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

body {
  background: linear-gradient(
      rgba(255,255,255,0.4),
      rgba(255,255,255,0.4)
    ),
    url("https://images.unsplash.com/photo-1507525428034-b723cf961d3e");
  background-size: cover;
  font-family: Arial, Helvetica, sans-serif;
  display: flex;
  justify-content: center;
  padding: 20px;
}

.container {
  width: 95%;
  max-width: 600px;
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(4px);
  padding: 20px;
  border-radius: 20px;
  animation: fadein 1s ease-in-out;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

h1, h2, h3 {
  margin-bottom: 15px;
  text-align: center;
}

.date-section,
.todo-section {
  margin-bottom: 25px;
}

input[type="date"],
input[type="text"] {
  width: 100%;
  padding: 10px;
  margin: 8px 0;
  border-radius: 8px;
  border: 1px solid #ccc;
}

button {
  padding: 10px;
  width: 100%;
  margin-top: 8px;
  border: none;
  background: #88ccee;
  border-radius: 8px;
  cursor: pointer;
  transition: .3s ease;
}

button:hover {
  background: #66aadd;
}

ul {
  list-style: none;
  margin-top: 15px;
}

li {
  background: white;
  padding: 10px;
  border-radius: 8px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
}

@keyframes fadein {
  from {opacity: 0;}
  to {opacity: 1;}
}
.alarm-section {
  margin-top: 25px;
  background: rgba(255,255,255,0.6);
  padding: 15px;
  border-radius: 12px;
  text-align: center;
}
/* Smooth fade-in for page */
.fade-in {
  animation: fadeIn ease 1.2s;
}

@keyframes fadeIn {
  0% { opacity: 0; transform: translateY(10px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Smooth button hover */
button:hover {
  transform: scale(1.03);
  transition: 0.2s ease-in-out;
}

/* Pulse animation for alarms */
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.alarm-active {
  animation: pulse 1s infinite;
}
/* 🌊 Floating bubble background animation */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,0.4), transparent 70%),
    radial-gradient(circle at 80% 70%, rgba(255,255,255,0.4), transparent 70%);
  mix-blend-mode: screen;
  animation: floatBubbles 20s infinite alternate ease-in-out;
  pointer-events: none;
}

@keyframes floatBubbles {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-40px); }
}

/* 🌈 Smooth glass panel */
.container {
  backdrop-filter: blur(15px);
  background: rgba(255,255,255,0.25);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 25px;
  padding: 30px;
  box-shadow: 0px 10px 35px rgba(0,0,0,0.25);
}

/* 💡 button glow & hover */
button {
  background: rgba(255,255,255,0.4);
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.6);
  transition: .3s;
  box-shadow: 0px 2px 10px rgba(255,255,255,0.4);
}

button:hover {
  transform: translateY(-3px);
  box-shadow: 0px 5px 20px rgba(255,255,255,0.7);
}

/* ✨ glowing section headers */
h1, h2 {
  text-shadow: 0px 0px 8px rgba(255,255,255,0.6);
}

/* 🪩 To-do + reminder list hover */
li {
  transition: .3s ease;
}

li:hover {
  transform: translateX(4px);
  box-shadow: 0px 3px 10px rgba(0,0,0,0.15);
}
/* Apply new tropical font */
body {
  font-family: 'Poppins', sans-serif;
}

/* Vacation color palette */
:root {
  --ocean: #58c7e8;
  --sand: #f8e7c7;
  --sunset: #ffb3a6;
  --leaf: #6bcc82;
}

/* Title + headings color */
h1 {
  color: var(--ocean);
}

h2 {
  color: var(--sunset);
}

/* Buttons color theme */
button {
  background: var(--ocean);
  color: white;
  font-weight: 600;
  letter-spacing: .5px;
}

button:hover {
  background: var(--leaf);
}

/* Inputs & cards */
input {
  border: 1px solid var(--ocean);
  background: rgba(255,255,255,0.7);
}

.container {
  border: 2px solid var(--sand);
}

li {
  border-left: 5px solid var(--leaf);
}