/* Betti Trummer — responsive site styles
   Cream paper, orange accent, Anton display, Inter body, JetBrains Mono meta. */

:root {
  --paper:      #f7f0e2;
  --paper-tint: #efe6d4;
  --ink:        #111111;
  --ink-faint:  #d9c8b6;
  --accent:     #ff7a59;
  --accent-2:   #f7a8c4;

  --display: 'Anton', 'Helvetica Neue', sans-serif;
  --body:    'Inter', system-ui, sans-serif;
  --mono:    'JetBrains Mono', ui-monospace, monospace;

  --gutter: clamp(20px, 4vw, 72px);
  --max-w:  1440px;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

/* Theme variants — applied to <body class="..."> */
body.theme-pink {
  --paper:      #f7a8c4;
  --paper-tint: #f9bcd1;
  --ink:        #111111;
  --ink-faint:  #d98aa6;
  --accent:     #111111;
  --accent-2:   #ff7a59;
}
body.theme-black {
  --paper:      #111111;
  --paper-tint: #1f1f1f;
  --ink:        #f5ede0;
  --ink-faint:  #3a3a3a;
  --accent:     #ff7a59;
  --accent-2:   #f7a8c4;
}
body.theme-pink .site-header,
body.theme-black .site-header { background: var(--paper); }
body.theme-pink .wordmark-band,
body.theme-black .wordmark-band { background: var(--paper); }

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }

/* ---------- HEADER ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px var(--gutter);
  background: var(--paper);
  border-bottom: 1px solid var(--ink-faint);
}

.brand {
  font-family: var(--display);
  font-size: 32px;
  letter-spacing: -0.01em;
  line-height: 1;
}
.brand-dot { color: var(--accent); }

.site-nav {
  display: flex; gap: 32px;
  font-family: var(--body);
  font-size: 15px;
  font-weight: 500;
}
.site-nav a[aria-current="page"] { color: var(--accent); }

.nav-toggle {
  display: none;
  width: 40px; height: 32px;
  background: transparent; border: none;
  cursor: pointer;
  padding: 0;
  position: relative;
}
.nav-toggle span {
  display: block;
  width: 26px; height: 2px;
  background: var(--ink);
  margin: 6px auto;
  transition: transform 0.25s, opacity 0.25s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  transform: translateY(-4px) rotate(-45deg);
}

.nav-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; left: 0;
  z-index: 40;
  background: var(--paper);
  padding: 100px var(--gutter) var(--gutter);
  display: flex; flex-direction: column; gap: 24px;
  font-family: var(--display);
  font-size: 48px;
  line-height: 1;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}
.nav-drawer.open { transform: translateX(0); }
.nav-drawer a[aria-current="page"] { color: var(--accent); }

@media (max-width: 720px) {
  .site-nav { display: none; }
  .nav-toggle { display: block; }
}

/* ---------- TYPOGRAPHY ---------- */
.display {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(56px, 11vw, 160px);
  line-height: 0.95;
  letter-spacing: -0.01em;
  margin: 0;
}
.display.smaller {
  font-size: clamp(40px, 7vw, 96px);
}

.accent { color: var(--accent); }

.meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.6;
}

/* ---------- HERO ---------- */
.hero {
  padding: clamp(48px, 8vw, 120px) var(--gutter) clamp(48px, 6vw, 80px);
  max-width: var(--max-w);
}
.hero .display { margin-top: 24px; }

/* ---------- THESES ---------- */
.theses {
  border-top: 1px solid var(--ink);
}

.thesis {
  border-bottom: 1px solid var(--ink-faint);
}
.thesis[open] {
  background: transparent;
}
.thesis summary {
  list-style: none;
  cursor: pointer;
  padding: clamp(28px, 4vw, 44px) var(--gutter);
  display: grid;
  grid-template-columns: 80px 1.2fr 1fr 60px;
  column-gap: 32px;
  row-gap: 8px;
  align-items: baseline;
}
.thesis summary::-webkit-details-marker { display: none; }
.thesis summary:hover { background: rgba(0,0,0,0.02); }

.thesis-num {
  font-family: var(--display);
  font-size: clamp(40px, 4vw, 56px);
  line-height: 1;
  opacity: 0.35;
}
.thesis-headline {
  font-family: var(--display);
  font-size: clamp(28px, 3.2vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.005em;
}
.thesis-subline {
  font-style: italic;
  opacity: 0.7;
  font-size: 15px;
  line-height: 1.4;
}
.thesis-toggle {
  font-family: var(--display);
  font-size: 32px;
  line-height: 1;
  text-align: right;
  color: var(--accent);
  transition: transform 0.25s;
}
.thesis[open] .thesis-toggle { transform: rotate(45deg); }

.thesis-body {
  background: var(--paper-tint);
  padding: clamp(28px, 4vw, 48px) var(--gutter) clamp(40px, 6vw, 64px);
  display: grid;
  grid-template-columns: 80px 1fr 60px;
  column-gap: 32px;
}

.thesis-meta {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.55;
  padding-top: 4px;
}
.thesis-meta-faded { opacity: 0.7; margin-top: 2px; }
.thesis-meta-date { opacity: 0.85; margin-top: 2px; }

.thesis-prose {
  max-width: 680px;
  font-size: 17px;
  line-height: 1.65;
}
.thesis-prose p { margin: 0 0 18px; }
.thesis-prose p:last-child { margin-bottom: 0; }
.thesis-prose .lead-in { color: var(--accent); font-weight: 700; }
.thesis-prose .pull {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(24px, 3vw, 30px);
  line-height: 1.15;
  letter-spacing: 0.005em;
  margin-top: 12px;
}

@media (max-width: 720px) {
  .thesis summary {
    grid-template-columns: 1fr 40px;
    grid-template-areas:
      "num    toggle"
      "head   toggle"
      "sub    sub";
    column-gap: 16px;
    row-gap: 12px;
  }
  .thesis-num { grid-area: num; font-size: 28px; }
  .thesis-headline { grid-area: head; font-size: 26px; }
  .thesis-subline  { grid-area: sub; }
  .thesis-toggle   { grid-area: toggle; align-self: start; }

  .thesis-body {
    grid-template-columns: 1fr;
    row-gap: 24px;
  }
  .thesis-meta { padding-top: 0; }
}

/* ---------- OUTRO ---------- */
.outro {
  padding: clamp(48px, 8vw, 96px) var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 32px;
  flex-wrap: wrap;
  border-top: 1px solid var(--ink-faint);
}
.outro-quote {
  font-style: italic;
  font-size: clamp(18px, 2vw, 22px);
  max-width: 540px;
  margin: 0;
}
.outro-link {
  font-family: var(--display);
  font-size: clamp(28px, 3vw, 40px);
  color: var(--accent);
}

/* ---------- BIG WORDMARK BAND (above footer) ---------- */
.wordmark-band {
  background: var(--paper);
  overflow: hidden;
  height: clamp(220px, 38vw, 540px);
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 0 var(--gutter);
}
.wordmark-band .wm {
  font-family: var(--display);
  font-weight: 400;
  color: var(--ink);
  font-size: clamp(440px, 80vw, 1100px);
  line-height: 1;
  letter-spacing: -0.02em;
  /* Show full top of the B; crop only the bottom */
  margin-top: 0;
  margin-bottom: -0.42em;
}

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(32px, 4vw, 48px) var(--gutter) clamp(32px, 4vw, 48px);
}
.footer-wordmark {
  display: none;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  font-size: 14px;
  padding-top: 0;
  margin-top: 0;
}
.footer-grid a { display: block; padding: 4px 0; }
.footer-grid a:hover { color: var(--accent); }
.footer-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: 12px;
}
.footer-line { padding: 4px 0; opacity: 0.7; }

@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}

/* ---------- INDEX / COVER ---------- */
.cover-meta {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 24px var(--gutter);
  border-bottom: 1px solid var(--ink-faint);
}
.hero-cover { padding-top: clamp(40px, 6vw, 80px); padding-bottom: clamp(40px, 6vw, 80px); }
.cover-display { font-size: clamp(56px, 13vw, 200px); }
.cover-grid {
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 48px;
  padding: clamp(40px, 5vw, 64px) var(--gutter);
  border-top: 1px solid var(--ink-faint);
}
.cover-body { margin: 12px 0 0; font-size: 16px; max-width: 360px; }
.cover-body + .cover-body { margin-top: 16px; }
.cover-subhead {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(40px, 6vw, 80px);
  line-height: 1;
  letter-spacing: 0.005em;
  text-transform: uppercase;
  color: var(--ink);
  margin: clamp(16px, 1.8vw, 28px) 0 0;
}

.prelude {
  padding: clamp(56px, 9vw, 120px) var(--gutter) clamp(40px, 6vw, 96px);
  max-width: 860px;
}
.prelude-label { margin-bottom: 20px; }
.prelude p {
  font-size: clamp(17px, 1.4vw, 21px);
  line-height: 1.55;
  margin: 0 0 24px;
  text-wrap: pretty;
}
.prelude p:last-child {
  margin-bottom: 0;
}
.cover-about { padding: clamp(40px, 5vw, 64px) var(--gutter); max-width: 760px; }
.cover-about .cover-body { max-width: 560px; }
.cover-toc { list-style: none; padding: 0; margin: 12px 0 0; display: flex; flex-direction: column; gap: 8px; }
.cover-toc a { display: flex; gap: 12px; padding: 4px 0; }
.cover-toc span { font-family: var(--mono); font-size: 12px; opacity: 0.6; min-width: 56px; }
.pull-en { font-style: italic; font-size: 18px; line-height: 1.4; margin: 12px 0 8px; }
.meta-attrib { margin-top: 4px; }
@media (max-width: 720px) { .cover-grid { grid-template-columns: 1fr; gap: 32px; } }

/* ---------- ÜBER ---------- */
.about-name { margin-top: 24px; font-size: clamp(72px, 16vw, 220px); line-height: 0.88; }
.about-tagline { font-size: clamp(17px, 1.4vw, 20px); max-width: 680px; margin: 22px 0 0; opacity: 0.9; line-height: 1.55; }

.frame-box {
  background: var(--paper-tint);
  border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink);
  padding: clamp(40px, 6vw, 72px) var(--gutter);
  display: grid; grid-template-columns: 180px 1fr; gap: 48px;
}
.frame-prose { max-width: 680px; font-size: clamp(17px, 1.4vw, 20px); line-height: 1.55; }
.frame-prose p { margin: 0 0 22px; }
.frame-prose p:last-child { margin-bottom: 0; }

.background-grid {
  padding: clamp(40px, 5vw, 64px) var(--gutter);
  display: grid; grid-template-columns: 180px 1fr 1fr; gap: 48px; align-items: start;
}
.display-md {
  font-family: var(--display); font-weight: 400;
  font-size: clamp(36px, 4vw, 48px); line-height: 1.05;
  margin: 0 0 24px;
}
.plain-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; font-size: 18px; }

.quote-strip {
  border-top: 1px solid var(--ink-faint);
  padding: clamp(40px, 5vw, 64px) var(--gutter);
}
.quote-strip p {
  font-family: var(--display); font-weight: 400;
  font-size: clamp(28px, 3.5vw, 44px);
  line-height: 1.15; max-width: 1000px; margin: 0;
}

.vita {
  border-top: 1px solid var(--ink);
  padding: clamp(40px, 5vw, 64px) var(--gutter);
  display: grid; grid-template-columns: 180px 1fr; gap: 48px;
}
.vita-list { display: flex; flex-direction: column; max-width: 720px; }
.vita-row {
  display: grid; grid-template-columns: 200px 1fr; gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--ink-faint);
  font-size: 17px;
}
.vita-row:last-child { border-bottom: none; }

@media (max-width: 720px) {
  .frame-box, .background-grid, .vita { grid-template-columns: 1fr; gap: 24px; }
  .vita-row { grid-template-columns: 1fr; gap: 4px; padding: 14px 0; }
}

/* ---------- KONTAKT ---------- */
.contact-display { margin-top: 24px; }
.contact-lead { font-size: clamp(18px, 1.8vw, 22px); max-width: 640px; margin: 24px 0 0; opacity: 0.85; }

/* ---------- LEGAL ---------- */
.legal { padding: clamp(24px, 4vw, 56px) var(--gutter) clamp(40px, 6vw, 80px); max-width: 760px; }
.legal-block { margin-bottom: 36px; }
.legal-block .meta { margin-bottom: 8px; }
.legal-block p { margin: 0 0 12px; font-size: 16px; line-height: 1.65; }
.legal-block p:last-child { margin-bottom: 0; }
.legal-block a { text-decoration: underline; text-underline-offset: 2px; }
.legal-divider { height: 1px; background: var(--ink-faint); margin: 16px 0 40px; }
.legal-h2 { font-family: var(--display); font-weight: 400; font-size: clamp(36px, 5vw, 64px); letter-spacing: 0.01em; text-transform: uppercase; margin: 0 0 32px; }

.contact-row {
  display: grid; grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--ink-faint);
  border-bottom: 1px solid var(--ink-faint);
}
.contact-link {
  padding: clamp(28px, 4vw, 48px) var(--gutter);
  display: flex; flex-direction: column; gap: 8px;
  border-right: 1px solid var(--ink-faint);
}
.contact-link:last-child { border-right: none; }
.contact-link-text {
  font-family: var(--display); font-size: clamp(28px, 3.5vw, 48px); line-height: 1;
}
.contact-link:hover .contact-link-text { color: var(--accent); }

.contact-form-wrap { padding: clamp(40px, 6vw, 80px) var(--gutter); }
.contact-form-label { margin-bottom: 24px; }
.contact-form {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 760px;
}
.contact-form label { display: flex; flex-direction: column; gap: 8px; }
.contact-form .full { grid-column: 1 / -1; }
.contact-form input, .contact-form textarea {
  background: transparent;
  border: none; border-bottom: 1px solid var(--ink-faint);
  padding: 8px 0;
  color: var(--ink);
  font-family: var(--body); font-size: 17px;
  outline: none;
}
.contact-form input:focus, .contact-form textarea:focus { border-bottom-color: var(--accent); }
.contact-submit {
  grid-column: 1 / -1;
  justify-self: start;
  background: transparent; border: none;
  font-family: var(--display); font-size: clamp(28px, 3vw, 40px);
  color: var(--accent); cursor: pointer; padding: 8px 0;
}
.contact-submit:hover { opacity: 0.7; }
@media (max-width: 720px) {
  .contact-row { grid-template-columns: 1fr; }
  .contact-link { border-right: none; border-bottom: 1px solid var(--ink-faint); }
  .contact-link:last-child { border-bottom: none; }
  .contact-form { grid-template-columns: 1fr; }
}
