/* HSM-Toimialapalvelu - Styles */
/* Mobile-first responsive design */

/* ========================================
   CSS Variables (Theme)
   ======================================== */
:root {
  /* Brand Colors */
  --color-primary: #17a5a5;
  --color-primary-light: #1fc4c4;
  --color-primary-dark: #128585;
  --color-accent: #2dd4bf;
  
  /* Neutrals */
  --color-dark: #1a1a2e;
  --color-gray-900: #1f2937;
  --color-gray-800: #2d3748;
  --color-gray-700: #374151;
  --color-gray-600: #4b5563;
  --color-gray-500: #6b7280;
  --color-gray-400: #9ca3af;
  --color-gray-300: #d1d5db;
  --color-gray-200: #e5e7eb;
  --color-gray-100: #f3f4f6;
  --color-gray-50: #f9fafb;
  --color-white: #ffffff;
  
  /* Semantic */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  
  /* Typography */
  --font-display: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  
  /* Layout */
  --container-max: 1200px;
  --container-padding: 1rem;
  
  /* Effects */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
  
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
  
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-gray-700);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-gray-900);
}

h1 {
  font-size: 2rem;
  font-weight: 800;
}

h2 {
  font-size: 1.75rem;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

h4 {
  font-size: 1.125rem;
  font-weight: 600;
}

p {
  margin-bottom: var(--space-4);
}

p:last-child {
  margin-bottom: 0;
}

.text-sm {
  font-size: 0.875rem;
}

.text-lg {
  font-size: 1.125rem;
}

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

.text-primary {
  color: var(--color-primary);
}

/* ========================================
   Layout
   ======================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--space-16) 0;
}

.section-lg {
  padding: var(--space-20) 0;
}

.grid {
  display: grid;
  gap: var(--space-6);
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  text-decoration: none;
  gap: var(--space-2);
}

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

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

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: 1.125rem;
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-top {
  background-color: var(--color-gray-900);
  color: var(--color-white);
  padding: var(--space-2) 0;
  font-size: 0.875rem;
}

.header-top a {
  color: var(--color-white);
}

.header-top a:hover {
  color: var(--color-primary-light);
}

.header-main {
  padding: var(--space-4) 0;
}

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

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

.logo img {
  height: 40px;
  width: auto;
}

.nav {
  display: none;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-link {
  font-weight: 500;
  color: var(--color-gray-700);
  padding: var(--space-2) 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}

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

.nav-cta {
  margin-left: var(--space-4);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-gray-900);
  transition: all var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background-color: var(--color-white);
  box-shadow: var(--shadow-xl);
  padding: var(--space-20) var(--space-6) var(--space-6);
  transition: right var(--transition-base);
  z-index: 1000;
  overflow-y: auto;
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.mobile-nav-link {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-gray-700);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--color-primary);
}

.mobile-nav-cta {
  margin-top: var(--space-6);
}

.mobile-nav-cta .btn {
  width: 100%;
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 999;
}

.overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  padding-top: 120px;
  padding-bottom: var(--space-16);
  background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  opacity: 0.05;
  border-radius: 50%;
  transform: rotate(-15deg);
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background-color: var(--color-primary);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-6);
}

.hero h1 {
  font-size: 2.25rem;
  margin-bottom: var(--space-6);
  color: var(--color-gray-900);
}

.hero-text {
  font-size: 1.125rem;
  color: var(--color-gray-600);
  margin-bottom: var(--space-8);
  max-width: 600px;
}

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

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-gray-200);
}

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

.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-gray-500);
  margin-top: var(--space-1);
}

/* ========================================
   Section Headers
   ======================================== */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-12);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  color: var(--color-gray-600);
  font-size: 1.125rem;
}

.section-label {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
}

/* ========================================
   Services Section
   ======================================== */
.services-grid {
  display: grid;
  gap: var(--space-6);
}

.service-card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition-base);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.service-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
}

.service-icon svg {
  width: 32px;
  height: 32px;
  color: var(--color-white);
}

.service-card h3 {
  margin-bottom: var(--space-3);
}

.service-card p {
  color: var(--color-gray-600);
}

.service-card .btn {
  margin-top: var(--space-6);
}

/* ========================================
   Features / Values Section
   ======================================== */
.values-section {
  background-color: var(--color-gray-50);
}

.values-grid {
  display: grid;
  gap: var(--space-6);
}

.value-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.value-card:hover {
  box-shadow: var(--shadow-md);
}

.value-icon {
  width: 56px;
  height: 56px;
  background-color: var(--color-primary);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}

.value-icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-white);
}

.value-card h4 {
  margin-bottom: var(--space-2);
  color: var(--color-gray-900);
}

.value-card p {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
}

/* ========================================
   Stats Section
   ======================================== */
.stats-section {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

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

.stats-section .stat-value {
  font-size: 2.5rem;
  color: var(--color-white);
}

.stats-section .stat-label {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9375rem;
}

/* ========================================
   Testimonials
   ======================================== */
.testimonials-grid {
  display: grid;
  gap: var(--space-6);
}

.testimonial-card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-100);
}

.testimonial-stars {
  color: var(--color-warning);
  margin-bottom: var(--space-4);
  font-size: 1.25rem;
}

.testimonial-text {
  font-size: 1.0625rem;
  color: var(--color-gray-700);
  font-style: italic;
  margin-bottom: var(--space-6);
  line-height: 1.7;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 600;
  font-size: 1.125rem;
}

.testimonial-info h4 {
  font-size: 1rem;
  margin-bottom: 0;
}

.testimonial-info span {
  font-size: 0.875rem;
  color: var(--color-gray-500);
}

/* ========================================
   About Section
   ======================================== */
.about-content {
  display: grid;
  gap: var(--space-8);
}

.about-text h2 {
  margin-bottom: var(--space-6);
}

.about-text p {
  color: var(--color-gray-600);
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.about-feature-icon {
  width: 24px;
  height: 24px;
  background-color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.about-feature-icon svg {
  width: 14px;
  height: 14px;
  color: var(--color-white);
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
  background: linear-gradient(135deg, var(--color-gray-900) 0%, var(--color-gray-800) 100%);
  color: var(--color-white);
  text-align: center;
}

.cta-section h2 {
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin: 0 auto var(--space-8);
  font-size: 1.125rem;
}

.cta-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  justify-content: center;
  align-items: center;
}

.cta-section .btn-primary {
  background-color: var(--color-primary);
}

.cta-section .btn-primary:hover {
  background-color: var(--color-primary-light);
}

.cta-section .btn-secondary {
  background-color: transparent;
  border-color: var(--color-white);
  color: var(--color-white);
}

.cta-section .btn-secondary:hover {
  background-color: var(--color-white);
  color: var(--color-gray-900);
}

/* ========================================
   Contact Section
   ======================================== */
.contact-grid {
  display: grid;
  gap: var(--space-8);
}

.contact-info h3 {
  margin-bottom: var(--space-6);
}

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

.contact-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

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

.contact-item h4 {
  font-size: 0.875rem;
  color: var(--color-gray-500);
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.contact-item p,
.contact-item a {
  font-size: 1.125rem;
  color: var(--color-gray-900);
  font-weight: 500;
}

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

/* ========================================
   Footer
   ======================================== */
.footer {
  background-color: var(--color-gray-900);
  color: var(--color-gray-300);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.footer-brand p {
  margin-top: var(--space-4);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.footer-social a {
  width: 40px;
  height: 40px;
  background-color: var(--color-gray-800);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.footer h4 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  color: var(--color-gray-400);
  font-size: 0.9375rem;
}

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

.footer-contact p {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  font-size: 0.9375rem;
}

.footer-contact a {
  color: var(--color-gray-400);
}

.footer-contact a:hover {
  color: var(--color-white);
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-gray-800);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--color-gray-500);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
}

.footer-bottom-links a {
  color: var(--color-gray-500);
  font-size: 0.875rem;
}

.footer-bottom-links a:hover {
  color: var(--color-white);
}

/* ========================================
   Page Headers (Inner Pages)
   ======================================== */
.page-header {
  padding-top: 140px;
  padding-bottom: var(--space-12);
  background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
  text-align: center;
}

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

.page-header p {
  font-size: 1.125rem;
  color: var(--color-gray-600);
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   Content Sections
   ======================================== */
.content-section {
  padding: var(--space-12) 0;
}

.content-section h2 {
  margin-bottom: var(--space-6);
}

.content-section p {
  color: var(--color-gray-600);
  margin-bottom: var(--space-4);
}

.content-section ul {
  margin-bottom: var(--space-4);
}

.content-section li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-2);
  color: var(--color-gray-600);
}

.content-section li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: 50%;
}

/* ========================================
   Calculator Section
   ======================================== */
.calculator-section {
  background-color: var(--color-gray-50);
}

.calculator-card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
  max-width: 600px;
  margin: 0 auto;
}

.calculator-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-group label {
  font-weight: 600;
  color: var(--color-gray-700);
}

.form-group input,
.form-group select {
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: var(--font-body);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.calculator-result {
  background-color: var(--color-gray-50);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  margin-top: var(--space-4);
}

.result-label {
  font-size: 0.875rem;
  color: var(--color-gray-500);
  margin-bottom: var(--space-2);
}

.result-price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
}

.result-note {
  font-size: 0.875rem;
  color: var(--color-gray-500);
  margin-top: var(--space-2);
}

.result-breakdown {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-gray-200);
  text-align: left;
}

.result-breakdown p {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-2);
  font-size: 0.9375rem;
  color: var(--color-gray-600);
}

.result-breakdown strong {
  color: var(--color-gray-900);
}

/* ========================================
   Info Boxes
   ======================================== */
.info-box {
  background-color: var(--color-gray-50);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  border-left: 4px solid var(--color-primary);
  margin: var(--space-6) 0;
}

.info-box h4 {
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.info-box p {
  color: var(--color-gray-600);
  margin-bottom: 0;
}

/* ========================================
   Media Queries
   ======================================== */
@media (min-width: 640px) {
  :root {
    --container-padding: 1.5rem;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero h1 {
    font-size: 2.75rem;
  }
  
  .hero-buttons {
    flex-direction: row;
  }
  
  .hero-stats {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .cta-buttons {
    flex-direction: row;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 768px) {
  :root {
    --container-padding: 2rem;
  }
  
  h1 {
    font-size: 3rem;
  }
  
  .hero h1 {
    font-size: 3rem;
  }
  
  .nav {
    display: flex;
  }
  
  .menu-toggle {
    display: none;
  }
  
  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .about-content {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
  
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: 3.5rem;
  }
  
  .hero h1 {
    font-size: 3.25rem;
  }
  
  .hero-content {
    max-width: 60%;
  }
  
  .values-grid {
    grid-template-columns: repeat(5, 1fr);
  }
  
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

/* ========================================
   Utility Classes
   ======================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }