/* =====================================================
   DESIGN SYSTEM TOKENS (B2B + Consumer Friendly)
   -----------------------------------------------------
   Use semantic variables instead of hard-coded values
   for easier theming (enterprise vs. consumer focus).
   ===================================================== */
* { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  /* Palette */
  --c-bg:#f7f8fa;
  --c-bg-alt:#ffffff;
  --c-surface:#ffffff;
  --c-surface-alt:#f1f5f9;
  --c-line:#e2e8f0;
  --c-line-strong:#cbd5e1;
  --c-text:#0f172a;
  --c-text-soft:#475569;
  /* Harmonized palette (soft blue + mint teal) */
  --c-primary:#4FA7FF; /* Brand / trust */
  --c-primary-accent:#7BC4FF; /* lighter blue */
  --c-accent:#2ED3B7;  /* Action / success */
  --c-accent-alt:#12B89E; /* darker teal */
  --c-focus:#2563eb;
  --c-gradient:linear-gradient(135deg,var(--c-primary),var(--c-accent));
  --c-gradient-soft:linear-gradient(135deg,rgba(0,112,243,.12),rgba(0,179,134,.12));
  /* Elevation */
  --shadow-sm:0 4px 14px -6px rgba(0,0,0,.08);
  --shadow:0 18px 42px -18px rgba(0,0,0,.18);
  --shadow-hover:0 22px 50px -18px rgba(0,0,0,.22);
  /* Radii */
  --r-sm:8px; --r:16px; --r-lg:20px; --r-xl:34px; --r-pill:999px;
  /* Typography scale */
  --fs-xs:12px; --fs-sm:14px; --fs-base:15px; --fs-md:18px; --fs-lg:22px; --fs-xl:32px; --fs-xxl:40px;
  /* Layout */
  --maxw:1600px; --pad-x:clamp(32px,8vw,120px);
  /* Motion */
  --easing:cubic-bezier(.4,0,.2,1); --transition: .35s var(--easing);
}
body { font-family: 'Roboto', Arial, sans-serif; line-height: 1.6; background: var(--c-bg); color: var(--c-text); }
html { scroll-behavior: smooth; }

/* Layout tokens */
/* (layout tokens kept above in main :root) */

/* Global CTA Button */
.cta-dashboard {
  display:inline-flex; align-items:center; gap:8px;
  padding:14px 30px; background:linear-gradient(90deg,var(--c-primary),var(--c-accent));
  color:#fff !important; font-weight:600; font-size:15px; line-height:1; letter-spacing:.4px;
  border-radius:999px; text-decoration:none; position:relative; overflow:hidden;
  box-shadow:0 8px 26px -10px rgba(0,112,243,.45),0 6px 18px -8px rgba(0,179,134,.35);
  transition:background .5s, transform .35s, box-shadow .35s;
}
.cta-dashboard:before { content:""; position:absolute; inset:0; background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.35),rgba(255,255,255,0) 70%); opacity:.35; pointer-events:none; mix-blend-mode:overlay; transition:opacity .4s; }
.cta-dashboard:after { content:'›'; font-size:18px; transform:translateX(2px); transition:transform .4s; }
.cta-dashboard:hover { transform:translateY(-4px); box-shadow:0 14px 34px -14px rgba(0,112,243,.55),0 10px 26px -12px rgba(0,179,134,.45); }
.cta-dashboard:hover:before { opacity:.55; }
.cta-dashboard:hover:after { transform:translateX(8px); }
.cta-dashboard:focus-visible { outline:3px solid #fff; outline-offset:3px; }

/* CTA variant inside final section */
.cta-final .cta-dashboard { background:#fff; color:var(--c-primary) !important; box-shadow:0 6px 22px -10px rgba(0,0,0,.18); border:1px solid #e2e8f0; padding:16px 34px; }
.cta-final .cta-dashboard:before { background:radial-gradient(circle at 60% 40%,rgba(0,112,243,.18),rgba(0,179,134,.15) 70%); opacity:.25; }
.cta-final .cta-dashboard:hover { background:linear-gradient(90deg,var(--c-primary),var(--c-accent)); color:#fff !important; box-shadow:0 18px 38px -16px rgba(0,112,243,.5); }
.cta-final .cta-dashboard:hover:before { opacity:.5; }

/* Navbar */

.navbar {
  display: flex;
  flex-direction: row;
  align-items: center;
  padding: 20px 40px;
  background: var(--c-bg-alt);
  box-shadow: 0 2px 4px rgba(0,0,0,.05);
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 700;
  color: var(--c-primary);
  text-decoration: none;
  letter-spacing: .5px;
  margin-right: 32px;
}
.navbar .logo img {
  width: 2em;
  height: 2em;
  border-radius: 6px;
  box-shadow: none;
  object-fit: cover;
  background: transparent;
}
.navbar nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex: 1;
  justify-content: flex-end; /* đồng nhất: toàn bộ link dồn phải cạnh avatar */
}
.navbar nav.guest-trim a.guest-only { display:none !important; }
.navbar nav.guest-trim a.protected { display:none !important; }
.navbar nav a {
  margin: 0 0;
  text-decoration: none;
  color: var(--c-text-soft);
  font-weight: 500;
  transition: color .25s;
}
.navbar nav a:hover {
  color: var(--c-primary);
}
.navbar .login-btn {
  display: inline-block;
  padding: 12px 20px;
  background: var(--c-accent);
  color: #fff;
  border-radius: var(--r-sm);
  text-decoration: none;
  transition: background-color .3s var(--easing), transform .35s var(--easing);
  box-shadow: var(--shadow-sm);
}

/* Khoảng cách giữa link cuối và avatar/userbox để tương đương nút Đăng nhập */
.navbar .userbox { margin-left: 24px; }

.navbar .login-btn:hover {
  background: var(--c-accent-alt);
  transform: translateY(-2px);
}
.navbar .login-btn:focus-visible {
  outline: 3px solid var(--c-focus);
  outline-offset: 2px;
}

/* Hero */
.hero { display:flex; align-items:center; padding:60px 40px; background-image:url('../image/background.png'); background-size:cover; background-position:center; color:#fff; position:relative; }
.hero::before { content:''; position:absolute; inset:0; background:rgba(0,0,0,.4); }
.hero-inner { display:flex; gap:60px; width:100%; max-width:1300px; margin:0 auto; position:relative; z-index:1; }
.hero-left { flex:1; max-width:640px; }
.hero-right { flex:1; display:flex; align-items:center; justify-content:center; }
/* Contact */
.contact { background:var(--c-bg); padding:60px 40px; scroll-margin-top: 90px; }
.contact-frame{ max-width:1120px; margin:0 auto; padding:2px; border-radius:20px; background:linear-gradient(135deg, rgba(0,112,243,.35), rgba(0,179,134,.35)); box-shadow:0 16px 34px -18px rgba(0,0,0,.15); }
.contact-container { background:var(--c-surface); border:1px solid var(--c-line); border-radius:18px; box-shadow:var(--shadow-sm); display:grid; grid-template-columns: minmax(280px, 1.1fr) minmax(280px, 1fr); overflow:hidden; min-height: 460px; }
.contact-visual { background:var(--c-surface-alt); padding:0; display:flex; align-items:center; justify-content:center; }
.letter-illust { width:100%; height:auto; display:block; }
.postie{ position:relative; width:100%; height:auto; margin:0; border-radius:18px; background:transparent; border:none; box-shadow:none; overflow:hidden; display:flex; align-items:center; justify-content:center; padding:18px; animation:floatY 6s ease-in-out infinite; }
.postie img{ width:100%; height:100%; object-fit:contain; border-radius:inherit; filter:none; transform:none; animation:sway 5.5s ease-in-out infinite; }
.spark{ position:absolute; width:12px; height:12px; background:var(--c-primary); border-radius:50%; opacity:.55; box-shadow:0 0 0 6px rgba(0,112,243,.08); animation: drift 7s linear infinite; }
.spark.s1{ top:10%; left:12%; }
.spark.s2{ top:18%; right:12%; background:var(--c-accent); box-shadow:0 0 0 6px rgba(0,179,134,.10); animation-duration:8.5s; }
.spark.s3{ bottom:16%; left:18%; width:10px; height:10px; animation-duration:7.8s; }
.spark.s4{ bottom:10%; right:16%; width:14px; height:14px; background:#00c2a0; animation-duration:6.6s; }
@keyframes floatY{ 0%,100%{ transform:translateY(0) } 50%{ transform:translateY(-8px) } }
@keyframes sway{ 0%,100%{ transform:rotate(-2deg) } 50%{ transform:rotate(2deg) } }
@keyframes drift{ 0%{ transform:translate(0,0) scale(1) } 50%{ transform:translate(6px,-6px) scale(1.1) } 100%{ transform:translate(0,0) scale(1) } }
.contact-form { padding:28px 28px 32px; display:flex; flex-direction:column; gap:14px; }
.contact-form h3{ margin:0 0 6px; font-size:var(--fs-xl); color:var(--c-text); }
.contact-tip{ margin-top:-4px; color:var(--c-text-soft); font-size:var(--fs-sm); }
.row{ display:flex; flex-direction:column; gap:8px; }
.label{ font-weight:600; color:var(--c-text); font-size:14px; }
.field{ padding:12px 12px; border:1px solid var(--c-line); border-radius:10px; background:#fff; font-size:15px; color:var(--c-text); }
.field:focus{ outline:3px solid rgba(0,112,243,.2); border-color:#93c5fd; }
.btn-send{ align-self:flex-start; padding:12px 20px; border:none; border-radius:999px; font-weight:600; color:#fff; background:linear-gradient(90deg,var(--c-primary),var(--c-accent)); box-shadow:0 10px 26px -12px rgba(0,112,243,.45); cursor:pointer; transition:transform .3s var(--easing), box-shadow .35s var(--easing); }
.btn-send:hover{ transform:translateY(-3px); box-shadow:0 18px 32px -14px rgba(0,112,243,.5); }
.btn-send:focus-visible{ outline:3px solid var(--c-focus); outline-offset:2px; }
@media (max-width: 900px){
  .contact-container{ grid-template-columns:1fr; }
  .contact-visual{ display:none; }
}
.hero-right img { width:100%; max-width:520px; border-radius:12px; box-shadow:0 8px 24px rgba(0,0,0,.25); backdrop-filter:blur(2px); }
.hero-left h1 { font-size:48px; line-height:1.15; margin:12px 0 26px; font-weight:700; letter-spacing:.5px; }
.hero-left p { font-size:18px; margin:0 0 28px; color:#f1f5f9; }
.hero-left p strong { color:#fff; }
.hero-left p em { font-style:normal; color:#cfe9ff; }
.hero-label { display:inline-block; background:rgba(255,255,255,.15); backdrop-filter:blur(4px); color:#fff; font-size:12px; letter-spacing:1px; text-transform:uppercase; padding:6px 14px 5px; border:1px solid rgba(255,255,255,.25); border-radius:999px; font-weight:600; }
.grad-text { background:none; color:inherit; }
.hero-metrics { list-style:none; display:flex; gap:20px; padding:0; margin:0 0 32px; }
.hero-metrics li { display:flex; flex-direction:column; background:rgba(255,255,255,.12); padding:12px 18px 14px; border:1px solid rgba(255,255,255,.25); border-radius:18px; min-width:90px; align-items:center; backdrop-filter:blur(4px); }
.m-val { font-size:22px; font-weight:700; color:#fff; letter-spacing:.5px; }
.m-label { font-size:11px; text-transform:uppercase; letter-spacing:1px; color:#e2e8f0; margin-top:4px; }
/* Hero CTA tweak */
.hero .cta-dashboard { padding:16px 40px; font-size:16px; }

/* Features */
/* Summary species link section */
.summary-link-section { padding:70px 40px; background:#fff; }
.summary-link-section h2 { text-align:center; font-size:32px; margin:0 0 28px; color:#0f172a; }
.summary-link-section p { text-align:center; max-width:760px; margin:0 auto 34px; color:#475569; font-size:15px; }
.species-links { display:flex; flex-wrap:wrap; justify-content:center; gap:28px; max-width:1080px; margin:0 auto; }
.sp-card { flex:0 1 260px; }
.sp-card { display:block; background:var(--c-surface-alt); border:1px solid var(--c-line); border-radius:var(--r-lg); padding:24px 26px 26px; text-decoration:none; color:var(--c-text); position:relative; overflow:hidden; transition:var(--transition); }
.sp-card:before { content:""; position:absolute; inset:0; background:var(--c-gradient-soft); opacity:0; transition:var(--transition); }
.sp-card:hover { transform:translateY(-6px); box-shadow:var(--shadow); border-color:var(--c-line-strong); background:var(--c-bg-alt); }
.sp-card:hover:before { opacity:1; }
.sp-card h3 { margin:0 0 10px; font-size:20px; }
.sp-card p { margin:0; font-size:14px; color:#475569; }
@media (max-width:760px){
  .summary-link-section { padding:60px 24px; }
  .summary-link-section h2 { font-size:28px; }
}
.stage-chip { background:#e2e8f0; color:#334155; padding:6px 10px; border-radius:20px; font-size:12px; font-weight:500; }
.species-list { display:flex; flex-direction:column; gap:10px; }
.species-item { background:#ffffff; border:1px solid #e2e8f0; padding:10px 12px; border-radius:10px; cursor:pointer; font-size:14px; display:flex; justify-content:space-between; align-items:center; transition:background .2s, border-color .2s; }
.species-item:hover { background:#f1f5f9; }
.species-item.active { border-color:var(--c-primary); box-shadow:0 0 0 2px rgba(79,167,255,.25); }

/* Stages */
.stages-section { padding:70px 40px; background:#fff; }
.stages-section h2 { text-align:center; font-size:32px; margin-bottom:30px; color:#0f172a; }
.stage-timeline { display:flex; flex-wrap:wrap; gap:18px; justify-content:center; }
.stage-card { position:relative; background:#f1f5f9; border:1px solid #e2e8f0; padding:16px 18px; border-radius:16px; width:200px; flex:0 0 auto; }
.stage-card h4 { margin:0 0 6px; font-size:16px; color:#0f172a; }
.stage-range { font-size:12px; color:#475569; margin-bottom:8px; }
.stage-env { font-size:11px; color:#64748b; line-height:1.5; }

/* Benefits */
.benefits-section { padding:70px 40px; background:#f7f8fa; }
.benefits-section h2 { text-align:center; font-size:32px; margin-bottom:30px; color:var(--c-primary); }
.benefits-grid { display:grid; gap:24px; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); }
.b-item { background:#fff; border:1px solid #e2e8f0; padding:18px 20px; border-radius:14px; box-shadow:0 2px 4px rgba(0,0,0,.04); }
.b-item h3 { margin:0 0 10px; font-size:18px; color:#0f172a; }
.b-item p { margin:0; font-size:14px; color:#475569; }

/* FAQ */
.faq-section { padding:70px 40px; background:#fff; }
.faq-section h2 { text-align:center; font-size:32px; margin-bottom:30px; color:#0f172a; }
.faq-list { max-width:880px; margin:0 auto; display:flex; flex-direction:column; gap:14px; }
.faq-item { background:#f1f5f9; border:1px solid #e2e8f0; border-radius:10px; padding:14px 16px; cursor:pointer; transition:background .2s, border-color .2s; }
.faq-item:hover { background:#e2e8f0; }
.faq-q { font-weight:600; font-size:15px; color:#0f172a; display:flex; justify-content:space-between; align-items:center; }
.faq-a { font-size:14px; color:#475569; margin-top:8px; display:none; }
.faq-item.open .faq-a { display:block; }

/* Final CTA */
.cta-final { padding:80px 40px; background:linear-gradient(135deg,var(--c-primary),var(--c-accent)); text-align:center; color:#fff; }
.cta-final h2 { font-size:38px; margin:0 0 14px; }
.cta-final p { font-size:16px; margin:0 0 24px; }
.cta-final .cta-dashboard { background:#fff; color:#0f172a; }
.cta-final .cta-dashboard:hover { background:#f1f5f9; color:#0f172a; }

/* Detailed Sections */
.detail-section { padding:70px 40px; background:#fff; }
.detail-section.alt-bg { background:#f7f8fa; }
.detail-section h2 { text-align:center; font-size:32px; margin:0 0 34px; color:#0f172a; }
.detail-section .lead { max-width:980px; margin:0 auto 28px; font-size:15px; line-height:1.6; color:#475569; }
.scroll-wrap { overflow:auto; border:1px solid #e2e8f0; border-radius:12px; background:#fff; }
.detail-table { width:100%; border-collapse:collapse; font-size:13px; min-width:900px; }
.detail-table th, .detail-table td { padding:10px 12px; border-bottom:1px solid #f1f5f9; text-align:left; vertical-align:top; }
.detail-table thead th { background:#f1f5f9; font-weight:600; color:#334155; font-size:12px; text-transform:uppercase; letter-spacing:.5px; }
.detail-section .note { margin-top:14px; font-size:12px; color:#64748b; text-align:center; }
.arch-grid { display:grid; gap:34px; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); }
.arch-col h3 { font-size:18px; margin:0 0 12px; color:#0f172a; }
.arch-col ul.check, .arch-col ul.bullet { list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:10px; font-size:14px; color:#475569; }
.arch-col ul.check li { position:relative; padding-left:22px; }
.arch-col ul.check li::before { content:'✔'; position:absolute; left:0; top:2px; font-size:12px; color:var(--c-accent); }
.arch-col .small { font-size:13px; line-height:1.5; color:#475569; margin:0 0 14px; }
ol.steps { counter-reset:st; list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:10px; font-size:14px; color:#475569; }
ol.steps li { position:relative; padding-left:34px; }
ol.steps li::before { counter-increment:st; content:counter(st); position:absolute; left:0; top:0; background:#0f172a; color:#fff; width:24px; height:24px; display:flex; align-items:center; justify-content:center; font-size:12px; border-radius:6px; }
.process-flow { display:grid; gap:22px; grid-template-columns:repeat(auto-fit,minmax(170px,1fr)); }
.p-step { background:#fff; border:1px solid #e2e8f0; border-radius:14px; padding:16px 18px; position:relative; box-shadow:0 2px 4px rgba(0,0,0,.04); }
.p-step span { position:absolute; top:-12px; left:14px; background:var(--c-primary); color:#fff; font-size:12px; padding:4px 8px; border-radius:8px; font-weight:600; box-shadow:0 2px 4px rgba(0,0,0,.15); }
.p-step h4 { margin:12px 0 8px; font-size:15px; color:#0f172a; }
.p-step p { margin:0; font-size:13px; color:#475569; line-height:1.5; }
.roadmap-grid { display:grid; gap:32px; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); }
.roadmap-grid h3 { font-size:18px; margin:0 0 12px; color:#0f172a; }
.roadmap-grid ul.check { list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:10px; font-size:14px; color:#475569; }
.roadmap-grid ul.check li { position:relative; padding-left:22px; }
.roadmap-grid ul.check li::before { content:'•'; position:absolute; left:6px; color:var(--c-primary); font-weight:700; }
.metrics-grid { display:grid; gap:24px; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); margin-top:10px; }
.metric-box { background:#fff; border:1px solid #e2e8f0; border-radius:14px; padding:16px 18px; box-shadow:0 2px 4px rgba(0,0,0,.04); }
.metric-box h4 { margin:0 0 10px; font-size:16px; color:#0f172a; }
.metric-box p { margin:4px 0; font-size:13px; color:#475569; }
.placeholder { background:#e2e8f0; color:#334155; padding:2px 6px; border-radius:6px; font-size:12px; }
ul.bullet { list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:10px; font-size:14px; color:#475569; }
ul.bullet li { position:relative; padding-left:18px; }
ul.bullet li::before { content:'›'; position:absolute; left:0; top:0; color:var(--c-accent); font-weight:700; }

/* ===== Restored / Core Main Page Sections ===== */
/* About */
.about { padding:90px var(--pad-x) 70px; background:var(--c-bg-alt); max-width:none; margin:0; }
.about h2 { font-size:44px; line-height:1.1; margin:0 0 56px; color:var(--c-primary); text-align:center; letter-spacing:.5px; font-weight:700; }
/* New about grid */
.about-grid { display:grid; gap:70px; grid-template-columns:repeat(auto-fit,minmax(420px,1fr)); max-width:var(--maxw); margin:0 auto; align-items:start; }
.about-col p { font-size:17px; line-height:1.75; color:var(--c-text-soft); }
.about-intro { font-weight:600; color:var(--c-text); font-size:18px; }
.about-research { margin-top:24px; }
/* KPI strip */
.about-kpis { list-style:none; display:grid; gap:18px; grid-template-columns:repeat(auto-fit,minmax(110px,1fr)); margin:42px 0 0; padding:0; }
.about-kpis li { background:var(--c-surface-alt); border:1px solid var(--c-line); border-radius:20px; padding:16px 14px 18px; text-align:center; position:relative; overflow:hidden; box-shadow:var(--shadow-sm); transition:var(--transition); }
.about-kpis li:before { content:""; position:absolute; inset:0; background:var(--c-gradient-soft); opacity:0; transition:var(--transition); }
.about-kpis li:hover { transform:translateY(-6px); box-shadow:var(--shadow); border-color:var(--c-line-strong); }
.about-kpis li:hover:before { opacity:1; }
.kpi-value { display:block; font-size:26px; font-weight:700; letter-spacing:.5px; color:var(--c-primary); position:relative; }
.kpi-label { display:block; margin-top:6px; font-size:12px; letter-spacing:.8px; text-transform:uppercase; color:var(--c-text-soft); position:relative; }
/* Value cards */
.value-cards { display:grid; gap:22px; grid-template-columns:repeat(2,minmax(0,1fr)); }
.value-card { background:var(--c-surface-alt); border:1px solid var(--c-line); border-radius:var(--r-xl); padding:28px 26px 32px; position:relative; overflow:hidden; box-shadow:var(--shadow-sm); transition:var(--transition); }
.value-card:after { content:""; position:absolute; inset:0; background:radial-gradient(circle at 80% 20%,rgba(0,112,243,.15),rgba(0,179,134,.10)); opacity:0; transition:var(--transition); }
.value-card:hover { transform:translateY(-10px); border-color:var(--c-line-strong); box-shadow:var(--shadow-hover); background:var(--c-bg-alt); }
.value-card:hover:after { opacity:1; }
.value-card h3 { margin:0 0 12px; font-size:18px; color:var(--c-text); }
.value-card p { margin:0; font-size:14px; line-height:1.55; color:var(--c-text-soft); }
@media (max-width:880px){
  .about-grid { gap:50px; }
  .about h2 { font-size:36px; }
}
@media (max-width:600px){
  .about h2 { font-size:32px; }
  .about-intro { font-size:17px; }
  .about-kpis { grid-template-columns:repeat(auto-fit,minmax(90px,1fr)); gap:14px; }
  .kpi-value { font-size:20px; }
  .value-cards { grid-template-columns:1fr; }
}

/* System Overview */
.sys-over { padding:100px var(--pad-x) 90px; background:var(--c-bg); }
.sys-over h2 { text-align:center; font-size:38px; margin:0 0 54px; color:var(--c-text); letter-spacing:.5px; }
.sys-grid { display:grid; gap:42px; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); max-width:var(--maxw); margin:0 auto 46px; }
.sys-box { background:var(--c-bg-alt); border:1px solid var(--c-line); border-radius:var(--r-xl); padding:34px 36px 40px; box-shadow:var(--shadow-sm); position:relative; overflow:hidden; transition:var(--transition); }
.sys-box:before { content:""; position:absolute; inset:0; background:var(--c-gradient-soft); opacity:0; transition:var(--transition); }
.sys-box:hover { transform:translateY(-8px); box-shadow:var(--shadow-hover); }
.sys-box:hover:before { opacity:1; }
.sys-box h3 { margin:0 0 18px; font-size:20px; color:var(--c-text); }
.sys-box ul { list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:8px; }
.sys-box li { font-size:14px; color:#475569; position:relative; padding-left:18px; }
.sys-box li:before { content:'•'; position:absolute; left:0; color:var(--c-accent); }
.mini-tags { display:flex; flex-wrap:wrap; gap:8px; margin:4px 0 0; }
.mini-tags span { background:#e2e8f0; color:#334155; font-size:12px; padding:6px 10px; border-radius:20px; }
.arch-diagram { text-align:center; font-size:13px; letter-spacing:.5px; font-weight:500; color:#475569; background:#fff; padding:14px 20px; border:1px dashed #cbd5e1; border-radius:14px; max-width:860px; margin:0 auto; }

/* Features */
.features { padding:100px var(--pad-x) 80px; background:var(--c-bg-alt); display:grid; gap:46px; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); max-width:var(--maxw); margin:0 auto; }
.features .feature-card { background:var(--c-surface-alt); border:1px solid var(--c-line); border-radius:var(--r-xl); padding:32px 34px 38px; position:relative; overflow:hidden; transition:var(--transition); }
.features .feature-card:after { content:""; position:absolute; inset:0; background:radial-gradient(circle at 75% 25%,rgba(0,112,243,.18),rgba(0,179,134,.10)); opacity:0; transition:var(--transition); }
.features .feature-card:hover { transform:translateY(-12px); border-color:var(--c-line-strong); box-shadow:var(--shadow-hover); background:var(--c-bg-alt); }
.features .feature-card:hover:after { opacity:1; }
.features h3 { margin:0 0 14px; font-size:20px; color:var(--c-text); letter-spacing:.3px; }
.features p { margin:0; font-size:15px; color:var(--c-text-soft); line-height:1.55; }

/* Species Section */
.species-section { padding:100px var(--pad-x) 90px; background:var(--c-bg); }
.species-section h2 { text-align:center; font-size:38px; margin:0 0 54px; color:var(--c-text); letter-spacing:.5px; }
.species-primary { display:grid; gap:56px; grid-template-columns: minmax(0,1fr) 320px; max-width:var(--maxw); margin:0 auto; align-items:start; }
.sp-info h3 { margin:0 0 14px; font-size:22px; color:#0f172a; }
.sp-info p { margin:0 0 18px; font-size:14px; color:#475569; line-height:1.55; }
.param-table-wrapper { border:1px solid var(--c-line); background:var(--c-bg-alt); border-radius:var(--r-lg); overflow:hidden; margin:0 0 28px; box-shadow:var(--shadow-sm); }
.param-table { width:100%; border-collapse:collapse; font-size:13px; }
.param-table thead { background:#f1f5f9; }
.param-table th { text-align:left; font-size:11px; text-transform:uppercase; letter-spacing:.6px; padding:10px 12px; color:#334155; font-weight:600; }
.param-table td { padding:10px 12px; border-top:1px solid #f1f5f9; vertical-align:top; line-height:1.4; color:#475569; }
.stage-mini { display:flex; flex-wrap:wrap; gap:8px; }
.stage-mini .m-stage { background:var(--c-bg-alt); border:1px solid var(--c-line); padding:10px 12px; font-size:11px; border-radius:14px; color:#334155; display:flex; flex-direction:column; min-width:130px; box-shadow:0 4px 10px -4px rgba(0,0,0,.08); }
.stage-mini .m-stage span { font-size:10px; color:#64748b; margin-top:4px; }
.sp-side h4 { margin:0 0 12px; font-size:16px; color:#0f172a; }

/* Footer */
.footer { background:#0f172a; color:#cbd5e1; padding:28px 40px; text-align:center; font-size:13px; }
.footer a { color:#fff; text-decoration:none; }
.footer a:hover { text-decoration:underline; }

/* Utility Hover Accent */
a.cta-dashboard { position:relative; }
a.cta-dashboard:focus-visible { outline:3px solid #fff; outline-offset:3px; }

/* Mobile adjustments for new blocks */
@media (max-width:880px){
  .species-primary { grid-template-columns:1fr; }
  .features { grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); }
  .sys-over { padding:60px 28px; }
  .species-section { padding:80px 28px; }
  .about { padding:60px 28px 40px; }
}

@media (max-width:760px){
  .detail-table { font-size:12px; }
  .detail-table th, .detail-table td { padding:8px 10px; }
  .process-flow { grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); }
}

/* Responsive adjustments new sections */
@media (max-width: 980px){
  .species-primary { grid-template-columns:1fr; }
  .sys-grid { grid-template-columns:1fr; }
  .stage-card { width:calc(50% - 18px); }
}
@media (max-width: 640px){
  .stage-card { width:100%; }
}

/* Responsive */
@media (max-width: 968px) {
  .hero-inner { flex-direction:column; gap:40px; padding:120px 0 100px; }
  .hero-left h1 { font-size:36px; }
  .hero-right img { max-width:440px; }
}
@media (max-width: 768px) {
  .hero { padding:0 20px; }
  .hero-left h1 { font-size:32px; }
  .hero-left p { font-size:16px; }
  .intro { padding:60px 20px 30px; }
  .features { padding:40px 20px; }
  .navbar nav { display:none; }
}