/* ============================================
   CONSTRUCTORA FIPEC SRL
   Premium Industrial Design System
   ============================================
   
   Color Palette:
   - Graphite/Charcoal base for authority
   - Warm off-white for elegance
   - Industrial amber accent for energy
   - Concrete gray tones for texture
   
   Typography:
   - Space Grotesk: Headings (technical, geometric)
   - Inter: Body text (clean, legible)
   
   ============================================ */

/* ============================================
   1. DESIGN TOKENS / CUSTOM PROPERTIES
   ============================================ */
:root {
  /* Color System */
  --c-black: #0a0a0a;
  --c-charcoal: #1a1a1a;
  --c-graphite: #2d2d2d;
  --c-dark-gray: #3a3a3a;
  --c-mid-gray: #6b6b6b;
  --c-concrete: #8a8a8a;
  --c-light-gray: #b8b8b8;
  --c-silver: #d4d4d4;
  --c-off-white: #f0ede8;
  --c-warm-white: #f8f6f2;
  --c-white: #ffffff;

  /* Accent Colors */
  --c-accent: #c9a84c;
  --c-accent-light: #dfc06a;
  --c-accent-dark: #a88a35;
  --c-accent-glow: rgba(201, 168, 76, 0.15);
  --c-accent-subtle: rgba(201, 168, 76, 0.08);

  /* Semantic Colors */
  --c-success: #2d8a4e;
  --c-error: #c44040;
  --c-warning: #c9a84c;

  /* Typography */
  --f-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --f-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Type Scale */
  --fs-display: clamp(2.4rem, 4.2vw, 4rem);
  --fs-h1: clamp(2.4rem, 5vw, 4.5rem);
  --fs-h2: clamp(2rem, 3.5vw, 3.2rem);
  --fs-h3: clamp(1.25rem, 2vw, 1.75rem);
  --fs-h4: clamp(1.1rem, 1.5vw, 1.35rem);
  --fs-body: 1rem;
  --fs-body-lg: 1.125rem;
  --fs-small: 0.875rem;
  --fs-label: 0.75rem;
  --fs-micro: 0.6875rem;

  /* Line Heights */
  --lh-tight: 1.05;
  --lh-heading: 1.15;
  --lh-normal: 1.6;
  --lh-relaxed: 1.8;

  /* Letter Spacing */
  --ls-tight: -0.03em;
  --ls-normal: 0;
  --ls-wide: 0.08em;
  --ls-ultra: 0.15em;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;
  --space-section: clamp(5rem, 10vw, 10rem);

  /* Container */
  --container-max: 1320px;
  --container-padding: clamp(1.25rem, 4vw, 3rem);

  /* Borders & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --border-thin: 1px solid rgba(255,255,255,0.08);
  --border-thin-dark: 1px solid rgba(0,0,0,0.08);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 64px rgba(0,0,0,0.16);
  --shadow-card: 0 4px 32px rgba(0,0,0,0.06);
  --shadow-card-hover: 0 12px 48px rgba(0,0,0,0.12);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);

  /* Z-Index Scale */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-preloader: 500;
  --z-whatsapp: 350;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body {
  font-family: var(--f-body);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  color: var(--c-graphite);
  background-color: var(--c-warm-white);
  overflow-x: hidden;
  max-width: 100vw;
}

body.no-scroll {
  overflow: hidden;
}

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

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

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

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

::selection {
  background: var(--c-accent);
  color: var(--c-white);
}

/* Focus styles */
:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
}

/* ============================================
   3. UTILITY CLASSES
   ============================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.text-accent {
  color: var(--c-accent);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* Section Label */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--f-heading);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--ls-ultra);
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: var(--space-lg);
}

.section-label--light {
  color: var(--c-accent-light);
}

.section-label__line {
  display: block;
  width: 32px;
  height: 1px;
  background: var(--c-accent);
}

/* Section Title */
.section-title {
  font-family: var(--f-heading);
  font-size: var(--fs-h2);
  font-weight: 700;
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-tight);
  color: var(--c-charcoal);
  margin-bottom: var(--space-lg);
}

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

/* Section Subtitle */
.section-subtitle {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-relaxed);
  color: var(--c-mid-gray);
  max-width: 620px;
}

.section-subtitle--light {
  color: rgba(255,255,255,0.65);
}

/* Section Header Center */
.section-header--center {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.section-header--center .section-label {
  justify-content: center;
}

.section-header--center .section-subtitle {
  margin: 0 auto;
}

/* ============================================
   4. BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 24px;
  font-family: var(--f-heading);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn--primary {
  background: var(--c-accent);
  color: var(--c-charcoal);
  border: 1px solid var(--c-accent);
}

.btn--primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s ease;
}

.btn--primary:hover {
  background: var(--c-accent-light);
  border-color: var(--c-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 168, 76, 0.3);
}

.btn--primary:hover::before {
  left: 100%;
}

.btn--outline {
  background: transparent;
  color: var(--c-white);
  border: 1px solid rgba(255,255,255,0.35);
}

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

.btn--outline-light {
  background: transparent;
  color: var(--c-white);
  border: 1px solid rgba(255,255,255,0.3);
}

.btn--outline-light:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--c-white);
  padding: 14px 24px;
}

.btn--ghost:hover {
  color: var(--c-accent-light);
}

.btn--large {
  padding: 18px 40px;
  font-size: var(--fs-body);
}

.btn--full {
  width: 100%;
  justify-content: center;
}

.btn svg {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.btn:hover svg {
  transform: translateX(4px);
}

.btn--ghost:hover svg {
  transform: none;
}

/* Button loading state */
.btn--loading .btn__text { opacity: 0; }
.btn--loading .btn__arrow { opacity: 0; }
.btn--loading .btn__loading { display: inline-flex; }
.btn__loading {
  display: none;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ============================================
   5. PRELOADER
   ============================================ */
.preloader {
  position: fixed;
  inset: 0;
  z-index: var(--z-preloader);
  background: var(--c-charcoal);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader__inner {
  text-align: center;
}

.preloader__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-xl);
}

.preloader__logo-img {
  height: 72px;
  width: auto;
  object-fit: contain;
}

.preloader__bar {
  width: 200px;
  height: 2px;
  background: var(--c-dark-gray);
  border-radius: 2px;
  overflow: hidden;
}

.preloader__progress {
  width: 0;
  height: 100%;
  background: var(--c-accent);
  border-radius: 2px;
  animation: preloaderProgress 1.2s ease-out forwards;
}

@keyframes preloaderProgress {
  to { width: 100%; }
}

/* ============================================
   6. SCROLL PROGRESS
   ============================================ */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-light));
  z-index: calc(var(--z-sticky) + 1);
  transition: width 0.1s linear;
}

/* ============================================
   7. NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: 28px 0;
  background: transparent;
  transition: all var(--transition-base);
}

.nav::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-accent), transparent);
  opacity: 0.8;
}

.nav.is-scrolled {
  background: rgba(10, 10, 10, 0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  padding: 16px 0;
  border-bottom: 1px solid rgba(201, 168, 76, 0.18);
}

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

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  z-index: 10;
}

.nav__logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 120px;
  width: auto;
}

.nav__logo-img {
  height: 128px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
  transition: height var(--transition-base), opacity var(--transition-fast);
}

.nav.is-scrolled .nav__logo-img {
  height: 104px;
}

.nav__logo-text {
  font-family: var(--f-heading);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: var(--ls-wide);
  color: var(--c-white);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__link {
  padding: 8px 14px;
  font-family: var(--f-heading);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--transition-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 14px;
  right: 14px;
  height: 1px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-base);
}

.nav__link:hover {
  color: rgba(255, 255, 255, 0.95);
}

.nav__link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav__link--cta {
  background: var(--c-accent);
  color: var(--c-charcoal) !important;
  border-radius: 2px;
  margin-left: 16px;
  font-weight: 700;
  letter-spacing: 0.22em;
  padding: 10px 20px;
}

.nav__link--cta::after {
  display: none;
}

.nav__link--cta:hover {
  background: var(--c-accent-light);
  color: var(--c-black) !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(201, 168, 76, 0.35);
}

/* Mobile Toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  padding: 4px 0;
  z-index: 10;
}

.nav__toggle-bar {
  display: block;
  width: 100%;
  height: 1.5px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 0;
  transition: all var(--transition-base);
  transform-origin: center;
}

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

.nav__toggle.is-active .nav__toggle-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

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

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

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: #000;
}

.hero__bg-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.43) saturate(0.8);
  transition: opacity 0.6s ease-in-out;
}

/* Fallback: if video fails to load, poster image covers */
.hero__bg-video::after {
  content: '';
  position: absolute;
  inset: 0;
}

.hero__bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 10, 10, 0.85) 0%,
    rgba(26, 26, 26, 0.7) 40%,
    rgba(45, 45, 45, 0.6) 100%
  );
}

/* Film grain effect for cinematic feel */
.hero__bg-grain {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  padding-top: 120px;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--f-heading);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--ls-ultra);
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: var(--space-md);
}

.hero__label-line {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--c-accent);
}

.hero__title {
  font-family: var(--f-heading);
  font-size: var(--fs-display);
  font-weight: 700;
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  color: var(--c-white);
  margin-bottom: var(--space-lg);
  max-width: 700px;
}

.hero__title-accent {
  color: var(--c-accent);
  position: relative;
}

.hero__subtitle {
  font-size: clamp(0.875rem, 1.2vw, 1.05rem);
  line-height: var(--lh-relaxed);
  color: rgba(255,255,255,0.6);
  max-width: 560px;
  margin-bottom: var(--space-xl);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

/* Hero Scroll Indicator */
.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-family: var(--f-heading);
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-ultra);
  text-transform: uppercase;
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--c-accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%, 100% { opacity: 0.3; transform: scaleY(0.5); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
}

/* Hero geometric decorations */
.hero__deco {
  position: absolute;
  z-index: 1;
  pointer-events: none;
}

.hero__deco--corner-tl {
  top: 80px;
  left: var(--container-padding);
  width: 60px;
  height: 60px;
  border-top: 1px solid rgba(201, 168, 76, 0.2);
  border-left: 1px solid rgba(201, 168, 76, 0.2);
}

.hero__deco--corner-br {
  bottom: 80px;
  right: var(--container-padding);
  width: 60px;
  height: 60px;
  border-bottom: 1px solid rgba(201, 168, 76, 0.2);
  border-right: 1px solid rgba(201, 168, 76, 0.2);
}

/* ============================================
   9. TRUST STRIP
   ============================================ */
.trust {
  background: var(--c-charcoal);
  padding: var(--space-3xl) 0;
  border-top: 1px solid rgba(201, 168, 76, 0.15);
  border-bottom: 1px solid rgba(201, 168, 76, 0.15);
}

.trust__grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3xl);
  flex-wrap: wrap;
}

.trust__item {
  text-align: center;
  display: flex;
  align-items: baseline;
  gap: 4px;
  flex-wrap: wrap;
  justify-content: center;
}

.trust__number {
  font-family: var(--f-heading);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1;
}

.trust__plus {
  font-family: var(--f-heading);
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1;
}

.trust__label {
  width: 100%;
  font-family: var(--f-heading);
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: var(--ls-ultra);
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-top: 8px;
  line-height: 1.4;
}

.trust__divider {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.15), transparent);
}

/* ============================================
   10. ABOUT
   ============================================ */
.about {
  padding: var(--space-section) 0;
  background: var(--c-warm-white);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 40%;
  height: 3px;
  background: linear-gradient(270deg, var(--c-accent), transparent);
  pointer-events: none;
}

.about__bg-deco {
  position: absolute;
  top: 50%;
  right: -2%;
  transform: translateY(-50%) rotate(-8deg);
  font-family: var(--f-heading);
  font-size: clamp(8rem, 20vw, 18rem);
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1px rgba(201, 168, 76, 0.06);
  letter-spacing: -0.04em;
  user-select: none;
  pointer-events: none;
  z-index: 0;
  white-space: nowrap;
  line-height: 1;
}

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

.about__visual {
  position: relative;
}

.about__image-wrapper {
  position: relative;
  overflow: visible;
  border-radius: var(--radius-md);
}

.about__image-wrapper::before,
.about__image-wrapper::after {
  content: '';
  position: absolute;
  width: 32px;
  height: 32px;
  z-index: 2;
  pointer-events: none;
}

.about__image-wrapper::before {
  top: -8px;
  right: -8px;
  border-top: 2px solid var(--c-accent);
  border-right: 2px solid var(--c-accent);
}

.about__image-wrapper::after {
  bottom: -8px;
  left: -8px;
  border-bottom: 2px solid var(--c-accent);
  border-left: 2px solid var(--c-accent);
}

.about__image {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3/2;
  border-radius: var(--radius-md);
  filter: saturate(0.85);
  transition: filter var(--transition-slow);
  display: block;
}

.about__image-wrapper:hover .about__image {
  filter: saturate(1);
}

.about__experience-badge {
  position: absolute;
  bottom: -24px;
  left: -24px;
  background: linear-gradient(135deg, #0f0f0f 0%, var(--c-graphite) 100%);
  padding: var(--space-xl) var(--space-2xl);
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.06);
  border-top: 2px solid var(--c-accent);
  border-right: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  border-left: 1px solid rgba(201,168,76,0.15);
}

.about__experience-number {
  display: block;
  font-family: var(--f-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1;
}

.about__experience-text {
  display: block;
  font-family: var(--f-heading);
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: var(--ls-ultra);
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-top: 6px;
  line-height: 1.4;
}

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

.about__lead {
  font-size: var(--fs-body-lg);
  font-weight: 500;
  color: var(--c-charcoal);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-lg);
}

.about__text {
  color: var(--c-mid-gray);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-md);
}

.about__values {
  margin-top: var(--space-2xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.about__value {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--c-white);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  border-left: 3px solid var(--c-accent);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.about__value:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
}

.about__value-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  min-width: 42px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--c-accent-subtle);
  color: var(--c-accent);
}

.about__value strong {
  display: block;
  font-family: var(--f-heading);
  font-weight: 600;
  color: var(--c-charcoal);
  margin-bottom: 2px;
}

.about__value span {
  font-size: var(--fs-small);
  color: var(--c-mid-gray);
}

.about__stats {
  margin-top: var(--space-4xl);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--c-charcoal);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-xl);
}

.about__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.06);
  position: relative;
}

.about__stat:last-child {
  border-right: none;
}

.about__stat::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--c-accent);
}

.about__stat-number {
  font-family: var(--f-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1;
  margin-bottom: var(--space-sm);
  letter-spacing: var(--ls-tight);
}

.about__stat-number em {
  font-style: normal;
  color: var(--c-accent);
}

.about__stat-label {
  font-size: var(--fs-small);
  color: rgba(255,255,255,0.45);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  font-family: var(--f-heading);
  font-weight: 500;
  line-height: 1.3;
}

/* ============================================
   11. SERVICES
   ============================================ */
.services {
  position: relative;
  padding: var(--space-section) 0;
  background: var(--c-charcoal);
  overflow: hidden;
}

.services__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-xl);
}

.service-card {
  position: relative;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  padding: 0;
  transition: all var(--transition-base);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(201, 168, 76, 0.25);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}

.service-card__image-wrap {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
}

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

.service-card:hover .service-card__image {
  transform: scale(1.06);
}

.service-card__image-wrap .service-card__number {
  position: absolute;
  top: 12px;
  right: 16px;
  font-family: var(--f-heading);
  font-size: 3.5rem;
  font-weight: 700;
  color: rgba(255,255,255,0.2);
  line-height: 1;
  pointer-events: none;
  text-shadow: 0 2px 12px rgba(0,0,0,0.4);
  z-index: 2;
  transition: color var(--transition-base);
}

.service-card:hover .service-card__image-wrap .service-card__number {
  color: rgba(201, 168, 76, 0.45);
}

.service-card__body {
  padding: var(--space-xl) var(--space-xl) var(--space-2xl);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--c-accent-subtle);
  color: var(--c-accent);
  margin-bottom: var(--space-xl);
  transition: all var(--transition-base);
}

.service-card:hover .service-card__icon {
  background: rgba(201, 168, 76, 0.15);
  transform: scale(1.05);
}

.service-card__title {
  font-family: var(--f-heading);
  font-size: var(--fs-h4);
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: var(--space-md);
}

.service-card__desc {
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--space-lg);
}

.service-card__benefit {
  font-size: var(--fs-small);
  line-height: var(--lh-normal);
  color: rgba(255,255,255,0.4);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.service-card__benefit-label {
  font-family: var(--f-heading);
  font-weight: 600;
  color: var(--c-accent);
  text-transform: uppercase;
  font-size: var(--fs-micro);
  letter-spacing: var(--ls-wide);
}

.service-card__line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent-light));
  transition: width var(--transition-slow);
}

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

/* Service Card Expand */
.service-card__toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-lg);
  font-family: var(--f-heading);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--c-accent);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: color var(--transition-base);
}
.service-card__toggle:hover { color: var(--c-accent-light); }
.service-card__toggle svg { transition: transform var(--transition-base); }
.service-card--expanded .service-card__toggle svg { transform: rotate(180deg); }

.service-card__details {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.45s ease, opacity 0.35s ease, padding 0.35s ease;
  padding: 0 var(--space-xl);
}
.service-card--expanded .service-card__details {
  max-height: 440px;
  opacity: 1;
  padding: var(--space-lg) var(--space-xl) var(--space-xl);
}
.service-card__details-text {
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
  color: rgba(255,255,255,0.55);
  margin-bottom: var(--space-md);
}
.service-card__features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.service-card__features li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-small);
  color: rgba(255,255,255,0.45);
}
.service-card__features li::before {
  content: '';
  display: block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--c-accent);
  flex-shrink: 0;
}

/* ============================================
   12. DIFFERENTIATORS
   ============================================ */
.diff {
  padding: var(--space-section) 0;
  background: #0d0d0d;
  position: relative;
  overflow: hidden;
}

/* Layered dark background with subtle warm gradient */
.diff::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 15% 50%, rgba(201,168,76,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 90% 20%, rgba(201,168,76,0.04) 0%, transparent 55%),
    linear-gradient(160deg, #111111 0%, #0d0d0d 50%, #0f0e0c 100%);
  pointer-events: none;
  z-index: 0;
}

/* Subtle geometric grid overlay */
.diff__geo {
  display: none;
}

/* Cinematic top edge glow line */
.diff::after {
  content: '';
  position: absolute;
  top: 0;
  left: 10%;
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,168,76,0.5), transparent);
  pointer-events: none;
  z-index: 1;
}

.diff__bg-overlay {
  display: none;
}

.diff .container {
  position: relative;
  z-index: 2;
}

.diff__layout {
  display: flex;
  flex-direction: column;
}

.diff__header {
  max-width: 640px;
  margin-bottom: var(--space-4xl);
}

.diff__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* Premium card */
.diff__card {
  position: relative;
  padding: 1.6rem 1.5rem 1.5rem;
  background: linear-gradient(145deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.02) 100%);
  border: 1px solid rgba(201,168,76,0.12);
  border-radius: 2px;
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1),
              box-shadow 0.35s cubic-bezier(0.4,0,0.2,1),
              border-color 0.35s cubic-bezier(0.4,0,0.2,1),
              background 0.35s cubic-bezier(0.4,0,0.2,1);
  overflow: hidden;
}

/* Bottom-left accent corner */
.diff__card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-accent), transparent);
  transition: width 0.45s cubic-bezier(0.4,0,0.2,1);
}

/* Subtle inner glow on hover */
.diff__card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 30% 20%, rgba(201,168,76,0.06) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.diff__card:hover {
  transform: translateY(-5px);
  box-shadow:
    0 20px 60px rgba(0,0,0,0.5),
    0 0 0 1px rgba(201,168,76,0.2),
    inset 0 1px 0 rgba(255,255,255,0.06);
  border-color: rgba(201,168,76,0.28);
  background: linear-gradient(145deg, rgba(255,255,255,0.06) 0%, rgba(201,168,76,0.03) 100%);
}

.diff__card:hover::before {
  width: 100%;
}

.diff__card:hover::after {
  opacity: 1;
}

/* Gold icon circle */
.diff__card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(201,168,76,0.08);
  border: 1px solid rgba(201,168,76,0.22);
  color: var(--c-accent);
  margin-bottom: 1.1rem;
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  z-index: 1;
}

.diff__card:hover .diff__card-icon {
  background: rgba(201,168,76,0.14);
  border-color: rgba(201,168,76,0.45);
  box-shadow: 0 0 20px rgba(201,168,76,0.2);
}

.diff__card-title {
  font-family: var(--f-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: #f0ece3;
  margin-bottom: 0.6rem;
  letter-spacing: 0.02em;
  position: relative;
  z-index: 1;
}

.diff__card-text {
  font-size: 0.82rem;
  line-height: 1.65;
  color: rgba(200,190,175,0.75);
  position: relative;
  z-index: 1;
}

/* ============================================
   TRUST BAR
   ============================================ */
.diff__trust-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 4rem;
  padding: 1.75rem 2.5rem;
  background: rgba(0,0,0,0.5);
  border: 1px solid rgba(201,168,76,0.15);
  border-radius: 2px;
  position: relative;
}

.diff__trust-bar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 5%;
  width: 90%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,168,76,0.4), transparent);
}

.diff__trust-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 2rem;
  color: rgba(220,210,190,0.85);
}

.diff__trust-icon {
  color: var(--c-accent);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.diff__trust-label {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.diff__trust-divider {
  width: 1px;
  height: 28px;
  background: rgba(201,168,76,0.2);
  flex-shrink: 0;
}

/* ============================================
   13. PORTFOLIO
   ============================================ */
.portfolio {
  padding: var(--space-section) 0;
  background: var(--c-off-white);
}

.portfolio__filters {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: var(--space-3xl);
  flex-wrap: wrap;
}

.portfolio__filter {
  padding: 10px 24px;
  font-family: var(--f-heading);
  font-size: var(--fs-small);
  font-weight: 500;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--c-mid-gray);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.portfolio__filter:hover {
  color: var(--c-charcoal);
  border-color: var(--c-silver);
}

.portfolio__filter--active {
  color: var(--c-charcoal);
  background: var(--c-white);
  border-color: var(--c-silver);
  box-shadow: var(--shadow-sm);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 320px;
  grid-auto-flow: dense;
  gap: var(--space-lg);
}

.portfolio__item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-base);
}

.portfolio__item--tall {
  grid-row: span 2;
}

.portfolio__item--wide {
  grid-column: span 2;
}

.portfolio__item.is-hidden {
  display: none;
}

.portfolio__item-image {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.portfolio__item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.7) brightness(0.9);
  transition: all var(--transition-slow);
}

.portfolio__item:hover .portfolio__item-image img {
  filter: saturate(1) brightness(0.5);
  transform: scale(1.05);
}

.portfolio__item-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-xl);
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition-base);
  background: linear-gradient(
    to top,
    rgba(10,10,10,0.9) 0%,
    rgba(10,10,10,0.3) 60%,
    transparent 100%
  );
}

.portfolio__item:hover .portfolio__item-overlay {
  opacity: 1;
  transform: translateY(0);
}

.portfolio__item-category {
  display: inline-block;
  font-family: var(--f-heading);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: var(--ls-ultra);
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 8px;
}

.portfolio__item-title {
  font-family: var(--f-heading);
  font-size: var(--fs-h3);
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 6px;
}

.portfolio__item-desc {
  font-size: var(--fs-small);
  color: rgba(255,255,255,0.6);
  line-height: var(--lh-normal);
  margin-bottom: 12px;
}

.portfolio__item-status {
  display: inline-block;
  font-family: var(--f-heading);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  width: fit-content;
}

.portfolio__item-status--done {
  background: rgba(45, 138, 78, 0.15);
  color: #5cb87a;
}

.portfolio__item-status--progress {
  background: rgba(201, 168, 76, 0.15);
  color: var(--c-accent-light);
}

/* Portfolio Instagram CTA */
.portfolio__instagram {
  text-align: center;
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid rgba(0,0,0,0.06);
}

.portfolio__instagram-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  font-family: var(--f-heading);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--c-charcoal);
  background: var(--c-white);
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.portfolio__instagram-link:hover {
  background: var(--c-charcoal);
  color: var(--c-white);
  border-color: var(--c-charcoal);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.portfolio__instagram-link svg {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.portfolio__instagram-link:hover svg:last-child {
  transform: translate(3px, -3px);
}

/* ============================================
   14. PROCESS
   ============================================ */
.process {
  position: relative;
  padding: var(--space-section) 0;
  background: var(--c-graphite);
  overflow: hidden;
}

.process__bg {
  position: absolute;
  inset: 0;
  opacity: 0.02;
  background-image: 
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.process__timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.process__line {
  position: absolute;
  left: 35px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(255,255,255,0.08);
}

.process__line-fill {
  width: 100%;
  height: 0;
  background: linear-gradient(to bottom, var(--c-accent), rgba(201, 168, 76, 0.1));
  transition: height 1.5s ease-out;
}

.process__step {
  display: flex;
  gap: var(--space-2xl);
  padding-bottom: var(--space-3xl);
  position: relative;
}

.process__step:last-child {
  padding-bottom: 0;
}

.process__step-marker {
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

.process__step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--c-dark-gray);
  border: 2px solid rgba(201, 168, 76, 0.25);
  font-family: var(--f-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-accent);
  transition: all var(--transition-base);
}

.process__step:hover .process__step-number {
  background: var(--c-accent);
  color: var(--c-charcoal);
  border-color: var(--c-accent);
  box-shadow: 0 0 32px rgba(201, 168, 76, 0.3);
}

.process__step-content {
  padding-top: 16px;
}

.process__step-title {
  font-family: var(--f-heading);
  font-size: var(--fs-h3);
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: var(--space-sm);
}

.process__step-text {
  font-size: var(--fs-body);
  line-height: var(--lh-relaxed);
  color: rgba(255,255,255,0.5);
  max-width: 520px;
}

/* ============================================
   15. BENEFITS
   ============================================ */
.benefits {
  padding: var(--space-section) 0;
  background: var(--c-warm-white);
}

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

.benefits__content {
  max-width: 480px;
}

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

.benefit-card {
  padding: var(--space-xl);
  background: var(--c-white);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.benefit-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(201, 168, 76, 0.15);
}

.benefit-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--c-accent-subtle);
  color: var(--c-accent);
  margin-bottom: var(--space-md);
}

.benefit-card__title {
  font-family: var(--f-heading);
  font-size: var(--fs-body);
  font-weight: 600;
  color: var(--c-charcoal);
  margin-bottom: 6px;
}

.benefit-card__text {
  font-size: var(--fs-small);
  line-height: var(--lh-normal);
  color: var(--c-mid-gray);
}

/* ============================================
   16. TESTIMONIALS
   ============================================ */
.testimonials {
  position: relative;
  padding: var(--space-section) 0;
  background: var(--c-off-white);
  overflow: hidden;
}

.testimonials__bg {
  position: absolute;
  top: 0;
  right: -200px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--c-accent-subtle), transparent 70%);
  pointer-events: none;
}

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

.testimonial {
  padding: var(--space-2xl);
  background: var(--c-white);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.testimonial:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.testimonial__stars {
  color: var(--c-accent);
  font-size: 1.1rem;
  letter-spacing: 2px;
  margin-bottom: var(--space-md);
}

.testimonial__text {
  font-size: var(--fs-body);
  line-height: var(--lh-relaxed);
  color: var(--c-dark-gray);
  font-style: italic;
  margin-bottom: var(--space-lg);
}

.testimonial__author strong {
  display: block;
  font-family: var(--f-heading);
  font-weight: 600;
  color: var(--c-charcoal);
  font-style: normal;
  margin-bottom: 2px;
}

.testimonial__author span {
  font-size: var(--fs-small);
  color: var(--c-mid-gray);
  font-style: normal;
}

/* ============================================
   17. CTA FINAL
   ============================================ */
.cta-final {
  position: relative;
  padding: var(--space-section) 0;
  overflow: hidden;
}

.cta-final__bg {
  position: absolute;
  inset: 0;
}

.cta-final__bg-image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.25) saturate(0.6);
}

.cta-final__bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(26, 26, 26, 0.92) 0%,
    rgba(45, 45, 45, 0.85) 100%
  );
}

.cta-final__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 740px;
  margin: 0 auto;
}

.cta-final__title {
  font-family: var(--f-heading);
  font-size: var(--fs-h1);
  font-weight: 700;
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-tight);
  color: var(--c-white);
  margin-bottom: var(--space-xl);
}

.cta-final__text {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-relaxed);
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-3xl);
}

.cta-final__actions {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.cta-final__deco {
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: 180px;
  height: 180px;
  border: 1px solid rgba(201, 168, 76, 0.08);
  border-radius: 50%;
  pointer-events: none;
}

/* ============================================
   18. CONTACT
   ============================================ */
.contact {
  padding: clamp(3rem, 6vw, 5rem) 0;
  background: var(--c-warm-white);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-3xl);
  align-items: center;
}

.contact__desc {
  font-size: var(--fs-body);
  line-height: var(--lh-relaxed);
  color: var(--c-mid-gray);
  margin-bottom: var(--space-lg);
}

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

.contact__detail {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--c-white);
  border-radius: var(--radius-md);
  border: 1px solid rgba(0,0,0,0.04);
  transition: all var(--transition-fast);
}

.contact__detail:hover {
  transform: translateX(4px);
  border-color: rgba(201, 168, 76, 0.2);
}

.contact__detail-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: var(--radius-sm);
  background: var(--c-accent-subtle);
  color: var(--c-accent);
}

.contact__detail strong {
  display: block;
  font-family: var(--f-heading);
  font-weight: 600;
  font-size: var(--fs-small);
  color: var(--c-charcoal);
  margin-bottom: 2px;
}

.contact__detail span {
  font-size: var(--fs-small);
  color: var(--c-mid-gray);
}

/* Contact Form */
.contact__form-wrapper {
  background: var(--c-white);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: var(--shadow-card);
}

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

.form-group {
  margin-bottom: var(--space-md);
  position: relative;
}

.form-label {
  display: block;
  font-family: var(--f-heading);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--c-dark-gray);
  margin-bottom: 8px;
}

.form-required {
  color: var(--c-accent);
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  font-size: var(--fs-body);
  color: var(--c-charcoal);
  background: var(--c-warm-white);
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
}

.form-input::placeholder {
  color: var(--c-light-gray);
}

.form-input:focus {
  outline: none;
  border-color: var(--c-accent);
  background: var(--c-white);
  box-shadow: 0 0 0 3px var(--c-accent-subtle);
}

.form-input.is-error {
  border-color: var(--c-error);
  box-shadow: 0 0 0 3px rgba(196, 64, 64, 0.1);
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236b6b6b' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

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

.form-error {
  display: block;
  font-size: var(--fs-micro);
  color: var(--c-error);
  margin-top: 4px;
  min-height: 16px;
}

/* Form Status Messages */
.form-status {
  display: none;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  margin-top: var(--space-lg);
}

.form-status.is-visible {
  display: flex;
}

.form-status--success {
  background: rgba(45, 138, 78, 0.08);
  border: 1px solid rgba(45, 138, 78, 0.2);
  color: var(--c-success);
}

.form-status--error {
  background: rgba(196, 64, 64, 0.08);
  border: 1px solid rgba(196, 64, 64, 0.2);
  color: var(--c-error);
}

.form-status strong {
  display: block;
  font-family: var(--f-heading);
  font-weight: 600;
  margin-bottom: 2px;
}

.form-status span {
  font-size: var(--fs-small);
  opacity: 0.8;
}

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

.footer__top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-4xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-lg);
}

.footer__logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  height: auto;
  width: auto;
}

.footer__logo-img {
  height: 90px !important;
  max-height: none !important;
  width: auto !important;
  max-width: none !important;
  object-fit: contain;
}

.footer__logo-text {
  font-family: var(--f-heading);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: var(--ls-wide);
  color: var(--c-white);
}

.footer__tagline {
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
  color: rgba(255,255,255,0.4);
  max-width: 320px;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2xl);
}

.footer__col-title {
  font-family: var(--f-heading);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--c-white);
  margin-bottom: var(--space-lg);
}

.footer__link {
  display: block;
  font-size: var(--fs-small);
  color: rgba(255,255,255,0.4);
  padding: 4px 0;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--c-accent);
}

.footer__link--static {
  cursor: default;
}

.footer__link--static:hover {
  color: rgba(255,255,255,0.4);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-xl) 0;
  padding-right: 80px;
}

.footer__copy {
  font-size: var(--fs-small);
  color: rgba(255,255,255,0.3);
}

.footer__social {
  display: flex;
  gap: 12px;
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.4);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  color: var(--c-accent);
  border-color: rgba(201, 168, 76, 0.3);
  background: rgba(201, 168, 76, 0.05);
}

/* ============================================
   20. WHATSAPP FLOATING BUTTON
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: var(--z-whatsapp);
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: white;
  padding: 14px;
  border-radius: 50%;
  box-shadow: 0 4px 24px rgba(37, 211, 102, 0.35);
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(20px) scale(0.9);
}

.whatsapp-float.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.whatsapp-float:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.45);
}

.whatsapp-float__tooltip {
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  white-space: nowrap;
  background: var(--c-charcoal);
  color: var(--c-white);
  font-family: var(--f-heading);
  font-size: var(--fs-small);
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  margin-right: 12px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  pointer-events: none;
}

.whatsapp-float__tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -6px;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--c-charcoal);
  border-right: 0;
}

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

/* ============================================
   21. ANIMATIONS
   ============================================ */

/* Fade Up */
.anim-fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.anim-fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Fade Right */
.anim-fade-right {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.anim-fade-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Fade Left */
.anim-fade-left {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.anim-fade-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Scale In */
.anim-scale-in {
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.anim-scale-in.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delay system */
[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.2s; }
[data-delay="3"] { transition-delay: 0.3s; }
[data-delay="4"] { transition-delay: 0.4s; }
[data-delay="5"] { transition-delay: 0.5s; }

/* ============================================
   22. RESPONSIVE — Tablet
   ============================================ */
@media (max-width: 1024px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
  }

  .about__content {
    padding-left: 0;
  }

  .about__experience-badge {
    bottom: -16px;
    left: -16px;
  }

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

  .about__stat:nth-child(2) {
    border-right: none;
  }

  .about__stat:nth-child(3) {
    border-top: 1px solid rgba(255,255,255,0.06);
  }

  .about__stat:nth-child(4) {
    border-top: 1px solid rgba(255,255,255,0.06);
  }

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

  .diff__trust-bar {
    gap: 0;
    padding: 1.5rem 1.5rem;
  }

  .diff__trust-item {
    padding: 0.5rem 1.25rem;
  }

  .portfolio__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 280px;
  }

  .portfolio__item--tall {
    grid-row: span 1;
  }

  .portfolio__item--wide {
    grid-column: span 2;
  }

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

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

  .contact__grid {
    grid-template-columns: 1fr 1.4fr;
    gap: var(--space-2xl);
  }

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

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

/* ============================================
   23. RESPONSIVE — Mobile
   ============================================ */
@media (max-width: 768px) {

  /* ── ANIMACIONES: desactivar completamente en móvil ──
     anim-fade-* parten con opacity:0 y el observer
     no siempre dispara, dejando secciones invisibles. */
  .anim-fade-up,
  .anim-fade-right,
  .anim-fade-left,
  .anim-scale-in {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  /* ── NAV ── */
  .nav__toggle {
    display: flex;
  }

  .nav__logo-img {
    height: 70px;
  }

  .nav.is-scrolled .nav__logo-img {
    height: 52px;
  }

  .nav__menu {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.97);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }

  .nav__menu.is-open {
    opacity: 1;
    visibility: visible;
  }

  .nav__link {
    font-size: 1rem;
    letter-spacing: 0.18em;
    color: rgba(255, 255, 255, 0.65);
    padding: 12px 28px;
  }

  .nav__link::after {
    display: none;
  }

  .nav__link--cta {
    margin-left: 0;
    margin-top: 8px;
  }

  /* ── HERO ── */
  .hero__content {
    padding-top: 100px;
    text-align: center;
    align-items: center;
  }

  .hero__badge {
    font-size: 0.62rem;
    padding: 5px 12px;
    align-self: center;
  }

  .hero__title {
    font-size: clamp(1.7rem, 7vw, 2.3rem);
    text-align: center;
    line-height: 1.15;
  }

  .hero__subtitle {
    font-size: 0.85rem;
    text-align: center;
    max-width: 88%;
    margin: 0 auto;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
  }

  .hero__actions .btn {
    justify-content: center;
    font-size: 0.8rem;
    padding: 13px 20px;
  }

  .hero__scroll,
  .hero__deco {
    display: none;
  }

  /* ── TRUST STRIP ── */
  .trust__grid {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .trust__divider {
    width: 40px;
    height: 1px;
  }

  /* ── SERVICIOS — 2 por fila ── */
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .service-card__image-wrap {
    height: 130px;
  }

  .service-card__body {
    padding: 0.8rem 0.8rem 1rem;
  }

  .service-card__icon {
    width: 36px;
    height: 36px;
    margin-bottom: 0.5rem;
  }

  .service-card__icon svg {
    width: 16px;
    height: 16px;
  }

  .service-card__title {
    font-size: 0.8rem;
    margin-bottom: 0.3rem;
    line-height: 1.3;
  }

  .service-card__desc {
    font-size: 0.7rem;
    line-height: 1.45;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    display: -webkit-box;
    overflow: hidden;
  }

  .service-card__benefit {
    font-size: 0.65rem;
    padding-top: 0.4rem;
  }

  /* ── POR QUÉ ELEGIRNOS — 3 por fila ── */
  .diff__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem;
  }

  .diff__card {
    padding: 0.85rem 0.6rem 0.8rem;
  }

  .diff__card-icon {
    width: 28px;
    height: 28px;
    margin-bottom: 0.5rem;
  }

  .diff__card-icon svg {
    width: 14px;
    height: 14px;
  }

  .diff__card-title {
    font-size: 0.72rem;
    margin-bottom: 0.3rem;
    line-height: 1.2;
  }

  .diff__card-text {
    font-size: 0.62rem;
    line-height: 1.45;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    display: -webkit-box;
    overflow: hidden;
  }

  /* Trust bar — scroll horizontal */
  .diff__trust-bar {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    justify-content: flex-start;
    gap: 0;
    padding: 0.9rem 0.75rem;
    scrollbar-width: none;
  }

  .diff__trust-bar::-webkit-scrollbar {
    display: none;
  }

  .diff__trust-item {
    flex-shrink: 0;
    padding: 0.3rem 0.8rem;
  }

  .diff__trust-label {
    font-size: 0.62rem;
    white-space: nowrap;
  }

  .diff__trust-icon svg {
    width: 13px;
    height: 13px;
  }

  .diff__trust-divider {
    display: block;
    flex-shrink: 0;
    height: 16px;
  }

  /* ── PORTAFOLIO — 2 columnas ── */
  .portfolio__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 175px;
    gap: 8px;
  }

  .portfolio__item--tall,
  .portfolio__item--wide {
    grid-row: span 1;
    grid-column: span 1;
  }

  /* Overlay: oculto por defecto en móvil, aparece al tocar (clase .is-tapped via JS) */
  .portfolio__item-overlay {
    opacity: 0;
    transform: translateY(10px);
  }

  .portfolio__item.is-tapped .portfolio__item-overlay {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

  .portfolio__item-overlay h3 {
    font-size: 0.72rem;
  }

  .portfolio__item-overlay p {
    display: none;
  }

  .portfolio__instagram {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 0 1rem;
  }

  .portfolio__instagram-link {
    justify-content: center;
  }

  /* ── PROCESO ── */
  .process__line {
    left: 20px;
  }

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

  .process__step-number {
    width: 40px;
    height: 40px;
    font-size: 0.85rem;
  }

  /* ── BENEFITS / TESTIMONIALS ── */
  .benefits__grid {
    grid-template-columns: 1fr;
  }

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

  /* ── SECTION HEADERS ── */
  .section-header {
    text-align: center;
  }

  .section-label {
    justify-content: center;
  }

  /* ── CONTACTO: info arriba, form abajo ── */
  .contact__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .contact__form-wrapper {
    padding: 1.25rem 1rem 1.5rem;
  }

  .contact-form__row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .form-group {
    margin-bottom: 0.7rem;
  }

  .form-label {
    font-size: 0.7rem;
    margin-bottom: 4px;
  }

  .form-input {
    padding: 11px 12px;
    font-size: 0.9rem;
  }

  .form-textarea {
    min-height: 90px;
  }

  /* ── CTA FINAL ── */
  .cta-final__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-final__actions .btn {
    justify-content: center;
  }

  /* ── FOOTER ── */
  .footer__links {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

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

  /* ── WHATSAPP FLOTANTE ── */
  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    padding: 12px;
  }

  .whatsapp-float__tooltip {
    display: none;
  }
}

/* ============================================
   24. RESPONSIVE — Small Mobile
   ============================================ */
@media (max-width: 480px) {
  /* Services — mantener 2 cols en pantallas muy pequeñas */
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .service-card__image-wrap {
    height: 120px;
  }

  .service-card__body {
    padding: 0.75rem 0.75rem 1rem;
  }

  .service-card__title {
    font-size: 0.78rem;
  }

  .service-card__desc {
    font-size: 0.66rem;
    -webkit-line-clamp: 2;
  }

  .service-card__benefit {
    display: none;
  }

  .service-card__icon {
    width: 36px;
    height: 36px;
    margin-bottom: 0.5rem;
  }

  /* Portfolio muy pequeño */
  .portfolio__grid {
    grid-auto-rows: 160px;
    gap: 6px;
  }

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

  .about__stat {
    padding: var(--space-lg) var(--space-md);
  }

  .about__bg-deco {
    display: none;
  }

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

  .portfolio__filters {
    gap: 4px;
  }

  .portfolio__filter {
    padding: 8px 16px;
    font-size: var(--fs-micro);
  }

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

  .cta-final__actions .btn {
    justify-content: center;
  }
}

/* ============================================
   25. PRINT STYLES
   ============================================ */
@media print {
  .nav,
  .preloader,
  .scroll-progress,
  .whatsapp-float,
  .hero__bg-grain,
  .hero__scroll {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
  }

  .hero {
    min-height: auto;
    padding: 2rem 0;
  }

  .hero__title,
  .section-title {
    color: #000;
  }
}

/* ============================================
   26. REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .anim-fade-up,
  .anim-fade-right,
  .anim-fade-left,
  .anim-scale-in {
    opacity: 1;
    transform: none;
  }

  .hero__bg-image {
    animation: none;
  }
}