@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap");

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

:root {
  --primary-green: #48e5a9;
  --text-dark: #1a1a1a;
  --text-light: #f8f8f8;
  --grey-light: #f0f2f5;
  --grey-medium: #e0e0e0;
  --grey-dark: #888;
  --background-light: #ffffff;
  --background-dark: #000000;
  --font-family: "Poppins", sans-serif;
}

html {
  height: 100%;
}

body {
  font-family: var(--font-family);
  background-color: var(--background-light);
  color: var(--text-dark);
  min-height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
}

body:not(.auth-page-body):not(.chat-detail-body):not(.profile-view-body):not(
    .onboarding-body
  ):not(.skills-page-body):not(.filter-page) {
  padding-bottom: 65px;
}

body.auth-page-body,
body.onboarding-body,
body.chat-detail-body {
  height: 100vh;
  overflow: hidden;
}

body.profile-view-body {
  height: auto;
  overflow-y: auto;
  padding-bottom: 0 !important;
}

.app-container {
  flex-grow: 1;
  padding: 15px;
}

.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 65px;
  background-color: var(--background-light);
  display: flex;
  justify-content: space-around;
  align-items: center;
  border-top: 1px solid var(--grey-medium);
  z-index: 1000;
}

.nav-item {
  background: none;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--grey-dark);
  font-size: 10px;
  padding: 5px 0;
  flex-grow: 1;
  cursor: pointer;
  text-decoration: none;
}

.nav-item img {
  width: 24px;
  height: 24px;
  margin-bottom: 4px;
  filter: grayscale(100%);
  opacity: 0.7;
}

.nav-item.active {
  color: var(--primary-green);
}

.nav-item.active img {
  filter: none;
  opacity: 1;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border: none;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  margin: 8px 0;
  width: 100%;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease,
    border-color 0.2s ease;
}

.btn-dark {
  background-color: var(--text-dark);
  color: var(--text-light);
}
.btn-dark:hover {
  background-color: #333;
}

.btn-light {
  background-color: var(--background-light);
  color: var(--text-dark);
  border: 1px solid var(--grey-medium);
}
.btn-light:hover {
  background-color: var(--grey-light);
}

.btn-follow,
.btn-accept {
  background-color: var(--primary-green);
  color: var(--text-dark);
  padding: 6px 20px;
  font-size: 14px;
  width: auto;
  border-radius: 20px;
}
.btn-follow:hover,
.btn-accept:hover {
  background-color: #38d898;
}

.btn-following {
  background-color: transparent;
  color: var(--text-dark);
  border: 1px solid var(--grey-medium);
  padding: 6px 20px;
  font-size: 14px;
  width: auto;
  border-radius: 20px;
}
.btn-following:hover {
  background-color: var(--grey-light);
}

.btn-blue {
  background-color: #29b6f6;
  color: var(--text-light);
}
.btn-blue:hover {
  background-color: #03a9f4;
}

.btn-buy-tickets {
  background-color: var(--primary-green);
  color: var(--text-dark);
  display: block;
  margin: 20px auto 0 auto;
}
.btn-buy-tickets:hover {
  background-color: #38d898;
}

.btn-danger {
  background-color: #f44336;
  color: white;
}
.btn-danger:hover {
  background-color: #e53935;
}

body.onboarding-body {
  height: 100%;
  overflow: hidden;
}
.onboarding-container {
  height: 100%;
  width: 100%;
  overflow: hidden;
  position: relative;
  background-color: var(--background-light);
}
.onboarding-carousel {
  display: flex;
  height: calc(100% - 80px);
  width: 500%;
  transition: transform 0.4s ease-in-out;
}
.onboarding-slide {
  width: 20%;
  height: 100%;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 30px 25px;
  box-sizing: border-box;
}
.onboarding-slide img {
  max-width: 75%;
  max-height: 40%;
  height: auto;
  margin-bottom: 30px;
  user-select: none;
  -webkit-user-drag: none;
}
.onboarding-slide h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 15px;
}
.onboarding-slide p {
  font-size: 15px;
  color: var(--grey-dark);
  line-height: 1.6;
  max-width: 300px;
}
.onboarding-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-sizing: border-box;
}
.pagination-dots {
  margin-bottom: 25px;
}
.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--grey-medium);
  margin: 0 4px;
  transition: background-color 0.3s ease;
}
.dot.active {
  background-color: var(--text-dark);
}

.onboarding-buttons {
  display: flex;
  justify-content: space-between;
  width: 100%;
  padding: 0 10px;
  box-sizing: border-box;
  align-items: center;
  min-height: 45px;
}

.onboarding-buttons .skip-button,
.onboarding-buttons .get-started-button {
  background: none;
  border: none;
  color: var(--grey-dark);
  font-size: 16px;
  cursor: pointer;
  text-decoration: none;
  padding: 10px;
  visibility: visible;
  opacity: 1;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.onboarding-buttons .get-started-button {
  background-color: #29b6f6;
  color: white;
  padding: 12px 30px;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  visibility: hidden;
  opacity: 0;
}
.onboarding-buttons .get-started-button:hover {
  background-color: #03a9f4;
}

.onboarding-container[data-current-slide="4"] .skip-button {
  visibility: hidden;
  opacity: 0;
}
.onboarding-container[data-current-slide="4"] .get-started-button {
  visibility: visible;
  opacity: 1;
}

.onboarding-container[data-current-slide="4"] .onboarding-buttons {
  justify-content: center;
}

.auth-page-body {
  background-color: var(--background-dark);
  display: flex;
  flex-direction: column;

  color: var(--text-light);
  min-height: 100vh;
  padding: 0;

  background-image: url("images/auth_bg.png");
  background-size: cover;
  background-position: center top;
}

.auth-page-body .app-container {
  padding: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  flex-grow: 1;
}

.auth-logo {
  position: absolute;
  top: 50px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  z-index: 1;
  white-space: nowrap;
}

.auth-logo .hack {
  color: var(--primary-green);
}
.auth-logo .afriend {
  color: var(--text-light);
}
.auth-logo span {
  font-size: 36px;
  font-weight: 700;
}
.auth-logo p {
  font-size: 14px;
  color: var(--text-light);
  margin-top: 5px;
  white-space: normal;
}

.auth-card {
  background: none;
  color: var(--text-dark);
  background-color: var(--background-light);
  padding: 40px 25px 30px 25px;
  border-radius: 30px 30px 0 0;
  text-align: center;
  width: 100%;
  position: relative;
  z-index: 2;
  padding-bottom: 10vh;
}
.auth-card.profile-setup-card {
  text-align: left;
}
.auth-card.skills-card {
  border-radius: 30px;
  margin: 15px;
}

.auth-card h1 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 25px;
}

.auth-card input[type="text"],
.auth-card input[type="email"],
.auth-card input[type="password"],
.auth-card input[type="tel"],
.auth-card input[type="date"],
.auth-card input[type="number"],
.auth-card select {
  display: block;
  width: 100%;
  padding: 15px;
  margin-bottom: 15px;
  border: 1px solid var(--grey-medium);
  border-radius: 15px;
  font-size: 16px;
  background-color: var(--grey-light);
  font-family: var(--font-family);
  color: var(--text-dark);
}

.auth-card input::placeholder,
.auth-card select:required:invalid {
  color: #999;
}
.auth-card select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("icons/dropdown-arrow.svg");
  background-repeat: no-repeat;
  background-position: right 15px center;
  background-size: 12px;
  color: #555;
}
.auth-card select:focus,
.auth-card input:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 2px rgba(72, 229, 169, 0.2);
}
.auth-card option {
  color: var(--text-dark);
}

.auth-card .phone-input {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
  border: 1px solid var(--grey-medium);
  border-radius: 15px;
  background-color: var(--grey-light);
  overflow: hidden;
}
.auth-card .phone-input span {
  padding: 15px;
  background-color: var(--grey-medium);
  color: var(--text-dark);
  font-weight: 500;
}
.auth-card .phone-input input[type="tel"] {
  flex-grow: 1;
  border: none;
  margin-bottom: 0;
  border-radius: 0;
  background: none;
  padding-left: 10px;
}

.auth-card input[type="date"] {
  color: #999;
}
.auth-card input[type="date"]:focus,
.auth-card input[type="date"]:valid {
  color: var(--text-dark);
}

.auth-card .forgot-password {
  display: block;
  margin-top: 15px;
  color: var(--grey-dark);
  font-size: 14px;
  text-decoration: none;
}
.auth-card .forgot-password:hover {
  text-decoration: underline;
}
.auth-card .btn {
  margin-top: 10px;
}

body.home-body {
  background-color: var(--grey-light);
}

.home-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0 15px 0;
}
.home-logo {
  white-space: nowrap;
}
.home-logo .hack {
  color: var(--primary-green);
}
.home-logo .afriend {
  color: var(--text-dark);
}
.home-logo span {
  font-size: 24px;
  font-weight: 700;
}

.notifications {
  position: relative;
  cursor: pointer;
}
.notifications img {
  width: 24px;
  height: 24px;
}
.notification-count {
  position: absolute;
  top: -5px;
  right: -5px;
  background-color: red;
  color: white;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  font-size: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bold;
}

section {
  margin-bottom: 25px;
}

section h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}

.profile-card-suggested,
.team-request-card {
  background-color: var(--background-light);
  border-radius: 15px;
  padding: 15px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}
.profile-card-suggested img,
.team-request-card img {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  margin-right: 15px;
  object-fit: cover;
}
.profile-card-suggested .profile-info,
.team-request-card .request-info {
  flex-grow: 1;
}
.profile-card-suggested .name,
.team-request-card .name {
  display: block;
  font-weight: 600;
  font-size: 15px;
}
.profile-card-suggested .username,
.team-request-card .username {
  display: block;
  font-size: 13px;
  color: var(--grey-dark);
}

.hackathon-card-home {
  background-color: var(--background-light);
  border-radius: 15px;
  padding: 15px;
  margin-bottom: 10px;
  display: flex;
  align-items: flex-start;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  transition: background-color 0.2s ease;
}
.hackathon-card-home:hover {
  background-color: var(--grey-light);
}

.hackathon-card-home img {
  width: 60px;
  height: 60px;
  border-radius: 10px;
  margin-right: 15px;
  object-fit: contain;
  background-color: var(--grey-light);
  flex-shrink: 0;
}
.hackathon-card-home .hackathon-info {
  flex-grow: 1;
  min-width: 0;
}
.hackathon-card-home h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 5px;
}
.hackathon-card-home .tags {
  margin-bottom: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}
.hackathon-card-home .tag {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  padding: 3px 8px;
  border-radius: 5px;
  background-color: var(--grey-light);
  color: var(--grey-dark);
  font-weight: 500;
}
.hackathon-card-home .tag img {
  width: 10px;
  height: 10px;
  margin-right: 4px;
  opacity: 0.7;
  flex-shrink: 0;

  border-radius: 0;
  background-color: transparent;
}
.hackathon-card-home .tag.paid {
  background-color: #e0f7fa;
  color: #00796b;
}
.hackathon-card-home .tag.virtual {
  background-color: #f3e5f5;
  color: #6a1b9a;
}
.hackathon-card-home .tag.hybrid {
  background-color: #fff3e0;
  color: #ef6c00;
}
.hackathon-card-home p {
  font-size: 13px;
  color: var(--grey-dark);
  line-height: 1.4;

  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hackathon-list-page .app-container,
.hackathon-detail-page .app-container {
  padding-top: 0;
  padding-left: 0;
  padding-right: 0;
}
.hackathon-list-page h1,
.hackathon-detail-page h1 {
  text-align: center;
  padding: 15px;
}
.tabs {
  display: flex;
  justify-content: center;
  margin: 0 15px 20px 15px;
  background-color: var(--grey-medium);
  border-radius: 20px;
  padding: 4px;
}
.tab-button {
  flex: 1;
  padding: 8px 15px;
  border: none;
  background-color: transparent;
  border-radius: 18px;
  cursor: pointer;
  font-weight: 500;
  color: var(--grey-dark);
  transition: background-color 0.3s ease, color 0.3s ease;
}
.tab-button.active {
  background-color: var(--background-light);
  color: var(--text-dark);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.hackathon-list-content {
  padding: 0 15px;
}
.hackathon-list-content .tab-content {
  display: none;
}
.hackathon-list-content .tab-content.active {
  display: block;
}

.hackathon-card-list {
  margin-bottom: 15px;
}

.hackathon-detail-page .app-container {
  padding-bottom: 15px;
}

.detail-header-container {
  background-color: var(--text-dark);
  color: var(--text-light);
  padding: 40px 20px 80px 20px;
  position: relative;
  z-index: 1;
}
.detail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  margin-bottom: 10px;
  opacity: 0.8;
}
.detail-header-container h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-light);
  padding: 0;
}
.price-info {
  font-size: 16px;
  color: var(--text-light);
  opacity: 0.9;
}
.price-info .price {
  font-size: 20px;
  font-weight: 600;
  color: var(--primary-green);
}
.price-info .gst {
  font-size: 12px;
  opacity: 0.7;
  margin-left: 5px;
}

.detail-card {
  background-color: var(--background-light);
  border-radius: 25px;
  padding: 25px;
  margin: -50px 15px 15px 15px;
  position: relative;
  z-index: 2;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}
.detail-card h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  margin-top: 20px;
  padding: 0;
}
.detail-card h2:first-of-type {
  margin-top: 0;
}
.detail-card p,
.detail-card ul {
  font-size: 14px;
  color: var(--grey-dark);
  line-height: 1.7;
}
.detail-card ul {
  list-style: none;
  padding-left: 0;
}
.detail-card li {
  margin-bottom: 8px;
  padding-left: 20px;
  position: relative;
}

.detail-card ul:not(.ticket-list):not(.prizes) li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary-green);
  font-weight: bold;
}
.detail-card .prizes li {
  padding-left: 30px;
}
.detail-card .prizes li span {
  position: absolute;
  left: 0;
  top: 2px;
  font-size: 18px;
}

.detail-card .participation-certs {
  font-size: 12px;
  text-align: center;
  margin-top: 10px;
  color: var(--grey-dark);
}

.ticket-list li {
  display: flex;
  justify-content: space-between;
  padding-left: 0;
  border-bottom: 1px dashed var(--grey-light);
  padding-bottom: 8px;
}
.ticket-list li:last-child {
  border-bottom: none;
}
.ticket-list .ticket-price {
  font-weight: 600;
  color: var(--text-dark);
}

.search-bar {
  display: flex;
  align-items: center;
  background-color: var(--background-light);
  border-radius: 25px;
  padding: 5px 10px 5px 15px;
  margin-bottom: 20px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 10px;
  z-index: 10;
}
.search-bar .search-icon {
  width: 20px;
  height: 20px;
  margin-right: 8px;
  opacity: 0.5;
  flex-shrink: 0;
}
.search-bar input {
  flex-grow: 1;
  border: none;
  outline: none;
  font-size: 16px;
  padding: 8px 0;
  background: none;
}
.search-bar button {
  background: none;
  border: none;
  padding: 5px;
  margin-left: 5px;
  cursor: pointer;
  flex-shrink: 0;
}
.search-bar .filter-button img {
  width: 22px;
  height: 22px;
  display: block;
}
.search-bar .clear-button {
  font-size: 20px;
  color: var(--grey-dark);
  line-height: 1;
}
.search-bar .filter-button {
  background-color: var(--primary-green);
  border-radius: 50%;
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.search-bar .filter-button img {
  width: 18px;
  height: 18px;
  filter: brightness(0) invert(0.1);
}

.search-results {
}
.profile-card-search {
  background-color: var(--background-light);
  border-radius: 15px;
  padding: 15px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  text-decoration: none;
  color: inherit;
  transition: background-color 0.2s ease;
}
.profile-card-search:hover {
  background-color: var(--grey-light);
}

.profile-card-search img {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  margin-right: 15px;
  object-fit: cover;
}
.profile-card-search .profile-info {
  flex-grow: 1;
}
.profile-card-search .name {
  display: block;
  font-weight: 600;
}
.profile-card-search .username {
  display: block;
  font-size: 13px;
  color: var(--grey-dark);
}

body.filter-page {
  overflow-y: auto;
  height: auto;
}
.filter-page .app-container {
  padding: 0 15px 15px 15px;
}
.filter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
  margin-bottom: 15px;
}
.filter-header .back-button {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  padding: 5px;
  color: var(--text-dark);
  text-decoration: none;
}
.filter-header h1 {
  font-size: 20px;
  font-weight: 600;
  padding: 0;
  margin: 0;
}
.filter-header .reset-button {
  background: none;
  border: none;
  color: var(--primary-green);
  font-size: 14px;
  cursor: pointer;
  padding: 5px;
}

.filter-section {
  margin-bottom: 25px;
}
.filter-section h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 15px;
  padding: 0;
}
.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-tag {
  background-color: var(--background-light);
  border: 1px solid var(--grey-medium);
  color: var(--text-dark);
  border-radius: 20px;
  padding: 8px 18px;
  font-size: 14px;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}
.filter-tag:hover {
  background-color: var(--grey-light);
}
.filter-tag.selected {
  background-color: var(--primary-green);
  border-color: var(--primary-green);
  color: var(--text-dark);
}

.filter-section select {
  display: block;
  width: 100%;
  padding: 15px;
  margin-bottom: 15px;
  border: 1px solid var(--grey-medium);
  border-radius: 15px;
  font-size: 16px;
  background-color: var(--grey-light);
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("icons/dropdown-arrow.svg");
  background-repeat: no-repeat;
  background-position: right 15px center;
  background-size: 12px;
  color: #555;
  font-family: var(--font-family);
}
.filter-section select:focus {
  outline: none;
  border-color: var(--primary-green);
  box-shadow: 0 0 0 2px rgba(72, 229, 169, 0.2);
}

.age-slider {
  position: relative;
  height: 30px;
  margin-top: 10px;
}
.age-slider input[type="range"] {
  width: 100%;
  position: absolute;
  left: 0;
  top: 0;
}

.age-labels {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--grey-dark);
  position: absolute;
  bottom: -5px;
  width: 100%;
  padding: 0 5px;
}

.btn-apply-filters {
  margin-top: 20px;
  background-color: var(--primary-green);
  color: var(--text-dark);
}
.btn-apply-filters:hover {
  background-color: #38d898;
}

.chat-list-page .app-container {
  padding-top: 10px;
}
.chat-list-page .page-header {
  padding: 0 0 15px 0;
  margin-bottom: 5px;
  border-bottom: none;
}
.chat-list-page .page-header h1 {
  font-size: 28px;
  font-weight: 700;
  text-align: left;
  padding: 0;
}

.chat-list-item {
  display: flex;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--grey-light);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  transition: background-color 0.2s ease;
}
.chat-list-item:last-child {
  border-bottom: none;
}
.chat-list-item:hover {
  background-color: rgba(0, 0, 0, 0.02);
}

.chat-list-item img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  margin-right: 15px;
  object-fit: cover;
  flex-shrink: 0;
}
.chat-list-item .chat-preview {
  flex-grow: 1;
  overflow: hidden;
  min-width: 0;
}
.chat-list-item .name {
  display: block;
  font-weight: 600;
  margin-bottom: 3px;
  font-size: 16px;
}
.chat-list-item .last-message {
  display: block;
  font-size: 14px;
  color: var(--grey-dark);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.chat-list-item .chat-info {
  text-align: right;
  font-size: 12px;
  color: var(--grey-dark);
  margin-left: 10px;
  flex-shrink: 0;
}
.chat-list-item .time {
  display: block;
  margin-bottom: 5px;
}
.chat-list-item .unread-count {
  display: inline-block;
  background-color: var(--primary-green);
  color: var(--text-dark);
  border-radius: 50%;
  min-width: 20px;
  height: 20px;
  padding: 2px;
  font-size: 12px;
  font-weight: bold;
  text-align: center;
  line-height: 17px;
}
.chat-list-item .unread-count.green {
  background-color: #00c853;
  color: white;
}

.chat-detail-body {
  padding-bottom: 0;
  overflow: hidden;
}
.chat-detail-page {
  display: flex;
  flex-direction: column;
  height: 100vh;
}
.chat-header {
  display: flex;
  align-items: center;
  padding: 10px 15px;
  background-color: var(--background-light);
  border-bottom: 1px solid var(--grey-light);
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  box-sizing: border-box;
  height: 65px;
}
.chat-header .back-button {
  background: none;
  border: none;
  font-size: 24px;
  margin-right: 10px;
  cursor: pointer;
  color: var(--text-dark);
  padding: 5px;
  text-decoration: none;
  line-height: 1;
}
.chat-header img {
  width: 40px;
  height: 40px;
  margin-right: 10px;
}
.chat-header-info {
  flex-grow: 1;
}
.chat-header-info .name {
  font-weight: 600;
  display: block;
}
.chat-header-info .status {
  font-size: 12px;
  color: var(--primary-green);
}
.chat-actions button {
  background: none;
  border: none;
  margin-left: 10px;
  cursor: pointer;
  padding: 5px;
}
.chat-actions button img {
  width: 24px;
  height: 24px;
  display: block;
}

.message-area {
  flex-grow: 1;
  overflow-y: auto;
  padding: 15px;
  padding-top: 80px;
  padding-bottom: 80px;
  background-color: var(--grey-light);

  background-image: url("images/chat_bg_pattern.png");
  background-repeat: repeat;
  background-size: 300px;
}

.message-group {
  margin-bottom: 10px;
  display: flex;
  flex-direction: column;
}
.message-group.sent {
  align-items: flex-end;
}
.message-group.received {
  align-items: flex-start;
}

.message {
  max-width: 75%;
  padding: 10px 15px;
  border-radius: 18px;
  font-size: 15px;
  line-height: 1.4;
  word-wrap: break-word;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}
.message-group.sent .message {
  background-color: #dcf8c6;

  color: var(--text-dark);
  border-bottom-right-radius: 5px;
}
.message-group.received .message {
  background-color: var(--background-light);
  color: var(--text-dark);
  border-bottom-left-radius: 5px;
}
.message-group .timestamp {
  font-size: 11px;
  color: var(--grey-dark);
  margin-top: 4px;
  margin-left: 5px;
  margin-right: 5px;
}

.chat-input-area {
  display: flex;
  align-items: center;
  padding: 10px 15px;
  background-color: var(--grey-light);
  border-top: 1px solid var(--grey-medium);
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  box-sizing: border-box;
  min-height: 60px;
}
.chat-input-wrapper {
  display: flex;
  flex-grow: 1;
  background-color: var(--background-light);
  border-radius: 25px;
  padding: 5px 5px 5px 15px;
  align-items: center;
  margin-right: 10px;
}

.chat-input-wrapper input {
  flex-grow: 1;
  padding: 8px 0;
  border: none;
  background: none;
  font-size: 15px;
  outline: none;
}
.chat-input-area .send-button {
  background-color: var(--primary-green);
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;

  flex-shrink: 0;
  transition: background-color 0.2s ease;
}
.chat-input-area .send-button:hover {
  background-color: #38d898;
}
.chat-input-area .send-button img {
  width: 22px;
  height: 22px;
  filter: brightness(0) invert(0.1);
  display: block;
}

.profile-view-page {
  padding: 0;
}

.profile-view-page .back-button {
  position: absolute;
  top: 15px;
  left: 15px;
  z-index: 10;
  background: rgba(0, 0, 0, 0.3);
  color: white;
  border: none;
  border-radius: 50%;
  width: 35px;
  height: 35px;
  font-size: 20px;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  line-height: 1;
  transition: background-color 0.2s ease;
}
.profile-view-page .back-button:hover {
  background: rgba(0, 0, 0, 0.5);
}

.profile-banner-image {
  width: 100%;
  height: 280px;
  object-fit: cover;
  display: block;
  border-radius: 0 0 25px 25px;
}
.profile-main-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 20px 5px 20px;
}
.profile-main-info h1 {
  font-size: 24px;
  font-weight: 700;
  padding: 0;
  margin: 0;
  color: var(--text-dark);
}
.profile-follow-btn {
  width: auto;
  flex-shrink: 0;
}
.profile-sub-info {
  font-size: 14px;
  color: var(--grey-dark);
  padding: 0 20px 20px 20px;
  line-height: 1.5;
}

.profile-action-buttons {
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 15px 20px;
  background-color: var(--background-light);
  margin: 0 20px 20px 20px;
  border-radius: 15px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.profile-action-buttons button {
  background: none;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 12px;
  color: var(--grey-dark);
  cursor: pointer;
  gap: 5px;
  padding: 5px;
  font-family: var(--font-family);
}
.profile-action-buttons button img {
  width: 24px;
  height: 24px;
  display: block;
  opacity: 0.7;
}
.profile-action-buttons button:hover {
  color: var(--text-dark);
}
.profile-action-buttons button:hover img {
  opacity: 1;
}

.profile-bio-card {
  background-color: var(--primary-green);
  color: var(--text-dark);
  padding: 20px;
  border-radius: 20px;
  margin: 20px;
  font-size: 14px;
  line-height: 1.6;
}
.profile-bio-card h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 10px;
  padding: 0;
  color: inherit;
}

.profile-skills-tags {
  padding: 0 20px 20px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.profile-skills-tags .skill-tag {
  background-color: var(--background-light);
  border: 1px solid var(--grey-light);
  color: var(--text-dark);
  border-radius: 20px;
  padding: 6px 15px;
  font-size: 13px;
  cursor: default;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.profile-follow-prompt {
  background-color: #fff9c4;
  color: #5d4037;
  padding: 15px;
  margin: 0 20px 20px 20px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  justify-content: center;
}
.profile-follow-prompt img {
  width: 20px;
  height: 20px;
  margin-right: 10px;
}

.profile-contact-info {
  padding: 20px;
  margin: 0 20px 20px 20px;
  background-color: var(--grey-light);
  border-radius: 15px;
  font-size: 14px;
  line-height: 1.8;
}
.profile-contact-info p {
  margin-bottom: 10px;
  color: var(--text-dark);
}
.profile-contact-info p:last-child {
  margin-bottom: 0;
}
.profile-contact-info strong {
  font-weight: 600;
  margin-right: 5px;
  color: var(--text-dark);
}

body.skills-page-body {
  background-color: var(--background-light);
}
.skills-page .app-container {
  padding: 15px;
}
.skills-page h1 {
  text-align: center;
  margin: 20px 0 25px 0;
  font-size: 24px;
  padding: 0;
}
.skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 30px;
  padding: 0;
}
.skill-tag {
  background-color: var(--background-light);
  border: 1px solid var(--grey-medium);
  color: var(--text-dark);
  border-radius: 20px;
  padding: 8px 18px;
  font-size: 14px;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}
.skill-tag:hover {
  background-color: var(--grey-light);
}
.skill-tag.selected {
  background-color: var(--primary-green);
  border-color: var(--primary-green);
  color: var(--text-dark);
}

.add-skill-input {
  display: flex;
  border: 1px solid var(--grey-medium);
  border-radius: 25px;
  overflow: hidden;
  margin: 0 0 30px 0;
  background-color: var(--grey-light);
}
.add-skill-input input {
  flex-grow: 1;
  border: none;
  padding: 15px;
  font-size: 16px;
  background: none;
  outline: none;
}
.add-skill-input button {
  background: none;
  border: none;
  font-size: 24px;
  padding: 0 20px;
  color: var(--grey-dark);
  cursor: pointer;
}
.skills-page .btn-blue {
  margin: 0;
}

.settings-page .page-header h1 {
  text-align: left;
  padding: 0;
}
.settings-content {
  padding: 20px 0;
  text-align: center;
}
.settings-content p {
  margin-bottom: 20px;
  color: var(--grey-dark);
}

.settings-content a:not(.btn) {
  display: block;
  padding: 15px 0;
  margin-bottom: 5px;
  color: var(--text-dark);
  text-decoration: none;
  background-color: var(--grey-light);
  border-radius: 10px;
  text-align: left;
  padding-left: 15px;
  transition: background-color 0.2s ease;
}
.settings-content a:not(.btn):hover {
  background-color: var(--grey-medium);
}
.settings-content .btn-danger {
  margin-top: 30px;
}

.page-header {
  padding: 15px 0;
  margin-bottom: 10px;
}
.page-header h1 {
  font-size: 28px;
  font-weight: 700;
  padding: 0;
  margin: 0;
}

.aspect-ratio-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  color: white;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  text-align: center;
  font-family: var(--font-family);
  -webkit-backdrop-filter: blur(5px);
  backdrop-filter: blur(5px);
}

.aspect-ratio-overlay .overlay-content {
  padding: 30px;
  max-width: 450px;
  line-height: 1.7;
  font-size: 18px;
  font-weight: 500;
}

.aspect-ratio-overlay .overlay-content p:first-child {
  font-weight: 600;
  font-size: 20px;
  margin-bottom: 15px;
}