/* ============================================================
 * GP Chat Starter — gp-cs.css  v1.0.3
 * ============================================================ */

/* ── Tokens ──────────────────────────────────────────────── */
.gp-cs,
.gp-cs-modal,
.gp-cs-guard {
    --gp-cs-orange:      #ff7a00;
    --gp-cs-orange-dark: #e06a00;
    --gp-cs-orange-bg:   #fff5ec;
    --gp-cs-green:       #16a34a;
    --gp-cs-green-bg:    #f0fdf4;
    --gp-cs-ink:         #1a1f2b;
    --gp-cs-muted:       #6b7480;
    --gp-cs-line:        #e4e8ee;
    --gp-cs-bg:          #ffffff;
    --gp-cs-radius:      14px;
    --gp-cs-chip-radius: 20px;
    box-sizing: border-box;
    font-family: inherit;
}

.gp-cs *,  .gp-cs *::before,  .gp-cs *::after,
.gp-cs-modal *, .gp-cs-modal *::before, .gp-cs-modal *::after {
    box-sizing: border-box;
}

/* ============================================================
 * WIDGET SHELL
 * ============================================================ */
.gp-cs {
    background: var(--gp-cs-bg);
    border: 1.5px solid var(--gp-cs-line);
    border-radius: var(--gp-cs-radius);
    padding: 16px 16px 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 100%;
    color: var(--gp-cs-ink);
}

/* ── Header — centred ─────────────────────────────────────── */
.gp-cs__head {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 700;
    font-size: 15px;
    color: var(--gp-cs-ink);
    text-align: center;
}

.gp-cs__head-icon {
    display: inline-flex;
    align-items: center;
    color: var(--gp-cs-orange);
    flex-shrink: 0;
}

.gp-cs__head-label {
    line-height: 1.2;
}

/* ── Body wrapper (collapsed on success) ─────────────────── */
.gp-cs__body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.gp-cs__body[hidden] {
    display: none;
}

/* ============================================================
 * CHIPS — horizontal scroll row, no wrap
 * ============================================================ */
.gp-cs__chips {
    display: flex;
    flex-wrap: nowrap;          /* single row */
    gap: 8px;
    overflow-x: auto;           /* horizontal scroll */
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    /* hide scrollbar visually but keep it functional */
    scrollbar-width: none;      /* Firefox */
    -ms-overflow-style: none;   /* IE / Edge legacy */
    /* bleed-edge fade hints that more chips exist */
    padding-bottom: 4px;        /* room for focus outline */
}

.gp-cs__chips::-webkit-scrollbar {
    display: none;              /* Chrome / Safari */
}

.gp-cs__chip {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;             /* don't shrink */
    height: 34px;
    padding: 0 14px;
    border-radius: var(--gp-cs-chip-radius);
    border: 1.5px solid var(--gp-cs-orange);
    background: transparent;
    color: var(--gp-cs-orange);
    font-size: 13.5px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    white-space: nowrap;
    scroll-snap-align: start;
    transition: background 0.15s, color 0.15s;
    -webkit-appearance: none;
    appearance: none;
}

.gp-cs__chip:hover,
.gp-cs__chip:focus-visible {
    background: var(--gp-cs-orange);
    color: #fff;
}

.gp-cs__chip:focus-visible {
    outline: 2px solid var(--gp-cs-orange);
    outline-offset: 2px;
}

.gp-cs__chip.is-selected {
    background: var(--gp-cs-orange);
    color: #fff;
}

/* ── Compose ──────────────────────────────────────────────── */
.gp-cs__compose {
    display: flex;
    gap: 8px;
    align-items: flex-end;
}

.gp-cs__textarea {
    flex: 1;
    min-width: 0;
    resize: none;
    border: 1.5px solid var(--gp-cs-line);
    border-radius: 10px;
    padding: 0 12px;
    font: inherit;
    font-size: 14px;
    line-height: 42px;   /* vertically centres text at button height */
    height: 42px;
    max-height: 42px;
    overflow: hidden;
    color: var(--gp-cs-ink);
    background: var(--gp-cs-bg);
    outline: none;
    transition: border-color 0.15s;
}

.gp-cs__textarea:focus {
    border-color: var(--gp-cs-orange);
}

.gp-cs__textarea::placeholder {
    color: var(--gp-cs-muted);
}

.gp-cs__send {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 42px;
    padding: 0 18px;
    border: none;
    border-radius: 10px;
    background: var(--gp-cs-orange);
    color: #fff;
    font: inherit;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s, opacity 0.15s;
    -webkit-appearance: none;
    appearance: none;
}

.gp-cs__send:hover   { background: var(--gp-cs-orange-dark); }
.gp-cs__send:disabled { opacity: 0.55; cursor: default; }
.gp-cs__send:focus-visible {
    outline: 2px solid var(--gp-cs-orange);
    outline-offset: 2px;
}

/* ── Error status (success is replaced by __success block) ── */
.gp-cs__status {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--gp-cs-muted);
    display: none;
}

.gp-cs__status.is-visible { display: block; }
.gp-cs__status.is-error   { color: #dc2626; }

/* ============================================================
 * SUCCESS STATE — vertical centred stack, one item per row
 * ============================================================ */
.gp-cs__success {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 6px;
    width: 100%;
    background: var(--gp-cs-green-bg);
    border: 1.5px solid #bbf7d0;
    border-radius: 10px;
    padding: 18px 14px;
}

/* [hidden] must beat the display:flex above */
.gp-cs__success[hidden] {
    display: none !important;
}

.gp-cs__success-icon {
    display: block;
    color: var(--gp-cs-green);
    line-height: 0;
    margin-bottom: 2px;
}

.gp-cs__success-title {
    display: block;
    width: 100%;
    font-size: 15px;
    font-weight: 800;
    color: var(--gp-cs-green);
    line-height: 1.3;
}

.gp-cs__success-sub {
    display: block;
    width: 100%;
    font-size: 13px;
    color: var(--gp-cs-muted);
    line-height: 1.5;
}

.gp-cs__success-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    margin-top: 8px;
    font-size: 13px;
    font-weight: 700;
    color: var(--gp-cs-orange);
    text-decoration: none;
    white-space: normal;
    text-align: center;
}

.gp-cs__success-link:hover {
    text-decoration: underline;
}

/* ============================================================
 * OWNER GUARD (logged-in users viewing their own listing)
 * ============================================================ */
.gp-cs-guard {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--gp-cs-orange-bg);
    border: 1.5px solid var(--gp-cs-line);
    border-radius: var(--gp-cs-radius);
    padding: 14px 16px;
    font-size: 14px;
    color: var(--gp-cs-ink);
}

.gp-cs-guard--owner {
    color: var(--gp-cs-muted);
    font-style: italic;
}

/* ============================================================
 * OFFER MODAL
 * ============================================================ */
.gp-cs-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.gp-cs-modal[hidden] { display: none; }

.gp-cs-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.gp-cs-modal__box {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 480px;
    background: var(--gp-cs-bg);
    border-radius: 20px 20px 0 0;
    padding: 24px 20px 32px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    animation: gp-cs-slide-up 0.25s ease;
}

@keyframes gp-cs-slide-up {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
}

.gp-cs-modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: none;
    background: var(--gp-cs-line);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--gp-cs-ink);
    transition: background 0.15s;
    padding: 0;
}

.gp-cs-modal__close:hover { background: #d0d5dd; }

.gp-cs-modal__title {
    font-size: 18px;
    font-weight: 800;
    margin: 0;
    padding-right: 40px;
    color: var(--gp-cs-ink);
}

.gp-cs-modal__market {
    font-size: 13.5px;
    color: var(--gp-cs-muted);
    margin: 0;
}

.gp-cs-modal__market strong {
    color: var(--gp-cs-orange);
    font-weight: 700;
}

.gp-cs-modal__suggestions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.gp-cs-modal__suggest {
    flex: 1;
    min-width: 0;
    height: 38px;
    border: 1.5px solid var(--gp-cs-line);
    border-radius: 8px;
    background: var(--gp-cs-orange-bg);
    color: var(--gp-cs-orange);
    font: inherit;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0 6px;
    transition: border-color 0.15s, background 0.15s;
    -webkit-appearance: none;
    appearance: none;
}

.gp-cs-modal__suggest:hover,
.gp-cs-modal__suggest.is-selected {
    border-color: var(--gp-cs-orange);
    background: var(--gp-cs-orange);
    color: #fff;
}

.gp-cs-modal__label {
    font-size: 13px;
    font-weight: 700;
    color: var(--gp-cs-muted);
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.gp-cs-modal__input-wrap {
    display: flex;
    align-items: center;
    border: 1.5px solid var(--gp-cs-line);
    border-radius: 10px;
    overflow: hidden;
    transition: border-color 0.15s;
}

.gp-cs-modal__input-wrap:focus-within { border-color: var(--gp-cs-orange); }

.gp-cs-modal__currency {
    padding: 0 12px;
    font-size: 14px;
    font-weight: 700;
    color: var(--gp-cs-orange);
    background: var(--gp-cs-orange-bg);
    height: 46px;
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    border-right: 1.5px solid var(--gp-cs-line);
}

.gp-cs-modal__input {
    flex: 1;
    min-width: 0;
    height: 46px;
    border: none;
    outline: none;
    padding: 0 14px;
    font: inherit;
    font-size: 16px;
    font-weight: 700;
    color: var(--gp-cs-ink);
    background: var(--gp-cs-bg);
}

.gp-cs-modal__input::placeholder {
    font-weight: 400;
    color: var(--gp-cs-muted);
}

.gp-cs-modal__submit {
    width: 100%;
    height: 50px;
    border: none;
    border-radius: 12px;
    background: var(--gp-cs-orange);
    color: #fff;
    font: inherit;
    font-size: 16px;
    font-weight: 800;
    cursor: pointer;
    transition: background 0.15s, opacity 0.15s;
    -webkit-appearance: none;
    appearance: none;
    letter-spacing: 0.01em;
}

.gp-cs-modal__submit:hover    { background: var(--gp-cs-orange-dark); }
.gp-cs-modal__submit:disabled { opacity: 0.5; cursor: default; }

/* ── Desktop: modal centred ─────────────────────────────── */
@media (min-width: 600px) {
    .gp-cs-modal { align-items: center; }
    .gp-cs-modal__box {
        border-radius: 20px;
        max-width: 440px;
        animation: gp-cs-modal-fade 0.2s ease;
    }
    @keyframes gp-cs-modal-fade {
        from { opacity: 0; transform: translateY(12px); }
        to   { opacity: 1; transform: translateY(0); }
    }
}

/* ── Reduced motion ─────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    .gp-cs-modal__box,
    .gp-cs__success { animation: none; }
}