/*
Theme Name: nworks
Theme URI: https://nworks.co.jp
Author: nworks
Author URI: https://nworks.co.jp
Description: nworks コーポレートサイト用WordPressテーマ
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: nworks
*/

/* ========================================
   nworks Corporate Site - CSS
   ======================================== */

/* ----------------------------------------
   0. CSS Variables & Reset
   ---------------------------------------- */
:root {
  --color-bg: #ffffff;
  --color-bg-gray: #f5f5f5;
  --color-bg-dark: #111111;
  --color-text: #111111;
  --color-text-secondary: #555555;
  --color-text-muted: #999999;
  --color-border: #e0e0e0;
  --color-border-light: #eeeeee;
  --color-white: #ffffff;
  --font-ja: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  --font-en: "Inter", "Helvetica Neue", Arial, sans-serif;
  --container-max: 1120px;
  --section-padding: 120px 0;
  --section-padding-sp: 72px 0;
  --radius: 0px;
  --radius-sm: 4px;
  --radius-pill: 9999px;
  --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.04);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-ja);
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: opacity var(--transition);
}

a:hover {
  opacity: 0.7;
}

ul, ol {
  list-style: none;
}

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

/* ----------------------------------------
   1. Layout & Utility
   ---------------------------------------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 40px;
}

.section {
  padding: var(--section-padding);
}

.section--gray {
  background-color: var(--color-bg-gray);
}

.section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-white);
}

.hide-sp {
  display: inline;
}

.show-sp {
  display: none;
}

/* ----------------------------------------
   1.5 Section Heading (英語サブタイトル付き)
   ---------------------------------------- */
.section-heading {
  margin-bottom: 64px;
}

.section-heading__en {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.section-heading__ja {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.02em;
}

.section-heading--light .section-heading__en {
  color: rgba(255, 255, 255, 0.5);
}

.section-heading--light .section-heading__ja {
  color: var(--color-white);
}

/* ----------------------------------------
   2. Buttons (ピル型)
   ---------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-ja);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  border-radius: var(--radius-pill);
  padding: 14px 32px;
  transition: all var(--transition);
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}

.btn__arrow {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-top: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform var(--transition);
}

.btn:hover .btn__arrow {
  transform: rotate(45deg) translate(2px, -2px);
}

.btn--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-white);
  border-color: var(--color-bg-dark);
}

.btn--dark:hover {
  opacity: 1;
  background-color: #333333;
}

.btn--outline-dark {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}

.btn--outline-dark:hover {
  opacity: 1;
  background-color: var(--color-text);
  color: var(--color-white);
}

.btn--white {
  background-color: var(--color-white);
  color: var(--color-bg-dark);
  border-color: var(--color-white);
}

.btn--white:hover {
  opacity: 1;
  background-color: var(--color-bg-gray);
}

.btn--large {
  font-size: 15px;
  padding: 18px 40px;
}

.btn--small {
  font-size: 13px;
  padding: 10px 24px;
}

/* ----------------------------------------
   3. Header
   ---------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid var(--color-border-light);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.site-header__logo {
  display: flex;
  align-items: center;
}

.site-header__logo-img {
  height: 20px;
  width: auto;
  display: block;
  object-fit: contain;
}

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

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
}

.site-header__nav-list a {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  letter-spacing: 0.02em;
  position: relative;
}

.site-header__nav-list a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-text);
  transition: width var(--transition);
}

.site-header__nav-list a:hover {
  opacity: 1;
}

.site-header__nav-list a:hover::after {
  width: 100%;
}

.site-header__menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 32px;
  position: relative;
  z-index: 1001;
}

.site-header__menu-icon,
.site-header__menu-icon::before,
.site-header__menu-icon::after {
  display: block;
  width: 22px;
  height: 1.5px;
  background-color: var(--color-text);
  transition: all 0.3s ease;
  position: absolute;
  left: 5px;
}

.site-header__menu-icon {
  top: 15px;
}

.site-header__menu-icon::before {
  content: "";
  top: -7px;
}

.site-header__menu-icon::after {
  content: "";
  top: 7px;
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-icon {
  background-color: transparent;
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

/* ----------------------------------------
   4. Hero
   ---------------------------------------- */
.hero {
  padding: 160px 0 100px;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
}

.hero__inner {
  max-width: 780px;
  margin-bottom: 48px;
}

.hero__label {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.hero__title {
  font-size: 44px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.02em;
  margin-bottom: 28px;
}

.hero__subtitle {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 2;
  margin-bottom: 40px;
}

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

.hero__micro {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 12px;
}

.hero__tags {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero__tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-secondary);
  background-color: var(--color-bg-gray);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.02em;
}

/* ----------------------------------------
   4.5 Stats Bar (実績数字)
   ---------------------------------------- */
.stats {
  padding: 56px 0;
  border-bottom: 1px solid var(--color-border-light);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  text-align: center;
}

.stats__number {
  font-family: var(--font-en);
  font-size: 48px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.stats__unit {
  font-family: var(--font-ja);
  font-size: 16px;
  font-weight: 600;
  margin-left: 2px;
}

.stats__label {
  font-size: 13px;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

/* ----------------------------------------
   5. Problems
   ---------------------------------------- */
.problems__body {
  max-width: 720px;
  margin: 0 auto 56px;
}

.problems__item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border-light);
}

.problems__item:first-child {
  border-top: 1px solid var(--color-border-light);
}

.problems__number {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  min-width: 24px;
  padding-top: 2px;
}

.problems__item p {
  font-size: 15px;
  line-height: 1.8;
}

.problems__bottom {
  text-align: center;
}

.problems__closing {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.9;
  margin-bottom: 24px;
}

.problems__urgency {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.9;
  padding-top: 24px;
  border-top: 1px solid var(--color-border-light);
}

/* ----------------------------------------
   6. About
   ---------------------------------------- */
.about__body {
  max-width: 720px;
}

.about__lead {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.6;
  margin-bottom: 32px;
}

.about__text p {
  font-size: 15px;
  line-height: 2;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

.about__text p:last-child {
  margin-bottom: 0;
}

/* ----------------------------------------
   7. Services
   ---------------------------------------- */
.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background-color: var(--color-border-light);
  border: 1px solid var(--color-border-light);
}

.service-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-white);
  padding: 40px 32px;
  transition: background-color var(--transition);
  color: var(--color-text);
}

.service-card:hover {
  opacity: 1;
  background-color: var(--color-bg-gray);
}

.service-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.service-card__number {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

.service-card__label {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.02em;
}

.service-card__arrow {
  display: inline-block;
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  position: relative;
  transition: all var(--transition);
}

.service-card__arrow::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 7px;
  height: 7px;
  border-top: 1.5px solid var(--color-text);
  border-right: 1.5px solid var(--color-text);
  transform: translate(-60%, -50%) rotate(45deg);
  transition: border-color var(--transition);
}

.service-card:hover .service-card__arrow {
  background-color: var(--color-text);
  border-color: var(--color-text);
}

.service-card:hover .service-card__arrow::before {
  border-color: var(--color-white);
}

.service-card__title {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 20px;
}

.service-card__text {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.9;
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-card__price {
  font-size: 13px;
  color: var(--color-text-muted);
  padding-top: 16px;
  border-top: 1px solid var(--color-border-light);
}

.service-card__price strong {
  color: var(--color-text);
  font-weight: 600;
}

/* ----------------------------------------
   8. Main Service (AI研修 訴求)
   ---------------------------------------- */
.main-service__lead {
  font-size: 20px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 48px;
  line-height: 1.6;
}

.main-service__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
  margin-bottom: 56px;
}

.main-service__subtitle {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-white);
  margin-top: 28px;
  margin-bottom: 16px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.main-service__steps {
  list-style: none;
  counter-reset: step;
}

.main-service__steps li {
  counter-increment: step;
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 12px;
  color: rgba(255, 255, 255, 0.85);
}

.main-service__steps li::before {
  content: counter(step);
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.4);
  min-width: 18px;
}

.main-service__steps li strong {
  font-weight: 600;
  margin-right: 8px;
}

.main-service__steps li span {
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
}

.main-service__text p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 2;
  margin-bottom: 16px;
}

.main-service__text p:last-child {
  margin-bottom: 0;
}

.main-service__list {
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 40px;
}

.main-service__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 16px;
  color: rgba(255, 255, 255, 0.9);
}

.main-service__list li:last-child {
  margin-bottom: 0;
}

.main-service__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-white);
}

.main-service__cta {
  text-align: center;
}

.main-service__micro {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  margin-top: 16px;
}

/* ----------------------------------------
   9. Reasons
   ---------------------------------------- */
.reasons__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.reason-card {
  padding-top: 32px;
  border-top: 2px solid var(--color-text);
}

.reason-card__number {
  display: block;
  font-family: var(--font-en);
  font-size: 48px;
  font-weight: 700;
  color: var(--color-bg-gray);
  line-height: 1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
  -webkit-text-stroke: 1px var(--color-border);
}

.reason-card__title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 16px;
}

.reason-card__text {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.9;
}

/* ----------------------------------------
   10. Cases
   ---------------------------------------- */
.cases__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.case-card {
  background-color: var(--color-white);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border-light);
  transition: border-color var(--transition);
}

.case-card:hover {
  border-color: var(--color-text);
}

.case-card__tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
  align-self: flex-start;
}

.case-card__text {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.9;
  flex-grow: 1;
  margin-bottom: 20px;
}

.case-card__link {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.cases__note {
  text-align: center;
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ----------------------------------------
   11. Pricing
   ---------------------------------------- */
.pricing__lead {
  font-size: 15px;
  color: var(--color-text-secondary);
  margin-bottom: 48px;
  margin-top: -32px;
}

.pricing__cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background-color: var(--color-border-light);
  border: 1px solid var(--color-border-light);
}

.pricing-card {
  background-color: var(--color-white);
  padding: 40px 32px;
  text-align: center;
}

.pricing-card__title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border-light);
}

.pricing-card__price {
  font-family: var(--font-en);
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.pricing-card__yen {
  font-size: 18px;
  font-weight: 500;
  margin-right: 2px;
}

.pricing-card__unit {
  font-family: var(--font-ja);
  font-size: 13px;
  font-weight: 400;
  color: var(--color-text-secondary);
  margin-left: 4px;
}

.pricing-card__price--text {
  font-family: var(--font-ja);
  font-size: 18px;
  font-weight: 600;
  padding: 12px 0;
}

.pricing-card__note {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ----------------------------------------
   12. Message
   ---------------------------------------- */
.message__inner {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 56px;
  align-items: start;
  max-width: 800px;
}

.message__photo-img {
  width: 220px;
  height: 280px;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.message__body p {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 2;
  margin-bottom: 16px;
}

.message__profile {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border-light);
}

.message__name {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.message__name-role {
  font-size: 13px;
  font-weight: 400;
  color: var(--color-text-muted);
  margin-left: 12px;
}

.message__career {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-top: 12px;
}

.message__speaking {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border-light);
}

.message__speaking-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

.message__speaking-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.message__speaking-list li {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  padding-left: 14px;
  position: relative;
}

.message__speaking-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
  font-size: 11px;
}

/* ----------------------------------------
   13. Flow (相談の流れ)
   ---------------------------------------- */
.flow__lead {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.9;
  margin-bottom: 48px;
  margin-top: -32px;
}

.flow__grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 0;
}

.flow__grid--6 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.flow__grid--6 .flow__connector {
  display: none;
}

.flow__grid--6 .flow__step {
  border: 1px solid var(--color-border-light);
  padding: 32px 24px;
  text-align: center;
}

.flow__step {
  text-align: center;
  padding: 0 16px;
}

.flow__step-number {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.flow__step-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.4;
}

.flow__step-text {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.flow__connector {
  width: 32px;
  height: 1px;
  background-color: var(--color-border);
  margin-top: 48px;
  flex-shrink: 0;
}

.flow__note {
  text-align: center;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 48px;
}

/* ----------------------------------------
   14. FAQ
   ---------------------------------------- */
.faq__list {
  max-width: 760px;
  margin: 0 auto;
}

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

.faq__item:first-child {
  border-top: 1px solid var(--color-border-light);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  line-height: 1.6;
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::before {
  content: "Q.";
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-muted);
  margin-right: 16px;
  flex-shrink: 0;
}

.faq__question::after {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  border-right: 1.5px solid var(--color-text);
  border-bottom: 1.5px solid var(--color-text);
  transform: rotate(45deg);
  margin-left: 16px;
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq__item[open] .faq__question::after {
  transform: rotate(-135deg);
}

.faq__answer {
  padding: 0 0 24px 32px;
}

.faq__answer p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.9;
}

/* ----------------------------------------
   15. News
   ---------------------------------------- */
.news__lead {
  font-size: 15px;
  color: var(--color-text-secondary);
  margin-bottom: 48px;
  margin-top: -32px;
}

.news__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.post-card {
  transition: opacity var(--transition);
}

.post-card:hover {
  opacity: 0.7;
}

.post-card__thumb-placeholder {
  width: 100%;
  aspect-ratio: 16 / 10;
  background-color: var(--color-bg-gray);
  border: 1px solid var(--color-border-light);
}

.post-card__body {
  padding: 20px 0;
}

.post-card__date {
  display: block;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.post-card__title {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.7;
}

.post-card__title a {
  color: var(--color-text);
}

.news__more {
  text-align: center;
}

/* ----------------------------------------
   14. Final CTA
   ---------------------------------------- */
.final-cta {
  background-color: var(--color-bg-dark);
  padding: 100px 0;
}

.final-cta__header {
  text-align: center;
  margin-bottom: 56px;
}

.final-cta__en {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 24px;
}

.final-cta__title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 20px;
  line-height: 1.5;
}

.final-cta__text {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 40px;
  line-height: 1.9;
}

.final-cta__micro {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
  margin-top: 20px;
  text-align: center;
}

/* ----------------------------------------
   Contact Form
   ---------------------------------------- */
.contact-form {
  max-width: 700px;
  margin: 0 auto;
}

.contact-form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.contact-form__field {
  margin-bottom: 24px;
}

.contact-form__grid .contact-form__field {
  margin-bottom: 0;
}

.contact-form__label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 8px;
}

.contact-form__required {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.15);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  margin-left: 8px;
}

.contact-form__input,
.contact-form__select,
.contact-form__textarea {
  width: 100%;
  font-family: var(--font-ja);
  font-size: 15px;
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 14px 16px;
  border-radius: 4px;
  transition: border-color var(--transition), background-color var(--transition);
  outline: none;
}

.contact-form__input::placeholder,
.contact-form__textarea::placeholder {
  color: rgba(255, 255, 255, 0.3);
}

.contact-form__input:focus,
.contact-form__select:focus,
.contact-form__textarea:focus {
  border-color: rgba(255, 255, 255, 0.4);
  background-color: rgba(255, 255, 255, 0.12);
}

.contact-form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='rgba(255,255,255,0.5)' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

.contact-form__select option {
  color: var(--color-text);
  background-color: var(--color-white);
}

.contact-form__textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-form__privacy {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: 32px;
  text-align: center;
}

.contact-form__submit {
  text-align: center;
  margin-bottom: 16px;
}

.contact-form__btn {
  min-width: 240px;
  position: relative;
}

.contact-form__btn-loading {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0, 0, 0, 0.15);
  border-top-color: var(--color-bg-dark);
  border-radius: 50%;
  animation: formSpin 0.6s linear infinite;
}

.contact-form__btn.is-loading .contact-form__btn-text,
.contact-form__btn.is-loading .btn__arrow {
  display: none;
}

.contact-form__btn.is-loading .contact-form__btn-loading {
  display: inline-block;
}

@keyframes formSpin {
  to { transform: rotate(360deg); }
}

.contact-form__message {
  text-align: center;
  margin-top: 16px;
  font-size: 14px;
  min-height: 24px;
}

.contact-form__message--success {
  color: #4ade80;
}

.contact-form__message--error {
  color: #f87171;
}

/* ----------------------------------------
   15. Footer
   ---------------------------------------- */
.site-footer {
  background-color: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.6);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer__inner {
  padding: 64px 40px 48px;
}

.site-footer__main {
  display: flex;
  justify-content: space-between;
  gap: 64px;
}

.site-footer__logo-img {
  height: 16px;
  width: auto;
  display: block;
  margin-top: 30px;
  margin-bottom: 20px;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.site-footer__desc {
  font-size: 12px;
  line-height: 1.6;
}

.site-footer__nav {
  display: flex;
  gap: 56px;
}

.site-footer__nav-heading {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
  margin-bottom: 16px;
}

.site-footer__nav-group ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.site-footer__nav-group a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

.site-footer__nav-group a:hover {
  opacity: 1;
  color: var(--color-white);
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
  text-align: center;
  font-size: 11px;
  font-family: var(--font-en);
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.3);
}

/* ========================================
   16. Animations & Effects
   ======================================== */

/* --- ヒーロー順次表示 (エフェクト2) --- */
.hero-anim {
  opacity: 0;
  transform: translateY(24px);
  animation: heroFadeIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: calc(var(--anim-order, 0) * 0.15s + 0.2s);
}

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

/* --- スクロールフェードイン (エフェクト1) --- */
[data-animate] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- ヘッダー縮小 (エフェクト5) --- */
.site-header {
  transition: height var(--transition),
              box-shadow var(--transition),
              border-color var(--transition);
}

.site-header.is-scrolled {
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
}

.site-header.is-scrolled .site-header__inner {
  height: 56px;
  transition: height var(--transition);
}

.site-header.is-scrolled .site-header__logo-img {
  height: 17px;
  transition: height var(--transition);
}

/* --- サービスカードホバー強化 (エフェクト3) --- */
.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-text);
  transition: width 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.service-card:hover::before {
  width: 100%;
}

.service-card:hover .service-card__arrow {
  transform: translateX(4px);
}

/* --- prefers-reduced-motion 対応 --- */
@media (prefers-reduced-motion: reduce) {
  .hero-anim {
    opacity: 1;
    transform: none;
    animation: none;
  }
  [data-animate] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .site-header,
  .site-header .site-header__inner,
  .site-header .site-header__logo-img {
    transition: none;
  }
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 900px) {
  .container {
    padding: 0 24px;
  }

  .section {
    padding: var(--section-padding-sp);
  }

  .section-heading {
    margin-bottom: 40px;
  }

  .section-heading__ja {
    font-size: 24px;
  }

  .hide-sp {
    display: none;
  }

  .show-sp {
    display: inline;
  }

  /* Header SP */
  .site-header__inner {
    height: 60px;
  }

  .site-header__menu-toggle {
    display: block;
  }

  .site-header__nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 40px;
    gap: 0;
    z-index: 999;
  }

  .site-header__nav.is-open {
    display: flex;
  }

  .site-header__nav-list {
    flex-direction: column;
    gap: 0;
    align-items: flex-start;
    width: 100%;
    margin-bottom: 32px;
  }

  .site-header__nav-list li {
    width: 100%;
    border-bottom: 1px solid var(--color-border-light);
  }

  .site-header__nav-list a {
    display: block;
    padding: 20px 0;
    font-size: 16px;
  }

  .site-header__nav-list a::after {
    display: none;
  }

  .site-header__nav > .btn {
    width: 100%;
    justify-content: center;
  }

  /* Hero SP */
  .hero {
    padding: 120px 0 64px;
  }

  .hero__title {
    font-size: 28px;
  }

  .hero__inner {
    margin-bottom: 32px;
  }

  .hero__cta {
    flex-direction: column;
  }

  .hero__cta .btn {
    justify-content: center;
  }

  /* Services SP */
  .services__grid {
    grid-template-columns: 1fr;
  }

  .service-card__title {
    font-size: 20px;
  }

  .service-card__title br {
    display: none;
  }

  .service-card__label {
    display: none;
  }

  /* Main Service SP */
  .main-service__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* Reasons SP */
  .reasons__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .reason-card__number {
    font-size: 36px;
    margin-bottom: 16px;
  }

  /* Cases SP */
  .cases__grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* Main Service SP */
  .main-service__lead {
    font-size: 17px;
  }

  .main-service__steps li {
    flex-wrap: wrap;
  }

  .main-service__steps li span {
    display: block;
    width: 100%;
    padding-left: 30px;
  }

  /* Pricing SP */
  .pricing__cards {
    grid-template-columns: 1fr;
  }

  /* Message SP */
  .message__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .message__photo-img {
    width: 160px;
    height: 200px;
  }

  /* News SP */
  .news__grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  /* Final CTA SP */
  .final-cta {
    padding: 72px 0;
  }

  .final-cta__title {
    font-size: 24px;
  }

  .contact-form__grid {
    grid-template-columns: 1fr;
  }

  /* Stats SP */
  .stats {
    padding: 40px 0;
  }

  .stats__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .stats__number {
    font-size: 32px;
  }

  .stats__unit {
    font-size: 13px;
  }

  /* Flow SP */
  .flow__grid,
  .flow__grid--6 {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .flow__grid--6 .flow__step {
    border: none;
    padding: 24px 0;
    text-align: left;
    border-bottom: 1px solid var(--color-border-light);
  }

  .flow__grid--6 .flow__step:first-child {
    border-top: 1px solid var(--color-border-light);
  }

  .flow__step {
    text-align: left;
    padding: 24px 0;
    border-bottom: 1px solid var(--color-border-light);
  }

  .flow__step:first-child {
    border-top: 1px solid var(--color-border-light);
  }

  .flow__connector {
    display: none;
  }

  /* FAQ SP */
  .faq__answer {
    padding-left: 0;
  }

  /* Footer SP */
  .site-footer__main {
    flex-direction: column;
    gap: 40px;
  }

  .site-footer__nav {
    flex-direction: column;
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 24px;
  }

  .btn--large {
    font-size: 14px;
    padding: 16px 32px;
  }
}