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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Vazirmatn", sans-serif;
  background-color: #0a0a0a;
  color: #ededed;
  line-height: 1.5;
  overflow-x: hidden;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/*  فاصله ها*/
section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 1rem auto 5rem auto;
}

.section-tag {
  display: inline-block;
  background: rgba(244, 67, 54, 0.15);
  color: #f2a4a4;
  font-weight: 600;
  font-size: 1.2rem;
  padding: 0.7rem 1.2rem;
  border-top-left-radius: 20px;
  border-bottom-right-radius: 20px;
  margin-bottom: 1rem;
}

.section-header h2 {
  font-size: 2.2rem;
  font-weight: 700;
  background: linear-gradient(135deg, #c6c6c6 0%, #f94646 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.section-header p {
  color: #a3a3a3;
  font-size: 1.1rem;
}

.white-tag {
  background: rgba(255, 255, 255, 0.12);
  color: #fa837a;
}

/*  دکمه ها و لینک ها*/
.btn-primary,
.btn-primary-large,
.btn-outline,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-weight: 600;
  border-radius: 60px;
  transition: all 0.25s ease;
  cursor: pointer;
  font-size: 0.95rem;
}

.btn-primary {
  background: #9a1f16;
  color: white;
  padding: 0.9rem 2rem;
  border: none;
  box-shadow: 0 8px 20px rgba(244, 67, 54, 0.25);
}

.btn-primary:hover {
  background: #d32f2f;
  transform: translateY(-3px);
  box-shadow: 0 15px 25px rgba(244, 67, 54, 0.35);
}

.btn-primary-large {
  background: #f44336;
  color: white;
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.btn-primary-large:hover {
  background: #d32f2f;
  transform: scale(1.02);
}

.btn-outline {
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  color: white;
  padding: 0.6rem 1.5rem;
  background: transparent;
}

.btn-outline:hover {
  border-color: #f44336;
  background: rgba(244, 67, 54, 0.1);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(4px);
  color: white;
  padding: 0.9rem 2rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: rgba(244, 67, 54, 0.2);
  border-color: #f44336;
}

/* ========== سربرگ ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.6);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1rem 0;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo a {
  font-size: 1.7rem;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.5px;
  color: white;
}

.logo span {
  color: #f44336;
  margin-left: 3px;
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 5rem;
}

.main-nav a {
  text-decoration: none;
  color: #e0e0e0;
  font-weight: 500;
  transition: color 0.2s;
  font-size: 1rem;
}

.main-nav a:hover,
.main-nav a.active-nav {
  color: #f44336;
}

/* ========== قسمت اول (hero) ========== */
.hero {
  position: relative;
  background: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiPjxkZWZzPjxsaW5lYXJHcmFkaWVudCBpZD0iZyIgeDE9IjAlIiB5MT0iMCUiIHgyPSIxMDAlIiB5Mj0iMTAwJSI+PHN0b3Agb2Zmc2V0PSIwJSIgc3R5bGU9InN0b3AtY29sb3I6IzFhMWExYTsgc3RvcC1vcGFjaXR5OjEiIC8+PHN0b3Agb2Zmc2V0PSIxMDAlIiBzdHlsZT0ic3RvcC1jb2xvcjojMDAwMDAwOyBzdG9wLW9wYWNpdHk6MC45IiAvPjwvbGluZWFyR3JhZGllbnQ+PC9kZWZzPjxyZWN0IHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIGZpbGw9InVybCgjZykiLz48L3N2Zz4="),
    linear-gradient(145deg, #0a0a8c 0%, #030303 100%);
  background-size: cover;
  background-blend-mode: overlay;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 80% 30%,
    rgba(244, 67, 54, 0.08) 0%,
    transparent 70%
  );
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 700px;
}

.hero-badge {
  background: rgba(255, 255, 255, 0.08);
  padding: 0.4rem 1rem;
  border-radius: 40px;
  font-size: 0.8rem;
  font-weight: 500;
  color: #f0b3ae;
  display: inline-block;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
}

.hero p {
  font-size: 1.2rem;
  color: #bcbcbc;
  max-width: 550px;
  margin-bottom: 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-stats {
  justify-content: center;
  display: flex;
  gap: 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.8rem;
}

.hero-stats div {
  display: flex;
  flex-direction: column;
  text-align: center;
}

.hero-stats span:first-child {
  font-size: 1.8rem;
  font-weight: 800;
  color: #f44336;
}

/* ========== قسمت ویژگی ها ========== */
.features {
  background: #0c0c0c;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 1rem;
}

.feature-card {
  background: #111111;
  border: 1px solid #242424;
  border-radius: 28px;
  padding: 2rem 1.8rem;
  transition: transform 0.2s ease, border-color 0.2s;
}

.feature-card:hover {
  border-color: #f44336;
  transform: translateY(-5px);
}

.feature-icon {
  font-size: 5rem;
  color: #f44336;
  text-align: center;
}

.feature-card h3 {
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.feature-card p {
  color: #adadad;
  text-align: justify;
  line-height: 1.5;
}

/* ========== قسمت کلاس ها ========== */
.classes {
  background: #070707;
}

.classes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.class-card {
  background: #121212;
  border-radius: 28px;
  overflow: hidden;
  transition: transform 0.2s;
}

.class-card:hover {
  transform: translateY(-5px);
}

.class-img-placeholder {
  background: linear-gradient(135deg, #3a3a3a, #0b0b0b);
  padding: 2.2rem;
  text-align: center;
  font-size: 3rem;
  color: #f44336;
}

.class-info {
  padding: 1.8rem;
}

.class-info h3 {
  font-size: 1.4rem;
  margin-bottom: 0.7rem;
  font-weight: 700;
}

.class-info p {
  color: #aaa;
  margin-bottom: 1.2rem;
  font-size: 0.95rem;
}

.class-link {
  text-decoration: none;
  font-weight: 600;
  color: #f44336;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.2s;
}

.class-link:hover {
  gap: 12px;
}

/* ========== cta عضویت رایگان ========== */
.cta-membership {
  background: linear-gradient(112deg, #090909 0%, #2c2c2c 100%);
  border-radius: 32px;
  margin: 2rem 0 2rem 0;
}

.cta-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 3rem;
  padding: 3rem 2rem;
}

.cta-text {
  flex: 1;
}

.cta-text h2 {
  font-size: 2.5rem;
  margin: 1rem 0 1rem 0;
  font-weight: 700;
}

.cta-text p {
  color: #bfbfbf;
  margin-bottom: 2rem;
}

.cta-feature-list ul {
  list-style: none;
}

.cta-feature-list li {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 500;
}

.cta-feature-list i {
  color: #f35e54;
  font-size: 1.3rem;
}

/* ========== پابرگ ========== */
.site-footer {
  background: #030303;
  border-top: 1px solid #1f1f1f;
  padding: 3rem 0 0 0;
  margin-top: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand p {
  color: #9c9c9c;
  line-height: 1.5;
}

.logo-footer {
  font-size: 1.6rem;
  font-weight: 800;
}

.social-icons {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-icons a {
  background: #1e1e1e;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: white;
  transition: 0.2s;
  text-decoration: none;
}

.social-icons a:hover {
  background: #f44336;
  transform: translateY(-3px);
}

.footer-links h4 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  text-decoration: none;
  color: #b0b0b0;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: #f44336;
}

.footer-newsletter p {
  color: #a0a0a0;
  margin: 0.8rem 0;
  font-size: 0.9rem;
}

.newsletter-form {
  display: flex;
  margin-top: 1rem;
}

.newsletter-form input {
  flex: 1;
  background: #1b1b1b;
  border: 1px solid #333;
  padding: 0.8rem;
  border-radius: 60px 0 0 60px;
  outline: none;
  color: white;
  font-family: inherit;
}

.newsletter-form button {
  background: #f44336;
  border: none;
  padding: 0 1.2rem;
  border-radius: 0 60px 60px 0;
  color: white;
  cursor: pointer;
  transition: 0.2s;
}

.newsletter-form button:hover {
  background: #d32f2f;
}

.footer-bottom {
  text-align: center;
  padding: 1.5rem 0;
  border-top: 1px solid #181818;
  font-size: 0.8rem;
  color: #6e6e6e;
}

/* ========== ریسپانسیو ========== */
@media (max-width: 980px) {
  .header-container {
    flex-direction: column;
  }
  .main-nav ul {
    gap: 1.5rem;
  }
  .hero h1 {
    font-size: 2.7rem;
  }
  .hero-stats {
    flex-wrap: wrap;
    gap: 1.5rem;
  }
  .cta-container {
    flex-direction: column;
    text-align: center;
  }
  .cta-feature-list ul {
    text-align: left;
  }
  .section-header h2 {
    font-size: 1.8rem;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 1.3rem;
  }
  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }
  .btn-primary,
  .btn-secondary {
    justify-content: center;
  }
  .features-grid,
  .classes-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    gap: 2rem;
    text-align: center;
  }
  .social-icons {
    justify-content: center;
  }
  .newsletter-form {
    max-width: 300px;
    margin: 0 auto;
  }
  .hero-stats span:first-child {
    font-size: 1.4rem;
  }
}