:root {
    --bg: #ededed;
    --black: #141414;
    --white: #fff;
    --gray: #888;
    --gray-light: #bbb;
    --gray-rule: #ccc;
    --font: 'Space Grotesk', sans-serif;
    --mono: 'JetBrains Mono', monospace;
    --body: 'Inter', sans-serif;
    --nav-h: 60px;
    --gutter: clamp(28px, 5vw, 72px);
    --max: 1100px;
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; scrollbar-width: none; }
html::-webkit-scrollbar { display: none; }

body {
    font-family: var(--body);
    background: var(--bg);
    color: var(--black);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    background-image: radial-gradient(circle, #c8c8c8 0.8px, transparent 0.8px);
    background-size: 40px 40px;
}

::selection { background: var(--black); color: var(--white); }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

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

/* NAV */

.nav {
    position: fixed; top:0; left:0; right:0; z-index:100;
    height: var(--nav-h);
    display: flex; align-items: center;
    color: var(--white);
}

.nav-inner {
    max-width: 100%; width: 100%;
    padding: 0 var(--gutter);
    display: flex; align-items: center; justify-content: space-between;
}

.nav-logo {
    font-family: var(--font);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    text-shadow: 0 1px 6px rgba(0,0,0,.4);
}

.nav-menu-btn {
    font-family: var(--font);
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    text-shadow: 0 1px 6px rgba(0,0,0,.4);
}

.nav-links {
    position: fixed; inset:0; background: var(--bg); z-index:200;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 20px;
    opacity:0; visibility:hidden; transition: all .3s ease;
    color: var(--black);
}
.nav-links.open { opacity:1; visibility:visible; }
.nav-links a {
    font-family: var(--font);
    font-size: 2.2rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
    transition: opacity .2s;
}
.nav-links a:hover { opacity: .4; }
.nav-close {
    position: absolute; top: 18px; right: var(--gutter);
    font-family: var(--font); font-size: .8rem; font-weight: 700;
    letter-spacing: .08em; text-transform: uppercase;
}

/* HEADINGS */

h1, h2, h3 {
    font-family: var(--font);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .01em;
    line-height: 1.08;
}

h1 { font-size: clamp(2.8rem, 6vw, 5.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 3rem); }
h3 { font-size: clamp(1rem, 1.3vw, 1.2rem); }

.eyebrow {
    font-family: var(--mono);
    font-size: .6rem;
    font-weight: 500;
    letter-spacing: .12em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 10px;
    color: var(--gray);
}

/* ─── HUD OVERLAY ─── */

.hud {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

/* centre reticle */
.hud-reticle {
    position: absolute;
    top: 46%; left: 50%;
    width: 56px; height: 56px;
    transform: translate(-50%, -50%);
}
.hud-reticle svg { width: 100%; height: 100%; stroke: #fff; }

/* compass — simple heading readout */
.hud-compass {
    position: absolute;
    top: 76px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--mono);
    font-size: .65rem;
    font-weight: 600;
    letter-spacing: .1em;
    color: #fff;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,.35);
    padding: 0 16px 4px;
}

.hud-compass-hdg {
    white-space: nowrap;
}

/* panels — positioned clear of nav and hero text */
.hud-panel {
    position: absolute;
    font-family: var(--mono);
    font-size: .6rem;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: #fff;
    line-height: 1.8;
}

.hud-panel-tl { top: 120px; left: 80px; }
.hud-panel-tr { top: 120px; right: 80px; text-align: right; }
.hud-panel-ml { left: 80px; top: 46%; transform: translateY(-50%); }
.hud-panel-mr { right: 80px; top: 46%; transform: translateY(-50%); text-align: right; }
.hud-panel-bl { bottom: 200px; left: 80px; }
.hud-panel-br { bottom: 200px; right: 80px; text-align: right; }

.hud-label {
    font-size: .5rem;
    letter-spacing: .12em;
    color: rgba(255,255,255,.85);
    margin-bottom: -1px;
}

.hud-value {
    font-size: .85rem;
    font-weight: 500;
    color: #fff;
    margin-bottom: 10px;
    letter-spacing: .04em;
}

.hud-row { display: flex; align-items: center; gap: 5px; white-space: nowrap; }
.hud-dim { color: rgba(255,255,255,.85); }
.hud-panel-tr .hud-row { justify-content: flex-end; }
.hud-panel-br .hud-row { justify-content: flex-end; }

.hud-dot {
    width: 5px; height: 5px;
    background: #fff;
    border-radius: 50%;
    animation: hud-blink 1.5s ease-in-out infinite;
}

@keyframes hud-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: .2; }
}

/* detection boxes */
.hud-detections {
    position: absolute;
    inset: 0;
}

.hud-box {
    position: absolute;
    border: 1px solid rgba(255,255,255,.35);
    opacity: 0;
    transition: opacity .25s ease;
    min-width: 16px;
    min-height: 12px;
}

.hud-box.visible {
    opacity: 1;
}

.hud-box::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 6px; height: 6px;
    border-top: 1.5px solid rgba(255,255,255,.45);
    border-left: 1.5px solid rgba(255,255,255,.45);
}

.hud-box::after {
    content: '';
    position: absolute;
    bottom: 0; right: 0;
    width: 6px; height: 6px;
    border-bottom: 1.5px solid rgba(255,255,255,.45);
    border-right: 1.5px solid rgba(255,255,255,.45);
}

.hud-box-label {
    position: absolute;
    bottom: -14px; left: 0;
    font-family: var(--mono);
    font-size: .38rem;
    letter-spacing: .08em;
    color: rgba(255,255,255,.4);
    white-space: nowrap;
    text-transform: uppercase;
}

.hud-box-label em {
    font-style: normal;
    color: rgba(255,255,255,.7);
}

.hud-panel-log {
    bottom: 100px;
    right: 80px;
    text-align: right;
    max-height: 90px;
    overflow: hidden;
}

.hud-log-entries {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.hud-log-entry {
    font-size: .4rem;
    color: rgba(255,255,255,.5);
    white-space: nowrap;
    transition: opacity .3s ease;
}

.hud-log-entry.fresh {
    color: rgba(255,255,255,.8);
}

@media (max-width: 768px) {
    .hud-panel-ml, .hud-panel-mr { display: none; }
    .hud-panel-log { display: none; }
    .hud-compass { font-size: .55rem; top: 68px; }
    .hud-panel { font-size: .42rem; }
    .hud-value { font-size: .58rem; }
    .hud-panel-tl { top: 100px; left: 20px; }
    .hud-panel-tr { top: 100px; right: 20px; }
    .hud-panel-bl { bottom: 130px; left: 20px; }
    .hud-panel-br { bottom: 130px; right: 20px; }
    .hud-reticle { width: 36px; height: 36px; }
    .hud-box-label { font-size: .32rem; bottom: -12px; }
    .hero-vid { min-height: 100vh; min-height: 100svh; }
    .hero-vid-content h1 { font-size: clamp(2rem, 10vw, 3rem); }
    .hero-vid-content .tagline { font-size: .65rem; }
}

/* HERO — VIDEO */

.hero-vid {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    overflow: hidden;
    background: #0a0a0a;
}

.hero-vid > video {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    filter: contrast(1.05) brightness(.78) saturate(1.1);
}

.hero-vid-content {
    position: relative;
    z-index: 2;
    padding: 0 var(--gutter) clamp(56px, 10vh, 100px);
    color: var(--white);
}

.hero-vid-content h1 {
    margin-bottom: 8px;
}

.hero-vid-content .tagline {
    font-family: var(--font);
    font-size: clamp(.75rem, 1vw, .9rem);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: rgba(255,255,255,.55);
}

/* DRONE SPLIT — content left, 3D model right */

.drone-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
    border-bottom: 1px solid var(--gray-rule);
}

.drone-split-content {
    padding: clamp(48px, 8vh, 80px) clamp(32px, 4vw, 56px) clamp(48px, 8vh, 80px) var(--gutter);
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 600px;
}

.drone-split-content .eyebrow { margin-bottom: 6px; }

.drone-split-content h2 {
    margin-bottom: 14px;
    font-size: clamp(1.5rem, 2.6vw, 2.2rem);
}

.drone-split-content .s-body {
    font-size: .84rem;
    line-height: 1.7;
    max-width: 400px;
}

.drone-split-specs {
    display: flex;
    gap: 0;
    margin: 20px 0 24px;
    max-width: 360px;
}

.drone-split-spec {
    flex: 1;
    padding: 10px 0;
    border-top: 1px solid var(--gray-rule);
    border-bottom: 1px solid var(--gray-rule);
}

.drone-split-spec + .drone-split-spec {
    padding-left: 14px;
    margin-left: 14px;
    border-left: 1px solid var(--gray-rule);
}

.drone-split-spec strong {
    display: block;
    font-family: var(--font);
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: -.01em;
    margin-bottom: 1px;
}

.drone-split-spec span {
    font-family: var(--mono);
    font-size: .45rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--gray);
}

.drone-split-canvas {
    position: relative;
    min-height: 550px;
    border-left: 1px solid var(--gray-rule);
}

.drone-split-canvas-heading {
    position: absolute;
    top: clamp(20px, 4vh, 40px);
    left: clamp(20px, 3vw, 40px);
    right: clamp(20px, 3vw, 40px);
    z-index: 3;
}

.drone-split-canvas-heading h3 {
    font-size: clamp(1.1rem, 1.8vw, 1.5rem);
    margin-bottom: 6px;
}

.drone-split-canvas-heading p {
    font-size: .76rem;
    line-height: 1.6;
    color: var(--gray);
    max-width: 320px;
}

.drone-split-canvas canvas {
    position: absolute;
    inset: 0;
    width: 100% !important;
    height: 100% !important;
}

.drone-labels {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
}

.drone-label {
    position: absolute;
    font-family: var(--mono);
    font-size: .48rem;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: #1a2332;
    opacity: .45;
    line-height: 1.6;
    padding-left: 8px;
    border-left: 1px solid rgba(26,35,50,.18);
}

.drone-label strong {
    display: block;
    font-size: .55rem;
    font-weight: 600;
    opacity: 1;
    color: #1a2332;
    margin-bottom: 1px;
}

.drone-label-ref {
    display: inline-block;
    font-size: .4rem;
    border: 1px solid rgba(26,35,50,.12);
    padding: 1px 3px;
    margin-top: 2px;
    letter-spacing: .08em;
}

@media (max-width: 768px) {
    .drone-split { grid-template-columns: 1fr; }
    .drone-split-content { max-width: none; }
    .drone-split-canvas {
        min-height: 400px;
        border-left: none;
        border-top: 1px solid var(--gray-rule);
    }
    .drone-label { display: none; }
    .drone-split-specs { max-width: none; }
}

/* FULL IMAGE SECTION */

.full-img {
    position: relative;
    height: 100vh;
    min-height: 500px;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
}

.full-img img {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    filter: contrast(1.05) brightness(.82);
}

.full-img-content {
    position: relative;
    z-index: 1;
    padding: 0 var(--gutter) clamp(48px, 8vh, 80px);
    color: var(--white);
    max-width: 700px;
}

.full-img-content h2 {
    margin-bottom: 6px;
}

.full-img-content p {
    font-size: .88rem;
    line-height: 1.6;
    color: rgba(255,255,255,.6);
    max-width: 400px;
}

/* MINIMAL SECTION */

.s {
    padding: clamp(80px, 12vh, 160px) 0;
}

.s-container {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 var(--gutter);
}

.s-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 6vw, 100px);
    align-items: start;
}

.s-statement {
    font-family: var(--font);
    font-size: clamp(1.5rem, 2.8vw, 2.4rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .015em;
    line-height: 1.15;
}

.s-body {
    font-size: .88rem;
    line-height: 1.75;
    color: var(--gray);
    max-width: 420px;
}

.s-body + .s-body { margin-top: 12px; }

.feature-list { margin: 16px 0; }
.feature-list li {
    padding: 5px 0; font-size: .85rem; color: var(--gray);
    display: flex; gap: 10px;
}
.feature-list li::before { content: '—'; color: var(--gray-light); }

@media (max-width: 768px) {
    .s-split { grid-template-columns: 1fr; gap: 28px; }
}

/* FACTS ROW */

.facts-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--gray-rule);
    border-bottom: 1px solid var(--gray-rule);
}

.fact {
    padding: clamp(28px, 4vh, 48px) 0;
    border-right: 1px solid var(--gray-rule);
    text-align: center;
}

.fact:last-child { border-right: none; }

.fact-num {
    font-family: var(--font);
    font-size: clamp(2.5rem, 4vw, 4rem);
    font-weight: 700;
    letter-spacing: -.02em;
    line-height: 1;
    margin-bottom: 4px;
}

.fact-label {
    font-family: var(--mono);
    font-size: .55rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--gray);
}

@media (max-width: 600px) {
    .facts-row { grid-template-columns: 1fr; }
    .fact { border-right: none; border-bottom: 1px solid var(--gray-rule); text-align: left; padding-left: 12px; }
    .fact:last-child { border-bottom: none; }
}

/* INLINE BTN */

.link-arrow {
    display: inline-flex; align-items: center; gap: 6px;
    font-family: var(--body); font-size: .78rem; font-weight: 600;
    border: 1.5px solid var(--black);
    padding: 9px 18px;
    transition: all .2s ease;
}
.link-arrow:hover { background: var(--black); color: var(--white); }
.link-arrow svg { width: 13px; height: 13px; }

.link-arrow-w {
    border-color: rgba(255,255,255,.35);
    color: var(--white);
}
.link-arrow-w:hover { background: var(--white); color: var(--black); border-color: var(--white); }

/* CAP GRID */

.cap-grid {
    display: grid; grid-template-columns: repeat(2,1fr);
    border-top: 1px solid var(--gray-rule);
}
.cap-item {
    padding: 24px 0;
    border-bottom: 1px solid var(--gray-rule);
    border-right: 1px solid var(--gray-rule);
    padding-right: 20px;
}
.cap-item:nth-child(2n) { border-right: none; padding-left: 20px; padding-right: 0; }
.cap-item h4 {
    font-family: var(--font); font-size: .85rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: .01em; margin-bottom: 4px;
}
.cap-item p { color: var(--gray); font-size: .8rem; line-height: 1.65; }

@media (max-width: 600px) {
    .cap-grid { grid-template-columns: 1fr; }
    .cap-item, .cap-item:nth-child(2n) { border-right: none; padding-left: 0; padding-right: 0; }
}

/* STEPS */
.steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 32px; }
.step-num { font-family: var(--mono); font-size: .65rem; color: var(--gray-light); display: block; margin-bottom: 10px; }
.step h3 { margin-bottom: 6px; }
.step p { color: var(--gray); font-size: .82rem; line-height: 1.65; }
@media (max-width: 768px) { .steps { grid-template-columns: 1fr; gap: 24px; } }

/* USE CASE CARDS */
.use-section {
    border-bottom: 1px solid var(--gray-rule);
}

.use-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--gray-rule);
}

.use-card {
    position: relative;
    min-height: 60vh;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    background: var(--black);
}

.use-card img {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    filter: contrast(1.05) brightness(.3);
    transition: transform .8s ease, filter .8s ease;
}

.use-card:hover img {
    transform: scale(1.04);
    filter: contrast(1.05) brightness(.4);
}

.use-card-body {
    position: relative;
    z-index: 1;
    padding: clamp(24px, 4vw, 40px);
    color: var(--white);
}

.use-card-body .eyebrow {
    color: rgba(255,255,255,.4);
    margin-bottom: 6px;
}

.use-card-body h3 {
    font-size: clamp(1rem, 1.6vw, 1.4rem);
    margin-bottom: 6px;
}

.use-card-body p {
    font-size: .72rem;
    line-height: 1.55;
    color: rgba(255,255,255,.45);
    max-width: 220px;
}

@media (max-width: 768px) {
    .use-grid { grid-template-columns: 1fr; }
    .use-card { min-height: 50vh; }
}

/* SOLUTION CARDS (legacy) */
.sol-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 6px; }
.sol-card { position: relative; aspect-ratio: 4/3; overflow: hidden; display: flex; align-items: flex-end; }
.sol-card img {
    position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
    filter: contrast(1.05) brightness(.35);
    transition: transform .6s ease;
}
.sol-card:hover img { transform: scale(1.03); }
.sol-card-body { position: relative; z-index: 1; padding: 24px; color: var(--white); }
.sol-card-body h3 { font-size: 1.3rem; margin-bottom: 4px; }
.sol-card-body p { font-size: .78rem; color: rgba(255,255,255,.55); max-width: 260px; line-height: 1.5; }
@media (max-width: 600px) { .sol-grid { grid-template-columns: 1fr; } }

/* CONTACT */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px,6vw,80px); align-items: start; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; margin-bottom: 3px; }
.form-group input, .form-group textarea, .form-group select {
    width: 100%; padding: 9px 11px; background: var(--white); border: 1px solid var(--gray-rule);
    font-family: var(--body); font-size: .85rem; color: var(--black); outline: none; transition: border .2s;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--black); }
.form-group textarea { min-height: 90px; resize: vertical; }
.contact-block { margin-bottom: 24px; }
.contact-block h3 { font-size: .9rem; margin-bottom: 3px; }
.contact-block p, .contact-block a { color: var(--gray); font-size: .82rem; }
.contact-block a:hover { color: var(--black); }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.btn-submit {
    padding: 9px 20px; background: var(--black); color: var(--white);
    font-family: var(--body); font-size: .8rem; font-weight: 600;
    border: 1.5px solid var(--black); cursor: pointer; transition: all .2s;
}
.btn-submit:hover { background: transparent; color: var(--black); }

/* PRE-FOOTER */
.pre-footer { padding: 80px 0 48px; border-top: 1px solid var(--gray-rule); }
.pre-footer .tagline {
    font-family: var(--font); font-size: clamp(1.4rem,2.5vw,2rem);
    font-weight: 700; text-transform: uppercase; letter-spacing: .03em;
    color: var(--gray-light); margin-bottom: 32px;
}
.pre-footer .logo-mark {
    font-family: var(--font); font-size: 1.8rem; font-weight: 700;
    letter-spacing: .1em; text-transform: uppercase; text-align: right;
}

/* FOOTER */
.footer { padding: 32px 0 24px; border-top: 1px solid var(--gray-rule); }
.footer-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; margin-bottom: 24px; }
.footer-col .eyebrow { font-size: .55rem; margin-bottom: 6px; }
.footer-col a { display: block; color: var(--gray); font-size: .78rem; margin-bottom: 3px; transition: color .2s; }
.footer-col a:hover { color: var(--black); }
.footer-bottom { font-size: .65rem; color: var(--gray-light); padding-top: 16px; border-top: 1px solid var(--gray-rule); }
@media (max-width: 640px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* PAGE HERO */
.page-hero { padding: calc(var(--nav-h) + 48px) 0 48px; }
.page-hero h1 { margin-bottom: 10px; }
.page-hero .s-body { max-width: 480px; }

/* PAGE HERO — FULL IMAGE OVERLAY */
.page-hero-img {
    height: 100vh;
    min-height: 600px;
}

.page-hero-img .full-img-content {
    max-width: 680px;
}

.page-hero-img .full-img-content h1 {
    margin-bottom: 12px;
}

.page-hero-img .full-img-content .eyebrow {
    color: rgba(255,255,255,.5);
}

.page-hero-img .full-img-content p {
    font-size: .88rem;
    line-height: 1.65;
    color: rgba(255,255,255,.55);
    max-width: 480px;
}

/* REVEAL */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .5s ease, transform .5s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* CTA */
.cta { text-align: center; }
.cta h2 { margin-bottom: 8px; }
.cta p { color: var(--gray); max-width: 380px; margin: 0 auto 24px; font-size: .88rem; }

/* DIAGRAMS */
.diagram {
    padding: clamp(16px, 3vw, 32px) 0;
    position: relative;
}

.diagram svg {
    width: 100%;
    height: auto;
    display: block;
}

.diagram-label {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--gray-rule);
}

.diagram-label-title {
    font-family: var(--font);
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .02em;
}

.diagram-label-sub {
    font-family: var(--mono);
    font-size: .55rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--gray);
}

.diagram-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(32px, 5vw, 64px);
}

@media (max-width: 768px) {
    .diagram-grid { grid-template-columns: 1fr; }
}

/* ─── MOBILE GLOBAL ─── */

@media (max-width: 768px) {
    :root {
        --gutter: 20px;
        --nav-h: 52px;
    }

    h1 { font-size: clamp(1.8rem, 8vw, 2.8rem); }
    h2 { font-size: clamp(1.4rem, 5vw, 2rem); }

    .nav-logo { font-size: .95rem; }
    .nav-menu-btn { font-size: .7rem; }

    .full-img { height: 60vh; min-height: 360px; }
    .full-img-content h2 { font-size: clamp(1.3rem, 5vw, 1.8rem); }

    .s { padding: clamp(48px, 8vh, 80px) 0; }
    .s-statement { font-size: clamp(1.2rem, 4vw, 1.6rem); }
    .s-body { font-size: .82rem; }

    .use-card { min-height: 45vh; }
    .use-card-body { padding: clamp(16px, 4vw, 28px); }
    .use-card-body h3 { font-size: 1rem; }
    .use-card-body p { font-size: .68rem; }

    .cta h2 { font-size: clamp(1.3rem, 5vw, 1.8rem); }
    .cta p { font-size: .8rem; }
    .link-arrow { font-size: .72rem; padding: 8px 14px; }

    .footer-grid { gap: 16px; margin-bottom: 16px; }
    .footer-col a { font-size: .72rem; }
    .footer-bottom { font-size: .6rem; }

    .pre-footer .tagline { font-size: clamp(1rem, 4vw, 1.4rem); }
    .pre-footer .logo-mark { font-size: 1.3rem; }

    .page-hero { padding: calc(var(--nav-h) + 32px) 0 32px; }
    .page-hero-img { height: 70vh; min-height: 400px; }

    .drone-split-content .s-body { font-size: .78rem; }
    .drone-split-content h2 { font-size: clamp(1.2rem, 4vw, 1.6rem); }
    .drone-split-specs { flex-wrap: wrap; }
    .drone-split-spec strong { font-size: .7rem; }
    .feature-list li { font-size: .78rem; }

    .drone-split-canvas-heading h3 { font-size: 1rem; }
    .drone-split-canvas-heading p { font-size: .7rem; }

    .facts-row .fact-num { font-size: clamp(1.8rem, 6vw, 2.5rem); }
    .fact-label { font-size: .5rem; }

    .contact-grid { gap: 28px; }
}

@media (max-width: 480px) {
    .footer-grid { grid-template-columns: 1fr; gap: 20px; }
    .use-card { min-height: 40vh; }
    .full-img { height: 50vh; min-height: 300px; }
    .drone-split-canvas { min-height: 320px; }
}