@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=DM+Sans:wght@400;500;600&display=swap');

:root {
    --bg:#f0eff4; --bg2:#ffffff; --txt:#1b1340; --txt2:#6e6b7b;
    --acc:#5b4cdb; --acc-g:rgba(91,76,219,.25); --acc-l:#8b7ff5; --acc-s:#edeaff;
    --acc-chip-bg:rgba(91,76,219,0.07); --acc-chip-brd:rgba(91,76,219,0.12);
    --ubub:linear-gradient(135deg,#5b4cdb,#8b7ff5); --utxt:#fff;
    --bbub:#ffffff; --btxt:#1b1340;
    --brd:#e4e2ec; --shd:0 2px 8px rgba(27,19,64,.06); --inp:#fff; --hov:#f5f3ff;
    --r:16px; --rl:24px;
    --fh:'Outfit',sans-serif; --fb:'DM Sans',sans-serif;
}

/* ── Base ── */
.stApp { background:var(--bg)!important; font-family:var(--fb)!important; overflow-x:hidden!important; }
.stApp::before {
    content:''; position:fixed; top:-50%; left:-50%; width:200%; height:200%;
    background: radial-gradient(ellipse at 20% 50%,rgba(91,76,219,.06) 0%,transparent 50%),
                radial-gradient(ellipse at 80% 20%,rgba(230,168,23,.04) 0%,transparent 50%);
    pointer-events:none; z-index:0;
}
header[data-testid="stHeader"],.stDeployButton,#MainMenu,footer,[data-testid="stToolbar"]{display:none!important}

/* ── Topbar (HTML pur, pas de colonnes) ── */
.topbar-title {
    font-family:var(--fh)!important; font-size:13px!important;
    font-weight:600; color:var(--txt)!important; margin:0!important;
    letter-spacing:-0.02em;
}

/* ☰ Menu button — small */
[data-testid="stPopover"]>button {
    font-size:0.8rem!important; padding:4px 10px!important;
    min-height:30px!important; border-radius:10px!important;
    background:var(--bg2)!important; border:1.5px solid var(--brd)!important;
    color:var(--txt)!important; box-shadow:0 1px 4px rgba(0,0,0,0.05)!important;
}
[data-testid="stPopover"]>button:hover { background:var(--acc)!important; color:white!important; }

/* Popover body — compact */
[data-testid="stPopoverBody"] {
    border-radius:12px!important; border:1px solid var(--brd)!important;
    box-shadow:0 8px 24px rgba(27,19,64,0.12)!important;
    padding:4px 6px!important; max-width:200px!important; min-width:160px!important;
}
[data-testid="stPopoverBody"] .stButton>button {
    font-size:0.72rem!important; padding:2px 6px!important;
    min-height:24px!important; height:24px!important;
    border-radius:6px!important; margin:1px 0!important;
}
[data-testid="stPopoverBody"] p,
[data-testid="stPopoverBody"] span,
[data-testid="stPopoverBody"] .stCaption {
    font-size:0.7rem!important;
}
[data-testid="stPopoverBody"] hr,
[data-testid="stPopoverBody"] [data-testid="stDivider"] {
    margin:3px 0!important;
}

/* ── Sidebar (= menu ☰ sur mobile: glisser) ── */
section[data-testid="stSidebar"] { background:var(--bg2)!important; border-right:1px solid var(--brd)!important; }
.sidebar-profile {
    display:flex; align-items:center; gap:0.8rem;
    padding:6px 8px; background:var(--acc-s);
    border-radius:var(--r); margin-bottom:4px;
}
.profile-avatar {
    font-size:1.6rem; width:44px; height:44px;
    background:var(--ubub); border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    color:white; box-shadow:0 4px 12px var(--acc-g);
}
.profile-info strong { color:var(--txt); font-family:var(--fh); font-size:0.92rem; }
.profile-email { color:var(--txt2); font-size:0.78rem; }

/* ── Login Card (style le formulaire directement) ── */
[data-testid="stForm"] {
    background:var(--bg2);
    border:1px solid var(--brd);
    border-radius:20px;
    padding:1.2rem 1.5rem;
    box-shadow:0 8px 30px rgba(27,19,64,0.08);
    max-width:400px; margin:0 auto;
}
@media(max-width:640px) {
    [data-testid="stForm"] { padding:1rem; border-radius:16px; }
}

/* ── Welcome (mockup: centered, with chips) ── */
.welcome-spacer { height:8vh; }
.welcome-logo { text-align:center; margin-bottom:14px; }
.welcome-logo img {
    width:52px; height:52px;
    border-radius:14px; box-shadow:0 6px 18px var(--acc-g);
    animation:floatIn .5s ease;
}
.welcome-text { text-align:center; animation:fadeUp .5s ease .08s both; }
.welcome-text h2 {
    font-family:var(--fh)!important; font-size:16px; font-weight:600;
    color:var(--txt)!important; margin:0 0 4px!important; letter-spacing:-0.02em;
}
.welcome-text p { color:var(--txt2); font-size:11px; line-height:1.5; margin:0 0 16px; }

@keyframes floatIn { 0%{opacity:0;transform:translateY(14px) scale(.92)} 100%{opacity:1;transform:translateY(0) scale(1)} }
@keyframes fadeUp { 0%{opacity:0;transform:translateY(10px)} 100%{opacity:1;transform:translateY(0)} }

/* ── Suggestion buttons → chip style (mockup exact) ── */
.stButton>button[kind="secondary"] {
    background:var(--acc-chip-bg)!important;
    color:var(--acc)!important;
    border:1px solid var(--acc-chip-brd)!important;
    border-radius:12px!important;
    font-size:0.82rem!important;
    padding:0.4rem 0.8rem!important;
    min-height:38px!important;
    font-weight:500!important;
    transition:all 0.15s!important;
}
.stButton>button[kind="secondary"]:hover {
    background:var(--acc-s)!important;
    border-color:var(--acc)!important;
}

/* ── Messages (style Claude — aéré, lisible) ── */
.msg-row {
    display:flex; margin-bottom:1.2rem;
    animation:msgSlide .3s ease;
}
.msg-row.user-row { justify-content:flex-end; padding-left:15%; }
.msg-row.bot-row { justify-content:flex-start; align-items:flex-start; gap:8px; padding-right:10%; }

.msg-avatar {
    width:28px; height:28px; border-radius:50%;
    background:var(--ubub);
    display:flex; align-items:center; justify-content:center;
    font-size:11px; flex-shrink:0; margin-top:4px;
    box-shadow:0 2px 8px var(--acc-g);
}

.msg-bubble {
    max-width:100%; padding:10px 14px;
    font-size:0.88rem; line-height:1.65; word-wrap:break-word;
    font-family:var(--fb);
}

.user-bubble {
    background:var(--ubub); color:var(--utxt);
    border-radius:18px 18px 4px 18px;
    box-shadow:0 3px 12px var(--acc-g);
}

.bot-bubble {
    background:var(--bbub); color:var(--btxt);
    border-radius:18px 18px 18px 4px;
    border:1px solid var(--brd);
    box-shadow:0 2px 8px rgba(27,19,64,0.04);
}

@keyframes msgSlide {
    0% { opacity:0; transform:translateY(8px); }
    100% { opacity:1; transform:translateY(0); }
}

/* ── Audio player (compact, intégré) ── */
[data-testid="stAudio"] {
    max-width:240px; margin-top:4px; margin-bottom:4px;
}
[data-testid="stAudio"] audio {
    height:36px; border-radius:10px;
    filter:hue-rotate(240deg) saturate(0.6);
}

/* Native chat_input styled like the mockup */
[data-testid="stChatInput"] {
    border-radius:24px!important;
    border:1.5px solid var(--brd)!important;
    background:var(--bg2)!important;
    box-shadow:0 4px 20px rgba(27,19,64,0.08)!important;
    padding:2px 4px!important;
}
[data-testid="stChatInput"]:focus-within {
    border-color:var(--acc)!important;
    box-shadow:0 4px 20px rgba(27,19,64,0.08),0 0 0 3px var(--acc-g)!important;
}
[data-testid="stChatInput"] textarea {
    font-size:15px!important; font-family:var(--fb)!important;
    color:var(--txt)!important;
}
[data-testid="stChatInput"] button {
    background:linear-gradient(135deg,#5b4cdb,#8b7ff5)!important;
    border-radius:50%!important; color:white!important;
    width:40px!important; height:40px!important;
    box-shadow:0 3px 12px rgba(91,76,219,0.3)!important;
}

/* ── Chat input component container ── */
iframe { border:none!important; }

/* ── Page headers ── */
.page-header { text-align:center; padding:1rem 0 .5rem; animation:fadeUp .4s ease; }
.page-header h2 { font-family:var(--fh)!important; font-size:1.4rem; font-weight:600; color:var(--txt)!important; margin-bottom:.2rem; }
.page-header p { color:var(--txt2); font-size:.88rem; }

/* ── Cards (history, settings, about) ── */
.conv-card { background:var(--bg2); border:1px solid var(--brd); border-radius:var(--r); padding:.8rem 1rem; margin-bottom:.3rem; }
.conv-card.conv-active { border-color:var(--acc); background:var(--acc-s); }
.conv-title { font-weight:500; font-size:.9rem; color:var(--txt); margin-bottom:.15rem; }
.conv-date { font-size:.75rem; color:var(--txt2); }

.settings-card {
    display:flex; align-items:center; gap:.8rem;
    padding:6px 8px; background:var(--acc-s);
    border-radius:var(--r); margin:.5rem 0;
}
.settings-icon {
    font-size:1.8rem; width:48px; height:48px;
    background:var(--ubub); border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    box-shadow:0 4px 12px var(--acc-g);
}

.about-card {
    text-align:center; padding:1.5rem;
    background:var(--bg2); border:1px solid var(--brd);
    border-radius:var(--r); margin:.5rem 0;
}
.about-card h3 { font-family:var(--fh)!important; font-size:1.2rem; color:var(--txt)!important; }
.version-badge {
    display:inline-block; padding:.2rem .8rem;
    background:var(--acc-s); color:var(--acc);
    border-radius:20px; font-size:.78rem; font-weight:600; margin-top:.4rem;
}
.about-section { padding:.8rem 0; }
.about-section h4 { font-family:var(--fh)!important; font-size:1rem; color:var(--txt)!important; margin-bottom:.4rem; }
.about-section p { color:var(--txt2); font-size:.88rem; line-height:1.7; }
.empty-state { text-align:center; padding:3rem 1rem; color:var(--txt2); }

/* ── Primary buttons (formulaires, actions) ── */
.stButton>button[kind="primary"], .stFormSubmitButton>button {
    background:var(--acc)!important; color:white!important;
    border:none!important; box-shadow:0 3px 10px var(--acc-g)!important;
    border-radius:var(--r)!important; min-height:44px!important;
    font-weight:600!important; font-family:var(--fb)!important; font-size:.88rem!important;
}
.stFormSubmitButton>button { border-radius:var(--r)!important; min-height:46px!important; }

/* ── General button base ── */
.stButton>button {
    font-family:var(--fb)!important; transition:all .15s!important;
}

/* ── Inputs (16px to prevent iOS zoom) ── */
.stTextInput input {
    background:var(--inp)!important; color:var(--txt)!important;
    border:1.5px solid var(--brd)!important; border-radius:var(--r)!important;
    padding:.7rem 1rem!important; font-size:16px!important; font-family:var(--fb)!important;
}
.stTextInput input:focus { border-color:var(--acc)!important; box-shadow:0 0 0 3px var(--acc-g)!important; }
.stTextArea textarea { font-size:16px!important; border-radius:var(--r)!important; font-family:var(--fb)!important; }

/* ── Metric (feedback page) ── */
[data-testid="stMetric"] { background:var(--acc-s); border-radius:var(--r); padding:.8rem 1rem; text-align:center; }

/* ── Misc ── */
hr { border-color:var(--brd)!important; margin:.5rem 0!important; opacity:.5; }
::-webkit-scrollbar { width:4px; }
::-webkit-scrollbar-thumb { background:var(--brd); border-radius:2px; }
.stSpinner>div>div { border-top-color:var(--acc)!important; }

/* ── Mobile ── */
@media(max-width:640px) {
    .welcome-spacer { height:4vh; }
    .msg-row.user-row { padding-left:5%; }
    .msg-row.bot-row { padding-right:5%; }
    .msg-bubble { font-size:0.84rem!important; padding:8px 12px!important; }
    .msg-avatar { width:24px; height:24px; font-size:9px; }
    .topbar-title { font-size:12px!important; }
    section[data-testid="stSidebar"] {
        z-index:999!important; min-width:80vw!important; width:80vw!important;
        box-shadow:4px 0 30px rgba(27,19,64,.2)!important;
    }
    .stMain,[data-testid="stMain"],
    .stMainBlockContainer,[data-testid="stMainBlockContainer"] {
        width:100%!important; max-width:100%!important;
        margin-left:0!important; padding:0.2rem 0.5rem!important;
    }
    .block-container { padding:0.2rem 0.5rem!important; max-width:100%!important; }

    /* Force topbar columns in a row */
    [data-testid="stHorizontalBlock"] { flex-wrap:nowrap!important; }
    [data-testid="stColumn"] { min-width:0!important; }

    /* Popover even smaller on mobile */
    [data-testid="stPopoverBody"] { max-width:180px!important; }
    [data-testid="stPopoverBody"] .stButton>button { font-size:0.72rem!important; min-height:26px!important; padding:3px 6px!important; }
    [data-testid="stPopover"]>button { font-size:0.72rem!important; min-height:26px!important; padding:3px 8px!important; }
}

@media(hover:none)and(pointer:coarse) { .stButton>button:hover{transform:none!important} }
@supports(padding:env(safe-area-inset-bottom)) { .stApp{padding-bottom:env(safe-area-inset-bottom)} }