/* ============================================================
   AgroRise — Layout Shells
   Public nav, user/admin dashboard shells, auth, footer, grids
   ============================================================ */

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.container-narrow { max-width: 860px; }
.container-fluid { width: 100%; padding-inline: var(--space-6); }

/* ---------- Section spacing ---------- */
.section { padding-block: var(--space-20); }
.section-sm { padding-block: var(--space-12); }
.section-head {
  max-width: 640px;
  margin-bottom: var(--space-12);
}
.section-head.center { margin-inline: auto; text-align: center; }
.section-head .lead { margin-top: var(--space-4); }

/* ---------- Grids ---------- */
.grid { display: grid; gap: var(--space-6); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.grid-auto-sm { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }
.flex-1 { flex: 1; }
.flex-wrap { flex-wrap: wrap; }

.mt-1 { margin-top: var(--space-1); } .mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); } .mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); } .mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); } .mt-12 { margin-top: var(--space-12); }
.mb-1 { margin-bottom: var(--space-1); } .mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); } .mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); } .mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); } .mb-12 { margin-bottom: var(--space-12); }
.mx-auto { margin-inline: auto; }

.w-full { width: 100%; }
.hide { display: none !important; }
.show { display: block !important; }

/* ============================================================
   Public Header (landing)
   ============================================================ */
.public-nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-header);
  height: var(--topbar-height);
  transition: background var(--transition) ease, box-shadow var(--transition) ease,
              backdrop-filter var(--transition) ease, border-color var(--transition) ease;
  border-bottom: 1px solid transparent;
}
.public-nav .nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}
.public-nav.scrolled {
  background: color-mix(in srgb, var(--bg-app) 82%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}
.nav-links { display: flex; align-items: center; gap: var(--space-6); }
.nav-links a {
  position: relative;
  color: var(--text-secondary);
  font-size: var(--fs-14);
  font-weight: var(--fw-medium);
  padding-block: 6px;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient-brand);
  transition: right var(--transition-fast) ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-links a:hover::after, .nav-links a.active::after { right: 0; }
.nav-actions { display: flex; align-items: center; gap: var(--space-3); }

/* ============================================================
   Brand / Logo
   ============================================================ */
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: var(--fw-extrabold);
  font-size: var(--fs-20);
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.brand:hover { color: var(--text-primary); }
.brand .brand-mark {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: var(--gradient-brand);
  display: grid;
  place-items: center;
  color: var(--primary-contrast);
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}
.brand .brand-mark svg { width: 22px; height: 22px; }
.brand .brand-accent { color: var(--primary); }

/* ============================================================
   App Shell (user + admin)
   ============================================================ */
.app-shell {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-width);
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: var(--z-header);
  transition: transform var(--transition) var(--ease-out);
}
.sidebar .sidebar-head {
  height: var(--topbar-height);
  display: flex;
  align-items: center;
  padding-inline: var(--space-5);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.sidebar-nav { flex: 1; overflow-y: auto; padding: var(--space-4); }
.sidebar-nav .nav-section-label {
  font-size: var(--fs-12);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-disabled);
  padding: var(--space-5) var(--space-3) var(--space-2);
}
.sidebar-nav a.side-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 11px var(--space-3);
  border-radius: 12px;
  color: var(--text-secondary);
  font-size: var(--fs-14);
  font-weight: var(--fw-medium);
  margin-bottom: 2px;
  position: relative;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}
.sidebar-nav a.side-link svg { width: 19px; height: 19px; flex-shrink: 0; }
.sidebar-nav a.side-link:hover { background: var(--bg-surface); color: var(--text-primary); transform: translateX(2px); }
.sidebar-nav a.side-link.active {
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: var(--fw-semibold);
}
.sidebar-nav a.side-link.active::before {
  content: "";
  position: absolute;
  left: -16px; top: 8px; bottom: 8px;
  width: 4px;
  border-radius: 4px;
  background: var(--gradient-brand);
}
.sidebar-nav a.side-link .side-badge {
  margin-left: auto;
  font-size: var(--fs-12);
  font-weight: var(--fw-bold);
  background: var(--danger);
  color: #fff;
  min-width: 20px; height: 20px;
  border-radius: var(--radius-pill);
  display: grid;
  place-items: center;
  padding-inline: 6px;
}
.sidebar-foot {
  padding: var(--space-4);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

/* Main column */
.app-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* Topbar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 90;
  height: var(--topbar-height);
  background: color-mix(in srgb, var(--bg-app) 80%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-inline: var(--space-6);
}
.topbar .topbar-title { font-size: var(--fs-18); font-weight: var(--fw-bold); }
.topbar .topbar-sub { font-size: var(--fs-12); color: var(--text-secondary); }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: var(--space-3); }

/* Content */
.app-content { flex: 1; padding: var(--space-6); }

/* Page head */
.page-head { margin-bottom: var(--space-6); }
.page-head .page-title { font-size: var(--fs-24); font-weight: var(--fw-extrabold); }
.page-head .page-sub { color: var(--text-secondary); font-size: var(--fs-14); margin-top: 2px; }

/* ============================================================
   Auth layout
   ============================================================ */
.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.auth-visual {
  position: relative;
  background: var(--gradient-brand);
  color: #fff;
  overflow: hidden;
  padding: var(--space-12);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.auth-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 400px at 80% 10%, rgba(255,255,255,0.18), transparent 60%),
    radial-gradient(500px 500px at 10% 90%, rgba(255,255,255,0.12), transparent 60%);
  pointer-events: none;
}
.auth-visual .brand { color: #fff; }
.auth-visual .auth-quote { font-size: var(--fs-32); font-weight: var(--fw-extrabold); line-height: 1.15; max-width: 460px; }
.auth-visual .auth-stats { display: flex; gap: var(--space-8); }
.auth-visual .auth-stat b { font-size: var(--fs-24); display: block; }
.auth-visual .auth-stat span { font-size: var(--fs-12); opacity: 0.85; }
.auth-form-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
}
.auth-card {
  width: 100%;
  max-width: 440px;
}
.auth-card .auth-back { display: inline-flex; align-items: center; gap: 6px; font-size: var(--fs-14); margin-bottom: var(--space-5); }

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding-block: var(--space-16) var(--space-8);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.4fr;
  gap: var(--space-8);
}
.footer-brand p { color: var(--text-secondary); font-size: var(--fs-14); margin-top: var(--space-4); max-width: 300px; }
.footer-col h4 { font-size: var(--fs-14); font-weight: var(--fw-semibold); margin-bottom: var(--space-4); }
.footer-col a { display: block; color: var(--text-secondary); font-size: var(--fs-14); padding-block: 6px; }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  color: var(--text-disabled);
  font-size: var(--fs-14);
}
.social-row { display: flex; gap: var(--space-3); }
.social-btn {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: var(--bg-surface);
  display: grid;
  place-items: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast) ease;
}
.social-btn:hover { background: var(--primary); color: var(--primary-contrast); transform: translateY(-2px); }
.social-btn svg { width: 18px; height: 18px; }

/* Off-canvas sidebar overlay */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition) ease;
}
.sidebar-overlay.show { opacity: 1; pointer-events: auto; }

/* Utility: hide sidebar labels when collapsed (desktop) */
body.sidebar-collapsed .sidebar { width: var(--sidebar-width-collapsed); }
body.sidebar-collapsed .app-main { margin-left: var(--sidebar-width-collapsed); }
body.sidebar-collapsed .sidebar-nav .nav-section-label,
body.sidebar-collapsed .side-link span,
body.sidebar-collapsed .sidebar .brand span { display: none; }
body.sidebar-collapsed .side-link { justify-content: center; }
body.sidebar-collapsed .sidebar-head { justify-content: center; }
body.sidebar-collapsed .side-badge { display: none !important; }