:root {
    --bg: #0b141a;
    --panel: #111b21;
    --panel-2: #202c33;
    --panel-3: #2a3942;
    --accent: #00a884;
    --accent-2: #005c4b;
    --text: #e9edef;
    --muted: #8696a0;
    --border: #222d34;
    --bubble-in: #202c33;
    --bubble-out: #005c4b;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    height: 100vh;
    overflow: hidden;
}

.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 14px; }
.error { color: #f15c6d; font-size: 13px; margin-top: 8px; }
.ok { color: var(--accent); }
a { color: var(--accent); }

/* --- Auth --- */
.auth-body {
    display: flex; align-items: center; justify-content: center;
    height: 100vh; background: linear-gradient(160deg, #0b141a, #101f1a);
}
.auth-card {
    background: var(--panel); padding: 40px; border-radius: 16px;
    width: 360px; max-width: 90vw; text-align: center;
    border: 1px solid var(--border);
}
.brand {
    font-size: 32px; font-weight: 800; letter-spacing: -1px; margin-bottom: 8px;
}
.brand span { color: var(--accent); }
.brand.small { font-size: 24px; }
.tabs { display: flex; gap: 8px; margin-top: 20px; background: var(--panel-2); padding: 4px; border-radius: 10px; }
.tab { flex: 1; background: transparent; color: var(--muted); padding: 10px; font-weight: 600; }
.tab.active { background: var(--accent); color: #04150f; }
.auth-form { margin-top: 18px; display: flex; flex-direction: column; gap: 12px; }
.hint { font-size: 12px; text-align: left; margin: -4px 0 0; opacity: .8; }
.auth-card form { margin-top: 24px; display: flex; flex-direction: column; gap: 12px; }
input, button {
    font: inherit; padding: 13px 16px; border-radius: 10px; border: none; outline: none;
}
input {
    background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
}
input:focus { border-color: var(--accent); }
button {
    background: var(--accent); color: #04150f; font-weight: 600; cursor: pointer;
    transition: filter .15s;
}
button:hover { filter: brightness(1.08); }
button.ghost { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
#login-msg, #verify-status { margin-top: 16px; font-size: 14px; }

/* --- App layout (Discord-like) --- */
.app { display: grid; grid-template-columns: 72px 300px 1fr; height: 100vh; height: 100dvh; }

/* Barre serveurs */
.server-rail {
    background: #0a0f13; display: flex; flex-direction: column; align-items: center;
    padding: 12px 0; gap: 8px; overflow-y: auto;
}
.srv-icon {
    width: 48px; height: 48px; border-radius: 24px; background: var(--panel-2); color: var(--text);
    font-size: 18px; font-weight: 700; display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: border-radius .15s, background .15s; flex-shrink: 0; padding: 0; border: none;
    overflow: hidden;
}
.srv-icon:hover { border-radius: 16px; background: var(--accent); color: #04150f; }
.srv-icon.active { border-radius: 16px; box-shadow: 0 0 0 2px var(--accent); }
.srv-icon.home { background: transparent; padding: 0; }
.srv-icon.home:hover { background: transparent; }
.logo-mark { width: 46px; height: 46px; display: block; }

.brand-bar {
    display: flex; align-items: center; gap: 8px; padding: 14px 16px 10px;
    font-size: 20px; font-weight: 800; letter-spacing: -.5px;
    border-bottom: 1px solid var(--border);
}
.brand-bar .wordmark { color: var(--text); letter-spacing: -.5px; }
.brand-bar .wordmark span { color: var(--accent); }
.brand-logo { width: 24px; height: 24px; }
.srv-icon.add { background: var(--panel-2); color: var(--accent); font-size: 24px; }
.srv-sep { width: 32px; height: 2px; background: var(--border); border-radius: 1px; flex-shrink: 0; }
.srv-list { display: flex; flex-direction: column; gap: 8px; align-items: center; }

/* Colonne conversations / salons */
.side-col { background: var(--panel); border-right: 1px solid var(--border); display: flex; flex-direction: column; min-width: 0; }
.col-head {
    display: flex; align-items: center; justify-content: space-between; gap: 8px;
    padding: 14px 16px; background: var(--panel-2); border-bottom: 1px solid var(--border);
}
.col-title { font-weight: 700; font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.col-actions { display: flex; }
.act-group { display: flex; gap: 2px; }
.col-actions button { background: transparent; color: var(--muted); font-size: 17px; padding: 6px 8px; }
.col-actions button:hover { color: var(--text); }
.col-body { flex: 1; overflow-y: auto; }

.me-bar {
    display: flex; align-items: center; gap: 10px; padding: 10px 14px;
    background: var(--panel-2); border-top: 1px solid var(--border);
}
.me-bar .avatar { width: 36px; height: 36px; font-size: 13px; }
.me-name { flex: 1; font-weight: 600; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.me-bar button { background: transparent; color: var(--muted); font-size: 17px; padding: 6px 8px; }
.me-bar button:hover { color: var(--text); }

/* Salons */
.channel-list { padding: 8px 8px; }
.channel {
    display: flex; align-items: center; gap: 6px; padding: 9px 10px; border-radius: 8px;
    cursor: pointer; color: var(--muted);
}
.channel:hover { background: var(--panel-2); color: var(--text); }
.channel.active { background: var(--panel-3); color: var(--text); }
.ch-hash { color: var(--muted); font-weight: 700; }
.ch-name { font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.row-inline { display: flex; gap: 8px; }
.row-inline input { flex: 1; }

/* Bouton retour mobile */
.chat-back { display: none; background: transparent; color: var(--text); font-size: 26px; padding: 0 6px 0 0; line-height: 1; }

@media (max-width: 800px) {
    .app { grid-template-columns: 68px 1fr; }
    .app .chat { position: fixed; inset: 0; z-index: 20; transform: translateX(100%); transition: transform .2s ease; }
    .app.show-chat .chat { transform: translateX(0); }
    .chat-back { display: block; }
}
@media (max-width: 480px) {
    .app { grid-template-columns: 60px 1fr; }
    .srv-icon { width: 44px; height: 44px; }
}

.avatar {
    width: 42px; height: 42px; border-radius: 50%; background: var(--panel-3);
    display: flex; align-items: center; justify-content: center;
    font-size: 15px; font-weight: 700; color: #fff; flex-shrink: 0;
    overflow: hidden;
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.avatar.clickable { cursor: pointer; transition: filter .15s; }
.avatar.clickable:hover { filter: brightness(1.15); }

.conv-list { flex: 1; overflow-y: auto; }
.conv {
    display: flex; align-items: center; gap: 12px; padding: 12px 16px;
    cursor: pointer; border-bottom: 1px solid var(--border);
}
.conv:hover { background: var(--panel-2); }
.conv.active { background: var(--panel-3); }
.conv-body { flex: 1; min-width: 0; }
.conv-top { display: flex; justify-content: space-between; align-items: baseline; }
.conv-title { font-weight: 600; }
.conv-time { font-size: 11px; color: var(--muted); }
.conv-preview { display: flex; justify-content: space-between; align-items: center; color: var(--muted); font-size: 13px; margin-top: 2px; }
.conv-preview span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.badge { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); margin-left: 8px; flex-shrink: 0; }
.conv-sep { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); padding: 14px 16px 6px; font-weight: 600; }
.friend-row .conv-preview { color: var(--accent); }
.empty-hint { padding: 30px 20px; text-align: center; color: var(--muted); font-size: 13px; line-height: 1.6; }

/* --- Chat --- */
.chat { display: flex; flex-direction: column; min-height: 0; min-width: 0; overflow: hidden; background: #0b141a;
    background-image: linear-gradient(rgba(11,20,26,.95), rgba(11,20,26,.95)); }
.chat-empty { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; }
.chat-active { display: flex; flex-direction: column; height: 100%; min-height: 0; }
.chat-head {
    display: flex; align-items: center; gap: 12px; padding: 10px 16px;
    background: var(--panel-2); border-bottom: 1px solid var(--border);
}
.chat-head .avatar { width: 38px; height: 38px; }
.chat-head-info { flex: 1; }
.chat-title { font-weight: 600; }
.chat-sub { font-size: 12px; color: var(--muted); }
.ttl-btn { background: transparent; color: var(--muted); font-size: 15px; padding: 6px 8px; border-radius: 16px; }
.ttl-btn:hover { color: var(--text); }
.ttl-btn.on { color: var(--accent); background: rgba(0,168,132,.15); font-size: 12px; font-weight: 700; }
.e2e-badge {
    background: rgba(0,168,132,.15); color: var(--accent); font-size: 12px; font-weight: 600;
    padding: 6px 12px; border-radius: 20px; cursor: pointer; border: 1px solid rgba(0,168,132,.35);
}
.e2e-badge:hover { background: rgba(0,168,132,.25); }
.safety-bar {
    background: var(--panel-3); color: var(--text); font-size: 12px; padding: 12px 16px;
    text-align: center; border-bottom: 1px solid var(--border); line-height: 1.6;
}
.safety-bar b { color: var(--accent); letter-spacing: 1px; font-family: monospace; font-size: 13px; }

.chat-body { flex: 1; display: flex; min-height: 0; }
.messages { flex: 1; overflow-y: auto; overflow-x: hidden; min-height: 0; padding: 16px 0; }

/* Messages style Discord (alignés à gauche, avatar + auteur) */
.dmsg { display: flex; gap: 14px; padding: 3px 16px; position: relative; }
.dmsg:hover { background: rgba(255,255,255,.025); }
.dmsg.grouped { padding-top: 1px; padding-bottom: 1px; }
.dmsg-gutter { width: 40px; flex-shrink: 0; display: flex; justify-content: center; }
.dmsg-gutter .avatar { width: 40px; height: 40px; margin-top: 2px; }
.dmsg.grouped .dmsg-gutter { height: 0; }
.dmsg-content { flex: 1; min-width: 0; }
.dmsg-head { display: flex; align-items: baseline; gap: 8px; }
.dmsg-author { font-weight: 600; color: var(--text); font-size: 15px; }
.dmsg-time { font-size: 11px; color: var(--muted); }
.dmsg-text { font-size: 15px; line-height: 1.45; word-wrap: break-word; overflow-wrap: anywhere; color: #dbdee1; }
.dmsg-text .edited { font-size: 10px; color: var(--muted); }
.dmsg-reply { font-size: 12.5px; color: var(--muted); margin-bottom: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dmsg-reply b { color: var(--accent); }

.reactions { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 5px; }
.reaction {
    background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px;
    padding: 2px 8px; font-size: 13px; cursor: pointer; color: var(--text);
}
.reaction.mine { background: rgba(0,168,132,.18); border-color: var(--accent); }

.dmsg-actions {
    position: absolute; top: -12px; right: 16px; display: none; gap: 2px;
    background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 2px;
}
.dmsg:hover .dmsg-actions { display: flex; }
.dmsg-actions .act { background: transparent; padding: 4px 6px; font-size: 15px; border-radius: 5px; }
.dmsg-actions .act:hover { background: var(--panel-3); }

/* Mode bulles (DM 1:1) : moi à droite, l'autre à gauche */
.messages.bubble-mode { padding: 16px 4vw; }
@media (max-width: 720px) { .messages.bubble-mode { padding: 12px 10px; } }
.messages.bubble-mode .dmsg { max-width: 74%; gap: 8px; padding: 3px 0; }
.messages.bubble-mode .dmsg.mine { margin-left: auto; flex-direction: row-reverse; }
.messages.bubble-mode .dmsg-gutter { width: 32px; }
.messages.bubble-mode .dmsg-gutter .avatar { width: 32px; height: 32px; margin-top: 0; }
.messages.bubble-mode .dmsg.mine .dmsg-gutter { display: none; }
.messages.bubble-mode .dmsg-author { display: none; }
.messages.bubble-mode .dmsg-head { justify-content: flex-end; margin-bottom: 2px; }
.messages.bubble-mode .dmsg-content {
    background: var(--bubble-in); padding: 8px 12px; border-radius: 14px 14px 14px 4px;
}
.messages.bubble-mode .dmsg.mine .dmsg-content {
    background: var(--bubble-out); border-radius: 14px 14px 4px 14px;
}
.messages.bubble-mode .dmsg.mine .dmsg-actions { right: auto; left: 16px; }
.messages.bubble-mode .dmsg-time { font-size: 10px; }

.typing-ind { font-size: 12.5px; color: var(--muted); padding: 2px 16px 4px; font-style: italic; }
.reply-bar {
    font-size: 12.5px; color: var(--muted); padding: 8px 16px; background: var(--panel-2);
    border-top: 1px solid var(--border); display: flex; align-items: center; gap: 8px;
}
.reply-bar b { color: var(--accent); }
.reply-bar button { margin-left: auto; background: transparent; color: var(--muted); padding: 2px 6px; }

/* Colonne membres */
.member-col { width: 200px; background: var(--panel); border-left: 1px solid var(--border); overflow-y: auto; flex-shrink: 0; }
.member-head { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); padding: 16px 14px 8px; }
.member { display: flex; align-items: center; gap: 10px; padding: 6px 14px; }
.member .avatar { width: 32px; height: 32px; font-size: 12px; }
.member span { font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
@media (max-width: 900px) { .member-col { display: none !important; } }

.msg-img {
    max-width: min(360px, 70%); max-height: 320px; border-radius: 10px; margin-top: 4px;
    cursor: pointer; background: var(--panel-2); display: block;
}
.file-chip {
    display: inline-flex; align-items: center; gap: 8px; margin-top: 4px;
    background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px;
    padding: 10px 14px; cursor: pointer; font-size: 14px; color: var(--text);
}
.file-chip:hover { background: var(--panel-3); }

.composer { display: flex; gap: 10px; padding: 12px 16px; background: var(--panel-2); align-items: center; }
.composer input[type="text"] { flex: 1; border-radius: 22px; }
.composer button { border-radius: 50%; width: 46px; height: 46px; padding: 0; font-size: 16px; flex-shrink: 0; }
#attach-btn { background: var(--panel-3); color: var(--text); font-size: 22px; }

/* --- Modal --- */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center; z-index: 20; }
.modal-card { background: var(--panel); border-radius: 14px; padding: 20px; width: 400px; max-width: 90vw; border: 1px solid var(--border); }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; font-weight: 600; }
.modal-head button { background: transparent; color: var(--muted); padding: 4px 8px; }
.modal-card input { width: 100%; }
.search-results { margin-top: 12px; max-height: 300px; overflow-y: auto; }
.search-row { display: flex; align-items: center; gap: 12px; padding: 10px; border-radius: 8px; }
.search-row:hover { background: var(--panel-2); }
.sr-name { flex: 1; }
.sr-btn { padding: 7px 14px; border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer; }
.sr-btn.add { background: var(--accent); color: #04150f; }
.sr-btn.accept { background: var(--accent); color: #04150f; }
.sr-btn.go { background: var(--panel-3); color: var(--text); }
.sr-btn.reject { background: transparent; color: #f15c6d; padding: 7px 10px; }
.sr-btn.muted { background: var(--panel-3); color: var(--muted); }

.friends-section { margin-top: 16px; }
.section-title { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin-bottom: 8px; }

.badge-host { position: relative; }
.req-badge {
    position: absolute; top: 0; right: 2px; background: #f15c6d; color: #fff;
    font-size: 10px; font-weight: 700; min-width: 16px; height: 16px; border-radius: 8px;
    display: flex; align-items: center; justify-content: center; padding: 0 4px;
}
.modal-group { margin-top: 16px; }
.modal-group button { width: 100%; }