:root {
    --terra: #8B6F47;
    --terra-dk: #5C4A2A;
    --terra-lt: #C4A882;
    --crema: #F5EFE6;
    --crema-dk: #EDE3D6;
    --verde: #4A7C59;
    --verde-lt: #E8F2EB;
    --gris: #6B6B6B;
    --gris-lt: #F0EDE8;
    --negre: #1A1A1A;
    --blanc: #FFFFFF;
    --font-serif: 'Crimson Pro', Georgia, serif;
    --font-sans: 'Inter', system-ui, sans-serif;
    --r: 6px;
    --rl: 12px;
    --sh: 0 4px 24px rgba(92,74,42,0.10);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-sans); background: var(--crema); color: var(--negre); line-height: 1.7; overflow-x: hidden; }
.container { width: 90%; max-width: 1100px; margin: 0 auto; }

/* NAV */
header { background: var(--terra-dk); padding: 14px 0; position: sticky; top: 0; z-index: 100; }
.nav-bar { display: flex; justify-content: space-between; align-items: center; }
.logo-link { text-decoration: none; display: flex; flex-direction: column; }
.logo-txt { font-family: var(--font-serif); font-size: 1.5rem; color: var(--terra-lt); font-weight: 700; letter-spacing: 2px; }
.tagline { font-size: 0.6rem; letter-spacing: 2px; text-transform: uppercase; font-weight: 600; color: rgba(255,255,255,0.6); margin-top: 2px; }
.nav-links { display: flex; gap: 24px; align-items: center; }
.nav-links a { color: rgba(255,255,255,0.8); text-decoration: none; font-size: 0.85rem; font-weight: 600; transition: color 0.2s; }
.nav-links a:hover { color: var(--terra-lt); }
.nav-links .nav-cta { background: var(--verde); color: #fff; padding: 8px 18px; border-radius: var(--r); font-weight: 700; }
.nav-links .nav-cta:hover { background: #3a6b48; }
.nav-dropdown { position: relative; }
.nav-dropdown-content { display: none; position: absolute; top: 100%; right: 0; background: var(--blanc); border: 1px solid var(--crema-dk); border-radius: var(--r); box-shadow: var(--sh); min-width: 220px; z-index: 200; padding: 8px 0; margin-top: 8px; }
.nav-dropdown:hover .nav-dropdown-content { display: block; }
.nav-dropdown-content a { display: block; padding: 10px 18px; color: var(--negre); font-size: 0.85rem; font-weight: 500; }
.nav-dropdown-content a:hover { background: var(--crema); color: var(--terra-dk); }

/* HERO */
.hero { background: var(--terra-dk); padding: 80px 0 60px; text-align: center; color: white; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); padding: 8px 18px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; color: var(--terra-lt); margin-bottom: 20px; }
h1 { font-family: var(--font-serif); font-size: clamp(2rem, 7vw, 3.2rem); line-height: 1.2; margin: 0; font-weight: 400; }
.hero-highlight { color: var(--terra-lt); }
.hero-sub { font-size: 1.1rem; color: rgba(255,255,255,0.8); max-width: 650px; margin: 20px auto; line-height: 1.7; }
.hero-badges { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-top: 20px; }
.hero-badges span { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); padding: 6px 14px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; color: var(--terra-lt); }
.hero-ctas { margin-top: 30px; display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.btn-primary { background: var(--verde); color: #fff; padding: 16px 36px; text-decoration: none; font-weight: 700; font-size: 0.95rem; border-radius: var(--r); display: inline-flex; align-items: center; gap: 8px; transition: background 0.2s; border: none; cursor: pointer; }
.btn-primary:hover { background: #3a6b48; }
.btn-secondary { background: transparent; color: var(--terra-lt); padding: 16px 30px; text-decoration: none; font-weight: 700; font-size: 0.9rem; border-radius: var(--r); display: inline-flex; align-items: center; gap: 8px; border: 2px solid var(--terra-lt); transition: all 0.2s; }
.btn-secondary:hover { background: rgba(255,255,255,0.05); }
.btn-wa { background: #25D366; color: #fff; padding: 14px 28px; text-decoration: none; font-weight: 700; font-size: 0.9rem; border-radius: var(--r); display: inline-flex; align-items: center; gap: 8px; transition: background 0.2s; }
.btn-wa:hover { background: #1da851; }

/* TRUST BAR */
.trust-bar { background: var(--blanc); padding: 24px 0; border-bottom: 1px solid var(--crema-dk); }
.trust-items { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; text-align: center; }
.trust-item { font-size: 0.8rem; font-weight: 600; color: var(--gris); }
.trust-item span { display: block; font-size: 1.3rem; margin-bottom: 4px; }

/* SECTION TITLES */
.section-title { font-family: var(--font-serif); font-size: 2rem; text-align: center; margin: 60px 0 12px; color: var(--terra-dk); font-weight: 400; }
.section-sub { text-align: center; color: var(--gris); max-width: 550px; margin: 0 auto 40px; font-size: 0.95rem; }

/* SERVICES GRID */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-bottom: 60px; }
.card { background: var(--blanc); border: 1px solid rgba(139,111,71,0.16); border-radius: var(--rl); padding: 28px 22px; box-shadow: var(--sh); transition: transform 0.2s, box-shadow 0.2s; position: relative; overflow: hidden; }
.card:hover { transform: translateY(-4px); box-shadow: 0 8px 32px rgba(92,74,42,0.15); }
.card-star { border: 2px solid var(--verde); }
.card-tag { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; padding: 4px 10px; border-radius: 3px; display: inline-block; margin-bottom: 12px; }
.tag-gratis { background: var(--verde-lt); color: var(--verde); }
.tag-popular { background: #fef3c7; color: #92400e; }
.tag-docs { background: var(--crema-dk); color: var(--terra-dk); }
.tag-recomendado { background: #dbeafe; color: #1e40af; }
.tag-completo { background: #fce7f3; color: #9d174d; }
.tag-pro { background: #e0e7ff; color: #3730a3; }
.card h3 { font-family: var(--font-serif); font-size: 1.3rem; color: var(--terra-dk); margin: 0 0 8px; font-weight: 600; }
.card p { font-size: 0.9rem; color: var(--gris); margin-bottom: 12px; line-height: 1.6; }
.card-price { font-size: 2rem; font-weight: 800; color: var(--terra-dk); margin: 8px 0; }
.card-price small { font-size: 0.75rem; font-weight: 400; color: var(--gris); }
.card-includes { font-size: 0.8rem; color: var(--gris); line-height: 1.6; margin-top: 10px; }
.card-includes strong { color: var(--terra-dk); }
.card-badge-novideo { display: flex; align-items: center; gap: 6px; font-size: 0.75rem; font-weight: 600; color: var(--verde); margin-top: 12px; padding: 6px 10px; background: var(--verde-lt); border-radius: var(--r); }
.card-cta { display: block; text-align: center; padding: 12px; background: var(--terra-dk); color: #fff; text-decoration: none; font-weight: 700; font-size: 0.85rem; border-radius: var(--r); margin-top: 16px; transition: background 0.2s; }
.card-cta:hover { background: var(--terra); }
.card-cta-green { background: var(--verde); }
.card-cta-green:hover { background: #3a6b48; }

/* HOW IT WORKS */
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 30px; margin-bottom: 60px; }
.step { text-align: center; padding: 20px; }
.step-num { width: 48px; height: 48px; background: var(--terra); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.1rem; margin: 0 auto 14px; }
.step h4 { margin: 0 0 8px; color: var(--terra-dk); font-size: 1rem; }
.step p { font-size: 0.85rem; color: var(--gris); margin: 0; }

/* AUDIO IA */
.audio-section { background: var(--terra-dk); padding: 60px 0; color: white; }
.audio-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.audio-visual { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--rl); padding: 30px; text-align: center; }
.audio-visual .wave { font-size: 3rem; margin-bottom: 10px; }
.audio-visual .label { color: var(--terra-lt); font-weight: 700; font-size: 0.85rem; }
.audio-visual .sublabel { color: rgba(255,255,255,0.5); font-size: 0.8rem; margin-top: 8px; }
.audio-text h3 { font-family: var(--font-serif); font-size: 1.5rem; margin-bottom: 14px; font-weight: 400; }
.audio-text p { color: rgba(255,255,255,0.7); font-size: 0.9rem; margin-bottom: 10px; line-height: 1.7; }
.audio-text strong { color: var(--terra-lt); }

/* FAQ */
.faq-item { border-bottom: 1px solid var(--crema-dk); padding: 18px 0; max-width: 750px; margin: 0 auto; }
.faq-q { font-weight: 700; font-size: 0.95rem; color: var(--terra-dk); cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.faq-q:hover { color: var(--terra); }
.faq-q .icon { color: var(--terra); font-size: 1.2rem; transition: transform 0.2s; }
.faq-item.open .faq-q .icon { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; color: var(--gris); font-size: 0.9rem; transition: max-height 0.3s; line-height: 1.7; }

/* CTA */
.cta-section { background: var(--terra-dk); padding: 70px 0; text-align: center; color: white; }
.cta-section h2 { font-family: var(--font-serif); font-size: 1.8rem; margin-bottom: 12px; font-weight: 400; }
.cta-section p { color: rgba(255,255,255,0.7); margin-bottom: 25px; }

/* FOOTER */
footer { padding: 50px 0; text-align: center; background: var(--crema-dk); border-top: 1px solid rgba(139,111,71,0.13); }
.footer-logo { font-family: var(--font-serif); font-size: 1.3rem; letter-spacing: 3px; color: var(--terra-dk); margin-bottom: 12px; }
.footer-links a { color: var(--terra-dk); font-weight: 600; text-decoration: none; margin: 0 12px; font-size: 0.85rem; }
.footer-links a:hover { text-decoration: underline; }
.footer-legal { font-size: 0.75rem; color: var(--gris); margin-top: 14px; line-height: 1.7; }
.footer-copy { font-size: 0.8rem; color: var(--gris); margin-top: 12px; font-weight: 600; }

/* COOKIE BANNER */
#cookie-banner { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); width: 90%; max-width: 450px; background: var(--blanc); border: 1px solid var(--terra-lt); padding: 24px; z-index: 1000; box-shadow: 0 10px 40px rgba(0,0,0,0.15); border-radius: var(--rl); display: none; }
#cookie-banner p { font-size: 0.85rem; color: var(--negre); margin: 0 0 14px; }
#cookie-banner a { color: var(--terra); font-weight: 700; }
#cookie-banner button { background: var(--terra-dk); color: white; border: none; padding: 12px 24px; cursor: pointer; font-weight: 700; width: 100%; border-radius: var(--r); font-size: 0.9rem; }

/* RESPONSIVE */
@media (max-width: 374px) {
    .logo-txt { font-size: 1.2rem; }
    .tagline { font-size: 0.5rem; }
    .nav-links { gap: 10px; flex-wrap: wrap; justify-content: center; }
    .nav-dropdown-content { right: -50px; min-width: 200px; }
    .hero { padding: 40px 0 30px; }
    h1 { font-size: 1.8rem; }
    .hero-sub { font-size: 0.95rem; }
    .hero-badges span { font-size: 0.65rem; padding: 4px 10px; }
    .btn-primary, .btn-secondary, .btn-wa { padding: 12px 24px; font-size: 0.85rem; }
    .card { padding: 20px 16px; }
    .card h3 { font-size: 1.1rem; }
    .card-price { font-size: 1.6rem; }
    .section-title { font-size: 1.5rem; }
    .trust-items { gap: 20px; }
    .trust-item { font-size: 0.7rem; }
    .trust-item span { font-size: 1.1rem; }
}

@media (max-width: 375px) and (min-width: 375px) {
    .logo-txt { font-size: 1.3rem; }
    .tagline { font-size: 0.55rem; }
    .nav-links { gap: 12px; flex-wrap: wrap; justify-content: center; }
    .nav-dropdown-content { right: -55px; min-width: 220px; }
    .hero { padding: 45px 0 35px; }
    h1 { font-size: 1.9rem; }
    .hero-sub { font-size: 1rem; }
    .hero-badges span { font-size: 0.7rem; padding: 5px 12px; }
    .btn-primary, .btn-secondary, .btn-wa { padding: 14px 26px; font-size: 0.9rem; }
    .card { padding: 22px 18px; }
    .card h3 { font-size: 1.15rem; }
    .card-price { font-size: 1.7rem; }
    .section-title { font-size: 1.6rem; }
    .trust-items { gap: 25px; }
    .trust-item { font-size: 0.75rem; }
    .trust-item span { font-size: 1.2rem; }
}

@media (max-width: 479px) and (min-width: 376px) {
    .logo-txt { font-size: 1.4rem; }
    .tagline { font-size: 0.6rem; }
    .nav-links { gap: 16px; flex-wrap: wrap; justify-content: center; }
    .nav-dropdown-content { right: -60px; min-width: 240px; }
    .hero { padding: 50px 0 40px; }
    h1 { font-size: 2rem; }
    .hero-sub { font-size: 1.05rem; }
    .hero-badges span { font-size: 0.72rem; padding: 6px 14px; }
    .btn-primary, .btn-secondary, .btn-wa { padding: 15px 28px; font-size: 0.92rem; }
    .card { padding: 24px 20px; }
    .card h3 { font-size: 1.2rem; }
    .card-price { font-size: 1.8rem; }
    .section-title { font-size: 1.7rem; }
    .trust-items { gap: 30px; }
    .trust-item { font-size: 0.78rem; }
    .trust-item span { font-size: 1.25rem; }
}

@media (max-width: 767px) and (min-width: 480px) {
    .nav-bar { flex-direction: column; gap: 10px; }
    .nav-links { gap: 14px; flex-wrap: wrap; justify-content: center; }
    .nav-dropdown-content { right: -40px; }
    .hero { padding: 50px 0 40px; }
    .audio-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
    .card { padding: 26px 24px; }
    .card h3 { font-size: 1.25rem; }
    .card-price { font-size: 1.9rem; }
    .section-title { font-size: 1.8rem; }
    .section-sub { font-size: 1rem; }
    .trust-items { gap: 30px; }
    .trust-item { font-size: 0.8rem; }
    .trust-item span { font-size: 1.3rem; }
    .footer-links a { margin: 0 8px; font-size: 0.8rem; }
}

@media (max-width: 1023px) and (min-width: 768px) {
    .nav-bar { flex-direction: column; gap: 10px; }
    .nav-links { gap: 14px; flex-wrap: wrap; justify-content: center; }
    .nav-dropdown-content { right: -40px; }
    .hero { padding: 60px 0 50px; }
    .audio-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(4, 1fr); }
    .card { padding: 26px 24px; }
    .card h3 { font-size: 1.25rem; }
    .card-price { font-size: 1.9rem; }
    .section-title { font-size: 1.8rem; }
    .section-sub { font-size: 1rem; }
    .trust-items { gap: 30px; }
    .trust-item { font-size: 0.8rem; }
    .trust-item span { font-size: 1.3rem; }
    .footer-links a { margin: 0 8px; font-size: 0.8rem; }
}

@media (min-width: 1024px) {
    .nav-bar { flex-direction: row; }
    .nav-links { gap: 24px; }
    .nav-dropdown-content { right: 0; }
    .hero { padding: 80px 0 60px; }
    .audio-grid { grid-template-columns: 1fr 1fr; }
    .services-grid { grid-template-columns: repeat(3, 1fr); }
    .steps-grid { grid-template-columns: repeat(4, 1fr); }
    .card { padding: 28px 22px; }
    .card h3 { font-size: 1.3rem; }
    .card-price { font-size: 2rem; }
    .section-title { font-size: 2rem; }
    .section-sub { font-size: 0.95rem; }
    .trust-items { gap: 40px; }
    .trust-item { font-size: 0.8rem; }
    .trust-item span { font-size: 1.3rem; }
    .footer-links a { margin: 0 12px; font-size: 0.85rem; }
}