/*
  Structure du Shell.

  Les composants réutilisables vivent dans le design system ; ce fichier ne porte que
  l'assemblage propre au Host.
*/

.app-shell {
    display: flex;
    min-height: 100vh;
}

/* --- Authentification ERP ----------------------------------------------- */

.auth-layout {
    min-height: 100vh;
}

.login-page {
    --login-ink: #14233b;
    --login-muted: #65748b;
    --login-primary: #3158dc;
    --login-primary-dark: #2446bf;
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    padding: clamp(1rem, 3vw, 2.5rem);
    color: var(--login-ink);
    background:
        radial-gradient(circle at 8% 12%, rgba(66, 99, 235, .13), transparent 28rem),
        radial-gradient(circle at 88% 86%, rgba(20, 166, 154, .12), transparent 31rem),
        #f4f7fc;
}

.login-page__ambient {
    position: absolute;
    width: 22rem;
    height: 22rem;
    border-radius: 50%;
    filter: blur(3rem);
    opacity: .22;
    pointer-events: none;
}

.login-page__ambient--one { top: -10rem; right: 12%; background: #627df0; }
.login-page__ambient--two { bottom: -12rem; left: 35%; background: #23b8a6; }

.login-shell {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(20rem, .92fr) minmax(29rem, 1.08fr);
    width: min(75rem, 100%);
    min-height: min(49rem, calc(100vh - clamp(2rem, 6vw, 5rem)));
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid rgba(162, 177, 204, .32);
    border-radius: 1.75rem;
    background: rgba(255, 255, 255, .86);
    box-shadow: 0 2rem 5rem rgba(37, 57, 94, .16);
    backdrop-filter: blur(1.25rem);
}

.login-story {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 100%;
    padding: clamp(2rem, 4vw, 3.5rem);
    overflow: hidden;
    color: white;
    background:
        linear-gradient(155deg, rgba(13, 33, 83, .12), rgba(5, 20, 61, .42)),
        linear-gradient(145deg, #315fe0 0%, #244bc5 54%, #173588 100%);
}

.login-story::before,
.login-story::after {
    content: "";
    position: absolute;
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 50%;
}

.login-story::before { width: 31rem; height: 31rem; right: -19rem; top: 8rem; }
.login-story::after { width: 18rem; height: 18rem; right: -8rem; top: 14.5rem; }

.login-brand {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    gap: .85rem;
    width: fit-content;
    color: white;
    text-decoration: none;
}

.login-brand__mark {
    display: grid;
    place-items: center;
    width: 2.85rem;
    height: 2.85rem;
    border: 1px solid rgba(255, 255, 255, .24);
    border-radius: .9rem;
    background: rgba(255, 255, 255, .15);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .2);
}

.login-brand__mark img { width: 1.55rem; filter: brightness(0) invert(1); }
.login-brand strong { display: block; font-size: 1.1rem; letter-spacing: -.02em; }
.login-brand small { display: block; margin-top: .08rem; color: rgba(255, 255, 255, .7); font-size: .72rem; }

.login-story__content {
    position: relative;
    z-index: 1;
    margin: auto 0;
    padding: 3rem 0;
}

.login-eyebrow {
    display: inline-block;
    color: rgba(255, 255, 255, .68);
    font-size: .68rem;
    font-weight: 750;
    letter-spacing: .16em;
}

.login-eyebrow--dark { color: var(--login-primary); }

.login-story h1 {
    margin: 1rem 0 1.2rem;
    color: white;
    font-size: clamp(2.2rem, 4vw, 3.45rem);
    line-height: 1.04;
    letter-spacing: -.055em;
}

.login-story__content > p {
    max-width: 29rem;
    margin: 0;
    color: rgba(255, 255, 255, .76);
    font-size: .98rem;
    line-height: 1.75;
}

.login-benefits { display: grid; gap: 1.05rem; margin-top: 2.5rem; }
.login-benefits > div { display: flex; align-items: flex-start; gap: .9rem; }
.login-benefits > div > span {
    display: grid;
    flex: 0 0 2rem;
    place-items: center;
    width: 2rem;
    height: 2rem;
    border: 1px solid rgba(255, 255, 255, .2);
    border-radius: .65rem;
    background: rgba(255, 255, 255, .1);
    font-weight: 700;
}
.login-benefits p { margin: 0; }
.login-benefits strong { display: block; color: white; font-size: .84rem; }
.login-benefits small { display: block; margin-top: .18rem; color: rgba(255, 255, 255, .62); line-height: 1.45; }
.login-story footer { position: relative; z-index: 1; color: rgba(255, 255, 255, .47); font-size: .67rem; letter-spacing: .08em; }

.login-card-wrap {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(2rem, 5vw, 4.5rem);
}

.login-card { width: min(29rem, 100%); margin: auto; }
.login-card__header { display: flex; gap: 1rem; align-items: flex-start; }
.login-card__icon {
    display: grid;
    flex: 0 0 2.85rem;
    place-items: center;
    width: 2.85rem;
    height: 2.85rem;
    border-radius: .85rem;
    color: white;
    background: linear-gradient(145deg, #3a64e8, #2850ce);
    box-shadow: 0 .65rem 1.4rem rgba(49, 88, 220, .24);
    font-size: 1.15rem;
}
.login-card h2 { margin: .25rem 0 .4rem; font-size: 1.75rem; letter-spacing: -.035em; }
.login-card__header p { margin: 0; color: var(--login-muted); font-size: .88rem; line-height: 1.55; }

.login-alert {
    display: flex;
    gap: .8rem;
    align-items: flex-start;
    margin-top: 1.35rem;
    padding: .85rem 1rem;
    border: 1px solid #ffd6d0;
    border-radius: .85rem;
    color: #8d2f25;
    background: #fff6f4;
}
.login-alert > span { display: grid; place-items: center; width: 1.4rem; height: 1.4rem; border-radius: 50%; color: white; background: #dd5546; font-weight: 800; }
.login-alert strong { display: block; font-size: .78rem; }
.login-alert p { margin: .15rem 0 0; font-size: .74rem; line-height: 1.45; }

.login-form { margin-top: 1.7rem; }
.login-field { display: grid; gap: .45rem; margin-bottom: 1.1rem; font-size: .78rem; font-weight: 650; }
.login-field small { color: #8895a8; font-size: .66rem; font-weight: 450; line-height: 1.4; }
.login-select-wrap,
.login-input-wrap { position: relative; display: block; }
.login-field select,
.login-field input {
    width: 100%;
    height: 3.1rem;
    padding: 0 2.8rem;
    border: 1px solid #d8e0ec;
    border-radius: .8rem;
    outline: none;
    color: var(--login-ink);
    background: #fbfcff;
    font: inherit;
    font-weight: 520;
    transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}
.login-field input::placeholder { color: #9aa6b7; font-weight: 430; }
.login-field select:focus,
.login-field input:focus { border-color: #6f8bef; background: white; box-shadow: 0 0 0 .22rem rgba(49, 88, 220, .1); }
.login-field select { appearance: none; cursor: pointer; }
.login-field__leading,
.login-field__chevron { position: absolute; z-index: 1; top: 50%; transform: translateY(-50%); color: #718096; pointer-events: none; }
.login-field__leading { left: 1rem; }
.login-field__chevron { right: 1rem; }

.login-method { min-width: 0; margin: 1.35rem 0 0; padding: 0; border: 0; }
.login-method legend { margin-bottom: .55rem; font-size: .78rem; font-weight: 650; }
.login-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .3rem;
    margin-bottom: 1.25rem;
    padding: .3rem;
    border-radius: .85rem;
    background: #eef2f8;
}
.login-tabs input { position: absolute; opacity: 0; pointer-events: none; }
.login-tabs label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    min-height: 2.5rem;
    padding: .5rem;
    border: 1px solid transparent;
    border-radius: .65rem;
    color: #68768a;
    cursor: pointer;
    font-size: .74rem;
    font-weight: 650;
    transition: .16s ease;
}
.login-tabs input:checked + label { border-color: #d9e0ea; color: #2549bd; background: white; box-shadow: 0 .25rem .65rem rgba(42, 61, 94, .08); }
.login-tabs input:focus-visible + label { outline: 2px solid #6481eb; outline-offset: 2px; }
.login-method__key { display: none; }
.login-method:has(#method-key:checked) .login-method__password { display: none; }
.login-method:has(#method-key:checked) .login-method__key { display: block; }

.login-submit {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: 3.25rem;
    margin-top: .4rem;
    padding: 0 1.2rem;
    border: 0;
    border-radius: .85rem;
    color: white;
    background: linear-gradient(135deg, var(--login-primary), var(--login-primary-dark));
    box-shadow: 0 .8rem 1.6rem rgba(49, 88, 220, .22);
    cursor: pointer;
    font-size: .84rem;
    font-weight: 720;
    transition: transform .16s ease, box-shadow .16s ease;
}
.login-submit:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 1rem 2rem rgba(49, 88, 220, .28); }
.login-submit:active:not(:disabled) { transform: translateY(0); }
.login-submit:disabled { opacity: .55; cursor: not-allowed; }

/* Deuxième porte d'entrée : volontairement secondaire. Le formulaire ERP reste l'action
   principale — deux boutons pleins de même poids feraient hésiter l'utilisateur. */
.login-separator {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin: 1.15rem 0 .9rem;
    color: #8793a4;
    font-size: .67rem;
    text-transform: uppercase;
    letter-spacing: .08em;
}
.login-separator::before, .login-separator::after {
    content: "";
    flex: 1;
    height: 1px;
    background: #e2e6ee;
}
.login-external {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .6rem;
    width: 100%;
    min-height: 3rem;
    padding: 0 1.2rem;
    border: 1px solid #d8dde8;
    border-radius: .85rem;
    color: #3d4a5c;
    background: white;
    text-decoration: none;
    font-size: .82rem;
    font-weight: 640;
    transition: border-color .16s ease, background .16s ease;
}
.login-external:hover { border-color: var(--login-primary); background: #f7f9ff; }

.login-card__support { margin: 1.35rem 0 0; text-align: center; color: #8793a4; font-size: .67rem; }
.login-security { margin: 1.5rem auto 0; color: #8793a4; font-size: .67rem; }

@media (max-width: 54rem) {
    .login-page { padding: 1rem; }
    .login-shell { grid-template-columns: 1fr; width: min(34rem, 100%); }
    .login-story { min-height: auto; padding: 1.5rem 1.75rem; }
    .login-story__content { padding: 2.5rem 0 1rem; }
    .login-story h1 { font-size: 2.35rem; }
    .login-benefits, .login-story footer { display: none; }
    .login-card-wrap { padding: 2rem 1.5rem; }
}

@media (max-width: 30rem) {
    .login-story__content > p { display: none; }
    .login-story__content { padding: 1.8rem 0 0; }
    .login-story h1 { margin-bottom: 0; font-size: 1.9rem; }
    .login-tabs { grid-template-columns: 1fr; }
}

.app-shell__sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    flex: 0 0 auto;
    z-index: 10;
}

.app-shell__content {
    flex: 1 1 auto;
    width: 100%;
    min-width: 0;
    max-width: var(--content-max-width);
    /* Au-delà du plafond, le reste se répartit des deux côtés au lieu de
       s'accumuler à droite. */
    margin-inline: auto;
    padding: var(--spacing-xl) var(--spacing-2xl) var(--spacing-3xl);
}

.app-shell__skip {
    position: absolute;
    left: var(--spacing-md);
    top: -3rem;
    z-index: 200;
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-surface);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    transition: top var(--transition-fast);
}

.app-shell__skip:focus-visible {
    top: var(--spacing-md);
}

/* --- Adaptatif ----------------------------------------------------------- */

@media (max-width: 64rem) {
    .app-shell {
        flex-direction: column;
    }

    .app-shell__sidebar {
        position: static;
        height: auto;
    }

    /* Sur petit écran la barre latérale passe en bandeau : le contenu prime. */
    .app-shell__sidebar .app-sidebar {
        width: 100%;
        height: auto;
        border-right: 0;
        border-bottom: 1px solid var(--color-sidebar-border);
    }

    .app-shell__sidebar .app-sidebar__scroll {
        max-height: 20rem;
    }

    /* En bandeau, le repli n'a plus d'effet : la barre occupe déjà toute la largeur.
       Laisser le bouton visible proposerait une action sans conséquence. */
    .app-shell__sidebar [data-sidebar-toggle] {
        display: none;
    }

    .app-shell__content {
        padding: var(--spacing-lg);
    }
}