/* =========================================================
   Dorweiler & Reimertz
   Stylesheet · minimal, bold, performance-first
   ========================================================= */

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 1000;
  font-display: swap;
  src: url("assets/fonts/InterVariable.subset.woff2") format("woff2-variations"),
       url("assets/fonts/InterVariable.subset.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC,
                 U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191,
                 U+2193, U+2212, U+2215, U+FEFF, U+FFFD, U+0100-024F, U+0259, U+1E00-1EFF,
                 U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---------- Tokens ---------- */
:root {
  --bg: #ffffff;
  --fg: #0a0a0a;
  --muted: #6b6760;
  --line: rgba(10, 10, 10, 0.10);
  --line-2: rgba(10, 10, 10, 0.18);
  --accent-cream: #efeae2;
  --soon: #b08a3b;
  --ongoing: #2b7a4b;
  --done: #6b6760;

  --pad-x: clamp(1.25rem, 5vw, 3.5rem);
  --pad-y: clamp(4rem, 11vw, 9rem);
  --max: 1480px;

  --radius: 14px;
  --radius-card: 22px;
  --t: cubic-bezier(.2, .8, .2, 1);

  --fs-hero: clamp(3rem, 12vw, 11rem);
  --fs-d2:   clamp(2.1rem, 5.5vw, 5rem);
  --fs-d3:   clamp(1.5rem, 2.4vw, 2.4rem);
  --fs-body: clamp(1.05rem, 1.2vw, 1.25rem);
  --fs-small: 0.82rem;

  --grid-gap: clamp(1rem, 2vw, 1.5rem);

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0a0a;
    --fg: #f6f4ef;
    --muted: #999188;
    --line: rgba(246, 244, 239, 0.10);
    --line-2: rgba(246, 244, 239, 0.20);
    --accent-cream: #1a1916;
    color-scheme: dark;
  }
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html {
  background: var(--bg);
  color: var(--fg);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-feature-settings: "ss01" 1, "cv11" 1, "kern" 1, "calt" 1;
  font-optical-sizing: auto;
  font-variant-ligatures: common-ligatures;
  font-size: var(--fs-body);
  line-height: 1.45;
  letter-spacing: -0.01em;
  background: var(--bg);
  color: var(--fg);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

img, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

ul { list-style: none; padding: 0; margin: 0; }

/* ---------- Utilities ---------- */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--fg);
  color: var(--bg);
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  z-index: 1000;
}
.skip-link:focus { top: 1rem; }

.eyebrow {
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: clamp(1.2rem, 2.5vw, 2rem);
}

.display-2 {
  font-size: var(--fs-d2);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0;
  text-wrap: balance;
}
.display-3 {
  font-size: var(--fs-d3);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: -0.022em;
  margin: 0;
  text-wrap: pretty;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem var(--pad-x);
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.1) blur(14px);
  -webkit-backdrop-filter: saturate(1.1) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.35s var(--t), background 0.35s var(--t);
}
.site-header.is-scrolled { border-bottom-color: var(--line); }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.brand__mark { display: none; }

.lang-switch {
  position: relative;
  width: 64px;
  height: 30px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.04em;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s var(--t);
}
.lang-switch:hover { border-color: var(--fg); }
.lang-switch span {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  transition: transform 0.35s var(--t), opacity 0.25s var(--t);
}
html[data-lang="de"] [data-lang-de] { transform: translateY(0); opacity: 1; }
html[data-lang="de"] [data-lang-en] { transform: translateY(100%); opacity: 0; }
html[data-lang="en"] [data-lang-de] { transform: translateY(-100%); opacity: 0; }
html[data-lang="en"] [data-lang-en] { transform: translateY(0); opacity: 1; }

/* ---------- Hero ---------- */
.hero {
  padding: clamp(4rem, 14vw, 10rem) var(--pad-x) clamp(3rem, 8vw, 6rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  border-bottom: 1px solid var(--line);
}
.hero__title {
  font-size: 100px;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-align: center;
  margin: 0;
  line-height: 1;
}
.hero__sub {
  margin: clamp(2rem, 4vw, 3.5rem) 0 0;
  max-width: 38ch;
  font-size: clamp(1.05rem, 1.4vw, 1.4rem);
  line-height: 1.45;
  color: var(--fg);
  font-weight: 400;
  letter-spacing: -0.01em;
}
.hero__scroll {
  position: absolute;
  right: var(--pad-x);
  bottom: clamp(1.5rem, 4vw, 3rem);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-small);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero__scroll svg { animation: nudge 2.4s ease-in-out infinite; }
@keyframes nudge {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(4px); opacity: 0.6; }
}

/* ---------- Section base ---------- */
.section {
  padding: var(--pad-y) var(--pad-x);
  max-width: var(--max);
  margin-inline: auto;
  position: relative;
}
.section + .section { border-top: 1px solid var(--line); }
.section--portfolio { padding-inline: 0; max-width: none; }
.section--portfolio .portfolio__head { padding: 0 var(--pad-x); max-width: var(--max); margin: 0 auto clamp(2rem, 4vw, 3rem); }

/* ---------- Intro ---------- */
.section--intro .display-2 {
  max-width: 22ch;
}

/* ---------- Areas ---------- */
.areas {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.areas li {
  display: grid;
  grid-template-columns: minmax(0, 88px) 1fr;
  align-items: baseline;
  padding: clamp(1rem, 2vw, 1.8rem) 0;
  border-top: 1px solid var(--line);
  transition: padding-inline 0.4s var(--t);
}
.areas li:last-child { border-bottom: 1px solid var(--line); }
.areas li:hover { padding-inline: 0.5rem; }
.areas__num {
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.areas__name {
  font-size: clamp(1.5rem, 3.4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

/* ---------- Portfolio swiper ---------- */
.portfolio__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}
.portfolio__hint {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-small);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}
.portfolio__hint svg { transform: translateY(0); }

.swiper {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  cursor: grab;
  /* Smooth, no snap */
  scroll-behavior: smooth;
  /* Mask edges subtly for premium feel */
  mask-image: linear-gradient(to right, transparent 0, #000 6vw, #000 calc(100% - 6vw), transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 6vw, #000 calc(100% - 6vw), transparent 100%);
}
.swiper.is-dragging { cursor: grabbing; scroll-behavior: auto; }
.swiper.is-dragging * { pointer-events: none; user-select: none; }
.swiper::-webkit-scrollbar { display: none; }

.swiper__track {
  display: flex;
  gap: clamp(1rem, 2vw, 1.6rem);
  padding: 0.5rem var(--pad-x) 0.5rem;
  width: max-content;
}

.card {
  flex: 0 0 auto;
  width: clamp(180px, 22vw, 260px);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  user-select: none;
}
.card__icon {
  aspect-ratio: 1;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--accent-cream);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  position: relative;
  transition: transform 0.5s var(--t), border-color 0.4s var(--t);
}
.card__icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}
.card__icon--evano img {
  width: 64%;
  height: 64%;
  object-fit: contain;
}
.card__icon--ph { background: var(--bg-tile, #0a0a0a); }
.card__icon--ph span {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  color: var(--fg-tile, #fff);
  font-feature-settings: "ss01" 1;
}
.card:hover .card__icon { transform: translateY(-4px); border-color: var(--line-2); }

.card__meta {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-inline: 0.15rem;
}
.card__name {
  margin: 0;
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  font-weight: 600;
  letter-spacing: -0.015em;
}
.card__status {
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.card__status::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.55;
}
.card__status[data-status="ongoing"]::before { background: var(--ongoing); opacity: 1; }
.card__status[data-status="soon"]::before { background: var(--soon); opacity: 1; }
.card__status[data-status="done"]::before { background: var(--done); opacity: 0.8; }

/* ---------- Bio ---------- */
.bio__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: start;
}
@media (min-width: 880px) {
  .bio__grid { grid-template-columns: 5fr 7fr; }
}
.bio__photo {
  margin: 0;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background:
    radial-gradient(120% 80% at 20% 20%, color-mix(in oklab, var(--fg) 6%, transparent), transparent 60%),
    var(--accent-cream);
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
}
.bio__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter 0.6s var(--t);
}
.bio__photo img.is-missing { display: none; }
.bio__photo:has(img.is-missing)::after {
  content: "S × G";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: clamp(2.5rem, 7vw, 6rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  color: var(--muted);
  opacity: 0.45;
}
.bio__cap {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  font-size: var(--fs-small);
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.9);
  text-shadow: 0 1px 2px rgba(0,0,0,0.35);
  mix-blend-mode: difference;
}
.bio__photo:has(img.is-missing) .bio__cap {
  color: var(--muted);
  text-shadow: none;
  mix-blend-mode: normal;
}
.bio__copy {
  display: flex;
  flex-direction: column;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}
.bio__consult {
  margin: 0;
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  line-height: 1.5;
  color: var(--muted);
  letter-spacing: -0.01em;
  max-width: 50ch;
}

/* ---------- CTA ---------- */
.section--cta {
  text-align: left;
}
.cta__title { max-width: 18ch; margin-bottom: clamp(2rem, 4vw, 3rem); }
.cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1rem, 2.5vw, 2rem);
  align-items: center;
}
.cta__link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: clamp(1.05rem, 1.5vw, 1.4rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--line-2);
  transition: border-color 0.3s var(--t), color 0.3s var(--t), gap 0.3s var(--t);
}
.cta__link:hover { border-color: var(--fg); gap: 0.85rem; }
.cta__link svg { transition: transform 0.3s var(--t); }
.cta__link:hover svg { transform: translate(2px, -2px); }
.cta__link--primary { font-weight: 700; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: clamp(2.5rem, 5vw, 4rem) var(--pad-x) clamp(1.5rem, 3vw, 2rem);
  display: flex;
  flex-direction: column;
  gap: clamp(1.5rem, 3vw, 2rem);
  max-width: var(--max);
  margin-inline: auto;
}
.foot__row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: clamp(1.5rem, 4vw, 3rem);
}
.foot__addr {
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--muted);
}
.foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1rem, 2vw, 1.5rem);
  align-items: flex-start;
}
.foot__btn {
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  color: var(--fg);
  position: relative;
  padding-bottom: 2px;
  transition: opacity 0.2s var(--t);
}
.foot__btn::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s var(--t);
}
.foot__btn:hover::after { transform: scaleX(1); transform-origin: left; }
.foot__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  color: var(--muted);
  padding-top: clamp(1.5rem, 3vw, 2rem);
  border-top: 1px solid var(--line);
}

/* ---------- Modal ---------- */
.modal {
  border: 0;
  padding: 0;
  max-width: min(720px, 92vw);
  max-height: 86vh;
  width: 100%;
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--fg);
  box-shadow: 0 60px 120px -40px rgba(0,0,0,0.35), 0 8px 28px -16px rgba(0,0,0,0.25);
  margin: auto;
  overflow: hidden;
}
.modal::backdrop {
  background: color-mix(in oklab, var(--fg) 30%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.modal[open] { animation: dialogIn 0.35s var(--t); }
@keyframes dialogIn {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal__inner {
  display: flex;
  flex-direction: column;
  max-height: 86vh;
}
.modal__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 1;
}
.modal__title {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0;
}
.modal__close {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: grid; place-items: center;
  border: 1px solid var(--line-2);
  transition: border-color 0.2s var(--t), transform 0.2s var(--t);
}
.modal__close:hover { border-color: var(--fg); transform: rotate(90deg); }
.modal__body {
  padding: 1.5rem 1.75rem 2rem;
  overflow-y: auto;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--fg);
}
.prose p { margin: 0 0 0.95rem; }
.prose strong { font-weight: 700; display: inline-block; margin-bottom: 0.15rem; }
.prose a { border-bottom: 1px solid var(--line-2); }
.prose a:hover { border-color: currentColor; }
.privacy__update { font-size: 0.8rem; color: var(--muted); margin-top: 1.5rem !important; }

/* ---------- Reveal on scroll ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s var(--t), transform 0.7s var(--t);
  will-change: opacity, transform;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- Focus ---------- */
:focus-visible {
  outline: 2px solid var(--fg);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Selection ---------- */
::selection {
  background: var(--fg);
  color: var(--bg);
}

/* ---------- Small screens ---------- */
@media (max-width: 560px) {
  .areas li { grid-template-columns: minmax(0, 56px) 1fr; }
  .foot__row { flex-direction: column; }
  .cta__link { font-size: 1.15rem; }
  .bio__cap { font-size: 0.7rem; }
}

/* ---------- Print ---------- */
@media print {
  .site-header, .lang-switch, .hero__scroll, .swiper, .cta__actions, .site-footer { display: none; }
  body { background: #fff; color: #000; }
}