/* ── AI-Toys Frontend Styles ─────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&display=swap');

:root {
    --at-primary:   #6C63FF;
    --at-secondary: #FF6584;
    --at-accent:    #43CBFF;
    --at-dark:      #1E1B4B;
    --at-bg:        #F7F7FF;
    --at-white:     #FFFFFF;
    --at-border:    #E8E8F0;
    --at-radius:    18px;
    --at-shadow:    0 10px 40px rgba(108,99,255,.12);
    --at-font:      'Poppins', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

.at-wrap {
    font-family: var(--at-font);
    max-width: 660px;
    margin: 0 auto;
    padding: 0 16px 40px;
}

/* ── Panel ── */
.at-panel {
    background: var(--at-white);
    border-radius: var(--at-radius);
    box-shadow: var(--at-shadow);
    overflow: hidden;
}

/* ── Hero ── */
.at-hero {
    background: linear-gradient(135deg, var(--at-primary) 0%, #9B59B6 100%);
    color: #fff;
    padding: 36px 32px 28px;
    text-align: center;
}
.at-logo { font-size: 3rem; margin-bottom: 8px; }
.at-hero h1 { font-size: 1.5rem; font-weight: 800; margin: 0 0 8px; line-height: 1.3; }
.at-sub { opacity: .85; font-size: .9rem; margin: 0; line-height: 1.6; }

/* ── Lang select ── */
.at-lang-select { padding: 24px 28px 0; }
.at-lang-select label { font-weight: 600; font-size: .85rem; color: #888; text-transform: uppercase; letter-spacing: .05em; display: block; margin-bottom: 10px; }
.at-lang-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.at-lang-btn { display: block; cursor: pointer; }
.at-lang-btn input { display: none; }
.at-lang-btn span {
    display: block; padding: 10px 14px; border: 2px solid var(--at-border);
    border-radius: 10px; font-size: .9rem; font-weight: 500; text-align: center;
    transition: all .18s;
}
.at-lang-btn input:checked + span {
    border-color: var(--at-primary);
    background: rgba(108,99,255,.07);
    color: var(--at-primary);
    font-weight: 700;
}

/* ── Start options ── */
.at-start-options { padding: 20px 28px 28px; display: flex; flex-direction: column; gap: 12px; }
.at-divider { display: flex; align-items: center; gap: 10px; color: #bbb; font-size: .85rem; }
.at-divider::before, .at-divider::after { content: ''; flex: 1; height: 1px; background: var(--at-border); }

/* ── Buttons ── */
.at-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 13px 24px; border-radius: 50px; font-family: var(--at-font);
    font-size: .95rem; font-weight: 600; cursor: pointer; border: none;
    transition: transform .15s, box-shadow .15s; text-decoration: none;
}
.at-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.15); }
.at-btn:active { transform: translateY(0); }
.at-btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.at-btn-primary  { background: var(--at-primary); color: #fff; }
.at-btn-outline  { background: transparent; border: 2px solid var(--at-primary); color: var(--at-primary); }
.at-btn-ghost    { background: transparent; border: 2px solid var(--at-border); color: #666; }
.at-btn-send     { background: var(--at-primary); color: #fff; padding: 12px 16px; border-radius: 12px; flex-shrink: 0; }
.at-btn-full     { width: 100%; }

.at-price-hint {
    background: rgba(255,255,255,.25);
    border-radius: 20px;
    padding: 2px 8px;
    font-size: .78rem;
    font-weight: 700;
}

/* ── Chat header ── */
.at-chat-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 20px; border-bottom: 1px solid var(--at-border);
    font-weight: 600; font-size: .9rem; color: var(--at-dark);
}
.at-back-btn {
    background: none; border: none; cursor: pointer;
    color: var(--at-primary); font-family: var(--at-font); font-size: .85rem;
    font-weight: 600; padding: 4px 8px; border-radius: 8px;
    transition: background .15s;
}
.at-back-btn:hover { background: rgba(108,99,255,.07); }
.at-lang-badge {
    background: var(--at-bg); border-radius: 20px;
    padding: 2px 10px; font-size: .78rem; color: #888;
}

/* ── Chat messages ── */
.at-chat-messages {
    padding: 16px 20px;
    min-height: 280px;
    max-height: 380px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: var(--at-bg);
}
.at-msg {
    max-width: 82%;
    padding: 10px 14px;
    border-radius: 16px;
    font-size: .9rem;
    line-height: 1.6;
    white-space: pre-wrap;
    animation: at-fadein .2s ease;
}
@keyframes at-fadein { from { opacity:0; transform: translateY(6px); } to { opacity:1; transform: none; } }

.at-msg-ai {
    background: var(--at-white);
    border: 1px solid var(--at-border);
    border-bottom-left-radius: 4px;
    align-self: flex-start;
    color: var(--at-dark);
}
.at-msg-user {
    background: var(--at-primary);
    color: #fff;
    border-bottom-right-radius: 4px;
    align-self: flex-end;
}
.at-msg-typing { color: #aaa; font-style: italic; }

/* ── Chat input ── */
.at-chat-input-row {
    display: flex; gap: 8px; padding: 12px 16px;
    border-top: 1px solid var(--at-border);
    background: var(--at-white);
}
.at-chat-input {
    flex: 1; resize: none; border: 2px solid var(--at-border);
    border-radius: 12px; padding: 10px 14px;
    font-family: var(--at-font); font-size: .9rem;
    transition: border-color .18s; outline: none;
}
.at-chat-input:focus { border-color: var(--at-primary); }
.at-send-icon { font-size: 1rem; }

/* ── Lyrics ready bar ── */
.at-lyrics-ready-bar {
    background: linear-gradient(135deg, rgba(108,99,255,.08), rgba(255,101,132,.06));
    border-top: 1px solid rgba(108,99,255,.2);
    padding: 16px 20px;
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    flex-wrap: wrap;
}
.at-lyrics-ready-bar p { margin: 0; font-size: .9rem; }

/* ── Upload area ── */
.at-upload-area {
    padding: 36px 28px;
    text-align: center;
    border: 2px dashed var(--at-border);
    margin: 20px;
    border-radius: var(--at-radius);
    transition: border-color .2s;
}
.at-upload-area:hover { border-color: var(--at-primary); }
.at-upload-icon { font-size: 2.5rem; margin-bottom: 10px; }
.at-upload-sub { color: #aaa; font-size: .85rem; }
.at-upload-progress { margin-top: 16px; }
.at-progress-bar { height: 6px; background: var(--at-border); border-radius: 99px; overflow: hidden; }
.at-progress-fill { height: 100%; background: var(--at-primary); border-radius: 99px; width: 0; transition: width .3s; }
.at-upload-success { padding: 32px 28px; text-align: center; }
.at-success-icon { font-size: 2.5rem; margin-bottom: 12px; }

/* ── Audio preview panel ── */
.at-success-header {
    background: linear-gradient(135deg, var(--at-primary), #9B59B6);
    color: #fff; text-align: center; padding: 24px;
    font-size: 1.3rem; font-weight: 700;
}
.at-player-box { padding: 20px 28px; }
.at-player-title { font-weight: 600; margin-bottom: 12px; color: var(--at-dark); }

.at-custom-player {
    background: var(--at-bg);
    border-radius: 12px;
    padding: 14px 18px;
}
.at-player-controls { display: flex; align-items: center; gap: 12px; }
.at-play-btn {
    width: 42px; height: 42px;
    background: var(--at-primary); color: #fff;
    border: none; border-radius: 50%; cursor: pointer;
    font-size: 1rem; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    transition: transform .15s;
}
.at-play-btn:hover { transform: scale(1.08); }
.at-progress-track {
    flex: 1; height: 5px; background: var(--at-border);
    border-radius: 99px; cursor: pointer; position: relative;
}
.at-progress-played {
    height: 100%; background: var(--at-primary);
    border-radius: 99px; width: 0; transition: width .1s linear;
}
.at-time { font-size: .8rem; color: #888; white-space: nowrap; }

/* Hide the native audio element – we use custom player */
#at-audio-el { display: none; }

/* ── Plush upsell ── */
.at-plush-upsell { padding: 0 28px 28px; display: flex; flex-direction: column; gap: 12px; }
.at-plush-card {
    display: flex; align-items: flex-start; gap: 14px;
    background: var(--at-bg); border-radius: 12px; padding: 16px;
}
.at-plush-emoji { font-size: 2rem; flex-shrink: 0; }
.at-plush-card p { margin: 4px 0 0; font-size: .85rem; color: #666; }

/* ── My songs ── */
.at-my-songs h2 { font-weight: 800; margin-bottom: 20px; color: var(--at-dark); }
.at-songs-list { display: flex; flex-direction: column; gap: 14px; }
.at-song-card {
    background: var(--at-white);
    border: 2px solid var(--at-border);
    border-radius: var(--at-radius);
    padding: 18px 20px;
    transition: box-shadow .2s;
}
.at-song-card:hover { box-shadow: var(--at-shadow); }
.at-song-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.at-song-source { font-weight: 700; font-size: .9rem; color: var(--at-dark); }
.at-song-date { font-size: .8rem; color: #aaa; margin-left: 8px; }
.at-song-badge { font-size: .78rem; background: rgba(108,99,255,.1); color: var(--at-primary); padding: 3px 10px; border-radius: 20px; font-weight: 600; }
.at-song-card audio { width: 100%; margin-bottom: 10px; }

/* ── Error bar ── */
.at-error-bar {
    background: #FFF0F0; border: 1px solid #FFCDD2;
    color: #C62828; padding: 12px 16px; border-radius: 10px; margin-top: 12px;
    font-size: .9rem;
}

/* ── Misc ── */
.at-empty { text-align: center; padding: 48px 0; }
.at-notice { background: #EEF2FF; padding: 12px 16px; border-radius: 10px; }
.at-login-notice { font-size: .9rem; color: #666; text-align: center; }
.at-login-notice a { color: var(--at-primary); font-weight: 600; }

/* ── Responsive ── */
@media (max-width: 480px) {
    .at-hero { padding: 24px 18px 20px; }
    .at-hero h1 { font-size: 1.25rem; }
    .at-start-options, .at-lang-select { padding-left: 18px; padding-right: 18px; }
    .at-lyrics-ready-bar { flex-direction: column; }
    .at-plush-upsell { padding: 0 16px 20px; }
}

/* ── Generating / pending state ── */
.at-song-pending { border-color: var(--at-primary) !important; background: rgba(108,99,255,.03); }
.at-badge-pending { background: rgba(108,99,255,.15) !important; color: var(--at-primary) !important; }
.at-generating-box {
    display: flex; align-items: center; gap: 14px;
    background: var(--at-bg); border-radius: 12px;
    padding: 16px; margin-bottom: 10px;
}
.at-generating-box strong { font-size: .95rem; color: var(--at-dark); }
.at-generating-box p { margin: 4px 0 0; font-size: .85rem; color: #888; }
@keyframes at-spin { to { transform: rotate(360deg); } }
.at-generating-spinner {
    width: 36px; height: 36px; flex-shrink: 0;
    border: 3px solid rgba(108,99,255,.2);
    border-top-color: var(--at-primary);
    border-radius: 50%;
    animation: at-spin .8s linear infinite;
}

/* ── Generating error state ── */
.at-generating-error {
    background: #FFF0F0 !important;
    border: 1px solid #FFCDD2;
}
.at-generating-error div:first-child { font-size: 1.5rem; }

/* ── Delete button ── */
.at-btn-delete {
    background: transparent;
    border: 1px solid #FFCDD2;
    color: #E53935;
    font-size: .8rem;
    padding: 6px 14px;
    margin-top: 8px;
    width: 100%;
}
.at-btn-delete:hover { background: #FFF0F0; box-shadow: none; transform: none; }

/* ── Preview box ── */
.at-preview-box {
    background: linear-gradient(135deg, rgba(108,99,255,.06), rgba(67,203,255,.06));
    border: 1px solid rgba(108,99,255,.2);
    border-radius: var(--at-radius);
    padding: 16px 20px;
    margin: 0 0 12px;
}
.at-preview-header {
    font-weight: 700;
    font-size: .95rem;
    color: var(--at-dark);
    margin-bottom: 10px;
}
.at-preview-hint {
    font-size: .82rem;
    color: #888;
    margin: 8px 0 14px;
    font-style: italic;
}
.at-btn-secondary { background: var(--at-secondary, #43CBFF); color: #fff; }

/* ── Plush selection ── */
#at-creator .at-plush-grid {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 16px !important;
    padding: 20px 28px !important;
}
#at-creator .at-plush-card {
    border: 2px solid #E0E0E0 !important;
    border-radius: 16px !important;
    overflow: hidden !important;
    cursor: pointer !important;
    transition: all .2s !important;
    position: relative !important;
    text-align: center !important;
    background: white !important;
    user-select: none !important;
}
#at-creator .at-plush-card:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px rgba(0,0,0,.1) !important;
}
#at-creator .at-plush-card.at-plush-selected {
    border-color: #6C63FF !important;
    background: rgba(108,99,255,.04) !important;
}
#at-creator .at-plush-img-wrap {
    width: 100% !important;
    background: #F5F5F5 !important;
    padding: 20px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-height: 140px !important;
}
#at-creator .at-plush-img-wrap img {
    width: 100% !important;
    max-height: 140px !important;
    object-fit: contain !important;
}
#at-creator .at-plush-placeholder {
    width: 100px !important;
    height: 100px !important;
    display: block !important;
}
#at-creator .at-plush-info {
    padding: 12px !important;
}
#at-creator .at-plush-name {
    font-weight: 700 !important;
    font-size: .95rem !important;
    color: #1E1B4B !important;
    margin-bottom: 4px !important;
    display: block !important;
}
#at-creator .at-plush-price {
    font-size: .9rem !important;
    color: #6C63FF !important;
    font-weight: 600 !important;
    display: block !important;
}
#at-creator .at-plush-check {
    position: absolute !important;
    top: 8px !important;
    right: 8px !important;
    width: 26px !important;
    height: 26px !important;
    border-radius: 50% !important;
    background: #6C63FF !important;
    color: white !important;
    font-size: .85rem !important;
    display: none !important;
    align-items: center !important;
    justify-content: center !important;
    font-weight: 700 !important;
}
#at-creator .at-plush-selected .at-plush-check {
    display: flex !important;
}