* { box-sizing: border-box; }
html { min-height: 100%; background: var(--color-bg); }
body {
    margin: 0;
    min-height: 100vh;
    color: var(--color-text);
    font-family: var(--font-ui);
    background:
        linear-gradient(color-mix(in srgb, var(--color-paper) 72%, transparent), color-mix(in srgb, var(--color-paper) 72%, transparent)),
        repeating-linear-gradient(0deg, transparent 0 3px, color-mix(in srgb, var(--color-dark-surface-alt) 1.8%, transparent) 3px 4px),
        var(--color-bg);
}
button, input, select, textarea { font: inherit; }
a { color: inherit; }
.app-shell { min-height: 100vh; display: flex; }
.app-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: var(--sidebar-width);
    padding: 28px 22px;
    background: color-mix(in srgb, color-mix(in srgb, var(--color-warning) 16%, var(--color-paper)) 96%, transparent);
    border-right: 1px solid var(--color-line);
    z-index: 20;
}
.brand-block { display: flex; gap: 12px; align-items: center; padding: 0 4px 28px; border-bottom: 1px solid var(--color-line); }
.brand-mark { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; background: var(--color-brand-avatar, var(--color-accent)); color: var(--color-on-primary); font-family: var(--font-title); font-size: 24px; }
.brand-block strong, .brand-block span { display: block; }
.brand-block strong { font-size: 14px; letter-spacing: .09em; text-transform: uppercase; }
.brand-block span { margin-top: 4px; color: var(--color-muted); font-size: 11px; }
.app-nav { display: flex; min-height: 0; flex: 1; flex-direction: column; gap: 8px; margin-top: 24px; overflow-y: auto; }
.nav-main, .nav-bottom { display: grid; gap: 8px; }
.nav-bottom { margin-top: auto; padding-top: 18px; border-top: 1px solid var(--color-line); }
.nav-link { display: flex; justify-content: space-between; align-items: center; min-height: 44px; padding: 0 14px; text-decoration: none; border-radius: var(--radius-sm); color: var(--color-text); }
.nav-link:hover { background: color-mix(in srgb, var(--color-primary) 16%, var(--color-paper)); }
.nav-link.is-active { background: color-mix(in srgb, var(--color-primary) 16%, var(--color-paper)); color: var(--color-text); }
.nav-link.is-disabled { opacity: .48; cursor: default; }
.nav-link small { font-size: 9px; text-transform: uppercase; letter-spacing: .08em; }
.app-main { width: calc(100% - var(--sidebar-width)); min-height: 100vh; margin-left: var(--sidebar-width); padding: 0 34px 28px; }
.app-topbar { min-height: 112px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--color-line); }
.app-topbar h1 { margin: 3px 0 0; font-family: var(--font-title); font-size: clamp(30px, 4vw, 48px); font-weight: 400; letter-spacing: -.02em; }
.eyebrow { margin: 0; color: var(--color-muted); font-size: 10px; text-transform: uppercase; letter-spacing: .24em; }
.app-footer { display: flex; justify-content: space-between; padding: 28px 0 0; color: var(--color-muted); font-size: 11px; }
.mobile-menu-button { display: none; }

/* Menu latéral rétractable commun */
.app-shell {
    --sidebar-current-width: var(--sidebar-width);
    transition: padding .22s ease;
}
.app-shell.sidebar-collapsed { --sidebar-current-width: 76px; }
.app-sidebar {
    width: var(--sidebar-current-width);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: width .22s ease, padding .22s ease, transform .2s ease;
    --panel-solid: var(--color-paper);
    --line-strong: var(--color-line);
    --terracotta: color-mix(in srgb, var(--color-warning) 24%, var(--color-paper));
    --terracotta-text: color-mix(in srgb, var(--color-warning) 68%, var(--color-text));
    --muted: var(--color-muted);
}
.app-main {
    width: calc(100% - var(--sidebar-current-width));
    margin-left: var(--sidebar-current-width);
    transition: width .22s ease, margin-left .22s ease;
}
.sidebar-heading {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--color-line);
}
.sidebar-heading .brand-block {
    min-width: 0;
    flex: 1;
    padding: 0 40px 0 4px;
    border-bottom: 0;
}
.sidebar-collapse-button {
    position: absolute;
    top: 4px;
    right: 0;
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    padding: 0;
    border: 0;
    border-radius: 10px;
    background: transparent;
    color: var(--color-muted);
    cursor: pointer;
}
.sidebar-collapse-button:hover { background: color-mix(in srgb, var(--color-primary) 16%, var(--color-paper)); color: var(--color-text); }
.sidebar-collapse-button svg { width: 18px; height: 18px; transition: transform .22s ease; }
.app-nav { flex: 1 1 auto; min-height: 0; }
.nav-link {
    justify-content: flex-start;
    gap: 11px;
    overflow: hidden;
}
.nav-icon {
    width: 28px;
    height: 28px;
    flex: 0 0 28px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 700;
}
.nav-label { min-width: 0; flex: 1; white-space: nowrap; }
.nav-count {
    min-width: 21px;
    height: 21px;
    display: inline-grid;
    place-items: center;
    padding: 0 6px;
    border-radius: 999px;
    background: var(--color-warning);
    color: var(--color-text);
    font-size: 9px;
    font-weight: 700;
    line-height: 1;
}
.nav-label small { float: right; margin-top: 3px; }
.sidebar-projects {
    min-height: 0;
    display: flex;
    flex: 1;
    flex-direction: column;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--color-line);
}
.sidebar-section-label {
    margin: 0 8px 8px;
    color: var(--color-muted);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
}
.sidebar-projects .projectList { min-height: 0; flex: 1; }
.sidebar-projects .newProjectButton { flex: 0 0 auto; margin-top: 10px; }
.sidebar-overlay {
    position: fixed;
    inset: 0;
    z-index: 19;
    background: color-mix(in srgb, var(--color-dark-surface-alt) 22%, transparent);
    backdrop-filter: blur(2px);
}
.app-shell.sidebar-collapsed .app-sidebar { padding-inline: 12px; }
.app-shell.sidebar-collapsed .brand-copy,
.app-shell.sidebar-collapsed .nav-label,
.app-shell.sidebar-collapsed .nav-count,
.app-shell.sidebar-collapsed .sidebar-section-label,
.app-shell.sidebar-collapsed .app-sidebar .projectName,
.app-shell.sidebar-collapsed .app-sidebar .projectCount,
.app-shell.sidebar-collapsed .app-sidebar .new-project-label { display: none; }
.app-shell.sidebar-collapsed .sidebar-heading .brand-block { padding: 0; justify-content: center; }
.app-shell.sidebar-collapsed .sidebar-heading { padding-bottom: 54px; }
.app-shell.sidebar-collapsed .sidebar-collapse-button { top: 48px; right: 9px; }
.app-shell.sidebar-collapsed .sidebar-collapse-button svg { transform: rotate(180deg); }
.app-shell.sidebar-collapsed .nav-link { justify-content: center; padding-inline: 0; }
.app-shell.sidebar-collapsed .app-sidebar .projectButton { display: flex; justify-content: center; padding-inline: 0; }
.app-shell.sidebar-collapsed .app-sidebar .newProjectButton { width: 42px; margin-inline: auto; }

/* V021 — application globale des thèmes */
body {
    background:
        linear-gradient(color-mix(in srgb, var(--color-paper) 72%, transparent), color-mix(in srgb, var(--color-paper) 72%, transparent)),
        repeating-linear-gradient(0deg, transparent 0 3px, color-mix(in srgb, var(--color-primary-dark) 2%, transparent) 3px 4px),
        var(--color-bg);
}
.app-sidebar { background: var(--color-sidebar); }
.nav-link { color: var(--color-muted); }
.nav-link:hover, .sidebar-collapse-button:hover { background: var(--color-layer-medium); color: var(--color-text); }
.nav-link.is-active { background: var(--color-nav-active); color: var(--color-nav-active-text); }
.nav-link.is-active .nav-icon { background: color-mix(in srgb, var(--color-nav-active-text) 16%, transparent); color: var(--color-nav-active-text); }
.app-sidebar .projectButton:hover { background: var(--color-layer-medium); }
.app-sidebar .projectButton.active { background: var(--color-project-active); color: var(--color-project-active-text); }
.app-sidebar .projectInitial, .app-sidebar .projectCount { background: var(--color-layer-medium); color: var(--color-primary-dark); }
.form-section-header { background: color-mix(in srgb, var(--color-layer-strong) 62%, transparent); }
.field label { color: var(--color-muted); }
.field input:focus, .field select:focus, .field textarea:focus { box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 16%, transparent); }
.counter-warning { background: color-mix(in srgb, var(--color-warning) 28%, var(--color-paper)); }


/* V045 — pictogrammes filaires du menu et avatar iD personnalisable. */
.nav-icon {
    border: 1px solid color-mix(in srgb, currentColor 18%, transparent);
    background: color-mix(in srgb, currentColor 7%, transparent);
    color: inherit;
}
.nav-icon svg {
    width: 18px;
    height: 18px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.65;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.nav-link:hover .nav-icon {
    border-color: color-mix(in srgb, currentColor 30%, transparent);
    background: color-mix(in srgb, currentColor 11%, transparent);
}
.nav-link.is-active .nav-icon {
    border-color: color-mix(in srgb, var(--color-nav-active-text) 32%, transparent);
}
.brand-mark { background: var(--color-brand-avatar, var(--color-accent)); color: var(--color-on-primary); }

/* V083 — largeur réellement disponible, sans agrandissement artificiel. */
html { overflow-x: hidden; }
body, .app-shell, .app-main, .auth-layout { min-width: 0; }
html.is-touch-viewport body {
    width: var(--app-available-width, 100vw);
    max-width: var(--app-available-width, 100vw);
    overflow-x: hidden;
}
html.is-touch-viewport .app-shell,
html.is-touch-viewport .auth-layout {
    width: 100%;
    max-width: 100%;
}
html.is-touch-viewport .app-main,
html.is-touch-viewport .projects-layout,
html.is-touch-viewport .projects-main-column,
html.is-touch-viewport .project-tab-panel,
html.is-touch-viewport .panel {
    max-width: 100%;
    min-width: 0;
}

/* Le mode téléphone dépend de la largeur physique de l'appareil, pas du niveau de zoom. */
html.is-phone-device .app-sidebar {
    width: min(86vw, var(--sidebar-width));
    transform: translateX(-100%);
    transition: transform .2s ease;
    box-shadow: var(--shadow-soft);
}
html.is-phone-device .app-sidebar.is-open { transform: translateX(0); }
html.is-phone-device .app-main {
    width: 100% !important;
    max-width: 100% !important;
    margin-left: 0 !important;
    padding: 0 16px 20px;
}
html.is-phone-device .app-topbar { min-height: 92px; align-items: center; }
html.is-phone-device .mobile-menu-button { display: inline-grid; place-items: center; flex: 0 0 auto; }
html.is-phone-device .topbar-actions { display: none; }
html.is-phone-device .sidebar-collapse-button { display: grid; }
html.is-phone-device .sidebar-overlay[hidden] { display: none; }
html.is-phone-device .sidebar-overlay:not([hidden]) { display: block; }
html.is-phone-device .app-footer { flex-direction: column; gap: 6px; }


/* V089 — logo All in One dans le menu principal */
.sidebar-heading .brand-block {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
}
.app-brand-logo {
    width: min(100%, 178px);
    height: auto;
    display: block;
    object-fit: contain;
}
.brand-identity {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}
.app-shell.sidebar-collapsed .app-brand-logo {
    display: none;
}
.app-shell.sidebar-collapsed .brand-identity {
    justify-content: center;
}

/* V091 — barres de défilement ultra fines, y compris sur les composants qui définissent leur propre style. */
html,
html body,
html body * {
    scrollbar-width: thin !important;
    scrollbar-color: rgba(73, 84, 84, .34) transparent !important;
}
html::-webkit-scrollbar,
html body::-webkit-scrollbar,
html body *::-webkit-scrollbar {
    width: 2px !important;
    height: 2px !important;
}
html::-webkit-scrollbar-track,
html body::-webkit-scrollbar-track,
html body *::-webkit-scrollbar-track {
    background: transparent !important;
}
html::-webkit-scrollbar-thumb,
html body::-webkit-scrollbar-thumb,
html body *::-webkit-scrollbar-thumb {
    min-height: 24px;
    border: 0 !important;
    border-radius: 999px !important;
    background: rgba(73, 84, 84, .34) !important;
}
html::-webkit-scrollbar-thumb:hover,
html body::-webkit-scrollbar-thumb:hover,
html body *::-webkit-scrollbar-thumb:hover {
    background: rgba(73, 84, 84, .58) !important;
}