/* ============================================================
   assets/css/scolaire.css
   Système de design de l'espace Zémi'Sûr (parents & conducteurs)
   ============================================================ */

:root {
    /* Identité de marque Inova Express, conservée pour la cohérence
       avec le reste de la plateforme (livraison, admin) */
    --z-green: #1E9E5A;
    --z-green-dark: #167A46;
    --z-green-bg: #E9F9F0;
    --z-blue: #1F3C88;
    --z-blue-dark: #16296B;
    --z-blue-bg: #EAF0FD;

    /* Neutres */
    --z-ink: #0F1B33;
    --z-slate: #475569;
    --z-muted: #90A0B7;
    --z-border: #E6EBF3;
    --z-surface: #FFFFFF;
    --z-bg: #F4F7FC;

    /* États */
    --z-amber: #B45309;
    --z-amber-bg: #FEF3C7;
    --z-red: #B91C1C;
    --z-red-bg: #FDE8E8;

    --z-radius: 16px;
    --z-radius-sm: 10px;
    --z-shadow: 0 1px 2px rgba(15,27,51,0.04), 0 8px 24px rgba(15,27,51,0.06);
    --z-shadow-lift: 0 4px 10px rgba(15,27,51,0.06), 0 16px 40px rgba(15,27,51,0.10);
}

/* ================= APP SHELL ================= */
.z-app { display: flex; min-height: 100vh; background: var(--z-bg); }

.z-sidebar {
    width: 264px; flex-shrink: 0;
    background: linear-gradient(165deg, var(--z-blue) 0%, var(--z-blue-dark) 100%);
    color: #fff; position: fixed; top: 0; left: 0; bottom: 0;
    display: flex; flex-direction: column; z-index: 40;
}
.z-brand {
    display: flex; align-items: center; gap: 12px;
    padding: 26px 24px; border-bottom: 1px solid rgba(255,255,255,0.12);
}
.z-brand-badge {
    width: 40px; height: 40px; border-radius: 12px;
    background: var(--z-green); display: flex; align-items: center; justify-content: center;
    font-size: 18px; flex-shrink: 0;
}
.z-brand-text { font-family: 'Poppins', sans-serif; font-weight: 600; font-size: 17px; line-height: 1.2; }
.z-brand-text small { display: block; font-family: 'Inter', sans-serif; font-weight: 400; font-size: 11px; opacity: .65; letter-spacing: .04em; text-transform: uppercase; margin-top: 2px; }

.z-nav { flex: 1; overflow-y: auto; padding: 18px 14px; }
.z-nav-label { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; opacity: .5; padding: 14px 12px 6px; }
.z-nav-item {
    display: flex; align-items: center; gap: 12px; padding: 11px 12px;
    border-radius: var(--z-radius-sm); color: rgba(255,255,255,.82);
    text-decoration: none; font-size: 14px; font-weight: 500; margin-bottom: 2px;
    transition: background .15s ease, color .15s ease;
}
.z-nav-item i { width: 18px; text-align: center; font-size: 15px; }
.z-nav-item:hover { background: rgba(255,255,255,.08); color: #fff; }
.z-nav-item.active { background: var(--z-green); color: #fff; }

.z-sidebar-footer { padding: 14px; border-top: 1px solid rgba(255,255,255,0.12); }

.z-main { flex: 1; margin-left: 264px; min-width: 0; }
.z-topbar {
    height: 72px; background: var(--z-surface); border-bottom: 1px solid var(--z-border);
    display: flex; align-items: center; justify-content: space-between; padding: 0 32px;
    position: sticky; top: 0; z-index: 30;
}
.z-topbar h1 { font-family: 'Poppins', sans-serif; font-size: 19px; font-weight: 600; color: var(--z-ink); }
.z-topbar-user { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--z-slate); }
.z-avatar {
    width: 36px; height: 36px; border-radius: 50%; background: var(--z-blue-bg); color: var(--z-blue);
    display: flex; align-items: center; justify-content: center; font-weight: 600; font-size: 14px;
}

.z-content { padding: 32px; max-width: 1100px; }

/* Menu mobile */
.z-mobile-toggle { display: none; background: none; border: none; font-size: 20px; color: var(--z-ink); cursor: pointer; }
@media (max-width: 900px) {
    .z-sidebar { transform: translateX(-100%); transition: transform .2s ease; }
    .z-sidebar.open { transform: translateX(0); }
    .z-main { margin-left: 0; }
    .z-mobile-toggle { display: block; }
    .z-content { padding: 20px; }
    .z-topbar { padding: 0 20px; }
}

/* Overlay derrière le menu mobile ouvert (empêche de cliquer "à travers") */
.z-sidebar-overlay {
    display: none; position: fixed; inset: 0; background: rgba(15,27,51,.45); z-index: 39;
}
.z-sidebar-overlay.open { display: block; }

@media (max-width: 560px) {
    .z-content { padding: 14px; }
    .z-topbar { padding: 0 14px; height: 62px; }
    .z-topbar h1 { font-size: 16px; }
    .z-topbar-user span { display: none; } /* garde juste l'avatar, le nom prend trop de place */
    .z-card { padding: 18px; border-radius: 12px; }
    .z-stat-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .z-stat-card { padding: 16px; }
    .z-auth-card { padding: 28px 22px; }
}

/* Tableaux : sur mobile, on scrolle horizontalement plutôt que d'écraser les colonnes.
   Entourer tout <table> avec <div class="z-table-wrap">...</div> */
.z-table-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--z-radius); }
.z-table-wrap table { width: 100%; min-width: 640px; border-collapse: collapse; }
.z-table-wrap th, .z-table-wrap td { padding: 12px 14px; text-align: left; font-size: 13.5px; border-bottom: 1px solid var(--z-border); white-space: nowrap; }
.z-table-wrap th { font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--z-muted); font-weight: 600; }

/* Carte Leaflet : hauteur réduite sur mobile pour laisser de la place au contenu sous la carte */
@media (max-width: 560px) {
    .z-map { height: 280px !important; }
}

/* ================= COMPONENTS ================= */
.z-card {
    background: var(--z-surface); border-radius: var(--z-radius);
    box-shadow: var(--z-shadow); padding: 26px; margin-bottom: 20px;
}
.z-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; flex-wrap: wrap; gap: 10px; }
.z-card-header h2 { font-family: 'Poppins', sans-serif; font-size: 16px; font-weight: 600; color: var(--z-ink); display: flex; align-items: center; gap: 10px; }

.z-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 20px; border-radius: var(--z-radius-sm); font-size: 14px; font-weight: 600;
    border: none; cursor: pointer; text-decoration: none; transition: transform .1s ease, box-shadow .15s ease;
    font-family: 'Inter', sans-serif;
}
.z-btn-primary { background: var(--z-green); color: #fff; }
.z-btn-primary:hover { background: var(--z-green-dark); box-shadow: 0 6px 16px rgba(30,158,90,.28); }
.z-btn-outline { background: #fff; color: var(--z-slate); border: 1.5px solid var(--z-border); }
.z-btn-outline:hover { border-color: var(--z-blue); color: var(--z-blue); }
.z-btn-danger-outline { background: #fff; color: var(--z-red); border: 1.5px solid var(--z-red-bg); }
.z-btn-danger-outline:hover { background: var(--z-red-bg); }
.z-btn:disabled { background: var(--z-border); color: var(--z-muted); cursor: not-allowed; box-shadow: none; }
.z-btn-block { width: 100%; }
.z-btn-sm { padding: 8px 14px; font-size: 13px; }

.z-badge { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border-radius: 20px; font-size: 12px; font-weight: 600; }

.z-alert { display: flex; gap: 10px; padding: 13px 16px; border-radius: var(--z-radius-sm); font-size: 13.5px; margin-bottom: 18px; }
.z-alert i { margin-top: 1px; }
.z-alert-success { background: var(--z-green-bg); color: var(--z-green-dark); }
.z-alert-error { background: var(--z-red-bg); color: var(--z-red); }
.z-alert-warning { background: var(--z-amber-bg); color: var(--z-amber); }
.z-alert-info { background: var(--z-blue-bg); color: var(--z-blue); }

.z-form-row { margin-bottom: 18px; }
.z-form-row label { display: block; margin-bottom: 7px; font-weight: 600; color: var(--z-ink); font-size: 13.5px; }
.z-form-row input[type="text"], .z-form-row input[type="email"], .z-form-row input[type="tel"],
.z-form-row input[type="password"], .z-form-row input[type="number"], .z-form-row select, .z-form-row textarea {
    width: 100%; padding: 12px 14px; border: 1.5px solid var(--z-border); border-radius: var(--z-radius-sm);
    font-size: 14.5px; font-family: 'Inter', sans-serif; color: var(--z-ink); background: #fff;
    transition: border-color .15s ease;
}
.z-form-row input:focus, .z-form-row select:focus, .z-form-row textarea:focus { outline: none; border-color: var(--z-green); box-shadow: 0 0 0 4px rgba(30,158,90,.10); }
.z-field-error { color: var(--z-red); font-size: 12.5px; margin-top: 6px; display: block; }
.z-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 560px) { .z-grid-2 { grid-template-columns: 1fr; } }

.z-empty { text-align: center; padding: 60px 30px; }
.z-empty i { font-size: 38px; color: var(--z-border); margin-bottom: 14px; }
.z-empty p { color: var(--z-muted); margin-bottom: 18px; }

/* Cartes de synthèse (dashboard) */
.z-stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; margin-bottom: 24px; }
.z-stat-card {
    background: var(--z-surface); border-radius: var(--z-radius); padding: 22px;
    box-shadow: var(--z-shadow); text-decoration: none; color: inherit; display: block;
    transition: transform .15s ease, box-shadow .15s ease;
}
.z-stat-card:hover { transform: translateY(-3px); box-shadow: var(--z-shadow-lift); }
.z-stat-icon {
    width: 46px; height: 46px; border-radius: 12px; background: var(--z-green-bg); color: var(--z-green);
    display: flex; align-items: center; justify-content: center; font-size: 19px; margin-bottom: 14px;
}
.z-stat-card h3 { font-family: 'Poppins', sans-serif; font-size: 15px; font-weight: 600; color: var(--z-ink); margin-bottom: 3px; }
.z-stat-card p { font-size: 12.5px; color: var(--z-muted); }

/* ================= AUTH PAGES (login / register) ================= */
.z-auth-page {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(160deg, var(--z-blue) 0%, var(--z-blue-dark) 55%, #0F1B4A 100%);
    padding: 40px 20px; position: relative; overflow: hidden;
}
.z-auth-page::before {
    content: ""; position: absolute; width: 600px; height: 600px; border-radius: 50%;
    background: radial-gradient(circle, rgba(30,158,90,.25), transparent 70%);
    top: -200px; right: -150px;
}
.z-auth-card {
    background: var(--z-surface); border-radius: 20px; box-shadow: var(--z-shadow-lift);
    padding: 42px; width: 100%; max-width: 460px; position: relative; z-index: 1;
}
.z-auth-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.z-auth-brand .z-brand-badge { background: var(--z-green); }
.z-auth-brand-text { font-family: 'Poppins', sans-serif; font-weight: 700; font-size: 19px; color: var(--z-ink); }
.z-auth-brand-text small { display: block; font-family: 'Inter', sans-serif; font-weight: 400; font-size: 12px; color: var(--z-muted); }

.z-tabs { display: flex; gap: 6px; margin-bottom: 26px; background: var(--z-bg); border-radius: var(--z-radius-sm); padding: 5px; }
.z-tab {
    flex: 1; text-align: center; padding: 10px; border-radius: 8px; font-weight: 600; font-size: 13.5px;
    color: var(--z-slate); text-decoration: none; transition: all .15s ease;
}
.z-tab.active { background: var(--z-blue); color: #fff; }

.z-auth-title { font-family: 'Poppins', sans-serif; font-size: 21px; font-weight: 600; color: var(--z-ink); margin-bottom: 6px; }
.z-auth-subtitle { color: var(--z-muted); font-size: 13.5px; margin-bottom: 24px; }
.z-auth-links { text-align: center; margin-top: 22px; font-size: 13.5px; color: var(--z-muted); }
.z-auth-links a { color: var(--z-blue); font-weight: 600; text-decoration: none; }
.z-auth-links a:hover { text-decoration: underline; }