/* Meso — AI strength-training program designer.
   Ported from the Meso.dc.html Claude Design prototype. The root container in
   the template carries the design tokens as CSS custom properties (--bg, --ink,
   --accent, ...); this file holds the global resets, fonts, scrollbar styling,
   and keyframes that the prototype declared in its <helmet>. */

* {
  box-sizing: border-box;
}

html,
body.meso {
  margin: 0;
  padding: 0;
  height: 100%;
}

body.meso {
  background: #f4f4f5;
  font-family: "Hanken Grotesk", system-ui, -apple-system, sans-serif;
}

/* Design tokens, re-pointed at the shared core token VALUES (design-system
   unification, PR 3) so Meso reads as part of Mastering Fitness: steel-blue
   accent #31759d (was an oklch blue-purple), shared neutrals, and the shared
   dark-nav colours that nav.css consumes. The designer also sets these inline
   on its root (so it stays self-contained); here they live on .meso so the
   standard pages inherit them without repeating the block. */
.meso {
  --bg: #f4f4f5;
  --surface: #ffffff;
  --rail: #fbfbfc;
  --ink: #0a0a0a;
  --dim: #6b7280;
  --line: #e4e4e7;
  --line-2: #f1f3f5;
  /* Perceptible neutral hover fill — clearly darker than --rail (#fbfbfc),
     which sat too close to white surfaces to read as a hover (issue #385). */
  --hover: #ebedf0;
  --radius: 8px;
  --pad: 14px;
  /* Accent points at the shared site token (base.css --accent, steel-blue) so
     Meso reads as part of Mastering Fitness — design-system unification PR 3.
     The soft/line/deep values mirror the site's hand-picked --accent-soft /
     --accent-line / --accent-deep rather than a color-mix, to match exactly. */
  --accent: #31759d;
  --accent-ink: #ffffff;
  --soft: #eaf2f7;
  --soft-line: #bcd6e4;
  --accent-deep: #1f516b;
  --warn: #b4541f;
  --warn-soft: #fbefe8;
  --ok: #2f8f56;
  /* Cadence signal's "stale" band (issue #482 — the recency pill replacing
     the current-week compliance meter): a third, more urgent tone than
     --warn so a lapsed athlete (>=10d) reads as a clear escalation, not the
     same amber as "a few days behind." */
  --danger: #b23434;
  --danger-soft: #fbeaea;
  /* shared dark site nav (PR 3) — same values as base.css :root */
  --nav-bg: #0a0a0a;
  --nav-fg: #ededed;
}

/* Hide Alpine-managed elements until Alpine initializes (avoids a flash). */
[x-cloak] {
  display: none !important;
}

.meso input,
.meso textarea {
  font-family: inherit;
}

.meso ::placeholder {
  color: #abb0b6;
}

.meso *::-webkit-scrollbar {
  width: 11px;
  height: 11px;
}

.meso *::-webkit-scrollbar-thumb {
  background: rgba(20, 24, 30, 0.16);
  border-radius: 7px;
  border: 3px solid transparent;
  background-clip: content-box;
}

.meso *::-webkit-scrollbar-thumb:hover {
  background: rgba(20, 24, 30, 0.28);
  border: 3px solid transparent;
  background-clip: content-box;
}

.meso *::-webkit-scrollbar-track {
  background: transparent;
}

@keyframes msgIn {
  from {
    opacity: 0;
    transform: translateY(7px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes blink {
  0%,
  80%,
  100% {
    opacity: 0.2;
  }
  40% {
    opacity: 1;
  }
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translate(-50%, -10px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

/* Smooth the hover/press feedback so state changes read as intentional rather
   than snapping. Scoped to the interactive surfaces (issue #385). */
.meso-btn,
.meso-navlink,
.meso-seg-btn,
a.meso-row,
button.meso-row,
a.meso-card,
button.meso-card,
.meso-avatar--link,
.meso [data-hover] {
  transition:
    background-color 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    color 0.15s ease,
    transform 0.12s ease,
    filter 0.15s ease;
}

@media (prefers-reduced-motion: reduce) {
  .meso-btn,
  .meso-navlink,
  .meso-seg-btn,
  a.meso-row,
  button.meso-row,
  a.meso-card,
  button.meso-card,
  .meso-avatar--link,
  .meso [data-hover] {
    transition: none;
  }
  /* Keep colour feedback, drop the motion. */
  a.meso-card:hover,
  button.meso-card:hover {
    transform: none;
  }
}

/* Hover/focus affordances that the prototype expressed as inline style-hover /
   style-focus attributes (not real CSS). Re-expressed here as real rules.

   Issue #385: the designer's data-hover elements set `background`/`border`/
   `color` INLINE, which outranks these attribute selectors — so the original
   background swaps never actually applied (only the `brighten` filter did, and
   only faintly). `!important` is used deliberately to override those inline
   resting styles; `filter` needs none since it is never set inline. The target
   values are also strengthened from near-white --rail to the on-brand --soft
   accent tint so the change is clearly visible. */
.meso [data-hover="rail"]:hover {
  background: var(--soft) !important;
  border-color: var(--soft-line) !important;
}
.meso [data-hover="brighten"]:hover {
  /* Darkens the filled steel-blue buttons noticeably (was a barely-there
     +6% brighten that washed them toward white). */
  filter: brightness(0.9);
}
.meso [data-hover="chip"]:hover {
  background: var(--soft) !important;
  border-color: var(--soft-line) !important;
}
.meso [data-hover="add"]:hover {
  background: var(--soft) !important;
  border-color: var(--soft-line) !important;
  color: var(--accent) !important;
}
.meso .meso-cell:focus {
  background: var(--soft);
  box-shadow: inset 0 0 0 1px var(--soft-line);
}
.meso .meso-phone-input:focus {
  border-color: var(--soft-line);
  background: var(--surface);
}
.meso .meso-composer:focus-within {
  border-color: var(--soft-line);
  box-shadow: 0 0 0 3px var(--soft);
}

/* Display helpers for elements toggled by x-show. Alpine resets style.display
   to "" when revealing, which would drop an inline `display` value; sourcing the
   display from a class makes that reset fall back to the intended value instead
   of the element default (block). */
.meso .meso-flex {
  display: flex;
}

/* Segmented controls (mode / view / period toggles). The prototype rendered an
   on + off variant per button; here one button styles itself via .is-on. */
.meso .meso-seg {
  display: inline-flex;
  background: var(--rail);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 3px;
  gap: 2px;
}
.meso .meso-seg-btn {
  appearance: none;
  border: 0;
  cursor: pointer;
  font: inherit;
  font-size: 12px;
  font-weight: 550;
  letter-spacing: -0.01em;
  padding: 5px 12px;
  border-radius: 6px;
  background: transparent;
  color: var(--dim);
}
.meso .meso-seg-btn:hover:not(.is-on) {
  background: var(--surface);
  color: var(--ink);
}
.meso .meso-seg-btn.is-on {
  background: var(--surface);
  color: var(--ink);
  font-weight: 650;
  box-shadow: 0 1px 2px rgba(16, 18, 22, 0.09);
}
.meso .meso-seg-btn--v {
  font-size: 12.5px;
  padding: 5px 13px;
}
.meso .meso-seg-btn--p {
  font-size: 12px;
  padding: 4px 11px;
}

/* ==========================================================================
   Shared component layer for the spine screens (roster, profile, review,
   deliver, results). The designer is a full-viewport tool with its own chrome;
   these classes give the surrounding pages a consistent look built from the
   same tokens. Standard pages set --bg/--ink/etc. on body.meso and scroll
   normally (the designer locks the viewport instead).
   ========================================================================== */

.meso-app {
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: "Hanken Grotesk", system-ui, -apple-system, sans-serif;
  font-size: 14px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

/* --- top nav --- */
.meso-topnav {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 16px;
  height: 55px;
  padding: 0 22px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.meso-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  color: var(--ink);
}
.meso-brand-mark {
  width: 23px;
  height: 23px;
  border-radius: 6px;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}
.meso-brand-mark i {
  width: 8px;
  height: 8px;
  background: var(--accent-ink);
  border-radius: 2px;
  transform: rotate(45deg);
}
.meso-brand b {
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.025em;
}
.meso-navlinks {
  display: flex;
  align-items: center;
  gap: 2px;
}
.meso-navlink {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--dim);
  text-decoration: none;
  padding: 6px 11px;
  border-radius: 7px;
}
.meso-navlink:hover {
  background: var(--hover);
  color: var(--ink);
}
.meso-navlink.is-active {
  color: var(--ink);
  background: var(--soft);
}
.meso-spacer {
  flex: 1;
}

/* The Meso shell's shared site nav lives in the cross-site nav.css (loaded by
   _meso_base alongside meso.css) — design-system unification PR 3. The earlier
   Meso-only `.meso-sitenav` partial was retired in favour of that one nav. */

/* --- page scaffold --- */
.meso-page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 26px 24px 64px;
}
.meso-page--narrow {
  max-width: 860px;
}
.meso-eyebrow {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 0 0 8px;
}
.meso-h1 {
  margin: 0 0 4px;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.025em;
}
.meso-sub {
  margin: 0;
  font-size: 13px;
  color: var(--dim);
}
.meso-pagehead {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}
/* Landing-page hero (issue #415) — a modifier, not a change to .meso-pagehead
   itself, since that shared class is also every other page's plain title+actions
   header. Copy left, product screenshot right; one column once the two can no
   longer sit comfortably side by side (760px matches nav.css's own burger-menu
   breakpoint). */
.meso-pagehead--hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 460px);
  align-items: center;
  gap: 36px;
}
@media (max-width: 760px) {
  .meso-pagehead--hero {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}
.meso-hero-shot {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  /* Product-chrome framing consistent with .meso-card, just a bit more lift
     since this is the hero rather than resting page content. */
  box-shadow: 0 10px 28px rgba(16, 18, 22, 0.12);
}
/* How-it-works card stills (issue #415 follow-up) — a lighter variant of
   .meso-hero-shot: smaller radius/shadow, since these are supporting
   texture below the hero + video, not the main event. A single fixed
   max-height (rather than width:100%) keeps the three cards' images the
   same visual weight even though their intrinsic aspect ratios differ (the
   deliver shot is a phone portrait, design/adapt are landscape) — each is
   centered at that shared height so the row of three cards still lines up. */
.meso-card-shot {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 168px;
  margin: 0 auto 12px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0 4px 10px rgba(16, 18, 22, 0.08);
}
.meso-crumbs {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  color: var(--dim);
  margin-bottom: 14px;
}
.meso-crumbs a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

/* --- cards --- */
.meso-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(16, 18, 22, 0.03);
}
.meso-card--pad {
  padding: 18px 20px;
}
/* Cards used as links/buttons (e.g. a session card, the "Are you a coach?"
   entry) had no hover at all — just the pointer cursor (issue #385). Lift them
   with shadow + a small rise; box-shadow/transform survive the inline
   background/border some of these cards set, so the feedback always shows. */
a.meso-card,
button.meso-card {
  cursor: pointer;
}
a.meso-card:hover,
button.meso-card:hover {
  border-color: var(--soft-line);
  box-shadow: 0 4px 14px rgba(16, 18, 22, 0.1);
  transform: translateY(-2px);
}
.meso-grid {
  display: grid;
  gap: 14px;
}
.meso-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.meso-grid--profile {
  grid-template-columns: 320px minmax(0, 1fr);
  align-items: start;
}

/* --- buttons --- */
.meso-btn {
  appearance: none;
  cursor: pointer;
  font: inherit;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 14px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}
.meso-btn:hover {
  /* Was --rail (#fbfbfc) on a white --surface button — invisible. Now an
     on-brand steel-blue tint with a matching border + faint lift (issue #385). */
  background: var(--soft);
  border-color: var(--soft-line);
  color: var(--accent-deep);
  box-shadow: 0 1px 3px rgba(16, 18, 22, 0.1);
}
.meso-btn--primary {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: transparent;
  font-weight: 650;
  box-shadow: 0 1px 2px rgba(16, 18, 22, 0.12);
}
.meso-btn--primary:hover {
  /* Deepen the fill (was a barely-there +6% brighten) and lift it. Reset the
     border-color the base .meso-btn:hover would otherwise leak in. */
  background: var(--accent-deep);
  color: var(--accent-ink);
  border-color: transparent;
  box-shadow: 0 3px 8px rgba(31, 81, 107, 0.28);
}
.meso-btn--ghost {
  background: transparent;
  border-color: transparent;
  color: var(--accent);
  padding-left: 0;
  padding-right: 0;
}
.meso-btn--ghost:hover {
  /* Text-only button: reset the border/shadow the base .meso-btn:hover adds. */
  background: transparent;
  border-color: transparent;
  box-shadow: none;
  color: var(--accent-deep);
  text-decoration: underline;
}

/* --- badges / status pills --- */
.meso-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}
.meso-badge i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.meso-badge--accent {
  color: var(--accent-deep);
  background: var(--soft);
  border: 1px solid var(--soft-line);
}
.meso-badge--warn {
  color: var(--warn);
  background: var(--warn-soft);
  border: 1px solid color-mix(in srgb, var(--warn) 22%, #fff);
}
.meso-badge--ok {
  color: var(--ok);
  background: color-mix(in srgb, var(--ok) 12%, #fff);
  border: 1px solid color-mix(in srgb, var(--ok) 26%, #fff);
}
.meso-badge--muted {
  color: var(--dim);
  background: var(--rail);
  border: 1px solid var(--line);
}
.meso-badge--danger {
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid color-mix(in srgb, var(--danger) 22%, #fff);
}
.meso-tag {
  display: inline-flex;
  padding: 4px 9px;
  border-radius: 6px;
  background: var(--surface);
  border: 1px solid var(--line);
  font-size: 11.5px;
  font-weight: 500;
  white-space: nowrap;
}
.meso-tag--accent {
  background: var(--soft);
  border-color: var(--soft-line);
  color: var(--accent-deep);
  font-weight: 600;
}

/* --- avatars --- */
.meso-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-weight: 700;
  flex: 0 0 auto;
  background: #eef0f2;
  color: var(--dim);
  width: 38px;
  height: 38px;
  font-size: 13px;
}
.meso-avatar--accent {
  background: var(--soft);
  border: 1px solid var(--soft-line);
  color: var(--accent-deep);
}
.meso-avatar--sm {
  width: 28px;
  height: 28px;
  font-size: 11px;
}
.meso-avatar--lg {
  width: 48px;
  height: 48px;
  border-radius: 13px;
  font-size: 16px;
}
/* The topnav identity chip (issue #387) — the one avatar that's a link, so it
   must read as clickable where the decorative list monograms don't. */
.meso-avatar--link {
  text-decoration: none;
  cursor: pointer;
}
.meso-avatar--link:hover,
.meso-avatar--link:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 1px 6px rgba(49, 117, 157, 0.25);
}

/* --- athlete rows / list --- */
.meso-row {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line-2);
  text-decoration: none;
  color: var(--ink);
}
.meso-row:last-child {
  border-bottom: 0;
}
/* Only the clickable rows (links/buttons) get a hover — the many static
   div.meso-row layout containers should not light up (issue #385). --soft is
   clearly visible where the old near-white --rail was not. */
a.meso-row:hover,
button.meso-row:hover {
  background: var(--soft);
}
.meso-row-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.meso-row-meta {
  font-size: 11.5px;
  color: var(--dim);
}

/* --- progress bar --- */
.meso-meter {
  height: 6px;
  border-radius: 4px;
  background: var(--line);
  overflow: hidden;
  flex: 1;
}
.meso-meter > span {
  display: block;
  height: 100%;
  border-radius: 4px;
  background: var(--accent);
}

/* --- divider + misc --- */
.meso-hr {
  height: 1px;
  background: var(--line);
  border: 0;
  margin: 16px 0;
}
.meso-muted {
  color: var(--dim);
}
.meso-mono {
  font-family: "IBM Plex Mono", monospace;
}