/* ============================================================
   INGenX Technologies – Main Stylesheet  v2.0
   Design: BCG authority × Rivian cinematic impact
   CI Colors: Dark Blue #004370 · Accent #00A0E1 · Grey #76787A
   ============================================================ */

/* ------------------------------------------------------------
   1. CSS Custom Properties
   ------------------------------------------------------------ */
:root {
    /* CI Palette */
    --c-deep:         #010C18;
    --c-dark:         #02101F;
    --c-dark-blue:    #004370;
    --c-mid:          #0D2035;
    --c-accent:       #00A0E1;
    --c-accent-dim:   #0080B8;
    --c-accent-glow:  rgba(0, 160, 225, 0.18);
    --c-grey:         #76787A;
    --c-grey-light:   #a8aaac;
    --c-white:        #ffffff;
    --c-off-white:    #e8eef4;
    --c-text-muted:   rgba(255,255,255,0.55);
    --c-light-bg:     #F2F5F8;
    --c-light-mid:    #E4EAF0;
    --c-text-dark:    #1a2a38;

    /* Type scale */
    --font:           'Ubuntu Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --fw-regular:     400;
    --fw-medium:      500;
    --fw-semibold:    600;
    --fw-bold:        700;
    --fw-black:       800;

    /* Spacing */
    --s-xs:   0.5rem;
    --s-sm:   1rem;
    --s-md:   2rem;
    --s-lg:   4rem;
    --s-xl:   7rem;
    --s-2xl:  10rem;

    /* Layout */
    --max-w:         1280px;
    --max-w-text:    720px;
    --header-h:      72px;
    --header-h-top:  100px;
    --radius-sm:     4px;
    --radius-md:     8px;
    --radius-lg:     16px;
    --radius-xl:     24px;

    /* Effects */
    --shadow-card:   0 4px 32px rgba(0,0,0,0.25);
    --shadow-glow:   0 0 40px rgba(0,160,225,0.15);
    --t-fast:        0.2s ease;
    --t-mid:         0.35s ease;
    --t-slow:        0.55s ease;
}

/* ------------------------------------------------------------
   2. Reset & Base
   ------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-h-top);
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font);
    font-weight: var(--fw-regular);
    line-height: 1.65;
    color: var(--c-white);
    background: var(--c-deep);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--c-accent);
    text-decoration: none;
    transition: color var(--t-fast);
}
a:hover { color: var(--c-white); }

ul, ol { list-style: none; }

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ------------------------------------------------------------
   3. Typography – bold, cinematic scale
   ------------------------------------------------------------ */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--fw-bold);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(3rem, 7.5vw, 7rem); }
h2 { font-size: clamp(2rem, 4.5vw, 3.4rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.1rem; font-weight: var(--fw-semibold); }

p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

strong {
    font-weight: var(--fw-semibold);
    color: var(--c-accent);
}

/* ------------------------------------------------------------
   4. Layout Utilities
   ------------------------------------------------------------ */
.container {
    width: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 2.5rem;
}

/* Section rhythm */
.section {
    padding: var(--s-xl) 0;
}

.section--dark  { background: var(--c-dark);  color: var(--c-white); }
.section--deep  { background: var(--c-deep);  color: var(--c-white); }
.section--mid   { background: var(--c-mid);   color: var(--c-white); }
.section--blue  { background: var(--c-dark-blue); color: var(--c-white); }
.section--light { background: var(--c-light-bg); color: var(--c-text-dark); }
.section--white { background: var(--c-white); color: var(--c-text-dark); }

/* Section header */
.section__header {
    max-width: var(--max-w-text);
    margin-bottom: var(--s-lg);
}

.section__header--center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section__eyebrow {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: var(--fw-bold);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--c-accent);
    margin-bottom: 0.9rem;
}

.section__title {
    color: inherit;
    margin-bottom: 1rem;
}

.section--light .section__title,
.section--white .section__title {
    color: var(--c-dark-blue);
}

.section__lead {
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--c-text-muted);
    max-width: 60ch;
    margin-bottom: 0;
}

.section--light .section__lead,
.section--white .section__lead {
    color: #4a5a6a;
}

/* Accent rule */
.section__rule {
    display: block;
    width: 48px;
    height: 3px;
    background: var(--c-accent);
    border-radius: 2px;
    margin-top: 1.25rem;
}

/* ------------------------------------------------------------
   5. Buttons
   ------------------------------------------------------------ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
    padding: 0.8em 2em;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: var(--fw-semibold);
    letter-spacing: 0.03em;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    transition: all var(--t-fast);
    cursor: pointer;
    white-space: nowrap;
}

.btn--primary {
    background: var(--c-accent);
    color: var(--c-white);
    border-color: var(--c-accent);
}
.btn--primary:hover {
    background: var(--c-accent-dim);
    border-color: var(--c-accent-dim);
    color: var(--c-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0,160,225,0.35);
}

.btn--outline {
    background: transparent;
    color: var(--c-white);
    border-color: rgba(255,255,255,0.4);
}
.btn--outline:hover {
    background: rgba(255,255,255,0.08);
    border-color: var(--c-white);
    color: var(--c-white);
    transform: translateY(-2px);
}

.btn--outline-accent {
    background: transparent;
    color: var(--c-accent);
    border-color: var(--c-accent);
}
.btn--outline-accent:hover {
    background: var(--c-accent);
    color: var(--c-white);
    transform: translateY(-2px);
}

.btn--ghost {
    background: transparent;
    color: var(--c-white);
    border: none;
    padding-left: 0;
    padding-right: 0;
    font-size: 0.85rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    gap: 0.6em;
}
.btn--ghost:hover {
    color: var(--c-accent);
}
.btn--ghost svg { transition: transform var(--t-fast); }
.btn--ghost:hover svg { transform: translateX(4px); }

/* ------------------------------------------------------------
   6. Header / Navigation
   ------------------------------------------------------------ */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: var(--header-h-top);
    transition:
        background  var(--t-mid),
        box-shadow  var(--t-mid),
        height      var(--t-mid);
    background: transparent;
}

.site-header.is-scrolled {
    height: var(--header-h);
    background: rgba(1, 12, 24, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0,160,225,0.12);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.header__logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.header__logo img {
    height: clamp(42px, 5.5vw, 62px);
    width: auto;
    transition: height var(--t-mid), opacity var(--t-fast), filter var(--t-fast);
    filter: drop-shadow(0 2px 12px rgba(0,160,225,0.18));
}

.site-header.is-scrolled .header__logo img {
    height: 40px;
    filter: none;
}

.header__logo:hover img {
    opacity: 0.85;
    filter: drop-shadow(0 2px 18px rgba(0,160,225,0.35));
}

/* Nav */
.nav { display: flex; align-items: center; }

.nav__menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav__link {
    display: block;
    padding: 0.45em 0.8em;
    font-size: 0.88rem;
    font-weight: var(--fw-medium);
    color: rgba(255,255,255,0.8);
    border-radius: var(--radius-sm);
    transition: color var(--t-fast);
    position: relative;
    letter-spacing: 0.01em;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.8em;
    right: 0.8em;
    height: 1px;
    background: var(--c-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t-fast);
}

.nav__link:hover,
.nav__link.is-active { color: var(--c-white); }

.nav__link:hover::after,
.nav__link.is-active::after { transform: scaleX(1); }

.nav__link--cta {
    background: var(--c-accent);
    color: var(--c-white) !important;
    padding: 0.5em 1.4em;
    border-radius: var(--radius-md);
    margin-left: 0.5rem;
    font-weight: var(--fw-semibold);
    letter-spacing: 0.02em;
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover {
    background: var(--c-accent-dim);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(0,160,225,0.3);
}

/* Hamburger */
.nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 6px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid rgba(255,255,255,0.18);
    color: var(--c-white);
    transition: background var(--t-fast);
}
.nav__toggle:hover { background: rgba(255,255,255,0.08); }
.nav__toggle span {
    display: block;
    width: 20px;
    height: 1.5px;
    background: currentColor;
    border-radius: 1px;
    transition: transform var(--t-fast), opacity var(--t-fast);
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ------------------------------------------------------------
   7. Hero – Rivian cinematic fullscreen
   ------------------------------------------------------------ */
.hero {
    position: relative;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    overflow: hidden;
    background: var(--c-deep);
    padding-top: var(--header-h);
}

/* Video background (when available) */
.hero__video-wrap {
    position: absolute;
    inset: 0;
    overflow: hidden;
}
.hero__video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.45;
}

/* Colour tint on top of image – no solid fill so image shows through */
.hero__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 100% 70% at 75% 30%, rgba(0,67,112,0.45) 0%, transparent 65%),
        radial-gradient(ellipse 60% 60% at 10% 90%, rgba(0,160,225,0.04) 0%, transparent 60%);
    pointer-events: none;
}

/* Hex grid */
.hero__grid {
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='115'%3E%3Cpolygon points='50,3 95,27 95,88 50,112 5,88 5,27' fill='none' stroke='%2300A0E1' stroke-width='0.35' stroke-opacity='0.10'/%3E%3C/svg%3E");
    background-size: 100px 115px;
    pointer-events: none;
    animation: grid-drift 80s linear infinite;
}

@keyframes grid-drift {
    from { background-position: 0 0; }
    to   { background-position: 100px 230px; }
}

/* Gradient overlay on top of video/bg */
.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(1,12,24,0.95) 0%,
        rgba(1,12,24,0.6) 35%,
        rgba(1,12,24,0.25) 70%,
        rgba(1,12,24,0.4) 100%
    );
    pointer-events: none;
}

/* Orbs */
.hero__orb {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(100px);
    animation: orb-float 10s ease-in-out infinite alternate;
}
.hero__orb--1 {
    width: 600px; height: 600px;
    top: -150px; right: -50px;
    background: rgba(0,67,112,0.5);
    opacity: 0.6;
}
.hero__orb--2 {
    width: 400px; height: 400px;
    bottom: 100px; left: -100px;
    background: rgba(0,160,225,0.12);
    opacity: 0.8;
    animation-delay: -4s;
}
@keyframes orb-float {
    from { transform: translate(0,0) scale(1); }
    to   { transform: translate(30px,-30px) scale(1.1); }
}

.hero__content {
    position: relative;
    z-index: 1;
    padding-bottom: 6rem;
    padding-top: 4rem;
    max-width: var(--max-w);
    margin: 0 auto;
    width: 100%;
}

.hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.7em;
    font-size: 0.75rem;
    font-weight: var(--fw-bold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--c-accent);
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fade-up 0.8s 0.2s forwards;
}
.hero__eyebrow::before,
.hero__eyebrow::after {
    content: '';
    display: inline-block;
    width: 32px;
    height: 1px;
    background: var(--c-accent);
    opacity: 0.5;
}

.hero__headline {
    color: var(--c-white);
    max-width: 14ch;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fade-up 0.8s 0.35s forwards;
}

.hero__sub {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255,255,255,0.65);
    max-width: 54ch;
    line-height: 1.7;
    margin-bottom: 2.5rem;
    font-weight: var(--fw-regular);
    letter-spacing: 0;
    opacity: 0;
    animation: fade-up 0.8s 0.5s forwards;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    opacity: 0;
    animation: fade-up 0.8s 0.65s forwards;
}

.hero__scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,0.35);
    z-index: 1;
    transition: color var(--t-fast);
    animation: bounce-down 2.5s ease-in-out infinite;
}
.hero__scroll:hover { color: var(--c-accent); }

@keyframes fade-up {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes bounce-down {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%       { transform: translateX(-50%) translateY(10px); }
}

/* ------------------------------------------------------------
   8. Trust / Stats Section  (BCG large-number style)
   ------------------------------------------------------------ */
.trust {
    background: var(--c-deep);
    border-top: 1px solid rgba(0,160,225,0.12);
    border-bottom: 1px solid rgba(0,160,225,0.12);
    padding: 0;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.trust-stat {
    padding: 3.5rem 2.5rem;
    border-right: 1px solid rgba(255,255,255,0.05);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: background var(--t-mid);
}
.trust-stat:last-child { border-right: none; }

.trust-stat::before {
    content: '';
    position: absolute;
    top: 0; left: 50%; transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--c-accent);
    transition: width var(--t-slow);
}
.trust-stat:hover::before { width: 100%; }
.trust-stat:hover { background: rgba(0,160,225,0.04); }

.trust-stat__num {
    display: block;
    font-size: clamp(2.8rem, 5vw, 4rem);
    font-weight: var(--fw-black);
    color: var(--c-accent);
    line-height: 1;
    margin-bottom: 0.6rem;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.03em;
}

.trust-stat__label {
    font-size: 0.78rem;
    font-weight: var(--fw-semibold);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(255,255,255,0.45);
}

/* ------------------------------------------------------------
   9. Expertise Overview  (Rivian horizontal cards)
   ------------------------------------------------------------ */
.expertise {
    background: var(--c-dark);
    padding: var(--s-xl) 0;
    overflow: hidden;
}

.expertise__header {
    padding-bottom: var(--s-lg);
}

.expertise-cards {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.exp-card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 2.75rem 2rem 2.5rem;
    min-height: 400px;
    border-right: 1px solid rgba(255,255,255,0.06);
    background: var(--c-dark);
    transition: background var(--t-mid);
    overflow: hidden;
    cursor: default;
}
.exp-card:last-child { border-right: none; }

/* Accent stripe on top */
.exp-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--c-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t-mid);
}
.exp-card:hover::before { transform: scaleX(1); }
.exp-card:hover { background: rgba(0,67,112,0.35); }

.exp-card__num {
    font-size: 5rem;
    font-weight: var(--fw-black);
    color: rgba(255,255,255,0.05);
    line-height: 1;
    margin-bottom: auto;
    letter-spacing: -0.04em;
    user-select: none;
    transition: color var(--t-mid);
}
.exp-card:hover .exp-card__num { color: rgba(0,160,225,0.12); }

.exp-card__icon {
    width: 44px;
    height: 44px;
    background: rgba(0,160,225,0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-accent);
    margin-bottom: 1.25rem;
    transition: background var(--t-fast);
    flex-shrink: 0;
}
.exp-card:hover .exp-card__icon { background: rgba(0,160,225,0.2); }
.exp-card__icon svg { width: 22px; height: 22px; }

.exp-card__title {
    font-size: 1rem;
    font-weight: var(--fw-bold);
    color: var(--c-white);
    margin-bottom: 0.75rem;
    line-height: 1.25;
    letter-spacing: -0.01em;
}

.exp-card__desc {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
    flex: 1;
    margin-bottom: 1.5rem;
}

.exp-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.4em;
    font-size: 0.75rem;
    font-weight: var(--fw-bold);
    color: var(--c-accent);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-top: auto;
    transition: gap var(--t-fast);
}
.exp-card__link:hover { gap: 0.7em; color: var(--c-white); }
.exp-card__link svg { width: 14px; height: 14px; }

/* ------------------------------------------------------------
   10. Why INGenX  (BCG strategic pillars)
   ------------------------------------------------------------ */
.why {
    background: var(--c-white);
    padding: var(--s-xl) 0;
}

.why__intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--s-lg);
    align-items: end;
    margin-bottom: var(--s-lg);
}

.why__intro .section__title { margin-bottom: 0; }

.why__intro-text {
    font-size: 1.1rem;
    color: #4a5a6a;
    line-height: 1.75;
    padding-top: 0.5rem;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-top: 1px solid var(--c-light-mid);
}

.why-item {
    padding: 3rem 2.5rem 2.5rem 0;
    border-right: 1px solid var(--c-light-mid);
}
.why-item:first-child { padding-left: 0; }
.why-item:last-child { border-right: none; padding-right: 0; }
.why-item:not(:first-child) { padding-left: 2.5rem; }

.why-item__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,67,112,0.07);
    border-radius: var(--radius-md);
    color: var(--c-dark-blue);
    margin-bottom: 1.5rem;
}
.why-item__icon svg { width: 24px; height: 24px; }

.why-item__title {
    font-size: 1.3rem;
    font-weight: var(--fw-bold);
    color: var(--c-dark-blue);
    margin-bottom: 0.75rem;
    letter-spacing: -0.015em;
}

.why-item__text {
    font-size: 0.95rem;
    color: #4a5a6a;
    line-height: 1.75;
    margin: 0;
}

/* ------------------------------------------------------------
   10b. Competency image panels & backgrounds
   ------------------------------------------------------------ */
.comp-visual {
    width: 100%;
    height: clamp(220px, 28vw, 380px);
    overflow: hidden;
    border-radius: var(--radius-xl);
    margin-bottom: var(--s-md);
    position: relative;
    flex-shrink: 0;
}

.comp-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.7s ease;
}

.comp-visual:hover img {
    transform: scale(1.04);
}

.comp-visual::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(2,16,31,0.05) 0%,
        rgba(2,16,31,0.65) 100%
    );
    pointer-events: none;
    border-radius: var(--radius-xl);
}

/* Cyber Security – shield image as subtle section background */
#comp-cyber {
    background-image: url('../img/cyber-bg.jpg');
    background-size: cover;
    background-position: center 30%;
    position: relative;
}

#comp-cyber::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(2,16,31,0.72) 0%,
        rgba(2,16,31,0.62) 100%
    );
    pointer-events: none;
}

#comp-cyber .container {
    position: relative;
    z-index: 1;
}

/* Satellite section – satellite image as banner */
.sat-banner {
    width: 100%;
    height: clamp(240px, 32vw, 440px);
    overflow: hidden;
    border-radius: var(--radius-xl);
    margin-bottom: var(--s-lg);
    position: relative;
}

.sat-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 35%;
    display: block;
    transition: transform 0.7s ease;
}

.sat-banner:hover img {
    transform: scale(1.03);
}

.sat-banner::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(2,16,31,0.15) 0%,
        rgba(2,16,31,0.8) 100%
    );
    pointer-events: none;
    border-radius: var(--radius-xl);
}

/* ------------------------------------------------------------
   11. Competencies Deep-Dive
   ------------------------------------------------------------ */
.competency-section {
    padding: var(--s-xl) 0;
    position: relative;
}

.competency-section--dark { background: var(--c-dark); }
.competency-section--deep { background: var(--c-deep); }
.competency-section--mid  { background: var(--c-mid); }
.competency-section--light { background: var(--c-light-bg); }

/* Standard two-column competency layout */
.comp-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--s-lg);
    align-items: start;
}

.comp-layout--reverse { direction: rtl; }
.comp-layout--reverse > * { direction: ltr; }

.comp-header .section__eyebrow { display: block; margin-bottom: 0.75rem; }
.comp-header h2 {
    color: var(--c-white);
    margin-bottom: 1.25rem;
}
.competency-section--light .comp-header h2 { color: var(--c-dark-blue); }
.comp-header p {
    font-size: 1.05rem;
    color: var(--c-text-muted);
    line-height: 1.75;
    margin-bottom: 1.5rem;
}
.competency-section--light .comp-header p { color: #4a5a6a; }

/* Competency standards/tags list */
.comp-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.comp-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: var(--fw-semibold);
    letter-spacing: 0.04em;
    background: rgba(0,160,225,0.1);
    color: var(--c-accent);
    border: 1px solid rgba(0,160,225,0.25);
    padding: 0.3em 0.8em;
    border-radius: 99px;
}

.competency-section--light .comp-tag {
    background: rgba(0,67,112,0.08);
    color: var(--c-dark-blue);
    border-color: rgba(0,67,112,0.2);
}

/* Detail cards within competency */
.comp-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.comp-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: border-color var(--t-fast), background var(--t-fast);
}
.comp-card:hover {
    border-color: rgba(0,160,225,0.3);
    background: rgba(0,160,225,0.05);
}

.competency-section--light .comp-card {
    background: var(--c-white);
    border-color: var(--c-light-mid);
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}
.competency-section--light .comp-card:hover {
    border-color: var(--c-accent);
    box-shadow: 0 4px 20px rgba(0,160,225,0.12);
}

.comp-card__title {
    font-size: 0.92rem;
    font-weight: var(--fw-bold);
    color: var(--c-white);
    margin-bottom: 0.4rem;
    letter-spacing: -0.01em;
}
.competency-section--light .comp-card__title { color: var(--c-dark-blue); }

.comp-card__text {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
    margin: 0;
}
.competency-section--light .comp-card__text { color: #5a6a7a; }

/* Bullet list */
.comp-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.comp-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75em;
    font-size: 0.92rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.5;
}
.competency-section--light .comp-list li { color: #3a4a5a; }

.comp-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--c-accent);
    flex-shrink: 0;
    margin-top: 0.45em;
}

/* ------------------------------------------------------------
   12. Defence Deep-Dive – Special Layout
   ------------------------------------------------------------ */
.defence-hero-banner {
    background: linear-gradient(135deg, #010C18 0%, #002840 60%, #004370 100%);
    padding: 4rem 0;
    border-bottom: 1px solid rgba(0,160,225,0.15);
}

.defence-banner__inner {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--s-lg);
    align-items: center;
}

.defence-banner__kicker {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.72rem;
    font-weight: var(--fw-bold);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--c-accent);
    margin-bottom: 1.25rem;
}
.defence-banner__kicker span {
    display: inline-block;
    width: 28px;
    height: 1px;
    background: var(--c-accent);
    opacity: 0.5;
}

.defence-banner__headline {
    font-size: clamp(1.6rem, 3vw, 2.5rem);
    color: var(--c-white);
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
    line-height: 1.15;
}
.defence-banner__sub {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.65;
    max-width: 56ch;
    margin: 0;
}

.defence-banner__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.defence-banner__tag {
    font-size: 0.72rem;
    font-weight: var(--fw-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.6);
    border: 1px solid rgba(255,255,255,0.12);
    padding: 0.35em 0.9em;
    border-radius: 99px;
}

/* Offerings – PROD cards */
.prod-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    margin-bottom: var(--s-lg);
}

.prod-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: border-color var(--t-fast), background var(--t-fast);
    position: relative;
    overflow: hidden;
}
.prod-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px;
    height: 0;
    background: var(--c-accent);
    border-radius: 0 0 2px 0;
    transition: height var(--t-slow);
}
.prod-card:hover { border-color: rgba(0,160,225,0.25); background: rgba(0,160,225,0.04); }
.prod-card:hover::after { height: 100%; }

.prod-card__id {
    font-size: 0.65rem;
    font-weight: var(--fw-black);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--c-accent);
}

.prod-card__title {
    font-size: 1.05rem;
    font-weight: var(--fw-bold);
    color: var(--c-white);
    letter-spacing: -0.01em;
    line-height: 1.2;
}

.prod-card__desc {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.6;
    margin: 0;
}

.prod-card__bullets {
    display: flex;
    flex-direction: column;
    gap: 0.4em;
    margin-top: 0.25rem;
}
.prod-card__bullets li {
    display: flex;
    align-items: baseline;
    gap: 0.6em;
    font-size: 0.83rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.5;
}
.prod-card__bullets li::before {
    content: '→';
    color: var(--c-accent);
    flex-shrink: 0;
    font-size: 0.75rem;
}

/* Methodology dimensions */
.methodology {
    margin-top: var(--s-lg);
}

.methodology__intro {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.55);
    margin-bottom: var(--s-md);
    max-width: 56ch;
}

.dimensions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: rgba(255,255,255,0.06);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.dimension {
    background: var(--c-dark);
    padding: 1.5rem 1.25rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: background var(--t-fast);
}
.dimension:hover { background: rgba(0,67,112,0.4); }

.dimension__num {
    font-size: 0.65rem;
    font-weight: var(--fw-black);
    letter-spacing: 0.1em;
    color: var(--c-accent);
    opacity: 0.7;
    flex-shrink: 0;
    margin-top: 0.15em;
}

.dimension__label {
    font-size: 0.88rem;
    font-weight: var(--fw-semibold);
    color: rgba(255,255,255,0.8);
    line-height: 1.3;
}

/* Who we work with */
.defence-clients {
    background: rgba(0,67,112,0.25);
    border: 1px solid rgba(0,160,225,0.15);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    margin-top: var(--s-md);
}
.defence-clients__title {
    font-size: 0.72rem;
    font-weight: var(--fw-black);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--c-accent);
    margin-bottom: 0.75rem;
}
.defence-clients p {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.75;
    margin: 0;
}

/* CTA bar */
.cta-bar {
    background: var(--c-accent);
    padding: 2rem 0;
    text-align: center;
}
.cta-bar p {
    font-size: 1.05rem;
    font-weight: var(--fw-semibold);
    color: var(--c-white);
    margin-bottom: 1rem;
}

/* ------------------------------------------------------------
   13. Satellite Section
   ------------------------------------------------------------ */
.satellite-capabilities {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-top: var(--s-md);
}

.sat-cap {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-md);
    transition: border-color var(--t-fast), background var(--t-fast);
}
.sat-cap:hover {
    border-color: rgba(0,160,225,0.3);
    background: rgba(0,160,225,0.05);
}

.sat-cap__icon {
    width: 40px;
    height: 40px;
    background: rgba(0,160,225,0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-accent);
    flex-shrink: 0;
}
.sat-cap__icon svg { width: 20px; height: 20px; }

.sat-cap__title {
    font-size: 0.9rem;
    font-weight: var(--fw-bold);
    color: var(--c-white);
    margin-bottom: 0.3rem;
    line-height: 1.2;
}
.sat-cap__text {
    font-size: 0.82rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
    margin: 0;
}

/* ------------------------------------------------------------
   14. Industries Section
   ------------------------------------------------------------ */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.industry-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--c-white);
    border: 1px solid var(--c-light-mid);
    border-radius: var(--radius-md);
    transition: all var(--t-fast);
    color: var(--c-text-dark);
}
.industry-card:hover {
    border-color: var(--c-accent);
    box-shadow: 0 4px 20px rgba(0,160,225,0.12);
    transform: translateY(-3px);
}

.industry-card__icon {
    width: 48px; height: 48px;
    background: rgba(0,67,112,0.07);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-dark-blue);
    flex-shrink: 0;
    transition: background var(--t-fast), color var(--t-fast);
}
.industry-card:hover .industry-card__icon {
    background: rgba(0,160,225,0.1);
    color: var(--c-accent);
}
.industry-card__icon svg { width: 24px; height: 24px; }

.industry-card__name {
    font-size: 0.92rem;
    font-weight: var(--fw-semibold);
    color: var(--c-dark-blue);
    line-height: 1.3;
}

/* ------------------------------------------------------------
   15. Training Section
   ------------------------------------------------------------ */
.training-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-bottom: var(--s-lg);
}

.training-cat {
    background: var(--c-mid);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.training-cat__header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem 1.5rem;
    background: var(--c-dark-blue);
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background var(--t-fast);
}
.training-cat__header::-webkit-details-marker { display: none; }
.training-cat__header:hover { background: rgba(0,67,112,0.8); }

.training-cat__icon {
    width: 34px; height: 34px;
    background: rgba(0,160,225,0.18);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--c-accent);
    flex-shrink: 0;
}
.training-cat__icon svg { width: 18px; height: 18px; }

.training-cat__title {
    font-size: 0.95rem;
    font-weight: var(--fw-bold);
    color: var(--c-white);
    flex: 1;
}

.training-cat__count {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.5);
    background: rgba(255,255,255,0.07);
    padding: 0.15em 0.6em;
    border-radius: 99px;
}

.training-cat__chevron {
    color: var(--c-accent);
    transition: transform var(--t-fast);
    flex-shrink: 0;
}
details[open] .training-cat__chevron { transform: rotate(180deg); }

.training-cat__body { padding: 1rem 0.75rem; }

.training-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.83rem;
}
.training-table th {
    text-align: left;
    padding: 0.35em 0.6em;
    font-size: 0.7rem;
    font-weight: var(--fw-bold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.4);
    border-bottom: 1px solid rgba(0,160,225,0.12);
}
.training-table td {
    padding: 0.5em 0.6em;
    color: var(--c-off-white);
    border-bottom: 1px solid rgba(255,255,255,0.03);
    vertical-align: middle;
}
.training-table tr:last-child td { border-bottom: none; }
.training-table tr:hover td { background: rgba(0,160,225,0.05); }

.training-id {
    font-family: monospace;
    font-size: 0.75rem;
    color: var(--c-accent);
    white-space: nowrap;
}
.training-price {
    font-weight: var(--fw-semibold);
    color: var(--c-white);
    white-space: nowrap;
    text-align: right;
}
.training-cta {
    text-align: center;
    padding: 0.75rem;
    background: rgba(0,160,225,0.05);
    border-top: 1px solid rgba(0,160,225,0.08);
}

.training__inquiry {
    max-width: 620px;
    margin: var(--s-lg) auto 0;
    background: var(--c-mid);
    border: 1px solid rgba(0,160,225,0.15);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
}
.training__inquiry h3 {
    font-size: 1.2rem;
    color: var(--c-white);
    margin-bottom: 0.5rem;
}
.training__inquiry > p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
    margin-bottom: 1.5rem;
}

/* ------------------------------------------------------------
   16. Career
   ------------------------------------------------------------ */
.career-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.career-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    transition: all var(--t-mid);
}
.career-card:hover {
    background: rgba(0,67,112,0.3);
    border-color: rgba(0,160,225,0.25);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.career-card__icon {
    width: 52px; height: 52px;
    background: rgba(0,160,225,0.1);
    border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    color: var(--c-accent);
    margin-bottom: 1.5rem;
}
.career-card__icon svg { width: 26px; height: 26px; }

.career-card__title {
    font-size: 1.15rem;
    font-weight: var(--fw-bold);
    color: var(--c-white);
    margin-bottom: 0.75rem;
}

.career-card__text {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 1.5rem;
}

/* ------------------------------------------------------------
   17. Contact Section
   ------------------------------------------------------------ */
.contact-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: var(--s-lg);
    align-items: start;
}

.contact-info h3 {
    font-size: 1.4rem;
    color: var(--c-white);
    margin-bottom: 1rem;
}
.contact-info > p {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.contact-details { display: flex; flex-direction: column; gap: 1rem; }

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
    font-size: 0.9rem;
    color: var(--c-off-white);
}
.contact-item__icon {
    width: 36px; height: 36px;
    background: rgba(0,160,225,0.1);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--c-accent);
    flex-shrink: 0;
}
.contact-item__icon svg { width: 18px; height: 18px; }
.contact-item a { color: var(--c-off-white); }
.contact-item a:hover { color: var(--c-accent); }

/* Forms */
.form { display: flex; flex-direction: column; gap: 1rem; }

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

.form-group { display: flex; flex-direction: column; gap: 0.35em; }

.form-group label {
    font-size: 0.8rem;
    font-weight: var(--fw-semibold);
    color: rgba(255,255,255,0.55);
    letter-spacing: 0.03em;
    text-transform: uppercase;
}
.form-group label .required { color: var(--c-accent); margin-left: 0.2em; }

.form-group input,
.form-group textarea,
.form-group select {
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--c-white);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    padding: 0.75em 1em;
    width: 100%;
    transition: border-color var(--t-fast), background var(--t-fast), box-shadow var(--t-fast);
    appearance: none;
}
.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2376787A' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1em center;
    padding-right: 2.5em;
    cursor: pointer;
}
.form-group select option { background: var(--c-mid); color: var(--c-white); }
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.2); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--c-accent);
    background: rgba(0,160,225,0.06);
    box-shadow: 0 0 0 3px rgba(0,160,225,0.12);
}
.form-group input.is-error,
.form-group textarea.is-error {
    border-color: #e05252;
}
.form-group .error-msg {
    display: none;
    font-size: 0.75rem;
    color: #e07070;
}
.form-group.has-error .error-msg { display: block; }
.form-group textarea { resize: vertical; min-height: 130px; }

.form__honeypot {
    position: absolute;
    left: -9999px; top: -9999px;
    opacity: 0; pointer-events: none;
}
.form__submit {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}
.form__note { font-size: 0.75rem; color: rgba(255,255,255,0.3); }
.form__status {
    display: none;
    padding: 0.75em 1em;
    border-radius: var(--radius-md);
    font-size: 0.88rem;
    font-weight: var(--fw-medium);
    margin-top: 0.5rem;
}
.form__status--success {
    background: rgba(0,160,100,0.12);
    border: 1px solid rgba(0,160,100,0.25);
    color: #5de8a0;
}
.form__status--error {
    background: rgba(224,82,82,0.1);
    border: 1px solid rgba(224,82,82,0.25);
    color: #e07070;
}

/* ------------------------------------------------------------
   18. Footer
   ------------------------------------------------------------ */
.site-footer {
    background: #010810;
    border-top: 1px solid rgba(0,160,225,0.1);
    padding: 5rem 0 2rem;
    color: rgba(255,255,255,0.5);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2.5fr 1fr 1fr;
    gap: var(--s-lg);
    margin-bottom: 4rem;
}

.footer-brand img { height: 34px; margin-bottom: 1rem; }
.footer-brand p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.35);
    max-width: 28ch;
    line-height: 1.6;
    margin: 0;
}

.footer-col h4 {
    font-size: 0.7rem;
    font-weight: var(--fw-black);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.5);
    margin-bottom: 1.25rem;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5em;
}
.footer-nav a {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.4);
    transition: color var(--t-fast);
}
.footer-nav a:hover { color: var(--c-accent); }

.footer-contact-list {
    display: flex;
    flex-direction: column;
    gap: 0.6em;
}
.footer-contact-list li {
    display: flex;
    align-items: center;
    gap: 0.5em;
    font-size: 0.85rem;
}
.footer-contact-list a {
    color: rgba(255,255,255,0.4);
}
.footer-contact-list a:hover { color: var(--c-accent); }

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 0.78rem;
    color: rgba(255,255,255,0.25);
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}
.footer-legal a {
    color: rgba(255,255,255,0.25);
}
.footer-legal a:hover { color: var(--c-accent); }

/* ------------------------------------------------------------
   19. Back to top
   ------------------------------------------------------------ */
.back-to-top {
    position: fixed;
    bottom: 2rem; right: 2rem;
    width: 44px; height: 44px;
    background: var(--c-dark-blue);
    border: 1px solid rgba(0,160,225,0.25);
    color: var(--c-white);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none;
    transition: opacity var(--t-fast), transform var(--t-fast), background var(--t-fast);
    z-index: 500;
}
.back-to-top.is-visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { background: var(--c-accent); transform: translateY(-3px); }

/* ------------------------------------------------------------
   20. Scroll reveal
   ------------------------------------------------------------ */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }

/* ------------------------------------------------------------
   21. Responsive
   ------------------------------------------------------------ */
@media (max-width: 1100px) {
    .expertise-cards { grid-template-columns: repeat(3, 1fr); }
    .exp-card:nth-child(4),
    .exp-card:nth-child(5) { border-top: 1px solid rgba(255,255,255,0.06); }

    .trust-grid { grid-template-columns: repeat(2, 1fr); }
    .trust-stat:nth-child(2) { border-right: none; }
    .trust-stat:nth-child(3) { border-top: 1px solid rgba(255,255,255,0.05); }

    .comp-layout { grid-template-columns: 1fr; }
    .defence-banner__inner { grid-template-columns: 1fr; }
    .prod-grid { grid-template-columns: 1fr; }
    .dimensions-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    :root { --s-xl: 5rem; }

    .expertise-cards { grid-template-columns: repeat(2, 1fr); }
    .exp-card:nth-child(5) { grid-column: 1 / -1; min-height: auto; }

    .why__intro { grid-template-columns: 1fr; gap: 1.5rem; }
    .why-grid { grid-template-columns: 1fr; border-top: none; }
    .why-item {
        padding: 2rem 0;
        border-right: none;
        border-top: 1px solid var(--c-light-mid);
    }
    .why-item:not(:first-child) { padding-left: 0; }

    .training-categories { grid-template-columns: 1fr; }
    .industries-grid { grid-template-columns: repeat(2, 1fr); }
    .career-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }

    .satellite-capabilities { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    :root {
        --s-xl: 4rem;
        --s-lg: 3rem;
        --header-h-top: 80px;
    }

    .container { padding: 0 1.25rem; }

    /* Mobile nav */
    .nav__toggle { display: flex; }
    .nav__menu {
        position: fixed;
        top: var(--header-h);
        left: 0; right: 0; bottom: 0;
        background: rgba(1,12,24,0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 1.5rem 1.25rem;
        transform: translateX(100%);
        transition: transform var(--t-slow);
        overflow-y: auto;
    }
    .nav__menu.is-open { transform: translateX(0); }
    .nav__link {
        font-size: 1.1rem;
        padding: 0.9em 1em;
        border-radius: var(--radius-md);
        border-bottom: 1px solid rgba(255,255,255,0.04);
    }
    .nav__link::after { display: none; }
    .nav__link--cta { margin-left: 0; margin-top: 1rem; text-align: center; }

    .hero__headline { font-size: clamp(2.2rem, 10vw, 3rem); }
    .hero__actions { flex-direction: column; align-items: flex-start; }

    .expertise-cards { grid-template-columns: 1fr; }
    .exp-card { min-height: 280px; }
    .exp-card:nth-child(n) { border-right: none; border-top: 1px solid rgba(255,255,255,0.06); }
    .exp-card:first-child { border-top: none; }

    .trust-grid { grid-template-columns: repeat(2, 1fr); }

    .industries-grid { grid-template-columns: 1fr 1fr; }
    .satellite-capabilities { grid-template-columns: 1fr; }
    .dimensions-grid { grid-template-columns: repeat(2, 1fr); }

    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .footer-legal { justify-content: center; }
    .back-to-top { bottom: 1rem; right: 1rem; }
}

@media (max-width: 400px) {
    .trust-grid { grid-template-columns: 1fr 1fr; }
    .industries-grid { grid-template-columns: 1fr; }
}