/* =========================================================
   Jaumann Architektur — minimalistisch, Schwarz/Weiß
   ========================================================= */

@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/Montserrat-400-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+2013-2014, U+2018-201E, U+2022, U+2039-203A;
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/Montserrat-400-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-024F;
}

:root {
  --ink:        #16160f;
  --ink-soft:   #565650;
  --mute:       #8f8f88;
  --line:       #e7e6e1;
  --paper:      #fbfbf9;
  --paper-2:    #f2f1ec;
  --white:      #ffffff;

  --gutter: clamp(1.4rem, 5vw, 6rem);
  --maxw: 1280px;
  --sp-section: clamp(5.5rem, 12vw, 11rem);

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Montserrat", system-ui, sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, dl, dd, ol { margin: 0; }
ol { list-style: none; padding: 0; }

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* Headlines — leicht, weit, ruhig */
h1, h2 {
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: -.015em;
  text-wrap: balance;
}
p { text-wrap: pretty; }

:focus-visible { outline: 1.5px solid var(--ink); outline-offset: 3px; }
.kicker, .section-index {
  font-size: .72rem;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 400;
}

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.3rem var(--gutter);
  transition: background .5s var(--ease), padding .5s var(--ease), border-color .5s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
  padding-block: .85rem;
}

.brand { display: inline-flex; align-items: center; gap: .8rem; color: var(--ink); }
.brand__img { height: 40px; width: auto; display: block; }
.site-header.is-scrolled .brand__img { height: 34px; transition: height .5s var(--ease); }
.brand--footer .brand__img { height: 42px; }
.brand__mark { width: 34px; height: auto; }
.brand__type {
  display: flex; flex-direction: column; line-height: 1.05;
  font-size: .82rem; letter-spacing: .22em; text-transform: uppercase;
}
.brand__type span:last-child { color: var(--ink-soft); }

.nav { display: flex; gap: clamp(1.4rem, 3vw, 2.8rem); }
.nav a {
  font-size: .78rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-soft); position: relative; padding-block: .3rem;
}
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: var(--ink); transition: width .4s var(--ease);
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after { width: 100%; }

/* Mobile toggle */
.nav-toggle {
  display: none; background: none; border: 0; cursor: pointer;
  width: 34px; height: 34px; padding: 8px; position: relative;
}
.nav-toggle span {
  display: block; height: 1.5px; background: var(--ink); width: 100%;
  transition: transform .4s var(--ease), opacity .3s var(--ease);
}
.nav-toggle span + span { margin-top: 6px; }
body.menu-open .nav-toggle span:first-child { transform: translateY(3.7px) rotate(45deg); }
body.menu-open .nav-toggle span:last-child  { transform: translateY(-3.8px) rotate(-45deg); }

.mobile-nav {
  position: fixed; inset: 0; z-index: 40;
  background: var(--paper);
  display: flex; flex-direction: column; justify-content: center; gap: 1.4rem;
  padding: var(--gutter);
  transform: translateY(-100%);
  transition: transform .55s var(--ease);
}
body.menu-open .mobile-nav { transform: translateY(0); }
.mobile-nav a {
  font-size: clamp(1.8rem, 9vw, 3rem); letter-spacing: -.01em; color: var(--ink);
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: flex-end;
  padding: 8rem var(--gutter) clamp(4rem, 9vh, 7rem);
  overflow: hidden;
}
.hero__inner { position: relative; z-index: 2; max-width: 62rem; }

.hero .kicker { margin-bottom: 1.6rem; }
.hero__title {
  font-size: clamp(3rem, 11vw, 9rem);
  letter-spacing: -.03em;
  margin-bottom: 1.8rem;
}
.hero__lead {
  max-width: 34rem; color: var(--ink-soft);
  font-size: clamp(1rem, 1.4vw, 1.2rem); line-height: 1.65;
}

/* Balken-/Dachlinien im Hintergrund */
.beams {
  position: absolute; inset: 0; width: 100%; height: 100%;
  z-index: 1; color: var(--ink); pointer-events: none;
}
.beams .beam {
  fill: none; stroke: currentColor; stroke-width: 1.1;
  opacity: .12; vector-effect: non-scaling-stroke;
  stroke-dasharray: var(--len, 2600); stroke-dashoffset: var(--len, 2600);
}
.is-ready .beams .beam { animation: draw 2.2s var(--ease) forwards; }
.is-ready .beams .beam:nth-child(2) { animation-delay: .18s; }
.is-ready .beams .beam:nth-child(3) { animation-delay: .36s; }
@keyframes draw { to { stroke-dashoffset: 0; } }

.cta {
  display: inline-flex; align-items: center; gap: .9rem; margin-top: 2.6rem;
  font-size: .78rem; letter-spacing: .18em; text-transform: uppercase; color: var(--ink);
}
.cta__line { width: 3.2rem; height: 1px; background: var(--ink); transition: width .4s var(--ease); }
.cta:hover .cta__line { width: 4.6rem; }

.scroll-cue {
  position: relative; z-index: 2; display: block;
  width: 1px; height: 3.4rem; margin-top: 2.8rem;
  background: var(--line); overflow: hidden;
}
.scroll-cue span {
  position: absolute; inset: 0; background: var(--ink);
  transform: translateY(-100%); animation: cue 2.4s var(--ease) infinite;
}
@keyframes cue { 0%{transform:translateY(-100%)} 50%{transform:translateY(0)} 100%{transform:translateY(100%)} }

/* =========================================================
   Sektionen allgemein
   ========================================================= */
section { padding-block: var(--sp-section); scroll-margin-top: 5rem; }
.section-index { display: block; margin-bottom: 2.2rem; }

.block-head { max-width: 40rem; margin-bottom: clamp(2.6rem, 6vw, 4.5rem); }
.block-head h2 { font-size: clamp(1.9rem, 4.4vw, 3.4rem); }

/* Haltung */
.intro { border-top: 1px solid var(--line); }
.intro__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 6vw, 6rem); align-items: start; }
.intro__grid .section-index { grid-column: 1 / -1; }
.intro__quote {
  margin: 0; max-width: 20ch;
  font-size: clamp(1.7rem, 3.6vw, 2.9rem);
  line-height: 1.24; letter-spacing: -.02em; color: var(--ink);
}
.intro__body { color: var(--ink-soft); max-width: 46ch; align-self: end; }
.intro__body p + p { margin-top: 1.1rem; }

/* Leistungen */
.leistungen { border-top: 1px solid var(--line); }
.services { border-top: 1px solid var(--line); }
.service {
  position: relative;
  display: grid; grid-template-columns: 3.5rem minmax(12rem, 22rem) 1fr; gap: 2rem;
  align-items: start;
  padding: clamp(1.8rem, 3.5vw, 2.8rem) 0 clamp(1.8rem, 3.5vw, 2.8rem) 0;
  border-bottom: 1px solid var(--line);
}
.service::before {
  content: ""; position: absolute; left: 0; bottom: -1px; height: 1px; width: 0;
  background: var(--ink); transition: width .5s var(--ease);
}
.service:hover::before { width: 100%; }
.service:hover .service__no { color: var(--ink); }
.service__no { font-size: .72rem; letter-spacing: .2em; color: var(--mute); padding-top: .5rem; transition: color .4s var(--ease); }
.service h3 { font-weight: 400; font-size: clamp(1.3rem, 2.6vw, 1.9rem); letter-spacing: -.01em; }
.service p { color: var(--ink-soft); max-width: 46ch; }

/* Projekte — typografischer Index */
.projekte { border-top: 1px solid var(--line); background: var(--white); }
.pindex ol { list-style: none; margin: 0; padding: 0; }
.pindex__year {
  font-size: .72rem; letter-spacing: .28em; text-transform: uppercase; color: var(--mute);
  margin: clamp(2.4rem, 5vw, 3.6rem) 0 .2rem; padding-top: 1.3rem; border-top: 1px solid var(--line);
}
.pindex__year:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.prow {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1.5rem;
  padding: 1.05rem 0; border-bottom: 1px solid var(--line);
  transition: padding-left .45s var(--ease);
}
.prow:hover { padding-left: .6rem; }
.prow__t { font-size: clamp(1.05rem, 1.9vw, 1.35rem); letter-spacing: -.005em; }
.prow__m { font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--mute); text-align: right; white-space: nowrap; }
.note { margin-top: 2.4rem; font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }

/* Büro */
.buero { border-top: 1px solid var(--line); }
.buero__grid { display: grid; grid-template-columns: 1.3fr .9fr; gap: clamp(2.5rem, 6vw, 6rem); align-items: start; }
.buero__text h2 { font-size: clamp(1.9rem, 4.4vw, 3.4rem); margin: 2.2rem 0 .4rem; max-width: 16ch; }
.buero__role { font-size: .78rem; letter-spacing: .2em; text-transform: uppercase; color: var(--mute); margin-bottom: 1.8rem; }
.buero__text p { color: var(--ink-soft); max-width: 44ch; }
.buero__text p + p { margin-top: 1.2rem; }
.buero__quote {
  margin: 2.4rem 0 0; padding-left: 1.4rem; border-left: 1px solid var(--ink);
  font-size: clamp(1.15rem, 2vw, 1.5rem); line-height: 1.4; letter-spacing: -.01em;
  color: var(--ink); max-width: 34ch;
}
.cv { margin-top: 2.4rem; border-top: 1px solid var(--line); }
.cv > div { display: grid; grid-template-columns: 6.5rem 1fr; gap: 1.2rem; padding: .85rem 0; border-bottom: 1px solid var(--line); }
.cv dt { font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
.cv dd { margin: 0; font-size: .9rem; color: var(--ink-soft); }
.portrait {
  position: relative; aspect-ratio: 4 / 5; background: var(--paper-2); overflow: hidden;
}
.portrait img { width: 100%; height: 100%; object-fit: cover; display: block; }
.facts { margin-top: 1.8rem; border-top: 1px solid var(--line); }
.facts > div { display: flex; justify-content: space-between; gap: 1rem; padding: .9rem 0; border-bottom: 1px solid var(--line); }
.facts dt { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--mute); }
.facts dd { font-size: .9rem; }

/* Kontakt */
.kontakt { border-top: 1px solid var(--line); background: var(--ink); color: var(--paper); }
.kontakt .section-index { color: color-mix(in srgb, var(--paper) 55%, transparent); }
.kontakt__grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(2.5rem, 7vw, 6rem); align-items: start; }
.kontakt__head { font-size: clamp(2rem, 5.4vw, 4rem); letter-spacing: -.02em; }
.kontakt__lead { margin-top: 1.8rem; max-width: 40ch; color: color-mix(in srgb, var(--paper) 78%, transparent); }

/* Kontaktangaben mit Icons */
.kontakt__list { list-style: none; margin: 2.8rem 0 0; padding: 0; display: flex; flex-direction: column; gap: 1.7rem; }
.kontakt__list li { display: flex; align-items: flex-start; gap: 1rem; }
.kontakt__list .ci { width: 20px; height: 20px; flex: 0 0 auto; margin-top: .2rem; color: color-mix(in srgb, var(--paper) 60%, transparent); }
.kontakt__list span { display: block; font-size: .68rem; letter-spacing: .2em; text-transform: uppercase; color: color-mix(in srgb, var(--paper) 55%, transparent); margin-bottom: .35rem; }
.kontakt__list a, .kontakt__list p { color: var(--paper); font-size: 1rem; margin: 0; line-height: 1.5; }
.kontakt__list a { border-bottom: 1px solid color-mix(in srgb, var(--paper) 30%, transparent); padding-bottom: 1px; transition: border-color .4s var(--ease); }
.kontakt__list a:hover { border-bottom-color: var(--paper); }

/* Formular — umrandete Felder im Raster */
.kform { display: flex; flex-direction: column; gap: 1.5rem; }
.kform__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem 1.2rem; }
.field { display: flex; flex-direction: column; gap: .55rem; }
.field--full { grid-column: 1 / -1; }
.kform label { font-size: .68rem; letter-spacing: .18em; text-transform: uppercase; color: color-mix(in srgb, var(--paper) 62%, transparent); }
.kform label span { text-transform: none; letter-spacing: .02em; color: color-mix(in srgb, var(--paper) 40%, transparent); }
.kform input, .kform textarea {
  background: color-mix(in srgb, var(--paper) 5%, transparent);
  border: 1px solid color-mix(in srgb, var(--paper) 22%, transparent);
  color: var(--paper); font: inherit; font-size: 1rem; letter-spacing: 0; text-transform: none;
  padding: .8rem .9rem; border-radius: 2px; transition: border-color .35s var(--ease), background .35s var(--ease);
}
.kform input:focus, .kform textarea:focus { outline: none; border-color: color-mix(in srgb, var(--paper) 70%, transparent); background: color-mix(in srgb, var(--paper) 8%, transparent); }
.kform textarea { resize: vertical; min-height: 7rem; }
.kform__check {
  display: flex; flex-direction: row; align-items: flex-start; gap: .7rem;
  font-size: .82rem; letter-spacing: .01em; text-transform: none; line-height: 1.55;
  color: color-mix(in srgb, var(--paper) 72%, transparent);
}
.kform__check input { width: 1rem; height: 1rem; margin-top: .2rem; accent-color: var(--paper); flex: 0 0 auto; }
.kform__check a { color: var(--paper); text-decoration: underline; text-underline-offset: 2px; }
.kform__submit {
  display: inline-flex; align-items: center; justify-content: center; gap: .7rem; width: 100%;
  background: var(--paper); color: var(--ink); border: 1px solid var(--paper); cursor: pointer;
  font-size: .78rem; letter-spacing: .18em; text-transform: uppercase; padding: 1.05rem 1.4rem; border-radius: 2px;
  transition: background .35s var(--ease), color .35s var(--ease);
}
.kform__submit span { transition: transform .35s var(--ease); }
.kform__submit:hover { background: transparent; color: var(--paper); }
.kform__submit:hover span { transform: translateX(4px); }
.kform__hint { font-size: .8rem; color: color-mix(in srgb, var(--paper) 60%, transparent); margin: 0; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer { background: var(--ink); color: var(--paper); padding-block: clamp(3rem, 6vw, 5rem); border-top: 1px solid color-mix(in srgb, var(--paper) 14%, transparent); }
.footer__grid { display: grid; grid-template-columns: 1fr auto auto; gap: 2.5rem 4rem; align-items: start; }
.brand--footer { color: var(--paper); }
.brand--footer .brand__type span:last-child { color: color-mix(in srgb, var(--paper) 60%, transparent); }
.footer__nav { display: flex; flex-direction: column; gap: .7rem; }
.footer__nav a { font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: color-mix(in srgb, var(--paper) 75%, transparent); }
.footer__nav a:hover { color: var(--paper); }
.footer__legal { display: flex; flex-direction: column; gap: .7rem; align-items: flex-start; }
.footer__legal a { font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: color-mix(in srgb, var(--paper) 75%, transparent); }
.footer__legal a:hover { color: var(--paper); }
.footer__legal p { font-size: .72rem; color: color-mix(in srgb, var(--paper) 45%, transparent); margin-top: .4rem; letter-spacing: .05em; }
.footer__credit { margin-top: .1rem; }
.footer__credit a { text-transform: none; letter-spacing: .02em; font-size: .72rem; color: color-mix(in srgb, var(--paper) 70%, transparent); border-bottom: 1px solid color-mix(in srgb, var(--paper) 28%, transparent); transition: color .3s var(--ease), border-color .3s var(--ease); }
.footer__credit a:hover { color: var(--paper); border-bottom-color: var(--paper); }

/* =========================================================
   Reveal-Animation
   ========================================================= */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* =========================================================
   Rechtstexte (Impressum / Datenschutz)
   ========================================================= */
.legal { padding-top: clamp(6.5rem, 12vh, 9rem); }
.legal__wrap { max-width: 60rem; padding-bottom: clamp(3.5rem, 9vw, 7rem); }
.legal__title { font-size: clamp(2.2rem, 6vw, 3.8rem); letter-spacing: -.02em; margin: .7rem 0 2.8rem; }
.legal__body h2 { font-size: 1.3rem; font-weight: 400; letter-spacing: -.005em; margin: 2.8rem 0 .8rem; }
.legal__body h3 { font-size: 1.02rem; font-weight: 400; letter-spacing: .01em; margin: 1.9rem 0 .5rem; color: var(--ink); }
.legal__body h4 { font-size: .9rem; font-weight: 400; margin: 1.2rem 0 .3rem; color: var(--ink); }
.legal__body p, .legal__body address { font-style: normal; color: var(--ink-soft); max-width: 66ch; line-height: 1.75; margin: 0 0 .6rem; }
.legal__body ul { margin: .2rem 0 .9rem; padding-left: 1.2rem; color: var(--ink-soft); max-width: 66ch; line-height: 1.7; }
.legal__body li { margin-bottom: .35rem; }
.legal__body a { color: var(--ink); border-bottom: 1px solid var(--line); transition: border-color .3s var(--ease); overflow-wrap: anywhere; }
.legal__body a:hover { border-bottom-color: var(--ink); }
.legal__muted { font-size: .85rem; color: var(--mute); margin-top: 2rem; }
.todo { background: #fff2b8; color: #3a3300; padding: .05em .35em; border-radius: 2px; font-size: .95em; }
.legal__hint {
  margin: 2.6rem 0 .5rem; padding: 1.1rem 1.3rem; border-left: 2px solid var(--ink);
  background: var(--paper-2); color: var(--ink-soft); font-size: .9rem; line-height: 1.65; max-width: 66ch;
}
.legal__hint strong { color: var(--ink); }
.legal__back { display: inline-block; margin-top: 3rem; font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-soft); }
.legal__back:hover { color: var(--ink); }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 860px) {
  .nav { display: none; }
  .nav-toggle { display: block; }
  .intro__grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .kontakt__grid { grid-template-columns: 1fr; }
  .buero__grid { grid-template-columns: 1fr; }
  .buero__aside { max-width: 24rem; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .service { grid-template-columns: 1fr; gap: .6rem; }
  .service__no { padding-top: 0; }
  .prow { flex-direction: column; gap: .3rem; }
  .prow__m { text-align: left; white-space: normal; }
  .kform__grid { grid-template-columns: 1fr; }
  .cv > div { grid-template-columns: 5.5rem 1fr; gap: .8rem; }
  .footer__grid { grid-template-columns: 1fr; }
  .brand__type { font-size: .74rem; }
}