/* ===== CSS Variables ===== */
:root {
  --color-primary-red: rgb(129, 60, 84);
  --color-primary-red-light: rgb(157, 74, 99);
  --color-primary-blue: rgb(45, 90, 135);
  --color-primary-blue-light: rgb(61, 122, 181);
  --color-light-blue: rgb(0, 98, 155);

  --color-text-main: rgb(80, 80, 80);
  --color-text-muted: rgb(100, 116, 139);
  --color-text-dark: rgb(55, 65, 81);

  --color-bg-main: rgb(248, 250, 252);
  --color-white: #ffffff;

  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}


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

html { scroll-behavior: smooth; }

body {
  font-family: 'Roboto', sans-serif;
  background: var(--color-bg-main);
  color: var(--color-text-main);
  line-height: 1.6;
  margin-top: 80px;
  min-height: 100vh;
  overflow-x: hidden;
  text-align: justify;
}

h1,h2,h3,h4,h5,h6 {
  font-family: 'Roboto Slab', serif;
  font-weight: 700;
  line-height: 1.3;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

ul { list-style: none; }
img { max-width: 100%; height: auto; }


/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  margin-bottom: 80px;
  background: #006769;
  backdrop-filter: blur(8px);
  padding: 8px 16px;
  box-shadow: 0 6px 15px rgba(26, 35, 50, 0.3);
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: none;
  margin: 0 auto;
  padding: 0 12px;
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 6px;
}

.hamburger {
  display: inline-block;
  width: 30px;
  height: 30px;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='m4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100%;
}

.nav-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: 16px;
  list-style: none;
  margin: 0;
  padding: 8px 16px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  color: #fff;
  text-decoration: none;
  padding: 8px 12.8px;
  font-size: 13.6px;
  font-weight: 550;
  text-transform: uppercase;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.nav-link:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 6px;
}

/* Underline */
.nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 4px;
  width: 0%;
  height: 2px;
  background-color: #fff;
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

/* Hover effect */
.nav-link:hover::after {
  width: 85%;
}

.nav-p {
  display: block;
  color: #fff;
  text-decoration: none;
  padding: 8px 12.8px;
  font-size: 13.6px;
  font-weight: 550;
  text-transform: uppercase;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  background-color: #006769;
  list-style: none;
  padding: 8px 0;
  border-radius: 10px;
  min-width: 160px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  z-index: 1000;
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li {
  margin: 0;
}

.dropdown-menu a {
  display: block;
  color: #f5f5f5;
  text-decoration: none;
  padding: 8px 16px;
  font-size: 13.6px;
  font-weight: 500;
  text-transform: uppercase;
  white-space: nowrap;
  transition: background-color 0.2s ease;
}

.dropdown-menu a:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.nav-center-image {
  display: none;
}

.nav-center-image img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  display: block;
}

.cut{
  /* text-decoration: line-through red 2px !important; */
  color: grey;
  font-size: small;
  display: inline-block;
  position: relative;
}

.cut::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  background: red;
}

@media (max-width: 992px) {
  .navbar {
    border-radius: 0 0 20px 20px;
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .nav-container{
    justify-content: flex-start;
  }

  .nav-link:hover{
    background: #fff;
    color: #006769;
  }

  .nav-link:hover::after{
    width: 0%;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 86px;
    left: -100%;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    background-color: #006769;
    width: 100%;
    gap: 0;
    padding: 20px;
    transition: left 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    max-height: calc(100vh - 86px);
    overflow-y: auto;
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-item {
    margin: 8px 0;
  }

  .nav-center-image {
    display: block;
    position: absolute;
    right: 10%;
    top: 16px;
    z-index: 1100;
    pointer-events: none;
  }

  .nav-menu > .nav-item:first-child img {
    display: none;
  }
}

/* ===== Hero ===== */
.hero {
  padding: 3rem 1.5rem;
  max-width: 900px;
  margin: auto;
  animation: fadeInUp 0.6s ease;
}

.hero-content {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 3px solid #006769;
}

.hero-title {
  font-size: 2rem;
  color: #006769;
  letter-spacing: -0.02em;
}

.hero-description {
  line-height: 1.8;
}

.hero-description p {
  margin-bottom: 1.25rem;
}

.hero-description strong {
  color: var(--color-text-dark);
}


/* ===== Info Cards ===== */
.info-cards {
  display: grid;
  justify-content: center;
  gap: 1.5rem;
  max-width: 900px;
  margin: 2.5rem auto;
  padding: 0 1rem;
  grid-template-columns: repeat(1, 1fr);
}


.card {
  padding: 1.75rem;
  border-radius: var(--radius-xl);
  color: var(--color-white);
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

.text-blink{
  animation: blink 2s linear infinite;
}

@keyframes blink {

  0%,
  50%,
  100% {
    opacity: 1;
  }

  25%,
  75% {
    opacity: 0.5;
  }
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15)
}

.card-red {
  background: #006769;
}

.card-blue {
  background: linear-gradient(135deg,
    var(--color-primary-blue),
    var(--color-primary-blue-light));
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.card-description {
  opacity: 0.9;
  margin-bottom: 0.75rem;
}

.card-notice {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}


/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  box-shadow: var(--shadow-md);
  transition: var(--transition-fast);
}

.btn-white {
  background: var(--color-white);
  color: black;
}

.btn-white:hover{
    background: #ccffff;
}

.card-blue .btn-white {
  color: black;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}


/* ===== Content Sections ===== */
.content-wrapper {
  padding: 0 1rem;
}

.content-section {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-gray-200);
  padding: 1.75rem;
  margin: 1.5rem auto;
  max-width: 900px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.content-section:hover {
  box-shadow: var(--shadow-md);
}

.section-title {
  font-size: 1.375rem;
  color: #006769;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-gray-100);
  text-align: center;
}

.section-intro {
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}


/* ===== Lists ===== */
.styled-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.styled-list li {
  position: relative;
  padding-left: 2rem;
  font-weight: 500;
  color: var(--color-text-dark);
}

.styled-list li::before {
  content: "";
  position: absolute;
  left: 0.75rem;
  top: 0.6rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary-red);
}

.list-blue li::before {
  background: var(--color-primary-blue);
}


/* ===== Two Column Grid ===== */
.two-column-grid {
  display: grid;
  gap: 1.5rem;
  max-width: 900px;
  margin: auto;
}


/* ===== Dates ===== */
.dates-grid {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.date-item {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border-left: 5px solid #006769;
  border-bottom: 5px solid #006769;
  transition: var(--transition-fast);
}

.date-item:hover {
  transform: translateX(4px);
}

.date-label {
  font-weight: 600;
  display: block;
  margin-bottom: 0.25rem;
}

.date-value {
  font-weight: 700;
}

.date-red { background: rgba(129,60,84,0.08); }
.date-blue { background: rgba(45,90,135,0.08); }
.date-gray { background: var(--color-gray-50); }




/* ===== Info Box ===== */
.info-box {
  background: var(--color-gray-50);
  border-left: 4px solid #006769;
  border-bottom: 4px solid #006769;
  padding: 1.5rem;
  border-radius: var(--radius-md);
}

.contact-detail {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.5rem;
}

.contact-detail a {
  color: var(--color-primary-blue);
}


/* ===== Footer ===== */
.footer {
  background: #006769;
  color: white;
  padding: 2rem 1rem;
  margin-top: 2rem;
}

.footer-content {
  max-width: 900px;
  margin: auto;
  text-align: center;
}

.footer-content p {
  font-size: 1rem;
  color: white;
}


/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* ===== Responsive Design ===== */

@media (min-width: 480px) {
  .hero-title {
    font-size: 2.25rem;
  }

  .separator {
    display: inline;
  }

  .date-item {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

@media (min-width: 640px) {
  .nav-container {
    padding: 0 1.5rem;
  }

  .hero {
    padding: 3rem 1.5rem 2rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .info-cards {
    padding: 0 1.5rem;
  }

  .content-wrapper {
    padding: 0 1.5rem;
  }

  .content-section {
    padding: 2rem;
  }

  .two-column-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .nav-container {
    padding: 0 2rem;
  }

  .hero {
    padding: 3.5rem 2rem 2.5rem;
  }

  .info-cards {
    padding: 0 2rem;
    grid-template-columns: repeat(2, 1fr);
  }

  .content-wrapper {
    padding: 0 2rem;
  }

  .section-title {
    font-size: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .nav-menu {
    display: flex;
  }

  .mobile-toggle,
  .menu-checkbox {
    display: none;
  }

  .nav-container {
    padding: 0 3rem;
  }
}

@media (min-width: 1280px) {
  .nav-container {
    padding: 0 4rem;
  }
}