/* ============================================================
   QUIET VISUALS STUDIO — Stylesheet
   ============================================================ */

/* ---- Custom Properties ---- */
:root {
  --bg:          #F8F4ED;
  --bg-alt:      #EDE7DB;
  --surface:     #E3DBCC;
  --accent:      #B5795A;
  --accent-dark: #965F40;
  --text:        #28190E;
  --text-mid:    #584438;
  --text-light:  #9A8070;
  --white:       #FFFFFF;

  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans:  'Jost', -apple-system, BlinkMacSystemFont, sans-serif;

  --nav-h:   92px;
  --max-w:   1320px;
  --pad:     clamp(1.25rem, 5vw, 4rem);
  --ease:    cubic-bezier(0.16, 1, 0.3, 1);
  --trans:   0.35s var(--ease);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a   { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; color: inherit; }
ul, ol { list-style: none; }

/* ---- Utilities ---- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.section { padding: clamp(5rem, 10vw, 9rem) 0; }

.section__header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto clamp(2.5rem, 5vw, 4rem);
}

.section__label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.8rem;
}

.section__title {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.section__desc {
  font-size: 0.97rem;
  font-weight: 300;
  color: var(--text-mid);
  line-height: 1.75;
}

/* ---- Reveal on Scroll ---- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
}
.reveal.visible { opacity: 1; transform: none; }

/* ---- Button ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2.2rem;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: var(--trans);
}
.btn--primary {
  background: var(--accent);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
}
.btn--primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}


/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--pad);
  transition: background var(--trans), backdrop-filter var(--trans), box-shadow var(--trans);
}

.nav.scrolled {
  background: rgba(248, 244, 237, 0.93);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(40, 25, 14, 0.07);
}

/* Logo — hidden on hero, fades in on scroll */
.nav__logo {
  display: flex;
  align-items: center;
  z-index: 201;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--trans);
}
.nav.scrolled .nav__logo {
  opacity: 1;
  pointer-events: auto;
}
.nav__logo-img {
  height: 72px;
  width: auto;
}

/* Menu */
.nav__menu {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav__link {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: color var(--trans);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width var(--trans);
}
.nav__link:hover::after { width: 100%; }

/* Nav links — on hero (dark BG) */
.nav:not(.scrolled) .nav__link { color: rgba(255,255,255,0.88); }
.nav:not(.scrolled) .nav__link:hover { color: var(--white); }
/* Nav links — scrolled */
.nav.scrolled .nav__link { color: var(--text); }
.nav.scrolled .nav__link:hover { color: var(--accent); }

/* Lang switcher */
.nav__lang {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  margin-left: 0.5rem;
}
.lang-btn {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 2px 4px;
  transition: color var(--trans);
}
.lang-sep {
  font-size: 0.65rem;
  color: var(--text-light);
  user-select: none;
}

.nav:not(.scrolled) .lang-btn       { color: rgba(255,255,255,0.55); }
.nav:not(.scrolled) .lang-btn.active{ color: var(--white); }
.nav:not(.scrolled) .lang-sep       { color: rgba(255,255,255,0.3); }
.nav.scrolled .lang-btn             { color: var(--text-light); }
.nav.scrolled .lang-btn.active      { color: var(--accent); }
.lang-btn:hover { color: var(--accent) !important; }

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  z-index: 201;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text);
  transition: var(--trans);
  transform-origin: center;
}
.nav:not(.scrolled) .nav__hamburger span { background: var(--white); }
.nav__hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }


/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  height: 100svh;
  min-height: 580px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 28%;
  animation: heroZoom 18s ease-out both;
}

@keyframes heroZoom {
  from { transform: scale(1.08); }
  to   { transform: scale(1); }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(20, 12, 6, 0.18) 0%,
    rgba(20, 12, 6, 0.42) 55%,
    rgba(20, 12, 6, 0.62) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--white);
  padding: 0 var(--pad);
  animation: fadeUp 1.1s 0.2s var(--ease) both;
}

.hero__logo {
  height: clamp(120px, 18vw, 200px);
  width: auto;
  margin: 0 auto 2rem;
  border-radius: 8px;
  filter: drop-shadow(0 4px 24px rgba(0, 0, 0, 0.5));
}

.hero__tagline {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 3vw, 1.85rem);
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.06em;
  opacity: 0.88;
  margin-bottom: 2.5rem;
}

.hero__cta {
  display: inline-block;
  padding: 0.85rem 2.4rem;
  border: 1px solid rgba(255,255,255,0.65);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: var(--trans);
}
.hero__cta:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}

.hero__scroll {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  color: rgba(255,255,255,0.6);
  animation: bounce 2.4s ease-in-out infinite;
  transition: color var(--trans);
}
.hero__scroll:hover { color: var(--white); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(36px); }
  to   { opacity: 1; transform: none; }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(7px); }
}


/* ============================================================
   PORTFOLIO
   ============================================================ */
.portfolio { background: var(--bg); }

/* Filters */
.portfolio__filters {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.5rem 1.5rem;
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-mid);
  border: 1px solid transparent;
  transition: var(--trans);
}
.filter-btn:hover  { color: var(--accent); }
.filter-btn.active {
  border-color: var(--accent);
  color: var(--accent);
}

/* Masonry grid */
.portfolio__grid {
  columns: 3 260px;
  column-gap: 1rem;
}

.portfolio__item {
  break-inside: avoid;
  position: relative;
  overflow: hidden;
  margin-bottom: 1rem;
  cursor: zoom-in;
  background: var(--surface);
}

.portfolio__item img {
  width: 100%;
  display: block;
  transition: transform 0.65s var(--ease);
}
.portfolio__item:hover img { transform: scale(1.05); }

.portfolio__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 1.1rem;
  background: rgba(28, 17, 8, 0);
  transition: background 0.4s ease;
}
.portfolio__item:hover .portfolio__overlay { background: rgba(28, 17, 8, 0.32); }

.portfolio__cat {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: transparent;
  font-weight: 400;
  transition: color 0.4s ease;
}
.portfolio__item:hover .portfolio__cat { color: rgba(255,255,255,0.88); }

.portfolio__item.hidden { display: none; }


/* ============================================================
   SERVICES
   ============================================================ */
.services { background: var(--bg-alt); }

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

.service-card {
  background: var(--bg);
  overflow: hidden;
  transition: transform var(--trans), box-shadow var(--trans);
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(28, 17, 8, 0.1);
}

.service-card__img {
  aspect-ratio: 3 / 4;
  overflow: hidden;
}
.service-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.65s var(--ease);
}
.service-card:hover .service-card__img img { transform: scale(1.06); }

.service-card__body { padding: 1.6rem 1.5rem 2rem; }

.service-card__title {
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 400;
  margin-bottom: 0.6rem;
  color: var(--text);
}

.service-card__text {
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--text-mid);
  line-height: 1.75;
}


/* ============================================================
   CONTACT
   ============================================================ */
.contact { background: var(--bg); }

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(3rem, 7vw, 6rem);
  align-items: start;
}

.contact__title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.15;
  margin: 0.5rem 0 1.2rem;
}

.contact__text {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--text-mid);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.contact__detail {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  font-size: 0.9rem;
  color: var(--text-mid);
}
.contact__detail svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--accent);
}
.contact__link { transition: color var(--trans); }
.contact__link:hover { color: var(--accent); }

/* Form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.form-group label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-mid);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--surface);
  background: var(--bg-alt);
  font-family: var(--sans);
  font-size: 0.93rem;
  font-weight: 300;
  color: var(--text);
  outline: none;
  appearance: none;
  border-radius: 0;
  transition: border-color var(--trans), background var(--trans);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  background: var(--white);
}
.form-group textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.65;
}

.form-success {
  display: none;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--accent);
  padding: 0.5rem 0;
}
.form-success.visible { display: block; }


/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--text);
  color: rgba(255,255,255,0.65);
  padding: clamp(3rem, 6vw, 5rem) 0 2rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr auto;
  gap: 3rem;
  align-items: start;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 1.8rem;
}

.footer__logo {
  height: 80px;
  width: auto;
  opacity: 0.88;
  margin-bottom: 0.8rem;
  border-radius: 4px;
  filter: drop-shadow(0 2px 12px rgba(0, 0, 0, 0.4));
}

.footer__tagline {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.4);
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding-top: 0.5rem;
}
.footer__nav a {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  transition: color var(--trans);
}
.footer__nav a:hover { color: var(--white); }

.footer__social {
  display: flex;
  gap: 1rem;
  padding-top: 0.5rem;
}
.footer__social a {
  color: rgba(255,255,255,0.5);
  transition: color var(--trans);
}
.footer__social a:hover { color: var(--white); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}
.footer__bottom p {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
}
.footer__legal { display: flex; gap: 1.5rem; }
.footer__legal a {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
  transition: color var(--trans);
}
.footer__legal a:hover { color: rgba(255,255,255,0.65); }


/* ============================================================
   LIGHTBOX
   ============================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(15, 9, 4, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.lightbox.open {
  opacity: 1;
  pointer-events: all;
}

.lightbox__img-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 90vw;
  max-height: 92vh;
}
.lightbox__img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  box-shadow: 0 30px 90px rgba(0,0,0,0.5);
  transition: opacity 0.2s ease;
}
.lightbox__img.fading { opacity: 0; }

.lightbox__close,
.lightbox__arrow {
  position: absolute;
  color: rgba(255,255,255,0.7);
  padding: 1rem;
  transition: color var(--trans), transform var(--trans);
}
.lightbox__close:hover,
.lightbox__arrow:hover { color: var(--white); }

.lightbox__close { top: 1.5rem; right: 1.5rem; }
.lightbox__close:hover { transform: rotate(90deg); }

.lightbox__prev { left: 1.5rem; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: 1.5rem; top: 50%; transform: translateY(-50%); }
.lightbox__prev:hover { transform: translateY(-50%) translateX(-3px); }
.lightbox__next:hover { transform: translateY(-50%) translateX(3px); }

.lightbox__counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.4);
}


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

/* Tablet */
@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .contact__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

/* Mobile nav trigger */
@media (max-width: 768px) {
  .nav__hamburger { display: flex; }

  .nav__menu {
    position: fixed;
    top: 0; right: -100%;
    bottom: 0;
    width: min(300px, 80vw);
    background: var(--bg);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 2rem;
    padding: 2rem clamp(1.5rem, 6vw, 3rem);
    box-shadow: -8px 0 40px rgba(28, 17, 8, 0.12);
    transition: right 0.4s var(--ease);
    z-index: 200;
  }
  .nav__menu.open { right: 0; }

  /* Override hero-state styles inside open menu */
  .nav__link { color: var(--text) !important; font-size: 0.85rem; }
  .nav__lang  { margin-left: 0; }
  .lang-btn   { color: var(--text-mid) !important; }
  .lang-btn.active { color: var(--accent) !important; }
  .lang-sep   { color: var(--text-light) !important; }

  /* Portfolio */
  .portfolio__grid { columns: 2 180px; }

  /* Services */
  .services__grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }

  /* Footer */
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .portfolio__grid { columns: 1; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; gap: 1rem; }
}