:root {
  --paper: #f5f0e8;
  --paper-deep: #ebe2d5;
  --ink: #272923;
  --muted: #747368;
  --accent: #d96d50;
  --accent-dark: #a9432d;
  --sage: #99a18c;
  --line: rgba(39, 41, 35, 0.14);
  --card: rgba(255, 253, 248, 0.62);
  --shadow: 0 24px 70px rgba(73, 57, 40, 0.09);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "DM Sans", system-ui, sans-serif;
  transition: color .3s, background .3s;
}
body.dark {
  --paper: #252722;
  --paper-deep: #1d1f1b;
  --ink: #f1eadf;
  --muted: #aaa99d;
  --line: rgba(255,255,255,.13);
  --card: rgba(255,255,255,.045);
  --shadow: 0 24px 70px rgba(0,0,0,.25);
}
body.theme-forest { --paper:#edf0e8;--paper-deep:#dfe6da;--ink:#26342b;--muted:#68756c;--accent:#52745c;--accent-dark:#365440;--sage:#91a586;--card:rgba(255,255,255,.56); }
body.theme-ocean { --paper:#edf3f4;--paper-deep:#dbe8ea;--ink:#20343a;--muted:#667980;--accent:#3f7f8b;--accent-dark:#285e68;--sage:#86a9ad;--card:rgba(255,255,255,.57); }
body.theme-night { --paper:#222522;--paper-deep:#191c1a;--ink:#f2ede4;--muted:#a5a69e;--accent:#d9876d;--accent-dark:#b85e46;--sage:#84947d;--line:rgba(255,255,255,.13);--card:rgba(255,255,255,.045);--shadow:0 24px 70px rgba(0,0,0,.28); }
.grain { position: fixed; inset: 0; pointer-events: none; opacity: .035; z-index: 20; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
.shell { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.nav { height: 92px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; font: 600 20px "Noto Serif SC", serif; letter-spacing: -.5px; }
.brand-mark { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; color: var(--paper); background: var(--accent); font: italic 700 19px Georgia; }
nav { display: flex; gap: 42px; }
nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
nav a:hover { color: var(--accent); }
button { color: inherit; font: inherit; cursor: pointer; }
.icon-button { width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 50%; background: transparent; font-size: 18px; }
.profile-button { display:flex;align-items:center;gap:9px;padding:5px 10px 5px 5px;color:inherit;background:transparent;border:1px solid var(--line);border-radius:22px; }.profile-button span { display:grid;place-items:center;width:28px;height:28px;color:white;background:var(--accent);border-radius:50%;font:600 13px "Noto Serif SC",serif; }.profile-button small { color:var(--muted); }
.login-screen { position:fixed;inset:0;z-index:100;display:grid;grid-template-columns:1.1fr .9fr;background:var(--paper); }
.login-screen[hidden] { display:none; }
.login-art { display:flex;flex-direction:column;justify-content:space-between;padding:46px max(45px,8vw);color:#fff8ef;background:linear-gradient(145deg,#bd5f47,#d98061 58%,#df9a79); }.login-art .brand-mark { color:#bd5f47;background:#fff8ef; }.login-art h1 { font-size:clamp(50px,6vw,82px); }.login-art h1 em,.login-art .eyebrow { color:#ffe0b8; }.login-art p:not(.eyebrow) { max-width:470px;font:500 16px/1.9 "Noto Serif SC",serif;opacity:.82; }.login-art small { opacity:.7; }
.login-panel { display:grid;place-items:center;padding:30px; }.login-form { width:min(390px,100%); }.login-form h2 { margin:0 0 10px;font-size:40px; }.login-form>p:not(.eyebrow):not(.login-error) { color:var(--muted); }.login-submit { width:100%;margin-top:12px;justify-content:space-between; }.login-error { min-height:20px;margin:12px 0 0;color:var(--accent);font-size:12px; }
.login-form[hidden] { display:none; }.auth-switch { display:block;width:100%;margin-top:18px;padding:4px;color:var(--muted);background:transparent;border:0;text-align:center;font-size:12px; }.auth-switch:hover { color:var(--accent); }
.settings-dialog { width:min(540px,calc(100% - 30px)); }.settings-dialog form { padding:30px; }.theme-options { display:grid;grid-template-columns:repeat(4,1fr);gap:10px; }.theme-option { position:relative;padding:10px;border:1px solid var(--line);border-radius:5px;cursor:pointer; }.theme-option input { position:absolute;opacity:0; }.theme-option span { display:block;height:55px;margin-bottom:8px;border-radius:3px;background:#d96d50; }.theme-option strong { font-size:12px; }.theme-option:has(input:checked) { border-color:var(--accent);box-shadow:0 0 0 1px var(--accent); }.forest-option span{background:#52745c}.ocean-option span{background:#3f7f8b}.night-option span{background:#272b28}.settings-actions{display:flex;align-items:center;justify-content:space-between;margin-top:28px}.danger-button{color:var(--accent)}
.hero { min-height: 650px; display: grid; grid-template-columns: 1.25fr .75fr; align-items: center; gap: 50px; }
.assistant-section { padding: 90px 0; background: var(--paper-deep); }
.assistant-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; align-items: center; }
.agent-avatar { display: grid; place-items: center; width: 64px; height: 64px; margin-bottom: 24px; border-radius: 50%; color: #fff8ef; background: var(--accent); font: 600 27px "Noto Serif SC", serif; box-shadow: 0 14px 35px rgba(190,82,55,.22); }
.assistant-copy h1 { font-size: clamp(45px, 5vw, 68px); }
.suggestions { display: flex; flex-wrap: wrap; gap: 9px; }
.suggestions button { padding: 9px 13px; color: var(--muted); background: var(--card); border: 1px solid var(--line); border-radius: 20px; font-size: 12px; }
.suggestions button:hover { color: var(--accent); border-color: var(--accent); }
.agent-card { min-height: 500px; display: flex; flex-direction: column; padding: 25px; border: 1px solid var(--line); border-radius: 16px; background: var(--paper); box-shadow: var(--shadow); }
.agent-status { display: flex; align-items: center; gap: 9px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.agent-status > span { width: 8px; height: 8px; border-radius: 50%; background: #73a46a; box-shadow: 0 0 0 4px rgba(115,164,106,.12); }
.agent-status small { margin-left: auto; color: var(--muted); }
.chat-messages { flex: 1; max-height: 340px; overflow-y: auto; padding: 22px 4px; }
.message { width: fit-content; max-width: 85%; margin-bottom: 12px; padding: 12px 15px; border-radius: 14px; font: 500 14px/1.65 "Noto Serif SC", serif; white-space: pre-wrap; }
.assistant-message { background: var(--paper-deep); border-bottom-left-radius: 3px; }
.user-message { margin-left: auto; color: #fff; background: var(--accent); border-bottom-right-radius: 3px; }
.chat-form { display: grid; grid-template-columns: 1fr 44px; gap: 10px; padding: 9px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); }
.chat-form textarea { height: 48px; padding: 11px; resize: none; color: var(--ink); background: transparent; border: 0; outline: none; font: inherit; }
.send-button { align-self: center; width: 40px; height: 40px; color: white; background: var(--accent); border: 0; border-radius: 50%; font-size: 20px; }
.send-button:disabled { opacity: .45; cursor: wait; }
.agent-hint { margin: 10px 0 0; color: var(--muted); text-align: center; font-size: 10px; }
.today-section { padding: 110px 0; }
.today-actions { display: flex; gap: 10px; }
.today-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.today-panel { min-height: 300px; padding: 28px; border: 1px solid var(--line); background: var(--card); }
.activity-panel { grid-column: 1 / -1; min-height: 220px; }
.panel-title { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.panel-title h3 { margin: 0; font-size: 20px; }
.panel-title span { color: var(--accent); font-size: 13px; }
.task-row { display: grid; grid-template-columns: 23px 1fr auto; gap: 11px; align-items: start; padding: 13px 0; border-bottom: 1px solid var(--line); }
.task-check { width: 20px; height: 20px; margin-top: 2px; border: 1px solid var(--sage); border-radius: 50%; background: transparent; }
.task-check:hover { background: var(--sage); }
.task-row.completed { opacity: .5; }
.task-row.completed .task-title { text-decoration: line-through; }
.task-title { display: block; font: 500 14px "Noto Serif SC", serif; }
.task-meta, .event-item small, .activity-item small { color: var(--muted); font-size: 11px; }
.priority-high { color: var(--accent); }
.event-item, .activity-item { display: grid; grid-template-columns: 55px 1fr; gap: 15px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.event-item time { color: var(--accent); font-size: 13px; }
.event-item strong, .activity-item strong { display: block; margin-bottom: 4px; font: 500 14px "Noto Serif SC", serif; }
.activity-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 35px; }
.activity-dot { color: var(--sage); font-size: 18px; }
.eyebrow { margin: 0 0 18px; color: var(--accent); font-size: 12px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; }
h1, h2, h3, blockquote { font-family: "Noto Serif SC", serif; }
h1 { margin: 0; font-size: clamp(52px, 6.5vw, 90px); line-height: 1.16; letter-spacing: -.055em; font-weight: 600; }
h1 em { color: var(--accent); font-style: normal; }
.intro { max-width: 470px; margin: 30px 0 35px; color: var(--muted); font: 500 17px/1.9 "Noto Serif SC", serif; }
.primary-button, .secondary-button { display: inline-flex; align-items: center; justify-content: center; gap: 38px; min-height: 49px; padding: 0 22px; border: 1px solid var(--accent); border-radius: 2px; text-decoration: none; }
.primary-button { color: #fffaf4; background: var(--accent); }
.primary-button:hover { background: var(--accent-dark); }
.secondary-button { color: var(--ink); background: transparent; border-color: var(--line); }
.day-orbit { position: relative; aspect-ratio: 1; display: grid; place-items: center; }
.orbit { position: absolute; border: 1px solid var(--line); border-radius: 50%; }
.orbit-one { inset: 4%; }
.orbit-two { inset: 17%; border-style: dashed; animation: spin 40s linear infinite; }
.orbit-two::before { content: ""; position: absolute; top: 9%; left: 9%; width: 13px; height: 13px; border-radius: 50%; background: var(--sage); }
@keyframes spin { to { transform: rotate(360deg); } }
.sun-card { width: 180px; height: 180px; display: flex; flex-direction: column; align-items: center; justify-content: center; border-radius: 50%; color: #fff8ef; background: var(--accent); box-shadow: 0 20px 55px rgba(190, 82, 55, .25); }
.sun-card span, .sun-card small { font-size: 12px; letter-spacing: .15em; }
.sun-card strong { font: 600 72px/1 "Noto Serif SC", serif; }
.orbit-note { position: absolute; right: 2%; bottom: 12%; color: var(--muted); font: 500 13px/1.7 "Noto Serif SC", serif; }
.days-section, .memories-section { padding: 110px 0; background: var(--paper-deep); }
.section-heading { display: flex; align-items: end; justify-content: space-between; margin-bottom: 45px; }
.section-heading h2, .memory-title h2 { margin: 0; font-size: clamp(34px, 4vw, 52px); line-height: 1.35; letter-spacing: -.04em; }
.section-heading > p { margin: 0; color: var(--muted); font: 500 14px/1.8 "Noto Serif SC", serif; }
.day-grid { display: grid; grid-template-columns: 1fr 1fr 1.25fr; gap: 18px; }
.counter-card, .quote-card { position: relative; min-height: 310px; padding: 34px; border: 1px solid var(--line); background: var(--card); box-shadow: var(--shadow); }
.counter-card.featured { color: #fff7ed; background: var(--accent); border-color: transparent; }
.card-icon { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid currentColor; border-radius: 50%; opacity: .8; }
.counter-card p { margin: 50px 0 3px; font: 500 14px "Noto Serif SC", serif; }
.counter-card strong { font: 600 72px/1.1 "Noto Serif SC", serif; letter-spacing: -.05em; }
.counter-card small { margin-left: 5px; }
.text-button { display: block; margin-top: 25px; padding: 0; border: 0; color: inherit; background: transparent; font-size: 12px; opacity: .72; }
.quote-card { display: flex; flex-direction: column; justify-content: center; padding-left: 55px; background: var(--sage); color: #f8f4ec; }
.quote-card > span { position: absolute; top: 20px; font: 80px Georgia; opacity: .25; }
blockquote { margin: 0 0 22px; font-size: 27px; line-height: 1.7; }
cite { font-size: 12px; font-style: normal; opacity: .75; }
.people-section { padding: 120px 0; }
.people-list { border-top: 1px solid var(--line); }
.person { display: grid; grid-template-columns: 70px 1fr auto; gap: 24px; align-items: center; padding: 25px 10px; border-bottom: 1px solid var(--line); }
.avatar { display: grid; place-items: center; width: 55px; height: 55px; border-radius: 50%; color: #fff; background: var(--sage); font: 600 22px "Noto Serif SC", serif; }
.person:nth-child(even) .avatar { background: var(--accent); }
.person h3 { margin: 0 0 5px; font-size: 18px; }
.person p { margin: 0; color: var(--muted); font-size: 13px; }
.person button { border: 0; background: none; color: var(--muted); opacity: 0; transition: opacity .2s; }
.person:hover button { opacity: 1; }
.empty { padding: 48px 0; color: var(--muted); text-align: center; }
.memory-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; }
.memory-title { position: sticky; top: 50px; align-self: start; }
.memory-title .primary-button { margin-top: 38px; }
.timeline { border-left: 1px solid var(--line); }
.memory { position: relative; padding: 0 0 55px 42px; }
.memory::before { content: ""; position: absolute; left: -5px; top: 8px; width: 9px; height: 9px; border-radius: 50%; background: var(--accent); }
.memory time { color: var(--accent); font-size: 11px; letter-spacing: .1em; }
.memory h3 { margin: 10px 0; font-size: 22px; }
.memory p { margin: 0; color: var(--muted); line-height: 1.8; }
.memory button { position: absolute; right: 0; top: 0; border: 0; background: none; color: var(--muted); opacity: 0; }
.memory:hover button { opacity: 1; }
footer { min-height: 170px; display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; color: var(--muted); }
footer p { text-align: center; font: 500 13px "Noto Serif SC", serif; }
footer small { text-align: right; }
.footer-center { text-align: center; }
.footer-center p { margin: 0 0 10px; }
.footer-center a { color: var(--muted); font-size: 11px; text-decoration: none; }
.footer-center a:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 4px; }
dialog { width: min(460px, calc(100% - 32px)); padding: 0; color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 4px; box-shadow: var(--shadow); }
dialog::backdrop { background: rgba(25, 23, 20, .55); backdrop-filter: blur(3px); }
dialog form { padding: 28px; }
.dialog-heading { display: flex; align-items: center; justify-content: space-between; }
.dialog-heading h3 { margin: 0; font-size: 24px; }
.close-button { border: 0; background: none; font-size: 26px; }
.field { display: grid; gap: 8px; margin-top: 22px; }
.field label { color: var(--muted); font-size: 12px; }
.field input, .field textarea { width: 100%; padding: 12px 14px; color: var(--ink); background: var(--card); border: 1px solid var(--line); border-radius: 2px; font: inherit; }
.field textarea { min-height: 92px; resize: vertical; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 28px; }
.dialog-actions .primary-button, .dialog-actions .secondary-button { min-height: 42px; }
@media (max-width: 800px) {
  .shell { width: min(100% - 30px, 620px); }
  .nav { height: 74px; } nav { display: none; }
  .login-screen { grid-template-columns:1fr; }.login-art { display:none; }.theme-options { grid-template-columns:1fr 1fr; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding: 80px 0 60px; }
  .assistant-layout { grid-template-columns: 1fr; gap: 50px; }
  .today-grid { grid-template-columns: 1fr; }
  .activity-panel { grid-column: auto; }
  .day-orbit { width: 100%; max-width: 390px; margin: auto; }
  .days-section, .memories-section, .people-section { padding: 80px 0; }
  .section-heading { align-items: start; gap: 25px; }
  .section-heading > p { display: none; }
  .day-grid { grid-template-columns: 1fr 1fr; }
  .quote-card { grid-column: 1 / -1; min-height: 250px; }
  .memory-layout { grid-template-columns: 1fr; gap: 65px; }
  .memory-title { position: static; }
  footer { grid-template-columns: 1fr; gap: 15px; padding: 45px 0; text-align: center; }
  footer small { text-align: center; }
}
@media (max-width: 520px) {
  h1 { font-size: 46px; }
  .day-grid { grid-template-columns: 1fr; }
  .quote-card { grid-column: auto; }
  .counter-card { min-height: 280px; }
  .section-heading { flex-direction: column; }
  .assistant-section { padding: 65px 0; }
  .agent-card { min-height: 460px; padding: 18px; }
  .today-actions { width: 100%; flex-direction: column; }
  .activity-list { grid-template-columns: 1fr; }
  .person { grid-template-columns: 58px 1fr auto; gap: 12px; padding-inline: 0; }
  .person button, .memory button { opacity: 1; }
}