/* ===================================
   KAKOTUS FAST FOOD - MAIN STYLESHEET
   =================================== */

/* --- CSS VARIABLES --- */
:root {
  --bg-dark:       #1a1a1a;
  --bg-card:       #242424;
  --bg-card-hover: #2e2e2e;
  --border:        #3a3a3a;
  --gold:          #d4a017;
  --gold-light:    #f0c040;
  --gold-dim:      #7a5c0a;
  --text-primary:  #f0ede8;
  --text-secondary:#b0ab9e;
  --text-muted:    #6e6860;
  --shadow-gold:   0 0 20px rgba(212,160,23,0.25);
  --radius:        12px;
  --radius-lg:     20px;
  --transition:    0.3s cubic-bezier(0.4,0,0.2,1);
}

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

/* --- BASE --- */
html { scroll-behavior: smooth; }

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: 'Tahoma', 'Segoe UI', sans-serif;
  direction: rtl;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* --- CACTUS BACKGROUND PATTERN --- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 25%, rgba(212,160,23,0.04) 0%, transparent 40%),
    radial-gradient(circle at 85% 75%, rgba(212,160,23,0.04) 0%, transparent 40%),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 60px,
      rgba(212,160,23,0.015) 60px,
      rgba(212,160,23,0.015) 61px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 60px,
      rgba(212,160,23,0.015) 60px,
      rgba(212,160,23,0.015) 61px
    );
  pointer-events: none;
  z-index: 0;
}

/* --- CACTUS DECORATIVE SVG SHAPES --- */
.cactus-deco {
  position: fixed;
  opacity: 0.06;
  pointer-events: none;
  z-index: 0;
  fill: var(--gold);
}
.cactus-deco.left  { bottom: -20px; left: -30px; width: 220px; }
.cactus-deco.right { top: 60px; right: -30px; width: 180px; transform: scaleX(-1); }

/* --- PAGE WRAPPER --- */
.page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===================================
   HEADER
   =================================== */
.header {
  text-align: center;
  padding: 56px 24px 32px;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 160px; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.logo-icon {
  display: inline-block;
  width: 72px; height: 72px;
  margin-bottom: 16px;
  filter: drop-shadow(0 0 12px rgba(212,160,23,0.5));
}

.brand-name {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--gold-light);
  text-shadow: 0 0 30px rgba(212,160,23,0.4);
  line-height: 1.1;
}

.brand-tagline {
  margin-top: 8px;
  font-size: 0.9rem;
  color: var(--text-muted);
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

/* ===================================
   HERO STRIP
   =================================== */
.hero-strip {
  background: linear-gradient(135deg, #1f1a0d 0%, #2a2010 50%, #1f1a0d 100%);
  border-top: 1px solid var(--gold-dim);
  border-bottom: 1px solid var(--gold-dim);
  padding: 14px 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--gold-light);
  letter-spacing: 0.1em;
  animation: marquee-fade 3s ease-in-out infinite alternate;
}

@keyframes marquee-fade {
  from { opacity: 0.7; }
  to   { opacity: 1; }
}

/* ===================================
   MAIN GRID - HOME PAGE
   =================================== */
.main-content {
  flex: 1;
  padding: 48px 32px 64px;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

.section-title {
  text-align: center;
  font-size: 1rem;
  letter-spacing: 0.3em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 36px;
  position: relative;
}

.section-title::before,
.section-title::after {
  content: '✦';
  color: var(--gold);
  margin: 0 12px;
}

/* --- CARDS GRID --- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* --- INDIVIDUAL CARD --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 24px 32px;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  position: relative;
  overflow: hidden;
  transition:
    transform var(--transition),
    background var(--transition),
    border-color var(--transition),
    box-shadow var(--transition);
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.card:hover {
  transform: translateY(-6px);
  background: var(--bg-card-hover);
  border-color: var(--gold-dim);
  box-shadow: var(--shadow-gold);
}

.card:hover::before { opacity: 1; }

.card-icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, #2e2810, #1a1a1a);
  border: 1.5px solid var(--gold-dim);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover .card-icon {
  transform: scale(1.1) rotate(-3deg);
  box-shadow: 0 0 16px rgba(212,160,23,0.3);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.04em;
}

.card-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.card-arrow {
  margin-top: auto;
  font-size: 1.1rem;
  color: var(--gold);
  opacity: 0;
  transform: translateX(6px);
  transition: opacity var(--transition), transform var(--transition);
}

.card:hover .card-arrow { opacity: 1; transform: translateX(0); }

/* --- SPECIAL: DISCOUNT CARD --- */
.card.featured {
  border-color: var(--gold-dim);
  background: linear-gradient(135deg, #2a2010 0%, #242424 100%);
}

.card.featured::after {
  content: 'ویژه';
  position: absolute;
  top: 12px; left: 12px;
  background: var(--gold);
  color: #111;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 30px;
  letter-spacing: 0.1em;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
  border-top: 1px solid var(--border);
  padding: 24px 32px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.footer span { color: var(--gold); margin: 0 4px; }

/* ===================================
   MENU PAGE
   =================================== */
.menu-page { display: none; }
.menu-page.active { display: flex; flex-direction: column; }
.home-page.hidden { display: none; }

/* --- MENU HEADER --- */
.menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(26,26,26,0.95);
  backdrop-filter: blur(10px);
  z-index: 100;
}

.back-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.85rem;
  padding: 8px 18px;
  border-radius: 30px;
  cursor: pointer;
  transition: all var(--transition);
}

.back-btn:hover {
  border-color: var(--gold-dim);
  color: var(--gold-light);
}

.menu-header-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gold-light);
  letter-spacing: 0.1em;
}

/* --- CATEGORY TABS --- */
.category-tabs {
  
  display: flex;
  gap: 10px;
  padding: 24px 32px 8px;
  overflow-x: auto;
  scrollbar-width: none;
  flex-wrap: wrap;
}

.category-tabs::-webkit-scrollbar { display: none; }

.tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-family: inherit;
  font-size: 0.82rem;
  padding: 19px 32px;
  border-radius: 30px;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
  border-top: 1px solid var(--gold-dim);
  border-bottom: 1px solid var(--gold-dim);
  color: var(--gold-light);
  letter-spacing: 0.05em;
 
}

.tab-btn:hover,
.tab-btn.active {
  background: var(--gold);
  border-color: var(--gold);
  color: #111;
  font-weight: 700;
}

/* --- MENU ITEMS GRID --- */
.menu-content {
  padding: 32px 32px 64px;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

.category-section { margin-bottom: 48px; }

.category-label {
  font-size: 0.8rem;
  letter-spacing: 0.35em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.category-label::after {
  content: '';
  position: absolute;
  bottom: -1px; right: 0;
  width: 60px; height: 2px;
  background: var(--gold);
}

.items-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* --- MENU ITEM CARD --- */
.item-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.item-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-gold);
  border-color: var(--gold-dim);
}

.item-img {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #2e2810, #2a2a2a);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  position: relative;
}

.item-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.item-card:hover .item-img img {
  transform: scale(1.06);
}

.img-placeholder {
  font-size: 42px;
  opacity: 0.4;
}

.item-body { padding: 14px 16px 16px; }

.item-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 5px;
}

.item-description {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 12px;
}

.item-contact {
  font-size: 0.78rem;
  color: var(--gold-dim);
  border: 1px solid var(--gold-dim);
  border-radius: 20px;
  padding: 5px 14px;
  display: inline-block;
  letter-spacing: 0.03em;
  transition: color var(--transition), border-color var(--transition);
}

.item-card:hover .item-contact {
  color: var(--gold-light);
  border-color: var(--gold);
}

/* ===================================
   OTHER PAGES (contact, delivery, etc.)
   =================================== */
.info-page { display: none; }
.info-page.active {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.info-content {
  flex: 1;
  max-width: 700px;
  margin: 0 auto;
  padding: 40px 32px 64px;
  width: 100%;
}

.info-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 20px;
}

.info-block h3 {
  color: var(--gold-light);
  font-size: 1rem;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.info-block p, .info-block li {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 2;
}

.info-block ul { padding-right: 20px; }

.discount-code {
  background: linear-gradient(135deg, #2a2010, #1e1e1e);
  border: 1.5px dashed var(--gold-dim);
  border-radius: var(--radius);
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.discount-code .code {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gold-light);
  letter-spacing: 0.2em;
}

.discount-code .off {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.copy-btn {
  background: var(--gold);
  border: none;
  color: #111;
  padding: 7px 16px;
  border-radius: 20px;
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.copy-btn:hover { background: var(--gold-light); transform: scale(1.05); }
.copy-btn.copied { background: #4caf50; color: #fff; }

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 768px) {
  .cards-grid  { grid-template-columns: repeat(2, 1fr); }
  .items-grid  { grid-template-columns: repeat(2, 1fr); }
  .main-content, .menu-content { padding: 24px 16px 48px; }
  .menu-header { padding: 16px; }
  .category-tabs { padding: 16px; }
}

@media (max-width: 480px) {
  .cards-grid { grid-template-columns: 1fr; }
  .items-grid { grid-template-columns: 1fr; }
}

/* ===================================
   PAGE TRANSITION
   =================================== */
.fade-in {
  animation: fadeUp 0.4s ease both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}