/* ============================================
   CORESYSTEM - INTERFACE.CSS
   ============================================
   Design System centralisé pour l'interface utilisateur.
   Gère les boutons, le glassmorphism, les navigations
   et les composants d'interface partagés.
   ============================================ */

:root {
    /* Couleurs de base */
    --interface-bg: rgba(40, 45, 51, 0.65);
    --interface-bg-alt: rgba(35, 41, 47, 0.8);
    --interface-accent: #00e89e;
    --interface-accent-rgb: 0, 232, 158;
    --interface-text: #ffffff;
    --interface-text-dim: #A9BAC9;

    /* Couleurs spécifiques */
    --interface-login-bg: rgba(49, 176, 134, 0.65);
    --interface-login-border: rgba(0, 255, 174, 0.4);

    /* Effets */
    --interface-border: rgba(0, 232, 158, 0.3);
    --interface-radius: 12px;
    --interface-blur: 12px;
    --interface-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    --interface-hover-shadow: 0 8px 25px rgba(0, 232, 158, 0.3);

    /* Typographie */
    --interface-font-main: "Orbitron", sans-serif;
    --interface-font-mono: "Source Code Pro", monospace;
}

/* ============================================
   BOUTONS DE BASE (SYSTÈME DE DESIGN)
   ============================================ */
.interface-btn,
.auth-nav .btn,
.btn-notifications {
    height: 40px;
    padding: 0 24px;
    border: 1px solid var(--interface-border);
    background: var(--interface-bg);
    backdrop-filter: blur(var(--interface-blur));
    -webkit-backdrop-filter: blur(var(--interface-blur));
    color: var(--interface-text);
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    border-radius: var(--interface-radius);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: var(--interface-font-main), var(--interface-font-mono);
    box-shadow: var(--interface-shadow);
    user-select: none;
    text-decoration: none;
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    line-height: 1;
}

#username-display {
    height: 40px;
    padding: 0 24px;
    border: 1px solid var(--interface-border);
    background: var(--interface-bg);
    backdrop-filter: blur(var(--interface-blur));
    -webkit-backdrop-filter: blur(var(--interface-blur));
    color: var(--interface-text);
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    border-radius: var(--interface-radius);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: var(--interface-font-main), var(--interface-font-mono);
    box-shadow: var(--interface-shadow);
    user-select: none;
    text-decoration: none;
    white-space: nowrap;
    text-transform: none !important; /* Force le respect de la casse originale */
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    line-height: 1;
}

.interface-btn:hover,
.auth-nav .btn:hover,
.btn-notifications:hover,
#username-display:hover {
    transform: translateY(-1px);
    background: rgba(var(--interface-accent-rgb), 0.15);
    border-color: var(--interface-accent);
    color: var(--interface-text);
    text-shadow: 0 0 10px var(--interface-accent);
    box-shadow: var(--interface-hover-shadow);
}

.interface-btn:active,
.auth-nav .btn:active,
.btn-notifications:active,
#username-display:active {
    transform: translateY(0) scale(0.98);
}

/* Les contrôles de zoom sont désormais gérés localement dans chaque index.css */

/* ============================================
   NAVIGATION APERÇU (CARROUSEL)
   ============================================ */
.preview-navigation {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 10;
    background: rgba(40, 45, 51, 0.55);
    backdrop-filter: blur(var(--interface-blur));
    -webkit-backdrop-filter: blur(var(--interface-blur));
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid rgba(0, 232, 158, 0.2);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

.preview-navigation.visible {
    opacity: 1;
    pointer-events: auto;
}

.nav-btn {
    background: transparent;
    border: none;
    color: var(--interface-accent);
    cursor: pointer;
    padding: 4px;
    font-size: 14px;
    transition: all 0.2s ease;
    line-height: 1;
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.nav-btn:hover:not(:disabled) {
    color: var(--interface-text);
    text-shadow: 0 0 10px var(--interface-accent);
    background: rgba(var(--interface-accent-rgb), 0.1);
}

.nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    color: var(--interface-text-dim);
}

.nav-counter {
    color: var(--interface-text);
    font-family: var(--interface-font-mono);
    font-size: 11px;
    min-width: 40px;
    text-align: center;
    letter-spacing: 1px;
    font-weight: 600;
}

/* ============================================
   AUTHENTIFICATION (NAVBAR DROITE)
   ============================================ */
.auth-nav {
    position: fixed;
    top: var(--auth-nav-top, 15px); /* Adjustable: 15px by default */
    right: 15px;
    z-index: 1000;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 5px; /* Clean, single 5px spacing */
    pointer-events: auto;
}

#guest-info,
.user-info {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 5px; /* Match auth-nav gap */
}

.auth-nav .btn-secondary {
    background: var(--interface-login-bg);
    border-color: var(--interface-login-border);
    color: var(--interface-text);
}

.auth-nav .btn-secondary:hover {
    background: rgba(49, 176, 134, 1);
    border-color: #31b086;
    box-shadow: 0 8px 25px rgba(49, 176, 134, 0.4);
    text-shadow: 0 0 10px #fff;
}

/* --- Harmonisation du bouton de langue (Shared Standard) --- */
.btn-lang {
    background: none !important;
    border: none !important;
    backdrop-filter: none !important;
    box-shadow: none !important;
    color: var(--interface-text-dim);
    font-size: 16px !important;
    min-width: 45px !important;
    padding: 0 10px !important;
    height: auto !important;
    transition: all 0.2s ease !important;
}

.btn-lang:hover {
    color: var(--interface-text) !important;
    text-shadow: 0 0 10px rgba(var(--interface-accent-rgb), 0.4) !important;
    transform: scale(1.1) !important;
}


/* --- Système de Traduction par Classes --- */
/* Cache l'anglais par défaut quand la page est en FR */
html[lang="fr"] .lang-en {
    display: none !important;
}

/* Cache le français et montre l'anglais quand la page est en EN */
html[lang="en"] .lang-fr {
    display: none !important;
}

html[lang="en"] .lang-en {
    display: inline;
}

/* inline par défaut pour les spans */

.user-info #username-display {
    font-size: 14px;
}

/* ============================================
   NOTIFICATIONS (DROITE)
   ============================================ */
.btn-notifications {
    position: relative;
    width: auto;
    min-width: 42px;
    padding: 0 12px !important;
    background: var(--interface-bg) !important;
}

.btn-notifications:hover {
    background: rgba(var(--interface-accent-rgb), 0.15) !important;
    border-color: var(--interface-accent) !important;
    color: var(--interface-text) !important;
}

.notifications-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 12px;
    background: rgba(35, 41, 47, 0.95) !important;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--interface-border) !important;
    border-radius: var(--interface-radius) !important;
    min-width: 350px;
    max-width: 400px;
    max-height: 500px;
    overflow-y: auto;
    z-index: 10000;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6) !important;
}

.notifications-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ff6b6b;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: bold;
    border: 2px solid #23292f;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

.btn-mark-read {
    background: none;
    border: 1px solid var(--interface-border);
    color: var(--interface-accent);
    padding: 4px 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 11px;
    font-family: var(--interface-font-main);
    transition: all 0.3s ease;
}

.btn-mark-read:hover {
    background: rgba(var(--interface-accent-rgb), 0.2);
    border-color: var(--interface-accent);
    color: var(--interface-text);
    box-shadow: 0 0 10px rgba(var(--interface-accent-rgb), 0.3);
}

/* Styles pour Current Works sur Screen3 */
.view-count-text {
    color: var(--interface-accent);
    text-shadow: 0 0 8px rgba(var(--interface-accent-rgb), 0.6);
}