@font-face { font-family: 'Inter'; font-weight: 400; font-style: normal; font-display: swap; src: url('/shared/fonts/Inter-Regular.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 600; font-style: normal; font-display: swap; src: url('/shared/fonts/Inter-SemiBold.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 700; font-style: normal; font-display: swap; src: url('/shared/fonts/Inter-Bold.woff2') format('woff2'); }

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Shared transition utilities */
button, .btn-primary, .btn-secondary, input, select {
    transition: all 0.2s ease;
}

a {
    transition: color 0.2s ease, opacity 0.2s ease;
}

/* ═══════════════════════════════════════
   Toast Notifications
   ═══════════════════════════════════════ */

.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
    max-width: 380px;
}

.toast {
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    color: #fff;
    font-size: 0.95rem;
    line-height: 1.4;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    pointer-events: auto;
    opacity: 0;
    transform: translateX(100%);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

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

.toast-exit {
    opacity: 0;
    transform: translateX(100%);
}

.toast-error {
    background: #e74c3c;
    border-left: 4px solid #c0392b;
}

.toast-info {
    background: #27ae60;
    border-left: 4px solid #1e8449;
}

.toast-warning {
    background: #f39c12;
    border-left: 4px solid #d68910;
    color: #1a1a1a;
}

/* ═══════════════════════════════════════
   Connection Lost Overlay
   ═══════════════════════════════════════ */

.connection-lost-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.connection-lost-overlay.hidden {
    display: none;
}

.connection-lost-content {
    text-align: center;
    color: #fff;
    font-size: 1.2rem;
}

.connection-lost-content p {
    margin-top: 1rem;
}

.connection-sub {
    font-size: 0.85rem;
    opacity: 0.6;
}

/* ═══════════════════════════════════════
   Button Spinner
   ═══════════════════════════════════════ */

.btn-spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: btn-spin 0.6s linear infinite;
    vertical-align: middle;
    margin-right: 6px;
}

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