/* ============================================
   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: #000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(111, 163, 232, 0.1);
    z-index: 1002;
    padding: 1rem 0;
}

body.menu-open {
    overflow: hidden;
}

body.menu-open::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 1;
    transition: opacity 0.35s ease;
    pointer-events: auto;
}

.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: #fff;
    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%;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    gap: 5px;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-light);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* 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;
    gap: 3rem;
    min-height: calc(100vh - 60px);
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.hero-text {
    max-width: 600px;
    animation: fadeInUp 1s ease-out;
    order: 2;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    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;
}

.hero-carousel {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 520px;
    perspective: 1200px;
    width: 100%;
    order: 1;
}

.hero-carousel-track {
    position: relative;
    width: min(760px, 100%);
    height: 520px;
    transform-style: preserve-3d;
}

.hero-carousel-item {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 260px;
    height: 380px;
    transform-style: preserve-3d;
    transform-origin: center;
    transition: transform 900ms cubic-bezier(0.22, 1, 0.36, 1), opacity 900ms ease, filter 900ms ease;
    opacity: 0;
    filter: saturate(0.85) brightness(0.9);
    will-change: transform, opacity;
}

.hero-carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 14px;
    border: 1px solid rgba(212, 162, 76, 0.25);
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.45);
    display: block;
    background: rgba(26, 30, 58, 0.35);
}

.hero-carousel-item.is-active {
    opacity: 1;
}

.hero-carousel-item.pos-center {
    transform: translate(-50%, -50%) translateX(0) translateZ(200px) rotateY(0deg) scale(1.12);
    z-index: 7;
    filter: saturate(1.05) brightness(1);
}

.hero-carousel-item.pos-left-1 {
    transform: translate(-50%, -50%) translateX(-240px) translateZ(80px) rotateY(20deg) scale(0.95);
    z-index: 6;
    opacity: 0.92;
}

.hero-carousel-item.pos-left-2 {
    transform: translate(-50%, -50%) translateX(-410px) translateZ(-10px) rotateY(35deg) scale(0.88);
    z-index: 5;
    opacity: 0.75;
}

.hero-carousel-item.pos-left-3 {
    transform: translate(-50%, -50%) translateX(-540px) translateZ(-100px) rotateY(45deg) scale(0.82);
    z-index: 4;
    opacity: 0.55;
}

.hero-carousel-item.pos-right-1 {
    transform: translate(-50%, -50%) translateX(240px) translateZ(80px) rotateY(-20deg) scale(0.95);
    z-index: 6;
    opacity: 0.92;
}

.hero-carousel-item.pos-right-2 {
    transform: translate(-50%, -50%) translateX(410px) translateZ(-10px) rotateY(-35deg) scale(0.88);
    z-index: 5;
    opacity: 0.75;
}

.hero-carousel-item.pos-right-3 {
    transform: translate(-50%, -50%) translateX(540px) translateZ(-100px) rotateY(-45deg) scale(0.82);
    z-index: 4;
    opacity: 0.55;
}

/* 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: 40px 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: 1rem;
    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;
}

/* Plans Section */
.plans-section {
    background: #ffffff;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.plans-section .section-title {
    color: #1a1e3a;
}

.plans-section .section-subtitle {
    color: #4a4f6b;
}

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

.plan-card {
    background: rgba(26, 30, 58, 0.9);
    border: 1px solid rgba(212, 162, 76, 0.2);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

.plan-card:hover {
    border-color: var(--color-highlight-gold);
    background: rgba(26, 30, 58, 0.95);
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(212, 162, 76, 0.15);
}

.plan-card.featured {
    border-color: var(--color-highlight-gold);
    box-shadow: 0 0 0 2px rgba(212, 162, 76, 0.2), 0 4px 16px rgba(0, 0, 0, 0.25);
}

.plan-card .cta-button {
    margin-top: auto;
    width: 100%;
    max-width: 260px;
}

.plan-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-text-light);
    margin-bottom: 0.75rem;
}

.plan-desc {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.plan-price {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-highlight-gold);
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.plan-price span {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-weight: 400;
}

.plan-price-secondary {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--color-text-secondary);
    font-weight: 700;
    margin-top: 0.75rem;
    margin-bottom: 0.25rem;
}

.plan-price-secondary span {
    font-size: 0.75rem;
    font-weight: 400;
}

.plan-note {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.plan-features {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
    text-align: left;
    width: 100%;
    flex: 1;
}

.plan-features li {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    padding: 0.35rem 0;
    border-bottom: 1px solid rgba(111, 163, 232, 0.1);
}

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

/* Modal */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(14, 19, 43, 0.85);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: rgba(26, 30, 58, 0.95);
    border: 1px solid rgba(212, 162, 76, 0.3);
    border-radius: 16px;
    padding: 2rem;
    max-width: 640px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.modal-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    color: var(--color-text-secondary);
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: var(--color-highlight-gold);
}

.modal-title {
    font-family: var(--font-display);
    font-size: 1.6rem;
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: 1.5rem;
}

/* Calculator Inputs (reused inside modal) */
.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);
}

.calculator-payment-toggle {
    width: 100%;
    margin-bottom: 1rem;
}

.calculator-payment-panel {
    display: none;
    background: rgba(35, 43, 93, 0.5);
    border: 1px solid rgba(111, 163, 232, 0.15);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.calculator-payment-panel.active {
    display: block;
}

.payment-section + .payment-section {
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(111, 163, 232, 0.12);
}

.payment-title {
    font-family: var(--font-display);
    color: var(--color-text-light);
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.payment-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(111, 163, 232, 0.1);
}

.payment-row:last-child {
    border-bottom: none;
}

.payment-row-inline {
    justify-content: flex-start;
}

.payment-label {
    color: var(--color-text-secondary);
    font-weight: 600;
}

.payment-value {
    color: var(--color-highlight-gold);
    font-weight: 800;
    font-family: var(--font-display);
}

.payment-select {
    margin-left: 0.75rem;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    border: 1px solid rgba(111, 163, 232, 0.2);
    background: rgba(26, 30, 58, 0.95);
    color: var(--color-text-light);
    font-family: var(--font-body);
}

.payment-select:focus {
    outline: none;
    border-color: var(--color-highlight-gold);
    box-shadow: 0 0 0 3px rgba(212, 162, 76, 0.1);
}

.payment-hint {
    margin-top: 0.75rem;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    line-height: 1.4;
}

#cardFeesHint {
    display: none;
}

/* 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;
}

/* Partner Books Carousel */
.partner-carousel-wrapper {
    position: relative;
    overflow: hidden;
    margin-top: 3rem;
    padding: 0 2.5rem;
}

.partner-carousel-track {
    display: flex;
    gap: 1.5rem;
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.partner-carousel-prev,
.partner-carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid rgba(212, 162, 76, 0.4);
    background: rgba(26, 30, 58, 0.9);
    color: var(--color-text-light);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    backdrop-filter: blur(6px);
}

.partner-carousel-prev:hover,
.partner-carousel-next:hover {
    background: rgba(35, 43, 93, 1);
    border-color: var(--color-highlight-gold);
    color: var(--color-highlight-gold);
}

.partner-carousel-prev.hidden,
.partner-carousel-next.hidden {
    opacity: 0;
    pointer-events: none;
}

.partner-carousel-prev { left: 0; }
.partner-carousel-next { right: 0; }

.partner-loading {
    text-align: center;
    color: var(--color-text-secondary);
    padding: 3rem;
    width: 100%;
}

.partner-book-card {
    flex: 0 0 calc(25% - 1.125rem);
    min-width: 0;
    min-height: 460px;
    background: rgba(35, 43, 93, 0.6);
    border: 1px solid rgba(212, 162, 76, 0.2);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
}

.partner-book-card:hover {
    border-color: var(--color-highlight-gold);
    background: rgba(35, 43, 93, 0.8);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(212, 162, 76, 0.2);
}

.partner-book-cover {
    width: 100%;
    aspect-ratio: 2 / 3;
    object-fit: cover;
    display: block;
    background: rgba(26, 30, 58, 0.5);
}

.partner-book-content {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 0.5rem;
}

.partner-book-header {
    margin-bottom: 0.25rem;
}

.partner-book-title {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--color-text-light);
    font-weight: 700;
    margin-bottom: 0.15rem;
    line-height: 1.3;
}

.partner-book-subtitle {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    line-height: 1.4;
}

.partner-book-author {
    font-size: 0.8rem;
    color: var(--color-highlight-gold);
    font-weight: 600;
}

.partner-book-synopsis {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    max-height: 4.8em;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
}

.partner-book-card.expanded .partner-book-synopsis {
    max-height: none;
    -webkit-line-clamp: unset;
    line-clamp: unset;
    display: block;
}

.partner-book-testimonial {
    background: rgba(212, 162, 76, 0.08);
    border-left: 3px solid var(--color-highlight-gold);
    padding: 0.75rem 1rem;
    border-radius: 0 8px 8px 0;
    margin: 0.25rem 0;
    max-height: 6.5em;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
}

.partner-book-card.expanded .partner-book-testimonial {
    max-height: none;
    -webkit-line-clamp: unset;
    line-clamp: unset;
    display: block;
}

.partner-book-testimonial p {
    font-size: 0.85rem;
    color: var(--color-text-light);
    font-style: italic;
    line-height: 1.6;
    margin: 0;
}

.partner-book-testimonial .testimonial-author {
    display: block;
    margin-top: 0.4rem;
    font-size: 0.75rem;
    color: var(--color-highlight-gold);
    font-style: normal;
    font-weight: 600;
}

.partner-read-more {
    background: none;
    border: none;
    color: var(--color-highlight-gold);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    padding: 0;
    margin-top: 0.25rem;
    text-decoration: underline;
    text-underline-offset: 3px;
    align-self: flex-start;
}

.partner-read-more:hover {
    color: var(--color-text-light);
}

.partner-book-actions {
    margin-top: auto;
    padding-top: 0.75rem;
}

.partner-book-actions .cta-button {
    width: 100%;
}

/* ============================================
   DEPOIMENTOS DOS PARCEIROS
   ============================================ */

.partner-testimonials-section {
    margin-top: 3rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.partner-testimonials-section .section-subtitle {
    grid-column: 1 / -1;
    margin-bottom: 0.5rem;
}

.testimonial-card {
    background: rgba(35, 43, 93, 0.6);
    border: 1px solid rgba(212, 162, 76, 0.2);
    border-radius: 16px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    transition: var(--transition-smooth);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

.testimonial-card:hover {
    border-color: var(--color-highlight-gold);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(212, 162, 76, 0.2);
}

.testimonial-card .testimonial-text {
    font-size: 0.95rem;
    color: var(--color-text-light);
    font-style: italic;
    line-height: 1.7;
    margin: 0 0 1rem 0;
}

.testimonial-card .testimonial-author {
    font-size: 0.85rem;
    color: var(--color-highlight-gold);
    font-weight: 600;
}

.testimonial-card .testimonial-author em {
    color: var(--color-text-secondary);
    font-weight: 400;
}

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

@media (max-width: 768px) {
    .partner-testimonials-section {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

/* Workflow Section */
.workflow-section {
    background: #ffffff;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.workflow-section .section-title {
    color: #1a1e3a;
}

.workflow-section .section-subtitle {
    color: #4a4f6b;
}

.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, 0.95);
    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-icon {
    font-size: 2rem;
    color: var(--color-highlight-gold);
    margin-bottom: 0.5rem;
}

.step-number {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-highlight-gold);
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.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: 1rem 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;
}

/* ============================================
   SAMPLES PLAYER SECTION
   ============================================ */

.samples-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);
}

.sample-player-card {
    background: rgba(26, 30, 58, 0.8);
    border: 1px solid rgba(212, 162, 76, 0.2);
    border-radius: 16px;
    padding: 2rem;
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
}

.sample-cover {
    width: 100%;
    max-width: 280px;
    aspect-ratio: 2 / 3;
    border-radius: 12px;
    object-fit: cover;
    display: block;
    margin: 0 auto 1.5rem;
    border: 1px solid rgba(212, 162, 76, 0.2);
    background: rgba(35, 43, 93, 0.5);
}

.sample-meta {
    text-align: center;
    margin-bottom: 1.5rem;
}

.sample-meta h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--color-highlight-gold);
    margin-bottom: 0.25rem;
}

.sample-meta p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.sample-now-playing {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
    min-height: 1.4em;
}

.sample-controls {
    display: grid;
    gap: 12px;
}

.sample-transport {
    display: flex;
    justify-content: center;
    gap: 12px;
    align-items: center;
}

.sample-transport button {
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 50%;
    font-size: 1.15rem;
    background: rgba(35, 43, 93, 0.8);
    color: var(--color-text-light);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: var(--transition-smooth);
    border: 1px solid rgba(111, 163, 232, 0.2);
}

.sample-transport button:hover {
    background: rgba(58, 79, 183, 0.6);
    border-color: rgba(212, 162, 76, 0.4);
}

.sample-transport button.primary {
    background: var(--color-highlight-gold);
    color: var(--color-primary-dark);
    font-weight: 700;
    border-color: transparent;
}

.sample-transport button.primary:hover {
    background: var(--color-highlight-gold-light);
}

.sample-transport button.active-repeat {
    background: var(--color-highlight-gold);
    color: var(--color-primary-dark);
    border-color: transparent;
}

.sample-progress {
    width: 100%;
    height: 8px;
    background: rgba(255,255,255,0.12);
    border-radius: 999px;
    overflow: hidden;
    cursor: pointer;
}

.sample-progress-fill {
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--color-highlight-gold-light), var(--color-highlight-gold));
    transition: width 0.1s linear;
}

.sample-time {
    display: flex;
    justify-content: space-between;
    color: var(--color-text-secondary);
    font-size: 0.82rem;
}

.sample-chapters {
    display: grid;
    gap: 8px;
    margin-top: 1.5rem;
    max-height: 180px;
    overflow-y: auto;
    padding-right: 4px;
}

.sample-chapter,
.sample-chapter-placeholder {
    border: 1px solid rgba(111, 163, 232, 0.15);
    background: rgba(35, 43, 93, 0.4);
    color: var(--color-text-light);
    border-radius: 10px;
    padding: 10px 12px;
    text-align: left;
    font-size: 0.95rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    transition: var(--transition-smooth);
    font-family: var(--font-body);
}

.sample-chapter:hover,
.sample-chapter-placeholder:hover {
    border-color: rgba(212, 162, 76, 0.35);
    background: rgba(35, 43, 93, 0.65);
}

.sample-chapter.locked {
    opacity: 0.55;
    border-style: dashed;
    cursor: not-allowed;
}

.sample-status {
    margin-top: 10px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    min-height: 18px;
    text-align: center;
}

.sample-status.error { color: #ff5b62; }
.sample-status.ok { color: #6ade8f; }

.sample-fallback {
    text-align: center;
    padding: 2rem;
    color: var(--color-text-secondary);
}

/* ============================================
   UPLOAD & CALCULATOR EXTRAS
   ============================================ */

.upload-area {
    border: 2px dashed rgba(111, 163, 232, 0.3);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-smooth);
    background: rgba(35, 43, 93, 0.3);
    margin-bottom: 1.5rem;
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--color-highlight-gold);
    background: rgba(35, 43, 93, 0.5);
}

.upload-area i {
    font-size: 2rem;
    color: var(--color-highlight-gold);
    margin-bottom: 0.5rem;
}

.upload-area p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

.upload-area small {
    color: var(--color-text-secondary);
    opacity: 0.7;
    font-size: 0.8rem;
}

.upload-hidden-input {
    display: none;
}

.upload-files-list {
    display: grid;
    gap: 8px;
    margin-bottom: 1.5rem;
}

.upload-file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(35, 43, 93, 0.5);
    border: 1px solid rgba(111, 163, 232, 0.15);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 0.9rem;
}

.upload-file-item .file-name {
    color: var(--color-text-light);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.upload-file-item .file-chars {
    color: var(--color-highlight-gold);
    font-weight: 600;
    font-size: 0.85rem;
    white-space: nowrap;
}

.upload-file-item .file-remove {
    background: none;
    border: none;
    color: #ff5b62;
    cursor: pointer;
    font-size: 1rem;
    margin-left: 8px;
}

.narration-toggle {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    justify-content: center;
}

.narration-option {
    flex: 1;
    max-width: 200px;
    padding: 1rem;
    border: 2px solid rgba(111, 163, 232, 0.2);
    border-radius: 10px;
    background: rgba(35, 43, 93, 0.4);
    cursor: pointer;
    text-align: center;
    transition: var(--transition-smooth);
    color: var(--color-text-secondary);
}

.narration-option:hover {
    border-color: rgba(212, 162, 76, 0.4);
}

.narration-option.active {
    border-color: var(--color-highlight-gold);
    background: rgba(212, 162, 76, 0.1);
    color: var(--color-text-light);
}

.narration-option .option-price {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--color-highlight-gold);
    font-weight: 700;
    margin-top: 0.5rem;
}

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

.result-duration .result-value {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--color-highlight-gold);
    font-weight: 700;
}

.result-sfx {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    text-align: center;
    margin-top: 0.5rem;
    font-style: italic;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .partner-book-card {
        flex: 0 0 calc(33.333% - 1rem);
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background: rgba(26, 30, 58, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 6rem 2rem 2rem;
        gap: 0;
        transition: right 0.35s ease;
        z-index: 1000;
        border-left: 1px solid rgba(111, 163, 232, 0.1);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        font-size: 1.1rem;
        padding: 1rem 0;
        width: 100%;
        border-bottom: 1px solid rgba(111, 163, 232, 0.1);
    }

    .nav-links a:last-child {
        border-bottom: none;
    }

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

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

    .hero-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .hero-text {
        max-width: 680px;
    }

    .hero-carousel {
        width: 100%;
        min-height: 340px;
    }

    .hero-carousel-track {
        height: 340px;
        width: min(460px, 100%);
    }

    .hero-carousel-item {
        width: 190px;
        height: 270px;
    }

    .hero-carousel-item.pos-left-2,
    .hero-carousel-item.pos-left-3,
    .hero-carousel-item.pos-right-2,
    .hero-carousel-item.pos-right-3 {
        opacity: 0;
        pointer-events: none;
    }

    .hero-carousel-item.pos-left-1 {
        transform: translate(-50%, -50%) translateX(-170px) translateZ(40px) rotateY(22deg) scale(0.92);
    }

    .hero-carousel-item.pos-right-1 {
        transform: translate(-50%, -50%) translateX(170px) translateZ(40px) rotateY(-22deg) scale(0.92);
    }

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

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

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

    .partner-carousel-wrapper {
        padding: 0 2rem;
    }

    .partner-book-card {
        flex: 0 0 calc(50% - 0.75rem);
    }

    .partner-book-cover {
        max-height: 220px;
        object-fit: cover;
    }

    .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: row;
    }

    .nav-links {
        width: 80%;
    }

    .hero {
        margin-top: 48px;
        min-height: auto;
        padding-bottom: 3rem;
    }

    .hero-content {
        align-items: flex-start;
        padding-top: 2rem;
        min-height: auto;
    }

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

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

    .partner-carousel-wrapper {
        padding: 0 1.5rem;
    }

    .partner-book-card {
        flex: 0 0 100%;
        min-height: auto;
    }

    .partner-book-cover {
        width: 100%;
        height: 280px;
        aspect-ratio: auto;
        object-fit: cover;
        object-position: top center;
    }

    .hero-carousel {
        min-height: 300px;
    }

    .hero-carousel-track {
        height: 300px;
    }

    .hero-carousel-item {
        width: 170px;
        height: 240px;
    }

    .hero-carousel-item.pos-left-1 {
        transform: translate(-50%, -50%) translateX(-150px) translateZ(34px) rotateY(22deg) scale(0.9);
    }

    .hero-carousel-item.pos-right-1 {
        transform: translate(-50%, -50%) translateX(150px) translateZ(34px) rotateY(-22deg) scale(0.9);
    }

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

    section {
        padding: 50px 0;
    }

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

@media (prefers-reduced-motion: reduce) {
    .hero-carousel-item {
        transition: none;
        filter: none;
    }
}