/* ============================================
   wocasi LP — Clean × Modern
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --c-primary: #118CCF;
  --c-primary-dark: #0D6FAA;
  --c-primary-light: #E8F4FD;
  --c-purple: #6C5BAE;
  --c-teal: #00A0A0;
  --c-coral: #E07850;
  --c-text: #1A1A2E;
  --c-text-light: #64748B;
  --c-bg: #FFFFFF;
  --c-bg-alt: #F8FAFC;
  --c-border: #E2E8F0;
  --c-gradient-1: linear-gradient(135deg, #118CCF 0%, #6C5BAE 100%);
  --c-gradient-2: linear-gradient(135deg, #118CCF 0%, #00A0A0 100%);
  --font-ja: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  --font-en: "Inter", "Noto Sans JP", sans-serif;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --c-accent: #118CCF;
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --nav-height: 72px;
}

/* --- Reset & Base --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-ja);
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.8;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Animations --- */
.anim-fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}
.anim-fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.anim-delay-1 { transition-delay: 0.15s; }
.anim-delay-2 { transition-delay: 0.3s; }
.anim-delay-3 { transition-delay: 0.45s; }

/* ============================================
   Navigation
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: background 0.4s, box-shadow 0.4s, backdrop-filter 0.4s;
}

.nav.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--c-border);
}

.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo-img {
  height: 32px;
  width: auto;
  display: block;
  flex-shrink: 0;
  object-fit: contain;
  transition: opacity 0.3s;
}

.nav__logo-img:hover {
  opacity: 0.8;
}

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

.nav__links a {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--c-text-light);
  transition: color 0.3s;
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--c-primary);
  transition: width 0.3s var(--ease-out-expo);
}

.nav__links a:hover { color: var(--c-primary); }
.nav__links a:hover::after { width: 100%; }
.nav__links a.is-active { color: var(--c-primary); }
.nav__links a.is-active::after { width: 100%; }

.nav__cta {
  background: var(--c-gradient-1) !important;
  color: #fff !important;
  -webkit-text-fill-color: #fff !important;
  padding: 8px 20px !important;
  border-radius: 100px;
  font-weight: 600 !important;
  transition: transform 0.3s, box-shadow 0.3s !important;
}

.nav__cta::after { display: none !important; }
.nav__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(17, 140, 207, 0.3);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--c-text);
  transition: transform 0.3s, opacity 0.3s;
  border-radius: 2px;
}

.nav__hamburger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__hamburger.is-active span:nth-child(2) { opacity: 0; }
.nav__hamburger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-ja);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: 100px;
  transition: all 0.3s var(--ease-out-expo);
  cursor: pointer;
  border: none;
}

.btn--primary {
  background: var(--c-gradient-1);
  color: #fff;
  box-shadow: 0 4px 24px rgba(17, 140, 207, 0.25);
}
.btn--primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(17, 140, 207, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--c-primary);
  border: 1.5px solid var(--c-primary);
}
.btn--outline:hover {
  background: var(--c-primary);
  color: #fff;
  transform: translateY(-3px);
}

.btn--lg {
  padding: 18px 40px;
  font-size: 1.05rem;
}

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: calc(var(--nav-height) + 40px) 24px 80px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(17, 140, 207, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 140, 207, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 30%, transparent 100%);
}

.hero__gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  animation: float 20s ease-in-out infinite;
}

.hero__gradient-orb--1 {
  width: 500px;
  height: 500px;
  background: var(--c-primary);
  top: -10%;
  right: -5%;
  animation-delay: 0s;
}

.hero__gradient-orb--2 {
  width: 400px;
  height: 400px;
  background: var(--c-purple);
  bottom: -10%;
  left: -5%;
  animation-delay: -10s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
}

.hero__label {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--c-primary);
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero__title {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero__title-accent {
  background: var(--c-gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__sub {
  font-size: clamp(0.95rem, 1.5vw, 1.15rem);
  color: var(--c-text-light);
  line-height: 2;
  margin-bottom: 40px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero__scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 1;
}

.hero__scroll-indicator span {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--c-text-light);
  text-transform: uppercase;
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: var(--c-border);
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--c-primary);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { top: -100%; }
  50% { top: 0; }
  100% { top: 100%; }
}

/* ============================================
   Section Common
   ============================================ */
.section {
  padding: 120px 0;
}

.section:nth-child(odd) {
  background: var(--c-bg-alt);
}

.section__header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 64px;
}

.section__number {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--c-primary);
  letter-spacing: 0.05em;
}

.section__title {
  font-family: var(--font-en);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  position: relative;
}

.section__title::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--c-gradient-1);
  margin-top: 12px;
  border-radius: 3px;
}

/* ============================================
   Concept
   ============================================ */
.concept__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.concept__headline {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 24px;
}

.concept__headline-sub {
  display: block;
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--c-primary);
  letter-spacing: 0.1em;
  margin-top: 8px;
}

.concept__desc {
  font-size: 1rem;
  color: var(--c-text-light);
  line-height: 2.2;
}

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

.concept__value-card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 16px;
  padding: 28px 24px;
  transition: all 0.4s var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.concept__value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--c-gradient-1);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out-expo);
}

.concept__value-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
  border-color: transparent;
}

.concept__value-card:hover::before {
  transform: scaleX(1);
}

.concept__value-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 16px;
  color: var(--c-primary);
}

.concept__value-icon svg {
  width: 100%;
  height: 100%;
}

.concept__value-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.concept__value-card p {
  font-size: 0.8rem;
  color: var(--c-text-light);
  line-height: 1.6;
}

/* ============================================
   Service
   ============================================ */
.service__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service__card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 20px;
  padding: 40px 32px;
  position: relative;
  overflow: hidden;
  transition: all 0.5s var(--ease-out-expo);
}

.service__card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.08);
  border-color: transparent;
}

.service__card-number {
  font-family: var(--font-en);
  font-size: 4rem;
  font-weight: 800;
  color: var(--c-primary-light);
  line-height: 1;
  margin-bottom: 24px;
  transition: color 0.5s;
}

.service__card:hover .service__card-number {
  color: rgba(17, 140, 207, 0.15);
}

.service__card-visual {
  margin-bottom: 32px;
}

.service__card-icon-wrap {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--c-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.5s var(--ease-out-expo);
}

.service__card-icon-wrap svg {
  width: 36px;
  height: 36px;
  color: var(--c-primary);
  transition: color 0.5s;
}

.service__card:hover .service__card-icon-wrap {
  background: var(--c-primary);
  transform: scale(1.05);
}

.service__card:hover .service__card-icon-wrap svg {
  color: #fff;
}

.service__card-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.service__card-desc {
  font-size: 0.9rem;
  color: var(--c-text-light);
  line-height: 1.9;
  margin-bottom: 24px;
}

.service__card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service__card-tags li {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--c-primary);
  background: var(--c-primary-light);
  padding: 4px 12px;
  border-radius: 100px;
  transition: all 0.3s;
}

.service__card:hover .service__card-tags li {
  background: rgba(17, 140, 207, 0.12);
}

.service__card-hover-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--c-gradient-1);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-out-expo);
}

.service__card:hover .service__card-hover-line {
  transform: scaleX(1);
}

/* ============================================
   Numbers
   ============================================ */
.numbers {
  background: var(--c-text) !important;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.numbers::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(17, 140, 207, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(108, 91, 174, 0.15) 0%, transparent 50%);
}

.numbers .section__number { color: rgba(255, 255, 255, 0.4); }
.numbers .section__title { color: #fff; }
.numbers .section__title::after { background: rgba(255, 255, 255, 0.3); }

.numbers__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.numbers__item {
  padding: 32px 0;
}

.numbers__value {
  font-family: var(--font-en);
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1;
  background: var(--c-gradient-2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.numbers__unit {
  font-family: var(--font-en);
  font-size: 1.2rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  margin-left: 4px;
}

.numbers__label {
  display: block;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 12px;
  letter-spacing: 0.05em;
}

/* ============================================
   Works
   ============================================ */
.works__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.works__card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 20px;
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  transition: all 0.5s var(--ease-out-expo);
}

.works__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--c-gradient-1);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease-out-expo);
}

.works__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.07);
  border-color: transparent;
}

.works__card:hover::before {
  transform: scaleX(1);
}

.works__card-image {
  margin: -32px -32px 20px -32px;
  border-radius: var(--radius) var(--radius) 0 0;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.works__card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.works__card-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--c-primary);
  background: var(--c-primary-light);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.works__card-title {
  font-family: var(--font-en);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.works__card-client {
  font-size: 0.9rem;
  color: var(--c-text-light);
  margin-bottom: 16px;
}

.works__card-desc {
  font-size: 0.9rem;
  color: var(--c-text-light);
  line-height: 1.9;
  margin-bottom: 20px;
}

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

.works__card-meta li {
  font-size: 0.8rem;
  color: var(--c-text-light);
  background: var(--c-bg-alt);
  padding: 4px 12px;
  border-radius: 6px;
}

@media (max-width: 768px) {
  .works__grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .works__card {
    padding: 28px 24px;
  }
}

/* ============================================
   Company
   ============================================ */
.company__content {
  max-width: 800px;
}

.company__table {
  width: 100%;
  border-collapse: collapse;
}

.company__table tr {
  border-bottom: 1px solid var(--c-border);
  transition: background 0.3s;
}

.company__table tr:hover {
  background: var(--c-primary-light);
}

.company__table th,
.company__table td {
  padding: 20px 0;
  font-size: 0.95rem;
  text-align: left;
}

.company__table th {
  width: 180px;
  font-weight: 600;
  color: var(--c-text);
  vertical-align: top;
}

.company__table td {
  color: var(--c-text-light);
}

/* ============================================
   Message
   ============================================ */
.message__content {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 64px;
  align-items: start;
}

.message__photo-img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
  border-radius: 20px;
}

.message__photo-placeholder {
  width: 100%;
  aspect-ratio: 3 / 4;
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--c-text-light);
}

.message__photo-placeholder svg {
  width: 64px;
  height: 64px;
  opacity: 0.3;
}

.message__photo-placeholder span {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  opacity: 0.5;
}

.message__name {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--c-text-light);
  margin-bottom: 32px;
}

.message__name strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-text);
  margin-top: 4px;
}

.message__quote {
  border-left: 3px solid var(--c-primary);
  padding-left: 24px;
}

.message__quote p {
  font-size: 1rem;
  line-height: 2.2;
  color: var(--c-text-light);
  margin-bottom: 20px;
}

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

/* ============================================
   News
   ============================================ */
.news__list {
  max-width: 800px;
}

.news__item {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 24px 0;
  border: none;
  border-bottom: 1px solid var(--c-border);
  background: none;
  width: 100%;
  font-family: var(--font-ja);
  cursor: pointer;
  text-align: left;
  transition: all 0.3s var(--ease-out-expo);
}

.news__item:hover {
  padding-left: 12px;
}

.news__date {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--c-text-light);
  letter-spacing: 0.02em;
}

.news__tag {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--c-primary);
  background: var(--c-primary-light);
  padding: 3px 10px;
  border-radius: 100px;
}

.news__text {
  font-size: 0.95rem;
  color: var(--c-text);
}

.news__arrow {
  font-family: var(--font-en);
  color: var(--c-text-light);
  transition: transform 0.3s, color 0.3s;
}

.news__item:hover .news__arrow {
  transform: translateX(4px);
  color: var(--c-primary);
}

.news__item--hidden {
  display: none;
}

.news__more {
  display: block;
  width: 100%;
  padding: 20px 0;
  border: none;
  background: none;
  font-family: var(--font-en);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--c-text-light);
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: color 0.3s;
}

.news__more:hover {
  color: var(--c-primary);
}

/* ============================================
   Contact
   ============================================ */
.contact {
  background: var(--c-bg) !important;
}

.contact__inner {
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  border-radius: 32px;
  padding: 80px 64px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 64px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.contact__inner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(17, 140, 207, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.contact__title {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 900;
  line-height: 1.4;
  margin-bottom: 16px;
}

.contact__desc {
  font-size: 0.95rem;
  color: var(--c-text-light);
  line-height: 2;
}

.contact__actions {
  text-align: center;
}

.contact__email-info {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  font-family: var(--font-en);
  font-size: 0.9rem;
}
.contact__email-info a {
  color: var(--c-accent);
  text-decoration: none;
  letter-spacing: 0.02em;
}
.contact__email-info a:hover {
  text-decoration: underline;
}
.contact__email-info svg {
  color: var(--c-text-light);
  flex-shrink: 0;
}

/* Contact Form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}
.contact__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.contact__field label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--c-text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.contact__req {
  font-size: 0.7rem;
  font-weight: 600;
  color: #ef4444;
  background: rgba(239,68,68,0.1);
  padding: 2px 6px;
  border-radius: 4px;
}
.contact__field input,
.contact__field select,
.contact__field textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--c-border);
  border-radius: 8px;
  background: var(--c-bg);
  color: var(--c-text);
  font-size: 0.95rem;
  font-family: var(--font-ja);
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
}
.contact__field input:focus,
.contact__field select:focus,
.contact__field textarea:focus {
  border-color: var(--c-accent);
}
.contact__field input::placeholder,
.contact__field textarea::placeholder {
  color: var(--c-text-light);
  opacity: 0.5;
}
.contact__field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}
.contact__field textarea {
  resize: vertical;
  min-height: 120px;
}
.contact__submit {
  align-self: flex-start;
  margin-top: 8px;
  min-width: 200px;
}
.contact__submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.contact__result {
  padding: 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  line-height: 1.6;
}
.contact__result--ok {
  background: rgba(34,197,94,0.1);
  color: #22c55e;
  border: 1px solid rgba(34,197,94,0.2);
}
.contact__result--err {
  background: rgba(239,68,68,0.1);
  color: #ef4444;
  border: 1px solid rgba(239,68,68,0.2);
}

/* ============================================
   Modal
   ============================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s, visibility 0.4s;
}

.modal.is-open {
  pointer-events: auto;
  opacity: 1;
  visibility: visible;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}

.modal__container {
  position: relative;
  background: var(--c-bg);
  border-radius: 24px;
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  padding: 48px;
  box-shadow: 0 32px 64px rgba(0, 0, 0, 0.15);
  transform: translateY(24px) scale(0.97);
  transition: transform 0.4s var(--ease-out-expo);
}

.modal.is-open .modal__container {
  transform: translateY(0) scale(1);
}

.modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--c-text-light);
  transition: all 0.3s;
}

.modal__close:hover {
  background: var(--c-text);
  color: #fff;
  border-color: transparent;
}

.modal__image {
  margin: -48px -48px 24px;
  border-radius: 24px 24px 0 0;
  overflow: hidden;
}

.modal__image img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
}

.modal__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--c-primary);
  background: var(--c-primary-light);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
}

.modal__tag--event {
  color: var(--c-purple);
  background: rgba(108, 91, 174, 0.1);
}

.modal__date {
  display: block;
  font-family: var(--font-en);
  font-size: 0.8rem;
  color: var(--c-text-light);
  margin-bottom: 8px;
}

.modal__title {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 20px;
}

.modal__body {
  font-size: 0.95rem;
  color: var(--c-text-light);
  line-height: 2;
  margin-bottom: 24px;
}

.modal__details {
  list-style: none;
  border-top: 1px solid var(--c-border);
  padding-top: 20px;
}

.modal__details li {
  font-size: 0.9rem;
  color: var(--c-text-light);
  padding: 8px 0;
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
}

.modal__details li strong {
  color: var(--c-text);
  font-weight: 600;
  margin-right: 8px;
}

@media (max-width: 768px) {
  .modal__container {
    padding: 32px 24px;
    border-radius: 16px;
  }
  .modal__image {
    margin: -32px -24px 20px;
    border-radius: 16px 16px 0 0;
  }
  .modal__image img { height: 180px; }
  .modal__title { font-size: 1.25rem; }
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--c-text);
  color: rgba(255, 255, 255, 0.6);
  padding: 60px 0 40px;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 200px;
}

.footer__logo-img {
  width: 200px;
  height: auto;
  display: block;
  filter: brightness(0) invert(1);
  opacity: 0.9;
  transition: opacity 0.3s;
}

.footer__logo-img:hover {
  opacity: 1;
}

.footer__tagline {
  width: 100%;
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.5;
  margin-top: 4px;
  text-align: center;
}

.footer__nav {
  display: flex;
  gap: 32px;
}

.footer__nav a {
  font-family: var(--font-en);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  transition: color 0.3s;
}

.footer__nav a:hover { color: #fff; }

.footer__copy {
  font-size: 0.75rem;
  opacity: 0.4;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
  .concept__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .service__grid {
    grid-template-columns: 1fr 1fr;
  }
  .numbers__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .message__content {
    grid-template-columns: 220px 1fr;
    gap: 40px;
  }
  .contact__inner {
    grid-template-columns: 1fr;
    padding: 60px 40px;
  }
}

@media (max-width: 1024px) {
  :root { --nav-height: 60px; }

  .nav__hamburger { display: flex; }

  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    padding: 40px;
    transform: translateX(100%);
    transition: transform 0.4s var(--ease-out-expo);
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.1);
  }

  .nav__links::before {
    content: '';
    position: fixed;
    top: 0;
    right: 280px;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s;
  }

  .nav__links.is-open { transform: translateX(0); }
  .nav__links.is-open::before {
    opacity: 1;
    pointer-events: auto;
  }

  .nav__links a {
    font-size: 1rem;
    color: var(--c-text);
  }
}

@media (max-width: 768px) {
  .section { padding: 80px 0; }
  .section__header { margin-bottom: 40px; }

  .hero__title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
  }

  .service__grid { grid-template-columns: 1fr; }
  .service__card { padding: 32px 24px; }

  .numbers__grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

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

  .message__photo-placeholder {
    max-width: 240px;
    margin: 0 auto;
  }

  .message__text { text-align: left; }

  .news__item {
    grid-template-columns: auto 1fr auto;
    gap: 12px;
  }

  .news__tag { display: none; }

  .contact__inner { padding: 40px 24px; }

  .footer__nav { gap: 20px; flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
  .concept__values { grid-template-columns: 1fr; }
  .numbers__grid { grid-template-columns: 1fr 1fr; }
  .company__table th { width: 120px; }
}