/* ==========================================================================
   SAVIAA "THE ATELIER INDEX" COMPONENTS SYSTEM
   ========================================================================== */

/* 12-Column Swiss Modular Grid Layout */
.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--spacing-md);
  position: relative;
}

@media (max-width: 1023px) {
  .grid-12 {
    grid-template-columns: repeat(6, 1fr);
  }
}

@media (max-width: 767px) {
  .grid-12 {
    grid-template-columns: 1fr;
  }
}

/* Explicit Column Span Helpers */
.col-span-12 { grid-column: span 12; }
.col-span-10 { grid-column: span 10; }
.col-span-9  { grid-column: span 9; }
.col-span-8  { grid-column: span 8; }
.col-span-7  { grid-column: span 7; }
.col-span-6  { grid-column: span 6; }
.col-span-5  { grid-column: span 5; }
.col-span-4  { grid-column: span 4; }
.col-span-3  { grid-column: span 3; }
.col-span-2  { grid-column: span 2; }
.col-span-1  { grid-column: span 1; }

@media (max-width: 1023px) {
  .col-span-7, .col-span-8, .col-span-9, .col-span-10, .col-span-12 { grid-column: span 6; }
  .col-span-4, .col-span-5, .col-span-6 { grid-column: span 6; }
  .col-span-2, .col-span-3 { grid-column: span 3; }
}

@media (max-width: 767px) {
  .col-span-1, .col-span-2, .col-span-3, .col-span-4, .col-span-5, .col-span-6, 
  .col-span-7, .col-span-8, .col-span-9, .col-span-10, .col-span-12 { grid-column: span 1; }
}

/* Hairline Structural Dividers */
.hairline-border { border: 1px solid var(--line); }
.hairline-top { border-top: 1px solid var(--line); }
.hairline-bottom { border-bottom: 1px solid var(--line); }
.hairline-right { border-right: 1px solid var(--line); }
.hairline-left { border-left: 1px solid var(--line); }

/* ==========================================================================
   BUTTONS (Atelier Refined Radius, Madder Primary)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.85rem 1.6rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--fs-body-sm);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--madder);
  color: #FFFFFF;
  border: 1px solid var(--madder);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--ink);
  border: 1px solid var(--ink);
}

.btn-outline:hover {
  background-color: var(--ink);
  color: #FFFFFF;
}

.floating-cta {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 100;
  background-color: var(--madder);
  color: #FFFFFF;
  padding: 0.8rem 1.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--primary-hover);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: var(--fs-body-sm);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  box-shadow: var(--shadow-md);
}

.floating-cta:hover {
  background-color: var(--primary-hover);
}

/* ==========================================================================
   HEADER / NAVIGATION
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(244, 238, 228, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  z-index: 1000;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo-text {
  font-family: var(--font-headings);
  font-size: 2.1rem;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--spacing-md);
  list-style: none;
}

@media (min-width: 1024px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-family: var(--font-body);
  font-size: var(--fs-body-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--madder);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* ==========================================================================
   CARDS & TILES (Soft 14px Atelier Radius)
   ========================================================================== */
.card {
  background-color: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
  border-color: var(--ink);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-title {
  font-family: var(--font-headings);
  font-size: var(--fs-h3);
  color: var(--ink);
  font-weight: 400;
}

.card-desc {
  font-size: var(--fs-body-sm);
  color: var(--muted);
  line-height: 1.65;
}

/* ==========================================================================
   FOOTER (Deep Cocoa Band)
   ========================================================================== */
.footer {
  background-color: var(--cocoa);
  color: var(--paper);
  border-top: 1px solid var(--brass);
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1.2fr 1.2fr 1.2fr;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-title {
  font-family: var(--font-headings);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--brass);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-desc {
  font-size: var(--fs-body-sm);
  color: rgba(244, 238, 228, 0.8);
  line-height: 1.65;
  max-width: 420px;
}

.footer-links-col {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links-title {
  font-family: var(--font-headings);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--brass);
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: var(--fs-body-sm);
}

.footer-links a {
  color: rgba(244, 238, 228, 0.75);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--brass);
}

.footer-bottom {
  border-top: 1px solid rgba(244, 238, 228, 0.12);
  padding-top: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
  font-size: var(--fs-caption);
  color: rgba(244, 238, 228, 0.6);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-socials {
  display: flex;
  gap: var(--spacing-md);
}

.footer-social-link {
  color: rgba(244, 238, 228, 0.75);
  transition: color var(--transition-fast);
  font-weight: 400;
}

.footer-social-link:hover {
  color: var(--brass);
}