/* --- CSS Custom Properties (Variables) --- */
:root {
  /* YOUR ORIGINAL NEU VARIABLES - RETAINED FOR CONSISTENCY */
  --primary-color-neu: #264653; /* Dark Teal/Blue - Strong, professional */
  --secondary-color-neu: #2a9d8f; /* Muted Teal - Calming, supportive */
  --accent-color-neu: #e9c46a; /* Earthy Gold - Warm, inviting highlight */
  --tertiary-color-neu: #f4f7f9; /* Light Grey-Blue - Soft background */

  --background-color-neu: var(--tertiary-color-neu); /* Overall page background */
  --surface-color-neu: #ffffff; /* Card/form background */

  --text-dark-neu: #2c3e50; /* Deep Charcoal Blue for primary text */
  --text-light-neu: #ffffff; /* White text on dark elements */
  --text-muted-neu: #7f8c8d; /* Muted grey for secondary text/hints */

  --error-color-neu: #e74c3c; /* Red for errors */
  --success-color-neu: #27ae60; /* Green for success */

  --font-heading-neu: "Share Tech", sans-serif;
  --font-body-neu: "Poppins", sans-serif;

  --border-radius-main-neu: 10px; /* Slightly larger radius */
  --border-radius-small-neu: 5px;

  --shadow-subtle-neu: 0 2px 8px rgba(0, 0, 0, 0.05); /* Lighter for softer feel */
  --shadow-medium-neu: 0 6px 20px rgba(0, 0, 0, 0.1); /* Standard shadow */
  --shadow-deep-neu: 0 10px 30px rgba(0, 0, 0, 0.15); /* For hover/active states */

  --transition-speed-neu: 0.3s;
  --transition-fast-neu: 0.2s;
  --transition-slow-neu: 0.5s;

  /* NEW BACKGROUND GRADIENT (from your provided CSS): Subtle & Refreshing */
  --background-gradient-body: linear-gradient(
    to bottom right,
    #e0efff 0%, /* Light Sky Blue */
    #f0f8ff 50%, /* Alice Blue */
    #f8f8f8 100% /* Very Light Grey */
  );
  /* Header specific background/shadow from your provided snippet, adapted to -neu variables */
  --header-bg-actual: rgba(255, 255, 255, 0.95); /* Very light, nearly opaque off-white */
  --card-bg-actual: linear-gradient(
    to bottom,
    #ffffff 0%,
    #fcfdff 100%
  ); /* Clean white card */
  --shadow-soft-actual: 0 4px 12px rgba(0, 0, 0, 0.07);
  --shadow-hover-actual: 0 8px 25px rgba(0, 0, 0, 0.15);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body-neu); /* Using NEU variable */
  background-image: var(--background-gradient-body); /* Using NEW gradient */
  background-attachment: fixed;
  color: var(--text-dark-neu); /* Using NEU variable */
  line-height: 1.6;
  padding: 1rem; /* Adjust if needed, but the header has its own padding */
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast-neu) ease,
    transform var(--transition-fast-neu) ease; /* Using NEU variable */
}

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

/* --- Header --- */
.header {
  padding: 0.5rem 0;
}
.header_content {
  display: flex;
  flex-wrap: wrap; /* Allows wrapping on smaller screens before hamburger */
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  background-color: var(--header-bg-actual); /* Using adapted header background */
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius-main-neu); /* Using NEU variable */
  padding: 0.75rem 1.5rem;
  box-shadow: var(--shadow-soft-actual); /* Using adapted shadow */
  border: 1px solid rgba(0, 0, 0, 0.05);
  position: relative;
  z-index: 100;
  transition: all var(--transition-speed-neu) ease; /* Using NEU variable */
}

.logo {
  display: flex;
  align-items: center;
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--primary-color-neu); /* Using NEU variable */
  transition: transform var(--transition-speed-neu) ease; /* Using NEU variable */
  z-index: 2;
}
.logo:hover,
.logo:focus-visible {
  transform: scale(1.05) translateX(3px);
  color: var(--accent-color-neu); /* Using NEU variable */
}

.logo_icon {
  width: 45px;
  height: 45px;
  border-radius: var(--border-radius-small-neu); /* Using NEU variable */
  margin-right: 0.75rem;
  transition: transform var(--transition-speed-neu) ease; /* Using NEU variable */
}
.logo:hover .logo_icon {
  transform: rotate(10deg);
}

/* Default Nav (Desktop) */
.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin: 0.5rem 0;
  /* Removed: margin-left: auto; */ /* This was pushing it right */
}

.nav_link {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--secondary-color-neu); /* Using NEU variable */
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: color var(--transition-fast-neu) ease,
    transform var(--transition-fast-neu) ease; /* Using NEU variable */
}

.nav_link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color-neu); /* Using NEU variable */
  transition: width var(--transition-speed-neu) ease-out; /* Using NEU variable */
}

.nav_link:hover::after,
.nav_link:focus-visible::after {
  width: 100%;
}
.nav_link:hover,
.nav_link:focus-visible {
  color: var(--primary-color-neu); /* Using NEU variable */
  transform: translateY(-2px);
}

/* Contact Button Styling (for header's "Let's Talk" button) */
.contact_button {
  font-size: 1rem;
  color: var(--text-light-neu); /* Using NEU variable */
  background: linear-gradient(
    45deg,
    var(--primary-color-neu) 0%, /* Using NEU variable */
    var(--accent-color-neu) 100% /* Using NEU variable */
  );
  border: none;
  border-radius: 2rem;
  padding: 0.8rem 1.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2); /* Softer, more prominent shadow */
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  transform: scale(1);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

/* Shimmer effect for contact button */
.contact_button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: rgba(255, 255, 255, 0.3);
  transform: skewX(-20deg);
  transition: left 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
  z-index: -1;
}

.contact_button:hover::before {
  left: 125%;
}

.contact_button:hover,
.contact_button:focus-visible {
  background: linear-gradient(
    45deg,
    var(--accent-color-neu) 0%, /* Using NEU variable */
    var(--primary-color-neu) 100% /* Using NEU variable */
  );
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-hover-actual); /* Using adapted shadow */
  color: var(--text-light-neu); /* Using NEU variable */
  outline: none;
}

.contact_button:active {
  transform: translateY(0) scale(0.98);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  background: linear-gradient(
    45deg,
    color-mix(in srgb, var(--accent-color-neu) 90%, black) 0%, /* Using NEU variable */
    color-mix(in srgb, var(--primary-color-neu) 90%, black) 100% /* Using NEU variable */
  );
}

/* Hamburger button styles with subtle hover */
.hamburger {
  display: none; /* Hidden by default, shown on small screens */
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 2;
  transition: transform var(--transition-fast-neu) ease; /* Using NEU variable */
}

.hamburger img {
  width: 30px;
  height: 30px;
  filter: brightness(0.4); /* Keep original filter for now */
  transition: filter var(--transition-fast-neu) ease,
    transform var(--transition-fast-neu) ease; /* Using NEU variable */
}

.hamburger:hover {
  transform: scale(1.1);
}
.hamburger:hover img {
  /* Using your secondary-color-neu for tint on hover */
  filter: brightness(0) saturate(100%) invert(var(--secondary-color-neu)); /* This filter may need manual adjustment for desired color, direct tint is complex */
  /* A simpler approach for tinting to a specific color would be: */
  /* filter: drop-shadow(0 0 0 var(--secondary-color-neu)) invert(1) grayscale(1) brightness(1.5); */
  /* For now, keeping the original filter from your provided CSS which brightens/inverts. */
  /* If you want it to explicitly be secondary-color-neu, let me know, it requires more complex filter values or an SVG change. */
}


/* --- Main Section (Contact Page Content) --- */
/* These sections maintain their previous responsive logic with min-width media queries */

.all_section {
  padding-top: 2rem;
}

.main_section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
  padding: 1rem 0;
}

.heading_line {
  font-family: var(--font-heading-neu); /* Using NEU variable */
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--primary-color-neu); /* Using NEU variable */
  text-align: center;
  text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.3),
    0 0 10px rgba(0, 0, 0, 0.1);
  letter-spacing: 1px;
  padding: 0.5rem 1rem;
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: var(--border-radius-small-neu); /* Using NEU variable */
  box-shadow: var(--shadow-soft-actual); /* Using adapted shadow */
}

.video_overlay {
  display: none; /* Retained from your provided snippet */
}

/* --- Cards (If these are part of your contact page, else ignore) --- */
.cards {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.card_container {
  background: var(--card-bg-actual); /* Using adapted card background */
  border-radius: var(--border-radius-main-neu); /* Using NEU variable */
  box-shadow: var(--shadow-soft-actual); /* Using adapted shadow */
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-speed-neu) ease, /* Using NEU variable */
    box-shadow var(--transition-speed-neu) ease; /* Using NEU variable */
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.card_container:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: var(--shadow-hover-actual); /* Using adapted shadow */
}

.card_image_container {
  position: relative;
  overflow: hidden;
  height: 180px;
  background-color: #e8e8ea;
}

.card_image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-slow-neu) ease-out; /* Using NEU variable */
}

.card_container:hover .card_image {
  transform: scale(1.15);
}

.card_body_container {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: 1rem;
}

.card_title_container {
  flex-grow: 1;
}

.card_title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-dark-neu); /* Using NEU variable */
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.card_title_anchor {
  transition: color var(--transition-fast-neu) ease; /* Using NEU variable */
}
.card_title_anchor:hover .card_title {
  color: var(--primary-color-neu); /* Using NEU variable */
}

.card_desc {
  color: var(--text-muted-neu); /* Using NEU variable */
  font-size: 0.95rem;
  line-height: 1.5;
}

/* Card Footer Styling */
.card_footer_container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid #e9ecef;
  margin-top: auto;
}

.author_container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author_avtar_container {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.08);
  transition: transform var(--transition-fast-neu) ease; /* Using NEU variable */
}
.author_container:hover .author_avtar_container {
  transform: scale(1.1);
}
.author_avtar {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author_info_container {
  display: flex;
  flex-direction: column;
}

.author_name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--secondary-color-neu); /* Using NEU variable */
  transition: color var(--transition-fast-neu) ease; /* Using NEU variable */
}
.author_container:hover .author_name {
  color: var(--primary-color-neu); /* Using NEU variable */
}

.author_date {
  font-size: 0.8rem;
  color: var(--text-muted-neu); /* Using NEU variable */
}

.card_tag_container {
  font-size: 0.8rem;
  background-color: color-mix(in srgb, var(--accent-color-neu) 15%, transparent); /* Using NEU variable */
  color: var(--accent-color-neu); /* Using NEU variable */
  border: 1px solid color-mix(in srgb, var(--accent-color-neu) 30%, transparent); /* Using NEU variable */
  border-radius: var(--border-radius-small-neu); /* Using NEU variable */
  padding: 0.3rem 0.6rem;
  font-weight: 500;
  transition: all var(--transition-fast-neu) ease; /* Using NEU variable */
}
.card_container:hover .card_tag_container {
  background-color: var(--accent-color-neu); /* Using NEU variable */
  color: var(--text-dark-neu); /* Using NEU variable */
}

/* --- Focus Visible (Accessibility) --- */
a:focus-visible,
button:focus-visible,
.card_container:focus-visible {
  outline: 2px solid var(--primary-color-neu); /* Using NEU variable */
  outline-offset: 2px;
  box-shadow: 0 0 0 4px
    color-mix(in srgb, var(--primary-color-neu) 25%, transparent); /* Using NEU variable */
}
.card_container:focus-visible {
  outline: none;
}
.card_image_container:focus-visible {
  outline: 2px solid var(--primary-color-neu); /* Using NEU variable */
  outline-offset: 2px;
}

/* --- Contact Page Specific Styles (from previous iterations) --- */
/* These styles control the layout of the contact form and info section */

.contact_page_main {
  padding: 2rem 1.5rem; /* Default padding for mobile */
  max-width: 1200px;
  margin: 0 auto;
}

.contact_hero {
  display: flex;
  flex-direction: column; /* Stack vertically on small screens */
  align-items: center;
  text-align: center;
  gap: 2rem;
  padding: 3rem 0;
}

.hero_content_wrapper {
  max-width: 600px;
}

.main_heading {
  font-family: var(--font-heading-neu);
  font-size: 2.5rem;
  color: var(--primary-color-neu);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.main_heading_span {
  color: var(--accent-color-neu);
}

.hero_subtitle {
  font-size: 1rem;
  color: var(--text-dark-neu);
}

.hero_image_wrapper {
  width: 100%;
  max-width: 400px;
}

.hero_illustration {
  width: 100%;
  height: auto;
}

.contact_content_section {
  display: flex;
  flex-direction: column; /* Stack vertically on small screens */
  gap: 2.5rem;
  padding: 2rem 0;
}

.contact_form_container,
.contact_info_container {
  background-color: var(--surface-color-neu);
  padding: 2rem;
  border-radius: var(--border-radius-main-neu);
  box-shadow: var(--shadow-medium-neu);
}

.contact_form_container h2,
.contact_info_container h2 {
  font-family: var(--font-heading-neu);
  font-size: 2rem;
  color: var(--primary-color-neu);
  margin-bottom: 1.5rem;
  text-align: center;
}

#contactForm {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form_group {
  position: relative;
}

.form_group input,
.form_group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ccc;
  border-radius: var(--border-radius-small-neu);
  font-size: 1rem;
  font-family: var(--font-body-neu);
  background-color: var(--tertiary-color-neu);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form_group input::placeholder,
.form_group textarea::placeholder {
  color: var(--text-muted-neu);
  opacity: 0;
}

.form_group input:focus::placeholder,
.form_group textarea:focus::placeholder {
    opacity: 1;
}

.form_group label {
  position: absolute;
  left: 15px;
  top: 12px;
  color: var(--text-muted-neu);
  pointer-events: none;
  transition: all 0.2s ease;
  font-size: 1rem;
  background-color: var(--tertiary-color-neu);
  padding: 0 4px;
  box-sizing: border-box;
}

.form_group input:focus + label,
.form_group input:not(:placeholder-shown) + label,
.form_group textarea:focus + label,
.form_group textarea:not(:placeholder-shown) + label {
  top: -10px;
  font-size: 0.75rem;
  color: var(--primary-color-neu);
}

.form_group input.invalid,
.form_group textarea.invalid {
  border-color: var(--error-color-neu);
  box-shadow: 0 0 0 2px rgba(var(--error-color-neu), 0.2);
}

.form_group input.valid,
.form_group textarea.valid {
  border-color: var(--success-color-neu);
  box-shadow: 0 0 0 2px rgba(var(--success-color-neu), 0.2);
}

.form_group input:focus,
.form_group textarea:focus {
  border-color: var(--secondary-color-neu);
  box-shadow: 0 0 0 2px rgba(var(--secondary-color-neu), 0.2);
  outline: none;
}

.char_counter_container {
    text-align: right;
    font-size: 0.85rem;
    color: var(--text-muted-neu);
    margin-top: 0.25rem;
}

.error_message {
  color: var(--error-color-neu);
  font-size: 0.85rem;
  margin-top: 0.25rem;
  display: block;
}

/* Submit Button Styles (for the form's "Send Message" button) - Retained from previous solution */
.submit_button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: linear-gradient(
    90deg,
    var(--primary-color-neu) 0%,
    var(--secondary-color-neu) 100%
  );
  color: var(--text-light-neu);
  border: none;
  padding: 12px 25px;
  font-size: 1.05rem;
  font-weight: 600;
  border-radius: var(--border-radius-main-neu);
  cursor: pointer;
  transition: all var(--transition-speed-neu) cubic-bezier(0.25, 0.8, 0.25, 1);
  width: 100%;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-medium-neu);
  letter-spacing: 0.02em;
}

.submit_button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: rgba(255, 255, 255, 0.2);
  transform: skewX(-20deg);
  transition: left 0.7s cubic-bezier(0.25, 0.8, 0.25, 1);
  z-index: 1;
}

.submit_button:hover:not(:disabled) {
  background: linear-gradient(
    90deg,
    var(--secondary-color-neu) 0%,
    var(--primary-color-neu) 100%
  );
  transform: translateY(-3px) scale(1.01);
  box-shadow: var(--shadow-deep-neu);
}

.submit_button:hover::before {
  left: 125%;
}

.submit_button:active:not(:disabled) {
  transform: translateY(0) scale(0.99);
  box-shadow: var(--shadow-subtle-neu);
}

.submit_button:disabled {
  background: #b0bec5;
  cursor: not-allowed;
  box-shadow: var(--shadow-subtle-neu);
  opacity: 0.7;
  transform: none;
}

.submit_button .button_text {
    display: inline-block;
    transition: opacity var(--transition-fast-neu) ease;
}
.submit_button .fas.fa-paper-plane {
    transition: opacity var(--transition-fast-neu) ease;
}

.submit_button .spinner {
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  width: 20px;
  height: 20px;
  animation: spin 1s ease-in-out infinite;
  display: none;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity var(--transition-fast-neu) ease;
  z-index: 2;
}

@keyframes spin {
  to { transform: rotate(360deg) translate(-50%, -50%); }
}

.submit_button.loading .button_text,
.submit_button.loading .fas.fa-paper-plane {
    opacity: 0;
}
.submit_button.loading .spinner {
    display: block;
    opacity: 1;
}
.submit_button.loading::before {
    display: none;
}

#formStatus {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-small-neu);
    text-align: center;
    font-weight: 500;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(10px);
    visibility: hidden;
}

#formStatus.success {
    background-color: rgba(var(--success-color-neu), 0.1);
    color: var(--success-color-neu);
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}

#formStatus.error {
    background-color: rgba(var(--error-color-neu), 0.1);
    color: var(--error-color-neu);
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}

.contact_info_container .info_item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
  color: var(--text-dark-neu);
}

.contact_info_container .info_item i {
  font-size: 1.25rem;
  color: var(--secondary-color-neu);
  flex-shrink: 0;
  margin-top: 3px;
}

.contact_info_container .info_item p {
  margin: 0;
  font-size: 0.95rem;
}

.contact_info_container .info_item a {
    color: var(--text-dark-neu);
    text-decoration: underline;
    transition: color var(--transition-fast-neu) ease;
}

.contact_info_container .info_item a:hover {
    color: var(--secondary-color-neu);
}

.social_media_links {
  margin-top: 2rem;
  border-top: 1px solid #eee;
  padding-top: 1.5rem;
}

.social_media_links h3 {
  font-family: var(--font-heading-neu);
  font-size: 1.25rem;
  color: var(--primary-color-neu);
  margin-bottom: 1rem;
  text-align: center;
}

.social_media_links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin: 0 0.5rem;
  background-color: var(--primary-color-neu);
  color: var(--text-light-neu);
  border-radius: 50%;
  font-size: 1.1rem;
  transition: background-color var(--transition-fast-neu) ease, transform var(--transition-fast-neu) ease;
}

.social_media_links a:hover {
  background-color: var(--secondary-color-neu);
  transform: translateY(-3px) scale(1.05);
}

.map_container {
  margin-top: 2rem;
  border-top: 1px solid #eee;
  padding-top: 1.5rem;
  text-align: center;
}

.map_container h3 {
  font-family: var(--font-heading-neu);
  font-size: 1.25rem;
  color: var(--primary-color-neu);
  margin-bottom: 1rem;
}

.map_placeholder {
  border-radius: var(--border-radius-small-neu);
  box-shadow: var(--shadow-subtle-neu);
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.map_note {
  font-size: 0.85rem;
  color: var(--text-muted-neu);
  margin-top: 0.5rem;
}

/* Footer Styles */
.site_footer {
  background-color: var(--primary-color-neu);
  color: var(--text-light-neu);
  text-align: center;
  padding: 1.5rem;
  font-size: 0.9rem;
}

/* Animation for fade-in-up */
.fade_in_up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.7s ease-out forwards;
}
.contact_form_container.fade_in_up { animation-delay: 0.1s; }
.contact_info_container.fade_in_up { animation-delay: 0.2s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* --- Media Queries for Responsiveness --- */

/* For tablets and larger phones (hamburger appears, menu stacks) */
@media (max-width: 992px) {
  :root {
    --border-radius-main-neu: 0.6rem; /* Adjusting for smaller screens */
  }
  .header_content {
    flex-wrap: nowrap; /* Prevent wrapping so hamburger stays visible */
    justify-content: space-between;
    padding: 1rem;
    position: relative;
    z-index: 100;
    border-radius: var(--border-radius-main-neu);
  }

  .nav,
  .contact_button {
    display: none; /* Hide desktop nav and button initially */
  }

  .hamburger {
    display: block; /* Show hamburger */
  }

  /* Styles for when the navigation is active/open */
  .header_content.active {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: auto;
    background-color: color-mix(
      in srgb,
      var(--primary-color-neu) 90%,
      black
    ); /* Darker, slightly opaque version of primary-neu */
    backdrop-filter: blur(10px);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
    padding-bottom: 1rem;
    border-radius: var(--border-radius-main-neu);
    padding-top: 4.5rem; /* Adjust top padding to account for the header's initial height */
    transition: all var(--transition-speed-neu) ease-in-out;
  }

  .header_content:not(.active) {
    transition: all var(--transition-speed-neu) ease-in-out;
  }

  .header_content.active .logo {
    margin-bottom: 1rem;
    width: 100%;
    text-align: center;
    justify-content: center;
    position: absolute;
    top: 0.75rem;
    left: 0;
    color: var(--text-light-neu); /* Logo text white on dark menu */
  }

  .header_content.active .hamburger {
    position: absolute;
    top: 0.75rem;
    right: 1.5rem;
    z-index: 101;
    filter: invert(1); /* Invert hamburger color to be visible on dark menu */
    transform: rotate(90deg);
  }

  .header_content.active .nav {
    display: flex;
    flex-direction: column;
    padding: 0;
    gap: 0;
    width: 100%;
    align-items: center;
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInSlideUp 0.5s forwards ease-out 0.2s;
    margin-top: 3rem;
  }

  @keyframes fadeInSlideUp {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .header_content.active .nav_link:nth-child(1) {
    animation-delay: 0.25s;
  }
  .header_content.active .nav_link:nth-child(2) {
    animation-delay: 0.35s;
  }
  .header_content.active .nav_link:nth-child(3) {
    animation-delay: 0.45s;
  }

  .header_content.active .nav_link {
    color: var(--text-light-neu); /* Using NEU variable */
    font-size: 1.2rem;
    padding: 0.8rem 1.5rem;
    width: 90%;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .header_content.active .nav_link:last-child {
    border-bottom: none;
  }

  .header_content.active .nav_link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--accent-color-neu); /* Using NEU variable */
  }

  .header_content.active .contact_button {
    display: block; /* Show the contact button in mobile menu */
    padding: 0.8rem 1.8rem;
    width: fit-content;
    align-self: center;
    color: var(--text-light-neu); /* Using NEU variable */
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInSlideUp 0.5s forwards ease-out 0.55s;
    margin-top: 1rem;
    margin-bottom: 1rem;
  }

  /* Adjust existing styles for smaller screens (contact page content) */
  .heading_line {
    font-size: clamp(2rem, 6vw, 2.8rem);
  }

  .cards {
    gap: 1.5rem;
    padding: 0 0.5rem;
  }

  .card_image_container {
    height: 160px;
  }
  .card_title {
    font-size: 1.4rem;
  }
  .card_desc {
    font-size: 0.9rem;
  }
  .card_footer_container {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
}