/* ============================================================
   MAIN STYLES — All using CSS variables from themes.css
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display&family=DM+Sans:wght@300;400;500;600&family=Playfair+Display:wght@400;600&family=Source+Sans+3:wght@300;400;600&family=Space+Grotesk:wght@400;500;600&display=swap');

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  transition: background .3s, color .3s;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

/* ── Utility ────────────────────────────────────────────────── */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: var(--section-v) 0; }
.section--alt { background: var(--color-surface-alt); }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }
.visually-hidden { position: absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; }
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: 1.25rem; }
p  { font-size: 1rem; line-height: 1.75; }

.section-label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}
.section-title { margin-bottom: 16px; }
.section-sub { color: var(--color-text-muted); max-width: 560px; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .02em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all .2s;
}
.btn--primary {
  background: var(--color-btn-primary);
  color: var(--color-btn-primary-fg);
  border-color: var(--color-btn-primary);
}
.btn--primary:hover { background: var(--color-accent-dark); border-color: var(--color-accent-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--secondary {
  background: transparent;
  color: var(--color-btn-secondary);
  border-color: var(--color-btn-secondary);
}
.btn--secondary:hover { background: var(--color-btn-secondary); color: var(--color-btn-secondary-fg); }
.btn--ghost {
  background: transparent;
  color: var(--color-accent);
  border-color: transparent;
  padding-left: 0; padding-right: 0;
}
.btn--ghost:hover { color: var(--color-accent-dark); }
.btn--full { width: 100%; justify-content: center; }

/* ── NAV ─────────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-nav-bg);
  border-bottom: 1px solid var(--color-border);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  box-shadow: var(--shadow-sm);
  transition: background .3s;
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--color-nav-text);
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
.nav__logo-icon {
  width: 32px; height: 32px;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: #fff;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 24px;
}
.nav__link {
  font-size: .875rem;
  font-weight: 500;
  color: var(--color-nav-text);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color .15s;
  opacity: .7;
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 12px; right: 12px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform .2s;
}
.nav__link:hover { opacity: 1; color: var(--color-accent); }
.nav__link.active { opacity: 1; color: var(--color-accent); }
.nav__link.active::after { transform: scaleX(1); }
.nav__right { display: flex; align-items: center; gap: 12px; }

/* Language switcher */
.lang-switcher { display: flex; align-items: center; }
.lang-select {
  appearance: none;
  background: var(--color-nav-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-nav-text);
  padding: 5px 28px 5px 10px;
  font-size: .8rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23888'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  transition: border-color .15s;
}
.lang-select:hover, .lang-select:focus { border-color: var(--color-accent); outline: none; }

/* Theme switcher */
.theme-switcher {
  display: flex;
  gap: 6px;
  align-items: center;
}
.theme-dot {
  width: 18px; height: 18px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s;
}
.theme-dot:hover { transform: scale(1.2); }
.theme-dot.active { border-color: var(--color-accent); }
.theme-dot--clean  { background: #1A1A18; }
.theme-dot--warm   { background: #7C4A18; }
.theme-dot--modern { background: #E8A45A; }

/* Mobile menu */
.nav__burger {
  display: none;
  background: none; border: none;
  cursor: pointer; color: var(--color-nav-text);
  font-size: 1.4rem;
}
@media (max-width: 820px) {
  .nav__links { display: none; }
  .nav__links.open {
    display: flex; flex-direction: column;
    position: absolute; top: var(--nav-height); left: 0; right: 0;
    background: var(--color-nav-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 24px;
    gap: 4px;
    z-index: 99;
  }
  .nav__burger { display: block; }
}

/* ── HERO ─────────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  color: var(--color-hero-text);
  padding: 130px 0 110px;
  min-height: 580px;
}
.hero__bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  z-index: 0;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.52);
  pointer-events: none;
  z-index: 1;
}
.hero__content {
  position: relative;
  z-index: 2;
}
.hero__inner {
  max-width: 640px;
}
.hero__label { color: var(--color-hero-accent); }
.hero__title { color: var(--color-hero-text); margin-bottom: 20px; }
.hero__sub { color: rgba(255,255,255,.65); margin-bottom: 36px; font-size: 1.05rem; }
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero__actions .btn--secondary { border-color: rgba(255,255,255,.35); color: var(--color-hero-text); }
.hero__actions .btn--secondary:hover { background: rgba(255,255,255,.12); }
@media (max-width: 640px) {
  .hero { padding: 80px 0 64px; min-height: unset; }
  .hero__sub { font-size: .95rem; margin-bottom: 28px; }
  .hero__actions { flex-direction: column; align-items: flex-start; gap: 12px; }
  .hero__actions .btn { width: 100%; justify-content: center; }
}

/* ── ABOUT STRIP ─────────────────────────────────────────────── */
.about-strip__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.about-item__icon { font-size: 1.8rem; margin-bottom: 14px; }
.about-item__title { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.about-item__desc { font-size: .9rem; color: var(--color-text-muted); line-height: 1.7; }
@media (max-width: 640px) {
  .about-strip__grid { grid-template-columns: 1fr; gap: 32px; }
}

/* ── SERVICES ─────────────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: box-shadow .25s, transform .25s, border-color .25s;
  position: relative;
}
.service-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.service-card--highlight {
  border-color: var(--color-accent);
  border-width: 2px;
}
.service-card__badge {
  position: absolute; top: 20px; right: 20px;
  background: var(--color-accent); color: #fff;
  font-size: .65rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; padding: 3px 8px;
  border-radius: 20px;
}
.service-card__icon { font-size: 2.4rem; margin-bottom: 20px; }
.service-card__title { margin-bottom: 12px; font-size: 1.2rem; }
.service-card__desc { color: var(--color-text-muted); font-size: .9rem; line-height: 1.7; margin-bottom: 28px; }

/* ── PORTFOLIO ────────────────────────────────────────────────── */

/* Filter bar */
.pf-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.pf-filter {
  padding: 7px 20px;
  border-radius: 20px;
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: .85rem;
  font-weight: 600;
  text-decoration: none;
  transition: all .2s;
}
.pf-filter:hover { border-color: var(--color-accent); color: var(--color-accent); }
.pf-filter.active { border-color: var(--color-accent); background: var(--color-accent); color: #fff; }

/* Masonry grid */
.pf-masonry {
  columns: 3;
  column-gap: 16px;
  margin-top: 8px;
}
.pf-card {
  break-inside: avoid;
  margin-bottom: 16px;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  position: relative;
}
.pf-card__img {
  position: relative;
  overflow: hidden;
  background: var(--color-surface-alt);
  min-height: 160px;
}
.pf-card__img img {
  width: 100%;
  display: block;
  transition: transform .4s ease;
}
.pf-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 180px;
  font-size: 3rem;
  color: var(--color-text-muted);
}
.pf-card__overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 32px 16px 14px;
  background: linear-gradient(to top, rgba(0,0,0,.75) 0%, transparent 100%);
  transform: translateY(4px);
  transition: transform .25s;
}
.pf-card:hover .pf-card__img img { transform: scale(1.05); }
.pf-card:hover .pf-card__overlay { transform: translateY(0); }
.pf-card__tag {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 10px;
  margin-bottom: 5px;
}
.pf-card__title {
  color: #fff;
  font-size: .9rem;
  font-weight: 600;
  line-height: 1.3;
  text-shadow: 0 1px 3px rgba(0,0,0,.4);
}

@media (max-width: 960px) { .pf-masonry { columns: 2; } }
@media (max-width: 560px) { .pf-masonry { columns: 1; } }

.portfolio-empty {
  text-align: center;
  padding: 80px 24px;
  color: var(--color-text-muted);
  font-size: 1.1rem;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
}

/* Split-panel modal */
.pf-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0,0,0,.8);
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.pf-modal__inner {
  display: flex;
  width: 100%;
  max-width: 1060px;
  max-height: 88vh;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,.4);
}
.pf-modal__info {
  flex: 0 0 420px;
  padding: 40px 36px;
  overflow-y: auto;
  border-right: 1px solid var(--color-border);
  position: relative;
  min-height: 0;
}
.pf-modal__close {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--color-surface-alt);
  border: none;
  width: 32px; height: 32px;
  border-radius: 50%;
  font-size: .85rem;
  cursor: pointer;
  color: var(--color-text-muted);
  display: flex; align-items: center; justify-content: center;
  transition: background .15s;
}
.pf-modal__close:hover { background: var(--color-border); }
.pf-modal__meta { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; margin-top: 8px; }
.pf-modal__tag {
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: .7rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 3px 9px; border-radius: 20px;
}
.pf-modal__year { font-size: .8rem; color: var(--color-text-muted); }
.pf-modal__title { font-size: 1.4rem; font-weight: 700; margin-bottom: 20px; line-height: 1.3; }
.pf-modal__desc { font-size: .9rem; color: var(--color-text-muted); line-height: 1.75; white-space: pre-wrap; }
.pf-modal__media {
  flex: 1;
  position: relative;
  background: #111;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pf-modal__img {
  max-width: 100%;
  max-height: 88vh;
  object-fit: contain;
  display: block;
}
.pf-modal__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,.15);
  border: none;
  color: #fff;
  width: 44px; height: 44px;
  border-radius: 50%;
  font-size: 1.3rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s;
  backdrop-filter: blur(4px);
}
.pf-modal__nav:hover { background: rgba(255,255,255,.3); }
.pf-modal__nav--prev { left: 12px; }
.pf-modal__nav--next { right: 12px; }
.pf-modal__counter {
  position: absolute;
  bottom: 12px; left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.6);
  font-size: .8rem;
  background: rgba(0,0,0,.4);
  padding: 3px 10px;
  border-radius: 10px;
  backdrop-filter: blur(4px);
}

@media (max-width: 720px) {
  .pf-modal { align-items: flex-end; padding: 0; }
  .pf-modal__inner {
    flex-direction: column-reverse;
    width: 100%;
    max-width: 100%;
    height: 90vh;
    max-height: 90vh;
    border-radius: 16px 16px 0 0;
  }
  .pf-modal__info {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    border-right: none;
    border-top: 1px solid var(--color-border);
    padding: 20px 20px 32px;
  }
  .pf-modal__media {
    flex: 0 0 230px;
    min-height: 230px;
    max-height: 230px;
  }
}

/* ── OFFERTE FORM ─────────────────────────────────────────────── */
.offerte-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  align-items: start;
  margin-top: 48px;
}
@media (max-width: 820px) { .offerte-layout { grid-template-columns: 1fr; } }

.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-group { margin-bottom: 22px; }
.form-label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--color-text);
  outline: none;
  transition: border-color .2s;
  -webkit-appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--color-accent); }
.form-textarea { resize: vertical; min-height: 120px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 560px) { .form-grid { grid-template-columns: 1fr; } }

/* Upload zone */
.upload-zone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  position: relative;
}
.upload-zone:hover, .upload-zone.drag-over { border-color: var(--color-accent); background: var(--color-accent-light); }
.upload-zone input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.upload-zone__icon { font-size: 2rem; margin-bottom: 8px; color: var(--color-text-muted); }
.upload-zone__hint { font-size: .9rem; color: var(--color-text-muted); margin-bottom: 6px; }
.upload-zone__types { font-size: .75rem; color: var(--color-text-muted); opacity: .7; }
.upload-list { margin-top: 12px; display: flex; flex-direction: column; gap: 6px; }
.upload-item {
  display: flex; align-items: center; gap: 10px;
  background: var(--color-accent-light);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: .82rem;
}
.upload-item__name { flex: 1; color: var(--color-text); }
.upload-item__size { color: var(--color-text-muted); }
.upload-item__remove { background: none; border: none; cursor: pointer; color: var(--color-text-muted); font-size: 1rem; }
.upload-item__remove:hover { color: var(--color-error); }

/* Form status */
.form-status {
  display: none;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  margin-top: 16px;
}
.form-status.success { display: block; background: #E6F7EC; color: var(--color-success); border: 1px solid #B7DFC3; }
.form-status.error   { display: block; background: #FDE8E7; color: var(--color-error);   border: 1px solid #F5C6C4; }

/* Offerte sidebar */
.offerte-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.info-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
}
.info-card__title { font-size: .9rem; font-weight: 600; margin-bottom: 14px; }
.info-item { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px; font-size: .875rem; }
.info-item__icon { color: var(--color-accent); font-size: 1rem; flex-shrink: 0; margin-top: 2px; }
.info-item__label { font-weight: 600; display: block; }
.info-item__val { color: var(--color-text-muted); }
.security-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.security-list li { display: flex; align-items: center; gap: 8px; font-size: .82rem; color: var(--color-text-muted); }
.security-list li::before { content: '✓'; color: var(--color-success); font-weight: 700; }

/* ── CONTACT ──────────────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 48px; }
@media (max-width: 720px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-item { display: flex; gap: 18px; align-items: flex-start; margin-bottom: 28px; }
.contact-item__icon-wrap {
  width: 44px; height: 44px; flex-shrink: 0;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.contact-item__label { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--color-text-muted); margin-bottom: 4px; }
.contact-item__val { font-size: .95rem; font-weight: 500; }

/* ── FOOTER ──────────────────────────────────────────────────── */
.footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 48px 0 32px;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
  border-bottom: 1px solid rgba(255,255,255,.07);
  padding-bottom: 32px;
  margin-bottom: 28px;
}
.footer__logo { font-family: var(--font-display); font-size: 1.2rem; color: #fff; margin-bottom: 10px; }
.footer__tagline { font-size: .82rem; opacity: .5; }
.footer__links { display: flex; flex-direction: column; gap: 8px; }
.footer__link { font-size: .85rem; opacity: .6; transition: opacity .15s; }
.footer__link:hover { opacity: 1; }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; font-size: .78rem; opacity: .4; flex-wrap: wrap; gap: 8px; }

/* ── PAGE HERO ───────────────────────────────────────────────── */
.page-hero {
  background: var(--color-hero-bg);
  color: var(--color-hero-text);
  padding: 60px 0 56px;
}
.page-hero h1 { color: var(--color-hero-text); margin-bottom: 10px; }
.page-hero p { color: rgba(255,255,255,.6); font-size: 1rem; max-width: 500px; }

/* ── Dividers / Accents ──────────────────────────────────────── */
.accent-bar { width: 48px; height: 3px; background: var(--color-accent); border-radius: 2px; margin-bottom: 24px; }

/* ── Animations ──────────────────────────────────────────────── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
.fade-up { animation: fadeUp .55s ease both; }
.fade-up-1 { animation-delay: .05s; }
.fade-up-2 { animation-delay: .15s; }
.fade-up-3 { animation-delay: .25s; }
.fade-up-4 { animation-delay: .35s; }