/* Design tokens */
:root {
  --max: 980px;
  --max-wide: 1200px;
  --radius-card: 14px;
  --radius-chip: 999px;
  --space: 1rem;
  --bg-tint: #f7f9fc;
  --accent-2: #f5bdbd;
  --bg: #ffffff;
  --text: #111111;
  --muted: #555555;
  --border: #eaeaea;
  --surface: #ffffff;
  --shadow: 0 1px 2px rgba(0,0,0,.06), 0 8px 24px rgba(0,0,0,.06);
  --primary: #111111;
  --primary-contrast: #ffffff;
  --accent: #c15a5a;
}

/* Dark mode removed for a lighter, consistent look */

/* Base */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: radial-gradient(900px 400px at 0% -10%, #f7f7f7 0%, transparent 60%),
              radial-gradient(900px 400px at 100% -10%, #fef3f3 0%, transparent 60%), var(--bg);
}
.site-header .wrap { display:flex; align-items:center; justify-content: space-between; }
.brand { display:flex; align-items: baseline; gap: .6rem; }
.wordmark { font-family: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif; font-weight: 600; font-size: 1.15rem; text-decoration: none; color: inherit; }
.brand .role { font-size: .9rem; color: var(--muted); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 1.125rem; }
.wrap-wide { max-width: var(--max-wide); margin: 0 auto; padding: 1rem; }

h1 { font-size: clamp(1.75rem, 2.6vw + 1rem, 2.5rem); margin: 0 0 .5rem; }
h2 { font-size: clamp(1.25rem, 1.2vw + .9rem, 1.5rem); margin: 1.6rem 0 .6rem; color: #222; letter-spacing: .15px; }
h3 { font-size: 1.05rem; margin: 1rem 0 .25rem; }
p.lead { font-size: 1.125rem; color: var(--muted); }

a { color: inherit; text-underline-offset: 3px; text-decoration-color: color-mix(in oklab, var(--text) 24%, transparent); transition: text-decoration-color .2s ease; }
a:hover { text-decoration-color: currentColor; }
.muted { color: var(--muted); }

/* Header and nav */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(120%) blur(10px);
  background: color-mix(in oklab, var(--bg) 80%, transparent);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; gap: .75rem; align-items: center; flex-wrap: wrap; }
.nav .spacer { flex: 1; }
.nav-link { position: relative; text-decoration: none; padding: .5rem .7rem; border-radius: 10px; color: var(--text); }
.nav-link.active::after { content:""; position:absolute; left:.6rem; right:.6rem; bottom: .25rem; height: 3px; border-radius: 2px; background: color-mix(in oklab, var(--accent) 55%, var(--text)); opacity:.25; }
.nav-link:hover { background: color-mix(in oklab, var(--text) 6%, transparent); }
.nav-link.active { background: color-mix(in oklab, var(--text) 9%, transparent); font-weight: 600; }

.langs .lang { opacity: .7; margin-left: .25rem; text-decoration: none; padding: .25rem .4rem; border-radius: .35rem; }
.langs .lang:hover { background: color-mix(in oklab, var(--text) 6%, transparent); opacity: .9; }
.langs .active { opacity: 1; font-weight: 600; border: 1px solid var(--border); }

/* Buttons */
.btn { display: inline-block; padding: .62rem 1.05rem; border-radius: 12px; background: linear-gradient(180deg, color-mix(in oklab, var(--primary) 85%, #fff), var(--primary)); color: var(--primary-contrast); border: 1px solid color-mix(in oklab, var(--primary) 70%, #ddd); text-decoration: none; transition: transform .06s ease, box-shadow .2s ease, background .2s ease; box-shadow: 0 1px 2px rgba(0,0,0,.08), 0 8px 24px rgba(0,0,0,.08); }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.nav-cta { margin-left: .25rem; }

/* Accent links (opt-in) */
.accent { color: var(--accent); }
.accent:hover { text-decoration: underline; }

/* Sections */
.hero { padding: 2.25rem 0 1.5rem; position: relative; }
.hero--split { min-height: 46vh; }
.hero--split::before {
  content: ""; position: absolute; right: 0; top: 0; bottom: 0; width: min(42%, 560px); z-index: -1;
  background:
    radial-gradient(1200px 600px at 100% -10%, color-mix(in oklab, var(--accent) 16%, transparent), transparent 60%),
    radial-gradient(1200px 600px at 0% -10%, color-mix(in oklab, var(--primary) 10%, transparent), transparent 60%);
  border-left: 1px solid var(--border);
}
.hero__inner { display:flex; align-items: flex-start; justify-content: space-between; gap: 2.5rem; }
.hero__text { max-width: 640px; padding: 1rem 0; }
.headline { font-family: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif; font-size: clamp(2.2rem, 4vw + 1rem, 4rem); margin: 0 0 .25rem; line-height: 1.1; }
.kicker { font-size: 1.15rem; color: var(--muted); margin: 0 0 .75rem; }
.hero__photo { width: min(44vw, 520px); aspect-ratio: 1/1; border-radius: var(--radius-card); border: 1px solid var(--border); box-shadow: var(--shadow); overflow: hidden; background: linear-gradient(180deg, color-mix(in oklab, var(--accent) 20%, transparent), transparent 60%); }
.hero__photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
@media (max-width: 880px){ .hero__photo { display: none; } }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(1200px 400px at 10% -10%, color-mix(in oklab, var(--primary) 10%, transparent), transparent 60%),
              radial-gradient(1200px 400px at 90% -20%, color-mix(in oklab, var(--primary) 10%, transparent), transparent 60%);
}
.lead { opacity: .9; }

.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .9rem; padding-left: 0; list-style: none; }
.grid-3 li { border: 1px solid var(--border); background: linear-gradient(180deg, #fff, var(--surface)); border-radius: var(--radius-card); padding: .95rem 1.05rem; box-shadow: var(--shadow); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.1rem; }
.card { border: 1px solid var(--border); background: linear-gradient(180deg, #fff, var(--surface)); border-radius: var(--radius-card); padding: 1.05rem; box-shadow: var(--shadow); transition: transform .08s ease, box-shadow .2s ease; }
.card:hover { transform: translateY(-2px); }

/* About */
.about { display: grid; grid-template-columns: 120px 1fr; gap: 1rem; align-items: start; }
.avatar { width: 100%; border-radius: 999px; border: 1px solid var(--border); box-shadow: var(--shadow); }

/* Chips and filters */
.chip { display: inline-block; border: 1px solid var(--border); border-radius: var(--radius-chip); padding: .24rem .6rem; font-size: .85rem; background: var(--surface); }
.chip.small { font-size: .75rem; padding: .12rem .45rem; }
.chip.active { background: color-mix(in oklab, var(--primary) 10%, transparent); }
.filters { display: flex; gap: .4rem; flex-wrap: wrap; margin: .5rem 0 1rem; }

/* Portfolio grid */
.portfolio-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.4rem; }
.case-tile { position: relative; display: block; text-decoration: none; color: inherit; border-radius: 1.1rem; overflow: hidden; background: var(--surface); box-shadow: 0 1px 2px rgba(0,0,0,.06), 0 10px 30px rgba(0,0,0,.06); transition: transform .1s ease; height: 320px; }
.case-tile.tall { height: 420px; }
.case-tile:hover { transform: translateY(-3px) scale(1.01); }
.case-thumb { position:absolute; inset:0; background-image: var(--img), radial-gradient(1000px 300px at 0% 0%, color-mix(in oklab, var(--primary) 10%, transparent), transparent 60%), radial-gradient(1000px 300px at 100% 0%, color-mix(in oklab, var(--accent) 20%, transparent), transparent 60%); background-size: cover; background-position:center; filter: saturate(105%); }
.case-overlay { position:absolute; inset:0; display:flex; align-items:flex-end; padding: .95rem; background: linear-gradient(to top, rgba(0,0,0,.32), rgba(0,0,0,.0) 65%); color: #fff; }
.case-meta { max-width: 90%; }
.case-meta h3 { margin: 0 0 .25rem; font-size: 1.1rem; }
.case-meta p { margin: 0; opacity: .9; }
.case-tags { display: flex; gap: .35rem; flex-wrap: wrap; margin-bottom: .35rem; }
.case-tags .chip { border-color: rgba(255,255,255,.35); color:#fff; background: rgba(255,255,255,.12); }

/* Case page */
.case-header { margin-bottom: 1rem; }
.case-body { display: grid; grid-template-columns: 280px 1fr; gap: 1rem; }
.case-aside { border: 1px solid var(--border); background: var(--surface); border-radius: var(--radius-card); padding: 1rem; height: fit-content; }
.case-aside h3 { margin: 0 0 .3rem; font-size: .95rem; }
.case-aside ul { margin: 0 0 .6rem 1.1rem; }
.case-content { border: 1px solid var(--border); background: var(--surface); border-radius: var(--radius-card); padding: 1.05rem; }
@media (max-width: 800px){ .case-body { grid-template-columns: 1fr; } }

/* Dark mode refinements removed */

/* Process steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; counter-reset: step; }
.step { display: grid; grid-template-columns: auto 1fr; gap: .75rem; align-items: start; border: 1px solid var(--border); background: var(--surface); border-radius: .9rem; padding: 1rem; box-shadow: var(--shadow); }
.step-num { display: inline-grid; place-items: center; width: 2rem; height: 2rem; border-radius: 999px; background: color-mix(in oklab, var(--primary) 10%, transparent); border: 1px solid var(--border); font-weight: 600; }

/* Testimonials */
.testimonials { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.testimonial { border: 1px solid var(--border); background: var(--surface); border-radius: .9rem; padding: 1rem; box-shadow: var(--shadow); }
.testimonial p { margin: 0 0 .75rem; }
.testimonial footer { font-size: .95rem; color: var(--muted); }

/* FAQ */
.faq details { border: 1px solid var(--border); background: var(--surface); border-radius: .8rem; padding: .75rem .9rem; box-shadow: var(--shadow); }
.faq details + details { margin-top: .6rem; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq summary::-webkit-details-marker { display:none; }

/* CTA bar */
.cta-bar { margin: 2rem 0; }
.cta-wrap { border: 1px solid var(--border); background: color-mix(in oklab, var(--primary) 6%, var(--surface)); border-radius: 1rem; padding: 1rem; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem; }

/* Forms */
.form label { display: block; margin-bottom: .9rem; font-weight: 500; }
input, textarea { width: 100%; padding: .65rem .8rem; border: 1px solid var(--border); border-radius: .6rem; font: inherit; background: var(--surface); color: var(--text); box-shadow: none; }
input:focus, textarea:focus { outline: 2px solid color-mix(in oklab, var(--primary) 35%, transparent); outline-offset: 2px; }

.flash { background: #f6ffed; border: 1px solid #b7eb8f; padding: .6rem .7rem; border-radius: .6rem; }

/* Footer */
.footer { border-top: 1px solid var(--border); margin-top: 2rem; background: linear-gradient(180deg, transparent, #fafafa); }
.footer-inner { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; align-items: start; }
.footer-inner h4 { margin: 0 0 .5rem; font-size: 1rem; }
.f-nav ul, .sitemap ul { margin: 0; padding-left: 1.2rem; }
.f-nav a { text-decoration: none; }
.mini-form label { margin-bottom: .5rem; }
.mini-form textarea { resize: vertical; }
.mini-form [aria-invalid="true"] { border-color: #d93025; }
.field-error { display:block; color:#d93025; font-size:.85rem; min-height:1em; margin: -.35rem 0 .4rem 0; }
.mini-success { background:#f6ffed; border:1px solid #b7eb8f; padding:.5rem .6rem; border-radius:.5rem; margin-top:.5rem; }
.mini-error { background:#fff1f0; border:1px solid #ffa39e; color:#a8071a; padding:.5rem .6rem; border-radius:.5rem; margin-top:.5rem; }
.f-brand .wordmark { margin-bottom: .25rem; }
.sitemap { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.privacy-note { margin-top: .35rem; font-size: .9rem; }
.flag-img { width: 18px; height: 12px; margin-right: .25rem; vertical-align: -2px; border-radius: 3px; box-shadow: 0 0 0 1px var(--border); }

/* Responsive */
@media (max-width: 640px){ .about { grid-template-columns: 1fr; } }

/* Focus styles for accessibility */
*:focus-visible { outline: 3px solid color-mix(in oklab, var(--accent) 40%, #0000); outline-offset: 2px; border-radius: 6px; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  .btn, .card, .case-tile { transition: none; }
}