.auth-form {
    display: grid;
    gap: 20px;
}

.form-field {
    display: grid;
    gap: 8px;
}

.form-field label {
    font-size: 0.9rem;
    font-weight: 600;
}

.form-field input,
.form-field select,
.form-field textarea {
    width: 100%;
    min-height: 48px;
    padding: 11px 14px;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
    outline: none;
    transition:
        border-color 160ms ease,
        box-shadow 160ms ease;
}

.form-field textarea {
    min-height: 120px;
    resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    border-color: var(--color-navy);
    box-shadow: 0 0 0 3px rgba(29, 65, 106, 0.14);
}

.form-field.is-required-empty input,
.form-field.is-required-empty select,
.form-field.is-required-empty textarea {
    border-color: var(--color-error);
    box-shadow: 0 0 0 1px var(--color-error);
}

.form-message {
    margin-bottom: 20px;
    padding: 12px 14px;
    border-radius: var(--radius-small);
    font-size: 0.9rem;
}

.form-message-error {
    color: var(--color-error);
    background: var(--color-error-light);
    border: 1px solid rgba(220, 38, 38, 0.25);
}

.button {
    min-height: 44px;
    padding: 10px 18px;
    border: 0;
    border-radius: var(--radius-small);
    font-weight: 700;
    transition:
        transform 160ms ease,
        background-color 160ms ease,
        box-shadow 160ms ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button-primary {
    color: #ffffff;
    background: var(--color-navy);
    box-shadow: 0 8px 20px rgba(29, 65, 106, 0.2);
}

.button-primary:hover {
    background: var(--color-navy-dark);
}

.button-secondary {
    color: var(--color-navy);
    background: var(--color-blue-light);
}

.warranty-form {
    display: grid;
    gap: 18px;
}

.warranty-system-information {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 18px;
    background: #f8fafc;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
}

.warranty-employee-fields {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.warranty-generated-information {
    display: grid;
    gap: 5px;
    color: var(--color-text-muted);
    font-size: 0.88rem;
    text-align: right;
}

.warranty-section {
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-medium);
}

.warranty-section-header {
    display: grid;
    grid-template-columns: 54px 1fr;
    align-items: center;
    min-height: 48px;
    color: #ffffff;
    background: var(--color-navy);
}

.warranty-section-header span {
    display: grid;
    place-items: center;
    height: 100%;
    font-weight: 800;
}

.warranty-section-header h3 {
    margin: 0;
    padding: 12px 16px;
    text-align: center;
    text-transform: uppercase;
    font-size: 0.95rem;
    letter-spacing: 0.025em;
}

.warranty-row {
    display: grid;
    grid-template-columns: 54px 220px 1fr;
    align-items: center;
    min-height: 64px;
    background: var(--color-blue-light);
    border-top: 1px solid rgba(29, 65, 106, 0.25);
}

.warranty-field-number {
    display: grid;
    place-items: center;
    align-self: stretch;
    font-weight: 800;
    border-right: 1px solid rgba(29, 65, 106, 0.3);
}

.warranty-row label {
    padding: 0 18px;
    font-size: 0.86rem;
    font-weight: 750;
    text-transform: uppercase;
}

.warranty-input {
    padding: 9px 12px;
}

.warranty-input input,
.warranty-input select,
.warranty-input textarea {
    width: 100%;
    min-height: 42px;
    padding: 9px 12px;
    color: var(--color-text);
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-small);
    outline: none;
}

.warranty-input textarea {
    min-height: 96px;
    resize: vertical;
}

.warranty-input input:required:invalid,
.warranty-input select:required:invalid,
.warranty-input textarea:required:invalid {
    border-color: var(--color-error);
    box-shadow: 0 0 0 1px var(--color-error);
}

.warranty-input input:focus,
.warranty-input select:focus,
.warranty-input textarea:focus {
    border-color: var(--color-navy);
    box-shadow: 0 0 0 3px rgba(29, 65, 106, 0.14);
}

.warranty-row-textarea {
    align-items: stretch;
}

.warranty-row-textarea label {
    display: flex;
    align-items: center;
}

.warranty-address-row {
    display: grid;
    grid-template-columns:
        minmax(260px, 2fr)
        minmax(180px, 1.25fr)
        minmax(120px, 0.75fr)
        minmax(150px, 1fr);
    background: var(--color-blue-light);
    border-top: 1px solid rgba(29, 65, 106, 0.25);
}

.warranty-address-street,
.warranty-address-city,
.warranty-address-state,
.warranty-address-zip {
    display: grid;
    grid-template-columns: 54px 1fr;
    grid-template-areas:
        "number label"
        "number input";
    padding-bottom: 10px;
}

.warranty-address-state,
.warranty-address-zip {
    border-left: 1px solid rgba(29, 65, 106, 0.3);
}

.warranty-address-row .warranty-field-number {
    grid-area: number;
}

.warranty-address-row label {
    grid-area: label;
    padding: 12px 8px 0;
    text-align: center;
    font-size: 0.72rem;
    font-weight: 750;
    text-transform: uppercase;
}

.warranty-address-row .warranty-input {
    grid-area: input;
}

.warranty-split-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    background: var(--color-blue-light);
    border-top: 1px solid rgba(29, 65, 106, 0.25);
}

.warranty-split-field {
    display: grid;
    grid-template-columns: 54px 1fr;
    grid-template-areas:
        "number label"
        "number input";
    padding-bottom: 10px;
}

.warranty-split-field + .warranty-split-field {
    border-left: 1px solid rgba(29, 65, 106, 0.3);
}

.warranty-split-field .warranty-field-number {
    grid-area: number;
}

.warranty-split-field label {
    grid-area: label;
    padding: 12px 12px 0;
    text-align: center;
    font-size: 0.78rem;
    font-weight: 750;
    text-transform: uppercase;
}

.warranty-split-field .warranty-input {
    grid-area: input;
}