* {
    box-sizing: border-box;
}

:root {
    --bg: #f3f4f2;
    --paper: #ffffff;
    --text: #171a18;
    --muted: #667064;
    --line: #dfe5dc;
    --line-soft: #edf0eb;
    --green: #7ac87a;
    --green-dark: #1d4b27;
    --danger: #b42318;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(255,255,255,.94);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(10px);
}

.topbar-inner {
    max-width: 1240px;
    margin: 0 auto;
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 14px 22px;
}

.topbar img {
    width: 132px;
    height: auto;
    display: block;
}

.topbar strong,
.topbar span {
    display: block;
}

.topbar span {
    color: var(--muted);
    font-size: 13px;
    margin-top: 2px;
}

.layout {
    max-width: 1240px;
    margin: 0 auto;
    padding: 28px 22px 60px;
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
}

.side-panel {
    position: sticky;
    top: 86px;
}

.status-card,
.form-card,
.error-card,
.complete-card {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: 0 10px 35px rgba(0,0,0,.05);
}

.status-card {
    padding: 20px;
}

.status-pill {
    display: inline-flex;
    padding: 6px 10px;
    border-radius: 999px;
    background: #eef8ee;
    color: var(--green-dark);
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 18px;
}

.status-card h2 {
    margin: 0 0 8px;
    font-size: 22px;
    letter-spacing: -0.03em;
}

.status-card p,
.subtle {
    color: var(--muted);
}

.status-card dl,
.complete-card dl {
    margin: 18px 0 0;
}

.status-card dt,
.complete-card dt {
    font-size: 12px;
    color: var(--muted);
    margin-top: 14px;
}

.status-card dd,
.complete-card dd {
    margin: 3px 0 0;
    font-weight: 700;
}

.form-card {
    padding: 28px;
    margin-bottom: 24px;
}

.form-card h1,
.form-card h2 {
    margin: 0 0 10px;
    letter-spacing: -0.03em;
}

.form-card h1 {
    font-size: 28px;
}

.form-card h2 {
    font-size: 20px;
    margin-top: 24px;
}

.field-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 18px;
}

.field-grid .full {
    grid-column: 1 / -1;
}

label {
    display: block;
    font-weight: 700;
    font-size: 13px;
}

input {
    width: 100%;
    margin-top: 7px;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 13px 12px;
    font: inherit;
    color: var(--text);
    background: #fff;
}

input:focus,
button:focus,
a:focus {
    outline: 3px solid rgba(122,200,122,.25);
    border-color: var(--green);
}

.contract-preview .document {
    width: 100%;
    margin: 0 0 24px;
    border-radius: 16px;
    overflow: hidden;
}

.contract-preview .document .document {
    margin: 0;
}

.contract-preview body {
    background: transparent;
}

.signature-pad-wrap {
    border: 1px solid var(--line);
    border-radius: 14px;
    overflow: hidden;
    background: #fff;
    touch-action: none;
}

#signaturePad {
    width: 100%;
    height: 220px;
    display: block;
    background:
        linear-gradient(#fff, #fff) padding-box,
        repeating-linear-gradient(0deg, #fff 0, #fff 28px, #f2f4f1 29px) border-box;
    cursor: crosshair;
}

.sig-actions {
    margin-top: 12px;
}

.checks {
    display: grid;
    gap: 12px;
    margin: 22px 0;
}

.checks label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-weight: 500;
    line-height: 1.45;
}

.checks input {
    width: auto;
    margin: 3px 0 0;
}

.primary,
.secondary,
.link-button {
    border: 0;
    border-radius: 999px;
    padding: 13px 18px;
    font-weight: 800;
    font: inherit;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    justify-content: center;
    align-items: center;
}

.primary {
    background: var(--green);
    color: #071307;
}

.secondary {
    background: #f3f5f2;
    color: #1c211d;
    border: 1px solid var(--line);
}

.primary[disabled],
.secondary[disabled] {
    opacity: .6;
    cursor: not-allowed;
}

.otp-box {
    margin-top: 18px;
    border: 1px solid var(--line);
    background: #fafbf9;
    border-radius: 14px;
    padding: 16px;
}

.otp-row {
    display: grid;
    grid-template-columns: auto 180px;
    gap: 12px;
    align-items: end;
}

.inline-message {
    margin-top: 12px;
    font-size: 14px;
}

.inline-message.error {
    color: var(--danger);
}

.inline-message.success {
    color: var(--green-dark);
}

.complete-shell,
.shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 22px;
}

.complete-card,
.error-card {
    width: min(560px, 100%);
    padding: 34px;
    text-align: center;
}

.complete-card img {
    width: 170px;
    margin-bottom: 22px;
}

.success-mark {
    width: 54px;
    height: 54px;
    border-radius: 999px;
    background: #eef8ee;
    color: var(--green-dark);
    display: inline-grid;
    place-items: center;
    font-size: 32px;
    font-weight: 900;
    margin-bottom: 14px;
}

.complete-card h1,
.error-card h1 {
    margin: 0 0 10px;
}

.complete-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 24px;
}

@media (max-width: 940px) {
    .layout {
        display: block;
        padding: 18px 0 90px;
    }

    .side-panel {
        position: static;
        padding: 0 14px;
        margin-bottom: 16px;
    }

    .content {
        padding: 0 0;
    }

    .form-card {
        border-radius: 0;
        border-left: 0;
        border-right: 0;
        box-shadow: none;
        padding: 24px 16px;
    }

    .field-grid {
        grid-template-columns: 1fr;
    }

    .otp-row {
        grid-template-columns: 1fr;
    }

    .topbar-inner {
        padding: 12px 16px;
    }

    .topbar img {
        width: 112px;
    }
}