/*
Theme Name: diipartner
Theme URI: https://diipartner.com
Author: diipartner
Author URI: https://diipartner.com
Description: diipartner 女性ドライバー運送サービスの企業サイト用 WordPressテーマ。柔らかく親しみのあるフェミニンなデザイン。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: diipartner
*/

/* ===== CSS VARIABLES ===== */
:root {
  --pink: #d46b9e;
  --pink-light: #e88eba;
  --pink-pale: #fdf2f7;
  --lavender: #b07cc6;
  --lavender-light: #c99ddb;
  --purple-deep: #6b3a7d;
  --cream: #fefaf6;
  --warm-bg: #faf7f4;
  --text: #4a3a42;
  --text-light: #8a7580;
  --text-soft: #a6919a;
  --white: #ffffff;
  --border: #ede0e6;
  --gradient-hero: linear-gradient(135deg, #f8e8f0 0%, #efe0f5 40%, #e8daf8 100%);
  --gradient-accent: linear-gradient(135deg, var(--pink) 0%, var(--lavender) 100%);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
  background: var(--cream);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

.en {
  font-family: 'Cormorant Garamond', serif;
}

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: background .4s, box-shadow .4s;
}

.site-header.scrolled {
  background: rgba(254, 250, 246, 0.95);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1300px;
  margin: 0 auto;
  padding: 18px 40px;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-img {
  height: 48px;
  width: auto;
  display: block;
  transition: opacity .3s;
}

.logo-text {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 600;
  font-size: 24px;
  letter-spacing: 1px;
  color: var(--pink);
}

.footer-logo-img {
  height: 40px;
  filter: brightness(0) invert(1);
  opacity: 0.7;
}

.footer-logo-img:hover {
  opacity: 1;
}

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  text-decoration: none;
  color: var(--text);
  font-family: 'Cormorant Garamond', serif;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 4px;
  transition: color .3s;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--gradient-accent);
  border-radius: 1px;
  transition: width .3s;
}

.main-nav a:hover {
  color: var(--pink);
}

.main-nav a:hover::after {
  width: 100%;
}

.nav-cta-btn {
  background: var(--gradient-accent);
  color: #fff !important;
  padding: 10px 28px;
  border-radius: 50px;
  font-size: 13px !important;
  letter-spacing: 1px;
  transition: opacity .3s, transform .3s;
  box-shadow: 0 4px 16px rgba(212, 107, 158, 0.25);
}

.nav-cta-btn::after {
  display: none !important;
}

.nav-cta-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  color: #fff !important;
}

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

.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: .3s;
  display: block;
  border-radius: 1px;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--gradient-hero);
}

.hero-deco {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.hero-deco .circle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
}

.hero-deco .circle-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--pink-light), transparent 70%);
  top: -10%;
  right: -8%;
  animation: floatSlow 8s ease-in-out infinite;
}

.hero-deco .circle-2 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, var(--lavender-light), transparent 70%);
  bottom: -5%;
  left: -5%;
  animation: floatSlow 10s ease-in-out infinite reverse;
}

.hero-deco .circle-3 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--pink), transparent 70%);
  top: 40%;
  left: 55%;
  opacity: 0.08;
  animation: floatSlow 12s ease-in-out infinite;
}

.hero-dots {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: radial-gradient(circle, var(--lavender) 1px, transparent 1px);
  background-size: 32px 32px;
  z-index: 0;
}

@keyframes floatSlow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(15px, -20px); }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1300px;
  width: 100%;
  margin: 0 auto;
  padding: 140px 40px 100px;
  text-align: center;
}

.hero-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: 14px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--lavender);
  margin-bottom: 28px;
  opacity: 0;
  animation: softUp .8s .3s forwards;
}

.hero-title {
  font-size: clamp(26px, 4vw, 46px);
  font-weight: 700;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 24px;
  opacity: 0;
  animation: softUp .8s .5s forwards;
}

.hero-title em {
  font-style: normal;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(14px, 1.4vw, 16px);
  line-height: 2;
  color: var(--text-light);
  max-width: 560px;
  margin: 0 auto 44px;
  font-weight: 300;
  opacity: 0;
  animation: softUp .8s .7s forwards;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gradient-accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.5px;
  padding: 16px 44px;
  border-radius: 50px;
  transition: all .3s;
  box-shadow: 0 6px 24px rgba(212, 107, 158, 0.3);
  opacity: 0;
  animation: softUp .8s .9s forwards;
}

.hero-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(212, 107, 158, 0.4);
}

.hero-cta svg {
  width: 16px;
  height: 16px;
  transition: transform .3s;
}

.hero-cta:hover svg {
  transform: translateX(4px);
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-soft);
  font-family: 'Cormorant Garamond', serif;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: fadeIn 1s 1.2s forwards;
  opacity: 0;
}

.scroll-line {
  width: 1px;
  height: 36px;
  background: linear-gradient(to bottom, var(--pink), transparent);
  animation: scrollPulse 2s infinite;
}

@keyframes softUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  to { opacity: 1; }
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ===== SECTION COMMON ===== */
.dp-section {
  padding: 110px 40px;
}

.section-inner {
  max-width: 1040px;
  margin: 0 auto;
}

.section-label {
  font-family: 'Cormorant Garamond', serif;
  font-size: 14px;
  letter-spacing: 4px;
  text-transform: uppercase;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
}

.section-heading {
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 700;
  line-height: 1.6;
  color: var(--text);
  margin-bottom: 20px;
}

.section-lead {
  font-size: 15px;
  line-height: 2.1;
  color: var(--text-light);
  max-width: 600px;
  font-weight: 300;
}

.section-divider {
  width: 48px;
  height: 2px;
  background: var(--gradient-accent);
  margin: 20px 0 0;
  border-radius: 1px;
}

.section-divider--center {
  margin: 20px auto 0;
}

/* ===== CONCEPT ===== */
.concept {
  background: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.concept::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-accent);
  opacity: 0.3;
}

.concept .section-lead {
  margin: 0 auto;
  max-width: 640px;
}

.concept-text {
  font-size: 15px;
  line-height: 2.2;
  color: var(--text-light);
  max-width: 640px;
  margin: 32px auto 0;
  font-weight: 300;
}

/* ===== SERVICE ===== */
.service {
  background: var(--cream);
}

.service-header {
  text-align: center;
  margin-bottom: 64px;
}

.service-header .section-lead {
  margin: 0 auto;
}

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

.service-card {
  background: var(--white);
  padding: 44px 32px;
  border-radius: 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform .3s, box-shadow .3s;
  border: 1px solid transparent;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(212, 107, 158, 0.08);
  border-color: var(--border);
}

.service-icon-wrap {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--pink-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  transition: background .3s;
}

.service-card:hover .service-icon-wrap {
  background: var(--gradient-accent);
}

.service-icon-wrap svg {
  width: 28px;
  height: 28px;
  stroke: var(--pink);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke .3s;
}

.service-card:hover .service-icon-wrap svg {
  stroke: #fff;
}

.service-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--text-soft);
  margin-bottom: 16px;
}

.service-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 14px;
  line-height: 1.5;
}

.service-card p {
  font-size: 13.5px;
  line-height: 2;
  color: var(--text-light);
  font-weight: 300;
}

/* ===== STRENGTH ===== */
.strength {
  background: var(--white);
  position: relative;
}

.strength-header {
  text-align: center;
  margin-bottom: 64px;
}

.strength-header .section-lead {
  margin: 0 auto;
}

.strength-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.strength-item {
  text-align: center;
  position: relative;
}

.strength-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 64px;
  font-weight: 300;
  line-height: 1;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.25;
  margin-bottom: 20px;
}

.strength-item h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 14px;
  line-height: 1.5;
}

.strength-item p {
  font-size: 13.5px;
  line-height: 2;
  color: var(--text-light);
  font-weight: 300;
}

.strength-line {
  width: 32px;
  height: 2px;
  background: var(--gradient-accent);
  margin: 0 auto 20px;
  border-radius: 1px;
}

/* ===== RECRUIT ===== */
.recruit {
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.recruit::before {
  content: '';
  position: absolute;
  top: 50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--pink-light), transparent 70%);
  opacity: 0.1;
  border-radius: 50%;
  transform: translateY(-50%);
}

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

.recruit-text {
  font-size: 15px;
  line-height: 2.2;
  color: var(--text-light);
  font-weight: 300;
  margin-top: 32px;
}

.recruit-cta {
  margin-top: 44px;
}

/* ===== COMPANY ===== */
.company {
  background: var(--cream);
}

.company-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.company-info {
  padding-top: 10px;
}

.company-table {
  width: 100%;
  margin-top: 36px;
  border-collapse: collapse;
}

.company-table tr {
  border-bottom: 1px solid var(--border);
}

.company-table tr:last-child {
  border-bottom: none;
}

.company-table th {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-soft);
  text-align: left;
  padding: 18px 20px 18px 0;
  vertical-align: top;
  white-space: nowrap;
  width: 100px;
}

.company-table td {
  font-size: 14px;
  padding: 18px 0;
  line-height: 1.7;
  color: var(--text);
}

.company-table a {
  color: var(--pink);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: border-color .3s;
}

.company-table a:hover {
  border-color: var(--pink);
}

.company-map {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
}

.company-map iframe {
  width: 100%;
  height: 380px;
  border: none;
  display: block;
}

/* ===== CONTACT BAR ===== */
.contact-bar {
  background: var(--gradient-accent);
  padding: 72px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact-bar::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.15), transparent 70%);
  border-radius: 50%;
}

.contact-bar h2 {
  font-size: clamp(18px, 2.5vw, 26px);
  color: #fff;
  font-weight: 600;
  margin-bottom: 10px;
  position: relative;
}

.contact-bar p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  margin-bottom: 32px;
  font-weight: 300;
  position: relative;
}

.contact-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  color: var(--pink);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  padding: 16px 44px;
  border-radius: 50px;
  transition: all .3s;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  position: relative;
}

.contact-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.contact-cta svg {
  width: 16px;
  height: 16px;
  transition: transform .3s;
}

.contact-cta:hover svg {
  transform: translateX(4px);
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--text);
  padding: 56px 40px 28px;
  color: rgba(255, 255, 255, 0.5);
}

.footer-inner {
  max-width: 1040px;
  margin: 0 auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: start;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 28px;
}

.footer-nav {
  display: flex;
  gap: 28px;
}

.footer-nav a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.5);
  font-family: 'Cormorant Garamond', serif;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  transition: color .3s;
}

.footer-nav a:hover {
  color: var(--pink-light);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copy {
  font-family: 'Cormorant Garamond', serif;
  font-size: 11px;
  letter-spacing: 1px;
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform .8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .service-grid,
  .strength-list {
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 480px;
    margin: 0 auto;
  }

  .company-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .dp-section {
    padding: 72px 24px;
  }

  .header-inner {
    padding: 14px 20px;
  }

  .logo-img {
    height: 38px;
  }

  .main-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(254, 250, 246, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;
    z-index: 999;
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    font-size: 16px;
  }

  .hamburger {
    display: flex;
  }

  .hero-content {
    padding: 120px 24px 80px;
  }

  .recruit-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .footer-top {
    flex-direction: column;
    gap: 20px;
  }

  .footer-nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }

  .contact-bar {
    padding: 56px 24px;
  }
}