/**
 * PWA 安裝引導樣式
 * @version 2.6.1
 */

/* ==================== 安裝按鈕 ==================== */
.pwa-install-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    animation: pulseBorder 2s infinite;
}

.pwa-install-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

@keyframes pulseBorder {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4);
    }

    50% {
        box-shadow: 0 0 0 6px rgba(99, 102, 241, 0);
    }
}

/* ==================== 更新橫幅 ==================== */
.pwa-update-banner {
    position: fixed;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    animation: slideUp 0.3s ease;
}

.update-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4);
}

.update-icon {
    font-size: 1.25rem;
    animation: spin 1s linear infinite;
}

.update-text {
    font-weight: 500;
}

.update-btn {
    padding: 0.375rem 0.75rem;
    background: white;
    color: #3b82f6;
    border: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.update-btn:hover {
    background: #f0f9ff;
    transform: scale(1.05);
}

.update-close {
    padding: 0.25rem;
    background: transparent;
    color: white;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.update-close:hover {
    opacity: 1;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, 100%);
    }

    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* ==================== Modal 樣式 ==================== */
.pwa-install-modal {
    position: fixed;
    inset: 0;
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.pwa-install-modal.closing {
    animation: fadeOut 0.3s ease forwards;
}

.pwa-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.pwa-modal-content {
    position: relative;
    width: 90%;
    max-width: 400px;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
}

.pwa-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 32px;
    height: 32px;
    background: rgba(0, 0, 0, 0.1);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    color: #666;
    cursor: pointer;
    transition: all 0.2s;
}

.pwa-modal-close:hover {
    background: rgba(0, 0, 0, 0.2);
    color: #333;
}

.pwa-modal-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 2rem 1rem;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    text-align: center;
}

.pwa-app-icon {
    font-size: 4rem;
    margin-bottom: 0.5rem;
}

.pwa-modal-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e40af;
}

.pwa-modal-body {
    padding: 1.5rem 2rem;
}

.pwa-description {
    margin: 0 0 1rem;
    color: #4b5563;
    line-height: 1.6;
}

.pwa-benefits {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pwa-benefits li {
    padding: 0.5rem 0;
    color: #374151;
    font-size: 0.9375rem;
}

.pwa-hint {
    margin: 1rem 0 0;
    padding: 0.75rem;
    background: #fef3c7;
    border-radius: 8px;
    font-size: 0.875rem;
    color: #92400e;
}

.pwa-modal-footer {
    display: flex;
    gap: 0.75rem;
    padding: 1rem 2rem 1.5rem;
    justify-content: flex-end;
}

.pwa-btn-primary,
.pwa-btn-secondary {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.pwa-btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.pwa-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.pwa-btn-secondary {
    background: #f3f4f6;
    color: #4b5563;
}

.pwa-btn-secondary:hover {
    background: #e5e7eb;
}

/* ==================== iOS 引導步驟 ==================== */
.pwa-ios-content {
    max-width: 360px;
}

.pwa-ios-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.pwa-step {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: #f8fafc;
    border-radius: 10px;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    border-radius: 50%;
    font-size: 0.875rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-text {
    font-size: 0.9375rem;
    color: #374151;
    line-height: 1.4;
}

.share-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: #3b82f6;
    color: white;
    border-radius: 4px;
    vertical-align: middle;
}

/* ==================== 動畫 ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ==================== 深色模式 ==================== */
[data-theme="dark"] .pwa-modal-content,
.dark .pwa-modal-content {
    background: #1f2937;
}

[data-theme="dark"] .pwa-modal-header,
.dark .pwa-modal-header {
    background: linear-gradient(135deg, #1e3a5f 0%, #164e63 100%);
}

[data-theme="dark"] .pwa-modal-header h3,
.dark .pwa-modal-header h3 {
    color: #93c5fd;
}

[data-theme="dark"] .pwa-modal-close,
.dark .pwa-modal-close {
    background: rgba(255, 255, 255, 0.1);
    color: #9ca3af;
}

[data-theme="dark"] .pwa-modal-close:hover,
.dark .pwa-modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

[data-theme="dark"] .pwa-description,
.dark .pwa-description {
    color: #d1d5db;
}

[data-theme="dark"] .pwa-benefits li,
.dark .pwa-benefits li {
    color: #e5e7eb;
}

[data-theme="dark"] .pwa-step,
.dark .pwa-step {
    background: #374151;
}

[data-theme="dark"] .step-text,
.dark .step-text {
    color: #e5e7eb;
}

[data-theme="dark"] .pwa-hint,
.dark .pwa-hint {
    background: #422006;
    color: #fcd34d;
}

[data-theme="dark"] .pwa-btn-secondary,
.dark .pwa-btn-secondary {
    background: #374151;
    color: #e5e7eb;
}

[data-theme="dark"] .pwa-btn-secondary:hover,
.dark .pwa-btn-secondary:hover {
    background: #4b5563;
}

/* ==================== RWD 響應式 ==================== */
@media (max-width: 480px) {
    .pwa-modal-content {
        width: 95%;
        margin: 1rem;
    }

    .pwa-modal-header {
        padding: 1.5rem 1.5rem 1rem;
    }

    .pwa-app-icon {
        font-size: 3rem;
    }

    .pwa-modal-header h3 {
        font-size: 1.25rem;
    }

    .pwa-modal-body {
        padding: 1rem 1.5rem;
    }

    .pwa-modal-footer {
        padding: 0.75rem 1.5rem 1.25rem;
        flex-direction: column-reverse;
    }

    .pwa-btn-primary,
    .pwa-btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .pwa-update-banner {
        left: 1rem;
        right: 1rem;
        transform: none;
    }

    .update-content {
        flex-wrap: wrap;
        justify-content: center;
        text-align: center;
    }
}