/* Viafarma Grid & Card Framework - State of the Art */

:root {
  --vf-container-max: 1200px;
  --vf-gutter: 2rem;
  --vf-radius: 1.25rem;
  --vf-card-bg: #fff;
  --vf-card-shadow: 0 8px 32px rgba(46,61,53,0.10);
  --vf-card-padding: 2.618rem; /* Golden ratio for padding */
  --vf-gap: 2.618rem; /* Golden ratio for vertical gap */
  --vf-gap-sm: 1.618rem; /* Golden ratio for small gap */
  --vf-gap-lg: 4.236rem; /* Golden ratio squared for large gap */
}

.vf-container {
  max-width: var(--vf-container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--vf-gutter);
  padding-right: var(--vf-gutter);
  display: flex;
  flex-direction: column;
  gap: var(--vf-gap-lg);
}

.vf-row {
  display: flex;
  flex-wrap: wrap;
  margin-left: calc(-1 * var(--vf-gap-sm) / 2);
  margin-right: calc(-1 * var(--vf-gap-sm) / 2);
  gap: var(--vf-gap);
}

.vf-col {
  flex: 1 1 0;
  min-width: 0;
  padding-left: calc(var(--vf-gap-sm) / 2);
  padding-right: calc(var(--vf-gap-sm) / 2);
  display: flex;
  flex-direction: column;
  gap: var(--vf-gap-sm);
}

/* 12 columns grid */
[class^="vf-col-"] {
  flex: 0 0 auto;
  width: 100%;
}
@media (min-width: 600px) {
  .vf-col-6 { width: 50%; }
  .vf-col-4 { width: 33.3333%; }
  .vf-col-7 { width: 58.3333%; }
  .vf-col-5 { width: 41.6666%; }
  .vf-col-3 { width: 25%; }
  .vf-col-8 { width: 66.6666%; }
  .vf-col-12 { width: 100%; }
}
@media (min-width: 900px) {
  .vf-col-2 { width: 16.6666%; }
  .vf-col-10 { width: 83.3333%; }
}

/* Card */
.vf-card {
  background: var(--vf-card-bg);
  border-radius: var(--vf-radius);
  box-shadow: var(--vf-card-shadow);
  padding: var(--vf-card-padding);
  margin-bottom: var(--vf-gap);
  transition: box-shadow 0.2s, transform 0.2s, background 0.2s;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: var(--vf-gap-sm);
  align-items: stretch;
}
.vf-card:hover {
  box-shadow: 0 16px 48px rgba(46,61,53,0.16);
  background: #f8ede3;
  transform: translateY(-4px) scale(1.02);
}

/* Microinteractions */
.vf-card[data-animate] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.6s cubic-bezier(.4,0,.2,1), transform 0.6s cubic-bezier(.4,0,.2,1);
}
.vf-card[data-animate].is-visible {
  opacity: 1;
  transform: none;
}

/* Utility */
.vf-mb-4 { margin-bottom: 2rem; }
.vf-mt-4 { margin-top: 2rem; }
.vf-text-center { text-align: center; }

/* Responsive text */
.vf-title {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: var(--vf-gap-sm);
  letter-spacing: 0.01em;
  line-height: 1.1;
}
.vf-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: #8C6A3D;
  font-weight: 600;
  margin-bottom: calc(var(--vf-gap-sm) / 2);
  line-height: 1.2;
}

/* Button */
.vf-btn {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  border-radius: 0.875rem;
  font-weight: 600;
  background: linear-gradient(135deg, #B46A36 0%, #8C6A3D 100%);
  color: #fff;
  box-shadow: 0 4px 16px rgba(180,106,54,0.12);
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
  margin-top: var(--vf-gap-sm);
  margin-bottom: calc(var(--vf-gap-sm) / 2);
}
  .vf-mb-lg { margin-bottom: var(--vf-gap-lg); }
  .vf-mt-lg { margin-top: var(--vf-gap-lg); }
.vf-btn:hover {
  background: linear-gradient(135deg, #8C6A3D 0%, #B46A36 100%);
  transform: translateY(-2px) scale(1.03);
}

/* Alpine.js integration for microinteractions */
[vf-x-show] {
  display: none;
}
[vf-x-show].is-visible {
  display: block;
}

/* Example animation trigger (to be used with JS/Alpine) */
@media (prefers-reduced-motion: no-preference) {
  .vf-card[data-animate].is-visible {
    transition-delay: 0.1s;
  }
}