:root {
  --ink: #f5f7ff;
  --muted: #a7b0c9;
  --dim: #77809b;
  --line: rgba(184, 196, 238, .16);
  --panel: rgba(20, 27, 54, .72);
  --panel-soft: rgba(20, 27, 54, .46);
  --purple: #756dff;
  --purple-dark: #5048c7;
  --gold: #f1c979;
  --mint: #8bd9c1;
  --coral: #ff8999;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  color: var(--ink);
  font-family: "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  background: #080d1b;
}
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }

.app-shell { min-height: 100vh; display: grid; grid-template-columns: 248px minmax(0, 1fr); }
.sidebar {
  display: flex; flex-direction: column; padding: 30px 22px 24px;
  border-right: 1px solid var(--line);
  background: rgba(8, 13, 29, .9);
}
.brand { display: flex; align-items: center; gap: 12px; padding: 0 8px 42px; }
.brand-mark {
  width: 40px; height: 40px; display: grid; place-items: center;
  border: 1px solid rgba(241, 201, 121, .45); border-radius: 12px;
  color: var(--gold); font-size: 13px; letter-spacing: .08em; font-weight: 800;
  background: rgba(241, 201, 121, .1);
}
.brand strong, .brand span, .side-footer strong, .side-footer span { display: block; }
.brand strong { font-size: 14px; letter-spacing: .02em; }
.brand span { margin-top: 4px; color: var(--dim); font-size: 11px; }
.side-label { padding: 0 9px 12px; color: var(--dim); font-size: 11px; letter-spacing: .14em; }
.side-nav { display: grid; gap: 8px; }
.side-nav-item {
  display: flex; align-items: center; gap: 12px; width: 100%; padding: 12px 14px;
  border: 1px solid transparent; border-radius: 10px; color: var(--muted);
  background: transparent; text-align: left; transition: .2s ease;
}
.side-nav-item:hover { color: var(--ink); background: rgba(117, 109, 255, .1); }
.side-nav-item.is-active { border-color: rgba(117, 109, 255, .34); color: var(--ink); background: rgba(117, 109, 255, .16); }
.nav-symbol { width: 19px; color: var(--gold); font-size: 17px; text-align: center; }
.side-footer { display: flex; gap: 10px; align-items: center; margin-top: auto; padding: 14px 9px 0; border-top: 1px solid var(--line); }
.side-footer strong { font-size: 12px; font-weight: 600; }
.side-footer span { margin-top: 4px; color: var(--dim); font-size: 11px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 14px rgba(139, 217, 193, .85); }

.workspace { min-width: 0; padding: 44px clamp(28px, 6vw, 92px) 56px; background-image: linear-gradient(rgba(8,13,27,.92), rgba(8,13,27,.96)), url('assets/bg_home.png'); background-position: center; background-size: cover; }
.topbar { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; max-width: 1160px; margin: 0 auto 42px; }
.eyebrow, .note-kicker { margin: 0; color: var(--gold); font-size: 10px; letter-spacing: .19em; font-weight: 700; }
h1 { margin: 8px 0 7px; font-size: clamp(27px, 3vw, 40px); letter-spacing: -.03em; }
.topbar-copy { margin: 0; color: var(--muted); font-size: 14px; }
.reset-button { padding: 10px 15px; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); background: rgba(20, 27, 54, .55); }
.reset-button:hover { color: var(--ink); border-color: rgba(241, 201, 121, .5); }
.preview-stage { display: grid; grid-template-columns: minmax(320px, 500px) minmax(270px, 380px); justify-content: center; align-items: center; gap: clamp(42px, 7vw, 104px); max-width: 1160px; margin: auto; }
.device-wrap { display: flex; justify-content: center; }
.device-frame { position: relative; width: min(100%, 404px); aspect-ratio: 390 / 844; padding: 10px; border: 1px solid rgba(217, 225, 255, .26); border-radius: 34px; background: #070b16; box-shadow: 0 24px 80px rgba(0,0,0,.4), 0 0 0 7px rgba(20, 27, 54, .55); }
.device-camera { position: absolute; z-index: 4; top: 17px; left: 50%; width: 78px; height: 20px; transform: translateX(-50%); border-radius: 20px; background: #05070f; }
.device-screen { height: 100%; overflow: hidden; border-radius: 26px; background: #0d1329; }
.screen-page { height: 100%; overflow-y: auto; padding: 28px 19px 91px; background-image: linear-gradient(rgba(12, 18, 38, .74), rgba(12, 18, 38, .92)), url('assets/bg_home.png'); background-position: center; background-size: cover; scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.2) transparent; }
.screen-page::-webkit-scrollbar { width: 5px; }
.screen-page::-webkit-scrollbar-thumb { background: rgba(255,255,255,.2); border-radius: 4px; }
.screen-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.screen-head h2 { margin: 0; font-size: 22px; letter-spacing: -.03em; }
.screen-head-actions { display: flex; gap: 7px; }
.round-button { width: 31px; height: 31px; padding: 0; border: 1px solid var(--line); border-radius: 50%; color: var(--ink); background: rgba(11, 15, 32, .58); }
.screen-section { margin-top: 19px; }
.screen-section-title { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 9px; color: var(--muted); font-size: 12px; }
.screen-section-title button { padding: 0; border: 0; color: #9da0ff; background: transparent; font-size: 11px; }
.hero-card { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; padding: 14px; border: 1px solid rgba(184,196,238,.18); border-radius: 16px; background: rgba(26, 33, 65, .72); box-shadow: 0 12px 28px rgba(0,0,0,.16); }
.capsule-thumb { width: 54px; height: 54px; object-fit: contain; }
.hero-card h3, .capsule-card h3 { margin: 0; font-size: 14px; }
.hero-card p, .capsule-card p { margin: 5px 0 0; color: var(--muted); font-size: 10px; line-height: 1.5; }
.days { color: var(--gold); font-size: 25px; font-weight: 800; text-align: right; }
.days small { display: block; color: var(--muted); font-size: 9px; font-weight: 400; }
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.stat-card { padding: 11px 8px; border: 1px solid var(--line); border-radius: 12px; background: rgba(19, 27, 55, .57); text-align: center; }
.stat-card strong { display: block; color: var(--ink); font-size: 20px; }
.stat-card span { display: block; margin-top: 2px; color: var(--dim); font-size: 9px; }
.quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; }
.quick-card { min-width: 0; padding: 10px 5px 8px; border: 1px solid var(--line); border-radius: 12px; color: var(--muted); background: rgba(19, 27, 55, .54); text-align: center; transition: .2s ease; }
.quick-card:hover { transform: translateY(-2px); border-color: rgba(117,109,255,.6); color: var(--ink); }
.quick-card img { width: 34px; height: 34px; object-fit: contain; }
.quick-card span { display: block; margin-top: 5px; font-size: 9px; }
.capsule-list { display: grid; gap: 8px; }
.capsule-card { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; padding: 10px; border: 1px solid var(--line); border-radius: 13px; background: rgba(19, 27, 55, .52); text-align: left; transition: .2s ease; }
.capsule-card:hover { border-color: rgba(139,217,193,.48); background: rgba(26, 36, 72, .78); }
.capsule-card .capsule-thumb { width: 40px; height: 40px; }
.status-label { color: var(--mint); font-size: 9px; }
.status-label.locked { color: var(--gold); }
.bottom-tabs { position: sticky; bottom: -1px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; margin: 22px -19px -91px; padding: 11px 12px 13px; border-top: 1px solid rgba(184,196,238,.14); background: rgba(12,18,38,.95); backdrop-filter: blur(14px); }
.tab-button { padding: 4px 2px; border: 0; color: var(--dim); background: transparent; font-size: 10px; }
.tab-button.is-active { color: var(--gold); }
.tab-button strong { display: block; margin-bottom: 4px; font-size: 16px; font-weight: 500; }

.timeline-list { position: relative; display: grid; gap: 10px; padding-left: 18px; }
.timeline-list::before { content: ""; position: absolute; top: 5px; bottom: 5px; left: 5px; width: 1px; background: rgba(139,217,193,.34); }
.timeline-item { position: relative; padding: 12px 12px 12px 14px; border: 1px solid var(--line); border-radius: 13px; background: rgba(19, 27, 55, .62); }
.timeline-item::before { content: ""; position: absolute; top: 18px; left: -18px; width: 8px; height: 8px; border: 2px solid #0d1329; border-radius: 50%; background: var(--mint); }
.timeline-item.locked::before { background: var(--gold); }
.timeline-date { color: var(--gold); font-size: 10px; }
.timeline-item h3 { margin: 4px 0 3px; font-size: 13px; }
.timeline-item p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.5; }
.growth-hero { padding: 18px; border: 1px solid rgba(241,201,121,.27); border-radius: 16px; background: rgba(70, 53, 44, .36); }
.growth-hero .mini-label { color: var(--gold); font-size: 10px; letter-spacing: .12em; }
.growth-hero h3 { margin: 9px 0 7px; font-size: 20px; }
.growth-hero p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.growth-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin-top: 11px; }
.growth-stat { padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: rgba(19,27,55,.56); }
.growth-stat strong { display: block; color: var(--mint); font-size: 21px; }
.growth-stat span { color: var(--dim); font-size: 10px; }
.growth-actions { display: grid; gap: 8px; margin-top: 11px; }
.growth-action { display: flex; align-items: center; gap: 11px; padding: 12px; border: 1px solid var(--line); border-radius: 12px; color: var(--ink); background: rgba(19,27,55,.55); text-align: left; }
.growth-action img { width: 40px; height: 40px; object-fit: cover; border-radius: 9px; }
.growth-action span { display: block; color: var(--muted); font-size: 10px; margin-top: 3px; }

.preview-note { max-width: 360px; }
.preview-note h2 { margin: 14px 0 12px; font-size: clamp(24px, 3vw, 36px); line-height: 1.2; letter-spacing: -.035em; }
.preview-note p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 7px; margin: 24px 0 28px; }
.tech-tags span { padding: 7px 9px; border: 1px solid var(--line); border-radius: 7px; color: var(--muted); background: rgba(20,27,54,.52); font-size: 11px; }
.primary-action { display: inline-flex; align-items: center; gap: 8px; padding: 12px 16px; border: 1px solid rgba(117,109,255,.6); border-radius: 8px; color: var(--ink); background: var(--purple-dark); box-shadow: 0 8px 24px rgba(80,72,199,.2); }
.primary-action:hover { background: var(--purple); }
.primary-action span { font-size: 18px; line-height: 1; }

.modal-backdrop { position: fixed; inset: 0; z-index: 20; display: grid; place-items: center; padding: 20px; background: rgba(5,8,18,.72); backdrop-filter: blur(8px); }
.modal { width: min(100%, 520px); max-height: calc(100vh - 40px); overflow: auto; padding: 24px; border: 1px solid var(--line); border-radius: 16px; background: #131a35; box-shadow: 0 24px 70px rgba(0,0,0,.42); }
.modal-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.modal-head h2 { margin: 0; font-size: 20px; }
.close-button { width: 30px; height: 30px; border: 1px solid var(--line); border-radius: 50%; color: var(--muted); background: transparent; }
.form-grid { display: grid; gap: 14px; }
.form-field { display: grid; gap: 7px; }
.form-field label { color: var(--muted); font-size: 12px; }
.form-field input, .form-field textarea, .form-field select { width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: 8px; outline: none; color: var(--ink); background: rgba(8,13,29,.6); }
.form-field textarea { min-height: 100px; resize: vertical; }
.form-field input:focus, .form-field textarea:focus, .form-field select:focus { border-color: rgba(117,109,255,.7); }
.modal-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 21px; }
.modal-actions button { padding: 10px 14px; border-radius: 8px; }
.secondary-action { border: 1px solid var(--line); color: var(--muted); background: transparent; }
.save-action { border: 1px solid rgba(117,109,255,.6); color: var(--ink); background: var(--purple-dark); }

@media (max-width: 1100px) {
  .preview-stage { grid-template-columns: minmax(280px, 420px); gap: 38px; }
  .preview-note { max-width: 420px; }
}

@media (max-width: 900px) {
  .app-shell { display: block; }
  .sidebar { position: sticky; top: 0; z-index: 10; display: flex; flex-direction: row; align-items: center; gap: 18px; padding: 13px 18px; border-right: 0; border-bottom: 1px solid var(--line); }
  .brand { padding: 0; }
  .brand-mark { width: 34px; height: 34px; }
  .side-label, .side-footer { display: none; }
  .side-nav { display: flex; margin-left: auto; }
  .side-nav-item { width: auto; padding: 8px 10px; font-size: 12px; }
  .nav-symbol { display: none; }
  .workspace { padding: 32px 18px 48px; }
  .preview-stage { gap: 40px; }
  .preview-note h2 { font-size: 27px; }
  .topbar { margin-bottom: 28px; }
}
@media (max-width: 480px) {
  .sidebar { gap: 8px; }
  .brand strong { font-size: 12px; }
  .brand span { font-size: 9px; }
  .side-nav-item { padding: 7px 6px; font-size: 11px; }
  .workspace { padding-inline: 12px; }
  .topbar { align-items: flex-end; }
  .topbar h1 { font-size: 28px; }
  .topbar-copy { font-size: 12px; }
  .reset-button { padding: 8px 10px; font-size: 11px; }
}