/* ============================================================
   AGROMEDIC — LAYOUT.CSS
   Header, footer, navegación, grilla base
   Metodología: Mobile First
   ============================================================ */

/* ── HEADER ── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: 
    background var(--t-med) var(--ease),
    border-color var(--t-med) var(--ease),
    backdrop-filter var(--t-med) var(--ease);
}

.header.scrolled {
  background: rgba(6, 12, 6, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-color: var(--c-border);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  width: 100%;
}

/* Logo */
.header__logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--c-lime);
  display: flex;
  align-items: center;
  gap: 0.4em;
  flex-shrink: 0;
}

.header__logo span {
  color: var(--c-cream);
}

.header__logo-dot {
  width: 6px;
  height: 6px;
  background: var(--c-lime);
  border-radius: 50%;
  flex-shrink: 0;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.6); opacity: 0.6; }
}

/* Nav principal (oculto en mobile) */
.nav {
  display: none;
  align-items: center;
  gap: var(--sp-1);
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--c-text-muted);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--t-fast), background var(--t-fast);
}

.nav__link:hover,
.nav__link.activo {
  color: var(--c-cream);
  background: var(--c-lime-pale);
}

/* Acciones header */
.header__acciones {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  flex-shrink: 0;
}

/* Botón carrito */
.btn-carrito {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--c-surface);
  border: 1px solid var(--c-border-2);
  color: var(--c-text);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--t-fast);
}

.btn-carrito:hover {
  border-color: var(--c-lime);
  color: var(--c-lime);
  box-shadow: var(--shadow-lime);
}

.btn-carrito i { font-size: 1.1rem; }

.contador-carrito {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  background: var(--c-lime);
  color: var(--c-bg);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-display);
  line-height: 1;
  transition: transform var(--t-fast);
}

.contador-carrito.bump {
  animation: bump 200ms var(--ease);
}

@keyframes bump {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.35); }
}

/* Botón hamburguesa */
.btn-menu {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-border-2);
  transition: border-color var(--t-fast);
}

.btn-menu:hover { border-color: var(--c-lime); }

.btn-menu__line {
  width: 20px;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: all var(--t-med) var(--ease);
}

.btn-menu.abierto .btn-menu__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.btn-menu.abierto .btn-menu__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.btn-menu.abierto .btn-menu__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── DRAWER MOBILE ── */
.nav-drawer {
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  visibility: hidden;
}

.nav-drawer.abierto {
  pointer-events: all;
  visibility: visible;
}

.nav-drawer__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  backdrop-filter: blur(0px);
  transition: background var(--t-med) var(--ease), backdrop-filter var(--t-med);
}

.nav-drawer.abierto .nav-drawer__overlay {
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.nav-drawer__panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background: var(--c-surface);
  border-left: 1px solid var(--c-border);
  display: flex;
  flex-direction: column;
  padding: var(--sp-6) var(--sp-4);
  gap: var(--sp-1);
  transform: translateX(100%);
  transition: transform var(--t-med) var(--ease);
}

.nav-drawer.abierto .nav-drawer__panel {
  transform: translateX(0);
}

.nav-drawer__link {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-text-muted);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--c-border);
  transition: color var(--t-fast);
}

.nav-drawer__link:hover,
.nav-drawer__link.activo { color: var(--c-lime); }

.nav-drawer__footer {
  margin-top: auto;
  font-size: 0.8rem;
  color: var(--c-text-faint);
}

/* ── MEDIA QUERIES DESKTOP ── */
@media (min-width: 768px) {
  .nav { display: flex; }
  .btn-menu { display: none; }
}

/* ── MAIN ── */
main {
  padding-top: var(--header-h);
}

/* ── HERO LAYOUT ── */
.hero {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  display: grid;
  align-items: center;
  overflow: hidden;
  padding-block: var(--sp-12);
}

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

.hero__bg-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(170, 255, 60, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  top: -100px;
  right: -100px;
  animation: float-glow 6s ease-in-out infinite;
}

.hero__bg-glow-2 {
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(170, 255, 60, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  bottom: -50px;
  left: 10%;
  animation: float-glow 8s ease-in-out infinite reverse;
}

@keyframes float-glow {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -30px) scale(1.1); }
}

.hero__grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(170,255,60,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(170,255,60,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero__content {
  position: relative;
  z-index: 1;
}

/* ── SECTION WRAPPER ── */
.section {
  padding-block: var(--sp-8);
}

@media (min-width: 768px) {
  .section { padding-block: var(--sp-12); }
}

.section__header {
  margin-bottom: var(--sp-6);
}

.section__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-lime);
  background: var(--c-lime-pale);
  border: 1px solid var(--c-border-2);
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--sp-2);
}

/* ── FOOTER ── */
.footer {
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  padding-block: var(--sp-8) var(--sp-4);
  margin-top: var(--sp-12);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
}

@media (min-width: 560px) {
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--c-lime);
  margin-bottom: var(--sp-2);
}

.footer__desc {
  font-size: 0.9rem;
  color: var(--c-text-muted);
  max-width: 280px;
  line-height: 1.6;
}

.footer__social {
  display: flex;
  gap: var(--sp-1);
  margin-top: var(--sp-3);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-border);
  color: var(--c-text-muted);
  font-size: 1rem;
  transition: all var(--t-fast);
}

.footer__social-link:hover {
  border-color: var(--c-lime);
  color: var(--c-lime);
  background: var(--c-lime-pale);
}

.footer__col-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-cream);
  margin-bottom: var(--sp-2);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__links a {
  font-size: 0.9rem;
  color: var(--c-text-muted);
  transition: color var(--t-fast);
}

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

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--c-text-muted);
  margin-bottom: 0.5rem;
}

.footer__contact-item i { color: var(--c-lime); }

.footer__bottom {
  border-top: 1px solid var(--c-border);
  margin-top: var(--sp-6);
  padding-top: var(--sp-4);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  text-align: center;
}

@media (min-width: 640px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--c-text-faint);
}

.footer__badge {
  font-size: 0.75rem;
  color: var(--c-text-faint);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.footer__badge i { color: var(--c-lime); }