/* ============================================
   KT SERVICES — DESIGN SYSTEM CSS
   "The Sovereign Architect" Design Language
   ============================================ */

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

/* ---------- Design Tokens ---------- */
:root {
  /* Primary */
  --primary:             #002444;
  --primary-container:   #1B3A5C;
  --on-primary:          #ffffff;
  --on-primary-container:#87a4cc;
  --primary-fixed:       #d2e4ff;
  --primary-fixed-dim:   #abc9f2;

  /* Secondary (Gold) */
  --secondary:           #795900;
  --secondary-container: #fece65;
  --on-secondary:        #ffffff;
  --on-secondary-container: #755700;

  /* Tertiary */
  --tertiary:            #002542;
  --tertiary-container:  #1a3b5a;

  /* Surface / Neutrals */
  --background:          #f8f9fa;
  --surface:             #f8f9fa;
  --surface-container-lowest:  #ffffff;
  --surface-container-low:     #f3f4f5;
  --surface-container:         #edeeef;
  --surface-container-high:    #e7e8e9;
  --surface-container-highest: #e1e3e4;
  --surface-dim:         #d9dadb;
  --surface-variant:     #e1e3e4;

  /* On-surface */
  --on-surface:          #191c1d;
  --on-surface-variant:  #43474e;
  --on-background:       #191c1d;

  /* Outline */
  --outline:             #73777f;
  --outline-variant:     #c3c6cf;

  /* Inverse */
  --inverse-surface:     #2e3132;
  --inverse-on-surface:  #f0f1f2;
  --inverse-primary:     #abc9f2;

  /* Error */
  --error:               #ba1a1a;
  --on-error:            #ffffff;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
  --gradient-hero:    linear-gradient(135deg, #001830 0%, #1B3A5C 50%, #2C4B6B 100%);
  --gradient-gold:    linear-gradient(135deg, #D4A843 0%, #fece65 100%);

  /* Typography */
  --font-headline: 'Manrope', sans-serif;
  --font-body:     'Inter', sans-serif;

  /* Spacing scale */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-full: 9999px;

  /* Shadows – ambient, tinted */
  --shadow-sm:  0 2px 8px rgba(25,28,29, 0.04);
  --shadow-md:  0 8px 24px rgba(25,28,29, 0.06);
  --shadow-lg:  0 20px 40px rgba(25,28,29, 0.06);

  /* Transitions */
  --ease-out:   cubic-bezier(0.22, 1, 0.36, 1);
  --duration:   0.35s;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--on-surface);
  background-color: var(--background);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration) var(--ease-out);
}

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

ul { list-style: none; }

/* ---------- Utility ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* ---------- Typography ---------- */
.display-lg {
  font-family: var(--font-headline);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.display-md {
  font-family: var(--font-headline);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.015em;
}

.display-sm {
  font-family: var(--font-headline);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.headline-lg {
  font-family: var(--font-headline);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 600;
  line-height: 1.3;
}

.headline-md {
  font-family: var(--font-headline);
  font-size: clamp(1.1rem, 2vw, 1.375rem);
  font-weight: 600;
  line-height: 1.35;
}

.body-lg {
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.7;
}

.body-md {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.65;
}

.body-sm {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.6;
}

.label-lg {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.label-md {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--duration) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--duration) var(--ease-out);
}

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

.btn-primary {
  background: var(--gradient-primary);
  color: var(--on-primary);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: var(--secondary-container);
  color: var(--on-secondary-container);
}
.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--on-primary);
  border: 1.5px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.6);
}

.btn-ghost {
  background: transparent;
  color: var(--primary);
  padding: 0.85rem 1rem;
}
.btn-ghost:hover { color: var(--secondary); }

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-4) 0;
  transition: all var(--duration) var(--ease-out);
}

.navbar.scrolled {
  background: rgba(248,249,250,0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: var(--shadow-sm);
  padding: var(--space-3) 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-headline);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--on-primary);
  transition: color var(--duration) var(--ease-out);
}

.logo span {
  color: var(--secondary-container);
}

.navbar.scrolled .logo { color: var(--primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  position: relative;
  padding: var(--space-1) 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--secondary-container);
  transition: width var(--duration) var(--ease-out);
}

.nav-links a:hover,
.nav-links a.active {
  color: #ffffff;
}

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

.navbar.scrolled .nav-links a {
  color: var(--on-surface-variant);
}

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active {
  color: var(--primary);
}

.nav-cta {
  display: none;
}

.navbar.scrolled .nav-cta {
  display: inline-flex;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 32px;
  position: relative;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--on-primary);
  margin: 6px auto;
  transition: all 0.3s var(--ease-out);
  border-radius: var(--radius-full);
}

.navbar.scrolled .menu-toggle span { background: var(--primary); }

.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(7px, -7px);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
  mix-blend-mode: luminosity;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,24,48,0.6) 0%, rgba(27,58,92,0.4) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 800px;
  padding-top: var(--space-24);
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--secondary-container);
  margin-bottom: var(--space-6);
}

.hero-label::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--secondary-container);
}

.hero h1 {
  color: var(--on-primary);
  margin-bottom: var(--space-6);
}

.hero h1 em {
  font-style: normal;
  color: var(--secondary-container);
}

.hero-sub {
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin-bottom: var(--space-10);
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Floating Stats bar */
.hero-stats {
  position: absolute;
  bottom: var(--space-12);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: var(--space-12);
  background: rgba(248,249,250,0.08);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-10);
  border: 1px solid rgba(255,255,255,0.08);
}

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

.stat-number {
  font-family: var(--font-headline);
  font-size: 2rem;
  font-weight: 800;
  color: var(--secondary-container);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.stat-label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---------- Section Base ---------- */
.section {
  padding: var(--space-24) 0;
}

.section-alt {
  background: var(--surface-container-low);
}

.section-dark {
  background: var(--gradient-primary);
  color: var(--on-primary);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-16);
}

.section-header .label-md {
  color: var(--secondary);
  margin-bottom: var(--space-3);
  display: block;
}

.section-header .display-sm {
  color: var(--on-surface);
  margin-bottom: var(--space-4);
}

.section-header .body-lg {
  color: var(--on-surface-variant);
}

/* ---------- Philosophy / Quote Sections ---------- */
.philosophy-section {
  position: relative;
  padding: var(--space-24) 0;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.philosophy-grid.reversed {
  direction: rtl;
}

.philosophy-grid.reversed > * {
  direction: ltr;
}

.philosophy-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  position: relative;
}

.philosophy-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out);
}

.philosophy-image:hover img {
  transform: scale(1.04);
}

.philosophy-text {
  padding: var(--space-8);
}

.philosophy-text .gold-bar {
  width: 3px;
  height: 48px;
  background: var(--gradient-gold);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.philosophy-text .display-sm {
  margin-bottom: var(--space-4);
}

.philosophy-text .body-lg {
  color: var(--on-surface-variant);
}

/* ---------- Services Section ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.service-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--duration) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration) var(--ease-out);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: var(--primary-fixed);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  font-size: 1.5rem;
}

.service-card h3 {
  font-family: var(--font-headline);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--on-surface);
}

.service-card p {
  color: var(--on-surface-variant);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ---------- Positions / Work With Us ---------- */
.positions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.position-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  transition: all var(--duration) var(--ease-out);
  cursor: pointer;
}

.position-card:hover {
  background: var(--surface-container-high);
  transform: translateX(8px);
}

.position-info h3 {
  font-family: var(--font-headline);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.position-info .tag {
  display: inline-block;
  background: var(--primary-fixed);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.position-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--surface-container);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration) var(--ease-out);
  flex-shrink: 0;
  font-size: 1.2rem;
  color: var(--primary);
}

.position-card:hover .position-arrow {
  background: var(--primary);
  color: var(--on-primary);
}

/* ---------- CTA Section ---------- */
.cta-section {
  background: var(--gradient-hero);
  padding: var(--space-24) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,168,67,0.15) 0%, transparent 70%);
}

.cta-section .display-md {
  color: var(--on-primary);
  margin-bottom: var(--space-4);
}

.cta-section .body-lg {
  color: rgba(255,255,255,0.7);
  max-width: 500px;
  margin: 0 auto var(--space-8);
}

/* ---------- Contact Form ---------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.contact-info-block {
  padding: var(--space-8);
}

.contact-info-block .display-sm {
  margin-bottom: var(--space-4);
}

.contact-info-block .body-lg {
  color: var(--on-surface-variant);
  margin-bottom: var(--space-10);
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.contact-detail-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: var(--radius-lg);
  background: var(--primary-fixed);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.contact-detail-text .label-md {
  color: var(--on-surface-variant);
  margin-bottom: var(--space-1);
  display: block;
}

.contact-detail-text a,
.contact-detail-text p {
  font-weight: 500;
  font-size: 1rem;
  color: var(--on-surface);
}

.contact-detail-text a:hover { color: var(--secondary); }

.contact-form-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: var(--space-6);
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--on-surface);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--on-surface);
  background: var(--surface);
  border: 1.5px solid rgba(195,198,207, 0.25);
  border-radius: var(--radius-md);
  transition: all var(--duration) var(--ease-out);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,36,68,0.08);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-submit {
  width: 100%;
  padding: 1rem;
  font-size: 1rem;
}

.form-success {
  display: none;
  text-align: center;
  padding: var(--space-8);
}

.form-success.show { display: block; }

.form-success svg {
  width: 64px;
  height: 64px;
  color: #16a34a;
  margin-bottom: var(--space-4);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--primary);
  color: rgba(255,255,255,0.7);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

.footer-brand .logo {
  margin-bottom: var(--space-4);
  display: inline-block;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 280px;
}

.footer-col h4 {
  font-family: var(--font-headline);
  font-size: 0.85rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-6);
}

.footer-col a {
  display: block;
  font-size: 0.9rem;
  margin-bottom: var(--space-3);
  color: rgba(255,255,255,0.6);
  transition: color var(--duration) var(--ease-out);
}

.footer-col a:hover { color: var(--secondary-container); }

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: rgba(255,255,255,0.6);
  transition: all var(--duration) var(--ease-out);
  margin-bottom: 0;
}

.footer-social a:hover {
  background: var(--secondary-container);
  color: var(--on-secondary-container);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
}

/* ---------- Page Header (for inner pages) ---------- */
.page-header {
  background: var(--gradient-hero);
  padding: calc(var(--space-24) + 80px) 0 var(--space-16);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to bottom, transparent, var(--background));
}

.page-header h1 {
  color: var(--on-primary);
  margin-bottom: var(--space-4);
}

.page-header .body-lg {
  color: rgba(255,255,255,0.7);
  max-width: 550px;
  margin: 0 auto;
}

/* ---------- Scroll Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger children */
.stagger-children .reveal:nth-child(1) { transition-delay: 0s; }
.stagger-children .reveal:nth-child(2) { transition-delay: 0.1s; }
.stagger-children .reveal:nth-child(3) { transition-delay: 0.2s; }
.stagger-children .reveal:nth-child(4) { transition-delay: 0.3s; }
.stagger-children .reveal:nth-child(5) { transition-delay: 0.4s; }
.stagger-children .reveal:nth-child(6) { transition-delay: 0.5s; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-stats { gap: var(--space-8); padding: var(--space-4) var(--space-6); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-10); }
}

@media (max-width: 768px) {
  .menu-toggle { display: block; }

  .nav-links {
    position: fixed;
    inset: 0;
    background: rgba(0, 36, 68, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-8);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease-out);
    z-index: 999;
  }

  .nav-links.open {
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    font-size: 1.5rem;
    color: rgba(255,255,255,0.9);
  }

  .navbar.scrolled .nav-links {
    background: rgba(248, 249, 250, 0.98);
  }

  .navbar.scrolled .nav-links a {
    color: var(--on-surface);
  }

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

  .navbar.scrolled {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(255, 255, 255, 0.98);
  }

  .navbar.scrolled .menu-toggle span {
    background-color: var(--on-surface);
  }

  .hero {
    height: auto;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: calc(var(--space-24) + 60px);
    padding-bottom: var(--space-12);
  }

  .hero-content { 
    max-width: 100%; 
    padding-top: 0; 
  }
  
  .hero-stats { 
    position: relative; 
    left: 0; 
    bottom: 0; 
    transform: none; 
    flex-direction: column; 
    gap: var(--space-6); 
    padding: var(--space-8); 
    margin-top: var(--space-12);
    width: 100%;
  }

  .philosophy-grid,
  .philosophy-grid.reversed {
    grid-template-columns: 1fr;
    gap: var(--space-12);
    direction: ltr;
  }
  
  .philosophy-text {
    padding: 0;
  }

  .services-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .positions-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  .contact-layout { grid-template-columns: 1fr; gap: var(--space-10); }
  
  .footer-grid { 
    grid-template-columns: 1fr; 
    text-align: center; 
    gap: var(--space-12); 
  }
  
  .footer-brand .logo { margin: 0 auto var(--space-4); }
  .footer-brand p { margin: 0 auto; }
  .footer-social { justify-content: center; }

  .footer-bottom { 
    flex-direction: column; 
    gap: var(--space-6); 
    text-align: center; 
  }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--space-4); }
  .display-lg { font-size: 2.25rem; }
  .display-md { font-size: 1.75rem; }
  .display-sm { font-size: 1.5rem; }
  .hero { min-height: 100vh; }
  
  .hero-buttons { flex-direction: column; gap: var(--space-4); width: 100%; }
  .hero-buttons .btn { width: 100%; }
  
  .section { padding: var(--space-20) 0; }
}