/* ========================================
   MHM Woodwork — Styles
   Inspired by treku.com aesthetic
   ======================================== */

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

:root {
  --color-bg: #fafaf8;
  --color-bg-alt: #f2f0ec;
  --color-dark: #1a1a1a;
  --color-text: #3a3a3a;
  --color-text-light: #7a7a7a;
  --color-accent: #6b4c3b;
  --color-accent-light: #bfb8aa;
  --color-white: #ffffff;
  --color-footer: #1a1a1a;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;

  --max-width: 1200px;
  --gap: clamp(1.5rem, 4vw, 3rem);
  --section-padding: clamp(4rem, 10vw, 8rem);

  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem clamp(1.5rem, 5vw, 3rem);
  transition: background-color var(--transition), box-shadow var(--transition);
}

.header--scrolled {
  background-color: rgba(250, 250, 248, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header__logo-icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
}

.header__logo-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.header__logo-text {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 500;
  color: var(--color-dark);
  line-height: 1.1;
  letter-spacing: -0.01em;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.header--hero .header__logo-text {
  color: var(--color-white);
}

.header__logo-text span {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-align: center;
  color: var(--color-text-light);
}

.header--hero .header__logo-text span {
  color: rgba(255, 255, 255, 0.6);
}

.header__nav {
  display: flex;
  gap: 2.5rem;
}

.header__link {
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
  position: relative;
  transition: color var(--transition);
}

.header--hero .header__link {
  color: rgba(255, 255, 255, 0.85);
}

.header--hero .header__link:hover {
  color: var(--color-white);
}

.header__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: currentColor;
  transition: width var(--transition);
}

.header__link:hover::after {
  width: 100%;
}

/* Burger */
.header__burger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 110;
}

.header__burger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background-color: var(--color-dark);
  transition: transform var(--transition), opacity var(--transition);
}

.header--hero .header__burger span {
  background-color: var(--color-white);
}

.header--scrolled .header__burger span {
  background-color: var(--color-dark);
}

.header__burger.active span:first-child {
  transform: translateY(3.75px) rotate(45deg);
}

.header__burger.active span:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}

/* --- Hero --- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  padding: clamp(3rem, 8vw, 6rem) clamp(1.5rem, 5vw, 3rem);
  overflow: hidden;
}

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

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.55) 0%,
    rgba(0, 0, 0, 0.15) 50%,
    rgba(0, 0, 0, 0.05) 100%
  );
}

.hero__content {
  max-width: var(--max-width);
  padding-bottom: 3rem;
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 400;
  line-height: 1.05;
  color: var(--color-white);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 300;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 2rem;
  letter-spacing: 0.02em;
}

.hero__cta {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: var(--color-white);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background-color var(--transition), border-color var(--transition);
}

.hero__cta:hover {
  background-color: var(--color-white);
  border-color: var(--color-white);
  color: var(--color-dark);
}

/* --- Section Header --- */
.section-header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}

.section-header--left {
  text-align: left;
}

.section-header__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-header__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 400;
  color: var(--color-dark);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

/* --- Trabajos --- */
.trabajos {
  padding: 0 clamp(1.5rem, 5vw, 3rem) var(--section-padding);
  max-width: 1400px;
  margin: 0 auto;
}

.trabajos__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.trabajo-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.trabajo-card--large {
  grid-column: span 2;
}

.trabajo-card__img {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.trabajo-card--large .trabajo-card__img {
  aspect-ratio: 16 / 9;
}

.trabajo-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.trabajo-card:hover .trabajo-card__img img {
  transform: scale(1.04);
}

.trabajo-card__info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem 1.5rem;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
  transform: translateY(100%);
  transition: transform var(--transition);
}

.trabajo-card:hover .trabajo-card__info {
  transform: translateY(0);
}

.trabajo-card__info h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--color-white);
  margin-bottom: 0.25rem;
}

.trabajo-card__info p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
  font-weight: 300;
}

/* --- Colecciones (cuadrícula estilo Treku) --- */
.colecciones {
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  margin-bottom: clamp(4rem, 8vw, 6rem);
}

.coleccion-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.coleccion-card__text {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: clamp(2.5rem, 5vw, 4rem) clamp(2rem, 4vw, 3.5rem);
  background-color: #8a9876;
  min-height: 420px;
}

.coleccion-card--reverse .coleccion-card__text {
  background-color: #b5a67a;
}

.coleccion-card__label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 1rem;
}

.coleccion-card__title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  font-weight: 400;
  color: var(--color-white);
  line-height: 1.2;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.coleccion-card__desc {
  font-size: 0.88rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
  margin-bottom: 1.75rem;
  max-width: 30ch;
}

.coleccion-card__link {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-white);
  padding: 0.6rem 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.6);
  transition: all var(--transition);
}

.coleccion-card:hover .coleccion-card__link {
  background-color: var(--color-white);
  color: var(--color-dark);
  border-color: var(--color-white);
}

.coleccion-card__img {
  overflow: hidden;
}

.coleccion-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.coleccion-card:hover .coleccion-card__img img {
  transform: scale(1.04);
}

/* --- Coleccion (subsección) --- */
.coleccion {
  margin-bottom: clamp(4rem, 8vw, 6rem);
  scroll-margin-top: 6rem;
}

.coleccion__header {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-bg-alt);
}

.coleccion__title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 400;
  color: var(--color-dark);
  line-height: 1.2;
  margin-bottom: 0.35rem;
}

.coleccion__desc {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* --- Servicios --- */
.servicios {
  position: relative;
  padding: var(--section-padding) clamp(1.5rem, 5vw, 3rem);
  overflow: hidden;
}

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

.servicios__video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.servicios__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-color: rgba(26, 26, 26, 0.72);
}

.servicios__content {
  position: relative;
  z-index: 2;
}

.servicios__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
  max-width: var(--max-width);
  margin: 0 auto;
}

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

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

.servicio {
  text-align: center;
  padding: 2rem 1rem;
}

.servicio__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1.5rem;
  color: var(--color-accent-light);
}

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

.servicio__title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.servicio__desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.65);
  font-weight: 300;
}

/* --- Nosotros --- */
.nosotros {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 80vh;
}

.nosotros__image {
  overflow: hidden;
}

.nosotros__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nosotros__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 5vw, 4rem);
}

.nosotros__text {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: 1.25rem;
  font-weight: 300;
}

.nosotros__stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-bg-alt);
}

.stat__number {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-dark);
  line-height: 1;
  letter-spacing: 0.02em;
}

.stat__label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
}

/* --- Contacto --- */
.contacto {
  padding: var(--section-padding) clamp(1.5rem, 5vw, 3rem);
}

.contacto__wrapper {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: clamp(2rem, 6vw, 5rem);
  max-width: var(--max-width);
  margin: 0 auto;
}

.contacto__item {
  margin-bottom: 2rem;
}

.contacto__item h4 {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.contacto__item a,
.contacto__item p {
  font-size: 1rem;
  color: var(--color-dark);
  line-height: 1.6;
}

.contacto__item a:hover {
  color: var(--color-accent);
}

.contacto__social {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.contacto__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-bg-alt);
  border-radius: 50%;
  color: var(--color-text);
  transition: all var(--transition);
}

.contacto__social a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.contacto__social svg {
  width: 18px;
  height: 18px;
}

/* Form */
.form-group {
  position: relative;
  margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-dark);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-bg-alt);
  outline: none;
  transition: border-color var(--transition);
  resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-bottom-color: var(--color-accent);
}

.form-group label {
  position: absolute;
  top: 1rem;
  left: 0;
  font-size: 1rem;
  color: var(--color-text-light);
  pointer-events: none;
  transition: all var(--transition);
}

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
  top: -0.6rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.form-check input[type="checkbox"] {
  margin-top: 0.25rem;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.form-check label {
  font-size: 0.85rem;
  color: var(--color-text-light);
  font-weight: 300;
  line-height: 1.5;
  cursor: pointer;
}

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

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  background-color: var(--color-dark);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--color-dark);
  cursor: pointer;
  transition: all var(--transition);
}

.btn:hover {
  background-color: transparent;
  color: var(--color-dark);
}

/* --- Footer --- */
.footer {
  background-color: var(--color-footer);
  color: rgba(255, 255, 255, 0.6);
  padding: clamp(3rem, 6vw, 4rem) clamp(1.5rem, 5vw, 3rem);
}

.footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--gap);
  max-width: var(--max-width);
  margin: 0 auto;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__logo {
  display: inline-block;
  margin-bottom: 1rem;
}

.footer__logo img {
  width: 220px;
  height: auto;
  filter: brightness(0) invert(1);
}

.footer__brand p {
  font-size: 0.9rem;
  font-weight: 300;
}

.footer__links h4 {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 1.25rem;
}

.footer__links a {
  display: block;
  font-size: 0.9rem;
  font-weight: 300;
  margin-bottom: 0.75rem;
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--color-white);
}

.footer__bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 1.5rem;
  text-align: center;
}

.footer__bottom p {
  font-size: 0.8rem;
  font-weight: 300;
}

/* --- Scroll Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
  .servicios__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .trabajo-card--large {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .header__nav {
    position: fixed;
    inset: 0;
    background-color: var(--color-bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
  }

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

  .header__nav.open .header__link {
    color: var(--color-dark);
    font-size: 1.1rem;
  }

  .header__burger {
    display: flex;
  }

  .coleccion-card {
    grid-template-columns: 1fr;
  }

  .coleccion-card__text {
    min-height: 280px;
  }

  .coleccion-card__img {
    height: 55vw;
    min-height: 220px;
  }

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

  .trabajo-card--large {
    grid-column: span 1;
  }

  .trabajo-card__info {
    transform: translateY(0);
  }

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

  .nosotros__image {
    height: 50vw;
    min-height: 280px;
  }

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

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

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