:root {
	--primary-blue: #003366;
	--accent-orange: #FF6600;
	--bg-light: #f4f7f6;
	--white: #ffffff;
	--text-dark: #333333;
	--border-color: #e0e0e0;
	--error-red: #d32f2f;
}

body { font-family: 'Inter', sans-serif; background-color: var(--bg-light); color: var(--text-dark); margin: 0; line-height: 1.6; display: flex; flex-direction: column; min-height: 100vh; }
.container { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr; gap: 30px; }
.booking-card { background: var(--white); padding: 30px; border-radius: 8px; box-shadow: 0 4px 15px rgba(0,0,0,0.05); margin-bottom: 25px; border-top: 4px solid var(--primary-blue); }
.booking-card.orange-accent { border-top-color: var(--accent-orange); }

/* Header & Nav */
.header { background: var(--white); box-shadow: 0 2px 10px rgba(0,0,0,0.05); padding: 15px 0; }
.header-inner { display: flex; justify-content: space-between; align-items: center; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.logo { font-size: 1.8rem; font-weight: 800; color: var(--primary-blue); text-decoration: none; }
.logo span { color: var(--accent-orange); }
.breadcrumb-nav { background: #e9ecef; padding: 12px 0; margin-bottom: 30px; }

/* Form Elements */
.form-group { margin-bottom: 20px; }
label { display: block; margin-bottom: 8px; font-weight: 500; font-size: 0.95rem; }
label span { color: var(--error-red); font-weight: bold; }
label span#weight_label_text { color: inherit; font-weight: 500; }
input, select { width: 100%; padding: 12px; border: 1px solid var(--border-color); border-radius: 4px; }
.address-grid, .dims-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-top: 10px; }
.dims-grid { grid-template-columns: 1fr 1fr 1fr 1fr; }

/* Special Components */
.highlight-box { background: #eef6fc; padding: 15px; border-radius: 4px; border: 1px solid #d0e4f5; }
.type-toggle-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.option-card { border: 1px solid var(--border-color); padding: 15px; border-radius: 6px; margin-bottom: 10px; cursor: pointer; display: flex; align-items: center; background: #fff; }
.option-card.active { border-color: var(--accent-orange); background: #fff8f0; }
.option-card input { margin-right: 15px; transform: scale(1.2); }

.conditional-field { display: none; padding: 15px; border-left: 3px solid var(--primary-blue); margin-bottom: 20px; background: #f9fbfd; }
.conditional-field.visible { display: block; }

/* Sidebar */
.summary-sidebar { background: var(--primary-blue); color: var(--white); padding: 30px; border-radius: 8px; position: sticky; top: 20px; }
.summary-row { display: flex; justify-content: space-between; margin-bottom: 12px; }
.total-price { font-size: 2rem; font-weight: 700; color: var(--accent-orange); border-top: 1px solid rgba(255,255,255,0.2); padding-top: 20px; }
.btn-submit { background: var(--accent-orange); color: #fff; border: none; width: 100%; padding: 18px; font-weight: 700; cursor: pointer; margin-top: 20px; }

@media (max-width: 900px) { .container { grid-template-columns: 1fr; } .summary-sidebar { position: static; } }