* {
    box-sizing: border-box;
}

.shape-poem-page {
    width: 100%;
    max-width: 1450px;
    margin: 0 auto;
    padding: 20px;
}

.shape-poem-layout {
    display: grid;
    grid-template-columns: minmax(320px, 440px) minmax(400px, 1fr);
    gap: 24px;
    align-items: start;
}

.shape-panel {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, .05);
}


.field-group {
    margin-bottom: 20px;
}

.field-label {
    display: block;
    margin-bottom: 7px;
    font-weight: bold;
    font-size: 14px;
}

.field-help {
    display: block;
    margin-top: 5px;
    color: #777;
    font-size: 12px;
    line-height: 1.45;
}

.poem-title-input,
.poem-input,
.control-select,
.control-number {
    width: 100%;
    border: 1px solid #bbb;
    border-radius: 5px;
    padding: 10px;
    background: #fff;
    color: #222;
    font-size: 15px;
}

.poem-input {
    min-height: 240px;
    resize: vertical;
    line-height: 1.5;
    font-family: Georgia, "Times New Roman", serif;
}

    .poem-title-input:focus,
    .poem-input:focus,
    .control-select:focus,
    .control-number:focus {
        outline: none;
        border-color: #666;
        box-shadow: 0 0 0 2px rgba(0, 0, 0, .07);
    }

.shape-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.shape-choice {
    border: 1px solid #ccc;
    border-radius: 6px;
    background: #fafafa;
    color: #333;
    min-height: 68px;
    padding: 7px 4px;
    cursor: pointer;
    font-size: 12px;
    transition: .15s ease-in-out;
}

    .shape-choice:hover {
        background: #f0f0f0;
        border-color: #999;
    }

    .shape-choice.selected {
        border: 2px solid #333;
        background: #eee;
        font-weight: bold;
    }

.shape-choice-icon {
    display: block;
    font-size: 26px;
    line-height: 30px;
    margin-bottom: 3px;
}

.two-column-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.range-row {
    display: grid;
    grid-template-columns: 1fr 55px;
    gap: 10px;
    align-items: center;
}

input[type="range"] {
    width: 100%;
}

.range-value {
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #f8f8f8;
    padding: 5px;
    text-align: center;
    font-size: 13px;
}

.color-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.color-control {
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 8px;
    align-items: center;
}

    .color-control input[type="color"] {
        width: 48px;
        height: 40px;
        padding: 2px;
        border: 1px solid #bbb;
        border-radius: 5px;
        background: #fff;
        cursor: pointer;
    }

.check-row {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 10px;
    line-height: 1.4;
    font-size: 14px;
}

    .check-row input {
        margin-top: 3px;
    }

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 18px;
}

.action-button {
    border: 0;
    border-radius: 5px;
    padding: 11px 16px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
}

.button-primary {
    background: #222;
    color: #fff;
}

    .button-primary:hover {
        background: #000;
    }

.button-secondary {
    background: #e9e9e9;
    color: #222;
    border: 1px solid #ccc;
}

    .button-secondary:hover {
        background: #ddd;
    }

.preview-panel {
    position: sticky;
    top: 15px;
}

.preview-toolbar {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

    .preview-toolbar h2 {
        margin: 0;
    }

.preview-info {
    color: #777;
    font-size: 12px;
}

.canvas-wrap {
    position: relative;
    width: 100%;
    background: #eee;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
}

#shapeCanvas {
    display: block;
    width: 100%;
    height: auto;
    background: #fff;
}

.status-message {
    display: none;
    padding: 11px 12px;
    margin-top: 12px;
    border-radius: 5px;
    font-size: 13px;
    line-height: 1.45;
}

    .status-message.success {
        display: block;
        background: #eef8ee;
        border: 1px solid #b8d9b8;
        color: #245c24;
    }

    .status-message.warning {
        display: block;
        background: #fff8e6;
        border: 1px solid #e5cf93;
        color: #725500;
    }

    .status-message.error {
        display: block;
        background: #fff0f0;
        border: 1px solid #e3b0b0;
        color: #8a2020;
    }

.section-divider {
    border: 0;
    border-top: 1px solid #e4e4e4;
    margin: 20px 0;
}

.small-heading {
    font-size: 15px;
    margin: 0 0 12px 0;
}
.shape-category {
    margin-bottom: 24px;
}

    .shape-category:last-child {
        margin-bottom: 0;
    }

    .shape-category + .shape-category {
        padding-top: 4px;
    }
@media (max-width: 1000px) {
    .shape-poem-layout {
        grid-template-columns: 1fr;
    }

    .preview-panel {
        position: static;
    }

    .shape-poem-page {
        padding: 12px;
    }
}

@media (max-width: 600px) {
    .shape-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .two-column-controls,
    .color-grid {
        grid-template-columns: 1fr;
    }

    .shape-panel {
        padding: 14px;
    }

    .shape-poem-header h1 {
        font-size: 27px;
    }
}