@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: white;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

/* Grid background pattern */
.grid-bg {
  background-image: linear-gradient(
    0deg,
    transparent 24%,
    rgba(0, 0, 0, 0.05) 25%,
    rgba(0, 0, 0, 0.05) 26%,
    transparent 27%,
    transparent 74%,
    rgba(0, 0, 0, 0.05) 75%,
    rgba(0, 0, 0, 0.05) 76%,
    transparent 77%,
    transparent
  ),
  linear-gradient(
    90deg,
    transparent 24%,
    rgba(0, 0, 0, 0.05) 25%,
    rgba(0, 0, 0, 0.05) 26%,
    transparent 27%,
    transparent 74%,
    rgba(0, 0, 0, 0.05) 75%,
    rgba(0, 0, 0, 0.05) 76%,
    transparent 77%,
    transparent
  );
  background-size: 50px 50px;
}

/* Login Page */
.login-container {
  background: white;
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
  width: 100%;
  max-width: 420px;
  position: relative;
  z-index: 10;
}

.login-container h1 {
  text-align: center;
  margin-bottom: 1.5rem;
  color: #000;
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.login-container .subtitle {
  text-align: center;
  color: #ff5b92;
  font-size: 1.25rem;
  font-weight: 900;
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: #000;
  font-weight: 700;
  font-size: 0.95rem;
}

.form-group input {
  width: 100%;
  padding: 0.95rem;
  border: 2px solid #000;
  border-radius: 12px;
  font-size: 1rem;
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  transition: all 0.3s;
  background: white;
}

.form-group input::placeholder {
  color: #999;
}

.form-group input:focus {
  outline: none;
  border-color: #ff5b92;
  box-shadow: 0 0 0 3px rgba(255, 91, 146, 0.1);
}

.btn {
  width: 100%;
  padding: 1rem;
  background: #ff5b92;
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 900;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 12px rgba(255, 91, 146, 0.3);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 91, 146, 0.4);
}

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

.error-message {
  color: #ff5b92;
  text-align: center;
  margin-top: 1rem;
  font-size: 0.9rem;
  font-weight: 600;
}

/* Home Page Styles */
.page-container {
  width: 100%;
  min-height: 100vh;
  position: relative;
}

.page-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.container {
  background: white;
  width: 100%;
  min-height: 100vh;
  overflow: hidden;
  position: relative;
}

.header {
  background: white;
  border-bottom: 2px solid #000;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 10;
}

.header h1 {
  font-size: 2rem;
  font-weight: 900;
  color: #000;
  letter-spacing: -0.02em;
}

.header .header-subtitle {
  font-size: 0.9rem;
  color: #ff5b92;
  font-weight: 700;
}

.btn-logout {
  width: auto;
  padding: 0.65rem 1.5rem;
  background: #4a90e2;
  font-size: 1rem;
}

.btn-logout:hover {
  box-shadow: 0 4px 12px rgba(74, 144, 226, 0.3);
}

.navbar {
  background: white;
  border-bottom: 2px solid #000;
  padding: 0 2rem;
  display: flex;
  gap: 2rem;
  position: relative;
  z-index: 10;
  align-items: center;
  justify-content: space-between;
}

.hamburger-menu {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: -8px;
}

.hamburger-menu span {
  width: 25px;
  height: 3px;
  background: #000;
  border-radius: 2px;
  transition: all 0.3s;
}

.hamburger-menu.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.hamburger-menu.active span:nth-child(2) {
  opacity: 0;
}

.hamburger-menu.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-link {
  padding: 1rem 0;
  color: #000;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border-bottom: 3px solid transparent;
  transition: all 0.3s;
  display: inline-block;
}

.nav-link:hover {
  color: #ff5b92;
}

.nav-link.active {
  color: #ff5b92;
  border-bottom-color: #ff5b92;
}

@media (max-width: 768px) {
  .navbar {
    flex-wrap: wrap;
    padding: 0 1rem;
  }

  .hamburger-menu {
    display: flex;
  }

  .nav-menu {
    display: none;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border-bottom: 2px solid #000;
    width: 100%;
    padding: 1rem 0;
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-link {
    padding: 1rem 2rem;
    border-bottom: 1px solid #f0f0f0;
    display: block;
  }

  .nav-link:last-child {
    border-bottom: none;
  }

  .nav-link.active {
    background: #fff5f7;
    border-bottom-color: #ff5b92;
  }
}

.content {
  padding: 3rem 2rem;
  color: #000;
  position: relative;
  z-index: 5;
  max-width: 900px;
  margin: 0 auto;
}

.content h2 {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.content .highlight {
  color: #ff5b92;
}

.content p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #333;
  margin-bottom: 2rem;
  font-weight: 500;
}

/* Animated ducks */
@keyframes duckFloat1 {
  0% {
    opacity: 0;
    transform: translateX(-80px) translateY(20px) rotate(-8deg) scale(0.92);
  }
  18% {
    opacity: 1;
    transform: translateX(0) translateY(0) rotate(-4deg) scale(1);
  }
  50% {
    opacity: 1;
    transform: translateX(12px) translateY(-6px) rotate(-2deg) scale(1.02);
  }
  82% {
    opacity: 1;
    transform: translateX(0) translateY(0) rotate(-4deg) scale(1);
  }
  100% {
    opacity: 0.35;
    transform: translateX(30px) translateY(4px) rotate(-1deg) scale(0.98);
  }
}

@keyframes duckFloat2 {
  0% {
    opacity: 0;
    transform: translateX(-120px) translateY(30px) rotate(10deg) scale(0.9);
  }
  22% {
    opacity: 1;
    transform: translateX(0) translateY(0) rotate(3deg) scale(1);
  }
  55% {
    opacity: 1;
    transform: translateX(10px) translateY(8px) rotate(5deg) scale(1.02);
  }
  85% {
    opacity: 1;
    transform: translateX(0) translateY(0) rotate(3deg) scale(1);
  }
  100% {
    opacity: 0.4;
    transform: translateX(36px) translateY(-6px) rotate(0deg) scale(0.98);
  }
}

.animate-duck-float-1 {
  animation: duckFloat1 6s ease-in-out infinite;
}

.animate-duck-float-2 {
  animation: duckFloat2 6s ease-in-out infinite 0.6s;
}

.duck-emoji {
  font-size: 4rem;
  display: inline-block;
}

@keyframes logoFloat {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

.logo-animate {
  animation: logoFloat 3s ease-in-out infinite;
}

@media (max-width: 768px) {
  .login-container {
    padding: 1.5rem;
    max-width: 100%;
    margin: 1rem;
  }

  .login-container h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
  }

  .content {
    padding: 2rem 1.5rem;
  }

  .content h2 {
    font-size: 2rem;
  }

  .header {
    flex-direction: column;
    gap: 1rem;
  }

  .btn-logout {
    width: 100%;
  }
}