/* Reusable components. Each block is independent; colors/sizes come from tokens.css. */

/* ---- Button ---- */
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  transition:
    background var(--transition),
    color var(--transition);
}
.btn:hover {
  background: var(--color-accent-hover);
  color: var(--color-on-accent);
}
.btn--ghost {
  background: transparent;
  color: var(--color-accent);
}
.btn--ghost:hover {
  background: var(--color-accent);
}
.btn--icon {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.btn__icon {
  width: 1.25rem;
  height: 1.25rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.social-cta {
  margin-top: var(--space-4);
  text-align: center;
}
.social-cta__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
}

/* ---- Site header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  height: var(--header-height);
  background: rgb(18 18 18 / 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.site-header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.site-header__logo img {
  height: 3rem;
  width: auto;
}
.site-header__brand {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav__toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 0;
  background: none;
  color: var(--color-text);
  cursor: pointer;
}
/* Burger icon: middle bar is the span, top/bottom bars are its pseudo-elements */
.nav__burger,
.nav__burger::before,
.nav__burger::after {
  display: block;
  width: 1.5rem;
  height: 2px;
  background: currentcolor;
  transition:
    transform var(--transition),
    background var(--transition);
}
.nav__burger {
  position: relative;
  margin-inline: auto;
}
.nav__burger::before,
.nav__burger::after {
  content: "";
  position: absolute;
  left: 0;
}
.nav__burger::before {
  top: -7px;
}
.nav__burger::after {
  top: 7px;
}
.nav__toggle[aria-expanded="true"] .nav__burger {
  background: transparent;
}
.nav__toggle[aria-expanded="true"] .nav__burger::before {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] .nav__burger::after {
  transform: translateY(-7px) rotate(-45deg);
}
.nav__list {
  display: flex;
  gap: var(--space-3);
}
.nav__link {
  color: var(--color-text);
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.nav__link:hover {
  color: var(--color-accent);
}

@media (max-width: 47.99rem) {
  .nav__toggle {
    display: block;
  }
  .nav__list {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    padding: var(--space-1) var(--container-pad) var(--space-2);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
  }
  .nav__list.is-open {
    display: flex;
  }
  .nav__link {
    display: block;
    padding: 0.75rem 0;
  }
}

/* ---- Hero ---- */
.hero {
  display: flex;
  align-items: center;
  min-height: min(44rem, calc(100svh - var(--header-height)));
  background:
    linear-gradient(90deg, var(--color-overlay) 30%, rgb(18 18 18 / 0.3)),
    url("../shared/assets/img/hero.webp") center / cover no-repeat;
}
.hero__content {
  max-width: 36rem;
}
.hero__tagline {
  margin-bottom: var(--space-1);
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--color-accent);
}
.hero__text {
  color: var(--color-text-muted);
  font-size: 1.125rem;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

/* ---- Service card ---- */
.card {
  padding: var(--space-3);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.card__num {
  display: block;
  margin-bottom: var(--space-1);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-accent);
}
.card__text {
  margin: 0;
  color: var(--color-text-muted);
  font-size: var(--fs-small);
}

/* ---- Work (portfolio) item ---- */
.work {
  margin: 0;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.work__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.work__caption {
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-heading);
}

/* ---- About ---- */
.about__img {
  border-radius: var(--radius);
  max-height: 32rem;
  width: 100%;
  object-fit: cover;
}
.about__caption {
  margin-top: var(--space-1);
  color: var(--color-text-muted);
  font-size: var(--fs-small);
  font-style: italic;
}
.values {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-3);
  margin: var(--space-3) 0;
  padding: 0;
}
.values__item {
  color: var(--color-accent);
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---- Contact ---- */
.contact-list {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.contact-list__label {
  display: block;
  color: var(--color-text-muted);
  font-size: var(--fs-small);
}
.contact-list a {
  color: var(--color-text);
}
.contact-list a:hover {
  color: var(--color-accent);
}
.contact-list .contact-list__alt {
  margin-left: var(--space-2);
  color: var(--color-accent);
  font-size: var(--fs-small);
}
.contact-box {
  padding: var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

/* ---- Footer ---- */
.site-footer {
  padding-block: var(--space-4);
  padding-bottom: calc(var(--space-4) + 3.5rem);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--fs-small);
}
.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  justify-content: space-between;
}
.site-footer__social {
  display: flex;
  gap: var(--space-2);
}
.site-footer__social a {
  display: inline-flex;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.site-footer__social a:hover,
.site-footer__social a:focus-visible {
  color: var(--color-accent);
}
.site-footer__social .btn__icon {
  width: 1.5rem;
  height: 1.5rem;
}

/* ---- Legal text page (privacy policy) ---- */
.legal {
  max-width: 48rem;
}
.legal h1 {
  margin-bottom: var(--space-1);
}
.legal h2 {
  margin-top: var(--space-4);
  font-size: var(--fs-h3);
}
.legal ul {
  margin: 0 0 var(--space-2);
  padding-left: 1.25rem;
}
.legal li {
  margin-bottom: var(--space-1);
}
.legal__meta {
  color: var(--color-text-muted);
  font-size: var(--fs-small);
}
.legal__back {
  font-size: var(--fs-small);
}

/* ---- Floating WhatsApp button ---- */
.wa-float {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 20;
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--color-whatsapp);
  box-shadow: 0 2px 10px rgb(0 0 0 / 0.25);
  transition:
    transform var(--transition),
    opacity var(--transition),
    visibility var(--transition);
}
/* Hidden while the hero is on screen (toggled in main.js) */
.wa-float--hidden {
  opacity: 0;
  visibility: hidden;
  transform: translateY(1rem);
}
.wa-float:hover {
  transform: scale(1.08);
}
.wa-float svg {
  width: 1.6rem;
  height: 1.6rem;
  fill: #fff;
}