/* ============================================
   worldPR — Barbara Zamost
   CSS Design System & Styles
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Colors */
  --color-navy:       #1a2d4a;
  --color-navy-dark:  #111f35;
  --color-navy-mid:   #243756;
  --color-gold:       #c8882a;
  --color-gold-light: #e09a3a;
  --color-green:      #2c6e4f;
  --color-green-light:#3a8a63;
  --color-cream:      #f7f4ef;
  --color-cream-dark: #eeeae2;
  --color-white:      #ffffff;
  --color-text:       #1e1e1e;
  --color-text-mid:   #444444;
  --color-text-light: #6b6b6b;
  --color-border:     #e2ddd5;

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;

  /* Spacing scale */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --container-max:  1140px;
  --container-pad:  clamp(1.25rem, 5vw, 2.5rem);
  --nav-height:     72px;
  --radius-sm:      6px;
  --radius-md:      12px;
  --radius-lg:      20px;
  --radius-xl:      28px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.06);
  --shadow-lg:  0 10px 40px rgba(0,0,0,.12), 0 4px 12px rgba(0,0,0,.08);

  /* Transitions */
  --trans-fast:   150ms ease;
  --trans-normal: 250ms ease;
  --trans-slow:   400ms ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-white);
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

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

input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
}

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

.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}

/* ---------- Typography ---------- */
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-navy);
  margin-bottom: var(--space-5);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75rem 1.625rem;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  transition: all var(--trans-normal);
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(200,136,42,.35);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--color-gold-light);
  box-shadow: 0 4px 16px rgba(200,136,42,.4);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-ghost:hover, .btn-ghost:focus-visible {
  border-color: var(--color-white);
  background: rgba(255,255,255,0.12);
}

.btn-outline {
  background: transparent;
  color: var(--color-navy);
  border: 2px solid var(--color-navy);
}
.btn-outline:hover, .btn-outline:focus-visible {
  background: var(--color-navy);
  color: var(--color-white);
}

.btn-full { width: 100%; justify-content: center; }

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ============================================
   NAVIGATION
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  transition: background var(--trans-normal), box-shadow var(--trans-normal);
}

.site-header.scrolled {
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-family: var(--font-body);
  font-size: 1.35rem;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.logo-world {
  color: var(--color-white);
  transition: color var(--trans-normal);
}

.logo-pr {
  color: var(--color-gold);
}

.scrolled .logo-world { color: var(--color-navy); }

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

.nav-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(255,255,255,0.88);
  transition: color var(--trans-fast);
  text-decoration: none;
}

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

.scrolled .nav-links a { color: var(--color-text-mid); }
.scrolled .nav-links a:hover { color: var(--color-navy); }

.nav-cta {
  background: var(--color-gold);
  color: var(--color-white) !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  transition: background var(--trans-fast) !important;
}
.nav-cta:hover { background: var(--color-gold-light) !important; }

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  padding: 0;
  z-index: 110;
}

.nav-hamburger span {
  display: block;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--trans-normal);
  transform-origin: center;
}

.scrolled .nav-hamburger span { background: var(--color-navy); }

.nav-hamburger.active span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.active span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100svh;
  background: linear-gradient(140deg, var(--color-navy-dark) 0%, var(--color-navy) 50%, #1f3d5c 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(44,110,79,0.18) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(200,136,42,0.12) 0%, transparent 45%),
    radial-gradient(circle at 55% 55%, rgba(255,255,255,0.03) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-block: var(--space-20);
  max-width: 820px;
}

.hero-badge {
  display: inline-block;
  background: rgba(200,136,42,0.2);
  border: 1px solid rgba(200,136,42,0.4);
  color: var(--color-gold-light);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.375rem 1rem;
  border-radius: 999px;
  margin-bottom: var(--space-6);
}

.hero-headline {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-white);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.headline-accent {
  color: var(--color-gold);
  font-style: italic;
}

.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  max-width: 580px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
  margin-bottom: var(--space-10);
}

.hero-location {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  opacity: 0.4;
}

.scroll-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-white);
  animation: scrollBounce 1.8s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(8px); opacity: 0.3; }
}

/* ============================================
   STATS
   ============================================ */
.stats {
  background: var(--color-navy);
  padding-block: var(--space-12);
}

.results-highlight {
  text-align: center;
  margin-block: var(--space-8) var(--space-12);
}

.results-highlight h3 {
  margin-bottom: var(--space-4);
}

.stats-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-12);
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 0 1 auto;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
}

/* ============================================
   ABOUT
   ============================================ */
.about {
  background: var(--color-cream);
}

.about-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: clamp(var(--space-10), 6vw, var(--space-16));
  align-items: start;
}

.about-image-wrap {
  position: relative;
  margin-top: calc(0.75rem * 1.6 + var(--space-4));
}

.about-image-placeholder {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  background: var(--color-cream-dark);
}

.about-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.about-location-card {
  position: absolute;
  bottom: -var(--space-4);
  right: -var(--space-4);
  bottom: -1rem;
  right: -1rem;
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-5);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-navy);
}

.about-location-card svg { color: var(--color-gold); flex-shrink: 0; }

.about-text { padding-top: var(--space-4); }

.linkedin-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: #0a66c2;
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  margin-bottom: var(--space-6);
  transition: opacity var(--trans-fast);
}
.linkedin-link:hover { opacity: 0.75; }

.footer-linkedin {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  margin-top: var(--space-1);
  transition: color var(--trans-fast);
}
.footer-linkedin:hover { color: var(--color-white); }

.about-lead {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--color-navy);
  line-height: 1.6;
  margin-bottom: var(--space-5);
}

.about-text p {
  color: var(--color-text-mid);
  margin-bottom: var(--space-4);
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3) var(--space-6);
  margin-top: var(--space-6);
}

.highlight {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 0.9375rem;
  color: var(--color-text-mid);
}

.highlight-icon {
  flex-shrink: 0;
  color: var(--color-green);
  margin-top: 1px;
}

/* ============================================
   SERVICES
   ============================================ */
.services {
  background: var(--color-white);
}

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

.service-card {
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-6), 3vw, var(--space-8));
  transition: transform var(--trans-normal), box-shadow var(--trans-normal);
}

.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}


.service-icon {
  color: var(--color-green);
  margin-bottom: var(--space-5);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(44,110,79,0.1);
  border-radius: var(--radius-md);
}


.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}

.service-card p {
  font-size: 0.9375rem;
  color: var(--color-text-mid);
  line-height: 1.65;
  margin-bottom: var(--space-5);
}

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

.service-features li {
  font-size: 0.875rem;
  color: var(--color-text-light);
  padding-left: var(--space-4);
  position: relative;
}

.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-green);
}

/* ============================================
   CLIENTS
   ============================================ */
.clients {
  background: var(--color-cream);
}

.featured-client {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: var(--space-10);
  align-items: center;
  margin-bottom: var(--space-10);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.featured-client::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(to bottom, var(--color-gold), var(--color-green));
  border-radius: var(--radius-xl) 0 0 var(--radius-xl);
}

.featured-badge {
  display: inline-block;
  background: rgba(200,136,42,0.12);
  border: 1px solid rgba(200,136,42,0.3);
  color: var(--color-gold);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.875rem;
  border-radius: 999px;
  margin-bottom: var(--space-5);
}

.client-logo-large {
  color: var(--color-navy);
  opacity: 0.3;
  margin-bottom: var(--space-4);
}

.featured-client h3 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-4);
}

.featured-client-desc {
  font-size: 1rem;
  color: var(--color-text-mid);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

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

.paw-pattern {
  width: 200px;
  height: 200px;
  background: linear-gradient(135deg, var(--color-cream-dark), var(--color-cream));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.paw-icon svg {
  width: 120px;
  height: 120px;
  opacity: 0.25;
  color: var(--color-navy);
}

/* Clients grid */
.clients-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-5);
}

.clients-grid .client-card {
  flex: 0 1 calc(33.333% - var(--space-5));
}

@media (max-width: 768px) {
  .clients-grid .client-card {
    flex: 0 0 100%;
  }
}

.client-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: left;
  transition: transform var(--trans-normal), box-shadow var(--trans-normal);
  position: relative;
  overflow: hidden;
  width: 100%;
}

.client-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.client-icon {
  width: 48px;
  height: 48px;
  background: rgba(26,45,74,0.06);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-inline: auto;
  margin-bottom: var(--space-4);
  color: var(--color-navy);
}

.client-card h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.client-card p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.client-card h4 + .client-names {
  margin-bottom: var(--space-5);
}

.client-card h4:not(:first-child) {
  margin-top: var(--space-4);
}

.client-names {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0 0;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
}

/* Hover effect only on devices that support it */
@media (hover: hover) {
  .client-names {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s ease, opacity 0.3s ease, margin 0.3s ease, padding 0.3s ease;
    margin: 0;
    padding-top: 0;
    border-top: none;
  }

  .client-card:hover .client-names {
    max-height: 500px;
    opacity: 1;
    margin: var(--space-4) 0 0;
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
  }
}

.client-names li {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.8;
  padding-left: var(--space-3);
  position: relative;
}

.client-names li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-gold);
}

/* ============================================
   APPROACH
   ============================================ */
.approach {
  background: var(--color-white);
}

.approach-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: clamp(var(--space-10), 6vw, var(--space-16));
  align-items: start;
}

.approach-steps {
  margin-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.step {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}

.step-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-border);
  line-height: 1;
  flex-shrink: 0;
  min-width: 3.5rem;
}

.step-content h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.step-content p {
  font-size: 0.9375rem;
  color: var(--color-text-mid);
  line-height: 1.6;
}

.approach-text > p {
  font-size: 1.05rem;
  color: var(--color-text-mid);
  line-height: 1.7;
}

.approach-visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding-top: var(--space-4);
}

.approach-card {
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}

.approach-card--1 {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-mid) 100%);
}

.approach-quote {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--color-white);
  line-height: 1.5;
}

.approach-card--2 {
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  text-align: center;
}

.approach-stat-mini {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.big-num {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-green);
  line-height: 1;
}

.small-text {
  font-size: 0.9375rem;
  color: var(--color-text-mid);
  font-weight: 500;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
  background: var(--color-cream);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-10), 6vw, var(--space-16));
  align-items: start;
}

.contact-info > p {
  font-size: 1.05rem;
  color: var(--color-text-mid);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

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

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: 1rem;
  color: var(--color-text-mid);
  text-decoration: none;
  transition: color var(--trans-fast);
}

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

.contact-item-icon {
  width: 44px;
  height: 44px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-green);
  box-shadow: var(--shadow-sm);
}

/* Form */
.contact-form-wrap {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  box-shadow: var(--shadow-md);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

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

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

.form-group label span { color: var(--color-gold); }

.form-group input,
.form-group select,
.form-group textarea {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.6875rem 1rem;
  background: var(--color-cream);
  color: var(--color-text);
  transition: border-color var(--trans-fast), box-shadow var(--trans-fast);
  outline: none;
  width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-light);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-navy);
  box-shadow: 0 0 0 3px rgba(26,45,74,0.08);
  background: var(--color-white);
}

.form-group input.invalid,
.form-group textarea.invalid {
  border-color: #c0392b;
}

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

.field-error {
  font-size: 0.8125rem;
  color: #c0392b;
  display: none;
}

.field-error:not(:empty) { display: block; }

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%236b6b6b' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-success {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: rgba(44,110,79,0.1);
  border: 1px solid rgba(44,110,79,0.3);
  border-radius: var(--radius-sm);
  padding: var(--space-4) var(--space-5);
  color: var(--color-green);
  font-weight: 500;
  font-size: 0.9375rem;
}

.form-success[hidden] { display: none; }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--color-navy-dark);
  color: rgba(255,255,255,0.7);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  padding-block: clamp(var(--space-12), 6vw, var(--space-16));
}

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

.footer-logo .logo-world { color: rgba(255,255,255,0.85); }
.footer-logo .logo-pr { color: var(--color-gold); }

.footer-tagline {
  font-size: 0.9375rem;
  margin-bottom: var(--space-3);
}

.footer-email {
  font-size: 0.9375rem;
  color: var(--color-gold-light);
  text-decoration: none;
  transition: color var(--trans-fast);
}
.footer-email:hover { color: var(--color-gold); }

.footer-nav-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-4);
}

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

.footer-nav a,
.footer-contact a {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color var(--trans-fast);
}
.footer-nav a:hover,
.footer-contact a:hover { color: var(--color-white); }

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

.footer-contact p {
  font-size: 0.9375rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-block: var(--space-6);
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-bottom p {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.35);
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ============================================
   RESPONSIVE — TABLET (≤ 1024px)
   ============================================ */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 300px 1fr;
  }

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



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

  .approach-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding-top: 0;
  }

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

  .footer-brand {
    grid-column: 1 / -1;
  }
}

/* ============================================
   RESPONSIVE — MOBILE (≤ 768px)
   ============================================ */
@media (max-width: 768px) {
  /* Nav */
  .nav-hamburger { display: flex; }

  .nav-links {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-8);
    background: var(--color-navy-dark);
    z-index: 105;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--trans-normal);
  }

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

  .nav-links a,
  .scrolled .nav-links a {
    font-size: 1.5rem;
    color: #ffffff !important;
  }

  .nav-links a:hover,
  .scrolled .nav-links a:hover { color: #ffffff !important; }

  .scrolled .nav-hamburger span { background: var(--color-navy); }

  .nav-cta {
    font-size: 1.25rem !important;
    padding: 0.75rem 2rem !important;
  }

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

  .hero-actions .btn { width: 100%; max-width: 300px; justify-content: center; }

  /* Stats */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-image-wrap {
    max-width: 320px;
    margin-inline: auto;
  }

  .about-highlights {
    grid-template-columns: 1fr;
  }

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

  /* Clients */
  .featured-client {
    grid-template-columns: 1fr;
  }

  .featured-client-visual { display: none; }



  /* Approach */
  .approach-visual {
    grid-template-columns: 1fr;
  }

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

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

  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
  }

  .footer-brand { grid-column: auto; }

  .footer-bottom .container {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   RESPONSIVE — SMALL MOBILE (≤ 480px)
   ============================================ */
@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }



  .approach-visual { display: none; }
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .scroll-dot { animation: none; }
}