/* ===========================
   VARIABLES & RESET
=========================== */
:root {
  --primary:    #F7941D;
  --primary-dk: #D97B10;
  --navy:       #1B2A6B;
  --navy-dk:    #12215A;
  --dark:       #0F1528;
  --dark-2:     #161E38;
  --white:      #FFFFFF;
  --light-bg:   #F7F8FA;
  --text:       #3A3A4A;
  --text-light: #7A7A90;
  --border:     #E4E6F0;
  --radius:     6px;
  --transition: 0.3s ease;
  --shadow:     0 4px 24px rgba(27,42,107,0.10);
  --font-head:  'Montserrat', sans-serif;
  --font-body:  'Open Sans', sans-serif;
}

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

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

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

img { display: block; max-width: 100%; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ===========================
   TYPOGRAPHY HELPERS
=========================== */
.section-label {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-title--white { color: var(--white); }

.section-subtitle {
  font-size: 1rem;
  color: var(--text-light);
  max-width: 540px;
  line-height: 1.8;
}

/* ===========================
   LAYOUT
=========================== */
.container {
  width: min(1140px, 92%);
  margin-inline: auto;
}

section { padding: 96px 0; }

/* ===========================
   BUTTONS
=========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 14px 32px;
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  border-radius: var(--radius);
}

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

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

/* ===========================
   NAVBAR
=========================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 24px 0;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: var(--white);
  padding: 16px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.navbar.scrolled .nav-links a {
  color: var(--text);
}

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active {
  color: var(--primary);
}

.navbar.scrolled .hamburger span {
  background: var(--navy);
}

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

.nav-logo {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 8px;
  transition: background var(--transition), opacity var(--transition);
}

.nav-logo:hover { opacity: 0.85; }

.nav-logo-img {
  height: 38px;
  width: auto;
  display: block;
}

/* logo blanco: visible en navbar transparente, oculto al scrollear */
.nav-logo-white { display: block; }
.nav-logo-color { display: none; }

.navbar.scrolled .nav-logo-white { display: none; }
.navbar.scrolled .nav-logo-color { display: block; }
.navbar.scrolled .nav-logo { background: none; padding: 0; }

.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  color: rgba(255,255,255,0.85);
  transition: color var(--transition);
}

.nav-links a:hover, .nav-links a.active { color: var(--primary); }

.nav-cta {
  background: var(--primary);
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: var(--radius);
  font-weight: 800;
}
.nav-cta:hover { background: var(--primary-dk) !important; color: var(--white) !important; }

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

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

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* mobile nav */
.nav-mobile {
  display: none;
  flex-direction: column;
  background: var(--white);
  padding: 16px 0;
  gap: 0;
  border-top: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.nav-mobile a {
  font-family: var(--font-head);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text);
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition), background var(--transition);
}

.nav-mobile a:hover { color: var(--primary); background: var(--light-bg); }

/* ===========================
   HERO
=========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.55)),
    url('https://images.unsplash.com/photo-1522071820081-009f0129c71c?w=1600&q=80') center/cover no-repeat;
}

.hero-center {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 24px;
}

.hero-center h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 2.5rem;
}

.btn-hero {
  display: inline-block;
  background: var(--primary);
  color: var(--white);
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 16px 44px;
  border-radius: 50px;
  letter-spacing: 0.5px;
  transition: background var(--transition), transform var(--transition);
  border: none;
  cursor: pointer;
}

.btn-hero:hover { background: var(--primary-dk); transform: translateY(-2px); }

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.scroll-mouse {
  width: 26px;
  height: 42px;
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: 13px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-wheel {
  width: 3px;
  height: 8px;
  background: var(--white);
  border-radius: 2px;
  animation: scrollWheel 1.8s ease-in-out infinite;
}

@keyframes scrollWheel {
  0%   { opacity: 1;   transform: translateY(0); }
  100% { opacity: 0;   transform: translateY(12px); }
}

/* ===========================
   ABOUT
=========================== */
.about { background: var(--white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image-wrap {
  position: relative;
}

.about-image {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius);
  filter: grayscale(20%);
}

.about-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--primary);
  color: var(--white);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 0.8rem;
  padding: 20px 24px;
  line-height: 1.2;
  text-align: center;
  letter-spacing: 0.5px;
}

.about-badge strong { display: block; font-size: 2rem; }

.about-features {
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--dark);
}

.about-feature i { color: var(--primary); font-size: 0.85rem; }

/* ===========================
   WORK (CLIENTES)
=========================== */
.work { background: var(--light-bg); }

.work-header { text-align: center; margin-bottom: 60px; }
.work-header .section-subtitle { margin-inline: auto; }

.work-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.work-card {
  background: var(--white);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  transition: var(--transition);
  cursor: pointer;
}

.work-card:hover { background: var(--white); box-shadow: 0 0 0 2px var(--primary) inset; }

.work-logo {
  max-height: 52px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.45);
  transition: var(--transition);
}

.work-card:hover .work-logo { filter: grayscale(0%) opacity(1); }

/* logo text fallback */
.work-logo-text {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: 2px;
  color: var(--text-light);
  text-transform: uppercase;
  transition: color var(--transition);
}

.work-card:hover .work-logo-text { color: var(--navy); }

/* ===========================
   PRODUCTS
=========================== */
.products { background: var(--light-bg); }

.products-header { text-align: center; margin-bottom: 56px; }
.products-header .section-subtitle { margin-inline: auto; }

.products-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.product-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 44px;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: box-shadow 0.5s ease, border-color 0.5s ease;
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--primary);
  opacity: 0.4;
  transition: opacity 0.5s ease;
}

.product-card:hover {
  box-shadow: 0 8px 40px rgba(0,0,0,0.07);
  border-color: rgba(247,148,29,0.3);
}

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

.product-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.product-icon {
  width: 56px;
  height: 56px;
  background: rgba(247,148,29,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-icon i {
  font-size: 1.4rem;
  color: var(--primary);
}

.product-badge {
  font-family: var(--font-head);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(247,148,29,0.1);
  padding: 6px 12px;
  border-radius: 50px;
}

.product-card h3 {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
}

.product-card > p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 24px;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 36px;
  flex: 1;
}

.product-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.product-features li i {
  color: var(--primary);
  font-size: 0.75rem;
  flex-shrink: 0;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--navy);
  border-bottom: 2px solid var(--primary);
  padding-bottom: 2px;
  width: fit-content;
  transition: color var(--transition), gap var(--transition);
}

.product-link:hover { color: var(--primary); gap: 12px; }

@media (max-width: 768px) {
  .products-grid { grid-template-columns: 1fr; }
}

/* ===========================
   SERVICES
=========================== */
.services { background: var(--white); }

.services-header { text-align: center; margin-bottom: 64px; }
.services-header .section-subtitle { margin-inline: auto; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
}

.service-card {
  background: var(--white);
  padding: 48px 40px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 3px;
  background: var(--primary);
  transition: width 0.4s ease;
}

.service-card:hover::after { width: 100%; }

.service-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245,166,35,0.1);
  border-radius: var(--radius);
  margin-bottom: 24px;
  transition: var(--transition);
}

.service-icon i {
  font-size: 1.3rem;
  color: var(--primary);
}

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

.service-card h3 {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 1rem;
  letter-spacing: 0.3px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.8;
}

/* ===========================
   TESTIMONIALS
=========================== */
.testimonials { background: var(--light-bg); overflow: hidden; }

.testimonials-header { text-align: center; margin-bottom: 64px; }

.slider-wrap { position: relative; overflow: hidden; }

.slider-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide {
  min-width: 100%;
  padding: 0 10%;
  text-align: center;
}

.slide-inner {
  background: var(--white);
  border-radius: var(--radius);
  padding: 56px 64px;
  border: 1px solid var(--border);
  position: relative;
}

.slide-quote {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--text);
  font-style: italic;
  line-height: 1.9;
  margin-bottom: 2rem;
  position: relative;
}

.slide-quote::before {
  content: '\201C';
  font-family: var(--font-head);
  font-size: 6rem;
  color: var(--primary);
  opacity: 0.2;
  position: absolute;
  top: -2.5rem;
  left: -1rem;
  line-height: 1;
}

.slide-divider {
  width: 32px;
  height: 2px;
  background: var(--primary);
  margin: 0 auto 1.5rem;
}

.slide-author {
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--navy);
}

.slide-role {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: 4px;
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 36px;
}

.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  padding: 0;
}

.dot.active { background: var(--primary); transform: scale(1.3); }

/* ===========================
   MISSION & VISION
=========================== */
.mission { background: var(--light-bg); }

.mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.mission-cards {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mission-card {
  background: var(--white);
  padding: 40px;
  display: flex;
  gap: 24px;
  border-left: 3px solid transparent;
  transition: border-color var(--transition);
}

.mission-card:hover { border-left-color: var(--primary); }

.mission-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: rgba(245,166,35,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.mission-icon i { color: var(--primary); font-size: 1.1rem; }

.mission-card h3 {
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 0.6rem;
}

.mission-card p { font-size: 0.9rem; color: var(--text-light); line-height: 1.8; }

.mission-image-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.mission-image {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}

.mission-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(17,17,17,0.6) 0%, transparent 60%);
}

/* ===========================
   CONTACT
=========================== */
.contact { background: var(--white); }

.contact-header { margin-bottom: 64px; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

.contact-info-items {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-top: 2rem;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  background: rgba(245,166,35,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-item-icon i { color: var(--primary); font-size: 1rem; }

.contact-item h4 {
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 4px;
}

.contact-item p, .contact-item a {
  font-size: 0.92rem;
  color: var(--dark);
  font-weight: 600;
  transition: color var(--transition);
}

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

/* form */
.contact-form { display: flex; flex-direction: column; gap: 16px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-family: var(--font-head);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-light);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--dark);
  background: var(--light-bg);
  transition: border-color var(--transition), background var(--transition);
  outline: none;
  resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  background: var(--white);
}

.form-group textarea { min-height: 140px; }

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 4px;
}

.form-check input[type="checkbox"] {
  width: 16px; height: 16px;
  accent-color: var(--primary);
  margin-top: 3px;
  flex-shrink: 0;
}

.form-check label {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.6;
}

.form-check label a { color: var(--primary); text-decoration: underline; }

/* ===========================
   FOOTER
=========================== */
.footer { background: #0D0D0D; padding: 72px 0 0; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.8;
  margin: 1.2rem 0 1.8rem;
  max-width: 300px;
}

.footer-logo {
  height: 48px;
  width: auto;
  display: block;
  margin-bottom: 1.4rem;
}

.social-links { display: flex; gap: 12px; }

.social-link {
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.4);
  font-size: 0.85rem;
  transition: var(--transition);
}

.social-link:hover { border-color: var(--primary); color: var(--primary); }

.footer-col h4 {
  font-family: var(--font-head);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.5rem;
}

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

.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.4);
  transition: color var(--transition);
}

.footer-col ul li a:hover { color: var(--primary); }

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

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.25);
}

.footer-bottom a { color: var(--primary); }

/* ===========================
   DIVIDER ACCENT
=========================== */
.divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 1.5rem;
}

.divider-line {
  width: 40px;
  height: 2px;
  background: var(--primary);
}

/* ===========================
   SCROLL ANIMATIONS
=========================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

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

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

/* ===========================
   WHATSAPP FLOAT
=========================== */
.whatsapp-float {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 52px;
  height: 52px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.4rem;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  z-index: 999;
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.55);
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1024px) {
  section { padding: 72px 0; }
  .about-grid, .mission-grid, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-image-wrap { max-width: 560px; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .work-grid { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .work-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .slide { padding: 0 5%; }
  .hero h1 { font-size: 2.2rem; }
}

@media (max-width: 480px) {
  .work-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .whatsapp-float { bottom: 20px; right: 20px; }
}