/* ===== Accessibility ===== */
:focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
    border-radius: 4px;
}
.header :focus-visible,
.section--dark :focus-visible,
.hero :focus-visible,
.footer :focus-visible { outline-color: var(--color-primary-light); }
.skip-link {
    position: fixed;
    top: 8px; left: 8px;
    z-index: 1000;
    padding: 12px 20px;
    background: var(--color-primary);
    color: var(--color-dark);
    font-weight: 700;
    border-radius: var(--radius-sm);
    transform: translateY(-200%);
}
.skip-link:focus { transform: none; color: var(--color-dark); }
main:focus { outline: none; }
.burger { min-width: 44px; min-height: 44px; }
@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;
    }
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
.page-anchor {
    display: block;
    height: 0;
    scroll-margin-top: 0;
}
body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-text); }
ul { list-style: none; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Cards (shared base) ===== */
.card,
.pain-card,
.service-card,
.team-card,
.blog-card,
.example-card,
.tools-card,
.calc-form,
.trust-badge {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font);
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition), opacity var(--transition);
    text-decoration: none;
    white-space: nowrap;
    min-height: 44px;
}
.btn--primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-warm) 100%);
    color: var(--color-dark);
    box-shadow: 0 4px 16px var(--color-primary-glow);
}
.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--color-primary-glow);
    color: var(--color-dark);
}
.btn--ghost {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255,255,255,0.35);
}
.btn--ghost:hover {
    background: rgba(255,255,255,0.1);
    color: var(--color-white);
    border-color: rgba(255,255,255,0.6);
}
.btn--lg { padding: 16px 32px; font-size: 16px; }
.btn--sm { padding: 10px 18px; font-size: 14px; min-height: 44px; }
.btn--block { width: 100%; }
.btn--outline {
    background: transparent;
    color: var(--color-heading);
    border: 2px solid var(--color-border);
}
.btn--outline:hover {
    border-color: var(--color-primary);
    color: var(--color-heading);
    background: rgba(234, 179, 8, 0.08);
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    height: var(--header-h);
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}
.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}
.logo__mark {
    background: var(--color-primary);
    color: var(--color-dark);
    font-weight: 800;
    font-size: 14px;
    padding: 4px 8px;
    border-radius: 6px;
}
.logo__text {
    color: var(--color-white);
    font-weight: 700;
    font-size: 18px;
}
.nav { display: flex; align-items: center; gap: 8px; }
.nav__link {
    color: rgba(255,255,255,0.8);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: 8px;
    transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition), opacity var(--transition);
}
.nav__link:hover { color: var(--color-white); background: rgba(255,255,255,0.08); }
.nav__link--cta {
    background: var(--color-primary);
    color: var(--color-dark) !important;
    font-weight: 600;
}
.nav__link--cta:hover { background: var(--color-primary-light); transform: translateY(-1px); }
.nav__messengers {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: 4px;
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}
.burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-surface);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== Sections ===== */
.section { padding: 96px 0; }
.section--alt { background: var(--color-bg-alt); }
.section--dark {
    background: var(--color-dark);
    color: var(--color-white);
}
.section--contact { background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-border) 100%); }
.section__head { margin-bottom: 56px; }
.section__head--center { text-align: center; }
.section__tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    margin-bottom: 12px;
}
.section__tag--light { color: var(--color-primary); }
.section__title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--color-heading);
    letter-spacing: -0.02em;
    line-height: 1.2;
}
.section__title--light { color: var(--color-white); }
.section__desc {
    margin-top: 16px;
    font-size: 18px;
    color: var(--color-text-light);
    max-width: 560px;
}
.section__head--center .section__desc { margin-left: auto; margin-right: auto; }
.section__cta-text {
    text-align: center;
    margin-top: 40px;
    font-size: 18px;
    color: var(--color-text-light);
}

/* ===== Messengers ===== */
.messenger-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
    line-height: 0;
}
.messenger-btn--sm { width: 36px; height: 36px; }
.messenger-btn:hover { transform: scale(1.1); }
.messenger-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--color-surface);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-heading);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
}
.messenger-link:hover {
    border-color: var(--color-primary);
    color: var(--color-heading);
    box-shadow: var(--shadow);
}
.contact-messengers { margin-top: 28px; }
.contact-messengers__label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: 12px;
}
.contact-messengers__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.footer__messengers {
    display: flex;
    gap: 12px;
    align-items: center;
}
.footer__messengers a {
    opacity: 0.8;
    transition: var(--transition);
    line-height: 0;
}
.footer__messengers a:hover { opacity: 1; transform: scale(1.08); }
.footer__rate {
    margin-top: 8px;
    font-weight: 600;
    color: var(--color-primary) !important;
}

/* ===== Contact form ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 64px;
    align-items: start;
}
.contact-info__text {
    font-size: 17px;
    color: var(--color-text-light);
    margin: 20px 0 28px;
    line-height: 1.7;
}
.contact-benefits li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    font-weight: 500;
    color: var(--color-heading);
}
.contact-benefits li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}
.contact-form-wrap {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}
.form-row--offscreen {
    position: absolute;
    left: -10000px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

.form-row { margin-bottom: 20px; }
.form-row label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: 8px;
}
.form-row--half {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-control,
.form-select,
.form-input,
.form-textarea {
    width: 100%;
    min-height: 44px;
    padding: 12px 16px;
    font-family: var(--font);
    font-size: 15px;
    color: var(--color-heading);
    background: var(--color-bg);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus,
.form-select:focus,
.form-input:focus,
.form-textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}
textarea.form-control,
.form-textarea { resize: vertical; min-height: 100px; }
select.form-control,
.form-select { cursor: pointer; }
.field-error { display: block; font-size: 13px; color: var(--color-danger-light); margin-top: 6px; }
.form-errors {
    background: var(--color-danger-bg);
    color: var(--color-danger);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
}
.form-note {
    margin-top: 16px;
    font-size: 12px;
    color: var(--color-text-light);
    text-align: center;
    line-height: 1.5;
}
.form-note a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* ===== Footer ===== */
.footer {
    background: var(--color-dark);
    color: rgba(255,255,255,0.6);
    padding: 48px 0;
}
.footer__inner {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
    align-items: start;
}
.footer__brand p { margin-top: 12px; font-size: 14px; max-width: 280px; }
.logo--footer .logo__text { color: var(--color-white); }
.footer__links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer__links a {
    color: rgba(255,255,255,0.7);
    font-size: 14px;
}
.footer__links a:hover { color: var(--color-primary); }
.footer__copy {
    grid-column: 1 / -1;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.08);
    font-size: 13px;
}

/* ===== Animations ===== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}
.hero__content { animation: fadeUp 0.7s ease both; }
.hero__visual { animation: fadeUp 0.7s 0.15s ease both; }

/* ===== Cookie consent ===== */
.cookie-consent {
    position: fixed;
    inset: auto 0 0 0;
    z-index: 1000;
    padding: 16px;
    background: rgba(15, 23, 42, 0.96);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.25);
    color: rgba(255, 255, 255, 0.92);
}
.cookie-consent[hidden] { display: none; }
.cookie-consent__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.cookie-consent__title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-white);
}
.cookie-consent__text {
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.82);
    margin: 0;
    max-width: 760px;
}
.cookie-consent__text a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}
.cookie-consent__actions {
    display: flex;
    flex-shrink: 0;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-end;
}
.cookie-consent__actions .btn--outline {
    border-color: rgba(255, 255, 255, 0.35);
    color: var(--color-white);
    background: transparent;
}
.cookie-consent__actions .btn--outline:hover {
    border-color: var(--color-white);
    background: rgba(255, 255, 255, 0.08);
}
body.cookie-consent-open { padding-bottom: 0; }
@media (max-width: 768px) {
    .cookie-consent__inner {
        flex-direction: column;
        align-items: stretch;
    }
    .cookie-consent__actions {
        justify-content: stretch;
    }
    .cookie-consent__actions .btn {
        flex: 1 1 calc(50% - 5px);
    }
}