@import url('https://fonts.googleapis.com/css2?family=Courier+Prime&family=Nunito:wght@400;600;700&display=swap');

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

:root {
	--color-bg: #FDF6EC;
	--color-accent: #E07A5F;
	--color-text: #3D2B1F;
	--color-receipt: #FAFAFA;
	--font-main: 'Nunito', sans-serif;
	--font-receipt: 'Courier Prime', monospace;
}

body {
	background-color: var(--color-bg);
	color: var(--color-text);
	font-family: var(--font-main);
}

.container {
	max-width: 420px;
	margin: 0 auto;
	padding: 24px 20px;
	min-height: 100vh;
	display: flex;
	flex-direction: column;
	gap: 24px;
}

.app-header {
	text-align: center;
	padding: 16px 0;
}

.app-header h1 {
	font-size: 2rem;
	font-weight: 700;
	color: var(--color-accent);
	margin-bottom: 8px;
}

.app-header p {
	font-size: 0.95rem;
	line-height: 1.5;
	opacity: 0.8;
}

/* Form section */
#input-section {
	background-color: white;
	border-radius: 16px;
	padding: 24px;
	box-shadow: 0 2px 12px rgba(61, 43, 31, 0.08);
}

/* Each label n Input group */
.input-form {
	display: flex;
	flex-direction: column;
	gap: 6px;
	margin-bottom: 16px;
}

label {
	font-size: 0.9rem;
	font-weight: 600;
	opacity: 0.75;
}

input {
	padding: 12px 14px;
	border: 2px solid #EDE0D4;
	border-radius: 10px;
	font-size: 1rem;
	font-family: var(--font-main);
	color: var(--color-text);
	background-color: var(--color-bg);
	outline: none;
	transition: border-color 0.2s;
}

input:focus {
	border-color: var(--color-accent);
}

/* Calculate button */
button {
	width: 100%;
	padding: 14px;
	margin-top: 8px;
	background-color: var(--color-accent);
	color: white;
	border: none;
	border-radius: 10px;
	font-size: 1rem;
	font-family: var(--font-main);
	font-weight: 700;
	cursor: pointer;
	transition: opacity 0.2s;
}

button:hover {
	opacity: 0.88;
}

#btn-clear {
	background-color: transparent;
	color: var(--color-accent);
	border: 2px solid var(--color-accent);
	margin-top: 8px;
}

/* Receipt container */
#results-section {
	background-color: var(--color-receipt);
	border-radius: 4px;
	padding: 24px 20px;
	font-family: var(--font-receipt);
	box-shadow: 0 2px 12px rgba(61, 43, 31, 0.08);

	/* Torn paper effect top n botton */
	border-top: 3px dashed #D9C5B2;
	border-bottom: 3px dashed #D9C5B2;

	animation: slideDown 0.4s ease;
	transition: opacity 0.3s ease;
}

/* Receipt tile */
#results-section h2 {
	text-align: center;
	font-family: var(--font-receipt);
	font-size: 1rem;
	letter-spacing: 3px;
	text-transform: uppercase;
	margin-bottom: 20px;
	opacity: 0.5;
}

/* Each row */
.result-row {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 8px 0;
	border-bottom: 1px dashed #D9C5B2;
	font-size: 0.95rem;
}

/* Divider before "each person pays" */
.result-row:last-child {
	border-bottom: none;
	margin-top: 12px;
	padding-top: 16px;
	border-top: 2px dashed var(--color-accent);
}

/* Star result  each person pays */
.result-highlight {
	font-size: 1.4rem;
	font-weight: 700;
	color: var(--color-accent);
}

.hidden {
  display: none;
}

@keyframes slideDown {
	from {
		opacity: 0;
		transform: translateY(-12px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@keyframes slideUp {
	from {
		opacity: 1;
		transform: translateY(0);
	}
	to {
		opacity: 0;
		transform: translateY(-12px);
	}
}

.error-msg {
	font-size: 0.8rem;
	color: #E07A5F;
	min-height: 16px;
}