/* ===== Variables — Light Tech Theme ===== */
:root {
  --cyan: #00d4ff;
  --cyan-dim: #0891b2;
  --blue: #3b82f6;
  --purple: #8b5cf6;
  --green: #10b981;
  --green-dim: #059669;
  --green-glow: rgba(16, 185, 129, 0.45);
  --cyan-glow: rgba(0, 212, 255, 0.4);
  --purple-glow: rgba(139, 92, 246, 0.35);
  --yellow: #f59e0b;
  --bg: #f0f7ff;
  --bg-alt: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.78);
  --bg-elevated: rgba(255, 255, 255, 0.95);
  --text: #0f172a;
  --text-muted: #64748b;
  --border: rgba(59, 130, 246, 0.18);
  --border-strong: rgba(0, 212, 255, 0.35);
  --shadow-sm: 0 4px 24px rgba(59, 130, 246, 0.08);
  --shadow-md: 0 12px 40px rgba(59, 130, 246, 0.12);
  --shadow-lg: 0 24px 60px rgba(59, 130, 246, 0.16);
  --radius: 16px;
  --radius-lg: 24px;
  --font: "Noto Sans SC", system-ui, sans-serif;
  --font-display: "Syne", "Noto Sans SC", sans-serif;
  --header-h: 72px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --gradient-tech: linear-gradient(135deg, var(--cyan), var(--blue), var(--purple));
  --gradient-brand: linear-gradient(135deg, var(--green), var(--cyan), var(--blue));
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }

.container {
  width: min(1200px, 92vw);
  margin-inline: auto;
}

/* ===== Tech Background ===== */
.tech-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.tech-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black 20%, transparent 75%);
}

.tech-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orbFloat 12s ease-in-out infinite;
}

.tech-orb-1 {
  width: 600px;
  height: 600px;
  top: -10%;
  right: -5%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.35), transparent 70%);
  animation-delay: 0s;
}

.tech-orb-2 {
  width: 500px;
  height: 500px;
  bottom: 10%;
  left: -8%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.28), transparent 70%);
  animation-delay: -4s;
}

.tech-orb-3 {
  width: 400px;
  height: 400px;
  top: 40%;
  left: 40%;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.25), transparent 70%);
  animation-delay: -8s;
}

.tech-scanline {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(59, 130, 246, 0.015) 2px,
    rgba(59, 130, 246, 0.015) 4px
  );
  opacity: 0.6;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 15px) scale(0.95); }
}

/* ===== Cursor glow ===== */
.cursor-glow {
  position: fixed;
  width: 450px;
  height: 450px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.18) 0%, rgba(139, 92, 246, 0.08) 40%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.3s;
  mix-blend-mode: multiply;
}

body:hover .cursor-glow { opacity: 1; }

#particles {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  z-index: 10;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: contain;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition);
  position: relative;
}

.nav-links a:not(.nav-cta):hover { color: var(--blue); }

.nav-links a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-tech);
  transition: width var(--transition);
}

.nav-links a:not(.nav-cta):hover::after { width: 100%; }

.nav-cta {
  padding: 0.55rem 1.25rem;
  background: var(--gradient-brand);
  color: #fff !important;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 4px 20px var(--green-glow);
}

.nav-cta:hover {
  box-shadow: 0 8px 30px var(--cyan-glow);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 10;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 24px var(--green-glow);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.35) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.6s;
}

.btn-primary:hover::before { transform: translateX(100%); }

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px var(--cyan-glow);
}

.btn-ghost {
  border: 1px solid var(--border-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  border-color: var(--cyan);
  background: rgba(0, 212, 255, 0.08);
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.15);
}

.btn-lg { padding: 1rem 2.25rem; font-size: 1.05rem; }
.btn-full { width: 100%; justify-content: center; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-mesh {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 90% 70% at 20% 20%, rgba(0, 212, 255, 0.2), transparent 55%),
    radial-gradient(ellipse 70% 60% at 80% 60%, rgba(139, 92, 246, 0.15), transparent 50%),
    radial-gradient(ellipse 60% 50% at 50% 100%, rgba(16, 185, 129, 0.12), transparent 55%),
    linear-gradient(180deg, #e8f4ff 0%, #f0f7ff 50%, #ffffff 100%);
}

.hero-circuit {
  position: absolute;
  inset: 0;
  opacity: 0.4;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 0v20M30 40v20M0 30h20M40 30h20' stroke='%233b82f6' stroke-width='0.5' fill='none' opacity='0.3'/%3E%3Ccircle cx='30' cy='30' r='2' fill='%2300d4ff' opacity='0.5'/%3E%3C/svg%3E");
  mask-image: radial-gradient(ellipse 70% 60% at 60% 40%, black, transparent);
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.08;
  mix-blend-mode: multiply;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(240, 247, 255, 0.3) 0%, rgba(255, 255, 255, 0.85) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 4rem 0 6rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.4rem 1rem;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--cyan-dim);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s infinite;
  box-shadow: 0 0 8px var(--green-glow);
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero-title .line {
  display: block;
}

.gradient-text {
  background: linear-gradient(135deg, var(--cyan), var(--blue), var(--purple), var(--green));
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 6s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.hero-title .accent {
  color: var(--blue);
  -webkit-text-fill-color: var(--blue);
  position: relative;
}

.hero-title .accent::after {
  content: "";
  position: absolute;
  bottom: 0.05em;
  left: 0;
  right: 0;
  height: 0.12em;
  background: linear-gradient(90deg, var(--cyan), var(--blue));
  opacity: 0.35;
  border-radius: 2px;
}

.hero-desc {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  padding: 1.5rem 2rem;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  width: fit-content;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.hero-stats::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-tech);
}

.stat-item { text-align: left; }

.stat-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-plus {
  font-size: 1.5rem;
  color: var(--cyan-dim);
  font-weight: 700;
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--border-strong), transparent);
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  z-index: 2;
  animation: float 3s ease-in-out infinite;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--cyan), transparent);
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== Marquee ===== */
.marquee-section {
  padding: 1.5rem 0;
  border-block: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(12px);
  overflow: hidden;
  position: relative;
  z-index: 2;
}

.marquee { overflow: hidden; }

.marquee-track {
  display: flex;
  gap: 2rem;
  animation: marquee 30s linear infinite;
  white-space: nowrap;
}

.marquee-track span {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.marquee-track span:nth-child(odd) {
  background: var(--gradient-tech);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ===== Sections ===== */
.section {
  padding: 6rem 0;
  position: relative;
  z-index: 2;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--gradient-tech);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
}

.section-title em {
  font-style: normal;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-sub {
  color: var(--text-muted);
  margin-top: 0.75rem;
  font-size: 1.05rem;
}

/* ===== Reveal animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 5rem;
}

.about-img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}

.about-img-wrap img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}

.about-img-glow {
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle at 30% 70%, var(--cyan-glow), transparent 60%);
  pointer-events: none;
}

.about-float-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-lg);
}

.float-icon { font-size: 1.8rem; }

.about-float-card strong { display: block; font-size: 0.9rem; }
.about-float-card p { font-size: 0.75rem; color: var(--text-muted); }

.about-lead {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  line-height: 1.8;
}

.about-content p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.about-content strong { color: var(--text); }

.value-cards {
  display: grid;
  gap: 1rem;
}

.value-card {
  padding: 1rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.value-card:hover {
  border-color: var(--border-strong);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.value-card h4 {
  font-size: 0.8rem;
  background: var(--gradient-tech);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.value-card p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }

/* Timeline */
.timeline { margin-bottom: 5rem; }

.timeline-title {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  text-align: center;
}

.timeline-track {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1rem;
  position: relative;
}

.timeline-track::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 5%;
  right: 5%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--blue), var(--purple), transparent);
  opacity: 0.5;
}

.timeline-item {
  text-align: center;
  padding: 1rem;
  position: relative;
}

.tl-year {
  display: inline-block;
  width: 56px;
  height: 56px;
  line-height: 56px;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 2px solid var(--border-strong);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--cyan-dim);
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-sm);
}

.timeline-item.highlight .tl-year {
  background: var(--gradient-brand);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 24px var(--green-glow);
}

.timeline-item h4 { font-size: 0.9rem; margin-bottom: 0.5rem; }
.timeline-item p { font-size: 0.75rem; color: var(--text-muted); line-height: 1.5; }

/* Advantages */
.advantages-title {
  text-align: center;
  font-size: 1.5rem;
  margin-bottom: 2rem;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.adv-card {
  padding: 1.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.adv-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-tech);
  opacity: 0;
  transition: opacity var(--transition);
}

.adv-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}

.adv-card:hover::before { opacity: 1; }

.adv-card.featured {
  grid-column: span 1;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.08), rgba(255, 255, 255, 0.9));
  border-color: var(--border-strong);
}

.adv-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.25), rgba(139, 92, 246, 0.2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  display: block;
  margin-bottom: 0.75rem;
}

.adv-card h4 { font-size: 1rem; margin-bottom: 0.75rem; }
.adv-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ===== Services ===== */
.services {
  position: relative;
  overflow: hidden;
}

.services::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(0, 212, 255, 0.08), transparent);
  pointer-events: none;
}

.service-switcher {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.service-tabs {
  display: inline-flex;
  gap: 0.35rem;
  padding: 0.4rem;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border);
  border-radius: 999px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

.tab {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: 999px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.tab-icon {
  font-size: 1.1rem;
  line-height: 1;
}

.tab:hover {
  color: var(--blue);
  background: rgba(59, 130, 246, 0.06);
}

.tab.active {
  background: var(--gradient-brand);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 4px 20px var(--cyan-glow);
}

.service-panel-wrap {
  padding: 2px;
  border-radius: calc(var(--radius-lg) + 2px);
  background: var(--gradient-tech);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.service-panels {
  padding: 2rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
}

.service-panel { display: none; animation: fadeIn 0.45s ease; }
.service-panel.active { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.service-intro {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 2.5rem;
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Bento grid */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.bento-card {
  padding: 1.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.bento-card:hover {
  border-color: var(--border-strong);
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}

.bento-card.large { grid-row: span 2; }
.bento-card.wide { grid-column: span 2; }

.bento-icon { font-size: 2rem; margin-bottom: 1rem; }
.bento-card h3 { font-size: 1.1rem; margin-bottom: 1rem; }
.bento-card ul { font-size: 0.85rem; color: var(--text-muted); }
.bento-card li { padding: 0.3rem 0; padding-left: 1rem; position: relative; }
.bento-card li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--cyan);
}

/* Process flow */
.process-flow h4 {
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--text-muted);
}

.flow-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.flow-step {
  text-align: center;
  padding: 1rem;
  min-width: 100px;
}

.flow-step span {
  display: inline-block;
  width: 36px;
  height: 36px;
  line-height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), rgba(59, 130, 246, 0.15));
  color: var(--blue);
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
  border: 1px solid var(--border);
}

.flow-step p { font-size: 0.75rem; color: var(--text-muted); line-height: 1.4; }
.flow-arrow {
  background: var(--gradient-tech);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.7;
  font-size: 1.2rem;
}

/* Service hero img */
.service-hero-img {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 2rem;
  height: 280px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}

.service-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-hero-text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  background: linear-gradient(transparent 30%, rgba(15, 23, 42, 0.75));
  color: #fff;
}

.service-hero-text h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }
.service-hero-text p { color: rgba(255, 255, 255, 0.85); font-size: 0.95rem; }

.video-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.video-stat {
  text-align: center;
  padding: 1.25rem 1rem;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.video-stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.25rem;
}

.video-stat span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.service-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.svc-card {
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.svc-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.svc-num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.3), rgba(139, 92, 246, 0.2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 0.75rem;
}

.svc-card h4 {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  background: var(--gradient-tech);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.svc-card p { font-size: 0.85rem; color: var(--text-muted); }

/* ===== Video Works ===== */
.video-works {
  position: relative;
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(8px);
}

.video-works-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.video-work-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #0f172a;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  cursor: pointer;
  aspect-ratio: 9 / 16;
}

.video-work-item.is-loading {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  background-size: 200% 200%;
  animation: video-shimmer 1.8s ease infinite;
}

@keyframes video-shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.video-work-item:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}

.video-work-item.is-playing .video-work-play {
  opacity: 0;
  pointer-events: none;
}

.video-work-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background: #0f172a;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.video-work-item.has-poster video {
  opacity: 1;
}

.video-work-item.is-loading .video-work-play {
  opacity: 0.6;
}

.video-work-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1rem;
  background: linear-gradient(transparent 50%, rgba(15, 23, 42, 0.75));
  pointer-events: none;
  transition: opacity var(--transition);
}

.video-work-item.is-playing .video-work-overlay {
  opacity: 0;
}

.video-work-item:hover .video-work-overlay {
  opacity: 1;
}

.video-work-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  border: none;
  display: grid;
  place-items: center;
  color: var(--blue);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
  transition: var(--transition);
  pointer-events: none;
}

.video-work-item:hover .video-work-play {
  transform: translate(-50%, -50%) scale(1.08);
  box-shadow: 0 8px 32px var(--cyan-glow);
}

.video-work-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: #fff;
  margin: 0;
}

.video-work-expand {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  display: grid;
  place-items: center;
  color: var(--text);
  cursor: pointer;
  opacity: 0;
  transition: var(--transition);
  z-index: 2;
}

.video-work-item:hover .video-work-expand {
  opacity: 1;
}

.video-work-expand:hover {
  background: #fff;
  color: var(--blue);
}

/* Video Modal */
.video-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}

.video-modal.open {
  opacity: 1;
  visibility: visible;
}

.video-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
}

.video-modal-content {
  position: relative;
  width: min(420px, 90vw);
  z-index: 1;
}

.video-modal-content video {
  width: 100%;
  border-radius: var(--radius-lg);
  background: #000;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

.video-modal-close {
  position: absolute;
  top: -44px;
  right: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: var(--transition);
}

.video-modal-close:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* ===== Cases ===== */
.cases {
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(8px);
}

.case-filters {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.filter {
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.7);
  color: var(--text-muted);
  border-radius: 999px;
  font-family: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}

.filter.active,
.filter:hover {
  background: rgba(0, 212, 255, 0.1);
  border-color: var(--cyan);
  color: var(--cyan-dim);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.case-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg);
}

.case-card.wide { grid-column: span 2; }

.case-card.hidden { display: none; }

.case-img {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.case-card.wide .case-img { height: 260px; }

.case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.case-card:hover .case-img img { transform: scale(1.08); }

.case-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.3rem 0.75rem;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 999px;
  box-shadow: 0 4px 12px var(--green-glow);
}

.case-body { padding: 1.5rem; }
.case-body h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.case-body > p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 1.25rem; }

.case-metrics {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.case-metrics strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.case-metrics span {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ===== CTA ===== */
.cta-banner {
  padding: 5rem 0;
  position: relative;
  z-index: 2;
  overflow: hidden;
}

.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 50%, rgba(0, 212, 255, 0.12), transparent),
    radial-gradient(ellipse 40% 60% at 80% 20%, rgba(139, 92, 246, 0.1), transparent);
  pointer-events: none;
}

.cta-inner {
  text-align: center;
  position: relative;
  padding: 4rem 2rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.cta-inner::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--gradient-tech);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.6;
  pointer-events: none;
}

.cta-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.cta-inner > p {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

/* ===== Contact ===== */
.contact {
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 50% at 50% 100%, rgba(0, 212, 255, 0.12), transparent),
    radial-gradient(ellipse 35% 35% at 15% 60%, rgba(139, 92, 246, 0.07), transparent);
  pointer-events: none;
}

.contact-wrap {
  position: relative;
  max-width: 1000px;
  margin-inline: auto;
}

.contact-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.contact-desc {
  color: var(--text-muted);
  font-size: 1rem;
  margin-top: 0.85rem;
  max-width: 520px;
  margin-inline: auto;
  line-height: 1.7;
}

.contact-panel {
  padding: 2px;
  border-radius: calc(var(--radius-lg) + 2px);
  background: var(--gradient-tech);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(0, 212, 255, 0.12);
  overflow: hidden;
}

.contact-panel > .contact-cards,
.contact-panel > .contact-actions {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px) saturate(160%);
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  transition: background var(--transition);
  min-height: 220px;
}

.contact-card + .contact-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15%;
  bottom: 15%;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--border-strong), transparent);
}

.contact-card:hover {
  background: rgba(0, 212, 255, 0.04);
}

.contact-card--phone {
  background: linear-gradient(180deg, rgba(0, 212, 255, 0.06), rgba(255, 255, 255, 0));
}

.contact-card--phone:hover {
  background: linear-gradient(180deg, rgba(0, 212, 255, 0.1), rgba(255, 255, 255, 0));
}

.contact-card-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 1rem;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(59, 130, 246, 0.08);
  color: var(--blue);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.contact-card--phone .contact-card-icon {
  background: var(--gradient-brand);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 6px 24px var(--cyan-glow);
}

.contact-card-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  flex: 1;
}

.contact-card-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--cyan-dim);
  text-transform: uppercase;
}

.contact-card-value {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
  transition: color var(--transition);
}

a.contact-card-value:hover {
  color: var(--blue);
}

.contact-card-value--phone {
  font-size: clamp(1.25rem, 2.5vw, 1.6rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

a.contact-card-value--phone:hover {
  opacity: 0.85;
}

.contact-card-value--email {
  font-size: clamp(0.82rem, 1.6vw, 0.95rem);
  font-weight: 600;
  color: var(--text);
  word-break: break-all;
  max-width: 100%;
  padding-inline: 0.25rem;
}

a.contact-card-value--email:hover {
  color: var(--cyan-dim);
}

.contact-card-text {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0.25rem 0 0;
  line-height: 1.5;
}

.contact-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* ===== Footer ===== */
.footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(12px);
}

.footer-inner { text-align: center; }

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.footer-slogan {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ===== Mobile ===== */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; }
  .contact-cards {
    grid-template-columns: 1fr;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }

  .contact-card {
    min-height: auto;
    padding: 1.75rem 1.25rem;
  }

  .contact-card + .contact-card::before {
    top: 0;
    bottom: auto;
    left: 10%;
    right: 10%;
    width: auto;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--border-strong), transparent);
  }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline-track { grid-template-columns: repeat(3, 1fr); }
  .timeline-track::before { display: none; }
  .bento-grid { grid-template-columns: 1fr 1fr; }
  .bento-card.large { grid-row: span 1; }
  .bento-card.wide { grid-column: span 1; }
  .service-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .video-highlights { grid-template-columns: 1fr; }
  .video-works-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    inset: 0;
    top: 0;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    box-shadow: var(--shadow-lg);
  }

  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 1.25rem; }

  .menu-toggle { display: flex; }
  .menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .menu-toggle.active span:nth-child(2) { opacity: 0; }
  .menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .hero-stats { width: 100%; justify-content: space-around; }
  .stat-divider { display: none; }
  .advantages-grid { grid-template-columns: 1fr; }
  .timeline-track { grid-template-columns: 1fr 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .case-card.wide { grid-column: span 1; }
  .bento-grid { grid-template-columns: 1fr; }
  .service-cards-grid { grid-template-columns: 1fr; }
  .service-panels { padding: 1.25rem; }
  .service-tabs { flex-direction: column; width: 100%; max-width: 320px; border-radius: var(--radius-lg); }
  .tab { justify-content: center; width: 100%; }
  .flow-arrow { display: none; }
  .contact-actions { flex-direction: column; align-items: stretch; }
  .contact-actions .btn { justify-content: center; }
  .video-works-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .video-work-expand { opacity: 1; }
  body:hover .cursor-glow { opacity: 0; }
  .tech-orb { filter: blur(60px); opacity: 0.7; }
}