/* =============================================
   耐思云 NiceCloud — Design System
   Mobile-First · Clay 3D · Pure CSS
   ============================================= */

/* ─── Nav active indicator ─── */
.nav-links a { position: relative; }
.nav-links a::after {
  content: '';
  position: absolute; bottom: -4px; left: 0; right: 0;
  height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--c-primary) 0%, var(--c-secondary) 100%);
  transform: scaleX(0); transform-origin: center;
  transition: transform var(--transition);
}
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Noto+Sans+SC:wght@300;400;500;700;900&display=swap');

/* ─── CSS Variables ─── */
:root {
  --c-primary:    #6C3FFF;
  --c-primary-l:  #8B6AFF;
  --c-secondary:  #00D4AA;
  --c-accent:     #FF6B6B;
  --c-warning:    #FFB347;
  --c-bg:         #0A0B14;
  --c-surface:    #12142B;
  --c-surface2:   #1A1D3A;
  --c-border:     rgba(108,63,255,.25);
  --c-text:       #E8E9F5;
  --c-muted:      #8891BB;
  --c-white:      #FFFFFF;

  --r-card:  16px;
  --r-btn:   50px;
  --r-pill:  999px;

  --shadow-card:  0 8px 32px rgba(108,63,255,.18), 0 2px 8px rgba(0,0,0,.4);
  --shadow-glow:  0 0 40px rgba(108,63,255,.4);
  --shadow-btn:   0 4px 20px rgba(108,63,255,.5);

  --transition: .25s cubic-bezier(.4,0,.2,1);
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter','Noto Sans SC', system-ui, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ─── Utility ─── */
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width:1px; height:1px; clip:rect(0,0,0,0); overflow:hidden; }
.text-gradient {
  background: linear-gradient(135deg, var(--c-primary-l) 0%, var(--c-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: var(--r-pill);
  font-size: .78rem; font-weight: 600; letter-spacing: .04em;
  background: rgba(108,63,255,.15); border: 1px solid var(--c-border);
  color: var(--c-primary-l);
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 32px; border-radius: var(--r-btn);
  font-size: 1rem; font-weight: 700; cursor: pointer;
  border: none; outline: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-l) 100%);
  color: #fff; box-shadow: var(--shadow-btn);
}
.btn-primary:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 8px 32px rgba(108,63,255,.65); }
.btn-outline {
  background: transparent;
  border: 2px solid var(--c-primary-l);
  color: var(--c-primary-l);
}
.btn-outline:hover { background: rgba(108,63,255,.12); transform: translateY(-2px); }
.btn-secondary {
  background: linear-gradient(135deg, var(--c-secondary) 0%, #00b894 100%);
  color: #000; box-shadow: 0 4px 20px rgba(0,212,170,.4);
}
.btn-secondary:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 8px 32px rgba(0,212,170,.55); }
.btn-sm { padding: 10px 22px; font-size: .9rem; }
.btn-lg { padding: 18px 44px; font-size: 1.1rem; }

/* ─── Section titles ─── */
.section-label { font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--c-primary-l); margin-bottom: 12px; }
.section-title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 900; line-height: 1.2; margin-bottom: 16px; }
.section-subtitle { font-size: 1.05rem; color: var(--c-muted); max-width: 580px; }
.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }

/* ─── HEADER / NAV ─── */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 0 20px;
  background: rgba(10,11,20,.85);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom: 1px solid var(--c-border);
  transition: background var(--transition);
}
.nav-inner {
  max-width: 1180px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.35rem; font-weight: 900; letter-spacing: -.02em;
}
.nav-logo-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-secondary) 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; box-shadow: 0 2px 12px rgba(108,63,255,.5);
}
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  font-size: .95rem; font-weight: 500; color: var(--c-muted);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--c-white); }
.nav-actions { display: flex; align-items: center; gap: 12px; }

/* Mobile menu */
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--c-text); border-radius: 2px; transition: var(--transition); }

/* Mobile drawer */
.mobile-menu {
  display: none;
  position: fixed; top: 68px; left: 0; right: 0;
  background: var(--c-surface); border-bottom: 1px solid var(--c-border);
  padding: 24px 20px; z-index: 999;
  flex-direction: column; gap: 20px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { font-size: 1rem; font-weight: 500; color: var(--c-text); padding: 8px 0; border-bottom: 1px solid var(--c-border); }

/* ─── HERO ─── */
.hero {
  padding: 140px 0 80px;
  position: relative; overflow: hidden;
  min-height: 100vh; display: flex; align-items: center;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 60% 30%, rgba(108,63,255,.22) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 10% 80%, rgba(0,212,170,.12) 0%, transparent 60%),
    var(--c-bg);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(108,63,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108,63,255,.06) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-inner {
  position: relative; z-index: 1;
  display: flex; align-items: center; gap: 60px;
}
.hero-content { flex: 1; min-width: 0; }
.hero-headline {
  font-size: clamp(2.2rem, 6vw, 4rem);
  font-weight: 900; line-height: 1.15;
  margin-bottom: 20px; letter-spacing: -.03em;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--c-muted); margin-bottom: 36px;
  max-width: 500px; line-height: 1.75;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats {
  display: flex; gap: 32px; margin-top: 52px; flex-wrap: wrap;
}
.hero-stat-num { font-size: 1.8rem; font-weight: 900; line-height: 1; }
.hero-stat-label { font-size: .82rem; color: var(--c-muted); margin-top: 4px; }
.hero-visual { flex: 0 0 440px; max-width: 440px; position: relative; }
.hero-img-wrap {
  border-radius: 24px; overflow: hidden;
  box-shadow: var(--shadow-card), var(--shadow-glow);
  animation: float 6s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.hero-badge {
  position: absolute; bottom: -20px; left: -20px;
  background: var(--c-surface2); border: 1px solid var(--c-border);
  border-radius: 14px; padding: 12px 18px;
  display: flex; align-items: center; gap: 10px;
  box-shadow: var(--shadow-card);
  animation: float 4s 1s ease-in-out infinite;
}
.hero-badge-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--c-secondary); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity:1; transform:scale(1); } 50% { opacity:.6; transform:scale(1.3); } }

/* ─── HERO DYNAMIC CARD ─── */
.hero-card {
  position: relative;
  background: rgba(18,20,43,.85);
  border: 1px solid rgba(108,63,255,.35);
  border-radius: 24px;
  padding: 28px;
  box-shadow: 0 8px 40px rgba(108,63,255,.22), 0 0 0 1px rgba(108,63,255,.1), inset 0 1px 0 rgba(255,255,255,.06);
  backdrop-filter: blur(20px);
  overflow: hidden;
  animation: float 6s ease-in-out infinite;
}
.hero-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--c-primary) 0%, var(--c-secondary) 50%, var(--c-primary) 100%);
  background-size: 200% 100%;
  animation: shimmer-bar 3s linear infinite;
}
@keyframes shimmer-bar { 0% { background-position: 100% 0; } 100% { background-position: -100% 0; } }

/* Card header */
.hc-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 22px;
}
.hc-title { font-size: .82rem; font-weight: 700; letter-spacing: .08em; color: var(--c-muted); text-transform: uppercase; }
.hc-status {
  display: flex; align-items: center; gap: 6px;
  background: rgba(0,212,170,.12); border: 1px solid rgba(0,212,170,.3);
  border-radius: 999px; padding: 4px 10px;
  font-size: .75rem; font-weight: 700; color: var(--c-secondary);
}
.hc-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--c-secondary);
  animation: pulse 2s infinite;
}

/* Globe visual */
.hc-globe-wrap {
  display: flex; justify-content: center; margin-bottom: 20px; position: relative;
}
.hc-globe {
  width: 130px; height: 130px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, rgba(108,63,255,.6) 0%, rgba(10,11,20,.9) 70%);
  border: 1px solid rgba(108,63,255,.4);
  position: relative;
  box-shadow: 0 0 40px rgba(108,63,255,.3), inset 0 0 30px rgba(108,63,255,.15);
  animation: globe-rotate 20s linear infinite;
}
@keyframes globe-rotate {
  0%   { box-shadow: 0 0 40px rgba(108,63,255,.3), inset 0 0 30px rgba(108,63,255,.15); }
  50%  { box-shadow: 0 0 60px rgba(0,212,170,.35), inset 0 0 40px rgba(0,212,170,.15); }
  100% { box-shadow: 0 0 40px rgba(108,63,255,.3), inset 0 0 30px rgba(108,63,255,.15); }
}
/* Grid lines on globe */
.hc-globe::before {
  content: '';
  position: absolute; inset: 10px;
  border-radius: 50%;
  border: 1px solid rgba(108,63,255,.2);
  box-shadow: 0 0 0 20px transparent, inset 40px 0 0 rgba(108,63,255,.08);
}
.hc-globe::after {
  content: '';
  position: absolute; inset: 20px;
  border-radius: 50%;
  border: 1px dashed rgba(0,212,170,.15);
}
/* Orbit ring */
.hc-orbit {
  position: absolute; inset: -18px;
  border-radius: 50%;
  border: 1px dashed rgba(108,63,255,.25);
  animation: orbit-spin 8s linear infinite;
}
@keyframes orbit-spin { to { transform: rotate(360deg); } }
.hc-orbit-dot {
  position: absolute; top: 50%; left: -5px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--c-secondary);
  box-shadow: 0 0 10px var(--c-secondary);
  transform: translateY(-50%);
}
/* Node dots on globe */
.hc-node {
  position: absolute; width: 8px; height: 8px; border-radius: 50%;
  background: var(--c-secondary); box-shadow: 0 0 8px var(--c-secondary);
}
.hc-node::after {
  content: ''; position: absolute; inset: -3px; border-radius: 50%;
  border: 1px solid rgba(0,212,170,.4);
  animation: node-ping 2s ease-out infinite;
}
@keyframes node-ping { 0% { transform: scale(1); opacity: 1; } 100% { transform: scale(2.5); opacity: 0; } }
.hc-node-1 { top: 20%; left: 25%; animation-delay: 0s; }
.hc-node-2 { top: 55%; left: 60%; animation-delay: .7s; background: var(--c-primary-l); box-shadow: 0 0 8px var(--c-primary-l); }
.hc-node-3 { top: 30%; left: 65%; animation-delay: 1.4s; }
.hc-node-4 { top: 70%; left: 30%; animation-delay: .3s; background: var(--c-warning); box-shadow: 0 0 8px var(--c-warning); }
.hc-node-1::after { background: rgba(0,212,170,.2); }
.hc-node-2::after { border-color: rgba(139,106,255,.4); }
.hc-node-3::after { background: rgba(0,212,170,.2); }
.hc-node-4::after { border-color: rgba(255,179,71,.4); }

/* Speed bar */
.hc-speed-row { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.hc-speed-label { font-size: .75rem; color: var(--c-muted); white-space: nowrap; width: 38px; }
.hc-speed-track {
  flex: 1; height: 6px; border-radius: 6px;
  background: rgba(255,255,255,.06); overflow: hidden;
}
.hc-speed-fill {
  height: 100%; border-radius: 6px;
  background: linear-gradient(90deg, var(--c-primary) 0%, var(--c-secondary) 100%);
  animation: bar-fill 2.5s cubic-bezier(.4,0,.2,1) forwards;
  transform-origin: left;
}
.hc-speed-fill.fill-80 { animation-name: fill-80; }
.hc-speed-fill.fill-65 { animation-name: fill-65; animation-delay: .3s; }
.hc-speed-fill.fill-90 { animation-name: fill-90; animation-delay: .6s; background: linear-gradient(90deg, var(--c-secondary) 0%, #00b894 100%); }
@keyframes fill-80 { from { width: 0; } to { width: 80%; } }
@keyframes fill-65 { from { width: 0; } to { width: 65%; } }
@keyframes fill-90 { from { width: 0; } to { width: 90%; } }
.hc-speed-val { font-size: .75rem; font-weight: 700; color: var(--c-text); white-space: nowrap; width: 52px; text-align: right; }

/* Stats row */
.hc-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 16px; }
.hc-stat-box {
  background: rgba(108,63,255,.08); border: 1px solid rgba(108,63,255,.15);
  border-radius: 12px; padding: 10px 12px;
}
.hc-stat-val { font-size: 1.1rem; font-weight: 900; color: var(--c-text); line-height: 1; }
.hc-stat-lbl { font-size: .7rem; color: var(--c-muted); margin-top: 3px; }

/* Floating mini badges on card */
.hc-float-badge {
  position: absolute;
  background: var(--c-surface2); border: 1px solid var(--c-border);
  border-radius: 10px; padding: 6px 10px;
  font-size: .72rem; font-weight: 600;
  display: flex; align-items: center; gap: 6px;
  box-shadow: 0 4px 16px rgba(0,0,0,.3);
  white-space: nowrap;
}
.hc-float-badge.top-right { top: -16px; right: 10px; animation: float 4s 0.5s ease-in-out infinite; }
.hc-float-badge.bot-left  { bottom: -16px; left: 10px; animation: float 5s 1.2s ease-in-out infinite; }

/* Particle dots background */
.hero-particles { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.particle {
  position: absolute; border-radius: 50%;
  background: rgba(108,63,255,.5);
  animation: particle-drift linear infinite;
}
@keyframes particle-drift {
  0%   { transform: translateY(100vh) scale(0); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(-20vh) scale(1); opacity: 0; }
}
.p1  { width:3px;  height:3px;  left:5%;   animation-duration:12s; animation-delay:0s; }
.p2  { width:2px;  height:2px;  left:15%;  animation-duration:18s; animation-delay:2s; background: rgba(0,212,170,.5); }
.p3  { width:4px;  height:4px;  left:25%;  animation-duration:14s; animation-delay:5s; }
.p4  { width:2px;  height:2px;  left:38%;  animation-duration:20s; animation-delay:1s; background: rgba(0,212,170,.4); }
.p5  { width:3px;  height:3px;  left:52%;  animation-duration:16s; animation-delay:3s; }
.p6  { width:2px;  height:2px;  left:65%;  animation-duration:13s; animation-delay:7s; background: rgba(255,179,71,.4); }
.p7  { width:5px;  height:5px;  left:75%;  animation-duration:22s; animation-delay:4s; opacity:.4; }
.p8  { width:2px;  height:2px;  left:88%;  animation-duration:17s; animation-delay:6s; background: rgba(0,212,170,.5); }
.p9  { width:3px;  height:3px;  left:42%;  animation-duration:19s; animation-delay:9s; }
.p10 { width:2px;  height:2px;  left:80%;  animation-duration:11s; animation-delay:2.5s; background: rgba(108,63,255,.7); }

/* Counter animation */
@keyframes count-up {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hc-stat-val { animation: count-up .8s ease both; }
.hc-stat-box:nth-child(2) .hc-stat-val { animation-delay: .15s; }
.hc-stat-box:nth-child(3) .hc-stat-val { animation-delay: .3s; }
.hc-stat-box:nth-child(4) .hc-stat-val { animation-delay: .45s; }

.hero-badge-text { font-size: .85rem; font-weight: 600; }

/* ─── FLOATING ORBS ─── */
.orb {
  position: absolute; border-radius: 50%; filter: blur(80px); pointer-events: none;
}
.orb-1 { width: 400px; height: 400px; background: rgba(108,63,255,.18); top: -100px; right: -100px; }
.orb-2 { width: 300px; height: 300px; background: rgba(0,212,170,.12); bottom: 0; left: -80px; }

/* ─── TRUST BAR ─── */
.trust-bar {
  padding: 20px 0;
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}
.trust-inner { display: flex; align-items: center; justify-content: center; gap: 40px; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 8px; color: var(--c-muted); font-size: .9rem; font-weight: 500; }
.trust-item .icon { font-size: 1.3rem; }

/* ─── FEATURES ─── */
.features { padding: 100px 0; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px; margin-top: 52px;
}
.feature-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-card);
  padding: 36px 32px;
  position: relative; overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.feature-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--c-primary) 0%, var(--c-secondary) 100%);
  opacity: 0; transition: opacity var(--transition);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); border-color: rgba(108,63,255,.5); }
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 64px; height: 64px; border-radius: 18px;
  background: linear-gradient(135deg, rgba(108,63,255,.2) 0%, rgba(0,212,170,.1) 100%);
  border: 1px solid var(--c-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; margin-bottom: 24px;
  box-shadow: 0 4px 16px rgba(108,63,255,.2);
}
.feature-title { font-size: 1.25rem; font-weight: 800; margin-bottom: 12px; }
.feature-desc { color: var(--c-muted); line-height: 1.75; font-size: .95rem; }
.feature-list { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.feature-list li {
  display: flex; align-items: center; gap: 8px;
  font-size: .88rem; color: var(--c-muted);
}
.feature-list li::before { content: '✓'; color: var(--c-secondary); font-weight: 700; flex-shrink: 0; }

/* ─── STREAMING / AI ─── */
.streaming { padding: 80px 0; background: var(--c-surface); }
.streaming-inner { display: flex; flex-direction: column; align-items: center; gap: 48px; }
.streaming-banner {
  width: 100%; border-radius: 20px; overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--c-border);
}
.streaming-tags { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 12px; }
.streaming-tag {
  padding: 8px 18px; border-radius: var(--r-pill);
  background: var(--c-surface2); border: 1px solid var(--c-border);
  font-size: .85rem; font-weight: 600;
  display: flex; align-items: center; gap: 6px;
  transition: transform var(--transition), border-color var(--transition);
}
.streaming-tag:hover { transform: scale(1.06); border-color: var(--c-primary-l); }
.streaming-tag .dot { width: 8px; height: 8px; border-radius: 50%; }
.dot-red { background: #FF4444; }
.dot-green { background: var(--c-secondary); }
.dot-blue { background: #4488FF; }
.dot-purple { background: var(--c-primary-l); }
.dot-orange { background: var(--c-warning); }

/* ─── PRICING ─── */
.pricing { padding: 100px 0; }
.pricing-toggle-wrap { display: flex; align-items: center; justify-content: center; gap: 16px; margin: 32px 0; }
.pricing-toggle-label { font-size: .95rem; font-weight: 500; color: var(--c-muted); }
.toggle-switch {
  position: relative; width: 52px; height: 28px;
  background: var(--c-surface2); border-radius: var(--r-pill);
  border: 1px solid var(--c-border); cursor: pointer;
  transition: background var(--transition);
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute; inset: 3px; top: 3px; left: 3px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--c-primary); transition: transform var(--transition);
}
.toggle-switch input:checked ~ .toggle-slider { transform: translateX(24px); }
.toggle-switch input:checked { background: var(--c-primary); }
.save-badge {
  padding: 3px 10px; border-radius: var(--r-pill);
  background: rgba(0,212,170,.15); border: 1px solid rgba(0,212,170,.3);
  color: var(--c-secondary); font-size: .78rem; font-weight: 700;
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px; margin-top: 8px;
  align-items: start;
}
.pricing-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 20px; padding: 36px 30px;
  position: relative; overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.pricing-card:hover { transform: translateY(-6px); }
.pricing-card.featured {
  border-color: var(--c-primary-l);
  background: linear-gradient(145deg, rgba(108,63,255,.12) 0%, var(--c-surface) 60%);
  box-shadow: 0 0 0 1px var(--c-primary-l), var(--shadow-card);
  transform: scale(1.03);
}
.pricing-card.featured:hover { transform: scale(1.03) translateY(-6px); }
.pricing-featured-badge {
  position: absolute; top: 20px; right: 20px;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-secondary) 100%);
  color: #fff; font-size: .72rem; font-weight: 700; padding: 4px 12px;
  border-radius: var(--r-pill); letter-spacing: .06em;
}
.pricing-plan-name { font-size: .85rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--c-primary-l); margin-bottom: 12px; }
.pricing-price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 4px; }
.price-currency { font-size: 1.2rem; font-weight: 700; color: var(--c-muted); }
.price-amount { font-size: 3rem; font-weight: 900; line-height: 1; }
.price-period { font-size: .85rem; color: var(--c-muted); }
.pricing-desc { font-size: .9rem; color: var(--c-muted); margin-bottom: 28px; padding-bottom: 24px; border-bottom: 1px solid var(--c-border); }
.pricing-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.pricing-feature { display: flex; align-items: center; gap: 10px; font-size: .9rem; }
.pricing-feature .check { color: var(--c-secondary); font-size: 1rem; flex-shrink: 0; }
.pricing-feature .cross { color: #555; font-size: 1rem; flex-shrink: 0; }
.pricing-feature.muted { color: var(--c-muted); }
.pricing-feature.muted .text { text-decoration: line-through; }
.pricing-cta { width: 100%; }
.pricing-note { text-align: center; margin-top: 40px; font-size: .88rem; color: var(--c-muted); }
.pricing-note a { color: var(--c-primary-l); text-decoration: underline; text-underline-offset: 3px; }

/* ─── TESTIMONIALS ─── */
.testimonials { padding: 100px 0; background: var(--c-surface); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px; margin-top: 52px;
}
.testimonial-card {
  background: var(--c-surface2);
  border: 1px solid var(--c-border);
  border-radius: var(--r-card); padding: 28px;
  transition: transform var(--transition);
}
.testimonial-card:hover { transform: translateY(-4px); }
.stars { color: #FFB347; font-size: 1rem; letter-spacing: 2px; margin-bottom: 14px; }
.testimonial-text { font-size: .95rem; color: var(--c-muted); line-height: 1.75; margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-secondary) 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 700; color: #fff;
  flex-shrink: 0;
}
.author-name { font-size: .9rem; font-weight: 700; }
.author-meta { font-size: .78rem; color: var(--c-muted); }

/* ─── FAQ ─── */
.faq { padding: 100px 0; }
.faq-list { max-width: 760px; margin: 52px auto 0; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 14px; overflow: hidden;
}
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; background: none; border: none; cursor: pointer;
  color: var(--c-text); font-size: 1rem; font-weight: 600; text-align: left;
  gap: 16px; transition: color var(--transition);
}
.faq-question:hover { color: var(--c-primary-l); }
.faq-icon {
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(108,63,255,.15); border: 1px solid var(--c-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
  transition: transform var(--transition), background var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: rgba(108,63,255,.3); }
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height .35s cubic-bezier(.4,0,.2,1), padding .3s;
  padding: 0 24px;
}
.faq-item.open .faq-answer { max-height: 400px; padding: 0 24px 20px; }
.faq-answer p { color: var(--c-muted); font-size: .95rem; line-height: 1.8; }

/* ─── CTA BANNER ─── */
.cta-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, rgba(108,63,255,.2) 0%, rgba(0,212,170,.15) 100%);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  text-align: center;
}
.cta-banner h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 900; margin-bottom: 16px; }
.cta-banner p { color: var(--c-muted); font-size: 1.05rem; margin-bottom: 36px; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ─── FOOTER ─── */
.site-footer {
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  padding: 60px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: 40px; margin-bottom: 40px;
}
.footer-brand-desc { color: var(--c-muted); font-size: .9rem; line-height: 1.7; margin-top: 14px; }
.footer-social { display: flex; gap: 12px; margin-top: 20px; }
.social-btn {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--c-surface2); border: 1px solid var(--c-border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; transition: transform var(--transition), border-color var(--transition);
}
.social-btn:hover { transform: translateY(-3px); border-color: var(--c-primary-l); }
.footer-col-title { font-size: .82rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--c-primary-l); margin-bottom: 16px; }
.footer-col-links { display: flex; flex-direction: column; gap: 10px; }
.footer-col-links a { font-size: .9rem; color: var(--c-muted); transition: color var(--transition); }
.footer-col-links a:hover { color: var(--c-white); }
.footer-bottom {
  border-top: 1px solid var(--c-border);
  padding-top: 24px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: .82rem; color: var(--c-muted); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { font-size: .82rem; color: var(--c-muted); transition: color var(--transition); }
.footer-bottom-links a:hover { color: var(--c-white); }

/* ─── PAGE (subpages) ─── */
.page-hero {
  padding: 120px 0 60px;
  background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(108,63,255,.2) 0%, transparent 70%), var(--c-bg);
}
.page-hero h1 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 900; margin-bottom: 16px; }
.page-hero p { color: var(--c-muted); max-width: 600px; }
.page-content { padding: 60px 0 100px; }
.page-content h2 { font-size: 1.4rem; font-weight: 800; margin: 40px 0 12px; color: var(--c-primary-l); }
.page-content h3 { font-size: 1.1rem; font-weight: 700; margin: 28px 0 8px; }
.page-content p { color: var(--c-muted); line-height: 1.85; margin-bottom: 16px; font-size: .95rem; }
.page-content ul { margin: 12px 0 16px 20px; display: flex; flex-direction: column; gap: 8px; }
.page-content ul li { color: var(--c-muted); font-size: .95rem; line-height: 1.75; list-style: disc; }
.page-back {
  display: inline-flex; align-items: center; gap: 6px;
  margin-bottom: 32px; font-size: .9rem; color: var(--c-primary-l);
  transition: gap var(--transition);
}
.page-back:hover { gap: 10px; }
.info-box {
  background: var(--c-surface2); border: 1px solid var(--c-border);
  border-radius: 14px; padding: 24px; margin: 24px 0;
}
.info-box.accent-green { border-color: rgba(0,212,170,.3); background: rgba(0,212,170,.05); }
.info-box.accent-blue { border-color: rgba(68,136,255,.3); background: rgba(68,136,255,.05); }

/* ─── SITEMAP ─── */
.sitemap-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; margin-top: 40px; }
.sitemap-section h3 { font-size: 1rem; font-weight: 700; color: var(--c-primary-l); margin-bottom: 14px; }
.sitemap-section ul { display: flex; flex-direction: column; gap: 8px; }
.sitemap-section a { color: var(--c-muted); font-size: .9rem; transition: color var(--transition); }
.sitemap-section a:hover { color: var(--c-white); }

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links, .nav-actions { display: none; }
  .nav-toggle { display: flex; }
  .hero-inner { flex-direction: column; text-align: center; }
  .hero-visual { flex: none; max-width: 100%; width: 100%; }
  .hero-cta { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-badge { left: 50%; transform: translateX(-50%); bottom: -16px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-headline { font-size: 2rem; }
  .pricing-card.featured { transform: none; }
  .pricing-card.featured:hover { transform: translateY(-6px); }
}

/* ─── SCROLL ANIMATIONS ─── */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--c-bg); }
::-webkit-scrollbar-thumb { background: var(--c-primary); border-radius: 3px; }

/* ════════════════════════════════════
   ARTICLE PAGE — SEO Blog Post
════════════════════════════════════ */

/* Article layout */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  align-items: start;
  padding: 80px 0 100px;
}
.article-body { min-width: 0; }
.article-sidebar { position: sticky; top: 88px; }

/* Article hero */
.article-hero {
  padding: 120px 0 0;
  background:
    radial-gradient(ellipse 70% 60% at 50% 0%, rgba(108,63,255,.18) 0%, transparent 70%),
    var(--c-bg);
  border-bottom: 1px solid var(--c-border);
  margin-bottom: 0;
}
.article-hero-inner { max-width: 820px; padding-bottom: 52px; }
.article-breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: .82rem; color: var(--c-muted); margin-bottom: 24px; flex-wrap: wrap;
}
.article-breadcrumb a { color: var(--c-primary-l); transition: color var(--transition); }
.article-breadcrumb a:hover { color: var(--c-white); }
.article-breadcrumb span { color: var(--c-border); }
.article-meta {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  margin-top: 20px; margin-bottom: 0;
}
.article-meta-item { display: flex; align-items: center; gap: 6px; font-size: .82rem; color: var(--c-muted); }
.article-tag {
  padding: 3px 10px; border-radius: var(--r-pill);
  font-size: .72rem; font-weight: 700;
  background: rgba(108,63,255,.15); border: 1px solid var(--c-border);
  color: var(--c-primary-l);
}
.article-hero h1 {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 900; line-height: 1.25;
  margin: 16px 0 12px; letter-spacing: -.025em;
}
.article-hero .lead {
  font-size: 1.1rem; color: var(--c-muted); line-height: 1.8; max-width: 720px;
}

/* Article body typography */
.art-section { margin-bottom: 52px; }
.art-section h2 {
  font-size: 1.5rem; font-weight: 900; margin-bottom: 16px;
  color: var(--c-text); line-height: 1.3;
  padding-left: 16px;
  border-left: 4px solid var(--c-primary);
}
.art-section h3 {
  font-size: 1.1rem; font-weight: 800; margin: 28px 0 12px;
  color: var(--c-primary-l);
}
.art-section p {
  font-size: .97rem; color: var(--c-muted); line-height: 1.9;
  margin-bottom: 16px;
}
.art-section p strong { color: var(--c-text); font-weight: 700; }
.art-section a {
  color: var(--c-primary-l); text-decoration: underline;
  text-underline-offset: 3px; transition: color var(--transition);
}
.art-section a:hover { color: var(--c-white); }
.art-ul {
  list-style: none; margin: 16px 0 24px;
  display: flex; flex-direction: column; gap: 10px;
}
.art-ul li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: .95rem; color: var(--c-muted); line-height: 1.7;
}
.art-ul li::before {
  content: '▸'; color: var(--c-secondary); font-size: .9rem;
  flex-shrink: 0; margin-top: 2px;
}

/* Comparison table */
.art-table-wrap { overflow-x: auto; margin: 24px 0; border-radius: 14px; border: 1px solid var(--c-border); }
.art-table {
  width: 100%; border-collapse: collapse; min-width: 540px;
  font-size: .9rem;
}
.art-table th {
  background: var(--c-surface2); padding: 14px 18px;
  font-weight: 700; color: var(--c-primary-l);
  text-align: left; border-bottom: 1px solid var(--c-border);
  font-size: .82rem; letter-spacing: .06em; text-transform: uppercase;
}
.art-table td {
  padding: 13px 18px; border-bottom: 1px solid rgba(108,63,255,.1);
  color: var(--c-muted); vertical-align: middle;
}
.art-table tr:last-child td { border-bottom: none; }
.art-table tr:hover td { background: rgba(108,63,255,.04); }
.art-table .highlight-row td { background: rgba(108,63,255,.08); color: var(--c-text); font-weight: 600; }
.art-table .ok  { color: var(--c-secondary); font-weight: 700; }
.art-table .no  { color: #666; }
.art-table .mid { color: var(--c-warning); font-weight: 600; }

/* Highlight box */
.art-highlight {
  background: linear-gradient(135deg, rgba(108,63,255,.12) 0%, rgba(0,212,170,.08) 100%);
  border: 1px solid rgba(108,63,255,.3);
  border-left: 4px solid var(--c-primary);
  border-radius: 0 14px 14px 0;
  padding: 20px 24px; margin: 24px 0;
}
.art-highlight p { margin: 0; color: var(--c-text) !important; font-size: .95rem !important; }
.art-highlight p strong { color: var(--c-primary-l); }

/* Tip box */
.art-tip {
  background: rgba(0,212,170,.06); border: 1px solid rgba(0,212,170,.25);
  border-radius: 14px; padding: 18px 22px; margin: 20px 0;
  display: flex; gap: 14px; align-items: flex-start;
}
.art-tip-icon { font-size: 1.3rem; flex-shrink: 0; }
.art-tip p { margin: 0; color: var(--c-muted); font-size: .9rem; line-height: 1.7; }

/* Rating stars */
.art-rating { display: flex; align-items: center; gap: 6px; margin: 8px 0; }
.art-rating-stars { color: #FFB347; font-size: 1.1rem; letter-spacing: 2px; }
.art-rating-score { font-size: .9rem; font-weight: 700; color: var(--c-text); }
.art-rating-label { font-size: .82rem; color: var(--c-muted); }

/* Score card */
.art-score-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(140px,1fr)); gap: 14px; margin: 24px 0; }
.art-score-box {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: 14px; padding: 18px 16px; text-align: center;
  transition: transform var(--transition);
}
.art-score-box:hover { transform: translateY(-3px); }
.art-score-num { font-size: 2rem; font-weight: 900; line-height: 1; }
.art-score-num.green { color: var(--c-secondary); }
.art-score-num.purple { color: var(--c-primary-l); }
.art-score-num.orange { color: var(--c-warning); }
.art-score-lbl { font-size: .75rem; color: var(--c-muted); margin-top: 6px; font-weight: 600; }

/* Steps */
.art-steps { display: flex; flex-direction: column; gap: 16px; margin: 24px 0; }
.art-step {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: 14px; padding: 18px 20px;
}
.art-step-num {
  width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-l) 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem; font-weight: 900; color: #fff;
  box-shadow: 0 2px 10px rgba(108,63,255,.4);
}
.art-step-content h4 { font-size: .95rem; font-weight: 700; margin-bottom: 4px; }
.art-step-content p { margin: 0; font-size: .88rem; color: var(--c-muted); line-height: 1.65; }

/* Article FAQ */
.art-faq { display: flex; flex-direction: column; gap: 12px; margin: 24px 0; }
.art-faq-item {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: 12px; overflow: hidden;
}
.art-faq-q {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px; background: none; border: none; cursor: pointer;
  color: var(--c-text); font-size: .95rem; font-weight: 600; text-align: left;
  gap: 12px; transition: color var(--transition);
}
.art-faq-q:hover { color: var(--c-primary-l); }
.art-faq-icon { font-size: 1rem; color: var(--c-primary-l); flex-shrink: 0; transition: transform var(--transition); }
.art-faq-item.open .art-faq-icon { transform: rotate(45deg); }
.art-faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease, padding .25s; padding: 0 20px; }
.art-faq-item.open .art-faq-a { max-height: 300px; padding: 0 20px 16px; }
.art-faq-a p { margin: 0; font-size: .9rem; color: var(--c-muted); line-height: 1.75; }

/* Article CTA box */
.art-cta-box {
  background: linear-gradient(135deg, rgba(108,63,255,.15) 0%, rgba(0,212,170,.1) 100%);
  border: 1px solid rgba(108,63,255,.3); border-radius: 20px;
  padding: 36px; text-align: center; margin: 48px 0;
}
.art-cta-box h3 { font-size: 1.4rem; font-weight: 900; margin-bottom: 10px; }
.art-cta-box p { color: var(--c-muted); font-size: .95rem; margin-bottom: 24px; }

/* Sidebar */
.sidebar-card {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: 16px; padding: 24px; margin-bottom: 20px;
}
.sidebar-title { font-size: .82rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--c-primary-l); margin-bottom: 16px; }
.sidebar-toc { display: flex; flex-direction: column; gap: 8px; }
.sidebar-toc a {
  font-size: .85rem; color: var(--c-muted); padding: 6px 10px;
  border-radius: 8px; border-left: 2px solid transparent;
  transition: all var(--transition); display: block;
}
.sidebar-toc a:hover,
.sidebar-toc a.toc-active { color: var(--c-primary-l); background: rgba(108,63,255,.08); border-left-color: var(--c-primary); }
.sidebar-divider { height: 1px; background: var(--c-border); margin: 12px 0; }
.sidebar-plans { display: flex; flex-direction: column; gap: 10px; }
.sidebar-plan {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 12px; border-radius: 10px;
  background: var(--c-surface2); border: 1px solid var(--c-border);
}
.sidebar-plan-name { font-size: .82rem; font-weight: 700; }
.sidebar-plan-price { font-size: .9rem; font-weight: 900; color: var(--c-secondary); }
.sidebar-share { display: flex; gap: 8px; margin-top: 4px; }
.sidebar-share a {
  flex: 1; padding: 8px; border-radius: 8px; text-align: center; font-size: .8rem;
  background: var(--c-surface2); border: 1px solid var(--c-border);
  color: var(--c-muted); transition: all var(--transition);
}
.sidebar-share a:hover { color: var(--c-primary-l); border-color: var(--c-primary-l); }

/* Article footer nav */
.art-prev-next {
  display: flex; gap: 16px; margin-top: 52px; flex-wrap: wrap;
}
.art-nav-card {
  flex: 1; min-width: 200px;
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: 14px; padding: 18px 20px;
  transition: transform var(--transition), border-color var(--transition);
}
.art-nav-card:hover { transform: translateY(-3px); border-color: var(--c-primary-l); }
.art-nav-dir { font-size: .75rem; color: var(--c-muted); margin-bottom: 6px; }
.art-nav-title { font-size: .9rem; font-weight: 700; color: var(--c-primary-l); }

/* FAQ link banner on main FAQ section */
.faq-article-link {
  max-width: 760px; margin: 20px auto 0;
  background: rgba(108,63,255,.08); border: 1px solid rgba(108,63,255,.25);
  border-radius: 14px; padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  flex-wrap: wrap;
}
.faq-article-link p { font-size: .9rem; color: var(--c-muted); margin: 0; }
.faq-article-link a { color: var(--c-primary-l); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

/* Responsive article */
@media (max-width: 960px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; display: none; }
}
@media (max-width: 600px) {
  .art-score-grid { grid-template-columns: 1fr 1fr; }
  .art-prev-next { flex-direction: column; }
  .art-table { min-width: 400px; }
}