/* Popup (substitui alert) */

.mestti-popup {
    position: fixed;
    inset: 0;
    z-index: 10050;
    display: none;
}

.mestti-popup.is-open {
    display: grid;
    place-items: center;
}

.mestti-popup__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(24, 24, 27, 0.58);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.mestti-popup__card {
    position: relative;
    z-index: 1;
    width: min(520px, calc(100vw - 2rem));
    border-radius: 10px;
    border: 1px solid var(--gray-200);
    background: var(--white);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transform: translateY(10px) scale(0.98);
    opacity: 0;
    transition: transform 0.18s ease, opacity 0.18s ease;
    outline: none;
}

.mestti-popup.is-open .mestti-popup__card {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.mestti-popup__badge {
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-light));
}

.mestti-popup__content {
    padding: 1.1rem 1.1rem 1rem;
}

.mestti-popup__title {
    margin: 0 0 0.35rem;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--gray-900);
}

.mestti-popup__message {
    margin: 0 0 0.9rem;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--gray-600);
}

.mestti-popup__actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.6rem;
}

.mestti-popup__btn {
    padding: 0.7rem 1.1rem;
    border-radius: 6px;
    font-size: 0.9rem;
}

.mestti-popup__btn--cancel {
    color: var(--gray-700);
    background: transparent;
    border: 1px solid var(--gray-300);
}

.mestti-popup__btn--cancel:hover {
    background: var(--gray-100);
}

.mestti-popup__icon {
    display: none;
}

.mestti-popup--success .mestti-popup__card {
    width: min(380px, calc(100vw - 2.5rem));
    border-radius: 20px;
    border-color: rgba(15, 23, 42, 0.06);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.18);
    text-align: center;
}

.mestti-popup--success .mestti-popup__badge {
    display: none;
}

.mestti-popup--success .mestti-popup__content {
    padding: 2rem 1.75rem 1.5rem;
}

.mestti-popup--success .mestti-popup__icon {
    display: grid;
    place-items: center;
    width: 56px;
    height: 56px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: #e8f7ee;
    color: #16a34a;
    box-shadow: 0 0 0 8px rgba(22, 163, 74, 0.06);
}

.mestti-popup.mestti-popup--success.is-open .mestti-popup__icon svg path {
    stroke-dasharray: 24;
    stroke-dashoffset: 24;
    animation: mestti-popup-check 0.45s 0.15s ease-out forwards;
}

.mestti-popup--success .mestti-popup__title {
    margin-bottom: 0.4rem;
    font-size: 1.3rem;
    letter-spacing: -0.03em;
}

.mestti-popup--success .mestti-popup__message {
    margin: 0 auto 1.4rem;
    max-width: 26ch;
    font-size: 0.95rem;
    line-height: 1.55;
}

.mestti-popup--success .mestti-popup__actions {
    justify-content: center;
}

.mestti-popup--success .mestti-popup__btn {
    width: 100%;
    padding: 0.8rem 1rem;
    border-radius: 999px;
    font-weight: 700;
}

button.is-loading {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    cursor: progress;
}

button.is-loading:disabled {
    opacity: 0.92;
}

.btn-spinner {
    flex: none;
    width: 1.05em;
    height: 1.05em;
    border: 2.5px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: btn-spin 0.7s linear infinite;
}

@keyframes btn-spin {
    to { transform: rotate(360deg); }
}

@keyframes mestti-popup-check {
    to { stroke-dashoffset: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .mestti-popup.mestti-popup--success.is-open .mestti-popup__icon svg path {
        animation: none;
        stroke-dashoffset: 0;
    }
}