/* ==========================================================================
   عَزْم — AZM ATHLETIC & NUTRITION | Layout System (Header, Footer, Grids)
   ========================================================================== */

/* Main Site Layout */
#main-content {
  flex: 1 0 auto;
}

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-reading-width);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.container-wide {
  width: 100%;
  max-width: 1440px;
  margin-inline: auto;
  padding-inline: var(--space-4);
}

/* Sections */
.section {
  padding-block: var(--space-16);
  position: relative;
}

.section-sm {
  padding-block: var(--space-10);
}

.section-lg {
  padding-block: var(--space-24);
}

/* Dark Theme Section */
.section-dark {
  background-color: var(--color-graphite);
  color: var(--color-misty-white);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-misty-white);
}

.section-dark p {
  color: var(--color-silver-light);
}

.section-dark .section-subtitle {
  color: var(--color-silver-light);
}

/* Light Theme Section */
.section-light {
  background-color: var(--color-misty-white);
  color: var(--color-graphite);
}

/* Soft Contrast Section */
.section-surface {
  background-color: var(--color-sand-light);
  color: var(--color-graphite);
}

/* Section Header Typography */
.section-header {
  margin-bottom: var(--space-12);
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
}

.section-header.text-right {
  text-align: right;
  margin-inline: 0;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-brick-red);
  background-color: var(--color-brick-red-light);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.section-dark .section-tag {
  background-color: rgba(180, 64, 50, 0.25);
  color: #E26D60;
}

.section-title {
  margin-bottom: var(--space-3);
}

.section-desc {
  font-size: var(--font-size-md);
  color: var(--color-slate-green-dark);
  margin-inline: auto;
}

/* ==========================================================================
   Site Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: rgba(32, 36, 38, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(216, 222, 223, 0.12);
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.header-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.header-brand img,
.header-brand svg {
  height: 44px;
  width: auto;
}

/* Navigation Menu (Desktop) */
.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  margin: 0;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-silver-light);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--color-misty-white);
  background-color: rgba(255, 255, 255, 0.08);
}

.nav-link.active {
  color: var(--color-misty-white);
  font-weight: 700;
  position: relative;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  right: var(--space-3);
  left: var(--space-3);
  height: 2px;
  background-color: var(--color-brick-red);
  border-radius: var(--radius-full);
}

/* Header Action Controls */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  color: var(--color-silver-light);
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(216, 222, 223, 0.1);
  position: relative;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  color: var(--color-misty-white);
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(216, 222, 223, 0.25);
}

.icon-btn svg {
  width: 20px;
  height: 20px;
}

.badge-count {
  position: absolute;
  top: -4px;
  left: -4px;
  background-color: var(--color-brick-red);
  color: var(--color-pure-white);
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  padding-inline: 4px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 2px var(--color-graphite);
}

.menu-toggle {
  display: none;
}

/* ==========================================================================
   Page Hero (Inner Pages)
   ========================================================================== */
.page-hero {
  background-color: var(--color-graphite);
  color: var(--color-misty-white);
  padding-block: var(--space-12) var(--space-10);
  border-bottom: 1px solid rgba(216, 222, 223, 0.1);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 500px;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(180, 64, 50, 0.12), transparent 70%);
  pointer-events: none;
}

.page-hero h1 {
  color: var(--color-misty-white);
  margin-bottom: var(--space-2);
}

.page-hero p.lead {
  color: var(--color-silver-light);
  max-width: 60ch;
  margin-bottom: 0;
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-slate-green);
  margin-bottom: var(--space-4);
  list-style: none;
  padding: 0;
  flex-wrap: wrap;
}

.page-hero .breadcrumbs {
  color: var(--color-silver-light);
}

.breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumbs li:not(:last-child)::after {
  content: '/';
  opacity: 0.5;
}

.breadcrumbs a {
  color: inherit;
  transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
  color: var(--color-brick-red);
}

.breadcrumbs [aria-current="page"] {
  color: var(--color-brick-red);
  font-weight: 600;
}

/* ==========================================================================
   Grids
   ========================================================================== */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-auto {
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

/* ==========================================================================
   Site Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-graphite-subtle);
  color: var(--color-silver-light);
  border-top: 1px solid rgba(216, 222, 223, 0.1);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-brand img {
  height: 48px;
  width: auto;
}

.footer-brand p {
  color: var(--color-silver-light);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  max-width: 38ch;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-misty-white);
  margin-bottom: var(--space-4);
  position: relative;
  padding-bottom: var(--space-2);
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 28px;
  height: 2px;
  background-color: var(--color-brick-red);
}

.footer-links {
  list-style: none;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  color: var(--color-silver-light);
  font-size: var(--font-size-sm);
  display: inline-block;
  padding-block: 2px;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-misty-white);
  transform: translateX(-4px);
}

.footer-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-silver-light);
  margin-bottom: var(--space-3);
}

.footer-info-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-brick-red);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Demo Disclaimer Banner in Footer */
.footer-disclaimer {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(216, 222, 223, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-8);
  font-size: var(--font-size-xs);
  color: #A5B3AE;
  line-height: var(--line-height-relaxed);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(216, 222, 223, 0.08);
  padding-top: var(--space-6);
  font-size: var(--font-size-xs);
  color: #8C9994;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
}

.footer-bottom-links a {
  color: inherit;
}

.footer-bottom-links a:hover {
  color: var(--color-misty-white);
}