:root {
    --paper: #fbfaf6;
    --ink: #1a1a1a;
    --ink-soft: #4a4a4a;
    --rule: #1a1a1a;
    --muted: #7a7770;
    --accent: #8a0a0a;
    --vocab-bg: #f1ecdc;
    --hairline: #d8d3c4;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--paper); }
body {
    font-family: "Source Serif 4", Georgia, "Times New Roman", serif;
    color: var(--ink);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }

/* ----- Masthead ----- */
.masthead {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: end;
    padding: 1.5rem 2rem 0.75rem;
    border-bottom: 3px double var(--rule);
    max-width: 1100px;
    margin: 0 auto;
    gap: 1rem;
}
.masthead-meta {
    font-family: Inter, system-ui, sans-serif;
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-soft);
    padding-bottom: 0.6rem;
}
.masthead-meta.right { text-align: right; }
.nameplate {
    font-family: "Playfair Display", "Times New Roman", serif;
    font-weight: 900;
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    line-height: 1;
    margin: 0;
    letter-spacing: -0.02em;
    text-align: center;
    font-style: italic;
}

/* ----- Rubric nav ----- */
.rubrics {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0.5rem 2rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-family: Inter, system-ui, sans-serif;
}
.rubric {
    background: none;
    border: 0;
    padding: 0.5rem 0.85rem;
    font: inherit;
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--ink-soft);
    cursor: pointer;
    border-bottom: 2px solid transparent;
}
.rubric:hover { color: var(--ink); }
.rubric.active {
    color: var(--ink);
    border-bottom-color: var(--ink);
}
.rubric.nav-arrow { font-size: 1rem; letter-spacing: 0; }
.spacer { flex: 1; }

/* ----- Main ----- */
main { max-width: 1100px; margin: 0 auto; padding: 2.5rem 2rem 4rem; }

/* ----- Day header ----- */
.day-header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--hairline);
}
.day-kicker {
    font-family: Inter, sans-serif;
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 0.6rem;
}
.day-title {
    font-family: "Playfair Display", serif;
    font-weight: 900;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.1;
    margin: 0 0 0.5rem;
    letter-spacing: -0.01em;
}
.day-sub {
    font-family: "Source Serif 4", serif;
    font-style: italic;
    color: var(--ink-soft);
    margin: 0;
    font-size: 1rem;
}

/* ----- Words (Spalte) ----- */
.words {
    max-width: 640px;
    margin: 0 auto;
}
.word {
    border-bottom: 1px solid var(--hairline);
}
.word:first-child { border-top: 1px solid var(--hairline); }

.word-summary {
    display: grid;
    grid-template-columns: 2rem 1fr auto;
    column-gap: 1rem;
    align-items: baseline;
    padding: 1.4rem 0;
    cursor: pointer;
    list-style: none;
    user-select: none;
}
.word-summary::-webkit-details-marker { display: none; }

.word-num {
    font-family: Inter, sans-serif;
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    color: var(--muted);
    font-weight: 500;
}
.word-main {
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: 1rem;
    align-items: baseline;
    min-width: 0;
}
.word-pos {
    grid-column: 1 / -1;
    font-family: Inter, sans-serif;
    font-size: 0.66rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 0.4rem;
}
.word-hr {
    font-family: "Playfair Display", serif;
    font-weight: 700;
    font-size: clamp(1.5rem, 2.6vw, 1.9rem);
    line-height: 1.15;
    color: var(--ink);
}
.word-de {
    font-family: "Source Serif 4", serif;
    font-style: italic;
    font-size: 1.05rem;
    color: var(--ink-soft);
    text-align: right;
}
.word-toggle {
    font-family: Inter, sans-serif;
    font-size: 1.1rem;
    color: var(--muted);
    transition: transform 0.2s;
    line-height: 1;
}
.word[open] .word-toggle { transform: rotate(45deg); color: var(--ink); }

.word-details {
    padding: 0 0 1.6rem calc(2rem + 1rem);
    animation: word-open 0.2s ease-out;
}
@keyframes word-open {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}
.word-ex {
    margin: 0;
    padding: 0.3rem 0 0.3rem 0.9rem;
    border-left: 2px solid var(--ink);
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}
.ex-hr {
    font-family: "Source Serif 4", serif;
    font-size: 0.98rem;
    color: var(--ink);
}
.ex-de {
    font-family: "Source Serif 4", serif;
    font-style: italic;
    font-size: 0.9rem;
    color: var(--muted);
}
.word-info {
    margin: 1rem 0 0;
    font-family: Inter, sans-serif;
    font-size: 0.78rem;
    color: var(--muted);
    letter-spacing: 0.02em;
}

/* ----- Forms / Konjugation / Deklination ----- */
.forms {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--hairline);
}
.forms-verb {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}
.aspect-label {
    font-family: Inter, sans-serif;
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 0.5rem;
}
.aspect-label em {
    font-family: "Playfair Display", serif;
    font-style: italic;
    font-weight: 700;
    font-size: 1rem;
    color: var(--ink);
    letter-spacing: 0;
    text-transform: none;
}

.conj, .conj-extra, .decl {
    width: 100%;
    border-collapse: collapse;
    font-family: "Source Serif 4", serif;
    font-size: 0.88rem;
    margin: 0.4rem 0 0.85rem;
}
.conj caption, .conj-extra caption, .decl caption {
    text-align: left;
    font-family: Inter, sans-serif;
    font-size: 0.66rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted);
    padding: 0.2rem 0;
    font-weight: 500;
}
.conj th, .conj-extra th, .decl th {
    text-align: left;
    font-weight: 400;
    color: var(--muted);
    padding: 0.2rem 0.6rem 0.2rem 0;
    border-bottom: 1px dotted var(--hairline);
    vertical-align: top;
}
.conj td, .conj-extra td, .decl td {
    padding: 0.2rem 0;
    border-bottom: 1px dotted var(--hairline);
    color: var(--ink);
    vertical-align: top;
}
.conj th { font-style: italic; width: 8rem; }

.decl thead th {
    font-family: Inter, sans-serif;
    font-size: 0.66rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    border-bottom: 1px solid var(--ink);
    padding-bottom: 0.35rem;
}
.decl tbody th { width: auto; }
.case-key {
    display: inline-block;
    font-family: Inter, sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--ink);
    letter-spacing: 0.05em;
    width: 1.2rem;
}
.case-name {
    font-family: Inter, sans-serif;
    font-size: 0.66rem;
    color: var(--muted);
    letter-spacing: 0.04em;
}
.decl-sub {
    margin-top: 1rem;
}

/* ----- Colophon ----- */
.colophon {
    max-width: 720px;
    margin: 3rem auto 0;
    padding-top: 1.25rem;
    border-top: 3px double var(--rule);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: Inter, sans-serif;
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
    flex-wrap: wrap;
    gap: 0.75rem;
}
.colophon a:hover { color: var(--ink); }

/* ----- Archive ----- */
.archive {
    list-style: none;
    padding: 0;
    margin: 0 auto;
    max-width: 720px;
}
.archive-item {
    border-bottom: 1px solid var(--hairline);
}
.archive-item a {
    display: grid;
    grid-template-columns: 5rem 1fr;
    gap: 1rem;
    padding: 1rem 0;
    align-items: baseline;
}
.archive-item a:hover .archive-preview { color: var(--ink); }
.archive-num {
    font-family: Inter, sans-serif;
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 500;
}
.archive-date {
    font-family: Inter, sans-serif;
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    grid-column: 2;
    grid-row: 1;
}
.archive-preview {
    font-family: "Playfair Display", serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--ink-soft);
    grid-column: 2;
    grid-row: 2;
    line-height: 1.3;
}

/* ----- Mobile ----- */
@media (max-width: 600px) {
    .masthead { padding: 1rem 1rem 0.5rem; grid-template-columns: 1fr; text-align: center; gap: 0.4rem; }
    .masthead-meta, .masthead-meta.right { text-align: center; padding-bottom: 0; }
    .rubrics { padding: 0.5rem 1rem; }
    main { padding: 1.5rem 1rem 3rem; }
    .word-summary { padding: 1.2rem 0; column-gap: 0.7rem; grid-template-columns: 1.6rem 1fr auto; }
    .word-main { grid-template-columns: 1fr; row-gap: 0.2rem; }
    .word-de { text-align: left; }
    .word-details { padding: 0 0 1.2rem calc(1.6rem + 0.7rem); }
    .forms-verb { grid-template-columns: 1fr; gap: 1.5rem; }
    .conj th { width: auto; }
    .case-name { display: block; }
    .archive-item a { grid-template-columns: 1fr; gap: 0.2rem; }
    .archive-date, .archive-preview { grid-column: 1; grid-row: auto; }
}