premier commit je sais pas ce que je fais

assets/style.css

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+/* =========================================================
+   1️⃣  RESET GÉNÉRAL
+========================================================= */
+* {
+    margin: 0;
+    padding: 0;
+    box-sizing: border-box;
+}
+
+/* =========================================================
+   2️⃣  BASE GLOBALE
+========================================================= */
+body {
+    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
+        Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
+    font-size: 10pt;
+    padding: 3mm;
+    color: #000;
+    background-color: #344d59d5;
+}
+
+h1,
+h2 {
+    text-align: center;
+}
+
+/* =========================================================
+   3️⃣  TABLEAUX
+========================================================= */
+table {
+    margin: 2mm auto;
+    width: auto;
+    max-width: calc(297mm - 6mm);
+    border: 2px solid #b8cbd0;
+    border-radius: 7px;
+    border-collapse: separate;
+    border-spacing: 0;
+    overflow: hidden;
+    text-align: center;
+    font-size: 9pt;
+}
+
+table+table {
+    margin-top: 1mm;
+}
+
+th,
+td {
+    border: 2px solid #b8cbd0;
+    background-clip: padding-box;
+    padding: 2px 4px;
+    vertical-align: middle;
+}
+
+#TableauBassines,
+#TableauRendement,
+#TableauProportions {
+    background-color: #709ca7;
+}
+
+#TableauTotaux {
+    background-color: #137c8b;
+}
+
+#TableauRendement {
+    margin: 2mm auto !important;
+    display: table;
+    float: none !important;
+    clear: both;
+    width: auto;
+}
+
+.form-grid {
+    display: grid;
+    grid-template-columns: 0fr repeat(4, auto);
+    grid-template-rows: repeat(3, auto);
+    grid-column-gap: 0px;
+    grid-row-gap: 0px;
+}
+
+#tabProp {
+    grid-area: 2 / 3 / 3 / 4;
+}
+
+#button-wrapper {
+    grid-area: 2 / 4 / 3 / 5;
+}
+
+#tabBass {
+    grid-area: 3 / 2 / 4 / 6;
+}
+
+#tabTot {
+    grid-area: 4 / 3 / 5 / 4;
+}
+
+#tabRend {
+    grid-area: 4 / 4 / 5 / 5;
+}
+
+.button-wrapper {
+    padding: 0;
+}
+
+/* =========================================================
+   4️⃣  FORMULAIRES — CASES À COCHER
+========================================================= */
+
+input[type="checkbox"] {
+    -webkit-appearance: none;
+    appearance: none;
+    width: 16px;
+    height: 16px;
+    margin: 0 4px;
+    border: 2px solid #6b6b6b;
+    border-radius: 6px;
+    background: #fff;
+    display: inline-block;
+    vertical-align: middle;
+    position: relative;
+    cursor: pointer;
+    transition: border-color 0.12s ease;
+}
+
+input[type="checkbox"]::after {
+    content: "";
+    position: absolute;
+    left: 50%;
+    top: 50%;
+    width: 6px;
+    height: 9px;
+    border: solid #000;
+    border-width: 0 3px 3px 0;
+    transform: translate(-50%, -80%) rotate(43deg);
+    opacity: 0;
+    transition: opacity 0.12s ease, transform 0.12s ease;
+}
+
+input[type="checkbox"]:checked {
+    border-color: #4f4f4f;
+}
+
+input[type="checkbox"]:checked::after {
+    opacity: 1;
+}
+
+input[type="checkbox"]:focus {
+    outline: none;
+    box-shadow: 0 0 0 3px rgba(19, 124, 139, 0.15);
+}
+
+/* =========================================================
+   5️⃣  BOUTONS — STYLE GOOGLE MATERIAL
+========================================================= */
+
+#button-wrapper {
+    position: relative;
+    display: flex;
+    justify-content: center;
+    margin-top: 20px;
+}
+
+#button-wrapper .button-17 {
+    justify-content: center;
+    appearance: none;
+    border: none;
+    border-radius: 24px;
+    background: #fff;
+    color: #3c4043;
+    font-family: "Google Sans", Roboto, Arial, sans-serif;
+    font-size: 14px;
+    font-weight: 500;
+    letter-spacing: 0.25px;
+    height: 48px;
+    padding: 2px 24px;
+    cursor: pointer;
+    text-align: center;
+    user-select: none;
+    touch-action: manipulation;
+}
+
+#button-wrapper .button-17:hover {
+    background: #f6f9fe;
+    color: #174ea6;
+    box-shadow: rgba(60, 64, 67, 0.3) 0 2px 3px,
+                rgba(60, 64, 67, 0.15) 0 6px 10px 4px;
+}
+
+#button-wrapper .button-17:active {
+    box-shadow: rgba(60, 64, 67, 0.3) 0 4px 4px,
+                rgba(60, 64, 67, 0.15) 0 8px 12px 6px;
+}
+
+#button-wrapper .button-17:disabled {
+    cursor: default;
+    opacity: 0.7;
+    box-shadow: rgba(60, 64, 67, 0.3) 0 1px 3px,
+                rgba(60, 64, 67, 0.15) 0 4px 8px 3px;
+}
+
+/* =========================================================
+   6️⃣  IMPRESSION — FORMAT A4 PAYSAGE
+========================================================= */
+@media print {
+    @page {
+        size: A4 landscape;
+        margin: 3mm;
+    }
+
+    html,
+    body {
+        width: 297mm;
+        height: 210mm;
+        margin: 0;
+        padding: 3mm;
+        background: none !important;
+        color: #000;
+    }
+
+    table {
+        font-size: 8.5pt;
+        margin: 0;
+        page-break-inside: avoid;
+        break-inside: avoid;
+    }
+
+    th,
+    td {
+        padding: 1px 3px;
+        font-size: 8.5pt;
+    }
+
+    input[type="checkbox"] {
+        width: 14px;
+        height: 14px;
+    }
+
+    body>* {
+        transform-origin: top left;
+        transform: scale(0.94);
+    }
+
+    /* Masquer tous les boutons et éléments non imprimables */
+    .no-print{
+        display: none !important;
+        visibility: hidden !important;
+    }
+}