@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('../fonts/inter-400.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('../fonts/inter-500.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../fonts/inter-600.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../fonts/inter-700.woff2') format('woff2');
}

@font-face {
    font-family: 'Poppins';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('../fonts/poppins-600.woff2') format('woff2');
}

@font-face {
    font-family: 'Poppins';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('../fonts/poppins-700.woff2') format('woff2');
}

:root {
    --color-primary: #43b7b5;
    --color-primary-dark: #2e8f92;
    --color-primary-soft: #e6f7f6;
    --color-primary-rgb: 67, 183, 181;
    --color-secondary: #1f2d33;
    --color-secondary-soft: #5d6b70;
    --color-bg: #f4f7f7;
    --color-surface: #ffffff;
    --color-surface-alt: #eff4f4;
    --color-line: #dbe4e5;
    --color-text: #26343a;
    --color-text-soft: #627278;
    --color-white: #ffffff;
    --shadow-sm: 0 10px 30px rgba(31, 45, 51, 0.08);
    --shadow-md: 0 20px 60px rgba(31, 45, 51, 0.12);
    --radius-sm: 0.75rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-full: 999px;
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --container-max: 1180px;
    --header-height: 72px;
    --space-1: 0.5rem;
    --space-2: 0.75rem;
    --space-3: 1rem;
    --space-4: 1.25rem;
    --space-5: 1.5rem;
    --space-6: 2rem;
    --space-7: 2.75rem;
    --space-8: 3.5rem;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
}

body {
    overflow-x: hidden;
    font-family: 'Inter', sans-serif;
    color: var(--color-text);
    background:
        radial-gradient(circle at top left, rgba(var(--color-primary-rgb), 0.12), transparent 30%),
        linear-gradient(180deg, #f8fbfb 0%, var(--color-bg) 48%, #edf3f3 100%);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

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

:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-secondary);
    color: var(--color-white);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    z-index: 9999;
    transition: top var(--transition-fast);
}

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

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    border-bottom-color: var(--color-line);
    box-shadow: var(--shadow-sm);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    height: var(--header-height);
}

.brand,
.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    min-width: 0;
    z-index: 110;
}

.brand__logo,
.footer-brand__logo {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    object-fit: cover;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.brand__text,
.footer-brand span {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
    gap: 0.28rem;
    min-width: 0;
}

.brand__text strong,
.footer-brand strong,
h1,
h2,
h3 {
    font-family: 'Poppins', sans-serif;
    color: var(--color-secondary);
}

.brand__text strong,
.footer-brand strong {
    font-size: 1rem;
    letter-spacing: 0.02em;
}

.brand__text span,
.footer-brand span span {
    font-size: 0.76rem;
    color: var(--color-text-soft);
}

.nav-desktop {
    display: none;
    align-items: center;
    gap: 0.75rem;
}

.nav-link {
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-full);
    color: var(--color-text-soft);
    font-size: 0.95rem;
    font-weight: 600;
}

.nav-link:hover {
    color: var(--color-primary-dark);
    background: var(--color-primary-soft);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.9rem 1.3rem;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 700;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, #6fd0cb 100%);
    color: var(--color-white);
    box-shadow: 0 10px 24px rgba(var(--color-primary-rgb), 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    transform: translateY(-2px);
}

.btn-primary--strong {
    box-shadow: 0 14px 32px rgba(var(--color-primary-rgb), 0.38);
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--color-line);
    color: var(--color-secondary);
}

.btn-secondary:hover {
    background: var(--color-surface-alt);
    border-color: #c9d6d8;
}

.btn-disabled {
    opacity: 0.76;
    cursor: not-allowed;
}

.btn-nav {
    padding: 0.8rem 1.1rem;
    font-size: 0.9rem;
}

.hamburger-btn {
    display: inline-flex;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    z-index: 110;
}

.hamburger-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-secondary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.hamburger-btn--open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-btn--open span:nth-child(2) {
    opacity: 0;
}

.hamburger-btn--open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-5);
    padding: var(--space-6) var(--space-5);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.mobile-menu--open {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu__link {
    font-size: clamp(1.6rem, 7vw, 2.1rem);
    font-weight: 700;
    color: var(--color-secondary);
}

.mobile-menu__link:hover {
    color: var(--color-primary-dark);
}

.btn-mobile {
    margin-top: 0.5rem;
    padding: 0.95rem 1.8rem;
}

main {
    display: block;
}

.hero {
    padding: calc(var(--header-height) + var(--space-6)) 0 var(--space-7);
}

.hero__grid,
.cards-grid,
.highlights__grid,
.operation__grid,
.about-grid,
.footer-grid {
    display: grid;
    gap: var(--space-4);
}

.operation-steps {
    display: grid;
    gap: var(--space-4);
}

.hero__content {
    display: grid;
    gap: var(--space-5);
}

.eyebrow {
    display: inline-flex;
    width: fit-content;
    padding: 0.42rem 0.8rem;
    border-radius: var(--radius-full);
    background: var(--color-primary-soft);
    color: var(--color-primary-dark);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

h1 {
    font-size: clamp(2.15rem, 7vw, 4.25rem);
    line-height: 1.02;
    max-width: 12ch;
}

.hero__subtitle {
    color: var(--color-primary-dark);
    font-size: 0.98rem;
    font-weight: 700;
    margin-top: calc(var(--space-3) * -0.25);
}

.hero__lead,
.section-heading p,
.service-card p,
.highlight-card p,
.step-card p,
.about-card p,
.cta-box p,
.footer-copy,
.footer-list,
.footer-cta p,
.hero__meta-card span {
    color: var(--color-text-soft);
    font-size: 0.98rem;
    line-height: 1.68;
}

.hero__actions,
.cta-box__actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.hero__actions {
    margin-top: var(--space-2);
}

.cta-contact {
    display: grid;
    gap: var(--space-4);
    margin: var(--space-6) 0 0;
}

.cta-contact__item {
    padding: var(--space-4);
    border: 1px solid rgba(219, 228, 229, 0.85);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.78);
}

.cta-contact__item span {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--color-text-soft);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.cta-contact__item strong {
    display: block;
    color: var(--color-secondary);
    font-size: 1rem;
    line-height: 1.35;
}

.hero__meta {
    display: grid;
    gap: var(--space-4);
    margin-top: var(--space-2);
}

.hero__meta-card,
.service-card,
.highlight-card,
.step-card,
.about-card,
.cta-box {
    padding: var(--space-5);
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(219, 228, 229, 0.85);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.hero__meta-card strong,
.service-card h3,
.step-card h3,
.about-card h3 {
    display: block;
    margin-bottom: var(--space-2);
    font-size: 1.18rem;
    line-height: 1.2;
}

.hero__meta-card {
    position: relative;
}

.hero__meta-card strong {
    color: var(--color-secondary);
}

.hero__visual {
    position: relative;
}

.hero-panel {
    position: relative;
    overflow: hidden;
    padding: var(--space-5);
    border-radius: 1.8rem;
    background:
        radial-gradient(circle at top right, rgba(111, 208, 203, 0.18), transparent 30%),
        linear-gradient(160deg, #1f2d33 0%, #324249 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.hero-panel__top,
.hero-panel__cards,
.hero-panel__highlights {
    position: relative;
    z-index: 1;
}

.hero-panel__top {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.hero-panel__tag,
.hero-panel__status {
    display: inline-flex;
    width: fit-content;
    padding: 0.42rem 0.72rem;
    border-radius: var(--radius-full);
    font-size: 0.74rem;
}

.hero-panel__tag {
    background: rgba(255, 255, 255, 0.1);
}

.hero-panel__status {
    background: rgba(67, 183, 181, 0.2);
}

.hero-panel__highlights {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin: var(--space-5) 0;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.48rem 0.78rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.78rem;
    font-weight: 600;
}

.hero-panel__cards {
    display: grid;
    gap: var(--space-4);
}

.info-card {
    padding: var(--space-4);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.06);
}

.info-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    margin-bottom: 0.7rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    color: #8fe1dc;
}

.info-card__icon svg {
    width: 1.1rem;
    height: 1.1rem;
}

.info-card span {
    display: block;
    margin-bottom: 0.35rem;
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.8rem;
}

.info-card strong {
    display: block;
    font-size: 1rem;
    line-height: 1.3;
}

.section {
    padding: var(--space-7) 0;
}

.section-heading {
    display: grid;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.section-heading p {
    max-width: 60ch;
}

.section-heading h2,
.highlight-card h2,
.cta-box h2 {
    font-size: clamp(1.75rem, 4.5vw, 2.85rem);
    line-height: 1.12;
    max-width: 16ch;
}

.section-heading--left {
    margin-bottom: 0;
}

.service-card__icon {
    width: 3.1rem;
    height: 3.1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    border-radius: 1rem;
    background: linear-gradient(135deg, rgba(67, 183, 181, 0.2), rgba(31, 45, 51, 0.14));
    color: var(--color-primary-dark);
}

.service-card__icon svg {
    width: 1.4rem;
    height: 1.4rem;
}

.service-card__tag {
    display: inline-flex;
    margin-top: var(--space-5);
    padding: 0.45rem 0.72rem;
    border-radius: var(--radius-full);
    background: var(--color-primary-soft);
    color: var(--color-primary-dark);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.highlight-card--accent {
    background: linear-gradient(160deg, rgba(67, 183, 181, 0.98), rgba(46, 143, 146, 0.98));
}

.highlight-card--accent h2,
.highlight-card--accent p,
.highlight-card--accent .eyebrow {
    color: var(--color-white);
}

.highlight-card--accent .eyebrow {
    background: rgba(255, 255, 255, 0.14);
}

.step-card__number {
    display: inline-flex;
    margin-bottom: var(--space-3);
    color: var(--color-primary-dark);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.about-card--note {
    background: var(--color-surface-alt);
}

.cta-box {
    padding: var(--space-6);
    background:
        radial-gradient(circle at top right, rgba(67, 183, 181, 0.12), transparent 26%),
        rgba(255, 255, 255, 0.88);
}

.cta-box__highlight {
    color: var(--color-secondary) !important;
    font-weight: 700;
    margin-top: var(--space-4);
}

.cta-box__actions {
    margin-top: var(--space-5);
}

.site-footer {
    padding: var(--space-4) 0 var(--space-7);
}

.footer-grid {
    padding: var(--space-5);
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--color-line);
    border-radius: 1.8rem;
    box-shadow: var(--shadow-sm);
}

.footer-grid > div {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.footer-title {
    font-size: 1.05rem;
}

.footer-list {
    display: grid;
    gap: var(--space-3);
    margin-top: var(--space-2);
}

.footer-copy {
    margin-top: var(--space-3);
}

.footer-cta p {
    margin-top: var(--space-2);
}

.footer-cta .btn {
    margin-top: var(--space-4);
}

.footer-brand {
    align-items: flex-start;
}

.footer-bottom {
    padding-top: var(--space-5);
    text-align: center;
    color: var(--color-text-soft);
    font-size: 0.88rem;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-5);
    }

    .hero__actions,
    .cta-box__actions {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: flex-start;
    }

    .hero__meta,
    .cta-contact,
    .highlights__grid,
    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .cards-grid,
    .about-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero {
        padding: calc(var(--header-height) + var(--space-7)) 0 var(--space-8);
    }

    .section {
        padding: var(--space-8) 0;
    }
}

@media (min-width: 960px) {
    .nav-desktop {
        display: flex;
    }

    .hamburger-btn,
    .mobile-menu {
        display: none;
    }

    .hero {
        padding: calc(var(--header-height) + 4rem) 0 6rem;
    }

    .hero__grid,
    .operation__grid {
        grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
        align-items: center;
        gap: var(--space-6);
    }

    .cards-grid,
    .about-grid,
    .footer-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .section-heading {
        margin-bottom: var(--space-7);
    }
}

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

    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
    }
}