/* Reset and base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    color: #1a1a2e;
}

/* App container */
.app-container {
    width: 100%;
    max-width: 720px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(255, 255, 255, 0.1);
    padding: 48px;
    animation: fadeIn 0.6s ease-out;
}

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

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 12px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.1rem;
    color: #667eea;
}

.logo svg {
    color: #f59e0b;
}

.date-display {
    font-size: 0.875rem;
    color: #6b7280;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Quote card */
.quote-card {
    text-align: center;
    padding: 20px 0 40px;
    position: relative;
}

.quote-icon {
    color: #e5e7eb;
    margin-bottom: 24px;
}

.quote-icon svg {
    opacity: 0.5;
}

.quote-text {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.75rem;
    line-height: 1.5;
    color: #1f2937;
    margin-bottom: 24px;
    font-style: italic;
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.quote-author {
    font-size: 0.95rem;
    color: #6b7280;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.quote-author::before {
    content: '— ';
}

/* Actions */
.actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 12px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 6px -1px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 12px -1px rgba(102, 126, 234, 0.5);
}

.btn-primary:active {
    transform: translateY(0);
}

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

.btn-secondary:hover {
    background: #e5e7eb;
    transform: translateY(-1px);
}

.btn-secondary:active {
    transform: translateY(0);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: #1f2937;
    color: white;
    padding: 12px 24px;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 500;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 100;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Footer */
.app-footer {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid #e5e7eb;
}

.app-footer p {
    font-size: 0.875rem;
    color: #9ca3af;
}

/* Responsive */
@media (max-width: 640px) {
    .app-container {
        padding: 32px 24px;
        border-radius: 20px;
    }

    .quote-text {
        font-size: 1.35rem;
        min-height: 100px;
    }

    header {
        flex-direction: column;
        align-items: flex-start;
    }

    .actions {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Quote transition animation */
.quote-text, .quote-author {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.quote-text.fade-out, .quote-author.fade-out {
    opacity: 0;
    transform: translateY(-10px);
}

.quote-text.fade-in, .quote-author.fade-in {
    animation: quoteFadeIn 0.5s ease forwards;
}

@keyframes quoteFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}