/* ==========================================================================
   KPRS FOODS — HEADER / MOBILE NAV / FLOATING CTA / FOOTER / POPUP
   ========================================================================== */

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--duration-base) var(--ease-standard),
              border-color var(--duration-base) var(--ease-standard);
}
.site-header.is-scrolled {
  border-bottom-color: var(--neutral-200);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-3);
}
@media (min-width: 1024px) {
  .site-header__inner { gap: var(--space-7); padding-block: var(--space-4); }
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}
.site-header__logo img {
  height: 44px;
  width: auto;
}
.site-header__logo-text {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--navy-900);
  line-height: 1.1;
}
.site-header__logo-text span {
  display: block;
  font-family: var(--font-body);
  font-size: var(--fs-micro);
  font-weight: 600;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
}
.site-header__logo-text--corp {
  font-weight: 700;
  letter-spacing: 0.005em;
  font-size: 1rem;
  white-space: nowrap;
}
@media (min-width: 1280px) {
  .site-header__logo-text--corp { font-size: 1.12rem; }
}
@media (max-width: 560px) {
  /* Narrow phones: the logo mark carries the brand and the link's aria-label
     still reads "KPRS Food Corporation", so the wordmark text is dropped
     rather than allowed to push the header into horizontal overflow. */
  .site-header__logo-text--corp { display: none; }
}

/* Primary nav (desktop) */
.site-nav { display: none; }
@media (min-width: 1024px) {
  .site-nav {
    display: flex;
    align-items: center;
    gap: clamp(1.1rem, 1.9vw, 2rem);
    margin-inline: auto;
  }
  .site-nav a {
    color: var(--navy-900);
    font-weight: 600;
    font-size: var(--fs-small);
    position: relative;
    padding-block: var(--space-2);
  }
  .site-nav a::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -2px;
    height: 2px;
    background: var(--cyan-500);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--duration-base) var(--ease-standard);
  }
  .site-nav a:hover::after,
  .site-nav a:focus-visible::after {
    transform: scaleX(1);
  }
}

.site-header__actions {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  gap: var(--space-3);
}

/* Become a Distributor — secondary header action, hidden below desktop to avoid clutter (available in mobile nav panel instead) */
.site-header__distributor-btn { display: none; }
@media (min-width: 1024px) {
  .site-header__distributor-btn { display: inline-flex; }
}

/* Compact the header CTA on small phones so header contents always fit */
@media (max-width: 560px) {
  .site-header__actions .btn--primary {
    padding: 0.7rem 0.95rem;
    font-size: var(--fs-micro);
  }
}

/* Mobile menu toggle */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--neutral-200);
  background: var(--white);
  cursor: pointer;
}
@media (min-width: 1024px) { .nav-toggle { display: none; } }

.nav-toggle__icon,
.nav-toggle__icon::before,
.nav-toggle__icon::after {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--navy-900);
  position: relative;
  transition: transform var(--duration-base) var(--ease-standard), opacity var(--duration-base) var(--ease-standard);
}
.nav-toggle__icon::before { content: ""; position: absolute; top: -6px; }
.nav-toggle__icon::after { content: ""; position: absolute; top: 6px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__icon { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__icon::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__icon::after { transform: translateY(-6px) rotate(-45deg); }

/* Mobile nav panel */
.mobile-nav {
  position: fixed;
  inset: 0;
  top: var(--mobile-nav-offset, 72px);
  background: var(--white);
  z-index: calc(var(--z-header) - 1);
  padding: var(--space-6) var(--container-pad);
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-base) var(--ease-standard),
              transform var(--duration-base) var(--ease-standard);
}
.mobile-nav.is-open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
@media (min-width: 1024px) { .mobile-nav { display: none; } }

.mobile-nav a {
  display: block;
  padding: var(--space-4) 0;
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--navy-900);
  border-bottom: 1px solid var(--neutral-200);
}
.mobile-nav__cta { margin-top: var(--space-6); }

/* ---- Floating CTA (Call + WhatsApp) ---- */
.floating-cta {
  position: fixed;
  right: var(--space-5);
  bottom: var(--space-5);
  z-index: var(--z-floating);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.floating-cta__btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  color: var(--white);
  transition: transform var(--duration-fast) var(--ease-standard);
}
.floating-cta__btn:hover { transform: scale(1.06); }
.floating-cta__btn:active { transform: scale(0.98); }

.floating-cta__btn--whatsapp { background: #25D366; }
.floating-cta__btn--call { background: var(--navy-900); }

@media (prefers-reduced-motion: reduce) {
  .floating-cta__btn:hover { transform: none; }
}

/* ---- Footer ---- */
.site-footer {
  background: var(--navy-900);
  color: var(--on-navy);
}

/* Desktop: exactly four columns in one horizontal row. */
.site-footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6) var(--space-7);
  padding-block: clamp(2.2rem, 3.4vw, 3rem);
}
@media (min-width: 700px) {
  .site-footer__top { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  .site-footer__top { grid-template-columns: 1.15fr 0.75fr 1.25fr 1fr; }
}

.site-footer__logo {
  display: inline-block;
  margin-bottom: var(--space-3);
}
.site-footer__logo img {
  height: 46px;
  width: auto;
  display: block;
}

.site-footer h4 {
  color: var(--white);
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.site-footer a { color: var(--on-navy-muted); transition: color var(--duration-fast) var(--ease-standard); }
.site-footer a:hover { color: var(--cyan-500); }

.site-footer__desc {
  color: var(--on-navy-muted);
  font-size: var(--fs-small);
  line-height: 1.65;
  max-width: 36ch;
  margin: 0;
}

.site-footer__links li,
.site-footer__contact li {
  margin-bottom: var(--space-2);
  color: var(--on-navy-muted);
  font-size: var(--fs-small);
  line-height: 1.6;
}

/* Products: compact inline comma-separated run, not a vertical dump. */
.site-footer__products {
  color: var(--on-navy-muted);
  font-size: var(--fs-small);
  line-height: 1.75;
  text-wrap: pretty;
  margin: 0;
}

/* Quick Links entry that opens the distributor popup — styled to match the plain link items around it */
.footer-link-btn {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  font: inherit;
  color: var(--on-navy-muted);
  cursor: pointer;
  text-align: left;
  transition: color var(--duration-fast) var(--ease-standard);
}
.footer-link-btn:hover { color: var(--cyan-500); }

/* ---- Footer social icons: always ONE horizontal row ---- */
.site-footer__social-icons {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.social-icon {
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.20);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-navy);
  transition: color var(--duration-fast) var(--ease-standard),
              background-color var(--duration-fast) var(--ease-standard),
              border-color var(--duration-fast) var(--ease-standard),
              transform var(--duration-fast) var(--ease-standard);
}
.social-icon:hover {
  color: var(--navy-900);
  background: var(--cyan-500);
  border-color: var(--cyan-500);
  transform: translateY(-2px);
}
/* Icons with no real URL configured yet: visibly present (per brand request)
   but not a functioning dead link — muted and inert until a real URL is
   added to SOCIAL_LINKS in main.js. */
.social-icon.is-pending {
  color: var(--on-navy-muted);
  opacity: 0.6;
  cursor: default;
}
.social-icon.is-pending:hover {
  color: var(--on-navy-muted);
  background: transparent;
  border-color: rgba(255,255,255,0.20);
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .social-icon:hover { transform: none; }
}

.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-block: var(--space-4);
}

/* Approved single-line legal/credit text — must never wrap into separate
   visual rows via intentional breaks; natural wrap on narrow phones is
   acceptable as one continuous flowing sentence, not manual line breaks. */
.site-footer__legal-line {
  font-size: var(--fs-micro);
  color: var(--on-navy-muted);
  line-height: 1.7;
  margin: 0;
}
/* Clean premium text links: links stay clickable, underline removed.
   Hover/focus keeps a subtle colour shift for affordance. */
.site-footer__legal-line a {
  color: var(--on-navy);
  text-decoration: none;
  font-weight: 600;
}
.site-footer__legal-line a:hover,
.site-footer__legal-line a:focus-visible { color: var(--cyan-500); }

/* ---- Enquiry popup ---- */
.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 31, 51, 0.55);
  z-index: var(--z-popup-overlay);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-base) var(--ease-standard);
}
.popup-overlay.is-open { opacity: 1; pointer-events: auto; }

.popup {
  position: fixed;
  z-index: var(--z-popup);
  top: 50%; left: 50%;
  transform: translate(-50%, -48%);
  width: min(92vw, 560px);
  max-height: 86vh;
  overflow-y: auto;
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: clamp(1.4rem, 2.4vw, 2rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-base) var(--ease-standard),
              transform var(--duration-base) var(--ease-standard);
}
.popup.is-open {
  opacity: 1;
  transform: translate(-50%, -50%);
  pointer-events: auto;
}

@media (max-width: 480px) {
  .popup {
    top: auto; bottom: 0; left: 0;
    transform: translateY(100%);
    width: 100%;
    max-height: 92vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }
  .popup.is-open { transform: translateY(0); }
}

.popup__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--neutral-200);
  background: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (prefers-reduced-motion: reduce) {
  .popup, .popup-overlay, .mobile-nav { transition: none; }
}

/* Distributor application is a wider, multi-section corporate panel */
.popup--distributor { width: min(94vw, 780px); }

.popup__head {
  padding-right: 2.5rem;
  margin-bottom: var(--space-5);
}
.popup__eyebrow {
  display: block;
  font-size: var(--fs-micro);
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan-600);
  margin-bottom: var(--space-2);
}
.popup__head h2 {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-2);
}
.popup__sub {
  font-size: var(--fs-small);
  color: var(--ink-muted);
  margin: 0;
  max-width: 58ch;
}
.popup__close:hover { background: var(--neutral-50); }