/* ============================================
   ELVI COMMUNICATIONS — Premium Marketing Agency
   style.css
   ============================================ */

/* ---- CSS Custom Properties ---- */
:root {
  --primary: #0057D9;
  --primary-dark: #0046B0;
  --primary-light: #E8F0FE;
  --secondary: #00AEEF;
  --accent: #00D4FF;
  --bg: #F8FAFC;
  --dark: #111827;
  --dark-600: #374151;
  --dark-400: #6B7280;
  --dark-300: #9CA3AF;
  --dark-200: #D1D5DB;
  --dark-100: #E5E7EB;
  --white: #FFFFFF;

  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

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

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.1);
  --shadow-primary: 0 8px 30px rgba(0, 87, 217, 0.25);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  --container: 1200px;
  --section-padding: 120px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--dark-600);
  background: var(--bg);
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

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

/* ---- Utility ---- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-padding) 0;
  position: relative;
}

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

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-lg);
}

/* ---- Section Header ---- */
.section__badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.section__title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 16px;
  font-weight: 800;
}

.section__subtitle {
  font-size: 1.05rem;
  color: var(--dark-400);
  line-height: 1.7;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

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

.btn--primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  box-shadow: var(--shadow-primary);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--dark);
  border-color: var(--dark-200);
}

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

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

.btn--white:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 255, 255, 0.25);
}

.btn--lg {
  padding: 16px 36px;
  font-size: 16px;
}

.btn--full {
  width: 100%;
  justify-content: center;
}

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition);
}

.navbar--scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  padding: 12px 0;
  box-shadow: var(--shadow-sm);
}

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

.navbar__logo svg {
  display: block;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.navbar__links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--dark-600);
  position: relative;
  padding: 4px 0;
}

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

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

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

.navbar__cta {
  padding: 10px 24px;
  font-size: 14px;
}

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

.navbar__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: all var(--transition);
}

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

.navbar__toggle.active span:nth-child(2) {
  opacity: 0;
}

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

/* =============================================
   HERO
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px;
  background: linear-gradient(180deg, var(--white) 0%, var(--bg) 100%);
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}

.hero__blob--1 {
  width: 600px;
  height: 600px;
  background: var(--primary-light);
  top: -200px;
  right: -100px;
}

.hero__blob--2 {
  width: 400px;
  height: 400px;
  background: rgba(0, 174, 239, 0.12);
  bottom: -100px;
  left: -100px;
}

.hero__blob--3 {
  width: 300px;
  height: 300px;
  background: rgba(0, 212, 255, 0.08);
  top: 40%;
  left: 50%;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 87, 217, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 87, 217, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* Floating Shapes */
.float-shape {
  position: absolute;
  animation: float 6s ease-in-out infinite;
}

.float-shape--1 { top: 15%; left: 8%; animation-delay: 0s; }
.float-shape--2 { top: 25%; right: 12%; animation-delay: 1.5s; }
.float-shape--3 { bottom: 20%; left: 15%; animation-delay: 3s; }
.float-shape--4 { bottom: 30%; right: 8%; animation-delay: 4.5s; }

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-block;
  padding: 8px 20px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}

.hero__title {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero__subtitle {
  font-size: 1.1rem;
  color: var(--dark-400);
  margin-bottom: 40px;
  max-width: 520px;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hero Image */
.hero__visual {
  position: relative;
}

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

.hero__image {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.hero__image-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 87, 217, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

/* Hero Stat Cards */
.hero__stat-card {
  position: absolute;
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: var(--shadow-lg);
  z-index: 2;
}

.hero__stat-card--1 {
  bottom: -20px;
  left: -30px;
}

.hero__stat-card--2 {
  top: -20px;
  right: -30px;
}

.hero__stat-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
}

.hero__stat-label {
  font-size: 12px;
  color: var(--dark-400);
  font-weight: 500;
}

/* Hero Scroll Indicator */
.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
}

.hero__scroll-line {
  width: 2px;
  height: 40px;
  background: var(--dark-200);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  width: 100%;
  height: 50%;
  background: var(--primary);
  border-radius: 2px;
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { top: -50%; }
  100% { top: 100%; }
}

/* =============================================
   ABOUT
   ============================================= */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__image-wrapper {
  position: relative;
}

.about__image {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.about__experience {
  position: absolute;
  bottom: -24px;
  right: -24px;
  padding: 20px 28px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
}

.about__experience-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
}

.about__experience-text {
  font-size: 13px;
  color: var(--dark-400);
  font-weight: 500;
  line-height: 1.4;
}

.about__text {
  font-size: 1.05rem;
  color: var(--dark-400);
  margin-bottom: 32px;
  line-height: 1.8;
}

.about__cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.about__card {
  display: flex;
  gap: 16px;
  padding: 20px;
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--dark-100);
  transition: all var(--transition);
}

.about__card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 87, 217, 0.15);
}

.about__card-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  border-radius: var(--radius-md);
}

.about__card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.about__card p {
  font-size: 0.9rem;
  color: var(--dark-400);
  line-height: 1.6;
}

/* =============================================
   SERVICES
   ============================================= */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  position: relative;
  padding: 36px 28px;
  background: var(--bg);
  border: 1px solid var(--dark-100);
  border-radius: var(--radius-xl);
  transition: all var(--transition);
  cursor: default;
  overflow: hidden;
}

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

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 87, 217, 0.15);
}

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

.service-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  color: var(--primary);
  transition: all var(--transition);
}

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

.service-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card__text {
  font-size: 0.9rem;
  color: var(--dark-400);
  line-height: 1.7;
  margin-bottom: 16px;
}

.service-card__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--dark-100);
  border-radius: 50%;
  font-size: 16px;
  color: var(--dark-400);
  transition: all var(--transition);
}

.service-card:hover .service-card__arrow {
  background: var(--primary);
  color: var(--white);
  transform: translateX(4px);
}

/* =============================================
   WHY CHOOSE US
   ============================================= */
.why-us__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.why-card {
  padding: 36px 28px;
  background: var(--white);
  border: 1px solid var(--dark-100);
  border-radius: var(--radius-xl);
  text-align: center;
  transition: all var(--transition);
}

.why-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 87, 217, 0.15);
}

.why-card__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  border-radius: var(--radius-lg);
  margin: 0 auto 20px;
  transition: all var(--transition);
}

.why-card:hover .why-card__icon {
  transform: scale(1.1);
}

.why-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.why-card__text {
  font-size: 0.9rem;
  color: var(--dark-400);
  line-height: 1.7;
}

/* =============================================
   PROCESS
   ============================================= */
.process__timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.process__line {
  position: absolute;
  left: 40px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--primary), var(--secondary), var(--accent));
  border-radius: 2px;
}

.process__step {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  margin-bottom: 48px;
  position: relative;
}

.process__step:last-child {
  margin-bottom: 0;
}

.process__step-number {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-primary);
  position: relative;
  z-index: 1;
}

.process__step-content {
  flex: 1;
  padding: 20px 28px;
  background: var(--bg);
  border: 1px solid var(--dark-100);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.process__step:hover .process__step-content {
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 87, 217, 0.15);
}

.process__step-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.process__step-content p {
  font-size: 0.9rem;
  color: var(--dark-400);
  line-height: 1.7;
}

/* =============================================
   INDUSTRIES
   ============================================= */
.industries__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.industry-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 32px 20px;
  background: var(--white);
  border: 1px solid var(--dark-100);
  border-radius: var(--radius-xl);
  transition: all var(--transition);
  text-align: center;
}

.industry-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(0, 87, 217, 0.15);
}

.industry-card__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

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

.industry-card span {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark);
}

/* =============================================
   STATS
   ============================================= */
.stats {
  background: linear-gradient(135deg, var(--dark) 0%, #1E293B 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.stats__bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(0, 87, 217, 0.15), transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(0, 174, 239, 0.1), transparent 50%);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
  z-index: 1;
}

.stat {
  text-align: center;
}

.stat__number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 900;
  color: var(--white);
  display: inline;
}

.stat__suffix {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat__label {
  display: block;
  font-size: 0.9rem;
  color: var(--dark-300);
  margin-top: 4px;
  font-weight: 500;
}

/* =============================================
   TESTIMONIALS
   ============================================= */
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.testimonial-card {
  padding: 36px 28px;
  background: var(--white);
  border: 1px solid var(--dark-100);
  border-radius: var(--radius-xl);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

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

.testimonial-card--featured {
  background: linear-gradient(135deg, var(--primary) 0%, #1A6DE8 100%);
  border-color: transparent;
  color: var(--white);
}

.testimonial-card--featured .testimonial-card__quote {
  color: rgba(255, 255, 255, 0.9);
}

.testimonial-card--featured .testimonial-card__author span {
  color: rgba(255, 255, 255, 0.7);
}

.testimonial-card__stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}

.testimonial-card__quote {
  font-size: 0.95rem;
  color: var(--dark-600);
  line-height: 1.8;
  font-style: italic;
  flex: 1;
  margin-bottom: 24px;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-card__avatar {
  flex-shrink: 0;
}

.testimonial-card__avatar img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-card__author strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
}

.testimonial-card__author span {
  font-size: 0.8rem;
  color: var(--dark-400);
}

/* =============================================
   CTA BANNER
   ============================================= */
.cta-banner {
  background: linear-gradient(135deg, var(--primary) 0%, #1A6DE8 50%, var(--secondary) 100%);
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner__bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.08), transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(255, 255, 255, 0.05), transparent 40%);
}

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

.cta-banner__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 16px;
}

.cta-banner__title .gradient-text {
  background: linear-gradient(135deg, #FFD700, #FFA500);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-banner__text {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 540px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

/* =============================================
   CONTACT
   ============================================= */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact__info-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--dark-100);
}

.contact__info-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  border-radius: var(--radius-md);
}

.contact__info-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.contact__info-card p {
  font-size: 0.88rem;
  color: var(--dark-400);
  line-height: 1.6;
}

.contact__map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--dark-100);
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 40px;
  background: var(--bg);
  border-radius: var(--radius-xl);
  border: 1px solid var(--dark-100);
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--dark);
  background: var(--white);
  border: 1px solid var(--dark-200);
  border-radius: var(--radius-md);
  outline: none;
  transition: all var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--dark-300);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(0, 87, 217, 0.1);
}

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

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--dark);
  padding: 80px 0 0;
  color: var(--dark-300);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__desc {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: 20px;
  max-width: 300px;
}

.footer__social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer__social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  color: var(--dark-300);
  transition: all var(--transition);
}

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

.footer__col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
}

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

.footer__col li,
.footer__col a {
  font-size: 0.88rem;
  color: var(--dark-300);
  transition: color var(--transition);
}

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

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
}

.footer__bottom p {
  font-size: 0.82rem;
}

.footer__bottom-links {
  display: flex;
  gap: 24px;
}

.footer__bottom-links a {
  font-size: 0.82rem;
  color: var(--dark-300);
}

.footer__bottom-links a:hover {
  color: var(--white);
}

/* =============================================
   BACK TO TOP
   ============================================= */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  box-shadow: var(--shadow-primary);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-4px);
}

/* =============================================
   ANIMATIONS
   ============================================= */
[data-animate] {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate="fade-up"] {
  transform: translateY(40px);
}

[data-animate="fade-left"] {
  transform: translateX(40px);
}

[data-animate="fade-right"] {
  transform: translateX(-40px);
}

[data-animate="scale"] {
  transform: scale(0.9);
}

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

/* =============================================
   RESPONSIVE — Tablet
   ============================================= */
@media (max-width: 1024px) {
  :root {
    --section-padding: 80px;
  }

  .hero__inner {
    gap: 48px;
  }

  .about__grid {
    gap: 48px;
  }

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

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

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

  .testimonials__grid .testimonial-card:last-child {
    grid-column: span 2;
  }

  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .industries__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .footer__grid > :last-child {
    grid-column: span 3;
  }
}

/* =============================================
   RESPONSIVE — Tablet Portrait
   ============================================= */
@media (max-width: 768px) {
  :root {
    --section-padding: 64px;
  }

  .navbar__links,
  .navbar__cta {
    display: none;
  }

  .navbar__toggle {
    display: flex;
  }

  /* Mobile Menu */
  .navbar__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--white);
    padding: 80px 32px 32px;
    gap: 24px;
    box-shadow: -8px 0 40px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    animation: slideIn 0.3s ease;
  }

  @keyframes slideIn {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
  }

  .navbar__cta.open {
    display: inline-flex;
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 1001;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero__subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__stat-card--1 {
    left: 0;
    bottom: -16px;
  }

  .hero__stat-card--2 {
    right: 0;
    top: -16px;
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about__experience {
    right: 16px;
    bottom: -16px;
  }

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

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

  .process__line {
    left: 32px;
  }

  .process__step-number {
    width: 64px;
    height: 64px;
    font-size: 1rem;
  }

  .process__step {
    gap: 20px;
  }

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

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

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

  .testimonials__grid .testimonial-card:last-child {
    grid-column: auto;
  }

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

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer__grid > :first-child {
    grid-column: span 2;
  }

  .footer__grid > :last-child {
    grid-column: auto;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

/* =============================================
   RESPONSIVE — Mobile
   ============================================= */
@media (max-width: 480px) {
  :root {
    --section-padding: 48px;
  }

  .container {
    padding: 0 16px;
  }

  .hero {
    padding: 100px 0 48px;
  }

  .hero__title {
    font-size: 2rem;
  }

  .section__title {
    font-size: 1.65rem;
  }

  .industries__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .industry-card {
    padding: 20px 12px;
  }

  .contact__form {
    padding: 24px;
  }

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

  .footer__grid > :first-child {
    grid-column: auto;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
  }
}

/* ---- Overlay for mobile menu ---- */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}