:root {
    --bg: #eef3f8;
    --surface: #ffffff;
    --surface-soft: #f7f9fc;
    --surface-strong: #0f274a;
    --surface-stronger: #0a1b34;
    --accent: #ff7a1a;
    --accent-soft: #ffb277;
    --text: #102033;
    --muted: #617289;
    --line: rgba(15, 39, 74, 0.12);
    --line-light: rgba(255, 255, 255, 0.14);
    --shadow: 0 24px 60px rgba(8, 22, 42, 0.15);
    --shadow-soft: 0 18px 45px rgba(8, 22, 42, 0.09);
    --radius-lg: 32px;
    --radius-md: 22px;
    --radius-sm: 16px;
    --container: min(1180px, calc(100% - 2rem));
    --transition: 220ms ease;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    font-family: "Segoe UI Variable Display", "Bahnschrift", "Trebuchet MS", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(255, 122, 26, 0.18), transparent 30%),
        linear-gradient(180deg, #f7f9fc 0%, #eef3f8 44%, #f7f9fc 100%);
    line-height: 1.6;
}

body.nav-open {
    overflow: hidden;
}

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

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

button,
input,
textarea {
    font: inherit;
}

button {
    border: 0;
    background: none;
    cursor: pointer;
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

p,
h1,
h2,
h3 {
    margin: 0;
}

::selection {
    background: rgba(255, 122, 26, 0.25);
}

.container {
    width: var(--container);
    margin: 0 auto;
}

.skip-link {
    position: absolute;
    left: 1rem;
    top: -4rem;
    z-index: 2000;
    padding: 0.75rem 1rem;
    border-radius: 999px;
    background: var(--surface-strong);
    color: #fff;
    transition: top var(--transition);
}

.skip-link:focus {
    top: 1rem;
}

.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 1000;
    padding: 1rem 0;
    transition: padding var(--transition), background-color var(--transition), box-shadow var(--transition);
}

.site-header.is-scrolled {
    padding: 0.75rem 0;
    background: rgba(247, 249, 252, 0.84);
    backdrop-filter: blur(16px);
    box-shadow: 0 10px 30px rgba(8, 22, 42, 0.08);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 2.8rem;
    aspect-ratio: 1;
    border-radius: 18px;
    color: #fff;
    background: linear-gradient(135deg, var(--surface-strong) 0%, #1e4b83 60%, var(--accent) 100%);
    box-shadow: 0 16px 32px rgba(15, 39, 74, 0.18);
}

.brand-text {
    font-size: 1.05rem;
}

.brand-text strong {
    color: var(--accent);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.nav-links a {
    position: relative;
    padding: 0.45rem 0;
    color: rgba(16, 32, 51, 0.82);
    font-weight: 600;
    transition: color var(--transition);
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -0.15rem;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--accent), transparent);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform var(--transition);
}

.nav-links a:hover,
.nav-links a[aria-current="true"] {
    color: var(--surface-strong);
}

.nav-links a:hover::after,
.nav-links a[aria-current="true"]::after {
    transform: scaleX(1);
}

.nav-cta {
    padding: 0.75rem 1.1rem;
    border-radius: 999px;
    color: #fff !important;
    background: linear-gradient(135deg, var(--accent) 0%, #ff9447 100%);
    box-shadow: 0 18px 36px rgba(255, 122, 26, 0.28);
}

.nav-cta::after {
    display: none;
}

.nav-toggle {
    display: none;
    width: 3rem;
    height: 3rem;
    border: 1px solid rgba(15, 39, 74, 0.12);
    border-radius: 16px;
    color: var(--surface-strong);
}

.nav-toggle span {
    display: block;
    width: 1.25rem;
    height: 2px;
    margin: 0.2rem auto;
    background: currentColor;
    transition: transform var(--transition), opacity var(--transition);
}

.hero,
.section,
.stats {
    position: relative;
}

.hero {
    padding: 8.5rem 0 4rem;
    overflow: clip;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
    align-items: center;
    gap: 3.5rem;
    min-height: calc(100vh - 8rem);
}

.hero-copy {
    position: relative;
    z-index: 1;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 1.25rem;
    color: var(--surface-strong);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.8rem;
}

.eyebrow::before {
    content: "";
    width: 2.4rem;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--accent), transparent);
}

.eyebrow--light {
    color: rgba(255, 255, 255, 0.8);
}

.hero h1,
.section h2 {
    font-family: "Aptos Display", "Segoe UI Variable Display", "Bahnschrift", sans-serif;
    letter-spacing: -0.03em;
    line-height: 1.05;
}

.hero h1 {
    max-width: 12ch;
    font-size: clamp(3rem, 6vw, 5.4rem);
}

.hero-text,
.section-text,
.panel-note,
.feature-card p,
.timeline-item p,
.sector-card p,
.footer-text {
    color: var(--muted);
}

.hero-text {
    max-width: 36rem;
    margin-top: 1.4rem;
    font-size: 1.08rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3.4rem;
    padding: 0.95rem 1.4rem;
    border-radius: 999px;
    font-weight: 700;
    transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), color var(--transition), border-color var(--transition);
}

.button:hover {
    transform: translateY(-2px);
}

.button--primary {
    color: #fff;
    background: linear-gradient(135deg, var(--accent) 0%, #ff9142 100%);
    box-shadow: 0 18px 34px rgba(255, 122, 26, 0.24);
}

.button--secondary {
    color: var(--surface-strong);
    border: 1px solid rgba(15, 39, 74, 0.14);
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(12px);
}

.button--full {
    width: 100%;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

.hero-tags li,
.contact-highlights span,
.about-flow span {
    display: inline-flex;
    align-items: center;
    padding: 0.7rem 1rem;
    border: 1px solid rgba(15, 39, 74, 0.12);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.74);
    color: var(--surface-strong);
    font-weight: 600;
    box-shadow: 0 8px 24px rgba(15, 39, 74, 0.06);
}

.hero-visual {
    position: relative;
    min-height: 38rem;
    border-radius: var(--radius-lg);
    background:
        radial-gradient(circle at top right, rgba(255, 122, 26, 0.24), transparent 24%),
        linear-gradient(155deg, rgba(255, 255, 255, 0.82) 0%, rgba(228, 236, 246, 0.92) 100%);
    border: 1px solid rgba(255, 255, 255, 0.72);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.visual-grid,
.hero-visual::before {
    content: "";
    position: absolute;
    inset: 0;
}

.visual-grid {
    background-image:
        linear-gradient(rgba(15, 39, 74, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 39, 74, 0.06) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 90%);
}

.hero-visual::before {
    background:
        linear-gradient(180deg, rgba(15, 39, 74, 0.08), transparent 28%),
        radial-gradient(circle at bottom left, rgba(15, 39, 74, 0.22), transparent 32%);
}

.hero-shot {
    position: absolute;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 1.8rem;
    box-shadow: 0 24px 48px rgba(8, 22, 42, 0.2);
}

.hero-shot::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 27, 52, 0.08), rgba(10, 27, 52, 0.34));
}

.hero-shot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-shot--primary {
    left: 2.2rem;
    right: 8.8rem;
    top: 3rem;
    bottom: 2.8rem;
}

.hero-shot--secondary {
    top: 2.2rem;
    right: 2.2rem;
    width: 10.5rem;
    height: 14rem;
}

.hero-shot--accent {
    right: 2.2rem;
    bottom: 2.2rem;
    width: 12rem;
    height: 8.8rem;
}

.hero-glow {
    position: absolute;
    z-index: 0;
    border-radius: 50%;
    filter: blur(70px);
    opacity: 0.7;
}

.hero-glow--one {
    top: 7rem;
    left: -5rem;
    width: 16rem;
    height: 16rem;
    background: rgba(255, 122, 26, 0.26);
}

.hero-glow--two {
    right: -4rem;
    bottom: 5rem;
    width: 18rem;
    height: 18rem;
    background: rgba(21, 74, 138, 0.16);
}

.drum {
    position: absolute;
    bottom: 3.2rem;
    border-radius: 2.2rem;
    background: linear-gradient(180deg, #1a3f73 0%, var(--surface-strong) 58%, #0b1f3c 100%);
    box-shadow: 0 28px 46px rgba(10, 27, 52, 0.28);
}

.drum::before,
.drum::after {
    content: "";
    position: absolute;
    inset-inline: 10%;
    height: 11px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.18);
}

.drum::before {
    top: 23%;
}

.drum::after {
    bottom: 21%;
}

.drum-cap {
    position: absolute;
    top: -0.7rem;
    left: 50%;
    width: 3rem;
    height: 1.1rem;
    border-radius: 999px;
    background: linear-gradient(180deg, var(--accent-soft), var(--accent));
    transform: translateX(-50%);
    box-shadow: 0 10px 18px rgba(255, 122, 26, 0.25);
}

.drum-label {
    position: absolute;
    left: 50%;
    bottom: 1.3rem;
    transform: translateX(-50%);
    width: calc(100% - 2rem);
    padding: 0.7rem 0.9rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.92);
    text-align: center;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    backdrop-filter: blur(8px);
}

.drum--large {
    left: 3.2rem;
    width: 14rem;
    height: 24rem;
}

.drum--medium {
    left: 15.5rem;
    width: 11.5rem;
    height: 19rem;
    bottom: 4.1rem;
}

.drum--small {
    left: 24rem;
    width: 8.5rem;
    height: 14rem;
    bottom: 4.7rem;
}

.floating-card {
    position: absolute;
    max-width: 18rem;
    padding: 1.2rem;
    border-radius: 1.4rem;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(255, 255, 255, 0.75);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(16px);
}

.floating-card strong {
    display: block;
    margin: 0.3rem 0 0.55rem;
    color: var(--surface-strong);
    font-size: 1.05rem;
    line-height: 1.25;
}

.floating-card p {
    color: var(--muted);
    font-size: 0.92rem;
}

.floating-card--quality {
    top: 3rem;
    right: 2.4rem;
}

.floating-card--trace {
    right: 2rem;
    bottom: 2.5rem;
}

.card-kicker,
.panel-kicker,
.product-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.4rem 0.7rem;
    border-radius: 999px;
    background: rgba(255, 122, 26, 0.12);
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.stats {
    padding-bottom: 2.4rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.stat-card {
    padding: 2rem 1.6rem;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(255, 255, 255, 0.72);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(16px);
}

.stat-number {
    font-size: clamp(2.2rem, 5vw, 3.3rem);
    font-weight: 800;
    line-height: 1;
    color: var(--surface-strong);
}

.stat-label {
    margin-top: 0.7rem;
    color: var(--muted);
    font-weight: 600;
}

.section {
    padding: 6rem 0;
}

.section--light {
    background: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.54) 100%);
}

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

.section--contrast,
.section--contact,
.site-footer {
    color: #fff;
    background:
        radial-gradient(circle at top right, rgba(255, 122, 26, 0.18), transparent 22%),
        linear-gradient(180deg, var(--surface-strong) 0%, var(--surface-stronger) 100%);
}

.section--contrast::before,
.section--contact::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 54px 54px;
    opacity: 0.32;
    pointer-events: none;
}

.split-layout,
.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.96fr);
    gap: 2rem;
    align-items: start;
}

.section h2 {
    max-width: 13ch;
    font-size: clamp(2.2rem, 4vw, 3.5rem);
}

.section-text {
    max-width: 42rem;
    margin-top: 1.2rem;
    font-size: 1rem;
}

.section-text--light {
    color: rgba(255, 255, 255, 0.74);
}

.section-head {
    margin-bottom: 2.5rem;
}

.section-head--light h2 {
    color: #fff;
}

.about-points {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.info-card,
.sector-card,
.timeline-item {
    padding: 1.4rem;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-soft);
}

.info-card h3,
.product-body h3,
.feature-card h3,
.timeline-item h3,
.sector-card h3,
.about-panel h3 {
    font-size: 1.1rem;
    line-height: 1.28;
}

.info-card p,
.product-body p,
.contact-copy p,
.contact-form label,
.form-feedback {
    margin-top: 0.7rem;
}

.about-panel {
    position: relative;
    overflow: hidden;
    padding: 2rem;
    border-radius: var(--radius-lg);
    background:
        radial-gradient(circle at top right, rgba(255, 122, 26, 0.16), transparent 26%),
        linear-gradient(160deg, #1b4479 0%, #0f274a 78%);
    color: #fff;
    box-shadow: var(--shadow);
}

.about-panel::after {
    content: "";
    position: absolute;
    inset: auto -4rem -5rem auto;
    width: 14rem;
    height: 14rem;
    border-radius: 50%;
    background: rgba(255, 122, 26, 0.18);
    filter: blur(10px);
}

.about-panel-media {
    position: relative;
    margin: -2rem -2rem 1.6rem;
    height: 15rem;
    overflow: hidden;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.about-panel-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 27, 52, 0.04), rgba(10, 27, 52, 0.48));
}

.about-panel-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-panel h3,
.contact-copy h2 {
    color: #fff;
}

.panel-top {
    position: relative;
    z-index: 1;
}

.panel-metrics {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 1rem;
    margin-top: 1.8rem;
}

.panel-metrics div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.1rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--line-light);
}

.panel-metrics span {
    color: rgba(255, 255, 255, 0.72);
}

.panel-metrics strong {
    font-size: 0.95rem;
}

.about-flow {
    position: relative;
    z-index: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.6rem;
}

.about-flow span {
    border-color: rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    box-shadow: none;
}

.panel-note {
    position: relative;
    z-index: 1;
    margin-top: 1.6rem;
    color: rgba(255, 255, 255, 0.78);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.2rem;
}

.product-card {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid rgba(15, 39, 74, 0.08);
    background: #fff;
    box-shadow: var(--shadow-soft);
    transition: transform 260ms ease, box-shadow 260ms ease;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 28px 50px rgba(8, 22, 42, 0.14);
}

.product-media {
    position: relative;
    min-height: 14rem;
    padding: 1.2rem;
    overflow: hidden;
    isolation: isolate;
}

.product-media::before,
.product-media::after {
    content: "";
    position: absolute;
    z-index: 0;
}

.product-media::before {
    right: -2rem;
    bottom: -2rem;
    width: 8rem;
    height: 8rem;
    border-radius: 50%;
    background: rgba(255, 122, 26, 0.18);
    filter: blur(6px);
}

.product-media::after {
    inset: 0;
}

.product-media img {
    position: absolute;
    inset: 0.9rem;
    width: calc(100% - 1.8rem);
    height: calc(100% - 1.8rem);
    object-fit: contain;
    object-position: center center;
    filter: drop-shadow(0 18px 28px rgba(8, 22, 42, 0.18));
    transition: transform 420ms ease;
}

.product-media--water {
    background: #1a4d84;
}

.product-media--fuel {
    background: #314258;
}

.product-media--chemical {
    background: #223753;
}

.product-media--food {
    background: #2e5065;
}

.product-media--custom {
    background: #163556;
}

.product-media--water::after {
    background: linear-gradient(180deg, rgba(11, 74, 129, 0.08), rgba(8, 30, 60, 0.44));
}

.product-media--fuel::after {
    background: linear-gradient(180deg, rgba(103, 58, 12, 0.1), rgba(8, 30, 60, 0.44));
}

.product-media--chemical::after {
    background: linear-gradient(180deg, rgba(12, 45, 78, 0.08), rgba(8, 30, 60, 0.44));
}

.product-media--food::after {
    background: linear-gradient(180deg, rgba(28, 94, 122, 0.08), rgba(8, 30, 60, 0.44));
}

.product-media--custom::after {
    background: linear-gradient(180deg, rgba(255, 122, 26, 0.1), rgba(8, 30, 60, 0.44));
}

.product-badge {
    position: relative;
    z-index: 1;
    color: #fff;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(8px);
}

.product-card:hover .product-media img {
    transform: scale(1.04);
}

.product-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 1.5rem;
}

.product-body p {
    color: var(--muted);
}

.product-list {
    display: grid;
    gap: 0.75rem;
    margin-top: 1.1rem;
}

.product-list li {
    position: relative;
    padding-left: 1.2rem;
    color: var(--text);
    font-size: 0.95rem;
}

.product-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(255, 122, 26, 0.12);
}

.feature-grid,
.sector-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.feature-card {
    padding: 1.5rem;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    transition: transform var(--transition), border-color var(--transition), background-color var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 122, 26, 0.45);
    background: rgba(255, 255, 255, 0.09);
}

.feature-card p {
    color: rgba(255, 255, 255, 0.72);
}

.feature-icon {
    display: grid;
    place-items: center;
    width: 3.4rem;
    aspect-ratio: 1;
    margin-bottom: 1rem;
    border-radius: 1.1rem;
    background: linear-gradient(135deg, rgba(255, 122, 26, 0.18), rgba(255, 255, 255, 0.08));
    color: var(--accent-soft);
}

.feature-icon svg {
    width: 1.6rem;
    fill: currentColor;
}

.timeline {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1rem;
    align-items: start;
}

.timeline-item {
    position: relative;
    min-height: 100%;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: 1.4rem;
    top: 3rem;
    right: -1rem;
    height: 2px;
    background: linear-gradient(90deg, rgba(255, 122, 26, 0.4), rgba(15, 39, 74, 0.14));
}

.timeline-item:last-child::before {
    display: none;
}

.timeline-index {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.25rem;
    aspect-ratio: 1;
    margin-bottom: 1.1rem;
    border-radius: 1rem;
    background: rgba(255, 122, 26, 0.12);
    color: var(--accent);
    font-weight: 800;
}

.sector-card {
    position: relative;
    overflow: hidden;
    min-height: 12rem;
}

.sector-card::after {
    content: "";
    position: absolute;
    right: -2rem;
    bottom: -2rem;
    width: 6.5rem;
    height: 6.5rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 122, 26, 0.14), transparent 70%);
}

.section--contact {
    overflow: hidden;
}

.contact-copy,
.contact-form {
    position: relative;
    z-index: 1;
}

.contact-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1.6rem;
}

.contact-highlights span {
    border-color: rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    box-shadow: none;
}

.contact-form {
    padding: 2rem;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.92);
    color: var(--text);
    box-shadow: var(--shadow);
}

.contact-form label {
    display: block;
    color: var(--surface-strong);
    font-weight: 700;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    margin-top: 0.55rem;
    padding: 0.95rem 1rem;
    border: 1px solid rgba(15, 39, 74, 0.12);
    border-radius: 1rem;
    background: #fff;
    color: var(--text);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.contact-form textarea {
    resize: vertical;
    min-height: 9rem;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: rgba(255, 122, 26, 0.7);
    box-shadow: 0 0 0 4px rgba(255, 122, 26, 0.14);
}

.form-feedback {
    min-height: 1.5rem;
    color: var(--surface-strong);
    font-weight: 600;
}

.site-footer {
    padding: 2rem 0 2.6rem;
}

.footer-grid {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
}

.brand--footer {
    color: #fff;
}

.footer-text {
    max-width: 36rem;
    margin-top: 1rem;
    color: rgba(255, 255, 255, 0.72);
}

.footer-social {
    display: flex;
    gap: 0.8rem;
}

.social-button {
    display: grid;
    place-items: center;
    width: 3rem;
    aspect-ratio: 1;
    border-radius: 1rem;
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: transform var(--transition), background-color var(--transition), border-color var(--transition);
}

.social-button:hover {
    transform: translateY(-3px);
    background: rgba(255, 122, 26, 0.18);
    border-color: rgba(255, 122, 26, 0.3);
}

.social-button svg {
    width: 1.35rem;
    fill: currentColor;
}

.reveal {
    opacity: 0;
    transform: translateY(34px);
    transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

section[id] {
    scroll-margin-top: 6rem;
}

@media (max-width: 1120px) {
    .hero-grid,
    .split-layout,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero-grid {
        min-height: auto;
    }

    .hero h1,
    .section h2 {
        max-width: none;
    }

    .hero-visual {
        min-height: 34rem;
    }

    .hero-shot--primary {
        right: 7rem;
    }

    .hero-shot--secondary {
        width: 9rem;
        height: 12rem;
    }

    .hero-shot--accent {
        width: 10rem;
        height: 7.5rem;
    }

    .product-grid,
    .feature-grid,
    .timeline,
    .sector-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 860px) {
    .site-header {
        padding: 0.8rem 0;
    }

    .nav-toggle {
        display: inline-grid;
        place-items: center;
    }

    .nav-links {
        position: absolute;
        top: calc(100% + 0.8rem);
        left: 1rem;
        right: 1rem;
        flex-direction: column;
        align-items: stretch;
        padding: 1rem;
        border-radius: 1.4rem;
        background: rgba(255, 255, 255, 0.95);
        border: 1px solid rgba(15, 39, 74, 0.08);
        box-shadow: var(--shadow-soft);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    }

    .nav-links.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-links a {
        padding: 0.7rem 0.2rem;
    }

    .nav-cta {
        text-align: center;
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    .stats-grid,
    .about-points,
    .product-grid,
    .feature-grid,
    .timeline,
    .sector-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 7rem;
    }

    .hero-visual {
        min-height: 30rem;
    }

    .hero-shot--primary {
        left: 1.2rem;
        right: 6rem;
        top: 2.4rem;
        bottom: 5.8rem;
    }

    .hero-shot--secondary {
        top: 1.4rem;
        right: 1.2rem;
        width: 7.6rem;
        height: 10rem;
    }

    .hero-shot--accent {
        right: 1.2rem;
        bottom: 1.2rem;
        width: 8.6rem;
        height: 6rem;
    }

    .drum--large {
        left: 1.6rem;
        width: 11rem;
        height: 19rem;
    }

    .drum--medium {
        left: 11rem;
        width: 8.6rem;
        height: 14.5rem;
        bottom: 3.7rem;
    }

    .drum--small {
        left: 18.2rem;
        width: 6.2rem;
        height: 11rem;
        bottom: 4.2rem;
    }

    .floating-card {
        max-width: 15rem;
        padding: 1rem;
    }

    .floating-card--quality {
        top: 1.6rem;
        right: 1.2rem;
    }

    .floating-card--trace {
        right: 1rem;
        bottom: 1.2rem;
    }

    .timeline-item::before {
        left: 1.4rem;
        top: auto;
        bottom: -0.6rem;
        right: auto;
        width: 2px;
        height: calc(100% + 1.2rem);
        background: linear-gradient(180deg, rgba(255, 122, 26, 0.4), rgba(15, 39, 74, 0.14));
    }

    .footer-grid {
        flex-direction: column;
    }
}

@media (max-width: 560px) {
    :root {
        --container: min(100% - 1.25rem, 100% - 1.25rem);
    }

    .hero {
        padding-top: 6.6rem;
    }

    .hero h1 {
        font-size: clamp(2.4rem, 12vw, 3.5rem);
    }

    .section h2 {
        font-size: clamp(2rem, 11vw, 2.7rem);
    }

    .hero-actions,
    .hero-tags,
    .contact-highlights,
    .about-flow {
        flex-direction: column;
        align-items: stretch;
    }

    .button {
        width: 100%;
    }

    .hero-visual {
        min-height: 35rem;
    }

    .hero-shot--primary {
        left: 1rem;
        right: 1rem;
        top: 5.6rem;
        bottom: 7.2rem;
    }

    .hero-shot--secondary {
        left: 1rem;
        right: auto;
        width: 7rem;
        height: 5.4rem;
    }

    .hero-shot--accent {
        right: 1rem;
        width: 8rem;
        height: 5.6rem;
    }

    .drum--large {
        left: 1rem;
        width: 9rem;
        height: 16rem;
        bottom: 7.5rem;
    }

    .drum--medium {
        left: 9rem;
        width: 7rem;
        height: 12rem;
        bottom: 8rem;
    }

    .drum--small {
        left: 15rem;
        width: 5rem;
        height: 9rem;
        bottom: 8.4rem;
    }

    .drum-label {
        width: calc(100% - 1rem);
        padding-inline: 0.5rem;
        font-size: 0.7rem;
    }

    .floating-card {
        left: 1rem;
        right: 1rem;
        max-width: none;
    }

    .floating-card--quality {
        top: 1rem;
    }

    .floating-card--trace {
        bottom: 1rem;
    }

    .contact-form,
    .about-panel,
    .stat-card {
        padding: 1.4rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation: none !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}