/* ============================================================
   toast.css — Global Reusable Toast Notification System
   Inherits design tokens from tokens.css
   ============================================================ */

#app-toast-container {
    position: fixed;
    top: calc(var(--topbar-height, 70px) + 16px);
    right: 1.5rem;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    pointer-events: none;
    max-width: 380px;
    width: calc(100vw - 3rem);
}

.app-toast {
    pointer-events: auto;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    background: var(--surface-raised);
    border: 1px solid var(--hairline-strong);
    border-left: 4px solid var(--accent);
    border-radius: calc(var(--radius) * 2);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.35), 0 8px 10px -6px rgba(0, 0, 0, 0.2);
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    line-height: 1.45;
    transform: translateX(120%);
    opacity: 0;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

.app-toast.is-visible {
    transform: translateX(0);
    opacity: 1;
}

.app-toast.is-leaving {
    transform: translateX(120%);
    opacity: 0;
}

/* Variants */
.app-toast--success {
    border-left-color: var(--chart-success, #16a34a);
}

.app-toast--error {
    border-left-color: var(--chart-danger, #ef4444);
}

.app-toast--warning {
    border-left-color: var(--chart-warning, #f59e0b);
}

.app-toast--info {
    border-left-color: var(--chart-info, #4940df);
}

/* Icon */
.app-toast__icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.1rem;
    color: var(--accent);
}

.app-toast--success .app-toast__icon {
    color: var(--chart-success, #16a34a);
}

.app-toast--error .app-toast__icon {
    color: var(--chart-danger, #ef4444);
}

.app-toast--warning .app-toast__icon {
    color: var(--chart-warning, #f59e0b);
}

.app-toast--info .app-toast__icon {
    color: var(--chart-info, #4940df);
}

/* Content */
.app-toast__content {
    flex: 1;
    min-width: 0;
}

.app-toast__title {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text);
    margin-bottom: 0.2rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.app-toast__body {
    font-size: 0.8125rem;
    color: var(--text-soft);
    line-height: 1.4;
    word-break: break-word;
}

.app-toast__body a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: underline;
    margin-left: 0.25rem;
}

.app-toast[data-clickable="true"] {
    cursor: pointer;
}

/* Close Button */
.app-toast__close {
    background: transparent;
    border: none;
    color: var(--text-soft);
    font-size: 1.15rem;
    line-height: 1;
    cursor: pointer;
    padding: 0;
    margin-left: 0.25rem;
    opacity: 0.7;
    transition: opacity 0.15s ease, color 0.15s ease;
}

.app-toast__close:hover {
    opacity: 1;
    color: var(--text);
}

/* Mobile Responsiveness */
@media (max-width: 640px) {
    #app-toast-container {
        top: auto;
        bottom: 1.25rem;
        right: 1rem;
        left: 1rem;
        width: auto;
        max-width: none;
    }

    .app-toast {
        transform: translateY(120%);
    }

    .app-toast.is-visible {
        transform: translateY(0);
    }

    .app-toast.is-leaving {
        transform: translateY(120%);
    }
}