/*
Theme Name: JA Strategic Advisory
Author: JA Strategic Advisory
Description: Thème custom one-page premium pour JA Strategic Advisory.
Version: 3.0
*/

:root {
  --ja-blue: #061b34;
  --ja-blue-deep: #031326;
  --ja-blue-soft: #0b2b52;
  --ja-blue-card: #0a2546;
  --ja-gold: #b9965b;
  --ja-gold-soft: rgba(185, 150, 91, 0.34);
  --ja-ivory: #f5efe5;
  --ja-ivory-2: #fbf8f2;
  --ja-white: #ffffff;
  --ja-muted: rgba(255, 255, 255, 0.68);
  --ja-muted-dark: #6c7280;
  --ja-text-dark: #102039;
  --ja-serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --ja-sans: "Inter", Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ja-blue-deep);
  color: var(--ja-white);
  font-family: var(--ja-sans);
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

::selection {
  background: var(--ja-gold);
  color: var(--ja-blue-deep);
}

/* HEADER */

.ja-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto 0;
  background: rgba(3, 19, 38, 0.34);
  border-bottom: 1px solid rgba(185, 150, 91, 0.18);
  backdrop-filter: blur(16px);
  transition: background 0.35s ease, border-color 0.35s ease;
}

.ja-header.ja-header-scrolled {
  background: rgba(3, 19, 38, 0.96);
  border-color: rgba(185, 150, 91, 0.34);
}

.ja-header-inner {
  width: min(1240px, calc(100% - 56px));
  height: 84px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ja-header-logo {
  display: flex;
  align-items: center;
  gap: 14px;
}

.ja-header-logo img {
  width: 48px;
  height: auto;
}

.ja-header-brand {
  font-family: var(--ja-serif);
  font-size: 18px;
  letter-spacing: 2.6px;
  text-transform: uppercase;
  color: var(--ja-white);
}

.ja-menu {
  display: flex;
  align-items: center;
  gap: 30px;
}

.ja-menu a {
  position: relative;
  font-size: 11px;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.76);
  transition: color 0.25s ease;
}

.ja-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -7px;
  width: 100%;
  height: 1px;
  background: var(--ja-gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.32s ease;
}

.ja-menu a:hover {
  color: var(--ja-white);
}

.ja-menu a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* GLOBAL */

.ja-container {
  width: min(1240px, calc(100% - 56px));
  margin: 0 auto;
}

.ja-section {
  position: relative;
  padding: 132px 0;
}

.ja-kicker {
  margin: 0 0 24px;
  color: var(--ja-gold);
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-weight: 500;
}

.ja-home-v3 h1,
.ja-home-v3 h2,
.ja-home-v3 h3 {
  font-family: var(--ja-serif);
  font-weight: 400;
  margin: 0;
}

.ja-home-v3 h1 {
  max-width: 920px;
  color: var(--ja-white);
  font-size: clamp(52px, 7vw, 104px);
  line-height: 0.88;
  letter-spacing: -3px;
}

.ja-home-v3 h2 {
  color: inherit;
  font-size: clamp(38px, 4.8vw, 72px);
  line-height: 0.96;
  letter-spacing: -1.8px;
}

.ja-home-v3 h3 {
  font-size: clamp(30px, 3vw, 44px);
  line-height: 1;
  letter-spacing: -0.8px;
}

.ja-home-v3 p {
  font-size: 16px;
  line-height: 1.85;
}

.ja-reveal {
  opacity: 0;
}

/* HERO V3 */

.ja-hero-v3 {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  background: var(--ja-blue-deep);
  display: flex;
  align-items: center;
  padding: 150px 0 96px;
}

.ja-hero-media {
  position: absolute;
  inset: 0;
  background-image: url("https://images.unsplash.com/photo-1618220179428-22790b461013?auto=format&fit=crop&w=2400&q=90");
  background-size: cover;
  background-position: center right;
  transform: scale(1.08);
  opacity: 0.95;
}

.ja-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 70% 22%, rgba(185, 150, 91, 0.16), transparent 27%),
    linear-gradient(90deg, rgba(3,19,38,0.98) 0%, rgba(6,27,52,0.94) 44%, rgba(6,27,52,0.62) 70%, rgba(6,27,52,0.28) 100%);
}

.ja-hero-filament {
  position: absolute;
  inset: auto 0 8% 0;
  height: 420px;
  background-image: url("assets/graphics/filament-lines.svg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  opacity: 0.95;
  pointer-events: none;
  mix-blend-mode: screen;
}

.ja-hero-v3::after {
  content: "";
  position: absolute;
  left: 56px;
  right: 56px;
  bottom: 54px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(185,150,91,.75), transparent);
}

.ja-hero-layout {
  position: relative;
  z-index: 2;
}

.ja-hero-content {
  max-width: 1000px;
}

.ja-hero-subtitle {
  max-width: 790px;
  margin: 36px 0 0;
  color: rgba(255,255,255,.76);
  font-size: 20px !important;
  line-height: 1.62 !important;
}

.ja-hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 1fr));
  max-width: 760px;
  margin-top: 48px;
  border-top: 1px solid rgba(185,150,91,.36);
  border-bottom: 1px solid rgba(185,150,91,.36);
}

.ja-hero-metrics div {
  padding: 22px 24px;
  border-right: 1px solid rgba(185,150,91,.28);
}

.ja-hero-metrics div:last-child {
  border-right: 0;
}

.ja-hero-metrics strong {
  display: block;
  font-family: var(--ja-serif);
  font-size: 36px;
  font-weight: 400;
  color: var(--ja-white);
  line-height: 1;
}

.ja-hero-metrics span {
  display: block;
  margin-top: 8px;
  font-size: 11px;
  letter-spacing: 1.3px;
  text-transform: uppercase;
  color: rgba(255,255,255,.62);
}

.ja-hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 30px;
  margin-top: 42px;
}

.ja-btn-primary,
.ja-btn-secondary {
  font-size: 11px;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  transition: all .28s ease;
}

.ja-btn-primary {
  border: 1px solid var(--ja-gold);
  padding: 15px 28px;
  color: var(--ja-white);
}

.ja-btn-primary:hover {
  background: var(--ja-gold);
  color: var(--ja-blue-deep);
}

.ja-btn-secondary {
  color: rgba(255,255,255,.82);
  border-bottom: 1px solid var(--ja-gold);
  padding-bottom: 8px;
}

.ja-btn-secondary:hover {
  color: var(--ja-gold);
}

/* SIGNATURE BAND */

.ja-signature-v3 {
  overflow: hidden;
  background: var(--ja-blue-deep);
  border-top: 1px solid var(--ja-gold-soft);
  border-bottom: 1px solid var(--ja-gold-soft);
  padding: 32px 0;
}

.ja-signature-track {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  white-space: nowrap;
  animation: jaSubtleDrift 18s ease-in-out infinite alternate;
}

.ja-signature-track span {
  font-family: var(--ja-serif);
  font-size: clamp(30px, 3.7vw, 54px);
  font-style: italic;
  color: var(--ja-white);
  opacity: .95;
}

.ja-signature-track i {
  width: 76px;
  height: 1px;
  background: var(--ja-gold);
}

@keyframes jaSubtleDrift {
  from { transform: translateX(-18px); }
  to { transform: translateX(18px); }
}

/* POSITIONING */

.ja-positioning-v3 {
  background:
    radial-gradient(circle at top right, rgba(185,150,91,.12), transparent 34%),
    var(--ja-ivory);
  color: var(--ja-text-dark);
}

.ja-editorial-layout {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 92px;
  align-items: start;
}

.ja-editorial-copy {
  border-left: 1px solid var(--ja-gold-soft);
  padding-left: 44px;
}

.ja-editorial-copy p {
  margin-top: 0;
  color: var(--ja-muted-dark);
  font-size: 17px;
}

/* PROOF / EXPERIENCE */

.ja-proof-v3 {
  background:
    linear-gradient(180deg, var(--ja-blue) 0%, var(--ja-blue-deep) 100%);
  overflow: hidden;
}

.ja-proof-v3::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("assets/graphics/ja-pattern.svg");
  background-size: 360px 360px;
  opacity: 0.35;
  pointer-events: none;
}

.ja-proof-header {
  position: relative;
  max-width: 900px;
  margin-bottom: 64px;
}

.ja-proof-header p:last-child {
  max-width: 760px;
  color: rgba(255,255,255,.72);
  font-size: 18px;
}

.ja-name-wall {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--ja-gold-soft);
  border-left: 1px solid var(--ja-gold-soft);
}

.ja-name-wall span {
  min-height: 94px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  border-right: 1px solid var(--ja-gold-soft);
  border-bottom: 1px solid var(--ja-gold-soft);
  font-family: var(--ja-serif);
  font-size: clamp(26px, 3vw, 42px);
  color: rgba(255,255,255,.88);
  transition: background .3s ease, color .3s ease, transform .3s ease;
}

.ja-name-wall span:hover {
  background: rgba(185,150,91,.12);
  color: var(--ja-white);
  transform: translateY(-4px);
}

.ja-proof-note {
  position: relative;
  margin-top: 28px;
  color: rgba(255,255,255,.52);
  font-size: 12px !important;
  letter-spacing: .4px;
}

/* EXPERTISE */

.ja-expertise-v3 {
  background: var(--ja-blue-deep);
}

.ja-section-heading {
  max-width: 900px;
  margin-bottom: 76px;
}

.ja-expertise-grid-v3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border: 1px solid var(--ja-gold-soft);
  background: var(--ja-gold-soft);
}

.ja-expertise-card-v3 {
  position: relative;
  min-height: 350px;
  padding: 38px;
  overflow: hidden;
  background: rgba(255,255,255,.035);
  transition: transform .35s ease, background .35s ease;
}

.ja-expertise-card-v3::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(185,150,91,.20), transparent 45%),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,.08), transparent 24%);
  opacity: 0;
  transition: opacity .35s ease;
}

.ja-expertise-card-v3:hover {
  transform: translateY(-8px);
  background: rgba(10,43,82,.92);
}

.ja-expertise-card-v3:hover::before {
  opacity: 1;
}

.ja-expertise-card-v3 img {
  position: relative;
  z-index: 2;
  width: 56px;
  height: 56px;
  margin-bottom: 34px;
  filter: brightness(1.12);
}

.ja-expertise-card-v3 span {
  position: absolute;
  top: 42px;
  right: 38px;
  color: var(--ja-gold);
  font-size: 12px;
  letter-spacing: 2px;
}

.ja-expertise-card-v3 h3,
.ja-expertise-card-v3 p {
  position: relative;
  z-index: 2;
}

.ja-expertise-card-v3 h3 {
  color: var(--ja-white);
}

.ja-expertise-card-v3 p {
  margin: 22px 0 0;
  max-height: 0;
  opacity: 0;
  transform: translateY(14px);
  overflow: hidden;
  color: rgba(255,255,255,.72);
  transition: all .35s ease;
}

.ja-expertise-card-v3:hover p {
  max-height: 180px;
  opacity: 1;
  transform: translateY(0);
}

/* SECTORS */

.ja-sectors-v3 {
  background: var(--ja-ivory);
  color: var(--ja-text-dark);
}

.ja-sector-layout {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 90px;
  align-items: start;
}

.ja-sector-intro {
  position: sticky;
  top: 130px;
}

.ja-sector-board {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.ja-sector-board span {
  position: relative;
  min-height: 70px;
  display: flex;
  align-items: center;
  padding: 18px 22px 18px 48px;
  border: 1px solid var(--ja-gold-soft);
  color: var(--ja-blue);
  font-size: 15px;
  font-weight: 600;
  background: rgba(255,255,255,.45);
  transition: all .28s ease;
}

.ja-sector-board span::before {
  content: "❦";
  position: absolute;
  left: 20px;
  color: var(--ja-gold);
  font-size: 13px;
}

.ja-sector-board span:hover {
  background: var(--ja-blue);
  color: var(--ja-white);
  transform: translateX(6px);
}

/* APPROACH */

.ja-approach-v3 {
  background:
    linear-gradient(180deg, var(--ja-blue-deep), var(--ja-blue));
}

.ja-approach-layout-v3 {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 110px;
  align-items: start;
}

.ja-approach-title {
  position: sticky;
  top: 140px;
}

.ja-approach-timeline {
  position: relative;
  display: grid;
  gap: 34px;
}

.ja-approach-timeline::before {
  content: "";
  position: absolute;
  left: 26px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: var(--ja-gold-soft);
}

.ja-approach-step-v3 {
  position: relative;
  margin-left: 64px;
  border: 1px solid var(--ja-gold-soft);
  background: rgba(255,255,255,.035);
  padding: 44px 42px;
  transition: transform .28s ease, background .28s ease;
}

.ja-approach-step-v3::before {
  content: "";
  position: absolute;
  left: -48px;
  top: 48px;
  width: 16px;
  height: 16px;
  border-radius: 99px;
  background: var(--ja-blue);
  border: 1px solid var(--ja-gold);
}

.ja-approach-step-v3:hover {
  transform: translateX(8px);
  background: rgba(185,150,91,.08);
}

.ja-approach-step-v3 span {
  display: block;
  margin-bottom: 28px;
  color: var(--ja-gold);
  font-size: 12px;
  letter-spacing: 2px;
}

.ja-approach-step-v3 h3 {
  color: var(--ja-white);
}

.ja-approach-step-v3 p {
  max-width: 580px;
  color: rgba(255,255,255,.7);
}

/* FOUNDER */

.ja-founder-v3 {
  background:
    radial-gradient(circle at 12% 20%, rgba(185,150,91,.12), transparent 28%),
    var(--ja-ivory);
  color: var(--ja-text-dark);
}

.ja-founder-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 92px;
  align-items: center;
}

.ja-founder-monogram {
  border: 1px solid var(--ja-gold-soft);
  background: rgba(255,255,255,.55);
  padding: 42px;
}

.ja-founder-copy {
  max-width: 820px;
}

.ja-founder-copy p:not(.ja-kicker) {
  margin-top: 26px;
  color: var(--ja-muted-dark);
  font-size: 17px;
}

/* FOOTER */

.ja-footer {
  background: var(--ja-blue-deep);
  border-top: 1px solid var(--ja-gold-soft);
  color: rgba(255,255,255,.62);
  padding: 34px 0;
  font-size: 13px;
}

.ja-footer-inner {
  width: min(1240px, calc(100% - 56px));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

/* RESPONSIVE */

@media (max-width: 1050px) {
  .ja-menu {
    gap: 18px;
  }

  .ja-editorial-layout,
  .ja-sector-layout,
  .ja-approach-layout-v3,
  .ja-founder-layout {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .ja-expertise-grid-v3,
  .ja-name-wall {
    grid-template-columns: repeat(2, 1fr);
  }

  .ja-sector-intro,
  .ja-approach-title {
    position: relative;
    top: auto;
  }
}

@media (max-width: 760px) {
  .ja-header-inner {
    height: auto;
    padding: 20px 0;
    flex-direction: column;
    gap: 18px;
  }

  .ja-menu {
    flex-wrap: wrap;
    justify-content: center;
  }

  .ja-container,
  .ja-header-inner,
  .ja-footer-inner {
    width: min(100% - 36px, 1240px);
  }

  .ja-section {
    padding: 86px 0;
  }

  .ja-hero-v3 {
    padding: 190px 0 90px;
  }

  .ja-home-v3 h1 {
    font-size: clamp(46px, 14vw, 66px);
  }

  .ja-hero-metrics,
  .ja-expertise-grid-v3,
  .ja-name-wall,
  .ja-sector-board {
    grid-template-columns: 1fr;
  }

  .ja-hero-metrics div {
    border-right: 0;
    border-bottom: 1px solid rgba(185,150,91,.24);
  }

  .ja-hero-metrics div:last-child {
    border-bottom: 0;
  }

  .ja-editorial-copy {
    border-left: 0;
    padding-left: 0;
  }

  .ja-signature-track {
    flex-direction: column;
  }

  .ja-signature-track i {
    width: 1px;
    height: 34px;
  }

  .ja-approach-step-v3 {
    margin-left: 42px;
  }

  .ja-footer-inner {
    flex-direction: column;
  }
}