src/flask/static/css/app.css

@@ -480,6 +480,138 @@ table.data tbody tr:hover { background: var(--bg-raised-2); }
 table.data .num { font-family: var(--mono); text-align: right; white-space: nowrap; }
 table.data .comment { color: var(--text-muted); font-size: .84rem; }
 
+/* On a narrow screen the tables reflow into stacked cards.
+
+   A seven-column table does not fit a phone.  It was left to scroll
+   sideways inside its wrapper, which meant the columns on the right were
+   off the screen and the brewer had to pan the table to see them.
+
+   Each row becomes a card: the header cell becomes a label above its
+   value, and the cells stack. */
+@media (max-width: 720px) {
+    /* The header wraps onto two rows on a phone: the brand and the
+       sign-out on the first, the nav tabs on the second where they get
+       the full width and scroll sideways if they still do not fit.
+
+       They used to sit on one row with the brand and the sign-out, and
+       the last tab was cut off mid-word. */
+    .topbar__inner {
+        flex-wrap: wrap;
+        row-gap: .5rem;
+    }
+
+    .brand {
+        order: 1;
+    }
+
+    .topbar__logout {
+        order: 2;
+        margin-left: auto;
+    }
+
+    .nav {
+        order: 3;
+        flex: 1 0 100%;
+        overflow-x: auto;
+        scrollbar-width: none;
+        -webkit-overflow-scrolling: touch;
+        /* A fade at the right edge so a clipped tab reads as
+           scrollable rather than broken. */
+        -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 1.5rem), transparent 100%);
+        mask-image: linear-gradient(to right, #000 calc(100% - 1.5rem), transparent 100%);
+    }
+
+    .nav::-webkit-scrollbar {
+        display: none;
+    }
+
+    .nav__link {
+        flex-shrink: 0;
+    }
+
+    /* Tighter tabs, so all four fit on a phone without scrolling.
+       They still scroll if they have to. */
+    .nav__link {
+        padding: .35rem .55rem;
+        font-size: .8rem;
+        letter-spacing: .01em;
+    }
+
+    .table-wrap {
+        overflow-x: visible;
+    }
+
+    table.data,
+    table.data tbody,
+    table.data tr,
+    table.data td {
+        display: block;
+        width: auto;
+    }
+
+    table.data thead {
+        /* HIDDEN in the stacked layout.  Each cell shows its column
+           name as a label, so the header row would be a duplicate - and
+           it was 230px of the first card. */
+        display: none;
+    }
+
+    table.data tr {
+        border: 1px solid var(--border);
+        border-radius: 8px;
+        margin-bottom: .75rem;
+        padding: .25rem .1rem;
+        background: var(--bg-raised-2);
+    }
+
+    table.data tbody tr:hover {
+        background: var(--bg-raised-2);
+    }
+
+    table.data th {
+        display: block;
+        border-bottom: 1px solid var(--border);
+    }
+
+    table.data td {
+        display: grid;
+        grid-template-columns: 8.5rem 1fr;
+        gap: .5rem;
+        align-items: baseline;
+        padding: .45rem .7rem;
+        border-bottom: 1px solid rgba(255, 255, 255, .04);
+        text-align: left;
+    }
+
+    table.data td::before {
+        /* The column heading, shown as the row's label. */
+        content: attr(data-label);
+        font-size: .65rem;
+        font-weight: 650;
+        letter-spacing: .07em;
+        text-transform: uppercase;
+        color: var(--text-faint);
+    }
+
+    table.data td.num {
+        text-align: left;
+    }
+
+    table.data td.right,
+    table.data td:empty {
+        grid-template-columns: 1fr;
+    }
+
+    table.data td.right::before {
+        content: none;
+    }
+
+    /* A cell with nothing in it must not leave a gap. */
+    table.data td:empty {
+        display: none;
+    }
+}
+
 /* ----------------------------------------------------------------- chips */
 
 .chip {
@@ -595,8 +727,18 @@ table.data .comment { color: var(--text-muted); font-size: .84rem; }
 .brew-card__name { font-weight: 650; font-size: 1.02rem; margin: 0; }
 .brew-card__meta { color: var(--text-muted); font-size: .82rem; font-family: var(--mono); }
 .brew-card__stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; }
+
+/* The three stats sit side by side, so their captions line up.  One
+   caption ("needs 2nd reading") is two lines and the others are one,
+   which left the baselines ragged. */
+.brew-card__stat {
+    display: flex;
+    flex-direction: column;
+}
+
 .brew-card__stat .stat__label { font-size: .68rem; }
 .brew-card__stat .stat__value { font-size: 1.3rem; }
+.brew-card__stat .stat__meta { margin-top: auto; }
 .brew-card__spark { height: 46px; }
 
 /* The "start a new beer" tile — fills the last grid slot and gives the
@@ -733,27 +875,130 @@ table.data .comment { color: var(--text-muted); font-size: .84rem; }
     color: var(--danger);
 }
 
+/* The advice in the table is a compact trigger that pops the full text
+   out on hover, focus or tap.
+
+   It used to be the text itself, clamped to four lines.  The advice runs
+   to several hundred characters, and a cell that wide pushes the table
+   past the width of a phone, so the column ended up clipped off the
+   right edge and unreadable without sideways scrolling. */
 .advice-cell {
-    max-width: 32rem;
+    position: relative;
+    width: 1%;
+    white-space: nowrap;
 }
 
-/* In the table the advice is clamped to a few lines - the full text is
+.advice-trigger {
-   on the run detail page, where there is room to read it. */
+    display: inline-flex;
-.advice-cell .advice {
+    align-items: center;
-    margin-top: 0;
+    gap: .35rem;
+    padding: .25rem .55rem;
+    border: 1px solid var(--amber);
+    border-radius: 999px;
+    background: var(--amber-dim);
+    color: var(--amber-text);
+    font: inherit;
     font-size: .75rem;
-    display: -webkit-box;
+    line-height: 1.4;
-    -webkit-line-clamp: 4;
+    cursor: pointer;
-    line-clamp: 4;
+    white-space: nowrap;
-    -webkit-box-orient: vertical;
-    overflow: hidden;
 }
 
-/* The clamped text opens up on hover, so the whole thing is readable
+.advice-trigger:hover,
-   without leaving the page. */
+.advice-trigger:focus-visible {
-.advice-cell:hover .advice,
+    background: var(--amber);
-.advice-cell:focus-within .advice {
+    color: var(--bg);
-    -webkit-line-clamp: unset;
+}
-    line-clamp: unset;
+
-    overflow: visible;
+.advice-trigger--failed {
+    border-color: var(--danger);
+    background: var(--danger-dim);
+    color: var(--danger);
+}
+
+.advice-trigger__icon {
+    font-size: .85em;
+}
+
+/* The pop-out.
+
+   It is `position: fixed` and anchored to the trigger by the script,
+   not absolutely positioned inside the cell.  The table is a scroll
+   container, and an absolutely positioned panel inside it was clipped
+   by the container's own overflow - the advice was sliced in half by
+   the card's edge and the bottom border was cut off.
+
+   Fixed positioning takes it out of the table entirely, so it floats
+   above the page and is never cut by a scroll container. */
+.advice-pop {
+    position: fixed;
+    z-index: 200;
+    display: none;
+    width: min(30rem, 92vw);
+    max-height: 70vh;
+    overflow-y: auto;
+    padding: .8rem .9rem;
+    border: 1px solid var(--amber);
+    border-radius: 8px;
+    background: var(--bg-raised);
+    box-shadow: 0 12px 32px rgba(0, 0, 0, .55);
+    text-align: left;
+    white-space: normal;
+}
+
+.advice-pop__head {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    gap: .5rem;
+    margin-bottom: .4rem;
+}
+
+.advice-pop__head .advice__label {
+    margin-bottom: 0;
+}
+
+.advice-pop__close {
+    border: 0;
+    background: none;
+    color: var(--text-muted);
+    font-size: 1.1rem;
+    line-height: 1;
+    cursor: pointer;
+    padding: 0 .15rem;
+}
+
+.advice-pop__close:hover {
+    color: var(--text);
+}
+
+.advice-pop__text {
+    margin: 0;
+    font-size: .8125rem;
+    line-height: 1.55;
+    color: var(--text);
+}
+
+/* The script opens and closes the panel, and places it.  The CSS only
+   decides whether it is shown. */
+.advice-pop.is-open {
+    display: block;
+}
+
+/* On a phone there is no hover, so the trigger is a button the script
+   toggles, and the panel is pinned to the middle of the screen so it is
+   readable whatever the table's width. */
+@media (max-width: 720px) {
+    .advice-cell {
+        width: auto;
+    }
+
+    /* On a phone the panel is centred on the screen rather than
+       anchored to the trigger - there is not the room to float it
+       beside the cell, and the trigger may be near the edge. */
+    .advice-pop {
+        top: 50% !important;
+        left: 50% !important;
+        transform: translate(-50%, -50%);
+    }
 }

src/flask/static/js/app.js

@@ -56,11 +56,187 @@
         }
     }
 
+    /**
+     * The brewing advice pop-out.
+     *
+     * On a desktop the panel opens on hover, which the CSS does.  A
+     * phone has no hover, so the trigger is a button that toggles it -
+     * and it is a real button, so it works with a keyboard and with a
+     * screen reader.
+     */
+    /**
+     * The brewing advice pop-out.
+     *
+     * The advice runs to several hundred characters.  In a table cell it
+     * pushed the table past the width of a phone, so it is a compact
+     * trigger instead and the text is shown in a floating panel.
+     *
+     * The panel is position:fixed so it escapes the table's scroll
+     * container - absolutely positioned inside the cell it was clipped
+     * by the container and sliced in half by the card's edge.
+     *
+     * It opens on hover on a desktop, and on tap on a phone, which has
+     * no hover.  The trigger is a real button, so it also works with a
+     * keyboard.
+     */
+    function wireAdvicePopouts() {
+        var triggers = document.querySelectorAll(".advice-trigger");
+        for (var i = 0; i < triggers.length; i++) {
+            (function (trigger) {
+                var panel = trigger.parentNode.querySelector(".advice-pop");
+                if (!panel) { return; }
+
+                var closeTimer = null;
+
+                function isPhone() {
+                    return window.matchMedia("(max-width: 720px)").matches;
+                }
+
+                function place() {
+                    if (isPhone()) {
+                        /* The CSS centres it on a phone - clear any
+                           inline position left over from a desktop
+                           resize. */
+                        panel.style.top = "";
+                        panel.style.left = "";
+                        return;
+                    }
+
+                    var box = trigger.getBoundingClientRect();
+                    var gap = 10;
+                    var height = panel.offsetHeight;
+                    var width = panel.offsetWidth;
+                    var spaceBelow = window.innerHeight - box.bottom - gap;
+                    var spaceAbove = box.top - gap;
+
+                    /* Prefer below; flip above when there is not enough
+                       room and there is more room above. */
+                    var top;
+                    if (height <= spaceBelow || spaceBelow >= spaceAbove) {
+                        top = box.bottom + gap;
+                    } else {
+                        top = Math.max(gap, box.top - height - gap);
+                    }
+
+                    /* Keep it on screen horizontally. */
+                    var left = Math.min(box.left, window.innerWidth - width - gap);
+                    left = Math.max(gap, left);
+
+                    panel.style.top = Math.round(top) + "px";
+                    panel.style.left = Math.round(left) + "px";
+                }
+
+                function open() {
+                    if (closeTimer) {
+                        clearTimeout(closeTimer);
+                        closeTimer = null;
+                    }
+                    panel.classList.add("is-open");
+                    trigger.setAttribute("aria-expanded", "true");
+                    place();
+                }
+
+                function close() {
+                    panel.classList.remove("is-open");
+                    trigger.setAttribute("aria-expanded", "false");
+                }
+
+                function closeSoon() {
+                    /* A short delay, so the mouse can travel from the
+                       trigger into the panel without it closing. */
+                    if (closeTimer) { clearTimeout(closeTimer); }
+                    closeTimer = setTimeout(function () {
+                        closeTimer = null;
+                        if (!panel.matches(":hover") && !trigger.matches(":hover")) {
+                            close();
+                        }
+                    }, 180);
+                }
+
+                trigger.addEventListener("click", function (event) {
+                    event.preventDefault();
+                    event.stopPropagation();
+                    if (panel.classList.contains("is-open")) {
+                        close();
+                    } else {
+                        open();
+                    }
+                });
+
+                trigger.addEventListener("mouseenter", function () {
+                    if (!isPhone()) { open(); }
+                });
+                trigger.addEventListener("mouseleave", closeSoon);
+                panel.addEventListener("mouseenter", function () {
+                    if (closeTimer) {
+                        clearTimeout(closeTimer);
+                        closeTimer = null;
+                    }
+                });
+                panel.addEventListener("mouseleave", closeSoon);
+
+                var closeButton = panel.querySelector(".advice-pop__close");
+                if (closeButton) {
+                    closeButton.addEventListener("click", function (event) {
+                        event.preventDefault();
+                        event.stopPropagation();
+                        close();
+                        trigger.focus();
+                    });
+                }
+
+                document.addEventListener("keydown", function (event) {
+                    if (event.key === "Escape" && panel.classList.contains("is-open")) {
+                        close();
+                        trigger.focus();
+                    }
+                });
+                document.addEventListener("click", function (event) {
+                    if (!panel.contains(event.target) && event.target !== trigger) {
+                        close();
+                    }
+                });
+
+                window.addEventListener("resize", function () {
+                    if (panel.classList.contains("is-open")) { place(); }
+                });
+                window.addEventListener("scroll", function () {
+                    if (panel.classList.contains("is-open")) { close(); }
+                }, true);
+            })(triggers[i]);
+        }
+    }
+
+    function labelTableCells() {
+        var tables = document.querySelectorAll("table.data");
+        for (var t = 0; t < tables.length; t++) {
+            var headerRow = tables[t].querySelector("thead tr");
+            if (!headerRow) { continue; }
+            var labels = [];
+            var headers = headerRow.querySelectorAll("th");
+            for (var h = 0; h < headers.length; h++) {
+                labels.push(headers[h].textContent.trim());
+            }
+
+            var rows = tables[t].querySelectorAll("tbody tr");
+            for (var r = 0; r < rows.length; r++) {
+                var cells = rows[r].querySelectorAll("td");
+                for (var c = 0; c < cells.length && c < labels.length; c++) {
+                    if (labels[c] && !cells[c].getAttribute("data-label")) {
+                        cells[c].setAttribute("data-label", labels[c]);
+                    }
+                }
+            }
+        }
+    }
+
     function init() {
         focusFirstEmpty();
         defaultDateFields();
         wireToggles();
         wireConfirms();
+        wireAdvicePopouts();
+        labelTableCells();
     }
 
     if (document.readyState === "loading") {

src/flask/templates/active.html

@@ -44,7 +44,7 @@
                 <div class="brew-card__meta">
                     Run {{ run.beer_run_id }}
                     {% if run.first_date %} &middot; since {{ run.first_date }}{% endif %}
-                    {% if run.reading_count == 1 %} &middot; 1 reading{% else %} &middot; {{ run.reading_count }} readings{% endif %}
+                    {% if run.reading_count == 1 %} &middot; 1&nbsp;reading{% else %} &middot; {{ run.reading_count }}&nbsp;readings{% endif %}
                 </div>
             </div>
             {% if run.tap_number is not none %}

src/flask/templates/brews.html

@@ -95,7 +95,7 @@
                                 <td class="num">
                                     {% if run.min_sg is not none %}
                                         <span class="mono strong">{{ run.min_sg_decimal }}</span>
-                                        <div class="faint tiny">{{ run.min_sg_point_scale }} pts</div>
+                                        <div class="faint tiny">{{ run.min_sg_point_scale }} points</div>
                                     {% else %}—{% endif %}
                                 </td>
                                 <td class="num">
@@ -112,9 +112,24 @@
                                         <span class="faint">—</span>
                                     {% endif %}
                                 </td>
-                                <td class="comment advice-cell">
+                                <td class="advice-cell">
                                     {% if run.advice %}
-                                        <span class="advice{% if not run.advice_ok %} advice--failed{% endif %}">{{ run.advice }}</span>
+                                        <button type="button"
+                                                class="advice-trigger{% if not run.advice_ok %} advice-trigger--failed{% endif %}"
+                                                aria-expanded="false">
+                                            <span class="advice-trigger__icon" aria-hidden="true">&#9998;</span>
+                                            <span class="advice-trigger__label">
+                                                {% if run.advice_ok %}Read the advice{% else %}Advice failed{% endif %}
+                                            </span>
+                                        </button>
+                                        <div class="advice-pop" role="tooltip">
+                                            <div class="advice-pop__head">
+                                                <span class="advice__label">Brewing advice</span>
+                                                <button type="button" class="advice-pop__close"
+                                                        aria-label="Close">&times;</button>
+                                            </div>
+                                            <p class="advice-pop__text">{{ run.advice }}</p>
+                                        </div>
                                     {% else %}
                                         <span class="faint">Thinking…</span>
                                     {% endif %}

tests/test_brew_advice.py

@@ -995,6 +995,35 @@ def test_the_advice_is_shown_on_the_active_beers_page(client, repo):
     assert "Brewing advice" in body
 
 
+def test_the_advice_in_the_table_is_a_popout_not_the_text(client, repo):
+    """The advice in the table is a trigger, and the text is in a panel.
+
+    The advice is several hundred characters.  In a table cell it made
+    the table wider than a phone, so the column was clipped off the
+    right edge and the advice could not be read.
+    """
+    repo.users.insert_one({"username": "beer", "password": "beer_pass"})
+    client.post("/login", data={"username": "beer", "password": "beer_pass"},
+                follow_redirects=True)
+
+    seed_readings(repo, [("1", "Ale", "1042", "2026-01-01", False, "")])
+    doc = repo.readings.find_one({"beer_run_id": "1"})
+    repo.set_reading_advice(str(doc["_id"]), "Warm it to 21C and wait.", ok=True)
+
+    body = client.get("/brews").get_data(as_text=True)
+
+    # The trigger is a real button, so it works with a keyboard.
+    assert "advice-trigger" in body
+    assert 'class="advice-trigger' in body
+
+    # The text lives in the panel, not in the cell.
+    assert "advice-pop" in body
+    assert "advice-pop__text" in body
+
+    # The full advice is in the page - it is just not in the cell.
+    assert "Warm it to 21C and wait." in body
+
+
 def test_a_failed_advice_is_marked_as_such(client, repo):
     """A generation failure reads differently from real advice."""
     repo.users.insert_one({"username": "beer", "password": "beer_pass"})
@@ -1008,7 +1037,9 @@ def test_a_failed_advice_is_marked_as_such(client, repo):
 
     response = client.get("/brews")
     body = response.get_data(as_text=True)
-    assert "advice--failed" in body
+    # A failed generation is marked differently from real advice.
+    assert "advice-trigger--failed" in body
+    assert "Advice failed" in body
 
 
 def test_advice_is_not_generated_in_tests(client, repo):