/* Apple //e Emulator - Modal & Overlay Styles
   Modals, loading overlay, power reminder, floating reminders
*/

/* Loading overlay */
#loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--glass-bg-solid);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    z-index: 1000;
    backdrop-filter: blur(8px);
}

#loading.hidden {
    display: none;
}

.loader {
    position: relative;
    width: 60px;
    height: 60px;
}

.loader-ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 3px solid transparent;
    border-top-color: var(--accent-green);
    border-radius: 50%;
    animation: spin 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
}

.loader-ring:nth-child(1) {
    animation-delay: -0.45s;
}

.loader-ring:nth-child(2) {
    width: 75%;
    height: 75%;
    top: 12.5%;
    left: 12.5%;
    border-top-color: var(--accent-blue);
    animation-delay: -0.3s;
}

.loader-ring:nth-child(3) {
    width: 50%;
    height: 50%;
    top: 25%;
    left: 25%;
    border-top-color: var(--accent-purple);
    animation-delay: -0.15s;
}

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

#loading p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%,
    100% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
}

/* Power reminder */
.power-reminder {
    position: fixed;
    z-index: 10001;
    pointer-events: none;
    animation:
        reminderFloat 3s ease-in-out infinite,
        fadeIn 0.5s ease-out;
}

.power-reminder.hidden {
    display: none;
}

.reminder-content {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: linear-gradient(135deg, var(--reminder-bg-start) 0%, var(--reminder-bg-end) 100%);
    border: 1px solid var(--accent-blue);
    border-radius: var(--radius-lg);
    padding: var(--space-md) var(--space-lg);
    box-shadow:
        0 4px 24px rgba(88, 166, 255, 0.3),
        0 0 40px rgba(88, 166, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.reminder-icon {
    font-size: 1.75rem;
    animation: iconPulse 2s ease-in-out infinite;
}

.reminder-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.reminder-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--accent-blue);
}

.reminder-hint {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.reminder-hint strong {
    color: var(--accent-green);
}

.reminder-arrow {
    position: absolute;
    top: -10px;
    left: var(--arrow-left, 100px);
    margin-left: -10px;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 10px solid var(--accent-blue);
}

.reminder-arrow::after {
    content: "";
    position: absolute;
    top: 2px;
    left: -9px;
    width: 0;
    height: 0;
    border-left: 9px solid transparent;
    border-right: 9px solid transparent;
    border-bottom: 9px solid var(--reminder-bg-start);
}

@keyframes reminderFloat {
    0%,
    100% {
        transform: translateY(0) rotate(-0.5deg);
    }
    25% {
        transform: translateY(-5px) rotate(0.3deg);
    }
    50% {
        transform: translateY(-2px) rotate(0.5deg);
    }
    75% {
        transform: translateY(-7px) rotate(-0.3deg);
    }
}

@keyframes iconPulse {
    0%,
    100% {
        transform: scale(1);
        filter: brightness(1);
    }
    50% {
        transform: scale(1.1);
        filter: brightness(1.3);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Floating reminders (resize, drives toggle) */
.floating-reminder {
    position: fixed;
    z-index: 10001;
    pointer-events: none;
    animation:
        reminderFloat 3s ease-in-out infinite,
        fadeIn 0.5s ease-out;
}

.floating-reminder.hidden {
    display: none;
}

.floating-reminder .reminder-content {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: linear-gradient(135deg, var(--reminder-bg-start) 0%, var(--reminder-bg-end) 100%);
    border: 1px solid var(--accent-blue);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    box-shadow:
        0 4px 24px rgba(88, 166, 255, 0.3),
        0 0 40px rgba(88, 166, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.floating-reminder .reminder-text {
    display: flex;
    flex-direction: column;
}

.floating-reminder .reminder-hint {
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.floating-reminder .reminder-hint strong {
    color: var(--accent-green);
}

/* Arrow pointing up (default) */
.floating-reminder .reminder-arrow {
    position: absolute;
    top: -10px;
    left: var(--arrow-left, 50%);
    margin-left: -10px;
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 10px solid var(--accent-blue);
}

.floating-reminder .reminder-arrow::after {
    content: "";
    position: absolute;
    top: 2px;
    left: -9px;
    width: 0;
    height: 0;
    border-left: 9px solid transparent;
    border-right: 9px solid transparent;
    border-bottom: 9px solid var(--reminder-bg-start);
}

/* Arrow pointing down-left (for bottom-right corner target) */
.floating-reminder .reminder-arrow.arrow-bottom-right {
    top: auto;
    bottom: -10px;
    left: auto;
    right: 15px;
    margin-left: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: none;
    border-top: 10px solid var(--accent-blue);
}

.floating-reminder .reminder-arrow.arrow-bottom-right::after {
    top: auto;
    bottom: 2px;
    left: -9px;
    border-bottom: none;
    border-top: 9px solid var(--reminder-bg-start);
}

/* Modal styles - using native <dialog> element */
dialog.modal {
    border: none;
    padding: 0;
    background: transparent;
    max-width: 90vw;
    max-height: 90vh;
}

dialog.modal::backdrop {
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

/* Legacy div modal support (for backward compatibility) */
div.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
}

div.modal.hidden {
    display: none;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-medium);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 360px;
    max-width: 90vw;
    animation: modalSlideIn 0.2s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-default);
}

.modal-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-body {
    padding: var(--space-lg);
}

.modal-body p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--space-md);
    line-height: 1.5;
}

.modal-input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.modal-input-group label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.modal-input-group input {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-dark);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    transition: all 0.2s;
}

.modal-input-group input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--border-default);
    background: var(--bg-light);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.modal-btn {
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.modal-btn-secondary {
    background: transparent;
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
}

.modal-btn-secondary:hover {
    background: var(--bg-panel);
    border-color: var(--text-muted);
    color: var(--text-primary);
}

.modal-btn-primary {
    background: var(--accent-green-dim);
    border: 1px solid var(--accent-green);
    color: var(--accent-green);
}

.modal-btn-primary:hover {
    background: var(--accent-green);
    color: white;
}