/* ===== Font ===== */
@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700;800&display=swap');

/* ===== Design Tokens ===== */
:root {
  --primary: #0f766e;        /* teal-700 */
  --primary-dark: #115e59;   /* teal-800 */
  --primary-light: #ccfbf1;  /* teal-100 */
  --accent: #f59e0b;         /* amber-500 */
  --bg: #f8fafc;             /* slate-50 */
  --surface: #ffffff;
  --text: #1e293b;           /* slate-800 */
  --muted: #64748b;          /* slate-500 */
  --border: #e2e8f0;         /* slate-200 */
  --radius: 16px;
  --shadow: 0 10px 30px rgba(15, 118, 110, 0.08);
  --shadow-lg: 0 20px 50px rgba(15, 118, 110, 0.15);
}

/* ===== Reset ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Vazirmatn', system-ui, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.7;
  direction: rtl;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Header / Navbar ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--primary);
}

.logo .logo-icon {
  width: 42px;
  height: 42px;
  background-color: var(--primary);
  color: #fff;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 1.3rem;
}

.logo span.sub {
  display: block;
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  padding: 8px 16px;
  border-radius: 10px;
  font-weight: 500;
  color: var(--text);
  transition: all 0.2s ease;
}

.nav-links a:hover {
  background-color: var(--primary-light);
  color: var(--primary-dark);
}

.nav-links a.active {
  background-color: var(--primary);
  color: #fff;
}

.nav-cta {
  background-color: var(--accent);
  color: #fff !important;
  padding: 10px 20px !important;
  border-radius: 10px;
  font-weight: 600;
}

.nav-cta:hover {
  background-color: #d97706 !important;
  color: #fff !important;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--primary);
  cursor: pointer;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-family: inherit;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background-color: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background-color: var(--primary);
  color: #fff;
}

/* ===== Hero ===== */
.hero {
  padding: 70px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 50px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background-color: var(--primary-light);
  color: var(--primary-dark);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 2.9rem;
  line-height: 1.25;
  font-weight: 800;
  margin-bottom: 18px;
  text-wrap: balance;
}

.hero h1 .highlight {
  color: var(--primary);
}

.hero p {
  color: var(--muted);
  font-size: 1.1rem;
  margin-bottom: 30px;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
}

.hero-image img {
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  width: 100%;
}

/* ===== Stats ===== */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 60px;
}

.stat-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
  box-shadow: var(--shadow);
}

.stat-card .num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
}

.stat-card .label {
  color: var(--muted);
  font-size: 0.95rem;
}

/* ===== Section ===== */
.section {
  padding: 80px 0;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 50px;
}

.section-head .eyebrow {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
}

.section-head h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin: 8px 0 14px;
  text-wrap: balance;
}

.section-head p {
  color: var(--muted);
  font-size: 1.05rem;
}

.section.alt {
  background-color: var(--surface);
}

/* ===== Services Grid ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.service-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: all 0.25s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.service-card .icon {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  background-color: var(--primary-light);
  color: var(--primary-dark);
  display: grid;
  place-items: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--muted);
  font-size: 0.98rem;
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 50px;
  align-items: center;
}

.about-grid img {
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
}

.about-content h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 18px;
}

.about-content p {
  color: var(--muted);
  margin-bottom: 16px;
}

.feature-list {
  list-style: none;
  margin-top: 20px;
  display: grid;
  gap: 14px;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}

.feature-list .check {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background-color: var(--primary-light);
  color: var(--primary-dark);
  display: grid;
  place-items: center;
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== Page Banner ===== */
.page-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 64px 0;
  text-align: center;
}

.page-banner h1 {
  font-size: 2.6rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.page-banner p {
  opacity: 0.9;
  font-size: 1.05rem;
}

.breadcrumb {
  margin-top: 14px;
  font-size: 0.9rem;
  opacity: 0.85;
}

/* ===== Timeline / Credentials ===== */
.creds {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.cred-item {
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.cred-item .year {
  color: var(--accent);
  font-weight: 700;
}

.cred-item h4 {
  font-size: 1.1rem;
  margin: 6px 0;
}

.cred-item p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: start;
}

.info-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}

.info-card .icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background-color: var(--primary-light);
  color: var(--primary-dark);
  display: grid;
  place-items: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.info-card h4 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.info-card p {
  color: var(--muted);
  font-size: 0.95rem;
}

.contact-form {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 15px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-family: inherit;
  font-size: 1rem;
  background-color: var(--bg);
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.map-wrap {
  margin-top: 40px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.map-wrap iframe {
  width: 100%;
  height: 340px;
  border: 0;
  display: block;
}

/* ===== CTA Band ===== */
.cta-band {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: 24px;
  padding: 50px;
  text-align: center;
  color: #fff;
  margin: 40px 0;
}

.cta-band h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.cta-band p {
  opacity: 0.9;
  margin-bottom: 26px;
}

.cta-band .btn {
  background-color: #fff;
  color: var(--primary-dark);
}

.cta-band .btn:hover {
  background-color: var(--accent);
  color: #fff;
}

/* ===== Footer ===== */
.footer {
  background-color: #0f172a;
  color: #cbd5e1;
  padding: 56px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
}

.footer h4 {
  color: #fff;
  font-size: 1.05rem;
  margin-bottom: 18px;
}

.footer .logo {
  color: #fff;
  margin-bottom: 16px;
}

.footer p {
  font-size: 0.92rem;
  line-height: 1.9;
}

.footer ul {
  list-style: none;
  display: grid;
  gap: 10px;
}

.footer ul a {
  font-size: 0.92rem;
  transition: color 0.2s ease;
}

.footer ul a:hover {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  margin-top: 40px;
  padding-top: 22px;
  text-align: center;
  font-size: 0.88rem;
  color: #94a3b8;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero-grid,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .hero h1 {
    font-size: 2.2rem;
  }
}

@media (max-width: 640px) {
  .nav-links {
    position: absolute;
    top: 74px;
    right: 0;
    left: 0;
    background-color: var(--surface);
    flex-direction: column;
    align-items: stretch;
    padding: 14px 20px;
    gap: 6px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    display: none;
  }
  .nav-links.open {
    display: flex;
  }
  .menu-toggle {
    display: block;
  }
  .cards-grid,
  .creds,
  .form-row,
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .cta-band,
  .contact-form {
    padding: 30px 20px;
  }
}