@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

:root {
    --bg: #0a0a0a;
    --bg-card: #141414;
    --bg-card-hover: #1a1a1a;
    --border: rgba(255,255,255,0.08);
    --border-hover: rgba(255,255,255,0.14);
    --text: #fafafa;
    --text-secondary: rgba(255,255,255,0.72);
    --text-muted: rgba(255,255,255,0.55);
    --accent: #178D9A;
    --accent-hover: #173A6B;
    --accent-glow: rgba(23,141,154,0.35);
    --accent-soft: rgba(23,141,154,0.1);
    --brand-navy: #173A6B;
    --brand-teal: #178D9A;
    --brand-navy-soft: rgba(23,58,107,0.15);
    --green: #22c55e;
    --green-glow: rgba(34,197,94,0.3);
    --red: #ef4444;
    --yellow: #FFEB3B;
    --hl-green: #81C784;
    --hl-blue: #64B5F6;
    --hl-pink: #F06292;
    --hl-purple: #BA68C8;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-xs: 8px;
    --t: 0.3s cubic-bezier(0.16, 1, 0.32, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Poppins', 'Inter', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    min-height: 100vh;
}
::selection { background: var(--accent); color: #fff; }
[x-cloak] { display: none !important; }

/* ===== NAV ===== */
.ft-nav {
    position: fixed; top: 0; width: 100%;
    background: rgba(10,10,10,0.8);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
    z-index: 100; padding: 0 2rem;
    transition: background var(--t);
}
.ft-nav.scrolled { background: rgba(10,10,10,0.95); }
.ft-nav-inner {
    max-width: 1100px; margin: 0 auto;
    display: flex; align-items: center;
    justify-content: space-between; height: 64px;
    gap: 1rem;
}
.ft-nav-brand {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none; flex-shrink: 0; color: var(--text);
}
.ft-nav-brand img.ft-nav-logo {
    height: 28px;
    width: auto;
    display: block;
    background: #fff;
    padding: 4px 10px;
    border-radius: var(--radius-xs);
    transition: transform var(--t);
}
.ft-nav-brand:hover img.ft-nav-logo {
    transform: translateY(-1px);
}
/* Legacy SVG fallback for tool pages still using old brand SVG */
.ft-nav-brand svg { color: var(--accent); }
.ft-nav-brand span {
    font-size: 1rem; font-weight: 700;
    letter-spacing: -0.02em;
}
.ft-nav-actions {
    display: flex; align-items: center; gap: 0.75rem;
}
.ft-nav-btn {
    color: var(--text-secondary); text-decoration: none;
    padding: 6px 14px; border-radius: 50px;
    font-size: 0.8rem; font-weight: 500;
    border: 1px solid var(--border);
    background: rgba(255,255,255,0.02);
    transition: all var(--t);
}
.ft-nav-btn:hover {
    color: var(--text); border-color: var(--border-hover);
    background: rgba(255,255,255,0.05);
}
.ft-lang-toggle {
    display: flex; align-items: center; gap: 6px;
    padding: 6px 12px; border-radius: 50px;
    font-size: 0.75rem; font-weight: 600;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
    color: var(--text-muted);
    cursor: pointer; transition: all var(--t);
}
.ft-lang-toggle:hover { border-color: var(--border-hover); }
.ft-lang-opt { transition: color var(--t); }
.ft-lang-opt.active { color: var(--accent); }
.ft-lang-sep { color: var(--text-muted); }

/* ===== MAIN (default for tool pages) ===== */
.ft-main {
    max-width: 1100px; margin: 0 auto;
    padding: 100px 2rem 4rem;
}

/* ===== Tool-page Hero (legacy: simple hero used by individual tools) ===== */
.ft-hero { margin-bottom: 3rem; }
.ft-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800; letter-spacing: -0.03em;
    margin-bottom: 1rem;
}
.ft-hero p {
    font-size: 1.05rem; color: var(--text-secondary);
    max-width: 720px;
}

/* ===== CLIENT-SIDE BADGE ===== */
.ft-privacy-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 14px; border-radius: 50px;
    background: rgba(34,197,94,0.1);
    border: 1px solid rgba(34,197,94,0.25);
    color: var(--green); font-size: 0.8rem; font-weight: 600;
    margin-bottom: 1.5rem;
}
.ft-privacy-badge svg { width: 14px; height: 14px; }

/* ===== FOOTER (rich) ===== */
.ft-footer {
    border-top: 1px solid var(--border);
    margin-top: 4rem;
    background: var(--bg);
    color: var(--text-muted);
}
.ft-footer-inner {
    max-width: 1100px; margin: 0 auto;
    padding: 2.5rem 2rem 1.5rem;
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 2.5rem;
}
.ft-footer-brand img {
    height: 36px; width: auto; margin-bottom: 0.8rem;
    display: block;
    background: #fff;
    padding: 6px 12px;
    border-radius: var(--radius-xs);
}
.ft-footer-brand p {
    font-size: 0.82rem; color: var(--text-muted);
    line-height: 1.7; max-width: 360px;
}
.ft-footer-col h4 {
    font-size: 0.75rem; font-weight: 700;
    color: var(--text); text-transform: uppercase;
    letter-spacing: 0.08em; margin-bottom: 0.8rem;
}
.ft-footer-col a {
    display: block;
    color: var(--text-secondary); text-decoration: none;
    font-size: 0.85rem; padding: 4px 0;
    transition: color var(--t);
}
.ft-footer-col a:hover { color: var(--accent); }
.ft-footer-bottom {
    max-width: 1100px; margin: 0 auto;
    padding: 1rem 2rem;
    border-top: 1px solid var(--border);
    display: flex; justify-content: space-between;
    flex-wrap: wrap; gap: 1rem;
    font-size: 0.78rem; color: var(--text-muted);
}
.ft-footer-bottom a { color: var(--text-secondary); text-decoration: none; }
.ft-footer-bottom a:hover { color: var(--accent); }
/* Legacy compact footer (used by tool pages — keep working) */
.ft-footer > a {
    color: var(--text-secondary); text-decoration: none;
    margin: 0 0.5rem;
}
.ft-footer > a:hover { color: var(--accent); }

/* ============================================================
   HOME (nasnuvens.tech) — rich landing pattern
   Class prefix: .nn-*
   ============================================================ */

/* ===== Section primitives ===== */
.nn-section { padding: 80px 2rem; position: relative; }
.nn-container { max-width: 1100px; margin: 0 auto; }

.nn-section-header { text-align: center; margin-bottom: 3rem; }
.nn-section-header h2 {
    font-size: 1.8rem; font-weight: 800; margin-bottom: 0.5rem;
    letter-spacing: -0.02em; color: var(--text);
}
.nn-section-header h2 em {
    font-style: normal;
    color: var(--accent);
}
.nn-section-header .nn-accent-line {
    width: 40px; height: 3px;
    background: var(--accent);
    margin: 0.8rem auto; border-radius: 2px;
    box-shadow: 0 0 12px var(--accent-glow);
}
.nn-section-header p {
    color: var(--text-secondary); font-size: 0.95rem;
    max-width: 560px; margin: 0 auto;
}

/* ===== HERO (home) ===== */
.nn-hero {
    display: flex; align-items: center;
    background: var(--bg);
    padding: 140px 2rem 60px;
    position: relative; overflow: hidden;
}
.nn-hero::before {
    content: '';
    position: absolute;
    top: -200px; right: -200px;
    width: 600px; height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0.35;
}
.nn-hero::after {
    content: '';
    position: absolute;
    bottom: -300px; left: -200px;
    width: 700px; height: 700px;
    background: radial-gradient(circle, var(--brand-navy-soft) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0.5;
}
.nn-hero-inner {
    max-width: 1100px; margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center; gap: 3rem;
    position: relative; z-index: 1; width: 100%;
}
.nn-hero-text { display: flex; flex-direction: column; gap: 1.2rem; }

.nn-hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(34,197,94,0.1);
    border: 1px solid rgba(34,197,94,0.25);
    color: var(--green);
    padding: 6px 14px; border-radius: 50px;
    font-size: 0.7rem; font-weight: 700;
    letter-spacing: 0.08em; text-transform: uppercase;
    width: fit-content;
}
.nn-hero-badge svg { width: 14px; height: 14px; flex-shrink: 0; }

.nn-hero h1 {
    font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 800;
    line-height: 1.1; letter-spacing: -0.03em;
    color: var(--text);
}
.nn-hero h1 em {
    font-style: normal;
    background: linear-gradient(90deg, var(--brand-teal), #2dd4bf);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.nn-hero h2 {
    font-size: 1.05rem; font-weight: 400;
    color: var(--text-secondary);
    margin-top: -0.4rem;
}
.nn-hero p.nn-hero-desc {
    font-size: 0.95rem; color: var(--text-secondary);
    max-width: 540px; line-height: 1.8;
}
.nn-hero-buttons { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-top: 0.4rem; }

.nn-btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 24px; border-radius: var(--radius-xs);
    font-size: 0.85rem; font-weight: 600;
    text-decoration: none; transition: all var(--t);
    cursor: pointer; border: none;
    font-family: 'Poppins', sans-serif;
}
.nn-btn svg { flex-shrink: 0; }
.nn-btn-primary {
    background: var(--accent); color: #fff;
    box-shadow: 0 0 20px var(--accent-glow);
}
.nn-btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 30px var(--accent-glow);
}
.nn-btn-outline {
    background: transparent; color: var(--text);
    border: 1px solid var(--border);
}
.nn-btn-outline:hover {
    border-color: var(--border-hover);
    background: rgba(255,255,255,0.04);
    transform: translateY(-2px);
}

/* Hero stats */
.nn-hero-stats {
    display: flex; gap: 2.4rem; margin-top: 1.4rem;
    padding-top: 1.4rem;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
}
.nn-hero-stat .number {
    display: block; font-size: 1.6rem; font-weight: 800;
    color: var(--accent);
    letter-spacing: -0.02em;
    line-height: 1;
}
.nn-hero-stat .label {
    font-size: 0.65rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.08em;
    margin-top: 6px; display: block;
}

/* Hero visual (logo) */
.nn-hero-visual {
    display: flex; align-items: center; justify-content: center;
    position: relative;
}
.nn-hero-logo-glow {
    position: absolute;
    top: 50%; left: 50%;
    width: 480px; height: 480px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
    filter: blur(20px);
    pointer-events: none;
    opacity: 0.5;
}
.nn-hero-logo {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 460px;
    height: auto;
    /* Logo is on white bg, lift it visually on dark theme */
    background: #fff;
    padding: 20px 24px;
    border-radius: var(--radius);
    box-shadow:
        0 20px 60px rgba(0,0,0,0.5),
        0 0 0 1px var(--border),
        0 0 40px var(--accent-glow);
}

/* ===== MANIFESTO ===== */
.nn-manifesto {
    background: var(--bg);
    border-top: 1px solid var(--border);
}
.nn-manifesto-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 3rem; align-items: start;
}
.nn-manifesto-text p {
    color: var(--text-secondary); margin-bottom: 1.1rem;
    font-size: 0.95rem; line-height: 1.85;
}
.nn-manifesto-text p strong {
    color: var(--text); font-weight: 600;
}
.nn-manifesto-cards {
    display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
}
.nn-manifesto-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 1.4rem;
    border-radius: var(--radius);
    transition: all var(--t);
    position: relative; overflow: hidden;
}
.nn-manifesto-card::before {
    content: ''; position: absolute; top: 0; left: 0;
    width: 3px; height: 100%;
    background: var(--accent);
    opacity: 0; transition: opacity var(--t);
}
.nn-manifesto-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}
.nn-manifesto-card:hover::before { opacity: 1; }
.nn-manifesto-card .icon {
    color: var(--accent);
    margin-bottom: 0.6rem;
    display: flex;
}
.nn-manifesto-card h3 {
    font-size: 0.95rem; font-weight: 700; margin-bottom: 0.3rem;
    color: var(--text);
}
.nn-manifesto-card p {
    font-size: 0.8rem; color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== CATEGORIES (3 cards) ===== */
.nn-categories {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.nn-categories-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem;
}
.nn-cat-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.8rem;
    text-decoration: none; color: var(--text);
    display: flex; flex-direction: column;
    transition: all var(--t);
    position: relative; overflow: hidden;
}
.nn-cat-card::after {
    content: ''; position: absolute; bottom: 0; left: 0;
    width: 100%; height: 3px;
    background: var(--accent);
    transform: scaleX(0); transform-origin: left;
    transition: transform var(--t);
    box-shadow: 0 0 12px var(--accent-glow);
}
.nn-cat-card:hover::after { transform: scaleX(1); }
.nn-cat-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    transform: translateY(-3px);
}
.nn-cat-icon {
    width: 48px; height: 48px;
    background: var(--accent-soft);
    border-radius: var(--radius-xs);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 1rem; color: var(--accent);
}
.nn-cat-card h3 {
    font-size: 1.1rem; font-weight: 700; margin-bottom: 0.4rem;
}
.nn-cat-card .nn-cat-desc {
    font-size: 0.85rem; color: var(--text-secondary);
    margin-bottom: 1rem; line-height: 1.7;
}
.nn-cat-tools { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 1.2rem; }
.nn-cat-tools span {
    background: var(--accent-soft); color: var(--accent);
    font-size: 0.65rem; font-weight: 600;
    padding: 3px 10px; border-radius: 50px;
    border: 1px solid rgba(23,141,154,0.15);
}
.nn-cat-footer {
    margin-top: auto;
    display: flex; justify-content: space-between; align-items: center;
    padding-top: 0.8rem; border-top: 1px solid var(--border);
}
.nn-cat-count {
    font-size: 0.75rem; color: var(--text-muted); font-weight: 600;
}
.nn-cat-cta {
    display: inline-flex; align-items: center; gap: 4px;
    color: var(--accent); font-size: 0.78rem; font-weight: 700;
    transition: gap var(--t);
}
.nn-cat-card:hover .nn-cat-cta { gap: 8px; }
.nn-cat-cta svg { width: 14px; height: 14px; }

/* ===== FEATURED TOOLS ===== */
.nn-featured {
    background: var(--bg);
    border-top: 1px solid var(--border);
}
.nn-featured-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
.nn-tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-decoration: none; color: var(--text);
    display: flex; flex-direction: column; gap: 0.6rem;
    transition: all var(--t);
    position: relative; overflow: hidden;
}
.nn-tool-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}
.nn-tool-icon {
    width: 40px; height: 40px;
    background: var(--accent-soft);
    border-radius: var(--radius-xs);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
    margin-bottom: 0.3rem;
}
.nn-tool-card h3 {
    font-size: 0.95rem; font-weight: 700;
    color: var(--text);
}
.nn-tool-card p {
    font-size: 0.8rem; color: var(--text-secondary);
    line-height: 1.7; flex: 1;
}
.nn-tool-tag {
    display: inline-flex; align-items: center;
    background: rgba(255,255,255,0.04);
    color: var(--text-muted);
    font-size: 0.65rem; font-weight: 600;
    padding: 3px 9px; border-radius: 50px;
    width: fit-content;
    border: 1px solid var(--border);
    margin-top: 0.2rem;
}

/* ===== HOW IT WORKS ===== */
.nn-how {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.nn-how-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
}
.nn-how-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.6rem;
    text-align: center; transition: all var(--t);
}
.nn-how-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}
.nn-how-icon {
    width: 52px; height: 52px; margin: 0 auto 0.8rem;
    background: var(--accent-soft); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
}
.nn-how-card h4 {
    font-size: 0.95rem; font-weight: 700; margin-bottom: 0.4rem;
    color: var(--text);
}
.nn-how-card p {
    font-size: 0.78rem; color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== FAQ ===== */
.nn-faq {
    background: var(--bg);
    border-top: 1px solid var(--border);
}
.nn-faq-list {
    max-width: 760px; margin: 0 auto;
    display: flex; flex-direction: column; gap: 0.8rem;
}
.nn-faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color var(--t);
}
.nn-faq-item:hover { border-color: var(--border-hover); }
.nn-faq-item summary {
    cursor: pointer; padding: 1.1rem 1.4rem;
    display: flex; justify-content: space-between; align-items: center;
    gap: 1rem;
    font-size: 0.92rem; font-weight: 600;
    color: var(--text);
    list-style: none;
}
.nn-faq-item summary::-webkit-details-marker { display: none; }
.nn-faq-item summary::after {
    content: '+';
    font-size: 1.4rem; font-weight: 400;
    color: var(--accent);
    transition: transform var(--t);
    flex-shrink: 0;
}
.nn-faq-item[open] summary::after {
    content: '−';
    transform: rotate(0deg);
}
.nn-faq-item .nn-faq-answer {
    padding: 0 1.4rem 1.2rem;
    color: var(--text-secondary);
    font-size: 0.85rem; line-height: 1.8;
}
.nn-faq-item .nn-faq-answer a { color: var(--accent); }

/* ===== ANIMATIONS ===== */
.nn-fade-in {
    opacity: 0; transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.nn-fade-in.visible { opacity: 1; transform: translateY(0); }

.nn-fade-in-left {
    opacity: 0; transform: translateX(-20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.nn-fade-in-left.visible { opacity: 1; transform: translateX(0); }

.nn-fade-in-right {
    opacity: 0; transform: translateX(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.nn-fade-in-right.visible { opacity: 1; transform: translateX(0); }

.nn-stagger-1 { transition-delay: 0.05s; }
.nn-stagger-2 { transition-delay: 0.10s; }
.nn-stagger-3 { transition-delay: 0.15s; }
.nn-stagger-4 { transition-delay: 0.20s; }
.nn-stagger-5 { transition-delay: 0.25s; }
.nn-stagger-6 { transition-delay: 0.30s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .nn-categories-grid { grid-template-columns: 1fr; }
    .nn-featured-grid { grid-template-columns: repeat(2, 1fr); }
    .nn-how-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .ft-nav { padding: 0 1rem; }
    .ft-main { padding: 90px 1rem 3rem; }
    .ft-nav-btn { padding: 5px 10px; font-size: 0.75rem; }
    .ft-nav-brand img.ft-nav-logo { height: 24px; padding: 4px 8px; }
    .nn-hero {
        padding: 110px 1.25rem 50px;
    }
    .nn-hero-inner {
        grid-template-columns: 1fr;
        gap: 2rem; text-align: center;
    }
    .nn-hero-badge { margin: 0 auto; }
    .nn-hero p.nn-hero-desc { margin: 0 auto; }
    .nn-hero-buttons { justify-content: center; }
    .nn-hero-stats { justify-content: center; }
    .nn-hero-logo { max-width: 320px; }
    .nn-section { padding: 60px 1.25rem; }
    .nn-section-header h2 { font-size: 1.5rem; }
    .nn-manifesto-grid { grid-template-columns: 1fr; gap: 2rem; }
    .nn-featured-grid { grid-template-columns: 1fr; }
    .nn-how-grid { grid-template-columns: 1fr 1fr; }
    .ft-footer-inner {
        grid-template-columns: 1fr;
        gap: 2rem; padding: 2rem 1.25rem 1rem;
    }
    .ft-footer-bottom {
        padding: 1rem 1.25rem;
        flex-direction: column; align-items: center;
    }
}

@media (max-width: 480px) {
    .nn-manifesto-cards { grid-template-columns: 1fr; }
    .nn-how-grid { grid-template-columns: 1fr; }
    .nn-hero-stats { gap: 1.4rem; }
}

/* ===== A11Y: foco visivel para navegacao por teclado ===== */
:focus { outline: none; }
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 4px;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[role="button"]:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

/* ===== A11Y: respeita prefers-reduced-motion ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}