:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #f3f4f6;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --error-color: #ef4444;
    --background: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: black;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    text-align: center;
    padding: 30px 20px;
    animation: fadeInDown 0.8s ease-out;
}

.logo {
    max-width: 200px;
    height: auto;
    filter: drop-shadow(var(--shadow-md));
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

/* Grid Principal - Desktop: Vídeo à esquerda, Formulário à direita */
.main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
    margin: 40px 0;
}

/* Video Section */
.video-section {
    animation: fadeInLeft 1s ease-out 0.2s both;
    position: sticky;
    top: 20px;
}

.video-container {
    position: relative;
    width: 100%;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: var(--background);
}

.video-container::before {
    content: '';
    display: block;
    padding-top: 56.25%; /* 16:9 aspect ratio */
}

.video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Form Section */
.form-section {
    animation: fadeInRight 1s ease-out 0.4s both;
}

.form-container {
    background: var(--background);
    padding: 40px;
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
}

.form-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
    text-align: center;
}

.form-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 40px;
}

.form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-row.three-cols {
    grid-template-columns: 2fr 2fr 1fr;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group-small {
    max-width: 100px;
}

label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.required {
    color: var(--error-color);
}

input,
select {
    width: 100%;
    padding: 14px 16px;
    font-size: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    background: var(--background);
    color: var(--text-primary);
    transition: all 0.3s ease;
    outline: none;
}

input:focus,
select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

input::placeholder {
    color: var(--text-secondary);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 44px;
}

/* Submit Button */
.submit-btn {
    margin-top: 20px;
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-icon {
    transition: transform 0.3s ease;
}

.submit-btn:hover .btn-icon {
    transform: translateX(4px);
}

/* Success Message */
.success-message {
    margin-top: 30px;
    padding: 20px;
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: #065f46;
    font-weight: 600;
    animation: slideInUp 0.5s ease-out;
}

.success-message svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    stroke: currentColor;
}

.hidden {
    display: none !important;
}

/* Footer */
.footer {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

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

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

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

/* Responsive Design */
@media (max-width: 1024px) {
    .main-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .video-section {
        position: relative;
        top: 0;
    }

    .form-container {
        padding: 35px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 10px;
    }

    .header {
        padding: 20px 10px;
    }

    .logo {
        max-width: 150px;
    }

    .main-grid {
        gap: 20px;
        margin: 20px 0;
    }

    .form-container {
        padding: 30px 20px;
        border-radius: 16px;
    }

    .form-title {
        font-size: 1.6rem;
    }

    .form-subtitle {
        font-size: 0.9rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-row.three-cols {
        grid-template-columns: 1fr;
    }

    .form-group-small {
        max-width: 100%;
    }

    .submit-btn {
        padding: 14px 24px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 15px 10px;
    }

    .logo {
        max-width: 120px;
    }

    .main-grid {
        gap: 15px;
        margin: 15px 0;
    }

    .form-container {
        padding: 20px 15px;
    }

    .form-title {
        font-size: 1.4rem;
    }

    .form-subtitle {
        font-size: 0.85rem;
        margin-bottom: 30px;
    }

    input,
    select {
        padding: 12px 14px;
        font-size: 0.95rem;
    }

    .form {
        gap: 20px;
    }

    .submit-btn {
        padding: 12px 20px;
        font-size: 0.95rem;
    }

    .footer {
        padding: 30px 20px;
        font-size: 0.85rem;
    }
}

/* Loading state */
.submit-btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.submit-btn.loading .btn-text::after {
    content: '...';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% {
        content: '.';
    }
    40% {
        content: '..';
    }
    60%, 100% {
        content: '...';
    }
}

/* Error states */
input.error,
select.error {
    border-color: var(--error-color);
}

input.error:focus,
select.error:focus {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.error-text {
    font-size: 0.85rem;
    color: var(--error-color);
    margin-top: 4px;
}

/* Popup de bloqueio */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeIn 0.3s ease;
}

.blocked-popup {
    background: white;
    border-radius: 20px;
    padding: 40px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

.blocked-popup .popup-icon {
    font-size: 64px;
    margin-bottom: 20px;
    animation: shake 0.5s ease;
}

.blocked-popup h2 {
    color: #e53e3e;
    font-size: 24px;
    margin-bottom: 10px;
}

.blocked-popup p {
    color: #4a5568;
    margin-bottom: 20px;
    font-size: 16px;
}

.blocked-popup .popup-motivo {
    background: #fed7d7;
    color: #742a2a;
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 25px;
    font-size: 14px;
    line-height: 1.5;
    border: 1px solid #fcb5b5;
}

.blocked-popup .popup-motivo strong {
    display: block;
    margin-bottom: 5px;
}

.popup-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 12px 40px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.popup-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

/* Animações */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* Responsividade */
@media (max-width: 480px) {
    .blocked-popup {
        padding: 30px 20px;
    }
    
    .blocked-popup h2 {
        font-size: 20px;
    }
    
    .blocked-popup .popup-icon {
        font-size: 48px;
    }
}