/* ===================================================
   NEWSPACE — Corporate Site Styles
   科技風格設計語言
   =================================================== */

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

:root {
  --ns-bg:        #070b14;
  --ns-bg-2:      #0d1322;
  --ns-bg-3:      #131b2e;
  --ns-surface:   rgba(255,255,255,0.06);
  --ns-surface-2: rgba(255,255,255,0.10);
  --ns-border:    rgba(255,255,255,0.10);
  --ns-border-2:  rgba(255,255,255,0.18);
  --ns-blue:      #4f9eff;
  --ns-blue-lt:   #7cb9ff;
  --ns-cyan:      #22d3ee;
  --ns-purple:    #a78bfa;
  --ns-green:     #34d399;
  --ns-accent:    #4f9eff;
  --ns-accent-glow: rgba(79,158,255,0.40);
  --ns-gold:      #fbbf24;        /* BOKUDO link highlight */
  --ns-text:      rgba(255,255,255,0.95);
  --ns-text-2:    rgba(255,255,255,0.65);
  --ns-text-3:    rgba(255,255,255,0.38);
  --ns-white:     #ffffff;
  --ns-r:         10px;
  --ns-ease:      0.3s ease;
  --ns-font:      'Inter', 'Noto Sans JP', 'Noto Sans TC', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--ns-font);
  background: var(--ns-bg);
  color: var(--ns-text);
  line-height: 1.7;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.ns-container { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.ns-section { padding: 110px 0; }

/* ===================================================
   BUTTONS
   =================================================== */
.ns-btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 30px;
  background: var(--ns-blue);
  color: var(--ns-white);
  border: none; border-radius: 6px;
  font-size: 0.9rem; font-weight: 600; font-family: var(--ns-font);
  letter-spacing: 0.3px; cursor: pointer;
  transition: var(--ns-ease);
  position: relative; overflow: hidden;
}
.ns-btn-primary::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
  transform: translateX(-100%); transition: 0.5s ease;
}
.ns-btn-primary:hover::before { transform: translateX(100%); }
.ns-btn-primary:hover {
  background: var(--ns-blue-lt);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px var(--ns-accent-glow);
}
.ns-btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 30px;
  background: transparent;
  color: var(--ns-text-2);
  border: 1px solid var(--ns-border-2);
  border-radius: 6px;
  font-size: 0.9rem; font-weight: 500; font-family: var(--ns-font);
  cursor: pointer; transition: var(--ns-ease);
}
.ns-btn-ghost:hover {
  color: var(--ns-white);
  border-color: rgba(255,255,255,0.35);
  transform: translateY(-2px);
}
.ns-btn-contact {
  display: inline-flex; align-items: center;
  padding: 9px 22px;
  background: var(--ns-surface-2);
  color: var(--ns-white);
  border: 1px solid var(--ns-border-2);
  border-radius: 20px;
  font-size: 0.82rem; font-weight: 600;
  transition: var(--ns-ease);
}
.ns-btn-contact:hover {
  background: var(--ns-blue);
  border-color: var(--ns-blue);
  box-shadow: 0 4px 20px var(--ns-accent-glow);
}
.ns-btn-full { width: 100%; justify-content: center; }

/* ===================================================
   SECTION HEADER
   =================================================== */
.ns-sec-head { text-align: center; margin-bottom: 64px; }
.ns-sec-tag {
  display: inline-block;
  font-size: 0.7rem; font-weight: 700; letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--ns-blue);
  border: 1px solid rgba(59,130,246,0.3);
  padding: 5px 16px; border-radius: 20px;
  margin-bottom: 20px;
  background: rgba(59,130,246,0.06);
}
.ns-sec-title {
  font-size: 2.1rem; font-weight: 800;
  color: var(--ns-white);
  margin-bottom: 14px; letter-spacing: -0.5px; line-height: 1.25;
}
.ns-sec-desc { font-size: 0.95rem; color: var(--ns-text-2); }

/* ===================================================
   NAVBAR
   =================================================== */
.ns-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(6,6,8,0.85);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--ns-border);
  transition: var(--ns-ease);
}
.ns-nav.scrolled {
  background: rgba(6,6,8,0.96);
  box-shadow: 0 4px 32px rgba(0,0,0,0.5);
}
.ns-nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 28px;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}

/* Logo */
.ns-logo {
  display: flex; align-items: center; gap: 11px;
}
.ns-logo-mark {
  width: 32px; height: 32px;
  position: relative; display: flex; align-items: center; justify-content: center;
}
.ns-logo-cube {
  width: 20px; height: 20px;
  border: 2px solid var(--ns-blue);
  transform: rotate(45deg);
  position: relative;
  transition: var(--ns-ease);
}
.ns-logo-cube::before {
  content: ''; position: absolute;
  width: 10px; height: 10px;
  background: var(--ns-blue);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 1px;
}
.ns-logo:hover .ns-logo-cube { transform: rotate(90deg); border-color: var(--ns-cyan); }
.ns-logo:hover .ns-logo-cube::before { background: var(--ns-cyan); }
.ns-logo-text {
  font-size: 1.05rem; font-weight: 800;
  color: var(--ns-white); letter-spacing: 3px;
  text-transform: uppercase;
}

.ns-nav-links {
  display: flex; gap: 32px;
}
.ns-nav-links a {
  font-size: 0.85rem; font-weight: 500;
  color: var(--ns-text-2); letter-spacing: 0.3px;
  transition: var(--ns-ease);
}
.ns-nav-links a:hover { color: var(--ns-white); }
.ns-nav-links a.active { color: var(--ns-blue); }

.ns-nav-actions { display: flex; align-items: center; gap: 12px; }
.ns-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.ns-hamburger span {
  width: 22px; height: 2px;
  background: var(--ns-text-2); border-radius: 2px; display: block;
  transition: var(--ns-ease);
}

/* Language toggle */
.ns-lang-toggle {
  display: inline-flex; align-items: center; gap: 5px;
  background: var(--ns-surface); border: 1px solid var(--ns-border-2);
  border-radius: 20px; padding: 5px 14px;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.5px;
  cursor: pointer; transition: var(--ns-ease);
  color: var(--ns-text-2);
}
.ns-lang-toggle:hover { border-color: var(--ns-blue); color: var(--ns-white); }
.ns-lang-opt { transition: var(--ns-ease); }
.ns-lang-opt.active { color: var(--ns-blue); }
.ns-lang-div { color: var(--ns-text-3); }

/* ===================================================
   HERO
   =================================================== */
.ns-hero {
  min-height: 100vh;
  background: var(--ns-bg);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  position: relative; overflow: hidden;
  padding: 100px 28px 60px;
}

/* Grid background */
.ns-grid-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(79,158,255,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,158,255,0.07) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
}

/* AI Neural Network Canvas */
.ns-neural-canvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none; opacity: 0.55;
}

/* Orbs */
.ns-orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px); pointer-events: none;
}
.ns-orb-1 {
  width: 600px; height: 600px; top: -180px; left: -120px;
  background: rgba(79,158,255,0.20);
  animation: orbFloat 12s ease-in-out infinite;
}
.ns-orb-2 {
  width: 480px; height: 480px; bottom: -120px; right: -80px;
  background: rgba(167,139,250,0.16);
  animation: orbFloat 15s ease-in-out infinite reverse;
}
.ns-orb-3 {
  width: 360px; height: 360px; top: 40%; left: 55%;
  background: rgba(34,211,238,0.12);
  animation: orbFloat 10s ease-in-out infinite 3s;
}
@keyframes orbFloat {
  0%,100% { transform: translate(0,0) scale(1); }
  33%      { transform: translate(30px,-20px) scale(1.05); }
  66%      { transform: translate(-20px,15px) scale(0.97); }
}

/* Scan line */
.ns-scanline {
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, rgba(59,130,246,0.6), transparent);
  animation: scanDown 8s linear infinite;
  pointer-events: none;
}
@keyframes scanDown {
  0%   { top: 0; opacity: 0; }
  5%   { opacity: 1; }
  95%  { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

/* Hero content */
.ns-hero-content {
  position: relative; z-index: 2;
  text-align: center; max-width: 860px;
  margin-bottom: 56px;
}
.ns-hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--ns-blue);
  border: 1px solid rgba(59,130,246,0.25);
  padding: 7px 18px; border-radius: 20px;
  background: rgba(59,130,246,0.06);
  margin-bottom: 32px;
}
.ns-badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ns-blue);
  animation: pulseDot 2s ease-in-out infinite;
}
@keyframes pulseDot {
  0%,100% { opacity: 1; box-shadow: 0 0 0 0 rgba(59,130,246,0.4); }
  50%      { opacity: 0.7; box-shadow: 0 0 0 6px rgba(59,130,246,0); }
}
.ns-hero-h1 {
  display: flex; flex-direction: column; gap: 4px;
  margin-bottom: 24px;
}
.ns-h1-line {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 900; line-height: 1.1;
  color: var(--ns-white);
  letter-spacing: -1.5px;
}
.ns-h1-accent {
  background: linear-gradient(90deg, var(--ns-blue), var(--ns-cyan), var(--ns-purple));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% auto;
  animation: gradMove 4s ease infinite;
}
@keyframes gradMove {
  0%,100% { background-position: 0% center; }
  50%      { background-position: 100% center; }
}
.ns-hero-lead {
  font-size: 1rem; color: var(--ns-text-2); line-height: 1.85;
  max-width: 620px; margin: 0 auto 40px;
}
.ns-hero-ctas { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* Stat cards */
.ns-hero-stats {
  position: relative; z-index: 2;
  display: flex; gap: 16px; flex-wrap: wrap; justify-content: center;
}
.ns-stat-card {
  background: var(--ns-surface);
  border: 1px solid var(--ns-border);
  border-radius: 12px; padding: 20px 32px;
  text-align: center; backdrop-filter: blur(12px);
  transition: var(--ns-ease);
  position: relative; overflow: hidden;
}
.ns-stat-card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--ns-blue), transparent);
  opacity: 0; transition: var(--ns-ease);
}
.ns-stat-card:hover { border-color: rgba(59,130,246,0.3); transform: translateY(-3px); }
.ns-stat-card:hover::before { opacity: 1; }
.ns-stat-num {
  font-size: 2.2rem; font-weight: 900;
  color: var(--ns-white); line-height: 1;
  margin-bottom: 6px;
  font-variant-numeric: tabular-nums;
}
.ns-stat-card--1 .ns-stat-num { color: var(--ns-blue); }
.ns-stat-card--2 .ns-stat-num { color: var(--ns-cyan); }
.ns-stat-card--3 .ns-stat-num { color: var(--ns-purple); }
.ns-stat-label { font-size: 0.75rem; color: var(--ns-text-3); letter-spacing: 1px; }

/* Scroll hint */
.ns-scroll-hint {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--ns-text-3); font-size: 0.72rem; letter-spacing: 2px;
  animation: fadeInUp 2s ease 1.5s both;
}
@keyframes fadeInUp {
  from { opacity:0; transform: translateX(-50%) translateY(10px); }
  to   { opacity:1; transform: translateX(-50%) translateY(0); }
}
.ns-scroll-arrow {
  width: 18px; height: 28px;
  border: 1.5px solid rgba(255,255,255,0.15);
  border-radius: 9px; position: relative;
}
.ns-scroll-arrow::before {
  content: ''; position: absolute;
  width: 4px; height: 8px;
  background: var(--ns-blue);
  border-radius: 2px;
  top: 5px; left: 50%; transform: translateX(-50%);
  animation: scrollBob 1.8s ease-in-out infinite;
}
@keyframes scrollBob {
  0%,100% { top:5px; opacity:1; }
  100%     { top:13px; opacity:0; }
}

/* ===================================================
   ABOUT
   =================================================== */
.ns-about { background: var(--ns-bg-2); position: relative; overflow: hidden; }

/* Circuit board AI imagery */
.ns-circuit-bg {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.18;
  background-image:
    /* horizontal traces */
    linear-gradient(90deg, transparent 0%, transparent 30%, rgba(79,158,255,0.6) 30%, rgba(79,158,255,0.6) 31%, transparent 31%),
    linear-gradient(90deg, transparent 0%, transparent 60%, rgba(34,211,238,0.5) 60%, rgba(34,211,238,0.5) 61%, transparent 61%),
    linear-gradient(90deg, transparent 0%, transparent 75%, rgba(167,139,250,0.5) 75%, rgba(167,139,250,0.5) 76%, transparent 76%),
    /* vertical traces */
    linear-gradient(180deg, transparent 0%, transparent 20%, rgba(79,158,255,0.6) 20%, rgba(79,158,255,0.6) 21%, transparent 21%),
    linear-gradient(180deg, transparent 0%, transparent 55%, rgba(34,211,238,0.5) 55%, rgba(34,211,238,0.5) 56%, transparent 56%),
    linear-gradient(180deg, transparent 0%, transparent 80%, rgba(167,139,250,0.5) 80%, rgba(167,139,250,0.5) 81%, transparent 81%);
  background-size: 200px 200px;
  mask-image: radial-gradient(ellipse 70% 70% at 80% 50%, black 20%, transparent 80%);
}
.ns-about-layout {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}
.ns-about-text .ns-sec-tag { display: inline-block; }
.ns-about-text h2 {
  font-size: 1.9rem; font-weight: 800;
  color: var(--ns-white); margin: 16px 0 20px;
  letter-spacing: -0.5px; line-height: 1.25;
}
.ns-about-desc {
  color: var(--ns-text-2); font-size: 0.95rem; line-height: 1.85;
  margin-bottom: 36px;
}
.ns-about-pillars { display: flex; flex-direction: column; gap: 18px; }
.ns-pillar {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 16px 20px;
  background: var(--ns-surface);
  border: 1px solid var(--ns-border);
  border-radius: var(--ns-r);
  transition: var(--ns-ease);
}
.ns-pillar:hover { border-color: rgba(59,130,246,0.3); background: var(--ns-surface-2); }
.ns-pillar-icon {
  font-size: 1.1rem; color: var(--ns-blue);
  flex-shrink: 0; margin-top: 2px;
}
.ns-pillar strong { display: block; color: var(--ns-white); font-size: 0.875rem; margin-bottom: 3px; }
.ns-pillar p { font-size: 0.8rem; color: var(--ns-text-2); }

/* Hex grid */
.ns-hexgrid {
  position: relative; width: 360px; height: 360px; margin: 0 auto;
}
.ns-hex {
  position: absolute;
  width: 96px; height: 96px;
  clip-path: polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 1px;
  color: var(--ns-text-2); text-align: center; line-height: 1.3;
  transition: var(--ns-ease);
  cursor: default;
}
.ns-hex:hover { color: var(--ns-white); transform: scale(1.08); }
.ns-hex-center {
  background: var(--ns-blue);
  color: var(--ns-white) !important;
  width: 110px; height: 110px;
  font-size: 0.78rem; font-weight: 800;
  top: 50%; left: 50%; transform: translate(-50%,-50%);
  box-shadow: 0 0 40px rgba(59,130,246,0.4);
}
.ns-hex-1  { background: rgba(59,130,246,0.12); border: 1px solid rgba(59,130,246,0.2); top:  0px; left: 132px; }
.ns-hex-2  { background: rgba(6,182,212,0.10);  border: 1px solid rgba(6,182,212,0.2);  top: 60px; left: 230px; }
.ns-hex-3  { background: rgba(139,92,246,0.10); border: 1px solid rgba(139,92,246,0.2); top: 60px; left:  34px; }
.ns-hex-4  { background: rgba(16,185,129,0.10); border: 1px solid rgba(16,185,129,0.2); top:180px; left: 230px; }
.ns-hex-5  { background: rgba(245,158,11,0.10); border: 1px solid rgba(245,158,11,0.2); top:180px; left:  34px; }

/* ===================================================
   HISTORY / TIMELINE
   =================================================== */
.ns-history { background: var(--ns-bg-3); }
.ns-timeline {
  max-width: 760px; margin: 0 auto;
  position: relative;
}
.ns-timeline::before {
  content: ''; position: absolute;
  left: 88px; top: 0; bottom: 0; width: 1px;
  background: linear-gradient(180deg, var(--ns-blue), rgba(79,158,255,0.1));
}
.ns-tl-item {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 0 28px;
  margin-bottom: 28px;
  position: relative;
}
.ns-tl-item::before {
  content: ''; position: absolute;
  left: 84px; top: 14px;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--ns-bg-3);
  border: 2px solid var(--ns-blue);
  z-index: 1;
}
.ns-tl-item--current::before {
  background: var(--ns-blue);
  box-shadow: 0 0 12px var(--ns-accent-glow);
}
.ns-tl-item--founded::before {
  background: var(--ns-cyan);
  border-color: var(--ns-cyan);
  box-shadow: 0 0 12px rgba(34,211,238,0.5);
}
.ns-tl-year {
  font-size: 0.95rem; font-weight: 800;
  color: var(--ns-blue); letter-spacing: 1px;
  text-align: right; padding-top: 8px;
  line-height: 1;
}
.ns-tl-content {
  background: var(--ns-surface);
  border: 1px solid var(--ns-border);
  border-radius: 10px; padding: 14px 20px;
  transition: var(--ns-ease);
}
.ns-tl-content:hover {
  border-color: rgba(79,158,255,0.3);
  background: var(--ns-surface-2);
}
.ns-tl-badge {
  display: inline-block;
  font-size: 0.65rem; font-weight: 700; letter-spacing: 1px;
  color: var(--ns-blue); background: rgba(79,158,255,0.1);
  border: 1px solid rgba(79,158,255,0.25);
  padding: 2px 10px; border-radius: 10px;
  margin-bottom: 6px; text-transform: uppercase;
}
.ns-tl-month {
  font-size: 0.72rem; font-weight: 700;
  color: var(--ns-cyan); margin-bottom: 4px;
  letter-spacing: 0.5px;
}
.ns-tl-content p {
  font-size: 0.875rem; color: var(--ns-text-2); line-height: 1.6;
}
.ns-tl-item--current .ns-tl-content {
  border-color: rgba(79,158,255,0.3);
  background: rgba(79,158,255,0.05);
}
.ns-tl-item--current .ns-tl-content p { color: var(--ns-text); }
.ns-tl-item--founded .ns-tl-content {
  border-color: rgba(34,211,238,0.25);
}
.ns-tl-item--founded .ns-tl-month { color: var(--ns-cyan); }

/* ===================================================
   TRAINING
   =================================================== */
.ns-training { background: var(--ns-bg-2); }
.ns-train-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 24px; margin-bottom: 32px;
}
.ns-train-card {
  background: var(--ns-surface);
  border: 1px solid var(--ns-border);
  border-radius: 16px; padding: 32px;
  transition: var(--ns-ease);
}
.ns-train-card:hover {
  border-color: rgba(79,158,255,0.3);
  background: var(--ns-surface-2);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}
.ns-train-header {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--ns-border);
}
.ns-train-icon {
  font-size: 1.2rem;
  color: var(--ns-blue);
}
.ns-train-card h3 {
  font-size: 1rem; font-weight: 700;
  color: var(--ns-white); letter-spacing: 0.3px;
}
.ns-train-list {
  display: flex; flex-direction: column; gap: 14px;
  list-style: none;
}
.ns-train-list li {
  display: flex; flex-direction: column; gap: 3px;
  padding-left: 4px;
  position: relative;
}
.ns-train-dot {
  position: absolute; left: -16px; top: 7px;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ns-blue); flex-shrink: 0;
}
.ns-train-list li > span:not(.ns-train-dot):not(.ns-train-sub) {
  font-size: 0.875rem; color: var(--ns-text);
  font-weight: 500;
}
.ns-train-sub {
  font-size: 0.72rem; color: var(--ns-text-3);
  padding-left: 2px;
}
.ns-train-notes {
  display: flex; flex-direction: column; gap: 10px;
  background: rgba(79,158,255,0.04);
  border: 1px solid rgba(79,158,255,0.12);
  border-radius: 10px; padding: 20px 24px;
}
.ns-train-note {
  display: flex; gap: 10px; align-items: flex-start;
}
.ns-train-asterisk {
  color: var(--ns-blue); font-weight: 700;
  flex-shrink: 0; font-size: 0.9rem;
}
.ns-train-note p {
  font-size: 0.8rem; color: var(--ns-text-3); line-height: 1.7;
}
@media (max-width: 640px) {
  .ns-train-grid { grid-template-columns: 1fr; }
}

/* ===================================================
   BUSINESS UNITS
   =================================================== */
.ns-business { background: var(--ns-bg); }
.ns-biz-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 20px;
}

/* Featured card spans full width */
.ns-biz-card--featured {
  grid-column: 1 / -1;
  display: grid !important;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto;
  gap: 0 48px;
  align-items: start;
  background: linear-gradient(135deg, rgba(59,130,246,0.10) 0%, rgba(139,92,246,0.08) 100%);
  border-color: rgba(59,130,246,0.30) !important;
}
.ns-biz-card--featured .ns-biz-header { grid-column: 1; }
.ns-biz-card--featured .ns-biz-name   { grid-column: 1; }
.ns-biz-card--featured .ns-biz-tagline{ grid-column: 1; }
.ns-biz-card--featured .ns-biz-desc   { grid-column: 2; grid-row: 1 / 4; align-self: start; margin-top: 60px; }
.ns-biz-card--featured .ns-biz-tags   { grid-column: 1; }
.ns-biz-card--featured .ns-biz-cta    { grid-column: 1; }
.ns-biz-card--featured .ns-biz-glow {
  grid-column: 1 / -1; grid-row: 1;
  position: absolute; top:-80px; right:-60px;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,246,0.15), transparent 70%);
  pointer-events: none;
}

.ns-biz-card {
  display: flex; flex-direction: column;
  background: var(--ns-surface);
  border: 1px solid var(--ns-border);
  border-radius: 16px; padding: 28px;
  position: relative; overflow: hidden;
  transition: var(--ns-ease);
  text-decoration: none; color: var(--ns-text);
}
a.ns-biz-card:hover {
  border-color: rgba(59,130,246,0.4);
  transform: translateY(-5px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.35), 0 0 30px rgba(59,130,246,0.1);
}
.ns-biz-card--coming {
  opacity: 0.7;
}
.ns-biz-card--coming:hover {
  opacity: 1;
  border-color: var(--ns-border-2);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}

/* Business card inner */
.ns-biz-header {
  display: flex; justify-content: space-between;
  align-items: flex-start; margin-bottom: 16px;
}
.ns-biz-logo {
  width: 52px; height: 52px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 900;
  flex-shrink: 0;
}
.ns-biz-logo--bokudo {
  background: linear-gradient(135deg, #1a1000, #3d2800);
  border: 1px solid rgba(201,168,76,0.3);
  color: #c9a84c; font-family: 'Noto Serif TC', serif;
}
.ns-biz-logo--ai     { background: linear-gradient(135deg,#1e3a5f,#0d1f3c); border:1px solid rgba(59,130,246,.3); color:var(--ns-blue); font-size:.85rem; }
.ns-biz-logo--space  { background: linear-gradient(135deg,#2d1b69,#1a0f3d); border:1px solid rgba(139,92,246,.3); color:var(--ns-purple); font-size:.85rem; }
.ns-biz-logo--data   { background: linear-gradient(135deg,#0d3d2e,#061f18); border:1px solid rgba(16,185,129,.3); color:var(--ns-green); font-size:.85rem; }
.ns-biz-logo--edu    { background: linear-gradient(135deg,#3d2000,#1f1000); border:1px solid rgba(245,158,11,.3); color:var(--ns-gold); font-size:.85rem; }
.ns-biz-logo--lab    { background: linear-gradient(135deg,#3d0d1f,#1f0610); border:1px solid rgba(244,63,94,.3); color:#f43f5e; font-size:1.4rem; }

.ns-biz-badges { display: flex; flex-direction: column; gap: 6px; align-items: flex-end; }
.ns-badge-live {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 1px;
  color: var(--ns-green); background: rgba(16,185,129,0.12);
  border: 1px solid rgba(16,185,129,0.3);
  padding: 3px 10px; border-radius: 12px;
  animation: badgePulse 2s ease-in-out infinite;
}
@keyframes badgePulse { 0%,100%{opacity:1} 50%{opacity:.65} }
.ns-badge-new {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 1px;
  color: var(--ns-blue); background: rgba(59,130,246,0.10);
  border: 1px solid rgba(59,130,246,0.25);
  padding: 3px 10px; border-radius: 12px;
}
.ns-badge-coming {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 1px;
  color: var(--ns-text-3); background: rgba(255,255,255,0.04);
  border: 1px solid var(--ns-border);
  padding: 3px 10px; border-radius: 12px;
}

.ns-biz-name {
  font-size: 1.1rem; font-weight: 800;
  color: var(--ns-white); margin-bottom: 4px; letter-spacing: 0.3px;
}
.ns-biz-tagline {
  font-size: 0.78rem; color: var(--ns-blue); font-weight: 600;
  letter-spacing: 0.5px; margin-bottom: 14px;
}
.ns-biz-card--featured .ns-biz-name    { font-size: 1.5rem; }
.ns-biz-card--featured .ns-biz-tagline { font-size: 0.9rem; }

.ns-biz-desc {
  font-size: 0.85rem; color: var(--ns-text-2); line-height: 1.75;
  margin-bottom: 18px; flex: 1;
}
.ns-biz-card--featured .ns-biz-desc { font-size: 0.95rem; }

.ns-biz-tags {
  display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 20px;
}
.ns-biz-tags span {
  font-size: 0.68rem; font-weight: 600;
  color: var(--ns-text-2); background: var(--ns-surface-2);
  border: 1px solid var(--ns-border);
  padding: 3px 10px; border-radius: 10px; letter-spacing: 0.3px;
}
.ns-biz-card--featured .ns-biz-tags span {
  background: rgba(59,130,246,0.10);
  border-color: rgba(59,130,246,0.2);
  color: var(--ns-blue-lt);
}

.ns-biz-cta {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.85rem; font-weight: 700;
  color: var(--ns-blue); margin-top: auto;
  transition: var(--ns-ease);
}
.ns-biz-card--featured .ns-biz-cta { font-size: 1rem; }
a.ns-biz-card:hover .ns-biz-cta { gap: 10px; }
.ns-biz-cta--coming { color: var(--ns-text-3); }
.ns-arrow { transition: var(--ns-ease); }
a.ns-biz-card:hover .ns-arrow { transform: translateX(4px); }

/* ===================================================
   TECH STACK
   =================================================== */
.ns-tech {
  background: var(--ns-bg-2);
  position: relative; overflow: hidden;
}
.ns-tech::before {
  content: ''; position: absolute; top:0; left:0; right:0; bottom:0;
  background: radial-gradient(ellipse 60% 50% at 50% 100%, rgba(59,130,246,0.06), transparent);
  pointer-events: none;
}
.ns-tech-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; position: relative;
}
.ns-tech-card {
  background: var(--ns-surface);
  border: 1px solid var(--ns-border);
  border-radius: 14px; padding: 28px 24px;
  transition: var(--ns-ease); position: relative; overflow: hidden;
}
.ns-tech-card::after {
  content: ''; position: absolute; top:0; left:0; right:0; height:1px;
  background: linear-gradient(90deg, transparent, var(--ns-blue), transparent);
  opacity: 0; transition: var(--ns-ease);
}
.ns-tech-card:hover { border-color: rgba(59,130,246,0.25); transform: translateY(-3px); box-shadow: 0 12px 40px rgba(0,0,0,0.3); }
.ns-tech-card:hover::after { opacity: 1; }
.ns-tech-icon {
  width: 44px; height: 44px; color: var(--ns-blue);
  margin-bottom: 16px;
}
.ns-tech-icon svg { width: 100%; height: 100%; }
.ns-tech-card h3 {
  font-size: 0.95rem; font-weight: 700;
  color: var(--ns-white); margin-bottom: 10px;
}
.ns-tech-card p { font-size: 0.82rem; color: var(--ns-text-2); line-height: 1.7; margin-bottom: 16px; }
.ns-tech-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.ns-tech-tags span {
  font-size: 0.65rem; font-weight: 600;
  color: var(--ns-blue); background: rgba(59,130,246,0.08);
  border: 1px solid rgba(59,130,246,0.2);
  padding: 2px 9px; border-radius: 8px; letter-spacing: 0.3px;
}

/* ===================================================
   VISION / TERMINAL
   =================================================== */
.ns-vision { background: var(--ns-bg); }
.ns-vision-layout {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: start;
}

/* Terminal */
.ns-vision-terminal {
  background: #0a0a0f;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px; overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  font-family: 'Menlo', 'Monaco', 'Courier New', monospace;
}
.ns-terminal-bar {
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 12px 16px;
  display: flex; align-items: center; gap: 8px;
}
.ns-dot {
  width: 12px; height: 12px; border-radius: 50%;
}
.ns-dot-r { background: #ff5f57; }
.ns-dot-y { background: #febc2e; }
.ns-dot-g { background: #28c840; }
.ns-terminal-title {
  margin-left: 8px; font-size: 0.72rem; color: var(--ns-text-3);
}
.ns-terminal-body { padding: 24px; min-height: 280px; }
.ns-terminal-line {
  display: flex; align-items: center; gap: 8px; margin-bottom: 16px;
}
.ns-t-prompt { color: var(--ns-green); font-size: 0.85rem; }
.ns-t-cmd    { color: var(--ns-white); font-size: 0.82rem; }
.ns-t-cursor {
  color: var(--ns-blue);
  animation: blink 1s step-end infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }
.ns-terminal-output { display: flex; flex-direction: column; gap: 6px; }
.ns-t-out {
  font-size: 0.78rem; padding: 4px 0;
  opacity: 0; transform: translateX(-8px);
  transition: all 0.3s ease;
}
.ns-t-out.visible { opacity: 1; transform: none; }
.ns-t-out-key   { color: var(--ns-cyan); }
.ns-t-out-val   { color: rgba(255,255,255,0.7); }
.ns-t-out-str   { color: #a5d6a7; }
.ns-t-out-num   { color: var(--ns-purple); }
.ns-t-out-bool  { color: var(--ns-blue-lt); }
.ns-t-out-mark  { color: rgba(255,255,255,0.2); }

/* Vision text */
.ns-vision-text .ns-sec-tag { display: inline-block; }
.ns-vision-text h2 {
  font-size: 1.9rem; font-weight: 800;
  color: var(--ns-white); margin: 16px 0 36px;
  letter-spacing: -0.5px; line-height: 1.25;
}
.ns-vision-items { display: flex; flex-direction: column; gap: 28px; }
.ns-vi {
  display: flex; gap: 20px; align-items: flex-start;
  padding: 22px; border: 1px solid var(--ns-border);
  border-radius: 12px; background: var(--ns-surface);
  transition: var(--ns-ease);
}
.ns-vi:hover { border-color: rgba(59,130,246,0.25); background: var(--ns-surface-2); }
.ns-vi-num {
  font-size: 1.8rem; font-weight: 900;
  color: rgba(59,130,246,0.2);
  line-height: 1; flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}
.ns-vi strong { display: block; color: var(--ns-white); font-size: 0.9rem; margin-bottom: 6px; }
.ns-vi p { font-size: 0.82rem; color: var(--ns-text-2); line-height: 1.7; }

/* ===================================================
   CONTACT
   =================================================== */
.ns-contact { background: var(--ns-bg-2); }
.ns-contact-layout {
  display: grid; grid-template-columns: 1fr 1.5fr;
  gap: 80px; align-items: start;
}
.ns-contact-info .ns-sec-tag { display: inline-block; }
.ns-contact-info h2 {
  font-size: 1.9rem; font-weight: 800;
  color: var(--ns-white); margin: 16px 0 18px;
  letter-spacing: -0.5px; line-height: 1.25;
}
.ns-contact-info > p { color: var(--ns-text-2); font-size: 0.9rem; margin-bottom: 28px; }
.ns-contact-items { display: flex; flex-direction: column; gap: 14px; margin-bottom: 28px; }
.ns-ci {
  display: flex; align-items: center; gap: 12px;
  font-size: 0.875rem; color: var(--ns-text-2);
}
.ns-ci span:first-child { font-size: 1rem; width: 20px; text-align: center; }
.ns-ci a { color: var(--ns-blue-lt); }
.ns-ci a:hover { text-decoration: underline; }
.ns-social-row { display: flex; gap: 10px; flex-wrap: wrap; }
.ns-social {
  padding: 8px 18px; border-radius: 20px;
  border: 1px solid var(--ns-border-2);
  font-size: 0.78rem; color: var(--ns-text-2);
  transition: var(--ns-ease);
}
.ns-social:hover { background: var(--ns-blue); border-color: var(--ns-blue); color: var(--ns-white); }

/* Form */
.ns-contact-form {
  background: var(--ns-surface);
  border: 1px solid var(--ns-border);
  border-radius: 16px; padding: 36px;
}
.ns-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.ns-form-group {
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: 18px;
}
.ns-form-group:last-child { margin-bottom: 0; }
.ns-form-group label {
  font-size: 0.78rem; font-weight: 600;
  color: var(--ns-text-2); letter-spacing: 0.5px;
}
.ns-form-group input,
.ns-form-group select,
.ns-form-group textarea {
  width: 100%; padding: 12px 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--ns-border-2);
  border-radius: 8px;
  color: var(--ns-white); font-size: 0.875rem;
  font-family: var(--ns-font); outline: none;
  transition: var(--ns-ease);
}
.ns-form-group input::placeholder,
.ns-form-group textarea::placeholder { color: var(--ns-text-3); }
.ns-form-group input:focus,
.ns-form-group select:focus,
.ns-form-group textarea:focus {
  border-color: var(--ns-blue);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
  background: rgba(59,130,246,0.05);
}
.ns-form-group select { cursor: pointer; }
.ns-form-group select option { background: #1a1a2e; }
.ns-form-group textarea { resize: vertical; min-height: 110px; }

/* ===================================================
   FOOTER
   =================================================== */
.ns-footer {
  background: #030305;
  border-top: 1px solid var(--ns-border);
  padding: 64px 0 0;
}
.ns-footer-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 1.2fr;
  gap: 36px; margin-bottom: 48px;
}
.ns-footer-profile-list {
  display: flex; flex-direction: column; gap: 8px;
}
.ns-footer-profile-list li {
  display: flex; flex-direction: column;
  font-size: 0.78rem; padding: 4px 0;
  border-bottom: 1px solid var(--ns-border);
}
.ns-footer-profile-list li span:first-child {
  font-size: 0.65rem; color: var(--ns-text-3);
  letter-spacing: 0.5px; margin-bottom: 2px;
}
.ns-footer-profile-list li span:last-child {
  color: var(--ns-text-2);
}
.ns-footer-brand .ns-logo { margin-bottom: 16px; }
.ns-footer-brand p {
  font-size: 0.82rem; color: var(--ns-text-3);
  line-height: 1.8;
}
.ns-footer-col h4 {
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--ns-text-3); margin-bottom: 18px;
}
.ns-footer-col li { padding: 5px 0; }
.ns-footer-col a {
  font-size: 0.82rem; color: var(--ns-text-2);
  transition: var(--ns-ease);
}
.ns-footer-col a:hover { color: var(--ns-blue); }
.ns-footer-bottom {
  border-top: 1px solid var(--ns-border);
  padding: 24px 0;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.75rem; color: var(--ns-text-3);
}
.ns-footer-made { color: var(--ns-blue); }

/* ===================================================
   TOAST / SCROLL TOP
   =================================================== */
.ns-toast {
  position: fixed; bottom: 88px; left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: rgba(30,30,46,0.95);
  border: 1px solid var(--ns-border-2);
  color: var(--ns-white); padding: 14px 24px;
  border-radius: 8px; font-size: 0.875rem;
  opacity: 0; pointer-events: none; transition: var(--ns-ease);
  backdrop-filter: blur(12px); z-index: 9999; white-space: nowrap;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.ns-toast.show,
.ns-toast.visible { opacity: 1; transform: translateX(-50%) translateY(0); }
.ns-scroll-top {
  position: fixed; bottom: 28px; right: 28px;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--ns-blue); color: var(--ns-white);
  border: none; font-size: 1rem; font-weight: 700;
  cursor: pointer; opacity: 0; pointer-events: none;
  transition: var(--ns-ease); z-index: 999;
  box-shadow: 0 4px 20px var(--ns-accent-glow);
}
.ns-scroll-top.visible { opacity: 1; pointer-events: all; }
.ns-scroll-top:hover { background: var(--ns-blue-lt); transform: translateY(-3px); }

/* ===================================================
   ANIMATIONS (Intersection Observer)
   =================================================== */
.ns-reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.ns-reveal.visible { opacity: 1; transform: none; }

/* ===================================================
   RESPONSIVE
   =================================================== */
@media (max-width: 1024px) {
  .ns-biz-grid { grid-template-columns: repeat(2, 1fr); }
  .ns-biz-card--featured { grid-template-columns: 1fr; }
  .ns-biz-card--featured .ns-biz-desc { grid-column: 1; grid-row: auto; margin-top: 0; }
  .ns-tech-grid { grid-template-columns: repeat(2, 1fr); }
  .ns-footer-grid { grid-template-columns: repeat(2, 1fr); }
  .ns-footer-col--profile { grid-column: 1 / -1; }
  .ns-footer-profile-list { flex-direction: row; flex-wrap: wrap; gap: 16px; }
  .ns-footer-profile-list li { border-bottom: none; min-width: 140px; }
}

@media (max-width: 900px) {
  .ns-nav-links { display: none; }
  .ns-nav-links.open {
    display: flex; flex-direction: column;
    position: absolute; top: 64px; left: 0; right: 0;
    background: rgba(6,6,8,0.98); padding: 20px 28px;
    border-top: 1px solid var(--ns-border); gap: 16px;
    backdrop-filter: blur(20px);
  }
  .ns-hamburger { display: flex; }
  .ns-section { padding: 72px 0; }
  .ns-about-layout  { grid-template-columns: 1fr; gap: 48px; }
  .ns-hexgrid       { display: none; }
  .ns-vision-layout { grid-template-columns: 1fr; gap: 48px; }
  .ns-contact-layout{ grid-template-columns: 1fr; gap: 48px; }
  .ns-footer-grid   { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .ns-biz-grid  { grid-template-columns: 1fr; }
  .ns-tech-grid { grid-template-columns: 1fr; }
  .ns-h1-line   { font-size: 2.4rem; }
  .ns-hero-ctas { flex-direction: column; align-items: center; }
  .ns-form-row  { grid-template-columns: 1fr; }
  .ns-footer-grid { grid-template-columns: 1fr; }
  .ns-footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}