* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

:root {
    --full-gradient: linear-gradient(90deg, #4facfe 0%, #a29bfe 25%, #f78fb3 50%, #feca57 75%, #ffda79 100%);
    --dark-text: #1a1e26;
    --subtle-text: #64748b;
    --light-bg: #ffffff;
}

body {
    background-color: var(--light-bg);
    color: var(--dark-text);
    min-height: 100vh;
}


.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 40px 0;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

#auth-buttons {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-links a {
    color: var(--dark-text);
    text-decoration: none;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
}

.sign-up-btn {
    background: var(--full-gradient);
    color: white;
    border: none;
    padding: 12px 28px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
}

.logo {
    transform: scale(1.4);
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 600;
    color: #1a1e26;
    font-size: 0.95rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.user-menu {
    position: relative;
    display: flex;
    align-items: center;
}

.nav-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    cursor: pointer;
}

.nav-avatar:hover {
    transform: scale(1.08);
}

.hidden {
    display: none !important;
    visibility: hidden;
    pointer-events: none;
}

.dropdown {
    position: absolute;
    right: 0;
    top: 55px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    min-width: 150px;
    z-index: 1000;
}

.dropdown div {
    padding: 12px;
    cursor: pointer;
    font-size: 0.9rem;
}

.dropdown div:hover {
    background: #f1f5f9;
}

.hero-top {
    text-align: center;
    margin-top: 80px;
    margin-bottom: 80px;
}

.main-gradient-text {
    font-size: 3rem;
    letter-spacing: -1.5px;
    line-height: 1.2;
    background: var(--full-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.search-container {
    max-width: 650px;
    position: relative;
    z-index: 10;
    margin: 40px auto;
    overflow: visible !important;
}

.tags {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: -3rem;
    flex-wrap: wrap;  
}

.search-border-wrap {
    padding: 2px;
    background: var(--full-gradient);
    border-radius: 50px; 
    margin-bottom: 24px;
    overflow: visible !important;
}

.search-bar {
    background: white; 
    border-radius: 50px;
    padding: 5px 25px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-bar input {
    border: none;
    outline: none;
    width: 100%;
    font-size: 1rem;
}

.recent-searches-dropdown {
    position: absolute;
    top: calc(100% + 5px);
    left: 0;
    right: 0;
    background: #ffffff; 
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    z-index: 999999 !important;
    max-height: 250px;
    peek-overflow-y: auto;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    display: none; 
}

.recent-item {
	position: relative;
	display: flex !important;
    flex-direction: row !important;
    gap: 10px;
    padding: 12px 20px;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    color: #1a1e26;
    border-bottom: 1px solid #f1f5f9;
    font-size: 0.9rem;
    text-align: left;
}

.delete-history {
    display: none; 
    color: #94a3b8;
    font-size: 18px;
    font-weight: bold;
    padding: 0 5px;
    transition: color 0.2s;
    cursor: pointer;
    z-index: 10;
}

.delete-history:hover {
    color: #ff4d4f;
}

.recent-item:hover .delete-history {
    display: block;
}

.recent-item svg {
    display: block;
    flex-shrink: 0;
    margin: 0;
}

.recent-item:hover {
    background: #f8fafc;
    color: #4facfe;
}

.hidden {
    display: none;
}

.icon-btn {
    height: 48px; 
    width: 48px; 
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: white; 
    border-radius: 50%;
    cursor: pointer;
    color: #64748b;
    transition: transform 0.2s, background 0.2s;
    flex-shrink: 0; 
}

.icon-btn svg {
    width: 20px;
    height: 20px;
}

.icon-btn:hover {
    transform: scale(1.1);
}

#camera-btn {
    margin-right: -15px; 
}

.image-drop-zone {
	cursor: pointer;
    margin-top: 10px;
    padding: 15px;
    border: 2px dashed #a29bfe;
    border-radius: 5px;
    text-align: center;
    color: #64748b;
    font-size: 0.9rem;
    transition: background 0.3s, color 0.3s;
}

.image-drop-zone.dragover {
    background: #f1f5f9;
    color: #4facfe;
}

.tags {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.tag {
    background: #f1f5f9;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--subtle-text);
    border: 1px solid #e2e8f0;
}

.info-section {
    display: flex;
    align-items: center;
    gap: 80px;
    padding: 100px 10%;
}

.illustration-container {
    flex: 1;
    display: flex; 
    justify-content: flex-start;
}

.ai-illustration {
	align-self: center;
    max-width: 700px;
    height: auto;
}

.info-content {
    flex: 1;
    position: relative;
    padding: 0;
}

.glow-shadow::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 110%;
    height: 110%;
    background: var(--full-gradient);
    filter: blur(60px);
    opacity: 0.12;
    transform: translate(-50%, -50%);
    z-index: -1;
}

.info-content h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.info-content p {
    color: var(--subtle-text);
    line-height: 1.7;
    font-size: 1.1rem;
}

.rabbit-hole-map {
    margin-top: 20px;
    position: relative;
    width: 100%;
    height: 400px;
    overflow: visible; 
}

.rabbit-hole-map::before {
    content: '';
    position: relative;
    z-index: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(#e2e8f0 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.3;
}

.center-bubble {
    width: 120px;
    height: 120px;
    background: var(--full-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.1rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.floating-bubble {
    width: 100px;
    height: 100px;
    background: #f1f5f9;
    color: var(--dark-text);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute; 
    cursor: pointer;
    text-align: center;
    padding: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 5;
}

.floating-bubble:hover {
    background: var(--full-gradient);
    color: white;
    transform: scale(1.1);
}

.did-you-know {
    position: relative;
    bottom: 0;
    margin-top: 30px;
    left: 50%;
    transform: translateX(-50%);
    max-width: 600px;
    text-align: center;
    font-size: 1rem;
    color: #1a1e26;
    margin-top: 20px;
}

.fact-panel {
    margin-top: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.fact-card {
    background: white;
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.05);
    border: 1px solid #e2e8f0;
    animation: fadeUp 0.4s ease forwards;
}

.fact-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.fact-card p {
    color: var(--subtle-text);
    line-height: 1.6;
}

.fact-source {
    margin-top: 15px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.fact-source a {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 600;
}

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

.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 30, 38, 0.8);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 99999;
}

.auth-content {
    background: #ffffff;
    padding: 30px 25px;
    border-radius: 20px;
    width: 320px;
    max-width: 90%;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    position: relative;
}

.auth-content h2 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    background: var(--full-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.auth-content input {
    width: 100%;
    padding: 10px 14px;
    margin: 10px 0;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    font-size: 0.95rem;
    outline: none;
}

.auth-content input:focus {
    border-color: #a29bfe;
}

#auth-submit {
    width: 100%;
    padding: 10px 0;
    margin-top: 15px;
    border: none;
    border-radius: 12px;
    background: var(--full-gradient);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s;
}

#auth-submit:hover {
    transform: scale(1.05);
}

#auth-toggle-text {
    font-size: 0.9rem;
    margin-top: 12px;
    color: var(--subtle-text);
}

#auth-toggle-text span {
    color: var(--dark-text);
    font-weight: 600;
    cursor: pointer;
}

.auth-error {
    color: #ff4d4f;
    font-size: 0.85rem;
    margin-top: 8px;
}

.password-container {
    position: relative; 
    width: 100%;
    display: flex; 
    align-items: center;
}

.password-container input {
    width: 100%;
    padding: 12px 45px 12px 14px;
    margin: 10px 0;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
}

.toggle-pw {
    position: absolute;
    right: 15px;
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    cursor: pointer;
    z-index: 10; 
    font-size: 1.2rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64748b; 
}

.toggle-pw:focus {
    outline: none;
}

.pfp-upload-container {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.pfp-preview {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #a29bfe;
    cursor: pointer;
    transition: transform 0.2s, border-color 0.2s;
}

.pfp-preview:hover {
    transform: scale(1.05);
    border-color: #4facfe;
}

.pfp-label {
    font-size: 0.85rem;
    color: var(--subtle-text);
    cursor: pointer;
}

.favorite-btn {
    position: absolute;
    bottom: -40px; 
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    padding: 5px 15px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.2s;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.favorite-btn.active {
    background: #feca57;
    color: white;
    border-color: #feca57;
}

html, 
body.dark-mode {
    background-color: #0f172a !important;
    background-image: none !important;
    margin: 0 !important;
}

body.dark-mode .navbar,
body.dark-mode .hero-top,
body.dark-mode .search-container {
    background-color: transparent !important;
    background: none !important;
    border: none !important;
}

body.dark-mode .logo {
    color: #f1f5f9 !important;
}

body.dark-mode .search-bar {
    background-color: #1e293b !important; 
}

body.dark-mode .search-bar input {
    background-color: transparent !important; 
    color: #f1f5f9 !important;
}

body.dark-mode .nav-links a,  
body.dark-mode .did-you-know, 
body.dark-mode .fact-card h3 {
    color: #f1f5f9 !important;
}

body.dark-mode .dropdown, 
body.dark-mode .recent-searches-dropdown,
body.dark-mode .fact-card,
body.dark-mode .auth-content,
body.dark-mode .floating-bubble,
body.dark-mode .tag {
    background-color: #1e293b !important;
    color: #f1f5f9 !important;
    border-color: #334155 !important;
}

body.dark-mode .rabbit-hole-map::before {
    background-image: radial-gradient(#334155 1px, transparent 1px) !important;
    opacity: 0.2;
}

body.dark-mode .icon-btn {
    background-color: transparent !important;
    color: #94a3b8 !important;
}

body.dark-mode .recent-searches-dropdown {
    background-color: #1e293b !important; 
    border: 1px solid #334155 !important;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4) !important;
}

body.dark-mode .recent-item {
    background-color: #1e293b !important;
    color: #f1f5f9 !important;
    border-bottom: 1px solid #334155 !important;
}

body.dark-mode .recent-item:hover {
    background-color: #334155 !important; 
    color: #4facfe !important; 
}

body.dark-mode .delete-history {
    color: #94a3b8 !important; 
}

body.dark-mode .delete-history:hover {
    color: #ff4d4f !important;
}

.main-footer {
    width: 100%;
    margin-top: 80px; 
    padding: 40px 10%; 
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--subtle-text);
    font-size: 0.9rem;
}

.footer-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.footer-link {
    color: var(--subtle-text);
    transition: color 0.2s, transform 0.2s;
    display: flex;
    align-items: center;
}

.footer-link:hover {
    color: #a29bfe;
    transform: translateY(-2px);
}

.contact-text {
    font-weight: 600;
    margin-left: 5px;
    color: var(--dark-text);
}

.master-container {
    width: 100%; 
    max-width: 1603px;
    margin: 0 auto;
    position: relative; 
    padding: 0 5%; 
    box-sizing: border-box;
}

@media (max-width: 768px) {
    body {
        padding: 0 15px;
    }

    .navbar {
        padding: 20px 0;
        justify-content: space-between; 
        flex-direction: row; 
    }

    .logo {
        transform: scale(1.1); 
    }

    .nav-links {
        gap: 15px; 
    }

    .nav-links a, .sign-up-btn {
        font-size: 0.8rem;
        padding: 8px 12px;
    }

    .hero-top {
        margin-top: 40px;
        margin-bottom: 40px;
    }

    .main-gradient-text {
        font-size: 1.6rem;
        line-height: 1.1;
    }

    .tags {
        flex-wrap: nowrap; 
        overflow-x: auto; 
        justify-content: flex-start;
        padding-bottom: 10px;
        -webkit-overflow-scrolling: touch;
    }

    .tag {
        flex: 0 0 auto;
        font-size: 0.75rem;
    }

    .tag:nth-child(n+4) {
        display: none;
    }

    .info-section {
        flex-direction: column-reverse; 
        gap: 20px;
        text-align: center;
    }

    .ai-illustration {
        height: 180px; 
        width: auto;
        margin: 0 auto;
    }

    .info-content h2 {
        font-size: 1.5rem;
    }
    
    .main-footer {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
        .master-container {
        width: 100%;
    }
    
    .tags {
    margin-top: -0.5rem;
}
}