:root {
    --color-primary: #1D4461;
    --color-cta: #2C6E9B;
    --color-cta-hover: #245a82;
    --color-accent: #7CA992;
    --color-accent-hover: #6a9680;
    --color-powder: #97C2D7;
    --color-powder-light: rgba(151, 194, 215, 0.12);
    --color-neutral: #EBEBEB;
    --color-white: #FFFFFF;
    --color-text: #1D4461;
    --color-text-muted: #4a6578;
    --color-error: #c0392b;
    --color-success: #2d7a4f;
    --font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-base: 1rem;
    --line-height: 1.6;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 2px 8px rgba(29, 68, 97, 0.08);
    --shadow-md: 0 4px 20px rgba(29, 68, 97, 0.12);
    --shadow-lg: 0 8px 32px rgba(29, 68, 97, 0.16);
    --header-height: 72px;
    --transition: 0.25s ease;
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    color: var(--color-text);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
}

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

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

a:hover,
a:focus-visible {
    color: var(--color-accent);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

ul {
    list-style: none;
}

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

.section {
    padding-block: var(--space-xl);
}

.section--alt {
    background-color: var(--color-neutral);
}

.section--powder {
    background-color: var(--color-powder-light);
}

.section__header {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.section__title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.section__subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin-inline: auto;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
    text-decoration: none;
}

.btn--primary {
    background-color: var(--color-cta);
    color: var(--color-white);
}

.btn--primary:hover,
.btn--primary:focus-visible {
    background-color: var(--color-cta-hover);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn--outline {
    background-color: transparent;
    color: var(--color-cta);
    border: 2px solid var(--color-cta);
}

.btn--outline:hover,
.btn--outline:focus-visible {
    background-color: var(--color-cta);
    color: var(--color-white);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(8px);
    box-shadow: var(--shadow-sm);
    height: var(--header-height);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.95rem;
}

.logo img {
    height: 40px;
    width: auto;
}

.logo__text {
    display: none;
}

.nav__toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav__toggle-bar {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
    transform: translateY(-110%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
}

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

.nav__list {
    display: flex;
    flex-direction: column;
    padding: var(--space-sm);
}

.nav__link {
    display: block;
    padding: var(--space-sm);
    color: var(--color-primary);
    font-weight: 500;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition), color var(--transition);
}

.nav__link:hover,
.nav__link:focus-visible,
.nav__link.is-active {
    background-color: var(--color-powder-light);
    color: var(--color-cta);
}

.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-primary) 0%, #2a5a7a 50%, var(--color-cta) 100%);
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.25;
}

.hero__wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1;
    line-height: 0;
}

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

.hero__content {
    position: relative;
    z-index: 2;
    padding-block: var(--space-xl);
    color: var(--color-white);
    max-width: 720px;
}

.hero__badge {
    display: inline-block;
    padding: 0.375rem 1rem;
    background-color: rgba(124, 169, 146, 0.3);
    border: 1px solid var(--color-accent);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-md);
    backdrop-filter: blur(4px);
}

.hero__title {
    font-size: clamp(2rem, 6vw, 3.25rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: var(--space-sm);
}

.hero__subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.35rem);
    opacity: 0.92;
    margin-bottom: var(--space-sm);
    font-weight: 400;
}

.hero__value {
    font-size: 1.05rem;
    color: var(--color-powder);
    margin-bottom: var(--space-lg);
    font-weight: 500;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.hero__actions .btn--primary {
    font-size: 1.05rem;
    padding: 1rem 2rem;
}

.hero__actions .btn--outline {
    border-color: var(--color-white);
    color: var(--color-white);
}

.hero__actions .btn--outline:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

.about__grid {
    display: grid;
    gap: var(--space-lg);
}

.about__content p {
    margin-bottom: var(--space-sm);
    color: var(--color-text-muted);
}

.about__experience {
    display: inline-flex;
    align-items: baseline;
    gap: 0.25rem;
    margin-block: var(--space-md);
}

.about__experience-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-cta);
    line-height: 1;
}

.about__experience-label {
    font-size: 1rem;
    color: var(--color-text-muted);
}

.values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.value-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm);
    background-color: var(--color-white);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    font-weight: 500;
    color: var(--color-primary);
}

.value-item svg {
    flex-shrink: 0;
    color: var(--color-accent);
}

.about__images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
}

.about__image {
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
    background-color: var(--color-powder-light);
    box-shadow: var(--shadow-sm);
}

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

.about__image--large {
    grid-column: span 2;
}

.about__placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: var(--space-sm);
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    background: linear-gradient(135deg, var(--color-powder-light), var(--color-neutral));
}

.services__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.service-card {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
    border: 1px solid transparent;
}

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

.service-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-powder-light);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
    color: var(--color-cta);
    transition: background-color var(--transition), color var(--transition);
}

.service-card:hover .service-card__icon {
    background-color: var(--color-cta);
    color: var(--color-white);
}

.service-card__title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.service-card__desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.contact__grid {
    display: grid;
    gap: var(--space-lg);
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.contact__item {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-start;
}

.contact__item-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-powder-light);
    border-radius: var(--radius-sm);
    color: var(--color-cta);
}

.contact__item-title {
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.contact__item-text {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.contact__item-text a {
    word-break: break-word;
}

.contact__hours {
    margin-top: 0.25rem;
}

.contact__social {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.contact__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background-color: var(--color-powder-light);
    color: var(--color-cta);
    transition: background-color var(--transition), color var(--transition);
}

.contact__social-link:hover {
    background-color: var(--color-cta);
    color: var(--color-white);
}

.contact__map {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    aspect-ratio: 16/10;
    min-height: 250px;
}

.contact__map iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

.form {
    background-color: var(--color-white);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.form__row {
    display: grid;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.form__group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.form__label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-primary);
}

.form__label abbr {
    color: var(--color-error);
    text-decoration: none;
}

.form__input,
.form__select,
.form__textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: inherit;
    font-size: 1rem;
    border: 2px solid var(--color-neutral);
    border-radius: var(--radius-sm);
    background-color: var(--color-white);
    color: var(--color-text);
    transition: border-color var(--transition);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
    border-color: var(--color-cta);
    outline: none;
}

.form__input.is-invalid,
.form__select.is-invalid,
.form__textarea.is-invalid {
    border-color: var(--color-error);
}

.form__textarea {
    min-height: 120px;
    resize: vertical;
}

.form__error {
    font-size: 0.85rem;
    color: var(--color-error);
    min-height: 1.25rem;
}

.form__checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--space-xs);
    margin-block: var(--space-sm);
}

.form__checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    accent-color: var(--color-cta);
    flex-shrink: 0;
}

.form__checkbox-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.form__checkbox-label a {
    text-decoration: underline;
}

.form__captcha {
    margin-block: var(--space-sm);
}

.form__submit {
    width: 100%;
    margin-top: var(--space-sm);
}

.form__message {
    padding: var(--space-sm);
    border-radius: var(--radius-sm);
    margin-top: var(--space-sm);
    font-weight: 500;
    display: none;
}

.form__message.is-visible {
    display: block;
}

.form__message--success {
    background-color: rgba(45, 122, 79, 0.12);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.form__message--error {
    background-color: rgba(192, 57, 43, 0.1);
    color: var(--color-error);
    border: 1px solid var(--color-error);
}

.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding-block: var(--space-lg);
}

.footer__grid {
    display: grid;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer__brand img {
    height: 36px;
    margin-bottom: var(--space-sm);
    filter: brightness(0) invert(1);
}

.footer__brand p {
    font-size: 0.9rem;
    opacity: 0.85;
    line-height: 1.6;
}

.footer__title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--color-powder);
}

.footer__links li {
    margin-bottom: 0.5rem;
}

.footer__links a {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    transition: color var(--transition);
}

.footer__links a:hover {
    color: var(--color-powder);
}

.footer__social {
    display: flex;
    gap: var(--space-xs);
}

.footer__social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    transition: background-color var(--transition);
}

.footer__social a:hover {
    background-color: var(--color-cta);
}

.footer__bottom {
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    text-align: center;
    font-size: 0.85rem;
    opacity: 0.75;
}

.footer__bottom a {
    color: var(--color-powder);
}

@media (min-width:480px) {
    .container {
        padding-inline: var(--space-md);
    }

    .logo__text {
        display: block;
    }

    .form__row--2 {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width:768px) {
    :root {
        --header-height: 80px;
    }

    .nav__toggle {
        display: none;
    }

    .nav {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        background: none;
        box-shadow: none;
    }

    .nav__list {
        flex-direction: row;
        align-items: center;
        gap: 0.25rem;
        padding: 0;
    }

    .nav__link {
        padding: 0.5rem 0.875rem;
        font-size: 0.95rem;
    }

    .about__grid {
        grid-template-columns: 1fr 1fr;
        align-items: center;
    }

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

    .contact__grid {
        grid-template-columns: 1fr 1.2fr;
    }

    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr;
    }

    .form {
        padding: var(--space-lg);
    }
}

@media (min-width:1024px) {
    .section {
        padding-block: var(--space-2xl);
    }

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

    .service-card:nth-child(1),
    .service-card:nth-child(2) {
        grid-column: span 2;
    }

    .hero__content {
        padding-block: var(--space-2xl);
    }
}

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

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .fade-in {
        opacity: 1;
        transform: none;
    }
}