/* ════════════════════════════════════════════════════
   DEZZ STUDIO — css/styles.css
   Paleta brand book oficial · Montserrat + Lato
   ════════════════════════════════════════════════════ */

/* ── VARIABLES ───────────────────────────────────── */
:root {
  /* Colores brand book */
  --color-negro-profundo: #080808;
  --color-carbon:         #171717;
  --color-blanco:         #FFFFFF;
  --color-marfil:         #F4F1EA;
  --color-champagne:      #C8A06A;
  --color-arena:          #D9CBB8;
  --color-plata:          #C9C9C9;
  --color-plata-clara:    #F2F2F2;
  --color-plata-oscura:   #9E9E9E;

  /* Degradado plata oficial */
  --grad-plata: linear-gradient(135deg, #F2F2F2 0%, #C9C9C9 45%, #9E9E9E 100%);

  /* Tipografía */
  --font-display: 'Montserrat', sans-serif;
  --font-body:    'Lato', sans-serif;

  /* Espaciado base */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  8rem;

  /* Radios */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Transiciones */
  --ease:      cubic-bezier(0.4, 0, 0.2, 1);
  --duration:  0.4s;

  /* Header height */
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-negro-profundo);
  color: var(--color-marfil);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol { list-style: none; }

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

/* ── ACCESIBILIDAD ───────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--color-champagne);
  color: var(--color-negro-profundo);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 700;
  z-index: 9999;
  transition: top 0.2s;
}
.skip-link:focus { top: 1rem; }

:focus-visible {
  outline: 2px solid var(--color-champagne);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Respeta preferencia de movimiento reducido */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ── CONTENEDOR ──────────────────────────────────── */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
}

/* ── TIPOGRAFÍA BASE ─────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.3rem, 5.2vw, 5rem); }
h2 { font-size: clamp(1.8rem, 3.6vw, 3.3rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.7rem); }
h4 { font-size: 1.1rem; font-family: var(--font-body); font-weight: 700; }

p {
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  color: var(--color-plata-oscura);
  line-height: 1.75;
}

em {
  font-style: normal;
  font-weight: inherit;
  color: var(--color-champagne);
  background: none;
  -webkit-text-fill-color: currentColor;
}

/* Etiqueta pequeña */
.label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-champagne);
  margin-bottom: 1rem;
}

.label--dark {
  color: var(--color-champagne);
  opacity: 0.85;
}

/* ── BOTONES ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: background var(--duration) var(--ease),
              color var(--duration) var(--ease),
              border-color var(--duration) var(--ease),
              transform var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease);
  white-space: nowrap;
  cursor: pointer;
}

.btn:hover { transform: translateY(-2px); }

/* Champagne (CTA principal) */
.btn--champagne {
  background: var(--color-champagne);
  color: var(--color-negro-profundo);
  border: 1px solid var(--color-champagne);
}
.btn--champagne:hover {
  background: #d4ae82;
  border-color: #d4ae82;
  box-shadow: 0 8px 32px rgba(200, 160, 106, 0.25);
}

/* Outline (secundario) */
.btn--outline {
  background: transparent;
  color: var(--color-marfil);
  border: 1px solid rgba(201, 201, 201, 0.3);
}
.btn--outline:hover {
  border-color: var(--color-plata);
  color: var(--color-blanco);
  background: rgba(255,255,255,0.04);
}

/* Outline oscuro (sobre fondo claro) */
.btn--outline-dark {
  background: transparent;
  color: var(--color-carbon);
  border: 1px solid rgba(23,23,23,0.3);
}
.btn--outline-dark:hover {
  background: var(--color-carbon);
  color: var(--color-marfil);
  border-color: var(--color-carbon);
}

.btn--sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.78rem;
}

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

/* ── SECCIÓN HEADER GENÉRICO ─────────────────────── */
.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-title {
  color: var(--color-blanco);
  margin-top: 0.25rem;
}

/* ── REVEAL ANIMATIONS ───────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ════════════════════════════════════════════════════
   HEADER
   ════════════════════════════════════════════════════ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  height: calc(var(--header-h) + 8px);
  padding-top: 6px;
  border-bottom: 1px solid transparent;
  transition: background var(--duration) var(--ease),
              border-color var(--duration) var(--ease),
              backdrop-filter var(--duration) var(--ease);
}

.header.scrolled {
  background: rgba(8, 8, 8, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: rgba(201, 201, 201, 0.08);
}

.header__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
  height: 100%;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.header__logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding-top: 2px;
}

.header__logo-img {
  object-fit: contain;
  max-height: 44px;
  width: auto;
}
.header__logo-img--mobile { display: none; }

.header__nav { margin-left: auto; }

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.header__nav-link {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-plata-oscura);
  transition: color var(--duration) var(--ease);
  position: relative;
}
.header__nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--color-champagne);
  transition: width var(--duration) var(--ease);
}
.header__nav-link:hover,
.header__nav-link.active {
  color: var(--color-blanco);
}
.header__nav-link:hover::after,
.header__nav-link.active::after { width: 100%; }

.header__cta {
  margin-left: 1rem;
  margin-top: 2px;
}

/* Burger */
.header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
  margin-left: auto;
}

.header__burger-line {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-blanco);
  border-radius: 2px;
  transition: transform var(--duration) var(--ease),
              opacity var(--duration) var(--ease);
}

.header__burger.open .header__burger-line:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.header__burger.open .header__burger-line:nth-child(2) {
  opacity: 0;
}
.header__burger.open .header__burger-line:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ── MENÚ MÓVIL ──────────────────────────────────── */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 850;
  background: var(--color-negro-profundo);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration) var(--ease);
}

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

.mobile-menu__list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.mobile-menu__link {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 7vw, 3rem);
  font-weight: 700;
  color: var(--color-plata-oscura);
  transition: color var(--duration) var(--ease);
  letter-spacing: -0.01em;
}
.mobile-menu__link:hover { color: var(--color-blanco); }

/* ════════════════════════════════════════════════════
   HERO
   ════════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

/* Fondo */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
}
.hero__glow--1 {
  width: 700px; height: 700px;
  top: -200px; left: -150px;
  background: radial-gradient(circle, rgba(200,160,106,0.07) 0%, transparent 65%);
  animation: glowDrift 12s ease-in-out infinite alternate;
}
.hero__glow--2 {
  width: 600px; height: 600px;
  bottom: -200px; right: -100px;
  background: radial-gradient(circle, rgba(201,201,201,0.05) 0%, transparent 65%);
  animation: glowDrift 15s ease-in-out infinite alternate-reverse;
}
@keyframes glowDrift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(40px, -40px) scale(1.08); }
}

/* Textura de ruido sutil */
.hero__noise {
  position: absolute;
  inset: 0;
  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)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

/* Inner */
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
  padding-top: clamp(3rem, 8vh, 5rem);
  padding-bottom: clamp(3rem, 8vh, 5rem);
}

.hero__content { max-width: 560px; }

.hero__title {
  color: var(--color-blanco);
  margin: 0.5rem 0 1.25rem;
  font-style: normal;
}

.hero__text {
  font-size: clamp(1rem, 1.3vw, 1.2rem);
  color: var(--color-plata-oscura);
  margin-bottom: 2.5rem;
  max-width: 480px;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Visual / Mockup */
.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__mockup { position: relative; width: 100%; max-width: 560px; }

/* Mockup portátil CSS puro */
.mockup-laptop {
  position: relative;
  width: 100%;
}

.mockup-laptop__screen {
  position: relative;
  background: #111;
  border-radius: 12px 12px 4px 4px;
  border: 2px solid #2a2a2a;
  overflow: hidden;
  aspect-ratio: 16/10;
  box-shadow:
    0 0 0 1px rgba(255,255,255,0.06),
    0 40px 80px rgba(0,0,0,0.7),
    inset 0 1px 0 rgba(255,255,255,0.06);
}

.mockup-laptop__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Placeholder cuando no hay imagen */
.mockup-laptop__placeholder,
.project-case__img-placeholder,
.about__img-placeholder {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  background: #111;
  border: 1px dashed rgba(201,201,201,0.2);
}
.mockup--placeholder .mockup-laptop__placeholder,
.img-placeholder .project-case__img-placeholder,
.img-placeholder .about__img-placeholder {
  display: flex;
}
.mockup-laptop__placeholder span,
.project-case__img-placeholder span,
.about__img-placeholder span {
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--color-plata-oscura);
  letter-spacing: 0.05em;
  text-align: center;
  padding: 1rem;
}

.mockup-laptop__base {
  height: 12px;
  background: linear-gradient(to bottom, #222, #1a1a1a);
  border-radius: 0 0 2px 2px;
  margin: 0 -5%;
}
.mockup-laptop__foot {
  height: 6px;
  background: linear-gradient(to bottom, #1a1a1a, #111);
  border-radius: 0 0 8px 8px;
  margin: 0 5%;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

/* Línea acento champagne */
.hero__accent-line {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 1px;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--color-champagne), transparent);
  opacity: 0.6;
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.hero__scroll-dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--color-champagne);
  animation: scrollBounce 2.5s ease-in-out infinite;
  opacity: 0.7;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 0.3; }
  50%       { transform: translateY(8px); opacity: 0.9; }
}

/* ════════════════════════════════════════════════════
   PROPUESTA DE VALOR
   ════════════════════════════════════════════════════ */
.value {
  background: var(--color-marfil);
  padding: clamp(5rem, 10vw, 9rem) 0;
}

.value__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.value__title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.8rem);
  font-weight: 700;
  color: var(--color-negro-profundo);
  line-height: 1.25;
  margin-top: 0.5rem;
}

.value__text {
  font-size: clamp(1rem, 1.2vw, 1.1rem);
  color: #4a4540;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.value__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.value__item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(23,23,23,0.1);
}
.value__item:last-child { border-bottom: 1px solid rgba(23,23,23,0.1); }

.value__num {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-champagne);
  min-width: 28px;
  margin-top: 0.2rem;
}

.value__item-content strong {
  display: block;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-negro-profundo);
  margin-bottom: 0.2rem;
}
.value__item-content p {
  font-size: 0.875rem;
  color: #5a5450;
  margin: 0;
}

/* ════════════════════════════════════════════════════
   SERVICIOS
   ════════════════════════════════════════════════════ */
.services {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--color-negro-profundo);
  position: relative;
}
.services::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: rgba(201,201,201,0.08);
}

.services__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.service-item {
  position: relative;
  border-bottom: 1px solid rgba(201,201,201,0.08);
}

.service-item__header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.75rem 0;
  cursor: pointer;
  transition: color var(--duration) var(--ease);
}

.service-item__num {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-champagne);
  min-width: 28px;
}

.service-item__title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--color-blanco);
  flex: 1;
  transition: color var(--duration) var(--ease);
}

.service-item:hover .service-item__title { color: var(--color-champagne); }

.service-item__arrow {
  color: var(--color-plata-oscura);
  flex-shrink: 0;
  transition: color var(--duration) var(--ease), transform var(--duration) var(--ease);
}
.service-item:hover .service-item__arrow {
  color: var(--color-champagne);
  transform: translate(3px, -3px);
}

/* Cuerpo del servicio (expandible con JS) */
.service-item__body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s var(--ease), padding 0.3s var(--ease);
  padding: 0 0 0 calc(28px + 1.5rem);
}
.service-item.open .service-item__body {
  max-height: 300px;
  padding: 0 0 1.75rem calc(28px + 1.5rem);
}

.service-item__body p {
  font-size: 0.95rem;
  color: var(--color-plata-oscura);
  margin-bottom: 1rem;
  max-width: 600px;
}

.service-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.service-item__tags li {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border: 1px solid rgba(201,201,201,0.15);
  border-radius: 100px;
  color: var(--color-plata-oscura);
}

/* ════════════════════════════════════════════════════
   PROYECTOS
   ════════════════════════════════════════════════════ */
.projects {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--color-carbon);
}

.project-case {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: center;
  margin-bottom: clamp(5rem, 10vw, 9rem);
}
.project-case:last-child { margin-bottom: 0; }
.project-case--reverse { grid-template-columns: 0.9fr 1.1fr; }
.project-case--reverse .project-case__visual { order: 2; }
.project-case--reverse .project-case__info   { order: 1; }

/* Visual del proyecto */
.project-case__visual {
  position: relative;
}

.project-case__img-wrap {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: #111;
}

.project-case__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.project-case:hover .project-case__img {
  transform: scale(1.03);
}

/* Imagen secundaria flotante */
.project-case__img-secondary-wrap {
  position: absolute;
  bottom: -4.5rem;
  right: -3rem;
  width: 28%;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3/5;
  background: #111;
  border: 2px solid var(--color-carbon);
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}

.project-case--reverse .project-case__img-secondary-wrap {
  right: auto;
  left: -3rem;
}

.project-case__img-secondary {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Placeholder proyectos */
.project-case__img-placeholder {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  background: #111;
  border: 1px dashed rgba(201,201,201,0.15);
}
.project-case__img-placeholder--secondary {
  border-radius: var(--radius-md);
}
.img-placeholder .project-case__img-placeholder { display: flex; }
.project-case__img-placeholder span {
  font-size: 0.7rem;
  color: var(--color-plata-oscura);
  text-align: center;
  padding: 0.5rem;
}

/* Info del proyecto */
.project-case__info { padding: 1rem 0; }

.project-case__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  color: var(--color-blanco);
  margin: 0.5rem 0 1rem;
}

.project-case__desc {
  font-size: clamp(0.9rem, 1.1vw, 1rem);
  color: var(--color-plata-oscura);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.project-case__services {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.project-case__services li {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-champagne);
  padding: 0.3rem 0.75rem;
  border: 1px solid rgba(200,160,106,0.3);
  border-radius: 100px;
}

/* ════════════════════════════════════════════════════
   DIFERENCIACIÓN
   ════════════════════════════════════════════════════ */
.diff {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--color-arena);
}

.diff__heading {
  margin-bottom: clamp(3rem, 6vw, 5rem);
  max-width: 780px;
}

.diff__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 3.2rem);
  font-weight: 700;
  color: var(--color-negro-profundo);
  line-height: 1.2;
  margin-top: 0.5rem;
}

.diff__title em {
  font-style: normal;
  background: none;
  -webkit-text-fill-color: var(--color-champagne);
  color: var(--color-champagne);
}

.diff__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(23,23,23,0.1);
  border: 1px solid rgba(23,23,23,0.1);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.diff__item {
  background: var(--color-arena);
  padding: 2rem;
  transition: background var(--duration) var(--ease);
}
.diff__item:hover { background: #cfc2ad; }

.diff__item-icon {
  color: var(--color-champagne);
  margin-bottom: 1rem;
}

.diff__item h4 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-negro-profundo);
  margin-bottom: 0.5rem;
  letter-spacing: 0;
}

.diff__item p {
  font-size: 0.875rem;
  color: #5a5450;
  line-height: 1.7;
  margin: 0;
}

/* ════════════════════════════════════════════════════
   PROCESO
   ════════════════════════════════════════════════════ */
.process {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--color-negro-profundo);
  border-top: 1px solid rgba(201,201,201,0.06);
}

.process__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 1rem;
}

.process__step {
  position: relative;
  padding: 0 clamp(1rem, 2.5vw, 2rem);
}
.process__step:first-child { padding-left: 0; }
.process__step:last-child  { padding-right: 0; }

.process__step-connector {
  position: absolute;
  top: 2.4rem;
  right: 0;
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, rgba(200,160,106,0.4), transparent);
}

.process__step-num {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 700;
  line-height: 1;
  background: var(--grad-plata);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.25rem;
  display: block;
}

.process__step h3 {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.6vw, 1.4rem);
  font-weight: 700;
  color: var(--color-blanco);
  margin-bottom: 0.75rem;
}

.process__step p {
  font-size: 0.875rem;
  color: var(--color-plata-oscura);
  line-height: 1.7;
  margin: 0;
}

/* ════════════════════════════════════════════════════
   SOBRE DEZZ STUDIO
   ════════════════════════════════════════════════════ */
.about {
  padding: clamp(5rem, 10vw, 9rem) 0;
  background: var(--color-carbon);
  border-top: 1px solid rgba(201,201,201,0.06);
}

.about__inner {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

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

.about__img {
  border-radius: var(--radius-md);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4/5;
  filter: brightness(0.9);
}

.about__img-placeholder {
  display: none;
  align-items: center;
  justify-content: center;
  background: #111;
  border: 1px dashed rgba(201,201,201,0.15);
  border-radius: var(--radius-md);
  aspect-ratio: 4/5;
  width: 100%;
}
.img-placeholder .about__img-placeholder { display: flex; }

.about__isotipo-wrap {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--color-champagne);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(200,160,106,0.3);
}
.about__isotipo { width: 38px; height: 38px; object-fit: contain; filter: brightness(0); }

.about__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.8vw, 3rem);
  color: var(--color-blanco);
  margin: 0.5rem 0 1.5rem;
}

.about__text {
  color: var(--color-plata-oscura);
  margin-bottom: 1.25rem;
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  line-height: 1.8;
}
.about__text:last-of-type { margin-bottom: 2rem; }

/* ════════════════════════════════════════════════════
   CONTACTO
   ════════════════════════════════════════════════════ */
.contact {
  position: relative;
  padding: clamp(5rem, 10vw, 9rem) 0;
  overflow: hidden;
  background: var(--color-negro-profundo);
}

.contact__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.contact__glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 900px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(200,160,106,0.07) 0%, transparent 65%);
  filter: blur(40px);
}

.contact__inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
}

.contact__heading { margin-bottom: 3rem; }

.contact__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.8vw, 2.9rem);
  color: var(--color-blanco);
  margin: 0.5rem 0 1rem;
  font-style: normal;
}

.contact__sub {
  color: var(--color-plata-oscura);
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  margin: 0;
}

/* Formulario */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

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

.form-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-plata-oscura);
}

.form-input {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(201,201,201,0.12);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-marfil);
  transition: border-color var(--duration) var(--ease), background var(--duration) var(--ease);
  width: 100%;
  -webkit-appearance: none;
}
.form-input::placeholder { color: rgba(158,158,158,0.5); }
.form-input:focus {
  outline: none;
  border-color: var(--color-champagne);
  background: rgba(255,255,255,0.05);
}
.form-input.error { border-color: #c0504d; }

.form-textarea { resize: vertical; min-height: 130px; }

.form-notice {
  font-size: 0.78rem;
  color: var(--color-plata-oscura);
  opacity: 0.7;
  margin: 0;
}

/* Contacto directo */
.contact__direct { text-align: center; }

.contact__direct-label {
  font-size: 0.78rem;
  color: var(--color-plata-oscura);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.contact__links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.contact__link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--color-plata-oscura);
  transition: color var(--duration) var(--ease);
}
.contact__link:hover { color: var(--color-champagne); }

/* ════════════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════════════ */
.footer {
  background: var(--color-carbon);
  border-top: 1px solid rgba(201,201,201,0.08);
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(1.5rem, 3vw, 2.5rem);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer__logo {
  margin-bottom: 1rem;
  object-fit: contain;
}

.footer__desc {
  font-size: 0.875rem;
  color: var(--color-plata-oscura);
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.footer__email a {
  font-size: 0.875rem;
  color: var(--color-champagne);
  transition: opacity var(--duration) var(--ease);
}
.footer__email a:hover { opacity: 0.75; }

.footer__nav-title {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-plata-oscura);
  margin-bottom: 1.25rem;
}

.footer__nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.footer__nav-list li,
.footer__nav-list a {
  font-size: 0.875rem;
  color: var(--color-plata-oscura);
  transition: color var(--duration) var(--ease);
}
.footer__nav-list a:hover { color: var(--color-marfil); }

.footer__social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--color-plata-oscura);
  transition: color var(--duration) var(--ease);
}
.footer__social-link:hover { color: var(--color-champagne); }

/* Footer bottom */
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(201,201,201,0.07);
}

.footer__bottom p {
  font-size: 0.78rem;
  color: var(--color-plata-oscura);
  margin: 0;
}

.footer__legal {
  display: flex;
  gap: 1.5rem;
}
.footer__legal a {
  font-size: 0.78rem;
  color: var(--color-plata-oscura);
  transition: color var(--duration) var(--ease);
}
.footer__legal a:hover { color: var(--color-marfil); }

/* ── WHATSAPP FLOTANTE ──────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 800;
  width: 54px; height: 54px;
  border-radius: 50%;
  background: #171717;
  border: 1px solid rgba(201,201,201,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(0,0,0,0.5);
  transition: transform var(--duration) var(--ease), background var(--duration) var(--ease);
}
.whatsapp-float:hover {
  transform: scale(1.08) translateY(-2px);
  background: #222;
}
.whatsapp-float__tooltip {
  position: absolute;
  right: 64px;
  background: var(--color-carbon);
  border: 1px solid rgba(201,201,201,0.1);
  color: var(--color-marfil);
  font-size: 0.75rem;
  padding: 0.4rem 0.875rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration) var(--ease);
}
.whatsapp-float:hover .whatsapp-float__tooltip { opacity: 1; }

/* ════════════════════════════════════════════════════
   PÁGINAS LEGALES
   ════════════════════════════════════════════════════ */
.legal-page {
  padding: calc(var(--header-h) + 4rem) 0 6rem;
  min-height: 100vh;
}

.legal-page__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  color: var(--color-blanco);
  margin-bottom: 0.5rem;
}

.legal-page__date {
  font-size: 0.85rem;
  color: var(--color-plata-oscura);
  margin-bottom: 3rem;
}

.legal-content h2 {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  color: var(--color-blanco);
  margin: 2.5rem 0 0.75rem;
  font-weight: 700;
}

.legal-content p,
.legal-content li {
  font-size: 0.95rem;
  color: var(--color-plata-oscura);
  line-height: 1.8;
  margin-bottom: 0.75rem;
}

.legal-content ul { padding-left: 1.25rem; list-style: disc; }

.legal-content a {
  color: var(--color-champagne);
  text-decoration: underline;
}

/* ════════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════════ */

/* ── 1280px ─────────────────────────────────────── */
@media (max-width: 1280px) {
  .footer__inner {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

/* ── 1024px ─────────────────────────────────────── */
@media (max-width: 1024px) {
  .header__nav, .header__cta { display: none; }
  .header__burger { display: flex; }
  .header__logo-img--mobile { display: block; }
  .header__logo-img--desktop { display: none; }

  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero__content { max-width: 100%; }
  .hero__actions { justify-content: center; }
  .hero__visual { display: none; }

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

  .project-case,
  .project-case--reverse { grid-template-columns: 1fr; }
  .project-case--reverse .project-case__visual,
  .project-case--reverse .project-case__info { order: unset; }
  .project-case__img-secondary-wrap { display: none; }

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

  .process__steps { grid-template-columns: repeat(2, 1fr); gap: 2.5rem 1.5rem; }
  .process__step-connector { display: none; }
  .process__step { padding: 0; }

  .about__inner { grid-template-columns: 1fr; }
  .about__visual { max-width: 480px; }
}

/* ── 768px ──────────────────────────────────────── */
@media (max-width: 768px) {
  .diff__grid { grid-template-columns: 1fr; }

  .process__steps { grid-template-columns: 1fr; gap: 2rem; }

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

  .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer__bottom { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  .footer__legal { flex-wrap: wrap; gap: 1rem; }
}

/* ── 480px ──────────────────────────────────────── */
@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }

  .whatsapp-float { bottom: 1.25rem; right: 1.25rem; }
  .whatsapp-float__tooltip { display: none; }
}


/* ── PRÓXIMO PROYECTO ────────────────────────────── */
.project-next {
  margin-top: 3rem;
  border: 1px dashed rgba(200,160,106,0.25);
  border-radius: 12px;
  padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 5vw, 4rem);
  text-align: center;
  background: rgba(200,160,106,0.03);
  transition: border-color 0.4s ease, background 0.4s ease;
}
.project-next:hover {
  border-color: rgba(200,160,106,0.45);
  background: rgba(200,160,106,0.06);
}
.project-next__title {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.8rem);
  color: #FFFFFF;
  margin: 0.5rem 0 1rem;
}
.project-next p {
  color: #9E9E9E;
  margin-bottom: 2rem;
  font-size: 1rem;
}