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

:root {
  --black: #0a0a0a;
  --white: #f5f3ef;
  --teal: #116979;
  --gold: #e6b31e;
  --gray-mid: #6a6a6a;
  --gray-light: #d8d4cc;
  --gray-border: rgba(10, 10, 10, 0.08);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Syne', sans-serif;
  --font-mono: 'DM Mono', monospace;
  --font-fa: 'doran', Tahoma, Arial, sans-serif;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--white);
  color: var(--black);
  font-family: var(--font-sans);
  overflow-x: hidden;
  cursor: default;
}

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

/* RTL */
html[lang="fa"] {
  direction: rtl;
}

html[lang="fa"] body,
html[lang="fa"] input,
html[lang="fa"] textarea,
html[lang="fa"] select,
/* html[lang="fa"] .nav-logo, */
html[lang="fa"] .nav-links a,
/* html[lang="fa"] .lang-btn, */
html[lang="fa"] .contact-hero-title,
html[lang="fa"] .contact-hero-sub,
html[lang="fa"] .contact-info-title,
html[lang="fa"] .contact-info-text,
html[lang="fa"] .contact-form-title,
html[lang="fa"] .contact-form label,
html[lang="fa"] .contact-address,
html[lang="fa"] .contact-form-note,
html[lang="fa"] .contact-footer-item,
html[lang="fa"] .footer-note {
  font-family: var(--font-fa);
  letter-spacing: 0;
}

html[lang="fa"] .contact-info-desc,
html[lang="fa"] .contact-info-label {
  font-family: var(--font-fa);
  letter-spacing: 0rem;
}

html[lang="fa"] .contact-info-value {
  font-weight: 500;
}


html[lang="fa"] .contact-hero-title {
  font-weight: 600;
}

html[lang="fa"] .nav-logo {
  direction: ltr;
}

html[lang="en"] .lang-btn {
  font-family: var(--font-fa);
  letter-spacing: 0;
}

html[lang="fa"] .contact-form input,
html[lang="fa"] .contact-form textarea,
html[lang="fa"] .contact-form select {
  font-family: var(--font-fa);
  text-align: right;
}

html[lang="fa"] nav {
  flex-direction: row-reverse;
}

html[lang="fa"] .nav-right {
  flex-direction: row-reverse;
}

html[lang="fa"] .contact-container {
  flex-direction: row-reverse;
}

html[lang="fa"] .contact-info {
  text-align: right;
}

html[lang="fa"] .contact-form {
  text-align: right;
}


/* Scrollbar */
::-webkit-scrollbar {
  width: 2px;
}

::-webkit-scrollbar-track {
  background: var(--white);
}

::-webkit-scrollbar-thumb {
  background: var(--teal);
}


/* NAV */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.75rem 4rem;
  background: rgba(245, 243, 239, 0.90);
  backdrop-filter: blur(20px);
  /* transition: background 0.35s, box-shadow 0.35s; */
}

nav.scrolled {
  box-shadow: 0 1px 0 rgba(10, 10, 10, 0.07);
}

nav::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 4rem;
  right: 4rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(10, 10, 10, 0.07), transparent);
}

.nav-logo {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--black);
}

.nav-logo span {
  color: var(--gold);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}


.nav-links {
  display: flex;
  gap: 3rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(10, 10, 10, 0.45);
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--black);
}

.lang-btn {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  background: none;
  border: 1px solid rgba(10, 10, 10, 0.12);
  color: rgba(10, 10, 10, 0.45);
  padding: 0.4rem 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: border-color 0.3s, color 0.3s;
}

.lang-btn:hover {
  border-color: var(--teal);
  color: var(--teal);
}

/* HERO */
.contact-hero {
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 8rem 4rem 4rem;
  text-align: center;
  border-bottom: 1px solid var(--gold);
}

.contact-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 300;
  color: var(--black);
  margin-bottom: 1rem;
  visibility: hidden;
}

.contact-hero-sub {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.15em;
  color: rgba(10, 10, 10, 0.5);
  max-width: 50ch;
  line-height: 1.8;
  visibility: hidden;
}

/* MAIN CONTENT */
.contact-content {
  padding: 6rem 4rem;
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 5rem;
}
/* Info block */
.contact-info,
.media {
  /* width: 100%; */
  display: flex;
  flex-direction: column;
  gap: 2rem;
  /* background-color: red; */
}

.contact-info-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 300;
  color: var(--black);
  margin-bottom: 1rem;
  visibility: hidden;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  border: 1px solid rgba(10, 10, 10, 0.07);
  background: transparent;
  transition: border-color 0.3s, background 0.3s;
  visibility: hidden;
}

.contact-info-item:hover {
  border-color: var(--teal);
  background: rgba(17, 105, 121, 0.03);
}

.contact-info-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--teal);
  border-radius: 50%;
  flex-shrink: 0;
  color: var(--teal);
}

.contact-info-icon svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.contact-info-text {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.contact-info-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);

}

.contact-info-value {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 400;
  color: var(--black);
}

.contact-address {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--black);
}

.contact-info-desc {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: rgba(10, 10, 10, 0.4);
  letter-spacing: 0.05em;
  line-height: 1.6;
  margin-top: 0.3rem;
}

/* Form block */
.contact-form-wrapper {
  visibility: hidden;
}

.contact-form-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 300;
  color: var(--black);
  margin-bottom: 1.5rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.contact-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.contact-form label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(10, 10, 10, 0.5);
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 0.8rem 1rem;
  border: 1px solid rgba(10, 10, 10, 0.12);
  background: var(--white);
  color: var(--black);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 2px rgba(17, 105, 121, 0.1);
}

.contact-form textarea {
  resize: vertical;
  min-height: 100px;
}

.contact-form-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--teal);
  color: var(--white);
  padding: 0.9rem 2rem;
  border: none;
  cursor: pointer;
  margin-top: 0.5rem;
  transition: background 0.3s, transform 0.2s;
}

.contact-form-btn:hover {
  background: #0a5965;
  transform: translateY(-2px);
}

.contact-form-btn:active {
  transform: translateY(0);
}

/* Notes */
.contact-form-note {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: rgba(10, 10, 10, 0.35);
  letter-spacing: 0.05em;
  line-height: 1.7;
  background: rgba(17, 105, 121, 0.02);
  padding: 1rem;
  border-left: 2px solid var(--gold);
  margin-bottom: 2rem;
  visibility: hidden;
}

html[lang="fa"] .contact-form-note {
  border-left: none;
  border-right: 2px solid var(--gold);
}

/* Offices */
.contact-offices {
  padding: 4rem 0;
  border-top: 1px solid rgba(10, 10, 10, 0.07);
  margin-top: 3rem;
  text-align: center;
}

.contact-offices-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1.5rem;
}

.contact-offices-list {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.contact-offices-item {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--black);
  visibility: hidden;
}

.contact-offices-sub {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: rgba(10, 10, 10, 0.3);
  letter-spacing: 0.1em;
  margin-top: 0.3rem;
  text-transform: uppercase;
}

/* Footer */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245, 243, 239);
  padding: 2.5rem 4rem;
  border-top: 1px solid rgba(10, 10, 10, 0.06);
  margin-top: 4rem;
}

.footer-note {
  font-family: var(--font-display);
  letter-spacing: 0.1em;
  font-size: 1.6rem;
  font-weight: 300;
}


/* Responsive */
@media (max-width: 900px) {
      nav {
    padding: 1rem 1.5rem 3rem 1.5rem;
    height: fit-content;
  }

  nav::after {
    left: 2rem;
    right: 2rem;
  }

  .nav-links {
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    bottom:0;
    left: 0;
    right: 0;
  }

  .contact-hero {
    padding: 6rem 2rem 3rem;
  }

  .contact-content {
    padding: 4rem 2rem;
  }

  .contact-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer-bottom {
    padding: 2rem;
  }
}

@media (max-width: 600px) {
  .contact-offices-list {
    flex-direction: column;
    gap: 1.5rem;
  }
}