:root {
    --promahd-blue: #1d80c4;
    --promahd-blue-dark: #15689e;
    --promahd-ink: #1a1a1a;
    --promahd-muted: #5a5a5a;
    --promahd-line: #e4eaf0;
    --promahd-soft: #f3f7fb;
    --promahd-white: #ffffff;
    --font-display: "Montserrat", "Segoe UI", sans-serif;
    --font-body: "Source Sans 3", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--promahd-ink);
    background: var(--promahd-white);
    line-height: 1.6;
}
a { color: var(--promahd-blue); text-decoration: none; }
a:hover { color: var(--promahd-blue-dark); }
img { max-width: 100%; height: auto; display: block; }
.container { width: min(1140px, calc(100% - 2rem)); margin-inline: auto; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.96);
    border-bottom: 1px solid var(--promahd-line);
    backdrop-filter: blur(8px);
}
.topbar {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
    padding: .45rem 0;
    font-size: .9rem;
    color: var(--promahd-muted);
    border-bottom: 1px solid var(--promahd-line);
}
.topbar a { color: inherit; }
.lang-switch { display: flex; gap: .4rem; }
.lang-switch a {
    padding: .15rem .45rem;
    border: 1px solid var(--promahd-line);
    border-radius: 4px;
    font-weight: 600;
    font-size: .8rem;
}
.lang-switch a.active {
    background: var(--promahd-blue);
    border-color: var(--promahd-blue);
    color: #fff;
}
.nav-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: .7rem 0;
}
.brand img { height: 64px; width: auto; }
.main-nav { display: flex; gap: 1.2rem; align-items: center; }
.nav-item { position: relative; }
.nav-item > a, .nav-item > span {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .92rem;
    letter-spacing: .02em;
    text-transform: uppercase;
    color: var(--promahd-ink);
    cursor: pointer;
}
.nav-item:hover > a, .nav-item:hover > span { color: var(--promahd-blue); }
.submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: #fff;
    border: 1px solid var(--promahd-line);
    box-shadow: 0 12px 30px rgba(26,26,26,.08);
    padding: .5rem 0;
}
.nav-item:hover .submenu { display: block; }
.submenu a {
    display: block;
    padding: .55rem 1rem;
    color: var(--promahd-ink);
    font-size: .95rem;
}
.submenu a:hover { background: var(--promahd-soft); color: var(--promahd-blue); }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
    padding: .75rem 1.25rem;
    border-radius: 4px;
    border: none;
    font-family: var(--font-display);
    font-weight: 700;
    cursor: pointer;
}
.btn-primary { background: var(--promahd-blue); color: #fff; }
.btn-primary:hover { background: var(--promahd-blue-dark); color: #fff; }
.btn-secondary { background: #5a6b7b; color: #fff; }
.btn-secondary:hover { filter: brightness(.95); color: #fff; }
a.btn-secondary { color: #fff; text-decoration: none; }
.btn-outline {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
}
.btn-outline:hover { background: #fff; color: var(--promahd-blue); }
.btn i, .btn .bi { font-size: 1.05em; line-height: 1; }

.hero {
    position: relative;
    min-height: 78vh;
    display: grid;
    align-items: end;
    color: #fff;
    overflow: hidden;
    background: #0c1c2c;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-bg-slide {
    position: absolute;
    inset: 0;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 1s ease, transform 6s ease;
}
.hero-bg-slide.is-active {
    opacity: 1;
    transform: scale(1);
}
.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(180deg, rgba(12,28,44,.22) 0%, rgba(12,28,44,.48) 55%, rgba(12,28,44,.68) 100%),
        linear-gradient(90deg, rgba(12,28,44,.32) 0%, rgba(12,28,44,.08) 70%);
    pointer-events: none;
}
.hero-inner {
    position: relative;
    z-index: 2;
    padding: 4.5rem 0 3.5rem;
    max-width: 720px;
}
.hero-brand {
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 6vw, 4.4rem);
    font-weight: 800;
    letter-spacing: .04em;
    margin: 0 0 .6rem;
    line-height: 1;
    text-shadow: 0 2px 18px rgba(0,0,0,.35);
}
.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 2.4vw, 1.7rem);
    font-weight: 600;
    margin: 0 0 1rem;
    line-height: 1.35;
    text-shadow: 0 2px 14px rgba(0,0,0,.35);
}
.hero-inner > p {
    margin: 0 0 1.5rem;
    font-size: 1.05rem;
    max-width: 560px;
    opacity: .98;
    text-shadow: 0 1px 10px rgba(0,0,0,.3);
}
.hero-actions { display: flex; gap: .8rem; flex-wrap: wrap; }

.section { padding: 4rem 0; }
.section-alt { background: var(--promahd-soft); }
.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin: 0 0 .5rem;
}
.section-lead { color: var(--promahd-muted); margin: 0 0 2rem; max-width: 640px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.feature {
    padding: 1.4rem 0;
    border-top: 3px solid var(--promahd-blue);
}
.feature h3 {
    font-family: var(--font-display);
    margin: 0 0 .5rem;
    font-size: 1.15rem;
}
.news-item h3 { margin: .8rem 0 .4rem; font-family: var(--font-display); font-size: 1.1rem; }
.news-item img { width: 100%; height: 190px; object-fit: cover; }
.news-meta { color: var(--promahd-muted); font-size: .9rem; }

.card {
    background: #fff;
    border: 1px solid var(--promahd-line);
    border-radius: 8px;
    padding: 1.15rem 1.25rem;
    box-sizing: border-box;
}
.news-filter-card {
    width: 100%;
    margin-bottom: 1.25rem;
}
.news-filter-form {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: 1rem;
    align-items: end;
    width: 100%;
}
.news-filter-field {
    display: flex;
    flex-direction: column;
    min-width: 0;
    width: 100%;
}
.news-filter-field label {
    display: block;
    margin-bottom: .35rem;
    font-size: .85rem;
    font-weight: 600;
    color: #556;
}
.news-filter-field input {
    display: block;
    width: 100%;
    box-sizing: border-box;
    padding: .65rem .75rem;
    border: 1px solid var(--promahd-line);
    border-radius: 4px;
    font: inherit;
    background: #fff;
}
.news-filter-actions {
    display: flex;
    gap: .5rem;
    align-items: center;
    flex-wrap: wrap;
}
.news-filter-actions .btn {
    white-space: nowrap;
}
.filters-count {
    color: var(--promahd-muted);
    margin: 0 0 1.5rem;
    font-size: .95rem;
}
@media (max-width: 900px) {
    .news-filter-form {
        grid-template-columns: 1fr 1fr;
    }
    .news-filter-field--search,
    .news-filter-actions {
        grid-column: 1 / -1;
    }
}
@media (max-width: 560px) {
    .news-filter-form {
        grid-template-columns: 1fr;
    }
}

.page-hero {
    background: linear-gradient(135deg, #0f4f7a, var(--promahd-blue));
    color: #fff;
    padding: 3.2rem 0 2.4rem;
}
.page-hero h1 {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.6rem);
}
.page-hero p { margin: .7rem 0 0; opacity: .92; max-width: 720px; }
.content-body { padding: 2.5rem 0 4rem; }
.content-body h2, .content-body h3 { font-family: var(--font-display); }
.content-body .prose { max-width: 820px; }
.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 2rem 0;
}
.stat {
    background: var(--promahd-soft);
    padding: 1.2rem;
    border-left: 4px solid var(--promahd-blue);
}
.stat strong {
    display: block;
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--promahd-blue);
}

.form-card {
    max-width: 640px;
    background: #fff;
    border: 1px solid var(--promahd-line);
    padding: 1.5rem;
}
.form-group { margin-bottom: 1rem; }
.hp-field {
    position: absolute;
    left: -10000px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}
.form-group label { display: block; font-weight: 600; margin-bottom: .35rem; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: .7rem .8rem;
    border: 1px solid var(--promahd-line);
    border-radius: 4px;
    font: inherit;
}
.alert {
    padding: .85rem 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}
.alert-success { background: #e8f7ef; color: #146c43; }
.alert-error { background: #fdecec; color: #9b1c1c; }

.site-footer {
    background: #102433;
    color: #d7e3ec;
    padding: 3rem 0 1.5rem;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}
.site-footer h4 {
    color: #fff;
    font-family: var(--font-display);
    margin: 0 0 1rem;
}
.site-footer a { color: #d7e3ec; }
.site-footer a:hover { color: #fff; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.12);
    padding-top: 1rem;
    font-size: .9rem;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.partners {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}
.partners img {
    height: 42px;
    width: auto;
    background: #fff;
    padding: .35rem;
    border-radius: 4px;
}

.nav-toggle { display: none; background: none; border: 1px solid var(--promahd-line); padding: .45rem .7rem; }

.media-slider {
    position: relative;
    overflow: hidden;
    background: #0f2433;
    border-radius: 6px;
}
.media-slider-track { position: relative; min-height: 420px; }
.media-slide {
    display: none;
    margin: 0;
    position: relative;
}
.media-slide.is-active { display: block; }
.media-slide img {
    width: 100%;
    height: min(68vh, 520px);
    object-fit: cover;
}
.media-slide figcaption {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    padding: 1.1rem 1.25rem;
    background: linear-gradient(transparent, rgba(0,0,0,.75));
    color: #fff;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
}
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 42px; height: 42px;
    border: none;
    border-radius: 50%;
    background: rgba(255,255,255,.92);
    color: var(--promahd-ink);
    font-size: 1.6rem;
    cursor: pointer;
    line-height: 1;
}
.slider-btn.prev { left: .8rem; }
.slider-btn.next { right: .8rem; }
.slider-dots {
    position: absolute;
    left: 0; right: 0; bottom: .7rem;
    display: flex;
    justify-content: center;
    gap: .4rem;
    z-index: 2;
}
.slider-dots button {
    width: 9px; height: 9px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,.45);
    cursor: pointer;
    padding: 0;
}
.slider-dots button.is-active { background: #fff; }

.video-grid, .photo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
.video-card, .photo-card {
    margin: 0;
    background: #fff;
    border: 1px solid var(--promahd-line);
}
.video-card video {
    width: 100%;
    height: 220px;
    object-fit: cover;
    background: #000;
    display: block;
}
.video-card h3, .photo-card figcaption {
    margin: 0;
    padding: .85rem 1rem;
    font-family: var(--font-display);
    font-size: 1rem;
}
.photo-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.contact-layout {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 2rem;
    align-items: start;
}
.nav-item > a {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: .92rem;
    letter-spacing: .02em;
    text-transform: uppercase;
    color: var(--promahd-ink);
}
.nav-item > a:hover { color: var(--promahd-blue); }

@media (max-width: 900px) {
    .grid-3, .grid-2, .stats, .footer-grid, .video-grid, .photo-grid { grid-template-columns: 1fr; }
    .contact-layout { grid-template-columns: 1fr; }
    .nav-toggle { display: inline-flex; }
    .main-nav {
        display: none;
        position: absolute;
        left: 0; right: 0; top: 100%;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        padding: 1rem;
        border-bottom: 1px solid var(--promahd-line);
    }
    .main-nav.open { display: flex; }
    .submenu { position: static; display: block; box-shadow: none; border: none; padding-left: .5rem; }
    .hero { min-height: 70vh; }
    .media-slider-track { min-height: 280px; }
    .media-slide img { height: 280px; }
}