/* ====== Base (pure CSS, fully offline) ====== */
html {
    scroll-behavior: smooth;
}
:root {
  --bg: #0b0c0f;
  --panel: #14161a;
  --text: #eef1f5;
  --muted: #aeb6c2;
  --brand: #f39c12; /* مهر پاییز: طلایی/نارنجی */
  --brand-2: #d35400;
  --border: #2a2f36;
  --ok: #2ecc71;
  --warn: #e67e22;
  --err: #e74c3c;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 18px;
  --radius-sm: 12px;
}
.light {
  --bg: #fafafa;
  --panel: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --brand: #d35400;
  --brand-2: #a84300;
  --border: #e2e8f0;
  --shadow: 0 8px 24px rgba(2,6,23,.07);
}

html,body{height:100%}
body{
  margin:0; font-family: IRANSans, Vazirmatn, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg); color: var(--text); line-height: 1.7;
}
*{box-sizing:border-box}
a{color:inherit; text-decoration:none}
img{max-width:100%; display:block}
button{cursor:pointer}

/* ====== Layout ====== */
.container{width:min(1100px, 92%); margin:0 auto}

header{
  position: sticky; top:0; z-index:50; backdrop-filter: blur(8px);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  border-bottom: 1px solid var(--border);
}
.nav{display:flex; align-items:center; justify-content:space-between; gap:16px; padding:14px 0}
.brand{display:flex; align-items:center; gap:12px; font-weight:800}
.brand-logo{inline-size:40px; block-size:40px; border-radius:50%; background: radial-gradient(120% 120% at 30% 30%, var(--brand) 0%, var(--brand-2) 60%, #973300 100%); box-shadow: var(--shadow); display:grid; place-items:center}
.brand-logo svg{inline-size:22px; block-size:22px; fill:#fff}
.nav-links{display:flex; gap:10px; flex-wrap:wrap}
.nav-links a{padding:8px 14px; border-radius: 999px; border:1px solid var(--border)}
.nav-links a.cart-link-nav {
  display: none;
}
@media (max-width: 768px){
  .nav-links a.cart-link-nav {
    display: block;
    border: none;
  }
}
.nav-actions{display:flex; gap:10px; align-items:center}

.ghost{background:transparent}
.primary{background:linear-gradient(135deg, var(--brand), var(--brand-2)); color:#fff; border:0}
.pill{padding:10px 16px; border-radius:999px; border:1px solid var(--border)}

.hero{padding:56px 0 20px}
.hero-wrap{display:grid; grid-template-columns: 1.2fr .8fr; gap:28px; align-items:center}
.hero h1{font-size: clamp(28px, 3.4vw, 44px); line-height:1.2; margin:0 0 12px 0}
.hero p{margin:0 0 20px 0; color:var(--muted)}
.hero-card{background: var(--panel); border:1px solid var(--border); padding:18px; border-radius: var(--radius); box-shadow: var(--shadow)}

.toolbar{display:flex; gap:10px; flex-wrap:wrap; align-items:center; justify-content:space-between; margin:24px 0}
.toolbar .left, .toolbar .right{display:flex; gap:10px; align-items:center; flex-wrap:wrap}
.input, select, .form-input, .form-textarea {background:transparent; color:var(--text); border:1px solid var(--border); border-radius: 12px; padding:10px 12px; min-inline-size: 220px}
.input::placeholder{color:var(--muted)}
.form-input, .form-textarea {width: 100%; min-inline-size: auto;}
.form-textarea {min-height: 100px;}

.grid{display:grid; grid-template-columns: repeat(4, 1fr); gap:16px}
@media (max-width: 1000px){ .hero-wrap{grid-template-columns:1fr} .grid{grid-template-columns: repeat(3, 1fr);} }
@media (max-width: 720px){ .grid{grid-template-columns: repeat(2, 1fr);} }
@media (max-width: 460px){ .grid{grid-template-columns: 1fr;} }

.card{background: var(--panel); border:1px solid var(--border); border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow); display:flex; flex-direction:column}
.cover{aspect-ratio: 3/4; background: linear-gradient(160deg, #2c3e50 0%, #1b2838 100%); display:grid; place-items:center}
.cover svg{opacity:.9}
.card-body{padding:14px}
.tag{display:inline-flex; align-items:center; gap:8px; font-size:12px; color:var(--muted)}
.title{font-weight:800; margin:6px 0 2px}
.meta{color:var(--muted); font-size:14px}
.card-actions{margin-top:auto; display:flex; gap:8px; padding:14px}

section{padding:30px 0}
.section-title{display:flex; align-items:center; justify-content:space-between}
.section-title h2{margin:0; font-size: clamp(20px, 2.4vw, 28px)}

.about, .submit, .contact{background: linear-gradient(180deg, color-mix(in srgb, var(--panel) 82%, transparent), transparent)}
.pan{background: var(--panel); border:1px solid var(--border); border-radius: var(--radius); padding:18px; box-shadow: var(--shadow)}

.two{display:grid; grid-template-columns: 1fr 1fr; gap:18px}
@media (max-width: 900px){ .two{grid-template-columns:1fr} }

.list{display:grid; gap:10px}
.list li{display:flex; gap:10px; align-items:flex-start}
.list svg{inline-size:18px; block-size:18px; flex:0 0 18px}

.footer{margin-top:30px; padding:30px 0; font-size:14px; color:var(--muted); border-top:1px solid var(--border)}

/* Modal */
.modal{position:fixed; inset:0; display:none; align-items:center; justify-content:center; background:rgba(0,0,0,.5); padding:20px}
.modal.open{display:flex}
.modal-card{background: var(--panel); color:var(--text); border:1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); inline-size:min(800px, 96%); max-block-size: 90dvh; overflow:auto}
.modal-head{display:flex; align-items:center; justify-content:space-between; padding:14px 16px; border-bottom:1px solid var(--border); position:sticky; top:0; background:var(--panel)}
.modal-body{padding:16px}

.btn-icon{display:inline-grid; place-items:center; inline-size:38px; block-size:38px; border-radius:12px; border:1px solid var(--border); background:transparent}

.kbd{font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: color-mix(in srgb, var(--panel) 70%, #000 30%); border:1px solid var(--border); padding:2px 6px; border-radius:8px; font-size:12px}

.note{font-size:13px; color:var(--muted)}

/* Light/Dark mode toggle */
.theme-switcher {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 1000;
}
.theme-switcher button {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    font-size: 1em;
}

/* Announcement Cards (Vertical Scroll) */
.announcement-container {
    height: 120px;
    overflow: hidden;
    position: relative;
    margin-top: 10px;
}

#announcement-card-container {
    height: 100%;
    transition: transform 0.5s ease-in-out;
}

.announcement-item-card {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    background: var(--panel);
}

.announcement-item-card p {
    margin: 0;
    line-height: 1.5;
}

.announcement-item-card {
    height: 120px;
    padding: 10px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    background: var(--panel);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.announcement-item-card .announcement-title {
    font-weight: bold;
    color: var(--brand);
}

.announcement-item-card .announcement-date {
    font-size: 12px;
    color: var(--muted);
    margin-right: 5px;
}

.announcement-item-card .announcement-text {
    margin-top: 5px;
    color: var(--text);
}


/* Media queries for responsiveness */
@media (max-width: 768px){
  .nav{
    flex-wrap: wrap;
    align-items: flex-start;
  }
  .nav-actions{
    order: 2;
  }
  .main-nav{
    display:none;
    width:100%;
    order: 3;
    flex-direction: column;
    align-items: stretch;
    padding-top:10px;
    border-top:1px solid var(--border);
    margin-top:10px;
  }
  .main-nav.open{
    display:flex;
  }
  .main-nav .nav-links{
    flex-direction: column;
    gap: 0;
  }
  .main-nav .nav-links a{
    padding: 10px;
    border: none;
    border-bottom: 1px solid var(--border);
  }
  .hero-wrap {
    grid-template-columns: 1fr;
    gap: 20px;
    text-align: center;
  }
  .page-header-container .header-actions button#toggleMenu {
      display: block;
  }
  .theme-switcher .theme-text {
      display: inline-block;
  }
}

/* New CSS for desktop */
@media (min-width: 769px) {
  .page-header-container .header-actions button#toggleMenu {
    display: none;
  }
  .theme-switcher .theme-text {
      display: none;
  }
}

@media (max-width: 600px) {
  .two {
    grid-template-columns: 1fr;
  }
  .hero-actions{
    justify-content: center;
  }
  .toolbar{
    flex-direction: column;
    align-items: stretch;
  }
  .toolbar .right{
    justify-content: center;
    margin-top: 10px;
  }
}

/* Cart Specific Styles */
.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 15px 0;
    border-bottom: 1px solid var(--border);
}
.cart-item-details {
    display: flex;
    align-items: center;
    gap: 15px;
}
.cart-item-image {
    width: 60px;
    height: 80px;
    background-size: cover;
    background-position: center;
    border-radius: 8px;
    flex-shrink: 0;
}
.cart-item-info {
    display: flex;
    flex-direction: column;
}
.cart-item-info small {
    color: var(--muted);
}
.cart-item-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}
.quantity-control {
    display: flex;
    align-items: center;
    gap: 5px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 999px;
}
.quantity-control .btn-icon {
    border: none;
}
.cart-summary {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px dashed var(--border);
    display: grid;
    gap: 10px;
    font-size: 1.1em;
}
.cart-summary div {
    display: flex;
    justify-content: space-between;
}
.cart-total-line {
    font-size: 1.3em;
    font-weight: bold;
    color: var(--brand);
    border-top: 1px solid var(--border);
    padding-top: 10px;
    margin-top: 10px;
}

/* New floating cart button and badge */
.floating-cart {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
}
.floating-cart .cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--err);
    color: #fff;
    border-radius: 50%;
    min-width: 25px;
    height: 25px;
    font-size: 0.8em;
    font-weight: bold;
    display: grid;
    place-items: center;
    padding: 2px;
}