@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Space+Grotesk:wght@600;700&display=swap");

:root {
    --bg: #050505;
    --panel: #101010;
    --panel-2: #171717;
    --line: rgba(255, 255, 255, 0.1);
    --line-strong: rgba(255, 255, 255, 0.22);
    --text: #f5f5f5;
    --muted: #9a9a9a;
    --soft: #d8d8d8;
    --accent: #ffffff;
    --danger: #ff5a5f;
    --ok: #9ff0c1;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body.os-body {
    min-height: 100vh;
    margin: 0;
    background:
        linear-gradient(180deg, rgba(255,255,255,0.07), transparent 300px),
        repeating-linear-gradient(90deg, rgba(255,255,255,0.025) 0 1px, transparent 1px 92px),
        radial-gradient(circle at 50% -10%, rgba(255,255,255,0.13), transparent 34%),
        var(--bg);
    color: var(--text);
    font-family: "Manrope", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    letter-spacing: 0;
}

a {
    color: inherit;
    text-decoration: none;
}

.os-topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid var(--line);
    background: rgba(5, 5, 5, 0.82);
    backdrop-filter: blur(18px);
}

.os-brand,
.login-brand {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.os-brand span,
.login-brand span {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--accent);
    color: #050505;
    background: var(--accent);
    font-weight: 900;
}

.os-brand img,
.login-brand img {
    width: 90px;
    object-fit: contain;
}

.os-brand strong,
.login-brand strong {
    font-family: "Space Grotesk", "Manrope", sans-serif;
    font-size: 21px;
    font-weight: 700;
}

.os-topbar__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--muted);
    font-size: 12px;
}

.os-topbar__meta form {
    display: flex;
}

.topbar-icon,
.os-topbar__meta button {
    display: inline-grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--line);
    background: rgba(255,255,255,.045);
    color: var(--text);
    font: inherit;
    cursor: pointer;
    transition: background .18s ease, border-color .18s ease, transform .18s ease;
}

.topbar-icon:hover,
.topbar-icon.is-active,
.os-topbar__meta button:hover {
    border-color: var(--line-strong);
    background: rgba(255,255,255,.11);
    transform: translateY(-1px);
}

.os-topbar__meta button {
    padding: 0;
}

.os-shell {
    width: min(1180px, 100%);
    margin: 0 auto;
    padding: 18px 14px 92px;
}

.hero-panel,
.page-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.hero-panel {
    min-height: 180px;
    padding: 24px;
    border: 1px solid var(--line-strong);
    background:
        linear-gradient(135deg, rgba(255,255,255,0.16), transparent 32%),
        linear-gradient(145deg, #1b1b1b, #060606 68%);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.18), 0 24px 80px rgba(0,0,0,0.4);
    overflow: hidden;
}

.hero-panel p,
.page-head p {
    margin: 0 0 8px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.hero-panel h1,
.page-head h1 {
    margin: 0;
    font-family: "Space Grotesk", "Manrope", sans-serif;
    font-size: clamp(34px, 9vw, 76px);
    line-height: 0.88;
    font-weight: 700;
    letter-spacing: 0;
}

.page-head h1 {
    font-size: clamp(28px, 8vw, 52px);
}

.action-btn,
.icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    min-height: 44px;
    padding: 0 16px;
    border: 1px solid var(--accent);
    background: var(--accent);
    color: #050505;
    font-weight: 800;
    cursor: pointer;
    transition: transform .18s ease, opacity .18s ease;
}

.action-btn:hover,
.icon-btn:hover {
    transform: translateY(-1px);
}

.action-btn--wide {
    width: 100%;
}

.head-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.metric-grid,
.split-grid,
.signal-grid {
    display: grid;
    gap: 10px;
}

.metric-grid {
    grid-template-columns: repeat(4, 1fr);
    margin-bottom: 10px;
}

.split-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 10px;
}

.metric-card,
.os-panel,
.member-card,
.trainer-card,
.login-card {
    border: 1px solid var(--line);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.045), transparent 120px),
        rgba(16, 16, 16, 0.9);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}

.metric-card {
    min-height: 96px;
    padding: 16px;
    position: relative;
    overflow: hidden;
}

.metric-card::after {
    content: "";
    position: absolute;
    inset: auto 14px 12px auto;
    width: 34px;
    height: 2px;
    background: var(--accent);
    opacity: .55;
}

.metric-card span,
.signal-grid span,
.list-row span,
.trainer-card p,
.trainer-card__top span,
.note-text {
    color: var(--muted);
}

.metric-card strong {
    display: block;
    margin-top: 12px;
    font-family: "Space Grotesk", "Manrope", sans-serif;
    font-size: clamp(24px, 7vw, 38px);
    line-height: 1;
}

.os-panel {
    padding: 16px;
}

.premium-form,
.premium-row {
    position: relative;
    overflow: hidden;
}

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.panel-head h2 {
    margin: 0;
    font-family: "Space Grotesk", "Manrope", sans-serif;
    font-size: 18px;
    font-weight: 700;
}

.panel-head a,
.panel-head span {
    color: var(--muted);
    font-size: 13px;
}

.stack-list,
.card-list,
.load-list {
    display: grid;
    gap: 8px;
}

.list-row,
.member-card {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 64px;
    padding: 10px 0;
    border-bottom: 1px solid var(--line);
}

.list-row:last-child,
.member-card:last-child {
    border-bottom: 0;
}

.list-row time {
    display: grid;
    place-items: center;
    min-width: 54px;
    height: 42px;
    border: 1px solid var(--line);
    color: var(--soft);
    font-size: 13px;
    font-weight: 800;
}

.list-row div,
.member-card div {
    min-width: 0;
}

.list-row strong,
.member-card strong {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.member-card {
    justify-content: space-between;
    padding: 16px;
}

.member-card--stacked {
    display: grid;
    align-items: stretch;
    padding: 0;
}

.member-card__main {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px;
}

.member-card__pt {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 11px 16px;
    border-top: 1px solid var(--line);
    background: rgba(255,255,255,.045);
    color: var(--soft);
    font-size: 12px;
    font-weight: 800;
}

.creator-pill {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    margin-top: 9px;
    padding: 5px 9px;
    border: 1px solid transparent;
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
}

.creator-pill--pt {
    border-color: rgba(159, 240, 193, .35);
    background: rgba(159, 240, 193, .13);
    color: #baf7d1;
}

.creator-pill--private {
    border-color: rgba(255, 255, 255, .36);
    background: rgba(255, 255, 255, .12);
    color: #fff;
}

.member-session-row small {
    display: block;
    margin-top: 5px;
    color: var(--soft);
}

.review-pill {
    margin-left: auto;
    padding: 8px 10px;
    border: 1px solid rgba(255,255,255,.34);
    background: rgba(255,255,255,.12);
    color: var(--text);
    font-weight: 900;
}

.review-form ul {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.review-form li label {
    display: grid;
    place-items: center;
    min-height: 44px;
    border: 1px solid var(--line-strong);
    background: #0d0d0d;
}

.load-row {
    display: grid;
    grid-template-columns: minmax(92px, 1fr) minmax(80px, 2fr) 42px;
    align-items: center;
    gap: 10px;
    min-height: 52px;
}

.load-row span {
    display: block;
    color: var(--muted);
    font-size: 12px;
}

.load-bar {
    height: 8px;
    background: #272727;
    overflow: hidden;
}

.load-bar span {
    display: block;
    height: 100%;
    background: var(--accent);
}

.signal-grid {
    grid-template-columns: repeat(3, 1fr);
}

.signal-grid div {
    min-height: 92px;
    padding: 14px;
    border: 1px solid var(--line);
    background: #0b0b0b;
}

.signal-grid strong {
    display: block;
    margin-top: 14px;
    font-size: 30px;
}

.empty-state {
    margin: 0;
    padding: 18px 0;
    color: var(--muted);
}

.os-form {
    display: grid;
    gap: 14px;
}

.os-form p {
    display: grid;
    gap: 8px;
    margin: 0;
}

.os-form p.is-hidden {
    display: none;
}

.os-form label {
    color: var(--soft);
    font-size: 13px;
    font-weight: 800;
}

.os-form input,
.os-form select,
.os-form textarea,
.date-filter input {
    width: 100%;
    min-height: 46px;
    border: 1px solid var(--line-strong);
    border-radius: 0;
    padding: 10px 12px;
    background: #070707;
    color: var(--text);
    outline: none;
}

.os-form input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    display: inline-grid;
    place-items: center;
    width: 46px;
    min-width: 46px;
    height: 46px;
    min-height: 46px;
    padding: 0;
    border: 1px solid var(--line-strong);
    background:
        linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.02)),
        #080808;
    cursor: pointer;
    transition: border-color .18s ease, background .18s ease, box-shadow .18s ease, transform .18s ease;
}

.os-form input[type="checkbox"]::before {
    content: "";
    width: 16px;
    height: 9px;
    border-left: 3px solid #050505;
    border-bottom: 3px solid #050505;
    opacity: 0;
    transform: rotate(-45deg) translate(1px, -1px) scale(.8);
    transition: opacity .18s ease, transform .18s ease;
}

.os-form input[type="checkbox"]:checked {
    border-color: var(--accent);
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(255,255,255,.08);
}

.os-form input[type="checkbox"]:checked::before {
    opacity: 1;
    transform: rotate(-45deg) translate(1px, -1px) scale(1);
}

.os-form input[type="checkbox"]:hover {
    transform: translateY(-1px);
    border-color: var(--accent);
}

.os-form .date-input,
.report-filter .date-input,
.date-filter .date-input {
    padding-right: 42px;
    background-image: linear-gradient(transparent, transparent), url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M8 2v4'/%3E%3Cpath d='M16 2v4'/%3E%3Crect width='18' height='18' x='3' y='4' rx='2'/%3E%3Cpath d='M3 10h18'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 13px center;
    background-size: 18px;
}

.os-form textarea {
    resize: vertical;
}

.os-form input:focus,
.os-form select:focus,
.os-form textarea:focus,
.date-filter input:focus {
    border-color: var(--accent);
}

.errorlist {
    margin: 0;
    padding: 0;
    color: var(--danger);
    list-style: none;
    font-size: 13px;
}

.message-stack {
    display: grid;
    gap: 8px;
    margin-bottom: 14px;
}

.message {
    padding: 12px 14px;
    border: 1px solid var(--line-strong);
    background: #111;
    font-weight: 700;
}

.date-filter {
    display: grid;
    grid-template-columns: 1fr 50px;
    gap: 8px;
    margin-bottom: 12px;
}

.report-filter {
    display: grid;
    grid-template-columns: 1fr 1fr 50px;
    gap: 8px;
    margin-bottom: 12px;
}

.report-filter input {
    width: 100%;
    min-height: 46px;
    border: 1px solid var(--line-strong);
    padding: 10px 12px;
    background: #070707;
    color: var(--text);
    outline: none;
}

.report-metrics .metric-card:nth-child(3) strong {
    color: var(--ok);
}

.report-list {
    margin-top: 14px;
}

.schedule-board {
    overflow-x: auto;
    border: 1px solid var(--line);
    background: #0d0d0d;
}

.schedule-head,
.schedule-row {
    display: grid;
    grid-template-columns: 72px repeat(var(--trainer-count, 5), minmax(128px, 1fr));
    min-width: 720px;
}

.schedule-head span,
.schedule-head strong,
.schedule-row time,
.slot {
    min-height: 58px;
    padding: 10px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.schedule-head {
    position: sticky;
    top: 0;
    z-index: 2;
    background: #151515;
}

.schedule-head strong,
.schedule-row time {
    font-size: 12px;
}

.slot {
    display: grid;
    align-content: center;
    gap: 3px;
    color: var(--muted);
    transition: transform .18s ease, border-color .18s ease, background .18s ease;
}

.slot em {
    color: var(--soft);
    font-size: 11px;
    font-style: normal;
}

.slot.is-filled {
    color: var(--text);
    background: #1e1e1e;
    cursor: grab;
}

.slot.is-dragging {
    transform: scale(.98);
    border-color: var(--accent);
    opacity: .75;
}

.trainer-card {
    padding: 16px;
}

.premium-card {
    position: relative;
    overflow: hidden;
}

.premium-card::before,
.premium-row::before,
.premium-form::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.75), transparent);
}

.trainer-card__top,
.trainer-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.trainer-card__top time {
    font-family: "Space Grotesk", "Manrope", sans-serif;
    font-size: 24px;
    font-weight: 700;
}

.trainer-card h2 {
    margin: 14px 0 6px;
    font-family: "Space Grotesk", "Manrope", sans-serif;
    font-size: 24px;
    line-height: 1.05;
}

.trainer-actions {
    margin-top: 14px;
}

.session-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.session-tags span {
    padding: 8px 10px;
    border: 1px solid var(--line-strong);
    background: #0a0a0a;
    color: var(--soft);
    font-size: 12px;
    font-weight: 800;
}

.quick-call-strip {
    display: grid;
    gap: 8px;
    margin-bottom: 12px;
}

.quick-call-strip a,
.call-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid rgba(255,255,255,.28);
    background: linear-gradient(135deg, rgba(255,255,255,.16), rgba(255,255,255,.04));
    color: var(--text);
    font-weight: 800;
}

.quick-call-strip a {
    min-height: 48px;
    padding: 10px 12px;
}

.quick-call-strip span {
    color: var(--muted);
}

.call-chip {
    width: 42px;
    height: 42px;
    justify-content: center;
    margin-left: auto;
}

.muscle-picker {
    display: grid;
    grid-template-columns: minmax(150px, 220px) 1fr;
    gap: 18px;
    align-items: center;
    padding: 16px;
    border: 1px solid var(--line);
    background: #070707;
}

.muscle-figure {
    display: grid;
    place-items: center;
    min-height: 286px;
    border: 1px solid rgba(255,255,255,.08);
    background: #0b0b0b;
    overflow: hidden;
}

.body-map-svg {
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    padding: 10px;
}

.body-map-svg svg {
    width: min(172px, 100%);
    height: auto;
    max-height: 268px;
    filter: drop-shadow(0 16px 26px rgba(0,0,0,.48));
}

.body-map-svg .cls-1,
.body-map-svg path:not(.cls-2) {
    fill: rgba(255,255,255,.13) !important;
    transition: fill .18s ease, opacity .18s ease, filter .18s ease;
}

.body-map-svg .cls-2 {
    fill: transparent !important;
}

.body-map-svg #gogus,
.body-map-svg #sirt,
.body-map-svg #bacak,
.body-map-svg #omuz,
.body-map-svg #kol,
.body-map-svg #core {
    cursor: pointer;
    pointer-events: auto;
}

.body-map-svg #gogus .cls-1,
.body-map-svg #sirt .cls-1,
.body-map-svg #bacak .cls-1,
.body-map-svg #omuz .cls-1,
.body-map-svg #kol .cls-1,
.body-map-svg #core .cls-1 {
    fill: rgba(255,255,255,.24) !important;
}

.body-map-svg #gogus.is-active .cls-1,
.body-map-svg #sirt.is-active .cls-1,
.body-map-svg #bacak.is-active .cls-1,
.body-map-svg #omuz.is-active .cls-1,
.body-map-svg #kol.is-active .cls-1,
.body-map-svg #core.is-active .cls-1 {
    fill: rgba(255,255,255,.92) !important;
    filter: drop-shadow(0 0 8px rgba(255,255,255,.28));
}

.body-map-svg #gogus.is-active,
.body-map-svg #sirt.is-active,
.body-map-svg #bacak.is-active,
.body-map-svg #omuz.is-active,
.body-map-svg #kol.is-active,
.body-map-svg #core.is-active {
    opacity: 1;
}

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

.muscle-buttons button {
    min-height: 42px;
    border: 1px solid var(--line-strong);
    background: #0e0e0e;
    color: var(--soft);
    font: inherit;
    font-weight: 800;
    cursor: pointer;
    transition: background .18s ease, color .18s ease, transform .18s ease;
}

.muscle-buttons button.is-active {
    background: var(--accent);
    color: #050505;
}

.trainer-actions a {
    flex: 1;
    display: inline-flex;
    justify-content: center;
    gap: 6px;
    padding: 10px 8px;
    border: 1px solid var(--line-strong);
    font-size: 13px;
    font-weight: 800;
}

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 18px;
}

.login-card {
    width: min(420px, 100%);
    padding: 24px;
}

.login-brand {
    margin-bottom: 28px;
}

.login-brand p {
    width: 100%;
    margin: 10px 0 0;
    color: var(--muted);
    font-size: 12px;
    text-transform: uppercase;
}

.note-text {
    margin: 8px 0 0;
    line-height: 1.6;
}

.os-mobile-nav {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: 10px;
    z-index: 30;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(64px, 1fr));
    min-height: 66px;
    border: 1px solid var(--line-strong);
    background: rgba(9, 9, 9, 0.92);
    backdrop-filter: blur(18px);
    box-shadow: 0 18px 60px rgba(0,0,0,.62), inset 0 1px 0 rgba(255,255,255,.1);
}

.os-mobile-nav a {
    display: grid;
    place-items: center;
    align-content: center;
    gap: 4px;
    color: var(--muted);
    font-size: 11px;
    font-weight: 700;
}

.os-mobile-nav i {
    font-size: 17px;
}

.os-mobile-nav a.is-active {
    color: var(--text);
    background: rgba(255,255,255,0.08);
}

.date-picker-popover {
    position: fixed;
    z-index: 80;
    padding: 12px;
    border: 1px solid var(--line-strong);
    border-radius: 0;
    background:
        linear-gradient(180deg, rgba(255,255,255,.06), transparent 90px),
        #090909;
    color: var(--text);
    box-shadow: 0 22px 80px rgba(0,0,0,.72), inset 0 1px 0 rgba(255,255,255,.08);
}

.date-picker-popover[hidden] {
    display: none;
}

.date-picker-head {
    display: grid;
    grid-template-columns: 42px 1fr 42px;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

.date-picker-head strong {
    text-align: center;
    font-family: "Space Grotesk", "Manrope", sans-serif;
    font-size: 15px;
    font-weight: 700;
}

.date-picker-head button,
.date-picker-days button {
    border: 1px solid var(--line);
    background: rgba(255,255,255,.045);
    color: var(--text);
    cursor: pointer;
    transition: border-color .18s ease, background .18s ease, color .18s ease, transform .18s ease;
}

.date-picker-head button {
    display: grid;
    place-items: center;
    width: 42px;
    height: 38px;
}

.date-picker-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
}

.date-picker-days span,
.date-picker-days button {
    display: grid;
    place-items: center;
    min-height: 36px;
    font-size: 12px;
    font-weight: 800;
}

.date-picker-days span {
    color: var(--muted);
}

.date-picker-days button:hover,
.date-picker-days button:focus,
.date-picker-head button:hover,
.date-picker-head button:focus {
    border-color: var(--line-strong);
    background: rgba(255,255,255,.12);
    transform: translateY(-1px);
}

.date-picker-days button.is-today {
    border-color: rgba(255,255,255,.55);
}

.date-picker-days button.is-selected {
    border-color: var(--accent);
    background: var(--accent);
    color: #050505;
}