/* ========================================
   INTO CLEAN - Design System & Styles
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
  /* Primary - Navy (from logo) */
  --color-primary-900: #0f1a54;
  --color-primary-800: #162983;
  --color-primary-700: #1c3a9e;
  --color-primary-600: #2250b8;
  --color-primary-500: #2d66d0;
  --color-primary-100: #e8f0fe;
  --color-primary-50:  #f4f7ff;

  /* Accent - Cyan (from logo) */
  --color-accent-500: #00a0e1;
  --color-accent-400: #29b3e8;
  --color-accent-100: #d0ebf9;
  --color-accent-50:  #edf8fd;

  /* CTA - Orange (from logo) */
  --color-cta-600: #d06e00;
  --color-cta-500: #eb7c01;
  --color-cta-400: #f49a33;
  --color-cta-100: #fef0e0;

  /* Neutrals */
  --color-white: #ffffff;
  --color-gray-50:  #f8f9fa;
  --color-gray-100: #f1f3f5;
  --color-gray-200: #e9ecef;
  --color-gray-300: #dee2e6;
  --color-gray-400: #adb5bd;
  --color-gray-500: #6c757d;
  --color-gray-600: #495057;
  --color-gray-700: #343a40;
  --color-gray-800: #212529;

  /* Semantic */
  --color-success: #059669;
  --color-error: #dc2626;

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

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-3xl:  clamp(1.5rem, 1.2rem + 1.5vw, 1.875rem);
  --text-4xl:  clamp(1.875rem, 1.5rem + 1.875vw, 2.25rem);
  --text-5xl:  clamp(2.25rem, 1.5rem + 3.75vw, 3rem);
  --text-hero: clamp(2.5rem, 1.5rem + 5vw, 4rem);

  --leading-tight: 1.25;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

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

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --section-py: clamp(4rem, 8vw, 6rem);
  --section-px: clamp(1rem, 5vw, 4rem);

  /* Effects */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);

  --transition: 0.3s ease;
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-gray-700);
  background-color: var(--color-gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-accent-500);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent-400);
}

ul, ol {
  list-style: none;
}

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

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

/* --- Typography --- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  color: var(--color-primary-800);
  line-height: var(--leading-tight);
}

h1 { font-size: var(--text-hero); font-weight: var(--weight-bold); }
h2 { font-size: var(--text-4xl); font-weight: var(--weight-bold); }
h3 { font-size: var(--text-2xl); font-weight: var(--weight-semibold); }
h4 { font-size: var(--text-xl); font-weight: var(--weight-semibold); }

.section-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-500);
  margin-bottom: var(--space-3);
}

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

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-gray-500);
  max-width: 600px;
  margin: 0 auto var(--space-12);
}

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

.container--narrow {
  max-width: var(--container-narrow);
}

section {
  padding: var(--section-py) 0;
}

.section--alt {
  background-color: var(--color-primary-50);
}

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

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

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-4) 0;
  transition: all var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  padding: var(--space-2) 0;
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--section-px);
}

.navbar__logo img {
  height: 40px;
  width: auto;
  transition: height var(--transition);
}

.navbar.scrolled .navbar__logo img {
  height: 35px;
}

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

.navbar__links a {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-white);
  transition: color var(--transition);
  position: relative;
}

.navbar.scrolled .navbar__links a {
  color: var(--color-gray-700);
}

.navbar__links a:hover,
.navbar__links a.active {
  color: var(--color-cta-500);
}

.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-cta-500);
  transition: width var(--transition);
}

.navbar__links a:hover::after,
.navbar__links a.active::after {
  width: 100%;
}

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

/* Hamburger */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  z-index: 1001;
}

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

.navbar.scrolled .navbar__hamburger span {
  background: var(--color-gray-700);
}

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

.navbar__hamburger.open span:nth-child(2) {
  opacity: 0;
}

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

/* Mobile Nav Overlay */
.navbar__mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.navbar__mobile.open {
  display: flex;
  opacity: 1;
  pointer-events: all;
}

.navbar__mobile a {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  color: var(--color-primary-800);
}

.navbar__mobile a:hover {
  color: var(--color-cta-500);
}

@media (max-width: 768px) {
  .navbar__links {
    display: none;
  }
  .navbar__hamburger {
    display: flex;
  }
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-cta-500);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-cta-600);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn--outline:hover {
  background: var(--color-white);
  color: var(--color-primary-800);
  transform: translateY(-2px);
}

.btn--outline-dark {
  background: transparent;
  color: var(--color-primary-800);
  border: 2px solid var(--color-primary-800);
}

.btn--outline-dark:hover {
  background: var(--color-primary-800);
  color: var(--color-white);
  transform: translateY(-2px);
}

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

/* ========================================
   HERO
   ======================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--color-primary-800);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.3;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(5, 163, 226, 0.85) 0%,
    rgba(22, 41, 131, 0.7) 50%,
    rgba(0, 160, 225, 0.4) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: var(--space-24) var(--section-px) var(--space-16);
  max-width: 850px;
}

.hero__logo {
  width: 120px;
  height: auto;
  margin: 0 auto var(--space-8);
  filter: brightness(0) invert(1);
}

.hero__title {
  color: var(--color-white);
  margin-bottom: var(--space-6);
  text-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.hero__subtitle {
  font-size: var(--text-xl);
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: scrollBounce 2s infinite;
  color: rgba(255,255,255,0.7);
}

.hero__scroll svg {
  width: 28px;
  height: 28px;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ========================================
   OVER ONS / USPs
   ======================================== */
.usps__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-4);
}

.usp-card {
  background: var(--color-gray-50);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-4);
  text-align: center;
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition);
}

.usp-card:hover {
  background: var(--color-white);
  border-color: var(--color-accent-500);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.usp-card__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-100);
  border-radius: var(--radius-lg);
  color: var(--color-accent-500);
}

.usp-card__icon svg {
  width: 24px;
  height: 24px;
}

.usp-card__title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-2);
}

.usp-card__text {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  line-height: var(--leading-relaxed);
}

@media (max-width: 992px) {
  .usps__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .usps__grid {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   SERVICES
   ======================================== */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-sm);
  border-top: 3px solid transparent;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(30px);
}

.service-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-top-color: var(--color-cta-500);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-5);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-50);
  border-radius: var(--radius-lg);
  color: var(--color-accent-500);
}

.service-card__icon svg {
  width: 28px;
  height: 28px;
  stroke-width: 1.5;
}

.service-card__icon img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.service-card__title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  line-height: var(--leading-relaxed);
}

@media (max-width: 992px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .services__grid {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   GALLERY / REALISATIES
   ======================================== */
.gallery__filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  margin-bottom: var(--space-10);
}

.gallery__filter-btn {
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-gray-600);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition);
}

.gallery__filter-btn:hover {
  border-color: var(--color-accent-500);
  color: var(--color-accent-500);
}

.gallery__filter-btn.active {
  background: var(--color-accent-500);
  color: var(--color-white);
  border-color: var(--color-accent-500);
}

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-4);
}

.gallery__item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: pointer;
  transition: transform var(--transition);
}

.gallery__item:hover {
  transform: scale(1.02);
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.gallery__item:hover img {
  transform: scale(1.08);
}

.gallery__item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,26,84,0.8) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: var(--space-4);
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery__item:hover .gallery__item-overlay {
  opacity: 1;
}

.gallery__item-caption {
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.gallery__item.hidden {
  display: none;
}

/* ========================================
   LIGHTBOX
   ======================================== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.92);
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s;
}

.lightbox.open {
  display: flex;
  opacity: 1;
}

.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-md);
}

.lightbox__caption {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-white);
  font-size: var(--text-base);
  text-align: center;
  background: rgba(0,0,0,0.5);
  padding: var(--space-2) var(--space-6);
  border-radius: var(--radius-full);
}

.lightbox__close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  color: var(--color-white);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  transition: background var(--transition);
}

.lightbox__close:hover {
  background: rgba(255,255,255,0.25);
}

.lightbox__close svg {
  width: 24px;
  height: 24px;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-white);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  transition: background var(--transition);
}

.lightbox__nav:hover {
  background: rgba(255,255,255,0.25);
}

.lightbox__nav svg {
  width: 24px;
  height: 24px;
}

.lightbox__prev { left: var(--space-6); }
.lightbox__next { right: var(--space-6); }

/* ========================================
   JOBS
   ======================================== */
.jobs {
  background: linear-gradient(135deg, var(--color-primary-800), var(--color-primary-700));
  color: var(--color-white);
  text-align: center;
}

.jobs h2 {
  color: var(--color-white);
}

.jobs__text {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin: 0 auto var(--space-8);
  line-height: var(--leading-relaxed);
}

/* ========================================
   CONTACT
   ======================================== */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

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

.contact__detail {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.contact__detail-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-50);
  border-radius: var(--radius-lg);
  color: var(--color-accent-500);
}

.contact__detail-icon svg {
  width: 20px;
  height: 20px;
}

.contact__detail-text h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}

.contact__detail-text p,
.contact__detail-text a {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

.contact__detail-text a:hover {
  color: var(--color-accent-500);
}

.contact__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-success);
  color: var(--color-white);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  margin-top: var(--space-4);
}

/* Contact Form */
.contact__form {
  background: var(--color-white);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
}

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

.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.form-group label .required {
  color: var(--color-error);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  font-size: var(--text-base);
  color: var(--color-gray-700);
  background: var(--color-gray-50);
  transition: all var(--transition);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent-500);
  box-shadow: 0 0 0 3px var(--color-accent-100);
  background: var(--color-white);
}

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

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

.form-submit {
  width: 100%;
  margin-top: var(--space-2);
}

.form-message {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  margin-top: var(--space-4);
  display: none;
}

.form-message--success {
  background: #ecfdf5;
  color: var(--color-success);
  border: 1px solid #a7f3d0;
  display: block;
}

.form-message--error {
  background: #fef2f2;
  color: var(--color-error);
  border: 1px solid #fecaca;
  display: block;
}

.honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

@media (max-width: 768px) {
  .contact__grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--color-primary-800);
  color: rgba(255,255,255,0.8);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand img {
  height: 50px;
  margin-bottom: var(--space-4);
  filter: brightness(0) invert(1);
}

.footer__brand p {
  font-size: var(--text-sm);
  max-width: 300px;
  line-height: var(--leading-relaxed);
}

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

.footer__links a {
  display: block;
  color: rgba(255,255,255,0.7);
  font-size: var(--text-sm);
  padding: var(--space-1) 0;
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--color-cta-400);
}

.footer__contact-item {
  display: flex;
  align-items: start;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
}

.footer__contact-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--color-accent-400);
}

.footer__contact-item a {
  color: rgba(255,255,255,0.7);
}

.footer__contact-item a:hover {
  color: var(--color-cta-400);
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
}

.footer__bottom a {
  color: rgba(255,255,255,0.5);
}

.footer__bottom a:hover {
  color: var(--color-accent-400);
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ========================================
   SCROLL TO TOP
   ======================================== */
.scroll-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-cta-500);
  color: var(--color-white);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
  z-index: 900;
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: all;
}

.scroll-top:hover {
  background: var(--color-cta-600);
  transform: translateY(-3px);
}

.scroll-top svg {
  width: 20px;
  height: 20px;
}

/* ========================================
   ANIMATIONS
   ======================================== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.stagger-children .service-card:nth-child(1) { transition-delay: 0s; }
.stagger-children .service-card:nth-child(2) { transition-delay: 0.05s; }
.stagger-children .service-card:nth-child(3) { transition-delay: 0.1s; }
.stagger-children .service-card:nth-child(4) { transition-delay: 0.15s; }
.stagger-children .service-card:nth-child(5) { transition-delay: 0.2s; }
.stagger-children .service-card:nth-child(6) { transition-delay: 0.25s; }
.stagger-children .service-card:nth-child(7) { transition-delay: 0.3s; }
.stagger-children .service-card:nth-child(8) { transition-delay: 0.35s; }
.stagger-children .service-card:nth-child(9) { transition-delay: 0.4s; }
.stagger-children .service-card:nth-child(10) { transition-delay: 0.45s; }
.stagger-children .service-card:nth-child(11) { transition-delay: 0.5s; }
.stagger-children .service-card:nth-child(12) { transition-delay: 0.55s; }

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

/* Loading spinner for form */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: var(--color-white);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ========================================
   PRINT
   ======================================== */
@media print {
  .navbar, .hero__scroll, .scroll-top, .lightbox {
    display: none !important;
  }
  .hero {
    min-height: auto;
    padding: var(--space-8) 0;
  }
  body {
    color: #000;
    background: #fff;
  }
}