:root {
  font-family: Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", system-ui, sans-serif;
  color: #24302a;
  background: #f7f4ed;
  font-synthesis: none;
  --ink: #24302a;
  --muted: #66706a;
  --cream: #f7f4ed;
  --paper: #fffdf8;
  --green: #2f6a4c;
  --green-dark: #214f39;
  --green-soft: #dfece2;
  --orange: #d97b45;
  --line: #deddd5;
  --shadow: 0 18px 60px rgba(55, 60, 47, 0.12);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    radial-gradient(circle at 78% 8%, rgba(216, 232, 217, 0.7), transparent 28rem),
    radial-gradient(circle at 8% 32%, rgba(244, 222, 196, 0.5), transparent 25rem),
    var(--cream);
}

button, input { font: inherit; }
button { cursor: pointer; }

.app-shell { max-width: 1240px; margin: 0 auto; padding: 0 32px 80px; }

.topbar {
  min-height: 96px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand { display: inline-flex; align-items: center; gap: 12px; color: inherit; text-decoration: none; }
.brand-mark {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px 16px 16px 6px;
  background: var(--green);
  color: white;
  font-size: 22px;
  font-weight: 800;
}
.brand strong { display: block; font-size: 22px; letter-spacing: -0.04em; }
.brand small { display: block; color: var(--muted); font-size: 12px; margin-top: 1px; }

.top-actions { display: flex; align-items: center; gap: 10px; }
.text-button, .guardian-pill {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.62);
  color: var(--ink);
  border-radius: 999px;
  padding: 11px 16px;
  font-weight: 700;
}
.guardian-pill { display: inline-flex; align-items: center; gap: 8px; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: #3b9567; box-shadow: 0 0 0 4px #daf0e2; }

.hero {
  min-height: 650px;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  align-items: center;
  gap: 72px;
  padding: 56px 0 72px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.hero h1 {
  margin: 0;
  font-size: clamp(52px, 5.8vw, 82px);
  line-height: 1.03;
  letter-spacing: -0.065em;
  font-weight: 850;
}
.hero h1 span { color: var(--green); }
.hero-description { margin: 26px 0 0; color: var(--muted); font-size: 20px; line-height: 1.75; letter-spacing: -0.025em; }

.assistant-card {
  background: rgba(255, 253, 248, 0.92);
  border: 1px solid rgba(214, 214, 204, 0.9);
  border-radius: 34px;
  box-shadow: var(--shadow);
  padding: 30px;
  backdrop-filter: blur(18px);
}
.assistant-status { display: flex; align-items: center; gap: 14px; }
.assistant-avatar {
  width: 52px; height: 52px; display: grid; place-items: center; border-radius: 17px;
  background: var(--green-soft); color: var(--green-dark); font-weight: 900; font-size: 20px;
}
.assistant-status strong { display: block; font-size: 22px; letter-spacing: -0.035em; }
.assistant-status p { margin: 4px 0 0; color: var(--muted); font-size: 15px; }

.voice-button {
  width: 100%;
  min-height: 156px;
  margin-top: 28px;
  border: 0;
  border-radius: 28px;
  background: var(--green);
  color: white;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 11px;
  box-shadow: inset 0 -4px 0 rgba(0,0,0,0.08);
  transition: transform .18s ease, background .18s ease;
}
.voice-button:hover { transform: translateY(-2px); background: var(--green-dark); }
.voice-button.listening { background: var(--orange); animation: pulse 1.4s ease-in-out infinite; }
.voice-button svg { width: 42px; height: 42px; fill: currentColor; }
.voice-button span { font-size: 23px; font-weight: 800; }
@keyframes pulse { 50% { transform: scale(0.985); } }

.request-form { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin-top: 14px; }
.request-form input {
  width: 100%; min-width: 0; border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px;
  background: white; color: var(--ink); outline: none; font-size: 17px;
}
.request-form input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(47,106,76,.12); }
.request-form button { border: 0; border-radius: 16px; background: #ece9df; color: var(--ink); padding: 0 20px; font-weight: 800; }

.quick-requests { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.quick-requests button { border: 1px solid var(--line); background: transparent; border-radius: 999px; padding: 9px 12px; color: #4a554e; font-size: 13px; font-weight: 700; }
.quick-requests button:hover { background: #f2efe7; }

.workflow-section { padding: 84px 0 80px; border-top: 1px solid var(--line); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 26px; }
.section-heading h2, .trust-copy h2 { margin: 0; font-size: clamp(34px, 4vw, 52px); letter-spacing: -0.055em; line-height: 1.08; }
.safety-badge { background: var(--green-soft); color: var(--green-dark); border-radius: 999px; padding: 10px 14px; font-size: 13px; font-weight: 800; }

.workflow-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 20px; }
.task-card, .steps, .action-panel { background: rgba(255,253,248,.82); border: 1px solid var(--line); border-radius: 26px; }
.task-card { padding: 30px; display: flex; gap: 18px; align-items: flex-start; }
.task-icon { flex: 0 0 auto; width: 54px; height: 54px; display: grid; place-items: center; border-radius: 18px; background: var(--green-soft); color: var(--green-dark); font-size: 24px; }
.task-label { margin: 0 0 7px; color: var(--green); font-size: 13px; font-weight: 800; }
.task-card h3 { margin: 0; font-size: 26px; letter-spacing: -0.04em; line-height: 1.25; }
.task-card div > p:last-child { color: var(--muted); line-height: 1.65; margin: 13px 0 0; }

.steps { list-style: none; margin: 0; padding: 16px 26px; counter-reset: step; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 38px 1fr auto; align-items: center; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.steps li:last-child { border-bottom: 0; }
.steps li::before { content: counter(step); width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; background: #efeee7; font-weight: 850; }
.steps strong { font-size: 17px; }
.steps span { color: var(--muted); font-size: 13px; }
.steps .done::before { content: '✓'; background: var(--green-soft); color: var(--green-dark); }

.action-panel { margin-top: 20px; padding: 24px 28px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.action-panel strong { display: block; font-size: 20px; }
.action-panel p { margin: 5px 0 0; color: var(--muted); }
.action-buttons { display: flex; gap: 8px; flex-shrink: 0; }
.primary-button, .secondary-button { min-height: 48px; border-radius: 14px; padding: 0 20px; font-weight: 850; border: 0; }
.primary-button { background: var(--green); color: white; }
.secondary-button { background: #ece9df; color: var(--ink); }
.full { width: 100%; margin-top: 9px; }

.history-section { padding: 86px 0 74px; border-top: 1px solid var(--line); }
.history-heading { align-items: center; }
.history-heading h2 { margin: 0; font-size: clamp(34px, 4vw, 52px); letter-spacing: -0.055em; line-height: 1.08; }
.history-list { display: grid; gap: 10px; margin-top: 24px; }
.history-empty { padding: 28px; border: 1px dashed #cfcfc5; border-radius: 22px; color: var(--muted); background: rgba(255,253,248,.42); }
.history-item { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px; padding: 19px 22px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,253,248,.76); }
.history-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 15px; background: var(--green-soft); font-size: 21px; }
.history-item strong { display: block; font-size: 17px; letter-spacing: -0.025em; }
.history-item p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.history-status { border-radius: 999px; padding: 8px 11px; background: #ece9df; color: #4c554f; font-size: 12px; font-weight: 850; white-space: nowrap; }
.history-status.pending { background: #fff0d9; color: #84531c; }
.history-status.approved { background: var(--green-soft); color: var(--green-dark); }
.history-status.rejected { background: #f5e2df; color: #8a3d35; }
.demo-note { margin: 14px 2px 0; color: var(--muted); font-size: 13px; }

.trust-section { padding: 96px 0 10px; display: grid; grid-template-columns: .72fr 1.28fr; gap: 72px; align-items: start; }
.trust-copy > p:last-child { color: var(--muted); line-height: 1.75; font-size: 18px; }
.trust-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.trust-cards article { min-height: 240px; padding: 24px; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,253,248,.65); }
.trust-cards span { display: block; color: var(--green); font-size: 12px; font-weight: 900; margin-bottom: 52px; }
.trust-cards strong { display: block; font-size: 19px; letter-spacing: -0.03em; }
.trust-cards p { color: var(--muted); line-height: 1.62; font-size: 14px; }

.modal-backdrop { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 24px; background: rgba(20,29,24,.5); backdrop-filter: blur(8px); }
.modal-backdrop[hidden] { display: none; }
.modal { position: relative; width: min(520px, 100%); max-height: calc(100dvh - 48px); overflow-y: auto; background: var(--paper); border-radius: 30px; padding: 34px; box-shadow: 0 28px 90px rgba(20,30,25,.25); }
.modal-close { position: absolute; right: 18px; top: 15px; width: 38px; height: 38px; border: 0; background: transparent; color: var(--muted); font-size: 28px; }
.modal-icon { font-size: 42px; margin-bottom: 18px; }
.modal h2 { margin: 0; font-size: 30px; line-height: 1.25; letter-spacing: -0.045em; }
.modal > p:not(.eyebrow) { color: var(--muted); line-height: 1.65; }
.approval-box { margin: 20px 0 16px; padding: 18px; border-radius: 18px; background: #f2efe7; }
.approval-box span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 5px; }
.approval-box strong { font-size: 18px; }
.guardian-review-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-top: 9px; }
.guardian-review-actions .primary-button, .guardian-review-actions .secondary-button { width: 100%; }

.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); opacity: 0; pointer-events: none; background: #223029; color: white; padding: 14px 18px; border-radius: 999px; font-weight: 750; transition: .22s ease; z-index: 80; }
.toast.show { opacity: 1; transform: translate(-50%,0); }
.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; }

body.large-text { font-size: 112%; }
body.large-text .hero-description { font-size: 23px; }
body.large-text .request-form input { font-size: 20px; }

@media (max-width: 900px) {
  .app-shell { padding: 0 20px 56px; }
  .topbar { min-height: 80px; }
  .hero { grid-template-columns: 1fr; gap: 38px; padding-top: 48px; }
  .hero-copy { text-align: center; }
  .hero-description { font-size: 18px; }
  .workflow-grid, .trust-section { grid-template-columns: 1fr; }
  .trust-section { gap: 30px; }
  .trust-cards { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 620px) {
  .topbar { flex-wrap: wrap; padding: 16px 0; gap: 14px; }
  .top-actions { margin-left: auto; }
  .top-actions .text-button { padding: 9px 11px; font-size: 12px; }
  .guardian-pill { padding: 9px 11px; font-size: 12px; }
  .hero { min-height: auto; padding-top: 34px; }
  .hero h1 { font-size: clamp(46px, 14vw, 64px); }
  .hero-description br { display: none; }
  .assistant-card { padding: 20px; border-radius: 26px; }
  .voice-button { min-height: 138px; }
  .request-form { grid-template-columns: 1fr; }
  .request-form button { min-height: 48px; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .action-panel { align-items: stretch; flex-direction: column; }
  .action-buttons { display: grid; grid-template-columns: 1fr 1fr; }
  .history-item { grid-template-columns: auto 1fr; }
  .history-status { grid-column: 2; justify-self: start; }
  .trust-cards { grid-template-columns: 1fr; }
  .trust-cards article { min-height: 170px; }
  .trust-cards span { margin-bottom: 28px; }
}

.demo-banner{display:flex;align-items:center;justify-content:center;gap:20px;flex-wrap:wrap;padding:12px 22px;background:#244d38;color:#fff;font-size:12px;line-height:1.7}.demo-banner a{color:#dfedb2;text-decoration:none}.demo-banner strong{font-size:13px}.demo-banner span{color:#e0e8db}@media(max-width:600px){.demo-banner{gap:8px 18px}.demo-banner span{width:100%;text-align:center;font-size:11px}}


/* Both language variants use the same accessible sizing. */
body{font-size:18px;line-height:1.6}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--green);outline-offset:4px}
.brand small{font-size:14px}.text-button,.guardian-pill{font-size:15px;min-height:44px}
.top-actions{flex-wrap:wrap}.language-switch{display:inline-flex;align-items:center;text-decoration:none;border-radius:999px;padding:9px 14px}
.assistant-status p{font-size:17px}.quick-requests button{font-size:15px;min-height:44px}
.task-label,.safety-badge{font-size:15px}.steps strong{font-size:18px}.steps span{font-size:14px}
.primary-button,.secondary-button{font-size:16px;white-space:normal;padding:10px 20px}
.history-item strong{font-size:19px}.history-item p,.history-status,.demo-note{font-size:15px}
.trust-cards p{font-size:17px}.trust-cards span{font-size:14px}.approval-box span{font-size:15px}
.demo-banner,.demo-banner strong{font-size:15px}.eyebrow{font-size:14px}
.toast{max-width:calc(100vw - 32px);width:max-content;white-space:normal;text-align:center;border-radius:16px}
body.large-text .task-card p,body.large-text .steps strong,body.large-text .history-item strong{font-size:21px}
@media(max-width:620px){
 .top-actions{width:100%;margin-left:0}.top-actions .text-button,.guardian-pill{font-size:14px;min-height:44px}
 .brand strong{font-size:25px}.hero-description{font-size:20px}.steps{padding:12px 18px}
 .steps li{grid-template-columns:32px 1fr;gap:10px}.steps span{grid-column:2}
 .task-card{padding:22px;gap:12px}.task-icon{width:44px;height:44px}
 .action-buttons{grid-template-columns:1fr}.demo-banner span{font-size:14px}
 .trust-cards p{font-size:17px}.assistant-status strong{font-size:22px}
}