/* ═══════════════════════════════════════════════════════════════════════════
   Project S³ — Red Gym Reps
   Wisconsin Badgers Theme
   ═══════════════════════════════════════════════════════════════════════════ */

:root {
    --cardinal: #C5050C;
    --cardinal-dark: #9B0000;
    --cardinal-light: #FEF2F2;
    --white: #FFFFFF;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #E5E5E5;
    --gray-400: #A3A3A3;
    --gray-600: #525252;
    --gray-800: #1F1F1F;
    --black: #000000;
    --gold: #F0B323;
    --gold-light: #FEF9E7;
    --green: #16A34A;
    --green-light: #F0FDF4;
    --red: #DC2626;
    --gradient: linear-gradient(135deg, #C5050C 0%, #9B0000 100%);
    --font: 'Poppins', 'Segoe UI', sans-serif;
    --font-display: 'Oswald', 'Impact', 'Arial Narrow', sans-serif;
}

/* ── Brand Mark (RGR monogram) ─────────────────────────────────────────── */
.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--white);
    color: var(--cardinal);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1px;
    box-shadow: inset 0 0 0 2px var(--cardinal);
    flex-shrink: 0;
}
.brand-mark-lg {
    width: 76px;
    height: 76px;
    font-size: 24px;
    letter-spacing: 1.5px;
    margin: 0 auto 10px;
    background: var(--cardinal);
    color: var(--white);
    box-shadow: inset 0 0 0 3px var(--white), 0 0 0 2px var(--cardinal);
}

.pwa-banner {
    background: var(--gradient);
    color: var(--white);
    padding: 14px 16px;
    font-size: 13px;
}
.pwa-banner-content { max-width: 480px; margin: 0 auto; }
.pwa-banner-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}
.pwa-banner-header strong { font-size: 15px; }
.pwa-banner-close {
    background: none; border: none; color: var(--white);
    font-size: 22px; cursor: pointer; padding: 0 4px; line-height: 1;
    opacity: 0.8;
}
.pwa-steps { display: flex; flex-direction: column; gap: 6px; }
.pwa-step {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    line-height: 1.4;
}
.pwa-step-num {
    background: rgba(255,255,255,0.25);
    border-radius: 50%;
    width: 20px; height: 20px;
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 700;
    flex-shrink: 0;
}
.pwa-icon {
    display: inline-flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,0.25);
    border-radius: 4px;
    padding: 1px 5px;
    font-size: 14px; font-weight: 700;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font);
    background: var(--gray-50);
    color: var(--gray-800);
    min-height: 100vh;
    padding-bottom: 70px; /* space for bottom nav */
}

/* ── Header ────────────────────────────────────────────────────────────── */

.app-header {
    background: var(--gradient);
    color: var(--white);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 3px double rgba(255, 255, 255, 0.9);
    box-shadow: 0 2px 8px rgba(197, 5, 12, 0.3);
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-logo { font-size: 24px; }

.brand-name {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.brand-sub {
    font-size: 10px;
    font-weight: 400;
    opacity: 0.8;
    letter-spacing: 0.5px;
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 8px;
}

.badge-emoji-btn {
    background: rgba(255,255,255,0.15);
    border: none;
    font-size: 20px;
    cursor: pointer;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.badge-name {
    font-size: 12px;
    font-weight: 500;
}

.badge-role {
    font-size: 9px;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.badge-logout {
    color: var(--white);
    text-decoration: none;
    font-size: 18px;
    opacity: 0.7;
    margin-left: 4px;
}
.badge-logout:hover { opacity: 1; }

.header-icon-btn {
    color: var(--white);
    text-decoration: none;
    font-size: 18px;
    margin-left: 6px;
    opacity: 0.7;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}
.header-icon-btn:hover { opacity: 1; }

/* Emoji popup */
.emoji-popup {
    display: none;
    position: absolute;
    top: 50px;
    right: 0;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    padding: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    z-index: 100;
}
.emoji-popup.open { display: block; }
.emoji-popup-title { font-size: 11px; font-weight: 600; color: var(--gray-600); margin-bottom: 8px; }
.emoji-popup-grid { display: flex; flex-wrap: wrap; gap: 4px; max-width: 200px; }
.emoji-pick-btn {
    background: none; border: none; font-size: 20px;
    cursor: pointer; padding: 4px; border-radius: 6px;
}
.emoji-pick-btn:hover { background: var(--cardinal-light); }

/* ── Phase Banner ──────────────────────────────────────────────────────── */

.phase-banner {
    padding: 10px 20px;
    font-family: var(--font-display);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-align: center;
    text-transform: uppercase;
}
.phase-foundation { background: var(--cardinal); color: var(--white); }
.phase-growth { background: var(--gold); color: var(--gray-800); }
.phase-power { background: var(--black); color: var(--white); }

/* ── Page Content ──────────────────────────────────────────────────────── */

.page-content {
    padding: 16px;
    max-width: 640px;
    margin: 0 auto;
    animation: fadeIn 0.3s ease-out;
}

/* ── Cards ──────────────────────────────────────────────────────────────── */

.card {
    position: relative;
    background: var(--white);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border: 1px solid var(--gray-200);
    overflow: hidden;
}
.card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--cardinal);
}

.card-active::before { background: var(--cardinal); }
.card-completed::before { background: var(--green); }
.card-rest::before { background: var(--gold); }

.card-title {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-subtitle {
    font-size: 11px;
    color: var(--gray-400);
    margin-bottom: 12px;
}

/* ── Buttons ───────────────────────────────────────────────────────────── */

.btn {
    background: var(--cardinal);
    color: var(--white);
    border: none;
    border-radius: 10px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font);
    letter-spacing: 0.3px;
    transition: all 0.15s ease;
}
.btn:hover { background: var(--cardinal-dark); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-gold {
    background: var(--gold);
    color: var(--gray-800);
}
.btn-gold:hover { background: #D9A020; }

.btn-outline {
    background: transparent;
    color: var(--cardinal);
    border: 2px solid var(--cardinal);
    border-radius: 10px;
    padding: 10px 22px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font);
}
.btn-outline:hover { background: var(--cardinal-light); }

.btn-sm { font-size: 11px; padding: 6px 12px; border-radius: 8px; }
.btn-full { width: 100%; }
.btn-save {
    background: var(--gold);
    color: var(--gray-800);
    font-size: 16px;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 700;
    width: 100%;
    margin-top: 16px;
}
.btn-save:hover { background: #D9A020; }

/* ── Forms ──────────────────────────────────────────────────────────────── */

.form-group { margin-bottom: 16px; }

.form-label {
    font-weight: 600;
    font-size: 12px;
    color: var(--gray-600);
    display: block;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input {
    width: 100%;
    border-radius: 8px;
    border: 1px solid var(--gray-200);
    font-size: 14px;
    font-family: var(--font);
    outline: none;
    padding: 10px 12px;
    color: var(--gray-800);
    background: var(--white);
}
.form-input:focus { border-color: var(--cardinal); box-shadow: 0 0 0 2px rgba(197,5,12,0.1); }

.form-textarea {
    width: 100%;
    min-height: 70px;
    border-radius: 8px;
    border: 1px solid var(--gray-200);
    padding: 10px 12px;
    font-family: var(--font);
    font-size: 14px;
    resize: vertical;
    outline: none;
}
.form-textarea:focus { border-color: var(--cardinal); }

.form-hint { color: var(--gray-400); font-size: 11px; margin-top: 4px; }
.form-error { color: var(--red); font-size: 12px; margin-top: 6px; }
.form-success { color: var(--green); font-size: 12px; margin-top: 6px; }

select.form-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%23525252'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

/* ── Exercise Cards ────────────────────────────────────────────────────── */

.exercise-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    padding: 14px;
    margin-bottom: 10px;
    transition: border-color 0.2s;
}
.exercise-card.done { border-color: var(--green); background: var(--green-light); }

.exercise-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 8px;
}

.exercise-name {
    font-size: 13px;
    font-weight: 700;
    color: var(--gray-800);
}

.exercise-target {
    font-size: 11px;
    color: var(--gray-400);
}

.exercise-type-badge {
    font-size: 9px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.badge-primary { background: var(--cardinal-light); color: var(--cardinal); }
.badge-accessory { background: var(--gray-100); color: var(--gray-600); }
.badge-plyometric { background: var(--gold-light); color: #8B6914; }
.badge-superset { background: #EDE9FE; color: #7C3AED; }

.exercise-inputs {
    display: flex;
    gap: 8px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.input-group {
    flex: 1;
    min-width: 60px;
}

.input-label {
    font-size: 9px;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
    display: block;
}

.input-hint {
    font-size: 9px;
    color: var(--gray-400);
    margin-top: 2px;
    display: block;
}

.exercise-input {
    width: 100%;
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    padding: 8px;
    font-size: 14px;
    font-family: var(--font);
    text-align: center;
    outline: none;
    min-height: 44px;
    color: var(--gray-800);
    background: var(--white);
}
.exercise-input:focus { border-color: var(--cardinal); }

.exercise-notes {
    font-size: 10px;
    color: var(--gray-400);
    font-style: italic;
    margin-top: 6px;
}

.done-check {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
}

.done-check input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--green);
    cursor: pointer;
}

.done-check label {
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-600);
    cursor: pointer;
}

/* ── Feel Rating (swim) ────────────────────────────────────────────────── */

.feel-rating {
    display: flex;
    gap: 8px;
    margin-top: 4px;
}

.feel-btn {
    width: 44px;
    height: 44px;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    background: var(--white);
    font-size: 18px;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.feel-btn.selected { border-color: var(--cardinal); background: var(--cardinal-light); }
.feel-btn:hover { border-color: var(--cardinal); }

/* ── RPE Slider ────────────────────────────────────────────────────────── */

input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--gray-200);
    outline: none;
}
input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 24px; height: 24px;
    border-radius: 50%;
    background: var(--cardinal);
    cursor: pointer;
    border: 2px solid var(--white);
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}
input[type="range"]::-moz-range-thumb {
    width: 24px; height: 24px;
    border-radius: 50%;
    background: var(--cardinal);
    cursor: pointer;
    border: 2px solid var(--white);
}

.range-marks {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    color: var(--gray-400);
    padding: 2px 4px 0;
}

/* ── Bottom Navigation ─────────────────────────────────────────────────── */

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-around;
    padding: 6px 0 env(safe-area-inset-bottom, 6px);
    z-index: 50;
    box-shadow: 0 -2px 8px rgba(0,0,0,0.06);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--gray-400);
    font-family: var(--font-display);
    font-size: 10px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 8px;
    transition: color 0.15s;
    letter-spacing: 1px;
}
.nav-item .nav-icon { font-size: 20px; margin-bottom: 2px; }
.nav-item.active { color: var(--cardinal); }
.nav-item:hover { color: var(--cardinal); }

/* ── Flash Messages ────────────────────────────────────────────────────── */

.flash-msg {
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 12px;
    background: var(--green-light);
    color: var(--green);
    border: 1px solid #BBF7D0;
}

/* ── Login Page ────────────────────────────────────────────────────────── */

.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--gradient);
}

.login-card {
    background: var(--white);
    border-radius: 16px;
    padding: 32px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

.login-logo {
    text-align: center;
    margin-bottom: 24px;
}

.login-logo-text {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 700;
    color: var(--cardinal);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.login-logo-sub {
    font-size: 11px;
    color: var(--gray-400);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 20px 0;
    font-size: 11px;
    color: var(--gray-400);
}
.divider::before, .divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-200);
}

.role-toggle {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}
.role-btn {
    flex: 1;
    padding: 10px;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    background: var(--white);
    font-family: var(--font);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: all 0.15s;
    color: var(--gray-600);
}
.role-btn.selected {
    border-color: var(--cardinal);
    background: var(--cardinal-light);
    color: var(--cardinal);
}

/* ── History / Session ─────────────────────────────────────────────────── */

.session-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-100);
    text-decoration: none;
    color: var(--gray-800);
    transition: background 0.15s;
}
.session-row:hover { background: var(--gray-50); }
.session-row:last-child { border-bottom: none; }

.session-date { font-size: 13px; font-weight: 600; }
.session-detail { font-size: 11px; color: var(--gray-400); }
.session-badge {
    font-size: 10px;
    padding: 3px 8px;
    border-radius: 6px;
    font-weight: 600;
}
.badge-done { background: var(--green-light); color: var(--green); }
.badge-partial { background: var(--gold-light); color: #8B6914; }
.badge-swim { background: #E0F2FE; color: #0284C7; }

/* ── Comment Section ───────────────────────────────────────────────────── */

.comment {
    padding: 10px;
    border-left: 3px solid var(--gold);
    margin-bottom: 8px;
    background: var(--gold-light);
    border-radius: 0 8px 8px 0;
}

.comment-header {
    font-size: 11px;
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: 4px;
}

.comment-text {
    font-size: 13px;
    color: var(--gray-800);
}

.comment-time {
    font-size: 10px;
    color: var(--gray-400);
    margin-top: 4px;
}

/* ── Stats / Metrics ───────────────────────────────────────────────────── */

.metrics-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.metric-card {
    flex: 1;
    min-width: 100px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    padding: 12px;
    text-align: center;
}

.metric-value {
    font-size: 22px;
    font-weight: 800;
    color: var(--cardinal);
}

.metric-label {
    font-size: 10px;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

/* ── Coach Dashboard ───────────────────────────────────────────────────── */

.athlete-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
}

.athlete-emoji { font-size: 28px; }

.athlete-info { flex: 1; }
.athlete-name { font-size: 14px; font-weight: 700; }
.athlete-stat { font-size: 11px; color: var(--gray-400); }

/* ── Plan Table ────────────────────────────────────────────────────────── */

.plan-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}
.plan-table th {
    background: var(--gray-100);
    padding: 8px;
    text-align: left;
    font-weight: 600;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-600);
}
.plan-table td {
    padding: 8px;
    border-bottom: 1px solid var(--gray-100);
    vertical-align: top;
}

/* ── Utility ───────────────────────────────────────────────────────────── */

.text-center { text-align: center; }
.text-cardinal { color: var(--cardinal); }
.text-gold { color: var(--gold); }
.text-gray { color: var(--gray-400); }
.text-green { color: var(--green); }
.text-sm { font-size: 12px; }
.text-xs { font-size: 11px; }
.fw-700 { font-weight: 700; }
.fw-600 { font-weight: 600; }
.mb-4 { margin-bottom: 4px; }
.mt-4 { margin-top: 4px; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mb-20 { margin-bottom: 20px; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.gap-8 { gap: 8px; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.hidden { display: none; }

/* ── Animations ────────────────────────────────────────────────────────── */

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeIn 0.3s ease-out; }

/* ── Mobile ────────────────────────────────────────────────────────────── */

@media (max-width: 600px) {
    html { -webkit-text-size-adjust: 100%; }

    .app-header { padding: 12px 14px; }
    .brand-name { font-size: 17px; }
    .brand-sub { display: none; }

    .page-content { padding: 12px 10px; }

    .card { padding: 14px; }

    .exercise-inputs { flex-wrap: wrap; }
    .input-group { min-width: 55px; }

    .metrics-row { display: grid; grid-template-columns: 1fr 1fr; }
    .metric-card { min-width: 0; }

    .login-card { padding: 24px 20px; }
}

@media (max-width: 380px) {
    .nav-item { font-size: 8px; padding: 4px 6px; }
    .nav-item .nav-icon { font-size: 18px; }
}

/* ── Science page ─────────────────────────────────────────────────────── */

.science-exercise {
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-200);
}
.science-exercise:last-child { border-bottom: none; }
.science-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 2px;
}
.science-tag {
    font-size: 10px;
    font-weight: 600;
    color: var(--cardinal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}
.science-body {
    font-size: 12px;
    line-height: 1.7;
    color: var(--gray-600);
}

/* ── Print ─────────────────────────────────────────────────────────────── */

/* Report collapsible week groups */
.report-week-group .report-week-body { display: none; }
.report-week-group.open .report-week-body { display: block; }
.report-week-group .report-chevron { transition: transform 0.2s; }
.report-week-group.open .report-chevron { transform: rotate(180deg); }
.exclude-from-print { /* toggled by JS */ }

@media print {
    body { padding-bottom: 0; background: white; }
    .app-header, .bottom-nav, .no-print, form { display: none !important; }
    .card { box-shadow: none; border: 1px solid #ddd; break-inside: avoid; }
    .page-content { max-width: 100%; }
    .metrics-row { break-inside: avoid; }
    .plan-table { font-size: 11px; }
    /* Expand all collapsed sections in print */
    .report-week-group .report-week-body { display: block !important; }
    .report-week-group .report-chevron { display: none; }
    /* Hide sections excluded via toggle */
    .exclude-from-print { display: none !important; }
}

/* Progression hint on /today exercise cards */
.progression-hint {
    margin-top: 8px;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}
.hint-good    { background: #e8f5e9; color: #2e7d32; border-left: 3px solid #2e7d32; }
.hint-neutral { background: #f5f5f5; color: #555;    border-left: 3px solid #888; }
.hint-warn    { background: #fff3e0; color: #b25900; border-left: 3px solid #b25900; }

/* Mobile-native toggle switch (styled checkbox) */
.toggle {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    vertical-align: middle;
}
.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}
.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: #ccc;
    border-radius: 24px;
    transition: 0.2s;
}
.toggle-slider::before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    border-radius: 50%;
    transition: 0.2s;
}
.toggle input:checked + .toggle-slider {
    background-color: var(--cardinal, #C5050C);
}
.toggle input:checked + .toggle-slider::before {
    transform: translateX(20px);
}
.toggle-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 13px;
}

/* Log sheet (bottom-nav LOG action sheet) */
.log-sheet-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 100;
    align-items: flex-end;
    justify-content: center;
}
.log-sheet-overlay.open { display: flex; }
.log-sheet {
    background: var(--white);
    width: 100%;
    max-width: 640px;
    border-radius: 16px 16px 0 0;
    padding: 20px 16px calc(20px + env(safe-area-inset-bottom, 0px));
    box-shadow: 0 -8px 24px rgba(0,0,0,0.2);
}
.log-sheet-title {
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 14px;
    text-align: center;
    color: var(--gray-700);
}
.log-sheet-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 14px;
}
.log-sheet-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 16px 8px;
    background: var(--gray-100, #F5F5F5);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    font-size: 13px;
    font-weight: 500;
}
.log-sheet-item span {
    font-size: 28px;
}

/* Coach athlete status dot */
.status-dot {
    position: absolute;
    right: -2px;
    bottom: -2px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--white);
}
.status-green { background: #2ECC71; }
.status-yellow { background: #F39C12; }
.status-red { background: var(--cardinal, #C5050C); }

/* Coach week grid */
.week-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}
.week-cell {
    display: block;
    text-align: center;
    padding: 8px 4px;
    border-radius: 8px;
    text-decoration: none;
    color: inherit;
    border: 1px solid transparent;
}
.week-cell.week-today { border-color: var(--cardinal, #C5050C); }
.week-dow { font-size: 10px; font-weight: 600; color: var(--gray-600); }
.week-day { font-size: 16px; font-weight: 700; margin-top: 2px; }
.week-done { background: #D5F5E3; }
.week-partial { background: #FEF5D0; }
.week-missed { background: #FADBD8; }
.week-planned { background: #EAF2F8; }
.week-rest { background: var(--gray-100, #F5F5F5); }
.week-legend-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 3px;
    vertical-align: middle;
}

/* Progress page tabs */
.tabs-row {
    display: flex;
    gap: 4px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--gray-200);
}
.tab-btn {
    flex: 1;
    background: none;
    border: none;
    padding: 10px 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-600);
    cursor: pointer;
    border-bottom: 2px solid transparent;
}
.tab-btn.active {
    color: var(--cardinal, #C5050C);
    border-bottom-color: var(--cardinal, #C5050C);
}

/* Back chevron at top of detail pages */
.page-back {
    display: inline-block;
    font-size: 13px;
    color: var(--gray-600);
    text-decoration: none;
    margin-bottom: 12px;
    padding: 4px 0;
}
.page-back:hover { color: var(--cardinal, #C5050C); }

/* Sets/Reps/Weight/RPE: wrap to 2x2 on narrow phones */
@media (max-width: 360px) {
    .exercise-inputs {
        flex-wrap: wrap;
    }
    .exercise-inputs .input-group {
        flex: 1 0 calc(50% - 4px) !important;
        max-width: none !important;
    }
}