:root {
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --blue: #0071e3;
  --blue-dark: #0062c4;
  --line: #dedee3;
  --paper: #ffffff;
  --wash: #f5f5f7;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--paper); color: var(--ink); font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif; line-height: 1.5; }
button, select { font: inherit; }
button, a, select, summary { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
button:focus-visible, a:focus-visible, select:focus-visible, summary:focus-visible { outline: 3px solid rgba(0, 113, 227, 0.32); outline-offset: 3px; }
[hidden] { display: none !important; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.site-header { width: min(1180px, calc(100% - 40px)); height: 72px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 700; letter-spacing: -0.02em; }
.brand-mark { width: 32px; height: 32px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 10px; background: #1d1d1f; color: #fff; font-size: 15px; }
.header-actions { display: flex; align-items: center; gap: 18px; }
nav { display: flex; gap: 30px; color: #515154; font-size: 14px; }
nav a:hover { color: var(--blue); }
.theme-toggle { width: 36px; height: 36px; flex: 0 0 auto; padding: 0; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; background: var(--paper); color: var(--ink); cursor: pointer; transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease; }
.theme-toggle:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-1px); }
.theme-toggle svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.theme-toggle svg.is-hidden { display: none; }

.hero { min-height: 760px; padding: 70px max(24px, calc((100vw - 1180px) / 2)) 82px; display: grid; grid-template-columns: 0.9fr 1.1fr; align-items: center; gap: 72px; background: radial-gradient(circle at 76% 24%, rgba(0, 113, 227, 0.1), transparent 29%), linear-gradient(180deg, #fbfbfd 0%, #f4f6fa 100%); border-block: 1px solid #ededf1; }
.eyebrow, .section-label { color: var(--blue); font-size: 12px; font-weight: 750; letter-spacing: 0.14em; text-transform: uppercase; }
.eyebrow { display: flex; align-items: center; gap: 9px; }
.eyebrow span { width: 8px; height: 8px; border-radius: 50%; background: #30d158; box-shadow: 0 0 0 5px rgba(48, 209, 88, 0.13); }
h1 { max-width: 620px; margin: 22px 0 24px; font-size: clamp(60px, 6.7vw, 94px); line-height: 0.94; letter-spacing: -0.072em; }
.hero-lede { max-width: 520px; margin: 0; color: var(--muted); font-size: clamp(19px, 2vw, 23px); line-height: 1.5; letter-spacing: -0.02em; }
.tool-stack { width: 100%; max-width: 620px; justify-self: end; }
.generator-card { width: 100%; padding: 16px; border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 28px; background: rgba(255, 255, 255, 0.9); box-shadow: 0 26px 70px rgba(20, 35, 60, 0.13), 0 2px 8px rgba(0, 0, 0, 0.06); backdrop-filter: blur(16px); }
.mode-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; padding: 4px; border-radius: 14px; background: var(--wash); }
.mode-tabs button { min-height: 42px; border: 0; border-radius: 10px; padding: 11px 8px; background: transparent; color: var(--muted); cursor: pointer; font-size: 14px; font-weight: 650; }
.mode-tabs .active { background: #fff; color: var(--ink); box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1); }
.result-panel { --result-side-padding: 30px; position: relative; min-height: 482px; margin: 14px 0; padding: 30px; display: flex; flex-direction: column; justify-content: flex-end; border: 1px solid #e5ecfb; border-radius: 18px; background: #f5f8ff; text-align: center; }
.result-window { --topic-focus-scale: 1.35; position: absolute; top: 0; right: var(--result-side-padding); left: var(--result-side-padding); width: auto; height: 390px; margin: 0; overflow: hidden; -webkit-mask-image: linear-gradient(transparent 0%, #000 20%, #000 80%, transparent 100%); mask-image: linear-gradient(transparent 0%, #000 20%, #000 80%, transparent 100%); }
.result-roller { width: 100%; transform: translate3d(0, 0, 0); will-change: transform; }
.result-roller.is-rolling { transition: transform 3s cubic-bezier(0.22, 1, 0.36, 1); }
.result-line { width: 74%; max-width: 390px; height: 130px; margin: 0 auto; padding: 0 12px; display: grid; place-items: center; color: var(--ink); opacity: 0.45; transform: scale(1); font-size: 18px; line-height: 1.2; letter-spacing: -0.025em; font-weight: 650; transition: opacity 500ms ease, transform 500ms ease; }
.result-line.is-selected { opacity: 1; transform: scale(1.35); font-weight: 720; transition: transform 550ms cubic-bezier(0.22, 1, 0.36, 1), opacity 500ms ease; }
.result-panel.is-spinning .result-line { line-height: 1.2; font-weight: 650; transition: none; }
.result-line.is-placeholder { visibility: hidden; }
.result-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.result-actions button { height: 35px; border: 1px solid #d9deea; border-radius: 999px; padding: 5px 13px; background: #fff; color: #3b3b40; cursor: pointer; font-size: 12px; }
.result-actions button:hover { border-color: #a8b8d0; color: var(--blue-dark); }
.filters { margin-top: 14px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.filters select { width: 100%; border: 1px solid var(--line); border-radius: 12px; padding: 12px; background: #fff; color: var(--ink); }
.generator-actions { display: grid; grid-template-columns: minmax(0, 1fr) 50px minmax(0, 1fr); gap: 10px; margin-top: 12px; }
.spin-button, .timer-page-button { width: 100%; min-height: 50px; border-radius: 14px; padding: 14px 18px; display: grid; place-items: center; cursor: pointer; font-weight: 720; }
.spin-button { border: 0; background: var(--blue); color: #fff; box-shadow: 0 8px 22px rgba(0, 113, 227, 0.23); }
.spin-button:hover { background: var(--blue-dark); }
.sound-toggle { width: 50px; height: 50px; border: 1px solid #b8c9e2; border-radius: 50%; padding: 0; display: grid; place-items: center; background: #fff; color: var(--blue-dark); cursor: pointer; transition: border-color 180ms ease, background 180ms ease, color 180ms ease, transform 180ms ease; }
.sound-toggle:hover { border-color: var(--blue); background: #f5f8ff; transform: translateY(-1px); }
.sound-toggle[aria-pressed="true"] { border-color: var(--blue); background: #eef5ff; color: var(--blue); }
.sound-toggle svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.sound-toggle svg.is-hidden { display: none; }
.timer-page-button { border: 1px solid #b8c9e2; background: #fff; color: var(--blue-dark); }
.timer-page-button:hover { border-color: var(--blue); background: #f5f8ff; }
.spin-button:disabled, .sound-toggle:disabled, .timer-page-button.is-disabled, .mode-tabs button:disabled, .filters select:disabled { opacity: 0.62; cursor: wait; }
.local-lists { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 8px; }
.local-lists details { border: 1px solid rgba(0, 0, 0, 0.08); border-radius: 14px; background: rgba(255, 255, 255, 0.82); }
.local-lists summary { padding: 11px 13px; cursor: pointer; color: #515154; font-size: 11px; font-weight: 700; }
.local-lists summary span { float: right; min-width: 20px; border-radius: 999px; background: #eef4ff; color: var(--blue); text-align: center; }
.local-lists ul, .local-lists p { max-height: 150px; margin: 0; padding: 0 13px 12px 29px; overflow: auto; color: var(--muted); font-size: 11px; }
.local-lists p { padding-left: 13px; }
.local-lists li + li { margin-top: 7px; }
.local-lists .saved-prompt-item { display: flex; align-items: flex-start; gap: 7px; }
.saved-prompt-item > span { min-width: 0; flex: 1; }
.remove-saved-prompt { width: 17px; height: 17px; flex: 0 0 auto; margin-top: -1px; padding: 0; border: 0; border-radius: 50%; background: transparent; color: #8e8e93; cursor: pointer; font-size: 17px; line-height: 15px; }
.remove-saved-prompt:hover { background: #e9edf4; color: var(--blue-dark); }

.content-section { width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 112px 0; }
.content-section + .content-section { border-top: 1px solid #e5e5ea; }
.section-heading h2 { max-width: 820px; margin: 13px 0 0; font-size: clamp(38px, 5vw, 64px); line-height: 1.02; letter-spacing: -0.055em; }
.heading-note { max-width: 580px; margin: 20px 0 0; color: var(--muted); font-size: 18px; }
.intro-section { display: grid; grid-template-columns: 1.25fr 0.75fr; gap: 90px; }
.section-copy { align-self: end; }
.section-copy p, .audience-copy { color: #515154; font-size: 18px; line-height: 1.7; }
.section-copy p + p { margin-top: 22px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 52px; }
.feature-grid article { min-height: 280px; padding: 32px; border-radius: 24px; background: var(--wash); }
.feature-grid article:nth-child(2) { background: #eef5ff; }
.feature-grid article:nth-child(3) { background: #f3f1fb; }
.feature-grid span { color: #86868b; font-size: 12px; font-weight: 750; }
.feature-grid h3 { margin: 78px 0 10px; font-size: 31px; letter-spacing: -0.04em; }
.feature-grid p { margin: 0; color: var(--muted); line-height: 1.65; }
.examples-section { width: 100%; padding-inline: max(20px, calc((100% - 1180px) / 2)); background: var(--ink); color: var(--wash); }
.examples-section + .content-section { border-top: 0; }
.example-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 52px; overflow: hidden; border: 1px solid #3a3a3c; border-radius: 22px; background: #3a3a3c; }
.example-grid article { min-width: 0; padding: 28px; background: #242426; }
.example-grid b { display: block; margin-bottom: 18px; color: #64a8ff; font-size: 13px; }
.example-grid p { margin: 0; padding: 11px 0; color: #d1d1d6; font-size: 14px; line-height: 1.45; }
.example-grid p + p { border-top: 1px solid #3a3a3c; }
.prep-section { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 84px; }
.prep-steps { margin: 0; padding: 0; list-style: none; }
.prep-steps li { display: grid; grid-template-columns: 50px 1fr; gap: 18px; padding: 22px 0; border-top: 1px solid var(--line); }
.prep-steps li:last-child { border-bottom: 1px solid var(--line); }
.prep-steps > li > span { color: var(--blue); font-size: 12px; font-weight: 750; }
.prep-steps b { font-size: 22px; }
.prep-steps p { margin: 4px 0 0; color: var(--muted); }
.audience-section { text-align: center; }
.audience-section .section-heading h2, .audience-copy { margin-inline: auto; }
.audience-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 42px; }
.audience-grid span { padding: 13px 18px; border: 1px solid var(--line); border-radius: 999px; background: #fff; font-size: 14px; font-weight: 650; }
.audience-copy { max-width: 730px; margin-top: 30px; }
.faq-section { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 90px; }
.faq-list details { border-top: 1px solid var(--line); }
.faq-list details:last-child { border-bottom: 1px solid var(--line); }
.faq-list summary { padding: 20px 32px 20px 0; cursor: pointer; font-size: 17px; font-weight: 700; }
.faq-list p { margin: -4px 0 20px; color: var(--muted); line-height: 1.65; }
.text-link { grid-column: 2; width: fit-content; color: var(--blue); font-weight: 700; }
.text-link span { margin-left: 5px; }

.site-footer { width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 54px 0 34px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 32px; border-top: 1px solid #e5e5ea; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand strong { font-size: 14px; }
.footer-brand p { margin: 1px 0 0; color: #86868b; font-size: 12px; }
.site-footer nav { gap: 20px; }
.copyright { grid-column: 1 / -1; margin: 18px 0 0; color: #86868b; font-size: 11px; }

.timer-body { background: linear-gradient(180deg, #fbfbfd 0%, #f3f6fb 58%, #fff 100%); }
.timer-page { min-height: 80vh; }
.timer-hero { width: min(760px, calc(100% - 40px)); margin: 0 auto; padding: 48px 0 96px; text-align: center; }
.timer-back { display: block; width: fit-content; margin-bottom: 34px; color: var(--muted); font-size: 13px; font-weight: 700; }
.timer-back:hover { color: var(--blue); }
.timer-hero h1 { max-width: none; margin: 12px auto 22px; font-size: clamp(48px, 7vw, 78px); line-height: 0.98; }
.timer-topic-block { max-width: 620px; min-height: 96px; margin: 0 auto 28px; }
.timer-topic-block span { color: var(--blue); font-size: 10px; font-weight: 800; letter-spacing: 0.15em; }
.timer-topic-block p { margin: 8px 0 0; font-size: clamp(21px, 3vw, 30px); line-height: 1.2; letter-spacing: -0.035em; font-weight: 720; }
.timer-dial { --timer-progress: 360deg; width: min(430px, 86vw); aspect-ratio: 1; margin: 0 auto; padding: 12px; border-radius: 50%; background: conic-gradient(var(--blue) var(--timer-progress), #dfe6f1 0); box-shadow: 0 26px 70px rgba(20, 35, 60, 0.12); transition: background 180ms linear; }
.timer-dial-inner { width: 100%; height: 100%; padding: 54px 34px 42px; display: flex; flex-direction: column; align-items: center; justify-content: center; border-radius: 50%; background: rgba(255, 255, 255, 0.96); }
.timer-phase { color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: 0.16em; }
.timer-display { margin: 8px 0 20px; font-variant-numeric: tabular-nums; font-size: clamp(76px, 11vw, 112px); line-height: 0.95; letter-spacing: -0.075em; font-weight: 740; }
.timer-duration-presets { display: flex; flex-wrap: wrap; justify-content: center; gap: 7px; }
.timer-duration-presets button, .timer-adjustments button, .timer-prep-options button { min-height: 40px; border: 1px solid #cfd5df; border-radius: 999px; padding: 8px 14px; background: #fff; color: #4b4b50; cursor: pointer; font-size: 12px; font-weight: 720; }
.timer-duration-presets button.active, .timer-prep-options button.active { border-color: var(--blue); background: var(--blue); color: #fff; }
.timer-duration-presets button:disabled, .timer-prep-options button:disabled, .timer-adjustments button:disabled { cursor: not-allowed; opacity: 0.5; }
.timer-adjustments { display: flex; justify-content: center; gap: 10px; margin-top: 28px; }
.timer-adjustments button { min-width: 88px; }
.timer-main-actions { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 10px; margin-top: 14px; }
.timer-reset-button, .timer-start-button, .timer-sound { min-height: 48px; border-radius: 999px; font-size: 13px; font-weight: 750; }
.timer-reset-button { border: 1px solid #cfd5df; padding: 10px 20px; background: #fff; color: #3a3a3c; cursor: pointer; }
.timer-start-button { min-width: 130px; border: 0; padding: 10px 24px; background: var(--blue); color: #fff; cursor: pointer; box-shadow: 0 10px 25px rgba(0, 113, 227, 0.25); }
.timer-start-button:hover { background: var(--blue-dark); }
.timer-sound { padding: 10px 16px; display: inline-flex; align-items: center; gap: 7px; border: 1px solid #cfd5df; background: #fff; color: #4b4b50; }
.timer-sound input { accent-color: var(--blue); }
.timer-prep-options { margin: 24px auto 0; padding: 14px 18px 18px; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; border: 1px solid #dfe3ea; border-radius: 20px; background: rgba(255, 255, 255, 0.72); }
.timer-prep-options legend { padding: 0 8px; color: var(--muted); font-size: 11px; font-weight: 750; }
.timer-status { min-height: 24px; margin: 18px 0 0; color: var(--muted); font-size: 13px; }
.timer-coming-soon { max-width: 560px; margin: 32px auto 0; padding: 13px 18px; display: flex; align-items: center; justify-content: center; gap: 10px; border: 1px dashed #b9cff0; border-radius: 16px; background: #f5f8ff; color: var(--blue-dark); }
.timer-coming-soon-icon { width: 30px; height: 30px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 10px; background: #e5f0ff; }
.timer-coming-soon-icon svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.timer-coming-soon p { margin: 0; font-size: 13px; font-weight: 750; letter-spacing: -0.01em; }
.timer-guide { width: min(900px, calc(100% - 40px)); margin: 0 auto; padding: 88px 0 112px; border-top: 1px solid #dedee3; }
.timer-guide h2 { max-width: 680px; margin: 12px 0 38px; font-size: clamp(38px, 5vw, 60px); line-height: 1.02; letter-spacing: -0.05em; }
.timer-guide ol { margin: 0; padding: 0; list-style: none; }
.timer-guide li { display: grid; grid-template-columns: 48px 1fr; gap: 16px; padding: 22px 0; border-top: 1px solid #dedee3; }
.timer-guide li:last-child { border-bottom: 1px solid #dedee3; }
.timer-guide li > span { color: var(--blue); font-size: 12px; font-weight: 800; }
.timer-guide b { font-size: 21px; }
.timer-guide p { margin: 4px 0 0; color: var(--muted); }

.info-page { min-height: 70vh; }
.info-hero { padding: 110px max(20px, calc((100% - 900px) / 2)) 84px; background: linear-gradient(180deg, #fbfbfd, var(--wash)); text-align: center; }
.info-hero h1, .not-found h1 { max-width: 850px; margin: 14px auto 24px; font-size: clamp(50px, 7vw, 84px); line-height: 0.98; letter-spacing: -0.065em; }
.info-hero > p:last-child { max-width: 720px; margin: 0 auto; color: var(--muted); font-size: 20px; line-height: 1.6; }
.info-content { width: min(760px, calc(100% - 40px)); margin: 0 auto; padding: 80px 0 110px; }
.info-content section + section { margin-top: 52px; padding-top: 52px; border-top: 1px solid #e5e5ea; }
.info-content h2 { margin: 0 0 16px; font-size: 30px; letter-spacing: -0.035em; }
.info-content h3 { margin: 28px 0 8px; font-size: 19px; }
.info-content p { color: #515154; font-size: 17px; line-height: 1.72; }
.info-content a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.updated { margin: 0 0 50px; color: #86868b !important; font-size: 13px !important; }
.info-content code { padding: 2px 6px; border-radius: 6px; background: #f0f0f3; font-size: 0.9em; }
.contact-notice { padding: 30px !important; border: 1px solid #d9e8ff !important; border-radius: 18px; background: #f5f8ff; }
.not-found { width: min(820px, calc(100% - 40px)); min-height: 70vh; margin: 0 auto; padding: 130px 0; display: flex; flex-direction: column; align-items: center; text-align: center; }
.not-found > p:not(.section-label) { max-width: 570px; color: var(--muted); font-size: 19px; }
.not-found .spin-button { width: auto; margin-top: 22px; }

body.dark-mode { --ink: #f5f5f7; --muted: #a1a1a6; --blue: #0a84ff; --blue-dark: #409cff; --line: #3a3a3c; --paper: #111216; --wash: #1d1d20; }
body.dark-mode .site-header { color: var(--ink); }
body.dark-mode .brand-mark { background: var(--blue); color: #fff; box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12); }
body.dark-mode nav, body.dark-mode .section-copy p, body.dark-mode .audience-copy, body.dark-mode .info-content p { color: #c7c7cc; }
body.dark-mode .hero { background: radial-gradient(circle at 76% 24%, rgba(10, 132, 255, 0.2), transparent 29%), linear-gradient(180deg, #18191f 0%, #111216 100%); border-color: #2c2c2e; }
body.dark-mode .generator-card, body.dark-mode .local-lists details { border-color: #3a3a3c; background: rgba(29, 29, 32, 0.92); box-shadow: 0 26px 70px rgba(0, 0, 0, 0.35), 0 2px 8px rgba(0, 0, 0, 0.22); }
body.dark-mode .mode-tabs { background: #252529; }
body.dark-mode .mode-tabs .active, body.dark-mode .result-actions button, body.dark-mode .filters select, body.dark-mode .sound-toggle, body.dark-mode .timer-page-button, body.dark-mode .audience-grid span, body.dark-mode .timer-dial-inner, body.dark-mode .timer-duration-presets button, body.dark-mode .timer-adjustments button, body.dark-mode .timer-reset-button, body.dark-mode .timer-sound { border-color: #4a4a50; background: #242428; color: var(--ink); }
body.dark-mode .result-panel { border-color: #273d61; background: #151d2b; }
body.dark-mode .sound-toggle:hover, body.dark-mode .timer-page-button:hover { background: #1b2b43; }
body.dark-mode .sound-toggle[aria-pressed="true"] { border-color: var(--blue); background: #102b4b; color: #68b2ff; }
body.dark-mode .result-actions button:hover { border-color: #6688b8; color: #68b2ff; }
body.dark-mode .remove-saved-prompt { color: #a1a1a6; }
body.dark-mode .remove-saved-prompt:hover { background: #303035; color: #68b2ff; }
body.dark-mode .feature-grid article { background: #1d1d20; }
body.dark-mode .feature-grid article:nth-child(2) { background: #17263b; }
body.dark-mode .feature-grid article:nth-child(3) { background: #28253a; }
body.timer-body.dark-mode { background: linear-gradient(180deg, #18191f 0%, #111216 58%, #111216 100%); }
body.dark-mode .timer-dial { background: conic-gradient(var(--blue) var(--timer-progress), #343842 0); box-shadow: 0 26px 70px rgba(0, 0, 0, 0.34); }
body.dark-mode .timer-duration-presets button.active, body.dark-mode .timer-prep-options button.active { border-color: var(--blue); background: var(--blue); color: #fff; }
body.dark-mode .timer-prep-options { border-color: #3a3a3c; background: rgba(29, 29, 32, 0.82); }
body.dark-mode .timer-coming-soon { border-color: #315b8d; background: #14243a; color: #8dc5ff; }
body.dark-mode .timer-coming-soon-icon { background: #1b3a60; }
body.dark-mode .timer-guide, body.dark-mode .timer-guide li { border-color: #3a3a3c; }
body.dark-mode .info-hero { background: linear-gradient(180deg, #18191f, var(--wash)); }
body.dark-mode .info-content code { background: #29292d; }
body.dark-mode .contact-notice { border-color: #294a75 !important; background: #151f2f; }
body.dark-mode .site-footer, body.dark-mode .content-section + .content-section, body.dark-mode .info-content section + section { border-color: #3a3a3c; }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .tool-stack { max-width: 720px; justify-self: stretch; }
  .intro-section, .prep-section, .faq-section { grid-template-columns: 1fr; gap: 45px; }
  .text-link { grid-column: 1; }
}

@media (max-width: 720px) {
  .site-header nav { display: none; }
  .content-section { width: min(100% - 32px, 1180px); padding: 80px 0; }
  .examples-section { width: 100%; padding-inline: 16px; }
  .feature-grid, .example-grid { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 220px; }
  .feature-grid h3 { margin-top: 48px; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer nav { display: flex; flex-wrap: wrap; }
}

@media (max-width: 480px) {
  .site-header { width: min(100% - 28px, 1180px); height: 62px; }
  .brand { font-size: 14px; }
  .hero { min-height: 0; padding: 40px 14px 58px; gap: 34px; }
  h1 { margin-top: 18px; font-size: 53px; }
  .hero-lede { font-size: 18px; }
  .generator-card { padding: 10px; border-radius: 22px; }
  .result-panel { --result-side-padding: 16px; min-height: 394px; padding: 25px 16px; }
  .result-window { --topic-focus-scale: 1.25; height: 312px; }
  .result-line { width: 80%; max-width: 300px; height: 104px; padding-inline: 5px; font-size: 16px; }
  .result-line.is-selected { transform: scale(1.25); }
  .filters, .local-lists { grid-template-columns: 1fr; }
  .timer-hero { width: min(100% - 28px, 760px); padding-top: 30px; }
  .timer-hero h1 { font-size: 48px; }
  .timer-topic-block { min-height: 108px; }
  .timer-dial { width: min(360px, 91vw); padding: 9px; }
  .timer-dial-inner { padding: 42px 24px 34px; }
  .timer-display { font-size: 74px; }
  .timer-duration-presets { max-width: 240px; }
  .timer-duration-presets button { min-height: 36px; padding: 7px 11px; }
  .timer-prep-options { padding-inline: 12px; }
  .timer-coming-soon { margin-top: 26px; padding: 12px 14px; }
  .timer-guide { width: min(100% - 32px, 900px); padding: 72px 0 90px; }
  .section-heading h2 { font-size: 40px; }
  .info-hero { padding-top: 76px; }
  .info-hero h1, .not-found h1 { font-size: 48px; }
  .info-hero > p:last-child { font-size: 18px; }
  .info-content { width: min(100% - 32px, 760px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
}