* {
    box-sizing: border-box;
}

:root {
    --bg: #07111f;
    --bg-soft: #0b1728;
    --panel: #101d30;
    --panel-2: #15243a;
    --panel-3: #1a2b44;
    --input: #091421;
    --text: #f7f9fc;
    --muted: #8fa0b8;
    --line: rgba(155, 177, 206, .18);
    --line-strong: rgba(155, 177, 206, .30);
    --accent: #6d8cff;
    --accent-2: #89a0ff;
    --accent-soft: rgba(109, 140, 255, .14);
    --danger: #ff6767;
    --danger-soft: rgba(255, 103, 103, .10);
    --shadow: 0 18px 50px rgba(0, 0, 0, .22);
}

html {
    background: var(--bg);
    color-scheme: dark;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "SF Pro Display",
        "SF Pro Text",
        "Segoe UI",
        Arial,
        sans-serif;
    background:
        radial-gradient(circle at 15% 0%, rgba(109, 140, 255, .08), transparent 28rem),
        linear-gradient(180deg, #081321 0%, var(--bg) 55%, #06101d 100%);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}

.app-shell {
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding:
        max(28px, env(safe-area-inset-top))
        24px
        max(44px, env(safe-area-inset-bottom));
}

h1, h2, p {
    margin-top: 0;
}

h1 {
    margin-bottom: 0;
    font-size: clamp(34px, 5vw, 56px);
    line-height: .98;
    letter-spacing: -.035em;
    font-weight: 780;
}

h2 {
    font-size: 24px;
    line-height: 1.08;
    letter-spacing: -.02em;
    font-weight: 750;
}

a {
    color: inherit;
}

.eyebrow {
    margin-bottom: 8px;
    color: var(--accent-2);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .15em;
}

.page-subtitle {
    margin: 12px 0 0;
    color: var(--muted);
    font-size: 15px;
}

.page-header {
    margin-bottom: 30px;
}

.home-header {
    padding-top: 8px;
}

/* ---------- Buttons ---------- */

button,
.button-like {
    appearance: none;
    -webkit-appearance: none;
    border: 0;
    font: inherit;
    cursor: pointer;
}

.primary-button,
.meta-save-button {
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), #7f96ff);
    color: white;
    font-weight: 750;
    box-shadow: 0 10px 26px rgba(80, 111, 230, .22);
}

.secondary-button {
    border: 1px solid var(--line);
    border-radius: 12px;
    background: rgba(255,255,255,.045);
    color: var(--text);
    padding: 11px 15px;
    font-weight: 700;
    backdrop-filter: blur(8px);
}

.secondary-button:hover,
.back-button:hover,
.icon-button:hover {
    border-color: rgba(137,160,255,.45);
    background: var(--accent-soft);
}

.back-button {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 44px;
    padding: 10px 15px;
    margin-bottom: 30px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: rgba(255,255,255,.04);
    color: var(--text);
    text-decoration: none;
    font-size: 15px;
    font-weight: 720;
}

.icon-button {
    flex: 0 0 46px;
    width: 46px;
    height: 46px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(255,255,255,.05);
    color: var(--text);
    font-size: 20px;
    font-weight: 800;
}

/* ---------- Home cards ---------- */

.premium-workout-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.premium-workout-card {
    position: relative;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background:
        linear-gradient(145deg, rgba(255,255,255,.035), rgba(255,255,255,.01)),
        var(--panel);
    box-shadow: var(--shadow);
    text-decoration: none;
    overflow: hidden;
    transition: transform .18s ease, border-color .18s ease, background .18s ease;
}

.premium-workout-card::after {
    content: "";
    position: absolute;
    inset: auto -55px -75px auto;
    width: 190px;
    height: 190px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(109,140,255,.18), transparent 66%);
    pointer-events: none;
}

.premium-workout-card:hover {
    transform: translateY(-3px);
    border-color: rgba(137,160,255,.38);
    background:
        linear-gradient(145deg, rgba(109,140,255,.06), rgba(255,255,255,.01)),
        var(--panel);
}

.workout-card-top,
.workout-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.workout-number {
    color: var(--accent-2);
    font-size: 14px;
    font-weight: 850;
    letter-spacing: .12em;
}

.card-arrow {
    width: 32px;
    height: 32px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    background: rgba(109,140,255,.11);
    color: var(--accent-2);
    font-size: 20px;
}

.workout-card-main h2 {
    margin: 0 0 8px;
    font-size: 26px;
}

.workout-subtitle {
    color: var(--text);
    font-size: 15px;
    font-weight: 600;
}

.workout-subtitle.muted,
.workout-card-footer {
    color: var(--muted);
}

.workout-card-footer {
    position: relative;
    z-index: 1;
    padding-top: 18px;
    border-top: 1px solid var(--line);
    font-size: 13px;
}

/* ---------- Workout page ---------- */

.title-row,
.section-title-row,
.action-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
}

.workout-title-row {
    margin-bottom: 20px;
}

.workout-meta-card {
    margin-bottom: 36px;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(16,29,48,.84);
    box-shadow: 0 14px 36px rgba(0,0,0,.14);
}

.meta-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
    gap: 10px;
    align-items: end;
}

.meta-field {
    min-width: 0;
    margin: 0;
}

.field-label {
    display: block;
    margin: 0 0 6px 2px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    line-height: 1;
    display: inline-flex;
    align-items: center;
}

input[type="text"],
input[type="date"],
input[type="number"],
input[type="file"] {
    appearance: none;
    -webkit-appearance: none;
    width: 100%;
    min-width: 0;
    margin: 0;
    border: 1px solid var(--line-strong);
    border-radius: 11px;
    background: var(--input);
    color: var(--text);
    outline: none;
    font-size: 15px;
    transition: border-color .15s ease, box-shadow .15s ease;
}

input[type="text"],
input[type="date"] {
    height: 40px;
    padding: 8px 11px;
}

input:focus {
    border-color: rgba(109,140,255,.78);
    box-shadow: 0 0 0 3px rgba(109,140,255,.12);
}

.meta-field input[type="date"] {
    inline-size: 100%;
}

.meta-save-button {
    min-height: 40px;
    padding: 0 18px;
    white-space: nowrap;
}

.rename-form,
.panel {
    margin: 0 0 24px;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--panel);
}

.rename-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
}

.rename-form button {
    padding: 0 18px;
}

.exercises-heading-row {
    margin-bottom: 14px;
}

.exercises-heading-row h2,
.sets-title-wrap h2 {
    margin-bottom: 0;
}

/* ---------- Exercise cards ---------- */

.premium-exercise-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.premium-exercise-card {
    border: 1px solid var(--line);
    border-radius: 20px;
    background: var(--panel);
    text-decoration: none;
    overflow: hidden;
    box-shadow: 0 12px 32px rgba(0,0,0,.14);
    transition: transform .18s ease, border-color .18s ease;
}

.premium-exercise-card:hover {
    transform: translateY(-2px);
    border-color: rgba(137,160,255,.36);
}

.exercise-media {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #f5f7fa;
}

.exercise-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 4px;
    background: #fff;
}

.exercise-image-placeholder {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    color: #667085;
    background: #eef2f6;
}

.exercise-media-shade {
    position: absolute;
    inset: 55% 0 0;
    background: linear-gradient(180deg, transparent, rgba(7,17,31,.14));
    pointer-events: none;
}

.exercise-card-arrow {
    position: absolute;
    right: 12px;
    bottom: 12px;
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    background: rgba(7,17,31,.78);
    color: white;
    font-size: 17px;
    backdrop-filter: blur(8px);
}

.exercise-card-copy {
    padding: 15px 15px 17px;
}

.exercise-name {
    font-size: 16px;
    line-height: 1.25;
    font-weight: 740;
    letter-spacing: -.01em;
}

/* ---------- Exercise details ---------- */

.exercise-header {
    max-width: 780px;
    margin-bottom: 22px;
}

.exercise-header h1 {
    line-height: 1.02;
}

.exercise-hero-card {
    max-width: 960px;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background: var(--panel);
    box-shadow: var(--shadow);
}

.exercise-hero {
    display: block;
    width: 100%;
    max-height: 520px;
    object-fit: contain;
    border-radius: 17px;
    background: #fff;
}

.exercise-hero-placeholder {
    height: 260px;
    display: grid;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--panel);
    color: var(--muted);
}

.exercise-actions {
    justify-content: flex-start;
    margin: 16px 0 20px;
}

.sets-card {
    max-width: 960px;
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background:
        linear-gradient(180deg, rgba(255,255,255,.02), transparent),
        var(--panel);
    box-shadow: 0 14px 36px rgba(0,0,0,.16);
}

.sets-title-wrap {
    margin-bottom: 16px;
}

.sets-head,
.set-row {
    display: grid;
    grid-template-columns: 70px minmax(0, 1fr) minmax(0, 1fr) 38px;
    gap: 10px;
    align-items: center;
}

.sets-head {
    padding: 0 2px 8px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    line-height: 1;
    display: inline-flex;
    align-items: center;
}

.sets-list {
    border-top: 1px solid var(--line);
}

.set-row {
    min-height: 58px;
    border-bottom: 1px solid var(--line);
}

.set-number {
    color: var(--accent-2);
    font-weight: 850;
    text-align: center;
}

.set-input {
    height: 40px;
    padding: 7px 10px;
    border: 0 !important;
    border-radius: 10px !important;
    background: rgba(5,14,25,.72) !important;
    font-size: 16px !important;
    font-weight: 650;
}

.danger-small {
    width: 34px;
    height: 34px;
    padding: 0;
    border: 1px solid rgba(255,103,103,.18);
    border-radius: 10px;
    background: transparent;
    color: var(--danger);
    font-size: 20px;
    font-weight: 500;
}

.danger-small:hover {
    background: var(--danger-soft);
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.sets-actions {
    margin-top: 18px;
}

.sets-actions .primary-button,
.edit-exercise-panel .primary-button,
.add-exercise-panel .primary-button {
    padding: 12px 16px;
}

.delete-exercise-form {
    max-width: 960px;
    margin-top: 18px;
}

.danger-button {
    width: 100%;
    padding: 11px 16px;
    border: 1px solid rgba(255,103,103,.28);
    border-radius: 12px;
    background: transparent;
    color: var(--danger);
    font-weight: 720;
}

.danger-button:hover {
    background: var(--danger-soft);
}

label {
    display: block;
    margin-bottom: 14px;
    color: var(--text);
    font-size: 14px;
    font-weight: 650;
}

.panel label:last-of-type {
    margin-bottom: 16px;
}

.panel input[type="text"],
.panel input[type="file"] {
    margin-top: 7px;
    padding: 10px 12px;
}

.hidden {
    display: none !important;
}

.empty-state {
    padding: 28px;
    border: 1px dashed var(--line-strong);
    border-radius: 18px;
    color: var(--muted);
    text-align: center;
}

/* ---------- Responsive ---------- */

@media (max-width: 820px) {
    .premium-workout-grid {
        grid-template-columns: 1fr;
    }

    .premium-workout-card {
        min-height: 210px;
    }

    .premium-exercise-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .meta-form {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .meta-save-button {
        grid-column: 1 / -1;
        width: 100%;
    }
}

@media (max-width: 560px) {
    .container {
        padding-left: 18px;
        padding-right: 18px;
    }

    h1 {
        font-size: clamp(34px, 10vw, 46px);
    }

    .back-button {
        margin-bottom: 24px;
    }

    .workout-title-row {
        align-items: flex-start;
    }

    .workout-title-row h1 {
        max-width: calc(100vw - 110px);
    }

    .workout-meta-card {
        padding: 10px;
        margin-bottom: 30px;
    }

    .meta-form {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
    }

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

    .meta-field input[type="text"],
    .meta-field input[type="date"] {
        width: 100%;
        min-width: 0;
        max-width: 100%;
        height: 38px;
        padding: 7px 9px;
        font-size: 13px;
    }

    .meta-field input[type="date"]::-webkit-date-and-time-value {
        text-align: left;
    }

    .field-label {
        font-size: 11px;
        margin-bottom: 5px;
    }

    .meta-save-button {
        height: 38px;
        min-height: 38px;
    }

    .premium-exercise-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }

    .exercise-card-copy {
        padding: 12px 12px 14px;
    }

    .exercise-name {
        font-size: 14px;
    }

    .exercise-card-arrow {
        width: 28px;
        height: 28px;
        right: 9px;
        bottom: 9px;
    }

    .exercise-hero-card {
        padding: 7px;
        border-radius: 20px;
    }

    .exercise-hero {
        border-radius: 14px;
    }

    .sets-card {
        padding: 16px 12px;
    }

    .sets-head,
    .set-row {
        grid-template-columns: 52px minmax(0, 1fr) minmax(0, 1fr) 34px;
        gap: 7px;
    }

    .sets-head {
        font-size: 11px;
    }

    .set-row {
        min-height: 56px;
    }

    .set-input {
        height: 38px;
        padding: 6px 8px;
        font-size: 15px !important;
    }

    .danger-small {
        width: 32px;
        height: 32px;
    }

    .sets-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .sets-actions button {
        width: 100%;
    }

    .rename-form {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 390px) {
    .container {
        padding-left: 14px;
        padding-right: 14px;
    }

    .premium-exercise-grid {
        gap: 10px;
    }

    .exercise-name {
        font-size: 13px;
    }

    .meta-field input[type="text"],
    .meta-field input[type="date"] {
        font-size: 12px;
    }
}


/* =========================================================
   Premium UI v5 refinements
   ========================================================= */

:root {
    --muted: #b9c7de;
    --muted-strong: #d2dcf0;
    --gradient-border-a: rgba(152, 177, 255, .64);
    --gradient-border-b: rgba(82, 119, 222, .28);
    --gradient-border-c: rgba(127, 214, 255, .42);
}

/* Brighter secondary information */
.page-subtitle,
.field-label,
.sets-head,
.exercise-hero-placeholder,
.empty-state {
    color: var(--muted);
}

.workout-card-footer,
.workout-card-footer span,
.workout-date-small,
.workout-subtitle.muted {
    color: var(--muted-strong);
}

.workout-card-footer {
    font-weight: 560;
}

/* Stronger workout indexes */
.workout-number {
    font-size: 24px;
    line-height: 1;
    font-weight: 900;
    letter-spacing: .10em;
    color: #9db0ff;
    text-shadow: 0 0 22px rgba(109, 140, 255, .30);
}

/* Gradient border treatment using layered backgrounds (Safari-safe) */
.premium-workout-card,
.workout-meta-card,
.premium-exercise-card,
.exercise-hero-card,
.sets-card,
.rest-timer-card,
.panel,
.rename-form {
    border: 1px solid transparent;
    background:
        linear-gradient(160deg, rgba(19, 34, 57, .98), rgba(9, 22, 39, .98)) padding-box,
        linear-gradient(135deg, var(--gradient-border-a), var(--gradient-border-b) 48%, var(--gradient-border-c)) border-box;
}

.premium-workout-card,
.premium-exercise-card,
.exercise-hero-card,
.sets-card,
.rest-timer-card {
    box-shadow:
        0 18px 48px rgba(0, 0, 0, .24),
        0 0 28px rgba(91, 124, 231, .055);
}

.premium-workout-card:hover,
.premium-exercise-card:hover {
    border-color: transparent;
}

/* Uniform exercise cards and media areas */
.premium-exercise-grid {
    align-items: stretch;
}

.premium-exercise-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.exercise-media {
    aspect-ratio: 4 / 3;
    flex: 0 0 auto;
    display: grid;
    place-items: center;
    background: #ffffff;
}

.exercise-image {
    width: 100%;
    height: 100%;
    padding: 8px;
    object-fit: contain;
    object-position: center;
    background: #fff;
}

.exercise-card-copy {
    flex: 1 1 auto;
    min-height: 78px;
    display: flex;
    align-items: flex-start;
}

.exercise-name {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
}

/* Detail hero keeps all source images inside the same visual frame */
.exercise-hero-card {
    width: 100%;
    min-height: 300px;
    display: grid;
    place-items: center;
    background: linear-gradient(180deg, rgba(247,248,252,0.98), rgba(239,242,248,0.96));
    border-radius: 28px;
    overflow: hidden;
    padding: 10px;
}

.exercise-hero {
    width: 100%;
    height: clamp(300px, 48vw, 520px);
    max-height: none;
    object-fit: contain;
    object-position: center;
}

/* Rest timer */
.rest-timer-card {
    width: 100%;
    max-width: 960px;
    margin-top: 16px;
    padding: 16px 18px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.rest-timer-card .eyebrow {
    margin-bottom: 5px;
}

.rest-timer-title {
    color: var(--text);
    font-size: 18px;
    line-height: 1.1;
    font-weight: 780;
    letter-spacing: -.015em;
}

.rest-timer-controls {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
}

.rest-timer-button {
    min-width: 108px;
    height: 44px;
    padding: 0 18px;
    border: 1px solid rgba(147, 170, 255, .42);
    border-radius: 13px;
    background: linear-gradient(135deg, #6d8cff, #8299ff);
    color: white;
    font-weight: 800;
    box-shadow: 0 9px 24px rgba(75, 106, 224, .22);
    transition: transform .12s ease, background .15s ease, border-color .15s ease;
}

.rest-timer-button:active {
    transform: scale(.98);
}

.rest-timer-button.is-running {
    border-color: rgba(255, 116, 116, .42);
    background: linear-gradient(135deg, #ef6060, #ff7777);
    box-shadow: 0 9px 24px rgba(221, 70, 70, .16);
}

.rest-timer-value {
    min-width: 105px;
    height: 44px;
    padding: 0 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border: 1px solid rgba(155, 177, 206, .28);
    border-radius: 13px;
    background: rgba(4, 13, 25, .72);
    color: #f7f9fc;
    font-variant-numeric: tabular-nums;
    font-size: 22px;
    font-weight: 850;
    line-height: 1;
}

.rest-timer-value span {
    color: var(--muted-strong);
    font-size: 12px;
    font-weight: 700;
    line-height: 1;
    display: inline-flex;
    align-items: center;
}

@media (max-width: 560px) {
    .workout-number {
        font-size: 27px;
    }

    .exercise-card-copy {
        min-height: 82px;
    }

    .exercise-hero-card {
        min-height: 250px;
    }

    .exercise-hero {
        height: min(72vw, 430px);
        min-height: 250px;
    }

    .rest-timer-card {
        padding: 14px;
        border-radius: 18px;
    }

    .rest-timer-title {
        font-size: 16px;
    }

    .rest-timer-button {
        min-width: 92px;
        height: 42px;
        padding: 0 14px;
    }

    .rest-timer-value {
        min-width: 90px;
        height: 42px;
        padding: 0 11px;
        font-size: 20px;
    }
}

@media (max-width: 390px) {
    .rest-timer-card {
        align-items: flex-start;
        flex-direction: column;
    }

    .rest-timer-controls {
        width: 100%;
        justify-content: stretch;
    }

    .rest-timer-button,
    .rest-timer-value {
        flex: 1 1 0;
    }
}

/* =========================================================
   Premium UI v7 refinements
   ========================================================= */

/* Larger section labels: ТРЕНИРОВКА / ПРОГРАММА / УПРАЖНЕНИЕ / ПАРАМЕТРЫ / ОТДЫХ */
.eyebrow {
    font-size: 14px;
    line-height: 1.1;
    letter-spacing: .17em;
    font-weight: 850;
    color: #9db0ff;
}

/* Deeper accent buttons for stronger white-text contrast */
.primary-button,
.meta-save-button,
.rest-timer-button {
    background: linear-gradient(135deg, #425fd0 0%, #5873df 55%, #4b66d2 100%);
    color: #fff;
    border-color: rgba(129, 153, 255, .48);
    box-shadow: 0 10px 28px rgba(39, 65, 167, .34);
}

.primary-button:hover,
.meta-save-button:hover,
.rest-timer-button:hover {
    background: linear-gradient(135deg, #3854c2 0%, #4c67d4 55%, #405bc6 100%);
}

/* Darker accent surfaces used as compact action buttons */
.card-arrow,
.exercise-card-arrow {
    background: rgba(35, 55, 104, .94);
    color: #f5f7ff;
    border: 1px solid rgba(132, 156, 255, .24);
}

/* Workout page heading now uses only ПРОГРАММА + action button */
.exercises-heading-row {
    align-items: center;
}

.exercises-heading-row .eyebrow {
    margin-bottom: 0;
}

/* Correct alignment for set table headers and fields */
.sets-head {
    display: grid;
    grid-template-columns: 70px minmax(0, 1fr) minmax(0, 1fr) 38px;
    gap: 10px;
    align-items: center;
    width: 100%;
    padding: 0 2px 10px;
}

.sets-head span {
    display: block;
    width: 100%;
    text-align: center;
}

.set-input {
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.set-input::-webkit-outer-spin-button,
.set-input::-webkit-inner-spin-button {
    margin: 0;
}

@media (max-width: 560px) {
    .eyebrow {
        font-size: 13px;
        letter-spacing: .16em;
    }

    .sets-head {
        grid-template-columns: 52px minmax(0, 1fr) minmax(0, 1fr) 34px;
        gap: 7px;
        padding-left: 0;
        padding-right: 0;
    }

    .sets-head span {
        text-align: center;
    }

    .set-input {
        text-align: center;
        padding-left: 4px;
        padding-right: 4px;
    }
}


/* =========================================================
   Premium UI v8 refinements
   ========================================================= */

/* One continuous ambient background across every page */
body {
    position: relative;
    background:
        radial-gradient(circle at 14% 8%, rgba(80, 105, 205, .16), transparent 28rem),
        radial-gradient(circle at 92% 32%, rgba(39, 117, 174, .11), transparent 31rem),
        radial-gradient(circle at 46% 88%, rgba(74, 64, 160, .10), transparent 34rem),
        linear-gradient(180deg, #071321 0%, #06111e 48%, #040d18 100%);
    background-attachment: fixed;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: .26;
    background-image:
        linear-gradient(rgba(132, 157, 222, .035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(132, 157, 222, .035) 1px, transparent 1px);
    background-size: 42px 42px;
    -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,.8), rgba(0,0,0,.15));
    mask-image: linear-gradient(to bottom, rgba(0,0,0,.8), rgba(0,0,0,.15));
}

/* Home cards: richer depth and a subtle luminous edge */
.premium-workout-card {
    isolation: isolate;
    background:
        linear-gradient(145deg, rgba(24, 43, 74, .97), rgba(8, 22, 39, .98)) padding-box,
        linear-gradient(135deg, rgba(157, 180, 255, .78), rgba(82, 119, 222, .24) 44%, rgba(93, 191, 244, .50)) border-box;
    box-shadow:
        0 22px 52px rgba(0, 0, 0, .28),
        inset 0 1px 0 rgba(255,255,255,.035),
        0 0 34px rgba(83, 111, 213, .07);
}

.premium-workout-card::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(circle at 15% 10%, rgba(130, 155, 255, .10), transparent 34%),
        linear-gradient(115deg, transparent 40%, rgba(115, 154, 255, .035) 56%, transparent 72%);
}

.premium-workout-card:active {
    transform: scale(.985);
}

/* Timer: centered title and larger controls */
.rest-timer-card {
    min-height: 96px;
    padding: 16px 20px;
    display: grid;
    grid-template-columns: minmax(150px, .9fr) minmax(0, 1.35fr);
    align-items: center;
    gap: 18px;
}

.rest-timer-copy {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-width: 0;
}

.rest-timer-title {
    width: 100%;
    margin: 0;
    text-align: center;
    font-size: 19px;
    line-height: 1.15;
    font-weight: 800;
}

.rest-timer-controls {
    display: grid;
    grid-template-columns: minmax(142px, 1fr) minmax(128px, .9fr);
    width: 100%;
    gap: 12px;
}

.rest-timer-button {
    width: 100%;
    min-width: 0;
    height: 58px;
    padding: 0 20px;
    border-radius: 17px;
    font-size: 20px;
    font-weight: 850;
}

.rest-timer-value {
    width: 100%;
    min-width: 0;
    height: 58px;
    padding: 0 16px;
    border-radius: 17px;
    font-size: 29px;
    font-weight: 900;
    gap: 7px;
}

.rest-timer-value span {
    font-size: 14px;
    font-weight: 760;
}

/* Explicit STOP state: red even after the v7 button overrides */
.rest-timer-button.is-running,
.rest-timer-button.is-running:hover {
    border-color: rgba(255, 112, 112, .64);
    background: linear-gradient(135deg, #c93f49 0%, #e95259 55%, #be3541 100%);
    color: #fff;
    box-shadow: 0 10px 28px rgba(190, 48, 60, .34);
}

/* Parameters title is now just the section label */
.sets-title-wrap {
    margin-bottom: 18px;
}

.sets-title-wrap .eyebrow {
    margin-bottom: 0;
}

/* Save feedback */
.primary-button,
.meta-save-button {
    transition: background .2s ease, border-color .2s ease, box-shadow .2s ease, transform .12s ease;
}

.primary-button.is-saved,
.meta-save-button.is-saved {
    background: linear-gradient(135deg, #1d8f5a 0%, #29ad6e 55%, #187b4d 100%);
    border-color: rgba(106, 231, 164, .58);
    color: #fff;
    box-shadow: 0 10px 28px rgba(27, 133, 84, .28);
}

@media (max-width: 560px) {
    .rest-timer-card {
        min-height: 92px;
        padding: 14px 14px;
        grid-template-columns: minmax(116px, .82fr) minmax(0, 1.45fr);
        gap: 10px;
    }

    .rest-timer-title {
        font-size: 17px;
    }

    .rest-timer-controls {
        grid-template-columns: minmax(106px, 1fr) minmax(96px, .88fr);
        gap: 9px;
    }

    .rest-timer-button,
    .rest-timer-value {
        height: 56px;
        border-radius: 16px;
    }

    .rest-timer-button {
        min-width: 0;
        padding: 0 12px;
        font-size: 19px;
    }

    .rest-timer-value {
        min-width: 0;
        padding: 0 10px;
        font-size: 27px;
    }

    .rest-timer-value span {
        font-size: 13px;
    }
}

@media (max-width: 390px) {
    .rest-timer-card {
        display: grid;
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .rest-timer-controls {
        width: 100%;
    }
}

/* ===== v9 active workout mode ===== */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    background:
        radial-gradient(circle at 14% 16%, rgba(78, 106, 224, .16), transparent 28%),
        radial-gradient(circle at 88% 38%, rgba(41, 130, 190, .10), transparent 30%),
        radial-gradient(circle at 42% 86%, rgba(76, 54, 190, .10), transparent 28%);
}

.workout-heading-line {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.active-session-chip {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 10px;
    border-radius: 999px;
    background: rgba(70, 214, 140, .13);
    border: 1px solid rgba(83, 231, 153, .42);
    color: #73efa9;
    font-size: .72rem;
    font-weight: 900;
    letter-spacing: .12em;
}

.premium-workout-card.is-active-workout {
    border-color: rgba(108, 137, 255, .62);
    box-shadow: 0 20px 55px rgba(7, 18, 43, .55), 0 0 0 1px rgba(111, 151, 255, .18) inset;
}

.workout-progress-wrap {
    margin-top: 18px;
}

.workout-progress-meta,
.session-progress-top {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    color: #cbd8f3;
    font-weight: 750;
    font-size: .86rem;
}

.workout-progress-track,
.session-progress-track {
    height: 7px;
    margin-top: 9px;
    border-radius: 999px;
    background: rgba(132, 155, 201, .13);
    overflow: hidden;
    border: 1px solid rgba(129, 158, 218, .16);
}

.workout-progress-track span,
.session-progress-track span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #526ce2, #7992ff, #55d7b5);
    box-shadow: 0 0 16px rgba(100, 134, 255, .35);
    transition: width .25s ease;
}

.session-control-card,
.session-progress-card,
.exercise-status-card,
.notes-card {
    position: relative;
    margin-top: 20px;
    padding: 18px 20px;
    border-radius: 24px;
    border: 1px solid rgba(92, 142, 210, .48);
    background: linear-gradient(145deg, rgba(19, 38, 70, .88), rgba(8, 23, 43, .90));
    box-shadow: 0 18px 46px rgba(0, 8, 24, .23);
}

.session-control-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.session-control-card.is-active {
    border-color: rgba(84, 222, 159, .46);
}

.session-control-copy {
    display: grid;
    gap: 4px;
}

.session-control-copy strong,
.exercise-status-card strong {
    color: #f7f9ff;
    font-size: 1.12rem;
}

.session-control-copy span {
    color: #b8c6e4;
    line-height: 1.35;
    font-size: .88rem;
}

.session-button {
    min-width: 128px;
    height: 56px;
    padding: 0 20px;
    border: 0;
    border-radius: 17px;
    color: #fff;
    font-size: 1.02rem;
    font-weight: 900;
    cursor: pointer;
}

.session-start-button {
    background: linear-gradient(135deg, #314ebd, #4769df);
    box-shadow: 0 10px 26px rgba(48, 75, 183, .28);
}

.session-finish-button {
    background: linear-gradient(135deg, #16895d, #20b576);
    box-shadow: 0 10px 26px rgba(21, 143, 95, .25);
}

.session-progress-card {
    margin-top: 14px;
    padding-top: 15px;
    padding-bottom: 15px;
}

.premium-exercise-card.is-completed {
    border-color: rgba(72, 220, 146, .66) !important;
    box-shadow: 0 0 0 1px rgba(72, 220, 146, .12) inset, 0 18px 42px rgba(2, 30, 23, .26) !important;
}

.premium-exercise-card.is-completed .exercise-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 60, 45, .02), rgba(15, 80, 55, .12));
    pointer-events: none;
}

.exercise-completed-badge {
    position: absolute;
    right: 12px;
    bottom: 12px;
    z-index: 4;
    padding: 9px 11px;
    border-radius: 13px;
    background: rgba(18, 143, 91, .94);
    color: white;
    font-size: .72rem;
    font-weight: 900;
    box-shadow: 0 8px 18px rgba(7, 65, 44, .26);
}

.exercise-status-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.exercise-status-card > div {
    display: grid;
    gap: 4px;
}

.exercise-status-card.is-completed {
    border-color: rgba(78, 226, 151, .55);
}

.exercise-complete-button,
.set-complete-button {
    border: 1px solid rgba(103, 132, 208, .48);
    background: linear-gradient(135deg, #263f92, #3656b4);
    color: #fff;
    font-weight: 850;
    cursor: pointer;
}

.exercise-complete-button {
    min-width: 138px;
    height: 52px;
    border-radius: 16px;
    padding: 0 16px;
    font-size: .94rem;
}

.exercise-complete-button.is-completed,
.set-complete-button.is-completed {
    background: linear-gradient(135deg, #13764f, #1da86e);
    border-color: rgba(88, 231, 159, .65);
}

.rest-timer-default {
    margin-top: 4px;
    text-align: center;
    color: #8fa6d6;
    font-size: .78rem;
    font-weight: 750;
}

.sets-head.with-status,
.set-row.with-status {
    grid-template-columns: 58px minmax(82px, 1fr) minmax(70px, .9fr) 100px 46px !important;
    gap: 10px !important;
    align-items: center;
}

.sets-head.with-status span,
.set-row.with-status > * {
    min-width: 0;
}

.set-complete-button {
    height: 48px;
    border-radius: 14px;
    padding: 0 9px;
    font-size: .76rem;
}

.set-row.is-completed .set-number {
    color: #6ee7a7 !important;
}

.set-row.is-completed .set-input {
    border-color: rgba(69, 210, 139, .30) !important;
}

.notes-card {
    margin-top: 28px;
}

.notes-form {
    display: grid;
    gap: 14px;
    margin-top: 12px;
}

.notes-form textarea {
    width: 100%;
    resize: vertical;
    min-height: 112px;
    padding: 14px 15px;
    border-radius: 16px;
    border: 1px solid rgba(98, 126, 176, .46);
    background: rgba(3, 14, 29, .76);
    color: #f4f7ff;
    font: inherit;
    line-height: 1.45;
    outline: none;
}

.notes-form textarea:focus {
    border-color: rgba(113, 145, 255, .78);
    box-shadow: 0 0 0 3px rgba(84, 111, 214, .14);
}

@media (max-width: 720px) {
    .session-control-card {
        align-items: stretch;
        flex-direction: column;
    }

    .session-control-card form,
    .session-button {
        width: 100%;
    }

    .exercise-status-card {
        align-items: stretch;
        flex-direction: column;
    }

    .exercise-complete-button {
        width: 100%;
    }

    .sets-head.with-status,
    .set-row.with-status {
        grid-template-columns: 36px minmax(64px, 1fr) minmax(58px, .78fr) 72px 38px !important;
        gap: 7px !important;
    }

    .sets-head.with-status {
        font-size: .68rem !important;
    }

    .set-complete-button {
        height: 46px;
        padding: 0 5px;
        font-size: .63rem;
        line-height: 1;
    }

    .set-complete-button.is-completed {
        font-size: 1rem;
    }

    .set-row.with-status .danger-small {
        width: 38px !important;
        min-width: 38px !important;
    }
}

@media (max-width: 390px) {
    .sets-head.with-status,
    .set-row.with-status {
        grid-template-columns: 32px minmax(56px, 1fr) minmax(52px, .75fr) 66px 34px !important;
        gap: 5px !important;
    }
    .set-complete-button { font-size: .58rem; }
}

/* ===== v10 refinements ===== */
body.modal-open {
    overflow: hidden;
}

/* Editable rest duration */
.rest-timer-copy {
    min-width: 210px;
}

.rest-setting-button {
    appearance: none;
    border: 0;
    background: transparent;
    color: #9eb4ff;
    cursor: pointer;
    display: inline-flex;
    align-items: baseline;
    justify-content: center;
    gap: 7px;
    width: 100%;
    margin-top: 6px;
    padding: 4px 10px;
    border-radius: 14px;
    transition: background .18s ease, transform .18s ease, color .18s ease;
}

.rest-setting-button:hover,
.rest-setting-button:focus-visible {
    background: rgba(101, 130, 255, .10);
    color: #c5d2ff;
    outline: none;
}

.rest-setting-button:active {
    transform: scale(.98);
}

.rest-setting-button strong {
    font-size: 1.65rem;
    line-height: 1;
    font-weight: 950;
    letter-spacing: -.03em;
}

.rest-setting-button span {
    font-size: .92rem;
    font-weight: 850;
}

/* More space between progress and program */
.session-progress-card {
    margin-bottom: 30px;
}

.exercises-heading-row {
    margin-top: 0;
}

/* Larger note save action */
.notes-save-button {
    min-height: 58px !important;
    padding: 0 24px !important;
    border-radius: 18px !important;
    font-size: 1.05rem !important;
    font-weight: 900 !important;
}

/* Active-workout set columns: more room for completion action */
.sets-head.with-status,
.set-row.with-status {
    grid-template-columns: 54px minmax(76px, .82fr) minmax(70px, .72fr) minmax(136px, 1.08fr) 46px !important;
    gap: 9px !important;
}

.set-complete-button {
    min-width: 0;
    height: 54px;
    padding: 0 14px;
    border-radius: 15px;
    font-size: .82rem;
    font-weight: 900;
    white-space: nowrap;
}

.set-complete-button.is-completed {
    font-size: .78rem;
}

/* App-styled modal */
.app-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: grid;
    place-items: center;
    padding: 22px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .2s ease, visibility .2s ease;
}

.app-modal.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.app-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(1, 8, 19, .72);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.app-modal-dialog {
    position: relative;
    width: min(100%, 470px);
    padding: 26px;
    border-radius: 26px;
    border: 1px solid rgba(111, 151, 255, .48);
    background:
        linear-gradient(145deg, rgba(19, 38, 70, .98), rgba(7, 20, 39, .99));
    box-shadow:
        0 30px 90px rgba(0, 0, 0, .56),
        0 0 0 1px rgba(122, 154, 255, .08) inset;
    transform: translateY(12px) scale(.98);
    transition: transform .2s ease;
}

.app-modal.is-open .app-modal-dialog {
    transform: translateY(0) scale(1);
}

.app-modal-dialog h2 {
    margin: 8px 0 8px;
    color: #f7f9ff;
    font-size: 1.55rem;
    line-height: 1.12;
}

.app-modal-dialog p {
    margin: 0;
    color: #b9c7e6;
    font-size: .95rem;
    line-height: 1.5;
}

.modal-number-field {
    display: grid;
    gap: 8px;
    margin-top: 20px;
    color: #bdcae7;
    font-size: .82rem;
    font-weight: 800;
}

.modal-number-field input {
    width: 100%;
    height: 64px;
    border: 1px solid rgba(111, 143, 207, .52);
    border-radius: 18px;
    background: rgba(3, 13, 27, .82);
    color: #fff;
    text-align: center;
    font: inherit;
    font-size: 1.55rem;
    font-weight: 900;
    outline: none;
}

.modal-number-field input:focus {
    border-color: rgba(123, 151, 255, .88);
    box-shadow: 0 0 0 4px rgba(85, 112, 219, .14);
}

.app-modal-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 24px;
}

.app-modal-actions > *,
.app-modal-actions form,
.app-modal-actions button {
    width: 100%;
}

.app-modal-actions button {
    min-height: 54px;
    border-radius: 16px;
    font-weight: 900;
}

.session-finish-confirm {
    border: 1px solid rgba(87, 231, 158, .50);
    background: linear-gradient(135deg, #14754f, #1aa56c);
    color: #fff;
    cursor: pointer;
    padding: 0 14px;
    box-shadow: 0 12px 28px rgba(16, 118, 76, .25);
}

.session-finish-wrap {
    flex: 0 0 auto;
}

@media (max-width: 720px) {
    .rest-timer-copy {
        min-width: 0;
    }

    .rest-setting-button strong {
        font-size: 1.9rem;
    }

    .session-progress-card {
        margin-bottom: 34px;
    }

    .sets-head.with-status,
    .set-row.with-status {
        grid-template-columns: 34px minmax(70px, .72fr) minmax(64px, .66fr) minmax(102px, 1.16fr) 38px !important;
        gap: 6px !important;
    }

    .sets-head.with-status {
        font-size: .67rem !important;
    }

    .set-complete-button {
        height: 52px;
        padding: 0 7px;
        font-size: .68rem;
    }

    .set-complete-button.is-completed {
        font-size: .65rem;
    }

    .app-modal {
        align-items: end;
        padding: 14px;
    }

    .app-modal-dialog {
        width: 100%;
        border-radius: 26px;
        padding: 24px 20px 20px;
        margin-bottom: max(4px, env(safe-area-inset-bottom));
    }

    .app-modal-actions {
        grid-template-columns: 1fr;
    }

    .session-finish-wrap,
    .session-finish-wrap .session-button {
        width: 100%;
    }
}

@media (max-width: 390px) {
    .sets-head.with-status,
    .set-row.with-status {
        grid-template-columns: 30px minmax(62px, .7fr) minmax(58px, .62fr) minmax(94px, 1.16fr) 34px !important;
        gap: 5px !important;
    }

    .set-complete-button {
        font-size: .62rem;
        padding: 0 5px;
    }

    .set-complete-button.is-completed {
        font-size: .59rem;
    }
}

/* ===== v13 targeted refinements (built on v10) ===== */

/* Keep timer content comfortably inside the card on all screen sizes. */
.rest-timer-card {
    margin-bottom: 26px;
}

.rest-timer-copy {
    min-width: 0;
    gap: 10px;
    justify-content: center;
}

.rest-timer-title {
    width: auto;
    flex: 0 1 auto;
    font-size: 15px;
    line-height: 1.08;
    white-space: normal;
}

.rest-setting-button {
    width: auto;
    flex: 0 0 auto;
    margin-top: 0;
    padding: 4px 6px;
    gap: 5px;
}

.rest-setting-button strong {
    font-size: 1.52rem;
}

.rest-setting-button span {
    font-size: .78rem;
}

/* Always reserve the status column so the action never disappears visually. */
.set-complete-button:disabled {
    opacity: .42;
    cursor: not-allowed;
    filter: saturate(.65);
}

/* Full-width edit action to match delete action. */
.exercise-actions {
    display: block;
    width: 100%;
    margin-top: 22px;
}

.exercise-actions .secondary-button {
    width: 100%;
    min-height: 58px;
    justify-content: center;
    border-radius: 18px;
    font-size: 1.05rem;
    font-weight: 900;
}

.delete-exercise-form {
    margin-top: 16px;
}

@media (max-width: 720px) {
    .rest-timer-card {
        margin-bottom: 30px;
        grid-template-columns: minmax(118px, .86fr) minmax(0, 1.44fr);
        gap: 8px;
        padding-left: 12px;
        padding-right: 12px;
    }

    .rest-timer-copy {
        gap: 6px;
        justify-content: flex-start;
    }

    .rest-timer-title {
        font-size: 13px;
        line-height: 1.05;
        text-align: left;
        max-width: 72px;
    }

    .rest-setting-button {
        padding-left: 2px;
        padding-right: 2px;
    }

    .rest-setting-button strong {
        font-size: 1.45rem;
    }

    .rest-setting-button span {
        font-size: .72rem;
    }

    .sets-head.with-status,
    .set-row.with-status {
        grid-template-columns: 34px minmax(68px, .72fr) minmax(60px, .64fr) minmax(110px, 1.18fr) 38px !important;
        gap: 6px !important;
    }

    .set-complete-button {
        min-height: 52px;
        font-size: .70rem;
        padding: 0 7px;
    }
}

@media (max-width: 390px) {
    .rest-timer-title {
        font-size: 12px;
        max-width: 66px;
    }

    .rest-setting-button strong {
        font-size: 1.38rem;
    }

    .rest-setting-button span {
        font-size: .68rem;
    }

    .sets-head.with-status,
    .set-row.with-status {
        grid-template-columns: 30px minmax(58px, .68fr) minmax(54px, .60fr) minmax(98px, 1.18fr) 34px !important;
        gap: 5px !important;
    }

    .set-complete-button {
        font-size: .64rem;
        padding: 0 4px;
    }
}


/* v20: workout page spacing/title refinements only */
.workout-title-row h1 {
    font-size: 42px;
    line-height: 1.05;
    white-space: nowrap;
}

.workout-meta-card {
    margin-bottom: 0;
}

.session-control-card {
    margin-top: 20px;
    padding-top: 15px;
    padding-bottom: 15px;
}

.session-progress-card {
    margin-top: 20px;
}

@media (max-width: 560px) {
    .workout-title-row h1 {
        max-width: none;
        font-size: 36px;
        line-height: 1.08;
        letter-spacing: -0.035em;
        white-space: nowrap;
    }

    .workout-meta-card {
        margin-bottom: 0;
    }

    .session-control-card {
        margin-top: 20px;
        padding: 15px 18px;
    }

    .session-progress-card {
        margin-top: 20px;
    }
}