:root {
    --primary: #123d32;
    --primary-hover: #0c3027;
    --primary-soft: #e9f4ef;

    --accent: #4d8c70;
    --accent-light: #d8ebe2;

    --background: #f5f7f5;
    --surface: #ffffff;
    --surface-soft: #fafcfb;

    --text: #1f2925;
    --text-secondary: #64716b;
    --text-muted: #87928d;

    --border: #e2e8e5;
    --border-dark: #ccd6d1;

    --danger: #b42318;
    --danger-background: #fff4f2;

    --success: #287a50;
    --success-background: #edf8f2;

    --shadow-sm:
        0 1px 3px rgba(15, 35, 27, 0.04);

    --shadow-md:
        0 10px 35px rgba(15, 35, 27, 0.07);

    --shadow-lg:
        0 18px 55px rgba(15, 35, 27, 0.09);

    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
}


/* ---------------------------------------------------------
   Reset
--------------------------------------------------------- */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;

    min-height: 100vh;

    font-family:
        "Alexandria",
        Tahoma,
        Arial,
        sans-serif;

    background:
        radial-gradient(
            circle at 10% 0%,
            rgba(77, 140, 112, 0.07),
            transparent 26rem
        ),
        var(--background);

    color: var(--text);

    -webkit-font-smoothing: antialiased;
}

button,
input,
select,
textarea {
    font: inherit;
}

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


/* ---------------------------------------------------------
   Application
--------------------------------------------------------- */

.app-shell {
    min-height: 100vh;

    display: flex;
    flex-direction: column;
}

.main-content {
    width: 100%;
    max-width: 1040px;

    margin: 0 auto;

    padding:
        52px
        24px
        70px;

    flex: 1;
}


/* ---------------------------------------------------------
   Header
--------------------------------------------------------- */

.site-header {
    background:
        rgba(255, 255, 255, 0.94);

    border-bottom:
        1px solid var(--border);

    backdrop-filter:
        blur(12px);

    -webkit-backdrop-filter:
        blur(12px);
}

.header-container {
    max-width: 1180px;

    margin: 0 auto;

    padding:
        17px
        24px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 25px;
}

.brand {
    display: inline-flex;
    align-items: center;

    gap: 12px;
}

.brand-mark {
    width: 44px;
    height: 44px;

    border-radius: 13px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: var(--primary);

    color: #ffffff;

    box-shadow:
        0 6px 16px
        rgba(18, 61, 50, 0.17);
}

.brand-mark svg {
    width: 27px;
    height: 27px;
}

.brand-text {
    display: flex;
    flex-direction: column;

    gap: 2px;
}

.brand-name {
    direction: ltr;

    text-align: left;

    font-size: 19px;
    font-weight: 700;

    color: var(--primary);

    letter-spacing: -0.3px;
}

.brand-subtitle {
    direction: ltr;

    font-size: 10px;
    font-weight: 400;

    color: var(--text-muted);

    letter-spacing: 0.15px;
}

.header-badge {
    display: flex;
    align-items: center;

    gap: 8px;

    padding:
        8px
        13px;

    border:
        1px solid var(--accent-light);

    border-radius:
        999px;

    background:
        #f7fbf9;

    color:
        var(--primary);

    font-size:
        11px;

    font-weight:
        500;
}

.header-badge-dot {
    width: 7px;
    height: 7px;

    border-radius: 50%;

    background:
        var(--accent);
}


/* ---------------------------------------------------------
   Page introduction
--------------------------------------------------------- */

.page-intro {
    max-width: 720px;

    margin:
        0 auto
        34px;

    text-align: center;
}

.page-kicker {
    display: inline-flex;
    align-items: center;

    gap: 7px;

    padding:
        7px
        12px;

    margin-bottom:
        17px;

    border-radius:
        999px;

    background:
        var(--primary-soft);

    color:
        var(--primary);

    font-size:
        11px;

    font-weight:
        600;
}

.page-title {
    margin:
        0 0
        14px;

    color:
        var(--primary);

    font-size:
        clamp(27px, 4vw, 39px);

    font-weight:
        700;

    line-height:
        1.45;

    letter-spacing:
        -0.8px;
}

.page-description {
    max-width:
        660px;

    margin:
        0 auto;

    color:
        var(--text-secondary);

    font-size:
        14px;

    font-weight:
        300;

    line-height:
        2;
}


/* ---------------------------------------------------------
   Cards
--------------------------------------------------------- */

.survey-card {
    max-width:
        850px;

    margin:
        0 auto;

    overflow:
        hidden;

    background:
        var(--surface);

    border:
        1px solid var(--border);

    border-radius:
        var(--radius-lg);

    box-shadow:
        var(--shadow-md);
}

.card-header {
    padding:
        26px
        30px
        22px;

    border-bottom:
        1px solid var(--border);

    background:
        var(--surface-soft);
}

.card-header-row {
    display: flex;
    align-items: center;

    gap:
        13px;
}

.section-icon {
    width:
        41px;

    height:
        41px;

    flex:
        0 0 auto;

    border-radius:
        12px;

    display:
        flex;

    align-items:
        center;

    justify-content:
        center;

    background:
        var(--primary-soft);

    color:
        var(--primary);
}

.section-icon svg {
    width:
        21px;

    height:
        21px;
}

.card-title {
    margin:
        0 0
        4px;

    color:
        var(--text);

    font-size:
        17px;

    font-weight:
        600;
}

.card-subtitle {
    margin:
        0;

    color:
        var(--text-muted);

    font-size:
        11px;

    font-weight:
        300;
}

.card-body {
    padding:
        31px
        30px
        32px;
}


/* ---------------------------------------------------------
   Form
--------------------------------------------------------- */

.form-grid {
    display:
        grid;

    grid-template-columns:
        repeat(2, minmax(0, 1fr));

    gap:
        23px 22px;
}

.form-group {
    min-width:
        0;
}

.form-group-full {
    grid-column:
        1 / -1;
}

.form-label {
    display:
        block;

    margin-bottom:
        9px;

    color:
        #33413b;

    font-size:
        12px;

    font-weight:
        600;
}

.required {
    margin-right:
        2px;

    color:
        #a44b42;
}

.form-control {
    width:
        100%;

    min-height:
        48px;

    padding:
        11px
        14px;

    border:
        1px solid var(--border-dark);

    border-radius:
        var(--radius-sm);

    outline:
        none;

    background:
        #ffffff;

    color:
        var(--text);

    font-size:
        13px;

    transition:
        border-color .18s ease,
        box-shadow .18s ease,
        background .18s ease;
}

.form-control::placeholder {
    color:
        #a5ada9;
}

.form-control:hover {
    border-color:
        #aebdb6;
}

.form-control:focus {
    border-color:
        var(--accent);

    box-shadow:
        0 0 0 4px
        rgba(77, 140, 112, 0.10);
}

textarea.form-control {
    min-height:
        105px;

    resize:
        vertical;

    line-height:
        1.8;
}

select.form-control {
    cursor:
        pointer;
}


/* ---------------------------------------------------------
   Conditional areas
--------------------------------------------------------- */

.conditional-field {
    display:
        none;
}


/* ---------------------------------------------------------
   Privacy
--------------------------------------------------------- */

.privacy-note {
    margin-top:
        28px;

    padding:
        16px
        18px;

    display:
        flex;

    align-items:
        flex-start;

    gap:
        12px;

    border:
        1px solid #dbe9e2;

    border-radius:
        12px;

    background:
        #f8fbf9;
}

.privacy-icon {
    flex:
        0 0 auto;

    width:
        30px;

    height:
        30px;

    display:
        flex;

    align-items:
        center;

    justify-content:
        center;

    border-radius:
        9px;

    background:
        var(--primary-soft);

    color:
        var(--primary);
}

.privacy-icon svg {
    width:
        16px;

    height:
        16px;
}

.privacy-note strong {
    display:
        block;

    margin-bottom:
        4px;

    color:
        var(--primary);

    font-size:
        11px;

    font-weight:
        600;
}

.privacy-note p {
    margin:
        0;

    color:
        var(--text-secondary);

    font-size:
        10.5px;

    font-weight:
        300;

    line-height:
        1.8;
}


/* ---------------------------------------------------------
   Buttons
--------------------------------------------------------- */

.form-actions {
    margin-top:
        27px;

    display:
        flex;

    justify-content:
        flex-end;
}

.btn {
    min-height:
        49px;

    padding:
        11px
        25px;

    border:
        0;

    border-radius:
        11px;

    display:
        inline-flex;

    align-items:
        center;

    justify-content:
        center;

    gap:
        9px;

    cursor:
        pointer;

    font-size:
        12px;

    font-weight:
        600;

    transition:
        transform .15s ease,
        background .15s ease,
        box-shadow .15s ease;
}

.btn-primary {
    background:
        var(--primary);

    color:
        #ffffff;

    box-shadow:
        0 7px 18px
        rgba(18, 61, 50, 0.15);
}

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

    transform:
        translateY(-1px);

    box-shadow:
        0 9px 22px
        rgba(18, 61, 50, 0.20);
}

.btn svg {
    width:
        17px;

    height:
        17px;
}


/* ---------------------------------------------------------
   Alerts
--------------------------------------------------------- */

.global-alert {
    max-width:
        850px;

    margin:
        0 auto
        25px;

    padding:
        15px
        17px;

    border-radius:
        13px;

    display:
        flex;

    align-items:
        flex-start;

    gap:
        12px;

    font-size:
        11px;

    line-height:
        1.8;
}

.global-alert-error {
    border:
        1px solid #f3ccc7;

    background:
        var(--danger-background);

    color:
        var(--danger);
}

.global-alert-success {
    border:
        1px solid #cce8d9;

    background:
        var(--success-background);

    color:
        var(--success);
}

.global-alert ul {
    margin:
        6px 0 0;

    padding-right:
        18px;
}

.alert-icon {
    width:
        25px;

    height:
        25px;

    flex:
        0 0 auto;

    border-radius:
        50%;

    display:
        flex;

    align-items:
        center;

    justify-content:
        center;

    border:
        1px solid currentColor;

    font-weight:
        700;
}


/* ---------------------------------------------------------
   Footer
--------------------------------------------------------- */

.site-footer {
    border-top:
        1px solid var(--border);

    background:
        #ffffff;
}

.footer-container {
    max-width:
        1180px;

    margin:
        0 auto;

    padding:
        23px
        24px;

    display:
        flex;

    align-items:
        center;

    justify-content:
        space-between;

    gap:
        20px;

    color:
        var(--text-muted);

    font-size:
        9.5px;
}

.footer-container strong {
    margin-left:
        7px;

    color:
        var(--primary);

    font-size:
        11px;
}

.footer-container span {
    direction:
        ltr;

    display:
        inline-block;
}

.footer-note {
    direction:
        ltr;
}


/* ---------------------------------------------------------
   Mobile
--------------------------------------------------------- */

@media (max-width: 700px) {

    .header-container {
        padding:
            14px
            17px;
    }

    .header-badge {
        display:
            none;
    }

    .brand-mark {
        width:
            40px;

        height:
            40px;
    }

    .brand-name {
        font-size:
            17px;
    }

    .main-content {
        padding:
            34px
            15px
            50px;
    }

    .page-intro {
        margin-bottom:
            26px;
    }

    .page-title {
        font-size:
            27px;
    }

    .page-description {
        font-size:
            12px;
    }

    .survey-card {
        border-radius:
            18px;
    }

    .card-header {
        padding:
            21px
            19px;
    }

    .card-body {
        padding:
            24px
            19px
            26px;
    }

    .form-grid {
        grid-template-columns:
            1fr;

        gap:
            19px;
    }

    .form-group-full {
        grid-column:
            auto;
    }

    .form-actions {
        display:
            block;
    }

    .btn {
        width:
            100%;
    }

    .footer-container {
        flex-direction:
            column;

        text-align:
            center;

        gap:
            6px;
    }
}