@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary-gradient: linear-gradient(135deg, #007bff 0%, #0056b3 100%); /* Azul mais vibrante */
    --secondary-gradient: linear-gradient(135deg, #6c757d 0%, #495057 100%); /* Tons de cinza para secundário */
    --success-gradient: linear-gradient(135deg, #28a745 0%, #218838 100%);
    --warning-gradient: linear-gradient(135deg, #ffc107 0%, #e0a800 100%);
    --danger-gradient: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    --dark-gradient: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);

    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --shadow-light: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    --shadow-heavy: 0 15px 35px rgba(0, 0, 0, 0.1);

    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --text-light: #718096;

    --border-radius: 20px;
    --border-radius-small: 12px;
    --border-radius-round: 50px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Modo Escuro */
[data-theme="dark"] {
    --glass-bg: rgba(0, 0, 0, 0.4);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow-light: 0 8px 32px 0 rgba(0, 0, 0, 0.6);
    --shadow-heavy: 0 15px 35px rgba(0, 0, 0, 0.3);

    --text-primary: #f7fafc;
    --text-secondary: #e2e8f0;
    --text-light: #cbd5e0;
}

[data-theme="dark"] body {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

[data-theme="dark"] .floating-shapes .shape {
    background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .particle {
    background: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] textarea,
[data-theme="dark"] input[type="url"] {
    background: rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.1);
    color: white;
}

[data-theme="dark"] textarea::placeholder,
[data-theme="dark"] input[type="url"]::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%); /* Fundo azul mais consistente */
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
}

/* Botão de modo escuro */
.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.theme-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-light);
}

.theme-btn:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: var(--shadow-heavy);
}

.theme-icon {
    transition: var(--transition);
}

[data-theme="dark"] .theme-icon::before {
    content: "☀️";
}

[data-theme="light"] .theme-icon::before {
    content: "🌙";
}

.floating-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.shape {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 20s infinite linear;
}

.shape:nth-child(1) {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape:nth-child(2) {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 10%;
    animation-delay: 5s;
}

.shape:nth-child(3) {
    width: 60px;
    height: 60px;
    top: 80%;
    left: 20%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-30px) rotate(120deg); }
    66% { transform: translateY(30px) rotate(240deg); }
}

header {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
    z-index: 2;
}

.header-content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--shadow-light);
}

header h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
    text-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

header p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto;
}

.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    position: relative;
    z-index: 2;
}

.input-section, .examples-section {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 35px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.input-section:hover, .examples-section:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title::before {
    content: '';
    width: 4px;
    height: 30px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.input-group {
    margin-bottom: 25px;
}

.input-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
}

textarea, input[type="url"] {
    width: 100%;
    padding: 18px 20px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-small);
    font-size: 16px;
    font-family: inherit;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    transition: var(--transition);
    resize: vertical;
}

textarea {
    min-height: 140px;
}

textarea::placeholder, input[type="url"]::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

textarea:focus, input[type="url"]:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
}

.verify-btn {
    background: var(--primary-gradient);
    color: white;
    border: none;
    padding: 18px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--border-radius-round);
    cursor: pointer;
    transition: var(--transition);
    width: 100%;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
    min-height: 60px;
}

.verify-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.verify-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(102, 126, 234, 0.4);
}

.verify-btn:hover::before {
    left: 100%;
}

.verify-btn:active {
    transform: translateY(-1px);
}

.example-category {
    margin-bottom: 30px;
}

.example-category h4 {
    margin-bottom: 18px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    font-weight: 600;
}

.example-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.example-btn {
    padding: 16px 24px;
    border: none;
    border-radius: var(--border-radius-round);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.example-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: left 0.3s;
}

.example-btn:hover::before {
    left: 100%;
}

.example-btn:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.result {
    grid-column: 1 / -1;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--shadow-light);
    margin-top: 30px;
    text-align: center;
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result h3 {
    font-size: 2.2rem;
    margin-bottom: 25px;
    font-weight: 700;
    color: white;
}

.score-circle {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    margin: 25px auto;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    font-weight: 800;
    color: white;
    background: var(--primary-gradient);
    box-shadow: 0 15px 35px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
}

.score-circle::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, rgba(255,255,255,0.1), transparent);
    animation: rotate 3s linear infinite;
}

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

.score-number {
    position: relative;
    z-index: 1;
}

.recommendation {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: var(--border-radius-small);
    margin: 25px 0;
    text-align: left;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.recommendation h4 {
    margin-bottom: 12px;
    color: white;
    font-weight: 600;
}

.recommendation p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

.analysis-details {
    text-align: left;
    margin-top: 30px;
}

.analysis-details h4 {
    margin-bottom: 20px;
    color: white;
    font-weight: 600;
    font-size: 1.3rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 8px;
}

.issues, .positives {
    margin: 20px 0;
    padding: 20px;
    border-radius: var(--border-radius-small);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.issues {
    background: rgba(255, 107, 107, 0.2);
    border-left: 4px solid #ff6b6b;
}

.positives {
    background: rgba(81, 207, 102, 0.2);
    border-left: 4px solid #51cf66;
}

.issues h5, .positives h5 {
    margin-bottom: 15px;
    font-size: 1.1rem;
    color: white;
    font-weight: 600;
}

.issues ul, .positives ul {
    list-style: none;
    padding-left: 0;
}

.issues li, .positives li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
}

.issues li:last-child, .positives li:last-child {
    border-bottom: none;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

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

@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .header-content {
        padding: 30px 20px;
    }
    
    header h1 {
        font-size: 2.5rem;
    }
    
    .input-section, .examples-section {
        padding: 25px;
    }
    
    .example-buttons {
        grid-template-columns: 1fr;
    }
    
    .score-circle {
        width: 120px;
        height: 120px;
        font-size: 1.8rem;
    }
}

.result-true {
    border-left: 5px solid #51cf66;
}

.result-false {
    border-left: 5px solid #ff6b6b;
}

.result-neutral {
    border-left: 5px solid #ffd43b;
}

/* Efeitos visuais avançados */
.glow-effect {
    position: relative;
}

.glow-effect::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(45deg, #667eea, #764ba2, #f093fb, #667eea);
    background-size: 400% 400%;
    animation: gradientShift 3s ease infinite;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    z-index: -1;
}

/* Partículas flutuantes */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: particleFloat 15s infinite linear;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; animation-delay: 2s; }
.particle:nth-child(3) { left: 30%; animation-delay: 4s; }
.particle:nth-child(4) { left: 40%; animation-delay: 6s; }
.particle:nth-child(5) { left: 50%; animation-delay: 8s; }
.particle:nth-child(6) { left: 60%; animation-delay: 10s; }
.particle:nth-child(7) { left: 70%; animation-delay: 12s; }
.particle:nth-child(8) { left: 80%; animation-delay: 14s; }

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) scale(1);
        opacity: 0;
    }
}

/* Efeito de ondas no fundo */
.wave-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.1;
}

.wave {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 500px;
    height: 500px;
    margin: -250px 0 0 -250px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
    animation: wave 8s infinite linear;
}

.wave:nth-child(2) {
    animation-delay: 2s;
    width: 600px;
    height: 600px;
    margin: -300px 0 0 -300px;
}

.wave:nth-child(3) {
    animation-delay: 4s;
    width: 700px;
    height: 700px;
    margin: -350px 0 0 -350px;
}

@keyframes wave {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(1);
        opacity: 0;
    }
}

/* Botões com efeito neon */
.neon-btn {
    position: relative;
    background: transparent;
    border: 2px solid;
    border-image: linear-gradient(45deg, #667eea, #764ba2) 1;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    overflow: hidden;
}

.neon-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.neon-btn:hover::before {
    left: 100%;
}

.neon-btn:hover {
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
}

/* Cards com efeito 3D */
.card-3d {
    perspective: 1000px;
}

.card-inner {
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.card-3d:hover .card-inner {
    transform: rotateY(5deg) rotateX(5deg);
}

/* Texto com efeito gradiente animado */
.gradient-text {
    background: linear-gradient(45deg, #667eea, #764ba2, #f093fb, #667eea);
    background-size: 400% 400%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
}

/* Efeito de vidro fosco melhorado */
.glass-morphism {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

/* Animação de entrada suave */
.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Efeito de hover nos cards */
.hover-lift {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Indicador de carregamento moderno */
.modern-loader {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: #667eea;
    animation: spin 1s ease-in-out infinite;
    margin: 20px auto;
}

/* Efeito de pulsação */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #764ba2, #667eea);
}

/* Efeito de brilho nos elementos importantes */
.shine {
    position: relative;
    overflow: hidden;
}

.shine::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: rotate(45deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    50% { transform: translateX(100%) translateY(100%) rotate(45deg); }
    100% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
}

/* Efeitos de entrada suaves */
.slide-in-left {
    animation: slideInLeft 0.8s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.8s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Efeito de zoom suave */
.zoom-in {
    animation: zoomIn 0.6s ease-out;
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Efeito de bounce nos botões */
.bounce-hover:hover {
    animation: bounce 0.6s ease;
}

@keyframes bounce {
    0%, 20%, 60%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    80% {
        transform: translateY(-5px);
    }
}

/* Gradiente animado para textos especiais */
.rainbow-text {
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96ceb4, #feca57, #ff9ff3, #54a0ff);
    background-size: 400% 400%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: rainbow 3s ease infinite;
}

@keyframes rainbow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Efeito de typing para textos */
.typing-effect {
    overflow: hidden;
    border-right: 2px solid rgba(255, 255, 255, 0.75);
    white-space: nowrap;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: rgba(255, 255, 255, 0.75); }
}

/* Efeito de matrix no fundo */
.matrix-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.05;
}

.matrix-char {
    position: absolute;
    color: #00ff00;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    animation: matrixFall 10s linear infinite;
}

@keyframes matrixFall {
    0% {
        transform: translateY(-100vh);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}

/* Efeito de hologram */
.hologram {
    position: relative;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    background-size: 200% 200%;
    animation: hologramShift 2s ease-in-out infinite;
}

@keyframes hologramShift {
    0% { background-position: 0% 0%; }
    50% { background-position: 100% 100%; }
    100% { background-position: 0% 0%; }
}

/* Efeito de scan line */
.scan-line {
    position: relative;
    overflow: hidden;
}

.scan-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.8), transparent);
    animation: scanLine 2s linear infinite;
}

@keyframes scanLine {
    0% { transform: translateY(-2px); }
    100% { transform: translateY(calc(100vh + 2px)); }
}

/* Efeito de glitch */
.glitch {
    position: relative;
    animation: glitch 2s infinite;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    animation: glitchTop 1s linear infinite;
    clip-path: polygon(0 0, 100% 0, 100% 33%, 0 33%);
    -webkit-clip-path: polygon(0 0, 100% 0, 100% 33%, 0 33%);
}

.glitch::after {
    animation: glitchBottom 1.5s linear infinite;
    clip-path: polygon(0 67%, 100% 67%, 100% 100%, 0 100%);
    -webkit-clip-path: polygon(0 67%, 100% 67%, 100% 100%, 0 100%);
}

@keyframes glitchTop {
    2%, 64% { transform: translate(2px, -2px); }
    4%, 60% { transform: translate(-2px, 2px); }
    62% { transform: translate(13px, -1px) skew(-13deg); }
}

@keyframes glitchBottom {
    2%, 64% { transform: translate(-2px, 0); }
    4%, 60% { transform: translate(-2px, 0); }
    62% { transform: translate(-22px, 5px) skew(21deg); }
}

/* Responsividade melhorada */
@media (max-width: 480px) {
    .header-content {
        padding: 25px 15px;
    }

    .input-section, .examples-section {
        padding: 20px 15px;
    }

    .example-buttons {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .example-btn {
        padding: 12px 16px;
        font-size: 0.85rem;
    }
}

.news-summary {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: var(--border-radius-small);
    margin: 25px 0;
    text-align: left;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-left: 4px solid var(--success-gradient);
}

.news-summary h4 {
    margin-bottom: 12px;
    color: white;
    font-weight: 600;
}

.news-summary p {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
    font-style: italic;
}

/* Fact Checking Section */
.fact-checking-results {
    background: rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: var(--border-radius-small);
    margin: 25px 0;
    text-align: left;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-left: 4px solid var(--secondary-gradient);
}

.fact-checking-results h4 {
    margin-bottom: 20px;
    color: white;
    font-weight: 600;
    font-size: 1.3rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 8px;
}

.claim-block {
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.claim-block:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.claim-text {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.95);
    font-style: italic;
    margin-bottom: 15px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius-small);
}

.search-results-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.search-result-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 15px;
    border-radius: var(--border-radius-small);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: background 0.3s ease;
}

.search-result-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.search-result-item a {
    display: block;
    font-weight: 600;
    color: var(--secondary-gradient);
    text-decoration: none;
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.search-result-item a:hover {
    text-decoration: underline;
}

.search-result-item p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
}