@font-face {
  font-family: "Helvetica Now Display";
  src:
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Thin.woff2")
      format("woff2"),
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Thin.woff")
      format("woff");
  font-weight: 100;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helvetica Now Display";
  src:
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Light.woff2")
      format("woff2"),
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Light.woff")
      format("woff");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helvetica Now Display";
  src:
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Regular.woff2")
      format("woff2"),
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Regular.woff")
      format("woff");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helvetica Now Display";
  src:
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Medium.woff2")
      format("woff2"),
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Medium.woff")
      format("woff");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helvetica Now Display";
  src:
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Bold.woff2")
      format("woff2"),
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Bold.woff")
      format("woff");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helvetica Now Display";
  src:
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-ExtraBold.woff2")
      format("woff2"),
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-ExtraBold.woff")
      format("woff");
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helvetica Now Display";
  src:
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Black.woff2")
      format("woff2"),
    url("assets/fonts/helvetica-now-display/HelveticaNowDisplay-Black.woff")
      format("woff");
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

/* ── Variables ── */
:root {
  --clr-bg: #fbfbfb;
  --clr-border: #171717;
  --clr-text: #171717;
  --clr-focus: #f5680a;
  --font-display:
    "Helvetica Now Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

/* ── Dark mode ── */
body.dark {
  --clr-bg: #171717;
  --clr-border: #fbfbfb;
  --clr-text: #fbfbfb;
  background-color: var(--clr-bg);
}

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

body {
  overflow-x: hidden;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background-color: var(--clr-bg);
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--clr-text);
  transition:
    background-color 0.3s ease,
    color 0.3s ease;
}

img,
svg {
  display: block;
  max-width: 100%;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ── Page padding ── */
header,
main,
footer {
  padding-inline: 40px;
}

/* ── Header ── */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: 24px;
}

.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 16px;
  letter-spacing: 0.03em;
  color: var(--clr-text);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.3s ease;
}

.theme-toggle .toggle-label {
  display: inline;
}

.icon-sun {
  display: block;
}
.icon-moon {
  display: none;
}

body.dark .icon-sun {
  display: none;
}
body.dark .icon-moon {
  display: block;
}

/* ── Main ── */
main {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-block: 48px;
}

/* ── Left column ── */
.main-left {
  width: 55%;
  display: flex;
  flex-direction: column;
  gap: 76px;
}

h1 {
  font-size: clamp(60px, 7vw, 122px);
  font-weight: 700;
  line-height: 1.05;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
}

.contact-label {
  font-size: 16px;
  letter-spacing: 0.08em;
  min-width: 52px;
}

.contact-row a {
  font-size: clamp(24px, 4.5vw, 56px);
  font-weight: 400;
}

/* ── Form ── */
.main-right {
  width: 40%;
  padding-right: 32px;
}

.form-wrapper {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.input-group {
  position: relative;
  width: 100%;
}

.input-group input,
.input-group textarea {
  width: 100%;
  padding: 14px 8px;
  border: none;
  border-bottom: 1px solid var(--clr-border);
  background: transparent;
  outline: none;
  font-size: 18px;
  resize: none;
  color: var(--clr-text);
  transition:
    border-color 0.3s ease,
    color 0.3s ease;
}

.input-group label {
  position: absolute;
  left: 8px;
  top: 14px;
  font-size: 18px;
  letter-spacing: 0.06em;
  color: var(--clr-text);
  pointer-events: none;
  transition:
    top 0.3s ease,
    font-size 0.3s ease,
    color 0.3s ease,
    background-color 0.3s ease;
  background-color: var(--clr-bg);
  padding-inline: 2px;
  text-transform: uppercase;
}

.input-group input:focus + label,
.input-group input:not(:placeholder-shown) + label,
.input-group textarea:focus + label,
.input-group textarea:not(:placeholder-shown) + label {
  top: -8px;
  left: 0;
  font-size: 11px;
  color: var(--clr-focus);
  letter-spacing: 0.08em;
}

.input-group input:focus,
.input-group textarea:focus {
  border-color: var(--clr-focus);
}

.submit-btn {
  width: fit-content;
  padding: 10px 22px;
  border: 1px solid var(--clr-border);
  background: transparent;
  cursor: pointer;
  font-size: 16px;
  letter-spacing: 0.08em;
  color: var(--clr-text);
  transition:
    border-color 0.2s ease,
    color 0.2s ease;
}

.submit-btn:hover {
  border-color: var(--clr-focus);
  color: var(--clr-focus);
}

/* ── Footer ── */
footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding-block: 24px;
}

.tagline-copy {
  display: flex;
  gap: 122px;
  align-items: flex-end;
}

.footer-tagline p {
  font-size: 18px;
  letter-spacing: 0.06em;
  line-height: 1.6;
}

.footer-copy {
  font-size: 18px;
}

.footer-social {
  display: flex;
  gap: 24px;
}

.footer-social a {
  font-size: 18px;
  transition: color 0.2s;
}

.footer-social a:hover {
  color: var(--clr-focus);
}

/* ── Autofill ── */
.input-group input:-webkit-autofill,
.input-group input:-webkit-autofill:hover,
.input-group input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0px 1000px var(--clr-bg) inset;
  -webkit-text-fill-color: var(--clr-text);
  transition:
    -webkit-box-shadow 0.3s ease,
    box-shadow 0.3s ease,
    -webkit-text-fill-color 0.3s ease,
    border-color 0.3s ease;
}

/* ══════════════════════════════════════
   TABLET  ≤ 900px
   Single-column: left block stacks above form
══════════════════════════════════════ */
@media (max-width: 900px) {
  header,
  main,
  footer {
    padding-inline: 32px;
  }

  main {
    flex-direction: column;
    gap: 48px;
    padding-block: 40px;
  }

  .main-left {
    width: 100%;
    gap: 40px;
  }

  h1 {
    /* Large but fits the full width */
    font-size: clamp(52px, 9vw, 96px);
    line-height: 1;
  }

  .contact-row a {
    font-size: clamp(22px, 3.5vw, 32px);
  }

  .main-right {
    width: 100%;
    padding-right: 0;
  }

  .footer-social {
    flex-direction: column;
  }
  .tagline-copy {
    flex-direction: column;
    gap: 24px;
    align-items: start;
  }
}

/* ══════════════════════════════════════
   MOBILE  ≤ 480px
   Tighter padding, smaller type, icon-only toggle
══════════════════════════════════════ */
@media (max-width: 480px) {
  header,
  main,
  footer {
    padding-inline: 20px;
  }

  header {
    padding-block: 20px;
  }

  /* Show only the icon, hide the "Light / Dark" text label */
  .theme-toggle .toggle-label {
    display: none;
  }

  main {
    gap: 36px;
    padding-block: 32px;
  }

  .main-left {
    gap: 32px;
  }

  h1 {
    font-size: clamp(38px, 11vw, 60px);
    line-height: 1.05;
  }

  .contact-label {
    font-size: 14px;
    min-width: 46px;
  }

  .contact-row a {
    font-size: clamp(18px, 5vw, 26px);
  }

  .form-wrapper {
    gap: 22px;
  }

  /* Keep first/last name side by side but allow wrapping on very small screens */
  .grid-2 {
    gap: 16px;
  }

  .submit-btn {
    padding: 10px 20px;
    font-size: 14px;
  }

  /* Footer: pin both columns to the bottom edge */
  footer {
    align-items: flex-end;
    padding-block: 20px;
  }

  .tagline-copy {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }

  .footer-tagline p {
    font-size: 15px;
    line-height: 1.5;
  }

  .footer-copy {
    font-size: 15px;
  }

  /* Social links: stack vertically on mobile as shown in the design */
  .footer-social {
    flex-direction: column;
    gap: 8px;
    align-items: flex-end;
    text-align: right;
  }

  .footer-social a {
    font-size: 15px;
  }
}

#success-message {
  display: none;
  font-size: 18px;
  text-align: center;
  padding: 40px 20px;
  line-height: 1.6;
  color: var(--clr-text);
  opacity: 0;
  transition: opacity 0.4s ease;
  /* Removed transform for pure fade */
  position: absolute;
  width: 100%;
  top: 0;
  left: 0;
}

#success-message.show {
  display: block;
  opacity: 1;
}

.form-wrapper {
  opacity: 1;
  transition: opacity 0.4s ease;
  position: relative;
}

.form-wrapper.hide {
  opacity: 0;
  pointer-events: none;
}

/* Add relative positioning to main-right for absolute positioning context */
.main-right {
  position: relative;
  min-height: 400px; /* Ensure minimum height during transition */
}