/* VA & 3 Daughters - Modern Engineering Green + Graphite Design System */
/* Clean, minimal, technology-forward UI for construction & engineering */

:root {
  /* ============================================
     COLOR PALETTE - MODERN ENGINEERING
     ============================================ */

  /* Core Neutrals - Graphite Scale */
  --bg: #F6F7F9;                /* Soft industrial white, page background */
  --surface: #FFFFFF;           /* Cards, nav, modals */
  --surface-2: #EEF1F4;         /* Alternate sections, light backgrounds */
  --text: #0B1220;              /* Primary text - graphite black */
  --muted: #5B6677;             /* Secondary text, labels, meta */
  --border: rgba(11, 18, 32, 0.12); /* Subtle borders */

  /* Brand - Engineering Green */
  --brand: #0F6B3A;             /* Primary CTA, highlights, active states */
  --brand-2: #0B5A31;           /* Hover, darker variant */
  --brand-soft: rgba(15, 107, 58, 0.10); /* Soft background, badges */

  /* Dark Theme (Headings, Footer) */
  --dark-bg: #1A1F2E;           /* Footer background */
  --dark-text: #FFFFFF;         /* Text on dark backgrounds */
  --dark-muted: #A8B0C0;        /* Secondary text on dark */
  --dark-border: rgba(255, 255, 255, 0.12); /* Borders on dark */

  /* ============================================
     SPACING SCALE - 4px Base
     ============================================ */
  --s-1: 0.25rem;  /* 4px */
  --s-2: 0.5rem;   /* 8px */
  --s-3: 0.75rem;  /* 12px */
  --s-4: 1rem;     /* 16px */
  --s-5: 1.5rem;   /* 24px */
  --s-6: 2rem;     /* 32px */
  --s-7: 3rem;     /* 48px */
  --s-8: 4rem;     /* 64px */

  /* ============================================
     COMPONENT SIZING
     ============================================ */
  --r-sm: 10px;    /* Small radius for badges, inputs */
  --r-md: 16px;    /* Default card radius */
  --r-lg: 24px;    /* Large sections, major elements */

  /* ============================================
     SHADOWS - Subtle Depth
     ============================================ */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.16);
  --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.2);

  /* ============================================
     MOTION & ANIMATION
     ============================================ */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --dur-1: 120ms;
  --dur-2: 200ms;
  --dur-3: 320ms;

  /* ============================================
     TYPOGRAPHY - POWER & CLARITY
     ============================================ */
  --font-heading: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont,
               'Segoe UI', Roboto, Ubuntu, Cantarell, sans-serif;
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --dur-1: 0ms;
    --dur-2: 0ms;
    --dur-3: 0ms;
  }
  * {
    animation-duration: 0ms !important;
    transition-duration: 0ms !important;
  }
}

/* ============================================
   BASE RESET & GLOBAL STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  background-color: var(--bg);
  line-height: 1.6;
  font-size: clamp(14px, 1vw, 16px);
  overflow-x: hidden;
  font-weight: 400;
}

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

a {
  color: var(--brand);
  text-decoration: none;
  transition: color var(--dur-2) var(--ease-out);
}

a:hover {
  color: var(--brand-2);
}

ul {
  list-style: none;
}

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  font-weight: 500;
}

/* ============================================
   TYPOGRAPHY SYSTEM
   ============================================ */

/* Headings - Strong, Commanding, Engineering Authority */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--text);
}

h1 {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  margin-bottom: var(--s-5);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  margin-bottom: var(--s-5);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  margin-bottom: var(--s-4);
  font-weight: 600;
}

h4 {
  font-size: 1.2rem;
  margin-bottom: var(--s-3);
  font-weight: 600;
}

h5, h6 {
  font-size: 1rem;
  margin-bottom: var(--s-3);
  font-weight: 600;
}

/* Body Text - Clean, Readable */
p {
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: var(--s-4);
  max-width: 70ch;
  color: var(--muted);
  font-weight: 400;
}

p.large {
  font-size: clamp(1rem, 1.2vw, 1.125rem);
}

.highlight {
  color: var(--brand);
  font-weight: 700;
}

/* ============================================
   POWER ENHANCERS - COMMANDING TEXT
   ============================================ */

.text-uppercase {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-family: var(--font-heading);
  font-weight: 600;
}

.stat-number {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.text-power {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text);
}

/* ============================================
   LAYOUT CONTAINERS
   ============================================ */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--s-5);
  width: 100%;
}

.section {
  padding: var(--s-8) var(--s-4);
  background-color: var(--bg);
}

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

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark h5,
.section-dark h6 {
  color: var(--dark-text);
}

.section-dark p {
  color: var(--dark-muted);
}

.section-light {
  background-color: var(--surface);
}

.section-header {
  text-align: center;
  margin-bottom: var(--s-8);
}

.section-header h2 {
  margin-bottom: var(--s-3);
}

.section-header p {
  font-size: clamp(0.95rem, 1.1vw, 1.125rem);
  margin: 0 auto;
  max-width: 65ch;
}

.section-footer {
  text-align: center;
  margin-top: var(--s-7);
}

.page-main {
  min-height: calc(100vh - 80px);
}

.page-hero {
  background-color: var(--surface);
  padding: var(--s-8) var(--s-4);
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.page-hero h1,
.page-hero p {
  margin: 0 auto var(--s-4);
}

/* ============================================
   BUTTONS - PRIMARY CTA COMPONENT
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-4) var(--s-6);
  border-radius: var(--r-md);
  font-size: 0.95rem;
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--dur-2) var(--ease-out);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
}

.btn:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

.btn:active {
  transform: translateY(1px);
}

/* Primary Button - Brand Green */
.btn-primary {
  background-color: var(--brand);
  color: white;
  box-shadow: var(--shadow-sm);
}

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

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Secondary Button - Green Border */
.btn-secondary {
  background-color: var(--surface);
  color: var(--brand);
  border: 2px solid var(--brand);
  box-shadow: var(--shadow-sm);
}

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

/* Outline Button - Minimal */
.btn-outline {
  background-color: transparent;
  color: var(--brand);
  border: 2px solid var(--brand);
}

.btn-outline:hover {
  background-color: var(--brand-soft);
  box-shadow: var(--shadow-md);
}

.btn-large {
  padding: var(--s-5) var(--s-7);
  font-size: clamp(0.95rem, 1.1vw, 1rem);
}

.btn-small {
  padding: var(--s-3) var(--s-4);
  font-size: 0.875rem;
}

.btn-full {
  width: 100%;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--dur-2) var(--ease-out);
}

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

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--s-4) 0;
  height: 80px;
}

.nav-logo {
  font-family: var(--font-sans);
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  font-weight: 700;
  color: var(--brand);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur-2) var(--ease-out);
  letter-spacing: -0.01em;
}

.nav-logo:hover {
  color: var(--brand-2);
}

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

.nav-menu a {
  color: var(--text);
  font-weight: 500;
  position: relative;
  transition: color var(--dur-2) var(--ease-out);
  padding: var(--s-2) 0;
  font-size: 0.95rem;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--brand);
  transition: width var(--dur-2) var(--ease-out);
}

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

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text);
  cursor: pointer;
  padding: var(--s-2);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  position: relative;
  background: linear-gradient(135deg, rgba(15, 107, 58, 0.05), rgba(15, 107, 58, 0.02));
  padding: var(--s-8) var(--s-4);
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 100px,
    rgba(15, 107, 58, 0.02) 100px,
    rgba(15, 107, 58, 0.02) 101px
  );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
}

.hero h1,
.hero p {
  margin-bottom: var(--s-5);
}

.hero-subtitle {
  font-size: clamp(0.95rem, 1.2vw, 1.125rem);
  color: var(--muted);
  margin: var(--s-4) 0 var(--s-6);
}

.hero-cta {
  display: flex;
  gap: var(--s-4);
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp var(--dur-3) var(--ease-out) 0.2s both;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(15, 107, 58, 0.04), transparent);
  pointer-events: none;
}

/* ============================================
   TRUST STRIP
   ============================================ */

.trust-strip {
  background: linear-gradient(90deg, var(--brand-soft), rgba(15, 107, 58, 0.04));
  padding: var(--s-6) var(--s-4);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--s-6);
  align-items: center;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-4);
  text-align: center;
  flex-direction: column;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
}

.trust-item i {
  font-size: 1.5rem;
  color: var(--brand);
}

/* ============================================
   CARDS - CORE COMPONENT
   ============================================ */

.service-card,
.project-card,
.value-card,
.leadership-card,
.service-full-card,
.portfolio-full-card,
.contact-form-card,
.contact-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--s-6);
  transition: all var(--dur-2) var(--ease-out);
  box-shadow: var(--shadow-sm);
}

.service-card:hover,
.project-card:hover,
.value-card:hover,
.contact-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--brand-soft);
}

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

.service-icon {
  width: 60px;
  height: 60px;
  background: var(--brand-soft);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: var(--brand);
  margin: 0 auto var(--s-5);
  transition: all var(--dur-2) var(--ease-out);
}

.service-card:hover .service-icon {
  background: var(--brand);
  color: white;
  transform: scale(1.1);
}

.service-full-card {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--s-6);
  align-items: flex-start;
}

.service-full-icon {
  width: 80px;
  height: 80px;
  background: var(--brand-soft);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--brand);
  flex-shrink: 0;
}

.service-list {
  list-style: none;
  margin-top: var(--s-4);
}

.service-list li {
  padding: var(--s-3) 0;
  padding-left: var(--s-5);
  position: relative;
  color: var(--muted);
  font-size: 0.95rem;
}

.service-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--brand);
  font-weight: 700;
}

.project-card {
  overflow: hidden;
}

.project-image {
  width: 100%;
  height: 240px;
  background: var(--surface-2);
  border-radius: var(--r-md);
  overflow: hidden;
  margin-bottom: var(--s-4);
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-2) var(--ease-out);
}

.project-card:hover .project-image img {
  transform: scale(1.08);
}

.project-content {
  flex: 1;
}

.project-tags {
  display: flex;
  gap: var(--s-2);
  margin-bottom: var(--s-3);
  flex-wrap: wrap;
}

.project-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--brand);
  background: var(--brand-soft);
  padding: var(--s-2) var(--s-3);
  border-radius: var(--r-sm);
  text-transform: capitalize;
  letter-spacing: 0.3px;
}

.project-meta,
.portfolio-meta {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--brand);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--s-3);
}

/* ============================================
   GRIDS
   ============================================ */

.services-grid,
.portfolio-grid,
.priorities-grid,
.values-grid,
.services-full-grid,
.portfolio-full-grid,
.footer-grid {
  display: grid;
  gap: var(--s-6);
}

.services-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.portfolio-grid {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.priorities-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.values-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.services-full-grid {
  grid-template-columns: 1fr;
  max-width: 900px;
  margin: 0 auto;
}

.portfolio-full-grid {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.portfolio-full-image {
  width: 100%;
  height: 280px;
  background: var(--surface-2);
  border-radius: var(--r-md) var(--r-md) 0 0;
  overflow: hidden;
  margin-bottom: 0;
}

.portfolio-full-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-2) var(--ease-out);
}

.portfolio-full-card:hover .portfolio-full-image img {
  transform: scale(1.08);
}

.portfolio-full-content {
  padding: var(--s-5);
  background: var(--surface);
}

.portfolio-full-card h3 {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  margin-bottom: var(--s-2);
}

.footer-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-bottom: var(--s-7);
}

.priority-item {
  text-align: center;
  padding: var(--s-5);
}

.priority-badge {
  width: 80px;
  height: 80px;
  background: var(--brand-soft);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--brand);
  margin: 0 auto var(--s-5);
  transition: all var(--dur-2) var(--ease-out);
}

.priority-item:hover .priority-badge {
  background: var(--brand);
  color: white;
  transform: scale(1.15);
}

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

.value-card h3 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-3);
  margin-bottom: var(--s-4);
}

.value-card i {
  color: var(--brand);
  font-size: 1.5rem;
}

/* ============================================
   ABOUT PAGE
   ============================================ */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-8);
  align-items: center;
}

.image-placeholder {
  background: linear-gradient(135deg, var(--brand-soft), var(--surface-2));
  border-radius: var(--r-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  font-size: 4rem;
  color: var(--brand);
  gap: var(--s-4);
}

.about-img-placeholder {
  background: linear-gradient(135deg, var(--brand-soft), var(--surface-2));
  border-radius: var(--r-lg);
  min-height: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.about-img-placeholder span {
  font-size: 1.125rem;
  color: var(--muted);
  margin-top: var(--s-4);
}

.leader-img-placeholder {
  background: linear-gradient(135deg, var(--brand-soft), var(--surface-2));
  border-radius: var(--r-lg);
  width: 100%;
  max-width: 300px;
  aspect-ratio: 3/4;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--brand);
}

.leadership-card {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--s-8);
  align-items: center;
}

.leadership-content blockquote {
  border-left: 4px solid var(--brand);
  padding-left: var(--s-5);
  margin: var(--s-5) 0;
  font-style: italic;
  color: var(--muted);
  font-size: clamp(0.95rem, 1.1vw, 1.125rem);
}

/* ============================================
   CTA SECTIONS
   ============================================ */

.cta-section {
  background: linear-gradient(135deg, var(--brand-soft), var(--surface));
  padding: var(--s-8) var(--s-4);
  text-align: center;
  border-radius: var(--r-lg);
  margin: var(--s-8) 0;
}

.cta-section-dark {
  background: linear-gradient(135deg, var(--dark-bg), var(--dark-surface) 100%);
  color: var(--dark-text);
}

.cta-section-dark h2,
.cta-section-dark p {
  color: var(--dark-text);
}

.cta-buttons {
  display: flex;
  gap: var(--s-4);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--s-6);
}

.quote-cta {
  font-size: clamp(1.125rem, 1.5vw, 1.5rem);
  color: var(--brand);
  margin: var(--s-6) 0;
  font-weight: 700;
}

.cta-note {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-top: var(--s-4);
  display: flex;
  align-items: center;
  gap: var(--s-2);
  justify-content: center;
}

.cta-note i {
  color: var(--brand);
}

/* ============================================
   PORTFOLIO FILTER
   ============================================ */

.portfolio-filter {
  display: flex;
  justify-content: center;
  gap: var(--s-3);
  flex-wrap: wrap;
  margin-bottom: var(--s-8);
}

.filter-btn {
  padding: var(--s-3) var(--s-5);
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--dur-2) var(--ease-out);
  font-size: 0.95rem;
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--brand);
  color: white;
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
}

.portfolio-note {
  background: var(--brand-soft);
  border-left: 4px solid var(--brand);
  padding: var(--s-5);
  border-radius: var(--r-md);
  margin-top: var(--s-8);
  font-size: 0.875rem;
  color: var(--muted);
  display: flex;
  gap: var(--s-3);
}

.portfolio-note i {
  color: var(--brand);
  flex-shrink: 0;
}

/* ============================================
   CONTACT PAGE
   ============================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-8);
}

.contact-details {
  display: grid;
  gap: var(--s-6);
}

.contact-item {
  display: flex;
  gap: var(--s-5);
}

.contact-icon {
  width: 60px;
  height: 60px;
  background: var(--brand-soft);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand);
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
}

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

.form-group label {
  font-weight: 600;
  color: var(--text);
  font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--s-4);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--surface);
  transition: all var(--dur-2) var(--ease-out);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}

/* ============================================
   MAP SECTION
   ============================================ */

.map-placeholder {
  background: var(--surface-2);
  border-radius: var(--r-lg);
  padding: var(--s-8);
  text-align: center;
  position: relative;
  overflow: hidden;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-5);
}

.map-content i {
  font-size: 4rem;
  color: var(--brand);
}

.map-frame {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 107, 58, 0.04), rgba(15, 107, 58, 0.02));
  border-radius: var(--r-lg);
}

.map-frame-overlay {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(15, 107, 58, 0.02) 10px,
    rgba(15, 107, 58, 0.02) 20px
  );
  border-radius: var(--r-lg);
  pointer-events: none;
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  background: var(--dark-bg);
  color: var(--dark-text);
  padding: var(--s-8) var(--s-4) var(--s-4);
  border-top: 1px solid var(--dark-border);
}

.site-footer h3,
.site-footer a,
.site-footer p {
  color: var(--dark-text);
}

.site-footer p {
  color: var(--dark-muted);
  font-size: 0.95rem;
}

.footer-contact p {
  margin: var(--s-3) 0;
  display: flex;
  align-items: center;
  gap: var(--s-3);
  font-size: 0.95rem;
}

.footer-contact i {
  color: var(--brand);
  width: 20px;
}

.footer-links li {
  margin: var(--s-3) 0;
}

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

.footer-bottom {
  border-top: 1px solid var(--dark-border);
  padding-top: var(--s-6);
  margin-top: var(--s-6);
  text-align: center;
  color: var(--dark-muted);
  font-size: 0.8125rem;
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */

.reveal {
  opacity: 0;
  transform: translateY(12px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity var(--dur-3) var(--ease-out), transform var(--dur-3) var(--ease-out);
}

[data-animate="fade-in"].reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-animate="scale-in"].reveal {
  opacity: 0;
  transform: scale(0.98) translateY(12px);
}

[data-animate="scale-in"].reveal.is-visible {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* ============================================
   PROCESS GRID
   ============================================ */

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--s-6);
  margin-bottom: var(--s-8);
}

.process-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--s-6);
  text-align: center;
  transition: all var(--dur-2) var(--ease-out);
  box-shadow: var(--shadow-sm);
}

.process-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--brand-soft);
}

.process-step {
  margin-bottom: var(--s-5);
}

.process-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: white;
  font-size: 1.75rem;
  font-weight: 700;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
}

.process-card h3 {
  margin-bottom: var(--s-3);
  font-size: clamp(1rem, 2vw, 1.25rem);
}

.process-card p {
  font-size: 0.875rem;
  color: var(--muted);
  max-width: 100%;
}

/* ============================================
   FLOATING WHATSAPP BUTTON
   ============================================ */

.whatsapp-btn {
  position: fixed;
  bottom: var(--s-6);
  right: var(--s-6);
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: white;
  text-decoration: none;
  box-shadow: var(--shadow-lg);
  z-index: 50;
  transition: all var(--dur-2) var(--ease-out);
  animation: slideUp var(--dur-3) var(--ease-out);
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-xl);
}

.whatsapp-btn:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   RESPONSIVE DESIGN - TABLET (992px)
   ============================================ */

@media (max-width: 992px) {
  .about-grid,
  .leadership-card,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

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

  h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
  }

  .hero {
    min-height: 400px;
    padding: var(--s-6) var(--s-4);
  }
}

/* ============================================
   RESPONSIVE DESIGN - MOBILE (768px)
   ============================================ */

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: 0;
    top: 80px;
    width: 100%;
    flex-direction: column;
    background: var(--surface);
    max-height: calc(100vh - 80px);
    overflow-y: auto;
    gap: 0;
    border-bottom: 1px solid var(--border);
    transform: translateX(-100%);
    transition: transform var(--dur-2) var(--ease-out);
    padding: var(--s-4);
  }

  .nav-menu.active {
    transform: translateX(0);
  }

  .nav-menu a {
    padding: var(--s-5) var(--s-4);
    border-radius: var(--r-md);
    display: block;
    text-align: center;
  }

  .nav-menu a:hover {
    background: var(--surface-2);
  }

  .nav-menu a::after {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .services-grid,
  .portfolio-grid,
  .priorities-grid,
  .values-grid,
  .portfolio-full-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-full-image {
    height: 240px;
  }

  .section {
    padding: var(--s-7) var(--s-4);
  }

  .hero-cta,
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-cta .btn,
  .cta-buttons .btn {
    width: 100%;
  }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--s-4);
  }

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

  .btn {
    padding: var(--s-3) var(--s-5);
  }

  .service-full-card {
    grid-template-columns: 60px 1fr;
    gap: var(--s-4);
  }

  .service-full-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }

  .whatsapp-btn {
    bottom: var(--s-4);
    right: var(--s-4);
    width: 56px;
    height: 56px;
    font-size: 1.5rem;
  }
}

/* ============================================
   RESPONSIVE DESIGN - SMALL MOBILE (576px)
   ============================================ */

@media (max-width: 576px) {
  .section {
    padding: var(--s-6) var(--s-4);
  }

  .section-header {
    margin-bottom: var(--s-6);
  }

  h1 {
    font-size: clamp(1.5rem, 3vw, 2rem);
  }

  h2 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  }

  .hero {
    min-height: 300px;
    padding: var(--s-5) var(--s-4);
  }

  .hero h1 {
    margin-bottom: var(--s-3);
  }

  .hero-subtitle {
    margin: var(--s-3) 0 var(--s-5);
  }

  .btn {
    padding: var(--s-3) var(--s-4);
    font-size: 0.8125rem;
  }

  .trust-grid {
    grid-template-columns: 1fr;
    gap: var(--s-3);
  }

  .trust-item {
    padding: var(--s-3);
  }

  .portfolio-filter {
    gap: var(--s-2);
    margin-bottom: var(--s-6);
  }

  .filter-btn {
    padding: var(--s-2) var(--s-4);
    font-size: 0.8125rem;
  }

  .contact-item {
    gap: var(--s-3);
  }

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

  .about-grid,
  .leadership-card {
    gap: var(--s-4);
  }
}