margin: 0 -1.25rem 1.25rem;
    object-fit: contain;
    object-position: center;
    background: #252629;
  }
  .project-card:hover .project-image { transform: none; }
  .project-active, .project-delivered { min-height: 0; }
  .project-card h3 { margin: 1.4rem 0 .75rem; }
  .project-card > p { max-width: none; margin-bottom: 0; }
  .project-meta { align-items: flex-start; flex-wrap: wrap; gap: .65rem; }
  .project-index { display: none; }
  .project-active > a { position: relative; left: auto; right: auto; bottom: auto; width: 100%; margin-top: 1.25rem; justify-content: space-between; }
  .story-visual { min-height: 220px; }
  .story-year { width: 116px; height: 116px; }
  .story-year strong { font-size: 2.2rem; }
  .field-row, .footer-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 1.25rem; }
  .email-link { max-width: 100%; overflow-wrap: anywhere; }
  .timeline-panel { padding: .6rem; }
  .timeline-scroll img { width: 1000px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-video, .hero-video-toggle { display: none; }
}

@media (max-width: 390px) {
  .brand span { font-size: .68rem; }
  .brand strong { font-size: .92rem; }
  .hero h1 { font-size: clamp(3.2rem, 16vw, 4.2rem); }
  .years-card strong { font-size: 4.8rem; }
  .story-year { width: 104px; height: 104px; }
  .certification-card { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}