/**
 * 4Brand Landing Page CSS
 * Estilos específicos para a página inicial
 */

/* ========================================
   BACKGROUND EFFECTS
   ======================================== */
.landing-bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(-45deg, var(--brand-blue), var(--brand-blue-light), var(--brand-gold), var(--brand-gold-light));
    background-size: 400% 400%;
    animation: landingGradient 15s ease infinite;
    opacity: 0.05;
    z-index: -1;
}

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

.landing-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
}

.landing-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--brand-gold);
    border-radius: 50%;
    opacity: 0.3;
    animation: landingFloat 20s infinite linear;
}

@keyframes landingFloat {
    from {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% { opacity: 0.3; }
    90% { opacity: 0.3; }
    to {
        transform: translateY(-100vh) rotate(360deg);
        opacity: 0;
    }
}

/* ========================================
   MAIN CONTAINER
   ======================================== */
.landing-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
}

/* ========================================
   HERO SECTION
   ======================================== */
.landing-hero {
    text-align: center;
    margin-bottom: 60px;
    animation: fourb-fadeInDown 1s ease;
}

.landing-hero-title {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    color: var(--brand-blue);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.landing-hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 540px;
    margin: 0 auto 32px;
    line-height: 1.6;
}

.landing-hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   FEATURES SECTION
   ======================================== */
.landing-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 900px;
    margin: 60px auto;
    padding: 0 20px;
}

.landing-feature-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.landing-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--brand-blue);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.landing-feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--brand-gold);
}

.landing-feature-card:hover::before {
    transform: translateX(0);
}

.landing-feature-card:hover .landing-feature-icon {
    transform: rotateY(360deg);
}

.landing-feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: var(--brand-blue);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    transition: transform 0.6s ease;
}

.landing-feature-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.landing-feature-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ========================================
   STEPS SECTION (Como Funciona)
   ======================================== */
.landing-steps-section {
    max-width: 900px;
    margin: 80px auto;
    padding: 0 20px;
}

.landing-section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 800;
    color: var(--brand-blue);
    margin-bottom: 50px;
}

.landing-steps {
    display: flex;
    gap: 24px;
    justify-content: center;
}

.landing-step {
    flex: 1;
    max-width: 280px;
    text-align: center;
}

.landing-step-number {
    width: 48px;
    height: 48px;
    background: var(--brand-gold);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 16px;
}

.landing-step-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--brand-blue);
    margin-bottom: 8px;
}

.landing-step-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ========================================
   FAQ SECTION
   ======================================== */
.landing-faq {
    max-width: 800px;
    margin: 80px auto;
    padding: 0 20px;
}

.landing-faq-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.landing-faq-item:hover {
    box-shadow: var(--shadow-md);
}

.landing-faq-question {
    padding: 20px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--brand-blue);
    transition: all 0.3s ease;
}

.landing-faq-question:hover {
    background: var(--bg-secondary);
}

.landing-faq-icon {
    transition: transform 0.3s ease;
    color: var(--brand-gold);
}

.landing-faq-item.active .landing-faq-icon {
    transform: rotate(180deg);
}

.landing-faq-answer {
    display: grid;
    grid-template-rows: 0fr;
    overflow: hidden;
    transition: grid-template-rows 0.3s ease-out, padding 0.3s ease-out;
    padding: 0 30px;
}

.landing-faq-answer > p {
    overflow: hidden;
}

.landing-faq-item.active .landing-faq-answer {
    grid-template-rows: 1fr;
    padding: 0 30px 20px;
}

.landing-faq-answer p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========================================
   PRICING SECTION
   ======================================== */
.landing-pricing {
    max-width: 600px;
    margin: 80px auto;
    padding: 0 20px;
    text-align: center;
}

.landing-section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-top: -10px;
    margin-bottom: 40px;
}

.pricing-card {
    background: var(--bg-primary);
    border: 2px solid var(--brand-gold);
    border-radius: var(--radius-xl);
    padding: 40px;
    position: relative;
    box-shadow: 0 20px 60px rgba(212, 168, 75, 0.15);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--brand-gold);
    color: white;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 8px 20px;
    border-radius: var(--radius-full);
}

.pricing-header {
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-color);
}

.pricing-value {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 4px;
    margin-bottom: 8px;
}

.pricing-currency {
    font-size: 24px;
    font-weight: 700;
    color: var(--brand-blue);
    margin-top: 12px;
}

.pricing-amount {
    font-size: 72px;
    font-weight: 800;
    color: var(--brand-blue);
    line-height: 1;
}

.pricing-period {
    font-size: 18px;
    color: var(--text-secondary);
    margin-top: 40px;
}

.pricing-equivalent {
    font-size: 14px;
    color: var(--text-light);
    margin: 0;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 32px 0;
    text-align: left;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li i {
    color: var(--brand-gold);
    font-size: 16px;
    margin-top: 3px;
    flex-shrink: 0;
}

.pricing-features li span {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.pricing-features li strong {
    color: var(--text-primary);
}

.pricing-cta {
    width: 100%;
    padding: 16px 32px;
    font-size: 16px;
}

.pricing-guarantee {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 13px;
    color: var(--text-light);
}

.pricing-guarantee i {
    color: var(--brand-gold);
}

.pricing-roi {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-top: 40px;
    padding: 24px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    text-align: left;
}

.pricing-roi-icon {
    width: 48px;
    height: 48px;
    background: var(--brand-blue);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pricing-roi-icon i {
    color: white;
    font-size: 20px;
}

.pricing-roi-content h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--brand-blue);
    margin: 0 0 8px 0;
}

.pricing-roi-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 600px) {
    .pricing-card {
        padding: 32px 24px;
    }

    .pricing-amount {
        font-size: 56px;
    }

    .pricing-currency {
        font-size: 20px;
        margin-top: 8px;
    }

    .pricing-period {
        margin-top: 32px;
    }

    .pricing-roi {
        flex-direction: column;
        text-align: center;
    }

    .pricing-roi-icon {
        margin: 0 auto;
    }
}

/* ========================================
   COUNTDOWN SECTION
   ======================================== */
.landing-countdown {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: 50px;
    text-align: center;
    max-width: 600px;
    margin: 40px auto;
    box-shadow: var(--shadow-lg);
}

.landing-countdown-label {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.landing-countdown-display {
    font-size: 64px;
    font-weight: 900;
    color: var(--brand-blue);
    margin-bottom: 20px;
    letter-spacing: -2px;
}

.landing-countdown-info {
    font-size: 16px;
    color: var(--text-secondary);
}

/* ========================================
   NEWSLETTER SECTION
   ======================================== */
.landing-newsletter {
    max-width: 500px;
    margin: 60px auto;
    text-align: center;
    padding: 0 20px;
}

.landing-newsletter-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.landing-newsletter-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.landing-newsletter-form {
    display: flex;
    gap: 15px;
    flex-direction: column;
    align-items: center;
}

.landing-form-message {
    margin-top: 15px;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    display: none;
}

.landing-form-message.success {
    background: #10b981;
    color: white;
    display: block;
}

.landing-form-message.error {
    background: #ef4444;
    color: white;
    display: block;
}

/* ========================================
   TRUST BADGES
   ======================================== */
.landing-trust {
    max-width: 900px;
    margin: 60px auto;
    text-align: center;
    padding: 0 20px;
}

.landing-trust-badges {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.landing-trust-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 14px;
}

.landing-trust-badge i {
    color: var(--brand-gold);
    font-size: 20px;
}

/* ========================================
   SOCIAL LINKS
   ======================================== */
.landing-social {
    margin-top: 60px;
    text-align: center;
}

.landing-social-links {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 20px;
}

.landing-social-link {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    font-size: 20px;
}

.landing-social-link:hover {
    background: var(--brand-blue);
    color: white;
    transform: translateY(-3px);
    border-color: transparent;
    box-shadow: var(--shadow-lg);
}

/* ========================================
   RESPONSIVE - 768px
   ======================================== */
@media (max-width: 768px) {
    .landing-container {
        padding: 15px;
    }

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

    .landing-hero-title {
        font-size: 36px;
    }

    .landing-hero-subtitle {
        font-size: 16px;
        padding: 0 10px;
        margin-bottom: 28px;
    }

    .landing-hero-cta {
        gap: 12px;
    }

    .landing-section-title {
        font-size: 28px;
        margin-bottom: 32px;
    }

    .landing-steps {
        flex-direction: column;
        gap: 32px;
    }

    .landing-step {
        max-width: 100%;
    }

    .landing-features {
        grid-template-columns: 1fr;
        gap: 20px;
        margin: 40px auto;
    }

    .landing-countdown-display {
        font-size: 42px;
    }

    .landing-countdown {
        padding: 30px 20px;
        margin: 30px auto;
    }
}

/* ========================================
   RESPONSIVE - 480px
   ======================================== */
@media (max-width: 480px) {
    .landing-container {
        padding: 10px;
    }

    .landing-hero-title {
        font-size: 28px;
    }

    .landing-hero-subtitle {
        font-size: 15px;
    }

    .landing-hero-cta {
        flex-direction: column;
    }

    .landing-section-title {
        font-size: 24px;
        margin-bottom: 30px;
    }

    .landing-feature-card {
        padding: 24px 20px;
    }

    .landing-feature-icon {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }

    .landing-feature-title {
        font-size: 16px;
    }

    .landing-feature-desc {
        font-size: 13px;
    }

    .landing-step-number {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .landing-step-title {
        font-size: 16px;
    }

    .landing-step-desc {
        font-size: 13px;
    }

    .landing-faq-question {
        padding: 16px 20px;
        font-size: 14px;
    }

    .landing-faq-answer {
        padding: 0 20px;
    }

    .landing-faq-item.active .landing-faq-answer {
        padding: 0 20px 16px;
    }

    .landing-faq-answer > p {
        overflow: hidden;
    }

    .landing-countdown {
        padding: 24px 16px;
    }

    .landing-countdown-display {
        font-size: 32px;
        letter-spacing: -1px;
    }

    .landing-countdown-label {
        font-size: 12px;
    }

    .landing-newsletter-title {
        font-size: 20px;
    }

    .landing-newsletter-subtitle {
        font-size: 14px;
    }

    .landing-trust-badges {
        gap: 20px;
    }

    .landing-trust-badge {
        font-size: 12px;
    }

    .landing-trust-badge i {
        font-size: 16px;
    }

    .landing-social-link {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }
}