:root {
    --qa-primary: #0f766e;
    --qa-primary-dark: #073f3d;
    --qa-primary-soft: #d9f3ef;
    --qa-accent: #f59e0b;
    --qa-success: #22c55e;
    --qa-danger: #dc2626;
    --qa-text: #102033;
    --qa-muted: #60737f;
    --qa-line: #dbe7e5;
    --qa-bg: #f4faf8;
    --qa-white: #ffffff;
    --qa-shadow: 0 18px 48px rgba(7, 63, 61, 0.11);
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--qa-bg);
    color: var(--qa-text);
    font-family: Inter, Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.55;
}

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

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

.qa-container {
    width: min(1180px, calc(100% - 36px));
    margin: 0 auto;
}

.qa-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid rgba(219, 231, 229, 0.9);
    backdrop-filter: blur(16px);
}

.qa-header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.qa-logo img {
    width: 150px;
    height: auto;
}

.qa-nav {
    display: flex;
    align-items: center;
    gap: 18px;
    color: #28464b;
    font-weight: 700;
    font-size: 14px;
}

.qa-nav a {
    padding: 8px 0;
}

.qa-nav a:hover,
.qa-nav a.is-active {
    color: var(--qa-primary);
}

.qa-nav-group {
    position: relative;
}

.qa-nav-sub {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    padding: 10px;
    border: 1px solid var(--qa-line);
    border-radius: 8px;
    background: var(--qa-white);
    box-shadow: var(--qa-shadow);
    display: none;
}

.qa-nav-group:hover .qa-nav-sub {
    display: grid;
    gap: 6px;
}

.qa-menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--qa-line);
    border-radius: 8px;
    background: var(--qa-white);
    color: var(--qa-primary-dark);
    font-weight: 900;
}

.qa-main {
    min-height: 70vh;
}

.qa-hero {
    position: relative;
    min-height: 650px;
    display: flex;
    align-items: center;
    color: var(--qa-white);
    overflow: hidden;
}

.qa-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(7, 63, 61, 0.92) 0%, rgba(7, 63, 61, 0.72) 38%, rgba(7, 63, 61, 0.16) 72%);
    z-index: 1;
}

.qa-hero img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.qa-hero-content {
    position: relative;
    z-index: 2;
    width: min(650px, 100%);
    padding: 86px 0;
}

.qa-eyebrow {
    margin: 0 0 10px;
    color: var(--qa-accent);
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 0;
    text-transform: uppercase;
}

.qa-hero h1,
.qa-page-title {
    margin: 0;
    font-size: clamp(38px, 6vw, 76px);
    line-height: 1.02;
    letter-spacing: 0;
}

.qa-hero p {
    max-width: 560px;
    margin: 20px 0 0;
    color: rgba(255, 255, 255, 0.86);
    font-size: 19px;
}

.qa-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.qa-button,
button.qa-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 11px 18px;
    border: 1px solid transparent;
    border-radius: 8px;
    background: var(--qa-primary);
    color: var(--qa-white);
    font-weight: 900;
    cursor: pointer;
}

.qa-button:hover {
    background: #0a625c;
}

.qa-button-accent {
    background: var(--qa-accent);
}

.qa-button-accent:hover {
    background: #d98706;
}

.qa-button-light {
    background: var(--qa-white);
    color: var(--qa-primary-dark);
    border-color: var(--qa-line);
}

.qa-button-light:hover {
    background: #eef8f6;
}

.qa-section {
    padding: 72px 0;
}

.qa-section-tight {
    padding: 44px 0;
}

.qa-section-white {
    background: var(--qa-white);
}

.qa-section-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 24px;
}

.qa-section-head h2,
.qa-card h2,
.qa-panel h2 {
    margin: 0;
    font-size: 30px;
    line-height: 1.15;
}

.qa-section-head p {
    margin: 8px 0 0;
    color: var(--qa-muted);
    max-width: 680px;
}

.qa-grid {
    display: grid;
    gap: 18px;
}

.qa-grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.qa-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.qa-grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.qa-card,
.qa-panel {
    background: var(--qa-white);
    border: 1px solid var(--qa-line);
    border-radius: 8px;
    box-shadow: var(--qa-shadow);
}

.qa-card {
    padding: 24px;
}

.qa-card h3 {
    margin: 0 0 8px;
    font-size: 21px;
}

.qa-card p {
    margin: 0;
    color: var(--qa-muted);
}

.qa-card p + p {
    margin-top: 12px;
}

.qa-card ul,
.qa-check-list {
    margin: 14px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 9px;
    color: var(--qa-muted);
}

.qa-card li::before,
.qa-check-list li::before {
    content: "✓";
    margin-right: 8px;
    color: var(--qa-primary);
    font-weight: 900;
}

.qa-page-hero {
    padding: 70px 0 34px;
}

.qa-page-title {
    color: var(--qa-primary-dark);
    font-size: clamp(34px, 5vw, 58px);
}

.qa-page-intro {
    max-width: 760px;
    margin: 14px 0 0;
    color: var(--qa-muted);
    font-size: 18px;
}

.qa-filter {
    padding: 18px;
    margin-bottom: 22px;
}

.qa-filter form {
    display: grid;
    grid-template-columns: 2fr repeat(3, minmax(150px, 1fr)) auto;
    gap: 12px;
    align-items: end;
}

.qa-field label {
    display: block;
    margin-bottom: 6px;
    color: #2a464a;
    font-weight: 900;
}

.qa-input,
.qa-select,
.qa-textarea {
    width: 100%;
    min-height: 44px;
    border: 1px solid var(--qa-line);
    border-radius: 8px;
    background: var(--qa-white);
    color: var(--qa-text);
    padding: 10px 12px;
    font: inherit;
}

.qa-textarea {
    min-height: 130px;
    resize: vertical;
}

.qa-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.qa-form {
    display: grid;
    gap: 16px;
}

.qa-company-card,
.qa-offer-card {
    overflow: hidden;
}

.qa-card-image {
    height: 190px;
    background: #e1efec;
}

.qa-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.qa-card-body {
    padding: 18px;
}

.qa-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 10px 0;
}

.qa-badge {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 4px 9px;
    border-radius: 999px;
    background: var(--qa-primary-soft);
    color: var(--qa-primary-dark);
    font-size: 12px;
    font-weight: 900;
}

.qa-badge-accent {
    background: #fff1d6;
    color: #975d00;
}

.qa-price {
    font-size: 34px;
    font-weight: 900;
    color: var(--qa-primary-dark);
}

.qa-empty {
    padding: 34px;
    border: 1px dashed var(--qa-line);
    border-radius: 8px;
    color: var(--qa-muted);
    text-align: center;
    background: rgba(255, 255, 255, 0.7);
}

.qa-message {
    margin-bottom: 18px;
    padding: 13px 15px;
    border-radius: 8px;
    border: 1px solid var(--qa-line);
    background: var(--qa-white);
    font-weight: 800;
}

.qa-message-success {
    background: #effdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.qa-message-error {
    background: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}

.qa-message-warning {
    background: #fffbeb;
    border-color: #fde68a;
    color: #92400e;
}

.qa-auth-wrap {
    width: min(620px, calc(100% - 36px));
    margin: 50px auto 76px;
}

.qa-auth-card {
    padding: 28px;
}

.qa-footer {
    background: var(--qa-primary-dark);
    color: rgba(255, 255, 255, 0.78);
    padding: 48px 0 28px;
}

.qa-footer a:hover {
    color: var(--qa-white);
}

.qa-footer-grid {
    display: grid;
    grid-template-columns: 1.3fr repeat(3, 1fr);
    gap: 24px;
}

.qa-footer h3 {
    margin: 0 0 12px;
    color: var(--qa-white);
}

.qa-footer-links {
    display: grid;
    gap: 8px;
}

.qa-footer-bottom {
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

@media (max-width: 980px) {
    .qa-menu-toggle {
        display: inline-grid;
        place-items: center;
    }

    .qa-nav {
        position: absolute;
        top: 78px;
        left: 0;
        right: 0;
        display: none;
        padding: 16px 18px 20px;
        background: var(--qa-white);
        border-bottom: 1px solid var(--qa-line);
        box-shadow: var(--qa-shadow);
    }

    .qa-nav.is-open {
        display: grid;
        gap: 10px;
    }

    .qa-nav-sub {
        position: static;
        display: grid;
        box-shadow: none;
        margin-top: 6px;
    }

    .qa-hero {
        min-height: 560px;
    }

    .qa-hero::before {
        background: linear-gradient(180deg, rgba(7, 63, 61, 0.88) 0%, rgba(7, 63, 61, 0.76) 66%, rgba(7, 63, 61, 0.36) 100%);
    }

    .qa-grid-3,
    .qa-grid-4,
    .qa-filter form,
    .qa-footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 680px) {
    .qa-container {
        width: min(100% - 26px, 1180px);
    }

    .qa-header-inner {
        min-height: 68px;
    }

    .qa-nav {
        top: 68px;
    }

    .qa-logo img {
        width: 132px;
    }

    .qa-hero {
        min-height: 610px;
    }

    .qa-section,
    .qa-page-hero {
        padding: 46px 0;
    }

    .qa-section-head {
        display: block;
    }

    .qa-grid-2,
    .qa-grid-3,
    .qa-grid-4,
    .qa-filter form,
    .qa-form-grid,
    .qa-footer-grid {
        grid-template-columns: 1fr;
    }

    .qa-actions .qa-button,
    .qa-actions .qa-button-light,
    .qa-actions .qa-button-accent {
        width: 100%;
    }

    .qa-footer-bottom {
        display: block;
    }
}