/* ============================================
   QUALITAL — Design System
   Brand Colors: Green #23a455 / Orange #dd9933
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

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

/* --- Design Tokens --- */
:root {
  /* Brand Colors */
  --green: #23a455;
  --green-dark: #1a7e40;
  --green-light: #2ecc71;
  --green-glow: rgba(35, 164, 85, 0.25);
  --orange: #dd9933;
  --orange-dark: #c47f1f;
  --orange-light: #e8ad4c;
  --orange-glow: rgba(221, 153, 51, 0.25);

  /* Neutrals */
  --charcoal: #0f1419;
  --dark: #1a1f25;
  --dark-2: #242a32;
  --dark-3: #2e353e;
  --gray-700: #3d4551;
  --gray-600: #556270;
  --gray-500: #6b7a8d;
  --gray-400: #8fa0b0;
  --gray-300: #b0bec5;
  --gray-200: #d4dce4;
  --gray-100: #ecf0f4;
  --off-white: #f5f7fa;
  --white: #ffffff;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-bg-light: rgba(255, 255, 255, 0.85);
  --glass-border-light: rgba(255, 255, 255, 0.6);

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

  /* Font Sizes (fluid) */
  --fs-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.875rem);
  --fs-sm: clamp(0.875rem, 0.8rem + 0.3vw, 1rem);
  --fs-base: clamp(1rem, 0.9rem + 0.4vw, 1.125rem);
  --fs-lg: clamp(1.125rem, 1rem + 0.5vw, 1.35rem);
  --fs-xl: clamp(1.25rem, 1rem + 1vw, 1.75rem);
  --fs-2xl: clamp(1.75rem, 1.4rem + 1.5vw, 2.5rem);
  --fs-3xl: clamp(2.25rem, 1.5rem + 3vw, 3.5rem);
  --fs-4xl: clamp(2.75rem, 1.8rem + 4vw, 4.5rem);
  --fs-hero: clamp(3rem, 2rem + 5vw, 5.5rem);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Layout */
  --max-width: 1280px;
  --max-width-narrow: 900px;
  --nav-height: 80px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --transition-fast: 0.2s var(--ease-out);
  --transition-medium: 0.4s var(--ease-out);
  --transition-slow: 0.6s var(--ease-out);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);
  --shadow-xl: 0 16px 60px rgba(0,0,0,0.2);
  --shadow-green: 0 4px 30px rgba(35, 164, 85, 0.3);
  --shadow-orange: 0 4px 30px rgba(221, 153, 51, 0.3);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 50%;
}

/* --- Base --- */
html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.7;
  color: var(--gray-700);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

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

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding: var(--space-5xl) 0;
}

.section--dark {
  background-color: var(--charcoal);
  color: var(--gray-300);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--white);
}

.section--gray {
  background-color: var(--off-white);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--green);
  margin-bottom: var(--space-md);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 2px;
  background: var(--green);
}

.section-title {
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-lg);
}

.section-subtitle {
  font-size: var(--fs-lg);
  color: var(--gray-500);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.8;
}

.text-green { color: var(--green); }
.text-orange { color: var(--orange); }
.text-gradient {
  background: linear-gradient(135deg, var(--green), var(--green-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.5px;
  border-radius: var(--radius-xl);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

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

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

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

.btn--secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

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

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

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

.btn--outline:hover {
  background: var(--green);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-green);
}

.btn--lg {
  padding: 18px 42px;
  font-size: var(--fs-base);
}

.btn-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
  transform: translateX(3px);
}

/* ============================
   NAVBAR
   ============================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: all var(--transition-medium);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
  height: 70px;
}

.navbar.scrolled .navbar__logo-text {
  color: var(--charcoal);
}

.navbar.scrolled .navbar__link {
  color: var(--gray-700);
}

.navbar.scrolled .navbar__link:hover,
.navbar.scrolled .navbar__link.active {
  color: var(--green);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  z-index: 1001;
}

.navbar__logo-img {
  height: 50px;
  width: auto;
  transition: height var(--transition-medium);
}

.navbar.scrolled .navbar__logo-img {
  height: 42px;
}

.navbar__logo-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 1px;
  transition: color var(--transition-medium);
}

.navbar__logo-text span {
  color: var(--orange);
}

.navbar__menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.navbar__link {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--green);
  transition: width var(--transition-medium);
}

.navbar__link:hover,
.navbar__link.active {
  color: var(--white);
}

.navbar.scrolled .navbar__link:hover::after,
.navbar.scrolled .navbar__link.active::after,
.navbar__link:hover::after,
.navbar__link.active::after {
  width: 100%;
}

.navbar__cta {
  margin-left: var(--space-sm);
}

.navbar__lang-selector {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.4);
  margin-left: var(--space-md);
}

.navbar.scrolled .navbar__lang-selector {
  color: var(--gray-400);
}

.navbar__lang-btn {
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.navbar__lang-btn:hover,
.navbar__lang-btn.active {
  color: var(--white);
}

.navbar.scrolled .navbar__lang-btn {
  color: var(--gray-500);
}

.navbar.scrolled .navbar__lang-btn:hover,
.navbar.scrolled .navbar__lang-btn.active {
  color: var(--green);
}

.navbar__phone {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--orange);
}

.navbar__phone svg {
  width: 16px;
  height: 16px;
}

/* Mobile Menu Toggle */
.navbar__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
  gap: 6px;
}

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

.navbar.scrolled .navbar__toggle span {
  background: var(--charcoal);
}

.navbar__toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

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

.navbar__toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* ============================
   HERO SECTION
   ============================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--charcoal);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  transform: scale(1.05);
  animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
  from { transform: scale(1.05); }
  to   { transform: scale(1.12); }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    135deg,
    rgba(15, 20, 25, 0.85) 0%,
    rgba(15, 20, 25, 0.6) 40%,
    rgba(35, 164, 85, 0.15) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 3;
  max-width: 750px;
  padding-top: var(--nav-height);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 8px 20px;
  background: rgba(35, 164, 85, 0.15);
  border: 1px solid rgba(35, 164, 85, 0.3);
  border-radius: var(--radius-xl);
  font-family: var(--font-heading);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--green-light);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-xl);
  backdrop-filter: blur(10px);
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: var(--radius-full);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero__title {
  font-size: var(--fs-hero);
  color: var(--white);
  line-height: 1.05;
  margin-bottom: var(--space-xl);
  font-weight: 800;
}

.hero__title-accent {
  color: var(--orange);
  display: block;
}

.hero__description {
  font-size: var(--fs-lg);
  color: rgba(255, 255, 255, 0.7);
  max-width: 560px;
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--fs-xs);
  font-family: var(--font-heading);
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: float 3s ease-in-out infinite;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--orange), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.01% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================
   STATS / COUNTER SECTION
   ============================ */
.stats {
  padding: var(--space-4xl) 0;
  background: var(--white);
  position: relative;
}

.stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--green), var(--orange), transparent);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.stat {
  text-align: center;
  padding: var(--space-xl);
  position: relative;
}

.stat:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--gray-200);
}

.stat__number {
  font-family: var(--font-heading);
  font-size: var(--fs-4xl);
  font-weight: 800;
  color: var(--green);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat__number span {
  color: var(--orange);
}

.stat__label {
  font-size: var(--fs-sm);
  color: var(--gray-500);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ============================
   SERVICES SECTION
   ============================ */
.services {
  background: var(--charcoal);
  padding: var(--space-5xl) 0;
}

.services .section-label { color: var(--orange); }
.services .section-label::before { background: var(--orange); }

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

.service-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
  transition: all var(--transition-medium);
  cursor: pointer;
  group: service;
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(35, 164, 85, 0.3);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px var(--green-glow);
}

.service-card__image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.service-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover .service-card__image img {
  transform: scale(1.08);
}

.service-card__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(15, 20, 25, 0.9));
}

.service-card__content {
  padding: var(--space-xl) var(--space-lg);
}

.service-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(35, 164, 85, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  transition: background var(--transition-fast);
}

.service-card:hover .service-card__icon {
  background: var(--green);
}

.service-card__icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--green);
  fill: none;
  stroke-width: 1.5;
  transition: stroke var(--transition-fast);
}

.service-card:hover .service-card__icon svg {
  stroke: var(--white);
}

.service-card__title {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  color: var(--white);
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

.service-card__text {
  font-size: var(--fs-sm);
  color: var(--gray-400);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--green);
  transition: all var(--transition-fast);
}

.service-card__link svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-card__link {
  color: var(--orange);
}

.service-card:hover .service-card__link svg {
  transform: translateX(4px);
}

/* ============================
   ABOUT SECTION
   ============================ */
.about {
  padding: var(--space-5xl) 0;
  overflow: hidden;
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.about__image-wrapper {
  position: relative;
}

.about__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about__image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.about__image-accent {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 200px;
  height: 200px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--white);
  z-index: 2;
  box-shadow: var(--shadow-green);
}

.about__image-accent-number {
  font-family: var(--font-heading);
  font-size: var(--fs-4xl);
  font-weight: 800;
  line-height: 1;
}

.about__image-accent-text {
  font-size: var(--fs-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.9;
}

.about__content {
  padding-left: var(--space-xl);
}

.about__text {
  font-size: var(--fs-base);
  color: var(--gray-600);
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.about__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  margin: var(--space-2xl) 0;
}

.about__feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
}

.about__feature-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: var(--radius-md);
  background: rgba(35, 164, 85, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about__feature-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--green);
  fill: none;
  stroke-width: 1.5;
}

.about__feature-title {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 2px;
}

.about__feature-text {
  font-size: var(--fs-xs);
  color: var(--gray-500);
}

/* ============================
   PROJECTS / GALLERY
   ============================ */
.projects {
  padding: var(--space-5xl) 0;
  background: var(--off-white);
}

.projects__filters {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-3xl);
  flex-wrap: wrap;
}

.projects__filter {
  padding: 10px 24px;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--gray-500);
  background: transparent;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.projects__filter:hover {
  border-color: var(--green);
  color: var(--green);
}

.projects__filter.active {
  background: var(--green);
  border-color: var(--green);
  color: var(--white);
}

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

.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
}

.project-card:nth-child(1) {
  grid-column: span 2;
  grid-row: span 2;
  aspect-ratio: auto;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover img {
  transform: scale(1.06);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 20, 25, 0.85), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-medium);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-xl);
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: var(--green);
  color: var(--white);
  font-size: var(--fs-xs);
  font-weight: 600;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-sm);
  width: fit-content;
}

.project-card__title {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  color: var(--white);
  font-weight: 600;
}

.project-card__location {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.7);
}

/* ============================
   BRANDS SECTION
   ============================ */
.brands {
  padding: var(--space-4xl) 0;
  overflow: hidden;
}

.brands__track {
  display: flex;
  align-items: center;
  gap: var(--space-4xl);
  animation: scroll 25s linear infinite;
  width: max-content;
}

.brands__track:hover {
  animation-play-state: paused;
}

.brands__item {
  flex-shrink: 0;
  height: 50px;
  opacity: 0.4;
  filter: grayscale(100%);
  transition: all var(--transition-medium);
}

.brands__item:hover {
  opacity: 1;
  filter: grayscale(0%);
}

.brands__item img {
  height: 100%;
  width: auto;
  object-fit: contain;
}

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

/* ============================
   CTA SECTION
   ============================ */
.cta-section {
  position: relative;
  padding: var(--space-5xl) 0;
  background: linear-gradient(135deg, var(--green-dark) 0%, var(--green) 50%, #1d8f4a 100%);
  overflow: hidden;
  text-align: center;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--orange-glow), transparent);
  border-radius: var(--radius-full);
}

.cta-section__title {
  font-size: var(--fs-3xl);
  color: var(--white);
  margin-bottom: var(--space-md);
  position: relative;
}

.cta-section__text {
  font-size: var(--fs-lg);
  color: rgba(255, 255, 255, 0.8);
  max-width: 560px;
  margin: 0 auto var(--space-2xl);
  position: relative;
}

.cta-section .btn {
  position: relative;
}

/* ============================
   CONTACT SECTION
   ============================ */
.contact {
  padding: var(--space-5xl) 0;
  background: var(--white);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
}

.contact__form-wrapper {
  padding-right: var(--space-xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  color: var(--charcoal);
  background: var(--off-white);
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  outline: none;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--green);
  background: var(--white);
  box-shadow: 0 0 0 4px var(--green-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--gray-400);
}

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

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

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact__info-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  background: var(--off-white);
  transition: all var(--transition-fast);
}

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

.contact__info-icon {
  width: 52px;
  height: 52px;
  min-width: 52px;
  border-radius: var(--radius-md);
  background: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact__info-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--white);
  fill: none;
  stroke-width: 1.5;
}

.contact__info-title {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 4px;
}

.contact__info-text {
  font-size: var(--fs-sm);
  color: var(--gray-500);
  line-height: 1.6;
}

.contact__info-text a {
  color: var(--green);
  font-weight: 500;
}

.contact__info-text a:hover {
  color: var(--green-dark);
}

.contact__map {
  margin-top: var(--space-xl);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 250px;
  box-shadow: var(--shadow-md);
}

.contact__map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ============================
   FOOTER
   ============================ */
.footer {
  background: var(--charcoal);
  color: var(--gray-400);
  padding-top: var(--space-4xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid var(--dark-3);
}

.footer__logo-img {
  height: 50px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.95;
  transition: opacity var(--transition-fast);
}

.footer__logo-img:hover {
  opacity: 1;
}

.footer__brand-text {
  font-size: var(--fs-sm);
  color: var(--gray-500);
  margin-top: var(--space-lg);
  max-width: 320px;
  line-height: 1.7;
}

.footer__title {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-lg);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__link {
  font-size: var(--fs-sm);
  color: var(--gray-500);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.footer__link:hover {
  color: var(--green);
  transform: translateX(4px);
}

.footer__schedule {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__schedule-item {
  font-size: var(--fs-sm);
}

.footer__schedule-day {
  color: var(--gray-300);
  font-weight: 500;
}

.footer__schedule-hours {
  color: var(--gray-500);
}

.footer__social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.footer__social-link {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--dark-2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background: var(--green);
  transform: translateY(-3px);
}

.footer__social-link svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: var(--gray-400);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke var(--transition-fast);
}

.footer__social-link:hover svg {
  stroke: var(--white);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-xl) 0;
  font-size: var(--fs-xs);
  color: var(--gray-600);
}

.footer__bottom a {
  color: var(--gray-500);
  transition: color var(--transition-fast);
}

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

/* ============================
   WHATSAPP BUTTON
   ============================ */
.whatsapp-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-btn svg {
  width: 30px;
  height: 30px;
  fill: var(--white);
}

.whatsapp-btn__pulse {
  position: absolute;
  inset: -6px;
  border-radius: var(--radius-full);
  border: 2px solid #25D366;
  animation: whatsappPulse 2s ease-out infinite;
}

@keyframes whatsappPulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* ============================
   SCROLL REVEAL ANIMATIONS
   ============================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }

/* ============================
   RESPONSIVE
   ============================ */

/* Tablet */
@media (max-width: 1024px) {
  :root {
    --nav-height: 70px;
  }

  .navbar__menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    height: 100vh;
    background: var(--charcoal);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: var(--space-3xl);
    gap: var(--space-xl);
    transition: right var(--transition-medium);
    box-shadow: var(--shadow-xl);
  }

  .navbar__menu.open {
    right: 0;
  }

  .navbar__menu .navbar__link {
    font-size: var(--fs-lg);
    color: var(--gray-300);
  }

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

  .navbar__menu .navbar__cta {
    margin-left: 0;
    margin-top: var(--space-lg);
  }

  .navbar__menu .navbar__lang-selector {
    margin-left: 0;
    margin-top: var(--space-md);
    color: rgba(255, 255, 255, 0.4);
  }

  .navbar__menu .navbar__lang-btn {
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--fs-base);
  }

  .navbar__menu .navbar__lang-btn:hover,
  .navbar__menu .navbar__lang-btn.active {
    color: var(--green);
  }

  .navbar__toggle {
    display: flex;
  }

  .navbar__phone {
    display: none;
  }

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

  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
  }

  .about__content {
    padding-left: 0;
  }

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

  .project-card:nth-child(1) {
    grid-column: span 2;
    grid-row: span 1;
    aspect-ratio: 16/9;
  }

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

  .contact__form-wrapper {
    padding-right: 0;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }

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

  .stat:nth-child(2)::after {
    display: none;
  }
}

/* Mobile */
@media (max-width: 640px) {
  .container {
    padding: 0 var(--space-lg);
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__actions .btn {
    text-align: center;
  }

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

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

  .project-card:nth-child(1) {
    grid-column: span 1;
    aspect-ratio: 4/3;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .stat:not(:last-child)::after {
    display: none;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .about__image-accent {
    width: 140px;
    height: 140px;
    bottom: -10px;
    right: -10px;
  }

  .hero__scroll {
    display: none;
  }
}