@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Colors — Clean corporate palette */
  --primary: #1A6DD4;
  --primary-light: #3D8AE8;
  --primary-dark: #145BAF;
  --accent: #E8622C;
  --accent-light: #F0804F;

  --white: #FFFFFF;
  --gray-50: #F8FAFB;
  --gray-100: #F1F4F8;
  --gray-200: #E2E7EE;
  --gray-300: #CDD5DF;
  --gray-400: #9AA5B4;
  --gray-500: #6B7A8D;
  --gray-600: #4A5568;
  --gray-700: #2D3748;
  --gray-800: #1A202C;
  --gray-900: #0F1419;

  --text-primary: #1A202C;
  --text-secondary: #4A5568;
  --text-tertiary: #6B7A8D;
  --text-light: #FFFFFF;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  /* Typography */
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Layout */
  --container-max: 1140px;
  --nav-height: 72px;
  --nav-bg: rgba(255, 255, 255, 0.95);
}

body.dark-mode {
  --white: #0B0E14;
  --gray-50: #11151D;
  --gray-100: #1A202C;
  --gray-200: #262F3D;
  --gray-300: #3E4B5E;
  --gray-400: #6B7E96;
  --gray-500: #93A6BE;
  --gray-600: #B7C6D7;
  --gray-700: #D9E3ED;
  --gray-800: #ECEFF3;
  --gray-900: #F9FAFB;

  --text-primary: #ECEFF3;
  --text-secondary: #B7C6D7;
  --text-tertiary: #93A6BE;
  
  --nav-bg: rgba(11, 14, 20, 0.95);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--white);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base);
}

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

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

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

ul, ol { list-style: none; }

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

.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;
}

/* --- Section --- */
.section {
  padding: var(--space-4xl) 0;
  background: var(--white);
  position: relative;
  z-index: 3;
}

.section--gray {
  background: var(--gray-50);
}

.section--dark {
  background: #0B0E14;
  color: var(--text-light);
}

.section__label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.section--dark .section__title {
  color: var(--text-light);
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.7;
}

.section--dark .section__subtitle {
  color: var(--gray-400);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section__header .section__subtitle {
  margin: 0 auto;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn--primary {
  background: var(--primary);
  color: var(--text-light);
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background: var(--primary-dark);
  color: var(--text-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--accent {
  background: var(--accent);
  color: var(--text-light);
  box-shadow: var(--shadow-sm);
}

.btn--accent:hover {
  background: var(--accent-light);
  color: var(--text-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--text-light);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.7);
  color: var(--text-light);
}

.btn--outline-dark {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--gray-300);
}

.btn--outline-dark:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn--lg {
  padding: 16px 36px;
  font-size: var(--text-base);
}

.btn--sm {
  padding: 10px 20px;
  font-size: var(--text-sm);
}

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

.btn__icon {
  font-size: 1.1em;
  transition: transform var(--transition-fast);
}

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

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: var(--nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}

.nav--scrolled {
  border-bottom-color: var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  z-index: 1001;
}

.nav__logo:hover { color: var(--text-primary); }

.nav__logo-mark {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  border-radius: var(--radius-sm);
  color: white;
}

.nav__logo-mark svg {
  width: 20px;
  height: 20px;
}

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

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.nav__link:hover { color: var(--text-primary); }

.nav__cta { margin-left: var(--space-xs); }

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

.nav__toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

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

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-height);
  background-color: #0b0f17;
}

.hero__video-container {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
  background-color: #0b0f17;
}

.hero__video-container iframe {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100vw;
  height: 56.25vw;
  min-height: 100vh;
  min-width: 177.77vh;
  transform: translate(-50%, -50%);
  pointer-events: none;
  border: none;
  opacity: 0.38;
  filter: saturate(0.85) contrast(1.1) brightness(0.95);
}

.hero__video-overlay {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 20% 30%, rgba(26, 109, 212, 0.25) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(232, 98, 44, 0.2) 0%, transparent 50%),
    linear-gradient(to bottom, transparent 60%, #0b0f17 100%),
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 100% 100%, 60px 60px, 60px 60px;
  z-index: 2;
}

.hero__content {
  position: relative;
  z-index: 3;
  max-width: 800px;
  padding: var(--space-3xl) 0;
  text-align: center;
  margin: 0 auto;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 auto var(--space-lg) auto;
  animation: fadeInUp 0.6s ease-out;
}

.hero__badge-dot {
  width: 7px;
  height: 7px;
  background: #34D399;
  border-radius: 50%;
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-6xl);
  font-weight: 800;
  line-height: 1.08;
  color: var(--text-light);
  margin-bottom: var(--space-md);
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero__description {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-3xl);
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: var(--space-2xl);
  animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero__stat-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-light);
}

.hero__stat-label {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.5);
  margin-top: 2px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

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

.service-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-base);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gray-300);
}

.service-card__image {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
}

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

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

.service-card__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0, 0, 0, 0.4) 100%);
}

.service-card__icon {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  color: var(--primary);
}

.service-card__icon svg {
  width: 20px;
  height: 20px;
}

.service-card__body {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.service-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.service-card__tag {
  padding: 4px 10px;
  background: var(--gray-100);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--text-secondary);
  font-weight: 500;
}

/* --- Portfolio --- */
.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.portfolio__item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}

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

.portfolio__item:hover img {
  transform: scale(1.05);
}

.portfolio__item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.7) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
}

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

.portfolio__item-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: white;
}

.portfolio__item-category {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.7);
  margin-top: 2px;
}

/* --- Stats --- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  padding: var(--space-3xl) 0;
}

.stats__item {
  text-align: center;
}

.stats__value {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--white);
}

.stats__label {
  font-size: var(--text-sm);
  color: var(--gray-400);
  margin-top: 4px;
}

/* --- Why / Features --- */
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.feature-card {
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  background: var(--white);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-base);
}

.feature-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  color: var(--primary);
  transition: all var(--transition-base);
}

.feature-card:hover .feature-card__icon {
  background: var(--primary);
  color: var(--white);
}

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

.feature-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.feature-card__desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Testimonials --- */
.testimonials__track {
  display: flex;
  gap: var(--space-lg);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding: 4px 0;
}

.testimonials__track::-webkit-scrollbar { display: none; }

.testimonial-card {
  flex: 0 0 calc(33.333% - var(--space-lg) * 2 / 3);
  scroll-snap-align: start;
  padding: var(--space-xl);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--gray-300);
}

.testimonial-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-md);
  color: #F59E0B;
  font-size: var(--text-sm);
}

.testimonial-card__text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.testimonial-card__text::before {
  content: '"';
  font-family: Georgia, serif;
  font-size: var(--text-3xl);
  color: var(--gray-300);
  line-height: 0;
  vertical-align: -0.5em;
  margin-right: 4px;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.testimonial-card__avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  color: white;
}

.testimonial-card__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--text-primary);
}

.testimonial-card__role {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.testimonials__nav {
  display: flex;
  justify-content: center;
  gap: var(--space-xs);
  margin-top: var(--space-xl);
}

.testimonials__nav-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 50%;
  color: var(--text-primary);
  cursor: pointer;
  font-size: var(--text-base);
  transition: all var(--transition-base);
}

.testimonials__nav-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

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

.contact__content {
  padding-top: var(--space-sm);
}

.contact__title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.contact__desc {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact__info-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.contact__info-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  color: var(--primary);
  flex-shrink: 0;
}

.contact__info-icon svg {
  width: 18px;
  height: 18px;
}

.contact__form-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-lg);
}

.contact__form-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.form__group {
  margin-bottom: var(--space-md);
}

.form__label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
  outline: none;
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 109, 212, 0.1);
  background: var(--white);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--gray-400);
}

.form__textarea {
  resize: vertical;
  min-height: 100px;
}

.form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B7A8D' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

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

.form__divider {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin: var(--space-md) 0;
  color: var(--text-tertiary);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form__divider::before,
.form__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--gray-200);
}

/* --- Footer --- */
.footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: var(--space-3xl) 0 var(--space-lg);
}

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

.footer__brand-desc {
  font-size: var(--text-sm);
  color: var(--gray-500);
  line-height: 1.7;
  margin-top: var(--space-md);
  max-width: 300px;
}

.footer .nav__logo {
  color: var(--text-light);
}

.footer .nav__logo:hover { color: var(--text-light); }

.footer .nav__logo-mark {
  background: var(--primary);
}

.footer__socials {
  display: flex;
  gap: 10px;
  margin-top: var(--space-md);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  color: var(--gray-400);
  transition: all var(--transition-base);
  text-decoration: none;
}

.footer__social-link svg {
  width: 16px;
  height: 16px;
}

.footer__social-link:hover {
  background: var(--primary);
  color: white;
}

.footer__col-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer__col-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__col-link {
  font-size: var(--text-sm);
  color: var(--gray-500);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__col-link:hover { color: var(--white); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-lg);
  font-size: var(--text-xs);
  color: var(--gray-600);
}

/* --- Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: all 0.7s 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; }

.reveal--scale {
  opacity: 0;
  transform: scale(0.97);
  transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal--scale.reveal--visible {
  opacity: 1;
  transform: scale(1);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero__title { font-size: var(--text-5xl); }
  .contact__inner { grid-template-columns: 1fr; gap: var(--space-2xl); }
  .footer__top { grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
}

@media (max-width: 768px) {
  :root { --space-4xl: 4rem; }

  .nav__links {
    position: fixed;
    inset: 0;
    background: rgba(11, 14, 20, 0.96);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.6s cubic-bezier(0.85, 0, 0.15, 1), opacity 0.6s ease, visibility 0.6s;
    z-index: 1000;
    padding: var(--space-2xl) var(--space-lg);
  }

  .nav__links--open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav__links .nav__link {
    font-size: var(--text-2xl);
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--white);
    letter-spacing: -0.02em;
    position: relative;
    padding: var(--space-xs) 0;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
  }

  .nav__links--open .nav__link {
    opacity: 1;
    transform: translateY(0);
  }

  /* Stagger delays for menu links */
  .nav__links--open .nav__link:nth-child(1) { transition-delay: 0.15s; }
  .nav__links--open .nav__link:nth-child(2) { transition-delay: 0.25s; }
  .nav__links--open .nav__link:nth-child(3) { transition-delay: 0.35s; }
  .nav__links--open .nav__link:nth-child(4) { transition-delay: 0.45s; }
  .nav__links--open .nav__link:nth-child(5) { transition-delay: 0.55s; }

  .nav__links .nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--primary);
    transition: width var(--transition-base), left var(--transition-base);
    border-radius: var(--radius-full);
  }

  .nav__links .nav__link:hover::after {
    width: 100%;
    left: 0;
  }

  .nav__links .nav__cta {
    margin-left: 0;
    font-size: var(--text-base);
    padding: 16px 36px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
  }

  .nav__links--open .nav__cta {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.45s;
  }

  .nav__toggle { display: flex; }
  .nav__toggle--active span {
    background: var(--white) !important;
  }

  .hero__title { font-size: var(--text-4xl); }
  .hero__description { font-size: var(--text-base); }
  .hero__actions { flex-direction: column; align-items: center; }
  .hero__stats { gap: var(--space-xl); flex-wrap: wrap; justify-content: center; }
  .hero__stat { text-align: center; }

  .services__grid { grid-template-columns: 1fr; }
  .portfolio__grid { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .features__grid { grid-template-columns: 1fr; }

  .testimonial-card { flex: 0 0 calc(100% - var(--space-lg)); }
  .section__title { font-size: var(--text-3xl); }
  .footer__top { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: var(--space-sm); text-align: center; }
  .form__row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero__title { font-size: var(--text-3xl); }
  .hero__stats { flex-direction: column; gap: var(--space-sm); align-items: center; }
  .portfolio__grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
}

/* --- Theme Toggle --- */
.theme-toggle {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.theme-toggle:hover {
  background: var(--gray-100);
  color: var(--text-primary);
}

.theme-toggle__icon {
  width: 20px;
  height: 20px;
}

body:not(.dark-mode) .theme-toggle__icon--sun,
body.dark-mode .theme-toggle__icon--moon {
  display: none;
}

/* ==================== COMPARISON SLIDER & BUDGET CALCULATOR ==================== */

.comparison__slider {
  position: relative;
  width: 100%;
  max-width: 850px;
  aspect-ratio: 16/10;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  cursor: ew-resize;
}

.comparison__image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

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

.comparison__image--after {
  clip-path: polygon(0 0, var(--slider-position, 50%) 0, var(--slider-position, 50%) 100%, 0 100%);
  z-index: 2;
}

.comparison__label-tag {
  position: absolute;
  bottom: var(--space-md);
  padding: 6px 14px;
  background: rgba(15, 20, 25, 0.75);
  backdrop-filter: blur(4px);
  color: white;
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  pointer-events: none;
}

.comparison__label-tag--before {
  right: var(--space-md);
}

.comparison__label-tag--after {
  left: var(--space-md);
}

.comparison__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--slider-position, 50%);
  width: 4px;
  background: white;
  z-index: 10;
  transform: translateX(-50%);
  pointer-events: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.comparison__handle-line {
  width: 2px;
  height: 45%;
  background: rgba(255, 255, 255, 0.5);
}

.comparison__handle-button {
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  border: 3px solid white;
  cursor: grab;
  transition: transform var(--transition-fast);
}

.comparison__slider:hover .comparison__handle-button {
  transform: scale(1.1);
}

/* Calculator Styles */
.calculator-section {
  background: var(--white);
}

.calc__wrapper {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-2xl);
  max-width: var(--container-max);
  margin: 0 auto;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-lg);
}

.calc__inputs {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

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

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

.calc__label {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--text-primary);
}

.calc__value-badge {
  padding: 4px 12px;
  background: var(--gray-100);
  color: var(--primary);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
}

.calc__range {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--gray-200);
  outline: none;
}

.calc__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid var(--white);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.calc__range::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.calc__range-labels {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

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

.calc__radio-card {
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: all var(--transition-base);
  position: relative;
}

.calc__radio-card input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.calc__radio-card:hover {
  border-color: var(--primary-light);
  background: var(--gray-100);
}

.calc__radio-card.active {
  border-color: var(--primary);
  background: rgba(26, 109, 212, 0.06);
}

body.dark-mode .calc__radio-card.active {
  background: rgba(26, 109, 212, 0.12);
}

.calc__radio-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--text-primary);
}

.calc__radio-desc {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  line-height: 1.4;
}

.calc__select {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--gray-200);
  background: var(--white);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition-fast);
}

.calc__select:focus {
  border-color: var(--primary);
}

.calc__result-card {
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  justify-content: space-between;
}

.calc__result-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
}

.calc__price-display {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  color: var(--text-primary);
}

.calc__currency {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--primary);
}

.calc__price {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--primary);
}

.calc__price-divider {
  font-size: var(--text-2xl);
  color: var(--text-secondary);
  margin: 0 4px;
}

.calc__currency-code {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  margin-left: 4px;
}

.calc__result-desc {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  text-align: center;
  line-height: 1.5;
}

.calc__features-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.calc__feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.calc__feature-icon {
  color: var(--primary);
  font-weight: 700;
}

/* Responsive Calculator */
@media (max-width: 992px) {
  .calc__wrapper {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    padding: var(--space-xl);
  }
}

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

/* --- Custom Cursor --- */
.custom-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
}

.custom-cursor__dot {
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 10001;
  transition: width 0.2s, height 0.2s, background-color 0.2s;
}

.custom-cursor__ring {
  position: absolute;
  width: 40px;
  height: 40px;
  border: 1.5px solid var(--primary);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 10000;
  transition: width 0.3s cubic-bezier(0.25, 1, 0.5, 1), height 0.3s cubic-bezier(0.25, 1, 0.5, 1), border-color 0.3s, background-color 0.3s;
}

.custom-cursor__label {
  position: absolute;
  transform: translate(-50%, -50%);
  color: white;
  font-family: var(--font-body);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  z-index: 10002;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}

/* Custom Cursor Hover States */
.custom-cursor.hovering-link .custom-cursor__ring {
  width: 64px;
  height: 64px;
  background: rgba(26, 109, 212, 0.08);
  border-color: var(--primary-light);
}

.custom-cursor.hovering-link .custom-cursor__dot {
  background: var(--accent);
}

.custom-cursor.hovering-slider .custom-cursor__ring {
  width: 80px;
  height: 80px;
  border-style: dashed;
  animation: cursorSpin 12s linear infinite;
  border-color: var(--accent);
  background: rgba(232, 98, 44, 0.05);
}

.custom-cursor.hovering-slider .custom-cursor__label {
  opacity: 1;
}

.custom-cursor.hovering-slider .custom-cursor__dot {
  width: 4px;
  height: 4px;
  background: var(--accent);
}

@keyframes cursorSpin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Disable custom cursor on touch viewports */
@media (hover: none) and (pointer: coarse) {
  .custom-cursor {
    display: none;
  }
}