/* ============================
   VEKTÖR ÇÖZÜM — DESIGN SYSTEM
   ============================ */

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

/* ---------- CUSTOM PROPERTIES ---------- */
:root {
  /* Brand */
  --color-primary: #1b18ff;
  --color-primary-light: #4d4aff;
  --color-primary-dark: #1210cc;
  --color-primary-glow: rgba(27, 24, 255, 0.15);
  --color-primary-glow-strong: rgba(27, 24, 255, 0.3);

  /* Neutrals */
  --color-white: #ffffff;
  --color-bg: #fafbff;
  --color-bg-alt: #f0f2ff;
  --color-text: #1a1a2e;
  --color-text-muted: #6b7094;
  --color-border: #e2e5f1;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 2rem;
  --fs-4xl: 2.75rem;
  --fs-5xl: 3.5rem;
  --fs-6xl: 4.25rem;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(27, 24, 255, 0.04);
  --shadow-md: 0 4px 20px rgba(27, 24, 255, 0.06);
  --shadow-lg: 0 8px 40px rgba(27, 24, 255, 0.08);
  --shadow-xl: 0 12px 60px rgba(27, 24, 255, 0.12);

  /* Transition */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

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

ul {
  list-style: none;
}

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

/* ---------- SECTION HEADER ---------- */
.section-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.section-header__tag {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-glow);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-lg);
}

.section-header__title {
  font-size: var(--fs-4xl);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.section-header__desc {
  font-size: var(--fs-lg);
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family);
  font-weight: 600;
  font-size: var(--fs-sm);
  padding: 12px 28px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  gap: 8px;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 20px rgba(27, 24, 255, 0.3);
}

.btn--primary:hover {
  background: var(--color-primary-light);
  box-shadow: 0 6px 30px rgba(27, 24, 255, 0.4);
  transform: translateY(-2px);
}

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

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

.btn--lg {
  padding: 16px 36px;
  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-md) 0;
  transition: var(--transition);
  background: rgba(255, 255, 255, 0);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
}

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

.navbar__logo img {
  height: 52px;
  width: auto;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
}

.navbar__links a {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text);
  position: relative;
  transition: var(--transition);
}

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

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

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

.navbar__cta {
  font-size: var(--fs-sm) !important;
}

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

.navbar__toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============================
   HERO
   ============================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-white);
  overflow: hidden;
  padding: 120px 0 80px;
}

.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(27, 24, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27, 24, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero__badge {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-primary);
  background: var(--color-primary-glow);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-2xl);
  animation: fadeInUp 0.8s ease forwards;
}

.hero__title {
  font-size: var(--fs-6xl);
  font-weight: 900;
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s 0.1s ease both;
}

.hero__title--accent {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.word-transition {
  display: inline-block;
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 1;
  transform: translateY(0);
}

.word-transition.is-hidden {
  opacity: 0;
  transform: translateY(20px);
}

.hero__subtitle {
  font-size: var(--fs-xl);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
  animation: fadeInUp 0.8s 0.2s ease both;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-4xl);
  animation: fadeInUp 0.8s 0.3s ease both;
}

.hero__stats {
  display: flex;
  justify-content: center;
  gap: var(--space-4xl);
  animation: fadeInUp 0.8s 0.4s ease both;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero__stat-number {
  font-size: var(--fs-3xl);
  font-weight: 800;
  color: var(--color-primary);
}

.hero__stat-label {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Hero floating shapes */
.hero__shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  pointer-events: none;
}

.hero__shape--1 {
  width: 400px;
  height: 400px;
  background: var(--color-primary-glow-strong);
  top: -100px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

.hero__shape--2 {
  width: 300px;
  height: 300px;
  background: rgba(27, 24, 255, 0.08);
  bottom: -50px;
  left: -50px;
  animation: float 10s ease-in-out infinite reverse;
}

.hero__shape--3 {
  width: 200px;
  height: 200px;
  background: rgba(27, 24, 255, 0.06);
  top: 40%;
  left: 10%;
  animation: float 6s ease-in-out infinite 2s;
}

/* ============================
   SERVICES
   ============================ */
.services {
  padding: var(--space-5xl) 0;
  background: var(--color-bg);
}

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

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

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  transform: scaleX(0);
  transition: transform var(--transition);
  transform-origin: left;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(27, 24, 255, 0.15);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-glow);
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  transition: var(--transition);
}

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

.service-card__title {
  font-size: var(--fs-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

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

.service-card__link {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-primary);
  transition: var(--transition);
}

.service-card:hover .service-card__link {
  letter-spacing: 0.02em;
}

/* ============================
   PORTFOLIO
   ============================ */
.portfolio {
  padding: var(--space-5xl) 0;
  background: var(--color-white);
}

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

.portfolio-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(27, 24, 255, 0.15);
}

.portfolio-card__image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

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

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

.portfolio-card__overlay {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  z-index: 2;
}

.portfolio-card__category {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-white);
  background: var(--color-primary);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  letter-spacing: 0.03em;
}

.portfolio-card__content {
  padding: var(--space-xl) var(--space-xl) var(--space-2xl);
}

.portfolio-card__title {
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.portfolio-card__desc {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.portfolio-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.portfolio-card__tags span {
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--color-primary);
  background: var(--color-primary-glow);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

/* ============================
   ABOUT
   ============================ */
.about {
  padding: var(--space-5xl) 0;
  background: var(--color-bg);
}

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

.about__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
}

.tech-visual {
  position: relative;
  width: 100%;
}

.tech-visual__core {
  position: relative;
  z-index: 2;
  width: 120px;
  height: 120px;
  background: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 60px var(--color-primary-glow-strong);
  animation: float 4s ease-in-out infinite;
  margin: 0 auto;
}

.tech-visual__icon {
  width: 56px;
  height: 56px;
  color: var(--color-primary);
}

.tech-visual__ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1.5px dashed var(--color-primary);
  border-radius: 50%;
  opacity: 0.3;
}

.tech-visual__ring--1 {
  width: 240px;
  height: 240px;
  margin-top: -120px;
  margin-left: -120px;
  animation: spin 15s linear infinite;
}

.tech-visual__ring--2 {
  width: 360px;
  height: 360px;
  margin-top: -180px;
  margin-left: -180px;
  animation: spin 25s linear infinite reverse;
  opacity: 0.15;
}

.tech-visual__node {
  position: absolute;
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  border-radius: 50%;
  box-shadow: 0 0 20px var(--color-primary);
}

.tech-visual__node.node-1 {
  top: 15%;
  right: 15%;
  animation: pulseNode 2s ease-in-out infinite;
}

.tech-visual__node.node-2 {
  bottom: 20%;
  left: 5%;
  animation: pulseNode 2s ease-in-out infinite 0.6s;
}

.tech-visual__node.node-3 {
  bottom: 0%;
  right: 20%;
  animation: pulseNode 2s ease-in-out infinite 1.2s;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-15px);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes pulseNode {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.8;
  }

  50% {
    transform: scale(1.3);
    opacity: 1;
  }
}

.about__text {
  font-size: var(--fs-base);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.about__keywords {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-xl);
}

.about__keyword {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-glow);
  padding: 6px 16px;
  border-radius: var(--radius-full);
}

/* ============================
   WHY US
   ============================ */
.why-us {
  padding: var(--space-5xl) 0;
  background: var(--color-bg);
}

.why-us__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.why-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: var(--transition);
  text-align: center;
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(27, 24, 255, 0.15);
}

.why-card__number {
  font-size: var(--fs-4xl);
  font-weight: 900;
  color: var(--color-primary);
  opacity: 0.15;
  line-height: 1;
  margin-bottom: var(--space-md);
}

.why-card:hover .why-card__number {
  opacity: 0.3;
}

.why-card__title {
  font-size: var(--fs-lg);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.why-card__desc {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ============================
   PARTNERS (Marquee)
   ============================ */
.partners {
  padding: var(--space-5xl) 0 var(--space-4xl);
  background: var(--color-white);
  overflow: hidden;
}

.marquee {
  width: 100%;
  overflow: hidden;
  position: relative;
  padding: var(--space-md) 0;
}

.marquee::before,
.marquee::after {
  content: '';
  position: absolute;
  top: 0;
  width: 120px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.marquee::before {
  left: 0;
  background: linear-gradient(90deg, var(--color-white), transparent);
}

.marquee::after {
  right: 0;
  background: linear-gradient(270deg, var(--color-white), transparent);
}

.marquee__track {
  display: flex;
  gap: var(--space-3xl);
  animation: marqueeScroll 30s linear infinite;
  width: max-content;
}

.marquee__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  white-space: nowrap;
  color: #a0a0a0;
  transition: all 0.3s ease;
  flex-shrink: 0;
  filter: grayscale(100%);
  opacity: 0.6;
}

.marquee__item:hover {
  filter: grayscale(0%);
  color: var(--color-primary);
  opacity: 1;
  transform: scale(1.05);
}

.marquee__item svg {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  margin-bottom: 4px;
}

.marquee__item span {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

@keyframes marqueeScroll {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

/* ============================
   CONTACT
   ============================ */
.contact {
  padding: var(--space-5xl) 0;
  background: var(--color-bg);
}

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

.contact__text {
  font-size: var(--fs-base);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-2xl);
}

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

.contact__detail {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.contact__detail svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  font-family: var(--font-family);
  font-size: var(--fs-sm);
  padding: 14px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  transition: var(--transition);
  outline: none;
}

.form-group--phone {
  position: relative;
  display: flex;
  align-items: center;
}

.form-phone-prefix {
  position: absolute;
  left: 18px;
  font-size: var(--fs-sm);
  color: var(--color-text);
  font-weight: 500;
  pointer-events: none;
}

.form-group--phone input {
  padding-left: 54px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
  background: var(--color-white);
}

.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='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7094' d='M6 8.825L1.175 4l.85-.85L6 7.125l3.975-3.975.85.85z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

/* ============================
   FOOTER
   ============================ */
.footer {
  background: var(--color-text);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-4xl) 0 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-4xl);
  padding-bottom: var(--space-4xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo {
  height: 52px;
  margin-bottom: var(--space-md);
  filter: brightness(0) invert(1);
}

.footer__desc {
  font-size: var(--fs-sm);
  line-height: 1.7;
  max-width: 300px;
}

.footer__links h4 {
  color: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

.footer__links a {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.footer__links a:hover {
  color: var(--color-white);
  padding-left: 4px;
}

.footer__map {
  padding: var(--space-2xl) var(--space-xl) 0;
  max-width: 1200px;
  margin: 0 auto;
}

.footer__contact h4 {
  color: var(--color-white);
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-lg);
}

.footer__address {
  font-size: var(--fs-sm);
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

.footer__phone,
.footer__email {
  font-size: var(--fs-sm);
  margin-bottom: var(--space-xs);
}

.footer__map-small {
  margin-top: var(--space-md);
  border-radius: 8px;
  overflow: hidden;
}

.footer__bottom {
  padding: var(--space-xl) 0;
  text-align: center;
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.4);
}

/* ============================
   ANIMATIONS
   ============================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-20px);
  }
}

@keyframes shimmer {

  0%,
  100% {
    opacity: 0.5;
  }

  50% {
    opacity: 1;
  }
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.8;
  }

  50% {
    transform: scale(1.1);
    opacity: 1;
  }
}

/* Scroll-triggered animation */
[data-animate] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================
   RESPONSIVE
   ============================ */

/* Tablet */
@media (max-width: 1024px) {
  .hero__title {
    font-size: var(--fs-5xl);
  }

  /* Switch to hamburger menu on tablet */
  .navbar__links,
  .navbar__cta {
    display: none;
  }

  .navbar__toggle {
    display: flex;
  }

  .navbar__links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    padding: var(--space-xl);
    gap: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    animation: fadeInUp 0.3s ease;
  }

  .navbar__cta.mobile-visible {
    display: inline-flex;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    border-bottom: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    justify-content: center;
    padding: var(--space-md) var(--space-xl);
    animation: fadeInUp 0.3s ease;
    z-index: 999;
  }

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

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

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

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

  .footer__brand {
    grid-column: 1 / -1;
  }
}

.service-card__link {
  cursor: pointer;
}

/* Mobile */
@media (max-width: 768px) {
  .section-header__title {
    font-size: var(--fs-3xl);
  }

  .hero {
    padding: 100px 0 60px;
  }

  .hero__title {
    font-size: var(--fs-4xl);
  }

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

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

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

  .navbar__links,
  .navbar__cta {
    display: none;
  }

  .navbar__toggle {
    display: flex;
  }

  /* Mobile menu */
  .navbar__links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    padding: var(--space-xl);
    gap: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    animation: fadeInUp 0.3s ease;
  }

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

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

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

  .about__visual {
    order: -1;
  }

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

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

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

/* Small mobile */
@media (max-width: 480px) {
  .hero__title {
    font-size: var(--fs-3xl);
  }

  .hero__stats {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

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

/* --- Cookie Banner --- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--color-white);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
  padding: var(--space-md) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  z-index: 9999;
  transform: translateY(100%);
  transition: transform 0.4s ease-in-out;
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-banner__content p {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin: 0;
}

.cookie-banner__content a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
}

@media (max-width: 768px) {
  .cookie-banner {
    flex-direction: column;
    text-align: center;
    padding: var(--space-lg);
  }
}

/* --- ScrollSpy Active Link --- */
.navbar__links a:not(.btn).navbar__link--active {
  color: var(--color-primary);
  position: relative;
}

.navbar__links a:not(.btn).navbar__link--active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width 0.3s ease;
}