/* ========================================================================== HEATLINE INDUSTRIES Design system + global styles ========================================================================== */ /* --- Design tokens ------------------------------------------------------ */ :root { /* Canvas */ --paper: #FFFFFF; --paper-warm: #F7F6F4; --paper-cool: #F2F3F5; --paper-deep: #EAEAEC; /* Ink */ --ink: #0A0A0B; --ink-soft: #1C1C1F; --ink-mute: #6B6B72; --ink-faint: #A2A2AA; --hairline: #E2E2E5; /* Heatline red */ --red: #D71920; --red-deep: #A5121A; --red-glow: rgba(215, 25, 32, 0.14); --red-line: rgba(215, 25, 32, 0.32); /* Metal accents for macro imagery */ --steel: #8E949C; --copper: #B87333; /* Type */ --font-display: 'Inter Display', 'Inter', 'Helvetica Neue', Arial, sans-serif; --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif; --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace; /* Rhythm */ --gutter: clamp(1.25rem, 4.5vw, 5rem); --maxw: 88rem; --nav-h: 7rem; /* Motion */ --ease-out: cubic-bezier(0.22, 1, 0.36, 1); --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1); } /* --- Reset -------------------------------------------------------------- */ *, *::before, *::after { box-sizing: border-box; } html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; /* NOTE: overflow-x must NOT be set on — it silently breaks position: sticky (the pinned scroll sections) in several browsers. Horizontal bleed is contained on .hero / .film / .cta instead. */ } body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-body); font-size: 1rem; line-height: 1.6; font-feature-settings: 'kern' 1, 'liga' 1; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; /* Clips the decorative sweeps without disabling sticky on . */ overflow-x: clip; } /* Scroll lock while the drawer is open — must stay `hidden`, since `clip` would not stop the page scrolling behind the overlay. */ body.is-locked { overflow: hidden; } img, svg, video { display: block; max-width: 100%; } /* Inline icons never balloon to their intrinsic size before their own rule applies (or if a stylesheet fails to load). */ svg:not([width]):not([height]) { width: 1em; height: 1em; } a { color: inherit; text-decoration: none; } button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; } input, select, textarea { font: inherit; color: inherit; } h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 800; line-height: 0.98; letter-spacing: -0.03em; margin: 0; text-wrap: balance; } p { margin: 0; text-wrap: pretty; } ::selection { background: var(--red); color: #fff; } /* --- Layout helpers ----------------------------------------------------- */ .shell { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); } .shell--wide { max-width: 104rem; } .section { position: relative; padding-block: clamp(5rem, 12vh, 10rem); } .section--tight { padding-block: clamp(3.5rem, 8vh, 6rem); } .section--warm { background: var(--paper-warm); } .section--cool { background: var(--paper-cool); } .section--dark { background: var(--ink); color: var(--paper); } .section--dark h1, .section--dark h2, .section--dark h3 { color: var(--paper); } /* --- Typography scale --------------------------------------------------- */ .t-mega { font-size: clamp(2.75rem, 11vw, 10.5rem); letter-spacing: -0.045em; } .t-h1 { font-size: clamp(2.25rem, 6.5vw, 5.25rem); } .t-h2 { font-size: clamp(1.85rem, 4.6vw, 3.75rem); } .t-h3 { font-size: clamp(1.35rem, 2.6vw, 2.1rem); } .t-lead { font-size: clamp(1.05rem, 1.55vw, 1.375rem); line-height: 1.55; color: var(--ink-soft); max-width: 46ch; } .t-body { color: var(--ink-mute); max-width: 60ch; } /* Eyebrow / technical label */ /* Section label. Body face in sentence case — the old 0.7rem uppercase mono at 0.24em tracking was hard to read at a glance. The red rule before it still marks it as a label. */ .eyebrow { display: inline-flex; align-items: center; gap: 0.7rem; font-family: var(--font-body); font-size: 0.95rem; font-weight: 600; letter-spacing: 0.01em; text-transform: none; color: var(--ink-soft); } .eyebrow::before { content: ''; width: 2.25rem; height: 1px; background: var(--red); flex: none; } .eyebrow--plain::before { display: none; } .eyebrow--light { color: rgba(255, 255, 255, 0.55); } .red { color: var(--red); } .mono { font-family: var(--font-mono); } /* --- Buttons ------------------------------------------------------------ */ .btn { position: relative; display: inline-flex; align-items: center; gap: 0.75rem; padding: 1rem 1.85rem; font-family: var(--font-body); font-size: 0.95rem; font-weight: 600; letter-spacing: 0.01em; text-transform: none; border-radius: 999px; overflow: clip; isolation: isolate; transition: color .45s var(--ease-out), border-color .45s var(--ease-out); } .btn__label { position: relative; z-index: 2; } .btn svg { position: relative; z-index: 2; width: 1rem; height: 1rem; transition: transform .45s var(--ease-out); } .btn:hover svg { transform: translateX(0.3rem); } /* Fill sweep */ .btn::after { content: ''; position: absolute; inset: 0; z-index: 1; transform: scaleX(0); transform-origin: left center; transition: transform .55s var(--ease-out); } .btn:hover::after { transform: scaleX(1); } .btn--solid { background: var(--red); color: #fff; } .btn--solid::after { background: var(--ink); } .btn--line { border: 1px solid var(--hairline); color: var(--ink); } .btn--line::after { background: var(--red); } .btn--line:hover { color: #fff; border-color: var(--red); } .btn--ghost { border: 1px solid rgba(255,255,255,.25); color: #fff; } .btn--ghost::after { background: var(--red); } .btn--ghost:hover { border-color: var(--red); } /* --- Technical red motion lines ----------------------------------------- */ .tech-line { position: absolute; background: var(--red); transform-origin: left center; pointer-events: none; } .tech-line--h { height: 1px; width: 100%; left: 0; } .tech-line--v { width: 1px; height: 100%; top: 0; } /* The blueprint backdrop now lives in cinematic.css as .bp — a two-tier grid with a heat bloom, replacing the single-tier .grid-field. */ /* --- Navigation --------------------------------------------------------- */ .nav { position: fixed; inset: 0 0 auto 0; z-index: 200; height: var(--nav-h); display: flex; align-items: center; transition: background .5s var(--ease-out), box-shadow .5s var(--ease-out), height .5s var(--ease-out); } .nav::before { content: ''; position: absolute; inset: 0; background: rgba(255, 255, 255, 0.82); backdrop-filter: blur(18px) saturate(160%); -webkit-backdrop-filter: blur(18px) saturate(160%); opacity: 0; transition: opacity .5s var(--ease-out); } .nav.is-stuck { height: 5.5rem; box-shadow: 0 1px 0 var(--hairline); } .nav.is-stuck::before { opacity: 1; } .nav.is-hidden { transform: translateY(-100%); transition: transform .5s var(--ease-out); } .nav__inner { position: relative; z-index: 2; width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); display: flex; align-items: center; justify-content: space-between; gap: 2rem; } .nav__logo { display: flex; align-items: center; gap: 0.85rem; flex: none; } .nav__logo img { height: 4.9rem; width: auto; transition: height .5s var(--ease-out); } .nav.is-stuck .nav__logo img { height: 3.75rem; } .nav__menu { display: flex; align-items: center; gap: clamp(1.1rem, 2.2vw, 2.4rem); } .nav__link { position: relative; font-family: var(--font-body); font-size: 0.95rem; letter-spacing: 0.01em; text-transform: none; color: var(--ink-soft); padding-block: 0.4rem; transition: color .35s var(--ease-out); } .nav__link::after { content: ''; position: absolute; left: 0; bottom: 0; width: 100%; height: 1px; background: var(--red); transform: scaleX(0); transform-origin: right center; transition: transform .45s var(--ease-out); } .nav__link:hover { color: var(--red); } .nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); transform-origin: left center; } .nav__link.is-active { color: var(--red); } /* --- Products dropdown -------------------------------------------------- */ .nav__has-sub { position: relative; } .nav__has-sub > .nav__link { display: inline-flex; align-items: center; gap: 0.4rem; } .nav__caret { width: 0.55rem; height: 0.4rem; transition: transform .35s var(--ease-out); } .nav__has-sub:hover .nav__caret, .nav__has-sub:focus-within .nav__caret { transform: rotate(180deg); } .submenu { position: absolute; top: calc(100% + 1.15rem); left: 50%; z-index: 20; width: 21rem; padding: 1rem; background: var(--paper); border: 1px solid var(--hairline); box-shadow: 0 1.75rem 3.5rem -1rem rgba(10, 10, 11, .22); transform: translate(-50%, -0.6rem); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .35s var(--ease-out), transform .35s var(--ease-out); } /* Invisible bridge so the pointer can travel from link to panel. */ .submenu::before { content: ''; position: absolute; left: 0; right: 0; top: -1.15rem; height: 1.15rem; } .nav__has-sub:hover .submenu, .nav__has-sub:focus-within .submenu { opacity: 1; visibility: visible; pointer-events: auto; transform: translate(-50%, 0); } .submenu__label { display: block; padding: 0 0.65rem 0.6rem; font-family: var(--font-body); font-size: 0.85rem; letter-spacing: 0.01em; text-transform: none; color: var(--ink-faint); } .submenu__item { display: flex; align-items: center; gap: 0.75rem; padding: 0.6rem 0.65rem; border-radius: 2px; transition: background .3s var(--ease-out); } .submenu__item:hover { background: var(--paper-warm); } .submenu__no { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.1em; color: var(--red); flex: none; } .submenu__body { display: grid; gap: 0.1rem; flex: 1; } .submenu__name { font-family: var(--font-display); font-weight: 700; font-size: 0.88rem; letter-spacing: -0.015em; line-height: 1.2; color: var(--ink); transition: color .3s var(--ease-out); } .submenu__item:hover .submenu__name { color: var(--red); } .submenu__sub { font-family: var(--font-body); font-size: 0.82rem; letter-spacing: 0.01em; text-transform: none; color: var(--ink-faint); } .submenu__go { width: 0.8rem; height: 0.8rem; flex: none; color: var(--ink-faint); opacity: 0; transform: translate(-3px, 3px); transition: opacity .3s var(--ease-out), transform .3s var(--ease-out), color .3s var(--ease-out); } .submenu__item:hover .submenu__go { opacity: 1; transform: none; color: var(--red); } .submenu__all { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; margin-top: 0.6rem; padding: 0.75rem 0.65rem 0.15rem; border-top: 1px solid var(--hairline); font-family: var(--font-body); font-size: 0.9rem; letter-spacing: 0.01em; text-transform: none; color: var(--ink-soft); transition: color .3s var(--ease-out); } .submenu__all svg { width: 0.9rem; height: 0.9rem; transition: transform .35s var(--ease-out); } .submenu__all:hover { color: var(--red); } .submenu__all:hover svg { transform: translateX(0.25rem); } .nav__cta { display: flex; align-items: center; gap: 1rem; flex: none; } .nav__cta .btn { padding: 0.75rem 1.35rem; } /* Mobile menu button */ .nav__burger { display: none; width: 2.75rem; height: 2.75rem; align-items: center; justify-content: center; border: 1px solid var(--hairline); border-radius: 999px; flex: none; } .nav__burger span { display: block; width: 1.05rem; height: 1.5px; background: var(--ink); transition: transform .4s var(--ease-out), opacity .3s var(--ease-out); } .nav__burger span + span { margin-top: 4px; } .nav__burger.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); } .nav__burger.is-open span:nth-child(2) { opacity: 0; } .nav__burger.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); } /* Mobile drawer */ .drawer { position: fixed; inset: 0; z-index: 190; background: var(--paper); display: flex; flex-direction: column; justify-content: center; padding: calc(var(--nav-h) + 1rem) var(--gutter) 2.5rem; clip-path: inset(0 0 100% 0); transition: clip-path .8s var(--ease-out); pointer-events: none; /* Component chips can push the panel past the viewport on short phones. */ overflow-y: auto; -webkit-overflow-scrolling: touch; } .drawer.is-open { clip-path: inset(0 0 0 0); pointer-events: auto; } .drawer__list { display: flex; flex-direction: column; gap: 0.25rem; } .drawer__item { overflow: clip; } .drawer__link { display: flex; align-items: baseline; gap: 1rem; padding-block: 0.5rem; font-family: var(--font-display); font-weight: 800; font-size: clamp(2rem, 9vw, 3.25rem); letter-spacing: -0.03em; line-height: 1.1; transform: translateY(110%); transition: transform .7s var(--ease-out), color .3s var(--ease-out); } .drawer.is-open .drawer__link { transform: translateY(0); } .drawer__link:hover { color: var(--red); } .drawer__num { font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500; letter-spacing: 0.15em; color: var(--red); } /* Component shortcuts in the mobile drawer */ .drawer__components { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--hairline); } .drawer__components-label { display: block; margin-bottom: 0.85rem; font-family: var(--font-body); font-size: 0.85rem; letter-spacing: 0.01em; text-transform: none; color: var(--ink-faint); } .drawer__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; } .drawer__chip { display: inline-flex; align-items: baseline; gap: 0.45rem; padding: 0.5rem 0.8rem; border: 1px solid var(--hairline); border-radius: 2px; font-family: var(--font-display); font-weight: 700; font-size: 0.8rem; letter-spacing: -0.015em; color: var(--ink); transition: border-color .3s var(--ease-out), color .3s var(--ease-out); } .drawer__chip:hover, .drawer__chip:focus-visible { border-color: var(--red); color: var(--red); } .drawer__chip-no { font-family: var(--font-mono); font-weight: 400; font-size: 0.55rem; letter-spacing: 0.1em; color: var(--red); } .drawer__foot { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--hairline); display: grid; gap: 0.4rem; font-size: 0.85rem; color: var(--ink-mute); } /* --- Scroll progress ---------------------------------------------------- */ .progress { position: fixed; top: 0; left: 0; z-index: 210; height: 2px; width: 100%; transform-origin: left center; transform: scaleX(0); background: linear-gradient(90deg, var(--red), var(--red-deep)); } /* --- Footer ------------------------------------------------------------- */ .footer { position: relative; background: var(--paper); color: var(--ink-mute); padding-block: clamp(4rem, 9vh, 7rem) 2.5rem; border-top: 1px solid var(--hairline); overflow: clip; } .footer__grid { /* The Works column is widest so each address line stays unwrapped. */ display: grid; grid-template-columns: 1.1fr 0.8fr 0.9fr 1.7fr; gap: clamp(1.5rem, 3vw, 3rem); position: relative; z-index: 2; } /* Address lines are explicit
breaks — never let them wrap again. */ .footer address { text-wrap: nowrap; } @media (max-width: 1280px) { .footer address { text-wrap: wrap; } } .footer__logo { height: 6.25rem; width: auto; display: block; margin: 0 auto 1.5rem; } /* Brand column reads as a centred lock-up under the logo. */ .footer__brand { text-align: center; } .footer__brand p { margin-inline: auto; } .footer h4 { font-family: var(--font-body); font-size: 0.95rem; font-weight: 500; letter-spacing: 0.01em; text-transform: none; color: var(--ink-faint); margin-bottom: 1.35rem; } .footer__links { display: grid; gap: 0.7rem; } .footer__links a { position: relative; display: inline-block; color: var(--ink-soft); font-size: 0.92rem; transition: color .3s var(--ease-out), transform .3s var(--ease-out); } .footer__links a:hover { color: var(--red); transform: translateX(4px); } .footer address { font-style: normal; font-size: 0.92rem; line-height: 1.75; } .footer__contact a { color: var(--ink); } .footer__contact a:hover { color: var(--red); } .footer__base { position: relative; z-index: 2; margin-top: clamp(3rem, 6vh, 5rem); padding-top: 1.75rem; border-top: 1px solid var(--hairline); display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; align-items: center; font-family: var(--font-body); font-size: 0.85rem; letter-spacing: 0.01em; text-transform: none; color: var(--ink-faint); } /* Copyright + credit line. Set in the body face at a readable size rather than the uppercase mono used by the other two base items. */ .footer__legal { font-family: var(--font-body); font-size: 0.82rem; letter-spacing: 0; text-transform: none; color: var(--ink-mute); } .footer__sep { display: inline-block; margin-inline: 0.45rem; color: var(--hairline); } .footer__legal a, .footer__credit { color: var(--ink-soft); font-weight: 500; } .footer__legal a { transition: color .35s var(--ease-out); border-bottom: 1px solid transparent; } .footer__legal a:hover { color: var(--red); border-bottom-color: var(--red); } /* Oversized watermark word in footer */ .footer__mark { position: absolute; left: 50%; bottom: -3.5vw; transform: translateX(-50%); font-family: var(--font-display); font-weight: 800; font-size: 19vw; line-height: 0.8; letter-spacing: -0.05em; color: rgba(10, 10, 11, 0.04); white-space: nowrap; pointer-events: none; z-index: 1; } /* --- Reveal primitives (driven by JS) ----------------------------------- All initial hidden states are scoped to .js. Without JavaScript the page renders fully visible instead of staying blank. */ .js [data-reveal] { opacity: 0; transform: translateY(2rem); transition: opacity .95s var(--ease-out), transform .95s var(--ease-out); transition-delay: var(--d, 0ms); /* Same failsafe as .mask-img: never let a missed reveal hide content for good. See the note on .js .mask-img. */ animation: reveal-failsafe 0s linear 5s forwards; } .js [data-reveal].is-in { opacity: 1; transform: none; animation: none; } @keyframes reveal-failsafe { to { opacity: 1; transform: none; } } .js [data-reveal='fade'] { transform: none; } .js [data-reveal='clip'] { opacity: 1; clip-path: inset(0 0 100% 0); transform: none; transition: clip-path 1.1s var(--ease-out); transition-delay: var(--d, 0ms); /* This variant hides via clip-path, so it needs the clip failsafe rather than the opacity one inherited from [data-reveal]. */ animation: mask-failsafe 0s linear 5s forwards; } .js [data-reveal='clip'].is-in { clip-path: inset(0 0 0 0); animation: none; } /* Masked line-by-line heading reveal. Padding + negative margin give descenders (y, Q) room inside the mask so glyphs are never clipped, while the mask itself stays visually tight. */ .reveal-lines { display: block; } .reveal-lines .line { display: block; overflow: clip; padding-bottom: 0.14em; margin-bottom: -0.14em; } .reveal-lines .line > span { display: block; } .js .reveal-lines .line > span { transform: translateY(105%); transition: transform 1.05s var(--ease-out); transition-delay: var(--d, 0ms); } .js .reveal-lines.is-in .line > span { transform: translateY(0); } /* Word-level kinetic reveal */ .kinetic .word { display: inline-block; overflow: clip; vertical-align: top; padding-bottom: 0.14em; margin-bottom: -0.14em; } .kinetic .word > span { display: inline-block; } .js .kinetic .word > span { transform: translateY(105%); transition: transform .9s var(--ease-out); transition-delay: var(--d, 0ms); } .js .kinetic.is-in .word > span { transform: translateY(0); } /* Image mask reveal */ .mask-img { position: relative; /* clip, not hidden — `hidden` creates a scroll container, which makes Chrome paint ::scroll-button() arrows over the image. */ overflow: clip; } .js .mask-img { clip-path: inset(0 0 100% 0); transition: clip-path 1.2s var(--ease-out); transition-delay: var(--d, 0ms); /* Failsafe: if the reveal never fires — script error, observer missed the element, slow image decode — this uncovers the box on its own. Without it a missed reveal leaves the image permanently invisible, which is why the page used to need a reload before anything showed. */ animation: mask-failsafe 0s linear 5s forwards; } .js .mask-img.is-in { clip-path: inset(0 0 0 0); animation: none; } @keyframes mask-failsafe { to { clip-path: inset(0 0 0 0); } } .mask-img img { width: 100%; height: 100%; object-fit: cover; } /* Product photographs must never be cropped — the component itself would be cut off at the tile edge. These sit on a neutral field instead. The hero plate is deliberately excluded: it is an art-directed macro shot where a full-bleed crop is the intent. */ .split__media.mask-img img, .pviewer__main.mask-img img { object-fit: cover; } /* No tinted frame behind the photographs — the source images already carry their own white background, so a grey field just reads as a stray box. */ .split__media.mask-img, .pviewer__main.mask-img { background: transparent; } .js .mask-img img { transform: scale(1.18); transition: transform 1.6s var(--ease-out); transition-delay: var(--d, 0ms); } .js .mask-img.is-in img { transform: scale(1); } /* The zoom-in reveal would still crop a contained image mid-transition. */ .js .split__media.mask-img img, .js .pviewer__main.mask-img img { transform: scale(1.04); } .js .split__media.mask-img.is-in img, .js .pviewer__main.mask-img.is-in img { transform: scale(1); } /* --- Utility ------------------------------------------------------------ */ .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: clip; clip: rect(0 0 0 0); white-space: nowrap; border: 0; } .skip-link { position: absolute; top: 0; left: 50%; transform: translate(-50%, -120%); z-index: 400; background: var(--ink); color: #fff; padding: 0.75rem 1.5rem; font-family: var(--font-body); font-size: 0.9rem; letter-spacing: 0.01em; text-transform: none; transition: transform .3s var(--ease-out); } .skip-link:focus { transform: translate(-50%, 0); } :focus-visible { outline: 2px solid var(--red); outline-offset: 3px; } /* --- Responsive --------------------------------------------------------- */ @media (max-width: 1080px) { .footer__grid { grid-template-columns: 1fr 1fr; row-gap: 3rem; } } @media (max-width: 900px) { :root { --nav-h: 5.6rem; } /* The whole primary menu — dropdown included — is replaced by the drawer. */ .nav__menu, .nav__has-sub, .submenu { display: none; } .nav__cta .btn { display: none; } .nav__burger { display: flex; flex-direction: column; } .nav__logo img { height: 3.75rem; } .nav.is-stuck { height: 4.75rem; } .nav.is-stuck .nav__logo img { height: 3rem; } } @media (max-width: 620px) { .footer__grid { grid-template-columns: 1fr; } .footer__base { flex-direction: column; align-items: flex-start; } } /* --- Reduced motion ----------------------------------------------------- */ @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; } [data-reveal], .reveal-lines .line > span, .kinetic .word > span { opacity: 1 !important; transform: none !important; } [data-reveal='clip'], .mask-img { clip-path: none !important; } .mask-img img { transform: none !important; } }