/* ============================================================
   株式会社ピュアネス — GLOBAL NETWORK DESIGN
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Noto+Serif+JP:wght@400;700&family=Inter:wght@400;600;700;800;900&display=swap');

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

:root {
  /* ---- グローバルネットワーク3青 ---- */
  --blue1:    #040e28;   /* 深宇宙ネイビー   */
  --blue2:    #0b3287;   /* オーシャンブルー */
  --blue3:    #1e72e8;   /* スカイブルー     */

  /* ---- グラデーション ---- */
  --grad-full:   linear-gradient(135deg, #040e28 0%, #0b3287 55%, #1e72e8 100%);
  --grad-mid:    linear-gradient(135deg, #0b3287 0%, #1e72e8 100%);
  --grad-dark:   linear-gradient(135deg, #040e28 0%, #0b3287 100%);
  --grad-bright: linear-gradient(135deg, #1e72e8 0%, #5aacf9 100%);
  --grad-globe:  radial-gradient(ellipse 80% 80% at 50% 50%, #0d2e8a 0%, #040e28 100%);

  /* ---- アクセント（ネットワーク光） ---- */
  --cyan:   #00d4ff;
  --cyan2:  #7ee8fa;
  --glow:   0 0 20px rgba(0, 212, 255, 0.40);
  --glow-lg: 0 0 48px rgba(0, 212, 255, 0.30);

  /* ---- ニュートラル ---- */
  --white:    #ffffff;
  --gray-lt:  #eef2ff;
  --gray-mid: #d8dff0;
  --gray-dk:  #6b7a99;
  --text:     #0c1730;

  --radius: 8px;
  --shadow:    0 4px 24px rgba(4, 14, 40, 0.18);
  --shadow-lg: 0 16px 56px rgba(4, 14, 40, 0.30);
  --transition: 0.3s ease;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', 'Inter', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.8;
  font-size: 15px;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(4, 14, 40, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 212, 255, 0.15);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
  max-width: 1100px; margin: 0 auto; padding: 0 24px;
}

/* ロゴ */
.logo { display: flex; flex-direction: column; line-height: 1.2; gap: 2px; }
.logo-en {
  font-family: 'Inter', sans-serif;
  font-size: 18px; font-weight: 900;
  letter-spacing: 0.14em; text-transform: uppercase;
  background: linear-gradient(90deg, #ffffff 0%, var(--cyan2) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.logo-ja {
  font-size: 10px; letter-spacing: 0.14em;
  color: var(--cyan2);
  -webkit-text-fill-color: initial;
}

/* ナビ */
.nav-links { display: flex; gap: 6px; }
.nav-links a {
  font-family: 'Inter', sans-serif;
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.10em; text-transform: uppercase;
  color: rgba(255,255,255,0.70);
  padding: 8px 18px;
  border-radius: 30px;
  border: 1px solid transparent;
  transition: var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--cyan);
  background: rgba(0,212,255,0.10);
  border-color: rgba(0,212,255,0.35);
  text-shadow: 0 0 12px rgba(0,212,255,0.50);
}
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; background: none; border: none; padding: 4px;
}
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }

/* ============================================================
   NETWORK CANVAS (Hero背景アニメーション)
   ============================================================ */
.network-canvas {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.75;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  background: var(--blue1);
  overflow: hidden;
}

/* 多層グラデーション背景 */
.hero-bg-pattern {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 90% 70% at 75% 40%, rgba(30,114,232,0.28) 0%, transparent 60%),
    radial-gradient(ellipse 60% 90% at 10% 90%, rgba(11,50,135,0.60) 0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 50% 10%, rgba(0,212,255,0.10) 0%, transparent 50%),
    linear-gradient(160deg, #040e28 0%, #080f2e 50%, #040e28 100%);
  pointer-events: none;
}

/* 地球の経緯線をイメージしたグリッド */
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none; z-index: 1;
}

/* 地球儀の丸い光 */
.hero::after {
  content: '';
  position: absolute;
  right: -120px; top: 50%;
  transform: translateY(-50%);
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(11,50,135,0.50) 0%, rgba(30,114,232,0.20) 40%, transparent 70%);
  border: 1px solid rgba(0,212,255,0.08);
  pointer-events: none; z-index: 1;
  box-shadow: inset 0 0 80px rgba(0,212,255,0.06);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero-label {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: 'Inter', sans-serif;
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 28px;
  text-shadow: var(--glow);
}
.hero-label::before,
.hero-label::after {
  content: '';
  display: block; height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}
.hero-label::before { width: 32px; }
.hero-label::after  { width: 16px; opacity: 0.5; }

.hero h1 {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(34px, 5.2vw, 58px);
  font-weight: 700;
  color: var(--white);
  line-height: 1.38;
  margin-bottom: 28px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--cyan2) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 8px rgba(0,212,255,0.35));
}
.hero-desc {
  font-size: 15px;
  color: rgba(255,255,255,0.65);
  max-width: 540px; margin-bottom: 44px; line-height: 2;
}

.btn-group { display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 34px; border-radius: 40px;
  font-family: 'Inter', sans-serif;
  font-size: 13px; font-weight: 700; letter-spacing: 0.07em;
  transition: var(--transition); cursor: pointer;
  border: 1.5px solid transparent; position: relative; overflow: hidden;
}
.btn-primary {
  background: var(--grad-mid);
  color: var(--white);
  box-shadow: 0 4px 24px rgba(11,50,135,0.55), var(--glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(30,114,232,0.65), 0 0 32px rgba(0,212,255,0.30);
}
.btn-outline {
  background: rgba(0,212,255,0.05);
  color: var(--cyan);
  border-color: rgba(0,212,255,0.40);
}
.btn-outline:hover {
  background: rgba(0,212,255,0.12);
  border-color: var(--cyan);
  box-shadow: 0 0 24px rgba(0,212,255,0.25);
}

/* ============================================================
   PAGE HERO (下層ページ共通)
   ============================================================ */
.page-hero {
  padding: 158px 0 88px;
  background: var(--blue1);
  text-align: center;
  position: relative; overflow: hidden;
}
.page-hero .hero-bg-pattern {
  background:
    radial-gradient(ellipse 100% 120% at 50% 100%, rgba(30,114,232,0.22) 0%, transparent 65%),
    radial-gradient(ellipse 60% 60% at 80% 20%, rgba(0,212,255,0.08) 0%, transparent 50%),
    linear-gradient(160deg, #040e28 0%, #0a1d50 50%, #040e28 100%);
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.05) 1px, transparent 1px);
  background-size: 56px 56px; pointer-events: none;
}
/* 経線イメージの円 */
.page-hero::after {
  content: '';
  position: absolute;
  bottom: -200px; left: 50%; transform: translateX(-50%);
  width: 500px; height: 500px; border-radius: 50%;
  border: 1px solid rgba(0,212,255,0.08);
  pointer-events: none;
}
.page-hero-label {
  font-family: 'Inter', sans-serif;
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 16px;
  position: relative;
  display: inline-flex; align-items: center; gap: 12px;
  text-shadow: var(--glow);
}
.page-hero-label::before,
.page-hero-label::after {
  content: ''; display: block; width: 24px; height: 1px;
  background: var(--cyan); opacity: 0.7;
}
.page-hero h1 {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700; color: var(--white);
  position: relative;
}
.page-hero-desc {
  font-size: 14px; color: rgba(255,255,255,0.52);
  margin-top: 16px; position: relative;
  letter-spacing: 0.04em;
}

/* ============================================================
   SECTION 共通
   ============================================================ */
section { padding: 92px 0; }
.section-label {
  font-family: 'Inter', sans-serif;
  font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--blue3); font-weight: 700;
  margin-bottom: 12px;
  display: flex; align-items: center; gap: 10px;
}
.section-label::before {
  content: '';
  display: block; width: 28px; height: 2px;
  background: var(--grad-mid); border-radius: 1px;
}
.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(24px, 3.5vw, 38px); font-weight: 700;
  color: var(--blue1); line-height: 1.4; margin-bottom: 20px;
}
.section-desc { font-size: 15px; color: var(--gray-dk); max-width: 580px; line-height: 1.9; }
.section-divider {
  width: 48px; height: 3px;
  background: var(--grad-mid); border-radius: 2px;
  margin: 16px 0 40px;
}

/* ============================================================
   FEATURES
   ============================================================ */
.features-bg { background: var(--gray-lt); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px; margin-top: 56px;
}
.feature-card {
  background: var(--white);
  border-radius: 16px; padding: 36px 32px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative; overflow: hidden;
  border: 1px solid rgba(11,50,135,0.08);
}
.feature-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--grad-full);
  transform: scaleX(0); transform-origin: left;
  transition: var(--transition);
}
.feature-card::after {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 160px; height: 160px; border-radius: 50%;
  background: radial-gradient(circle, rgba(30,114,232,0.06), transparent 70%);
  pointer-events: none;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(30,114,232,0.20); }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
  width: 56px; height: 56px;
  background: var(--grad-dark);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px; font-size: 24px;
  box-shadow: 0 4px 16px rgba(4,14,40,0.30), 0 0 16px rgba(0,212,255,0.15);
}
.feature-card h3 { font-size: 17px; font-weight: 700; color: var(--blue1); margin-bottom: 10px; }
.feature-card p  { font-size: 14px; color: var(--gray-dk); line-height: 1.85; }

/* ============================================================
   NUMBERS (グローバル数値)
   ============================================================ */
.numbers-section {
  background: var(--blue1);
  padding: 80px 0;
  position: relative; overflow: hidden;
}
.numbers-section::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 80% at 50% 50%, rgba(11,50,135,0.60) 0%, transparent 80%),
    linear-gradient(135deg, #040e28, #0b3287 50%, #040e28);
}
.numbers-section::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.05) 1px, transparent 1px);
  background-size: 56px 56px;
}
.numbers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 24px; text-align: center; position: relative; z-index: 1;
}
.number-item { position: relative; }
.number-item::after {
  content: '';
  position: absolute;
  bottom: -12px; left: 50%; transform: translateX(-50%);
  width: 24px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}
.number-value {
  font-family: 'Inter', sans-serif;
  font-size: 54px; font-weight: 900;
  color: var(--white); line-height: 1;
  text-shadow: 0 0 32px rgba(0,212,255,0.40);
}
.number-value sup { font-size: 22px; }
.number-label { font-size: 13px; color: rgba(255,255,255,0.60); margin-top: 12px; letter-spacing: 0.10em; }

/* ============================================================
   SERVICES LIST
   ============================================================ */
.services-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px; margin-top: 56px;
}
.service-item {
  border: 1px solid var(--gray-mid);
  border-radius: 16px; padding: 32px 28px;
  transition: var(--transition);
  position: relative; overflow: hidden;
  background: #fff;
}
.service-item::before {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: var(--grad-full);
  transform: scaleX(0); transform-origin: left;
  transition: var(--transition);
}
.service-item:hover { box-shadow: var(--shadow-lg); border-color: rgba(30,114,232,0.25); transform: translateY(-4px); }
.service-item:hover::before { transform: scaleX(1); }
.service-num {
  font-family: 'Inter', sans-serif;
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.18em;
  background: var(--grad-mid);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; margin-bottom: 14px;
}
.service-item h3 { font-size: 18px; font-weight: 700; color: var(--blue1); margin-bottom: 12px; }
.service-item p  { font-size: 14px; color: var(--gray-dk); line-height: 1.85; }
.service-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.tag {
  font-size: 11px;
  background: #eef2ff; color: var(--blue2);
  padding: 4px 12px; border-radius: 20px; font-weight: 600;
  border: 1px solid rgba(11,50,135,0.14);
}

/* ============================================================
   CTA
   ============================================================ */
.cta-section {
  background: var(--blue1);
  padding: 96px 0; text-align: center;
  position: relative; overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 100% at 50% 100%, rgba(30,114,232,0.22) 0%, transparent 65%),
    linear-gradient(160deg, #040e28, #0b3287 50%, #040e28);
}
.cta-section::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
}
.cta-section h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(22px, 3vw, 34px);
  color: var(--white); margin-bottom: 16px; position: relative; z-index: 1;
}
.cta-section p {
  color: rgba(255,255,255,0.60); font-size: 14px;
  margin-bottom: 36px; position: relative; z-index: 1;
}
.cta-section .btn-primary {
  background: transparent;
  border: 1.5px solid rgba(0,212,255,0.55);
  color: var(--cyan);
  box-shadow: 0 0 28px rgba(0,212,255,0.20);
  position: relative; z-index: 1;
}
.cta-section .btn-primary:hover {
  background: rgba(0,212,255,0.10);
  border-color: var(--cyan);
  box-shadow: 0 0 48px rgba(0,212,255,0.35), var(--glow);
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px; align-items: center;
}
.about-visual {
  border-radius: 20px; overflow: hidden;
  aspect-ratio: 4/3; position: relative;
  background: var(--grad-full);
  box-shadow: var(--shadow-lg), 0 0 48px rgba(0,212,255,0.12);
}
.about-visual-inner {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
}
.about-visual-text {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px;
  color: rgba(255,255,255,0.65);
  text-align: center; line-height: 2.2; position: relative; z-index: 1;
}
.about-visual-circles { position: absolute; inset: 0; overflow: hidden; }
.circle { position: absolute; border-radius: 50%; border: 1px solid rgba(0,212,255,0.15); }
.c1 { width: 320px; height: 320px; top: -80px; right: -80px; animation: spin-slow 30s linear infinite; }
.c2 { width: 220px; height: 220px; bottom: -50px; left: -50px; background: rgba(0,212,255,0.05); border: none; }
.c3 { width: 180px; height: 180px; top: 50%; left: 50%; transform: translate(-50%,-50%); border: 1px solid rgba(0,212,255,0.25); animation: pulse-ring 4s ease-in-out infinite; }
@keyframes spin-slow { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes pulse-ring { 0%,100% { transform: translate(-50%,-50%) scale(1); opacity: 0.5; } 50% { transform: translate(-50%,-50%) scale(1.1); opacity: 1; } }

.philosophy-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; margin-top: 56px;
}
.philosophy-card {
  background: var(--white); border-radius: 16px;
  padding: 32px 24px; text-align: center;
  border: 1px solid rgba(11,50,135,0.10);
  transition: var(--transition);
  box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.philosophy-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: var(--grad-full);
  transform: scaleX(0); transition: var(--transition);
}
.philosophy-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.philosophy-card:hover::after { transform: scaleX(1); }
.philosophy-card .icon { font-size: 32px; margin-bottom: 16px; }
.philosophy-card h3 { font-size: 15px; font-weight: 700; color: var(--blue1); margin-bottom: 8px; }
.philosophy-card p  { font-size: 13px; color: var(--gray-dk); line-height: 1.75; }

/* ============================================================
   COMPANY TABLE
   ============================================================ */
.company-table {
  width: 100%; border-collapse: collapse; margin-top: 40px;
  border-radius: 12px; overflow: hidden; box-shadow: var(--shadow);
}
.company-table th, .company-table td {
  padding: 18px 24px; text-align: left;
  border-bottom: 1px solid var(--gray-mid);
  font-size: 14px; vertical-align: top;
}
.company-table th { width: 30%; font-weight: 700; color: var(--blue1); background: #eef2ff; font-size: 13px; }
.company-table td { color: var(--text); }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-wrap {
  display: grid; grid-template-columns: 1fr 1.6fr;
  gap: 56px; align-items: start;
}
.contact-info h3 { font-size: 20px; font-weight: 700; color: var(--blue1); margin-bottom: 16px; }
.contact-info p  { font-size: 14px; color: var(--gray-dk); line-height: 1.9; }
.contact-detail { margin-top: 32px; display: flex; flex-direction: column; gap: 16px; }
.contact-row { display: flex; gap: 12px; font-size: 14px; }
.contact-row-label { font-weight: 700; color: var(--blue1); min-width: 80px; }

.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 13px; font-weight: 700; color: var(--blue1); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 13px 16px;
  border: 1px solid var(--gray-mid);
  border-radius: var(--radius);
  font-family: inherit; font-size: 14px;
  color: var(--text); background: var(--white);
  transition: border-color var(--transition); outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue3);
  box-shadow: 0 0 0 3px rgba(30,114,232,0.10);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.required { color: #e84545; font-size: 11px; margin-left: 4px; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #030b1e;
  color: rgba(255,255,255,0.55);
  padding: 64px 0 28px;
  position: relative; overflow: hidden;
  border-top: 1px solid rgba(0,212,255,0.10);
}
.site-footer::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 48px 48px; pointer-events: none;
}
.footer-inner {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px; margin-bottom: 48px; position: relative;
}
.footer-brand .logo-en { font-size: 20px; }
.footer-brand p { font-size: 13px; margin-top: 14px; line-height: 1.8; color: rgba(255,255,255,0.38); }
.footer-col h4 {
  font-family: 'Inter', sans-serif;
  font-size: 11px; font-weight: 700; color: var(--white);
  letter-spacing: 0.16em; text-transform: uppercase; margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: 13px; color: rgba(255,255,255,0.45); transition: var(--transition); }
.footer-col ul a:hover { color: var(--cyan); text-shadow: 0 0 8px rgba(0,212,255,0.40); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px; text-align: center;
  font-size: 12px; color: rgba(255,255,255,0.28);
  position: relative;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .about-grid, .contact-wrap { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .philosophy-grid { grid-template-columns: 1fr; }
  .hero { padding: 120px 0 60px; min-height: auto; }
  section { padding: 60px 0; }
  .hero::after { display: none; }
}