/* =============================================
   KIVORA — Identidade Visual Premium-Minimalista
   ============================================= */

/* === VARIÁVEIS === */
:root {
  --off-white: #F7F5F1;
  --bege-mineral: #DDD5CB;
  --verde-salvia: #A8B7AE;
  --cinza-nevoa: #C8CDD1;
  --grafite: #3B4144;
  --prata: #AEB4B8;
  --branco: #FFFFFF;
  --preto: #1A1C1E;
  --verde-salvia-dark: #7A9B8F;
  --bege-dark: #B8A898;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-label: 'Jost', 'DM Sans', sans-serif;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  --spacing-xxl: 10rem;

  --border-radius: 2px;
  --border-radius-lg: 8px;
  --transition: 0.3s ease;
  --transition-slow: 0.6s ease;
}

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

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

body {
  background-color: var(--off-white);
  color: var(--grafite);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

/* === TIPOGRAFIA === */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.label {
  font-family: var(--font-label);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 500;
}

.section-label {
  font-family: var(--font-label);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--verde-salvia-dark);
  font-weight: 500;
  display: block;
  margin-bottom: var(--spacing-sm);
}

/* === LAYOUT === */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container--narrow {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

section {
  padding: var(--spacing-xl) 0;
}

/* === PROGRESS BAR === */
#progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--verde-salvia);
  width: 0%;
  z-index: 9999;
  transition: width 0.1s linear;
}

/* === HEADER === */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
  padding: 1.5rem 0;
}

.header.scrolled {
  background: rgba(247, 245, 241, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(59, 65, 68, 0.08);
  padding: 1rem 0;
}

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

.header__logo {
  height: 42px;
  width: auto;
  object-fit: contain;
}

.header__logo--highlight {
  height: 52px;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.header__logo--highlight:hover {
  transform: scale(1.04);
  filter: drop-shadow(0 2px 8px rgba(59,65,68,0.18));
}

/* Logo em destaque no Hero */
.hero__brand-logo {
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
}

.hero__logo-img {
  height: 148px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 6px 24px rgba(59, 65, 68, 0.15));
  animation: logoPulse 5s ease-in-out infinite;
  transition: transform 0.4s ease;
}

.hero__logo-img:hover {
  transform: scale(1.03);
}

@keyframes logoPulse {
  0%, 100% { filter: drop-shadow(0 6px 24px rgba(59, 65, 68, 0.13)); }
  50%       { filter: drop-shadow(0 10px 32px rgba(59, 65, 68, 0.24)); }
}

.header__logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.header__logo-monogram {
  width: 36px;
  height: 36px;
  background: var(--grafite);
  color: var(--off-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  border-radius: 50%;
  letter-spacing: -1px;
}

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

.nav__link {
  font-family: var(--font-label);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grafite);
  position: relative;
  opacity: 0.75;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--verde-salvia);
  transition: width 0.3s ease;
}

.nav__link:hover {
  opacity: 1;
}

.nav__link:hover::after {
  width: 100%;
}

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

.header__mobile-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--grafite);
  transition: var(--transition);
}

/* === MOBILE NAV === */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  bottom: 0;
  width: 280px;
  background: var(--off-white);
  z-index: 1001;
  padding: 5rem var(--spacing-md) var(--spacing-md);
  transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  border-left: 1px solid var(--bege-mineral);
}

.mobile-nav.open {
  right: 0;
}

.mobile-nav__overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 28, 30, 0.5);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.mobile-nav__overlay.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav__links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.mobile-nav__link {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--grafite);
  border-bottom: 1px solid var(--bege-mineral);
  padding-bottom: var(--spacing-sm);
}

.mobile-nav__close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--grafite);
  opacity: 0.6;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 6rem;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--off-white) 0%, #EDE9E2 50%, #E2DDD6 100%);
  z-index: 0;
}

.hero__circle {
  position: absolute;
  right: -10%;
  top: 50%;
  transform: translateY(-50%);
  width: 55vw;
  height: 55vw;
  max-width: 750px;
  max-height: 750px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(168, 183, 174, 0.15) 0%, transparent 70%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 55% 45%;
  align-items: center;
  gap: var(--spacing-lg);
  min-height: 80vh;
}

.hero__text {
  padding: var(--spacing-xl) 0;
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.hero__eyebrow-line {
  width: 40px;
  height: 1px;
  background: var(--verde-salvia);
}

.hero__label {
  font-family: var(--font-label);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--verde-salvia-dark);
  font-weight: 500;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 4.8vw, 5.2rem);
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -0.025em;
  color: var(--grafite);
  margin-bottom: var(--spacing-md);
}

.hero__title em {
  font-style: italic;
  color: var(--verde-salvia-dark);
  font-weight: 400;
  display: block;
  font-size: 1.08em;
  letter-spacing: -0.02em;
}

.hero__subtitle {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--grafite);
  opacity: 0.65;
  max-width: 460px;
  margin-bottom: var(--spacing-lg);
}

.hero__actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-label);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 0.9rem 2rem;
  border-radius: var(--border-radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

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

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

.btn--outline {
  background: transparent;
  color: var(--grafite);
  border-color: var(--grafite);
  opacity: 0.7;
}

.btn--outline:hover {
  opacity: 1;
  background: rgba(59, 65, 68, 0.05);
}

.btn--sage {
  background: var(--verde-salvia);
  color: var(--branco);
  border-color: var(--verde-salvia);
}

.btn--sage:hover {
  background: var(--verde-salvia-dark);
  border-color: var(--verde-salvia-dark);
}

.hero__stats {
  display: flex;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--bege-mineral);
}

.hero__stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  color: var(--grafite);
  display: block;
}

.hero__stat-label {
  font-family: var(--font-label);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--prata);
}

.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: visible;
  padding: 1rem 0 1rem 1rem;
}

.hero__image-wrap {
  position: relative;
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
}

.hero__product-img {
  width: 100%;
  max-height: 560px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 30px 60px rgba(59, 65, 68, 0.12));
  animation: floatProduct 6s ease-in-out infinite;
}

@keyframes floatProduct {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

.hero__badge {
  position: absolute;
  top: 6%;
  right: 0;
  left: auto;
  background: var(--branco);
  border: 1px solid var(--bege-mineral);
  padding: 0.6rem 1rem;
  border-radius: 50px;
  box-shadow: 0 8px 30px rgba(59, 65, 68, 0.08);
  white-space: nowrap;
  z-index: 2;
}

.hero__badge-text {
  font-family: var(--font-label);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--verde-salvia-dark);
}

/* === RIBBON === */
.ribbon {
  background: var(--grafite);
  padding: 0.9rem 0;
  overflow: hidden;
}

.ribbon__track {
  display: flex;
  gap: 0;
  animation: ribbonScroll 20s linear infinite;
  white-space: nowrap;
}

.ribbon__item {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 0 2rem;
  font-family: var(--font-label);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--off-white);
  opacity: 0.8;
  flex-shrink: 0;
}

.ribbon__dot {
  width: 4px;
  height: 4px;
  background: var(--verde-salvia);
  border-radius: 50%;
  flex-shrink: 0;
}

@keyframes ribbonScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* === SEÇÃO TECNOLOGIA GHK-CU === */
.tech-highlight {
  background: linear-gradient(135deg, var(--grafite) 0%, #2A2F32 100%);
  color: var(--off-white);
  padding: var(--spacing-xl) 0;
  position: relative;
  overflow: hidden;
}

.tech-highlight::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(168, 183, 174, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.tech-highlight::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(174, 180, 184, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.tech-highlight__inner {
  position: relative;
  z-index: 1;
}

.tech-highlight__header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.tech-highlight__eyebrow {
  font-family: var(--font-label);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--verde-salvia);
  display: block;
  margin-bottom: var(--spacing-sm);
}

.tech-highlight__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 4rem);
  font-weight: 300;
  color: var(--off-white);
  line-height: 1.1;
  margin-bottom: var(--spacing-sm);
}

.tech-highlight__title strong {
  font-weight: 600;
  color: var(--verde-salvia);
}

.tech-highlight__subtitle {
  font-size: 1rem;
  opacity: 0.65;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.75;
}

.tech-highlight__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: start;
  margin-bottom: var(--spacing-xl);
}

.tech-highlight__info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.tech-molecule {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(168, 183, 174, 0.2);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
}

.tech-molecule__symbol {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 300;
  color: var(--verde-salvia);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
  letter-spacing: -2px;
}

.tech-molecule__name {
  font-family: var(--font-label);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--prata);
  margin-bottom: var(--spacing-sm);
}

.tech-molecule__desc {
  font-size: 0.92rem;
  line-height: 1.7;
  opacity: 0.7;
}

.tech-benefits {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.tech-benefit__item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem var(--spacing-sm);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.tech-benefit__icon {
  width: 32px;
  height: 32px;
  background: rgba(168, 183, 174, 0.12);
  border: 1px solid rgba(168, 183, 174, 0.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.85rem;
  color: var(--verde-salvia);
}

.tech-benefit__text strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  margin-bottom: 0.2rem;
  color: var(--off-white);
}

.tech-benefit__text span {
  font-size: 0.82rem;
  opacity: 0.55;
}

/* === PRODUTOS COM GHK-CU === */
.ghkcu-products {
  margin-top: var(--spacing-lg);
}

.ghkcu-products__title {
  font-family: var(--font-label);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--verde-salvia);
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.ghkcu-products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.ghkcu-product-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(168, 183, 174, 0.15);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-sm);
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}

.ghkcu-product-card:hover {
  border-color: rgba(168, 183, 174, 0.4);
  background: rgba(255,255,255,0.07);
  transform: translateY(-2px);
}

.ghkcu-product-card__img-wrap {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-xs);
}

.ghkcu-product-card__img {
  max-height: 110px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
}

.ghkcu-product-card__placeholder {
  width: 70px;
  height: 100px;
  background: rgba(168, 183, 174, 0.1);
  border: 1px solid rgba(168, 183, 174, 0.2);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--verde-salvia);
  margin: 0 auto;
}

.ghkcu-product-card__name {
  font-family: var(--font-label);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--off-white);
  opacity: 0.8;
  line-height: 1.4;
  display: block;
}

.ghkcu-product-card__badge {
  display: inline-block;
  margin-top: 0.4rem;
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--verde-salvia);
  border: 1px solid rgba(168, 183, 174, 0.3);
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
}

/* === SOBRE A MARCA === */
.about {
  background: var(--branco);
}

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

.about__visual {
  position: relative;
}

.about__logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 320px;
  background: var(--off-white);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--bege-mineral);
}

.about__logo {
  max-width: 240px;
  width: auto;
  height: auto;
}

.about__pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.about__pillar {
  background: var(--off-white);
  border-radius: var(--border-radius);
  padding: var(--spacing-sm);
  border-left: 2px solid var(--verde-salvia);
}

.about__pillar-icon {
  font-size: 1.2rem;
  margin-bottom: 0.4rem;
}

.about__pillar-title {
  font-family: var(--font-label);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grafite);
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.about__pillar-text {
  font-size: 0.82rem;
  opacity: 0.65;
  line-height: 1.5;
}

.about__text .section-label {
  color: var(--verde-salvia-dark);
}

.about__title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  color: var(--grafite);
  margin-bottom: var(--spacing-md);
  line-height: 1.1;
}

.about__body {
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--grafite);
  opacity: 0.7;
  margin-bottom: var(--spacing-sm);
}

.about__quote {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--verde-salvia-dark);
  border-left: 2px solid var(--verde-salvia);
  padding-left: var(--spacing-sm);
  margin: var(--spacing-md) 0;
  line-height: 1.5;
}

/* === DIFERENCIAIS === */
.diferenciais {
  background: var(--off-white);
}

.diferenciais__header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.diferenciais__title {
  font-size: clamp(2rem, 3.5vw, 3rem);
}

.diferenciais__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.diferencial-card {
  background: var(--branco);
  border: 1px solid var(--bege-mineral);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.diferencial-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--verde-salvia);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

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

.diferencial-card:hover {
  box-shadow: 0 8px 30px rgba(59, 65, 68, 0.08);
  transform: translateY(-3px);
}

.diferencial-card__icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--verde-salvia) 0%, var(--verde-salvia-dark) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
  font-size: 1.3rem;
}

.diferencial-card__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.diferencial-card__text {
  font-size: 0.85rem;
  line-height: 1.7;
  opacity: 0.65;
}

/* === LINHAS === */
.linhas {
  background: var(--branco);
}

.linhas__header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.linhas__title {
  font-size: clamp(2rem, 3.5vw, 3rem);
}

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

.linha-card {
  background: var(--off-white);
  border: 1px solid var(--bege-mineral);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.linha-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(168, 183, 174, 0.05));
  opacity: 0;
  transition: opacity 0.3s;
}

.linha-card:hover::after {
  opacity: 1;
}

.linha-card:hover {
  border-color: var(--verde-salvia);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(59, 65, 68, 0.08);
}

.linha-card.active {
  border-color: var(--grafite);
  background: var(--grafite);
  color: var(--off-white);
}

.linha-card__number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--cinza-nevoa);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
  opacity: 0.5;
}

.linha-card.active .linha-card__number {
  color: var(--verde-salvia);
  opacity: 0.7;
}

.linha-card__title {
  font-family: var(--font-label);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.linha-card__count {
  font-size: 0.82rem;
  opacity: 0.6;
}

.linha-card.active .linha-card__count {
  color: var(--cinza-nevoa);
}

/* === PORTFÓLIO === */
.portfolio {
  background: var(--off-white);
}

.portfolio__header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.portfolio__title {
  font-size: clamp(2rem, 3.5vw, 3rem);
}

.portfolio__filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--spacing-xl);
}

.filter-btn {
  font-family: var(--font-label);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--cinza-nevoa);
  background: transparent;
  color: var(--grafite);
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--grafite);
  border-color: var(--grafite);
  color: var(--off-white);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.product-card {
  background: var(--branco);
  border: 1px solid var(--bege-mineral);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.product-card:hover {
  box-shadow: 0 12px 40px rgba(59, 65, 68, 0.1);
  transform: translateY(-4px);
}

.product-card__img-wrap {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--off-white);
  overflow: hidden;
  padding: 1rem;
}

.product-card__img {
  max-height: 170px;
  width: auto;
  object-fit: contain;
  transition: transform 0.5s ease;
}

.product-card:hover .product-card__img {
  transform: scale(1.04);
}

.product-card__placeholder {
  width: 80px;
  height: 130px;
  background: linear-gradient(135deg, var(--bege-mineral), var(--cinza-nevoa));
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--grafite);
  opacity: 0.3;
}

.product-card__badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  font-family: var(--font-label);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 50px;
  background: var(--grafite);
  color: var(--off-white);
}

.product-card__badge--tech {
  background: var(--verde-salvia-dark);
}

.product-card__badge--novo {
  background: var(--prata);
}

.product-card__info {
  padding: 1rem;
}

.product-card__category {
  font-family: var(--font-label);
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--verde-salvia-dark);
  margin-bottom: 0.3rem;
}

.product-card__name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--grafite);
  line-height: 1.3;
  margin-bottom: 0.3rem;
}

.product-card__actives {
  font-size: 0.75rem;
  color: var(--prata);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card__arrow {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0.5rem 1rem 0.8rem;
  opacity: 0;
  transition: opacity 0.3s;
  font-family: var(--font-label);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--verde-salvia-dark);
  gap: 0.4rem;
}

.product-card:hover .product-card__arrow {
  opacity: 1;
}

/* === MODAL === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 28, 30, 0.6);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.modal-overlay.open {
  display: flex;
}

.modal {
  background: var(--branco);
  border-radius: var(--border-radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}

.modal__close {
  position: sticky;
  top: 0;
  right: 0;
  display: flex;
  justify-content: flex-end;
  padding: 1rem;
  background: var(--branco);
  border-bottom: 1px solid var(--bege-mineral);
  z-index: 1;
}

.modal__close-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.3rem;
  color: var(--grafite);
  opacity: 0.5;
  transition: opacity 0.2s;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.modal__close-btn:hover {
  opacity: 1;
  background: var(--off-white);
}

.modal__body {
  padding: var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  align-items: start;
}

.modal__image-wrap {
  background: var(--off-white);
  border-radius: var(--border-radius);
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal__image {
  max-height: 220px;
  width: auto;
  object-fit: contain;
}

.modal__placeholder {
  width: 90px;
  height: 140px;
  background: linear-gradient(135deg, var(--bege-mineral), var(--cinza-nevoa));
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 300;
  color: var(--grafite);
  opacity: 0.25;
}

.modal__category {
  font-family: var(--font-label);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--verde-salvia-dark);
  margin-bottom: 0.4rem;
}

.modal__name {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 400;
  color: var(--grafite);
  line-height: 1.2;
  margin-bottom: var(--spacing-xs);
}

.modal__tagline {
  font-size: 0.82rem;
  color: var(--prata);
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
  font-style: italic;
}

.modal__description {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--grafite);
  opacity: 0.7;
  margin-bottom: var(--spacing-sm);
}

.modal__actives-title {
  font-family: var(--font-label);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grafite);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.modal__actives-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: var(--spacing-sm);
}

.modal__active-tag {
  font-family: var(--font-label);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  background: var(--off-white);
  border: 1px solid var(--bege-mineral);
  border-radius: 50px;
  color: var(--grafite);
}

.modal__active-tag--highlight {
  background: rgba(168, 183, 174, 0.15);
  border-color: var(--verde-salvia);
  color: var(--verde-salvia-dark);
}

.modal__benefits {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.modal__benefit-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--grafite);
  opacity: 0.75;
}

.modal__benefit-item::before {
  content: '';
  width: 5px;
  height: 5px;
  background: var(--verde-salvia);
  border-radius: 50%;
  flex-shrink: 0;
}

/* === MANIFESTO === */
.manifesto {
  background: var(--grafite);
  color: var(--off-white);
  text-align: center;
  padding: var(--spacing-xxl) 0;
}

.manifesto__quote {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.4;
  max-width: 800px;
  margin: 0 auto var(--spacing-md);
  opacity: 0.9;
}

.manifesto__author {
  font-family: var(--font-label);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--verde-salvia);
}

.manifesto__logo {
  margin: 0 auto var(--spacing-md);
  max-width: 120px;
  opacity: 0.7;
  filter: brightness(10);
}

/* === ROTINA === */
.rotina {
  background: var(--branco);
}

.rotina__header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.rotina__title {
  font-size: clamp(2rem, 3.5vw, 3rem);
}

.rotina__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  counter-reset: step;
}

.rotina__step {
  text-align: center;
  position: relative;
}

.rotina__step::after {
  content: '';
  position: absolute;
  top: 24px;
  right: -10%;
  width: 20%;
  height: 1px;
  background: var(--bege-mineral);
}

.rotina__step:last-child::after {
  display: none;
}

.rotina__step-number {
  width: 48px;
  height: 48px;
  background: var(--verde-salvia);
  color: var(--branco);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0 auto var(--spacing-sm);
}

.rotina__step-title {
  font-family: var(--font-label);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.rotina__step-text {
  font-size: 0.85rem;
  opacity: 0.65;
  line-height: 1.6;
}

/* === CONTATO === */
.contato {
  background: var(--off-white);
}

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

.contato__info-title {
  font-size: clamp(2rem, 3vw, 2.5rem);
  margin-bottom: var(--spacing-md);
}

.contato__info-text {
  font-size: 0.92rem;
  line-height: 1.8;
  opacity: 0.65;
  margin-bottom: var(--spacing-md);
}

.contato__items {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.contato__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.88rem;
  opacity: 0.75;
}

.contato__item i {
  color: var(--verde-salvia-dark);
  width: 16px;
}

.contato__form {
  background: var(--branco);
  border: 1px solid var(--bege-mineral);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
}

.form-group {
  margin-bottom: var(--spacing-sm);
}

.form-label {
  display: block;
  font-family: var(--font-label);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
  font-weight: 500;
  color: var(--grafite);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--bege-mineral);
  border-radius: var(--border-radius);
  background: var(--off-white);
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--grafite);
  transition: border-color 0.2s;
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--verde-salvia);
}

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

/* === FOOTER === */
.footer {
  background: var(--preto);
  color: var(--off-white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer__logo {
  max-width: 120px;
  margin-bottom: var(--spacing-sm);
  filter: brightness(10);
  opacity: 0.8;
}

.footer__tagline {
  font-family: var(--font-display);
  font-size: 1rem;
  font-style: italic;
  opacity: 0.5;
  margin-bottom: var(--spacing-sm);
}

.footer__social {
  display: flex;
  gap: var(--spacing-sm);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--off-white);
  transition: var(--transition);
}

.footer__social-link:hover {
  background: var(--verde-salvia);
  border-color: var(--verde-salvia);
}

.footer__col-title {
  font-family: var(--font-label);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--off-white);
}

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

.footer__link {
  font-size: 0.85rem;
  opacity: 0.5;
  transition: opacity 0.2s;
}

.footer__link:hover {
  opacity: 1;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 0.75rem;
  opacity: 0.35;
}

/* === SCROLL TOP === */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  background: var(--grafite);
  color: var(--off-white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  z-index: 500;
  box-shadow: 0 4px 16px rgba(59, 65, 68, 0.2);
  transition: var(--transition);
}

.scroll-top:hover {
  background: var(--verde-salvia-dark);
}

.scroll-top.visible {
  display: flex;
}

/* === ANIMAÇÕES === */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

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

  .portfolio__grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .rotina__step::after {
    display: none;
  }
}

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

  .header__mobile-toggle {
    display: flex;
  }

  .hero__content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__visual {
    display: none;
  }

  .hero__eyebrow {
    justify-content: center;
  }

  .hero__subtitle {
    margin: 0 auto var(--spacing-md);
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__stats {
    justify-content: center;
  }

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

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

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

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

  .tech-highlight__grid {
    grid-template-columns: 1fr;
  }

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

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

  .footer__bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }

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

@media (max-width: 480px) {
  .portfolio__grid {
    grid-template-columns: 1fr;
  }

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

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

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

  .hero__stats {
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
  }
}