:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --dark: #1e293b;
    --light: #f8fafc;
    --text: #334155;
    --border: #e2e8f0;
    --transition: all 0.3s ease;
    --footer-accent: #e8c547;
    --nav-bg: #ffffff;
    --nav-text: var(--text);
    --nav-logo: var(--dark);
    --nav-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    --surface: #ffffff;
    --landing-bg: linear-gradient(135deg, #ffffff 0%, #e2e8f0 100%);
    --gallery-gradient: linear-gradient(135deg, #e2e8f0, #cbd5e1);
    --font-body: 'Inter', system-ui, sans-serif;
    --font-heading: 'Inter', system-ui, sans-serif;
    --radius: 6px;
    --card-radius: 8px;
    --footer-bg: var(--dark);
    --footer-text: rgba(248, 250, 252, 0.88);
    --brand-logo-blend: normal;
    --brand-logo-boost: none;
    --footer-logo-blend: normal;
    --footer-logo-filter: none;
}

* {
    box-sizing: border-box;
}

/* Static copy: default cursor; only form fields look editable */
html {
    cursor: default;
}

body,
p,
h1,
h2,
h3,
h4,
h5,
h6,
li,
span,
td,
th,
blockquote,
figcaption,
label:not([for]) {
    cursor: default;
    -webkit-user-select: none;
    user-select: none;
}

input,
textarea,
select,
[contenteditable="true"] {
    cursor: text;
    -webkit-user-select: text;
    user-select: text;
}

a,
button,
[role="button"],
label[for],
summary {
    cursor: pointer;
    -webkit-user-select: none;
    user-select: none;
}

body {
    font-family: var(--font-body);
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: var(--text);
    background: var(--light);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

nav.site-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background: var(--nav-bg);
    box-shadow: var(--nav-shadow);
    position: sticky;
    top: 0;
    z-index: 10;
}

.nav-top {
    display: contents;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--nav-logo);
}

.logo--image {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    line-height: 0;
    overflow: visible;
    text-decoration: none;
    color: inherit;
}

.logo__img {
    display: block;
    height: 2.75rem;
    width: auto;
    max-width: min(16rem, 40vw);
    object-fit: contain;
    object-position: left center;
    transform: scale(1.2);
    transform-origin: left center;
    mix-blend-mode: var(--brand-logo-blend, normal);
    filter: var(--brand-logo-boost, none);
}

#nav-links {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
}

@media (max-width: 1100px) and (min-width: 769px) {
    #nav-links {
        gap: 0.75rem;
        font-size: 0.9rem;
    }
}

#nav-links a,
#nav-links button {
    background: none;
    border: 0;
    padding: 0;
    font: inherit;
    cursor: pointer;
    text-decoration: none;
    color: var(--nav-text);
    font-weight: 500;
    transition: var(--transition);
}

#nav-links a:hover,
#nav-links button:hover,
#nav-links a.active {
    color: var(--primary);
    font-weight: 700;
}

#nav-links .active {
    color: var(--primary);
    font-weight: 700;
}

#app-content {
    flex: 1;
}

.fragment {
    padding: 4rem 0;
}

.fragment h2 {
    font-family: var(--font-heading);
    color: var(--dark);
}

.landing {
    text-align: center;
    padding: 5rem 2rem;
    background: var(--landing-bg);
}

.landing h1 {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--dark);
    margin: 0 0 1rem;
}

.landing-tagline {
    font-size: 1.125rem;
    max-width: 560px;
    margin: 0 auto 2rem;
}

.btn-primary {
    display: inline-block;
    background: var(--primary);
    color: white;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.contact-layout {
    display: grid;
    gap: 1.5rem;
    align-items: start;
    margin-top: 0.5rem;
}

@media (min-width: 900px) {
    .contact-layout {
        grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
        gap: 2rem;
    }
}

.contact-form-panel,
.contact-channels-panel {
    padding: clamp(1.25rem, 3.5vw, 2rem);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: calc(var(--card-radius) + 4px);
    box-shadow: 0 12px 40px rgba(15, 23, 42, 0.06);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 100%;
}

.contact-form__title,
.contact-channels__title {
    font-family: var(--font-heading);
    font-size: clamp(1.25rem, 2.4vw, 1.5rem);
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: var(--dark);
}

.contact-channels__lead {
    margin: 0 0 1.1rem;
    color: var(--text);
    font-size: 0.95rem;
    line-height: 1.5;
}

.contact-form__lead {
    margin: 0 0 1.25rem;
    color: var(--text);
    font-size: 0.95rem;
    line-height: 1.5;
}

.contact-form__field {
    display: flex;
    flex-direction: column;
    width: 100%;
    min-width: 0;
    margin-bottom: 1rem;
}

.contact-form__field label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: var(--text);
}

.contact-form__optional {
    font-weight: 500;
    opacity: 0.75;
}

.contact-form__field input,
.contact-form__field textarea {
    width: 100%;
    box-sizing: border-box;
    padding: 0.7rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--light);
    color: var(--dark);
    font: inherit;
    font-size: 1rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form__field input:focus,
.contact-form__field textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
    background: var(--surface);
}

.contact-form__field textarea {
    resize: vertical;
    min-height: 8rem;
}

.contact-form__hp {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.contact-form__status {
    margin: 0 0 1rem;
    font-size: 0.95rem;
}

.contact-form__status--error {
    color: #b42318;
}

.contact-form__submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    align-self: flex-start;
    min-height: 2.75rem;
    padding: 0.7rem 1.4rem;
    border: none;
    border-radius: var(--radius);
    background: var(--primary);
    color: #fff;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.contact-form__submit:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(14, 165, 233, 0.28);
}

.contact-form__submit:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.contact-methods {
    list-style: none;
    margin: 0;
    padding: 0;
}

.contact-methods li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.1rem 0;
    border-bottom: 1px solid var(--border);
}

.contact-methods li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.contact-methods li:first-child {
    padding-top: 0.35rem;
}

.contact-methods__icon {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: var(--radius);
    background: rgba(14, 165, 233, 0.12);
    color: var(--primary-dark);
}

.contact-methods__label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--text);
    margin-bottom: 0.2rem;
    opacity: 0.8;
}

.contact-methods a,
.contact-methods a:visited {
    color: var(--primary-dark);
    font-weight: 500;
    text-decoration: none;
}

.contact-methods a:hover {
    text-decoration: underline;
}

.site-footer {
    margin-top: auto;
    padding: 1.75rem 5% max(1.75rem, env(safe-area-inset-bottom, 0px));
    background: var(--footer-bg);
    color: var(--footer-text);
    border-top: 4px solid var(--footer-accent);
}

.site-footer__inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
    text-align: center;
}

@media (min-width: 768px) {
    .site-footer__inner {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        gap: 1rem 1.25rem;
        text-align: left;
    }

    /* Brand (+ footer social if present) left; site credit right */
    .site-footer__inner:has(.footer-social):has(.stalitsa-site-credit) {
        grid-template-columns: minmax(0, 1fr) auto auto;
    }

    .site-footer__inner > .stalitsa-site-credit {
        justify-self: end;
        grid-column: -2 / -1;
    }
}

/* Site credit placement on narrow viewports */
@media (max-width: 767px) {
    .site-footer__inner > .stalitsa-site-credit {
        justify-content: flex-end;
    }
}

.footer-social {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.55rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border: 2px solid var(--social-brand, #334155);
    border-radius: 50%;
    background: #fff;
    color: var(--social-brand, #334155);
    text-decoration: none;
    transition:
        background 0.15s ease,
        color 0.15s ease,
        border-color 0.15s ease,
        transform 0.15s ease;
}

.footer-social a:hover {
    background: var(--social-brand, #334155);
    border-color: var(--social-brand, #334155);
    color: #fff;
    transform: translateY(-2px);
}

/* Fixed mid-right rail; footer links take over when the footer is visible. */
.social-rail {
    position: fixed;
    z-index: 180;
    right: max(0.75rem, env(safe-area-inset-right, 0px));
    top: 0;
    bottom: auto;
    transform: translateY(0);
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
}

.social-rail.social-rail--ready {
    opacity: 1;
    visibility: visible;
    transition:
        opacity 0.22s ease,
        visibility 0.22s ease;
}

.social-rail.social-rail--over-footer {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.social-rail__list {
    pointer-events: auto;
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    border: 0;
    box-shadow: none;
}

.social-rail__link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--social-brand, #334155);
    color: var(--social-brand, #334155);
    text-decoration: none;
    transition:
        background 0.15s ease,
        color 0.15s ease,
        border-color 0.15s ease,
        transform 0.15s ease;
}

.social-rail__link:hover {
    background: var(--social-brand, #334155);
    border-color: var(--social-brand, #334155);
    color: #fff;
    transform: scale(1.05);
}

[data-social-platform="linkedin"] {
    --social-brand: #0a66c2;
}

[data-social-platform="facebook"] {
    --social-brand: #1877f2;
}

.footer-social .social-icon,
.social-rail .social-icon {
    width: 1.3rem;
    height: 1.3rem;
}

.social-rail__link:focus-visible,
.footer-social a:focus-visible {
    outline: 3px solid var(--social-brand, var(--primary, #0ea5e9));
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .footer-social a:hover,
    .social-rail__link:hover {
        transform: none;
    }
}

.legal-content p {
    color: var(--text);
}