/* ===================================================
   合同会社エムアッド - Main Stylesheet
   =================================================== */

/* ===== CSS Variables ===== */
:root {
  --primary: #1a3a5c;
  --primary-light: #2455a4;
  --primary-dark: #0d1f33;
  --accent: #d4943a;
  --accent-light: #f0b75a;
  --accent-dark: #b37620;
  --text-dark: #1a1a2e;
  --text-mid: #4a5568;
  --text-light: #718096;
  --bg-white: #ffffff;
  --bg-light: #f7f9fc;
  --bg-dark: #0d1f33;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.16);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;
  --font-sans: 'Noto Sans JP', sans-serif;
  --font-serif: 'Noto Serif JP', serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  color: var(--text-dark);
  background: var(--bg-white);
  line-height: 1.8;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ===== Container ===== */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-lg { padding: 18px 36px; font-size: 1.05rem; }
.btn-full { width: 100%; justify-content: center; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
  box-shadow: 0 4px 16px rgba(212, 148, 58, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 148, 58, 0.45);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.7);
}
.btn-outline:hover { background: rgba(255,255,255,0.15); }
.btn-white {
  background: #fff;
  color: var(--primary);
  font-weight: 700;
}
.btn-white:hover { background: var(--bg-light); }
.btn-nav {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
  padding: 10px 22px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 700;
}
.btn-nav:hover { box-shadow: 0 4px 12px rgba(212,148,58,0.4); transform: translateY(-1px); }

/* ===== Section Helpers ===== */
.section-header { text-align: center; margin-bottom: 60px; }
.section-header--light .section-label { color: var(--accent-light); }
.section-header--light .section-title { color: #fff; }
.section-label {
  display: inline-block;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-label--mixed {
  text-transform: none;
  letter-spacing: 0.1em;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 900;
  color: var(--text-dark);
  font-family: var(--font-serif);
  line-height: 1.4;
}
.title-deco {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  margin: 16px auto 0;
  border-radius: 2px;
}
.title-deco--light { background: linear-gradient(90deg, var(--accent-light), #fff3); }

/* ===== HEADER ===== */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}
#header.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  padding: 10px 0;
}
#header.scrolled .logo-main { color: var(--primary); }
#header.scrolled .logo-sub { color: var(--text-mid); }
#header.scrolled #global-nav a { color: var(--text-dark); }
#header.scrolled #global-nav a:hover { color: var(--accent); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo { display: flex; flex-direction: column; line-height: 1; }
.logo-main {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  color: #fff;
  font-family: var(--font-serif);
  transition: var(--transition);
}
.logo-sub {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.8);
  letter-spacing: 0.1em;
  margin-top: 2px;
  transition: var(--transition);
}

#global-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}
#global-nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
}
#global-nav a:hover { color: var(--accent-light); }

/* Hamburger */
#hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  z-index: 1100;
}
#hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}
#header.scrolled #hamburger span { background: var(--primary); }
#hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
#hamburger.open span:nth-child(2) { opacity: 0; }
#hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
#mobile-menu {
  position: fixed;
  top: 0; right: -320px;
  width: 300px; height: 100%;
  background: #fff;
  box-shadow: var(--shadow-lg);
  z-index: 1050;
  padding: 80px 32px 32px;
  transition: right 0.35s cubic-bezier(0.4,0,0.2,1);
}
#mobile-menu.open { right: 0; }
#mobile-menu ul { display: flex; flex-direction: column; gap: 4px; }
#mobile-menu a {
  display: block;
  padding: 14px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-dark);
  border-radius: var(--radius-sm);
  border-bottom: 1px solid var(--border);
}
#mobile-menu a:hover { color: var(--accent); background: var(--bg-light); }
#overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1040;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s;
}
#overlay.open { opacity: 1; pointer-events: all; }

/* ===== HERO ===== */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--primary-dark);
}
.hero-bg {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, #0d1f33 0%, #1a3a5c 50%, #2455a4 100%);
}
.hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 600px 500px at 70% 50%, rgba(36,85,164,0.3) 0%, transparent 70%),
    radial-gradient(ellipse 400px 300px at 20% 80%, rgba(212,148,58,0.15) 0%, transparent 60%);
}
.hero-particles {
  position: absolute; inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 10;
  padding-top: 100px;
  padding-bottom: 80px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-light);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
  background: rgba(212,148,58,0.15);
  padding: 8px 18px;
  border-radius: 50px;
  border: 1px solid rgba(212,148,58,0.3);
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 6vw, 4.8rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}
.hero-title em {
  font-style: normal;
  color: var(--accent-light);
  position: relative;
}
.hero-title em::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  border-radius: 2px;
}
.hero-lead {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.8);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 2;
}
.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}
.hero-badges {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.badge {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  padding: 12px 20px;
  border-radius: var(--radius-md);
}
.badge i { font-size: 1.2rem; color: var(--accent-light); }
.badge span { font-weight: 700; color: #fff; font-size: 0.95rem; }
.badge small { display: block; color: rgba(255,255,255,0.6); font-size: 0.72rem; }
.badge-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.2); }

.hero-scroll {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 10;
}
.hero-scroll span { font-size: 0.7rem; letter-spacing: 0.2em; color: rgba(255,255,255,0.5); }
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollDown 1.5s infinite;
}
@keyframes scrollDown {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===== PAIN ===== */
.section-pain {
  padding: 80px 0;
  background: var(--bg-light);
}
.section-pain .section-label {
  display: block;
  text-align: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 40px;
  letter-spacing: 0;
  text-transform: none;
}
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.pain-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
  transition: var(--transition);
}
.pain-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.pain-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, #f0f4f8, #e8eef8);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.pain-icon i { font-size: 1.3rem; color: var(--primary-light); }
.pain-card p { font-size: 0.9rem; font-weight: 700; color: var(--text-dark); line-height: 1.6; }
.pain-solution {
  text-align: center;
  position: relative;
}
.solution-arrow {
  width: 0; height: 0;
  border-left: 24px solid transparent;
  border-right: 24px solid transparent;
  border-top: 20px solid var(--bg-light);
  margin: 0 auto 20px;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.08));
}
.solution-text {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  padding: 20px 40px;
  border-radius: var(--radius-lg);
  font-size: 1.1rem;
  font-weight: 700;
  box-shadow: var(--shadow-md);
}
.solution-text strong { color: var(--accent-light); }

/* ===== ABOUT ===== */
.section-about {
  padding: 100px 0;
  background: #fff;
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-lead {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.8;
  margin-bottom: 20px;
  font-family: var(--font-serif);
}
.about-text p {
  color: var(--text-mid);
  margin-bottom: 16px;
  font-size: 0.95rem;
}
.about-features { margin-top: 28px; display: flex; flex-direction: column; gap: 12px; }
.feature-item {
  display: flex; align-items: center; gap: 12px;
  font-size: 0.9rem; font-weight: 600;
}
.feature-item i { color: var(--accent); font-size: 1rem; flex-shrink: 0; }

.about-card-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.about-stat-card {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.about-stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--accent); }
.stat-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
}
.stat-icon i { color: #fff; font-size: 1.1rem; }
.stat-num { font-size: 1.3rem; font-weight: 900; color: var(--primary); line-height: 1.2; }
.stat-desc { font-size: 0.75rem; color: var(--text-light); line-height: 1.5; margin-top: 4px; }

/* ===== STRENGTHS ===== */
.section-strengths {
  padding: 100px 0;
  background: linear-gradient(160deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
  position: relative;
  overflow: hidden;
}
.section-strengths::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 800px 600px at 80% 30%, rgba(36,85,164,0.4) 0%, transparent 70%),
    radial-gradient(ellipse 400px 400px at 10% 80%, rgba(212,148,58,0.1) 0%, transparent 60%);
}
.section-strengths .container { position: relative; z-index: 1; }

/* Philosophy */
.philosophy-block {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 72px;
  backdrop-filter: blur(4px);
}
.philosophy-icon {
  flex-shrink: 0;
  width: 72px; height: 72px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.philosophy-icon i { font-size: 1.8rem; color: #fff; }
.philosophy-text h3 {
  font-size: 1.2rem; font-weight: 700; color: #fff;
  margin-bottom: 12px; font-family: var(--font-serif);
}
.philosophy-text p { color: rgba(255,255,255,0.8); font-size: 0.95rem; }
.philosophy-text strong { color: var(--accent-light); }

/* Steps */
.steps-title {
  text-align: center; color: #fff;
  font-size: 1.2rem; font-weight: 700;
  margin-bottom: 36px;
}
.steps-grid {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-bottom: 80px;
}
.step-card {
  flex: 1;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  backdrop-filter: blur(4px);
  transition: var(--transition);
  position: relative;
}
.step-card:hover { background: rgba(255,255,255,0.13); transform: translateY(-4px); }
.step-num {
  font-size: 3rem; font-weight: 900;
  color: rgba(255,255,255,0.08);
  position: absolute; top: 12px; right: 16px;
  line-height: 1;
}
.step-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.step-icon i { font-size: 1.2rem; color: #fff; }
.step-card h4 { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 10px; }
.step-card p { font-size: 0.82rem; color: rgba(255,255,255,0.7); line-height: 1.7; }
.step-arrow {
  display: flex; align-items: center;
  color: rgba(255,255,255,0.3);
  font-size: 1rem;
  padding: 0 8px;
  flex-shrink: 0;
}

/* Domains */
.domains-title {
  text-align: center; color: #fff;
  font-size: 1.2rem; font-weight: 700;
  margin-bottom: 36px;
}
.domains-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.domain-card {
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.domain-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.domain-executing { background: linear-gradient(135deg, #4a1f6e, #6D317C); border: 1px solid rgba(109,49,124,0.5); }
.domain-influencing { background: linear-gradient(135deg, #b03a25, #D95B3F); border: 1px solid rgba(217,91,63,0.5); }
.domain-relationship { background: linear-gradient(135deg, #1a5490, #2B63A1); border: 1px solid rgba(43,99,161,0.5); }
.domain-thinking { background: linear-gradient(135deg, #1d5c35, #2A784A); border: 1px solid rgba(42,120,74,0.5); }
.domain-icon {
  width: 52px; height: 52px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 14px;
}
.domain-icon i { font-size: 1.2rem; color: #fff; }
.domain-card h4 { font-size: 0.95rem; font-weight: 700; color: #fff; margin-bottom: 8px; }
.domain-card > p { font-size: 0.75rem; color: rgba(255,255,255,0.7); margin-bottom: 16px; }
.domain-card ul { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; }
.domain-card ul li {
  font-size: 0.7rem;
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.9);
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 600;
}

/* ===== SERVICES ===== */
.section-services {
  padding: 100px 0;
  background: var(--bg-light);
}
.service-tabs {
  display: flex;
  justify-content: center;
  gap: 0;
  margin-bottom: 48px;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 6px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.tab-btn {
  flex: 1;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-light);
  transition: var(--transition);
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.tab-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  box-shadow: var(--shadow-md);
}
.tab-btn:hover:not(.active) { color: var(--primary); }

.tab-content { display: none; animation: fadeIn 0.4s ease; }
.tab-content.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.service-intro {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 40px;
  font-size: 1rem;
  color: var(--text-mid);
}

.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.service-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.service-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); border-color: var(--accent); }
.service-card-icon {
  width: 60px; height: 60px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.service-card-icon i { font-size: 1.4rem; color: #fff; }
.service-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--text-dark); margin-bottom: 12px; }
.service-card > p { font-size: 0.88rem; color: var(--text-mid); margin-bottom: 20px; line-height: 1.8; }
.service-points { display: flex; flex-direction: column; gap: 8px; }
.service-points li { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--text-mid); }
.service-points li i { color: var(--accent); font-size: 0.8rem; flex-shrink: 0; }

.service-cta { text-align: center; }

/* ===== FLOW ===== */
.section-flow { padding: 100px 0; background: #fff; }
.flow-steps {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
}
.flow-step {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  position: relative;
}
.flow-step-num {
  flex-shrink: 0;
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: 900;
  box-shadow: 0 4px 12px rgba(26,58,92,0.25);
  position: relative; z-index: 1;
}
.flow-step-body {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  flex: 1;
  border: 1px solid var(--border);
  transition: var(--transition);
  margin-bottom: 0;
}
.flow-step-body:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.flow-step-body h4 {
  font-size: 1rem; font-weight: 700;
  color: var(--text-dark); margin-bottom: 8px;
  display: flex; align-items: center; gap: 10px;
}
.flow-step-body h4 i { color: var(--accent); }
.flow-step-body p { font-size: 0.88rem; color: var(--text-mid); }
.flow-connector {
  width: 2px;
  height: 28px;
  background: linear-gradient(to bottom, var(--primary-light), var(--accent));
  margin: 0 0 0 25px;
  border-radius: 2px;
}
.flow-note {
  text-align: center;
  margin-top: 40px;
  font-size: 0.85rem;
  color: var(--text-light);
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.flow-note i { color: var(--primary-light); }

/* ===== PRICE ===== */
.section-price { padding: 100px 0; background: var(--bg-light); }
.price-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 800px;
  margin: 0 auto 36px;
  align-items: start;
}
.price-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 2px solid var(--border);
  transition: var(--transition);
  position: relative;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.price-card--featured {
  border-color: var(--accent);
  box-shadow: 0 8px 32px rgba(212,148,58,0.2);
}
.price-badge {
  position: absolute; top: 16px; right: 16px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
  font-size: 0.7rem; font-weight: 700;
  padding: 4px 12px; border-radius: 20px;
}
.price-card-header {
  padding: 36px 32px 24px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.price-card--featured .price-card-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
}
.price-card--featured .price-card-header h3,
.price-card--featured .price-subtitle { color: #fff; }
.price-icon {
  width: 60px; height: 60px;
  background: var(--bg-light);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.price-card--featured .price-icon { background: rgba(255,255,255,0.2); }
.price-icon i { font-size: 1.4rem; color: var(--primary); }
.price-card--featured .price-icon i { color: #fff; }
.price-card-header h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; }
.price-subtitle { font-size: 0.8rem; color: var(--text-light); }
.price-body { padding: 28px 32px; }
.price-main { margin-bottom: 24px; }
.price-num { font-size: 2.2rem; font-weight: 900; color: var(--primary); font-family: var(--font-serif); }
.price-unit { font-size: 0.8rem; color: var(--text-light); margin-left: 4px; }
.price-details {
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.price-details li { display: flex; align-items: center; gap: 10px; font-size: 0.85rem; color: var(--text-mid); }
.price-details li i { color: var(--primary-light); width: 16px; }
.price-includes { display: flex; flex-direction: column; gap: 8px; }
.price-includes li { display: flex; align-items: center; gap: 10px; font-size: 0.85rem; color: var(--text-mid); }
.price-includes li i { color: var(--accent); flex-shrink: 0; }
.price-card-footer { padding: 0 32px 28px; }
.price-note {
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.8;
}
.price-note i { color: var(--primary-light); margin-right: 6px; }

/* ===== PROFILE ===== */
.section-profile { padding: 100px 0; background: #fff; }
.profile-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 64px;
  align-items: start;
}
.profile-photo-area { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.profile-photo-wrap { position: relative; }
.profile-photo-placeholder {
  width: 220px; height: 220px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.profile-photo-placeholder i { font-size: 5rem; color: rgba(255,255,255,0.5); }
.profile-photo-deco {
  position: absolute; inset: -8px;
  border-radius: 50%;
  border: 2px dashed var(--accent);
  animation: rotateDeco 20s linear infinite;
}
@keyframes rotateDeco { to { transform: rotate(360deg); } }
.profile-cert {
  display: flex; align-items: center; gap: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 0.8rem; font-weight: 700;
  text-align: center; line-height: 1.5;
  box-shadow: var(--shadow-md);
}
.profile-cert i { font-size: 1.4rem; color: var(--accent-light); flex-shrink: 0; }

.profile-name-block { margin-bottom: 28px; }
.profile-name { font-size: 2rem; font-weight: 900; font-family: var(--font-serif); color: var(--text-dark); margin-bottom: 4px; }
.profile-name-en { font-size: 0.9rem; color: var(--text-light); letter-spacing: 0.1em; margin-bottom: 8px; }
.profile-role {
  display: inline-block;
  background: var(--bg-light);
  border: 1px solid var(--border);
  color: var(--primary);
  font-size: 0.8rem; font-weight: 700;
  padding: 4px 14px; border-radius: 20px;
}
.profile-body p { color: var(--text-mid); font-size: 0.95rem; margin-bottom: 14px; }
.profile-skills { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.skill-tag {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  color: var(--primary);
  font-size: 0.78rem; font-weight: 600;
  padding: 6px 14px; border-radius: 20px;
  transition: var(--transition);
}
.skill-tag:hover { background: var(--primary); color: #fff; }
.skill-tag i { font-size: 0.75rem; }

/* ===== WHY ===== */
.section-why {
  padding: 100px 0;
  background: linear-gradient(160deg, var(--primary-dark) 0%, var(--primary) 100%);
  position: relative;
  overflow: hidden;
}
.section-why::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 600px 400px at 50% 50%, rgba(36,85,164,0.3), transparent 70%);
}
.section-why .container { position: relative; z-index: 1; }
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.why-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 40px 28px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}
.why-card:hover { background: rgba(255,255,255,0.13); transform: translateY(-6px); }
.why-num {
  position: absolute; top: 16px; left: 20px;
  font-size: 2.5rem; font-weight: 900;
  color: rgba(255,255,255,0.05);
  line-height: 1;
}
.why-icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
}
.why-icon i { font-size: 1.5rem; color: #fff; }
.why-card h4 { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
.why-card p { font-size: 0.85rem; color: rgba(255,255,255,0.7); line-height: 1.8; }

/* ===== FAQ ===== */
.section-faq { padding: 100px 0; background: var(--bg-light); }
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow-md); }
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 22px 28px; gap: 16px;
  font-size: 0.9rem; font-weight: 700; color: var(--text-dark);
  text-align: left;
}
.faq-question span { display: flex; align-items: center; gap: 10px; }
.faq-question i.fa-question-circle { color: var(--primary-light); flex-shrink: 0; }
.faq-icon { flex-shrink: 0; color: var(--text-light); transition: var(--transition); }
.faq-item.open .faq-icon { transform: rotate(180deg); color: var(--accent); }
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.4,0,0.2,1);
}
.faq-answer p { padding: 0 28px 22px; font-size: 0.88rem; color: var(--text-mid); line-height: 1.8; }

/* ===== CONTACT ===== */
.section-contact {
  padding: 100px 0;
  background: linear-gradient(160deg, var(--primary-dark) 0%, var(--primary) 60%, #1a4080 100%);
  position: relative;
  overflow: hidden;
}
.section-contact::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 700px 500px at 80% 40%, rgba(36,85,164,0.3), transparent 70%);
}
.section-contact .container { position: relative; z-index: 1; }
.contact-lead {
  margin-top: 16px;
  color: rgba(255,255,255,0.7);
  font-size: 1rem;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 56px;
  align-items: start;
}
.contact-info h3 {
  font-size: 1rem; font-weight: 700; color: #fff;
  margin-bottom: 20px;
}
.contact-check-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.contact-check-list li {
  display: flex; align-items: center; gap: 12px;
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
}
.contact-check-list li i { color: var(--accent-light); flex-shrink: 0; }
.contact-note {
  display: flex; align-items: center; gap: 12px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}
.contact-note i { color: var(--accent-light); font-size: 1.2rem; flex-shrink: 0; }
.contact-note p { font-size: 0.82rem; color: rgba(255,255,255,0.7); }

/* Form */
.contact-form-area {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.form-group label {
  font-size: 0.82rem; font-weight: 700; color: var(--text-dark);
  display: flex; align-items: center; gap: 8px;
}
.required {
  background: linear-gradient(135deg, #e53e3e, #fc8181);
  color: #fff; font-size: 0.65rem; font-weight: 700;
  padding: 2px 6px; border-radius: 4px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem; font-family: var(--font-sans);
  color: var(--text-dark);
  background: var(--bg-light);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--primary-light); background: #fff; box-shadow: 0 0 0 3px rgba(36,85,164,0.1); }
.form-group input.error,
.form-group textarea.error { border-color: #e53e3e; }
.form-error { font-size: 0.75rem; color: #e53e3e; min-height: 1em; }
.form-group textarea { resize: vertical; min-height: 120px; }
.btn-submit { margin-top: 4px; }
.form-success {
  text-align: center;
  padding: 40px;
}
.form-success i { font-size: 3rem; color: #38a169; margin-bottom: 16px; display: block; }
.form-success h4 { font-size: 1.1rem; font-weight: 700; color: var(--text-dark); margin-bottom: 8px; }
.form-success p { font-size: 0.9rem; color: var(--text-mid); }

/* ===== FOOTER ===== */
#footer {
  background: var(--primary-dark);
  padding: 60px 0 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  flex-wrap: wrap;
}
.footer-logo .logo-main { color: #fff; font-size: 1.3rem; }
.footer-logo .logo-sub { color: rgba(255,255,255,0.5); }
.footer-tagline { margin-top: 12px; font-size: 0.82rem; color: rgba(255,255,255,0.5); }
.footer-nav ul { display: flex; flex-wrap: wrap; gap: 4px; }
.footer-nav a {
  font-size: 0.82rem; color: rgba(255,255,255,0.6);
  padding: 6px 12px; border-radius: var(--radius-sm);
}
.footer-nav a:hover { color: var(--accent-light); background: rgba(255,255,255,0.05); }
.footer-bottom {
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p { font-size: 0.75rem; color: rgba(255,255,255,0.35); }

/* ===== BACK TO TOP ===== */
#back-to-top {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  z-index: 900;
  opacity: 0; pointer-events: none;
  transform: translateY(12px);
  transition: var(--transition);
}
#back-to-top.visible { opacity: 1; pointer-events: all; transform: translateY(0); }
#back-to-top:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

/* ===== PARTICLE DOTS ===== */
.particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  animation: floatParticle linear infinite;
}
@keyframes floatParticle {
  0% { transform: translateY(0) rotate(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-100vh) rotate(360deg); opacity: 0; }
}

/* ===== SCROLL REVEAL ===== */
.reveal { opacity: 0; transform: translateY(32px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .domains-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); align-self: center; }
}

@media (max-width: 768px) {
  #global-nav { display: none; }
  #hamburger { display: flex; }

  .hero-title { font-size: 2.2rem; }
  .hero-cta-group { flex-direction: column; }
  .hero-badges { flex-direction: column; gap: 12px; }
  .badge-divider { width: 40px; height: 1px; }

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

  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-card-wrap { grid-template-columns: repeat(2, 1fr); }

  .service-cards { grid-template-columns: 1fr; }

  .profile-grid { grid-template-columns: 1fr; }
  .profile-photo-area { flex-direction: row; align-items: center; }

  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .contact-form-area { padding: 28px 24px; }
  .form-row { grid-template-columns: 1fr; }

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

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

  .footer-inner { flex-direction: column; gap: 24px; }
  .footer-nav ul { flex-direction: column; }

  .philosophy-block { flex-direction: column; }
  .domains-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .pain-grid { grid-template-columns: 1fr; }
  .about-card-wrap { grid-template-columns: 1fr; }
  .domains-grid { grid-template-columns: 1fr; }
  .service-tabs { flex-direction: column; }
  .profile-photo-area { flex-direction: column; }
}