:root {
    --ceraa-navy: #16213e;
    --ceraa-navy-light: #24345c;
    --ceraa-blue: #29abe2;
    --ceraa-blue-dark: #1f8fc4;
    --ceraa-green: #8dc63f;
    --ceraa-orange: #f7941d;
    --ceraa-bg: #f5f7fb;
    --ceraa-text: #2a3350;
    --ceraa-text-muted: #667085;
    --ceraa-border: #e4e8f1;
    --ceraa-radius: .75rem;
    --ceraa-radius-sm: .5rem;
    --shadow-sm: 0 2px 10px rgba(22, 33, 62, .06);
    --shadow-md: 0 10px 30px rgba(22, 33, 62, .08);
    --shadow-lg: 0 16px 36px rgba(22, 33, 62, .14);
    --transition: .18s ease;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--ceraa-bg);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--ceraa-text);
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: var(--ceraa-blue);
    color: #fff;
}

:focus-visible {
    outline: 2px solid var(--ceraa-blue);
    outline-offset: 2px;
}

/* barre d'accent multicolore en haut de page */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--ceraa-blue) 0 25%, var(--ceraa-green) 25% 50%, var(--ceraa-orange) 50% 75%, var(--ceraa-navy) 75% 100%);
    z-index: 1050;
}

/* -------------------- navbar -------------------- */

.navbar {
    background-color: var(--ceraa-navy) !important;
    box-shadow: var(--shadow-md);
    padding-top: .85rem;
    padding-bottom: .85rem;
    position: sticky;
    top: 0;
    z-index: 1040;
}

.navbar-brand {
    font-weight: 800;
    letter-spacing: .03em;
    color: #fff !important;
}

.navbar .btn-outline-light {
    border-color: rgba(255, 255, 255, .35);
    font-weight: 500;
    transition: background-color var(--transition), border-color var(--transition), color var(--transition);
}

.navbar .btn-outline-light:hover,
.navbar .btn-outline-light:focus {
    background-color: rgba(255, 255, 255, .12);
    border-color: rgba(255, 255, 255, .55);
    color: #fff;
}

.navbar .navbar-text {
    font-weight: 600;
    opacity: .9;
}

.navbar .navbar-text:hover {
    opacity: 1;
    color: #fff !important;
}

.navbar-tagline {
    color: rgba(255, 255, 255, .55);
    font-size: .75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .08em;
    padding-left: .6rem;
    border-left: 1px solid rgba(255, 255, 255, .25);
}

.nav-pill {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    color: rgba(255, 255, 255, .75);
    font-weight: 600;
    font-size: .88rem;
    padding: .5rem .75rem;
    border-radius: 50rem;
    text-decoration: none;
    transition: background-color var(--transition), color var(--transition);
}

.nav-pill:hover {
    color: #fff;
    background-color: rgba(255, 255, 255, .1);
}

.nav-pill.active {
    color: #fff;
    background-color: rgba(41, 171, 226, .25);
}

.nav-user-btn {
    color: #fff;
    font-weight: 600;
    font-size: .88rem;
    padding: .35rem .75rem .35rem .35rem;
    border-radius: 50rem;
    background-color: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .18);
}

.nav-user-btn:hover,
.nav-user-btn:focus {
    color: #fff;
    background-color: rgba(255, 255, 255, .16);
}

.nav-user-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--ceraa-blue);
    font-size: .8rem;
    font-weight: 700;
    flex-shrink: 0;
}

.nav-user-avatar-photo {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.dropdown-menu {
    border: 1px solid var(--ceraa-border);
    border-radius: var(--ceraa-radius-sm);
    box-shadow: var(--shadow-lg);
    padding: .5rem;
}

.dropdown-item {
    border-radius: .4rem;
    font-weight: 500;
    padding: .5rem .75rem;
}

.dropdown-item:hover {
    background-color: var(--ceraa-bg);
}

.navbar-toggler {
    border-color: rgba(255, 255, 255, .35);
    padding: .35rem .5rem;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 .2rem rgba(41, 171, 226, .4);
}

@media (max-width: 767.98px) {
    #navMain {
        padding-bottom: 1rem;
    }

    #navMain .nav-pill,
    #navMain .nav-user-btn,
    #navMain .dropdown {
        width: 100%;
    }

    #navMain .nav-pill {
        justify-content: flex-start;
        padding: .65rem .75rem;
    }

    #navMain .nav-pill span,
    #navMain .nav-user-btn span {
        display: inline !important;
    }

    #navMain .dropdown-menu {
        width: 100%;
    }

    #navMain .dropdown:has(.show) {
        order: 99;
    }
}

/* -------------------- typographie -------------------- */

h1, h2, h3, h4, .h1, .h2, .h3, .h4 {
    color: var(--ceraa-navy);
    font-weight: 800;
    letter-spacing: -.01em;
}

.text-muted {
    color: var(--ceraa-text-muted) !important;
}

a {
    color: var(--ceraa-blue);
    text-decoration-thickness: 1px;
    transition: color var(--transition);
}

a:hover {
    color: var(--ceraa-blue-dark);
}

/* -------------------- boutons -------------------- */

.btn {
    font-weight: 600;
    border-radius: var(--ceraa-radius-sm);
    transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), border-color var(--transition);
}

.btn-primary {
    background-color: var(--ceraa-blue);
    border-color: var(--ceraa-blue);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--ceraa-blue-dark);
    border-color: var(--ceraa-blue-dark);
}

.btn-primary:not(:disabled):hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(41, 171, 226, .3);
}

.btn-outline-secondary {
    border-color: var(--ceraa-border);
    color: var(--ceraa-text);
}

.btn-outline-secondary:hover {
    background-color: var(--ceraa-navy);
    border-color: var(--ceraa-navy);
}

.btn-outline-danger:hover {
    transform: translateY(-1px);
}

/* -------------------- formulaires -------------------- */

.form-label {
    color: var(--ceraa-navy);
    font-weight: 600;
    font-size: .92rem;
}

.form-control,
.form-select {
    border-color: var(--ceraa-border);
    border-radius: var(--ceraa-radius-sm);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--ceraa-blue);
    box-shadow: 0 0 0 .2rem rgba(41, 171, 226, .18);
}

/* -------------------- alertes -------------------- */

.alert {
    border: none;
    border-radius: var(--ceraa-radius-sm);
    border-left: 4px solid transparent;
}

.alert-success { border-left-color: var(--ceraa-green); }
.alert-danger { border-left-color: #e0555f; }
.alert-warning { border-left-color: var(--ceraa-orange); }
.alert-info { border-left-color: var(--ceraa-blue); }

/* -------------------- cartes / panels -------------------- */

.auth-card {
    position: relative;
    max-width: 440px;
    margin: 3.5rem auto;
    background: #fff;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
    padding: 2.5rem;
    overflow: hidden;
}

.auth-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--ceraa-blue) 0 25%, var(--ceraa-green) 25% 50%, var(--ceraa-orange) 50% 75%, var(--ceraa-navy) 75% 100%);
}

.auth-card .lead {
    color: var(--ceraa-text-muted);
}

.auth-logo {
    display: block;
    height: 44px;
    margin: 0 auto 1.5rem;
}

.value-circle {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.75rem;
    margin: 0 auto 1rem;
    box-shadow: var(--shadow-sm);
}

.value-circle.green { background-color: var(--ceraa-green); }
.value-circle.blue { background-color: var(--ceraa-blue); }
.value-circle.orange { background-color: var(--ceraa-orange); }

.member-row-avatar {
    width: 32px;
    height: 32px;
    font-size: .8rem;
    font-weight: 700;
    margin: 0;
    flex-shrink: 0;
}

.member-row-avatar-photo {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

/* panel blanc pour le contenu (listes, formulaires larges) */
.panel {
    background: #fff;
    border: 1px solid var(--ceraa-border);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    padding: 2rem;
}

/* tuiles de stats (reprend les cercles de couleur de la DA CERAA) */
.stat-tile {
    text-align: center;
    padding: 1.5rem 1rem;
    border-radius: var(--ceraa-radius);
    transition: transform var(--transition), box-shadow var(--transition);
}

.stat-tile .value-circle {
    width: 70px;
    height: 70px;
    font-size: 1.5rem;
    font-weight: 700;
}

.stat-tile .stat-label {
    color: var(--ceraa-navy);
    font-weight: 600;
    margin: 0;
}

.stat-tile:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-tile-active {
    box-shadow: 0 0 0 2px var(--ceraa-blue), var(--shadow-md);
}

/* cartes événements / éléments cliquables */
.card {
    border: 1px solid var(--ceraa-border);
    border-radius: var(--ceraa-radius);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

/* -------------------- carte événement -------------------- */

.event-card-media {
    position: relative;
    border-radius: var(--ceraa-radius-sm);
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: var(--ceraa-bg);
}

.event-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.event-card-media-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ceraa-blue);
    background: linear-gradient(135deg, rgba(41, 171, 226, .1), rgba(22, 33, 62, .06));
}

.event-card-badge {
    position: absolute;
    top: .6rem;
    right: .6rem;
}

/* -------------------- fiche membre -------------------- */

.profile-avatar {
    width: 72px;
    height: 72px;
    font-size: 1.4rem;
    font-weight: 700;
    flex-shrink: 0;
}

.profile-avatar-photo {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.profile-info li {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin-bottom: .9rem;
    color: var(--ceraa-navy);
}

.profile-info li:last-child {
    margin-bottom: 0;
}

.profile-info svg {
    color: var(--ceraa-blue);
    flex-shrink: 0;
}

.profile-header-cover {
    position: relative;
    overflow: hidden;
    padding-top: 5.25rem;
}

.profile-header-cover::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5.5rem;
    background: linear-gradient(135deg, var(--ceraa-navy) 0%, var(--ceraa-blue-dark) 100%);
}

.profile-header-cover > * {
    position: relative;
}

.profile-header-cover .profile-avatar,
.profile-header-cover .profile-avatar-photo {
    border: 4px solid #fff;
    margin-right: .75rem;
}

/* -------------------- badges -------------------- */

.badge {
    font-weight: 600;
    letter-spacing: .01em;
    border-radius: 50rem;
    padding: .4em .75em;
}

.badge-invite-used { background-color: var(--ceraa-green); }
.badge-invite-pending { background-color: var(--ceraa-blue); }
.badge-invite-expired { background-color: #9aa5b8; }

/* -------------------- tableaux -------------------- */

.table > :not(caption) > * > * {
    padding: .85rem 1rem;
}

.table thead th {
    color: var(--ceraa-navy);
    font-weight: 700;
    border-bottom-width: 2px;
    border-bottom-color: var(--ceraa-border);
    text-transform: uppercase;
    font-size: .78rem;
    letter-spacing: .04em;
}

.table tbody tr {
    transition: background-color var(--transition);
}

.table tbody tr:hover {
    background-color: rgba(41, 171, 226, .05);
}

/* -------------------- pagination -------------------- */

.pagination .page-link {
    color: var(--ceraa-navy);
    border-color: var(--ceraa-border);
    margin: 0 .15rem;
    border-radius: 50rem;
    min-width: 2.4rem;
    text-align: center;
}

.pagination .page-item.active .page-link {
    background-color: var(--ceraa-blue);
    border-color: var(--ceraa-blue);
}

.pagination .page-link:hover {
    background-color: var(--ceraa-bg);
    border-color: var(--ceraa-border);
    color: var(--ceraa-navy);
}

/* -------------------- en-têtes de page -------------------- */

.hero-banner {
    background: linear-gradient(135deg, var(--ceraa-navy) 0%, var(--ceraa-navy-light) 100%);
    border-radius: 1rem;
    padding: 2rem 2.25rem;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.hero-banner::after {
    content: "";
    position: absolute;
    top: -40%;
    right: -8%;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(41, 171, 226, .35), transparent 70%);
}

.hero-eyebrow {
    color: var(--ceraa-orange);
    font-weight: 700;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.75rem;
    flex-wrap: wrap;
}

.page-header .page-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--ceraa-radius-sm);
    background: rgba(41, 171, 226, .12);
    color: var(--ceraa-blue-dark);
    flex-shrink: 0;
}

.section-heading {
    display: flex;
    align-items: center;
    gap: .6rem;
    color: var(--ceraa-blue-dark);
}

.section-heading h2 {
    color: var(--ceraa-navy);
}

.filter-bar {
    background: #fff;
    border: 1px solid var(--ceraa-border);
    border-radius: var(--ceraa-radius);
    box-shadow: var(--shadow-sm);
    padding: 1.25rem;
}

/* -------------------- notifications -------------------- */

.notification-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--ceraa-blue);
    margin-top: .4rem;
    flex-shrink: 0;
}

.notification-dot-read {
    background: var(--ceraa-border);
}

/* -------------------- footer -------------------- */

.app-footer {
    color: var(--ceraa-text-muted);
    font-size: .85rem;
    padding: 2rem 0;
    margin-top: 3rem;
    border-top: 1px solid var(--ceraa-border);
}

/* -------------------- responsive (mobile) -------------------- */

@media (max-width: 575.98px) {
    .auth-card {
        margin: 1.5rem auto;
        padding: 1.75rem 1.25rem;
        border-radius: .75rem;
    }

    .panel {
        padding: 1.25rem;
        border-radius: .75rem;
    }

    .filter-bar {
        padding: 1rem;
    }

    .hero-banner {
        padding: 1.5rem;
    }

    .page-header {
        align-items: flex-start;
    }

    .page-header > .btn,
    .page-header > a.btn,
    .page-header > div,
    .page-header > form,
    .page-header > div > .btn,
    .page-header > form > .btn {
        width: 100%;
    }

    .page-header > div > .btn {
        display: block;
        margin-bottom: .5rem;
    }

    .page-header > div > .btn:last-child {
        margin-bottom: 0;
    }

    .profile-header {
        flex-direction: column;
        align-items: flex-start !important;
        text-align: left;
    }

    .profile-header-cover {
        padding-top: 4rem;
    }

    .stat-tile .value-circle {
        width: 56px;
        height: 56px;
        font-size: 1.2rem;
    }

    .stat-tile .stat-label {
        font-size: .85rem;
    }
}

@media (max-width: 767.98px) {
    .notification-list li,
    .dropdown-item-text {
        flex-wrap: wrap;
    }

    .notification-list li > form {
        width: 100%;
    }

    .notification-list li > form .btn {
        width: 100%;
    }
}