:root {
  --bg: #060912;
  --bg2: #0a0f1e;
  --surface: rgba(18, 26, 44, 0.66);
  --surface-2: rgba(30, 41, 66, 0.55);
  --surface-solid: #0e1626;
  --border: rgba(86, 122, 196, 0.20);
  --border-strong: rgba(86, 160, 255, 0.40);
  --text: #e9f0ff;
  --text-soft: #a9b6d6;
  --text-faint: #6c7a9c;
  --primary: #38bdf8;
  --primary-2: #6366f1;
  --accent: #22d3ee;
  --warn: #fbbf24;
  --danger: #fb7185;
  --ok: #34d399;
  --grad: linear-gradient(135deg, #38bdf8 0%, #6366f1 100%);
  --grad-soft: linear-gradient(135deg, rgba(56,189,248,.16), rgba(99,102,241,.16));
  --radius: 16px;
  --radius-sm: 11px;
  --shadow: 0 10px 34px rgba(2, 8, 23, .55);
  --glow: 0 0 0 1px rgba(56,189,248,.18), 0 8px 30px rgba(8,15,35,.6);
  --sidebar-w: 238px;
  --font: "Rajdhani", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
  --font-disp: "Orbitron", var(--font);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
  line-height: 1.55;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; font-size: 15px; }

/* ---------- 背景层 ---------- */
.bg-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(86,140,230,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(86,140,230,.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 35%, transparent 100%);
}
.bg-glow {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(700px 400px at 12% -5%, rgba(56,189,248,.16), transparent 60%),
    radial-gradient(700px 500px at 100% 0%, rgba(99,102,241,.18), transparent 55%),
    radial-gradient(600px 500px at 80% 110%, rgba(34,211,238,.10), transparent 60%);
}

.app { display: flex; min-height: 100vh; position: relative; z-index: 1; }

/* ---------- Sidebar ---------- */
.sidebar {
  width: var(--sidebar-w); flex: 0 0 var(--sidebar-w);
  background: linear-gradient(180deg, rgba(13,20,36,.92), rgba(8,12,24,.92));
  border-right: 1px solid var(--border);
  backdrop-filter: blur(14px);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh; z-index: 30;
}
.brand { display: flex; align-items: center; gap: 12px; padding: 22px 20px 16px; }
.brand-logo {
  width: 38px; height: 38px; border-radius: 11px;
  background: var(--grad); color: #fff; display: grid; place-items: center;
  font-size: 19px; font-weight: 800; box-shadow: 0 0 18px rgba(56,189,248,.55);
}
.brand-name { font-family: var(--font-disp); font-weight: 700; font-size: 16px; letter-spacing: 1px; }
.nav { padding: 10px 12px; display: flex; flex-direction: column; gap: 5px; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px; border-radius: var(--radius-sm);
  color: var(--text-soft); font-weight: 600; position: relative;
  border: 1px solid transparent; transition: .18s;
}
.nav-item:hover { background: var(--surface-2); color: var(--text); }
.nav-item.active {
  background: var(--grad-soft); color: #fff;
  border-color: var(--border-strong);
  box-shadow: inset 0 0 16px rgba(56,189,248,.12);
}
.nav-item.active::before {
  content: ""; position: absolute; left: -1px; top: 18%; bottom: 18%; width: 3px;
  border-radius: 3px; background: var(--grad); box-shadow: 0 0 12px var(--primary);
}
.nav-ico { width: 22px; text-align: center; font-size: 16px; filter: drop-shadow(0 0 6px rgba(56,189,248,.0)); }
.nav-item.active .nav-ico { filter: drop-shadow(0 0 8px rgba(56,189,248,.7)); }
.nav-label { flex: 1; }
.nav-badge {
  background: var(--danger); color: #fff; font-size: 12px; font-weight: 700;
  min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px; display: grid; place-items: center;
  box-shadow: 0 0 12px rgba(251,113,133,.6);
}
.sidebar-foot { padding: 14px 18px; border-top: 1px solid var(--border); font-size: 12px; color: var(--text-faint); display: flex; align-items: center; gap: 8px; }
.sync-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 10px var(--ok); display: inline-block; }

/* ---------- Main ---------- */
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 62px; background: rgba(8,12,24,.72); border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
  display: flex; align-items: center; gap: 14px; padding: 0 22px; position: sticky; top: 0; z-index: 20;
}
.menu-btn { display: none; background: none; border: none; font-size: 22px; color: var(--text-soft); }
.topbar-title { font-family: var(--font-disp); font-weight: 700; font-size: 17px; letter-spacing: .5px; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 14px; }
.reminder-pill {
  background: linear-gradient(135deg, #fbbf24, #f97316); color: #1a1205; font-weight: 800; font-size: 13px;
  padding: 6px 13px; border-radius: 999px; display: flex; align-items: center; gap: 6px;
  box-shadow: 0 0 16px rgba(251,191,36,.4);
}
.today { color: var(--text-faint); font-size: 13px; font-weight: 600; letter-spacing: .4px; }

.view { padding: 26px 30px 70px; max-width: 1100px; width: 100%; margin: 0 auto; outline: none; }
.view:focus { outline: none; }

/* ---------- Components ---------- */
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.page-title { font-family: var(--font-disp); font-size: 23px; font-weight: 800; margin: 0; letter-spacing: .6px; }
.page-sub { color: var(--text-faint); font-size: 13px; margin-top: 5px; max-width: 640px; }
.section-title { font-size: 14px; font-weight: 700; margin: 26px 0 12px; color: var(--text-soft); letter-spacing: .5px; text-transform: none; display: flex; align-items: center; gap: 8px; }
.section-title::before { content: ""; width: 4px; height: 14px; border-radius: 3px; background: var(--grad); }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 20px; box-shadow: var(--glow); backdrop-filter: blur(10px);
  transition: transform .15s, border-color .15s, box-shadow .15s;
}
.card:hover { border-color: var(--border-strong); }

.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 820px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.btn {
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text);
  padding: 9px 16px; border-radius: var(--radius-sm); font-weight: 700; letter-spacing: .3px;
  transition: .15s;
}
.btn:hover { border-color: var(--border-strong); background: rgba(56,189,248,.10); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--grad); border-color: transparent; color: #fff; box-shadow: 0 6px 18px rgba(56,189,248,.30); }
.btn-primary:hover { filter: brightness(1.08); background: var(--grad); }
.btn-ghost { border-color: transparent; background: transparent; color: var(--text-soft); }
.btn-ghost:hover { background: var(--surface-2); }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-danger { color: var(--danger); border-color: rgba(251,113,133,.35); }
.btn-danger:hover { background: rgba(251,113,133,.12); }

label.field { display: block; margin-bottom: 14px; }
label.field > span { display: block; font-size: 13px; font-weight: 700; color: var(--text-soft); margin-bottom: 6px; letter-spacing: .3px; }
input, select, textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: rgba(8,13,26,.7); color: var(--text); transition: .15s;
}
input::placeholder, textarea::placeholder { color: var(--text-faint); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(56,189,248,.16); }
select option { background: #0e1626; color: var(--text); }
textarea { resize: vertical; min-height: 80px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 140px; }

.badge { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 700; padding: 3px 9px; border-radius: 999px; background: var(--surface-2); color: var(--text-soft); border: 1px solid var(--border); }
.badge.primary { background: rgba(56,189,248,.14); color: var(--primary); border-color: rgba(56,189,248,.3); }
.badge.warn { background: rgba(251,191,36,.14); color: var(--warn); border-color: rgba(251,191,36,.3); }
.badge.danger { background: rgba(251,113,133,.14); color: var(--danger); border-color: rgba(251,113,133,.3); }
.badge.ok { background: rgba(52,211,153,.14); color: var(--ok); border-color: rgba(52,211,153,.3); }
.badge.accent { background: rgba(34,211,238,.14); color: var(--accent); border-color: rgba(34,211,238,.3); }

.empty {
  text-align: center; color: var(--text-faint); padding: 40px 20px;
  border: 1.5px dashed var(--border); border-radius: var(--radius); background: var(--surface);
}
.empty .emo { font-size: 30px; }
.empty p { margin: 8px 0 0; }

/* ---------- Overview ---------- */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, rgba(56,189,248,.14), rgba(99,102,241,.16));
  border: 1px solid var(--border-strong); border-radius: var(--radius);
  padding: 24px 26px; margin-bottom: 22px; box-shadow: var(--glow);
}
.hero::after {
  content: ""; position: absolute; right: -60px; top: -60px; width: 220px; height: 220px;
  background: radial-gradient(circle, rgba(56,189,248,.35), transparent 70%); filter: blur(6px);
}
.hero h1 { margin: 0 0 6px; font-family: var(--font-disp); font-size: 25px; font-weight: 800; letter-spacing: .5px; }
.hero p { margin: 0; color: var(--text-soft); }
.hero .date { color: var(--text-faint); font-size: 13px; margin-top: 8px; letter-spacing: .4px; }

.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 8px; }
@media (max-width: 820px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--glow); position: relative; overflow: hidden; }
.stat::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--grad); opacity: .8; }
.stat .label { font-size: 12px; color: var(--text-faint); font-weight: 700; letter-spacing: .4px; }
.stat .value { font-family: var(--font-disp); font-size: 26px; font-weight: 800; margin-top: 4px; }
.stat .hint { font-size: 12px; color: var(--text-soft); margin-top: 2px; }

.quick-links { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }

/* reminder cards */
.reminder-card { border-left: 4px solid var(--warn) !important; }
.reminder-card.due { border-left-color: var(--danger) !important; }
.reminder-card.ok { border-left-color: var(--ok) !important; }
.reminder-card .rt { font-weight: 700; }
.reminder-card .rm { color: var(--text-soft); font-size: 13px; margin-top: 4px; }

/* inspiration */
.insp-list { display: grid; gap: 12px; }
.insp-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--glow); }
.insp-card .top { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.insp-card .type-ico { font-size: 16px; }
.insp-card .title { font-weight: 700; }
.insp-card .body { color: var(--text-soft); white-space: pre-wrap; word-break: break-word; }
.insp-card img { max-width: 100%; border-radius: var(--radius-sm); margin-top: 8px; display: block; border: 1px solid var(--border); }
.insp-card .meta { margin-top: 10px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.insp-card .time { color: var(--text-faint); font-size: 12px; }
.tag { font-size: 12px; background: var(--surface-2); color: var(--text-soft); padding: 2px 8px; border-radius: 999px; border: 1px solid var(--border); }

/* tasks */
.task-item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--glow); display: flex; align-items: flex-start; gap: 12px; }
.task-item .info { flex: 1; min-width: 0; }
.task-item .t-title { font-weight: 700; }
.task-item .t-meta { color: var(--text-soft); font-size: 13px; margin-top: 4px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.task-item .actions { display: flex; gap: 6px; }

/* diet */
.macro-bar { display: flex; height: 14px; border-radius: 999px; overflow: hidden; background: var(--surface-2); margin-top: 10px; border: 1px solid var(--border); }
.macro-bar > div { height: 100%; }
.macro-legend { display: flex; gap: 16px; margin-top: 10px; font-size: 13px; color: var(--text-soft); flex-wrap: wrap; }
.dot { width: 10px; height: 10px; border-radius: 3px; display: inline-block; margin-right: 5px; }
.meal { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.meal:last-child { border-bottom: none; }
.meal .ico { width: 42px; height: 42px; border-radius: 11px; background: var(--grad-soft); display: grid; place-items: center; font-size: 20px; border: 1px solid var(--border-strong); }
.meal .m-info { flex: 1; }
.meal .m-name { font-weight: 700; }
.meal .m-kcal { color: var(--text-faint); font-size: 13px; }
.metric { display: flex; justify-content: space-between; padding: 9px 0; border-bottom: 1px solid var(--border); }
.metric:last-child { border-bottom: none; }
.metric .k { color: var(--text-soft); }
.metric .v { font-weight: 700; font-family: var(--font-disp); }

/* news */
.topic-chip {
  display: inline-flex; align-items: center; gap: 7px; font-size: 13px; font-weight: 700;
  padding: 7px 13px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--surface-2); color: var(--text-soft); cursor: pointer; transition: .15s;
}
.topic-chip .tdot { width: 9px; height: 9px; border-radius: 50%; }
.topic-chip.active { background: var(--grad-soft); border-color: var(--border-strong); color: #fff; box-shadow: inset 0 0 14px rgba(56,189,248,.12); }
.news-grid { display: grid; gap: 12px; }
.feed-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--glow); transition: .15s; }
.feed-card:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.feed-card a.news-title { font-weight: 700; color: var(--primary); display: block; }
.feed-card a.news-title:hover { color: #7dd3fc; }
.feed-card .news-meta { color: var(--text-faint); font-size: 12px; margin-top: 6px; display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.feed-card .topic-tag { font-size: 11px; padding: 2px 8px; border-radius: 999px; font-weight: 700; }
.manage-topic { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 14px; background: var(--surface-2); margin-bottom: 10px; }
.manage-topic .mt-head { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.manage-topic .feed-row { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-soft); padding: 4px 0; }
.manage-topic .feed-row .furl { color: var(--text-faint); font-size: 12px; word-break: break-all; flex: 1; }

/* weather */
.wx-now { display: flex; align-items: center; gap: 20px; }
.wx-temp { font-family: var(--font-disp); font-size: 54px; font-weight: 800; line-height: 1; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.wx-desc { color: var(--text-soft); }
.wx-advice { margin-top: 14px; display: grid; gap: 10px; }
.advice { display: flex; gap: 12px; align-items: flex-start; padding: 12px 14px; border-radius: var(--radius-sm); background: var(--surface-2); border: 1px solid var(--border); }
.advice .ai { font-size: 20px; }
.advice .at { font-weight: 700; }
.advice .ad { color: var(--text-soft); font-size: 13px; }
.wx-forecast { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-top: 6px; }
@media (max-width: 640px){ .wx-forecast { grid-template-columns: 1fr; } }
.wx-day { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px 14px; }
.wx-day .d { font-weight: 700; font-size: 13px; color: var(--text-soft); }
.wx-day .t { font-family: var(--font-disp); font-size: 20px; font-weight: 800; margin-top: 4px; }

/* live dot */
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); display: inline-block; box-shadow: 0 0 10px var(--ok); animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100%{ opacity: 1; } 50%{ opacity: .35; } }

/* toast & banner */
.toast-wrap { position: fixed; right: 18px; bottom: 18px; display: flex; flex-direction: column; gap: 10px; z-index: 60; }
.toast { background: #0e1626; color: #e9f0ff; padding: 11px 16px; border-radius: 10px; box-shadow: var(--shadow); font-size: 14px; border: 1px solid var(--border-strong); animation: slidein .2s ease; }
.toast.ok { border-color: rgba(52,211,153,.5); }
.toast.warn { border-color: rgba(251,191,36,.5); }
.toast.err { border-color: rgba(251,113,133,.5); }
@keyframes slidein { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.banner-wrap { position: fixed; left: 50%; transform: translateX(-50%); top: 74px; z-index: 55; width: min(640px, 92vw); display: flex; flex-direction: column; gap: 10px; }
.banner { background: rgba(14,22,38,.96); border: 1px solid var(--border-strong); border-left: 4px solid var(--warn); border-radius: var(--radius-sm); padding: 14px 16px; box-shadow: var(--shadow); display: flex; gap: 12px; align-items: flex-start; backdrop-filter: blur(10px); }
.banner.due { border-left-color: var(--danger); }
.banner .b-ico { font-size: 20px; }
.banner .b-title { font-weight: 700; }
.banner .b-body { color: var(--text-soft); font-size: 13px; }
.banner .b-close { margin-left: auto; background: none; border: none; color: var(--text-faint); font-size: 18px; }

/* mobile bottom nav */
.bottomnav { display: none; }

@media (max-width: 860px) {
  .sidebar { position: fixed; left: 0; top: 0; z-index: 50; transform: translateX(-100%); transition: transform .2s; box-shadow: var(--shadow); }
  .sidebar.open { transform: none; }
  .menu-btn { display: block; }
  .sidebar-foot { display: none; }
  .view { padding: 18px 16px 96px; }
  .bottomnav {
    display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 40;
    background: rgba(8,12,24,.92); border-top: 1px solid var(--border);
    backdrop-filter: blur(14px); justify-content: space-around; padding: 7px 0;
    padding-bottom: env(safe-area-inset-bottom);
  }
  .bn-item { display: flex; flex-direction: column; align-items: center; gap: 2px; font-size: 11px; color: var(--text-faint); flex: 1; }
  .bn-item span { font-size: 18px; }
  .bn-item.active { color: var(--primary); }
}
.backdrop { display: none; }
@media (max-width: 860px) { .backdrop.show { display: block; position: fixed; inset: 0; background: rgba(3,6,14,.55); z-index: 45; backdrop-filter: blur(2px); } }

/* entrance */
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.view > * { animation: rise .25s ease both; }