/* ============================================================
   EPSILON ADVISORY — STYLE.CSS v3 (All Feedback Applied)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Tajawal:wght@300;400;500;700&display=swap');

@font-face {
  font-family: 'BW Modelica';
  src: local('BW Modelica'), local('BWModelica');
  font-weight: 100 900;
}

:root {
  --blue:        #0051a9;
  --blue-dark:   #003d80;
  --blue-light:  #e8f0fb;
  --grey:        #929496;
  --dark:        #3b4c62;
  --dark-2:      #2a3749;
  --black:       #1a1f2e;
  --white:       #ffffff;
  --off-white:   #f7f8fa;
  --border:      #e4e8ef;
  --font-main:   'BW Modelica', 'Inter', system-ui, sans-serif;
  --font-ar:     'Tajawal', system-ui, sans-serif;
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-pill: 100px;
  --shadow-xs:   0 1px 4px rgba(0,0,0,.06);
  --shadow-sm:   0 4px 16px rgba(0,0,0,.08);
  --shadow-md:   0 8px 32px rgba(0,0,0,.10);
  --shadow-lg:   0 16px 48px rgba(0,0,0,.14);
  --shadow-blue: 0 8px 28px rgba(0,81,169,.22);
  --transition:  0.28s cubic-bezier(.4,0,.2,1);
  --transition-slow: 0.5s cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-main); color: var(--dark); background: var(--white); line-height: 1.7; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 32px; }
section { padding: 96px 0; }

h1 { font-size: clamp(2.2rem, 4.5vw, 3.4rem); font-weight: 700; line-height: 1.15; color: var(--black); letter-spacing: -0.02em; }
h1 span { color: var(--blue); }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 700; line-height: 1.2; color: var(--dark); letter-spacing: -0.01em; }
h3 { font-size: 1.15rem; font-weight: 700; color: var(--dark); line-height: 1.3; }
h4 { font-size: 1rem; font-weight: 700; color: var(--dark); }
p  { font-size: .97rem; color: #5a6a7e; line-height: 1.75; }

.eyebrow { display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--blue); margin-bottom: 14px; padding: 5px 14px; background: var(--blue-light); border-radius: var(--radius-pill); }

.section-header { margin-bottom: 56px; }
.section-header.centered { text-align: center; }
.section-header h2 { margin-bottom: 16px; }
.section-intro { font-size: 1.05rem; color: #6b7a8d; max-width: 640px; margin-top: 12px; }
.section-header.centered .section-intro { margin: 12px auto 0; }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .65s cubic-bezier(.4,0,.2,1), transform .65s cubic-bezier(.4,0,.2,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 28px; border-radius: var(--radius-pill); font-size: .9rem; font-weight: 600; letter-spacing: .01em; transition: all var(--transition); white-space: nowrap; }
.btn-primary { background: var(--blue); color: var(--white); box-shadow: var(--shadow-blue); }
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-2px); box-shadow: 0 12px 36px rgba(0,81,169,.32); }
.btn-secondary { background: transparent; color: var(--dark); border: 1.5px solid var(--border); }
.btn-secondary:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-2px); background: var(--blue-light); }

.lang-switch { display: inline-flex; align-items: center; gap: 6px; font-size: .82rem; font-weight: 600; color: var(--grey); padding: 7px 14px; border-radius: var(--radius-pill); border: 1.5px solid var(--border); transition: all var(--transition); }
.lang-switch:hover { color: var(--blue); border-color: var(--blue); background: var(--blue-light); }

/* MOBILE NAV */
.mobile-nav { position: fixed; inset: 0; background: var(--dark-2); z-index: 999; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 28px; opacity: 0; pointer-events: none; transition: opacity var(--transition); }
.mobile-nav.open { opacity: 1; pointer-events: all; }
.mobile-nav a { font-size: 1.3rem; font-weight: 600; color: var(--white); transition: color var(--transition); }
.mobile-nav a:hover { color: var(--blue); }

/* HEADER */
header { position: fixed; top: 0; left: 0; right: 0; z-index: 900; padding: 20px 0; transition: all var(--transition); background: transparent; }
header.scrolled { background: rgba(255,255,255,.96); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 2px 24px rgba(0,0,0,.08); padding: 14px 0; }
.header-inner { display: flex; align-items: center; gap: 32px; }
.logo img { height: 32px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.nav-links a { font-size: .88rem; font-weight: 500; color: var(--dark); transition: color var(--transition); position: relative; }
.nav-links a::after { content: ''; position: absolute; bottom: -3px; left: 0; right: 0; height: 2px; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform var(--transition); }
.nav-links a:hover { color: var(--blue); }
.nav-links a:hover::after { transform: scaleX(1); }
.header-actions { display: flex; align-items: center; gap: 16px; margin-left: 16px; }
.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; margin-left: auto; }
.menu-toggle span { display: block; width: 22px; height: 2px; background: var(--dark); transition: all var(--transition); border-radius: 2px; }
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* HERO */
#hero {
  padding-top: 140px; padding-bottom: 96px; overflow: hidden;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(0,81,169,.06) 0%, transparent 70%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230051a9' fill-opacity='0.025'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"),
    var(--white);
}
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.hero-content { padding-right: 24px; }
.hero-content .eyebrow { margin-bottom: 20px; }
.hero-content h1 { margin-bottom: 20px; }
.hero-subheadline { font-size: 1.1rem; font-weight: 500; color: var(--dark); margin-bottom: 16px; line-height: 1.65; }
.hero-body { font-size: .95rem; color: #6b7a8d; margin-bottom: 36px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 28px; }
.hero-trust { font-size: .82rem; color: var(--grey); border-left: 3px solid var(--blue); padding-left: 14px; line-height: 1.5; }

.hero-visual { position: relative; display: flex; justify-content: center; }
.hero-image-frame { position: relative; width: 100%; max-width: 520px; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 4/3; }
.hero-image-frame img { width: 100%; height: 100%; object-fit: cover; object-position: center center; transition: transform var(--transition-slow); }
.hero-image-frame:hover img { transform: scale(1.03); }
.hero-image-frame::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(0,20,50,.18) 100%); pointer-events: none; }

.hero-badge { position: absolute; background: var(--white); border-radius: var(--radius-md); padding: 12px 18px; box-shadow: var(--shadow-md); border: 1px solid var(--border); min-width: 150px; }
.hero-badge-1 { top: 60px; left: -28px; }
.hero-badge-2 { bottom: 80px; left: -28px; }
.badge-label { font-size: .68rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--grey); margin-bottom: 4px; }
.badge-value { font-size: .9rem; font-weight: 700; color: var(--dark); }
.badge-value span { color: var(--blue); }

/* POSITIONING STRIP */
#positioning {
  padding: 0;
  background: var(--dark-2);
}
.positioning-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.positioning-item { padding: 52px 40px; border-right: 1px solid rgba(255,255,255,.08); transition: all var(--transition); position: relative; overflow: hidden; cursor: default; }
.positioning-item:last-child { border-right: none; }
.positioning-item::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,81,169,.25) 0%, transparent 70%); opacity: 0; transition: opacity var(--transition); }
.positioning-item::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform .4s cubic-bezier(.4,0,.2,1); }
.positioning-item:hover::before { opacity: 1; }
.positioning-item:hover::after { transform: scaleX(1); }
.positioning-item:hover { transform: translateY(-4px); }
.positioning-icon { width: 36px; height: 36px; stroke: #7eb3e8; margin-bottom: 20px; transition: stroke var(--transition), transform var(--transition); }
.positioning-item:hover .positioning-icon { stroke: #a8d0ff; transform: scale(1.1); }
.positioning-item h4 { font-size: .95rem; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.positioning-item p { font-size: .85rem; color: rgba(255,255,255,.6); line-height: 1.65; }

/* ABOUT */
#about {
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.025'/%3E%3C/svg%3E"),
    #f5f7fa;
}
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.about-visual { position: relative; }
.about-visual::before { content: ''; position: absolute; top: 20px; right: -20px; bottom: -20px; left: 20px; background: var(--blue-light); border-radius: var(--radius-lg); z-index: 0; }
.about-image-frame { position: relative; z-index: 1; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); aspect-ratio: 4/5; }
.about-image-frame img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.about-image-frame:hover img { transform: scale(1.04); }
.about-content { display: flex; flex-direction: column; justify-content: center; }
.about-content h2 { margin-bottom: 24px; }
.about-content p { margin-bottom: 16px; }
.about-content p:last-of-type { margin-bottom: 0; }

/* SERVICES */
#services {
  background:
    radial-gradient(circle at 1px 1px, rgba(0,81,169,.07) 1px, transparent 0),
    var(--white);
  background-size: 28px 28px, auto;
}
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.service-card { background: var(--white); border-radius: var(--radius-md); padding: 36px; box-shadow: var(--shadow-sm); border: 1px solid var(--border); transition: all var(--transition); position: relative; overflow: hidden; }
.service-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--blue), var(--dark)); transform: scaleX(0); transform-origin: left; transition: transform .4s cubic-bezier(.4,0,.2,1); }
.service-card:hover { box-shadow: var(--shadow-md); transform: translateY(-5px); border-color: transparent; }
.service-card:hover::before { transform: scaleX(1); }
.service-card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 14px; }
.service-card-top h3 { font-size: 1.1rem; color: var(--dark); flex: 1; }
.service-icon { width: 44px; height: 44px; background: var(--blue-light); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: all var(--transition); }
.service-icon svg { stroke: var(--blue); }
.service-card:hover .service-icon { background: var(--blue); }
.service-card:hover .service-icon svg { stroke: var(--white); }
.service-desc { font-size: .9rem; color: var(--grey); margin-bottom: 16px; font-style: italic; border-left: 3px solid var(--blue-light); padding-left: 12px; }
.service-details p { font-size: .88rem; color: #6b7a8d; line-height: 1.7; }
.service-details strong { color: var(--dark); font-weight: 600; }

/* WHO WE SERVE */
#who-we-serve {
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E"),
    #f0f4f9;
}
.segments-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.segments-grid--5 { grid-template-columns: repeat(5, 1fr); gap: 20px; }
.segments-grid--5 .segment-card { padding: 28px 20px; }
.segments-grid--5 .segment-icon { width: 44px; height: 44px; margin-bottom: 16px; }
.segments-grid--5 .segment-card h4 { font-size: .9rem; }
.segments-grid--5 .segment-card p { font-size: .82rem; }
.segment-card { background: var(--white); border-radius: var(--radius-md); padding: 36px 28px; box-shadow: var(--shadow-xs); border: 1px solid var(--border); transition: all var(--transition); position: relative; overflow: hidden; cursor: default; }
.segment-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, var(--blue) 0%, var(--dark) 100%); opacity: 0; transition: opacity .35s ease; z-index: 0; }
.segment-card::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform .4s cubic-bezier(.4,0,.2,1); z-index: 1; }
.segment-card > * { position: relative; z-index: 2; }
.segment-card:hover { transform: translateY(-8px) scale(1.02); box-shadow: var(--shadow-lg); border-color: transparent; }
.segment-card:hover::before { opacity: 1; }
.segment-card:hover::after { transform: scaleX(1); }
.segment-card:hover .segment-icon { background: rgba(255,255,255,.18); }
.segment-card:hover .segment-icon svg { stroke: var(--white); }
.segment-card:hover h4 { color: var(--white); }
.segment-card:hover p { color: rgba(255,255,255,.8); }
.segment-icon { width: 52px; height: 52px; background: var(--blue-light); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; transition: all var(--transition); }
.segment-icon svg { stroke: var(--blue); transition: stroke var(--transition); }
.segment-card h4 { margin-bottom: 10px; transition: color var(--transition); }
.segment-card p { font-size: .88rem; transition: color var(--transition); }

/* WHY EPSILON */
#why-epsilon {
  background: var(--dark);
}
#why-epsilon .section-header .eyebrow { color: #7eb3e8; background: rgba(126,179,232,.12); }
.why-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius-md); overflow: hidden; }
.why-item { padding: 40px 28px; border-right: 1px solid rgba(255,255,255,.07); position: relative; overflow: hidden; transition: all var(--transition); cursor: default; }
.why-item:last-child { border-right: none; }
.why-item::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,81,169,.35) 0%, transparent 70%); opacity: 0; transition: opacity var(--transition); }
.why-item::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--blue); transform: scaleY(0); transform-origin: top; transition: transform .35s cubic-bezier(.4,0,.2,1); }
.why-item:hover { transform: translateY(-4px); }
.why-item:hover::before { opacity: 1; }
.why-item:hover::after { transform: scaleY(1); }
.why-item:hover .why-icon { background: rgba(0,81,169,.4); }
.why-item:hover .why-icon svg { stroke: #a8d0ff; }
.why-icon { width: 48px; height: 48px; background: rgba(255,255,255,.08); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; transition: all var(--transition); position: relative; z-index: 1; }
.why-icon svg { stroke: #7eb3e8; transition: stroke var(--transition); }
.why-item h4 { font-size: .9rem; font-weight: 700; color: var(--white); margin-bottom: 10px; position: relative; z-index: 1; }
.why-item p { font-size: .82rem; color: rgba(255,255,255,.55); line-height: 1.65; position: relative; z-index: 1; }

/* PRINCIPALS */
#principals {
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.025'/%3E%3C/svg%3E"),
    #f5f7fa;
}
.principals-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; max-width: 860px; margin: 0 auto; }
.principal-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--border); display: flex; flex-direction: column; transition: all var(--transition); }
.principal-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); }
.principal-photo { width: 100%; aspect-ratio: 1/1; overflow: hidden; background: var(--blue-light); }
.principal-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center top; transition: transform var(--transition-slow); }
.principal-card:hover .principal-photo img { transform: scale(1.04); }
.principal-info { padding: 24px; }
.principal-info h3 { font-size: 1.15rem; color: var(--dark); margin-bottom: 6px; }
.principal-title { display: block; font-size: .75rem; font-weight: 600; color: var(--blue); letter-spacing: .03em; margin-bottom: 14px; text-transform: uppercase; }
.principal-focus { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.focus-tag { font-size: .7rem; font-weight: 600; color: var(--dark); background: var(--blue-light); border-radius: var(--radius-pill); padding: 4px 10px; letter-spacing: .02em; }
.principal-linkedin { display: inline-flex; align-items: center; gap: 7px; font-size: .82rem; font-weight: 600; color: var(--blue); transition: all var(--transition); }
.principal-linkedin:hover { color: var(--blue-dark); gap: 10px; }

/* HOW WE WORK */
#how-we-work {
  background:
    radial-gradient(circle at 1px 1px, rgba(0,81,169,.07) 1px, transparent 0),
    var(--white);
  background-size: 28px 28px, auto;
}
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.process-steps::before { content: ''; position: absolute; top: 36px; left: calc(12.5% + 24px); right: calc(12.5% + 24px); height: 2px; background: linear-gradient(90deg, var(--blue-light), var(--blue), var(--blue-light)); z-index: 0; }
.process-step { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 0 24px; position: relative; z-index: 1; }
.step-icon { width: 72px; height: 72px; background: var(--white); border: 2px solid var(--blue-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 24px; transition: all var(--transition); box-shadow: var(--shadow-sm); }
.step-icon svg { stroke: var(--blue); transition: all var(--transition); }
.process-step:hover .step-icon { background: var(--blue); border-color: var(--blue); box-shadow: var(--shadow-blue); transform: scale(1.1); }
.process-step:hover .step-icon svg { stroke: var(--white); }
.process-step h3 { font-size: 1rem; margin-bottom: 10px; color: var(--dark); }
.process-step p { font-size: .85rem; color: #6b7a8d; }

/* ENGAGEMENT MODELS */
#engagement-models {
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E"),
    #f0f4f9;
}
.engagement-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.engagement-card { border-radius: var(--radius-md); padding: 44px 36px; position: relative; overflow: hidden; transition: all var(--transition); cursor: default; }
.engagement-card:nth-child(1) { background: var(--white); border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.engagement-card:nth-child(2) { background: var(--blue); color: var(--white); }
.engagement-card:nth-child(3) { background: var(--dark); color: var(--white); }
.engagement-card::before { content: ''; position: absolute; inset: 0; opacity: 0; transition: opacity var(--transition); }
.engagement-card:nth-child(1)::before { background: linear-gradient(135deg, var(--blue-light), transparent); }
.engagement-card:nth-child(2)::before { background: linear-gradient(135deg, rgba(255,255,255,.12), transparent); }
.engagement-card:nth-child(3)::before { background: linear-gradient(135deg, rgba(0,81,169,.3), transparent); }
.engagement-card::after { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform .4s cubic-bezier(.4,0,.2,1); }
.engagement-card:nth-child(2)::after { background: rgba(255,255,255,.5); }
.engagement-card:nth-child(3)::after { background: var(--blue); }
.engagement-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.engagement-card:hover::before { opacity: 1; }
.engagement-card:hover::after { transform: scaleX(1); }
.engagement-card > * { position: relative; z-index: 1; }
.engagement-badge { width: 56px; height: 56px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; margin-bottom: 24px; transition: all var(--transition); }
.engagement-card:nth-child(1) .engagement-badge { background: var(--blue-light); }
.engagement-card:nth-child(1) .engagement-badge svg { stroke: var(--blue); }
.engagement-card:nth-child(2) .engagement-badge { background: rgba(255,255,255,.18); }
.engagement-card:nth-child(2) .engagement-badge svg { stroke: var(--white); }
.engagement-card:nth-child(3) .engagement-badge { background: rgba(255,255,255,.1); }
.engagement-card:nth-child(3) .engagement-badge svg { stroke: rgba(255,255,255,.8); }
.engagement-card:hover .engagement-badge { transform: scale(1.1) rotate(5deg); }
.engagement-card h3 { font-size: 1.1rem; margin-bottom: 14px; }
.engagement-card:nth-child(1) h3 { color: var(--dark); }
.engagement-card:nth-child(2) h3, .engagement-card:nth-child(3) h3 { color: var(--white); }
.engagement-desc { font-size: .9rem; margin-bottom: 16px; }
.engagement-card:nth-child(1) .engagement-desc { color: #6b7a8d; }
.engagement-card:nth-child(2) .engagement-desc, .engagement-card:nth-child(3) .engagement-desc { color: rgba(255,255,255,.75); }
.engagement-examples { font-size: .78rem; font-weight: 600; letter-spacing: .02em; border-top: 1px solid; padding-top: 14px; margin-top: 4px; }
.engagement-card:nth-child(1) .engagement-examples { color: var(--grey); border-color: var(--border); }
.engagement-card:nth-child(2) .engagement-examples { color: rgba(255,255,255,.55); border-color: rgba(255,255,255,.2); }
.engagement-card:nth-child(3) .engagement-examples { color: rgba(255,255,255,.5); border-color: rgba(255,255,255,.15); }

/* CONTACT */
#contact {
  background:
    url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.04' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E"),
    var(--dark-2);
}
.contact-inner { display: grid; grid-template-columns: 1fr 1.4fr; gap: 72px; align-items: start; }
.contact-info .eyebrow { color: #7eb3e8; background: rgba(126,179,232,.12); }
.contact-info h2 { color: var(--white); margin-bottom: 20px; }
.contact-info > p { color: rgba(255,255,255,.65); margin-bottom: 36px; }
.contact-detail { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.contact-detail-icon { width: 44px; height: 44px; background: rgba(255,255,255,.08); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-detail-icon svg { stroke: #7eb3e8; }
.contact-detail-text { display: flex; flex-direction: column; }
.contact-detail-text .label { font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.4); margin-bottom: 2px; }
.contact-detail-text .value { font-size: .95rem; font-weight: 500; color: var(--white); }
.contact-detail-text a.value:hover { color: #7eb3e8; }
.contact-form { background: var(--white); border-radius: var(--radius-lg); padding: 44px; box-shadow: var(--shadow-lg); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group:last-of-type { margin-bottom: 0; }
.form-group label { font-size: .8rem; font-weight: 700; color: var(--dark); letter-spacing: .04em; text-transform: uppercase; }
.form-group input, .form-group select, .form-group textarea { padding: 12px 16px; border: 1.5px solid var(--border); border-radius: var(--radius-sm); font-family: inherit; font-size: .9rem; color: var(--dark); background: var(--off-white); transition: all var(--transition); outline: none; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--blue); background: var(--white); box-shadow: 0 0 0 3px rgba(0,81,169,.1); }
.form-group textarea { min-height: 110px; resize: vertical; }
.form-consent { font-size: .75rem; color: var(--grey); margin: 16px 0; line-height: 1.5; }
.form-submit { margin-top: 8px; }
.form-success { display: none; text-align: center; padding: 48px 24px; }
.form-success.visible { display: block; }
.form-success-icon { width: 72px; height: 72px; background: var(--blue-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
.form-success-icon svg { stroke: var(--blue); }
.form-success h3 { color: var(--dark); margin-bottom: 8px; }
.form-success p { color: var(--grey); }

/* FOOTER */
footer {
  background:
    url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.02' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E"),
    var(--black);
  padding: 72px 0 0;
}
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand img { height: 28px; margin-bottom: 16px; filter: brightness(0) invert(1); opacity: .85; }
.footer-brand p { font-size: .85rem; color: rgba(255,255,255,.45); max-width: 280px; }
.footer-col h5 { font-size: .75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.35); margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: .88rem; color: rgba(255,255,255,.55); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--white); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; padding: 24px 0; }
.footer-copyright { font-size: .8rem; color: rgba(255,255,255,.3); }
.footer-lang { display: flex; align-items: center; gap: 10px; }
.footer-lang a { font-size: .8rem; color: rgba(255,255,255,.35); transition: color var(--transition); }
.footer-lang a:hover, .footer-lang a.active { color: var(--white); }
.footer-lang span { color: rgba(255,255,255,.2); }

/* RESPONSIVE */
@media (max-width: 1100px) {
  .why-grid { grid-template-columns: repeat(3, 1fr); }
  .why-item:nth-child(3) { border-right: none; }
  .positioning-grid { grid-template-columns: repeat(2, 1fr); }
  .positioning-item:nth-child(2) { border-right: none; }
  .positioning-item:nth-child(3) { border-top: 1px solid rgba(255,255,255,.08); }
  .positioning-item:nth-child(4) { border-top: 1px solid rgba(255,255,255,.08); border-right: none; }
}
@media (max-width: 900px) {
  section { padding: 72px 0; }
  .container { padding: 0 20px; }
  .nav-links, .header-actions { display: none; }
  .menu-toggle { display: flex; }
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-content { padding-right: 0; }
  .hero-image-frame { max-width: 340px; margin: 0 auto; }
  .hero-badge-1 { top: 20px; left: 0; }
  .hero-badge-2 { bottom: 20px; left: 0; }
  .about-inner { grid-template-columns: 1fr; gap: 40px; }
  .about-visual::before { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .segments-grid { grid-template-columns: repeat(2, 1fr); }
  .segments-grid--5 { grid-template-columns: repeat(3, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .why-item:nth-child(2) { border-right: none; }
  .why-item:nth-child(4) { border-right: none; }
  .principals-grid { grid-template-columns: 1fr; max-width: 400px; }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .process-steps::before { display: none; }
  .engagement-grid { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  .hero-ctas { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .segments-grid { grid-template-columns: 1fr; }
  .segments-grid--5 { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: 1fr; }
  .why-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,.07); }
  .why-item:last-child { border-bottom: none; }
  .process-steps { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 20px; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .positioning-grid { grid-template-columns: 1fr; }
  .positioning-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,.08); }
  .positioning-item:last-child { border-bottom: none; }
}