:root {
    --color-bg: #0f0f0f;
    --color-card: #1a1a1a;
    --color-accent: #ff0000;
    --color-accent-dark: #cc0000;
    --color-text: #ffffff;
    --color-text-secondary: #b0b0b0;
    --color-border: #333333;
    --color-success: #00c853;
    --color-warning: #ffab00;
    --color-error: #ff1744;
    --shadow: 0 4px 20px rgba(255, 0, 0, 0.3);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    padding: 20px 0;
    border-bottom: 1px solid var(--color-border);
}

.logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    color: var(--color-accent);
    text-shadow: var(--shadow);
    letter-spacing: 1px;
}

.logo span {
    color: var(--color-text);
}

main {
    flex: 1;
    padding: 40px 0;
}

.checkout-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.checkout-form {
    flex: 1;
    min-width: 300px;
}

.checkout-summary {
    width: 300px;
    background: var(--color-card);
    border-radius: 15px;
    padding: 25px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.summary-badge {
    position: absolute;
    top: 15px;
    right: -30px;
    background: var(--color-accent);
    color: white;
    padding: 5px 30px;
    transform: rotate(45deg);
    font-size: 0.8rem;
    font-weight: 600;
}

.card {
    max-width: 500px;
    background: var(--color-card);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--color-accent);
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title i {
    font-size: 1.2rem;
}

.form-step {
    display: none;
    animation: fadeIn 0.5s ease forwards;
}

.form-step.active {
    display: block;
}

.input-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--color-text);
}

.input-hint {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-top: 5px;
}

input[type="email"],
input[type="text"],
input[type="tel"],
input[type="password"] {
    width: 100%;
    padding: 14px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
    font-size: 1rem;
    transition: all 0.3s;
}

input:focus {
    border-color: var(--color-accent);
    outline: none;
    box-shadow: 0 0 0 2px rgba(255, 0, 0, 0.2);
}

.btn {
    display: inline-block;
    padding: 14px 28px;
    background: var(--color-accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
    width: 100%;
}

.btn:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
}

.btn:disabled {
    background: #666;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    margin-top: 10px;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-accent);
}

.step-indicators {
    display: flex;
    justify-content: space-between;
    margin-bottom: 30px;
}

.step {
    flex: 1;
    text-align: center;
    padding: 15px 0;
    position: relative;
    font-weight: 500;
}

.step:not(:last-child):after {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    width: 60%;
    height: 2px;
    background: var(--color-border);
    transform: translateY(-50%);
}

.step.active .step-circle {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.step-circle {
    display: block;
    width: 30px;
    height: 30px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
    margin: 0 auto 10px;
    line-height: 26px;
    font-size: 0.9rem;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--color-border);
}

.summary-total {
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--color-accent);
    margin: 20px 0;
}

.termos {
    display: flex;
    align-items: flex-start;
    margin: 20px 0;
}

.termos input {
    margin-top: 5px;
    margin-right: 10px;
}

.cupom-box {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.cupom-box input {
    padding: 14px;
    font-size: 1rem;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
}

.cupom-btn {
    padding: 14px 20px;
    white-space: nowrap;
    font-size: 1rem;
}

.cupom-success {
    color: var(--color-success);
    margin-top: 5px;
    font-size: 0.9rem;
    display: none;
}

.cupom-warning {
    color: var(--color-warning);
    font-size: 0.9rem;
    margin-top: 5px;
}

.error-message {
    color: var(--color-error);
    font-size: 0.9rem;
    margin-top: 5px;
    display: none;
}

.payment-feedback {
    padding: 15px;
    border-radius: 8px;
    margin: 15px 0;
    text-align: center;
    display: none;
}

.success {
    background: rgba(0, 200, 83, 0.1);
    border: 1px solid var(--color-success);
    color: var(--color-success);
}

.error {
    background: rgba(255, 23, 68, 0.1);
    border: 1px solid var(--color-error);
    color: var(--color-error);
}

.product-badge {
    display: inline-block;
    background: var(--color-accent);
    color: white;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-left: 10px;
}

.whatsapp-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: #25D366;
    color: white;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-top: 5px;
}

footer {
    padding: 30px 0;
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--color-border);
}

.secure-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 15px;
}

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

@media (max-width: 768px) {
    .checkout-container {
        flex-direction: column;
    }

    .checkout-summary {
        width: 100%;
    }

    .step:not(:last-child):after {
        width: 40%;
    }
}

.phone-container {
    display: flex;
    gap: 10px;
}

.country-code {
    flex: 0 0 80px;
}

.card-input {
    padding: 14px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
    font-size: 1rem;
    width: 100%;
}

.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    text-align: center;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

.whatsapp-float img {
    width: 35px;
    height: 35px;
}

.card-field-container {
    position: relative;
}

.card-tooltip {
    position: absolute;
    top: -35px;
    right: 10px;
    background: #333;
    color: white;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
    z-index: 1000;
}

.card-tooltip:after {
    content: '';
    position: absolute;
    top: 100%;
    right: 20px;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #333;
}

.card-field-container:hover .card-tooltip {
    opacity: 1;
}

.cupom-remove {
    background: var(--color-error);
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 12px;
    margin-left: 10px;
    transition: background 0.3s;
}

.cupom-remove:hover {
    background: #cc0000;
}

.cupom-applied {
    display: none;
    align-items: center;
    margin-top: 10px;
    padding: 10px;
    background: rgba(0, 200, 83, 0.1);
    border: 1px solid var(--color-success);
    border-radius: 5px;
    color: var(--color-success);
}

.cvv-illustration {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 20px;
    background: linear-gradient(45deg, #333, #555);
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8px;
    color: white;
    cursor: help;
}

.cvv-illustration:before {
    content: '123';
    font-weight: bold;
}

.card-illustration {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 35px;
    height: 22px;
    background: linear-gradient(45deg, #1e3c72, #2a5298);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8px;
    color: white;
    cursor: help;
}

.card-illustration:before {
    content: '💳';
    font-size: 12px;
}

.payment-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

.payment-option {
    margin-bottom: 12px;
}

.payment-option input[type="radio"] {
    display: none;
}

.payment-option label {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    transition: all 0.3s;
    background: rgba(255, 255, 255, 0.02);
}

.payment-option input[type="radio"]:checked+label {
    background-color: rgba(255, 0, 0, 0.1);
    border-color: var(--color-accent);
    color: var(--color-text);
    font-weight: 600;
}

.payment-option label:hover {
    background: rgba(255, 255, 255, 0.05);
}

.payment-icon {
    background-color: white;
    border-radius: 8px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 6px;
    width: 60px;
    height: 60px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.payment-icon img {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
}

.payment-info {
    max-width: 420px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    text-align: center;
    margin: 20px 0;
    border: 1px solid var(--color-border);
}

.pix-icon,
.boleto-icon {
    font-size: 24px;
    font-weight: bold;
    margin-top: 15px;
    padding: 10px 20px;
    display: inline-block;
    border-radius: 5px;
}

.pix-icon {
    background: #32BCAD;
    color: white;
}

.boleto-icon {
    background: #FF9800;
    color: white;
}

.address-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.address-grid .input-group {
    margin-bottom: 20px;
}

@media (max-width: 768px) {
    .checkout-container {
        flex-direction: column;
    }

    .checkout-summary {
        width: 100%;
    }

    .step:not(:last-child):after {
        width: 40%;
    }

    .address-grid {
        grid-template-columns: 1fr;
    }

    .cupom-box {
        flex-direction: column;
    }

    .cupom-btn {
        width: 100%;
    }

    .payment-options {
        gap: 5px;
    }

    .payment-option label {
        padding: 10px;
    }

    .payment-icon {
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 2rem;
    }

    .card {
        padding: 20px;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float img {
        width: 30px;
        height: 30px;
    }
}

.input-group select {
    width: 100%;
    padding: 14px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-text);
    font-size: 1rem;
    transition: all 0.3s ease;
    appearance: none;
}

.input-group select:focus {
    background-color: rgba(255, 255, 255, 0.15);
    outline: none;
    color: #000;
    box-shadow: 0 0 0 2px rgba(255, 0, 0, 0.2);
}

.input-group .radio-group {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.05);
    cursor: pointer;
    transition: all 0.3s ease;
}

.radio-group label:hover {
    border-color: var(--color-accent);
    background-color: rgba(255, 255, 255, 0.08);
}

.radio-group input[type="radio"] {
    accent-color: var(--color-accent);
}

.ts-control {
    width: 105px !important;
    height: 47px;
}