/* =============================================
   Cole Christopher Solutions — Main Stylesheet
   ============================================= */

/* ---------- CSS Variables ---------- */
:root {
  --color-bg:        #050B18;
  --color-surface:   #0D1B2E;
  --color-surface2:  #112240;
  --color-accent:    #00C2FF;
  --color-accent2:   #0072FF;
  --color-text:      #CCD6F6;
  --color-text-dim:  #8892B0;
  --color-white:     #E8EAF6;
  --color-border:    rgba(0, 194, 255, 0.15);

  --font-heading: 'Inter', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;

  --radius:  8px;
  --radius-lg: 16px;
  --shadow:  0 4px 30px rgba(0, 0, 0, 0.5);
  --shadow-accent: 0 0 40px rgba(0, 194, 255, 0.12);

  --nav-height: 72px;
  --max-width: 1100px;

  --transition: 0.25s ease;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  overflow-x: hidden;
  animation: pageFadeIn 0.3s ease both;
}
@keyframes pageFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
img { max-width: 100%; display: block; }
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: #fff; }
ul { list-style: none; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-white);
  line-height: 1.2;
  font-weight: 700;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.25rem; }
p  { color: var(--color-text-dim); }

/* ---------- Utility ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 100px 0;
}
.section-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
  display: block;
}
.section-title {
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 1.05rem;
  max-width: 580px;
  margin-bottom: 56px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-accent2), var(--color-accent));
  color: #fff;
  box-shadow: 0 4px 20px rgba(0, 194, 255, 0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 194, 255, 0.4);
  color: #fff;
}
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--color-accent);
  color: var(--color-accent);
}
.btn-outline:hover {
  background: rgba(0, 194, 255, 0.08);
  transform: translateY(-2px);
  color: var(--color-accent);
}
.accent { color: var(--color-accent); }
.text-center { text-align: center; }
.text-center .section-subtitle { margin-left: auto; margin-right: auto; }

/* =============================================
   NAVIGATION
   ============================================= */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}
nav.scrolled {
  background: rgba(5, 11, 24, 0.95);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--color-border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo-mark { display: block; flex-shrink: 0; }
.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.nav-logo-name {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.01em;
}
.nav-logo-sub {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.nav-logo span { color: var(--color-accent); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-dim);
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1.5px;
  background: var(--color-accent);
  transition: width var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--color-white);
}
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-cta {
  padding: 10px 22px !important;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: transparent;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition);
  border-radius: 2px;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile nav backdrop */
.nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 997;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.nav-backdrop.open {
  opacity: 1;
  pointer-events: all;
}

/* =============================================
   HERO
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(0, 114, 255, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 90% 80%,  rgba(0, 194, 255, 0.08) 0%, transparent 60%);
  z-index: 0;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,194,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,194,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 194, 255, 0.08);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: 28px;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}
.hero h1 {
  margin-bottom: 24px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--color-accent2), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  font-size: 1.15rem;
  margin-bottom: 40px;
  max-width: 520px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-dim);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: bounce 2.5s infinite;
}
.hero-scroll svg { color: var(--color-accent); }
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* =============================================
   SERVICES OVERVIEW (homepage)
   ============================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent2), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 194, 255, 0.3);
  box-shadow: var(--shadow-accent);
}
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 52px; height: 52px;
  background: rgba(0, 194, 255, 0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}
.service-card h3 {
  margin-bottom: 12px;
}
.service-card p {
  font-size: 0.95rem;
  margin-bottom: 20px;
}
.service-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}
.service-link:hover { gap: 10px; color: var(--color-accent); }

/* =============================================
   DIFFERENTIATOR STRIP
   ============================================= */
.stats-strip {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 52px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
}

/* =============================================
   CTA BANNER
   ============================================= */
.cta-banner {
  background: linear-gradient(135deg, var(--color-surface2), var(--color-surface));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 64px 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner .btn {
  position: relative;
  display: flex;
  width: fit-content;
  margin: 0 auto;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(ellipse at center, rgba(0,194,255,0.06) 0%, transparent 60%);
}
.cta-banner h2 { margin-bottom: 16px; position: relative; }
.cta-banner p  { margin-bottom: 32px; position: relative; }

/* =============================================
   ABOUT PAGE
   ============================================= */
.about-hero {
  padding: 140px 0 80px;
  text-align: center;
}
.about-hero p {
  font-size: 1.15rem;
  max-width: 600px;
  margin: 16px auto 0;
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-photo-wrap {
  position: relative;
}
.about-photo {
  width: 100%;
  aspect-ratio: 4/5;
  background: var(--color-surface2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  color: var(--color-accent);
  overflow: hidden;
}
.about-photo-accent {
  position: absolute;
  bottom: -20px; right: -20px;
  width: 120px; height: 120px;
  background: rgba(0, 194, 255, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  z-index: -1;
}
.about-text h2 { margin-bottom: 20px; }
.about-text p  { margin-bottom: 16px; font-size: 1rem; }
.about-chips  {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.chip {
  background: rgba(0, 194, 255, 0.08);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-accent);
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.value-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
}
.value-card .icon {
  font-size: 1.8rem;
  margin-bottom: 14px;
}
.value-card h3 { margin-bottom: 8px; }
.value-card p  { font-size: 0.93rem; }

/* =============================================
   SERVICES PAGE
   ============================================= */
.services-hero {
  padding: 140px 0 80px;
  text-align: center;
}
.services-hero p {
  font-size: 1.15rem;
  max-width: 580px;
  margin: 16px auto 0;
}
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  padding: 72px 0;
  border-bottom: 1px solid var(--color-border);
}
.service-detail:last-child { border-bottom: none; }
.service-detail.reverse { direction: rtl; }
.service-detail.reverse > * { direction: ltr; }
.service-detail-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 194, 255, 0.08);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: 20px;
}
.service-detail h2 { margin-bottom: 16px; }
.service-detail p  { margin-bottom: 20px; }
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--color-text-dim);
}
.feature-item::before {
  content: '✓';
  width: 20px; height: 20px;
  background: rgba(0, 194, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-top: 2px;
}
.service-visual {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}
.service-visual-icon {
  font-size: 4rem;
  line-height: 1;
}
.service-visual-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-white);
}
.service-visual p { font-size: 0.9rem; }

/* =============================================
   CONTACT PAGE
   ============================================= */
.contact-hero {
  padding: 140px 0 80px;
  text-align: center;
}
.contact-hero p {
  font-size: 1.15rem;
  max-width: 560px;
  margin: 16px auto 0;
}
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 48px;
  align-items: start;
}
.contact-info h3 { margin-bottom: 24px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}
.contact-item-icon {
  width: 44px; height: 44px;
  background: rgba(0, 194, 255, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-item-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 4px;
}
.contact-item-value {
  color: var(--color-white);
  font-weight: 500;
}
.contact-form-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group.full { grid-column: 1 / -1; }
label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
}
label span { color: var(--color-accent); }
input, textarea, select {
  background: var(--color-surface2);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 16px;
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
}
input::placeholder, textarea::placeholder { color: var(--color-text-dim); opacity: 0.6; }
input:focus, textarea:focus, select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0, 194, 255, 0.1);
}
select option { background: var(--color-surface2); }
textarea { min-height: 140px; resize: vertical; }
.form-submit {
  margin-top: 8px;
}
.form-submit .btn { width: 100%; justify-content: center; }
.form-success {
  display: none;
  text-align: center;
  padding: 32px;
}
.form-success .icon { font-size: 3rem; margin-bottom: 16px; }
.form-success h3 { margin-bottom: 8px; }

/* =============================================
   FOOTER
   ============================================= */
footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 60px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand p {
  font-size: 0.92rem;
  margin-top: 12px;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a {
  font-size: 0.92rem;
  color: var(--color-text-dim);
}
.footer-col ul a:hover { color: var(--color-white); }
.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--color-text-dim);
}
.footer-bottom a { color: var(--color-text-dim); }
.footer-bottom a:hover { color: var(--color-accent); }

/* =============================================
   PAGE HERO (shared inner pages)
   ============================================= */
.page-hero {
  padding: 140px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 50% 0%, rgba(0,114,255,0.12) 0%, transparent 60%);
  z-index: 0;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero p {
  font-size: 1.1rem;
  max-width: 560px;
  margin: 16px auto 0;
}

/* =============================================
   SIZE TOGGLE (Services page)
   ============================================= */
.size-toggle-wrap {
  text-align: center;
  margin-bottom: 64px;
}
.size-toggle-label {
  font-size: 0.82rem;
  color: var(--color-text-dim);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.size-toggle {
  display: inline-flex;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius) + 2px);
  padding: 4px;
}
.size-btn {
  padding: 12px 32px;
  border: none;
  background: transparent;
  color: var(--color-text-dim);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
}
.size-btn.active {
  background: linear-gradient(135deg, var(--color-accent2), var(--color-accent));
  color: #fff;
  box-shadow: 0 2px 16px rgba(0, 194, 255, 0.25);
}
.size-btn:not(.active):hover { color: var(--color-white); }

.size-content { display: none; }
.size-content.active { display: block; }

/* SMB service cards */
.smb-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.smb-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.smb-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent2), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.smb-card:hover { transform: translateY(-5px); border-color: rgba(0,194,255,0.3); box-shadow: var(--shadow-accent); }
.smb-card:hover::before { transform: scaleX(1); }
.smb-card-icon { font-size: 2.2rem; margin-bottom: 16px; }
.smb-card h3 { margin-bottom: 10px; }
.smb-card > p { font-size: 0.95rem; margin-bottom: 20px; }
.smb-note {
  margin-top: 24px;
  padding: 16px;
  background: rgba(0,194,255,0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.85rem;
  color: var(--color-text-dim);
  text-align: center;
}
.smb-note strong { color: var(--color-accent); }


/* =============================================
   FAQ GRID
   ============================================= */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  text-align: left;
  margin-top: 16px;
}

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

/* =============================================
   RESPONSIVE
   ============================================= */

/* --- Tablet (≤900px) --- */
@media (max-width: 900px) {
  .about-grid,
  .service-detail,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  /* Use order instead of direction:rtl to avoid text scrambling */
  .service-detail.reverse { direction: ltr; }
  .service-detail.reverse .service-visual { order: -1; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .section { padding: 80px 0; }
  .page-hero { padding: 120px 0 56px; }
  .cta-banner { padding: 48px 40px; }
  .about-photo { max-height: 380px; aspect-ratio: unset; }
  .footer-brand p { max-width: 100%; }
}

/* --- Mobile (≤640px) --- */
@media (max-width: 640px) {
  /* Navigation */
  .hamburger { display: flex; }
  .nav-links {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: rgba(5, 11, 24, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 8px 28px 32px;
    border-bottom: 1px solid var(--color-border);
    z-index: 999;
    gap: 0;
    /* Hidden by default */
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    align-items: flex-start;
  }
  .nav-links.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
  }
  /* Staggered link reveal */
  .nav-links li {
    width: 100%;
    opacity: 0;
    transform: translateX(-14px);
    transition: opacity 0.22s ease, transform 0.22s ease;
  }
  .nav-links.open li { opacity: 1; transform: translateX(0); }
  .nav-links.open li:nth-child(1) { transition-delay: 0.06s; }
  .nav-links.open li:nth-child(2) { transition-delay: 0.12s; }
  .nav-links.open li:nth-child(3) { transition-delay: 0.18s; }
  .nav-links.open li:nth-child(4) { transition-delay: 0.24s; }
  .nav-links a {
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
    width: 100%;
    font-size: 1.05rem;
    display: block;
  }
  .nav-links li:last-child a { border-bottom: none; }
  .nav-links a::after { display: none; }
  /* Reset Contact button to plain link style in mobile menu */
  .nav-links .btn-outline {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--color-border);
    border-radius: 0;
    color: var(--color-text-dim);
    padding: 16px 0;
    font-size: 1.05rem;
    font-weight: 500;
    box-shadow: none;
    justify-content: flex-start;
    width: 100%;
  }
  .nav-links .btn-outline:hover {
    background: transparent;
    transform: none;
    color: var(--color-white);
  }

  /* Spacing */
  .section { padding: 60px 0; }
  .page-hero { padding: 100px 0 44px; }
  .container { padding: 0 20px; }
  .section-subtitle { font-size: 0.98rem; margin-bottom: 36px; }
  .page-hero p { font-size: 1rem; }

  /* Hero */
  .hero p { font-size: 1rem; margin-bottom: 28px; }
  .hero-badge { font-size: 0.78rem; margin-bottom: 20px; padding: 5px 14px; }
  .hero-actions { flex-direction: column; gap: 12px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-scroll { display: none; }


  /* Cards */
  .smb-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .service-card { padding: 24px 20px; }
  .smb-card { padding: 24px 20px; }
  .value-card { padding: 24px 20px; }
  .service-visual { padding: 28px 20px; }

  /* About */
  .about-photo { height: 260px; aspect-ratio: unset; }
  .about-photo-accent { display: none; }

  /* CTA */
  .cta-banner { padding: 36px 24px; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  footer { padding: 44px 0 28px; }
  .footer-brand p { max-width: 100%; }

  /* Contact */
  .contact-form-wrap { padding: 24px 18px; }

  /* Services size toggle */
  .size-toggle { width: 100%; }
  .size-btn { flex: 1; padding: 11px 12px; font-size: 0.84rem; }
  .size-toggle-wrap { margin-bottom: 40px; }
  .service-detail { padding: 48px 0; }

  /* Differentiator strip */
  .stats-strip { padding: 40px 0; }
  .stats-grid { gap: 28px; }
}

/* --- Small mobile (≤480px) --- */
@media (max-width: 480px) {
  .services-grid { grid-template-columns: 1fr; }
  h3 { font-size: 1.1rem; }
  .section { padding: 52px 0; }
  .page-hero { padding: 90px 0 40px; }
  .service-card { padding: 20px 18px; }
  .smb-card { padding: 20px 18px; }
  .btn { padding: 13px 20px; font-size: 0.9rem; }
  .chip { font-size: 0.78rem; padding: 5px 12px; }
  .contact-form-wrap { padding: 20px 16px; }
  .cta-banner { padding: 32px 20px; }
  .nav-logo-name { font-size: 0.85rem; }
  .smb-note { padding: 20px 16px; }
}