:root {
	--esb-bg: #f6f4ec;
	--esb-card: #fffdf8;
	--esb-ink: #161718;
	--esb-muted: #5f6367;
	--esb-primary: #005f73;
	--esb-accent: #ee9b00;
	--esb-danger: #b3261e;
	--esb-ok: #0f7b4d;
	--esb-border: #ddd3bd;
	--esb-shadow: rgba(26, 30, 40, 0.16);
}

#esb-booking-app {
	position: relative;
	padding: 2rem 1rem;
	background:
		radial-gradient(85% 80% at 0% 10%, #e9f5f7 0%, transparent 65%),
		radial-gradient(75% 85% at 100% 100%, #fdecc8 0%, transparent 55%),
		linear-gradient(180deg, #f8f7f2 0%, var(--esb-bg) 100%);
	color: var(--esb-ink);
	font-family: "Source Sans 3", "Segoe UI", sans-serif;
	overflow: hidden;
}

.esb-bg-shape {
	position: absolute;
	border-radius: 50%;
	filter: blur(4px);
	opacity: 0.45;
	pointer-events: none;
}

.esb-bg-shape-a {
	width: 280px;
	height: 280px;
	left: -80px;
	top: -120px;
	background: #ffd27e;
}

.esb-bg-shape-b {
	width: 220px;
	height: 220px;
	right: -60px;
	bottom: -80px;
	background: #86c8bc;
}

.esb-card {
	position: relative;
	max-width: 980px;
	margin: 0 auto;
	padding: 1.75rem;
	background: linear-gradient(165deg, #fffefb 0%, var(--esb-card) 100%);
	border: 1px solid var(--esb-border);
	border-radius: 18px;
	box-shadow: 0 20px 40px -28px var(--esb-shadow);
	animation: esb-rise 420ms ease-out;
}

@keyframes esb-rise {
	from {
		opacity: 0;
		transform: translateY(14px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.esb-header h2 {
	font-family: "Merriweather", Georgia, serif;
	margin: 0;
	font-size: clamp(1.4rem, 2.6vw, 2rem);
}

.esb-header p {
	margin: 0.6rem 0 1.1rem;
	color: var(--esb-muted);
}

.esb-kicker {
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	font-size: 0.76rem;
	color: var(--esb-primary);
	margin: 0;
}

.esb-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 0.95rem;
}

.esb-field {
	display: flex;
	flex-direction: column;
	gap: 0.45rem;
}

.esb-field label {
	font-size: 0.88rem;
	font-weight: 700;
}

.esb-field input,
.esb-field select {
	padding: 0.55rem 0.72rem;
	border: 1px solid #c8beaa;
	border-radius: 10px;
	background: #fff;
	font-size: 0.94rem;
	transition: border-color 160ms ease, box-shadow 160ms ease;
}

.esb-field input:focus,
.esb-field select:focus {
	outline: none;
	border-color: var(--esb-primary);
	box-shadow: 0 0 0 3px rgba(0, 95, 115, 0.16);
}

.esb-actions {
	margin-top: 1rem;
}

#esb-submit-btn {
	border: 0;
	border-radius: 10px;
	padding: 0.8rem 1.1rem;
	font-weight: 700;
	font-size: 0.95rem;
	background: linear-gradient(135deg, #005f73, #0a9396);
	color: #fff;
	cursor: pointer;
	transition: transform 140ms ease, filter 140ms ease;
}

#esb-submit-btn:hover {
	transform: translateY(-1px);
	filter: brightness(1.05);
}

.esb-modal {
	position: fixed;
	inset: 0;
	background: rgba(11, 12, 13, 0.52);
	display: grid;
	place-items: center;
	z-index: 99999;
}

.esb-modal-content {
	width: min(92vw, 620px);
	background: #fff;
	border-radius: 12px;
	padding: 1rem 1.1rem;
	box-shadow: 0 24px 44px -32px #000;
}

.esb-modal-content h3 {
	margin: 0 0 0.5rem;
}

#esb-modal-close {
	margin-top: 1rem;
	border: 0;
	border-radius: 8px;
	background: var(--esb-primary);
	color: #fff;
	padding: 0.5rem 0.85rem;
	cursor: pointer;
}

.esb-spinner {
	position: fixed;
	inset: 0;
	background: rgba(246, 244, 236, 0.75);
	display: grid;
	place-items: center;
	gap: 0.65rem;
	z-index: 99998;
	font-weight: 700;
	color: var(--esb-primary);
}

.esb-modal[hidden],
.esb-spinner[hidden] {
	display: none !important;
}

.esb-loader {
	width: 46px;
	height: 46px;
	border: 4px solid #b8d7dc;
	border-top-color: var(--esb-primary);
	border-radius: 50%;
	animation: esb-spin 0.85s linear infinite;
}

@keyframes esb-spin {
	to {
		transform: rotate(360deg);
	}
}

@media (max-width: 800px) {
	.esb-grid {
		grid-template-columns: 1fr;
	}
}