/* ========== پایه تایپو و رنگ ها ========== */

:root {
  --color-bg: #f3f4f8;
  --color-surface: #ffffff;
  --color-primary: #d62323;      /* قرمز لوگو */
  --color-primary-dark: #a51616;
  --color-primary-soft: #ffe5e5;
  --color-text-main: #111827;
  --color-text-muted: #6b7280;
  --color-border-soft: #e5e7eb;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.08);
  --radius-lg: 18px;
  --radius-full: 999px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Poppins", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background: var(--color-bg);
  color: var(--color-text-main);
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 700;
  color: var(--color-text-main);
}

p {
  margin: 0;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ========== دکمه‌ها ========== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.18s ease-out;
  white-space: nowrap;
}

.btn-primary {
  position: relative;
  overflow: hidden;
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 12px 25px rgba(214, 35, 35, 0.35);
}

.btn-primary:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(214, 35, 35, 0.4);
}

/* شاین متحرک روی دکمه اصلی */
.btn-primary::after {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    120deg,
    rgba(255, 255, 255, 0.0) 0%,
    rgba(255, 255, 255, 0.45) 40%,
    rgba(255, 255, 255, 0.0) 80%
  );
  transform: skewX(-18deg);
  animation: cta-shine 4.5s ease-in-out infinite;
}

@keyframes cta-shine {
  0% {
    left: -120%;
  }
  8% {
    left: 130%;
  }
  100% {
    left: 130%;
  }
}

/* دکمه ثانویه (در هیرو) */

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-full);
  font-weight: 500;
  font-size: 0.9rem;
  border: 1px solid var(--color-border-soft);
  background: #ffffff;
  color: var(--color-text-main);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.18s ease-out;
}

.btn-secondary:hover {
  border-color: rgba(17, 24, 39, 0.4);
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.1);
  transform: translateY(-1px);
}

/* دکمه مخصوص سرویس‌ها (Learn More) */
.btn-service {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.9rem;
  padding: 0.6rem 1.4rem;
  border-radius: 50px;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  transition: 0.2s ease;
}

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

/* ========== هدر / ناوبری ========== */

.site-header {
  background: transparent;
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.5rem;
  margin-top: 0.5rem;
  border-radius: var(--radius-lg);
  background: rgba(245, 246, 250, 0.92);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.06);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.logo img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.logo-text {
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--color-text-main);
}

/* برای هدر contact.html که از .logo-wrap استفاده می‌کند */
.logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.logo-wrap img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.main-nav ul {
  display: flex;
  list-style: none;
  gap: 1.6rem;
  margin: 0;
  padding: 0;
}

.main-nav a {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  transition: color 0.18s ease-out;
}

.main-nav a:hover {
  color: var(--color-primary);
}

.nav-cta {
  font-size: 0.9rem;
}

/* ========== بخش هیرو ========== */

.hero {
  padding: 4rem 0 3.5rem;
  position: relative;
  background:
    radial-gradient(circle at top left, rgba(214, 35, 35, 0.08), transparent 60%),
    radial-gradient(circle at bottom right, rgba(15, 23, 42, 0.04), transparent 55%),
    #f3f4f8;
}

/* گلو نرم پشت کارت هیرو */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 70%;
  max-width: 900px;
  height: 70%;
  border-radius: 40px;
  background: radial-gradient(circle at top left,
    rgba(214, 35, 35, 0.20),
    rgba(255, 255, 255, 0.0) 65%);
  opacity: 0.7;
  filter: blur(18px);
  z-index: 0;
}

.hero-container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
  background: linear-gradient(135deg, #ffffff 0%, #fff4f4 55%, #ffffff 100%);
  border-radius: 26px;
  box-shadow: var(--shadow-soft);
  padding: 3rem 3rem 2.6rem;
  overflow: hidden;
}

/* برچسب بالای تیتر */
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  padding: 0.3rem 0.9rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.9rem;
  box-shadow: 0 8px 18px rgba(214, 35, 35, 0.12);
}

.hero-content h1 {
  font-size: 2.3rem;
  margin-bottom: 0.7rem;
}

.hero-sub {
  font-size: 0.98rem;
  max-width: 30rem;
  margin-bottom: 1.6rem;
}

/* دکمه‌ها */
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 1.4rem;
}

/* چیپ‌های حوزه‌ها */
.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-size: 0.78rem;
}

.hero-highlights span {
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  background: #f3f4f8;
  color: #4b5563;
}

/* تصویر سمت راست */

.hero-illustration {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-illustration-card {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.35);
  transform: translateY(6px);
  animation: hero-float 7s ease-in-out infinite alternate;
}

/* هاله قرمز زیر تصویر هیرو */
.hero-illustration-card::after {
  content: "";
  position: absolute;
  inset: auto 12% -18px 12%;
  height: 40px;
  border-radius: 999px;
  background: radial-gradient(circle at center,
    rgba(214, 35, 35, 0.55),
    rgba(214, 35, 35, 0));
  opacity: 0.9;
  filter: blur(8px);
  pointer-events: none;
}

.hero-illustration-card img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* انیمیشن ملایم تصویر */
@keyframes hero-float {
  from {
    transform: translateY(6px);
  }
  to {
    transform: translateY(-6px);
  }
}

/* ========== سکشن سرویس‌ها ========== */

.services {
  padding: 3.5rem 0;
}

.services h2 {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 1.6rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.8rem;
}

.service-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 1.8rem 1.6rem;
  text-align: center;
  box-shadow: var(--shadow-soft);
}

.service-card img {
  width: 150px;
  height: auto;
  margin: 0 auto 1rem;
}

.service-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.service-card p {
  font-size: 0.9rem;
}

/* ========== چرا ما ========== */

.why-us {
  padding: 3rem 0;
}

.why-us-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: center;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 2.4rem 2.6rem;
  box-shadow: var(--shadow-soft);
}

.why-text h2 {
  margin-bottom: 0.7rem;
}

.why-text p {
  font-size: 0.95rem;
}

.why-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.why-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.why-list img {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ========== Testimonials (در صورت استفاده) ========== */

.testimonials {
  padding: 3.5rem 0 3rem;
}

.testimonials h2 {
  text-align: center;
  margin-bottom: 2rem;
}

.testimonials-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.8rem;
}

.testimonial-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 1.8rem 1.5rem 1.6rem;
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.testimonial-card img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  margin: 0 auto 0.9rem;
  object-fit: cover;
}

.testimonial-card p {
  font-size: 0.9rem;
  margin-bottom: 0.9rem;
}

.testimonial-card h4 {
  font-size: 1rem;
  margin-bottom: 0.1rem;
}

.testimonial-card span {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ========== سکشن شرکت ========== */

.company-section {
  padding: 3rem 0 3.5rem;
}

.company-section h2 {
  text-align: center;
  margin-bottom: 1rem;
}

.company-section p {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  font-size: 0.95rem;
}

/* ========== استایل صفحات داخلی سرویس‌ها ========== */

.page-header {
  text-align: center;
  padding: 3rem 1rem 2rem;
}

.page-header h1 {
  font-size: 2rem;
  margin-bottom: 0.6rem;
}

.page-header p {
  font-size: 1rem;
  color: var(--color-text-muted);
}

.page-section {
  margin-top: 2rem;
  margin-bottom: 3rem;
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.page-section h2 {
  margin-bottom: 0.8rem;
}

.page-section p {
  font-size: 0.95rem;
}

.page-list {
  margin-top: 1.2rem;
  padding-left: 1.2rem;
}

.page-list li {
  margin-bottom: 0.6rem;
  color: var(--color-text-main);
}

/* ========== فوتر ========== */

.site-footer {
  margin-top: 1rem;
  background: #111827;
  color: #e5e7eb;
  padding: 2.8rem 0 1.4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 2.4rem;
}

.site-footer h3,
.site-footer h4 {
  color: #f9fafb;
}

.footer-about p {
  font-size: 0.9rem;
  max-width: 20rem;
}

.footer-contact ul,
.footer-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
  font-size: 0.9rem;
}

.footer-contact img {
  width: 45px;
  height: 45px;
}

.footer-links ul li {
  margin-bottom: 0.4rem;
}

.footer-links a {
  text-decoration: none;
  font-size: 0.9rem;
  color: #e5e7eb;
}

.footer-links a:hover {
  color: var(--color-primary-soft);
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.8rem;
}

.footer-social img {
  width: 40px;
  height: 22px;
  filter: brightness(1.6);
  cursor: pointer;
  transition: transform 0.15s ease-out;
}

.footer-social img:hover {
  transform: translateY(-1px) scale(1.03);
}

.footer-bottom {
  text-align: center;
  font-size: 0.8rem;
  color: #9ca3af;
  margin-top: 2rem;
}

/* ---------- Contact Page ---------- */

.contact-hero {
  padding: 96px 0 32px;
  text-align: center;
}

.contact-hero .section-tag {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 12px;
}

.contact-hero h1 {
  font-size: 2.2rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.contact-hero-text {
  max-width: 680px;
  margin: 0 auto;
  color: #5c6473;
}

.contact-section {
  padding: 32px 0 64px;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr);
  gap: 40px;
  align-items: flex-start;
}

.contact-info h2,
.contact-form-card h2 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.contact-info-intro,
.contact-form-subtitle {
  color: #5c6473;
  margin-bottom: 24px;
}

.contact-info-block {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-info-row {
  display: flex;
  gap: 14px;
}

.contact-info-icon {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f1f5f9;
  flex-shrink: 0;
}

.contact-info-icon img {
  width: 18px;
  height: 18px;
}

.contact-info-row h3 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.contact-info-row p {
  margin: 0;
  font-size: 0.9rem;
}

.contact-meta {
  color: #7b8291;
  font-size: 0.8rem;
  margin-top: 4px;
}

/* Form card */

.contact-form-card {
  border-radius: 12px;
  padding: 28px 24px 24px;
  background: #ffffff;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}

.contact-form {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 20px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 500;
  color: #111827;
}

.form-field input,
.form-field select,
.form-field textarea {
  font-family: inherit;
  font-size: 0.9rem;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #d1d5db;
  background: #f9fafb;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-primary);
  background: #ffffff;
  box-shadow: 0 0 0 1px rgba(214, 35, 35, 0.08);
}

.form-field textarea {
  resize: vertical;
  min-height: 140px;
}

.btn-full {
  width: 100%;
  margin-top: 4px;
}

/* Location section */

.location-section {
  padding: 0 0 80px;
}

.location-section h2 {
  text-align: left;
  margin-bottom: 8px;
}

.location-text {
  max-width: 640px;
  color: #5c6473;
  margin-bottom: 20px;
}

.location-placeholder {
  border-radius: 12px;
  border: 1px dashed #cbd5e1;
  padding: 32px;
  text-align: center;
  font-size: 0.9rem;
  color: #94a3b8;
}

/* Active nav link */

.nav-link-active {
  color: var(--color-primary);
  font-weight: 600;
}

/* ========== ریسپانسیو ========== */

@media (max-width: 960px) {
  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .contact-form-card {
    padding: 24px 20px 20px;
  }

  .hero-container,
  .why-us-grid,
  .services-grid,
  .testimonials-row,
  .footer-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-container {
    padding: 2.3rem 2rem 2.1rem;
    gap: 2rem;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .services,
  .why-us,
  .testimonials {
    padding-inline: 0;
  }

  .nav-container {
    gap: 1rem;
  }

  .main-nav ul {
    gap: 1rem;
  }
}

@media (max-width: 720px) {
  .nav-container {
    flex-wrap: wrap;
  }

  .main-nav {
    width: 100%;
    order: 3;
  }

  .main-nav ul {
    justify-content: center;
    flex-wrap: wrap;
    padding-top: 0.5rem;
  }

  .nav-cta {
    padding: 0.6rem 1.2rem;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero-container {
    gap: 2rem;
    padding: 2rem 1.6rem 2rem;
  }

  .services-grid,
  .testimonials-row {
    gap: 1.2rem;
  }

  .footer-grid {
    gap: 1.6rem;
  }

  .page-section {
    padding: 1.6rem;
  }

  .contact-hero {
    padding-top: 80px;
  }

  .contact-hero h1 {
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.75rem;
  }

  .hero-sub {
    font-size: 0.9rem;
  }

  .service-card,
  .testimonial-card {
    padding: 1.4rem 1.2rem;
  }

  .page-header h1 {
    font-size: 1.6rem;
  }

  .form-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .popup-card {
    border-radius: 16px;
  }
}

/* ========== Popup: WHR Seminar ========== */

.popup-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease-out, visibility 0.2s ease-out;
}

.popup-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
}

.popup-card {
  position: relative;
  background: var(--color-surface);
  border-radius: 20px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.45);
  max-width: 430px;
  width: min(100%, 280px);
  overflow: hidden;
  transform: translateY(10px) scale(0.97);
  transition: transform 0.22s ease-out;
}

.popup-backdrop.is-visible .popup-card {
  transform: translateY(0) scale(1);
}

.popup-card img {
  display: block;
  width: 100%;
  height: auto;
}

.popup-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: none;
  background: rgba(255, 255, 255, 0.92);
  color: #111827;
  font-size: 1.1rem;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease-out, transform 0.1s ease-out;
}

.popup-close:hover {
  background: var(--color-primary-soft);
  transform: translateY(-1px);
}