/* ============ NEON AI DAILY — cyberpunk theme ============ */
:root {
  --bg: #05060b;
  --bg-2: #080a12;
  --panel: rgba(12, 16, 26, .78);
  --panel-solid: #0b0f19;
  --line: rgba(0, 240, 255, .16);
  --line-2: rgba(255, 46, 136, .18);
  --cyan: #00f0ff;
  --magenta: #ff2e88;
  --violet: #8b5cff;
  --lime: #b6ff3c;
  --amber: #ffc93c;
  --text: #dbe7ff;
  --muted: #7b8aa8;
  --mono: "SFMono-Regular", "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---- ambient background ---- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(900px 500px at 12% -8%, rgba(0, 240, 255, .12), transparent 60%),
    radial-gradient(760px 460px at 88% 4%, rgba(255, 46, 136, .11), transparent 62%),
    radial-gradient(900px 600px at 50% 108%, rgba(139, 92, 255, .12), transparent 65%),
    linear-gradient(180deg, #05060b, #070a12 40%, #05060b);
}

body::after {
  content: "";
  position: fixed;
  inset: -50%;
  z-index: -1;
  background-image:
    linear-gradient(rgba(0, 240, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, .045) 1px, transparent 1px);
  background-size: 46px 46px;
  transform: perspective(520px) rotateX(58deg);
  opacity: .55;
  animation: gridScroll 26s linear infinite;
  pointer-events: none;
}

@keyframes gridScroll {
  from { transform: perspective(520px) rotateX(58deg) translateY(0); }
  to   { transform: perspective(520px) rotateX(58deg) translateY(46px); }
}

.scanlines {
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
  background: repeating-linear-gradient(
    180deg,
    rgba(0, 0, 0, 0) 0px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 0, 0, .22) 3px,
    rgba(0, 0, 0, 0) 4px
  );
  opacity: .45;
  mix-blend-mode: multiply;
}

.vignette {
  position: fixed;
  inset: 0;
  z-index: 59;
  pointer-events: none;
  box-shadow: inset 0 0 240px 40px rgba(0, 0, 0, .85);
}

/* ---- layout ---- */
.wrap {
  width: min(1180px, calc(100% - 44px));
  margin: 0 auto;
}

/* ---- top bar ---- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(5, 6, 11, .94), rgba(5, 6, 11, .62));
  border-bottom: 1px solid var(--line);
}

.topbar .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  height: 62px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  color: var(--text);
}

.brand .mark {
  width: 30px;
  height: 30px;
  position: relative;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
  box-shadow: 0 0 12px rgba(0, 240, 255, .55), inset 0 0 10px rgba(0, 240, 255, .35);
}

.brand .mark::after {
  content: "";
  position: absolute;
  inset: 7px;
  background: var(--magenta);
  box-shadow: 0 0 12px var(--magenta);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: .55; transform: scale(.82); }
  50% { opacity: 1; transform: scale(1); }
}

.brand .name {
  font-family: var(--mono);
  font-weight: 700;
  letter-spacing: .16em;
  font-size: 15px;
}

.brand .name b { color: var(--cyan); font-weight: 700; }

.brand .sub {
  display: block;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .3em;
  color: var(--muted);
  font-weight: 400;
}

.nav { display: flex; align-items: center; gap: 6px; }

.nav a {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  padding: 8px 14px;
  border: 1px solid transparent;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: .22s;
}

.nav a:hover,
.nav a.active {
  color: var(--cyan);
  border-color: rgba(0, 240, 255, .45);
  background: rgba(0, 240, 255, .07);
  text-shadow: 0 0 12px rgba(0, 240, 255, .8);
}

/* ---- ticker ---- */
.ticker {
  border-bottom: 1px solid var(--line-2);
  background: rgba(255, 46, 136, .04);
  overflow: hidden;
  height: 34px;
  display: flex;
  align-items: center;
}

.ticker .tag {
  flex: none;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .22em;
  color: var(--magenta);
  padding: 0 14px;
  border-right: 1px solid var(--line-2);
  height: 100%;
  display: flex;
  align-items: center;
  text-shadow: 0 0 10px rgba(255, 46, 136, .9);
}

.ticker .track {
  display: flex;
  gap: 46px;
  white-space: nowrap;
  animation: marquee 42s linear infinite;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: #9fb2d4;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ---- hero ---- */
.hero { padding: 62px 0 34px; position: relative; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .3em;
  color: var(--cyan);
  border: 1px solid rgba(0, 240, 255, .3);
  background: rgba(0, 240, 255, .05);
  padding: 6px 12px;
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
}

.eyebrow .dot {
  width: 6px; height: 6px; background: var(--lime);
  box-shadow: 0 0 10px var(--lime);
  animation: pulse 1.6s infinite;
}

h1.title {
  margin: 22px 0 14px;
  font-size: clamp(34px, 6.2vw, 68px);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -.02em;
  position: relative;
  color: #f2f7ff;
  text-shadow: 0 0 34px rgba(0, 240, 255, .28);
}

h1.title .accent {
  background: linear-gradient(96deg, var(--cyan), var(--violet) 52%, var(--magenta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 18px rgba(255, 46, 136, .35));
}

.hero .lede {
  color: #9db0d0;
  max-width: 640px;
  font-size: 15px;
}

.hero .lede b { color: var(--cyan); font-weight: 600; }

/* ---- stats ---- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 34px;
}

.stat {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 16px 18px;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  overflow: hidden;
}

.stat::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), transparent);
  box-shadow: 0 0 14px var(--cyan);
}

.stat .k {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .22em;
  color: var(--muted);
  text-transform: uppercase;
}

.stat .v {
  font-family: var(--mono);
  font-size: 25px;
  font-weight: 700;
  color: #eaf4ff;
  margin-top: 4px;
  text-shadow: 0 0 16px rgba(0, 240, 255, .4);
}

.stat .v small { font-size: 11px; color: var(--muted); font-weight: 400; margin-left: 3px; }

/* ---- section head ---- */
.sec-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin: 54px 0 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.sec-head h2 {
  font-size: 15px;
  letter-spacing: .26em;
  font-family: var(--mono);
  text-transform: uppercase;
  color: #e8f3ff;
}

.sec-head h2 span { color: var(--magenta); }

.sec-head .meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .16em;
  color: var(--muted);
}

/* ---- news list ---- */
.news-list { display: flex; flex-direction: column; gap: 13px; }

.card {
  position: relative;
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 20px;
  padding: 22px 26px 22px 20px;
  background: linear-gradient(120deg, rgba(11, 15, 25, .9), rgba(9, 12, 20, .62));
  border: 1px solid rgba(120, 150, 200, .14);
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
  transition: transform .26s cubic-bezier(.2, .8, .3, 1), border-color .26s, box-shadow .26s, background .26s;
  opacity: 0;
  transform: translateY(14px);
  animation: cardIn .5s cubic-bezier(.2, .8, .3, 1) forwards;
}

@keyframes cardIn { to { opacity: 1; transform: translateY(0); } }

.card::after {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--violet));
  opacity: .55;
  transition: .26s;
}

.card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 240, 255, .42);
  box-shadow: 0 14px 40px -18px rgba(0, 240, 255, .55), 0 0 0 1px rgba(0, 240, 255, .08) inset;
  background: linear-gradient(120deg, rgba(13, 20, 34, .96), rgba(10, 14, 24, .72));
}

.card:hover::after { opacity: 1; box-shadow: 0 0 18px var(--cyan); }

.card .rank {
  font-family: var(--mono);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 240, 255, .55);
  align-self: start;
  padding-top: 2px;
  transition: .26s;
}

.card:hover .rank {
  -webkit-text-stroke: 1px var(--magenta);
  filter: drop-shadow(0 0 10px rgba(255, 46, 136, .7));
}

.card .body { min-width: 0; }

.card h3 {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: #eef6ff;
  margin-bottom: 8px;
  letter-spacing: .01em;
}

.card h3 a { color: inherit; text-decoration: none; }
.card h3 a:hover { color: var(--cyan); }

.card p.summary {
  color: #93a6c6;
  font-size: 13.5px;
  line-height: 1.75;
  margin-bottom: 13px;
}

.card .foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
}

.chip {
  padding: 3px 9px;
  border: 1px solid rgba(120, 150, 200, .3);
  color: #93a6c6;
  clip-path: polygon(4px 0, 100% 0, 100% calc(100% - 4px), calc(100% - 4px) 100%, 0 100%, 0 4px);
}

.chip.cn { color: var(--amber); border-color: rgba(255, 201, 60, .45); background: rgba(255, 201, 60, .07); }
.chip.intl { color: var(--cyan); border-color: rgba(0, 240, 255, .4); background: rgba(0, 240, 255, .06); }
.chip.tag-产品发布 { color: var(--lime); border-color: rgba(182, 255, 60, .4); background: rgba(182, 255, 60, .06); }
.chip.tag-融资并购 { color: var(--magenta); border-color: rgba(255, 46, 136, .42); background: rgba(255, 46, 136, .07); }
.chip.tag-技术突破 { color: var(--violet); border-color: rgba(139, 92, 255, .45); background: rgba(139, 92, 255, .08); }
.chip.tag-标准规范 { color: #7dd3fc; border-color: rgba(125, 211, 252, .4); background: rgba(125, 211, 252, .06); }
.chip.tag-公司动态 { color: #c7d2fe; border-color: rgba(199, 210, 254, .35); background: rgba(199, 210, 254, .06); }

.card .src { color: #64748b; margin-left: auto; }

/* ---- trend ---- */
.trend {
  margin: 44px 0 20px;
  padding: 28px 30px;
  background:
    linear-gradient(135deg, rgba(255, 46, 136, .07), rgba(0, 240, 255, .05)),
    var(--panel-solid);
  border: 1px solid rgba(255, 46, 136, .22);
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
  position: relative;
}

.trend::before {
  content: "TREND//SCAN";
  position: absolute;
  top: -1px; right: 18px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: .28em;
  color: rgba(255, 46, 136, .75);
  background: #0a0d16;
  padding: 2px 8px;
  border: 1px solid rgba(255, 46, 136, .3);
  border-top: none;
}

.trend h2 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--magenta);
  margin-bottom: 14px;
  text-transform: uppercase;
}

.trend p { color: #b9c9e6; font-size: 14.5px; line-height: 1.85; }

/* ---- footer ---- */
footer {
  margin-top: 70px;
  border-top: 1px solid var(--line);
  padding: 26px 0 40px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .14em;
  color: #4d5c78;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

footer b { color: var(--cyan); font-weight: 400; }

/* ============ archive ============ */
.archive-layout {
  display: grid;
  grid-template-columns: 268px 1fr;
  gap: 26px;
  margin-top: 34px;
  align-items: start;
}

.side {
  position: sticky;
  top: 84px;
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 18px;
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}

.side h3 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .26em;
  color: var(--muted);
  margin-bottom: 14px;
  text-transform: uppercase;
}

.search {
  width: 100%;
  background: rgba(0, 240, 255, .04);
  border: 1px solid rgba(0, 240, 255, .22);
  color: var(--text);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  padding: 10px 12px;
  outline: none;
  margin-bottom: 14px;
  clip-path: polygon(5px 0, 100% 0, 100% calc(100% - 5px), calc(100% - 5px) 100%, 0 100%, 0 5px);
}

.search:focus { border-color: var(--cyan); box-shadow: 0 0 16px rgba(0, 240, 255, .25); }
.search::placeholder { color: #4d5c78; }

/* ---- date filter ---- */
.filter {
  border-top: 1px dashed rgba(0, 240, 255, .16);
  padding-top: 14px;
  margin-bottom: 14px;
}

.filter h3 { margin-bottom: 10px; }

.range-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
}

.date-input {
  flex: 1;
  min-width: 0;
  background: rgba(0, 240, 255, .04);
  border: 1px solid rgba(0, 240, 255, .22);
  color: var(--text);
  font-family: var(--mono);
  font-size: 10.5px;
  padding: 8px 6px;
  outline: none;
  color-scheme: dark;
  clip-path: polygon(4px 0, 100% 0, 100% calc(100% - 4px), calc(100% - 4px) 100%, 0 100%, 0 4px);
  transition: .2s;
}

.date-input:focus { border-color: var(--cyan); box-shadow: 0 0 14px rgba(0, 240, 255, .22); }
.date-input::-webkit-calendar-picker-indicator { filter: invert(.7) sepia(1) saturate(4) hue-rotate(150deg); cursor: pointer; }
.date-input.invalid { border-color: rgba(255, 46, 136, .7); box-shadow: 0 0 14px rgba(255, 46, 136, .25); }

.range-sep {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--magenta);
  flex: none;
}

.quick-row { display: flex; gap: 6px; }

.quick {
  flex: 1;
  background: transparent;
  border: 1px solid rgba(120, 150, 200, .28);
  color: #8fa2c2;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .08em;
  padding: 6px 0;
  cursor: pointer;
  transition: .2s;
  clip-path: polygon(4px 0, 100% 0, 100% calc(100% - 4px), calc(100% - 4px) 100%, 0 100%, 0 4px);
}

.quick:hover { border-color: rgba(0, 240, 255, .5); color: var(--cyan); }

.quick.active {
  border-color: var(--cyan);
  color: #04121a;
  background: var(--cyan);
  box-shadow: 0 0 16px rgba(0, 240, 255, .35);
  font-weight: 700;
}

.filter-info {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .14em;
  color: #4d5c78;
}

.filter-info b { color: var(--cyan); font-weight: 400; }
.filter-info.warn { color: var(--magenta); }

.date-item .d em {
  font-style: normal;
  font-size: 9px;
  color: #4d5c78;
  margin-left: 6px;
  letter-spacing: .1em;
}


.date-list { display: flex; flex-direction: column; gap: 6px; max-height: 52vh; overflow-y: auto; }

.date-item {
  text-align: left;
  cursor: pointer;
  background: transparent;
  border: 1px solid transparent;
  border-left: 2px solid rgba(0, 240, 255, .2);
  color: #8fa2c2;
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  transition: .2s;
  width: 100%;
}

.date-item .d { display: block; font-size: 13px; color: #cfe0ff; letter-spacing: .12em; }
.date-item .h { display: block; font-family: var(--sans); font-size: 10.5px; color: #5f6f8c; margin-top: 3px; line-height: 1.5; }

.date-item:hover { background: rgba(0, 240, 255, .05); color: var(--cyan); }

.date-item.active {
  border-left-color: var(--magenta);
  background: linear-gradient(90deg, rgba(255, 46, 136, .1), transparent);
  color: #eaf3ff;
}

.date-item.active .d { color: var(--magenta); text-shadow: 0 0 12px rgba(255, 46, 136, .55); }

.panel { min-width: 0; }

.day-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 20px;
}

.day-head .date {
  font-family: var(--mono);
  font-size: 24px;
  letter-spacing: .1em;
  color: #eaf4ff;
  text-shadow: 0 0 22px rgba(0, 240, 255, .35);
}

.day-head .hl { color: var(--magenta); font-size: 12.5px; letter-spacing: .04em; }

.day-head .count { font-family: var(--mono); font-size: 10px; letter-spacing: .18em; color: var(--muted); }

.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin: 26px 0 6px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--muted);
}

.pager button {
  background: rgba(0, 240, 255, .05);
  border: 1px solid rgba(0, 240, 255, .3);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .16em;
  padding: 8px 16px;
  cursor: pointer;
  clip-path: polygon(5px 0, 100% 0, 100% calc(100% - 5px), calc(100% - 5px) 100%, 0 100%, 0 5px);
  transition: .2s;
}

.pager button:hover:not(:disabled) { background: rgba(0, 240, 255, .14); box-shadow: 0 0 18px rgba(0, 240, 255, .3); }
.pager button:disabled { opacity: .28; cursor: not-allowed; }

.empty {
  text-align: center;
  padding: 60px 20px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: #4d5c78;
  border: 1px dashed rgba(0, 240, 255, .18);
}

.loading {
  padding: 50px 0;
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--cyan);
  animation: flicker 1.4s infinite;
}

@keyframes flicker {
  0%, 100% { opacity: 1; }
  45% { opacity: .35; }
  50% { opacity: .9; }
  55% { opacity: .3; }
}

/* ---- glitch accent on hero line ---- */
.glitch-bar {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--magenta), transparent);
  margin: 26px 0 0;
  opacity: .7;
  animation: barShift 6s ease-in-out infinite;
}

@keyframes barShift {
  0%, 100% { transform: scaleX(1); opacity: .55; }
  50% { transform: scaleX(.86); opacity: .9; }
}

/* ---- responsive ---- */
@media (max-width: 900px) {
  .archive-layout { grid-template-columns: 1fr; }
  .side { position: static; }
  .date-list { flex-direction: row; overflow-x: auto; max-height: none; }
  .date-item { min-width: 152px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .wrap { width: calc(100% - 26px); }
  .hero { padding: 40px 0 20px; }
  .card { grid-template-columns: 1fr; gap: 10px; padding: 18px; }
  .card .rank { font-size: 24px; }
  .card .src { margin-left: 0; }
  .topbar .inner { height: 56px; }
  .nav a { padding: 8px 10px; font-size: 10px; }
  .brand .name { font-size: 12.5px; letter-spacing: .1em; }
  .trend { padding: 22px 18px; }
  .sec-head { margin-top: 38px; }
  footer { flex-direction: column; gap: 6px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  body::after { transform: none; }
}