@charset "utf-8";
/* CSS Document */

:root {
--color-brand: #29b1a8;
--color-brand-light: #5eead4;
--color-brand-bg: #f0fdfa;
--color-deep-blue: #0d1829;
--color-deep-surface: #14233c;
--color-text-main: #000;
--color-text-sub: #475569;
--color-bg-page: rgba(240, 246, 255, 0.85);
--color-card-bg: #ffffff;
--color-border: #e2e8f0;
--color-border-hover: #99f6e4;
--radius-sm: 8px;
--radius-md: 16px;
--radius-lg: 24px;
--font-family: 'Noto Sans JP', sans-serif;
}
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    font-family: var(--font-family);
    background-color: var(--color-bg-page);
    color: var(--color-text-main);
    -webkit-font-smoothing: antialiased;
}
.fade-up {
    opacity: 0;
    transform: translateY(64px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}
.fade-up.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.container {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 24px;
}
.container-narrow {
    max-width: 1300px;
}
.section-title {
    font-size: 1.85rem;
    font-weight: 800;
    color: var(--color-text-main);
    text-align: center;
    letter-spacing: 0.1em;
}
.divider {
    width: 48px;
    height: 4px;
    background-color: var(--color-brand);
    border-radius: 9999px;
    margin: 16px auto 0;
}
.hero-section {
    background-color: #f0f8f7;
    padding: 96px 0;
    position: relative;
    overflow: hidden;
    text-align: center;
    background-image: url("../../column/img/ragbot-mainimage.png");
}
.hero-glow {
    position: absolute;
    top: -120px;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 600px;
    background: radial-gradient(circle, rgb(3 83 115) 0%, rgba(41, 177, 168, 0) 70%);
    pointer-events: none;
    z-index: 0;
}
.hero-content {
    position: relative;
    z-index: 1;
}
.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.35;
    color: var(--color-text-main);
    margin-bottom: 24px;
    letter-spacing: 0.05em;
}
.hero-title-highlight {
    color: var(--color-brand);
    display: inline-block;
    font-size: 0.7em;
}
.hero-description {
    font-size: 1.05rem;
    color: var(--color-text-sub);
    text-align: left;
    line-height: 1.9;
    background: var(--color-bg-page);
    border-radius: var(--radius-md);
    padding: 28px 32px;
    margin: 36px auto 0;
}
.usecase-section {
    padding: 96px 0;
}
.usecase-header {
    margin-bottom: 48px;
    text-align: center;
}
.usecase-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}
.usecase-card {
    background-color: var(--color-card-bg);
    border: 3px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 36px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    box-shadow: 0 2px 4px rgba(15, 23, 42, 0.03);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.usecase-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-hover);
    box-shadow: 0 12px 24px rgba(41, 177, 168, 0.08);
}
.card-icon {
    width: 84px;
    height: 84px;
    border-radius: var(--radius-sm);
    background-color: var(--color-brand-bg);
    color: var(--color-brand);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    border-left: 3px solid #c9ded9;
    border-top: 3px solid #c9ded9;
}
.card-icon svg {
    width: 60px;
    height: 60px;
}
.usecase-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-main);
    line-height: 1.5;
}
.settings-section {
    background-color: #ffffff;
    padding: 96px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}
.settings-header {
    text-align: center;
    margin-bottom: 56px;
}
.settings-lead {
    margin-top: 20px;
    font-size: 1.05rem;
    color: var(--color-text-sub);
    font-weight: 500;
    letter-spacing: 0.1em;
}
.settings-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.setting-card {
    background-color: var(--color-bg-page);
    border: 3px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: border-color 0.3s ease, transform 0.3s ease;
}
.setting-card:hover {
    border-color: var(--color-brand);
    transform: translateY(-2px);
}
.setting-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-brand), #178a83);
    color: #ffffff;
    font-weight: 800;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    box-shadow: 0 4px 10px rgba(41, 177, 168, 0.25);
}
.setting-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-main);
    line-height: 1.6;
}
.summary-section {
    padding: 96px 0;
    background-color: #e8eff8;
}
.summary-box {
    background: linear-gradient(135deg, var(--color-deep-blue) 0%, var(--color-deep-surface) 100%);
    color: #ffffff;
    border-radius: var(--radius-lg);
    padding: 56px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 16px 36px rgba(13, 24, 41, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.08);
}
.summary-box-glow {
    position: absolute;
    top: -80px;
    right: -80px;
    width: 240px;
    height: 240px;
    background: radial-gradient(circle, rgba(41, 177, 168, 0.3) 0%, rgba(41, 177, 168, 0) 70%);
    pointer-events: none;
}
.summary-text {
    position: relative;
    z-index: 1;
    font-size: 1.8rem;
    font-weight: 500;
    line-height: 1.3;
    margin-bottom: 0;
    letter-spacing: 0.1em;
}

@media (max-width: 992px) {
.usecase-grid {
    grid-template-columns: repeat(2, 1fr);
}
.settings-grid {
    grid-template-columns: 1fr;
    max-width: 540px;
    margin: 0 auto;
}
}

@media (max-width: 640px) {
.hero-section, .usecase-section, .settings-section, .summary-section {
    padding: 64px 0;
}
.hero-title {
    font-size: 1.6rem;
}
.hero-description {
    font-size: 0.95rem;
    padding: 20px;
}
.section-title {
    font-size: 1.5rem;
}
.usecase-grid {
    grid-template-columns: 1fr;
}
.summary-box {
    padding: 40px 20px;
}
.summary-text {
    font-size: 1.1rem;
}
}
.knowledge {
    font-size: 1.3em;
    margin: 0 5px;
}
.usecase-section {
    background: linear-gradient(#d3e0f2, #fff);
    position: relative;
}
h3 {
    font-size: calc(1rem + .8vw);
    margin: 0 0 30px;
    border-left: none !important;
    padding-left: 0 !important;
}
.small_text {
    font-size: 0.8em;
}
.answer-settings {
    font-size: 1em;
    text-align: left;
}
.usecase-card-text {
    text-align: left;
    font-size: 0.9em;
}
.white {
    color: #fff;
}
	.blue-green {
		display: block;
		margin-top: 10px;
		color: #05ffee;
		font-weight: 600;
		font-size: 1.2em;
	}	
.inquiry-button_a {
    display: block;
    margin: 60px auto 0;
    text-align: center;
    padding: 1.5%;
    font-size: 1.5em;
    width: 35%;
    color: #fff!important;
    border-radius: 50px;
    background-color: #008E56;
    box-shadow: rgba(0, 0, 0, 0.45) 0px 25px 20px -20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
    text-decoration: none;
}
.inquiry-button_a:hover {
    opacity: 0.8;
    transform: translateY(-4px);
    box-shadow: rgba(0, 0, 0, 0.35) 0px 30px 22px -18px;
    background-color: #00a866;
}
	.ai-ragbot_image {
		display: block;
		width: 60%;
		margin: 30px auto 0;
		border: 1px solid;
	}
	.hero-title-highlight {
  position: relative;
  display: inline-block;
  padding: 16px 24px;
  background-color: #29b1a8;
  color: #ffffff;
  font-size: 28px;
  border-radius: 50px;
  max-width: 300px;
}

.hero-title-highlight::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-style: solid;
  border-width: 12px 10px 0 10px;
  border-color: #29b1a8 transparent transparent transparent;
}

@media (max-width: 640px) {
.inquiry-button_a {
    display: block;
    margin: 60px auto 0;
    text-align: center;
    padding: 4%!important;
    font-size: 1.5em;
    width: 90%!important;
    color: #fff !important;
    border-radius: 50px;
    background-color: #008E56;
    box-shadow: rgba(0, 0, 0, 0.45) 0px 25px 20px -20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
    text-decoration: none;
	line-height: 1.2em;
}
	.hero-title-highlight {
    position: relative;
    display: block;
    padding: 16px;
    background-color: #29b1a8;
    color: #ffffff;
    font-size: 18px;
    border-radius: 50px;
		margin: 0 auto 20px;
    max-width: 200px;
}
}
	.assignment-section {
		background: #fff;
    position: relative;
		padding: 96px 0;
	}
	.assignment-header {
		margin-bottom: 48px;
    text-align: center;
	}
	.rag-table-container {
  width: 100%;
  overflow-x: auto;
  margin: 20px 0;
	box-shadow: 0 2px 4px rgba(15, 23, 42, 0.03);	
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.rag-table {
  width: 100%;
  border-collapse: collapse;
  background-color: #ffffff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  font-size: 16px;
  line-height: 1.6;
  color: #333333;
}

.rag-table th {
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid #e2e8f0;
}

.rag-table th.col-issue {
  background-color: #f8fafc;
  color: #475569;
  width: 20%;
}

.rag-table th.col-traditional {
  background-color: #f1f5f9;
  color: #334155;
  width: 40%;
}

.rag-table th.col-rag {
  background-color: #c3eeea;
  color: #0369a1;
  width: 40%;
}

.rag-table td {
  padding: 24px 16px;
  border-bottom: 1px solid #e2e8f0;
  vertical-align: top;
}

.rag-table td.col-issue {
  background-color: #f8fafc;
  color: #1e293b;
}

.rag-table td.highlight {
  background-color: #edfffe;
  color: #0c4a6e;
}

.rag-table tbody tr:hover td {
  background-color: #f1f5f9;
}

.rag-table tbody tr:hover td.highlight {
  background-color: #defffd;
}
	.annotation {
		text-align: left!important;
		font-size: 0.9em!important;
	}