/* =========================
   Rasta Motor – Base Styles
   ========================= */
:root{
  --bg:#0b2340;
  --card:#0f2b50;
  --line:#254468;
  --text:#e6ebf2;
  --muted:#aeb9c8;
  --accent:#c8d2df;
  --link:#6aa0ff;
}

*{ box-sizing:border-box; }
html{ font-size:16px; }
body{
  margin:0;
  font-family: Vazirmatn, IRANSans, system-ui, "Segoe UI", Roboto, Arial;
  background: radial-gradient(1200px 800px at 70% -10%, #10325f 10%, var(--bg) 60%);
  color: var(--text);
}

a{ color: var(--link); text-decoration:none; }
a:hover{ text-decoration:underline; }

/* ✅ جلوگیری از گنده شدن ناخواسته تصاویر */
img{
  max-width:100%;
  height:auto;
  display:block;
}

.container{
  max-width:1100px;
  margin:auto;
  padding:24px;
}

/* =========================
   Header & Nav
   ========================= */
.header{
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(9,26,48,.7);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.nav{
  display:flex;
  align-items:center;
  gap:14px;
  padding:10px 16px;
  position:relative; /* برای منوی موبایل */
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  font-weight:800;
  letter-spacing:.5px;
}
.brand img{ width:38px; height:38px; }

.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
}

/* لینک‌ها و دکمه «سامانه‌ها» هم‌استایل */
.nav a, .menu > button{
  padding:8px 10px;
  border-radius:10px;
  border:1px solid transparent;
  background:transparent;
  color:var(--text);
  font:inherit;
  line-height:1;
  cursor:pointer;
}
.nav a:hover, .menu > button:hover{
  background:rgba(255,255,255,.06);
  border-color:var(--line);
}
.nav a.active{
  background:rgba(255,255,255,.08);
  border-color:var(--line);
}

/* Dropdown */
.menu{ position:relative; }
.menu .dropdown{
  position:absolute;
  right:0;
  top:110%;
  min-width:220px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:12px;
  display:none;
  box-shadow:0 12px 24px rgba(0,0,0,.25);
  overflow:hidden;
}
.menu .dropdown a{
  display:block;
  padding:10px 12px;
}
.menu.open .dropdown{ display:block; }

/* Hamburger */
.hamburger{
  display:none;
  flex-direction:column;
  gap:4px;
  cursor:pointer;
  border:1px solid var(--line);
  padding:8px;
  border-radius:10px;
  user-select:none;
}
.hamburger span{
  display:block;
  width:22px;
  height:2px;
  background:var(--text);
}

/* Mobile Nav */
@media (max-width:820px){
  .hamburger{ display:flex; }

  .nav-links{
    display:none;
    position:absolute;
    right:16px;
    left:16px;
    top:64px;
    flex-direction:column;
    gap:6px;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:12px;
    padding:10px;
  }
  .nav-links.show{ display:flex; }

  /* ✅ یکدست شدن آیتم‌های منو در موبایل */
  .nav-links a,
  .nav-links .menu > button{
    width:100%;
    text-align:center;
    justify-content:center;
  }

  .menu{ width:100%; }

  /* Dropdown در موبایل زیر خودش باز شود */
  .menu .dropdown{
    position:static;
    display:none;
    border:none;
    box-shadow:none;
    background:transparent;
    padding:0;
  }
  .menu.open .dropdown{ display:block; }
  .nav-links .menu .dropdown a{
    text-align:center;
    padding:10px 12px;
    border-top:1px solid rgba(255,255,255,.06);
  }
}

/* =========================
   Cards / Buttons / Footer
   ========================= */
.card{
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.005)), var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:22px;
  box-shadow:0 8px 24px rgba(0,0,0,.25);
}

.center{
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
}

.lead{ font-size:1.1rem; color:var(--muted); }

.btn{
  display:inline-block;
  padding:12px 16px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
}
.btn.primary{ border-color: var(--accent); }

.footer{
  margin-top:36px;
  padding:16px;
  text-align:center;
  opacity:.75;
  border-top:1px solid var(--line);
}

/* =========================
   Hero Head (Logo Right + Text)
   ========================= */
.hero-head{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:14px;
  margin-bottom:18px;
}

/* ✅ لوگو کنترل‌شده (گنده نشه) */
.hero-logo{
  width: 88px;
  max-width: 88px;
  height: auto;
  flex: 0 0 auto;
}

.hero-text{
  text-align:right;
}
.hero-text h1{
  margin:0 0 6px 0;
  font-size:1.7rem;
}
.hero-text .lead{
  margin:4px 0;
}
.hero-text .en{
  direction:ltr;
  text-align:right;
  opacity:.9;
}

@media (max-width:600px){
  .hero-head{
    flex-direction:column;
    text-align:center;
  }
  .hero-text{ text-align:center; }
  .hero-text .en{ text-align:center; }
  .hero-logo{
    width: 72px;
    max-width: 72px;
  }
}

/* =========================
   Slider (structure: .slider > .slides > .slide > img)
   ========================= */
.slider{
  width:100%;
  overflow:hidden;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.10);
  position:relative;
  height: 420px;
}
@media (max-width:820px){
  .slider{ height: 300px; }
}

.slides{
  height:100%;
  display:flex;
  transition: transform 600ms ease;
  transform: translateX(0);
}

.slide{
  min-width:100%;
  height:100%;
  display:flex;
}
.slide img{
  width:100%;
  height:100%;
  object-fit:cover;
}

/* arrows */
.slider-btn{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  width:44px;
  height:44px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(0,0,0,.25);
  color:#fff;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:28px;
  line-height:1;
  backdrop-filter: blur(6px);
  z-index:2;
}
.slider-btn.prev{ right:12px; }
.slider-btn.next{ left:12px; }
.slider-btn:hover{ background:rgba(0,0,0,.35); }

/* dots */
.dots{
  position:absolute;
  bottom:12px;
  left:50%;
  transform:translateX(-50%);
  display:flex;
  gap:8px;
  padding:8px 10px;
  border-radius:999px;
  background:rgba(0,0,0,.22);
  border:1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(6px);
  z-index:2;
}
.dots button{
  width:10px;
  height:10px;
  border-radius:999px;
  border:none;
  background:rgba(255,255,255,.35);
  cursor:pointer;
}
.dots button.is-active{
  background:rgba(255,255,255,.95);
}