/* ============================================================
   Pierce Power Consulting – Main Stylesheet
   Brand: Deep navy enterprise palette · Inter typeface
   ============================================================ */

/* ==========================================================
   1. CSS Custom Properties
   ========================================================== */
:root {
  /* Colors */
  --color-navy: #002147;
  --color-primary: #0b4070;
  --color-primary-light: #1560a0;
  --color-white: #ffffff;
  --color-bg: #f8fafc;
  --color-bg-dark: #0c1524;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --color-success: #059669;

  /* Gradients */
  --gradient-navy: linear-gradient(135deg, #002147 0%, #0b4070 60%, #1560a0 100%);
  --gradient-primary: linear-gradient(135deg, #002147 0%, #0b4070 100%);
  --gradient-blue-subtle: linear-gradient(135deg, #dce8f5 0%, #edf2f9 100%);
  --gradient-dark: linear-gradient(135deg, #0c1524 0%, #002147 100%);

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-base: 1rem;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1), 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12), 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition: 0.2s ease;
  --transition-slow: 0.4s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
}

/* ==========================================================
   3. Utilities
   ========================================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-badge {
  display: inline-block;
  background: rgba(0, 26, 61, 0.08);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

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

/* ==========================================================
   4. Buttons
   ========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1.4;
}

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

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(0, 26, 61, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 26, 61, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
}

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

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

.btn-white {
  background: var(--color-white);
  color: var(--color-navy);
  border-color: transparent;
  box-shadow: var(--shadow-md);
}

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

.btn-full {
  width: 100%;
}

/* ==========================================================
   5. Navbar
   ========================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all var(--transition-slow);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  padding: 0.75rem 0;
}

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

.navbar.scrolled .nav-link {
  color: var(--color-text);
}

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

.navbar.scrolled .nav-cta {
  background: var(--gradient-primary);
  color: var(--color-white) !important;
  border-color: transparent;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

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

.nav-logo-text {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  transition: color var(--transition);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  padding: 0.5rem 1rem;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  text-decoration: none;
}

.nav-link:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
  color: var(--color-white);
}

.nav-link:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}

.nav-cta {
  background: rgba(255, 255, 255, 0.15);
  color: var(--color-white) !important;
  border: 1px solid rgba(255, 255, 255, 0.4);
  margin-left: 0.5rem;
}

.nav-cta:hover {
  background: var(--color-white) !important;
  color: var(--color-navy) !important;
  border-color: transparent !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition);
}

.navbar.scrolled .nav-toggle span {
  background: var(--color-text);
}

/* ==========================================================
   6. Hero Section
   ========================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-navy);
  overflow: hidden;
  padding-top: 5rem;
}

/* Dot-grid motif overlay */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.06) 1px, transparent 0);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 4rem 1.5rem;
  max-width: 760px;
}

.hero-badge {
  display: inline-block;
  background: rgba(26, 107, 181, 0.25);
  color: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(26, 107, 181, 0.4);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-white);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.hero-tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: rgba(255, 255, 255, 0.7);
  max-width: 560px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-divider {
  width: 1px;
  height: 2.5rem;
  background: rgba(255, 255, 255, 0.2);
}

/* ==========================================================
   7. Credibility Section
   ========================================================== */
.credibility {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg);
}

.credibility-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.credibility-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  text-align: center;
  transition: all var(--transition-slow);
}

.credibility-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 26, 61, 0.15);
}

.credibility-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  display: block;
}

.credibility-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.credibility-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==========================================================
   8. Services Section
   ========================================================== */
.services {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  position: relative;
  transition: all var(--transition-slow);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 26, 61, 0.15);
}

.service-card--featured {
  background: var(--gradient-primary);
  border-color: transparent;
  color: var(--color-white);
}

.service-card--featured .service-desc,
.service-card--featured .service-list li {
  color: rgba(255, 255, 255, 0.85);
}

.service-card--featured .service-title {
  color: var(--color-white);
}

.service-card--featured:hover {
  box-shadow: 0 10px 40px rgba(0, 26, 61, 0.4);
}

.service-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(0, 26, 61, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.service-card--featured .service-icon {
  background: rgba(255, 255, 255, 0.15);
}

.service-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.service-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.service-list li {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  padding-left: 1.25rem;
  position: relative;
}

.service-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary-light);
  font-size: 0.8rem;
}

.service-card--featured .service-list li::before {
  color: rgba(255, 255, 255, 0.6);
}

/* ==========================================================
   9. Process / How PPC Works
   ========================================================== */
.process {
  padding: var(--spacing-4xl) 0;
  background: var(--color-white);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

/* Connecting line between steps (desktop) — offsets are 1/6 of grid width (center of outer columns) */
.process-grid::before {
  content: '';
  position: absolute;
  top: 2.5rem;
  left: calc(16.67% + 1rem);
  right: calc(16.67% + 1rem);
  height: 2px;
  background: var(--color-border);
  z-index: 0;
}

.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2rem 1.5rem;
}

.process-number {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  color: var(--color-white);
  font-size: 1.25rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  position: relative;
  z-index: 1;
}

.process-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.process-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ==========================================================
   10. Product Vision
   ========================================================== */
.vision {
  padding: var(--spacing-4xl) 0;
  background: var(--gradient-blue-subtle);
}

.vision-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.vision-content .section-title {
  margin-bottom: 1.25rem;
}

.vision-text {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 2rem;
}

/* ==========================================================
   11. CTA Banner
   ========================================================== */
.cta-banner {
  background: var(--gradient-navy);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.cta-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.04) 1px, transparent 0);
  background-size: 40px 40px;
  pointer-events: none;
}

.cta-container {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.cta-subtitle {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================
   12. About Section
   ========================================================== */
.about {
  padding: var(--spacing-4xl) 0;
  background: var(--color-white);
}

.about-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-image-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image-placeholder {
  width: 360px;
  height: 400px;
  background: var(--gradient-navy);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-xl);
}

.about-initials {
  font-size: 5rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: -0.02em;
}

.about-card {
  position: absolute;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 120px;
}

.about-card--exp {
  bottom: 2rem;
  left: -1.5rem;
}

.about-card--clients {
  top: 2rem;
  right: -1.5rem;
}

.about-card-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.about-card-text {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
  font-weight: 500;
}

.about-content .section-title {
  margin-bottom: 1.25rem;
}

.about-desc {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.about-values {
  margin: 1.75rem 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.value-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.value-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: var(--color-navy);
  color: var(--color-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  margin-top: 0.1rem;
}

.value-item strong {
  display: block;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.2rem;
}

.value-item p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ==========================================================
   13. Contact Section
   ========================================================== */
.contact {
  padding: var(--spacing-4xl) 0;
  background: var(--color-white);
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: start;
}

.contact-info .section-title {
  margin-bottom: 1rem;
}

.contact-desc {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-icon {
  font-size: 1.25rem;
  line-height: 1;
  margin-top: 0.1rem;
  flex-shrink: 0;
}

.contact-item strong {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.15rem;
}

.contact-item a,
.contact-item span {
  font-size: 0.95rem;
  color: var(--color-text);
}

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

.contact-item a:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}

/* Contact Form */
.contact-form-wrap {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #94a3b8;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.12);
}

.form-group input:focus-visible,
.form-group select:focus-visible,
.form-group textarea:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 1px;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-success {
  display: none;
  text-align: center;
  font-weight: 600;
  color: var(--color-success);
  font-size: 0.95rem;
  padding: 0.75rem;
  background: #ecfdf5;
  border-radius: var(--radius-md);
}

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

.form-error {
  display: none;
  text-align: center;
  font-weight: 600;
  color: #dc2626;
  font-size: 0.95rem;
  padding: 0.75rem;
  background: #fef2f2;
  border-radius: var(--radius-md);
}

.form-error.visible {
  display: block;
}

.form-error a {
  color: #dc2626;
  text-decoration: underline;
}

/* ==========================================================
   14. Approach Page – Phases
   ========================================================== */
.approach-phases {
  padding: var(--spacing-4xl) 0;
  background: var(--color-bg);
}

.phase-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  margin-bottom: 2rem;
  transition: all var(--transition-slow);
}

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

.phase-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.phase-number {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  color: var(--color-white);
  font-size: 1.1rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.phase-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
}

.phase-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.phase-artifacts {
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.phase-artifacts h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.artifact-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.artifact-tag {
  display: inline-block;
  background: rgba(0, 26, 61, 0.06);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
}

/* ==========================================================
   15. Services Detail Page
   ========================================================== */
.service-detail {
  padding: var(--spacing-4xl) 0;
}

.service-detail-section {
  margin-bottom: 4rem;
}

.service-detail-section:last-child {
  margin-bottom: 0;
}

.service-detail-header {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.service-detail-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: rgba(0, 26, 61, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.service-detail-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 0.35rem;
}

.service-detail-subtitle {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.service-detail-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 1.5rem;
}

.service-detail-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.service-who,
.service-deliverables,
.service-outcomes {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.service-who h4,
.service-deliverables h4,
.service-outcomes h4 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text);
  margin-bottom: 0.75rem;
}

.service-who li,
.service-deliverables li,
.service-outcomes li {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding: 0.35rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.service-who li::before,
.service-deliverables li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary-light);
}

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

/* Service Detail Cards (services.html) */
.service-detail-card {
  background: var(--color-white);
  border: 1px solid rgba(0, 26, 61, 0.08);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-bottom: 2.5rem;
}

.service-detail-card:last-child {
  margin-bottom: 0;
}

.service-detail-card h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.service-detail-meta {
  margin-bottom: 1.25rem;
}

.service-detail-meta:last-child {
  margin-bottom: 0;
}

.service-detail-meta h3 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.service-detail-meta p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.service-list {
  list-style: none;
  padding: 0;
}

.service-list li {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  padding: 0.35rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.service-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary-light);
}

/* ==========================================================
   16. Footer
   ========================================================== */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.7);
  padding-top: 4rem;
}

.footer-container {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 4rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer .nav-logo {
  margin-bottom: 1rem;
}

.footer .nav-logo-text {
  color: var(--color-white);
}

.footer-tagline {
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 280px;
  color: rgba(255, 255, 255, 0.55);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--transition);
}

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

.footer-col a:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}

.footer-bottom {
  padding: 1.5rem 0;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.35);
  text-align: center;
}

/* ==========================================================
   17. Page-Specific Hero (Inner Pages)
   ========================================================== */
.page-hero {
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-navy);
  text-align: center;
  padding: 6rem 1.5rem 3rem;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.05) 1px, transparent 0);
  background-size: 40px 40px;
  pointer-events: none;
}

.page-hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.page-hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.page-hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

/* ==========================================================
   18. Responsive Breakpoints
   ========================================================== */

/* ---- 1024px: Tablet landscape ---- */
@media (max-width: 1024px) {
  .about-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-visual {
    display: flex;
    justify-content: center;
  }

  .contact-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer-container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .service-detail-body {
    grid-template-columns: 1fr;
  }
}

/* ---- 768px: Tablet portrait / Mobile ---- */
@media (max-width: 768px) {
  /* Mobile Nav */
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: 1rem;
    box-shadow: var(--shadow-lg);
    gap: 0.25rem;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links .nav-link {
    color: var(--color-text);
    border-radius: var(--radius-md);
    width: 100%;
    text-align: left;
  }

  .nav-links .nav-link:hover {
    background: var(--color-bg);
    color: var(--color-primary);
  }

  .nav-links .nav-cta {
    background: var(--gradient-primary);
    color: var(--color-white) !important;
    border-color: transparent;
    margin-left: 0;
    margin-top: 0.25rem;
    text-align: center;
  }

  .nav-toggle {
    display: flex;
  }

  /* Hero */
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-stats {
    gap: 1.5rem;
  }

  /* Grids */
  .credibility-grid {
    grid-template-columns: 1fr;
  }

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

  .process-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .process-grid::before {
    display: none;
  }

  /* About */
  .about-image-placeholder {
    width: 280px;
    height: 300px;
  }

  .about-card--exp {
    left: 0;
  }

  .about-card--clients {
    right: 0;
  }

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

  /* CTA */
  .cta-container {
    text-align: center;
  }

  /* Footer */
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---- 480px: Small Mobile ---- */
@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .hero-content {
    padding: 3rem 1rem;
  }

  .services,
  .about,
  .contact,
  .credibility,
  .process,
  .vision,
  .approach-phases,
  .service-detail {
    padding: 4rem 0;
  }

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

  .hero-stats {
    flex-wrap: wrap;
    gap: 1.25rem;
  }

  .stat-divider {
    display: none;
  }

  .phase-card {
    padding: 1.5rem;
  }

  .page-hero {
    min-height: 240px;
    padding: 5rem 1rem 2.5rem;
  }
}

/* ==========================================================
   19. Focus States (Global)
   ========================================================== */
a:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

button:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}

select:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}

/* ==========================================================
   20. Print Styles
   ========================================================== */
@media print {
  *,
  *::before,
  *::after {
    background: transparent !important;
    color: #000 !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }

  body {
    font-size: 12pt;
    line-height: 1.5;
  }

  .navbar,
  .nav-toggle,
  .hero::after,
  .cta-banner::after,
  .page-hero::after {
    display: none !important;
  }

  .hero {
    min-height: auto;
    padding: 2rem 0;
  }

  .hero-title,
  .page-hero-title {
    color: #000 !important;
    font-size: 2rem;
  }

  .hero-subtitle,
  .hero-tagline,
  .page-hero-subtitle {
    color: #333 !important;
  }

  a {
    text-decoration: underline;
  }

  a[href]::after {
    content: ' (' attr(href) ')';
    font-size: 0.8em;
    font-weight: normal;
  }

  .btn {
    border: 1px solid #000 !important;
    padding: 0.5rem 1rem;
  }

  .container {
    max-width: 100%;
    padding: 0;
  }

  .footer {
    padding-top: 2rem;
  }

  .contact-form-wrap,
  .hero-actions,
  .cta-actions {
    display: none !important;
  }

  img {
    max-width: 100% !important;
    page-break-inside: avoid;
  }

  h1, h2, h3, h4 {
    page-break-after: avoid;
  }
}