/* =============================================
   ADVANCEMENT — style.css
   Modern Elegant Blue Consulting
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=Cormorant+SC:wght@300;400;600&family=Noto+Sans+JP:wght@300;400;500&display=swap');

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

:root {
  --ink:        #050912;
  --ink-mid:    #0c1530;
  --ink-light:  #132050;
  --blue:       #0050ff;
  --blue-bright:#2b7fff;
  --blue-glow:  #5599ff;
  --blue-pale:  rgba(0, 80, 255, 0.08);
  --sky:        #a8c8ff;

  --w100: rgba(255,255,255,1.00);
  --w70:  rgba(255,255,255,0.70);
  --w40:  rgba(255,255,255,0.40);
  --w15:  rgba(255,255,255,0.07);
  --w05:  rgba(255,255,255,0.04);

  --display: 'Cormorant Garamond', Georgia, serif;
  --caps:    'Cormorant SC', Georgia, serif;
  --body:    'Noto Sans JP', sans-serif;

  --ease:       cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in:    cubic-bezier(0.55, 0, 1, 0.45);
}

html {
  scroll-behavior: smooth;
  cursor: none;
  font-size: 16px;
}

body {
  background: var(--ink);
  color: var(--w100);
  font-family: var(--body);
  overflow-x: hidden;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; cursor: none; }
button { cursor: none; }
img, canvas { display: block; }

/* ─── GRAIN OVERLAY ─── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9000;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23g)'/%3E%3C/svg%3E");
  background-size: 200px;
}

/* ─── CURSOR ─── */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  will-change: left, top;
}

.cursor-dot {
  width: 5px; height: 5px;
  background: var(--w100);
  transition: transform .15s var(--ease);
}

.cursor-ring {
  width: 34px; height: 34px;
  border: 1px solid var(--w40);
  transition: width .35s var(--ease), height .35s var(--ease),
              border-color .35s, opacity .35s;
}

body.hov .cursor-ring {
  width: 52px; height: 52px;
  border-color: var(--blue-glow);
}

body.hov .cursor-dot {
  transform: translate(-50%, -50%) scale(0);
}

/* ─── CANVAS ─── */
#bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: .85;
  pointer-events: none;
}

/* ─── LOADER ─── */
#loader {
  position: fixed;
  inset: 0;
  z-index: 8000;
  background: #000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  transition: opacity .7s var(--ease), visibility .7s;
}

#loader.out {
  opacity: 0;
  visibility: hidden;
}

.loader-brand {
  font-family: var(--display);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 400;
  letter-spacing: .25em;
  color: #fff;
}

.loader-track {
  width: min(280px, 55vw);
  height: 1px;
  background: rgba(255,255,255,.1);
  position: relative;
}

.loader-fill {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--blue), var(--blue-glow));
  transition: width .06s linear;
}

.loader-pct {
  font-family: var(--caps);
  font-size: .72rem;
  letter-spacing: .18em;
  color: rgba(255,255,255,.3);
}

/* ─── HEADER ─── */
.header {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  z-index: 500;
  padding: 32px 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: padding .4s var(--ease), background .4s, border-color .4s;
  border-bottom: 1px solid transparent;
}

.header.sticky {
  padding-top: 18px;
  padding-bottom: 18px;
  background: rgba(5, 9, 18, .85);
  backdrop-filter: blur(24px);
  border-color: var(--w15);
}

.logo {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: .18em;
  font-style: normal;
}

.nav {
  display: flex;
  align-items: center;
  gap: 44px;
}

.nav-link {
  font-family: var(--caps);
  font-size: .75rem;
  font-weight: 400;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--w70);
  position: relative;
  transition: color .3s;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--blue-glow);
  transition: width .35s var(--ease);
}

.nav-link:hover { color: var(--w100); }
.nav-link:hover::after { width: 100%; }

.nav-cta {
  font-family: var(--caps);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  padding: 10px 26px;
  border: 1px solid var(--blue-bright);
  color: var(--blue-glow);
  position: relative;
  overflow: hidden;
  transition: color .3s, border-color .3s;
}

.nav-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--blue);
  transform: translateX(-101%);
  transition: transform .35s var(--ease);
}

.nav-cta:hover { color: #fff; border-color: var(--blue); }
.nav-cta:hover::before { transform: translateX(0); }
.nav-cta span { position: relative; z-index: 1; }

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 160px 60px 120px;
}

/* Grid lines */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,80,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,80,255,.05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 80% 80% at 60% 50%, black 0%, transparent 100%);
}

/* Glow orbs */
.orb-r {
  position: absolute;
  right: -15%;
  top: 50%;
  translate: 0 -50%;
  width: 75vw; height: 75vw;
  background: radial-gradient(circle, rgba(0,80,255,.16) 0%, rgba(43,127,255,.06) 45%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.orb-l {
  position: absolute;
  left: -10%; bottom: -20%;
  width: 38vw; height: 38vw;
  background: radial-gradient(circle, rgba(0,80,255,.08) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-body {
  position: relative;
  z-index: 2;
  max-width: 860px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 36px;
  opacity: 0;
  transform: translateY(16px);
  animation: fadeUp .8s var(--ease) .5s forwards;
}

.eyebrow-bar {
  width: 36px; height: 1px;
  background: var(--blue-glow);
}

.eyebrow-text {
  font-family: var(--caps);
  font-size: .7rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--blue-glow);
}

.hero-title {
  font-family: var(--display);
  font-size: clamp(4.2rem, 10.5vw, 9.5rem);
  font-weight: 300;
  line-height: .94;
  letter-spacing: -.01em;
  margin-bottom: 44px;
}

.tl { display: block; overflow: hidden; }

.ti {
  display: block;
  transform: translateY(110%);
  animation: slideUp 1.05s var(--ease) forwards;
}

.tl:nth-child(1) .ti { animation-delay: .55s; }
.tl:nth-child(2) .ti { animation-delay: .7s; }
.tl:nth-child(3) .ti { animation-delay: .85s; }

.t-ghost {
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.22);
  font-style: italic;
}

.t-blue { color: var(--blue-glow); }

.hero-desc {
  font-size: .97rem;
  color: var(--w70);
  max-width: 460px;
  line-height: 1.95;
  margin-bottom: 56px;
  opacity: 0;
  animation: fadeUp .8s var(--ease) 1.15s forwards;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp .8s var(--ease) 1.3s forwards;
}

.btn-fill {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 17px 38px;
  background: var(--blue);
  color: #fff;
  font-family: var(--caps);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
  transition: box-shadow .35s, transform .25s;
  box-shadow: 0 0 28px rgba(0,80,255,.45);
}

.btn-fill::after { content: '→'; transition: transform .3s; }
.btn-fill:hover { box-shadow: 0 0 52px rgba(0,80,255,.7); transform: translateY(-2px); }
.btn-fill:hover::after { transform: translateX(5px); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--caps);
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--w70);
  transition: color .3s;
}

.btn-ghost::before {
  content: '';
  display: inline-block;
  width: 22px; height: 1px;
  background: currentColor;
  transition: width .35s var(--ease);
}

.btn-ghost:hover { color: #fff; }
.btn-ghost:hover::before { width: 40px; }

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 52px; right: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  opacity: 0;
  animation: fadeIn 1s ease 2s forwards;
}

.sh-label {
  font-family: var(--caps);
  font-size: .6rem;
  letter-spacing: .25em;
  color: var(--w40);
  writing-mode: vertical-rl;
}

.sh-track {
  width: 1px; height: 68px;
  background: var(--w15);
  overflow: hidden;
  position: relative;
}

.sh-fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, var(--blue-glow), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ─── STATS BAND ─── */
.stats-band {
  position: relative;
  z-index: 2;
  background: rgba(12, 21, 48, .55);
  border-top: 1px solid var(--w15);
  border-bottom: 1px solid var(--w15);
  backdrop-filter: blur(24px);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--w15);
  gap: 1px;
}

.stat {
  background: var(--ink);
  padding: 44px 48px;
  transition: background .4s;
}

.stat:hover { background: rgba(0,80,255,.08); }

.stat-n {
  font-family: var(--display);
  font-size: clamp(2rem, 3.5vw, 3.8rem);
  font-weight: 300;
  line-height: 1;
  margin-bottom: 10px;
  white-space: nowrap;
}

.stat-n em { font-style: normal; color: var(--blue-glow); }

.stat-l {
  font-family: var(--caps);
  font-size: .66rem;
  letter-spacing: .18em;
  color: var(--w40);
  text-transform: uppercase;
}

/* ─── SECTION COMMONS ─── */
.section-wrap {
  position: relative;
  z-index: 2;
  padding: 150px 60px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--caps);
  font-size: .68rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--blue-glow);
  margin-bottom: 52px;
}

.tag-n {
  border: 1px solid currentColor;
  padding: 2px 9px;
  font-size: .6rem;
  opacity: .55;
}

.tag-bar { width: 28px; height: 1px; background: currentColor; }

/* ─── PHILOSOPHY ─── */
.philo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: start;
}

.philo-h {
  font-family: var(--display);
  font-size: clamp(3rem, 5.5vw, 5.8rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -.01em;
}

.philo-h em { font-style: italic; color: var(--blue-glow); }

.philo-vis {
  margin-top: 56px;
  aspect-ratio: 4/3;
  border: 1px solid var(--w15);
  position: relative;
  overflow: hidden;
}

.philo-vis-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--ink-mid) 0%, var(--ink) 100%);
}

.philo-vis-ring {
  position: absolute;
  top: 50%; left: 50%;
  translate: -50% -50%;
  width: 55%; aspect-ratio: 1;
  border: 1px solid rgba(0,80,255,.18);
  border-radius: 50%;
  box-shadow: inset 0 0 48px rgba(0,80,255,.1), 0 0 48px rgba(0,80,255,.08);
}

.philo-vis-cross::before,
.philo-vis-cross::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  translate: -50% -50%;
  background: linear-gradient(transparent, rgba(0,160,255,.3), transparent);
}

.philo-vis-cross::before { width: 1px; height: 45%; }
.philo-vis-cross::after  { width: 45%; height: 1px; }

.philo-vis-dot {
  position: absolute;
  top: 50%; left: 50%;
  translate: -50% -50%;
  width: 7px; height: 7px;
  background: var(--blue-glow);
  border-radius: 50%;
  box-shadow: 0 0 18px var(--blue-glow);
}

.philo-right { padding-top: 16px; }

.philo-p {
  font-size: .96rem;
  color: var(--w70);
  line-height: 1.95;
  margin-bottom: 28px;
}

.link-line {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--caps);
  font-size: .75rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--w70);
  transition: color .3s;
}

.link-line::before {
  content: '';
  display: inline-block;
  width: 22px; height: 1px;
  background: currentColor;
  transition: width .35s var(--ease);
}

.link-line:hover { color: var(--blue-glow); }
.link-line:hover::before { width: 40px; }

/* ─── SERVICES ─── */
.services-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 56px;
  gap: 40px;
  flex-wrap: wrap;
}

.services-h {
  font-family: var(--display);
  font-size: clamp(3rem, 5vw, 5rem);
  font-weight: 300;
  letter-spacing: -.01em;
}

.services-sub {
  font-family: var(--caps);
  font-size: .73rem;
  letter-spacing: .12em;
  color: var(--w70);
  max-width: 280px;
  line-height: 1.85;
  text-align: right;
}

.srv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.srv {
  border: 1px solid var(--w15);
  margin: -1px 0 0 -1px;
  padding: 60px 50px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: border-color .4s;
}

.srv::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,80,255,.1), transparent 60%);
  opacity: 0;
  transition: opacity .4s;
}

.srv:hover { border-color: rgba(0,80,255,.35); }
.srv:hover::before { opacity: 1; }

.srv-num {
  font-family: var(--caps);
  font-size: .62rem;
  letter-spacing: .25em;
  color: var(--blue-glow);
  margin-bottom: 36px;
}

.srv-icon {
  width: 44px; height: 44px;
  border: 1px solid rgba(0,160,255,.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--blue-glow);
  margin-bottom: 28px;
}

.srv h3 {
  font-family: var(--display);
  font-size: 1.75rem;
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 18px;
}

.srv p {
  font-size: .86rem;
  color: var(--w70);
  line-height: 1.85;
  flex-grow: 1;
}

.srv-foot {
  margin-top: 44px;
  font-family: var(--caps);
  font-size: .68rem;
  letter-spacing: .2em;
  color: var(--w40);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: color .3s;
}

.srv-foot::after { content: '→'; transition: transform .3s; }
.srv:hover .srv-foot { color: var(--blue-glow); }
.srv:hover .srv-foot::after { transform: translateX(6px); }

/* ─── NEWS ─── */
.news-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--w15);
}

.news-h {
  font-family: var(--display);
  font-size: 2.8rem;
  font-weight: 300;
}

.news-all {
  font-family: var(--caps);
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--w40);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: color .3s;
}

.news-all::after { content: '→'; }
.news-all:hover { color: var(--blue-glow); }

.news-list { list-style: none; }

.news-li { border-bottom: 1px solid var(--w15); }

.news-a {
  display: grid;
  grid-template-columns: 148px 96px 1fr 24px;
  align-items: center;
  gap: 24px;
  padding: 28px 0;
  transition: padding .3s var(--ease);
}

.news-a:hover { padding-left: 18px; }

.news-date {
  font-family: var(--caps);
  font-size: .76rem;
  letter-spacing: .06em;
  color: var(--w40);
}

.news-tag {
  font-family: var(--caps);
  font-size: .6rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 5px 12px;
  border: 1px solid var(--w15);
  color: var(--w40);
  text-align: center;
  white-space: nowrap;
}

.news-tag.press { border-color: rgba(0,160,255,.3); color: var(--blue-glow); }
.news-tag.event { border-color: rgba(120,80,255,.3); color: #a78bfa; }

.news-title { font-size: .93rem; font-weight: 500; line-height: 1.5; }

.news-arr {
  color: var(--w15);
  transition: color .3s, transform .3s;
}

.news-a:hover .news-arr { color: var(--blue-glow); transform: translateX(4px); }

/* ─── CONTACT ─── */
.contact-box {
  background: linear-gradient(140deg, rgba(0,40,160,.22) 0%, rgba(12,21,48,.45) 100%);
  border: 1px solid rgba(0,80,255,.25);
  padding: 100px;
  position: relative;
  overflow: hidden;
}

.contact-box::before {
  content: '';
  position: absolute;
  top: -40%; right: -15%;
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(0,80,255,.1) 0%, transparent 65%);
  pointer-events: none;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: start;
  position: relative;
  z-index: 1;
}

.contact-h {
  font-family: var(--display);
  font-size: clamp(2.8rem, 4.5vw, 5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -.01em;
  margin-bottom: 28px;
}

.contact-h em { font-style: italic; color: var(--blue-glow); }

.contact-desc {
  font-size: .93rem;
  color: var(--w70);
  line-height: 1.9;
}

/* Form */
.form {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field {
  border-bottom: 1px solid var(--w15);
  padding: 22px 0 8px;
  transition: border-color .3s;
}

.field:focus-within { border-color: var(--blue-glow); }

.field label {
  display: block;
  font-family: var(--caps);
  font-size: .62rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--w40);
  margin-bottom: 8px;
  transition: color .3s;
}

.field:focus-within label { color: var(--blue-glow); }

.field input,
.field textarea {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  font-family: var(--body);
  font-size: 1rem;
  padding: 0;
  resize: none;
}

.field textarea { min-height: 56px; }

.btn-submit {
  align-self: flex-start;
  margin-top: 40px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 18px 46px;
  background: var(--blue);
  color: #fff;
  border: none;
  font-family: var(--caps);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
  transition: box-shadow .35s, transform .25s;
  box-shadow: 0 0 28px rgba(0,80,255,.4);
}

.btn-submit:hover { box-shadow: 0 0 52px rgba(0,80,255,.65); transform: translateY(-2px); }

.btn-submit .arr { transition: transform .3s; }
.btn-submit:hover .arr { transform: translateX(5px); }

/* ─── FOOTER ─── */
.footer {
  position: relative;
  z-index: 2;
  background: rgba(5,9,18,.96);
  border-top: 1px solid var(--w15);
  padding: 80px 60px 40px;
}

.ft-top {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 80px;
  padding-bottom: 56px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--w15);
}

.ft-brand {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: .18em;
  margin-bottom: 14px;
}

.ft-tagline {
  font-size: .8rem;
  color: var(--w40);
  line-height: 1.8;
}

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

.ft-col h4 {
  font-family: var(--caps);
  font-size: .62rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--w40);
  margin-bottom: 20px;
}

.ft-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }

.ft-col a {
  font-size: .85rem;
  color: var(--w70);
  transition: color .3s;
}

.ft-col a:hover { color: var(--blue-glow); }

.ft-bot {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ft-copy {
  font-family: var(--display);
  font-size: .82rem;
  letter-spacing: .06em;
  color: var(--w40);
  font-weight: 300;
}

.ft-policy {
  display: flex;
  gap: 24px;
}

.ft-policy a {
  font-family: var(--display);
  font-size: .82rem;
  font-weight: 300;
  letter-spacing: .06em;
  color: var(--w40);
  transition: color .3s;
}

.ft-policy a:hover { color: #fff; }

/* ─── SCROLL REVEAL ─── */
.reveal {
  opacity: 0;
  transform: translateY(38px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}

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

.d1 { transition-delay: .1s; }
.d2 { transition-delay: .2s; }
.d3 { transition-delay: .3s; }
.d4 { transition-delay: .4s; }

/* ─── ANIMATIONS ─── */
@keyframes fadeUp   { to { opacity: 1; transform: translateY(0); } }
@keyframes slideUp  { to { transform: translateY(0); } }
@keyframes fadeIn   { to { opacity: .55; } }

@keyframes scrollPulse {
  0%   { transform: translateY(-100%); }
  50%  { transform: translateY(0); }
  100% { transform: translateY(100%); }
}

/* ─── LANG BUTTON ─── */
.lang-btn {
  font-family: var(--caps);
  font-size: .68rem;
  letter-spacing: .18em;
  background: transparent;
  border: 1px solid var(--w15);
  color: var(--w40);
  padding: 7px 14px;
  cursor: none;
  transition: color .3s, border-color .3s;
}
.lang-btn:hover { color: var(--blue-glow); border-color: rgba(0,80,255,.4); }

/* ─── HAMBURGER ─── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  padding: 8px;
  cursor: none;
  z-index: 600;
}
.nav-hamburger span {
  display: block;
  width: 22px; height: 1px;
  background: var(--w70);
  transition: transform .3s var(--ease), opacity .3s;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ─── MOBILE MENU ─── */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 400;
  background: rgba(5,9,18,.97);
  backdrop-filter: blur(24px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .4s var(--ease), visibility .4s;
}
.mobile-menu.open { opacity: 1; visibility: visible; }

.mm-link {
  font-family: var(--display);
  font-size: clamp(2rem, 8vw, 3rem);
  font-weight: 300;
  letter-spacing: .08em;
  color: var(--w70);
  transition: color .3s;
}
.mm-link:hover { color: var(--blue-glow); }

.mm-lang {
  font-family: var(--caps);
  font-size: .72rem;
  letter-spacing: .22em;
  background: transparent;
  border: 1px solid var(--w15);
  color: var(--w40);
  padding: 10px 24px;
  margin-top: 16px;
  cursor: none;
  transition: color .3s, border-color .3s;
}
.mm-lang:hover { color: var(--blue-glow); border-color: rgba(0,80,255,.4); }

/* ─── RESPONSIVE ─── */
@media (max-width: 1100px) {
  .header        { padding: 20px 28px; }
  .hero          { padding: 130px 28px 100px; }
  .section-wrap  { padding: 90px 28px; }
  .contact-box   { padding: 56px 36px; }
  .footer        { padding: 56px 28px 36px; }
  .stats-grid    { grid-template-columns: repeat(2, 1fr); }
  .philo-grid    { grid-template-columns: 1fr; gap: 52px; }
  .contact-grid  { grid-template-columns: 1fr; gap: 52px; }
  .ft-top        { grid-template-columns: 1fr; gap: 40px; }
  .ft-links      { grid-template-columns: repeat(2, 1fr); }
  .cred-grid     { grid-template-columns: repeat(2, 1fr); }
  .founder-grid  { grid-template-columns: 1fr; gap: 48px; }
}

@media (max-width: 800px) {
  /* Header */
  .nav .nav-link,
  .nav .nav-cta,
  .nav .lang-btn { display: none; }
  .nav-hamburger { display: flex; }

  /* Hero */
  .hero          { padding: 110px 20px 80px; }
  .hero-title    { font-size: clamp(2.8rem, 13vw, 5rem); }
  .hero-desc     { font-size: .9rem; }
  .scroll-hint   { display: none; }

  /* Sections */
  .section-wrap  { padding: 72px 20px; }
  .contact-box   { padding: 44px 24px; }
  .footer        { padding: 48px 20px 32px; }

  /* Grids */
  .stats-grid    { grid-template-columns: repeat(2, 1fr); }
  .srv-grid      { grid-template-columns: 1fr; }
  .cred-grid     { grid-template-columns: 1fr; }
  .ft-links      { grid-template-columns: 1fr; }
  .services-head { flex-direction: column; }
  .services-sub  { text-align: left; }

  /* Stats */
  .stat          { padding: 28px 20px; }
  .stat-n        { font-size: clamp(1.6rem, 7vw, 2.6rem); }

  /* News */
  .news-a        { grid-template-columns: 1fr auto; grid-template-rows: auto auto; gap: 6px; padding: 20px 0; }
  .news-date     { grid-column: 1; font-size: .68rem; }
  .news-tag      { grid-column: 2; grid-row: 1; }
  .news-title    { grid-column: 1 / 3; font-size: .88rem; }
  .news-arr      { display: none; }

  /* Contact */
  .contact-grid  { grid-template-columns: 1fr; gap: 40px; }
  .contact-h     { font-size: clamp(2.2rem, 8vw, 3.5rem); }

  /* Footer */
  .ft-top        { grid-template-columns: 1fr; gap: 32px; }
  .ft-bot        { flex-direction: column; gap: 16px; text-align: center; }

  /* Marquee */
  .marquee-track { animation-duration: 18s; }

  /* Canvas: reduce particle count on mobile via opacity */
  #bg { opacity: .45; }
}

@media (max-width: 480px) {
  .hero-title    { font-size: clamp(2.4rem, 14vw, 3.8rem); }
  .hero-cta      { flex-direction: column; align-items: flex-start; gap: 16px; }
  .btn-fill      { width: 100%; justify-content: center; }
  .stats-grid    { grid-template-columns: 1fr 1fr; }
  .srv           { padding: 40px 28px; }
  .cred-card     { padding: 36px 28px; }
  .contact-box   { padding: 36px 20px; }
  .founder-name  { font-size: clamp(2.2rem, 10vw, 3.5rem); }
}

/* ─── FOUNDER ─── */
.founder-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}

.founder-title-label {
  font-family: var(--caps);
  font-size: .68rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--blue-glow);
  margin-bottom: 20px;
}

.founder-name {
  font-family: var(--display);
  font-size: clamp(3rem, 5.5vw, 5.5rem);
  font-weight: 300;
  line-height: 1.0;
  letter-spacing: -.01em;
  margin-bottom: 48px;
}

.founder-name em {
  font-style: italic;
  color: var(--blue-glow);
}

.founder-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.f-tag {
  font-family: var(--caps);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: 8px 20px;
  border: 1px solid var(--w15);
  color: var(--w70);
  position: relative;
  overflow: hidden;
  transition: color .3s, border-color .3s;
}

.f-tag::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--blue-pale);
  transform: translateX(-101%);
  transition: transform .35s var(--ease);
}

.f-tag:hover { color: var(--blue-glow); border-color: rgba(0,80,255,.35); }
.f-tag:hover::before { transform: translateX(0); }

.founder-p {
  font-size: .96rem;
  color: var(--w70);
  line-height: 1.95;
  margin-bottom: 28px;
}

@media (max-width: 1100px) {
  .founder-grid { grid-template-columns: 1fr; gap: 52px; }
}

/* ─── MARQUEE ─── */
.marquee-wrap {
  position: relative;
  z-index: 2;
  overflow: hidden;
  border-top: 1px solid var(--w15);
  border-bottom: 1px solid var(--w15);
  padding: 18px 0;
  background: rgba(0,20,80,.12);
}

.marquee-track {
  display: flex;
  gap: 48px;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
  width: max-content;
}

.marquee-track span {
  font-family: var(--caps);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--w40);
}

.marquee-track .m-dot {
  color: var(--blue-glow);
  font-size: .45rem;
  letter-spacing: 0;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ─── CREDENTIALS ─── */
.cred-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--w15);
}

.cred-card {
  background: var(--ink);
  padding: 52px 44px;
  position: relative;
  overflow: hidden;
  transition: background .4s;
}

.cred-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,80,255,.09), transparent 60%);
  opacity: 0;
  transition: opacity .4s;
}

.cred-card:hover { background: rgba(0,20,60,.6); }
.cred-card:hover::before { opacity: 1; }

.cred-icon {
  font-family: var(--display);
  font-size: 4rem;
  font-weight: 300;
  color: rgba(0,80,255,.15);
  line-height: 1;
  margin-bottom: 28px;
  letter-spacing: -.02em;
}

.cred-h {
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 400;
  line-height: 1.25;
  margin-bottom: 16px;
}

.cred-p {
  font-size: .84rem;
  color: var(--w70);
  line-height: 1.9;
}

@media (max-width: 1100px) {
  .cred-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 800px) {
  .cred-grid { grid-template-columns: 1fr; }
}