/* ============================================================
   ANYWAY ENGINEERING – "The Blueprint Authority" Design System
   ============================================================ */

/* ── Google Font ────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── Design Tokens ──────────────────────────────────────────── */
:root {
  /* Primary */
  --primary:               #00193c;
  --primary-container:     #002D62;
  --primary-fixed:         #d7e2ff;
  --primary-fixed-dim:     #abc7ff;
  --on-primary:            #ffffff;
  --on-primary-container:  #7796d1;

  /* Secondary */
  --secondary:             #48626e;
  --secondary-container:   #cbe7f5;
  --on-secondary:          #ffffff;
  --on-secondary-container:#4e6874;

  /* Tertiary (accent – safety orange) */
  --tertiary:              #F47920;
  --tertiary-container:    #502100;
  --tertiary-fixed:        #ffdbc9;
  --on-tertiary:           #ffffff;

  /* Surface hierarchy */
  --surface:               #f9f9fd;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f3f3f7;
  --surface-container:     #edeef1;
  --surface-container-high:#e7e8eb;
  --surface-container-highest:#e2e2e6;
  --surface-dim:           #d9dadd;
  --surface-tint:          #3e5e95;

  /* On surface */
  --on-surface:            #191c1e;
  --on-surface-variant:    #43474f;
  --inverse-surface:       #2e3133;
  --inverse-on-surface:    #f0f0f4;

  /* Outline */
  --outline:               #747781;
  --outline-variant:       #c4c6d1;

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

  /* Typography */
  --font-family:           'Inter', system-ui, -apple-system, sans-serif;

  /* Spacing scale (2x base) */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;
  --sp-32: 8rem;

  /* Radii (industrial precision) */
  --radius-sm:  0.25rem;
  --radius-md:  0.375rem;
  --radius-lg:  0.5rem;
  --radius-xl:  0.75rem;

  /* Shadows – ambient only */
  --shadow-ambient: 0px 20px 40px rgba(25,28,30,0.06);
  --shadow-float:   0px 12px 32px rgba(0,25,60,0.10);

  /* Transitions */
  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --duration:  0.4s;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol { list-style: none; }

/* ── Typography ─────────────────────────────────────────────── */
.display-lg  { font-size: clamp(2.75rem, 5vw, 4.5rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.08; }
.display-md  { font-size: clamp(2.25rem, 4vw, 3.5rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.1; }
.display-sm  { font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 700; letter-spacing: -0.01em; line-height: 1.15; }
.headline-lg { font-size: 2rem;   font-weight: 700; line-height: 1.2; }
.headline-md { font-size: 1.75rem; font-weight: 600; line-height: 1.25; }
.headline-sm { font-size: 1.5rem;  font-weight: 600; line-height: 1.3; }
.title-lg    { font-size: 1.375rem; font-weight: 600; line-height: 1.35; }
.title-md    { font-size: 1rem;    font-weight: 600; line-height: 1.4; }
.body-lg     { font-size: 1rem;    font-weight: 400; line-height: 1.6; }
.body-md     { font-size: 0.875rem; font-weight: 400; line-height: 1.6; }
.body-sm     { font-size: 0.75rem; font-weight: 400; line-height: 1.6; }
.label-lg    { font-size: 0.875rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; }
.label-md    { font-size: 0.75rem;  font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; }
.label-sm    { font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; }

/* ── Layout Utilities ───────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

.section { padding: var(--sp-24) 0; }
.section-sm { padding: var(--sp-16) 0; }

.grid {
  display: grid;
  gap: var(--sp-8);
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--sp-2); }
.gap-3 { gap: var(--sp-3); }
.gap-4 { gap: var(--sp-4); }
.gap-6 { gap: var(--sp-6); }
.gap-8 { gap: var(--sp-8); }

/* ── Navigation ─────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(249,249,253,0.80);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  transition: background var(--duration) var(--ease-out),
              box-shadow var(--duration) var(--ease-out);
}

.navbar.scrolled {
  background: rgba(249,249,253,0.95);
  box-shadow: var(--shadow-ambient);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.logo-icon {
  width: 64px;
  height: 64px;
  background: url('images/logo_transparent.png') center/contain no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: transform 0.3s var(--ease-out);
}

.logo:hover .logo-icon {
  transform: translateY(-2px) scale(1.05);
}

.logo-icon::after {
  display: none;
}

/* Make logo pure white for dark footers / backgrounds */
.footer .logo-icon,
.page-hero .logo-icon {
  filter: brightness(0) invert(1);
}

.logo-text {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--primary);
  letter-spacing: -0.01em;
}

.logo-text span {
  font-weight: 400;
  color: var(--on-surface-variant);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.nav-link {
  padding: var(--sp-2) var(--sp-4);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  border-radius: var(--radius-md);
  transition: color var(--duration) var(--ease-out),
              background var(--duration) var(--ease-out);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: rgba(0,45,98,0.06);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--tertiary);
  border-radius: 1px;
}

.nav-cta {
  margin-left: var(--sp-4);
  padding: var(--sp-2) var(--sp-6);
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  color: var(--on-primary);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-float);
}

/* Mobile menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--sp-2);
  background: none;
  border: none;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--on-surface);
  transition: all 0.3s var(--ease-out);
  border-radius: 1px;
}

.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  font-family: var(--font-family);
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.25s var(--ease-out);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  color: var(--on-primary);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-float);
}

.btn-secondary {
  background: var(--surface-container-highest);
  color: var(--primary);
}
.btn-secondary:hover {
  background: var(--surface-container-high);
  transform: translateY(-1px);
}

.btn-tertiary {
  background: none;
  color: var(--tertiary-container);
  padding: var(--sp-2) 0;
  position: relative;
}
.btn-tertiary::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--tertiary);
  transition: width 0.3s var(--ease-out);
}
.btn-tertiary:hover::after { width: 100%; }

.btn-accent {
  background: var(--tertiary);
  color: var(--on-tertiary);
}
.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(244,121,32,0.3);
}

.btn-lg {
  padding: var(--sp-4) var(--sp-8);
  font-size: 1rem;
}

.btn-icon {
  font-size: 1.1em;
  transition: transform 0.2s var(--ease-out);
}

.btn:hover .btn-icon { transform: translateX(3px); }

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

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

.hero-bg img,
.hero-bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9);
  opacity: 0.7;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(0,25,60,0.75) 0%,
    rgba(0,45,98,0.55) 50%,
    rgba(0,25,60,0.70) 100%
  );
  z-index: 2;
}

/* Dot grid pattern */
.hero-pattern {
  position: absolute;
  inset: 0;
  z-index: 3;
  opacity: 0.08;
  background-image: radial-gradient(circle, var(--on-primary) 1px, transparent 1px);
  background-size: 40px 40px;
}

.hero-content {
  position: relative;
  z-index: 4;
  max-width: 720px;
  padding-top: var(--sp-16);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-4);
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-sm);
  margin-bottom: var(--sp-8);
  border: 1px solid rgba(255,255,255,0.10);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tertiary);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-badge span {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary-fixed-dim);
}

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

.hero-title .accent {
  color: var(--tertiary);
  position: relative;
}

.hero-subtitle {
  color: rgba(255,255,255,0.70);
  font-size: 1.125rem;
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: var(--sp-10);
}

.hero-actions {
  display: flex;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.hero-stats {
  position: relative;
  z-index: 4;
  display: flex;
  gap: var(--sp-12);
  margin-top: var(--sp-16);
  padding-top: var(--sp-8);
  border-top: 1px solid rgba(255,255,255,0.10);
}

.stat-item .stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--on-primary);
  letter-spacing: -0.02em;
}

.stat-item .stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.50);
  margin-top: var(--sp-1);
}

/* ── Spec Sheet Card (featured component) ───────────────────── */
.spec-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-ambient);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
  position: relative;
}

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

.spec-card-image {
  height: 220px;
  overflow: hidden;
  position: relative;
}

.spec-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9);
  transition: transform 0.6s var(--ease-out);
}

.spec-card:hover .spec-card-image img {
  transform: scale(1.05);
}

.spec-card-image .card-label {
  position: absolute;
  top: var(--sp-4);
  right: var(--sp-4);
  padding: var(--sp-1) var(--sp-3);
  background: rgba(0,25,60,0.80);
  backdrop-filter: blur(8px);
  color: var(--primary-fixed-dim);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
}

.spec-card-body {
  padding: var(--sp-6);
}

.spec-card-body .card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--sp-3);
}

.spec-card-body .card-desc {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
  margin-bottom: var(--sp-4);
}

.spec-card-body .card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--tertiary);
  transition: gap 0.2s var(--ease-out);
}

.spec-card-body .card-link:hover { gap: var(--sp-3); }

/* ── Section Backgrounds (Tonal Layering) ───────────────────── */
.bg-surface { background: var(--surface); }
.bg-surface-low { background: var(--surface-container-low); }
.bg-surface-container { background: var(--surface-container); }
.bg-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  color: var(--on-primary);
}

.bg-surface-low .section-label,
.bg-surface-container .section-label { color: var(--tertiary); }

/* ── Section Header ─────────────────────────────────────────── */
.section-header {
  margin-bottom: var(--sp-12);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}

.section-label .line {
  width: 32px;
  height: 2px;
  background: var(--tertiary);
}

.section-label span {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--tertiary);
}

.section-title {
  color: var(--primary);
  margin-bottom: var(--sp-4);
}

.bg-primary .section-title { color: var(--on-primary); }

.section-desc {
  font-size: 1.0625rem;
  color: var(--on-surface-variant);
  max-width: 640px;
  line-height: 1.7;
}

.bg-primary .section-desc { color: rgba(255,255,255,0.70); }

/* ── Features / Check List ──────────────────────────────────── */
.feature-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  margin: var(--sp-6) 0;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-5);
  background: var(--surface-container-lowest);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-ambient);
}

.feature-icon {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,45,98,0.08);
  border-radius: var(--radius-sm);
  color: var(--primary-container);
  font-size: 0.875rem;
}

.feature-item span {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--on-surface);
}

/* ── Service Pills Grid ─────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--sp-6);
}

.service-pill {
  background: var(--surface-container-lowest);
  padding: var(--sp-8);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-ambient);
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-pill::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, var(--primary), var(--tertiary));
  transition: height 0.4s var(--ease-out);
  border-radius: 0 0 2px 0;
}

.service-pill:hover::before { height: 100%; }

.service-pill:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
}

.service-pill .pill-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,45,98,0.06);
  border-radius: var(--radius-md);
  margin-bottom: var(--sp-5);
  font-size: 1.5rem;
  color: var(--primary-container);
  transition: background 0.3s var(--ease-out);
}

.service-pill:hover .pill-icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  color: var(--on-primary);
}

.service-pill h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--sp-3);
}

.service-pill p {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
}

/* ── About / Story Split ────────────────────────────────────── */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

.split-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.split-image img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  filter: saturate(0.9);
}

.split-image .image-accent {
  position: absolute;
  bottom: -12px;
  right: -12px;
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, var(--tertiary), #ff9a44);
  border-radius: var(--radius-lg);
  z-index: -1;
}

/* ── Safety / Protocol Cards ────────────────────────────────── */
.protocol-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.protocol-card {
  background: var(--surface-container-lowest);
  padding: var(--sp-8);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-ambient);
  transition: transform 0.3s var(--ease-out);
}

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

.protocol-card .protocol-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,45,98,0.06);
  border-radius: var(--radius-md);
  margin-bottom: var(--sp-5);
  font-size: 1.5rem;
  color: var(--primary-container);
}

.protocol-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--sp-3);
}

.protocol-card p {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
  margin-bottom: var(--sp-5);
}

.protocol-card .checklist {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.checklist-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--on-surface);
}

.checklist-item .check {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,45,98,0.08);
  border-radius: var(--radius-sm);
  color: var(--primary-container);
  font-size: 0.6875rem;
  flex-shrink: 0;
}

/* ── Portfolio Filter / Gallery ─────────────────────────────── */
.portfolio-filters {
  display: flex;
  gap: var(--sp-2);
  margin-bottom: var(--sp-10);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--sp-2) var(--sp-5);
  font-family: var(--font-family);
  font-size: 0.8125rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: var(--surface-container-high);
  color: var(--on-surface-variant);
  transition: all 0.25s var(--ease-out);
}

.filter-btn.active,
.filter-btn:hover {
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  color: var(--on-primary);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.portfolio-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-ambient);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
  cursor: pointer;
}

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

.portfolio-card .card-image {
  height: 240px;
  overflow: hidden;
  position: relative;
}

.portfolio-card .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9);
  transition: transform 0.6s var(--ease-out);
}

.portfolio-card:hover .card-image img { transform: scale(1.06); }

.portfolio-card .card-image .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,25,60,0.7), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
  display: flex;
  align-items: flex-end;
  padding: var(--sp-6);
}

.portfolio-card:hover .card-image .overlay { opacity: 1; }

.overlay .view-text {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--on-primary);
  letter-spacing: 0.04em;
}

.portfolio-card .card-body {
  padding: var(--sp-5) var(--sp-6);
}

.portfolio-card .card-body h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--sp-2);
}

.portfolio-card .card-body p {
  font-size: 0.8125rem;
  color: var(--on-surface-variant);
  line-height: 1.5;
}

/* ── CTA Banner ─────────────────────────────────────────────── */
.cta-banner {
  position: relative;
  padding: var(--sp-20) 0;
  overflow: hidden;
}

.cta-banner .cta-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.06;
  background-image: radial-gradient(circle, var(--on-primary) 1px, transparent 1px);
  background-size: 40px 40px;
}

.cta-inner {
  position: relative;
  z-index: 2;
  text-align: center;
}

.cta-inner h2 {
  color: var(--on-primary);
  margin-bottom: var(--sp-4);
}

.cta-inner p {
  color: rgba(255,255,255,0.70);
  font-size: 1.0625rem;
  max-width: 560px;
  margin: 0 auto var(--sp-8);
}

/* ── Contact Form ───────────────────────────────────────────── */
.contact-form {
  max-width: 640px;
}

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

.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
  margin-bottom: var(--sp-2);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--sp-3) 0;
  font-family: var(--font-family);
  font-size: 0.9375rem;
  color: var(--on-surface);
  background: none;
  border: none;
  border-bottom: 2px solid rgba(196,198,209,0.35);
  outline: none;
  transition: border-color 0.3s var(--ease-out);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-bottom-color: var(--surface-tint);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: linear-gradient(rgba(0, 25, 60, 0.70), rgba(0, 25, 60, 0.90)), url('images/footer.jpg') no-repeat;
  background-position: center 15%; /* Favor the top of the image where helmets usually are */
  background-size: cover;
  color: rgba(255,255,255,0.70);
  padding: var(--sp-12) 0 var(--sp-6);
  position: relative;
}

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

.footer-brand p {
  font-size: 0.8125rem;
  line-height: 1.7;
  margin-top: var(--sp-4);
  max-width: 300px;
}

.footer-col h4 {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.40);
  margin-bottom: var(--sp-5);
}

.footer-col a {
  display: block;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.65);
  padding: var(--sp-2) 0;
  transition: color 0.2s var(--ease-out);
}

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

.footer-bottom {
  padding-top: var(--sp-6);
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
}

.footer-bottom .footer-legal {
  display: flex;
  gap: var(--sp-6);
}

.footer-bottom a {
  color: rgba(255,255,255,0.65);
  transition: color 0.2s var(--ease-out);
}

.footer-bottom a:hover { color: var(--on-primary); }

/* ── Scroll Animations ──────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ── Counter Animation ──────────────────────────────────────── */
@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Page-specific hero (interior pages) ────────────────────── */
.page-hero {
  min-height: 50vh;
  display: flex;
  align-items: flex-end;
  padding-bottom: var(--sp-16);
  position: relative;
  overflow: hidden;
  background: var(--primary);
}

.page-hero .hero-bg,
.page-hero .hero-overlay,
.page-hero .hero-pattern {
  position: absolute;
  inset: 0;
}

.page-hero .hero-bg { z-index: 1; }
.page-hero .hero-overlay { z-index: 2; }
.page-hero .hero-pattern { z-index: 3; }

.page-hero .hero-content {
  position: relative;
  z-index: 4;
  padding-top: 120px;
}

.page-hero .hero-subtitle {
  max-width: 600px;
}

/* ── Philosophy Blockquote ──────────────────────────────────── */
.philosophy-quote {
  position: relative;
  padding: var(--sp-10) var(--sp-12);
  background: var(--surface-container-lowest);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-ambient);
  margin: var(--sp-10) 0;
}

.philosophy-quote::before {
  content: '"';
  position: absolute;
  top: -10px;
  left: var(--sp-8);
  font-size: 6rem;
  font-weight: 900;
  color: var(--tertiary);
  opacity: 0.15;
  line-height: 1;
}

.philosophy-quote p {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--primary);
  font-style: italic;
  line-height: 1.6;
}

/* ── Back to Top ────────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: var(--sp-8);
  right: var(--sp-8);
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  color: var(--on-primary);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s var(--ease-out);
  z-index: 900;
  box-shadow: var(--shadow-float);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover { transform: translateY(-3px); }

/* WhatsApp Float */
.whatsapp-float {
  position: fixed;
  bottom: 6rem; /* Above back-to-top */
  right: 2rem;
  width: 3.5rem;
  height: 3.5rem;
  background-color: #25d366;
  color: #FFF;
  border-radius: 50%;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--ease-out);
  text-decoration: none;
}

.whatsapp-float svg {
  width: 2rem;
  height: 2rem;
}

.whatsapp-float:hover {
  background-color: #128c7e;
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

@media (max-width: 48rem) {
  .whatsapp-float {
    bottom: 5.5rem;
    right: 1.5rem;
    width: 3rem;
    height: 3rem;
  }
}

/* ── Mobile Sidebar ─────────────────────────────────────────── */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 300px;
  height: 100vh;
  background: var(--surface);
  z-index: 999;
  padding: var(--sp-20) var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  transition: right 0.4s var(--ease-out);
  box-shadow: -10px 0 40px rgba(0,0,0,0.1);
}

.mobile-menu.open { right: 0; }

.mobile-menu .mob-link {
  padding: var(--sp-4);
  font-size: 1rem;
  font-weight: 600;
  color: var(--on-surface);
  border-radius: var(--radius-md);
  transition: background 0.2s;
}

.mobile-menu .mob-link:hover,
.mobile-menu .mob-link.active {
  background: rgba(0,45,98,0.06);
  color: var(--primary);
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.mobile-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .protocol-grid { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: var(--sp-10); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .menu-toggle { display: flex; }

  .hero-stats { flex-direction: column; gap: var(--sp-6); }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .protocol-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--sp-8); }
  .footer-bottom { flex-direction: column; gap: var(--sp-4); text-align: center; }

  .section { padding: var(--sp-16) 0; }
  .container { padding: 0 var(--sp-5); }
  .hero-content { padding-top: var(--sp-8); }
  .philosophy-quote { padding: var(--sp-6); }
}

@media (max-width: 480px) {
  html { font-size: 15px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}