:root{
  /* ====== PALETTE (فقط این‌ها را عوض کنی کل سایت تغییر می‌کند) ====== */
  --bg: #0f172a;              /* سورمه‌ای اصلی */
  --panel: rgba(255,255,255,.04);
  --text: #f1f5f9;
  --muted: rgba(241,245,249,.72);
  --border: rgba(241,245,249,.12);
  --accent: #7aa2ff;
  --accent2:#56d6c9;
  --shadow: 0 18px 40px rgba(0,0,0,.30);
  --radius: 18px;

  --container: 1100px;
}

*{ box-sizing: border-box; }
html, body { height: 100%; }

body{
  margin:0;
  font-family: system-ui, -apple-system, "Segoe UI", Tahoma, Arial, sans-serif;
  background:
    radial-gradient(900px 400px at 20% 10%, rgba(122,162,255,.22), transparent 60%),
    radial-gradient(900px 400px at 80% 0%, rgba(86,214,201,.14), transparent 60%),
    var(--bg);
  color: var(--text);
  line-height: 1.75;
}

a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; height: auto; display:block; }

.container{
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.muted{ color: var(--muted); }

/* =========================
   Header
========================= */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(15,23,42,.72);
  border-bottom: 1px solid var(--border);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 0;
  gap: 14px;
}

.brand{
  display:flex;
  align-items:center;
  gap: 10px;
  font-weight: 900;
  letter-spacing: .2px;
}

.brand-mark{
  width: 12px; height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 0 4px rgba(122,162,255,.12);
}

.brand-name{ font-size: 15px; }
.brand-sub{ font-size: 12px; color: var(--muted); font-weight: 600; }

.nav{
  display:flex;
  align-items:center;
  gap: 10px;
  flex-wrap: wrap;
}

.nav a{
  padding: 8px 10px;
  border-radius: 12px;
  color: var(--muted);
  border: 1px solid transparent;
}

.nav a:hover{
  color: var(--text);
  border-color: var(--border);
  background: rgba(255,255,255,.03);
}

.nav a.active{
  color: var(--text);
  border-color: rgba(122,162,255,.40);
  background: rgba(122,162,255,.10);
}

/* =========================
   Buttons
========================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(122,162,255,.45);
  background: linear-gradient(135deg, rgba(122,162,255,.22), rgba(86,214,201,.12));
  color: var(--text);
  cursor: pointer;
}

.btn:hover{ filter: brightness(1.06); }

.btn-sm{
  padding: 8px 12px;
  border-radius: 12px;
}

[data-lang].active {
    border-color: rgba(86,214,201,.55);
    /* background: linear-gradient(135deg, rgba(86,214,201,.20), rgba(122,162,255,.10));*/
}

/* =========================
   Main
========================= */
main{ padding: 26px 0 42px; }

/* =========================
   HERO
========================= */
.hero{ padding: 18px 0 8px; }

.hero-grid{
  display:grid;
 /* grid-template-columns: .85fr 1.15fr; /* چپ: KPI ها / راست: کارت معرفی */*/
  grid-template-columns: .5fr .5fr; /* ✅ کارت معرفی بزرگ‌تر */
  gap: 16px;
  align-items: stretch;
}

.hero-card{
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.h1{
  font-size: clamp(26px, 3.4vw, 44px);
  line-height: 1.25;
  margin: 0 0 10px;
}

.lead{
  color: var(--muted);
  margin: 0 0 12px;
  font-size: 16px;
}

.hero-actions{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* ✅ تصویر کوچک کنار متن (سمت راست در RTL) */
.hero-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:nowrap;
  flex-direction: row-reverse; /* ✅ همیشه عکس سمت راست */
}
.hero-content{
  flex: 1 1 auto;
  min-width: 0;
  text-align: right;
}

html[dir="ltr"] .hero-content{
  text-align: left;
}

.hero-avatar{
  flex: 0 0 auto;
  padding: 12px;
  border-radius: 18px;
  background: rgba(255,255,255,.02);
  border: 1px solid var(--border);
}

.avatar-img{
  width: 170px;
  height: 220px;
  border-radius: 14px;
  object-fit: cover;
  display: block;
}

/* KPI ها */
.kpis{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.kpi{
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  background: rgba(255,255,255,.02);
}

.kpi .num{ font-size: 18px; font-weight: 900; }
.kpi .lbl{ color: var(--muted); font-size: 13px; }

/* =========================
   Sections / Cards
========================= */
.section{ padding: 18px 0; }

.section-title{
  display:flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.section-title h2{ margin:0; font-size: 18px; }

.cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.card{
  background: rgba(255,255,255,.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.card h3{ margin: 0 0 6px; font-size: 15px; }
.card p{ margin: 0; color: var(--muted); }

.banner{
  border: 1px solid rgba(86,214,201,.35);
  background: linear-gradient(135deg, rgba(86,214,201,.16), rgba(122,162,255,.10));
  border-radius: calc(var(--radius) + 2px);
  padding: 18px;
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

/* =========================
   Footer
========================= */
.site-footer{
  margin-top: 18px;
  border-top: 1px solid var(--border);
  background: rgba(0,0,0,.10);
}

.footer-grid{
  padding: 22px 0;
  display:grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 14px;
}

.footer-title{
  font-weight: 900;
  margin-bottom: 8px;
}

.footer-links{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:8px;
}

.footer-links a{ color: var(--muted); }
.footer-links a:hover{ color: var(--text); }

.footer-bottom{
  padding: 12px 0 18px;
  border-top: 1px solid var(--border);
  display:flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

/* =========================
   Responsive
========================= */
@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; }
  .cards{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 700px){
  /* در موبایل: عکس زیر/بالا می‌آید (برای خوانایی) */
  .hero-inner{
    flex-direction: column;
    align-items: flex-start;
    flex-wrap: wrap;
  }
  .avatar-img{
    width: 160px;
    height: 200px;
  }
}

/* لینک‌های کارت‌مانند برای بخش کلاس‌ها */
.link-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 10px;
    padding: 12px 14px;
    border-radius: 16px;
    background: rgba(255,255,255,.03);
    border: 1px solid var(--border);
    color: var(--text);
    box-shadow: 0 0 0 rgba(0,0,0,0);
    transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
    position: relative;
}

    /* یک نوار ظریف سمت راست برای تاکید (در RTL) */
    .link-card::before {
        content: "";
        position: absolute;
        inset: 10px auto 10px 10px; /* پیشفرض LTR */
        width: 3px;
        border-radius: 99px;
        background: rgba(122,162,255,.55);
        opacity: .55;
    }

/* در RTL، نوار سمت راست باشد */
html[dir="rtl"] .link-card::before {
    inset: 10px 10px 10px auto;
}

.link-card-title {
    font-weight: 300;
    letter-spacing: .2px;
}

.link-card-sub {
    color: var(--muted);
    font-size: 12px;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

    /* آیکن فلش کوچک */
    .link-card-sub::after {
        content: "↗";
        font-size: 12px;
        opacity: .9;
    }

/* Hover: معلوم می‌کند لینک است */
.link-card:hover {
    background: rgba(122,162,255,.10);
    border-color: rgba(122,162,255,.45);
    box-shadow: 0 16px 34px rgba(0,0,0,.25);
    transform: translateY(-2px);
}

/* Focus برای کیبورد (سئو/دسترسی) */
.link-card:focus-visible {
    outline: 2px solid rgba(86,214,201,.55);
    outline-offset: 3px;
}

/* جدول ساده دو ستونه برای فایل‌ها */
.file-table {
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
}

.file-row {
    display: grid;
    grid-template-columns: 1.2fr 1.8fr;
    gap: 12px;
    padding: 12px 14px;
    border-top: 1px solid var(--border);
    background: rgba(255,255,255,.02);
}

    .file-row:first-child {
        border-top: none;
    }

.file-head {
    background: rgba(255,255,255,.03);
    font-weight: 700;
}

.file-col-title {
    min-width: 0;
}

.file-col-desc {
    color: var(--muted);
    font-size: 13px;
}
.file-link {
    color: var(--text);
    border-bottom: 1px dashed rgba(241,245,249,.30);
    padding-bottom: 2px;
    display: inline-block;
    max-width: 100%;
}

    .file-link:hover {
        border-bottom-color: rgba(122,162,255,.65);
        color: var(--text);
    }

@media (max-width: 900px) {
    .file-row {
        grid-template-columns: 1fr;
    }
}

/* Contact cards: icon + hover polish (minimal) */
.link-card {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

    .link-card .icon {
        width: 40px;
        height: 40px;
        flex: 0 0 40px;
        display: grid;
        place-items: center;
        border-radius: 12px;
        border: 1px solid var(--border);
        background: rgba(255,255,255,.03);
    }

        .link-card .icon svg {
            width: 22px;
            height: 22px;
            fill: none;
            stroke: currentColor;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
            opacity: .95;
        }

    .link-card:hover .icon {
        transform: translateY(-1px);
        box-shadow: 0 10px 22px rgba(0,0,0,.22);
    }
/* ===== Contact colorful cards (minimal & clean) ===== */
.link-card {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    text-decoration: none;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 14px 14px;
    background: rgba(255,255,255,.02);
    transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}

    .link-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 14px 26px rgba(0,0,0,.25);
        border-color: rgba(255,255,255,.14);
    }

    .link-card .icon {
        width: 44px;
        height: 44px;
        flex: 0 0 44px;
        display: grid;
        place-items: center;
        border-radius: 14px;
        border: 1px solid rgba(255,255,255,.10);
        background: linear-gradient(135deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
        position: relative;
        overflow: hidden;
    }

        /* رنگِ اختصاصی هر کارت از طریق --accent تامین میشه */
        .link-card .icon::before {
            content: "";
            position: absolute;
            inset: -20px;
            background: radial-gradient(circle at 30% 30%, rgba(var(--accent, 122,162,255), .35), transparent 60%);
        }

        .link-card .icon svg {
            width: 22px;
            height: 22px;
            fill: none;
            stroke: rgba(255,255,255,.92);
            stroke-width: 1.9;
            stroke-linecap: round;
            stroke-linejoin: round;
            position: relative;
            z-index: 1;
        }

    /* تیتر و متن داخل کارت */
    .link-card .title {
        font-weight: 900;
        color: var(--text);
        line-height: 1.2;
    }

    .link-card .desc {
        margin-top: 6px;
        font-size: 13px;
        color: rgba(241,245,249,.78);
    }

/* رنگ‌ها */
.contact-telegram {
    --accent: 44, 165, 224;
}
/* Telegram blue */
.contact-whatsapp {
    --accent: 37, 211, 102;
}
/* WhatsApp green */
.contact-linkedin {
    --accent: 10, 102, 194;
}
/* LinkedIn blue */
.contact-website {
    --accent: 168, 85, 247;
}
/* purple */
.contact-youtube {
    --accent: 255, 0, 0;
}
/* YouTube red */
.contact-email {
    --accent: 245, 158, 11;
}
/* amber */
.avatar-wrapper {
    position: relative;
    display: inline-block;
}

    .avatar-wrapper img {
        display: block;
    }

.watermark {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    text-align: center;
    font-size: 12px;
    color: rgba(255,255,255,0.85);
    background: rgba(0,0,0,0.45);
    padding: 6px 0;
    pointer-events: none;
}