/* Reset e Variáveis */
:root {
    --primary: #157e84; /* Teal / Verde-azulado principal */
    --primary-hover: #10666b;
    --primary-light: #e6f7f8;
    --secondary: #0b3948; /* Tom escuro para botões alternativos e textos fortes */
    --bg-main: #f8fbfc; /* Fundo hiper claro elegante */
    --surface: #ffffff;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --border: #e5e7eb;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --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-floating: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Tipografia */
h1, h2, h3, h4, .outfit-font {
    font-family: 'Outfit', 'Inter', sans-serif;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: all 0.2s ease;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.card {
    background: var(--surface);
    border-radius: var(--radius-md);
    padding: 32px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.03);
}

/* Navbar */
.navbar {
    background-color: transparent;
    padding: 24px 0;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--secondary);
}

.logo img {
    max-height: 32px; /* Menor no mobile */
    width: auto;
}

@media (min-width: 768px) {
    .logo img {
        max-height: 40px; /* Maior no desktop */
    }
}

.logo-icon {
    color: var(--primary);
}

.nav-links {
    display: none;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}


@media (min-width: 768px) {
    .nav-links {
        display: flex;
        gap: 32px;
        align-items: center;
    }
    
    .nav-links a {
        color: var(--text-secondary);
        font-weight: 500;
        font-size: 0.95rem;
    }
    
    .nav-links a:hover {
        color: var(--text-primary);
    }
}

.lang-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: #E4EEF0;
    border: 1px solid rgba(0,0,0,0.05);
    padding: 6px 14px;
    border-radius: 30px;
    font-weight: 700;
    font-size: 0.9rem !important;
    color: var(--text-primary) !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.lang-toggle:hover {
    background-color: var(--primary);
    color: white !important;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(24, 153, 161, 0.25);
}

/* Componentes Comuns : Botões & Formulários */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    font-family: 'Inter', sans-serif;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(21, 126, 132, 0.25);
}

.btn-dark {
    background-color: var(--secondary);
    color: white;
}

.btn-dark:hover {
    background-color: #05222c;
    transform: translateY(-1px);
}

.btn-pix {
    background-color: #2A8E9E;
    color: white;
}

.btn-pix:hover {
    background-color: #21727e;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(42, 142, 158, 0.25);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--text-muted);
    background-color: var(--surface);
}

.btn-block {
    width: 100%;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(0, 0, 0, 0.05);
    background-color: #E4EEF0;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    color: var(--text-primary);
    transition: all 0.2s ease;
    outline: none;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%234b5563' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 48px;
}

/* Custom Format Toggle */
.format-toggle {
    display: flex;
    background-color: #E4EEF0;
    border-radius: 50px;
    padding: 6px;
    gap: 4px;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.format-option {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 40px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.format-option.active {
    background-color: var(--surface);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
    font-weight: 600;
}

.icon-feed {
    display: inline-block;
    width: 16px;
    height: 16px;
    background-color: currentColor;
    border-radius: 3px;
}

.icon-story {
    display: inline-block;
    width: 12px;
    height: 20px;
    background-color: currentColor;
    border-radius: 3px;
}

/* Seções Principais */
main {
    padding-top: 100px;
}

/* Hero */
.hero {
    padding: 60px 0 120px;
    background: radial-gradient(circle at right top, var(--primary-light), transparent 50%);
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-container {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 80px;
    }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--text-primary);
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
}

.generator-form {
    margin-bottom: 0;
}

.brands {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.brand-list {
    display: flex;
    gap: 16px;
    color: var(--secondary);
    font-weight: 600;
}

/* Card Visualizador de Canvas */
.preview-card {
    padding: 0;
    overflow: hidden;
    box-shadow: var(--shadow-floating);
    background: var(--primary-light);
    border: none;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
}

.preview-header {
    background: var(--surface);
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
}

.preview-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--secondary);
}

.dot {
    width: 8px;
    height: 8px;
    background-color: var(--primary);
    border-radius: 50%;
}

.canvas-wrapper {
    padding: 32px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #e4eef0;
    min-height: 400px;
    overflow: hidden; /* Prevent huge canvas overflowing the visual card */
}

/* Ensure the canvas scales down logically in CSS but keeps its high-res intrinsic size */
#quoteCanvas {
    max-width: 100%;
    height: auto;
    max-height: 50vh;
    box-shadow: var(--shadow-lg);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.preview-actions {
    background: var(--surface);
    padding: 24px;
    border-top: 1px solid var(--border);
}

.hashtags-container {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px dashed var(--border);
}

.hashtags-title {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.hashtag-list {
    font-size: 0.9rem;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 12px;
    line-height: 1.4;
}

/* About Section */
.about {
    padding: 100px 0;
    background-color: var(--surface);
    border-radius: 40px 40px 0 0;
    margin-top: -60px;
    position: relative;
    z-index: 10;
}

.about-header {
    margin-bottom: 60px;
    max-width: 600px;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background-color: var(--primary-light);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    border-radius: 20px;
    margin-bottom: 16px;
}

.about-header h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.about-header p {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    padding-right: 24px;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

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

/* Donate Section */
.donate {
    padding: 80px 0;
    background-color: var(--secondary);
    color: white;
}

.donate-container {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255,255,255,0.1);
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
    border-radius: var(--radius-lg);
}

@media (min-width: 992px) {
    .donate-container {
        grid-template-columns: 1fr 1fr;
    }
}

.donate-content h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
    color: white;
}

.donate-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    margin-bottom: 32px;
}

.donate-list {
    list-style: none;
    color: rgba(255, 255, 255, 0.9);
}

.donate-list li {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.donate-pix {
    display: flex;
    justify-content: center;
}

.pix-card {
    background: white;
    padding: 32px;
    border-radius: var(--radius-md);
    text-align: center;
    color: var(--text-primary);
    width: 100%;
    max-width: 350px;
}

.qr-code-placeholder {
    width: 200px;
    height: 200px;
    margin: 0 auto 24px;
    display: block;
}

.pix-chave-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.pix-chave-box {
    background: var(--bg-main);
    padding: 12px;
    border-radius: var(--radius-sm);
    font-family: monospace;
    font-size: 1rem;
    border: 1px dashed var(--border);
    user-select: all;
    cursor: pointer;
}

/* Footer */
footer {
    background-color: var(--surface);
    padding: 40px 0;
    border-top: 1px solid var(--border);
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-container {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--secondary);
}

footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}