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

:root {
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f5f5f3;
    --color-bg-tertiary: #eeede9;
    --color-text-primary: #1a1a18;
    --color-text-secondary: #6b6b66;
    --color-text-tertiary: #a8a8a2;
    --color-border: #e4e3dd;
    --color-border-strong: #c8c7c0;
    --color-accent: #1D9E75;
    --color-accent-dark: #0F6E56;
    --color-accent-light: #E1F5EE;
    --radius-md: 8px;
    --radius-lg: 12px;
}

@media (prefers-color-scheme: dark) {
    :root {
    --color-bg-primary: #1c1c1a;
    --color-bg-secondary: #252523;
    --color-bg-tertiary: #2e2e2b;
    --color-text-primary: #f0efe9;
    --color-text-secondary: #9a9993;
    --color-text-tertiary: #6b6b64;
    --color-border: #383835;
    --color-border-strong: #4a4a46;
    --color-accent-light: #0d3328;
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    min-height: 100vh;
    display: flex;
    align-items: stretch;
}
a{
    text-decoration: none;
}
.app {
    display: flex;
    width: 100%;
    min-height: 100vh;
}
.logo {
    width: 70px;
    height: 70px;
    object-fit: cover;
}
/* SIDEBAR */
.sidebar {
    width: 230px;
    background: var(--color-bg-primary);
    border-right: 0.5px solid var(--color-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 10;
}

.sidebar-logo {
    padding: 22px 18px 18px;
    border-bottom: 0.5px solid var(--color-border);
}
.sidebar-logo .brand {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}
.sidebar-logo .brand i { color: var(--color-accent); font-size: 20px; }
.sidebar-logo .sub {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-top: 3px;
}

.nav-section { padding: 14px 10px 4px; }
.nav-label {
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0 8px;
    margin-bottom: 4px;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 10px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 13px;
    color: var(--color-text-secondary);
    transition: all 0.15s;
    user-select: none;
}
.nav-item:hover { background: var(--color-bg-secondary); color: var(--color-text-primary); }
.nav-item.active { background: #1D9E7520; color: var(--color-accent-dark); font-weight: 500; }
.nav-item i { font-size: 17px; }

.sidebar-footer {
    margin-top: auto;
    padding: 14px;
    border-top: 0.5px solid var(--color-border);
}
.coach-card { display: flex; align-items: center; gap: 10px; }
.coach-avatar {
    width: 34px; height: 34px;
    border-radius: 50%;
    background: var(--color-accent-light);
    display: flex; align-items: center; justify-content: center;
    font-size: 12px; font-weight: 600;
    color: var(--color-accent-dark);
    flex-shrink: 0;
}
.coach-name { font-size: 13px; font-weight: 500; color: var(--color-text-primary); }
.coach-role { font-size: 11px; color: var(--color-text-secondary); }

/* MAIN */
.main {
    flex: 1;
    margin-left: 230px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.view-panel { display: none; flex-direction: column; min-height: 100vh; }
.view-panel.active { display: flex; }

.topbar {
    padding: 16px 24px;
    background: var(--color-bg-primary);
    border-bottom: 0.5px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky; top: 0;
    z-index: 5;
}
.topbar-title { font-size: 17px; font-weight: 600; color: var(--color-text-primary); }
.topbar-desc { font-size: 12px; color: var(--color-text-secondary); margin-top: 2px; }

.btn-primary {
    background: var(--color-accent);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    padding: 9px 16px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background 0.15s;
}
.btn-primary:hover { background: var(--color-accent-dark); }
.btn-primary i { font-size: 16px; }

.content {
    flex: 1;
    padding: 20px 24px;
}

/* STATS */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}
.stat-card {
    background: var(--color-bg-primary);
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 14px 16px;
}
.stat-label { font-size: 11px; color: var(--color-text-secondary); margin-bottom: 6px; }
.stat-value { font-size: 26px; font-weight: 600; color: var(--color-text-primary); }
.stat-badge {
    font-size: 11px;
    color: var(--color-accent-dark);
    background: var(--color-accent-light);
    padding: 2px 7px;
    border-radius: 4px;
    display: inline-block;
    margin-top: 5px;
}

/* PANELS */
.panels {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 16px;
}

.panel {
    background: var(--color-bg-primary);
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.panel-header {
    padding: 13px 18px;
    border-bottom: 0.5px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.panel-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}
.panel-title i { font-size: 17px; color: var(--color-accent); }
.panel-body { padding: 16px 18px; overflow-y: scroll; }

/* FORM */
.form-row { margin-bottom: 13px; }
.form-label { font-size: 12px; color: var(--color-text-secondary); margin-bottom: 6px; display: block; }
.form-input {
    width: 100%;
    background: var(--color-bg-secondary);
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 8px 11px;
    font-size: 13px;
    color: var(--color-text-primary);
    font-family: inherit;
    outline: none;
    transition: border-color 0.15s;
}
.form-input:focus { border-color: var(--color-accent); }
select.form-input { cursor: pointer; }
textarea.form-input { resize: vertical; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.tag-grid { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.tag {
    font-size: 12px;
    padding: 5px 11px;
    border-radius: 20px;
    border: 0.5px solid var(--color-border);
    cursor: pointer;
    color: var(--color-text-secondary);
    background: var(--color-bg-secondary);
    transition: all 0.12s;
    user-select: none;
}
.tag:hover { border-color: var(--color-accent); color: var(--color-accent-dark); }
.tag.selected {
    background: var(--color-accent-light);
    border-color: #5DCAA5;
    color: #085041;
    font-weight: 500;
}

.btn-submit {
    width: 100%;
    background: var(--color-accent);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    padding: 10px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    margin-top: 12px;
    transition: background 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    font-family: inherit;
}
.btn-submit:hover { background: var(--color-accent-dark); }

/* LIST */
/* .exo-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 420px;
    overflow-y: auto;
} */
.exo-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-secondary);
    transition: border-color 0.12s;
}
.exo-item:hover { border-color: var(--color-border-strong); }
.exo-icon {
    width: 34px; height: 34px;
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}
.exo-info { flex: 1; min-width: 0; }
.exo-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.exo-meta {
    font-size: 11px;
    color: var(--color-text-secondary);
    margin-top: 3px;
    display: flex;
    /* gap: 5px; */
    flex-wrap: wrap;
    align-items: center;
}

.badge {
    font-size: 11px;
    padding: 2px 7px;
    border-radius: 4px;
    font-weight: 500;
}
.badge-teal   { background: #E1F5EE; color: #085041; }
.badge-amber  { background: #FAEEDA; color: #633806; }
.badge-blue   { background: #E6F1FB; color: #0C447C; }
.badge-coral  { background: #FAECE7; color: #4A1B0C; }
.badge-purple { background: #EEEDFE; color: #26215C; }
.badge-green  { background: #EAF3DE; color: #173404; }
.badge-gray   { background: #F1EFE8; color: #2C2C2A; }

.btn-del {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-tertiary);
    font-size: 16px;
    padding: 5px;
    border-radius: 6px;
    transition: color 0.12s, background 0.12s;
    display: flex;
    align-items: center;
}
.btn-del:hover { color: #E24B4A; background: #FCEBEB; }

.filter-bar {
    display: flex;
    gap: 6px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}
.filter-btn {
    font-size: 12px;
    padding: 4px 11px;
    border-radius: 20px;
    border: 0.5px solid var(--color-border);
    cursor: pointer;
    color: var(--color-text-secondary);
    background: transparent;
    transition: all 0.12s;
    font-family: inherit;
}
.filter-btn:hover { border-color: var(--color-accent); color: var(--color-accent-dark); }
.filter-btn.active { background: var(--color-accent); border-color: var(--color-accent); color: white; }

.empty-state {
    text-align: center;
    padding: 36px 20px;
    color: var(--color-text-tertiary);
}
.empty-state i { font-size: 32px; display: block; margin-bottom: 10px; }
.empty-state p { font-size: 13px; line-height: 1.6; }

.seance-exo-box {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    min-height: 40px;
    padding: 8px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    border: 0.5px solid var(--color-border);
    align-items: flex-start;
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .sidebar { width: 200px; }
    .main { margin-left: 200px; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
    .panels { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    .sidebar { display: none; }
    .main { margin-left: 0; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
}