/* ====================================
   PT INFINITY MULTI SERVICE — Styles
   Clean Business Design System
   ==================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Color Palette */
  --clr-primary: #0f2a4a;
  --clr-primary-light: #1a3d6b;
  --clr-primary-dark: #091c33;
  --clr-accent: #2d8cf0;
  --clr-accent-light: #5ba8f5;
  --clr-accent-dark: #1a6fd1;
  --clr-teal: #0ebfa0;
  --clr-teal-light: #12e6c0;

  --clr-bg: #f8fafb;
  --clr-bg-alt: #ffffff;
  --clr-bg-dark: #0b1929;
  --clr-bg-card: #ffffff;

  --clr-text: #1e293b;
  --clr-text-secondary: #64748b;
  --clr-text-light: #94a3b8;
  --clr-text-white: #f1f5f9;

  --clr-border: #e2e8f0;
  --clr-border-light: #f1f5f9;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #2d8cf0 0%, #0ebfa0 100%);
  --gradient-hero: linear-gradient(135deg, rgba(15,42,74,0.92) 0%, rgba(13,25,41,0.88) 100%);
  --gradient-cta: linear-gradient(135deg, #1a3d6b 0%, #0f2a4a 50%, #0b1929 100%);
  --gradient-card: linear-gradient(180deg, rgba(45,140,240,0.05) 0%, rgba(14,191,160,0.03) 100%);

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

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;
  --fs-4xl: 3.25rem;
  --fs-5xl: 4rem;

  /* Spacing */
  --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;
  --space-5xl: 8rem;

  /* Borders & Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 50%;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(15,42,74,0.06);
  --shadow-md: 0 4px 16px rgba(15,42,74,0.08);
  --shadow-lg: 0 8px 32px rgba(15,42,74,0.10);
  --shadow-xl: 0 16px 48px rgba(15,42,74,0.12);
  --shadow-card: 0 2px 12px rgba(15,42,74,0.06);
  --shadow-card-hover: 0 8px 32px rgba(45,140,240,0.12);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  line-height: 1.7;
  color: var(--clr-text);
  background-color: var(--clr-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

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

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

/* ---------- Utility ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--ff-heading);
  font-weight: 600;
  font-size: var(--fs-sm);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  text-align: center;
  justify-content: center;
}

.btn--primary {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(45,140,240,0.3);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45,140,240,0.4);
}

.btn--outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}

.btn--outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.5);
  transform: translateY(-2px);
}

.btn--white {
  background: #fff;
  color: var(--clr-primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.btn--white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: var(--fs-base);
}

.btn--full {
  width: 100%;
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: var(--space-lg) 0;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-md);
  padding: var(--space-md) 0;
}

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

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  z-index: 1001;
}

.logo__icon {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo__name {
  font-family: var(--ff-heading);
  font-weight: 800;
  font-size: var(--fs-sm);
  letter-spacing: 0.15em;
  color: #fff;
  transition: color var(--transition-base);
}

.logo__sub {
  font-family: var(--ff-heading);
  font-weight: 500;
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition-base);
}

.navbar.scrolled .logo__name {
  color: var(--clr-primary);
}

.navbar.scrolled .logo__sub {
  color: var(--clr-text-secondary);
}

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

.nav-link {
  font-family: var(--ff-heading);
  font-weight: 500;
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.75);
  position: relative;
  padding: var(--space-xs) 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

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

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

.navbar__cta {
  font-size: var(--fs-xs);
  padding: 0.6rem 1.5rem;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--ff-heading);
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  margin-right: 0.75rem;
}

.lang-switch:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

.navbar.scrolled .lang-switch {
  color: var(--clr-text-secondary);
  background: rgba(15,42,74,0.05);
  border-color: var(--clr-border);
}

.navbar.scrolled .lang-switch:hover {
  color: var(--clr-accent);
  background: rgba(45,140,240,0.08);
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
  padding: 4px;
}

.navbar__toggle span {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition-base);
}

.navbar.scrolled .navbar__toggle span {
  background: var(--clr-primary);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

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

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

.hero__overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: 8rem 0 6rem;
  max-width: 800px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(45,140,240,0.12);
  border: 1px solid rgba(45,140,240,0.2);
  color: var(--clr-accent-light);
  font-family: var(--ff-heading);
  font-size: var(--fs-sm);
  font-weight: 500;
  padding: 0.4rem 1.25rem;
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-xl);
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s ease 0.3s forwards;
}

.badge__dot {
  width: 8px;
  height: 8px;
  background: var(--clr-teal);
  border-radius: var(--radius-full);
  animation: pulse 2s infinite;
}

.hero__title {
  font-size: var(--fs-5xl);
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-xl);
  letter-spacing: -0.02em;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.7s ease 0.5s forwards;
}

.hero__subtitle {
  font-size: var(--fs-lg);
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  margin-bottom: var(--space-2xl);
  max-width: 650px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.7s ease 0.7s forwards;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-4xl);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.7s ease 0.9s forwards;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid rgba(255,255,255,0.1);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.7s ease 1.1s forwards;
}

.stat {
  text-align: left;
}

.stat__number {
  font-family: var(--ff-heading);
  font-size: var(--fs-3xl);
  font-weight: 800;
  color: #fff;
}

.stat__plus {
  font-family: var(--ff-heading);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--clr-accent-light);
}

.stat__label {
  display: block;
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.5);
  margin-top: var(--space-xs);
}

.stat__divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.12);
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.scroll-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  color: rgba(255,255,255,0.5);
  animation: bounce 2s infinite;
}

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

/* ---------- Sections ---------- */
.section {
  padding: var(--space-5xl) 0;
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-4xl);
}

.section__tag {
  display: inline-block;
  font-family: var(--ff-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-md);
  position: relative;
  padding-left: 20px;
}

.section__tag::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.section__title {
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.section__title--left {
  text-align: left;
}

.section__desc {
  font-size: var(--fs-md);
  color: var(--clr-text-secondary);
  line-height: 1.8;
}

/* ---------- About ---------- */
.about {
  background: var(--clr-bg-alt);
}

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

.about__card {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.about__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.about__card:hover {
  border-color: rgba(45,140,240,0.2);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.about__card:hover::before {
  transform: scaleX(1);
}

.about__card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  color: #fff;
}

.about__card-icon svg {
  width: 24px;
  height: 24px;
}

.about__card h3 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-md);
}

.about__card p {
  color: var(--clr-text-secondary);
  font-size: var(--fs-sm);
  line-height: 1.8;
}

/* ---------- Services ---------- */
.services {
  background: var(--clr-bg);
}

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

.service-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-2xl) var(--space-2xl);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.service-card:hover {
  border-color: rgba(45,140,240,0.15);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.service-card__number {
  position: absolute;
  top: var(--space-xl);
  right: var(--space-xl);
  font-family: var(--ff-heading);
  font-size: var(--fs-3xl);
  font-weight: 800;
  color: rgba(45,140,240,0.08);
  line-height: 1;
}

.service-card__icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(45,140,240,0.1), rgba(14,191,160,0.08));
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  color: var(--clr-accent);
  transition: all var(--transition-base);
}

.service-card:hover .service-card__icon {
  background: var(--gradient-primary);
  color: #fff;
}

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

.service-card__title {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-md);
}

.service-card__desc {
  color: var(--clr-text-secondary);
  font-size: var(--fs-sm);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

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

.service-card__list li {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  padding-left: var(--space-lg);
  position: relative;
}

.service-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
}

/* ---------- Why Us ---------- */
.why-us {
  background: var(--clr-bg-alt);
}

.why-us__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.why-us__visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.why-us__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

.why-us__items {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.why-us__item {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.why-us__item:hover {
  background: rgba(45,140,240,0.04);
}

.why-us__item-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(45,140,240,0.1), rgba(14,191,160,0.08));
  border-radius: var(--radius-sm);
  color: var(--clr-accent);
}

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

.why-us__item h4 {
  font-size: var(--fs-base);
  margin-bottom: var(--space-xs);
  color: var(--clr-primary);
}

.why-us__item p {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.7;
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: var(--gradient-cta);
  padding: var(--space-5xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(45,140,240,0.08) 0%, transparent 70%);
  border-radius: var(--radius-full);
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(14,191,160,0.06) 0%, transparent 70%);
  border-radius: var(--radius-full);
}

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

.cta-banner__title {
  font-size: var(--fs-3xl);
  color: #fff;
  margin-bottom: var(--space-lg);
}

.cta-banner__text {
  font-size: var(--fs-md);
  color: rgba(255,255,255,0.7);
  max-width: 550px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.8;
}

/* ---------- Contact ---------- */
.contact {
  background: var(--clr-bg);
}

.contact__grid {
  max-width: 900px;
  margin: 0 auto;
}

.contact__info-card {
  background: var(--clr-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl) var(--space-2xl);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-2xl);
  height: 100%;
  position: relative;
  overflow: hidden;
}

.contact__info-card::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -30%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(45,140,240,0.15) 0%, transparent 70%);
  border-radius: var(--radius-full);
}

.contact__info-item {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
  position: relative;
  z-index: 1;
}

.contact__info-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  color: var(--clr-accent-light);
}

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

.contact__info-item h4 {
  color: rgba(255,255,255,0.5);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
}

.contact__info-item p,
.contact__info-item a {
  color: #fff;
  font-size: var(--fs-sm);
}

.contact__info-item a:hover {
  color: var(--clr-accent-light);
}

/* Contact Form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

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

.form__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form__group label {
  font-family: var(--ff-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-text);
}

.form__group input,
.form__group select,
.form__group textarea {
  font-family: var(--ff-body);
  font-size: var(--fs-sm);
  padding: 0.85rem 1rem;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--clr-bg-alt);
  color: var(--clr-text);
  transition: all var(--transition-fast);
  outline: none;
}

.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(45,140,240,0.1);
}

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

.form__group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--clr-bg-dark);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer__top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: var(--space-4xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

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

.footer__tagline {
  color: rgba(255,255,255,0.45);
  font-size: var(--fs-sm);
  line-height: 1.8;
  max-width: 300px;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2xl);
}

.footer__col h4 {
  color: #fff;
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
}

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

.footer__col a,
.footer__col li {
  color: rgba(255,255,255,0.45);
  font-size: var(--fs-sm);
  transition: color var(--transition-fast);
}

.footer__col a:hover {
  color: var(--clr-accent-light);
}

.footer__bottom {
  padding-top: var(--space-xl);
  text-align: center;
}

.footer__bottom p {
  color: rgba(255,255,255,0.3);
  font-size: var(--fs-xs);
}

/* ---------- Animations ---------- */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-8px); }
  60% { transform: translateY(-4px); }
}

/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.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; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero__title {
    font-size: var(--fs-4xl);
  }

  .services__grid {
    gap: var(--space-lg);
  }

  .why-us__layout {
    gap: var(--space-2xl);
  }
}

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

  .navbar__toggle {
    display: flex;
  }

  /* Mobile menu */
  .navbar__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: var(--clr-primary);
    justify-content: center;
    align-items: center;
    gap: var(--space-2xl);
    z-index: 1000;
  }

  .navbar__links.open .nav-link {
    font-size: var(--fs-xl);
    color: rgba(255,255,255,0.8);
  }

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

  .hero__title {
    font-size: var(--fs-3xl);
  }

  .hero__subtitle {
    font-size: var(--fs-base);
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__stats {
    flex-direction: column;
    gap: var(--space-xl);
    align-items: flex-start;
  }

  .stat__divider {
    width: 40px;
    height: 1px;
  }

  .section {
    padding: var(--space-4xl) 0;
  }

  .section__title {
    font-size: var(--fs-2xl);
  }

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

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

  .why-us__layout {
    grid-template-columns: 1fr;
  }

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

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

  .footer__top {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .footer__links {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
  }

  .cta-banner {
    padding: var(--space-4xl) 0;
  }

  .cta-banner__title {
    font-size: var(--fs-2xl);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }

  .hero__title {
    font-size: var(--fs-2xl);
  }

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