/* index.css — トップページ専用スタイル（白ベースデザイン） */

:root {
  --blue: #46A3E0;
  --blue2: #2E8CC8;
  --green: #9FC238;
  --green2: #7DA81E;
  --grad: linear-gradient(120deg, #46A3E0 0%, #9FC238 100%);
  --dark:  #FFFFFF;
  --dark2: #F5F7FA;
  --dark3: #EEF2F7;
  --surface: #F0F4F8;
  --white: #FFFFFF;
  --navy: #121A2A;
  --text: rgba(18, 26, 42, 0.88);
  --muted: rgba(18, 26, 42, 0.52);
}

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

html {
  scroll-behavior: smooth
}

body {
  font-family: "Noto Sans JP", sans-serif;
  background: var(--dark);
  color: var(--text);
  overflow-x: hidden
}

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 56px;
  height: 70px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(70, 163, 224, 0.15);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
  transition: background .3s
}

nav.scrolled {
  background: rgba(255, 255, 255, 0.98)
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none
}

.nav-logo img {
  height: 40px;
  width: auto
}

.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
  align-items: center
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: .88rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all .2s
}

.nav-links a:hover {
  color: var(--navy);
  background: rgba(70, 163, 224, 0.08)
}

.nav-cta {
  background: var(--grad) !important;
  color: white !important;
  font-weight: 700 !important;
  box-shadow: 0 4px 14px rgba(70, 163, 224, .25)
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(70, 163, 224, .38) !important
}

/* ─── HERO ─── */
#home {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 56px 80px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, #FFFFFF 55%, rgba(70,163,224,.05) 100%)
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: linear-gradient(rgba(70, 163, 224, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(70, 163, 224, .07) 1px, transparent 1px);
  background-size: 60px 60px
}

.hero-diagonal {
  position: absolute;
  right: -80px;
  top: 0;
  bottom: 0;
  width: 52%;
  background: linear-gradient(135deg, rgba(70, 163, 224, .06) 0%, rgba(159, 194, 56, .04) 100%);
  clip-path: polygon(14% 0, 100% 0, 100% 100%, 0% 100%);
  z-index: 0
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0
}

.orb1 {
  width: 500px;
  height: 500px;
  background: rgba(70, 163, 224, .10);
  top: -60px;
  right: 8%
}

.orb2 {
  width: 320px;
  height: 320px;
  background: rgba(159, 194, 56, .08);
  bottom: -40px;
  right: 28%
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  animation: fadeUp .8s ease both
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(70, 163, 224, .4);
  color: var(--blue2);
  padding: 6px 18px;
  border-radius: 100px;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 32px;
  background: rgba(70, 163, 224, .07)
}

.pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  animation: pulse 2s ease-in-out infinite
}

h1 {
  font-family: "Barlow Condensed", sans-serif;
  font-size: clamp(2.8rem, 5.5vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 28px;
  color: var(--navy)
}

h1 .grad {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent
}

.hero-desc {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--muted);
  margin-bottom: 44px
}

.hero-desc strong {
  color: var(--text);
  font-weight: 700
}

.btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap
}

.btn-grad {
  background: var(--grad);
  color: white;
  padding: 15px 36px;
  border-radius: 12px;
  font-weight: 700;
  font-size: .98rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 28px rgba(70, 163, 224, .25);
  transition: all .25s
}

.btn-grad:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(70, 163, 224, .4)
}

.btn-out {
  background: transparent;
  color: rgba(18, 26, 42, .75);
  padding: 15px 36px;
  border-radius: 12px;
  font-weight: 600;
  font-size: .98rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1.5px solid rgba(18, 26, 42, .18);
  transition: all .25s
}

.btn-out:hover {
  border-color: var(--blue);
  color: var(--navy);
  background: rgba(70, 163, 224, .07)
}

/* ─── STATS ─── */
.stats-bar {
  background: var(--dark2);
  border-top: 1px solid rgba(70, 163, 224, .1);
  border-bottom: 1px solid rgba(70, 163, 224, .1)
}

.stats-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 0 56px
}

.stat-i {
  padding: 36px 0;
  text-align: center;
  border-right: 1px solid rgba(70, 163, 224, .1)
}

.stat-i:last-child {
  border-right: none
}

.stat-n {
  font-family: "Barlow Condensed", sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1
}

.stat-l {
  font-size: .78rem;
  color: var(--muted);
  margin-top: 6px;
  font-weight: 500
}

/* ─── SECTION BASE ─── */
.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 96px 56px
}

.tag {
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 12px;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent
}

h2 {
  font-family: "Barlow Condensed", sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 14px;
  color: var(--navy)
}

.sec-desc {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 540px;
  margin-bottom: 56px
}

/* ─── 3 BUSINESSES ─── */
#services {
  background: var(--dark2)
}

.biz-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px
}

.biz-card {
  background: #FFFFFF;
  border: 1px solid rgba(70, 163, 224, .15);
  border-radius: 20px;
  padding: 36px 28px;
  transition: all .3s;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .04)
}

.biz-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--grad);
  opacity: 0;
  transition: opacity .3s
}

.biz-card:hover {
  transform: translateY(-8px);
  background: rgba(70, 163, 224, .04);
  border-color: rgba(70, 163, 224, .3);
  box-shadow: 0 12px 32px rgba(70, 163, 224, .1)
}

.biz-card:hover::before {
  opacity: 1
}

.biz-num {
  font-family: "Barlow Condensed", sans-serif;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: rgba(70, 163, 224, .5);
  margin-bottom: 20px
}

.biz-icon {
  font-size: 2.2rem;
  margin-bottom: 18px;
  display: block
}

.biz-card h3 {
  font-family: "Barlow", sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent
}

.biz-card p {
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.75;
  margin-bottom: 16px
}

.biz-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px
}

.tag-pill {
  font-size: .72rem;
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid rgba(70, 163, 224, .3);
  color: var(--blue2)
}

/* ─── CAMGPT ─── */
#camgpt {
  background: var(--dark)
}

.camgpt-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: stretch
}

.camgpt-text .tag {
  margin-bottom: 12px
}



.camgpt-text p {
  color: var(--muted);
  line-height: 1.85;
  margin-bottom: 16px;
  font-size: .95rem
}

.features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 28px
}

.features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(70, 163, 224, .04);
  border: 1px solid rgba(70, 163, 224, .12);
  border-radius: 12px;
  font-size: .9rem;
  line-height: 1.6;
  transition: border-color .2s, box-shadow .2s
}

.features li:hover {
  border-color: rgba(70, 163, 224, .3);
  box-shadow: 0 4px 16px rgba(70, 163, 224, .08)
}

.feat-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: 1px
}

.feat-body strong {
  display: block;
  font-weight: 700;
  font-size: .88rem;
  margin-bottom: 2px;
  color: var(--navy)
}

.feat-body span {
  color: var(--muted);
  font-size: .82rem
}

/* CamGPT diagram */
.camgpt-diagram {
  position: relative;
  display: flex;
  flex-direction: column
}

.cam-box {
  background: #FFFFFF;
  border: 1px solid rgba(70, 163, 224, .18);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(70, 163, 224, .06)
}

.cam-box .cb-icon {
  font-size: 1.8rem;
  margin-bottom: 8px
}

.cam-box .cb-label {
  font-size: .82rem;
  font-weight: 700;
  color: var(--navy)
}

.cam-box .cb-sub {
  font-size: .72rem;
  color: var(--muted);
  margin-top: 4px
}

.cam-flow {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  flex: 1
}

.flow-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  align-items: center
}

.flow-row.triple {
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px
}

.arrow-v {
  display: flex;
  justify-content: center;
  padding: 4px 0
}

.arrow-h {
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(70, 163, 224, .6);
  font-size: 1.2rem
}

.cam-arrow {
  color: rgba(70, 163, 224, .5);
  font-size: 1.4rem;
  text-align: center
}

.cam-label {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(70, 163, 224, .7);
  text-align: center;
  margin-bottom: 8px
}

.gen-ai-box {
  background: linear-gradient(135deg, rgba(70, 163, 224, .07), rgba(159, 194, 56, .06));
  border: 1px solid rgba(70, 163, 224, .2);
  border-radius: 16px;
  padding: 16px;
  text-align: center;
  grid-column: 1/-1
}

.gen-ai-box .cb-label {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent
}

/* ─── WHY ─── */
#why {
  background: var(--dark2)
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px
}

.why-card {
  background: #FFFFFF;
  border: 1px solid rgba(70, 163, 224, .12);
  border-radius: 20px;
  padding: 36px 28px;
  text-align: center;
  transition: all .3s;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .04)
}

.why-card:hover {
  transform: translateY(-6px);
  border-color: rgba(159, 194, 56, .4);
  box-shadow: 0 12px 32px rgba(159, 194, 56, .1)
}

.why-num {
  font-family: "Barlow Condensed", sans-serif;
  font-size: 3.5rem;
  font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 8px
}

.why-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--navy)
}

.why-card p {
  color: var(--muted);
  font-size: .85rem;
  line-height: 1.7
}

/* ─── CLIENTS ─── */
#clients {
  background: var(--dark)
}

.clients-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  color: var(--muted);
  background: rgba(70, 163, 224, .05);
  border: 1px solid rgba(70, 163, 224, .12);
  border-radius: 8px;
  padding: 6px 14px;
  margin-bottom: 40px
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 20px
}

.client-card {
  background: #FFFFFF;
  border: 1px solid rgba(70, 163, 224, .12);
  border-radius: 14px;
  padding: 24px 20px;
  text-align: center;
  transition: all .3s;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .03)
}

.client-card:hover {
  border-color: rgba(70, 163, 224, .3);
  box-shadow: 0 8px 24px rgba(70, 163, 224, .1)
}

.client-logo {
  font-size: 1.4rem;
  margin-bottom: 8px
}

.client-name {
  font-size: .88rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px
}

.client-area {
  font-size: .72rem;
  color: var(--muted)
}

.clients-note2 {
  font-size: .8rem;
  color: rgba(18, 26, 42, .35);
  text-align: center;
  margin-top: 12px
}

/* ─── ABOUT ─── */
#about {
  background: var(--dark)
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: stretch
}

.about-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%
}

.about-card-main {
  background: linear-gradient(135deg, rgba(70, 163, 224, .1), rgba(159, 194, 56, .08));
  border-radius: 20px;
  padding: 20px 40px 24px;
  flex: 1;
  box-sizing: border-box;
  border: 1px solid rgba(159, 194, 56, .2);
  box-shadow: 0 2px 16px rgba(70, 163, 224, .08);
  position: relative;
  overflow: hidden
}

/* 左上コーナーブラケット */
.about-card-main::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 14px;
  width: 14px;
  height: 14px;
  border-top: 1.5px solid rgba(70, 163, 224, .45);
  border-left: 1.5px solid rgba(70, 163, 224, .45)
}

/* 右下コーナーブラケット */
.about-card-main::after {
  content: "";
  position: absolute;
  bottom: 14px;
  right: 14px;
  width: 14px;
  height: 14px;
  border-bottom: 1.5px solid rgba(159, 194, 56, .45);
  border-right: 1.5px solid rgba(159, 194, 56, .45)
}

.yr {
  font-family: "Barlow Condensed", sans-serif;
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 1;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent
}

.yr-sub {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px
}

.about-table {
  width: 100%;
  border-collapse: collapse
}

.about-table tr {
  border-top: 1px solid rgba(70, 163, 224, .1)
}

.about-table td {
  padding: 9px 0;
  font-size: .83rem;
  vertical-align: top
}

.about-table td:first-child {
  color: var(--muted);
  width: 40%;
  font-weight: 600;
  font-size: .78rem;
  letter-spacing: .03em
}

.about-table td:last-child {
  color: var(--text)
}

.about-right .tag {
  margin-top: 0
}

.about-right h2 {
  color: var(--navy);
  margin-bottom: 20px
}

.about-right p {
  color: var(--muted);
  line-height: 1.85;
  margin-bottom: 20px;
  font-size: .94rem
}

.mission-box {
  background: rgba(70, 163, 224, .07);
  border: 1px solid rgba(70, 163, 224, .2);
  border-radius: 16px;
  padding: 24px;
  margin-top: 24px
}

.mission-box .mb-label {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue2);
  margin-bottom: 10px
}

.mission-box p {
  color: var(--text);
  font-size: .92rem;
  line-height: 1.75;
  margin: 0
}

/* ─── CONTACT ─── */
#contact {
  background: var(--dark2)
}

.contact-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 96px 56px;
  text-align: center
}

.contact-wrap h2 {
  color: var(--navy);
  margin-bottom: 12px;
  white-space: nowrap
}

.contact-wrap .sec-desc {
  margin: 0 auto 48px
}

.contact-form {
  background: #FFFFFF;
  border: 1px solid rgba(70, 163, 224, .15);
  border-radius: 28px;
  padding: 48px;
  text-align: left;
  box-shadow: 0 4px 24px rgba(70, 163, 224, .08)
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px
}

.fg {
  margin-bottom: 22px
}

.fg label {
  display: block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .05em;
  color: rgba(18, 26, 42, .65);
  margin-bottom: 8px
}

.fg label .req {
  color: var(--blue)
}

.fg input,
.fg select,
.fg textarea {
  width: 100%;
  padding: 13px 17px;
  background: #FFFFFF;
  border: 1.5px solid rgba(70, 163, 224, .2);
  border-radius: 10px;
  color: var(--navy);
  font-family: "Noto Sans JP", sans-serif;
  font-size: .9rem;
  outline: none;
  transition: border-color .2s, box-shadow .2s
}

.fg input::placeholder,
.fg textarea::placeholder {
  color: rgba(18, 26, 42, .3)
}

.fg input:focus,
.fg select:focus,
.fg textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(70, 163, 224, .1)
}

.fg select option {
  background: #FFFFFF;
  color: var(--navy)
}

.fg textarea {
  resize: vertical;
  min-height: 130px
}

.form-foot {
  display: flex;
  justify-content: center;
  margin-top: 8px
}

.submit-btn {
  background: var(--grad);
  color: white;
  border: none;
  cursor: pointer;
  padding: 16px 52px;
  border-radius: 12px;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700;
  font-size: .98rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 28px rgba(70, 163, 224, .28);
  transition: all .25s
}

.submit-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(70, 163, 224, .42)
}

/* ─── FOOTER ─── */
footer {
  background: var(--dark3);
  border-top: 1px solid rgba(70, 163, 224, .12);
  padding: 52px 56px 32px
}

.foot-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 44px
}

.foot-brand img {
  height: 40px;
  width: auto;
  margin-bottom: 14px;
  display: block
}

.foot-brand p {
  font-size: .83rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 280px
}

.foot-col h4 {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(18, 26, 42, .38);
  margin-bottom: 16px
}

.foot-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px
}

.foot-col ul a {
  text-decoration: none;
  color: var(--muted);
  font-size: .86rem;
  transition: color .2s
}

.foot-col ul a:hover {
  color: var(--blue)
}

.foot-bottom {
  max-width: 1100px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(18, 26, 42, .08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .78rem;
  color: rgba(18, 26, 42, .4)
}

/* ─── ANIMATIONS ─── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px)
  }

  to {
    opacity: 1;
    transform: translateY(0)
  }
}

@keyframes fadeIn {
  from {
    opacity: 0
  }

  to {
    opacity: 1
  }
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(70, 163, 224, .5)
  }

  50% {
    box-shadow: 0 0 0 6px rgba(70, 163, 224, 0)
  }
}

/* ─── RESPONSIVE ─── */
@media(max-width:1024px) {

  .biz-grid,
  .why-grid,
  .clients-grid {
    grid-template-columns: 1fr 1fr
  }

  .camgpt-inner,
  .about-inner {
    grid-template-columns: 1fr
  }

  .foot-inner {
    grid-template-columns: 1fr 1fr
  }

  nav {
    padding: 0 24px
  }
}

@media(max-width:640px) {
  #home {
    padding: 100px 24px 60px
  }

  .section {
    padding: 60px 24px
  }

  .contact-wrap {
    padding: 60px 24px
  }

  .stats-inner {
    grid-template-columns: 1fr 1fr;
    padding: 0 24px
  }

  .biz-grid,
  .why-grid,
  .clients-grid {
    grid-template-columns: 1fr
  }

  .form-row {
    grid-template-columns: 1fr
  }

  footer {
    padding: 40px 24px 24px
  }

  .foot-inner {
    grid-template-columns: 1fr
  }

  .foot-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center
  }

  .nav-links {
    display: none
  }
}