/* =========================================================
   سامان تجهیز اسپادان -- استایل اصلی سایت
   پالت: سرمه‌ای تیره (Navy) / سفید / خاکستری روشن / نارنجی (Accent)
   ========================================================= */

:root {
  --color-navy: #0B2447;
  --color-navy-light: #173A6B;
  --color-navy-lighter: #1F4E8C;
  --color-orange: #F97316;
  --color-orange-dark: #DB5F0B;
  --color-light-gray: #F4F6F8;
  --color-gray: #64748B;
  --color-white: #FFFFFF;
  --radius-lg: 1.25rem;
  --radius-md: 0.85rem;
  --shadow-soft: 0 10px 30px rgba(11, 36, 71, 0.08);
  --shadow-hover: 0 20px 40px rgba(11, 36, 71, 0.14);
  --transition: all 0.3s ease;
}

* { box-sizing: border-box; }

body {
  font-family: "Vazirmatn", "Tahoma", sans-serif;
  color: #1E293B;
  background: var(--color-white);
  line-height: 1.85;
}

h1, h2, h3, h4, h5, h6 { font-weight: 700; color: var(--color-navy); }
a { transition: var(--transition); }
.section-padding { padding: 90px 0; }
.section-title { text-align: center; margin-bottom: 3rem; }
.section-title .eyebrow {
  display: inline-block;
  color: var(--color-orange);
  font-weight: 600;
  letter-spacing: 2px;
  font-size: 0.85rem;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.section-title h2 { font-size: 2.2rem; margin: 0; }
.section-title p { color: var(--color-gray); max-width: 640px; margin: 1rem auto 0; }
.bg-light-gray { background: var(--color-light-gray); }
.bg-navy { background: var(--color-navy); color: #fff; }

/* ---------------- Buttons ---------------- */
.btn-orange {
  background: var(--color-orange);
  color: #fff !important;
  border: none;
  padding: 0.75rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  box-shadow: 0 8px 20px rgba(249, 115, 22, 0.35);
}
.btn-orange:hover { background: var(--color-orange-dark); transform: translateY(-2px); }
.btn-outline-navy {
  border: 2px solid var(--color-navy);
  color: var(--color-navy) !important;
  padding: 0.7rem 1.9rem;
  border-radius: 50px;
  font-weight: 600;
  background: transparent;
}
.btn-outline-navy:hover { background: var(--color-navy); color: #fff !important; }

/* ---------------- Header / Navbar ---------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(11, 36, 71, 0.06);
}
.site-header .navbar-brand { font-weight: 700; color: var(--color-navy); font-size: 1.25rem; }
.site-header .nav-link { color: var(--color-navy); font-weight: 500; margin: 0 0.4rem; }
.site-header .nav-link:hover { color: var(--color-orange); }

/* ---------------- Hero ---------------- */
.hero {
  position: relative;
  background: radial-gradient(circle at 20% 20%, var(--color-navy-lighter), var(--color-navy) 60%);
  color: #fff;
  padding: 150px 0 130px;
  overflow: hidden;
  text-align: center;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: .5;
}
.hero .eyebrow {
  display: inline-block;
  border: 1px solid rgba(255,255,255,.35);
  padding: 0.3rem 1rem;
  border-radius: 50px;
  font-size: 0.8rem;
  letter-spacing: 2px;
  margin-bottom: 1.25rem;
  position: relative;
}
.hero h1 { color: #fff; font-size: 3rem; margin-bottom: 1rem; position: relative; }
.hero .lead { color: #CBD5E1; font-size: 1.2rem; margin-bottom: 2rem; position: relative; }
.hero .hero-actions { position: relative; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ---------------- Stats ---------------- */
.stats-section { background: var(--color-navy); color: #fff; }
.stats-section .stat-item h2 { font-size: 2.8rem; font-weight: 800; color: #fff; }
.stats-section .stat-item h2 span { color: var(--color-orange); }
.stats-section .stat-item p { color: #CBD5E1; margin: 0; }

/* ---------------- Cards ---------------- */
.card {
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
  overflow: hidden;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.icon-box {
  width: 60px; height: 60px;
  border-radius: 16px;
  background: rgba(249, 115, 22, 0.12);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
}
.icon-box i { font-size: 1.5rem; color: var(--color-orange); }

.service-card, .value-card { padding: 2rem; height: 100%; }
.product-card img, .project-card img { height: 220px; object-fit: cover; width: 100%; }
.project-card { color: #fff; border-radius: var(--radius-lg); overflow: hidden; position: relative; min-height: 220px; }
.project-card .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,36,71,.1), rgba(11,36,71,.85));
  display: flex; flex-direction: column; justify-content: flex-end; padding: 1.5rem;
}

/* ---------------- Glass effect ---------------- */
.glass-panel {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
}

/* ---------------- Certificates / Partners ---------------- */
.cert-item, .partner-item {
  text-align: center;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: var(--color-light-gray);
  height: 100%;
}
.partner-item { display: flex; flex-direction: column; align-items: center; justify-content: center; }

/* ---------------- FAQ ---------------- */
.accordion-button:not(.collapsed) { background: rgba(249,115,22,.08); color: var(--color-orange); }
.accordion-button:focus { box-shadow: none; }

/* ---------------- Testimonials ---------------- */
.testimonial-card { padding: 2rem; text-align: center; }
.testimonial-card img { width: 70px; height: 70px; border-radius: 50%; object-fit: cover; margin: 0 auto 1rem; }
.testimonial-card .rating { color: var(--color-orange); margin-bottom: .5rem; }

/* ---------------- Footer ---------------- */
.site-footer { background: var(--color-navy); color: #CBD5E1; }
.site-footer h5, .site-footer h6 { color: #fff; }
.site-footer a { color: #CBD5E1; text-decoration: none; }
.site-footer a:hover { color: var(--color-orange); }
.site-footer .social-icons a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(255,255,255,.08); margin-left: 0.5rem;
}
.site-footer .social-icons a:hover { background: var(--color-orange); }
.site-footer hr { border-color: rgba(255,255,255,.1); }

/* ---------------- Page header (inner pages) ---------------- */
.page-header {
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-light));
  color: #fff;
  padding: 90px 0 60px;
  text-align: center;
}
.page-header h1 { color: #fff; margin-bottom: .5rem; }
.breadcrumb-nav a { color: #CBD5E1; text-decoration: none; }
.breadcrumb-nav .fa-angle-left { margin: 0 .4rem; font-size: .75rem; }

/* ---------------- Forms ---------------- */
.form-control, .form-select {
  border-radius: 0.6rem;
  padding: 0.7rem 1rem;
  border: 1px solid #E2E8F0;
}
.form-control:focus, .form-select:focus {
  border-color: var(--color-orange);
  box-shadow: 0 0 0 0.2rem rgba(249,115,22,.15);
}
.form-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 2.5rem;
}

/* ---------------- Filters (products/projects/blog) ---------------- */
.filter-bar { background: var(--color-light-gray); border-radius: var(--radius-md); padding: 1.25rem; margin-bottom: 2rem; }
.filter-bar .btn { border-radius: 50px; }

/* ---------------- 404 ---------------- */
.error-page { text-align: center; padding: 140px 0; }
.error-page .error-code { font-size: 8rem; font-weight: 800; color: var(--color-orange); line-height: 1; }

/* ---------------- Responsive ---------------- */
@media (max-width: 768px) {
  .hero { padding: 110px 0 80px; }
  .hero h1 { font-size: 2.1rem; }
  .section-padding { padding: 60px 0; }
  .page-header { padding: 70px 0 40px; }
}

/* badges */
.badge.bg-orange { background: var(--color-orange) !important; }

/* Comments */
.comment-card { background: #fff; border-radius: 1rem; padding: 1.25rem; box-shadow: 0 4px 14px rgba(11,36,71,.06); }

/* Stock status (product detail) */
.stock-status { font-size: 0.9rem; font-weight: 600; display: flex; align-items: center; gap: 0.3rem; }
.stock-status--in { color: #16A34A; }
.stock-status--out { color: #DC2626; }
.stock-status-count { color: var(--color-gray); font-weight: 400; font-size: 0.85rem; }
.stock-status-low { color: var(--color-orange); font-weight: 400; font-size: 0.85rem; }

/* Hero background image (managed via Gallery -> "use as hero background") */
.hero-bg-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
  z-index: 0;
  pointer-events: none;
}
/* لایه‌ی تیره روی عکس تا خوانایی متن و کنتراست با مثلث حفظ شود */
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,36,71,.55), rgba(11,36,71,.85));
  z-index: 0;
  pointer-events: none;
}
/* اطمینان از اینکه محتوای اصلی هیرو بالای عکس پس‌زمینه قرار می‌گیرد */
.hero .container { position: relative; z-index: 1; }

/* Star rating input (product review form) */
.rating-input { display: inline-flex; flex-direction: row-reverse; gap: 4px; font-size: 1.5rem; }
.rating-input input { display: none; }
.rating-input label { color: #E2E8F0; cursor: pointer; transition: color .15s; }
.rating-input input:checked ~ label,
.rating-input label:hover,
.rating-input label:hover ~ label { color: var(--color-orange); }