/* ============================================
   AUDIO NOVEL - Landing Page Styles
   Design: Cinematográfico Imersivo
   Paleta: Azuis Noturnos + Dourado Narrativo
   ============================================ */

/* CSS Variables - Paleta de Cores */
:root {
    --color-primary-dark: #1A1E3A;
    --color-primary-indigo: #232B5D;
    --color-accent-cosmic: #3A4FB7;
    --color-accent-light: #6FA3E8;
    --color-highlight-gold: #D4A24C;
    --color-highlight-gold-light: #E6C27A;
    --color-text-light: #F2F4F8;
    --color-text-secondary: #B8BEDA;
    --color-text-dark: #0E132B;
    
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.35);
}

/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-primary-dark);
    color: var(--color-text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Header/Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(26, 30, 58, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(111, 163, 232, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-highlight-gold);
    font-family: var(--font-display);
    letter-spacing: -0.5px;
}

.logo svg {
    filter: drop-shadow(0 0 8px rgba(212, 162, 76, 0.3));
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--color-text-light);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-smooth);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-highlight-gold);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 60px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 30, 58, 0.7) 0%, rgba(35, 43, 93, 0.5) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    display: flex;
    align-items: center;
    min-height: calc(100vh - 60px);
}

.hero-text {
    max-width: 600px;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

/* Buttons */
.cta-button {
    display: inline-block;
    padding: 14px 32px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    font-family: var(--font-body);
    text-decoration: none;
    text-align: center;
}

.cta-primary {
    background: var(--color-highlight-gold);
    color: var(--color-primary-dark);
    box-shadow: 0 8px 24px rgba(212, 162, 76, 0.25);
}

.cta-primary:hover {
    background: var(--color-highlight-gold-light);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(212, 162, 76, 0.35);
}

.cta-primary:active {
    transform: translateY(0);
}

/* Sections */
section {
    padding: 80px 0;
    position: relative;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: 3rem;
}

/* About Section */
.about-section {
    background: var(--color-primary-dark);
    border-top: 1px solid rgba(111, 163, 232, 0.1);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.about-card {
    background: rgba(35, 43, 93, 0.5);
    border: 1px solid rgba(111, 163, 232, 0.15);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
}

.about-card:hover {
    border-color: rgba(212, 162, 76, 0.3);
    background: rgba(35, 43, 93, 0.7);
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(212, 162, 76, 0.15);
}

.about-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.about-card h3 {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.about-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* Possibilities Section */
.possibilities-section {
    background: linear-gradient(180deg, var(--color-primary-dark) 0%, var(--color-primary-indigo) 100%);
    border-top: 1px solid rgba(111, 163, 232, 0.1);
}

.possibilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.possibility-card {
    background: rgba(26, 30, 58, 0.6);
    border-left: 4px solid var(--color-highlight-gold);
    padding: 2rem;
    border-radius: 8px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.possibility-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(212, 162, 76, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.possibility-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--color-highlight-gold);
    font-weight: 700;
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

.possibility-card h3 {
    font-size: 1.25rem;
    color: var(--color-text-light);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.possibility-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.possibility-card:hover {
    background: rgba(26, 30, 58, 0.9);
    border-left-color: var(--color-highlight-gold-light);
    transform: translateX(8px);
}

/* Calculator Section */
.calculator-section {
    background: var(--color-primary-indigo);
    border-top: 1px solid rgba(111, 163, 232, 0.1);
}

.calculator-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
}

.calculator-card {
    background: rgba(26, 30, 58, 0.8);
    border: 1px solid rgba(212, 162, 76, 0.2);
    border-radius: 16px;
    padding: 3rem;
    max-width: 600px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
}

.calculator-input-group {
    margin-bottom: 2rem;
}

.calculator-input-group label {
    display: block;
    color: var(--color-text-light);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.calculator-textarea {
    width: 100%;
    min-height: 150px;
    padding: 1rem;
    background: rgba(35, 43, 93, 0.5);
    border: 1px solid rgba(111, 163, 232, 0.2);
    border-radius: 8px;
    color: var(--color-text-light);
    font-family: var(--font-body);
    font-size: 1rem;
    resize: vertical;
    transition: var(--transition-smooth);
}

.calculator-textarea:focus {
    outline: none;
    border-color: var(--color-highlight-gold);
    background: rgba(35, 43, 93, 0.7);
    box-shadow: 0 0 0 3px rgba(212, 162, 76, 0.1);
}

.calculator-textarea::placeholder {
    color: var(--color-text-secondary);
}

.calculator-info {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.calculator-results {
    background: rgba(35, 43, 93, 0.5);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    border: 1px solid rgba(111, 163, 232, 0.15);
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(111, 163, 232, 0.1);
}

.result-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.result-item.highlight {
    background: rgba(212, 162, 76, 0.1);
    padding: 1rem;
    border-radius: 8px;
    border: none;
    margin-bottom: 0;
}

.result-label {
    color: var(--color-text-secondary);
    font-weight: 500;
}

.result-value {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-highlight-gold);
    font-weight: 700;
}

.calculator-disclaimer {
    background: rgba(212, 162, 76, 0.1);
    border-left: 3px solid var(--color-highlight-gold);
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.calculator-disclaimer strong {
    color: var(--color-text-light);
}

/* Success Section */
.success-section {
    position: relative;
    background: var(--color-primary-dark);
    border-top: 1px solid rgba(111, 163, 232, 0.1);
    overflow: hidden;
}

.success-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.success-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 30, 58, 0.85);
    z-index: 2;
}

.success-section > .container {
    position: relative;
    z-index: 3;
}

.success-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.success-card {
    background: rgba(35, 43, 93, 0.6);
    border: 1px solid rgba(212, 162, 76, 0.2);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
}

.success-card:hover {
    border-color: var(--color-highlight-gold);
    background: rgba(35, 43, 93, 0.8);
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(212, 162, 76, 0.2);
}

.success-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.success-avatar {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.success-info h3 {
    color: var(--color-text-light);
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.success-info p {
    color: var(--color-highlight-gold);
    font-size: 0.9rem;
    font-weight: 500;
}

.success-text {
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-style: italic;
}

.success-metric {
    display: inline-block;
    background: rgba(212, 162, 76, 0.15);
    color: var(--color-highlight-gold);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* Workflow Section */
.workflow-section {
    background: linear-gradient(180deg, var(--color-primary-indigo) 0%, var(--color-primary-dark) 100%);
    border-top: 1px solid rgba(111, 163, 232, 0.1);
}

.workflow-illustration {
    margin: 3rem 0 4rem 0;
    text-align: center;
}

.workflow-illustration img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.workflow-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.workflow-step {
    background: rgba(35, 43, 93, 0.5);
    border: 1px solid rgba(111, 163, 232, 0.15);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
}

.workflow-step::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-highlight-gold), transparent);
    border-radius: 12px 12px 0 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.workflow-step:hover {
    border-color: rgba(212, 162, 76, 0.3);
    background: rgba(35, 43, 93, 0.7);
    transform: translateY(-6px);
}

.workflow-step:hover::before {
    opacity: 1;
}

.step-number {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-highlight-gold);
    font-weight: 700;
    margin-bottom: 1rem;
}

.workflow-step h3 {
    color: var(--color-text-light);
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.workflow-step p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Final CTA Section */
.final-cta-section {
    background: linear-gradient(135deg, var(--color-primary-indigo) 0%, rgba(58, 79, 183, 0.3) 100%);
    border-top: 1px solid rgba(111, 163, 232, 0.1);
    border-bottom: 1px solid rgba(111, 163, 232, 0.1);
}

.final-cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.final-cta-content h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--color-text-light);
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.final-cta-content p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.cta-subtext {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-top: 1rem;
}

/* Footer */
.footer {
    background: rgba(14, 19, 43, 0.8);
    border-top: 1px solid rgba(111, 163, 232, 0.1);
    padding: 3rem 0 1rem 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--color-highlight-gold);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-section p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

.social-links {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
}

.social-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 1.1rem;
    transition: var(--transition-smooth);
}

.social-links a i {
    font-size: 1.4rem;
}

.social-links a:hover {
    color: var(--color-highlight-gold);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(111, 163, 232, 0.1);
    color: var(--color-text-secondary);
    font-size: 0.85rem;
}

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

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

/* Scroll Animations */
.fade-in {
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
    }

    .nav-links a {
        font-size: 0.85rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    .about-grid,
    .possibilities-grid,
    .success-grid,
    .workflow-steps {
        grid-template-columns: 1fr;
    }

    .calculator-card {
        padding: 2rem;
    }

    .final-cta-content h2 {
        font-size: 1.75rem;
    }

    .final-cta-content p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }

    .nav-links a {
        padding: 0.5rem 0;
    }

    .hero {
        margin-top: 120px;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    section {
        padding: 50px 0;
    }

    .cta-button {
        width: 100%;
    }
}