/* ============================================
   KING KANG – O REI DA COMUNICAÇÃO VISUAL
   Design System & Homepage Styles
   ============================================ */

/* ===== DESIGN TOKENS ===== */
:root {
  /* Colors */
  --gold-100: #FFF8DC;
  --gold-300: #FFD700;
  --gold-400: #DAA520;
  --gold-500: #B8860B;
  --gold-600: #8B6914;

  --dark-900: #0A0A0F;
  --dark-800: #111118;
  --dark-700: #1A1A24;
  --dark-600: #22222E;
  --dark-500: #2D2D3D;
  --dark-400: #3D3D52;

  --neutral-100: #F8F8FC;
  --neutral-200: #EDEDF5;
  --neutral-300: #D4D4E0;
  --neutral-500: #8888A0;
  --neutral-700: #4A4A60;

  --white: #FFFFFF;
  --whatsapp: #25D366;
  --whatsapp-dark: #128C7E;

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

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

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.3);
  --shadow-gold: 0 0 40px rgba(255, 215, 0, 0.2);
  --shadow-whatsapp: 0 8px 32px rgba(37, 211, 102, 0.4);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Header height */
  --header-h: 80px;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--dark-900);
  color: var(--neutral-100);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

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

.text-gold {
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-300);
  background: rgba(255, 215, 0, 0.1);
  border: 1px solid rgba(255, 215, 0, 0.25);
  padding: 0.35em 1em;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--neutral-500);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.1);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::before {
  opacity: 1;
}

.btn--primary {
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  color: var(--dark-900);
  box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255, 215, 0, 0.4);
}

.btn--whatsapp {
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: var(--white);
  box-shadow: var(--shadow-whatsapp);
}

.btn--whatsapp:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(37, 211, 102, 0.5);
}

.btn--outline {
  background: transparent;
  color: var(--neutral-200);
  border: 1.5px solid rgba(255, 255, 255, 0.2);
}

.btn--outline:hover {
  border-color: var(--gold-300);
  color: var(--gold-300);
  transform: translateY(-2px);
}

.btn--hero {
  font-size: 1.1rem;
  padding: 1.1rem 2.2rem;
}

.btn--large {
  font-size: 1.15rem;
  padding: 1.2rem 2.5rem;
}

.btn--header {
  font-size: 0.875rem;
  padding: 0.7rem 1.4rem;
}

.btn__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.btn__icon--right {
  width: 18px;
  height: 18px;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: all var(--transition-base);
}

.header.scrolled {
  background: rgba(10, 10, 15, 0.97);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-md);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.logo__img {
  height: 52px;
  width: auto;
  object-fit: contain;
  display: block;
}

.logo__icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  filter: drop-shadow(0 0 12px rgba(255, 215, 0, 0.4));
  transition: filter var(--transition-base);
}

.logo:hover .logo__icon {
  filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.7));
}

.logo__icon--sm {
  width: 36px;
  height: 36px;
}

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

.logo__name {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.logo__tagline {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--neutral-500);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Nav */
.nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__link {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--neutral-300);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gold-300);
  border-radius: 2px;
  transition: width var(--transition-base);
}

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

.nav__link:hover::after {
  width: 60%;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--neutral-200);
  border-radius: 2px;
  transition: all var(--transition-base);
}

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

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

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

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

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

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(255, 215, 0, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(37, 211, 102, 0.04) 0%, transparent 50%),
    linear-gradient(180deg, var(--dark-900) 0%, var(--dark-800) 50%, var(--dark-900) 100%);
}

.hero__particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--gold-300);
  border-radius: 50%;
  opacity: 0;
  animation: float-particle linear infinite;
}

@keyframes float-particle {
  0% {
    opacity: 0;
    transform: translateY(100vh) scale(0);
  }

  10% {
    opacity: 0.6;
  }

  90% {
    opacity: 0.3;
  }

  100% {
    opacity: 0;
    transform: translateY(-10vh) scale(1.5);
  }
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-2xl) 0;
  max-width: 860px;
  margin: 0 auto;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-300);
  background: rgba(255, 215, 0, 0.08);
  border: 1px solid rgba(255, 215, 0, 0.2);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
  animation: fade-in-up 0.6s ease both;
}

.hero__badge-icon {
  font-size: 1rem;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: var(--space-md);
  animation: fade-in-up 0.6s ease 0.1s both;
  letter-spacing: -0.03em;
}

.hero__title--highlight {
  background: linear-gradient(135deg, var(--gold-300) 0%, var(--gold-400) 50%, var(--gold-500) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--neutral-500);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
  animation: fade-in-up 0.6s ease 0.2s both;
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
  animation: fade-in-up 0.6s ease 0.3s both;
}

.hero__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  animation: fade-in-up 0.6s ease 0.4s both;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.hero__stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__stat-label {
  font-size: 0.8rem;
  color: var(--neutral-500);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero__stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
}

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

.hero__scroll-dot {
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  position: relative;
}

.hero__scroll-dot::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--gold-300);
  border-radius: 2px;
  animation: scroll-dot 2s ease-in-out infinite;
}

@keyframes scroll-dot {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
  }

  80% {
    transform: translateX(-50%) translateY(14px);
    opacity: 0;
  }
}

/* ===== PROOF BAR ===== */
.proof-bar {
  background: var(--dark-700);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: var(--space-lg) 0;
  overflow: hidden;
}

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

.proof-bar__label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neutral-500);
  white-space: nowrap;
  flex-shrink: 0;
}

.proof-bar__track {
  flex: 1;
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.proof-bar__logos {
  display: flex;
  gap: var(--space-2xl);
  animation: scroll-logos 20s linear infinite;
  width: max-content;
}

.proof-bar__logo {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  color: var(--neutral-400);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: color var(--transition-base);
  flex-shrink: 0;
}

.proof-bar__logo:hover {
  color: var(--gold-300);
}

@keyframes scroll-logos {
  0% {
    transform: translateX(0);
  }

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

/* ===== SERVICES ===== */
.services {
  padding: var(--space-3xl) 0;
  background: var(--dark-900);
}

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

.service-card {
  background: var(--dark-700);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  cursor: pointer;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 215, 0, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), var(--shadow-gold);
}

.service-card__visual {
  height: 200px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.service-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.service-card:hover .service-card__img {
  transform: scale(1.1);
}

.service-card__visual--acm {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

.service-card__visual--letra {
  background: linear-gradient(135deg, #2d1b00 0%, #4a2e00 50%, #6b4200 100%);
}

.service-card__visual--frota {
  background: linear-gradient(135deg, #0d2137 0%, #1a3a5c 50%, #0d4f8c 100%);
}

.service-card__visual--luminoso {
  background: linear-gradient(135deg, #1a0a2e 0%, #2d1a4a 50%, #4a2d6b 100%);
}

.service-card__visual--sinalizacao {
  background: linear-gradient(135deg, #0a2e1a 0%, #1a4a2d 50%, #2d6b4a 100%);
}

.service-card__icon {
  font-size: 4rem;
  position: relative;
  z-index: 1;
  transition: transform var(--transition-base);
  filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.3));
}

.service-card:hover .service-card__icon {
  transform: scale(1.15) rotate(-5deg);
}

.service-card__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.service-card:hover .service-card__glow {
  opacity: 1;
}

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

.service-card__title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.service-card__desc {
  font-size: 0.875rem;
  color: var(--neutral-500);
  line-height: 1.6;
  margin-bottom: var(--space-sm);
}

.service-card__cta {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--gold-300);
  transition: color var(--transition-fast);
}

.service-card__cta:hover {
  color: var(--gold-400);
}

/* CTA card */
.service-card--cta {
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.08) 0%, rgba(184, 134, 11, 0.05) 100%);
  border-color: rgba(255, 215, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-card__cta-inner {
  padding: var(--space-xl) var(--space-md);
  text-align: center;
}

.service-card__crown {
  font-size: 3rem;
  margin-bottom: var(--space-sm);
  animation: crown-float 3s ease-in-out infinite;
}

@keyframes crown-float {

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

  50% {
    transform: translateY(-8px);
  }
}

.service-card__cta-inner h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.75rem;
}

.service-card__cta-inner p {
  font-size: 0.875rem;
  color: var(--neutral-500);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

/* ===== PORTFOLIO ===== */
.portfolio {
  padding: var(--space-3xl) 0;
  background: var(--dark-800);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 280px;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.portfolio__item--large {
  grid-column: 1 / 3;
  grid-row: 1 / 3;
}

.portfolio__item {
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}

.portfolio__visual {
  width: 100%;
  height: 100%;
  position: relative;
  transition: transform var(--transition-slow);
}

.portfolio__item:hover .portfolio__visual {
  transform: scale(1.03);
}

.portfolio__visual--1 {
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  background-image:
    repeating-linear-gradient(45deg, rgba(255, 215, 0, 0.03) 0px, rgba(255, 215, 0, 0.03) 1px, transparent 1px, transparent 20px),
    linear-gradient(135deg, #0f2027, #203a43, #2c5364);
}

.portfolio__visual--2 {
  background: linear-gradient(135deg, #1a0533, #2d0a52, #4a1a7a);
}

.portfolio__visual--3 {
  background: linear-gradient(135deg, #0a1628, #162440, #1e3a5f);
}

.portfolio__visual--4 {
  background: linear-gradient(135deg, #1a0a00, #2e1a00, #4a2d00);
}

.portfolio__visual--5 {
  background: linear-gradient(135deg, #001a0a, #002e14, #004a20);
}

.portfolio__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-md);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.portfolio__item:hover .portfolio__overlay {
  opacity: 1;
}

.portfolio__tag {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-300);
  background: rgba(255, 215, 0, 0.15);
  border: 1px solid rgba(255, 215, 0, 0.3);
  padding: 0.25em 0.75em;
  border-radius: var(--radius-full);
  width: fit-content;
  margin-bottom: 0.5rem;
}

.portfolio__name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
}

.portfolio__cta {
  text-align: center;
}

/* ===== DIFFERENTIALS ===== */
.differentials {
  padding: var(--space-3xl) 0;
  background: var(--dark-900);
}

.differentials__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.differentials__content .section-tag {
  margin-bottom: var(--space-sm);
}

.differentials__content .section-title {
  text-align: left;
  margin-bottom: var(--space-md);
}

.differentials__intro {
  color: var(--neutral-500);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

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

.differential-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-md);
  background: var(--dark-700);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.differential-item:hover {
  border-color: rgba(255, 215, 0, 0.2);
  background: var(--dark-600);
  transform: translateX(4px);
}

.differential-item__icon {
  font-size: 1.75rem;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 215, 0, 0.08);
  border-radius: var(--radius-sm);
}

.differential-item__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.35rem;
}

.differential-item__desc {
  font-size: 0.875rem;
  color: var(--neutral-500);
  line-height: 1.6;
}

/* Diff card stack */
.differentials__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.differentials__card-stack {
  position: relative;
  width: 340px;
  height: 420px;
}

.diff-card {
  position: absolute;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 215, 0, 0.15);
}

.diff-card--back {
  inset: 0;
  background: var(--dark-600);
  transform: rotate(8deg) translateY(10px);
  opacity: 0.4;
}

.diff-card--mid {
  inset: 0;
  background: var(--dark-500);
  transform: rotate(4deg) translateY(5px);
  opacity: 0.6;
}

.diff-card--front {
  inset: 0;
  background: linear-gradient(135deg, var(--dark-600) 0%, var(--dark-500) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-xl);
  box-shadow: var(--shadow-lg), var(--shadow-gold);
  border-color: rgba(255, 215, 0, 0.25);
}

.diff-card__logo-wrapper {
  width: 120px;
  margin-bottom: var(--space-xs);
  filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.2));
  animation: logo-float 4s ease-in-out infinite;
}

.diff-card__logo {
  width: 100%;
  height: auto;
  display: block;
}

@keyframes logo-float {

  0%,
  100% {
    transform: translateY(0) scale(1.05);
  }

  50% {
    transform: translateY(-8px) scale(1.1);
  }
}

.diff-card__title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.diff-card__subtitle {
  font-size: 0.8rem;
  color: var(--neutral-500);
  text-align: center;
  font-weight: 500;
}

.diff-card__stats {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  width: 100%;
  justify-content: center;
}

.diff-card__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
}

.diff-card__stat-num {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--gold-300);
}

.diff-card__stat-lbl {
  font-size: 0.7rem;
  color: var(--neutral-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
  padding: var(--space-3xl) 0;
  background: var(--dark-800);
}

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

.testimonial-card {
  background: var(--dark-700);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -10px;
  right: 20px;
  font-size: 8rem;
  font-family: var(--font-heading);
  font-weight: 900;
  color: rgba(255, 215, 0, 0.06);
  line-height: 1;
  pointer-events: none;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 215, 0, 0.2);
  box-shadow: var(--shadow-md), var(--shadow-gold);
}

.testimonial-card__header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--dark-900);
  flex-shrink: 0;
}

.testimonial-card__avatar--2 {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: var(--white);
}

.testimonial-card__avatar--3 {
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: var(--white);
}

.testimonial-card__name {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
}

.testimonial-card__role {
  font-size: 0.75rem;
  color: var(--neutral-500);
}

.testimonial-card__stars {
  margin-left: auto;
  color: var(--gold-300);
  font-size: 0.85rem;
  letter-spacing: 2px;
}

.testimonial-card__text {
  font-size: 0.9rem;
  color: var(--neutral-300);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: var(--space-md);
}

.testimonial-card__tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-300);
  background: rgba(255, 215, 0, 0.08);
  border: 1px solid rgba(255, 215, 0, 0.2);
  padding: 0.25em 0.75em;
  border-radius: var(--radius-full);
}

.testimonials__cta {
  text-align: center;
}

.testimonials__cta-text {
  font-size: 1rem;
  color: var(--neutral-500);
  margin-bottom: var(--space-md);
}

/* ===== CONTACT CTA ===== */
.contact-cta {
  padding: var(--space-3xl) 0 var(--space-xl);
  background: var(--dark-900);
}

.contact-cta__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
  margin-bottom: var(--space-xl);
}

.contact-cta__title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 900;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: var(--space-md);
}

.contact-cta__subtitle {
  font-size: 1rem;
  color: var(--neutral-500);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.contact-cta__note {
  font-size: 0.8rem;
  color: var(--neutral-700);
  margin-top: var(--space-sm);
}

.contact-info-card {
  background: var(--dark-700);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.contact-info-card__title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

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

.contact-info-item:last-child {
  margin-bottom: 0;
}

.contact-info-item__icon {
  font-size: 1.25rem;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 215, 0, 0.08);
  border-radius: var(--radius-sm);
}

.contact-info-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gold-300);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.contact-info-item p,
.contact-info-item a {
  font-size: 0.875rem;
  color: var(--neutral-300);
  line-height: 1.5;
}

.contact-info-item a:hover {
  color: var(--gold-300);
}

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
  filter: grayscale(0.5) brightness(0.8);
  transition: filter var(--transition-base);
}

.map-container:hover {
  filter: none;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark-800);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: var(--space-2xl) 0 var(--space-md);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer__brand-desc {
  font-size: 0.875rem;
  color: var(--neutral-500);
  line-height: 1.7;
  margin: var(--space-md) 0;
}

.footer__social {
  display: flex;
  gap: 0.75rem;
}

.footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--dark-600);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  color: var(--neutral-500);
  transition: all var(--transition-base);
}

.footer__social-link svg {
  width: 18px;
  height: 18px;
}

.footer__social-link:hover {
  background: rgba(255, 215, 0, 0.1);
  border-color: rgba(255, 215, 0, 0.3);
  color: var(--gold-300);
  transform: translateY(-2px);
}

.footer__col-title {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__links li a,
.footer__links li {
  font-size: 0.875rem;
  color: var(--neutral-500);
  transition: color var(--transition-fast);
}

.footer__links li a:hover {
  color: var(--gold-300);
}

.footer__links--contact li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}



/* ===== FLOATING WHATSAPP ===== */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #25D366, #128C7E);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-whatsapp);
  transition: all var(--transition-base);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  color: var(--white);
}

.whatsapp-float:hover {
  transform: scale(1.1) translateY(-4px);
  box-shadow: 0 16px 48px rgba(37, 211, 102, 0.6);
}

.whatsapp-float__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  background: var(--dark-700);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.whatsapp-float__tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -6px;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--dark-700);
  border-right: none;
}

.whatsapp-float:hover .whatsapp-float__tooltip {
  opacity: 1;
}

.whatsapp-float__pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 3px solid rgba(37, 211, 102, 0.4);
  animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(1);
    opacity: 0.8;
  }

  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

/* ===== ANIMATIONS ===== */
@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

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

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .differentials__visual {
    display: none;
  }

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

@media (max-width: 768px) {
  :root {
    --header-h: 70px;
  }

  /* Nav mobile */
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    padding: var(--space-md);
    transform: translateY(-120%);
    transition: transform var(--transition-base);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .nav.open {
    transform: translateY(0);
  }

  .nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .nav__link {
    font-size: 1.1rem;
    padding: 0.75rem 1rem;
    width: 100%;
  }

  .btn--header {
    display: none;
  }

  .hamburger {
    display: flex;
  }

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

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

  /* Proof bar */
  .proof-bar .container {
    flex-direction: column;
    gap: var(--space-sm);
  }

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

  /* Portfolio */
  .portfolio__grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }

  .portfolio__item--large {
    grid-column: 1 / -1;
    grid-row: auto;
    height: 280px;
  }

  .portfolio__item {
    height: 200px;
  }

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

  /* Contact */
  .contact-cta__inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

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



  /* Floating WA */
  .whatsapp-float {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 56px;
    height: 56px;
  }

  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }
}

@media (max-width: 480px) {
  .hero__stat-divider {
    display: none;
  }

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

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

  .portfolio__item--large {
    height: 240px;
  }

  .portfolio__item {
    height: 180px;
  }
}

/* ===== LIGHTBOX ===== */
.lightbox {
  display: none;
  position: fixed;
  z-index: 2000;
  padding: 20px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  cursor: zoom-out;
}

.lightbox.active {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.lightbox__content {
  margin: auto;
  display: block;
  max-width: 90%;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
  animation: zoom 0.3s ease-out;
  cursor: default;
}

@keyframes zoom {
  from {
    transform: scale(0.8);
    opacity: 0;
  }

  to {
    transform: scale(1);
    opacity: 1;
  }
}

.lightbox__close {
  position: absolute;
  top: 20px;
  right: 35px;
  color: #f1f1f1;
  font-size: 40px;
  font-weight: bold;
  transition: 0.3s;
  cursor: pointer;
  z-index: 2002;
}

.lightbox__close:hover,
.lightbox__close:focus {
  color: var(--gold-300);
  text-decoration: none;
}

.lightbox__caption {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 700px;
  text-align: center;
  color: var(--white);
  padding: 10px 0;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: none;
  font-size: 30px;
  padding: 20px 15px;
  cursor: pointer;
  border-radius: 5px;
  transition: 0.3s;
  z-index: 2010;
}

.lightbox__nav:hover {
  background: rgba(255, 215, 0, 0.8);
  color: black;
}

.lightbox__nav--prev {
  left: -60px;
}

.lightbox__nav--next {
  right: -60px;
}

@media (max-width: 768px) {
  .lightbox__nav {
    padding: 10px 8px;
    font-size: 20px;
  }

  .lightbox__nav--prev {
    left: 10px;
  }

  .lightbox__nav--next {
    right: 10px;
  }
}

video.lightbox__content {
  background: black;
}