/* ============================================================
   BRAINS MARKETING — DESIGN SYSTEM
   ============================================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@400;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

/* =====================
   CSS CUSTOM PROPERTIES
   ===================== */
:root {
  --bg:           #060b1a;
  --bg-2:         #0a1628;
  --bg-card:      #0d1f3c;
  --bg-card-h:    #112645;

  --cyan:         #00C8FF;
  --cyan-dark:    #009fd4;
  --cyan-glow:    rgba(0, 200, 255, 0.18);
  --blue:         #0052D4;
  --blue-light:   #1a6dff;

  --white:        #FFFFFF;
  --text:         #D8E4F0;
  --muted:        #7A90AC;

  --border:       rgba(0, 200, 255, 0.10);
  --border-h:     rgba(0, 200, 255, 0.35);

  --grad-hero:    linear-gradient(135deg, #060b1a 0%, #091633 60%, #060b1a 100%);
  --grad-cyan:    linear-gradient(135deg, #00C8FF 0%, #0052D4 100%);
  --grad-card:    linear-gradient(145deg, #0d1f3c, #091430);

  --font-h:       'Barlow Condensed', sans-serif;
  --font-b:       'Inter', sans-serif;

  --r:            12px;
  --r-lg:         20px;
  --r-xl:         32px;

  --ease:         cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --t:            0.3s var(--ease);

  --shadow:       0 24px 64px rgba(0, 0, 0, 0.45);
  --shadow-cyan:  0 0 48px rgba(0, 200, 255, 0.12);

  --w:            1280px;
  --sp:           clamp(64px, 8vw, 120px);
}

/* =====================
   RESET & BASE
   ===================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-b);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: var(--cyan); text-decoration: none; transition: var(--t); }
a:hover { color: var(--white); }

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-h);
  font-weight: 800;
  line-height: 1.1;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

p { color: var(--text); line-height: 1.75; }

/* =====================
   LAYOUT
   ===================== */
.container {
  max-width: var(--w);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 60px);
}

.section {
  padding: var(--sp) 0;
  position: relative;
}

.section--dark { background: var(--bg-2); }

/* =====================
   TYPOGRAPHY
   ===================== */
.label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-b);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 16px;
}

.label::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--cyan);
  display: inline-block;
}

.heading-xl {
  font-size: clamp(3rem, 7vw, 6.5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.02em;
}

.heading-lg {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.01em;
}

.heading-md {
  font-size: clamp(1.8rem, 3vw, 3rem);
  font-weight: 800;
}

.heading-sm {
  font-size: clamp(1.4rem, 2vw, 2rem);
  font-weight: 700;
}

.accent { color: var(--cyan); }

.section-header {
  margin-bottom: clamp(48px, 6vw, 80px);
}

.section-header p {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 600px;
  margin-top: 16px;
}

/* =====================
   BUTTONS
   ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  border-radius: 8px;
  font-family: var(--font-b);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: var(--t);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  opacity: 0;
  transition: var(--t);
}

.btn:hover::after { opacity: 1; }

.btn-primary {
  background: var(--grad-cyan);
  color: var(--white);
  box-shadow: 0 8px 32px rgba(0, 200, 255, 0.3);
}

.btn-primary:hover {
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 16px 48px rgba(0, 200, 255, 0.45);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.25);
}

.btn-ghost:hover {
  color: var(--white);
  border-color: var(--cyan);
  background: rgba(0, 200, 255, 0.08);
}

.btn-outline {
  background: transparent;
  color: var(--cyan);
  border: 1.5px solid var(--cyan);
}

.btn-outline:hover {
  background: var(--cyan);
  color: var(--bg);
}

.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

/* =====================
   HEADER
   ===================== */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: var(--t);
  padding: 20px 0;
}

#site-header.scrolled {
  background: rgba(6, 11, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo img {
  height: 44px;
  width: auto;
}

.site-logo .logo-text {
  font-family: var(--font-h);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--cyan);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1;
}

.site-logo .logo-sub {
  font-family: var(--font-b);
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  display: block;
  margin-top: 2px;
}

/* Main Nav */
.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav > ul > li { position: relative; }

.main-nav > ul > li > a {
  display: block;
  padding: 8px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  border-radius: 6px;
  transition: var(--t);
}

.main-nav > ul > li > a:hover,
.main-nav > ul > li.current-menu-item > a {
  color: var(--cyan);
  background: rgba(0,200,255,0.07);
}

/* Dropdown */
.main-nav .sub-menu {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  min-width: 240px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--t);
  box-shadow: var(--shadow);
}

.main-nav li:hover > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.main-nav .sub-menu li a {
  display: block;
  padding: 10px 16px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text);
  border-radius: 6px;
  transition: var(--t);
}

.main-nav .sub-menu li a:hover {
  color: var(--cyan);
  background: rgba(0,200,255,0.07);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* Mobile toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--t);
  display: block;
}

/* =====================
   HERO
   ===================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 140px 0 100px;
  background: var(--grad-hero);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(0, 82, 212, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 70%, rgba(0, 200, 255, 0.08) 0%, transparent 55%);
  pointer-events: none;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,200,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 860px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(0,200,255,0.08);
  border: 1px solid var(--border-h);
  border-radius: 100px;
  padding: 8px 20px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 32px;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--cyan);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

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

.hero h1 {
  font-size: clamp(3.5rem, 9vw, 8rem);
  font-weight: 900;
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}

.hero h1 em {
  font-style: normal;
  color: var(--cyan);
  display: block;
}

.hero .hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--muted);
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.7;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  animation: bounce 2.5s infinite;
}

.hero-scroll svg { width: 20px; height: 20px; color: var(--cyan); }

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

/* =====================
   STATS
   ===================== */
.stats { padding: 0; }

.stats-inner {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: clamp(48px, 6vw, 80px) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stat-item {
  text-align: center;
  padding: 32px 24px;
  border-right: 1px solid var(--border);
  position: relative;
}

.stat-item:last-child { border-right: none; }

.stat-number {
  font-family: var(--font-h);
  font-size: clamp(3rem, 5vw, 5rem);
  font-weight: 900;
  color: var(--cyan);
  line-height: 1;
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.stat-desc {
  font-size: 0.78rem;
  color: rgba(120,145,170,0.7);
  margin-top: 6px;
  line-height: 1.5;
}

/* =====================
   SERVICES SECTION
   ===================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 32px 28px;
  transition: var(--t);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--grad-cyan);
  opacity: 0;
  transition: var(--t);
}

.service-card:hover {
  border-color: var(--border-h);
  background: var(--bg-card-h);
  transform: translateY(-6px);
  box-shadow: var(--shadow-cyan), var(--shadow);
}

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

.service-icon {
  width: 52px;
  height: 52px;
  background: rgba(0,200,255,0.08);
  border: 1px solid rgba(0,200,255,0.2);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: var(--t);
}

.service-card:hover .service-icon {
  background: rgba(0,200,255,0.15);
  border-color: var(--cyan);
}

.service-icon svg {
  width: 24px;
  height: 24px;
  color: var(--cyan);
}

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  font-family: var(--font-h);
}

.service-card p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.65;
}

.service-card .arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 20px;
  opacity: 0;
  transform: translateX(-8px);
  transition: var(--t);
}

.service-card:hover .arrow {
  opacity: 1;
  transform: translateX(0);
}

.service-card .arrow svg { width: 14px; height: 14px; }

/* =====================
   WHY BRAINS
   ===================== */
.differentials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.differential-card {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 36px;
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: var(--t);
}

.differential-card:hover {
  border-color: var(--border-h);
  box-shadow: var(--shadow-cyan);
}

.differential-icon {
  width: 56px;
  height: 56px;
  background: rgba(0,200,255,0.08);
  border: 1px solid rgba(0,200,255,0.2);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.differential-icon svg { width: 26px; height: 26px; color: var(--cyan); }

.differential-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  text-transform: uppercase;
  font-family: var(--font-h);
  letter-spacing: 0.03em;
}

.differential-content p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.65;
}

/* =====================
   CLIENTS MARQUEE
   ===================== */
.clients-section { overflow: hidden; }

.marquee-wrapper {
  position: relative;
  overflow: hidden;
  padding: 32px 0;
}

.marquee-wrapper::before,
.marquee-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}

.marquee-wrapper::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg) 0%, transparent 100%);
}

.marquee-wrapper::after {
  right: 0;
  background: linear-gradient(-90deg, var(--bg) 0%, transparent 100%);
}

.marquee-track {
  display: flex;
  gap: 48px;
  animation: marquee 28s linear infinite;
  width: max-content;
  align-items: center;
}

.marquee-track:hover { animation-play-state: paused; }

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

.client-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 60px;
  padding: 12px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  transition: var(--t);
  flex-shrink: 0;
  white-space: nowrap;
}

.client-logo:hover {
  border-color: var(--border-h);
  background: var(--bg-card-h);
}

.client-logo span {
  font-family: var(--font-h);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: var(--t);
}

.client-logo:hover span { color: var(--white); }

/* =====================
   CASE STUDY
   ===================== */
.case-study {
  background: var(--bg-2);
}

.case-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.case-meta { }

.case-meta .label { }

.case-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 12px 20px;
  border-radius: var(--r);
  margin-bottom: 32px;
}

.case-brand img {
  height: 32px;
  width: auto;
}

.case-brand span {
  font-family: var(--font-h);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.case-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 40px;
}

.case-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 24px;
}

.case-stat .number {
  font-family: var(--font-h);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--cyan);
  line-height: 1;
  display: block;
  margin-bottom: 6px;
}

.case-stat .desc {
  font-size: 0.82rem;
  color: var(--muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
}

.case-visual {
  position: relative;
}

.case-card-main {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.case-card-main img {
  width: 100%;
  height: 340px;
  object-fit: cover;
}

.case-card-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.press-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,200,255,0.08);
  border: 1px solid var(--border-h);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* =====================
   PACKAGES / PRICING
   ===================== */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.package-card {
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 40px 36px;
  transition: var(--t);
  position: relative;
}

.package-card.featured {
  border-color: var(--cyan);
  background: linear-gradient(145deg, #0d2a4a, #0a1e38);
  box-shadow: 0 0 60px rgba(0,200,255,0.12);
  transform: scale(1.04);
}

.package-badge {
  display: inline-block;
  background: var(--grad-cyan);
  color: var(--bg);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.package-name {
  font-family: var(--font-h);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 8px;
}

.package-price {
  font-family: var(--font-h);
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 32px;
}

.package-price strong {
  font-size: 2.2rem;
  color: var(--cyan);
  font-weight: 900;
  display: block;
  line-height: 1.1;
}

.package-features {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  margin-bottom: 32px;
}

.package-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  font-size: 0.87rem;
  color: var(--text);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.package-features li:last-child { border-bottom: none; }

.package-features li svg {
  width: 16px;
  height: 16px;
  color: var(--cyan);
  flex-shrink: 0;
}

.package-features li.off {
  color: var(--muted);
  text-decoration: line-through;
  opacity: 0.5;
}

.package-features li.off svg { color: var(--muted); }

.package-card .btn { width: 100%; justify-content: center; }

/* =====================
   TESTIMONIALS
   ===================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 36px 32px;
  transition: var(--t);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.testimonial-card:hover {
  border-color: var(--border-h);
  transform: translateY(-4px);
  box-shadow: var(--shadow-cyan);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
}

.testimonial-stars svg {
  width: 16px;
  height: 16px;
  color: #FFD700;
  fill: #FFD700;
}

.testimonial-text {
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.75;
  flex: 1;
  font-style: italic;
}

.testimonial-text::before { content: '"'; color: var(--cyan); font-size: 2rem; line-height: 0; vertical-align: -12px; margin-right: 4px; }

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

.testimonial-author-avatar {
  width: 44px;
  height: 44px;
  background: var(--grad-cyan);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-h);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--bg);
  flex-shrink: 0;
}

.testimonial-author-name {
  font-weight: 700;
  color: var(--white);
  font-size: 0.9rem;
}

.testimonial-author-role {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 2px;
}

/* =====================
   BLOG CARDS
   ===================== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.blog-card {
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: var(--t);
  display: block;
  text-decoration: none;
}

.blog-card:hover {
  border-color: var(--border-h);
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.blog-card-img {
  position: relative;
  height: 220px;
  overflow: hidden;
  background: var(--bg-card);
}

.blog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.blog-card:hover .blog-card-img img { transform: scale(1.06); }

.blog-card-cat {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.blog-card-body {
  padding: 28px 28px 32px;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 12px;
}

.blog-card-meta span { display: flex; align-items: center; gap: 4px; }
.blog-card-meta svg { width: 12px; height: 12px; }

.blog-card-title {
  font-family: var(--font-h);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 1.3;
  margin-bottom: 12px;
}

.blog-card-excerpt {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.65;
}

.blog-card-read {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 20px;
  transition: var(--t);
}

.blog-card-read svg { width: 14px; height: 14px; transition: var(--t); }
.blog-card:hover .blog-card-read svg { transform: translateX(4px); }

/* =====================
   CTA SECTION
   ===================== */
.cta-section {
  position: relative;
  overflow: hidden;
  padding: var(--sp) 0;
  text-align: center;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 100% at 50% 50%, rgba(0,82,212,0.18) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 0 auto;
}

.cta-inner h2 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  margin-bottom: 20px;
  line-height: 1.05;
}

.cta-inner p {
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: 40px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.cta-inner .cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* =====================
   FOOTER
   ===================== */
#site-footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand .site-logo { margin-bottom: 20px; }

.footer-brand p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 300px;
  margin-bottom: 28px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  transition: var(--t);
  text-decoration: none;
}

.social-link:hover {
  background: rgba(0,200,255,0.08);
  border-color: var(--border-h);
  color: var(--cyan);
}

.social-link svg { width: 18px; height: 18px; }

.footer-col h4 {
  font-family: var(--font-b);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-col ul li { margin-bottom: 10px; }

.footer-col ul li a {
  font-size: 0.87rem;
  color: var(--muted);
  transition: var(--t);
}

.footer-col ul li a:hover { color: var(--cyan); }

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.87rem;
  color: var(--muted);
  margin-bottom: 12px;
  transition: var(--t);
  text-decoration: none;
}

.footer-contact-item:hover { color: var(--cyan); }
.footer-contact-item svg { width: 16px; height: 16px; color: var(--cyan); flex-shrink: 0; }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

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

.footer-bottom a { color: var(--muted); font-size: 0.8rem; }
.footer-bottom a:hover { color: var(--cyan); }

.footer-legal {
  display: flex;
  gap: 24px;
}

/* =====================
   WHATSAPP FLOAT
   ===================== */
.whatsapp-float {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(37,211,102,0.35);
  transition: var(--t);
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 16px 48px rgba(37,211,102,0.5);
  color: white;
}

.whatsapp-float svg { width: 30px; height: 30px; color: white; }

/* =====================
   PAGE HERO (inner pages)
   ===================== */
.page-hero {
  padding: 160px 0 100px;
  background: var(--grad-hero);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 30% 50%, rgba(0,82,212,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero .container { position: relative; z-index: 1; }

.page-hero h1 { margin-bottom: 16px; }
.page-hero p { font-size: 1.1rem; color: var(--muted); max-width: 600px; }

/* =====================
   SERVICE DETAIL
   ===================== */
.service-detail-hero {
  padding: 160px 0 100px;
  position: relative;
  background: var(--grad-hero);
  overflow: hidden;
}

.service-detail-content {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 60px;
  align-items: start;
}

.service-included-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--text);
}

.service-included-list li svg { color: var(--cyan); width: 16px; height: 16px; flex-shrink: 0; }

.service-sidebar {
  position: sticky;
  top: 100px;
}

.service-cta-card {
  background: var(--grad-card);
  border: 1px solid var(--border-h);
  border-radius: var(--r-xl);
  padding: 40px 36px;
  text-align: center;
}

.process-steps { margin-top: 48px; }

.process-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}

.process-step:last-child { border-bottom: none; }

.step-num {
  width: 40px;
  height: 40px;
  background: rgba(0,200,255,0.08);
  border: 1px solid rgba(0,200,255,0.25);
  border-radius: var(--r);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-h);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--cyan);
  flex-shrink: 0;
}

/* =====================
   CONTACT FORM
   ===================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 80px;
  align-items: start;
}

.form-field {
  margin-bottom: 20px;
}

.form-field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 14px 18px;
  font-family: var(--font-b);
  font-size: 0.9rem;
  color: var(--white);
  transition: var(--t);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0,200,255,0.1);
}

.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--muted); }

.form-field textarea { resize: vertical; min-height: 140px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* =====================
   BLOG / ARCHIVE
   ===================== */
.blog-archive-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 60px;
  align-items: start;
}

.blog-posts-list { }

.blog-post-card {
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  margin-bottom: 28px;
  display: grid;
  grid-template-columns: 280px 1fr;
  transition: var(--t);
  text-decoration: none;
}

.blog-post-card:hover {
  border-color: var(--border-h);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.blog-post-img {
  height: 220px;
  overflow: hidden;
}

.blog-post-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.blog-post-card:hover .blog-post-img img { transform: scale(1.06); }

.blog-post-body {
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Sidebar */
.blog-sidebar { }

.sidebar-widget {
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px;
  margin-bottom: 24px;
}

.sidebar-widget h3 {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-h);
}

.category-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted);
  transition: var(--t);
  text-decoration: none;
  margin: 4px;
}

.category-tag:hover {
  color: var(--cyan);
  border-color: var(--border-h);
  background: rgba(0,200,255,0.06);
}

/* =====================
   INDUSTRY PAGES
   ===================== */
.industry-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.industry-feature-card {
  background: var(--grad-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 32px 28px;
  transition: var(--t);
}

.industry-feature-card:hover {
  border-color: var(--border-h);
  box-shadow: var(--shadow-cyan);
  transform: translateY(-4px);
}

/* =====================
   ANIMATIONS (scroll-triggered)
   ===================== */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* =====================
   BREADCRUMB
   ===================== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 24px;
}

.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--cyan); }
.breadcrumb svg { width: 12px; height: 12px; }

/* =====================
   PAGINATION
   ===================== */
.pagination {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  margin-top: 60px;
}

.page-numbers {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--muted);
  transition: var(--t);
  text-decoration: none;
}

.page-numbers.current,
.page-numbers:hover {
  background: rgba(0,200,255,0.1);
  border-color: var(--cyan);
  color: var(--cyan);
}

/* =====================
   SINGLE POST
   ===================== */
.post-content {
  max-width: 760px;
}

.post-content h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 40px 0 16px;
  text-transform: uppercase;
  font-family: var(--font-h);
}

.post-content h3 {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  margin: 32px 0 12px;
  text-transform: uppercase;
  font-family: var(--font-h);
}

.post-content p { margin-bottom: 20px; font-size: 1rem; color: var(--text); }

.post-content ul, .post-content ol {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 20px;
}

.post-content li {
  margin-bottom: 8px;
  font-size: 0.95rem;
  color: var(--text);
}

.post-content a { color: var(--cyan); text-decoration: underline; }

.post-content blockquote {
  border-left: 3px solid var(--cyan);
  padding: 16px 24px;
  background: var(--bg-card);
  border-radius: 0 var(--r) var(--r) 0;
  margin: 24px 0;
  font-style: italic;
  color: var(--muted);
}

/* =====================
   404
   ===================== */
.not-found {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.not-found .num {
  font-family: var(--font-h);
  font-size: clamp(8rem, 20vw, 18rem);
  font-weight: 900;
  color: rgba(0,200,255,0.08);
  line-height: 1;
  display: block;
}

/* =====================
   RESPONSIVE
   ===================== */
@media (max-width: 1100px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-right: none; border-bottom: 1px solid var(--border); }
  .stat-item:nth-child(2) { border-right: 1px solid var(--border); }
  .stat-item:last-child { border-bottom: none; }
  .differentials-grid { grid-template-columns: 1fr; }
  .case-inner { grid-template-columns: 1fr; gap: 48px; }
  .packages-grid { grid-template-columns: 1fr; }
  .package-card.featured { transform: none; }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .service-detail-content { grid-template-columns: 1fr; }
  .service-sidebar { position: static; }
  .blog-archive-grid { grid-template-columns: 1fr; }
  .blog-post-card { grid-template-columns: 1fr; }
  .blog-post-img { height: 200px; }
  .industry-features { grid-template-columns: 1fr 1fr; }
  .case-stats { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .main-nav { display: none; }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: rgba(6,11,26,0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    padding: 100px 32px 48px;
    align-items: flex-start;
    justify-content: flex-start;
    overflow-y: auto;
  }
  .main-nav.open ul { flex-direction: column; gap: 0; width: 100%; }
  .main-nav.open > ul > li > a {
    font-size: 1.5rem;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    display: block;
    width: 100%;
  }
  .main-nav.open .sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background: transparent;
    border: none;
    padding: 0 0 0 20px;
  }
  .menu-toggle { display: flex; }
  .header-cta .btn-ghost { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .industry-features { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .case-stats { grid-template-columns: 1fr; }
}