/* ═══════════════════════════════════════════════════════════
 * QUELARK AI — Chat Widget
 * Floating assistant in Quelark brand styling.
 * ═══════════════════════════════════════════════════════════ */

.quelark-ai {
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    z-index: 9999;
    font-family: var(--font-body, 'Poppins', sans-serif);
}

/* Launcher button */
.quelark-ai__launcher {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--quelark-teal, #35948D);
    color: #fff;
    border: 1px solid rgba(200, 173, 109, 0.5);
    padding: 0.85rem 1.25rem;
    border-radius: 999px;
    cursor: pointer;
    font-family: var(--font-body, 'Poppins', sans-serif);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2), 0 0 0 4px rgba(53, 148, 141, 0.15);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s;
}
.quelark-ai__launcher:hover { transform: translateY(-2px); background: var(--quelark-teal-dark, #328C84); box-shadow: 0 8px 28px rgba(0,0,0,0.25); }
.quelark-ai__launcher svg { width: 22px; height: 22px; }
.quelark-ai__launcher-label { white-space: nowrap; }

/* Chat panel */
.quelark-ai__panel {
    position: absolute;
    right: 0;
    bottom: 4.5rem;
    width: min(400px, calc(100vw - 3rem));
    height: min(620px, calc(100vh - 7rem));
    background: #1C1C1C;
    color: #F5F0E8;
    border: 1px solid var(--quelark-gold, #C8AD6D);
    border-radius: 14px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: quelarkAiIn 0.25s ease-out;
}
@keyframes quelarkAiIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Header */
.quelark-ai__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.9rem 1rem;
    background: #2A2A2A;
    border-bottom: 1px solid rgba(200, 173, 109, 0.3);
}
.quelark-ai__brand { display: flex; align-items: center; gap: 0.75rem; }
.quelark-ai__avatar {
    width: 38px; height: 38px;
    border-radius: 50%;
    background: var(--quelark-teal, #35948D);
    color: #fff;
    display: grid; place-items: center;
    font-family: var(--font-heading, 'Palatino Linotype', serif);
    font-size: 1.1rem;
    letter-spacing: 0.05em;
    border: 1px solid var(--quelark-gold, #C8AD6D);
}
.quelark-ai__header strong {
    display: block;
    font-family: var(--font-heading, 'Palatino Linotype', serif);
    letter-spacing: 0.06em;
}
.quelark-ai__status { display: block; font-size: 0.72rem; color: var(--quelark-gold, #C8AD6D); font-style: italic; }
.quelark-ai__close { background: none; border: none; color: #F5F0E8; font-size: 1.5rem; cursor: pointer; line-height: 1; padding: 0 0.5rem; }
.quelark-ai__close:hover { color: var(--quelark-gold, #C8AD6D); }

/* Messages */
.quelark-ai__messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    scroll-behavior: smooth;
}
.quelark-ai__messages::-webkit-scrollbar { width: 6px; }
.quelark-ai__messages::-webkit-scrollbar-thumb { background: rgba(200, 173, 109, 0.3); border-radius: 3px; }

.quelark-ai__msg {
    padding: 0.75rem 1rem;
    border-radius: 12px;
    font-size: 0.92rem;
    line-height: 1.55;
    max-width: 85%;
    word-wrap: break-word;
}
.quelark-ai__msg--ai   { background: #2A2A2A; border: 1px solid rgba(200, 173, 109, 0.2); align-self: flex-start; border-top-left-radius: 4px; }
.quelark-ai__msg--user { background: var(--quelark-teal, #35948D); color: #fff; align-self: flex-end; border-top-right-radius: 4px; }
.quelark-ai__msg--system { background: rgba(200, 173, 109, 0.15); border-left: 3px solid var(--quelark-gold, #C8AD6D); font-size: 0.85rem; color: #D4BF8A; align-self: stretch; }
.quelark-ai__msg--error { background: rgba(196, 77, 77, 0.18); border-left: 3px solid #C44D4D; color: #ffb8b8; align-self: stretch; }
.quelark-ai__msg p { margin: 0 0 0.5rem; }
.quelark-ai__msg p:last-child { margin-bottom: 0; }
.quelark-ai__msg ul, .quelark-ai__msg ol { margin: 0.25rem 0 0.5rem 1.25rem; padding: 0; }
.quelark-ai__msg li { margin-bottom: 0.2rem; }
.quelark-ai__msg a { color: var(--quelark-gold, #C8AD6D); text-decoration: underline; }
.quelark-ai__msg code { background: rgba(0,0,0,0.3); padding: 0.1rem 0.3rem; border-radius: 3px; font-size: 0.85em; }
.quelark-ai__msg h1, .quelark-ai__msg h2, .quelark-ai__msg h3 {
    font-family: var(--font-heading, 'Palatino Linotype', serif);
    margin: 0.5rem 0 0.25rem;
    color: var(--quelark-gold, #C8AD6D);
    font-size: 1rem;
}

/* Typing indicator */
.quelark-ai__typing { display: inline-flex; gap: 4px; align-items: center; }
.quelark-ai__typing span {
    width: 6px; height: 6px; background: var(--quelark-gold, #C8AD6D); border-radius: 50%;
    animation: quelarkAiTyping 1s infinite ease-in-out;
}
.quelark-ai__typing span:nth-child(2) { animation-delay: 0.15s; }
.quelark-ai__typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes quelarkAiTyping { 0%,80%,100% { opacity: 0.3; } 40% { opacity: 1; } }

/* Quick reply chips */
.quelark-ai__quick {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    padding: 0.5rem 0.75rem;
    background: #1f1f1f;
    border-top: 1px solid rgba(200, 173, 109, 0.2);
}
.quelark-ai__quick button {
    background: transparent;
    color: #F5F0E8;
    border: 1px solid rgba(200, 173, 109, 0.4);
    border-radius: 999px;
    padding: 0.35rem 0.75rem;
    font-size: 0.78rem;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}
.quelark-ai__quick button:hover { background: rgba(53, 148, 141, 0.2); border-color: var(--quelark-gold, #C8AD6D); }

/* Form */
.quelark-ai__form {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem;
    background: #232323;
    border-top: 1px solid rgba(200, 173, 109, 0.3);
}
.quelark-ai__form input {
    flex: 1;
    background: #1C1C1C;
    color: #F5F0E8;
    border: 1px solid rgba(200, 173, 109, 0.3);
    border-radius: 8px;
    padding: 0.6rem 0.9rem;
    font-family: inherit;
    font-size: 0.9rem;
    outline: none;
}
.quelark-ai__form input:focus { border-color: var(--quelark-teal, #35948D); box-shadow: 0 0 0 3px rgba(53, 148, 141, 0.15); }
.quelark-ai__form button {
    background: var(--quelark-teal, #35948D);
    color: #fff;
    border: none;
    border-radius: 8px;
    width: 40px; height: 40px;
    cursor: pointer;
    display: grid; place-items: center;
    transition: background 0.2s;
}
.quelark-ai__form button:hover { background: var(--quelark-teal-dark, #328C84); }
.quelark-ai__form button svg { width: 18px; height: 18px; }
.quelark-ai__form button:disabled { background: #555; cursor: not-allowed; }

/* Footer */
.quelark-ai__footer {
    padding: 0.5rem 0.75rem;
    font-size: 0.7rem;
    color: #8A8A8A;
    text-align: center;
    background: #1C1C1C;
    border-top: 1px solid rgba(200, 173, 109, 0.15);
}

/* Inline lead form inside AI panel */
.quelark-ai__lead-form {
    background: #2A2A2A;
    border: 1px solid var(--quelark-gold, #C8AD6D);
    border-radius: 10px;
    padding: 0.9rem;
    margin-top: 0.5rem;
}
.quelark-ai__lead-form label { display: block; font-size: 0.78rem; color: var(--quelark-gold, #C8AD6D); margin-bottom: 0.2rem; }
.quelark-ai__lead-form input, .quelark-ai__lead-form select {
    width: 100%;
    background: #1C1C1C;
    color: #F5F0E8;
    border: 1px solid rgba(200, 173, 109, 0.3);
    border-radius: 6px;
    padding: 0.45rem 0.65rem;
    margin-bottom: 0.55rem;
    font-size: 0.85rem;
}
.quelark-ai__lead-form button {
    width: 100%;
    background: var(--quelark-teal, #35948D);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 0.6rem;
    cursor: pointer;
    font-weight: 500;
}

/* Mobile */
@media (max-width: 640px) {
    .quelark-ai { right: 1rem; bottom: 1rem; }
    .quelark-ai__launcher-label { display: none; }
    .quelark-ai__launcher { padding: 0.85rem; }
    .quelark-ai__panel {
        position: fixed;
        inset: 0;
        width: 100vw;
        height: 100vh;
        border-radius: 0;
        border: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .quelark-ai__panel, .quelark-ai__launcher, .quelark-ai__typing span { animation: none !important; transition: none !important; }
}