/* ===================================================
   ORATIO — Design System & Global Styles
   Colonial Blue & White Theme
   =================================================== */

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

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Primary palette — Colonial Blue */
  --primary-50:  #f0f4f8;
  --primary-100: #d9e2ec;
  --primary-200: #bcccdc;
  --primary-300: #9fb3c8;
  --primary-400: #7b9ab8;
  --primary-500: #5d7ea0;
  --primary-600: #3B5374;
  --primary-700: #2E4460;
  --primary-800: #243B53;
  --primary-900: #1B2D45;

  /* Neutral palette */
  --gray-50:  #f8f9fa;
  --gray-100: #f0f2f5;
  --gray-200: #e2e6ea;
  --gray-300: #ced4da;
  --gray-400: #9aa5b1;
  --gray-500: #6b7785;
  --gray-600: #4a5568;
  --gray-700: #37404d;
  --gray-800: #232b36;
  --gray-900: #141b24;

  /* Accent */
  --accent-teal:   #3d8b84;
  --accent-amber:  #c9913a;
  --accent-green:  #3d8b6a;

  /* Surfaces */
  --bg-body:    #ffffff;
  --bg-section: #f5f7fa;
  --bg-card:    #ffffff;
  --bg-footer:  #141b24;

  /* Text */
  --text-primary:   #1B2D45;
  --text-secondary: #4a5568;
  --text-muted:     #9aa5b1;
  --text-on-dark:   #ffffff;

  /* Borders & shadows */
  --border-color: #e2e6ea;
  --shadow-sm:  0 1px 2px rgba(27,45,69,.06);
  --shadow-md:  0 4px 6px -1px rgba(27,45,69,.08), 0 2px 4px -2px rgba(27,45,69,.04);
  --shadow-lg:  0 10px 15px -3px rgba(27,45,69,.09), 0 4px 6px -4px rgba(27,45,69,.04);
  --shadow-xl:  0 20px 25px -5px rgba(27,45,69,.12), 0 8px 10px -6px rgba(27,45,69,.06);
  --shadow-blue: 0 4px 14px rgba(59,83,116,.30);

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

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

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

  /* Transitions */
  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --duration-fast: 200ms;
  --duration-normal: 350ms;
  --duration-slow: 500ms;

  /* Layout */
  --container-max: 1200px;
  --nav-height: 72px;
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--primary-600);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

a:hover {
  color: var(--primary-700);
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

/* ---------- Utility ---------- */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.section {
  padding-block: var(--space-4xl);
}

.section--alt {
  background: var(--bg-section);
}

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

.section-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary-600);
  background: var(--primary-50);
  border: 1px solid var(--primary-200);
  padding: 0.3rem 1rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--space-3xl);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
}

.btn--primary {
  background: var(--primary-600);
  color: #fff;
  box-shadow: var(--shadow-blue);
}

.btn--primary:hover {
  background: var(--primary-700);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 83, 116, .40);
}

.btn--outline {
  background: transparent;
  color: var(--primary-600);
  border: 2px solid var(--primary-600);
}

.btn--outline:hover {
  background: var(--primary-600);
  color: #fff;
  transform: translateY(-2px);
}

.btn--white {
  background: #fff;
  color: var(--primary-700);
}

.btn--white:hover {
  background: var(--primary-50);
  transform: translateY(-2px);
}

.btn--lg {
  padding: 0.9rem 2.25rem;
  font-size: 1.05rem;
}

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  padding-inline: var(--space-xl);
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: box-shadow var(--duration-normal) var(--ease-out);
}

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

.navbar__inner {
  max-width: var(--container-max);
  width: 100%;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--primary-700);
  text-decoration: none;
}

.navbar__logo svg {
  width: 36px;
  height: 36px;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.navbar__links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding-bottom: 4px;
}

.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-600);
  border-radius: 1px;
  transition: width var(--duration-normal) var(--ease-out);
}

.navbar__links a:hover,
.navbar__links a.active {
  color: var(--primary-700);
}

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

.navbar__cta {
  margin-left: 1rem;
}

/* Hamburger menu */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 1001;
}

.navbar__hamburger span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: all var(--duration-fast) var(--ease-out);
}

.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(6px, -6px);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img,
.hero__bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
      rgba(255, 255, 255, 0.92) 0%,
      rgba(255, 255, 255, 0.80) 50%,
      rgba(219, 234, 254, 0.70) 100%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin-inline: auto;
  padding: var(--space-4xl) var(--space-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-3xl);
}

.hero__text h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero__text h1 .highlight {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__text p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.hero__buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.stat-card {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  text-align: center;
  transition: transform var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.stat-card__number {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary-600);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-card__label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ---------- Services Grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  transition: transform var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) var(--ease-out);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-200);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

.service-card__icon--blue {
  background: var(--primary-50);
  color: var(--primary-600);
}

.service-card__icon--teal {
  background: #ccfbf1;
  color: var(--accent-teal);
}

.service-card__icon--amber {
  background: #fef3c7;
  color: var(--accent-amber);
}

.service-card__icon--green {
  background: #d1fae5;
  color: var(--accent-green);
}

.service-card__icon--purple {
  background: #ede9fe;
  color: #7c3aed;
}

.service-card__icon--rose {
  background: #ffe4e6;
  color: #e11d48;
}

.service-card h3 {
  font-size: 1.2rem;
  margin-bottom: var(--space-sm);
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ---------- About Page ---------- */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-intro__image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-intro__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-intro__text h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin-bottom: var(--space-lg);
}

.about-intro__text p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: var(--space-md);
}

/* Values */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
}

.value-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  transition: transform var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.value-card__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--primary-50);
  color: var(--primary-600);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: 1.5rem;
}

.value-card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
}

.value-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--primary-400), var(--primary-200));
  border-radius: 2px;
}

.timeline__item {
  position: relative;
  margin-bottom: var(--space-2xl);
  padding-left: var(--space-xl);
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -31px;
  top: 6px;
  width: 14px;
  height: 14px;
  background: var(--primary-600);
  border: 3px solid var(--primary-200);
  border-radius: var(--radius-full);
}

.timeline__year {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--primary-600);
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.timeline__title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.timeline__desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ---------- Projects Page ---------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-xl);
}

.project-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  transition: transform var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out);
}

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

.project-card__image {
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.project-card:hover .project-card__image img {
  transform: scale(1.05);
}

.project-card__body {
  padding: var(--space-xl);
}

.project-card__tags {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.project-card__tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-full);
  background: var(--primary-50);
  color: var(--primary-700);
}

.project-card__tag--teal {
  background: #ccfbf1;
  color: #0d6e63;
}

.project-card__tag--amber {
  background: #fef3c7;
  color: #92400e;
}

.project-card__tag--green {
  background: #d1fae5;
  color: #065f46;
}

.project-card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-sm);
}

.project-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ---------- Contact Page ---------- */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact-info {
  padding: var(--space-2xl);
  background: linear-gradient(135deg, var(--primary-700), var(--primary-900));
  border-radius: var(--radius-2xl);
  color: var(--text-on-dark);
}

.contact-info h2 {
  color: #fff;
  font-size: 1.75rem;
  margin-bottom: var(--space-md);
}

.contact-info>p {
  opacity: 0.85;
  margin-bottom: var(--space-2xl);
  line-height: 1.7;
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact-info__item-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.contact-info__item h4 {
  color: #fff;
  font-size: 0.9rem;
  margin-bottom: 0.15rem;
}

.contact-info__item p {
  opacity: 0.8;
  font-size: 0.9rem;
}

.contact-info__socials {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-info__socials a {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--duration-fast) var(--ease-out);
}

.contact-info__socials a:hover {
  background: rgba(255, 255, 255, 0.3);
}

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

.contact-form h2 {
  font-size: 1.5rem;
  margin-bottom: var(--space-xl);
}

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

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-body);
  color: var(--text-primary);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, .15);
}

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

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

/* ---------- Page Header (inner pages) ---------- */
.page-header {
  position: relative;
  padding-top: calc(var(--nav-height) + var(--space-4xl));
  padding-bottom: var(--space-3xl);
  background: linear-gradient(135deg, var(--primary-50) 0%, #fff 100%);
  text-align: center;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
  border-radius: var(--radius-full);
}

.page-header h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
  margin-bottom: var(--space-md);
}

.page-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-inline: auto;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: var(--space-lg);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--primary-600);
}

.breadcrumb span {
  color: var(--text-muted);
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--primary-700) 0%, var(--primary-900) 100%);
  padding: var(--space-4xl) var(--space-lg);
  text-align: center;
  color: var(--text-on-dark);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 255, 255, .08) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, .06) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-banner h2 {
  color: #fff;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
}

.cta-banner p {
  opacity: 0.85;
  max-width: 540px;
  margin-inline: auto;
  margin-bottom: var(--space-xl);
  font-size: 1.05rem;
  position: relative;
  z-index: 1;
}

.cta-banner .btn {
  position: relative;
  z-index: 1;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--bg-footer);
  color: var(--gray-300);
  padding-top: var(--space-4xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid var(--gray-700);
}

.footer__brand {
  max-width: 320px;
}

.footer__brand .navbar__logo {
  color: #fff;
  margin-bottom: var(--space-lg);
}

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  opacity: 0.7;
}

.footer__col h4 {
  color: #fff;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.footer__col ul li {
  margin-bottom: var(--space-sm);
}

.footer__col ul li a {
  color: var(--gray-400);
  font-size: 0.9rem;
  transition: color var(--duration-fast);
}

.footer__col ul li a:hover {
  color: #fff;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-xl);
  font-size: 0.85rem;
  opacity: 0.6;
}

/* ---------- Scroll Animations ---------- */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.stagger>.animate-on-scroll:nth-child(1) {
  transition-delay: 0ms;
}

.stagger>.animate-on-scroll:nth-child(2) {
  transition-delay: 100ms;
}

.stagger>.animate-on-scroll:nth-child(3) {
  transition-delay: 200ms;
}

.stagger>.animate-on-scroll:nth-child(4) {
  transition-delay: 300ms;
}

.stagger>.animate-on-scroll:nth-child(5) {
  transition-delay: 400ms;
}

.stagger>.animate-on-scroll:nth-child(6) {
  transition-delay: 500ms;
}

/* ---------- Floating shapes (decoration) ---------- */
.floating-shape {
  position: absolute;
  border-radius: var(--radius-full);
  opacity: 0.5;
  animation: floatUp 6s ease-in-out infinite alternate;
}

@keyframes floatUp {
  0% {
    transform: translateY(0) rotate(0deg);
  }

  100% {
    transform: translateY(-20px) rotate(5deg);
  }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero__content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__text p {
    margin-inline: auto;
  }

  .hero__buttons {
    justify-content: center;
  }

  .hero__stats {
    max-width: 400px;
    margin-inline: auto;
  }

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

  .about-intro__image {
    max-height: 400px;
  }

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

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

@media (max-width: 768px) {
  .navbar__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    padding: calc(var(--nav-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    transition: right var(--duration-normal) var(--ease-out);
    gap: var(--space-lg);
  }

  .navbar__links.open {
    right: 0;
  }

  .navbar__hamburger {
    display: flex;
  }

  .navbar__cta {
    display: none;
  }

  .hero__stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }

  .stat-card__number {
    font-size: 1.75rem;
  }

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

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

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

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .section {
    padding-block: var(--space-3xl);
  }
}

@media (max-width: 480px) {
  .hero__text h1 {
    font-size: 1.85rem;
  }

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