/* italianwords — readable Italian-rationalist
   Newsreader serif (upright for headlines, italic only for inline Italian)
   IBM Plex Sans for UI and body. One accent color. */

:root {
  --bone:            #f3ecdc;
  --paper:           #fbf6e9;
  --ink:             #1a1a1a;
  --ink-soft:        #6b6359;
  --rust:            #c4441c;
  --rust-dk:         #8e2f10;
  --hairline:        rgba(26, 26, 26, 0.14);
  --font-serif:      'Newsreader', 'Charter', 'Iowan Old Style', Georgia, serif;
  --font-sans:       'IBM Plex Sans', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  font-family: var(--font-sans);
  background: var(--bone);
  color: var(--ink);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  background:
    radial-gradient(circle at 88% -12%, rgba(196, 68, 28, 0.05), transparent 50%),
    var(--bone);
  background-attachment: fixed;
  min-height: 100vh;
}

a {
  color: var(--rust);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
a:hover { color: var(--rust-dk); }

::selection { background: var(--rust); color: var(--paper); }

/* ─── Topbar ──────────────────────────────────────────────── */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--hairline);
  gap: 2rem;
  flex-wrap: wrap;
}

.brand {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 1.45rem;
  line-height: 1;
  color: var(--ink);
  text-decoration: none;
}
.brand:hover { text-decoration: none; color: var(--ink); }
.brand i { color: var(--rust); font-style: italic; font-weight: 700; }

.topbar nav { display: flex; gap: 1.75rem; flex-wrap: wrap; }
.topbar nav a {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
  text-decoration: none;
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.topbar nav a:hover {
  color: var(--ink);
  border-bottom-color: var(--rust);
  text-decoration: none;
}

/* ─── Container ───────────────────────────────────────────── */

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 4rem 1.5rem 6rem;
}

/* ─── Eyebrow + Hero ──────────────────────────────────────── */

.hero-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.1rem;
}
.hero-meta .page-eyebrow { margin-bottom: 0; }

.badge-free {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--rust);
  padding: 0.3rem 0.65rem;
  line-height: 1;
}

.page-eyebrow {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--rust);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 1.1rem;
}
.page-eyebrow::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--rust);
  margin-right: 0.65rem;
  border-radius: 50%;
}

.hero { margin-bottom: 3.5rem; }
.hero-sm { margin-bottom: 2.5rem; }

.hero h1 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
  max-width: 22ch;
}
.hero h1 .word { color: var(--rust); }
.hero h1 em,
.hero h1 .word[lang="it"] { font-style: italic; font-weight: 600; }

.hero .tagline {
  font-family: var(--font-sans);
  font-size: 1.05rem;
  color: var(--ink-soft);
  margin-top: 1.1rem;
  max-width: 36rem;
}
.hero .tagline em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink);
  font-weight: 500;
}

/* ─── CTA cards ───────────────────────────────────────────── */

.cta-row {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 0.6rem;
  margin-top: 2rem;
}
.cta-row-solo {
  grid-template-columns: 1fr;
  max-width: 24rem;
}

.cta-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  padding: 1.5rem 1.4rem 1.3rem;
  background: var(--paper);
  border: 1px solid var(--hairline);
  text-decoration: none;
  color: var(--ink);
  min-height: 7rem;
  transition: border-color 0.15s ease, transform 0.15s ease, background 0.15s ease;
  position: relative;
}
.cta-card:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
  text-decoration: none;
  color: var(--ink);
}
.cta-card.primary {
  background: var(--rust);
  border-color: var(--rust);
  color: var(--paper);
}
.cta-card.primary:hover {
  background: var(--rust-dk);
  border-color: var(--rust-dk);
  color: var(--paper);
}

.cta-label {
  font-family: var(--font-sans);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  opacity: 0.75;
}
.cta-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.5rem;
  margin-top: 0.6rem;
  line-height: 1.1;
}

/* ─── Buttons ─────────────────────────────────────────────── */

.btn {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.7rem 1.3rem;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-radius: 0;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn:hover {
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
}
.btn:focus-visible {
  outline: 2px solid var(--rust);
  outline-offset: 3px;
}
.btn-primary {
  background: var(--rust);
  border-color: var(--rust);
  color: var(--paper);
}
.btn-primary:hover {
  background: var(--rust-dk);
  border-color: var(--rust-dk);
  color: var(--paper);
}

/* ─── Level selector pills ────────────────────────────────── */

.level-pills {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--hairline);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.level-pills-label {
  font-family: var(--font-sans);
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-right: 0.5rem;
}
.level-pill {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--hairline);
  background: var(--paper);
  color: var(--ink-soft);
  cursor: pointer;
  border-radius: 0;
  transition: border-color 0.12s ease, background 0.12s ease, color 0.12s ease;
}
.level-pill:hover {
  border-color: var(--ink);
  color: var(--ink);
}
.level-pill.is-active {
  background: var(--rust);
  border-color: var(--rust);
  color: var(--paper);
}
.level-pill.is-active:hover {
  background: var(--rust-dk);
  border-color: var(--rust-dk);
}
.level-pill:focus-visible {
  outline: 2px solid var(--rust);
  outline-offset: 2px;
}

/* ─── Stats grid ──────────────────────────────────────────── */

.stats {
  margin-top: 4rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--hairline);
}
.stats-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}
.stat {
  background: var(--bone);
  padding: 1.5rem 1.1rem;
  text-align: left;
}
.stat-num {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 2.2rem;
  line-height: 1;
  color: var(--ink);
}
.stat-label {
  font-family: var(--font-sans);
  font-size: 0.74rem;
  color: var(--ink-soft);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 0.5rem;
  font-weight: 500;
}

.stats-list {
  margin-top: 2rem;
  background: var(--paper);
  border: 1px solid var(--hairline);
}
.stats-list > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--hairline);
  gap: 1rem;
}
.stats-list > div:last-child { border-bottom: 0; }
.stats-list dt {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
}
.stats-list dd {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--ink);
}

/* ─── Card surface ────────────────────────────────────────── */

.card {
  background: var(--paper);
  border: 1px solid var(--hairline);
  padding: 3.5rem 2.5rem;
  margin-top: 1rem;
  animation: fade-in 0.35s ease-out both;
}
.question-card { padding: 4rem 2.5rem 2.5rem; text-align: center; }

@keyframes fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.prompt-label {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--rust);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.prompt {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2.6rem, 7vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
  display: block;
}
.pos {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  color: var(--ink-soft);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-top: 1.1rem;
  display: block;
  font-weight: 500;
}

/* ─── MC options ──────────────────────────────────────────── */

.options {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  text-align: left;
}
.option {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 400;
  padding: 1rem 1.2rem;
  text-align: left;
  border: 1px solid var(--hairline);
  background: var(--bone);
  color: var(--ink);
  cursor: pointer;
  border-radius: 0;
  transition: border-color 0.12s ease, background 0.12s ease;
}
.option:hover {
  border-color: var(--ink);
  background: var(--paper);
}
.option:focus-visible {
  outline: 2px solid var(--rust);
  outline-offset: -1px;
  border-color: var(--rust);
}

/* ─── Typing form ─────────────────────────────────────────── */

.typing-form {
  margin: 2.5rem auto 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  align-items: end;
  max-width: 30rem;
}
.typing-form input[type="text"] {
  font-family: var(--font-sans);
  font-size: 1.2rem;
  font-weight: 400;
  padding: 0.5rem 0;
  border: 0;
  border-bottom: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  border-radius: 0;
  width: 100%;
}
.typing-form input[type="text"]::placeholder {
  color: var(--ink-soft);
  opacity: 0.5;
  font-size: 1rem;
}
.typing-form input[type="text"]:focus {
  outline: none;
  border-bottom-color: var(--rust);
  border-bottom-width: 2px;
  padding-bottom: calc(0.5rem - 1px);
}

/* ─── Flashcard reveal ────────────────────────────────────── */

.reveal { margin-top: 2.5rem; }
.reveal summary {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--rust);
  cursor: pointer;
  list-style: none;
  display: inline-block;
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--rust);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.reveal summary::-webkit-details-marker { display: none; }
.reveal[open] summary {
  color: var(--ink-soft);
  border-bottom-color: var(--ink-soft);
}
.reveal .answer {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 2rem;
  color: var(--ink);
  margin-top: 1.25rem;
  animation: fade-in 0.25s ease-out both;
}
.reveal .example {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-top: 0.9rem;
}
.reveal .example .it {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink);
  font-weight: 500;
}

/* ─── Flashcard ratings ───────────────────────────────────── */

.ratings {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
}
.rating {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.8rem 0.5rem;
  border: 1px solid var(--hairline);
  background: var(--bone);
  color: var(--ink);
  cursor: pointer;
  border-radius: 0;
  transition: border-color 0.12s ease, background 0.12s ease, color 0.12s ease;
}
.rating:hover { border-color: var(--ink); }
.rating-again:hover { color: var(--rust); border-color: var(--rust); }
.rating:focus-visible { outline: 2px solid var(--rust); outline-offset: -1px; }

/* ─── Feedback ────────────────────────────────────────────── */

.feedback {
  text-align: center;
  padding: 3.5rem 2.5rem 2.5rem;
}
.feedback.correct .verdict { color: var(--ink); }
.feedback.wrong   .verdict { color: var(--rust); }

.verdict {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2.2rem, 6vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.verdict-sub {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  color: var(--ink-soft);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-top: 1rem;
  font-weight: 500;
}

.answer-row {
  margin-top: 2.5rem;
  padding: 1.4rem 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  font-family: var(--font-sans);
  font-size: 1.05rem;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}
.answer-row .it {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--ink);
}
.answer-row .sep {
  color: var(--ink-soft);
  font-size: 0.9rem;
}
.answer-row .en { color: var(--ink-soft); }

.user-was {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--ink-soft);
  margin-top: 1rem;
}
.user-was strong {
  font-weight: 500;
  color: var(--rust);
}

.example {
  font-family: var(--font-sans);
  color: var(--ink-soft);
  margin-top: 1.2rem;
  font-size: 0.95rem;
}
.example .it {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--ink);
  font-weight: 500;
}

.feedback .btn { margin-top: 2rem; }

/* gentle nudge on wrong */
.feedback.wrong .verdict {
  animation: shake 0.4s cubic-bezier(.36,.07,.19,.97) both;
}
@keyframes shake {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(3px); }
  30%, 50%, 70% { transform: translateX(-4px); }
  40%, 60% { transform: translateX(4px); }
}

/* ─── Done state ──────────────────────────────────────────── */

.done { text-align: center; padding: 5rem 2rem; }
.done .page-eyebrow { color: var(--ink-soft); }
.done .page-eyebrow::before { background: var(--ink-soft); }
.done h2 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2.2rem, 6vw, 3rem);
  color: var(--ink);
  margin-top: 0.5rem;
}
.done p {
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--ink-soft);
  margin-top: 1.2rem;
  max-width: 28rem;
  margin-left: auto;
  margin-right: auto;
}

/* ─── Misc ────────────────────────────────────────────────── */

.muted {
  font-family: var(--font-sans);
  color: var(--ink-soft);
  text-align: center;
  padding: 3rem 1rem;
}

/* ─── Word index / detail pages ──────────────────────────── */

.back-nav {
  margin-top: -2rem;
  margin-bottom: 1.5rem;
}
.back-nav a {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--ink-soft);
  text-decoration: none;
  letter-spacing: 0.04em;
}
.back-nav a:hover { color: var(--rust); }

.word-section {
  margin-top: 2.5rem;
}
.word-section-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--ink);
  margin-bottom: 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--hairline);
}

.word-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--paper);
  border: 1px solid var(--hairline);
}
.word-row {
  display: grid;
  grid-template-columns: minmax(8rem, auto) 1fr auto;
  align-items: baseline;
  gap: 1.25rem;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--hairline);
}
.word-row:last-child { border-bottom: 0; }
.word-row:hover { background: var(--bone); }

.word-it {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
  text-decoration: none;
}
.word-it:hover {
  color: var(--rust);
  text-decoration: underline;
}
.word-en {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--ink-soft);
}
.word-gender {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rust);
  border: 1px solid var(--hairline);
  padding: 0.12rem 0.45rem;
  align-self: center;
}

/* Word detail page */
.word-hero { text-align: left; margin-bottom: 2rem; }
.word-headline {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(3rem, 9vw, 5rem);
  line-height: 1;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin: 0.3rem 0 0;
}
.word-pos {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  color: var(--ink-soft);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-top: 0.7rem;
}

.word-card {
  padding: 2.5rem 2rem;
}
.word-def {
  display: grid;
  grid-template-columns: minmax(8rem, 12rem) 1fr;
  gap: 1.25rem 2rem;
  align-items: baseline;
}
.word-def dt {
  font-family: var(--font-sans);
  font-size: 0.74rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--ink-soft);
}
.word-def dd {
  font-family: var(--font-sans);
  color: var(--ink);
}
.word-en-big {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--ink);
}
.example-it {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--ink);
  font-weight: 500;
}
.example-en {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-top: 0.35rem;
}

.word-actions {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--hairline);
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.related { margin-top: 3rem; }

/* ─── Responsive ──────────────────────────────────────────── */

@media (max-width: 700px) {
  html, body { font-size: 17px; }
  .topbar { padding: 1rem 1.25rem; }
  .topbar nav { gap: 1.1rem; }
  .topbar nav a { font-size: 0.88rem; }
  .container { padding: 2.5rem 1rem 4rem; }
  .cta-row { grid-template-columns: 1fr; }
  .options { grid-template-columns: 1fr; }
  .ratings { grid-template-columns: 1fr 1fr; }
  .typing-form { grid-template-columns: 1fr; max-width: 100%; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .card { padding: 2.5rem 1.25rem; }
  .question-card { padding: 3rem 1.25rem 2rem; }
  .feedback { padding: 2.5rem 1.25rem 2rem; }
  .word-row { grid-template-columns: 1fr; gap: 0.25rem; padding: 0.85rem 1rem; }
  .word-def { grid-template-columns: 1fr; gap: 0.4rem 0; }
  .word-def dd { margin-bottom: 0.75rem; }
  .word-card { padding: 2rem 1.25rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}