/* ============================================
   Ice Pack — Produtos em Plástico Personalizados
   ============================================ */

:root {
  --color-primary: #1a3a8f;
  --color-primary-dark: #0f2460;
  --color-primary-light: #e8edfb;
  --color-accent: #f5a623;
  --color-accent-dark: #d48c10;
  --color-text: #1a1a2e;
  --color-text-light: #5a6178;
  --color-bg: #ffffff;
  --color-bg-alt: #f6f7fb;
  --color-bg-dark: #0f1629;
  --color-border: #e0e4ee;
  --color-success: #22c55e;
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --container-max: 1200px;
  --radius: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
  --transition: 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

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

/* ============ Nav ============ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}
.nav--scrolled { box-shadow: var(--shadow); }
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--color-primary);
}
.nav__logo-img { height: 44px; width: auto; }
.nav__menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__link {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-light);
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}
.nav__link:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.nav__link--cta {
  background: var(--color-primary);
  color: #fff !important;
  font-weight: 600;
  margin-left: 8px;
}
.nav__link--cta:hover { background: var(--color-primary-dark); }
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav__toggle-bar {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============ Hero ============ */
.hero {
  padding: 140px 0 100px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #2451c4 50%, #1a3a8f 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,166,35,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  border-radius: 50%;
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero__content { max-width: 560px; }
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
  text-transform: uppercase;
}
.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: 20px;
}
.hero__title em {
  font-style: normal;
  color: var(--color-accent);
}
.hero__subtitle {
  font-size: 1.15rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px;
}
.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero__visual-placeholder {
  width: 100%;
  max-width: 480px;
  aspect-ratio: 4/3;
  background: rgba(255,255,255,0.08);
  border: 2px dashed rgba(255,255,255,0.2);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.4);
  text-align: center;
  padding: 24px;
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
}
.btn--primary {
  background: var(--color-accent);
  color: var(--color-text);
}
.btn--primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(245,166,35,0.35);
}
.btn--outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.3);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.5);
}
.btn--dark {
  background: var(--color-primary);
  color: #fff;
}
.btn--dark:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(26,58,143,0.3);
}
.btn--lg { padding: 16px 36px; font-size: 1.05rem; }
.btn__icon { width: 18px; height: 18px; }

/* ============ Trust Strip ============ */
.trust-strip {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: 24px 0;
}
.trust-strip__inner {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
}
.trust-strip__item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-light);
}
.trust-strip__icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.trust-strip__icon svg { width: 20px; height: 20px; color: var(--color-primary); }

/* ============ Sections ============ */
.section { padding: 96px 0; }
.section--alt { background: var(--color-bg-alt); }
.section--dark {
  background: var(--color-bg-dark);
  color: #fff;
}
.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}
.section__eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.section--dark .section__eyebrow { color: var(--color-accent); }
.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}
.section__subtitle {
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 1.7;
}
.section--dark .section__subtitle { color: rgba(255,255,255,0.65); }

/* ============ Value Props ============ */
.values__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.value-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
}
.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}
.value-card__icon {
  width: 56px;
  height: 56px;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.value-card__icon svg { width: 28px; height: 28px; color: var(--color-primary); }
.value-card__title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.value-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ============ Products ============ */
.products__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.product-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.product-card__image {
  width: 100%;
  height: 180px;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-border);
}
.product-card__image svg { width: 64px; height: 64px; opacity: 0.6; }
.product-card__body { padding: 24px; }
.product-card__name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.product-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 16px;
}
.product-card__link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}
.product-card__link:hover { gap: 10px; }

/* ============ Digital Printing ============ */
.printing { position: relative; }
.printing__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.printing__content { max-width: 520px; }
.printing__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
}
.printing__desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
  margin-bottom: 32px;
}
.printing__features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
}
.printing__feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
}
.printing__feature-icon {
  width: 32px;
  height: 32px;
  background: rgba(245,166,35,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.printing__feature-icon svg { width: 16px; height: 16px; color: var(--color-accent); }
.printing__visual {
  display: flex;
  justify-content: center;
}
.printing__visual-placeholder {
  width: 100%;
  max-width: 440px;
  aspect-ratio: 1;
  background: rgba(255,255,255,0.05);
  border: 2px dashed rgba(255,255,255,0.15);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.3);
  padding: 24px;
  text-align: center;
}

/* ============ About ============ */
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about__visual-placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--color-primary-light);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 0.9rem;
  padding: 24px;
  text-align: center;
}
.about__content {}
.about__eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.about__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
}
.about__desc {
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 32px;
}
.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.about__stat { text-align: center; }
.about__stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}
.about__stat-label {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-top: 4px;
}

/* ============ Blog ============ */
.blog__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.blog-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.blog-card__image {
  width: 100%;
  height: 160px;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-bg-alt));
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--color-border);
}
.blog-card__image svg { width: 48px; height: 48px; opacity: 0.5; }
.blog-card__body { padding: 24px; }
.blog-card__date {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-bottom: 8px;
}
.blog-card__title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 10px;
}
.blog-card__excerpt {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============ Contact ============ */
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.contact__info {}
.contact__info-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 24px;
}
.contact__info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact__info-item {
  display: flex;
  gap: 14px;
}
.contact__info-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-light);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact__info-icon svg { width: 20px; height: 20px; color: var(--color-primary); }
.contact__info-label {
  font-size: 0.8rem;
  color: var(--color-text-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}
.contact__info-value {
  font-size: 0.95rem;
  font-weight: 500;
}
.contact__form {}
.contact__form-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 24px;
}
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form__group { margin-bottom: 16px; }
.form__label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}
.form__input,
.form__textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 0.95rem;
  font-family: var(--font-body);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}
.form__textarea { resize: vertical; min-height: 120px; }

/* ============ CTA Banner ============ */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, #2451c4 100%);
  padding: 80px 0;
  text-align: center;
  color: #fff;
}
.cta-banner__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 16px;
}
.cta-banner__desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  margin: 0 auto 32px;
}

/* ============ Footer ============ */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 32px;
}
.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__brand {}
.footer__logo {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}
.footer__desc {
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 320px;
}
.footer__col-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #fff;
  margin-bottom: 20px;
}
.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer__link {
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer__link:hover { color: var(--color-accent); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}
.footer__social {
  display: flex;
  gap: 12px;
}
.footer__social-link {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.footer__social-link:hover { background: var(--color-primary); }
.footer__social-link svg { width: 18px; height: 18px; color: #fff; }

/* ============ WhatsApp Float ============ */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 99;
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.1); }
.whatsapp-float svg { width: 28px; height: 28px; fill: #fff; }
.whatsapp-float--shifted { bottom: 90px; }

/* ============ Chat Widget ============ */
.chat-toggle {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 1000;
  width: 56px;
  height: 56px;
  background: var(--color-primary);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(26,58,143,0.4);
  transition: transform var(--transition), background var(--transition);
}
.chat-toggle:hover { transform: scale(1.1); background: var(--color-primary-dark); }
.chat-toggle svg { width: 26px; height: 26px; fill: #fff; }
.chat-toggle__badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 18px;
  height: 18px;
  background: var(--color-accent);
  border-radius: 50%;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  display: none;
  align-items: center;
  justify-content: center;
}

.chat-window {
  position: fixed;
  bottom: 90px;
  left: 24px;
  z-index: 1001;
  width: 380px;
  max-width: calc(100vw - 48px);
  height: 520px;
  max-height: calc(100vh - 120px);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 48px rgba(0,0,0,0.18);
  display: none;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--color-border);
}
.chat-window--open { display: flex; }

.chat-header {
  background: var(--color-primary);
  color: #fff;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.chat-header__avatar {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.chat-header__info { flex: 1; }
.chat-header__name { font-weight: 700; font-size: 0.95rem; }
.chat-header__status {
  font-size: 0.75rem;
  opacity: 0.8;
  display: flex;
  align-items: center;
  gap: 4px;
}
.chat-header__status-dot {
  width: 6px;
  height: 6px;
  background: #22c55e;
  border-radius: 50%;
  display: inline-block;
}
.chat-header__close {
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 4px;
  opacity: 0.8;
  transition: opacity var(--transition);
}
.chat-header__close:hover { opacity: 1; }
.chat-header__close svg { width: 20px; height: 20px; }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.chat-msg {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.88rem;
  line-height: 1.5;
  word-wrap: break-word;
}
.chat-msg--bot {
  align-self: flex-start;
  background: var(--color-bg-alt);
  color: var(--color-text);
  border-bottom-left-radius: 4px;
}
.chat-msg--user {
  align-self: flex-end;
  background: var(--color-primary);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.chat-msg--typing {
  align-self: flex-start;
  background: var(--color-bg-alt);
  padding: 12px 18px;
  border-bottom-left-radius: 4px;
}
.chat-typing-dots {
  display: flex;
  gap: 4px;
}
.chat-typing-dots span {
  width: 7px;
  height: 7px;
  background: var(--color-text-light);
  border-radius: 50%;
  animation: chatBounce 1.4s infinite ease-in-out both;
}
.chat-typing-dots span:nth-child(1) { animation-delay: 0s; }
.chat-typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes chatBounce {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}

.chat-input-area {
  border-top: 1px solid var(--color-border);
  padding: 12px 16px;
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.chat-input {
  flex: 1;
  border: 1px solid var(--color-border);
  border-radius: 24px;
  padding: 10px 16px;
  font-size: 0.88rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition);
  background: var(--color-bg);
  color: var(--color-text);
}
.chat-input:focus { border-color: var(--color-primary); }
.chat-input::placeholder { color: var(--color-text-light); }
.chat-send {
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background var(--transition);
}
.chat-send:hover { background: var(--color-primary-dark); }
.chat-send:disabled { opacity: 0.5; cursor: not-allowed; }
.chat-send svg { width: 18px; height: 18px; fill: #fff; }

/* ============ Responsive ============ */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; gap: 40px; }
  .hero__visual { display: none; }
  .values__grid { grid-template-columns: repeat(2, 1fr); }
  .printing__inner { grid-template-columns: 1fr; gap: 40px; }
  .printing__visual { display: none; }
  .about__inner { grid-template-columns: 1fr; gap: 40px; }
  .about__visual-placeholder { display: none; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav__menu { display: none; }
  .nav__menu--open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 24px;
    box-shadow: var(--shadow-lg);
  }
  .nav__toggle { display: flex; }
  .nav__link--cta { margin-left: 0; text-align: center; }
  .hero { padding: 120px 0 64px; }
  .hero__title { font-size: clamp(1.8rem, 6vw, 2.8rem); }
  .section { padding: 64px 0; }
  .values__grid { grid-template-columns: 1fr; }
  .products__grid { grid-template-columns: 1fr; }
  .blog__grid { grid-template-columns: 1fr; }
  .contact__inner { grid-template-columns: 1fr; gap: 40px; }
  .form__row { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; gap: 16px; text-align: center; }
  .about__stats { grid-template-columns: repeat(3, 1fr); gap: 16px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .trust-strip__inner { gap: 24px; }
}