:root {
  --bg: #090e1b;
  --surface: #11182a;
  --surface-2: #172136;
  --text: #f7f8fb;
  --muted: #98a4bb;
  --line: rgba(255,255,255,.1);
  --cyan: #65e7d5;
  --cyan-dark: #073b39;
  --coral: #ff8364;
  --red: #ff7e87;
  --font-display: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { color-scheme: dark; scroll-behavior: smooth; }
body { margin: 0; min-height: 100vh; background: var(--bg); color: var(--text); font-family: var(--font-body); font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; background: radial-gradient(circle at 78% -8%, rgba(101,231,213,.13), transparent 28rem), radial-gradient(circle at 4% 65%, rgba(255,131,100,.08), transparent 24rem); }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
a { color: inherit; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.error { color: var(--red); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }

.topbar { position: relative; z-index: 5; height: 72px; padding: 0 max(20px, calc((100vw - 1160px) / 2)); display: flex; align-items: center; gap: 36px; border-bottom: 1px solid var(--line); background: rgba(9,14,27,.78); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--font-display); font-size: 1.4rem; }
.brand-orb { width: 26px; height: 26px; border: 1px solid rgba(101,231,213,.55); border-radius: 50%; display: grid; place-items: center; box-shadow: 0 0 22px rgba(101,231,213,.16); }
.brand-orb span { width: 7px; height: 12px; border-radius: 6px; background: var(--cyan); }
.nav { display: flex; gap: 26px; }
.nav a { color: var(--muted); text-decoration: none; font-size: .9rem; }
.nav a.active, .nav a:hover { color: var(--text); }
.auth-area { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.user-name { font-size: .9rem; color: var(--muted); }

.shell { position: relative; z-index: 1; width: min(1160px, calc(100% - 40px)); margin: 0 auto; padding: 76px 0 110px; }
.home-shell { min-height: calc(100vh - 145px); padding-top: clamp(70px, 13vh, 140px); }
.intro { max-width: 720px; margin-bottom: 46px; }
.eyebrow { margin: 0 0 10px; color: var(--cyan); text-transform: uppercase; letter-spacing: .16em; font-size: .74rem; font-weight: 700; }
.intro h1, .summary-head h1 { margin: 0; font-family: var(--font-display); font-weight: 400; font-size: clamp(3.3rem, 7vw, 6.8rem); line-height: .93; letter-spacing: -.055em; }
.intro h1 span { color: var(--muted); }
.intro > p:last-child { max-width: 600px; margin: 25px 0 0; color: var(--muted); font-size: 1.08rem; }

.mode-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.mode-card { position: relative; min-height: 310px; padding: 24px; display: flex; flex-direction: column; align-items: flex-start; text-align: left; text-decoration: none; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(145deg, rgba(23,33,54,.95), rgba(14,21,37,.95)); cursor: pointer; overflow: hidden; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.mode-card::after { content: ""; position: absolute; right: -55px; bottom: -75px; width: 180px; height: 180px; border: 1px solid rgba(101,231,213,.14); border-radius: 50%; box-shadow: 0 0 0 28px rgba(101,231,213,.025), 0 0 0 56px rgba(101,231,213,.018); }
.mode-card:hover { transform: translateY(-4px); border-color: rgba(101,231,213,.45); }
.mode-card.selected { border-color: var(--cyan); background: linear-gradient(145deg, rgba(21,48,58,.98), rgba(14,27,40,.98)); box-shadow: 0 18px 50px rgba(0,0,0,.22); }
.mode-icon { display: grid; place-items: center; width: 48px; height: 48px; margin: 42px 0 22px; border-radius: 50%; background: rgba(101,231,213,.1); color: var(--cyan); font-size: 1.35rem; }
.mode-card strong { font-family: var(--font-display); font-size: 1.55rem; font-weight: 500; }
.mode-tagline { margin-top: 10px; color: var(--cyan); font-size: .92rem; line-height: 1.45; }
.mode-copy { margin-top: 7px; color: var(--muted); font-size: .9rem; line-height: 1.55; }
.mode-card em { margin-top: auto; padding-top: 22px; color: var(--cyan); font-size: .78rem; font-style: normal; }
.home-shell .mode-card { min-height: 280px; }
.home-shell .mode-icon { margin: 0 0 32px; }

.practice-heading { margin-bottom: 28px; }
.practice-heading h1 { margin: 5px 0 0; font-family: var(--font-display); font-size: clamp(2.6rem, 6vw, 4.8rem); font-weight: 400; line-height: 1; letter-spacing: -.045em; }
.back-link { display: inline-block; margin-bottom: 34px; color: var(--muted); text-decoration: none; font-size: .88rem; }
.back-link:hover { color: var(--text); }

.practice-options { margin-top: 18px; padding: 28px; border: 1px solid var(--line); border-radius: 20px; background: rgba(17,24,42,.84); }
.practice-options h2, .playback-card h2, .analyze-card h2, .result-heading h2 { margin: 0; font-family: var(--font-display); font-size: 1.7rem; font-weight: 500; }
.options-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
textarea, select, input { width: 100%; border: 1px solid var(--line); border-radius: 12px; background: #0b1221; color: var(--text); padding: 13px 15px; }
textarea { resize: vertical; line-height: 1.65; }
textarea[readonly] { color: #dce2ee; }
.control-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 18px 0; }
.control-row label { display: grid; gap: 7px; color: var(--muted); font-size: .82rem; }
.coach-note, .locked-note { padding: 14px 16px; border-left: 2px solid var(--cyan); background: rgba(101,231,213,.06); color: var(--muted); }
.locked-note { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px; border-left: 0; border-radius: 12px; }
.character-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 20px; }
.character-card { padding: 18px; display: grid; gap: 6px; text-align: left; border: 1px solid var(--line); border-radius: 14px; background: #0b1221; cursor: pointer; }
.character-card span { color: var(--muted); font-size: .86rem; }
.character-card.selected { border-color: var(--cyan); background: rgba(101,231,213,.08); }

.primary, .secondary, .ghost, .text-button, .stop-button, .audio-button { border: 0; border-radius: 11px; cursor: pointer; transition: transform .15s, background .15s, opacity .15s; }
.primary, .secondary, .ghost { min-height: 40px; padding: 8px 15px; display: inline-flex; align-items: center; justify-content: center; line-height: 1.2; }
.primary { background: var(--cyan); color: var(--cyan-dark); font-weight: 750; }
.primary:hover, .stop-button:hover { transform: translateY(-1px); }
.primary:disabled, .secondary:disabled { opacity: .45; cursor: default; transform: none; }
.secondary, .ghost { border: 1px solid var(--line); background: var(--surface-2); }
.ghost { background: transparent; color: var(--muted); }
.text-button, .text-link { padding: 0; background: transparent; color: var(--cyan); text-decoration: none; }
.start-row { display: flex; align-items: center; justify-content: flex-end; gap: 24px; margin-top: 24px; }
.start-row .muted { margin-right: auto; max-width: 620px; font-size: .88rem; }
.start-row .error { width: 100%; }
.banner { width: min(1160px, calc(100% - 40px)); margin: 20px auto 0; padding: 12px 16px; border: 1px solid rgba(255,131,100,.35); border-radius: 12px; background: rgba(255,131,100,.08); color: #ffc2b2; }

.session-shell { position: relative; z-index: 1; width: min(960px, calc(100% - 40px)); margin: 0 auto; padding: 38px 0 100px; }
.session-topline { display: flex; align-items: center; gap: 14px; }
.pill { padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .8rem; }
.live-status { display: inline-flex; align-items: center; gap: 8px; color: var(--coral); font-size: .82rem; }
.live-status i { width: 7px; height: 7px; border-radius: 50%; background: currentColor; animation: blink 1.3s infinite; }
.timer { margin-left: auto; font-variant-numeric: tabular-nums; font-size: 1.2rem; }
.recording-stage { min-height: calc(100vh - 180px); display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 46px 0; text-align: center; }
.recording-stage h2 { margin: 0; max-width: 720px; font-family: var(--font-display); font-size: clamp(2.2rem, 5vw, 4.5rem); line-height: 1.05; font-weight: 400; }
.recording-stage > .muted { max-width: 580px; }
.pulse { width: 150px; height: 150px; position: relative; display: grid; place-items: center; margin-bottom: 38px; }
.pulse span { position: absolute; width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(101,231,213,.5); animation: pulse 2.8s infinite ease-out; }
.pulse span:nth-child(2) { animation-delay: .9s; }.pulse span:nth-child(3) { animation-delay: 1.8s; }
.pulse::after { content: ""; width: 18px; height: 30px; border-radius: 12px; background: var(--cyan); box-shadow: 0 0 32px rgba(101,231,213,.35); }
.reading-card { width: min(760px, 100%); max-height: 36vh; overflow: auto; margin: 28px 0; padding: 26px 30px; text-align: left; white-space: pre-wrap; border: 1px solid var(--line); border-radius: 16px; background: rgba(17,24,42,.9); line-height: 1.85; font-size: 1.06rem; }
.transcript { width: min(760px, 100%); max-height: 38vh; overflow: auto; margin: 25px 0; display: grid; gap: 10px; text-align: left; }
.turn { padding: 13px 16px; border-radius: 13px; background: var(--surface); }
.turn.user { margin-left: 12%; background: rgba(101,231,213,.09); }.turn.tutor { margin-right: 12%; }
.turn span { display: block; color: var(--cyan); font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; }.turn p { margin: 4px 0 0; }
.stop-button { min-height: 40px; margin-top: 30px; padding: 8px 15px; display: inline-flex; align-items: center; gap: 9px; background: #fff; color: #121722; font-weight: 700; line-height: 1.2; }
.stop-button span { width: 10px; height: 10px; border-radius: 2px; background: var(--coral); }

.summary-shell { position: relative; z-index: 1; width: min(1040px, calc(100% - 40px)); margin: 0 auto; padding: 70px 0 110px; }
.summary-head { max-width: 780px; margin-bottom: 36px; }.summary-head h1 { font-size: clamp(3rem, 6vw, 5rem); }
.metrics-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.metric { min-width: 150px; padding: 15px 18px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface); }
.metric strong { display: block; font-size: 1.08rem; }.metric span { color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .09em; }
.playback-card, .analyze-card { margin-top: 14px; padding: 24px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
audio { width: min(430px, 100%); }
.analyze-card { background: linear-gradient(120deg, rgba(101,231,213,.1), rgba(17,24,42,.95)); }
.analyze-card p:last-child { max-width: 600px; margin-bottom: 0; }
.analysis-status { margin: 18px 0; padding: 14px 16px; border-radius: 12px; background: var(--surface); color: var(--muted); }
.analysis-summary { margin: 45px 0 10px; padding: 0 8px; max-width: 780px; }.analysis-summary > p:last-child { font-family: var(--font-display); font-size: 1.45rem; line-height: 1.5; }
.result-section { margin-top: 24px; border: 1px solid var(--line); border-radius: 20px; background: rgba(17,24,42,.88); overflow: hidden; }
.result-heading { padding: 22px 24px; display: flex; align-items: center; gap: 16px; border-bottom: 1px solid var(--line); }.result-heading > strong { margin-left: auto; color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; }
.result-heading .eyebrow { margin-bottom: 2px; }.result-index { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; color: var(--cyan); font-size: .75rem; }
.feedback-list { display: grid; }
.pronunciation-row { padding: 22px 24px; display: grid; grid-template-columns: 1fr 1.35fr auto 1.35fr; gap: 16px; align-items: start; border-bottom: 1px solid var(--line); }.pronunciation-row:last-child, .grammar-row:last-child { border-bottom: 0; }
.word-cell { grid-row: span 2; }.word-cell strong { display: block; font-family: var(--font-display); font-size: 1.6rem; }.word-cell span { color: var(--cyan); font-size: .85rem; }
.compare-cell small, .sound-breakdown small, .grammar-row small, .impact-row small { color: var(--muted); text-transform: uppercase; letter-spacing: .09em; font-size: .69rem; }.compare-cell p { margin: 5px 0 0; }.compare-cell.target p, .corrected { color: var(--cyan); }
.arrow { color: var(--muted); padding-top: 20px; }.sound-breakdown { grid-column: 2 / -1; }.sound-breakdown > div { display: flex; flex-wrap: wrap; gap: 6px; margin: 7px 0; }.sound-breakdown > div span { padding: 4px 8px; border-radius: 6px; background: rgba(101,231,213,.09); color: #c8fff7; }.sound-breakdown p { margin: 8px 0 2px; }.sound-breakdown em { color: var(--muted); font-size: .85rem; }
.row-audio { grid-column: 2 / -1; display: flex; gap: 8px; flex-wrap: wrap; }.audio-button { padding: 8px 11px; display: inline-flex; gap: 7px; align-items: center; background: var(--surface-2); border: 1px solid var(--line); font-size: .78rem; }.audio-button.playing { border-color: var(--cyan); color: var(--cyan); }
.grammar-row, .impact-row { position: relative; padding: 22px 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px; border-bottom: 1px solid var(--line); }.pattern-tag { position: absolute; top: 20px; right: 24px; color: var(--muted); font-size: .72rem; }.grammar-row p { margin: 5px 0 0; }.said { text-decoration: line-through; text-decoration-color: rgba(255,126,135,.65); }.rule { grid-column: 1/-1; color: var(--muted); font-size: .9rem; }
.impact-row { grid-template-columns: 1fr; }.impact-row p { margin: 3px 0; }.impact-row blockquote { margin: 2px 0; padding: 14px 18px; border-left: 2px solid var(--cyan); background: rgba(101,231,213,.06); color: #d8fff9; }
.empty-feedback { padding: 32px; display: flex; align-items: center; gap: 13px; color: var(--muted); }.empty-feedback span { color: var(--cyan); }.empty-feedback p { margin: 0; }
.summary-actions { margin-top: 24px; display: flex; align-items: center; gap: 20px; }

dialog { width: min(440px, calc(100% - 30px)); padding: 0; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); color: var(--text); box-shadow: 0 30px 90px rgba(0,0,0,.5); } dialog::backdrop { background: rgba(3,6,13,.75); backdrop-filter: blur(5px); }
.auth-dialog form { position: relative; padding: 28px; }.auth-dialog h2 { margin: 0 0 6px; font-family: var(--font-display); font-size: 1.8rem; font-weight: 500; }.auth-note { color: var(--muted); }.field { display: grid; gap: 6px; margin: 14px 0; color: var(--muted); font-size: .82rem; }.auth-switch { text-align: center; color: var(--muted); font-size: .85rem; }.auth-switch a { color: var(--cyan); }.dialog-x { position: absolute; top: 15px; right: 15px; border: 0; background: transparent; color: var(--muted); cursor: pointer; }

/* Progress */
.progress-grid { display: grid; grid-template-columns: 1.05fr 1.95fr; gap: 14px; }
.progress-card { padding: 24px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.progress-card h2 { margin: 0 0 14px; font-family: var(--font-display); font-size: 1.6rem; font-weight: 500; }
.progress-card h3 { margin: 0 0 8px; font-family: var(--font-display); font-size: 1.35rem; font-weight: 500; }
.progress-card ul { margin: 12px 0 0; padding-left: 20px; color: var(--muted); }
.progress-card > p:last-child { margin-bottom: 0; }
.stat-value { font-family: var(--font-display); font-size: 3.15rem; line-height: 1; }
.progress-stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.stat-card { min-width: 0; padding: 20px; }
.stat-card .stat-value { margin: 9px 0 8px; }
.stat-card .muted { font-size: .8rem; line-height: 1.4; }
.progress-overview, .progress-detail-grid, .progress-grammar { margin-top: 14px; }
.progress-overview { grid-template-columns: 1.5fr 1fr; }
.progress-detail-grid { grid-template-columns: 1fr 1fr; }
.progress-track { height: 7px; margin: 18px 0 13px; overflow: hidden; border-radius: 999px; background: #0b1221; }
.progress-track span { display: block; width: 0; height: 100%; border-radius: inherit; background: var(--cyan); transition: width .35s ease; }
.progress-grammar #grammar-patterns { margin-top: 20px; }
.signed-out-progress { display: grid; gap: 14px; }
.signed-out-intro { max-width: 760px; padding: 32px; }
.signed-out-intro > p:not(.eyebrow) { max-width: 660px; color: var(--muted); }
.signed-out-intro .primary { margin-top: 12px; }
.progress-preview-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.progress-preview-grid .progress-card { min-height: 180px; }
.progress-preview-grid .progress-card > p:last-child { color: var(--muted); }
.session-list { display: grid; gap: 9px; }
.session-item { padding: 16px 18px; display: grid; grid-template-columns: 1fr auto; gap: 6px 18px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface); cursor: pointer; }
.session-item:hover { border-color: rgba(101,231,213,.4); }
.session-item .meta { color: var(--muted); font-size: .82rem; }
.tag { color: var(--cyan); text-transform: uppercase; letter-spacing: .08em; font-size: .7rem; }
.progress-dialog { width: min(980px, calc(100% - 30px)); max-height: 88vh; overflow: auto; padding: 26px; }
.progress-dialog h2 { font-family: var(--font-display); font-weight: 500; }
.dialog-actions { display: flex; gap: 10px; margin-top: 20px; }

.word-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.word-chips > span { padding: 9px 11px; display: grid; border: 1px solid var(--line); border-radius: 10px; background: #0b1221; }
.word-chips small { color: var(--cyan); }
.pattern-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.pattern-list > div { position: relative; padding: 15px; border: 1px solid var(--line); border-radius: 12px; }
.pattern-list span { position: absolute; top: 15px; right: 15px; color: var(--muted); font-size: .75rem; }
.pattern-list p { margin: 7px 0 0; color: var(--muted); }
.session-item { width: 100%; color: var(--text); text-align: left; }
.session-item > div:first-child { display: flex; align-items: center; gap: 12px; }
.session-item > span { color: var(--muted); font-size: .78rem; }
.dialog-actions { align-items: center; }

/* About and footer */
.about-shell { position: relative; z-index: 1; width: min(880px, calc(100% - 40px)); margin: 0 auto; padding: 76px 0 100px; }
.about-article h1 { margin: 0 0 26px; font-family: var(--font-display); font-size: clamp(3.2rem, 7vw, 6rem); font-weight: 400; line-height: .98; letter-spacing: -.05em; }
.about-article h1 span { color: var(--muted); }
.about-article .standfirst { max-width: 700px; margin-bottom: 60px; color: var(--text); font-family: var(--font-display); font-size: 1.45rem; line-height: 1.5; }
.about-article h2 { margin: 54px 0 14px; font-family: var(--font-display); font-size: 1.8rem; font-weight: 500; }
.about-article p, .about-article li { color: #c9d1df; line-height: 1.75; }
.about-article a { color: var(--cyan); text-decoration-color: rgba(101,231,213,.35); text-underline-offset: 3px; }
.about-article ul { padding-left: 22px; }
.about-article li { margin: 10px 0; }
.about-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 20px; }
.about-card { min-height: 180px; padding: 22px; display: flex; flex-direction: column; gap: 8px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); text-decoration: none; transition: border-color .2s, transform .2s; }
.about-card:hover { border-color: rgba(101,231,213,.45); transform: translateY(-2px); }
.about-card strong { color: var(--text); font-family: var(--font-display); font-size: 1.4rem; font-weight: 500; }
.about-card span { color: var(--muted); }
.about-card em { margin-top: auto; color: var(--cyan); font-size: .82rem; font-style: normal; }
.site-footer { position: relative; z-index: 1; width: min(1160px, calc(100% - 40px)); margin: 0 auto; padding: 28px 0 calc(34px + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--line); text-align: center; }
.site-footer a { color: var(--muted); text-decoration: none; font-size: .84rem; }
.site-footer a:hover { color: var(--cyan); }

@keyframes pulse { 0% { transform: scale(.4); opacity: 1; } 100% { transform: scale(3.1); opacity: 0; } }
@keyframes blink { 50% { opacity: .25; } }

@media (max-width: 820px) {
  .mode-grid, .character-grid, .progress-grid, .about-grid, .progress-preview-grid { grid-template-columns: 1fr; }
  .progress-stats { grid-template-columns: repeat(2, 1fr); }
  .mode-card { min-height: 250px; }.mode-icon { margin: 28px 0 18px; }
  .playback-card, .analyze-card { align-items: flex-start; flex-direction: column; }
  .pronunciation-row { grid-template-columns: 1fr 1fr auto 1fr; }.word-cell { grid-column: 1/-1; grid-row: auto; }.sound-breakdown, .row-audio { grid-column: 1/-1; }
}

@media (max-width: 560px) {
  .topbar { height: auto; min-height: 64px; padding: 12px 14px; gap: 16px; flex-wrap: wrap; }.nav { order: 3; width: 100%; border-top: 1px solid var(--line); padding-top: 10px; }.auth-area { gap: 4px; }.user-name { display: none; }
  .shell, .session-shell, .summary-shell, .about-shell { width: min(100% - 28px, 1160px); padding-top: 48px; }.intro h1 { font-size: 3.25rem; }
  .home-shell { min-height: auto; padding-bottom: 64px; }
  .practice-options { padding: 20px; }.options-head, .start-row { align-items: stretch; flex-direction: column; }.control-row { grid-template-columns: 1fr; }.locked-note { grid-template-columns: 1fr; }
  .recording-stage { min-height: calc(100vh - 150px); }.pulse { width: 110px; height: 110px; }.reading-card { padding: 20px; max-height: 42vh; }
  .pronunciation-row { grid-template-columns: 1fr auto 1fr; padding: 18px; }.compare-cell:first-of-type { grid-column: 1; }.arrow { grid-column: 2; }.compare-cell.target { grid-column: 3; }.grammar-row { grid-template-columns: 1fr; padding: 18px; }.rule { grid-column: 1; }.pattern-tag { position: static; grid-row: 1; }.result-heading { padding: 18px; }.result-heading > strong { display: none; }
  .session-item, .pattern-list { grid-template-columns: 1fr; }
  .progress-stats { grid-template-columns: 1fr; }
}