@charset "utf-8";

:root {
	--bt-navy: #183b6b;
	--bt-blue: #0b5cab;
	--bt-orange: #ff7a00;
	--bt-text: #333;
	--bt-text-main: #1f3550;
	--bt-text-sub: #4d5d72;
	--bt-text-muted: #68788c;
	--bt-bg-light: #f7fbff;
	--bt-bg-blue: #eef6ff;
	--bt-bg-answer: #fbfdff;
	--bt-bg-chip: #eef5fd;
	--bt-white: #fff;
	--bt-border: #d7e1ee;
	--bt-border-light: #e3eaf2;
	--bt-border-card: #dbe6f2;
	--bt-border-hero: #d9e6f5;
	--bt-border-chip: #cfe0f4;
	--bt-border-open: #a8c5e7;
	--bt-navy-dark: #112d52;
	--bt-orange-dark: #d96200;
	--bt-orange-light: #fff0e0;
	--bt-success: #1a7f4b;
	--bt-shadow-sm: rgba(24, 59, 107, .08);
	--bt-shadow-md: rgba(24, 59, 107, .14);
	--bt-orange-glow: rgba(255, 122, 0, .18);
	--bt-radius-sm: 8px;
	--bt-radius-md: 12px;
	--bt-radius-lg: 16px;
	--bt-radius-xl: 20px;
	--bt-radius-pill: 999px;
	--bt-ease: cubic-bezier(.25, .8, .25, 1);
}

/* SP layout */
html,
body {
	width: 100%;
	min-width: 0;
}

body {
	margin: 0;
	color: var(--bt-text);
	font-size: 14px;
	line-height: 1.8;
	-webkit-text-size-adjust: 100%;
}

img {
	max-width: 100%;
	height: auto;
}

#container,
#wrapper,
#main {
	width: 100% !important;
	min-width: 0 !important;
	max-width: none !important;
	margin: 0 !important;
	padding: 0 !important;
	float: none !important;
}

#sub1 {
	display: none !important;
}

/* breadcrumb */
#online .breadcrumb {
	margin: 0;
	padding: 10px 12px;
	background: var(--bt-bg-light);
	overflow-x: auto;
}

#online .breadcrumb ul {
	display: flex;
	align-items: center;
	gap: 6px;
	margin: 0;
	padding: 0;
	white-space: nowrap;
	list-style: none;
	font-size: 12px;
}

#online .breadcrumb a {
	color: var(--bt-blue);
}

/* base */
#online.online-event {
	color: var(--bt-text);
	font-size: 14px;
	line-height: 1.85;
	background: #fff;
}

#online * {
	box-sizing: border-box;
}

#online a {
	color: var(--bt-blue);
	text-decoration: none;
}

#online p {
	margin: 0 0 14px;
}

#online strong {
	color: var(--bt-navy);
	font-weight: bold;
	background: linear-gradient(transparent 65%, rgba(255, 122, 0, .24) 65%);
}

#online .online-inner {
	padding: 14px 12px 36px;
}

/* hero */
#online .online-hero {
	position: relative;
	overflow: hidden;
	margin: 0 0 18px;
	padding: 24px 18px 20px;
	border: 1px solid var(--bt-border-hero);
	border-radius: var(--bt-radius-xl);
	background:
		radial-gradient(circle at right top, rgba(255, 122, 0, .2), transparent 38%),
		linear-gradient(135deg, var(--bt-bg-light) 0%, var(--bt-bg-blue) 100%);
	box-shadow: 0 10px 24px var(--bt-shadow-sm);
}

#online .online-hero:before {
	content: "";
	position: absolute;
	top: -42px;
	right: -42px;
	width: 130px;
	height: 130px;
	border-radius: 50%;
	background: rgba(11, 92, 171, .08);
}

#online .online-hero__label {
	position: relative;
	z-index: 1;
	display: inline-block;
	margin: 0 0 10px;
	padding: 4px 12px;
	border-radius: var(--bt-radius-pill);
	background: var(--bt-white);
	color: var(--bt-blue);
	font-size: 11px;
	font-weight: bold;
	letter-spacing: .08em;
	box-shadow: 0 4px 10px var(--bt-shadow-sm);
}

#online .online-hero h2 {
	position: relative;
	z-index: 1;
	margin: 0 0 12px;
	color: var(--bt-navy);
	font-size: 25px;
	line-height: 1.35;
	font-weight: bold;
}

#online .online-hero__lead {
	position: relative;
	z-index: 1;
	margin: 0 0 18px;
	color: var(--bt-text-sub);
	font-size: 14px;
}

#online .online-hero__points {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: 1fr;
	gap: 10px;
}

#online .online-hero__points div {
	padding: 13px 14px;
	border: 1px solid var(--bt-border-chip);
	border-radius: var(--bt-radius-md);
	background: rgba(255, 255, 255, .94);
	box-shadow: 0 6px 14px var(--bt-shadow-sm);
}

#online .online-hero__points span {
	display: block;
	margin: 0 0 2px;
	color: var(--bt-orange);
	font-size: 11px;
	font-weight: bold;
	letter-spacing: .05em;
}

#online .online-hero__points strong {
	display: block;
	background: none;
	color: var(--bt-navy);
	font-size: 15px;
}

/* summary */
#online .online-summary {
	margin: 0 0 22px;
	padding: 18px 16px;
	border: 1px solid var(--bt-border-card);
	border-radius: var(--bt-radius-lg);
	background: var(--bt-white);
	box-shadow: 0 8px 18px var(--bt-shadow-sm);
}

#online .online-summary h3 {
	margin: 0 0 12px;
	padding: 0 0 8px;
	border-bottom: 3px solid var(--bt-blue);
	color: var(--bt-navy);
	font-size: 21px;
	line-height: 1.4;
}

#online .online-summary ul {
	display: grid;
	grid-template-columns: 1fr;
	gap: 8px;
	margin: 0;
	padding: 0;
	list-style: none;
}

#online .online-summary li {
	position: relative;
	padding: 10px 10px 10px 32px;
	border-radius: var(--bt-radius-md);
	background: var(--bt-bg-light);
	color: var(--bt-text-main);
	font-size: 14px;
	font-weight: bold;
}

#online .online-summary li:before {
	content: "✓";
	position: absolute;
	top: 10px;
	left: 12px;
	color: var(--bt-success);
	font-weight: bold;
}

/* section */
#online .online-section {
	margin: 0 0 26px;
}

#online .online-section__head {
	display: flex;
	align-items: flex-start;
	gap: 10px;
	margin: 0 0 12px;
}

#online .online-section__head span {
	flex: 0 0 38px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 38px;
	height: 38px;
	border-radius: 50%;
	background: var(--bt-navy);
	color: var(--bt-white);
	font-size: 14px;
	font-weight: bold;
	box-shadow: 0 5px 12px var(--bt-shadow-sm);
}

#online .online-section__head h3 {
	flex: 1;
	margin: 0;
	padding: 0 0 8px;
	border-bottom: 3px solid var(--bt-border-open);
	color: var(--bt-navy);
	font-size: 20px;
	line-height: 1.45;
}

/* cards */
#online .online-card,
#online .online-note,
#online .online-tip,
#online .online-tool {
	border: 1px solid var(--bt-border-card);
	border-radius: var(--bt-radius-lg);
	background: var(--bt-white);
	box-shadow: 0 8px 18px var(--bt-shadow-sm);
}

#online .online-card {
	padding: 18px 16px;
}

#online .online-card p:last-child,
#online .online-note p:last-child,
#online .online-tip p:last-child,
#online .online-tool p:last-child {
	margin-bottom: 0;
}

#online .online-note {
	margin: 14px 0 0;
	padding: 18px 16px;
	background: var(--bt-bg-answer);
	border-left: 5px solid var(--bt-orange);
}

#online .online-note h4,
#online .online-tip h4,
#online .online-tool h4 {
	margin: 0 0 10px;
	color: var(--bt-navy);
	font-size: 17px;
	line-height: 1.45;
}

/* flow */
#online .online-flow {
	display: grid;
	gap: 12px;
	counter-reset: flow;
}

#online .online-flow__item {
	position: relative;
	padding: 18px 16px 16px 66px;
	border: 1px solid var(--bt-border-card);
	border-radius: var(--bt-radius-lg);
	background: var(--bt-white);
	box-shadow: 0 7px 16px var(--bt-shadow-sm);
}

#online .online-flow__item:before {
	counter-increment: flow;
	content: counter(flow);
	position: absolute;
	top: 18px;
	left: 16px;
	display: flex;
	align-items: center;
	justify-content: center;
	width: 36px;
	height: 36px;
	border-radius: 50%;
	background: var(--bt-bg-blue);
	color: var(--bt-blue);
	font-size: 18px;
	font-weight: bold;
}

#online .online-flow__item span {
	display: inline-block;
	margin: 0 0 3px;
	color: var(--bt-orange);
	font-size: 11px;
	font-weight: bold;
	letter-spacing: .06em;
}

#online .online-flow__item h4 {
	margin: 0 0 6px;
	color: var(--bt-navy);
	font-size: 16px;
	line-height: 1.45;
}

#online .online-flow__item p {
	margin: 0;
	color: var(--bt-text-sub);
}

/* tips */
#online .online-tips {
	display: grid;
	grid-template-columns: 1fr;
	gap: 12px;
}

#online .online-tip {
	padding: 18px 16px;
	background: linear-gradient(180deg, var(--bt-white), var(--bt-bg-light));
}

#online .online-tip h4 {
	position: relative;
	padding-left: 26px;
}

#online .online-tip h4:before {
	content: "★";
	position: absolute;
	left: 0;
	top: 0;
	color: var(--bt-orange);
}

/* tools */
#online .online-tool-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 12px;
	margin: 14px 0 0;
}

#online .online-tool {
	padding: 18px 16px;
}

#online .online-tool a {
	display: block;
	margin-top: 10px;
	padding: 11px 14px;
	border: 1px solid var(--bt-border-chip);
	border-radius: var(--bt-radius-pill);
	background: var(--bt-bg-chip);
	color: var(--bt-blue);
	font-size: 13px;
	font-weight: bold;
	text-align: center;
}

/* prize */
#online .online-prize {
	margin: 28px 0 26px;
	padding: 5px;
	border-radius: var(--bt-radius-xl);
	background: linear-gradient(135deg, var(--bt-orange), var(--bt-blue));
	box-shadow: 0 12px 26px var(--bt-shadow-md);
}

#online .online-prize__body {
	padding: 22px 16px;
	border-radius: 16px;
	background: var(--bt-white);
}

#online .online-prize__label {
	display: inline-block;
	margin: 0 0 10px;
	padding: 4px 11px;
	border-radius: var(--bt-radius-pill);
	background: var(--bt-orange-light);
	color: var(--bt-orange-dark);
	font-size: 11px;
	font-weight: bold;
}

#online .online-prize h3 {
	margin: 0 0 12px;
	color: var(--bt-navy);
	font-size: 20px;
	line-height: 1.45;
}

#online .online-prize__links {
	display: grid;
	grid-template-columns: 1fr;
	gap: 10px;
	margin-top: 16px;
}

#online .online-prize__links a {
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 46px;
	padding: 11px 14px;
	border-radius: var(--bt-radius-pill);
	background: var(--bt-orange);
	color: var(--bt-white);
	font-size: 14px;
	font-weight: bold;
	box-shadow: 0 7px 14px var(--bt-orange-glow);
}

#online .online-prize__links a:after {
	content: "›";
	margin-left: 8px;
	font-size: 18px;
	line-height: 1;
}

/* closing */
#online .online-closing {
	padding: 22px 16px;
	border: 1px solid var(--bt-border-light);
	border-radius: var(--bt-radius-lg);
	background: var(--bt-bg-blue);
	text-align: left;
}

#online .online-closing h3 {
	margin: 0 0 10px;
	color: var(--bt-navy);
	font-size: 20px;
	line-height: 1.45;
}

#online .online-closing p {
	margin: 0;
	color: var(--bt-text-sub);
}

/* marker */
#online .mark1 {
	font-weight: bold;
	color: var(--bt-navy);
	background: linear-gradient(transparent 65%, rgba(255, 122, 0, .24) 65%);
}

#online .mark2 {
	font-weight: bold;
	background: linear-gradient(transparent 75%, #66ccff 75%);
}

#online .mark3 {
	font-weight: bold;
	color: var(--bt-blue);
	background: linear-gradient(transparent 75%, rgba(11, 92, 171, .18) 75%);
}