/* Isaac Chris · shared header and footer, loaded by every page (home, work, service pages, about).
   Self-contained: its own colours and spacing, so it looks the same whatever stylesheet the page uses.
   Header: the floating capsule from the portfolio. Footer: the home page's black band
   ("Got a project? Let's talk." + round Message me button) with round icon buttons. */

.top, .msheet, .ch-foot {
  --c-paper: #F4F2EE; --c-ink: #0E0E0E; --c-acc: #FF5B1F; --c-acc-ink: #B33A0B; --c-mute: #B8B2A8;
  --c-gutter: clamp(16px, 4vw, 56px);
  --c-sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --c-cond: "Anton", "Impact", "Arial Narrow", sans-serif;
}

/* ---------- Header ---------- */
.top { position: sticky; top: 0; z-index: 40; font-family: var(--c-sans); }
.top__in { display: flex; align-items: center; gap: 28px; height: 84px; width: 100%; max-width: 1440px; margin: 0 auto; padding: 0 var(--c-gutter);
  transition: height .3s, margin .3s, padding .3s, background-color .3s, box-shadow .3s, border-radius .3s, max-width .3s; }
.top a { color: inherit; text-decoration: none; }
.brand { margin-right: auto; display: block; }
.brand img { display: block; width: 181px; height: 48px; transition: width .3s, height .3s; }
.nav { display: flex; align-items: center; gap: 34px; font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.nav > a, .nav__btn { padding: 8px 0; color: var(--c-ink); background: none; border: 0; font: inherit; letter-spacing: inherit; text-transform: inherit; cursor: pointer; position: relative; }
.nav > a::after, .nav__btn::before { content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 2px; background: var(--c-acc); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
.nav > a:hover::after, .nav__btn:hover::before, .nav__btn[aria-expanded="true"]::before { transform: scaleX(1); }
.nav__group { position: relative; }
.nav__btn::after { content: ""; display: inline-block; width: 5px; height: 5px; margin-left: 9px; border-right: 1.5px solid; border-bottom: 1.5px solid; transform: translateY(-3px) rotate(45deg); }
.nav__menu { position: absolute; top: calc(100% + 12px); left: -18px; min-width: 230px; margin: 0; padding: 8px; list-style: none; background: var(--c-ink); color: var(--c-paper);
  opacity: 0; visibility: hidden; transform: translateY(-4px); transition: opacity .18s, transform .18s, visibility .18s;
  text-transform: none; letter-spacing: 0; font-size: 15px; font-weight: 500; border-radius: 14px; }
.nav__group.is-open .nav__menu { opacity: 1; visibility: visible; transform: none; }
.nav__menu a { display: block; padding: 11px 12px; border-radius: 8px; }
.nav__menu a:hover { background: var(--c-acc); color: var(--c-ink); }
.nav a[aria-current="page"], .nav__btn.is-active { color: var(--c-acc-ink); }
.nav__menu a[aria-current="page"] { color: var(--c-acc); }
.talk { background: var(--c-acc); color: var(--c-ink); font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 15px 22px; transition: background .2s, color .2s; white-space: nowrap; }
.top .talk { border-radius: 999px; border: 1.5px solid transparent; --fill: var(--c-acc);
  background: linear-gradient(var(--fill), var(--fill)) padding-box, conic-gradient(from 210deg, #FFFFFF, #8C857C, #F4F2EE, #4A4743, #DAD5CC, #FFFFFF, #6E6A63, #FFFFFF) border-box;
  box-shadow: 0 1px 2px rgb(40 26 14 / .12), 0 8px 16px -8px rgb(40 26 14 / .28); }
.top .talk:hover { --fill: var(--c-ink); color: var(--c-paper); }
.menu-btn { border-radius: 999px; }
.menu-btn { display: none; font: 700 13px var(--c-sans); letter-spacing: .08em; text-transform: uppercase; background: var(--c-ink); color: var(--c-paper); border: 0; padding: 12px 16px; cursor: pointer; }
.top :focus-visible, .msheet :focus-visible { outline: 3px solid var(--c-acc); outline-offset: 3px; }

/* Floating capsule once the page has scrolled (chrome.js adds .is-float) */
.top.is-float .top__in { max-width: min(1240px, calc(100% - 2 * var(--c-gutter))); height: 66px; margin-top: 10px; padding: 0 9px 0 22px; border-radius: 999px;
  background: rgba(244, 242, 238, .88); -webkit-backdrop-filter: blur(14px) saturate(1.4); backdrop-filter: blur(14px) saturate(1.4);
  box-shadow: 0 1px 0 rgba(0, 0, 0, .06), 0 14px 40px rgba(0, 0, 0, .14); }
.top.is-float .brand img { width: 158px; height: 42px; }
.top.is-float .talk { border-radius: 999px; padding: 14px 20px; }
.top.is-float .menu-btn { border-radius: 999px; }

/* Phone menu */
.msheet { position: fixed; inset: 72px 0 0; background: var(--c-paper); color: var(--c-ink); z-index: 39; padding: 16px var(--c-gutter) 40px; overflow-y: auto; }
.msheet[hidden] { display: none; }
.msheet nav { display: flex; flex-direction: column; }
.msheet a { color: inherit; text-decoration: none; font: 400 40px/1 var(--c-cond); text-transform: uppercase; padding: 14px 0; border-bottom: 2px solid var(--c-ink); }
.msheet .msheet__sub { font-size: 28px; padding-left: 16px; border-bottom-width: 1px; }
.msheet__label { margin: 0; font: 600 13px var(--c-sans); letter-spacing: .08em; text-transform: uppercase; color: var(--c-acc-ink); padding: 22px 0 4px; }

@media (max-width: 1080px) { .nav { gap: 22px; } }
@media (max-width: 760px) {
  .nav, .talk { display: none; }
  .menu-btn { display: inline-block; min-height: 44px; }
  .top__in { height: 72px; }
  .brand img { width: 150px; height: 40px; }
  .top.is-float .top__in { height: 60px; margin-top: 8px; padding: 0 8px 0 16px; }
  .top.is-float .brand img { width: 136px; height: 36px; }
}

/* ---------- Footer ---------- */
.ch-foot { position: relative; z-index: 4; margin-top: 40px; background: var(--c-ink); color: var(--c-paper); border-radius: 40px 40px 0 0;
  box-shadow: 0 -24px 48px -20px rgb(40 26 14 / .22); min-height: 100svh; display: flex; flex-direction: column; justify-content: center; font-family: var(--c-sans); }
.ch-foot a { color: inherit; text-decoration: none; }
.ch-foot :focus-visible { outline: 2px solid var(--c-acc); outline-offset: 3px; }
.ch-foot__in, .ch-foot__base { width: 100%; max-width: 1440px; margin: 0 auto; padding-inline: var(--c-gutter); }
.ch-foot__in { flex: 1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 540px); align-items: center; gap: 48px; padding-block: 96px 48px; }
.ch-foot__copy { display: grid; gap: 32px; }
.ch-foot__line { margin: 0; font: 400 clamp(64px, 9vw, 128px)/.88 var(--c-cond); text-transform: uppercase; color: var(--c-paper); }
.ch-foot__line span { color: var(--c-acc); }
.ch-foot__squiggle { width: 220px; display: block; margin-top: -8px; fill: none; stroke: var(--c-acc); stroke-linecap: round; stroke-linejoin: round; }
.ch-foot__groups { display: flex; flex-wrap: wrap; gap: 28px 48px; }
.ch-foot__label { margin: 0 0 12px; font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--c-acc); }
/* the round icon buttons (Get in touch / Find me) */
.icos { display: flex; flex-wrap: wrap; gap: 10px; }
.ico { width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; background: #232322; transition: background-color .25s, transform .25s; }
.ico:hover { background: var(--c-acc); transform: translateY(-4px); }
.ico svg { width: 22px; height: 22px; fill: var(--c-paper); transition: fill .25s, stroke .25s; }
.ico svg.ico--line { fill: none; stroke: var(--c-paper); }
.ico:hover svg { fill: var(--c-ink); }
.ico:hover svg.ico--line { fill: none; stroke: var(--c-ink); }
/* Right side: the old footer's orange block ("Let's make something that works.") with the round Message me button in its corner.
   Hover: the block turns black and the button spins, as the old arrow circle did. */
.ch-foot .ch-card { position: relative; min-height: 460px; border-radius: 16px; background: var(--c-acc); color: var(--c-ink); padding: clamp(28px, 3.4vw, 48px);
  display: flex; align-items: flex-end; transition: background .3s, color .3s; }
.ch-foot .ch-card:hover { background: var(--c-paper); }
.ch-card__line { font: 400 clamp(46px, 5vw, 76px)/.92 var(--c-cond); text-transform: uppercase; padding-right: 8px; }
.ch-msg { position: absolute; top: clamp(20px, 2.6vw, 36px); right: clamp(20px, 2.6vw, 36px); isolation: isolate; width: 148px; height: 148px; border-radius: 50%;
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  color: var(--c-paper); font: 400 23px/.95 var(--c-cond); text-transform: uppercase; text-align: center; transition: transform .45s cubic-bezier(.34, 1.56, .64, 1); }
.ch-msg > .ic-metal__rim { position: absolute; inset: 0; z-index: -2; border-radius: inherit; overflow: hidden;
  background: conic-gradient(from 210deg, #FFFFFF, #8C857C, #F4F2EE, #4A4743, #DAD5CC, #FFFFFF, #6E6A63, #FFFFFF); }
.ch-msg > .ic-metal__rim canvas { position: absolute !important; inset: 0; width: 100% !important; height: 100% !important; display: block; border-radius: inherit; }
.ch-msg::before { content: ""; position: absolute; inset: 2px; z-index: -1; border-radius: inherit; background: var(--c-ink); transition: background .3s; }
.ch-msg svg { width: 28px; height: 28px; }
.ch-card:hover .ch-msg { transform: rotate(-12deg) scale(1.04); }
.ch-card:hover .ch-msg::before { background: var(--c-acc); }
.ch-card:hover .ch-msg { color: var(--c-ink); }
.ch-foot__logo { width: 151px; height: 40px; }
.ch-foot__base { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 24px; border-top: 1px solid #2E2B28; padding-block: 24px; font-size: 14px; line-height: 22px; color: var(--c-mute); }
@media (max-width: 1080px) { .ch-foot__in { grid-template-columns: 1fr; } .ch-foot .ch-card { max-width: 620px; } }
@media (max-width: 760px) {
  .ch-foot { border-radius: 28px 28px 0 0; margin-top: 28px; }
  .ch-foot__in { grid-template-columns: 1fr; padding-block: 64px 32px; }
  .ch-foot__line { font-size: 64px; }
  .ch-foot__squiggle { width: 160px; }
  .ch-foot .ch-card { min-height: 320px; }
  .ch-msg { width: 112px; height: 112px; font-size: 18px; }
  .ch-msg svg { width: 22px; height: 22px; }
}
@media (prefers-reduced-motion: reduce) { .ch-card:hover .ch-msg, .ico:hover { transform: none; } }