.input-wrapper {
    position: relative;
    display: flex;
    width: 100%;
    align-items: stretch;
}

.sitra-input {
    flex: 1 1 0%;
    min-width: 0;
    width: 100%;
    height: 48px;
    padding-left: 16px;
    padding-right: 16px;
    font-family: 'Work Sans', sans-serif;
    font-size: 1rem;
    color: #334155; 
    background-color: #FFFFFF;
    border: 1px solid #CBD5E1;
    border-radius: 12px;
    outline: none;
    transition: all 0.2s ease-in-out;
}

.sitra-input::placeholder {
    color: #94A3B8;
    font-weight: 400;
}

.sitra-input:hover:not(:disabled):not(.is-error):not([readonly]),
.sitra-input:focus:not(:disabled):not(.is-error):not([readonly]) {
    border-color: #64748B; 
    box-shadow: 0 0 0 1px #64748B;
}

.sitra-input.is-error {
    border-color: #EF4444; 
    box-shadow: 0 0 0 1px #EF4444;
}

.sitra-input:disabled {
    background-color: #F8FAFC;
    border: 1px solid #E2E8F0;
    color: #94A3B8;
    cursor: not-allowed;
}
.sitra-input[readonly]:not(:disabled) {
    background-color: #F8FAFC;
    border: 1px solid #CBD5E1;
    color: #94A3B8;
    cursor: not-allowed;
}

.input-icon-left,
.input-icon-right {
    position: absolute;
    top: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    color: #94A3B8;
}

.input-icon-left { left: 16px; }
.input-icon-right { right: 16px; }

.input-icon-left svg,
.input-icon-right svg {
    width: 24px;
    height: 24px;
}

.sitra-input.has-icon-left { padding-left: 48px; }
.sitra-input.has-icon-right { padding-right: 48px; }

.input-prefix, .input-suffix, .sitra-prefix, .sitra-suffix {
    display: flex;
    align-items: center;
    padding: 0 16px;
    background-color: #F1F5F9;
    color: #64748B;
    font-size: 1rem;
    border: 1px solid #CBD5E1;
    white-space: nowrap;
    height: 100%;
    min-height: 52px;
    box-sizing: border-box;
    font-weight: 500;
}

.input-wrapper .password-toggle-btn {
    position: absolute;
    top: 0;
    right: 0;
    height: 100%;
    display: flex;
    align-items: center;
    background: transparent;
    border: none;
    padding: 0 16px;
    cursor: pointer;
    z-index: 2;
    border-radius: 0 12px 12px 0;
    transition: background 0.15s;
}
.input-wrapper .password-toggle-btn:hover,
.input-wrapper .password-toggle-btn:focus {
    background: rgba(100,116,139,0.08);
}
.input-wrapper .password-toggle-btn svg {
    transition: color 0.15s;
}
.input-wrapper .password-toggle-btn:hover svg,
.input-wrapper .password-toggle-btn:focus svg {
    color: #233F7C;
    stroke: #233F7C;
}
.input-prefix, .sitra-prefix {
    border-right: none;
    border-radius: 12px 0 0 12px;
}
.input-suffix, .sitra-suffix {
    border-left: none;
    border-radius: 0 12px 12px 0;
}

.sitra-input.has-prefix { border-top-left-radius: 0; border-bottom-left-radius: 0; }
.sitra-input.has-suffix { border-top-right-radius: 0; border-bottom-right-radius: 0; }

.sitra-input--xs {
    height: 34px;
    font-size: 0.8rem;
    padding-left: 12px;
    padding-right: 12px;
    border-radius: 10px;
}

.sitra-input--sm {
    height: 40px;
    font-size: 0.9rem;
    padding-left: 14px;
    padding-right: 14px;
    border-radius: 10px;
}

.sitra-input--lg {
    height: 54px;
    font-size: 1.05rem;
    padding-left: 18px;
    padding-right: 18px;
    border-radius: 14px;
}

.sitra-input--xl {
    height: 60px;
    font-size: 1.1rem;
    padding-left: 20px;
    padding-right: 20px;
    border-radius: 14px;
}

.sitra-input--xs.has-icon-left { padding-left: 36px; }
.sitra-input--xs.has-icon-right { padding-right: 36px; }
.sitra-input--sm.has-icon-left { padding-left: 40px; }
.sitra-input--sm.has-icon-right { padding-right: 40px; }

.input-wrapper:has(.sitra-input--xs) .sitra-prefix,
.input-wrapper:has(.sitra-input--xs) .sitra-suffix { min-height: 34px; font-size: 0.8rem; }
.input-wrapper:has(.sitra-input--sm) .sitra-prefix,
.input-wrapper:has(.sitra-input--sm) .sitra-suffix { min-height: 40px; font-size: 0.9rem; }

textarea.sitra-input {
    height: auto;
    resize: vertical;
    min-height: 82px;
    line-height: 1.55;
    padding-top: 12px;
    padding-bottom: 12px;
}

.sitra-helper-text {
    font-size: 12px;
    color: #64748B;
    margin: 0;
    line-height: 1.5;
}
.sitra-current-file {
    font-size: 12px;
    color: #3B82F6;
    display: flex;
    align-items: center;
    gap: 4px;
}

.sitra-file-picker-row {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    width: 100%;
    margin: 0;
}
.sitra-file-picker-display {
    flex: 1;
    min-width: 0;
    height: 48px;
    border: 1px solid #CBD5E1;
    border-radius: 12px;
    padding: 0 16px;
    font-size: 14px;
    font-family: 'Work Sans', sans-serif;
    color: #94A3B8;
    display: flex;
    align-items: center;
    background: #fff;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: border-color 0.2s, box-shadow 0.2s;
    user-select: none;
}
.sitra-file-picker-display.has-file {
    color: #334155;
}
.sitra-file-picker-row:hover .sitra-file-picker-display {
    border-color: #64748B;
    box-shadow: 0 0 0 1px #64748B;
}
.sitra-file-picker-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0 20px;
    height: 48px;
    background: #0f172a;
    color: #fff;
    border-radius: 12px;
    font-size: 14px;
    font-family: 'Work Sans', sans-serif;
    font-weight: 500;
    flex-shrink: 0;
    white-space: nowrap;
    transition: background 0.15s;
    user-select: none;
}
.sitra-file-picker-row:hover .sitra-file-picker-btn {
    background: #1e293b;
}
.sitra-file-hidden { display: none; }

.sitra-file-picker-row--sm .sitra-file-picker-display {
    height: 36px;
    border-radius: 10px;
    padding: 0 12px;
    font-size: 13px;
}
.sitra-file-picker-row--sm .sitra-file-picker-btn {
    height: 36px;
    border-radius: 10px;
    padding: 0 14px;
    font-size: 13px;
}

.sitra-file-picker {
    display: flex;
    align-items: center;
    gap: 10px;
}
.sitra-file-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 0 16px;
    height: 42px;
    background: #013880;
    color: white;
    border-radius: 8px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    flex-shrink: 0;
    transition: background 0.15s;
    margin: 0;
    white-space: nowrap;
}
.sitra-file-btn:hover { background: #012363; color: white; }
.sitra-file-name-display {
    font-size: 13px;
    color: #64748B;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

/* ── Radio card group ── */
.sitra-radio-card-group {
    display: flex;
    gap: 8px;
}
.sitra-radio-card-option {
    flex: 1;
    position: relative;
}
.sitra-radio-card-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}
.sitra-radio-card-option > label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px 6px 8px;
    border: 1.5px solid #E2E8F0;
    border-radius: 10px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    color: #64748B;
    background: #F8FAFC;
    transition: all 0.15s;
    text-align: center;
    gap: 4px;
    width: 100%;
    margin: 0;
    line-height: 1.3;
    user-select: none;
}
.sitra-radio-card-option input[type="radio"]:checked + label {
    border-color: #013880;
    background: #EEF3FF;
    color: #013880;
    font-weight: 600;
}
.sitra-radio-card-option > label:hover {
    border-color: #013880;
    background: #F0F4FF;
    color: #013880;
}
.sitra-radio-card-icon { font-size: 15px; }