@charset "utf-8";

/* ----------------------------------------------------------
Variables
---------------------------------------------------------- */

:root {
  --color-brand: #066aab;
  --color-brand-light: #e8f4fc;
  --color-surface: #f0f2f5;
  --color-dark: #1a1a2e;
  --color-border: #e2e8f0;
  --color-gray-800: #1e293b;
  --color-gray-500: #64748b;
  --color-gray-400: #94a3b8;
  --color-gray-300: #cbd5e1;
  --color-gray-200: #e2e8f0;
  --font-main: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --inner-width: 1280px;
  --inner-px: 32px;
}

/* ----------------------------------------------------------
Reset / Base
---------------------------------------------------------- */

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

html {
  font-size: 62.5%;
  scroll-behavior: smooth;
}

body {
  color: var(--color-gray-800);
  font-family: var(--font-main);
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.6;
  background: #fff;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s;
}

a:hover {
  opacity: 0.8;
}

ul,
ol {
  list-style: none;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

/* ----------------------------------------------------------
Layout
---------------------------------------------------------- */

.inner {
  max-width: var(--inner-width);
  margin: 0 auto;
  padding: 0 var(--inner-px);
}

.hidden {
  display: none !important;
}

/* ----------------------------------------------------------
Scroll fade-in
---------------------------------------------------------- */

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-left,
.slide-left {
  opacity: 0;
  transform: translateX(-48px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-right,
.slide-right {
  opacity: 0;
  transform: translateX(48px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-zoom,
.zoom-in {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-in.is-visible,
.fade-left.is-visible,
.fade-right.is-visible,
.fade-zoom.is-visible,
.slide-left.is-visible,
.slide-right.is-visible,
.zoom-in.is-visible {
  opacity: 1;
  transform: none;
}

/* ----------------------------------------------------------
Section common
---------------------------------------------------------- */

.section {
  padding: 96px 0;
}

.section_head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section_label_wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  margin-bottom: 16px;
}

.section_label {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-brand);
}

.accent_line {
  display: block;
  width: 32px;
  height: 2px;
  background: var(--color-brand);
  border-radius: 2px;
}

.section_title {
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-gray-800);
}

.section_desc {
  margin-top: 16px;
  font-size: 1.6rem;
  color: var(--color-gray-500);
  line-height: 1.9;
}

.section_note {
  margin-top: 12px;
  font-size: 1.4rem;
  color: var(--color-gray-400);
}

.section_eyebrow {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 12px;
}

/* ----------------------------------------------------------
Header
---------------------------------------------------------- */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
}

.header_inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo img {
  height: 28px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav a {
  font-size: 1.4rem;
  color: var(--color-gray-500);
}

.nav a:hover {
  color: var(--color-brand);
  opacity: 1;
}

.tel_wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 1.3rem;
}

.tel_wrap a {
  font-weight: 500;
  color: var(--color-gray-500);
}

.tel_hours {
  font-size: 1.1rem;
  color: var(--color-gray-400);
}

.btn_sm {
  display: inline-block;
  padding: 8px 20px;
  background: linear-gradient(90deg, #ff7a3d, #ff5a1f);
  color: #fff !important;
  border-radius: 50px;
  font-size: 1.3rem;
  font-weight: 600;
  transition: opacity 0.2s;
}

/* モバイルメニュー内 電話番号 */
.mobile_tel {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 0;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-gray-500) !important;
  border-bottom: 1px solid var(--color-border);
}

.mobile_tel_hours {
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--color-gray-400);
}

/* モバイルメニュー内 お問い合わせボタン */
.mobile_contact_btn {
  display: block;
  margin-top: 14px;
  padding: 14px 0;
  text-align: center;
  background: linear-gradient(90deg, #ff7a3d, #ff5a1f);
  color: #fff !important;
  border-radius: 50px;
  font-size: 1.5rem;
  font-weight: 700;
  border-bottom: none !important;
}

.menu_btn {
  display: none;
  padding: 8px;
  color: var(--color-gray-500);
}

/* アイコン切り替え */
.menu_btn .icon_close {
  display: none;
}

.menu_btn .icon_hamburger {
  display: block;
}

.menu_btn[aria-expanded="true"] .icon_hamburger {
  display: none;
}

.menu_btn[aria-expanded="true"] .icon_close {
  display: block;
}

/* モバイルメニュー スライド */
.mobile_menu {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.mobile_menu.is-open {
  max-height: 400px;
  padding: 12px 0;
}

.mobile_menu a {
  padding: 12px 0;
  font-size: 1.5rem;
  color: var(--color-gray-500);
  border-bottom: 1px solid var(--color-border);
}

.mobile_menu a:last-child,
.mobile_menu .mobile_contact_btn {
  border-bottom: none;
}

/* ----------------------------------------------------------
Hero
---------------------------------------------------------- */

.hero {
  padding-top: 112px;
  padding-bottom: 64px;
  background: linear-gradient(180deg, var(--color-brand-light) 0%, #f0f7fc 40%, #fff 100%);
}

.hero_grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero_title {
  font-size: 4.8rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-gray-800);
  margin: 20px 0 24px;
}

.hero_desc {
  font-size: 1.7rem;
  color: var(--color-gray-500);
  line-height: 1.9;
  max-width: 480px;
}

.hero_img img {
  width: 100%;
}

.hero .section_label_wrap {
  justify-content: flex-start;
}

/* ----------------------------------------------------------
CTA Bar
---------------------------------------------------------- */

.cta_bar {
  padding: 32px 0;
  background: linear-gradient(90deg, #205EA4 0%, #7dbcd8 100%);
}

.cta_bar_inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

.cv_btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: #fff;
  color: #333;
  border-radius: 4px;
  padding: 0 24px;
  height: 72px;
  font-size: 1.6rem;
  font-weight: 700;
  width: 400px;
  transition: opacity 0.2s;
}

.cv_btn:hover {
  opacity: 0.9;
}

.font_bold {
  font-weight: 700;
}

/* ----------------------------------------------------------
Clients
---------------------------------------------------------- */

.clients {
  padding: 40px 0;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.clients_label {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-gray-500);
  margin-bottom: 24px;
}

.clients_logos {
  position: relative;
}

.clients_fade_left,
.clients_fade_right {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 96px;
  z-index: 1;
  pointer-events: none;
}

.clients_fade_left {
  left: 0;
  background: linear-gradient(to right, #fff, transparent);
}

.clients_fade_right {
  right: 0;
  background: linear-gradient(to left, #fff, transparent);
}

.clients_img {
  width: 100%;
  height: auto;
  opacity: 0.8;
}

.clients_note {
  text-align: center;
  font-size: 1.2rem;
  color: var(--color-gray-400);
  margin-top: 24px;
  padding: 0 32px;
}

/* ----------------------------------------------------------
Issues
---------------------------------------------------------- */

.issues {
  background: linear-gradient(160deg, var(--color-brand) 0%, #3a8fd4 50%, #5ba8e0 100%);
  color: #fff;
}

.issues .section_title {
  color: #fff;
}

.issues_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 64px;
}

.issue_card {
  background: #fff;
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  color: var(--color-gray-800);
}

.issue_icon {
  width: 120px;
  height: 120px;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: rgba(230, 244, 252, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.issue_icon img {
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
  object-fit: contain;
}

.issue_title {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--color-gray-800);
  line-height: 1.5;
  margin-bottom: 12px;
}

.issue_text {
  font-size: 1.4rem;
  color: var(--color-gray-500);
  line-height: 1.8;
}

.solution_box {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  padding: 56px;
}

.solution_eyebrow {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 16px;
}

.solution_title {
  font-size: 2.8rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 20px;
}

.solution_desc {
  font-size: 1.7rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 2;
}

.solution_img img {
  width: 100%;
  height: auto;
}

/* ----------------------------------------------------------
Transform
---------------------------------------------------------- */

.transform_section {
  background: #fff;
}

.transform_grid {
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  gap: 16px;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.transform_label_before,
.transform_label_after {
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 12px;
}

.transform_label_before {
  color: var(--color-gray-400);
}

.transform_label_after {
  color: var(--color-brand);
}

.transform_card {
  border-radius: 16px;
  padding: 24px;
}

.transform_card_before {
  background: #f8fafc;
  border: 1px solid var(--color-gray-200);
}

.transform_card_after {
  background: var(--color-brand-light);
  border: 1px solid rgba(6, 106, 171, 0.15);
}

.chat_header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-gray-200);
  margin-bottom: 24px;
}

.transform_card_after .chat_header {
  border-color: rgba(6, 106, 171, 0.1);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.dot_gray {
  background: var(--color-gray-200);
}

.dot_brand_3 {
  background: rgba(6, 106, 171, 0.3);
}

.dot_brand_2 {
  background: rgba(6, 106, 171, 0.2);
}

.dot_brand_1 {
  background: rgba(6, 106, 171, 0.1);
}

.chat_label {
  font-size: 1.2rem;
  color: var(--color-gray-300);
  margin-left: 8px;
}

.chat_label_after {
  font-size: 1.2rem;
  color: rgba(6, 106, 171, 0.5);
  margin-left: 8px;
}

.chat_body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 0;
}

.chat_icon {
  font-size: 3.2rem;
  margin-bottom: 16px;
}

.chat_text {
  font-size: 1.5rem;
  color: var(--color-gray-400);
  text-align: center;
}

.chat_subtext {
  font-size: 1.3rem;
  color: var(--color-gray-300);
  text-align: center;
  margin-top: 8px;
}

.chat_footer {
  display: flex;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--color-gray-200);
}

.chat_input {
  flex: 1;
  height: 40px;
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: 8px;
}

.chat_send {
  width: 40px;
  height: 40px;
  background: var(--color-gray-100, #f1f5f9);
  border-radius: 8px;
}

.agent_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.agent_item {
  background: #fff;
  border-radius: 12px;
  padding: 12px;
  text-align: center;
  border: 1px solid rgba(6, 106, 171, 0.05);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.agent_icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 4px;
}

.agent_name {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-gray-800);
}

.agent_bar {
  width: 100%;
  height: 4px;
  background: rgba(6, 106, 171, 0.2);
  border-radius: 9999px;
  overflow: hidden;
  margin-top: 8px;
}

.agent_bar_fill {
  height: 100%;
  width: 75%;
  background: var(--color-brand);
  border-radius: 9999px;
}

.agent_note {
  font-size: 1.2rem;
  color: rgba(6, 106, 171, 0.6);
  text-align: center;
  margin-top: 16px;
}

.transform_arrow {
  display: flex;
  justify-content: center;
}

.arrow_circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.transform_caption {
  text-align: center;
  font-size: 1.5rem;
  color: var(--color-gray-400);
  max-width: 640px;
  margin: 24px auto 0;
}

/* ----------------------------------------------------------
Service
---------------------------------------------------------- */

.service_section {
  background: var(--color-surface);
}

.service_list {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.service_row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.service_row_reverse {
  direction: rtl;
}

.service_row_reverse>* {
  direction: ltr;
}

.service_no {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-brand);
}

.service_no_sub {
  color: var(--color-gray-400);
}

.service_title {
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--color-gray-800);
  margin: 12px 0 16px;
  line-height: 1.35;
}

.service_desc {
  font-size: 1.6rem;
  color: var(--color-gray-500);
  line-height: 1.9;
}

.service_img_box {
  aspect-ratio: 4 / 3;
  border-radius: 16px;
  background: rgba(230, 244, 252, 0.3);
  border: 1px solid rgba(6, 106, 171, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.service_img_box img {
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
  object-fit: contain;
}

/* ----------------------------------------------------------
Biz cards (AIエージェント)
---------------------------------------------------------- */

.agent_section {
  background: #fff;
}

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

.biz_card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.biz_card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

.biz_img {
  aspect-ratio: 2 / 1;
  background: rgba(230, 244, 252, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.biz_img img {
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
  object-fit: contain;
}

.biz_body {
  padding: 20px;
}

.biz_tag {
  display: inline-block;
  font-size: 1.1rem;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 9999px;
  margin-bottom: 8px;
}

.biz_tag_sales {
  background: #eff6ff;
  color: #2563eb;
}

.biz_tag_all {
  background: #f1f5f9;
  color: #475569;
}

.biz_tag_back {
  background: #fffbeb;
  color: #d97706;
}

.biz_tag_mgmt {
  background: #f5f3ff;
  color: #7c3aed;
}

.biz_tag_legal {
  background: #fff1f2;
  color: #e11d48;
}

.biz_tag_mkt {
  background: #f0fdf4;
  color: #16a34a;
}

.biz_title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-gray-800);
  line-height: 1.35;
  margin-bottom: 6px;
}

.biz_text {
  font-size: 1.4rem;
  color: var(--color-gray-500);
  line-height: 1.7;
}

/* ----------------------------------------------------------
Voice
---------------------------------------------------------- */

.voice_section {
  background: var(--color-surface);
}

.voice_scroll {
  overflow-x: auto;
  -ms-overflow-style: none;
  scrollbar-width: none;
  -ms-scroll-snap-type: x mandatory;
  scroll-snap-type: x mandatory;
}

.voice_scroll::-webkit-scrollbar {
  display: none;
}

.voice_list {
  display: flex;
  gap: 24px;
  width: -webkit-max-content;
  width: -moz-max-content;
  width: max-content;
  padding: 0 var(--inner-px);
  margin: 0 auto;
  justify-content: center;
}

.voice_card {
  width: 340px;
  flex-shrink: 0;
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--color-border);
  overflow: hidden;
  scroll-snap-align: start;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.voice_img {
  height: 160px;
  background: rgba(230, 244, 252, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.voice_img img {
  height: 128px;
  width: auto;
  -o-object-fit: contain;
  object-fit: contain;
}

.voice_body {
  padding: 24px;
}

.voice_plan {
  display: inline-block;
  font-size: 1.1rem;
  background: var(--color-brand-light);
  color: var(--color-brand);
  padding: 2px 8px;
  border-radius: 9999px;
  font-weight: 500;
  margin-bottom: 8px;
}

.voice_company {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-gray-800);
}

.voice_role {
  font-size: 1.2rem;
  color: var(--color-gray-400);
  margin-bottom: 12px;
}

.voice_title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-gray-800);
  line-height: 1.4;
  margin-bottom: 8px;
}

.voice_text {
  font-size: 1.4rem;
  color: var(--color-gray-500);
  line-height: 1.8;
}

/* ----------------------------------------------------------
Support
---------------------------------------------------------- */

.support_section {
  background: var(--color-surface);
}

.support_grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.support_card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 40px;
  transition: transform 0.3s, box-shadow 0.3s;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.support_card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

.support_icon {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(230, 244, 252, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  margin-bottom: 24px;
}

.support_icon img {
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
  object-fit: contain;
}

.support_title {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-gray-800);
  margin-bottom: 12px;
}

.support_text {
  font-size: 1.6rem;
  color: var(--color-gray-500);
  line-height: 1.85;
}

/* ----------------------------------------------------------
Training option
---------------------------------------------------------- */

.training_section {
  background: #fff;
}

.training_box {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 32px;
  align-items: center;
  background: rgba(230, 244, 252, 0.4);
  border: 1px solid rgba(6, 106, 171, 0.1);
  border-radius: 16px;
  padding: 56px;
}

.training_img {
  width: 112px;
  height: 112px;
  flex-shrink: 0;
}

.training_img img {
  width: 100%;
  height: 100%;
  -o-object-fit: contain;
  object-fit: contain;
}

.training_eyebrow {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(6, 106, 171, 0.6);
  margin-bottom: 8px;
}

.training_title {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--color-gray-800);
  margin-bottom: 12px;
}

.training_desc {
  font-size: 1.6rem;
  color: var(--color-gray-500);
  line-height: 1.9;
}

/* ----------------------------------------------------------
FAQ
---------------------------------------------------------- */

.faq_section {
  background: var(--color-surface);
}

.faq_grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  align-items: start;
}

.faq_head .section_label_wrap {
  justify-content: flex-start;
}

.faq_head .section_title {
  text-align: left;
}

.faq_list {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 0 32px;
}

.faq_item {
  border-bottom: 1px solid var(--color-border);
}

.faq_item:last-child {
  border-bottom: none;
}

.faq-button {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 20px 0;
  text-align: left;
  gap: 24px;
}

.faq_q {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.faq_num {
  font-size: 1.2rem;
  color: var(--color-gray-300);
  font-weight: 500;
  flex-shrink: 0;
  margin-top: 2px;
  transition: color 0.2s;
}

.faq-button:hover .faq_num {
  color: var(--color-brand);
}

.faq_qtext {
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--color-gray-800);
}

.faq-icon {
  color: var(--color-gray-400);
  font-size: 2rem;
  flex-shrink: 0;
  margin-top: 2px;
  line-height: 1;
  transition: transform 0.3s ease;
}

.faq_a {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 0 0 40px;
}

.faq_a.is-open {
  max-height: 400px;
  padding: 0 0 20px 40px;
}

.faq_a p {
  font-size: 1.6rem;
  color: var(--color-gray-500);
  line-height: 1.9;
}

/* ----------------------------------------------------------
CTA section
---------------------------------------------------------- */

.cta_section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-brand) 0%, #0a527e 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.cta_inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta_title {
  font-size: 3.2rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
}

.cta_desc {
  margin-top: 20px;
  font-size: 1.5rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 2;
}

.cta_btn_wrap {
  margin-top: 40px;
  display: flex;
  justify-content: center;
}

.cta_btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 40px;
  background: #fff;
  color: var(--color-brand) !important;
  font-size: 1.6rem;
  font-weight: 700;
  border-radius: 9999px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s, box-shadow 0.2s;
}

.cta_btn:hover {
  opacity: 1;
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
}

/* ----------------------------------------------------------
Footer
---------------------------------------------------------- */

.footer {
  padding: 40px 0;
  background: var(--color-dark);
  text-align: center;
}

.footer_logo {
  height: 24px;
  width: auto;
  margin: 0 auto;
  -webkit-filter: brightness(0) invert(1);
  filter: brightness(0) invert(1);
  opacity: 0.6;
}

.copyright {
  margin-top: 16px;
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.25);
}

/* ----------------------------------------------------------
Responsive: tablet (max 1024px)
---------------------------------------------------------- */

@media only screen and (max-width: 1024px) {

  .nav {
    display: none;
  }

  .menu_btn {
    display: block;
  }

  .hero_grid {
    grid-template-columns: 1fr;
  }

  .hero_title {
    font-size: 3.8rem;
  }

  .hero_desc {
    max-width: 100%;
  }

  .hero_img {
    max-width: 480px;
    margin: 0 auto;
  }

  .issues_grid {
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 480px;
    margin: 0 auto 40px;
  }

  .solution_box {
    grid-template-columns: 1fr;
    padding: 32px;
  }

  .solution_img {
    display: none;
  }

  .transform_grid {
    grid-template-columns: 1fr;
    max-width: 440px;
  }

  .transform_arrow {
    transform: rotate(90deg);
  }

  .service_row,
  .service_row_reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 32px;
  }

  .biz_grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .support_grid {
    grid-template-columns: 1fr;
  }

  .faq_grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ----------------------------------------------------------
Responsive: mobile (max 599px)
---------------------------------------------------------- */

@media only screen and (max-width: 599px) {

  :root {
    --inner-px: 20px;
  }

  .section {
    padding: 64px 0;
  }

  .section_title {
    font-size: 2.6rem;
  }

  .hero {
    padding-top: 96px;
    padding-bottom: 48px;
  }

  .hero_title {
    font-size: 3.2rem;
  }

  .hero_desc {
    font-size: 1.5rem;
  }

  .cta_bar_inner {
    flex-direction: column;
    gap: 12px;
  }

  .cv_btn {
    width: 100%;
    max-width: 100%;
    font-size: 1.4rem;
    height: 60px;
    padding: 0 20px;
  }

  .solution_box {
    padding: 24px;
  }

  .solution_title {
    font-size: 2.2rem;
  }

  .biz_grid {
    grid-template-columns: 1fr;
  }

  .voice_list {
    justify-content: flex-start;
    padding: 0 20px;
  }

  .voice_card {
    width: 300px;
  }

  .support_card {
    padding: 28px;
  }

  .training_box {
    grid-template-columns: 1fr;
    padding: 28px;
    text-align: center;
  }

  .training_img {
    margin: 0 auto;
  }

  .faq_list {
    padding: 0 20px;
  }

  .cta_title {
    font-size: 2.6rem;
  }

  .cta_btn {
    font-size: 1.5rem;
    padding: 14px 28px;
  }

}
}