/* ============================================================
   shared.css — Base styles for mftsite.ir
   RTL-first, CSS-variable-driven, mobile-first responsive
   Vazir font self-hosted · Gradient design system
   ============================================================ */

/* ── Vazir font (self-hosted at /webfonts/vazir/) ─────────── */
@font-face { font-family:'Vazir'; src:url('/webfonts/vazir/ad3cd4cbda94aee8578c1b622b9002f9dfe345c05870eb375a02da853d08f072.woff2') format('woff2'); font-weight:100; font-style:normal; font-display:swap; }
@font-face { font-family:'Vazir'; src:url('/webfonts/vazir/046a76746039189feb148c360dfb82d07a1e3464d31a2078363587af6f5a1cfb.woff2') format('woff2'); font-weight:300; font-style:normal; font-display:swap; }
@font-face { font-family:'Vazir'; src:url('/webfonts/vazir/d783603a0dd07db6896ecd8a3460e2256a48dca62373a0478706a05490c1a2d8.woff2') format('woff2'); font-weight:400; font-style:normal; font-display:swap; }
@font-face { font-family:'Vazir'; src:url('/webfonts/vazir/fc6648da06acebfe96ad5a8f077f569c5c4dd75b77122951723ddfbfeb191728.woff2') format('woff2'); font-weight:500; font-style:normal; font-display:swap; }
@font-face { font-family:'Vazir'; src:url('/webfonts/vazir/3b2277e82a583c9f91de41aa9e198a14d7ef7f4ccd04828abdd623acd116a88b.woff2') format('woff2'); font-weight:700; font-style:normal; font-display:swap; }
@font-face { font-family:'Vazir'; src:url('/webfonts/vazir/71671477a4b62305fbd3ed4976a31c3c08520cf914656ece6b79543524a49132.woff2') format('woff2'); font-weight:900; font-style:normal; font-display:swap; }

/* ── Font Awesome (self-hosted) ─────────────────────────────── */
@font-face { font-family:'Font Awesome 6 Free'; src:url('/webfonts/fa-solid-900.woff2') format('woff2'); font-weight:900; font-style:normal; font-display:block; }
@font-face { font-family:'Font Awesome 6 Brands'; src:url('/webfonts/fa-brands-400.woff2') format('woff2'); font-weight:400; font-style:normal; font-display:block; }

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  /* Brand — vibrant violet gradient family */
  --color-primary:        #7c3aed;
  --color-primary-dark:   #5b21b6;
  --color-primary-light:  #ede9fe;
  --color-accent:         #f97316;
  --color-accent-dark:    #ea6c0a;
  --color-accent-light:   #fff7ed;

  /* Gradients */
  --grad-primary:   linear-gradient(135deg, #6366f1 0%, #7c3aed 50%, #a855f7 100%);
  --grad-primary-h: linear-gradient(135deg, #4f46e5 0%, #6d28d9 50%, #9333ea 100%);
  --grad-hero:      linear-gradient(135deg, #1e1b4b 0%, #2e1065 40%, #4c1d95 100%);
  --grad-accent:    linear-gradient(135deg, #f97316 0%, #fb923c 50%, #fbbf24 100%);
  --grad-sidebar:   linear-gradient(180deg, #1e1b4b 0%, #2e1065 50%, #4c1d95 100%);
  --grad-card-top:  linear-gradient(90deg, #6366f1 0%, #a855f7 100%);

  /* Neutrals */
  --color-bg:             #f5f3ff;
  --color-bg-alt:         #fdf4ff;
  --color-surface:        #ffffff;
  --color-surface-alt:    #f8f5ff;
  --color-border:         #e9d5ff;
  --color-border-strong:  #c4b5fd;

  /* Text */
  --color-text-primary:   #1e1b4b;
  --color-text-secondary: #4c1d95;
  --color-text-muted:     #7c3aed;
  --color-text-body:      #374151;
  --color-text-inverse:   #ffffff;

  /* Semantic */
  --color-success:        #16a34a;
  --color-success-bg:     #dcfce7;
  --color-error:          #dc2626;
  --color-error-bg:       #fee2e2;
  --color-warning:        #d97706;
  --color-warning-bg:     #fef3c7;
  --color-info:           #0284c7;
  --color-info-bg:        #e0f2fe;

  /* Typography */
  --font-family:       'Vazir', Tahoma, Arial, sans-serif;
  --font-size-xs:      0.75rem;
  --font-size-sm:      0.875rem;
  --font-size-base:    1rem;
  --font-size-lg:      1.125rem;
  --font-size-xl:      1.25rem;
  --font-size-2xl:     1.5rem;
  --font-size-3xl:     1.875rem;
  --font-size-4xl:     2.25rem;
  --font-size-5xl:     3rem;

  /* Spacing */
  --space-1:  0.25rem;  --space-2:  0.5rem;   --space-3:  0.75rem;
  --space-4:  1rem;     --space-5:  1.25rem;  --space-6:  1.5rem;
  --space-8:  2rem;     --space-10: 2.5rem;   --space-12: 3rem;
  --space-16: 4rem;     --space-20: 5rem;     --space-24: 6rem;

  /* Radius */
  --radius-sm:   0.25rem;  --radius-md:   0.5rem;
  --radius-lg:   0.75rem;  --radius-xl:   1rem;
  --radius-2xl:  1.5rem;   --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:   0 1px 2px 0 rgb(124 58 237 / 0.05);
  --shadow-md:   0 4px 16px -2px rgb(124 58 237 / 0.15);
  --shadow-lg:   0 10px 30px -4px rgb(124 58 237 / 0.2);
  --shadow-xl:   0 20px 50px -8px rgb(124 58 237 / 0.25);
  --shadow-glow: 0 0 24px rgb(124 58 237 / 0.4);
  --shadow-glow-accent: 0 0 24px rgb(249 115 22 / 0.4);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Layout */
  --container-max: 1200px;
  --header-height: 72px;

  /* Sidebar */
  --sidebar-width: 300px;
  --z-navbar:  100;
  --z-overlay: 200;
  --z-sidebar: 300;
  --z-cart:    400;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family:    var(--font-family);
  font-size:      var(--font-size-base);
  line-height:    1.7;
  color:          var(--color-text-body);
  background:     linear-gradient(160deg, #f5f3ff 0%, #ede9fe 40%, #fdf4ff 70%, #fff7ed 100%);
  background-attachment: fixed;
  direction:      rtl;
  text-align:     right;
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
  padding-top: var(--header-height);
}

img, svg, video { display: block; max-width: 100%; }

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-dark); }

button, input, select, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }

/* ── Layout helpers ─────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-4);
}
@media (min-width: 640px)  { .container { padding-inline: var(--space-6); } }
@media (min-width: 1024px) { .container { padding-inline: var(--space-8); } }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--color-text-primary); }
h1 { font-size: clamp(var(--font-size-2xl), 5vw, var(--font-size-5xl)); }
h2 { font-size: clamp(var(--font-size-xl),  3.5vw, var(--font-size-4xl)); }
h3 { font-size: clamp(var(--font-size-lg),  2.5vw, var(--font-size-3xl)); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }
p  { margin-bottom: var(--space-4); }
p:last-child { margin-bottom: 0; }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display:         inline-flex;
  align-items:     center;
  justify-content: center;
  gap:             var(--space-2);
  padding:         var(--space-3) var(--space-6);
  font-size:       var(--font-size-base);
  font-weight:     700;
  border:          2px solid transparent;
  border-radius:   var(--radius-lg);
  cursor:          pointer;
  transition:      all var(--transition-fast);
  white-space:     nowrap;
  user-select:     none;
  text-decoration: none;
  line-height:     1;
}
.btn:active { transform: translateY(1px) scale(0.98); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

.btn-primary {
  background: var(--grad-primary);
  color:      var(--color-text-inverse);
  box-shadow: 0 4px 14px rgb(124 58 237 / 0.35);
}
.btn-primary:hover {
  background:  var(--grad-primary-h);
  color:       var(--color-text-inverse);
  box-shadow:  var(--shadow-glow);
  transform:   translateY(-2px);
}

.btn-accent {
  background: var(--grad-accent);
  color:      var(--color-text-inverse);
  box-shadow: 0 4px 14px rgb(249 115 22 / 0.35);
}
.btn-accent:hover {
  box-shadow: var(--shadow-glow-accent);
  transform:  translateY(-2px);
  color:      var(--color-text-inverse);
}

.btn-outline {
  background:   transparent;
  border-color: var(--color-primary);
  color:        var(--color-primary);
}
.btn-outline:hover {
  background:  var(--color-primary-light);
  border-color: var(--color-primary-dark);
}

.btn-ghost {
  background: transparent;
  color:      var(--color-text-body);
}
.btn-ghost:hover { background: var(--color-surface-alt); }

.btn-outline-white {
  background:   transparent;
  border-color: rgba(255,255,255,0.7);
  color:        #fff;
}
.btn-outline-white:hover {
  background:   rgba(255,255,255,0.15);
  border-color: #fff;
  color:        #fff;
}

.btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--font-size-lg); border-radius: var(--radius-xl); }
.btn-sm { padding: var(--space-2) var(--space-4); font-size: var(--font-size-sm); }
.btn-full { width: 100%; }

/* ── Form elements ──────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-5); }
.form-label { font-size: var(--font-size-sm); font-weight: 700; color: var(--color-text-primary); }

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding:       var(--space-3) var(--space-4);
  font-size:     var(--font-size-base);
  color:         var(--color-text-primary);
  background:    var(--color-surface);
  border:        1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition:    border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline:       none;
  direction:     rtl;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow:   0 0 0 3px rgb(124 58 237 / 0.15);
}
.form-input::placeholder { color: var(--color-border-strong); }
.form-error { font-size: var(--font-size-sm); color: var(--color-error); }

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background:    var(--color-surface);
  border:        1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow:    var(--shadow-sm);
  overflow:      hidden;
  transition:    box-shadow var(--transition-base), transform var(--transition-base);
  position:      relative;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-card-top);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.card:hover {
  box-shadow: var(--shadow-lg);
  transform:  translateY(-3px);
}
.card:hover::before { opacity: 1; }

.card-body  { padding: var(--space-6); }
.card-title { font-size: var(--font-size-xl); font-weight: 700; margin-bottom: var(--space-2); }
.card-text  { color: var(--color-text-body); }

/* ── Alert / notification banners ──────────────────────────── */
.alert {
  display: flex; align-items: flex-start; gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  border: 1px solid transparent;
}
.alert-error   { background: var(--color-error-bg);   color: var(--color-error);   border-color: #fca5a5; }
.alert-success { background: var(--color-success-bg); color: var(--color-success); border-color: #86efac; }
.alert-warning { background: var(--color-warning-bg); color: var(--color-warning); border-color: #fcd34d; }
.alert-info    { background: var(--color-info-bg);    color: var(--color-info);    border-color: #7dd3fc; }

/* ── Loading spinner ────────────────────────────────────────── */
.spinner {
  display:       inline-block; width: 1.25em; height: 1.25em;
  border:        2px solid currentColor; border-right-color: transparent;
  border-radius: 50%; animation: spin 0.65s linear infinite; flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Badge ──────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs); font-weight: 700;
  border-radius: var(--radius-full); letter-spacing: 0.03em;
}
.badge-primary { background: var(--color-primary-light); color: var(--color-primary); }
.badge-accent  { background: var(--color-accent-light);  color: var(--color-accent); }
.badge-success { background: var(--color-success-bg);    color: var(--color-success); }
.badge-error   { background: var(--color-error-bg);      color: var(--color-error); }

/* ── Divider ────────────────────────────────────────────────── */
.divider { height: 1px; background: var(--color-border); border: none; margin-block: var(--space-6); }

/* ── Navigation bar ─────────────────────────────────────────── */
.navbar {
  height:     var(--header-height);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(124,58,237,0.15);
  box-shadow:  0 2px 20px rgb(124 58 237 / 0.1);
  position:    fixed;
  top:         0;
  right:       0;
  left:        0;
  z-index:     var(--z-navbar);
}

.navbar-inner {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  height:          100%;
  max-width:       var(--container-max);
  margin-inline:   auto;
  padding-inline:  var(--space-4);
  position:        relative;
  gap:             var(--space-4);
}
@media (min-width: 640px)  { .navbar-inner { padding-inline: var(--space-6); } }
@media (min-width: 1024px) { .navbar-inner { padding-inline: var(--space-8); } }

/* Robot slot — absolute center of navbar */
.navbar-robot-slot {
  position: absolute;
  left:     50%;
  transform: translateX(-50%);
  width:    72px;
  height:   72px;
  cursor:   pointer;
  animation: robotBreath 3s ease-in-out infinite;
  z-index:  1;
  top:      0;
  display:  flex;
  align-items: center;
  justify-content: center;
}
@keyframes robotBreath {
  0%, 100% { transform: translateX(-50%) scale(1); }
  50%       { transform: translateX(-50%) scale(1.18); }
}
.navbar-robot-slot.clicked {
  animation: robotClick 0.55s ease-out forwards;
}
@keyframes robotClick {
  0%   { transform: translateX(-50%) scale(1); }
  15%  { transform: translateX(-50%) scale(1.4) rotate(10deg); }
  35%  { transform: translateX(-50%) scale(0.9) rotate(-8deg); }
  55%  { transform: translateX(-50%) scale(1.25) rotate(4deg); }
  75%  { transform: translateX(-50%) scale(0.95) rotate(-2deg); }
  100% { transform: translateX(-50%) scale(1) rotate(0deg); }
}

.navbar-brand {
  display:     flex;
  align-items: center;
  gap:         var(--space-3);
  font-size:   var(--font-size-lg);
  font-weight: 900;
  flex-shrink: 0;
  background:  var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.navbar-brand img { height: 44px; width: 44px; border-radius: var(--radius-md); object-fit: contain; flex-shrink: 0; }
.navbar-brand-text { display: none; }
@media (min-width: 480px) { .navbar-brand-text { display: block; } }

.navbar-nav {
  display: none;
  align-items: center;
  gap: var(--space-5);
}
@media (min-width: 900px) { .navbar-nav { display: flex; } }

.navbar-link {
  font-size:   var(--font-size-sm);
  font-weight: 600;
  color:       var(--color-text-body);
  transition:  color var(--transition-fast);
  white-space: nowrap;
  position:    relative;
}
.navbar-link::after {
  content:    '';
  position:   absolute;
  bottom:     -4px;
  right:      0; left: 0;
  height:     2px;
  background: var(--grad-primary);
  border-radius: var(--radius-full);
  transform:  scaleX(0);
  transition: transform var(--transition-fast);
}
.navbar-link:hover, .navbar-link.active { color: var(--color-primary); }
.navbar-link:hover::after, .navbar-link.active::after { transform: scaleX(1); }

.navbar-end {
  display:     flex;
  align-items: center;
  gap:         var(--space-3);
  flex-shrink: 0;
}

/* ── Hamburger button ───────────────────────────────────────── */
.hamburger-btn {
  display:        flex;
  flex-direction: column;
  align-items:    center;
  justify-content: center;
  gap:            5px;
  width:          44px;
  height:         44px;
  background:     var(--grad-primary);
  border:         none;
  border-radius:  var(--radius-md);
  cursor:         pointer;
  box-shadow:     0 4px 12px rgb(124 58 237 / 0.35);
  transition:     all var(--transition-fast);
  flex-shrink:    0;
}
.hamburger-btn:hover {
  transform:  scale(1.06);
  box-shadow: var(--shadow-glow);
}
.hamburger-btn span {
  display:       block;
  width:         22px;
  height:        2.5px;
  background:    white;
  border-radius: var(--radius-full);
  transition:    all 0.3s ease;
}
.hamburger-btn.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger-btn.active span:nth-child(2) { opacity: 0; transform: translateX(-8px); }
.hamburger-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── Cart nav link ──────────────────────────────────────────── */
.cart-nav-link {
  position:        relative;
  display:         inline-flex;
  align-items:     center;
  font-size:       var(--font-size-xl);
  color:           var(--color-text-body);
  text-decoration: none;
  transition:      color var(--transition-fast), transform var(--transition-fast);
  cursor:          pointer;
}
.cart-nav-link:hover { color: var(--color-primary); transform: scale(1.12) rotate(5deg); }

.cart-nav-count {
  position:     absolute;
  top:          -8px;
  right:        -10px;
  min-width:    20px;
  height:       20px;
  background:   var(--grad-accent);
  color:        #fff;
  font-size:    0.65rem;
  font-weight:  900;
  border-radius: var(--radius-full);
  display:      flex;
  align-items:  center;
  justify-content: center;
  padding:      0 4px;
  line-height:  1;
  box-shadow:   0 2px 8px rgb(249 115 22 / 0.5);
  animation:    badgePop 0.4s cubic-bezier(0.68,-0.55,0.265,1.55);
}
@keyframes badgePop {
  0%   { transform: scale(0); }
  60%  { transform: scale(1.3); }
  100% { transform: scale(1); }
}

/* ── eNamad ─────────────────────────────────────────────────── */
.enamad-link {
  display:     inline-flex;
  align-items: center;
  flex-shrink: 0;
}
.enamad-logo, .enamad-img {
  width:         48px;
  height:        auto;
  border-radius: var(--radius-sm);
  opacity:       0.85;
  transition:    opacity var(--transition-fast), transform var(--transition-fast);
}
.enamad-logo:hover, .enamad-img:hover { opacity: 1; transform: scale(1.08); }

/* ── Sidebar ────────────────────────────────────────────────── */
.site-sidebar-overlay {
  position:   fixed;
  inset:      0;
  background: rgba(30, 27, 75, 0.6);
  backdrop-filter: blur(6px);
  opacity:    0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index:    var(--z-overlay);
}
.site-sidebar-overlay.show { opacity: 1; visibility: visible; }

.site-sidebar {
  position:   fixed;
  top:        0;
  right:      calc(-1 * var(--sidebar-width) - 20px);
  width:      var(--sidebar-width);
  height:     100vh;
  background: var(--grad-sidebar);
  box-shadow: -8px 0 40px rgba(124,58,237,0.4);
  transition: right 0.4s cubic-bezier(0.16,1,0.3,1);
  z-index:    var(--z-sidebar);
  display:    flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
}
.site-sidebar.open { right: 0; }

.sidebar-header {
  padding:       var(--space-6) var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.15);
  display:       flex;
  flex-direction: column;
  align-items:   center;
  gap:           var(--space-3);
  text-align:    center;
}
.sidebar-logos {
  display:     flex;
  align-items: center;
  gap:         var(--space-3);
  justify-content: center;
}
.sidebar-logo {
  width:         80px;
  height:        80px;
  border-radius: var(--radius-xl);
  object-fit:    contain;
  background:    rgba(255,255,255,0.12);
  padding:       var(--space-2);
  border:        2px solid rgba(255,255,255,0.2);
  transition:    transform 0.3s;
}
.sidebar-logo:hover { transform: scale(1.08) rotate(5deg); }

.sidebar-title {
  color:       rgba(255,255,255,0.95);
  font-size:   var(--font-size-sm);
  font-weight: 700;
  line-height: 1.6;
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.sidebar-nav {
  flex:    1;
  padding: var(--space-4) var(--space-4);
  display: flex;
  flex-direction: column;
  gap:     var(--space-2);
}

.sidebar-item {
  display:     flex;
  align-items: center;
  gap:         var(--space-3);
  padding:     var(--space-3) var(--space-4);
  background:  rgba(255,255,255,0.12);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-xl);
  color:       rgba(255,255,255,0.95);
  text-decoration: none;
  font-size:   var(--font-size-base);
  font-weight: 600;
  border:      1.5px solid transparent;
  transition:  all 0.25s ease;
  cursor:      pointer;
}
.sidebar-item:hover {
  background:   rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.4);
  transform:    translateX(-4px);
  color:        #fff;
}
.sidebar-item.active {
  background:   rgba(255,255,255,0.28);
  border-color: rgba(255,255,255,0.5);
}

.sidebar-icon {
  width:         52px;
  height:        52px;
  border-radius: var(--radius-lg);
  flex-shrink:   0;
  display:       flex;
  align-items:   center;
  justify-content: center;
  overflow:      hidden;
}
.sidebar-icon-static {
  font-size:   1.5rem;
  background:  rgba(255,255,255,0.15);
}

.sidebar-label { font-size: var(--font-size-base); font-weight: 600; }

.sidebar-footer {
  padding:     var(--space-5);
  border-top:  1px solid rgba(255,255,255,0.15);
  text-align:  center;
}
.enamad-sidebar {
  display:       inline-block;
  background:    rgba(255,255,255,0.95);
  padding:       var(--space-3) var(--space-4);
  border-radius: var(--radius-xl);
  box-shadow:    var(--shadow-md);
  transition:    all 0.3s;
  text-decoration: none;
}
.enamad-sidebar:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.enamad-sidebar img { width: 100px; height: auto; }

/* ── Section helpers ────────────────────────────────────────── */
.section    { padding-block: var(--space-16); }
.section-sm { padding-block: var(--space-10); }
.section-lg { padding-block: var(--space-24); }

.section-title {
  text-align:    center;
  margin-bottom: var(--space-4);
  background:    var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-subtitle {
  text-align:    center;
  color:         var(--color-text-body);
  font-size:     var(--font-size-lg);
  max-width:     600px;
  margin-inline: auto;
  margin-bottom: var(--space-12);
}

/* ── Grid helpers ───────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: 1fr; gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: 1fr; gap: var(--space-6); }
@media (min-width: 640px)  { .grid-2 { grid-template-columns: repeat(2, 1fr); } .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px)  { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

/* ── Utility classes ────────────────────────────────────────── */
.text-center   { text-align: center; }
.text-start    { text-align: right; }
.text-muted    { color: var(--color-text-body); opacity: 0.6; }
.text-primary  { color: var(--color-primary); }
.text-accent   { color: var(--color-accent); }
.text-sm       { font-size: var(--font-size-sm); }
.text-lg       { font-size: var(--font-size-lg); }
.font-bold     { font-weight: 700; }
.font-medium   { font-weight: 500; }
.mt-auto       { margin-top: auto; }
.mb-0          { margin-bottom: 0; }
.gap-2         { gap: var(--space-2); }
.gap-4         { gap: var(--space-4); }
.flex          { display: flex; }
.flex-col      { flex-direction: column; }
.items-center  { align-items: center; }
.justify-center    { justify-content: center; }
.justify-between   { justify-content: space-between; }
.hidden  { display: none !important; }
.visible { display: block !important; }

/* ── Page transitions ───────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in-up { animation: fadeInUp var(--transition-slow) ease both; }
.fade-in-up:nth-child(2) { animation-delay: 80ms; }
.fade-in-up:nth-child(3) { animation-delay: 160ms; }
.fade-in-up:nth-child(4) { animation-delay: 240ms; }

/* ── Scrollbar (Webkit) ─────────────────────────────────────── */
::-webkit-scrollbar       { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--color-surface-alt); }
::-webkit-scrollbar-thumb { background: var(--color-primary-light); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--color-border-strong); }

/* ── Footer ─────────────────────────────────────────────────── */
.site-footer {
  background:     var(--grad-hero);
  color:          rgba(255,255,255,0.8);
  padding-block:  var(--space-10) var(--space-8);
  font-size:      var(--font-size-sm);
  margin-top:     var(--space-16);
  position:       relative;
  overflow:       hidden;
}
.site-footer::before {
  content:    '';
  position:   absolute;
  inset:      0;
  background: radial-gradient(ellipse 80% 50% at 50% 100%, rgba(124,58,237,0.3), transparent);
  pointer-events: none;
}
.footer-inner {
  max-width:       var(--container-max);
  margin-inline:   auto;
  padding-inline:  var(--space-6);
  display:         flex;
  flex-direction:  column;
  align-items:     center;
  gap:             var(--space-6);
  position:        relative;
  z-index:         1;
}
.footer-brand {
  display:     flex;
  align-items: center;
  gap:         var(--space-3);
  font-size:   var(--font-size-lg);
  font-weight: 900;
  color:       #fff;
}
.footer-brand img { width: 44px; height: 44px; border-radius: var(--radius-md); object-fit: contain; }
.footer-links {
  display:   flex;
  flex-wrap: wrap;
  gap:       var(--space-6);
  justify-content: center;
}
.footer-links a {
  color:      rgba(255,255,255,0.7);
  font-size:  var(--font-size-sm);
  transition: color var(--transition-fast);
}
.footer-links a:hover { color: #fff; }

/* Social icons */
.footer-social {
  display: flex;
  gap:     var(--space-3);
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}
.social-btn {
  width:          40px;
  height:         40px;
  border-radius:  var(--radius-lg);
  display:        inline-flex;
  align-items:    center;
  justify-content: center;
  color:          white;
  font-size:      1.1rem;
  text-decoration: none;
  transition:     all 0.3s ease;
  flex-shrink:    0;
  overflow:       hidden;
}
.social-btn:hover { transform: translateY(-4px) scale(1.12); color: white; }
.social-btn svg   { width: 18px; height: 18px; fill: currentColor; }

.social-telegram  { background: linear-gradient(135deg, #0088cc 0%, #0077b5 100%); box-shadow: 0 3px 10px rgba(0,136,204,0.3); }
.social-instagram { background: linear-gradient(135deg, #833ab4 0%, #fd1d1d 50%, #fcb045 100%); box-shadow: 0 3px 10px rgba(131,58,180,0.3); }
.social-twitter   { background: linear-gradient(135deg, #1DA1F2 0%, #0d8bd9 100%); box-shadow: 0 3px 10px rgba(29,161,242,0.3); }
.social-youtube   { background: linear-gradient(135deg, #FF0000 0%, #cc0000 100%); box-shadow: 0 3px 10px rgba(255,0,0,0.3); }
.social-whatsapp  { background: linear-gradient(135deg, #25D366 0%, #128C7E 100%); box-shadow: 0 3px 10px rgba(37,211,102,0.3); }
.social-facebook  { background: linear-gradient(135deg, #1877F2 0%, #1058c7 100%); box-shadow: 0 3px 10px rgba(24,119,242,0.3); }

.footer-copy { text-align: center; color: rgba(255,255,255,0.85); font-size: var(--font-size-sm); font-weight: 500; }
.footer-copy a { color: rgba(255,255,255,0.9); text-decoration: underline; }
.footer-copy a:hover { color: #fff; }
.footer-copy .fas { color: rgba(255,255,255,0.6); margin-left: 4px; }

/* ── Cart Lottie slot in navbar ──────────────────────────────── */
.cart-nav-slot {
  position:   relative;
  cursor:     pointer;
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}
.cart-nav-slot:hover { transform: scale(1.12) rotate(5deg); }
.cart-lottie-slot {
  width:  52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cart-nav-slot .cart-nav-count {
  position:   absolute;
  top:        -6px;
  right:      -6px;
  min-width:  22px;
  height:     22px;
  background: var(--grad-accent);
  color:      #fff;
  font-size:  0.7rem;
  font-weight: 900;
  border-radius: var(--radius-full);
  display:    flex;
  align-items: center;
  justify-content: center;
  padding:    0 4px;
  box-shadow: 0 2px 8px rgb(249 115 22 / 0.6);
  border:     2px solid white;
  animation:  badgePop 0.4s cubic-bezier(0.68,-0.55,0.265,1.55);
}

/* ── Sidebar spacer (pushes bottom items down) ───────────────── */
.sidebar-spacer { flex: 1; min-height: var(--space-4); }

/* ── Hero section base ──────────────────────────────────────── */
.hero-section {
  background:    var(--grad-hero);
  color:         #fff;
  padding-block: var(--space-20) var(--space-24);
  text-align:    center;
  position:      relative;
  overflow:      hidden;
}
.hero-section::before {
  content:  '';
  position: absolute;
  inset:    0;
  background: radial-gradient(ellipse 90% 70% at 50% 0%, rgba(168,85,247,0.4), transparent);
  pointer-events: none;
}
.hero-section::after {
  content:  '';
  position: absolute;
  bottom:   -2px; left: 0; right: 0;
  height:   80px;
  background: var(--color-bg);
  clip-path: ellipse(60% 100% at 50% 100%);
}
.hero-content { position: relative; z-index: 1; }
.hero-title {
  color:         #fff;
  margin-bottom: var(--space-6);
  text-shadow:   0 2px 12px rgba(0,0,0,0.3);
}
.hero-subtitle {
  font-size:     clamp(var(--font-size-base), 2.5vw, var(--font-size-xl));
  color:         rgba(255,255,255,0.85);
  max-width:     640px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}
.hero-actions {
  display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: center;
}

/* ── Features grid ──────────────────────────────────────────── */
.features-section { padding-block: var(--space-16); }
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 640px)  { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .features-grid { grid-template-columns: repeat(4, 1fr); } }

.feature-card {
  background:    var(--color-surface);
  border-radius: var(--radius-2xl);
  padding:       var(--space-8) var(--space-6);
  text-align:    center;
  border:        1px solid var(--color-border);
  box-shadow:    var(--shadow-sm);
  transition:    all var(--transition-base);
  position:      relative;
  overflow:      hidden;
}
.feature-card::before {
  content:  '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--grad-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.feature-card:hover {
  box-shadow: var(--shadow-lg);
  transform:  translateY(-6px);
  border-color: var(--color-primary-light);
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
  font-size:     2.5rem;
  margin-bottom: var(--space-4);
  display:       block;
}
.feature-card h3 {
  font-size:   var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color:       var(--color-text-primary);
}
.feature-card p { color: var(--color-text-body); font-size: var(--font-size-sm); }

/* ── Page wrapper ───────────────────────────────────────────── */
.page-main { padding-block: var(--space-10); }
.page-title {
  font-size:     clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
  font-weight:   900;
  margin-bottom: var(--space-8);
  background:    var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Print ──────────────────────────────────────────────────── */
@media print {
  .navbar, .site-footer, .btn, .site-sidebar, .site-sidebar-overlay { display: none !important; }
  body { background: white; color: black; padding-top: 0; }
}

/* ── Reduced motion ─────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}