/* =============================================
   MURAT ATELIER - CSS
   ============================================= */

:root {
  --bg: #0D0D0D;
  --bg2: #161616;
  --bg3: #1E1E1E;
  --cream: #F2EDE6;
  --cream2: #D9D2C9;
  --text: #F0EBE3;
  --text-muted: #888880;
  --accent: #B8441A;
  --accent2: #C89840;
  --wood: #6B4226;
  --border: rgba(255, 255, 255, 0.07);
  --font-display: 'Bebas Neue', sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --max-w: 1200px;
  --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

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

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

/* =============================================
   TIPOGRAFIA GLOBAL
   ============================================= */

.section-eyebrow {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent2);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--text);
  margin-bottom: 1rem;
}

.section-sub {
  color: var(--text-muted);
  max-width: 480px;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header--light .section-title {
  color: var(--bg);
}

.section-header--light .section-eyebrow {
  color: var(--accent);
}

/* =============================================
   BOTONES
   ============================================= */

.btn {
  display: inline-block;
  padding: 0.9rem 2rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: var(--transition);
}

.btn--primary {
  background: var(--accent);
  color: #fff;
}

.btn--primary:hover {
  background: #d04f20;
}

.btn--ghost {
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: var(--text);
}

.btn--ghost:hover {
  border-color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.btn--full {
  width: 100%;
  text-align: center;
}

/* =============================================
   NAVEGACION
   ============================================= */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2.5rem;
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(13, 13, 13, 0.97);
  backdrop-filter: blur(12px);
  padding: 1rem 2.5rem;
  border-bottom: 1px solid var(--border);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.12em;
  color: var(--text);
  transition: color var(--transition);
}

.nav__logo:hover {
  color: var(--accent2);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav__links a {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
}

.nav__links a:hover {
  color: var(--text);
}

.nav__cta {
  padding: 0.6rem 1.4rem !important;
  border: 1px solid var(--accent) !important;
  color: var(--accent) !important;
}

.nav__cta:hover {
  background: var(--accent) !important;
  color: #fff !important;
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav__burger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text);
  transition: var(--transition);
}

/* =============================================
   HERO
   ============================================= */

.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  padding-bottom: 8vh;
}

.hero__bg {
  position: absolute;
  inset: 0;
}

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero__placeholder {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, #1a1008 0%, #0d0d0d 40%, #1a1008 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
      rgba(13, 13, 13, 0.92) 0%,
      rgba(13, 13, 13, 0.45) 50%,
      rgba(13, 13, 13, 0.2) 100%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0 2.5rem;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

.hero__eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent2);
  margin-bottom: 1rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 10rem);
  line-height: 0.9;
  letter-spacing: 0.03em;
  color: var(--text);
  margin-bottom: 1.25rem;
}

.hero__title em {
  font-style: italic;
  font-family: var(--font-serif);
  font-size: 0.65em;
  color: var(--cream2);
  display: block;
  letter-spacing: 0.06em;
}

.hero__tagline {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

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

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  right: 2.5rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.hero__scroll span {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, transparent, var(--accent2));
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }

  50% {
    transform: scaleY(1);
    transform-origin: top;
  }

  51% {
    transform: scaleY(1);
    transform-origin: bottom;
  }

  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

/* =============================================
   VALORES
   ============================================= */

.valores {
  padding: 6rem 0;
  border-bottom: 1px solid var(--border);
}

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

.valores__item {
  text-align: center;
  padding: 2rem;
}

.valores__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1.5rem;
  color: var(--accent2);
}

.valores__icon svg {
  width: 100%;
  height: 100%;
}

.valores__item h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.valores__item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* =============================================
   PORTFOLIO
   ============================================= */

.portfolio {
  padding: 7rem 0;
}

.portfolio__filters {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter {
  padding: 0.5rem 1.25rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.filter:hover,
.filter.active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(184, 68, 26, 0.07);
}

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

.portfolio__item {
  background: var(--bg);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
}

.portfolio__item.hidden {
  display: none;
}

.portfolio__img-wrap {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #111;
}

.portfolio__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.portfolio__item[data-category="luminarias"] {
  grid-column: 1 / -1;
}

.portfolio__item[data-category="luminarias"] .portfolio__img-wrap {
  aspect-ratio: 21/8;
}

.portfolio__item:hover .portfolio__img-wrap img {
  transform: scale(1.05);
}

.portfolio__placeholder {
  width: 100%;
  height: 100%;
  background: var(--bg3);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  line-height: 1.6;
  padding: 1rem;
  transition: background var(--transition);
}

.portfolio__item:hover .portfolio__placeholder {
  background: #222;
}

.portfolio__info {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border);
}

.portfolio__info h4 {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: var(--text);
}

.portfolio__info p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* =============================================
   PROCESO
   ============================================= */

.proceso {
  padding: 7rem 0;
  background: var(--cream);
}

.proceso .section-header {
  margin-bottom: 5rem;
}

.proceso__steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem 5rem;
  max-width: 900px;
  margin: 0 auto;
}

.proceso__step {
  display: flex;
  gap: 1.75rem;
  align-items: flex-start;
}

.proceso__num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  line-height: 1;
  color: var(--accent);
  opacity: 0.5;
  flex-shrink: 0;
  min-width: 3rem;
}

.proceso__content h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--bg);
  margin-bottom: 0.5rem;
}

.proceso__content p {
  font-size: 0.88rem;
  color: #555;
  line-height: 1.75;
}

/* =============================================
   NOSOTROS
   ============================================= */

.nosotros {
  padding: 8rem 0;
}

.nosotros__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

.nosotros__img-wrap {
  position: relative;
}

.nosotros__placeholder {
  aspect-ratio: 3/4;
  background: var(--bg3);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 2rem;
}

.nosotros__text .section-title {
  margin-bottom: 1.5rem;
}

.nosotros__lead {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--cream2);
  margin-bottom: 1.25rem;
  line-height: 1.6;
}

.nosotros__text p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.nosotros__data {
  display: flex;
  gap: 2.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.nosotros__stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--accent2);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.nosotros__stat span {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* =============================================
   TESTIMONIOS
   ============================================= */

.testimonios {
  padding: 7rem 0;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.testimonios__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonios__item {
  padding: 2rem;
  border: 1px solid var(--border);
  position: relative;
}

.testimonios__item::before {
  content: '"';
  font-family: var(--font-serif);
  font-size: 5rem;
  line-height: 1;
  color: var(--accent);
  opacity: 0.3;
  position: absolute;
  top: 0.5rem;
  left: 1.5rem;
}

.testimonios__item p {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-style: italic;
  line-height: 1.75;
  color: var(--cream2);
  margin-bottom: 1.25rem;
  padding-top: 1.5rem;
}

.testimonios__item cite {
  font-style: normal;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* =============================================
   CONTACTO
   ============================================= */

.contacto {
  padding: 8rem 0;
}

.contacto__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.contacto__text .section-title {
  margin-bottom: 1.25rem;
}

.contacto__text>p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2.5rem;
}

.contacto__canales {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contacto__canal {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}

.contacto__canal:hover {
  color: var(--accent2);
}

.contacto__canal svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Formulario */
.contacto__form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

.form__group label {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form__group input,
.form__group select,
.form__group textarea {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.85rem 1rem;
  outline: none;
  transition: border-color var(--transition);
  resize: none;
  appearance: none;
  -webkit-appearance: none;
}

.form__group input::placeholder,
.form__group textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.5;
}

.form__group select {
  color: var(--text-muted);
}

.form__group select option {
  background: var(--bg2);
}

.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
  border-color: var(--accent);
}

.form__note {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
}

.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.1em;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.footer__tagline {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.footer__nav {
  display: flex;
  gap: 2rem;
}

.footer__nav a {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer__nav a:hover {
  color: var(--text);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* =============================================
   WHATSAPP FLOTANTE
   ============================================= */

.wa-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 90;
  width: 52px;
  height: 52px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
  transition: var(--transition);
}

.wa-float:hover {
  background: #20c05a;
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.45);
}

.wa-float svg {
  width: 26px;
  height: 26px;
  color: #fff;
  fill: #fff;
}

/* =============================================
   ANIMACIONES
   ============================================= */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

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

@media (max-width: 1024px) {
  .valores__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }

  .proceso__steps {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .nosotros__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .nosotros__placeholder {
    aspect-ratio: 16/9;
  }

  .contacto__grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
}

@media (max-width: 768px) {
  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: 70vw;
    max-width: 320px;
    background: var(--bg2);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transition: right var(--transition);
    border-left: 1px solid var(--border);
  }

  .nav__links.open {
    right: 0;
  }

  .nav__links a {
    font-size: 0.85rem;
  }

  .nav__burger {
    display: flex;
  }

  .hero__title {
    font-size: clamp(3.5rem, 15vw, 7rem);
  }

  .hero__actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

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

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

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

  .nosotros__data {
    gap: 1.5rem;
    flex-wrap: wrap;
  }

  .footer__top {
    flex-direction: column;
    gap: 2rem;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .portfolio__grid {
    grid-template-columns: 1fr;
  }

  .proceso__step {
    flex-direction: column;
    gap: 0.5rem;
  }

  .proceso__num {
    font-size: 2.5rem;
  }
}

/* =============================================
   LIGHTBOX
   ============================================= */

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

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

.lightbox__img {
  max-width: 90vw;
  max-height: 88vh;
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.lightbox__close {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: #fff;
  font-size: 2.5rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.lightbox__close:hover {
  opacity: 1;
}