/* ── FAB Button ── */
.gs-fab {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    color: #fff;
    border: none;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 9000;
    box-shadow: 0 6px 24px rgba(13,110,253,0.42);
    transition: transform 0.28s cubic-bezier(0.34,1.56,0.64,1), box-shadow 0.25s;
}
.gs-fab:hover {
    transform: scale(1.13);
    box-shadow: 0 10px 32px rgba(13,110,253,0.52);
}
.gs-fab-ring {
    position: absolute;
    inset: -5px;
    border-radius: 50%;
    border: 2px solid rgba(13,110,253,0.4);
    animation: gsFabPulse 2.4s ease-out infinite;
}
@keyframes gsFabPulse {
    0%   { transform: scale(1);   opacity: 0.75; }
    100% { transform: scale(1.7); opacity: 0; }
}

/* ── Overlay ── */
.gs-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 14, 34, 0.68);
    backdrop-filter: blur(7px);
    -webkit-backdrop-filter: blur(7px);
    z-index: 99999;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 7vh;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease;
}
.gs-overlay.gs-open {
    opacity: 1;
    pointer-events: all;
}

/* ── Modal Box ── */
.gs-modal {
    background: #fff;
    border-radius: 22px;
    width: 100%;
    max-width: 640px;
    margin: 0 16px;
    padding: 30px 32px 22px;
    box-shadow: 0 28px 80px rgba(0,0,0,0.24);
    transform: translateY(-20px) scale(0.97);
    transition: transform 0.28s cubic-bezier(0.34,1.56,0.64,1);
}
.gs-overlay.gs-open .gs-modal {
    transform: translateY(0) scale(1);
}

/* Header */
.gs-modal-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 22px;
}
.gs-modal-icon {
    width: 46px; height: 46px;
    border-radius: 13px;
    background: linear-gradient(135deg, #0d6efd, #0a58ca);
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-size: 1.1rem;
    flex-shrink: 0;
}
.gs-modal-title h4 {
    font-size: 1.05rem;
    font-weight: 800;
    color: #0d1e3a;
    margin: 0 0 2px;
}
.gs-modal-title p {
    font-size: 0.72rem;
    color: #94a3b8;
    margin: 0;
    letter-spacing: 0.3px;
}
.gs-modal-close {
    margin-left: auto;
    width: 36px; height: 36px;
    border-radius: 10px;
    border: 1.5px solid #e5eaf2;
    background: transparent;
    color: #6c757d;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    font-size: 0.82rem;
    flex-shrink: 0;
    transition: all 0.18s;
}
.gs-modal-close:hover {
    background: #fee2e2;
    border-color: #fca5a5;
    color: #dc3545;
}

/* Input group */
.gs-form { margin-bottom: 16px; }
.gs-input-group {
    display: flex;
    align-items: center;
    background: #f4f7ff;
    border: 2px solid #e2eaff;
    border-radius: 14px;
    padding: 0 6px 0 16px;
    margin-bottom: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.gs-input-group:focus-within {
    border-color: #0d6efd;
    box-shadow: 0 0 0 3px rgba(13,110,253,0.11);
    background: #fff;
}
.gs-input-icon {
    color: #0d6efd;
    font-size: 0.95rem;
    margin-right: 10px;
    flex-shrink: 0;
}
.gs-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 14px 0;
    font-size: 0.96rem;
    font-weight: 500;
    color: #0d1e3a;
    outline: none;
}
.gs-input::placeholder { color: #b0bec5; }
.gs-search-btn {
    background: linear-gradient(135deg, #0d6efd, #0a58ca);
    color: #fff;
    border: none;
    border-radius: 10px;
    width: 42px; height: 42px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    flex-shrink: 0;
    transition: opacity 0.2s, transform 0.18s;
}
.gs-search-btn:hover { opacity: 0.88; transform: scale(1.06); }

/* Category chips */
.gs-chips-row {
    display: flex;
    align-items: center;
    gap: 7px;
    flex-wrap: wrap;
}
.gs-chip-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.gs-chip {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 5px 14px;
    border-radius: 20px;
    border: 1.5px solid #e2eaff;
    background: #f4f7ff;
    font-size: 0.78rem;
    font-weight: 600;
    color: #555;
    cursor: pointer;
    transition: all 0.17s;
    user-select: none;
}
.gs-chip:hover  { background: #e9f0ff; border-color: #c8d8ff; color: #0d6efd; }
.gs-chip.active-chip { background: #0d6efd; border-color: #0d6efd; color: #fff; }
.gs-chip-doc.active-chip  { background: #dc3545; border-color: #dc3545; }
.gs-chip-path.active-chip { background: #0d6e6e; border-color: #0d6e6e; }

/* Quick tags */
.gs-quick-tags {
    display: flex;
    align-items: center;
    gap: 7px;
    flex-wrap: wrap;
    padding-top: 16px;
    border-top: 1.5px solid #f0f4ff;
    margin-top: 16px;
}
.gs-quick-label {
    font-size: 0.68rem;
    font-weight: 700;
    color: #b0bec5;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.gs-quick-tag {
    padding: 4px 12px;
    border-radius: 20px;
    background: transparent;
    border: 1.5px solid #e2eaff;
    color: #0d6efd;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.17s;
}
.gs-quick-tag:hover { background: #e9f0ff; border-color: #c8d8ff; }

/* ESC hint */
.gs-esc-hint {
    text-align: center;
    font-size: 0.68rem;
    color: #c5cfe0;
    margin: 14px 0 0;
}
.gs-esc-hint kbd {
    background: #f0f4ff;
    border: 1px solid #dde5ff;
    border-radius: 5px;
    padding: 1px 6px;
    font-size: 0.65rem;
    color: #0d6efd;
}

/* ── Brand Logo (bottom-right corner of modal) ── */
.gs-brand-logo {
    display: flex;
    justify-content: flex-end;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1.5px solid #f0f4ff;
}
.gs-brand-img {
    height: 28px;
    width: auto;
    filter: grayscale(20%);
    transition: opacity 0.2s;
}

@media (max-width: 600px) {
    .gs-modal { padding: 22px 18px 18px; }
    .gs-fab    { bottom: 20px; right: 20px; width: 50px; height: 50px; font-size: 1.05rem; }
}