/* ============================================
   KARDOO Services — Apple-inspired Design
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f5f5f7;
  --color-bg-dark: #1d1d1f;
  --color-text: #1d1d1f;
  --color-text-secondary: #6e6e73;
  --color-text-light: #f5f5f7;
  --color-primary: #0071e3;
  --color-primary-hover: #0077ed;
  --color-gradient-1: #2997ff;
  --color-gradient-2: #5856d6;
  --color-gradient-3: #af52de;
  --color-border: rgba(0, 0, 0, 0.08);
  --color-card-bg: #ffffff;
  --font-primary: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --nav-height: 52px;
  --section-padding: 120px;
  --container-max: 1120px;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --transition: 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

body.menu-open {
  overflow: hidden;
}

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

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

/* --- Container --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Section Shared --- */
.section-eyebrow {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  text-align: center;
}

.section-title.text-left {
  text-align: left;
}

.section-subtitle {
  font-size: 19px;
  color: var(--color-text-secondary);
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
  line-height: 1.5;
}

/* --- Animation (AOS-like) --- */
[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}

[data-aos].aos-animate {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.challenges-grid [data-aos]:nth-child(2),
.services-grid [data-aos]:nth-child(2),
.testimonials-grid [data-aos]:nth-child(2) { transition-delay: 0.1s; }
.challenges-grid [data-aos]:nth-child(3),
.services-grid [data-aos]:nth-child(3),
.testimonials-grid [data-aos]:nth-child(3) { transition-delay: 0.2s; }
.challenges-grid [data-aos]:nth-child(4),
.services-grid [data-aos]:nth-child(4) { transition-delay: 0.3s; }
.services-grid [data-aos]:nth-child(5) { transition-delay: 0.35s; }
.services-grid [data-aos]:nth-child(6) { transition-delay: 0.4s; }
.services-grid [data-aos]:nth-child(7) { transition-delay: 0.45s; }

.advantages-list [data-aos]:nth-child(2) { transition-delay: 0.08s; }
.advantages-list [data-aos]:nth-child(3) { transition-delay: 0.16s; }
.advantages-list [data-aos]:nth-child(4) { transition-delay: 0.24s; }
.advantages-list [data-aos]:nth-child(5) { transition-delay: 0.32s; }
.advantages-list [data-aos]:nth-child(6) { transition-delay: 0.40s; }
.advantages-list [data-aos]:nth-child(7) { transition-delay: 0.48s; }

.process-timeline [data-aos]:nth-child(2) { transition-delay: 0.15s; }
.process-timeline [data-aos]:nth-child(3) { transition-delay: 0.30s; }
.process-timeline [data-aos]:nth-child(4) { transition-delay: 0.45s; }

/* ========================
   NAVIGATION
   ======================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10000;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.nav-scrolled {
  border-bottom-color: var(--color-border);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-logo img {
  height: 36px;
  width: auto;
  display: block;
}

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .nav-logo img {
    content: url('../images/logo-horizontal@2x.png');
    height: 36px;
  }
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-menu a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition);
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--color-primary);
  transition: width var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--color-text);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: 100%;
}

.nav-cta {
  background: var(--color-primary) !important;
  color: #fff !important;
  padding: 8px 20px;
  border-radius: 980px;
  font-size: 14px !important;
  transition: background var(--transition) !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--color-primary-hover) !important;
}

/* Language Switcher */
.nav-lang {
  position: relative;
}

.lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 980px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  font-family: var(--font-primary);
  transition: all var(--transition);
}

.lang-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.lang-toggle svg {
  flex-shrink: 0;
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
  list-style: none;
  min-width: 140px;
  padding: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: all var(--transition);
}

.nav-lang:hover .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-dropdown li a {
  display: block;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: 8px;
  transition: all var(--transition);
}

.lang-dropdown li a:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.lang-dropdown li a.active {
  color: var(--color-primary);
  font-weight: 600;
}

.lang-dropdown li a::after {
  display: none !important;
}

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

.nav-toggle span {
  width: 20px;
  height: 1.5px;
  background: var(--color-text);
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ========================
   HERO
   ======================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-height) + 60px) 0 80px;
  overflow: hidden;
  background: linear-gradient(180deg, #fbfbfd 0%, #f5f5f7 100%);
}

.hero-bg {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(41, 151, 255, 0.08) 0%, rgba(88, 86, 214, 0.04) 50%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.04em;
  padding: 6px 16px;
  background: rgba(0, 113, 227, 0.08);
  border-radius: 980px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(44px, 7vw, 80px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-gradient-1), var(--color-gradient-2), var(--color-gradient-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 19px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 64px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 500;
  padding: 14px 32px;
  border-radius: 980px;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font-primary);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: scale(1.02);
}

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

.btn-secondary:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn-large {
  padding: 18px 48px;
  font-size: 17px;
  font-weight: 600;
}

.btn-success {
  background: #34c759 !important;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

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

.stat-number {
  display: block;
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.stat-label {
  font-size: 13px;
  color: var(--color-text-secondary);
  font-weight: 500;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--color-border);
}

/* ========================
   CHALLENGES
   ======================== */
.challenges {
  padding: var(--section-padding) 0;
  background: var(--color-bg);
}

.challenges-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.challenge-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 40px 28px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.challenge-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

.challenge-icon {
  color: var(--color-primary);
  margin-bottom: 20px;
}

.challenge-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.challenge-card p {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ========================
   SERVICES
   ======================== */
.services {
  padding: var(--section-padding) 0;
  background: var(--color-bg-alt);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--color-card-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08);
}

.service-card-large {
  grid-column: span 3;
  background: linear-gradient(135deg, #1d1d1f 0%, #2d2d30 100%);
  color: var(--color-text-light);
}

.service-card-large .service-icon-wrap {
  color: var(--color-gradient-1);
}

.service-card-large p {
  color: rgba(245, 245, 247, 0.7);
  font-size: 17px;
  max-width: 640px;
}

.service-card-large h3 {
  font-size: 28px;
}

.service-card-content {
  padding: 36px 32px;
}

.service-icon-wrap {
  color: var(--color-primary);
  margin-bottom: 16px;
}

.service-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.service-card p {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ========================
   ADVANTAGES
   ======================== */
.advantages {
  padding: var(--section-padding) 0;
  background: var(--color-bg-dark);
  color: var(--color-text-light);
}

.advantages .section-eyebrow {
  color: var(--color-gradient-1);
}

.advantages .section-subtitle {
  color: rgba(245, 245, 247, 0.6);
}

.advantages-list {
  max-width: 800px;
  margin: 0 auto;
}

.advantage-item {
  display: flex;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  align-items: flex-start;
}

.advantage-item:last-child {
  border-bottom: none;
}

.advantage-number {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: rgba(255, 255, 255, 0.12);
  min-width: 80px;
  line-height: 1;
}

.advantage-content h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.advantage-content p {
  font-size: 16px;
  color: rgba(245, 245, 247, 0.6);
  line-height: 1.6;
}

/* ========================
   SOLUTIONS / PROCESS
   ======================== */
.solutions {
  padding: var(--section-padding) 0;
  background: var(--color-bg);
}

.process-timeline {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-gradient-1), var(--color-gradient-2), var(--color-gradient-3));
  border-radius: 2px;
}

.process-step {
  display: flex;
  gap: 32px;
  padding: 32px 0;
  position: relative;
}

.step-marker {
  width: 56px;
  height: 56px;
  min-width: 56px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.step-marker span {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
}

.step-content h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 8px;
  padding-top: 4px;
}

.step-content p {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ========================
   INDUSTRIES
   ======================== */
.industries {
  padding: var(--section-padding) 0;
  background: var(--color-bg-alt);
}

.industries-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  max-width: 800px;
  margin: 0 auto;
}

.industry-tag {
  padding: 12px 28px;
  background: var(--color-card-bg);
  border-radius: 980px;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.industry-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 113, 227, 0.1);
}

/* ========================
   TESTIMONIALS
   ======================== */
.testimonials {
  padding: var(--section-padding) 0;
  background: var(--color-bg);
}

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

.testimonial-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  transition: transform var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
}

.testimonial-stars {
  color: #ff9500;
  font-size: 16px;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-gradient-1), var(--color-gradient-2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 600;
  font-size: 16px;
}

.author-name {
  font-weight: 600;
  font-size: 15px;
}

.author-title {
  font-size: 13px;
  color: var(--color-text-secondary);
}

/* ========================
   ABOUT
   ======================== */
.about {
  padding: var(--section-padding) 0;
  background: var(--color-bg-alt);
}

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

.about-content .section-eyebrow {
  text-align: left;
}

.about-text {
  font-size: 17px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.about-stats {
  display: flex;
  gap: 48px;
  margin-top: 32px;
}

.about-stat-number {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.about-stat-label {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.value-card {
  background: var(--color-card-bg);
  border-radius: var(--radius-sm);
  padding: 28px 24px;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.value-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 8px 32px rgba(0, 113, 227, 0.08);
}

.value-card h4 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
}

.value-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* ========================
   CTA / CONTACT
   ======================== */
.cta {
  padding: var(--section-padding) 0;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.cta-content {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.cta-subtitle {
  font-size: 18px;
  color: var(--color-text-secondary);
  margin-bottom: 48px;
}

.cta-form {
  text-align: left;
}

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

.form-group-full {
  margin-bottom: 24px;
}

.cta-form input,
.cta-form textarea {
  width: 100%;
  padding: 16px 20px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-family: var(--font-primary);
  background: var(--color-card-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.cta-form input:focus,
.cta-form textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.1);
}

.cta-form textarea {
  resize: vertical;
  min-height: 120px;
}

.cta-form .btn {
  width: 100%;
}

/* ========================
   CONTACT BAR
   ======================== */
.contact-bar {
  padding: 20px 0;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
}

.contact-items {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.contact-item svg {
  color: var(--color-primary);
}

.contact-item a {
  color: var(--color-text-secondary);
  transition: color var(--transition);
}

.contact-item a:hover {
  color: var(--color-primary);
}

/* ========================
   FOOTER
   ======================== */
.footer {
  padding: 64px 0 32px;
  background: var(--color-bg-dark);
  color: var(--color-text-light);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo {
  display: inline-block;
  margin-bottom: 12px;
}

.footer-logo img {
  height: 52px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-desc {
  font-size: 14px;
  color: rgba(245, 245, 247, 0.5);
  line-height: 1.6;
}

.footer-links h4 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(245, 245, 247, 0.5);
  margin-bottom: 16px;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
  font-size: 14px;
  color: rgba(245, 245, 247, 0.7);
}

.footer-links a {
  color: rgba(245, 245, 247, 0.7);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-text-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(245, 245, 247, 0.35);
}

.footer-legal {
  margin-top: 4px;
}

/* ========================
   RESPONSIVE
   ======================== */
@media (max-width: 1024px) {
  :root {
    --section-padding: 80px;
  }

  .challenges-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-card-large {
    grid-column: span 2;
  }

  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid .testimonial-card:nth-child(3) {
    grid-column: span 2;
    max-width: 500px;
    margin: 0 auto;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 64px;
    --nav-height: 48px;
  }

  .nav-logo img {
    height: 28px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed !important;
    top: var(--nav-height) !important;
    left: 0 !important;
    right: 0 !important;
    height: calc(100vh - var(--nav-height)) !important;
    z-index: 99999 !important;
    background: #fff !important;
    display: none !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 5vh !important;
    padding: 0 24px !important;
    overflow: hidden !important;
    list-style: none !important;
  }

  .nav-menu.active {
    display: flex !important;
  }

  .nav-menu > li > a {
    font-size: 20px;
  }

  /* Mobile language switcher */
  .nav-lang {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
  }

  .lang-toggle {
    display: none !important;
  }

  .lang-dropdown {
    position: static !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    box-shadow: none !important;
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    display: flex !important;
    gap: 12px;
    padding: 0;
    min-width: auto;
  }

  .lang-dropdown li a {
    padding: 6px 16px;
    font-size: 14px;
    border: 1px solid var(--color-border);
    border-radius: 980px;
  }

  .lang-dropdown li a.active {
    border-color: var(--color-primary);
    background: rgba(0, 113, 227, 0.06);
  }

  .nav-cta {
    padding: 12px 36px !important;
    font-size: 16px !important;
  }

  .hero-title {
    font-size: clamp(36px, 10vw, 56px);
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .hero-actions .btn {
    width: 100%;
    max-width: 280px;
  }

  .hero-stats {
    gap: 24px;
  }

  .stat-number {
    font-size: 24px;
  }

  .challenges-grid {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .service-card-large {
    grid-column: span 1;
  }

  .advantage-item {
    flex-direction: column;
    gap: 12px;
  }

  .advantage-number {
    font-size: 36px;
  }

  .process-timeline::before {
    left: 20px;
  }

  .step-marker {
    width: 40px;
    height: 40px;
    min-width: 40px;
  }

  .step-marker span {
    font-size: 16px;
  }

  .process-step {
    gap: 20px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .section-title.text-left {
    text-align: center;
  }

  .about-content .section-eyebrow {
    text-align: center;
  }

  .about-stats {
    justify-content: center;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid .testimonial-card:nth-child(3) {
    grid-column: span 1;
    max-width: none;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-items {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .industries-grid {
    gap: 8px;
  }

  .industry-tag {
    padding: 10px 20px;
    font-size: 14px;
  }
}