/* ==========================================================
   NENDA Totaaltechniek B.V. — Stylesheet
   ========================================================== */

:root {
    --bg: #ffffff;
    --bg-soft: #eef4fb;
    --bg-dark: #19647E;
    --bg-darker: #3D1E37;
    --ink: #1a1a2e;
    --ink-soft: #3d4a5f;
    --ink-mute: #6b7785;
    --line: #dde6ef;
    --line-dark: rgba(175, 207, 251, 0.12);
    --accent: #2580F8;
    --accent-strong: #1a5fc0;
    --accent-soft: #AFCFFB;
    --accent-glow: rgba(37, 128, 248, 0.28);
    --primary: #19647E;
    --secondary: #7FB0B4;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow-sm: 0 1px 2px rgba(25, 100, 126, 0.06);
    --shadow: 0 8px 24px rgba(25, 100, 126, 0.1);
    --shadow-lg: 0 24px 48px rgba(61, 30, 55, 0.18);
    --max: 1200px;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img { display: block; max-width: 100%; }
svg { display: block; max-width: 100%; flex-shrink: 0; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
    width: 100%;
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================================
   Scroll progress bar
   ========================================================== */

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-soft), var(--accent));
    z-index: 200;
    transition: width 0.1s ease-out;
    box-shadow: 0 0 8px var(--accent-glow);
}

/* ==========================================================
   Header
   ========================================================== */

.site-header {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
    border-bottom-color: var(--line);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 18px;
    letter-spacing: -0.01em;
    color: var(--ink);
}

.logo-mark {
    width: 36px;
    height: 36px;
    background: var(--bg-dark);
    color: var(--accent-soft);
    border-radius: 10px;
    display: grid;
    place-items: center;
    box-shadow: 0 4px 12px rgba(25, 100, 126, 0.3);
}

.logo-mark svg { width: 20px; height: 20px; }

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-sub {
    font-size: 11px;
    font-weight: 500;
    color: var(--ink-mute);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-top: 3px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav a {
    padding: 10px 16px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 15px;
    color: var(--ink-soft);
    transition: color var(--transition), background var(--transition);
}

.nav a:hover { color: var(--ink); background: var(--bg-soft); }

.nav-cta {
    background: var(--bg-dark) !important;
    color: #fff !important;
    margin-left: 8px;
}

.nav-cta:hover { background: var(--bg-darker) !important; color: var(--accent-soft) !important; }

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 40px;
    height: 40px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

/* ==========================================================
   Buttons
   ========================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 26px;
    font-family: inherit;
    font-weight: 600;
    font-size: 15px;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform var(--transition), background var(--transition), color var(--transition), box-shadow var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--accent);
    color: #ffffff;
    box-shadow: 0 8px 16px var(--accent-glow);
}

.btn-primary:hover {
    background: var(--accent-strong);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 12px 24px var(--accent-glow);
}

.btn-ghost {
    background: transparent;
    color: var(--ink);
    border-color: var(--line);
}

.btn-ghost:hover {
    border-color: var(--ink);
    background: var(--bg-soft);
}

.btn-block { width: 100%; }

/* ==========================================================
   Hero
   ========================================================== */

.hero {
    position: relative;
    overflow: hidden;
    padding: 160px 0 100px;
    background: var(--bg-dark);
    color: #fff;
    isolation: isolate;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(circle at 20% 20%, rgba(175, 207, 251, 0.18), transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(61, 30, 55, 0.5), transparent 55%),
        var(--bg-dark);
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: orbFloat 18s ease-in-out infinite;
    pointer-events: none;
}

.hero-orb-1 {
    width: 460px;
    height: 460px;
    top: -120px;
    left: -120px;
    background: radial-gradient(circle, rgba(175, 207, 251, 0.5), transparent 70%);
}

.hero-orb-2 {
    width: 520px;
    height: 520px;
    bottom: -160px;
    right: -160px;
    background: radial-gradient(circle, rgba(61, 30, 55, 0.7), transparent 70%);
    animation-delay: -9s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(40px, -30px) scale(1.05); }
    66% { transform: translate(-30px, 40px) scale(0.95); }
}

.hero-circuit {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.6;
}

.hero-circuit circle {
    animation: pulseDot 3s ease-in-out infinite;
    transform-origin: center;
    transform-box: fill-box;
}

.hero-circuit circle:nth-child(2) { animation-delay: 0.6s; }
.hero-circuit circle:nth-child(3) { animation-delay: 1.2s; }
.hero-circuit circle:nth-child(4) { animation-delay: 1.8s; }

@keyframes pulseDot {
    0%, 100% { opacity: 0.6; r: 3; }
    50% { opacity: 1; r: 5; }
}

.hero-inner {
    max-width: 880px;
    text-align: center;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    letter-spacing: 0.02em;
}

.eyebrow .dot {
    width: 7px;
    height: 7px;
    background: var(--accent-soft);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--accent-soft);
}

.hero h1 {
    margin: 24px 0 20px;
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.05;
}

.accent { color: var(--accent-soft); }

.lead {
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
    color: rgba(255, 255, 255, 0.75);
    max-width: 640px;
    margin: 0 auto;
}

.hero-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    margin-top: 36px;
    flex-wrap: wrap;
}

.hero-actions .btn-ghost {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.15);
}

.hero-actions .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.3);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    margin-top: 64px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.stat-num {
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 700;
    color: var(--accent-soft);
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 28px;
    margin-top: 56px;
    padding-top: 36px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.trust-item {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 14px;
    font-weight: 500;
}

.trust-item svg {
    width: 20px;
    height: 20px;
    color: var(--accent-soft);
    flex-shrink: 0;
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.25);
    border-radius: 12px;
    display: grid;
    place-items: start center;
    padding-top: 7px;
    transition: border-color var(--transition);
}

.hero-scroll:hover {
    border-color: var(--accent-soft);
}

.hero-scroll span {
    width: 3px;
    height: 8px;
    background: var(--accent-soft);
    border-radius: 2px;
    animation: scrollDot 2s ease-in-out infinite;
}

@keyframes scrollDot {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(10px); opacity: 0.3; }
}

/* ==========================================================
   Sections
   ========================================================== */

.section {
    padding: 100px 0;
}

.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.section-tag.light {
    color: var(--accent-soft);
}

.section-head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 64px;
}

.section h2 {
    font-size: clamp(1.875rem, 4vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 18px;
}

.section-head p {
    font-size: 1.0625rem;
    color: var(--ink-mute);
}

/* ==========================================================
   About
   ========================================================== */

.section-about {
    background: var(--bg);
    position: relative;
    overflow: hidden;
}

.section-about::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url('https://images.unsplash.com/photo-1521737852567-6949f3f9f2b5?fm=jpg&q=70&w=1920&fit=crop');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.12;
    filter: saturate(0.55);
    pointer-events: none;
    mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
    -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
}

.section-about > .container { position: relative; z-index: 2; }

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text p {
    font-size: 1.0625rem;
    color: var(--ink-soft);
    margin-bottom: 16px;
}

.check-list {
    margin-top: 28px;
    display: grid;
    gap: 12px;
}

.check-list li {
    position: relative;
    padding-left: 32px;
    color: var(--ink-soft);
    font-weight: 500;
}

.check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    background: var(--accent);
    border-radius: 50%;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>");
    background-size: 14px;
    background-repeat: no-repeat;
    background-position: center;
}

.visual-card {
    background: var(--bg-dark);
    border-radius: var(--radius);
    padding: 36px;
    color: #fff;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.visual-stripe {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-soft), var(--secondary));
}

.visual-row {
    display: grid;
    grid-template-columns: 140px 1fr;
    align-items: center;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 14px;
    font-weight: 500;
}

.visual-row:last-child { border-bottom: none; }

.bar {
    display: block;
    height: 6px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    overflow: hidden;
}

.bar > span {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--accent-soft), var(--accent));
    border-radius: 999px;
}

/* ==========================================================
   Services
   ========================================================== */

.section-services {
    background: var(--bg-soft);
    position: relative;
    overflow: hidden;
}

.section-services::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url('https://images.unsplash.com/photo-1509390144018-eeaf65052242?fm=jpg&q=70&w=1920&fit=crop');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.13;
    filter: saturate(0.6);
    pointer-events: none;
    mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
    -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
}

.section-services > .container { position: relative; z-index: 2; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.service-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 36px;
    border: 1px solid var(--line);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--bg-dark);
    color: var(--accent-soft);
    border-radius: 12px;
    display: grid;
    place-items: center;
    margin-bottom: 24px;
}

.service-icon svg { width: 28px; height: 28px; }

.service-card h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.service-card ul {
    display: grid;
    gap: 10px;
}

.service-card li {
    position: relative;
    padding-left: 22px;
    color: var(--ink-soft);
    font-size: 0.9375rem;
}

.service-card li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

/* ==========================================================
   Sectors / Voor wie wij werken
   ========================================================== */

.section-sectors {
    background: var(--bg);
    position: relative;
    overflow: hidden;
}

.section-sectors::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url('https://images.unsplash.com/photo-1643829434890-1b9cd0de680b?fm=jpg&q=70&w=1920&fit=crop');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.14;
    filter: saturate(0.65);
    pointer-events: none;
    mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
    -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
}

.section-sectors > .container { position: relative; z-index: 2; }

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.sector-card {
    position: relative;
    overflow: hidden;
    padding: 36px;
    background: linear-gradient(135deg, var(--bg) 0%, var(--bg-soft) 100%);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.sector-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-soft);
}

.sector-num {
    position: absolute;
    top: 28px;
    right: 36px;
    font-size: 3.25rem;
    font-weight: 800;
    color: var(--bg-soft);
    line-height: 1;
    letter-spacing: -0.04em;
    transition: color var(--transition);
    pointer-events: none;
}

.sector-card:hover .sector-num {
    color: var(--accent-soft);
}

.sector-card h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 14px;
    padding-right: 80px;
    letter-spacing: -0.01em;
}

.sector-card > p {
    color: var(--ink-soft);
    margin-bottom: 22px;
    font-size: 0.9375rem;
    line-height: 1.6;
}

.sector-card ul {
    display: grid;
    gap: 8px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
}

.sector-card li {
    color: var(--ink-soft);
    font-size: 0.9375rem;
    position: relative;
    padding-left: 22px;
    font-weight: 500;
}

.sector-card li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
    transition: transform var(--transition);
}

.sector-card:hover li::before {
    transform: translateX(3px);
}

/* ==========================================================
   Why NENDA
   ========================================================== */

.section-why {
    background: var(--bg);
    position: relative;
    overflow: hidden;
}

.section-why::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--line), transparent);
    z-index: 1;
}

.section-why::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url('https://images.unsplash.com/photo-1758599543152-a73184816eba?fm=jpg&q=70&w=1920&fit=crop');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.13;
    filter: saturate(0.6);
    pointer-events: none;
    mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
    -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
}

.section-why > .container { position: relative; z-index: 2; }

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.why-card {
    position: relative;
    padding: 36px 32px;
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    overflow: hidden;
    isolation: isolate;
}

.why-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    padding: 1px;
    background: linear-gradient(135deg, var(--accent), var(--accent-soft), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}

.why-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.why-card:hover::before {
    opacity: 1;
}

.why-icon {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--bg-dark), var(--bg-darker));
    color: var(--accent-soft);
    border-radius: 12px;
    display: grid;
    place-items: center;
    margin-bottom: 22px;
    box-shadow: 0 6px 16px rgba(25, 100, 126, 0.18);
}

.why-icon svg {
    width: 24px;
    height: 24px;
}

.why-card h3 {
    font-size: 1.1875rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.why-card p {
    color: var(--ink-soft);
    font-size: 0.9375rem;
    line-height: 1.65;
}

/* ==========================================================
   Process / Werkwijze
   ========================================================== */

.section-process {
    background: var(--bg-soft);
    position: relative;
    overflow: hidden;
}

.section-process::before {
    content: "";
    position: absolute;
    top: 100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(37, 128, 248, 0.06), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
}

.section-process::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url('https://images.unsplash.com/photo-1503387837-b154d5074bd2?fm=jpg&q=70&w=1920&fit=crop');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.13;
    filter: saturate(0.55);
    pointer-events: none;
    mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
    -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
}

.section-process > .container { position: relative; z-index: 2; }

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.process-line {
    position: absolute;
    top: 28px;
    left: 12.5%;
    right: 12.5%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent) 0%, var(--accent-soft) 50%, var(--secondary) 100%);
    z-index: 0;
    border-radius: 2px;
}

.process-step {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 8px;
}

.process-num {
    width: 56px;
    height: 56px;
    margin: 0 auto 24px;
    background: var(--bg-dark);
    color: var(--accent-soft);
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 1.0625rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    border: 4px solid var(--bg-soft);
    box-shadow: 0 0 0 1px var(--line), 0 6px 16px rgba(25, 100, 126, 0.15);
    transition: transform var(--transition), background var(--transition), color var(--transition);
}

.process-step:hover .process-num {
    background: var(--accent);
    color: #fff;
    transform: scale(1.08);
}

.process-step h3 {
    font-size: 1.1875rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.process-step p {
    color: var(--ink-soft);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ==========================================================
   CTA Band
   ========================================================== */

.section-cta-band {
    padding: 60px 0;
    background: var(--bg);
}

.cta-card {
    position: relative;
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
    border-radius: 20px;
    padding: 64px 56px;
    color: #fff;
    overflow: hidden;
    isolation: isolate;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
    align-items: center;
    box-shadow: 0 24px 60px rgba(25, 100, 126, 0.25);
}

.cta-card-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.cta-card-bg::before,
.cta-card-bg::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.7;
}

.cta-card-bg::before {
    width: 380px;
    height: 380px;
    top: -120px;
    right: -100px;
    background: radial-gradient(circle, rgba(175, 207, 251, 0.4), transparent 70%);
}

.cta-card-bg::after {
    width: 320px;
    height: 320px;
    bottom: -100px;
    left: -80px;
    background: radial-gradient(circle, rgba(37, 128, 248, 0.35), transparent 70%);
}

.cta-content h2 {
    color: #fff;
    margin: 12px 0 16px;
    font-size: clamp(1.625rem, 3vw, 2.25rem);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.78);
    font-size: 1.0625rem;
    line-height: 1.65;
    margin: 0;
    max-width: 560px;
}

.cta-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
}

.cta-actions .btn { white-space: nowrap; }

.btn-ghost-light {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-ghost-light:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.4);
    color: #fff;
}

/* ==========================================================
   Roles
   ========================================================== */

.section-roles {
    background: var(--bg);
    position: relative;
    overflow: hidden;
}

.section-roles::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url('https://images.unsplash.com/photo-1682345262055-8f95f3c513ea?fm=jpg&q=70&w=1920&fit=crop');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.14;
    filter: saturate(0.6);
    pointer-events: none;
    mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
    -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 50%, #000 25%, transparent 92%);
}

.section-roles > .container { position: relative; z-index: 2; }

.roles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.role-card {
    background: var(--bg-soft);
    border-radius: var(--radius);
    padding: 36px;
    position: relative;
    overflow: hidden;
    transition: background var(--transition);
}

.role-card:hover {
    background: var(--bg-dark);
    color: #fff;
}

.role-card:hover h3 { color: #fff; }
.role-card:hover li { color: rgba(255, 255, 255, 0.75); }
.role-card:hover .role-num { color: var(--accent-soft); opacity: 1; }
.role-card:hover li::before { background: var(--accent-soft); }

.role-num {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--ink-mute);
    letter-spacing: 0.1em;
    margin-bottom: 16px;
    transition: color var(--transition), opacity var(--transition);
}

.role-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 18px;
    transition: color var(--transition);
}

.role-card ul {
    display: grid;
    gap: 8px;
}

.role-card li {
    position: relative;
    padding-left: 18px;
    color: var(--ink-soft);
    font-size: 0.9375rem;
    transition: color var(--transition);
}

.role-card li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 5px;
    height: 5px;
    background: var(--ink-mute);
    border-radius: 50%;
    transition: background var(--transition);
}

/* ==========================================================
   Safety
   ========================================================== */

.section-safety {
    background: var(--bg-dark);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.section-safety::before {
    content: "";
    position: absolute;
    top: -200px;
    right: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(175, 207, 251, 0.18), transparent 70%);
    border-radius: 50%;
}

.section-safety::after {
    content: "";
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(61, 30, 55, 0.5), transparent 70%);
    border-radius: 50%;
}

.safety-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 80px;
    position: relative;
}

.safety-text p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.0625rem;
    margin-top: 18px;
}

.safety-list {
    display: grid;
    gap: 20px;
}

.safety-item {
    display: flex;
    gap: 18px;
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--line-dark);
    border-radius: var(--radius);
    transition: background var(--transition), border-color var(--transition);
}

.safety-item:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(175, 207, 251, 0.3);
}

.safety-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: var(--accent);
    color: #ffffff;
    border-radius: 8px;
    display: grid;
    place-items: center;
    font-weight: 800;
    font-size: 16px;
}

.safety-item h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.safety-item p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.5;
}

/* ==========================================================
   Careers
   ========================================================== */

.section-careers {
    background: var(--bg-soft);
}

.careers-inner {
    display: grid;
    place-items: center;
}

.careers-content {
    text-align: center;
    max-width: 720px;
}

.careers-content p {
    color: var(--ink-soft);
    font-size: 1.0625rem;
    margin-bottom: 32px;
}

.careers-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 36px;
}

.careers-tags span {
    padding: 8px 18px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-soft);
}

/* ==========================================================
   FAQ
   ========================================================== */

.section-faq {
    background: var(--bg-soft);
    position: relative;
    overflow: hidden;
}

.section-faq::before {
    content: "";
    position: absolute;
    top: -100px;
    left: -100px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(175, 207, 251, 0.25), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.faq-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.2fr;
    gap: 64px;
    align-items: start;
    position: relative;
}

.faq-intro {
    position: sticky;
    top: 100px;
}

.faq-intro h2 {
    font-size: clamp(1.625rem, 3vw, 2.25rem);
    margin-bottom: 18px;
}

.faq-intro p {
    color: var(--ink-soft);
    font-size: 1.0625rem;
    margin-bottom: 28px;
    line-height: 1.6;
}

.faq-list {
    display: grid;
    gap: 12px;
}

.faq-item {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    overflow: hidden;
}

.faq-item[open] {
    border-color: var(--accent-soft);
    box-shadow: 0 8px 24px rgba(25, 100, 126, 0.08);
}

.faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 22px 28px;
    font-weight: 600;
    font-size: 1.0625rem;
    color: var(--ink);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    letter-spacing: -0.01em;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
    content: "";
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    background: var(--bg-soft);
    border-radius: 50%;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232580F8' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><line x1='12' y1='5' x2='12' y2='19'/><line x1='5' y1='12' x2='19' y2='12'/></svg>");
    background-size: 14px;
    background-repeat: no-repeat;
    background-position: center;
    transition: transform var(--transition), background-color var(--transition);
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
    background-color: var(--accent);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><line x1='12' y1='5' x2='12' y2='19'/><line x1='5' y1='12' x2='19' y2='12'/></svg>");
}

.faq-item summary:hover {
    color: var(--primary);
}

.faq-item p {
    padding: 0 28px 26px;
    color: var(--ink-soft);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin: 0;
}

/* ==========================================================
   Contact
   ========================================================== */

.section-contact {
    background: var(--bg-darker);
    color: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.0625rem;
    margin: 18px 0 36px;
}

.contact-cards {
    display: grid;
    gap: 14px;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--line-dark);
    border-radius: var(--radius);
    color: #fff;
    transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

a.contact-card:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(175, 207, 251, 0.4);
    transform: translateX(4px);
}

.contact-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: var(--accent);
    color: #ffffff;
    border-radius: 10px;
    display: grid;
    place-items: center;
}

.contact-icon svg { width: 22px; height: 22px; }

.contact-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 2px;
}

.contact-value {
    display: block;
    font-size: 1rem;
    font-weight: 600;
}

.contact-form {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--line-dark);
    border-radius: var(--radius);
    padding: 36px;
}

.contact-form h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.contact-form label {
    display: block;
    margin-bottom: 18px;
}

.contact-form label > span {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--line-dark);
    border-radius: 10px;
    color: #fff;
    font-family: inherit;
    font-size: 15px;
    transition: border-color var(--transition), background var(--transition);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
}

.contact-form textarea { resize: vertical; min-height: 120px; }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-row label { margin-bottom: 18px; }

.form-note {
    margin-top: 16px;
    padding: 12px 16px;
    background: rgba(175, 207, 251, 0.12);
    border: 1px solid rgba(175, 207, 251, 0.35);
    border-radius: 8px;
    color: var(--accent-soft);
    font-size: 14px;
    text-align: center;
}

/* ==========================================================
   Footer
   ========================================================== */

.site-footer {
    background: var(--bg-darker);
    color: rgba(255, 255, 255, 0.6);
    padding-top: 60px;
    border-top: 1px solid var(--line-dark);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 60px;
    padding-bottom: 50px;
}

.footer-brand .logo { color: #fff; }
.footer-brand .logo-sub { color: rgba(255, 255, 255, 0.5); }

.tagline {
    margin-top: 16px;
    color: var(--accent-soft);
    font-weight: 600;
    font-style: italic;
}

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

.footer-cols h5 {
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 18px;
}

.footer-cols a,
.footer-cols span {
    display: block;
    padding: 6px 0;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    transition: color var(--transition);
}

.footer-cols a:hover { color: var(--accent-soft); }

.footer-bottom {
    border-top: 1px solid var(--line-dark);
    padding: 24px 0;
    font-size: 13px;
}

.footer-bottom .container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

/* ==========================================================
   Responsive
   ========================================================== */

@media (max-width: 1024px) {
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .process-steps { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
    .process-line { display: none; }
    .faq-grid { grid-template-columns: 1fr; gap: 48px; }
    .faq-intro { position: static; }
}

@media (max-width: 900px) {
    .nav { display: none; }
    .menu-toggle { display: flex; }

    .nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #fff;
        border-bottom: 1px solid var(--line);
        padding: 16px 24px 24px;
        gap: 4px;
        align-items: stretch;
        box-shadow: var(--shadow);
    }

    .nav.open a { padding: 14px 16px; }

    .about-grid,
    .safety-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .services-grid,
    .roles-grid {
        grid-template-columns: 1fr;
    }

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

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

    .cta-card {
        grid-template-columns: 1fr;
        padding: 48px 36px;
        gap: 32px;
    }

    .cta-actions { align-items: stretch; }

    .hero-circuit { opacity: 0.3; }
    .hero-scroll { display: none; }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-cols {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }

    .section { padding: 72px 0; }
    .hero { padding: 130px 0 80px; }
}

@media (max-width: 560px) {
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .hero-stats .stat { padding: 12px 0; }

    .hero-trust {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        padding-left: 12px;
    }

    .footer-cols { grid-template-columns: 1fr; }

    .form-row { grid-template-columns: 1fr; }

    .visual-row { grid-template-columns: 110px 1fr; }

    .service-card,
    .role-card,
    .why-card,
    .sector-card,
    .contact-form { padding: 28px; }

    .sector-num { font-size: 2.5rem; top: 22px; right: 24px; }
    .sector-card h3 { padding-right: 60px; }

    .faq-item summary { padding: 18px 20px; font-size: 1rem; }
    .faq-item p { padding: 0 20px 22px; }

    .cta-card { padding: 36px 24px; }

    .cta-content h2 { font-size: 1.5rem; }
}

/* ==========================================================
   Reveal animations
   ========================================================== */

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}