/* =========================================================
   BEST SIGNATURE RESIZER
   CLEAN + RESPONSIVE + COMPACT DESKTOP
   ========================================================= */

.sst-wrapper {
    --sst-primary: #111827;
    --sst-primary-hover: #1f2937;
    --sst-blue: #2563eb;
    --sst-blue-light: #eff6ff;
    --sst-text: #101828;
    --sst-muted: #667085;
    --sst-border: #e4e7ec;
    --sst-success: #16a34a;

    width: 100%;
    max-width: 680px;
    margin: 25px auto;
    padding: 0 10px 30px;

    color: var(--sst-text);
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI",
        Roboto, Arial, sans-serif;

    box-sizing: border-box;
}

.sst-wrapper *,
.sst-wrapper *::before,
.sst-wrapper *::after {
    box-sizing: border-box;
}


/* =========================================================
   HEADER
   ========================================================= */

.sst-header {
    text-align: center;
    margin-bottom: 16px;
}

.sst-header h2 {
    margin: 0;
    font-size: 28px;
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -0.6px;
}

.sst-header p {
    margin: 6px 0 0;
    font-size: 13px;
    line-height: 1.5;
    color: var(--sst-muted);
}


/* =========================================================
   MAIN CARD
   ========================================================= */

.sst-card {
    width: 100%;
    padding: 12px;

    background: #fff;
    border: 1px solid var(--sst-border);
    border-radius: 18px;

    box-shadow: 0 8px 28px rgba(16, 24, 40, 0.06);
}


/* =========================================================
   UPLOAD
   ========================================================= */

.sst-upload-area {
    width: 100%;
    min-height: 230px;

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

    text-align: center;
    padding: 20px;

    border: 1.5px dashed #cbd5e1;
    border-radius: 16px;

    background: linear-gradient(
        180deg,
        #fff 0%,
        #fafcff 100%
    );

    cursor: pointer;

    transition:
        border-color .2s ease,
        background .2s ease,
        box-shadow .2s ease;
}

.sst-upload-area:hover {
    border-color: var(--sst-blue);
    background: #f8fbff;
    box-shadow: 0 6px 20px rgba(37, 99, 235, .06);
}

.sst-upload-area.sst-dragging {
    border-color: var(--sst-blue);
    background: var(--sst-blue-light);
}

.sst-upload-icon {
    width: 52px;
    height: 52px;

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

    margin-bottom: 11px;
    border-radius: 15px;

    background: #eef4ff;
    color: var(--sst-blue);
}

.sst-upload-icon svg {
    width: 25px;
    height: 25px;
}

.sst-upload-title {
    font-size: 17px;
    line-height: 1.4;
    font-weight: 750;
}

.sst-upload-subtitle {
    margin-top: 5px;
    font-size: 13px;
    color: var(--sst-muted);
}

.sst-upload-subtitle span {
    color: var(--sst-blue);
    font-weight: 750;
}

.sst-upload-formats {
    margin-top: 9px;
    font-size: 10px;
    font-weight: 650;
    letter-spacing: .04em;
    color: #98a2b3;
}


/* =========================================================
   WORKSPACE
   ========================================================= */

.sst-workspace {
    display: none;
}

.sst-workspace.sst-show {
    display: block;
}


/* =========================================================
   EDITOR HEADER
   ========================================================= */

.sst-editor-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 9px;
}

.sst-file-info {
    min-width: 0;
}

.sst-file-info strong {
    display: block;
    font-size: 15px;
    font-weight: 800;
}

.sst-file-name {
    display: block;
    max-width: 390px;
    margin-top: 2px;

    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;

    font-size: 11px;
    color: var(--sst-muted);
}

.sst-change-button {
    flex-shrink: 0;

    padding: 8px 13px;

    border: 1px solid var(--sst-border);
    border-radius: 9px;

    background: #fff;
    color: #344054;

    font-size: 12px;
    font-weight: 750;

    cursor: pointer;
}

.sst-change-button:hover {
    background: #f9fafb;
}


/* =========================================================
   CROP AREA
   ========================================================= */

.sst-crop-container {
    position: relative;

    width: 100%;
    height: 230px;

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

    overflow: hidden;

    border: 1px solid var(--sst-border);
    border-radius: 14px;

    background: #f8fafc;

    background-image:
        linear-gradient(
            45deg,
            #eef1f5 25%,
            transparent 25%
        ),
        linear-gradient(
            -45deg,
            #eef1f5 25%,
            transparent 25%
        ),
        linear-gradient(
            45deg,
            transparent 75%,
            #eef1f5 75%
        ),
        linear-gradient(
            -45deg,
            transparent 75%,
            #eef1f5 75%
        );

    background-size: 20px 20px;

    background-position:
        0 0,
        0 10px,
        10px -10px,
        -10px 0;
}

.sst-crop-image {
    display: block;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}


/* =========================================================
   UNDO / REDO
   ========================================================= */

.sst-history-controls {
    position: absolute;
    top: 9px;
    right: 9px;
    z-index: 20;

    display: flex;
    align-items: center;
    gap: 5px;
}

.sst-history-button {
    width: 34px;
    height: 34px;

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

    padding: 0;

    border: 1px solid rgba(255,255,255,.9);
    border-radius: 9px;

    background: rgba(255,255,255,.94);
    color: #344054;

    box-shadow: 0 2px 8px rgba(16,24,40,.12);

    backdrop-filter: blur(6px);

    font-size: 17px;
    font-weight: 700;
    line-height: 1;

    cursor: pointer;

    transition:
        background .15s ease,
        transform .15s ease,
        opacity .15s ease;
}

.sst-history-button:hover:not(:disabled) {
    background: #fff;
    transform: translateY(-1px);
}

.sst-history-button:disabled {
    opacity: .35;
    cursor: not-allowed;
    transform: none;
}


/* =========================================================
   CROP / ZOOM / ROTATE / DONE
   ========================================================= */

.sst-editor-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;

    gap: 6px;
    margin-top: 9px;
}

.sst-edit-button,
.sst-done-button {
    min-width: 42px;
    height: 38px;

    padding: 0 12px;

    border: 1px solid var(--sst-border);
    border-radius: 9px;

    background: #fff;
    color: #344054;

    font-size: 13px;
    font-weight: 750;

    cursor: pointer;
}

.sst-edit-button:hover {
    background: #f8fafc;
    border-color: #b8c0cc;
}

.sst-done-button {
    background: var(--sst-primary);
    border-color: var(--sst-primary);
    color: #fff;
}

.sst-done-button:hover {
    background: var(--sst-primary-hover);
}


/* =========================================================
   MODE TABS
   ========================================================= */

.sst-mode-switch {
    display: grid;
    grid-template-columns: repeat(3, 1fr);

    gap: 5px;
    margin-top: 13px;
    padding: 4px;

    border-radius: 11px;
    background: #f2f4f7;
}

.sst-mode-button {
    height: 38px;

    border: 0;
    border-radius: 8px;

    background: transparent;
    color: #667085;

    font-size: 12px;
    font-weight: 750;

    cursor: pointer;
}

.sst-mode-button.sst-active {
    background: #fff;
    color: var(--sst-primary);

    box-shadow: 0 1px 4px rgba(16,24,40,.10);
}


/* =========================================================
   MODE PANELS
   ========================================================= */

.sst-mode-panel {
    display: none;

    margin-top: 10px;
    padding: 13px;

    border: 1px solid var(--sst-border);
    border-radius: 14px;

    background: #fff;
}

.sst-mode-panel.sst-active {
    display: block;
}


/* =========================================================
   WIDTH / HEIGHT FIELDS
   ========================================================= */

.sst-fields {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 9px;
}

.sst-field {
    min-width: 0;
}

.sst-field label {
    display: block;
    margin-bottom: 5px;

    font-size: 11px;
    font-weight: 750;
    color: #475467;
}

.sst-input-unit {
    position: relative;
}

.sst-input-unit input {
    width: 100%;
    height: 40px;

    padding: 0 42px 0 10px;

    border: 1px solid #d0d5dd;
    border-radius: 9px;
    outline: none;

    background: #fff;
    color: var(--sst-text);

    font-size: 13px;
}

.sst-input-unit input:focus {
    border-color: var(--sst-blue);

    box-shadow:
        0 0 0 3px rgba(37,99,235,.08);
}

.sst-input-unit span {
    position: absolute;

    top: 12px;
    right: 10px;

    font-size: 10px;
    font-weight: 750;
    color: #98a2b3;

    pointer-events: none;
}


/* =========================================================
   ASPECT RATIO
   ========================================================= */

.sst-lock {
    display: flex;
    align-items: center;
    gap: 6px;

    margin-top: 9px;

    font-size: 11px;
    color: var(--sst-muted);

    cursor: pointer;
}

.sst-lock input {
    width: 14px;
    height: 14px;
    margin: 0;
}


/* =========================================================
   TARGET KB
   ========================================================= */

.sst-kb-row {
    display: flex;
    align-items: center;
    justify-content: space-between;

    gap: 10px;

    margin-top: 10px;
    padding-top: 10px;

    border-top: 1px solid #f0f1f3;
}

.sst-kb-row > label {
    font-size: 12px;
    font-weight: 750;
    color: #475467;
}

.sst-kb-row .sst-input-unit {
    width: 130px;
}


/* =========================================================
   RESIZE BUTTON
   ========================================================= */

.sst-resize-button {
    width: 100%;
    height: 45px;

    margin-top: 10px;

    border: 0;
    border-radius: 10px;

    background: var(--sst-primary);
    color: #fff;

    font-size: 14px;
    font-weight: 800;

    cursor: pointer;

    transition:
        background .2s ease,
        opacity .2s ease;
}

.sst-resize-button:hover:not(:disabled) {
    background: var(--sst-primary-hover);
}

.sst-resize-button:disabled {
    opacity: .45;
    cursor: not-allowed;
}


/* =========================================================
   EXAM MODE
   ========================================================= */

.sst-exam-title {
    margin-bottom: 9px;

    font-size: 13px;
    font-weight: 800;
    color: #344054;
}

.sst-exam-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 7px;
}

.sst-exam-option {
    padding: 10px;

    border: 1px solid var(--sst-border);
    border-radius: 10px;

    background: #fff;
    text-align: left;

    cursor: pointer;

    transition:
        border-color .15s ease,
        background .15s ease;
}

.sst-exam-option:hover {
    border-color: #98a2b3;
    background: #fafbfc;
}

.sst-exam-option.sst-selected {
    border-color: var(--sst-blue);
    background: var(--sst-blue-light);

    box-shadow:
        0 0 0 1px var(--sst-blue);
}

.sst-exam-name {
    display: block;

    font-size: 13px;
    font-weight: 800;
    color: #101828;
}

.sst-exam-size {
    display: block;

    margin-top: 3px;

    font-size: 11px;
    color: #667085;
}

.sst-exam-kb {
    display: block;

    margin-top: 2px;

    font-size: 10px;
    color: #98a2b3;
}

.sst-selected-exam {
    margin-top: 8px;
    padding: 8px 10px;

    border-radius: 9px;
    background: #f8fafc;

    color: #667085;

    font-size: 11px;
    line-height: 1.4;
}


/* =========================================================
   PROCESSING
   ========================================================= */

.sst-processing {
    display: none;

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

    gap: 8px;
    margin-top: 10px;
    padding: 10px;

    border-radius: 9px;
    background: #f8fafc;

    color: #667085;
    font-size: 12px;
}

.sst-processing.sst-show {
    display: flex;
}

.sst-spinner {
    width: 17px;
    height: 17px;

    border: 2px solid #dbe3ef;
    border-top-color: var(--sst-blue);
    border-radius: 50%;

    animation: sst-spin .7s linear infinite;
}

@keyframes sst-spin {
    to {
        transform: rotate(360deg);
    }
}


/* =========================================================
   ERROR
   ========================================================= */

.sst-error {
    display: none;

    margin-top: 9px;
    padding: 9px 11px;

    border: 1px solid #fecdca;
    border-radius: 9px;

    background: #fff1f0;
    color: #b42318;

    font-size: 11px;
    line-height: 1.4;
}

.sst-error.sst-show {
    display: block;
}


/* =========================================================
   RESULT
   ========================================================= */

.sst-result {
    display: none;

    margin-top: 10px;
    padding: 17px;

    border: 1px solid var(--sst-border);
    border-radius: 14px;

    background: #fff;
    text-align: center;
}

.sst-result.sst-show {
    display: block;
}

.sst-success-icon {
    width: 42px;
    height: 42px;

    margin: 0 auto 9px;

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

    border-radius: 50%;

    background: #ecfdf3;
    color: var(--sst-success);

    font-size: 20px;
    font-weight: 900;
}

.sst-result h3 {
    margin: 0;
    font-size: 17px;
    font-weight: 800;
}

.sst-result-sizes {
    display: flex;
    align-items: center;
    justify-content: center;

    gap: 18px;
    margin-top: 12px;
}

.sst-result-sizes > div {
    min-width: 90px;
}

.sst-result-sizes small {
    display: block;

    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: .06em;

    color: #98a2b3;
}

.sst-result-sizes strong {
    display: block;

    margin-top: 3px;

    font-size: 14px;
    font-weight: 800;
}

.sst-result-arrow {
    color: #98a2b3;
    font-size: 18px;
}


/* =========================================================
   DOWNLOAD
   ========================================================= */

.sst-download-button {
    width: 100%;
    height: 45px;

    margin-top: 12px;

    border: 0;
    border-radius: 10px;

    background: var(--sst-primary);
    color: #fff;

    font-size: 14px;
    font-weight: 800;

    cursor: pointer;
}

.sst-download-button:hover {
    background: var(--sst-primary-hover);
}


/* =========================================================
   RESIZE ANOTHER
   ========================================================= */

.sst-another-button {
    margin-top: 9px;

    border: 0;
    background: transparent;

    color: var(--sst-blue);

    font-size: 12px;
    font-weight: 750;

    cursor: pointer;
}

.sst-another-button:hover {
    text-decoration: underline;
}


/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 768px) {

    .sst-wrapper {
        width: 100%;
        max-width: 100%;

        margin-top: 18px;

        padding: 0 8px 25px;
    }

    .sst-header h2 {
        font-size: 24px;
    }

    .sst-header p {
        font-size: 12px;
    }

    .sst-card {
        padding: 9px;
        border-radius: 16px;
    }

    .sst-upload-area {
        min-height: 210px;
        border-radius: 14px;
    }

    .sst-crop-container {
        height: 210px;
    }

    .sst-fields {
        grid-template-columns: repeat(2, 1fr);
    }

    .sst-exam-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}


/* =========================================================
   SMALL MOBILE
   ========================================================= */

@media (max-width: 420px) {

    .sst-editor-controls {
        gap: 5px;
    }

    .sst-edit-button,
    .sst-done-button {
        min-width: 39px;
        padding: 0 9px;
        font-size: 12px;
    }

    .sst-fields {
        grid-template-columns: 1fr;
    }

    .sst-exam-grid {
        grid-template-columns: 1fr;
    }

    .sst-kb-row {
        align-items: flex-start;
    }
}


/* =========================================================
   DESKTOP / LAPTOP
   TWO-COLUMN WORKSPACE
   ========================================================= */

@media (min-width: 769px) {

    /* Center the complete tool */
    .sst-wrapper {
        width: 100% !important;
        max-width: 920px !important;

        margin: 25px auto !important;

        padding-left: 10px !important;
        padding-right: 10px !important;
    }

    .sst-card {
        width: 100% !important;
        max-width: 920px !important;
        padding: 12px !important;
    }

    .sst-upload-area {
        min-height: 220px !important;
    }


    /* =====================================================
       TWO COLUMN WORKSPACE
       ===================================================== */

    .sst-workspace.sst-show {
        display: grid !important;

        grid-template-columns:
            minmax(0, 1.05fr)
            minmax(320px, 0.95fr);

        column-gap: 14px;

        align-items: start;
    }


    /* =====================================================
       HEADER - FULL WIDTH
       ===================================================== */

    .sst-editor-header {
        grid-column: 1 / -1;

        min-height: 42px;

        margin-bottom: 6px;

        padding: 0 2px;
    }

    .sst-file-info strong {
        font-size: 17px;
    }

    .sst-file-name {
        font-size: 12px;
    }

    .sst-change-button {
        height: 36px;

        padding: 0 15px;

        font-size: 13px;

        border-radius: 9px;
    }


    /* =====================================================
       LEFT - CROP EDITOR
       ===================================================== */

    .sst-crop-container {
        grid-column: 1;
        grid-row: 2;

        width: 100%;

        height: 230px;
        min-height: 230px;
        max-height: 230px;

        margin: 0;

        border-radius: 14px;
    }

    .sst-crop-image {
        max-height: 230px;
    }


    /* =====================================================
       LEFT - UNDO / REDO
       ===================================================== */

    .sst-history-controls {
        top: 7px;
        right: 7px;
        gap: 4px;
    }

    .sst-history-button {
        width: 30px;
        height: 30px;

        border-radius: 8px;

        font-size: 14px;
    }


    /* =====================================================
       LEFT - EDITOR CONTROLS
       ===================================================== */

    .sst-editor-controls {
        grid-column: 1;
        grid-row: 3;

        gap: 5px;

        margin: 7px 0 0;
    }

    .sst-edit-button,
    .sst-done-button {
        height: 38px;

        min-width: 45px;

        padding: 0 11px;

        border-radius: 9px;

        font-size: 13px;
    }

    .sst-done-button {
        min-width: 62px;
    }


    /* =====================================================
       RIGHT - MODE TABS
       ===================================================== */

    .sst-mode-switch {
        grid-column: 2;
        grid-row: 2;

        width: 100%;

        height: 42px;

        margin: 0 0 8px;

        gap: 2px;

        padding: 3px;

        border-radius: 10px;
    }

    .sst-mode-button {
        height: 36px;

        padding: 0 8px;

        font-size: 13px;

        border-radius: 8px;
    }


    /* =====================================================
       RIGHT - SETTINGS
       ===================================================== */

    .sst-mode-panel.sst-active {
        grid-column: 2;
        grid-row: 3;

        width: 100%;

        margin: 0;

        padding: 12px;

        border-radius: 13px;
    }

    .sst-fields {
        gap: 8px;

        margin-bottom: 7px;
    }

    .sst-field label {
        margin-bottom: 4px;
        font-size: 12px;
    }

    .sst-input-unit input {
        height: 42px;
        font-size: 14px;
    }

    .sst-lock {
        margin-top: 5px;
        font-size: 12px;
    }

    .sst-kb-row {
        min-height: 42px;

        margin-top: 5px;

        padding-top: 8px;
    }

    .sst-kb-row > label {
        font-size: 12px;
    }

    .sst-resize-button {
        height: 42px;

        margin-top: 8px;

        border-radius: 9px;

        font-size: 14px;
    }


    /* =====================================================
       EXAM
       ===================================================== */

    .sst-exam-grid {
        gap: 6px;
    }

    .sst-exam-option {
        padding: 8px;
        border-radius: 8px;
    }


    /* =====================================================
       PROCESSING / ERROR / RESULT
       FULL WIDTH
       ===================================================== */

    .sst-processing,
    .sst-error,
    .sst-result {
        grid-column: 1 / -1;
    }

    .sst-processing,
    .sst-result {
        margin-top: 10px;
    }
}


/* =========================================================
   SMALL LAPTOP
   ========================================================= */

@media (min-width: 769px) and (max-width: 1100px) {

    .sst-wrapper,
    .sst-card {
        max-width: 860px !important;
    }

    .sst-workspace.sst-show {
        grid-template-columns:
            minmax(0, 1fr)
            minmax(300px, 0.95fr);

        column-gap: 10px;
    }

    .sst-crop-container {
        height: 215px;
        min-height: 215px;
        max-height: 215px;
    }

    .sst-crop-image {
        max-height: 215px;
    }
}