:root {
    color-scheme: light;
    --font-body: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    --font-display: "Segoe UI Semibold", "Helvetica Neue", Arial, sans-serif;
    --color-night: #152438;
    --color-dusk: #314e7f;
    --color-river: #2f6b8f;
    --color-moss: #3f7d57;
    --color-sunrise: #f29b65;
    --color-light: #f8fbff;
    --color-muted: rgba(255, 255, 255, 0.75);
    --shadow-soft: 0 18px 40px rgba(21, 36, 56, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--color-night);
    background: linear-gradient(180deg, #f0f6ff 0%, #ffffff 60%);
    line-height: 1.6;
}

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

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

.container {
    width: min(1120px, 92vw);
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(21, 36, 56, 0.82);
    backdrop-filter: blur(8px);
    color: var(--color-light);
    padding: 0.8rem 0;
}

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

.brand {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    font-family: var(--font-display);
    letter-spacing: 0.04em;
}

.brand-mark {
    font-size: 1.25rem;
    text-transform: uppercase;
    font-weight: 600;
}

.brand-sub {
    font-size: 0.75rem;
    font-weight: 400;
    opacity: 0.85;
}

.nav-list {
    display: flex;
    gap: 1.4rem;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.95rem;
}

.nav-list a {
    position: relative;
    padding-bottom: 0.2rem;
    transition: color 0.2s ease, opacity 0.2s ease;
}

.nav-list a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-sunrise), var(--color-river));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.2s ease;
}

.nav-list a:hover::after,
.nav-list a:focus-visible::after {
    transform: scaleX(1);
}

.hero {
    position: relative;
    min-height: clamp(480px, 90vh, 720px);
    color: var(--color-light);
    display: grid;
    align-items: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(10, 20, 35, 0.6), rgba(10, 20, 35, 0.85)),
        url("assets/images/scenic-winter.jpg") center center / cover no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(242, 155, 101, 0.6), transparent 55%);
}

.hero-content {
    position: relative;
    padding: clamp(4rem, 8vw, 6rem) 0;
    max-width: 720px;
}

.hero-kicker {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.85rem;
    margin-bottom: 1rem;
    color: var(--color-muted);
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 5vw, 3.6rem);
    line-height: 1.1;
    margin: 0 0 1.5rem;
}

.hero p {
    font-size: 1.1rem;
    max-width: 46ch;
    margin-bottom: 2rem;
    color: var(--color-muted);
}

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

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: 0.75rem 1.9rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    font-size: 0.9rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    cursor: pointer;
}

.button.primary {
    background: linear-gradient(135deg, var(--color-sunrise), var(--color-river));
    color: #fff;
    box-shadow: var(--shadow-soft);
}

.button.primary:hover,
.button.primary:focus-visible {
    transform: translateY(-2px);
}

.button.ghost {
    border: 1px solid rgba(255, 255, 255, 0.45);
    color: var(--color-light);
    background: transparent;
}

.section {
    padding: clamp(4rem, 8vw, 6.5rem) 0;
}

.section h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.8rem);
    margin: 0 0 1.5rem;
}

.scenic {
    position: relative;
    overflow: hidden;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    --scenic-overlay: rgba(17, 29, 47, 0.52);
}

.scenic::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--scenic-overlay);
    z-index: 0;
}

.section-panel {
    position: relative;
    z-index: 1;
    background: var(--color-light);
    padding: clamp(2.5rem, 6vw, 4rem);
    border-radius: 24px;
    box-shadow: 0 18px 42px rgba(15, 27, 45, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.22);
}

.scenic .section-panel {
    color: var(--color-night);
}

.scenic .section-panel.section-panel--dark {
    color: #fff;
}

.section-panel--dark {
    background: rgba(15, 27, 45, 0.9);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.28);
    box-shadow: 0 20px 48px rgba(9, 16, 28, 0.6);
}

.section-panel--dark a {
    color: #fff;
}

.section-panel--dark a:hover,
.section-panel--dark a:focus-visible {
    color: var(--color-muted);
}

.scenic-dawn {
    background-image: url("assets/images/scenic-dawn.jpg");
    --scenic-overlay: rgba(24, 39, 61, 0.45);
}

.scenic-river {
    background-image: url("assets/images/scenic-river.jpg");
    --scenic-overlay: rgba(12, 24, 39, 0.58);
}

.scenic-winter {
    background-image: url("assets/images/scenic-winter.jpg");
    --scenic-overlay: rgba(11, 28, 24, 0.58);
}

.scenic-night {
    background-image: url("assets/images/scenic-night.jpg");
    --scenic-overlay: rgba(8, 16, 28, 0.64);
}

.about-content {
    display: grid;
    gap: clamp(2rem, 5vw, 4rem);
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    align-items: start;
}

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

.about-aside {
    background: linear-gradient(130deg, rgba(47, 107, 143, 0.12), rgba(63, 125, 87, 0.08));
    padding: 1.8rem;
    border-radius: 18px;
    border: 1px solid rgba(47, 107, 143, 0.15);
    box-shadow: 0 12px 30px rgba(21, 36, 56, 0.08);
}

.about-aside h3 {
    margin-top: 0;
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
}

.about-aside ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.5rem;
}

.service-grid {
    display: grid;
    gap: 1.8rem;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.service-card {
    padding: 1.8rem;
    border-radius: 18px;
    border: 1px solid rgba(21, 36, 56, 0.08);
    background: #fff;
    box-shadow: 0 12px 24px rgba(21, 36, 56, 0.07);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover,
.service-card:focus-within {
    transform: translateY(-6px);
    box-shadow: 0 18px 36px rgba(21, 36, 56, 0.15);
}

.service-card h3 {
    margin-top: 0;
    font-family: var(--font-display);
    font-size: 1.25rem;
}

.process {
    position: relative;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 1.6rem;
}

.process-steps article {
    background: #fff;
    border-radius: 16px;
    padding: 1.8rem;
    border: 1px solid rgba(21, 36, 56, 0.1);
    box-shadow: 0 12px 30px rgba(21, 36, 56, 0.11);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--color-river), var(--color-sunrise));
    color: #fff;
    font-weight: 700;
    margin-bottom: 1rem;
}

.showcase {
    color: #fff;
    background: radial-gradient(circle at top, rgba(49, 78, 127, 0.9), rgba(21, 36, 56, 0.95));
}

.showcase p {
    max-width: 60ch;
    color: rgba(255, 255, 255, 0.65);
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.2rem;
    margin-top: 2.5rem;
}

.showcase-card {
    position: relative;
    border-radius: 18px;
    padding: 8rem 1.4rem 1.6rem;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    box-shadow: 0 20px 40px rgba(12, 24, 38, 0.45);
    background-size: cover;
    background-position: center;
}

.showcase-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(12, 24, 38, 0.1), rgba(12, 24, 38, 0.85));
}

.showcase-card figcaption {
    position: relative;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
}

.showcase-card.summer {
    background-image: url("assets/images/summer-sunset.jpg");
}

.showcase-card.autumn {
    background-image: url("assets/images/autumn-river.jpg");
}

.showcase-card.winter {
    background-image: url("assets/images/winter-dawn.jpg");
}

.showcase-card.dusk {
    background-image: url("assets/images/dusk-current.jpg");
}

.testimonials {
    background: linear-gradient(180deg, rgba(63, 125, 87, 0.1), rgba(47, 107, 143, 0.05));
}

.testimonials-content {
    display: grid;
    gap: 1.8rem;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.testimonial {
    border-radius: 18px;
    border: 1px solid rgba(21, 36, 56, 0.08);
    background: #fff;
    padding: 1.8rem;
    font-size: 1.05rem;
    box-shadow: 0 14px 32px rgba(21, 36, 56, 0.12);
}

.testimonial .author {
    display: block;
    margin-top: 1.2rem;
    font-weight: 600;
    color: var(--color-river);
}

.contact-content {
    display: grid;
    gap: clamp(2rem, 5vw, 4rem);
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    align-items: start;
}

.contact-details {
    display: grid;
    gap: 0.6rem;
    margin: 1.8rem 0;
    font-size: 1.05rem;
}

.contact-details a {
    color: #fff;
    font-weight: 600;
}

.contact-form {
    display: grid;
    gap: 1rem;
    padding: 1.8rem;
    background: rgba(21, 36, 56, 0.6);
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.contact-form label {
    display: grid;
    gap: 0.4rem;
    font-weight: 600;
    font-size: 0.95rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: rgba(15, 27, 45, 0.4);
    color: #fff;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: 2px solid rgba(242, 155, 101, 0.6);
    outline-offset: 2px;
}

.privacy-note {
    margin: 0;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

.site-footer {
    background: #0f1b2d;
    color: rgba(255, 255, 255, 0.74);
    padding: 2.4rem 0;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1.5rem;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 1.2rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.74);
    transition: color 0.2s ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
    color: #fff;
}

@media (max-width: 720px) {
    .nav-list {
        gap: 1rem;
        font-size: 0.85rem;
    }

    .hero {
        text-align: center;
    }

    .hero-content {
        margin: 0 auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}