/* TekseraSoft Asistan — FAB sol alt, panel ekran ortası */
.tsa-root {
    --tsa-teal: #2b5f60;
    --tsa-teal-2: #3d8a8c;
    --tsa-ink: #0f172a;
    --tsa-muted: #5b667b;
    --tsa-line: rgba(15, 23, 42, 0.1);
    --tsa-soft: rgba(43, 95, 96, 0.08);
    --tsa-glow: 0 18px 48px rgba(43, 95, 96, 0.28);
    font-family: "Outfit", "Nunito Sans", system-ui, sans-serif;
}

.tsa-dock {
    position: fixed;
    left: max(1.85rem, calc(env(safe-area-inset-left, 0px) + 0.85rem));
    bottom: max(2.35rem, calc(env(safe-area-inset-bottom, 0px) + 1.35rem));
    z-index: 1520;
    display: flex;
    align-items: center;
    gap: 0;
    pointer-events: none;
}

.tsa-fab {
    position: relative;
    pointer-events: auto;
    width: 64px;
    height: 64px;
    border: 0;
    border-radius: 50%;
    cursor: pointer;
    color: #fff;
    background: linear-gradient(145deg, #1f4d4e 0%, var(--tsa-teal) 48%, var(--tsa-teal-2) 100%);
    box-shadow: var(--tsa-glow);
    display: grid;
    place-items: center;
    transition: transform .25s ease, box-shadow .25s ease, opacity .2s;
    flex-shrink: 0;
}

.tsa-fab-icon {
    display: grid;
    place-items: center;
    line-height: 0;
}

.tsa-fab-icon svg {
    width: 34px;
    height: 34px;
    display: block;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.18));
}

.tsa-fab:hover,
.tsa-fab:focus-visible {
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 22px 56px rgba(43, 95, 96, 0.38);
    outline: none;
}

.tsa-dock.is-open .tsa-fab {
    transform: scale(0.92);
    opacity: 0;
    pointer-events: none;
}

.tsa-dock.is-open .tsa-tip {
    opacity: 0;
    transform: translateX(-8px) scaleX(0.85);
    pointer-events: none;
}

.tsa-fab-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(61, 138, 140, 0.45);
    animation: tsa-pulse 2.4s ease-out infinite;
}

@keyframes tsa-pulse {
    0% { transform: scale(0.92); opacity: .85; }
    100% { transform: scale(1.35); opacity: 0; }
}

.tsa-fab-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    background: #d4a574;
    color: #1a1208;
    border-radius: 999px;
    padding: 0.18rem 0.42rem;
    box-shadow: 0 4px 12px rgba(212, 165, 116, 0.45);
}

.tsa-tip {
    pointer-events: auto;
    position: relative;
    margin-left: 0.55rem;
    display: flex;
    align-items: center;
    max-width: 0;
    opacity: 0;
    overflow: hidden;
    transform-origin: left center;
    white-space: nowrap;
    background: linear-gradient(135deg, #ffffff 0%, #f3f8f8 100%);
    color: var(--tsa-teal);
    border: 1px solid rgba(43, 95, 96, 0.18);
    border-radius: 999px;
    box-shadow: 0 12px 32px rgba(15, 23, 42, 0.14);
    cursor: pointer;
    transition: max-width .55s cubic-bezier(.2, .9, .2, 1), opacity .35s ease, padding .45s ease, transform .45s ease;
}

.tsa-tip::before {
    content: "";
    position: absolute;
    left: -6px;
    top: 50%;
    width: 12px;
    height: 12px;
    background: #fff;
    border-left: 1px solid rgba(43, 95, 96, 0.18);
    border-bottom: 1px solid rgba(43, 95, 96, 0.18);
    transform: translateY(-50%) rotate(45deg);
}

.tsa-tip.is-on {
    max-width: 240px;
    opacity: 1;
    padding: 0.62rem 1rem 0.62rem 0.95rem;
    animation: tsa-tip-breathe 2.8s ease-in-out 0.7s infinite;
}

.tsa-tip-text {
    position: relative;
    z-index: 1;
    font-size: 0.86rem;
    font-weight: 650;
    letter-spacing: 0.01em;
}

@keyframes tsa-tip-breathe {
    0%, 100% { box-shadow: 0 12px 32px rgba(15, 23, 42, 0.14); }
    50% { box-shadow: 0 14px 36px rgba(43, 95, 96, 0.22); }
}

.tsa-overlay {
    position: fixed;
    inset: 0;
    z-index: 1525;
    background: rgba(15, 23, 42, 0.42);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    animation: tsa-fade .22s ease;
    overscroll-behavior: none;
    touch-action: none;
}

.tsa-overlay[hidden] { display: none !important; }

@keyframes tsa-fade {
    from { opacity: 0; }
    to { opacity: 1; }
}

.tsa-panel {
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 1530;
    width: min(420px, calc(100vw - 1.5rem));
    height: min(580px, calc(100dvh - 2.5rem));
    display: flex;
    flex-direction: column;
    border-radius: 22px;
    overflow: hidden;
    background:
        radial-gradient(120% 80% at 0% 0%, rgba(61, 138, 140, 0.16), transparent 55%),
        linear-gradient(180deg, #ffffff 0%, #f7fafb 100%);
    border: 1px solid var(--tsa-line);
    box-shadow: 0 28px 70px rgba(15, 23, 42, 0.28);
    animation: tsa-in .32s cubic-bezier(.2, .9, .2, 1);
    overscroll-behavior: contain;
    touch-action: manipulation;
}

.tsa-panel[hidden] { display: none !important; }

@keyframes tsa-in {
    from { opacity: 0; transform: translate(-50%, -46%) scale(0.96); }
    to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

.tsa-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.95rem 1rem 0.85rem;
    background: linear-gradient(135deg, #1f4d4e 0%, #2b5f60 55%, #3d8a8c 100%);
    color: #fff;
    flex-shrink: 0;
}

.tsa-head-brand {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    min-width: 0;
}

.tsa-avatar {
    width: 40px;
    height: 40px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.22);
    flex-shrink: 0;
}

.tsa-title {
    margin: 0;
    font-family: "Playfair Display", Georgia, serif;
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.2;
}

.tsa-sub {
    margin: 0.15rem 0 0;
    font-size: 0.72rem;
    opacity: 0.88;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.tsa-online {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #7dffa3;
    box-shadow: 0 0 0 3px rgba(125, 255, 163, 0.25);
}

.tsa-close {
    border: 0;
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    cursor: pointer;
    display: grid;
    place-items: center;
    transition: background .2s;
}

.tsa-close:hover { background: rgba(255, 255, 255, 0.22); }

.tsa-body {
    flex: 1;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    padding: 0.95rem 0.95rem 0.4rem;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    scroll-behavior: smooth;
}

.tsa-msg {
    max-width: 94%;
    padding: 0.7rem 0.85rem;
    border-radius: 16px;
    font-size: 0.9rem;
    line-height: 1.45;
    word-break: break-word;
    animation: tsa-msg-in .28s ease;
}

@keyframes tsa-msg-in {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: none; }
}

.tsa-msg-text {
    white-space: pre-wrap;
}

.tsa-msg-bot {
    align-self: flex-start;
    background: #fff;
    border: 1px solid var(--tsa-line);
    color: var(--tsa-ink);
    border-bottom-left-radius: 6px;
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04);
}

.tsa-msg-user {
    align-self: flex-end;
    background: linear-gradient(135deg, var(--tsa-teal), var(--tsa-teal-2));
    color: #fff;
    border-bottom-right-radius: 6px;
    white-space: pre-wrap;
}

.tsa-msg-err {
    align-self: stretch;
    background: #fff5f5;
    border: 1px solid rgba(185, 28, 28, 0.2);
    color: #7f1d1d;
    font-size: 0.85rem;
    white-space: pre-wrap;
}

.tsa-msg-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-top: 0.55rem;
}

.tsa-msg-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    text-decoration: none;
    border-radius: 999px;
    padding: 0.32rem 0.7rem;
    font-size: 0.72rem;
    font-weight: 650;
    line-height: 1.2;
    border: 1px solid rgba(43, 95, 96, 0.28);
    background: var(--tsa-soft);
    color: var(--tsa-teal);
    transition: background .2s, transform .15s;
}

.tsa-msg-btn:hover {
    background: rgba(43, 95, 96, 0.16);
    transform: translateY(-1px);
}

.tsa-msg-btn-wa {
    border-color: transparent;
    background: linear-gradient(145deg, #25d366, #128c7e);
    color: #fff;
}

.tsa-msg-btn-wa:hover { filter: brightness(1.05); }

.tsa-typing {
    display: inline-flex;
    gap: 5px;
    align-items: center;
    padding: 0.2rem 0;
}

.tsa-typing i {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--tsa-teal-2);
    opacity: 0.45;
    animation: tsa-dot 1.1s infinite ease-in-out;
}

.tsa-typing i:nth-child(2) { animation-delay: .15s; }
.tsa-typing i:nth-child(3) { animation-delay: .3s; }

@keyframes tsa-dot {
    0%, 80%, 100% { transform: translateY(0); opacity: .35; }
    40% { transform: translateY(-4px); opacity: 1; }
}

.tsa-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.28rem;
    padding: 0.25rem 0.75rem 0.45rem;
    max-height: 5.2rem;
    overflow-y: auto;
    overscroll-behavior: contain;
    flex-shrink: 0;
}

.tsa-chip {
    border: 1px solid rgba(43, 95, 96, 0.18);
    background: var(--tsa-soft);
    color: var(--tsa-teal);
    border-radius: 999px;
    padding: 0.22rem 0.52rem;
    font-size: 0.65rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .2s, border-color .2s;
    text-align: left;
    line-height: 1.25;
}

.tsa-chip:hover {
    background: rgba(43, 95, 96, 0.14);
    border-color: rgba(43, 95, 96, 0.4);
}

.tsa-chip:disabled {
    opacity: 0.55;
    cursor: wait;
}

.tsa-form {
    display: flex;
    gap: 0.45rem;
    padding: 0.55rem 0.75rem 0.85rem;
    border-top: 1px solid var(--tsa-line);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    flex-shrink: 0;
}

.tsa-input {
    flex: 1;
    border: 1px solid var(--tsa-line);
    border-radius: 14px;
    padding: 0.72rem 0.85rem;
    font: inherit;
    font-size: 0.9rem;
    color: var(--tsa-ink);
    background: #fff;
    outline: none;
    transition: border-color .2s, box-shadow .2s;
}

.tsa-input:focus {
    border-color: rgba(61, 138, 140, 0.55);
    box-shadow: 0 0 0 3px rgba(61, 138, 140, 0.15);
}

.tsa-send {
    width: 46px;
    height: 46px;
    border: 0;
    border-radius: 14px;
    cursor: pointer;
    color: #fff;
    background: linear-gradient(145deg, var(--tsa-teal), var(--tsa-teal-2));
    display: grid;
    place-items: center;
    flex-shrink: 0;
    transition: transform .2s, opacity .2s;
}

.tsa-send:hover { transform: scale(1.04); }
.tsa-send:disabled { opacity: 0.55; cursor: wait; transform: none; }

body.tsa-lock {
    overflow: hidden !important;
    overscroll-behavior: none;
    touch-action: none;
}

.tsa-root .visually-hidden {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0);
    white-space: nowrap; border: 0;
}

@media (max-width: 480px) {
    .tsa-panel {
        width: min(100vw - 0.85rem, 420px);
        height: min(78dvh, 600px);
    }
}