/* Wrapper – sve unutar ovoga, ništa globalno ne dira */
.m9pgp-tool {
    max-width: 760px;
    margin: 40px auto;
    padding: 24px 24px 32px;
    border-radius: 16px;
    background: radial-gradient(circle at top left, #2b3a5a 0, #121212 45%, #000 100%);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.7);
    color: #e0e0e0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* Naslovi */
.m9pgp-tool h1 {
    margin: 0 0 20px;
    text-align: center;
    font-size: 1.7rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: #ffffff;
}

.m9pgp-tool h3 {
    margin: 0 0 14px;
    font-size: 1.1rem;
    font-weight: 500;
    color: #f5f5f5;
}

/* Tabs */
.m9pgp-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 6px;
    padding: 4px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 999px;
    margin-bottom: 20px;
}

.m9pgp-tab {
    flex: 1 1 90px;
    text-align: center;
    padding: 8px 10px;
    font-size: 0.85rem;
    cursor: pointer;
    border-radius: 999px;
    border: 1px solid transparent;
    color: #c5c5c5;
    user-select: none;
    transition: all 0.2s ease;
    backdrop-filter: blur(8px);
}

.m9pgp-tab:hover {
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
}

.m9pgp-tab-active {
    background: linear-gradient(135deg, #4a90e2, #7c5cff);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.05), 0 10px 18px rgba(0, 0, 0, 0.7);
}

/* Tab content */
.m9pgp-tab-content {
    display: none;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    padding-top: 6px;
}

.m9pgp-tab-content-active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* Form elementi */
.m9pgp-tool input,
.m9pgp-tool select,
.m9pgp-tool textarea {
    width: 100%;
    padding: 10px 11px;
    margin: 7px 0;
    border-radius: 8px;
    border: 1px solid #3f3f3f;
    font-size: 0.9rem;
    background: rgba(18, 18, 18, 0.9);
    color: #e0e0e0;
    box-sizing: border-box;
    transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.m9pgp-tool textarea {
    resize: vertical;
    min-height: 90px;
}

.m9pgp-tool input::placeholder,
.m9pgp-tool textarea::placeholder {
    color: #7e7e7e;
}

.m9pgp-tool input:focus,
.m9pgp-tool select:focus,
.m9pgp-tool textarea:focus {
    outline: none;
    border-color: #4a90e2;
    box-shadow: 0 0 0 1px rgba(74, 144, 226, 0.35);
    background: rgba(10, 10, 10, 0.95);
}

/* Gumbi */
.m9pgp-tool button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 16px;
    margin-top: 8px;
    border-radius: 999px;
    border: none;
    background: linear-gradient(135deg, #4a90e2, #7c5cff);
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.55);
}

.m9pgp-tool button:hover {
    transform: translateY(-1px);
    filter: brightness(1.08);
}

.m9pgp-tool button:active {
    transform: translateY(0);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.6);
}

/* Copy gumbi – zelena varijanta */
.m9pgp-copy-btn {
    background: linear-gradient(135deg, #28a745, #55c267);
}

.m9pgp-copy-btn:hover {
    filter: brightness(1.1);
}

/* Loader (spinner) */
.m9pgp-loader {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.15);
    border-top-color: #ffffff;
    animation: m9pgp-spin 0.8s linear infinite;
    display: none;
}

@keyframes m9pgp-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Progress bar za key generation */
.m9pgp-progress-container {
    width: 100%;
    height: 16px;
    border-radius: 999px;
    background: #232323;
    overflow: hidden;
    margin: 10px 0 4px;
}

.m9pgp-progress-bar {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #4a90e2, #7c5cff);
    transition: width 0.2s ease;
}

/* Toast */
.m9pgp-toast {
    position: fixed;
    left: 50%;
    bottom: 28px;
    transform: translateX(-50%) translateY(30px);
    min-width: 220px;
    max-width: 340px;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(15, 15, 15, 0.95);
    color: #ffffff;
    font-size: 0.85rem;
    text-align: center;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
    opacity: 0;
    pointer-events: none;
    z-index: 9999;
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.m9pgp-toast-show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Responsivnost */
@media (max-width: 600px) {
    .m9pgp-tool {
        margin: 24px auto;
        padding: 18px 16px 24px;
        border-radius: 14px;
    }

    .m9pgp-tabs {
        gap: 4px;
    }

    .m9pgp-tab {
        font-size: 0.78rem;
        padding: 7px 6px;
    }
}