/* Forest Canopy / Nature Tech Theme
   Base: Cream White #fafaf8
   Primary: Forest Green #15803d
   Accent: Electric Lime #84cc16
   Dark: Deep Forest #0f2318
   Secondary accent: Amber #d97706
*/

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

@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes leafFloat { 0%,100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-12px) rotate(6deg); } }
@keyframes pulseGreen { 0%,100% { box-shadow: 0 0 0 0 rgba(21,128,61,0.4); } 50% { box-shadow: 0 0 0 12px rgba(21,128,61,0); } }
@keyframes shimmer { from { background-position: -200% center; } to { background-position: 200% center; } }

:root {
  --green: #15803d;
  --green-dark: #166534;
  --green-deeper: #0f2318;
  --lime: #84cc16;
  --lime-light: #bef264;
  --amber: #d97706;
  --amber-light: #fcd34d;
  --cream: #fafaf8;
  --cream2: #f0f4ec;
  --white: #ffffff;
  --gray: #64748b;
  --gray-light: #e2e8f0;
  --ink: #1a2e1a;
  --ink2: #2d4a2d;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 20px rgba(15,35,24,0.1);
  --shadow-lg: 0 12px 40px rgba(15,35,24,0.15);
}

html { scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif; background: var(--cream); color: var(--ink); line-height: 1.6; font-size: 16px; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: 8px; font-size: 15px; font-weight: 600;
  cursor: pointer; border: none; transition: all 0.2s; white-space: nowrap; text-decoration: none;
}
.btn:disabled { opacity: 0.7; cursor: not-allowed; }
.btn-green { background: var(--green); color: #fff; }
.btn-green:hover { background: var(--green-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(21,128,61,0.35); }
.btn-lime { background: var(--lime); color: var(--green-deeper); }
.btn-lime:hover { background: var(--lime-light); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(132,204,22,0.4); }
.btn-amber { background: var(--amber); color: #fff; }
.btn-amber:hover { background: #b45309; transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--green); border: 2px solid var(--green); }
.btn-outline:hover { background: var(--green); color: #fff; }
.btn-outline-w { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.5); }
.btn-outline-w:hover { background: rgba(255,255,255,0.15); border-color: #fff; }
.btn-ghost { background: transparent; color: var(--green); padding: 10px 16px; }
.btn-ghost:hover { background: var(--cream2); }
.btn-lg { padding: 16px 32px; font-size: 17px; border-radius: 10px; }
.btn-sm { padding: 8px 16px; font-size: 13px; border-radius: 6px; }
.btn-white { background: #fff; color: var(--green-dark); }
.btn-white:hover { background: var(--cream2); }

/* ─── NAVBAR ─── */
.g-nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250,250,248,0.92); backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(21,128,61,0.12);
}
.g-nav-inner {
  display: flex; align-items: center; gap: 8px; padding: 0 24px; height: 64px;
  max-width: 1160px; margin: 0 auto;
}
.g-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.g-logo-icon { width: 36px; height: 36px; }
.g-logo-name { font-size: 17px; font-weight: 700; color: var(--green-dark); }
.g-logo-name span { color: var(--lime); }
.g-links { display: flex; align-items: center; gap: 4px; margin: 0 auto; }
.g-link {
  padding: 7px 16px; border-radius: 7px; font-size: 14px; font-weight: 500;
  color: var(--gray); transition: all 0.2s; cursor: pointer;
}
.g-link:hover { color: var(--green); background: var(--cream2); }
.g-link.active { background: var(--green); color: #fff; }
.g-nav-dl { flex-shrink: 0; }
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer; padding: 6px;
  flex-direction: column; gap: 5px;
}
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: all 0.3s; }
.nav-menu { display: contents; }

/* ─── SECTIONS ─── */
.sec { padding: 80px 0; }
.sec-sm { padding: 48px 0; }
.sec-green { background: var(--green); color: #fff; }
.sec-deep { background: var(--green-deeper); color: #fff; }
.sec-cream { background: var(--cream2); }
.sec-white { background: var(--white); }
.sec-head { text-align: center; margin-bottom: 48px; }
.sec-label {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 5px 12px; border-radius: 20px; margin-bottom: 12px;
}
.sec-label-green { background: rgba(21,128,61,0.1); color: var(--green); }
.sec-label-lime { background: rgba(132,204,22,0.15); color: #4d7c0f; }
.sec-label-amber { background: rgba(217,119,6,0.12); color: var(--amber); }
.sec-label-white { background: rgba(255,255,255,0.15); color: #fff; }
.sec-label-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.sec-title { font-size: clamp(28px, 4vw, 42px); font-weight: 800; line-height: 1.15; color: var(--ink); }
.sec-title-light { color: #fff; }
.sec-sub { font-size: 17px; color: var(--gray); margin-top: 12px; max-width: 600px; margin-left: auto; margin-right: auto; }
.sec-sub-light { color: rgba(255,255,255,0.75); }
.hl { color: var(--green); }
.hl2 { color: var(--lime); }
.hl3 { color: var(--amber); }

/* ─── HERO ─── */
.hero {
  background: var(--green-deeper);
  background-image: radial-gradient(ellipse at 20% 50%, rgba(21,128,61,0.4) 0%, transparent 60%),
                    radial-gradient(ellipse at 80% 20%, rgba(132,204,22,0.15) 0%, transparent 50%);
  padding: 100px 0 80px;
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 10% 80%, rgba(132,204,22,0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 10%, rgba(21,128,61,0.2) 0%, transparent 40%);
  pointer-events: none;
}
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(132,204,22,0.15); border: 1px solid rgba(132,204,22,0.3);
  padding: 6px 14px; border-radius: 20px; margin-bottom: 20px;
}
.hero-eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); animation: pulseGreen 2s infinite; }
.hero-eyebrow span { font-size: 13px; font-weight: 600; color: var(--lime-light); letter-spacing: 0.05em; }
.hero-h1 { font-size: clamp(36px, 5vw, 60px); font-weight: 900; line-height: 1.1; color: #fff; margin-bottom: 20px; }
.hero-h1 .hero-hl { color: var(--lime); }
.hero-p { font-size: 18px; color: rgba(255,255,255,0.7); margin-bottom: 32px; max-width: 500px; line-height: 1.7; }
.hero-btns { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 40px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 20px; }
.hero-trust-item { display: flex; align-items: center; gap: 7px; font-size: 13px; color: rgba(255,255,255,0.6); }
.hero-trust-item svg { flex-shrink: 0; }

/* Hero Visual — browser mockup */
.hero-vis { position: relative; }
.hero-browser {
  background: #1a2e1a; border-radius: 14px;
  border: 1px solid rgba(132,204,22,0.2);
  box-shadow: 0 24px 64px rgba(0,0,0,0.4);
  overflow: hidden;
}
.hbr-bar {
  background: #0f2318; padding: 10px 16px;
  display: flex; align-items: center; gap: 10px;
}
.hbr-dots { display: flex; gap: 6px; }
.hbr-dot { width: 10px; height: 10px; border-radius: 50%; }
.hbr-dot.r { background: #ef4444; }
.hbr-dot.y { background: #eab308; }
.hbr-dot.g { background: var(--lime); }
.hbr-url {
  flex: 1; background: rgba(255,255,255,0.06);
  border-radius: 6px; padding: 5px 12px;
  font-size: 12px; color: rgba(255,255,255,0.4);
  display: flex; align-items: center; gap: 6px;
}
.hbr-body { padding: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.hbr-card {
  background: rgba(21,128,61,0.15); border: 1px solid rgba(132,204,22,0.15);
  border-radius: 10px; padding: 16px;
}
.hbr-card-ico { margin-bottom: 8px; }
.hbr-card-label { font-size: 11px; color: rgba(255,255,255,0.5); margin-bottom: 4px; }
.hbr-card-val { font-size: 20px; font-weight: 800; color: var(--lime-light); }
.hero-leaf {
  position: absolute; top: -20px; right: -20px;
  width: 80px; height: 80px; opacity: 0.15;
  animation: leafFloat 4s ease-in-out infinite;
}

/* ─── STATS STRIP ─── */
.stats-strip { background: var(--green); padding: 32px 0; }
.stats-row { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 24px; }
.stat-item { text-align: center; }
.stat-num { font-size: 36px; font-weight: 900; color: var(--lime-light); line-height: 1; }
.stat-lbl { font-size: 13px; color: rgba(255,255,255,0.7); margin-top: 4px; }

/* ─── FEATURE GRID ─── */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feat-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 28px;
  border: 1px solid var(--gray-light); transition: all 0.3s; position: relative; overflow: hidden;
}
.feat-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--green), var(--lime));
  transform: scaleX(0); transform-origin: left; transition: transform 0.3s;
}
.feat-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: rgba(21,128,61,0.2); }
.feat-card:hover::before { transform: scaleX(1); }
.feat-card.fc-lime::before { background: linear-gradient(90deg, var(--lime), var(--lime-light)); }
.feat-card.fc-amber::before { background: linear-gradient(90deg, var(--amber), var(--amber-light)); }
.feat-card.fc-teal::before { background: linear-gradient(90deg, #0891b2, #22d3ee); }
.feat-card.fc-violet::before { background: linear-gradient(90deg, #7c3aed, #a78bfa); }
.feat-card.fc-rose::before { background: linear-gradient(90deg, #e11d48, #fb7185); }
.feat-icon {
  width: 48px; height: 48px; border-radius: 12px; margin-bottom: 16px;
  display: flex; align-items: center; justify-content: center;
}
.fi-green { background: rgba(21,128,61,0.1); color: var(--green); }
.fi-lime { background: rgba(132,204,22,0.12); color: #4d7c0f; }
.fi-amber { background: rgba(217,119,6,0.1); color: var(--amber); }
.fi-teal { background: rgba(8,145,178,0.1); color: #0891b2; }
.fi-violet { background: rgba(124,58,237,0.1); color: #7c3aed; }
.fi-rose { background: rgba(225,29,72,0.1); color: #e11d48; }
.feat-name { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: var(--ink); }
.feat-desc { font-size: 14px; color: var(--gray); line-height: 1.65; }

/* ─── PLATFORM GRID ─── */
.plat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.plat-card {
  background: var(--white); border: 1px solid var(--gray-light);
  border-radius: var(--radius-lg); padding: 28px 20px; text-align: center;
  transition: all 0.3s;
}
.plat-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.plat-card.featured {
  background: var(--green-deeper); border-color: var(--green);
  box-shadow: 0 0 0 2px var(--lime), var(--shadow-lg);
}
.plat-card.featured .plat-name { color: #fff; }
.plat-card.featured .plat-ver { color: rgba(255,255,255,0.6); }
.plat-card.featured .plat-desc { color: rgba(255,255,255,0.55); }
.plat-badge {
  display: inline-block; background: var(--lime); color: var(--green-deeper);
  font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 4px;
  margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.05em;
}
.plat-icon { width: 52px; height: 52px; margin: 0 auto 14px; }
.plat-name { font-size: 16px; font-weight: 700; margin-bottom: 4px; color: var(--ink); }
.plat-ver { font-size: 13px; color: var(--gray); margin-bottom: 8px; }
.plat-desc { font-size: 12px; color: #94a3b8; line-height: 1.5; margin-bottom: 16px; }

/* ─── FEATURE TABS ─── */
.ftab-section { background: var(--white); }
.ftab-nav {
  display: flex; gap: 4px; border-bottom: 2px solid var(--gray-light);
  margin-bottom: 40px; overflow-x: auto; padding-bottom: 0;
}
.ftab-btn {
  padding: 12px 24px; font-size: 14px; font-weight: 600; color: var(--gray);
  background: none; border: none; cursor: pointer; border-bottom: 3px solid transparent;
  margin-bottom: -2px; white-space: nowrap; transition: all 0.2s;
}
.ftab-btn:hover { color: var(--green); }
.ftab-btn.active { color: var(--green); border-bottom-color: var(--green); }
.ftab-panel { display: none; }
.ftab-panel.active { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; animation: fadeUp 0.3s ease; }
.ftab-info { display: block; }
.ftab-chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  padding: 4px 10px; border-radius: 20px; margin-bottom: 14px;
}
.fc-green { background: rgba(21,128,61,0.1); color: var(--green); }
.fc-lime { background: rgba(132,204,22,0.12); color: #4d7c0f; }
.fc-amber { background: rgba(217,119,6,0.1); color: var(--amber); }
.fc-teal { background: rgba(8,145,178,0.1); color: #0891b2; }
.ftab-h3 { font-size: 26px; font-weight: 800; color: var(--ink); margin-bottom: 12px; }
.ftab-desc { font-size: 15px; color: var(--gray); line-height: 1.75; margin-bottom: 20px; }
.ftab-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.ftab-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--ink); }
.ftab-list-dot { width: 20px; height: 20px; border-radius: 50%; background: var(--lime); display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 2px; }
.ftab-list-dot svg { width: 12px; height: 12px; color: var(--green-deeper); }
.ftab-visual {
  background: var(--cream2); border-radius: var(--radius-lg); padding: 28px;
  border: 1px solid rgba(21,128,61,0.1);
}
.ftab-vis-title { font-size: 13px; font-weight: 700; color: var(--gray); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 16px; }
.vis-bar-row { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.vis-bar-label { font-size: 13px; color: var(--ink); width: 80px; flex-shrink: 0; }
.vis-bar-track { flex: 1; height: 8px; background: var(--gray-light); border-radius: 4px; overflow: hidden; }
.vis-bar-fill { height: 100%; border-radius: 4px; }
.vbf-green { background: var(--green); }
.vbf-lime { background: var(--lime); }
.vbf-amber { background: var(--amber); }
.vbf-teal { background: #0891b2; }
.vis-bar-val { font-size: 13px; font-weight: 700; color: var(--ink); width: 36px; text-align: right; }
.vis-stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 4px; }
.vis-stat { background: var(--white); border-radius: 10px; padding: 14px; text-align: center; border: 1px solid var(--gray-light); }
.vis-stat-num { font-size: 22px; font-weight: 800; color: var(--green); }
.vis-stat-lbl { font-size: 11px; color: var(--gray); margin-top: 2px; }

/* ─── DEEP ROWS ─── */
.deep-row { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.deep-row.rev .deep-info { order: 2; }
.deep-row.rev .deep-vis { order: 1; }
.deep-chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  padding: 5px 12px; border-radius: 20px; margin-bottom: 14px; border: 1px solid;
}
.dc-green { background: rgba(21,128,61,0.08); color: var(--green); border-color: rgba(21,128,61,0.2); }
.dc-lime { background: rgba(132,204,22,0.1); color: #4d7c0f; border-color: rgba(132,204,22,0.25); }
.dc-amber { background: rgba(217,119,6,0.08); color: var(--amber); border-color: rgba(217,119,6,0.2); }
.dc-teal { background: rgba(8,145,178,0.08); color: #0891b2; border-color: rgba(8,145,178,0.2); }
.deep-h3 { font-size: 28px; font-weight: 800; color: var(--ink); margin-bottom: 12px; }
.deep-desc { font-size: 15px; color: var(--gray); line-height: 1.75; margin-bottom: 20px; }
.deep-list { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.deep-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--ink); line-height: 1.5; }
.deep-list-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; margin-top: 7px; }
.dld-green { background: var(--green); }
.dld-lime { background: var(--lime); }
.dld-amber { background: var(--amber); }
.deep-vis {
  background: var(--cream2); border-radius: 18px; padding: 24px;
  border: 1px solid rgba(21,128,61,0.1);
}
.dv-title { font-size: 13px; font-weight: 700; color: var(--gray); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 16px; }
.dv-bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.dv-bar-label { font-size: 13px; color: var(--ink); min-width: 90px; }
.dv-bar-track { flex: 1; height: 10px; background: var(--gray-light); border-radius: 5px; overflow: hidden; }
.dv-bar-fill { height: 100%; border-radius: 5px; }
.dvbf-green { background: linear-gradient(90deg, var(--green), var(--lime)); }
.dvbf-lime { background: linear-gradient(90deg, var(--lime), var(--lime-light)); }
.dvbf-amber { background: linear-gradient(90deg, var(--amber), var(--amber-light)); }
.dvbf-teal { background: linear-gradient(90deg, #0891b2, #22d3ee); }
.dv-bar-val { font-size: 12px; font-weight: 700; color: var(--gray); min-width: 32px; text-align: right; }
.dv-stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }
.dv-stat { text-align: center; background: var(--white); border-radius: 10px; padding: 12px; border: 1px solid var(--gray-light); }
.dv-stat-num { font-size: 20px; font-weight: 800; }
.dv-stat-num.c-green { color: var(--green); }
.dv-stat-num.c-lime { color: #4d7c0f; }
.dv-stat-num.c-amber { color: var(--amber); }
.dv-stat-lbl { font-size: 11px; color: var(--gray); margin-top: 2px; }

/* ─── REVIEWS ─── */
.rev-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.rev-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 24px;
  border: 1px solid var(--gray-light); transition: box-shadow 0.2s;
}
.rev-card:hover { box-shadow: var(--shadow); }
.rev-header { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.rev-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 16px; color: #fff; flex-shrink: 0;
}
.av-green { background: linear-gradient(135deg, var(--green), var(--lime)); }
.av-lime { background: linear-gradient(135deg, #4d7c0f, var(--lime)); }
.av-amber { background: linear-gradient(135deg, var(--amber), var(--amber-light)); color: #fff; }
.av-teal { background: linear-gradient(135deg, #0891b2, #22d3ee); }
.av-violet { background: linear-gradient(135deg, #7c3aed, #a78bfa); }
.av-rose { background: linear-gradient(135deg, #e11d48, #fb7185); }
.rev-meta { display: block; }
.rev-name { font-size: 14px; font-weight: 700; color: var(--ink); }
.rev-role { font-size: 12px; color: var(--gray); }
.rev-stars { color: var(--amber); font-size: 14px; margin-bottom: 10px; letter-spacing: 2px; }
.rev-text { font-size: 14px; color: var(--gray); line-height: 1.7; }

/* ─── COMPARISON TABLE ─── */
.cmp-wrap { overflow-x: auto; border-radius: var(--radius-lg); border: 1px solid var(--gray-light); }
.cmp-table { width: 100%; border-collapse: collapse; }
.cmp-table th { background: var(--green-deeper); color: #fff; padding: 14px 18px; font-size: 14px; font-weight: 700; text-align: left; }
.cmp-table th:first-child { border-radius: var(--radius) 0 0 0; }
.cmp-table th.cmp-hl { background: var(--green); }
.cmp-table td { padding: 13px 18px; font-size: 14px; color: var(--ink); border-bottom: 1px solid var(--gray-light); }
.cmp-table tr:last-child td { border-bottom: none; }
.cmp-table tr:hover td { background: var(--cream2); }
.cmp-table td.cmp-hl { background: rgba(21,128,61,0.05); font-weight: 600; }
.yes { color: var(--green); font-weight: 700; }
.no { color: #94a3b8; }
.part { color: var(--amber); }

/* ─── FAQ ─── */
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item { border: 1px solid var(--gray-light); border-radius: var(--radius); overflow: hidden; background: var(--white); }
.faq-question {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 18px 22px; cursor: pointer; font-size: 15px; font-weight: 600; color: var(--ink);
  transition: background 0.2s;
}
.faq-question:hover { background: var(--cream2); }
.faq-chevron {
  flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%;
  background: var(--cream2); display: flex; align-items: center; justify-content: center;
  transition: transform 0.3s, background 0.2s;
}
.faq-chevron svg { width: 12px; height: 12px; color: var(--gray); }
.faq-item.open .faq-chevron { transform: rotate(180deg); background: var(--green); }
.faq-item.open .faq-chevron svg { color: #fff; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-item.open .faq-answer { max-height: 400px; }
.faq-answer-inner { padding: 0 22px 18px; font-size: 14px; color: var(--gray); line-height: 1.75; border-top: 1px solid var(--gray-light); padding-top: 16px; }

/* ─── CTA BANNER ─── */
.cta-banner {
  background: var(--green-deeper); padding: 72px 0; text-align: center;
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(132,204,22,0.2) 0%, transparent 60%);
  pointer-events: none;
}
.cta-eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(132,204,22,0.15); border: 1px solid rgba(132,204,22,0.25);
  padding: 5px 14px; border-radius: 20px; margin-bottom: 16px;
  font-size: 12px; font-weight: 700; color: var(--lime-light); text-transform: uppercase; letter-spacing: 0.08em;
}
.cta-h2 { font-size: clamp(28px, 4vw, 44px); font-weight: 900; color: #fff; margin-bottom: 14px; }
.cta-p { font-size: 17px; color: rgba(255,255,255,0.65); margin-bottom: 32px; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-btns { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; }

/* ─── DOWNLOAD PAGE ─── */
.dl-hero { background: var(--green-deeper); padding: 64px 0 48px; }
.dl-hero-tag {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(132,204,22,0.15); border: 1px solid rgba(132,204,22,0.25);
  padding: 5px 14px; border-radius: 20px; margin-bottom: 16px;
  font-size: 12px; font-weight: 700; color: var(--lime-light); text-transform: uppercase;
}
.dl-hero-h1 { font-size: clamp(30px, 4vw, 48px); font-weight: 900; color: #fff; margin-bottom: 12px; }
.dl-hero-sub { font-size: 17px; color: rgba(255,255,255,0.65); max-width: 580px; }

.dl-win-wrap { margin-top: -40px; margin-bottom: 48px; }
.dl-win-card {
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--gray-light); box-shadow: var(--shadow-lg); overflow: hidden;
}
.dl-win-top { background: linear-gradient(135deg, var(--green-deeper), var(--green)); height: 6px; }
.dl-win-head { display: flex; align-items: center; gap: 16px; padding: 28px 32px 24px; border-bottom: 1px solid var(--gray-light); }
.dl-win-icon { width: 56px; height: 56px; flex-shrink: 0; }
.dl-win-name { font-size: 22px; font-weight: 800; color: var(--ink); }
.dl-win-meta { font-size: 13px; color: var(--gray); margin-top: 2px; }
.dl-win-body { padding: 28px 32px; }
.dl-specs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }
.dl-spec { background: var(--cream2); border-radius: 10px; padding: 14px; }
.dl-spec-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--gray); margin-bottom: 4px; }
.dl-spec-val { font-size: 15px; font-weight: 700; color: var(--ink); }
.dl-sec-badge {
  display: flex; align-items: center; gap: 8px;
  background: rgba(21,128,61,0.07); border: 1px solid rgba(21,128,61,0.15);
  border-radius: 8px; padding: 10px 14px; font-size: 13px; color: var(--green-dark); font-weight: 500;
  margin-bottom: 20px;
}
.dl-win-btns { display: flex; flex-wrap: wrap; gap: 12px; }

.op-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.op-card {
  background: var(--white); border: 1px solid var(--gray-light);
  border-radius: var(--radius-lg); padding: 24px; text-align: center;
}
.op-icon { width: 48px; height: 48px; margin: 0 auto 12px; }
.op-name { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.op-ver { font-size: 13px; color: var(--gray); margin-bottom: 12px; }
.op-steps { list-style: none; text-align: left; display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.op-steps li { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; color: var(--gray); line-height: 1.5; }
.op-step-n {
  background: var(--cream2); color: var(--green); font-size: 11px; font-weight: 800;
  width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 2px;
}

.guide-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.guide-col-title {
  display: flex; align-items: center; gap: 10px;
  font-size: 18px; font-weight: 800; margin-bottom: 24px; color: var(--ink);
}
.guide-col-dot { width: 10px; height: 10px; border-radius: 50%; }
.gcd-green { background: var(--green); }
.gcd-lime { background: var(--lime); }
.guide-steps { display: flex; flex-direction: column; gap: 16px; }
.gstep { display: flex; gap: 14px; }
.gstep-num {
  width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 800; color: #fff;
}
.gsn-green { background: var(--green); }
.gsn-lime { background: var(--lime); color: var(--green-deeper); }
.gstep-body { display: block; }
.gstep-title { font-size: 15px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.gstep-desc { font-size: 13px; color: var(--gray); line-height: 1.6; }

.req-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.req-card {
  background: var(--white); border: 1px solid var(--gray-light);
  border-radius: var(--radius); padding: 20px; text-align: center;
}
.req-icon { width: 36px; height: 36px; margin: 0 auto 10px; color: var(--green); }
.req-title { font-size: 13px; font-weight: 700; color: var(--ink); margin-bottom: 6px; }
.req-val { font-size: 12px; color: var(--gray); line-height: 1.6; }

.ver-list { display: flex; flex-direction: column; gap: 0; }
.ver-item { display: flex; gap: 20px; padding-bottom: 28px; position: relative; }
.ver-item:not(:last-child) .ver-line {
  position: absolute; left: 15px; top: 28px; bottom: 0; width: 2px; background: var(--gray-light);
}
.ver-dot-col { display: flex; flex-direction: column; align-items: center; flex-shrink: 0; padding-top: 4px; }
.ver-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; border: 2px solid #fff; box-shadow: 0 0 0 2px currentColor; }
.vd-green { background: var(--green); color: var(--green); }
.vd-lime { background: var(--lime); color: var(--lime); }
.vd-amber { background: var(--amber); color: var(--amber); }
.vd-teal { background: #0891b2; color: #0891b2; }
.vd-violet { background: #7c3aed; color: #7c3aed; }
.ver-body { display: block; }
.ver-head { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.ver-num { font-size: 16px; font-weight: 800; color: var(--ink); }
.ver-tag { font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 4px; }
.vt-stable { background: rgba(21,128,61,0.12); color: var(--green); }
.vt-lts { background: rgba(8,145,178,0.12); color: #0891b2; }
.vt-beta { background: rgba(217,119,6,0.12); color: var(--amber); }
.ver-date { font-size: 12px; color: var(--gray); margin-bottom: 4px; }
.ver-desc { font-size: 14px; color: var(--gray); line-height: 1.65; }

.sec-safe {
  display: flex; align-items: center; gap: 16px;
  background: rgba(21,128,61,0.06); border: 1px solid rgba(21,128,61,0.15);
  border-radius: var(--radius); padding: 20px 24px;
}
.sec-safe-icon { flex-shrink: 0; color: var(--green); }
.sec-safe-title { font-size: 15px; font-weight: 700; color: var(--green-dark); margin-bottom: 4px; }
.sec-safe-desc { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* ─── ARTICLE PAGE (zh-cn) ─── */
.art-hero { background: var(--green-deeper); padding: 60px 0 48px; }
.art-hero-crumb { font-size: 13px; color: rgba(255,255,255,0.45); margin-bottom: 12px; }
.art-hero-crumb a { color: rgba(255,255,255,0.55); }
.art-hero-crumb a:hover { color: rgba(255,255,255,0.8); }
.art-hero-h1 { font-size: clamp(28px, 4vw, 44px); font-weight: 900; color: #fff; margin-bottom: 12px; }
.art-hero-sub { font-size: 16px; color: rgba(255,255,255,0.6); max-width: 640px; line-height: 1.65; }
.kw-strip { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.kw {
  background: rgba(132,204,22,0.12); border: 1px solid rgba(132,204,22,0.2);
  color: var(--lime-light); font-size: 12px; padding: 4px 10px; border-radius: 4px; font-weight: 500;
}
.art-layout { display: grid; grid-template-columns: 1fr 320px; gap: 40px; align-items: start; }
.art-body { min-width: 0; }
.art-body h2 { font-size: 22px; font-weight: 800; color: var(--ink); margin: 32px 0 12px; }
.art-body h2:first-child { margin-top: 0; }
.art-body p { font-size: 15px; color: var(--gray); line-height: 1.8; margin-bottom: 14px; }
.art-body ul { padding-left: 20px; margin-bottom: 14px; display: flex; flex-direction: column; gap: 6px; }
.art-body ul li { font-size: 15px; color: var(--gray); line-height: 1.65; }
.art-body strong { color: var(--ink); font-weight: 700; }

.inline-cta {
  border-radius: var(--radius-lg); padding: 24px 28px; margin: 32px 0;
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
}
.inline-cta-green { background: rgba(21,128,61,0.08); border: 1px solid rgba(21,128,61,0.2); }
.inline-cta-lime { background: rgba(132,204,22,0.08); border: 1px solid rgba(132,204,22,0.2); }
.inline-cta-amber { background: rgba(217,119,6,0.07); border: 1px solid rgba(217,119,6,0.18); }
.inline-cta-title { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.inline-cta-desc { font-size: 13px; color: var(--gray); }

.art-tips-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 16px 0; }
.art-tip { background: var(--cream2); border-radius: 10px; padding: 16px; border: 1px solid var(--gray-light); }
.art-tip-num { font-size: 11px; font-weight: 800; color: var(--green); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px; }
.art-tip-title { font-size: 14px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.art-tip-desc { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* Sidebar */
.sidebar { position: sticky; top: 80px; }
.sbox { background: var(--white); border: 1px solid var(--gray-light); border-radius: var(--radius-lg); padding: 22px; margin-bottom: 20px; }
.sbox-title { font-size: 14px; font-weight: 800; color: var(--ink); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid var(--green); }
.sdl-btn {
  display: flex; align-items: center; gap: 12px;
  width: 100%; padding: 12px 14px; border-radius: 10px; margin-bottom: 8px;
  border: 1px solid var(--gray-light); cursor: pointer; background: var(--white); transition: all 0.2s;
  text-decoration: none;
}
.sdl-btn:hover { border-color: var(--green); box-shadow: 0 2px 8px rgba(21,128,61,0.1); transform: translateY(-1px); }
.sdl-btn.primary { background: var(--green); border-color: var(--green); }
.sdl-btn.primary .sdl-btn-name { color: #fff; }
.sdl-btn.primary .sdl-btn-ver { color: rgba(255,255,255,0.65); }
.sdl-btn-icon { flex-shrink: 0; }
.sdl-btn-info { display: block; }
.sdl-btn-name { font-size: 14px; font-weight: 700; color: var(--ink); }
.sdl-btn-ver { font-size: 12px; color: var(--gray); }
.stoc { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.stoc li a { font-size: 13px; color: var(--gray); padding: 5px 0; display: block; border-left: 2px solid var(--gray-light); padding-left: 10px; transition: all 0.2s; }
.stoc li a:hover { color: var(--green); border-left-color: var(--green); }
.sstat { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.sstat-item { text-align: center; background: var(--cream2); border-radius: 8px; padding: 12px 8px; }
.sstat-num { font-size: 18px; font-weight: 800; color: var(--green); }
.sstat-lbl { font-size: 11px; color: var(--gray); margin-top: 2px; }
.side-security {
  background: rgba(21,128,61,0.06); border: 1px solid rgba(21,128,61,0.15);
  border-radius: 10px; padding: 14px; font-size: 12px; color: var(--gray); line-height: 1.65;
}
.side-security strong { color: var(--green); }

/* ─── FOOTER ─── */
.g-footer { background: var(--green-deeper); padding: 40px 0 28px; }
.g-footer-inner { text-align: center; }
.g-footer-brand { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 14px; }
.g-footer-brand-name { font-size: 18px; font-weight: 800; color: #fff; }
.g-footer-brand-name span { color: var(--lime); }
.g-footer-sec { font-size: 13px; color: rgba(255,255,255,0.6); margin-bottom: 8px; }
.g-footer-sec strong { color: var(--lime-light); }
.g-footer-note { font-size: 12px; color: rgba(255,255,255,0.35); line-height: 1.7; }

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
  .plat-grid { grid-template-columns: repeat(2, 1fr); }
  .req-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-vis { display: none; }
  .feat-grid { grid-template-columns: 1fr; }
  .plat-grid { grid-template-columns: 1fr 1fr; }
  .ftab-panel.active { grid-template-columns: 1fr; }
  .ftab-visual { display: none; }
  .deep-row, .deep-row.rev { grid-template-columns: 1fr; gap: 32px; }
  .deep-row.rev .deep-info { order: 1; }
  .deep-row.rev .deep-vis { order: 2; }
  .rev-grid { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr; }
  .op-grid { grid-template-columns: 1fr; }
  .dl-specs { grid-template-columns: 1fr 1fr; }
  .art-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .nav-toggle { display: flex; }
  .g-links { display: none; }
  .g-nav-dl { display: none; }
  .nav-menu { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--gray-light); padding: 12px 24px; gap: 4px; z-index: 99; }
  .nav-menu.open { display: flex; }
  .g-nav { position: relative; }
}
@media (max-width: 480px) {
  .plat-grid { grid-template-columns: 1fr; }
  .dl-specs { grid-template-columns: 1fr; }
  .stats-row { gap: 16px; }
  .sec { padding: 48px 0; }
  .req-grid { grid-template-columns: 1fr 1fr; }
  .art-tips-grid { grid-template-columns: 1fr; }
}