/* ============================================
   APRENDIX STYLESHEET - NUEVA VERSIÓN
   Cuaderno potenciado con IA
   ============================================ */

/* ============ VARIABLES ============ */
:root {
    /* Colores Principales - Oscuros */
    --cafe-oscuro: #431A05;
    --negro-mate: #1A1A1A;
    --negro-profundo: #0F0F0F;
    --marron-medio: #2D1810;
    
    /* Colores de Acento - Naranjas */
    --naranja-principal: #D74900;
    --naranja-fuego: #FF6F00;
    --naranja-brillante: #FF9900;
    
    /* Colores Complementarios */
    --blanco: #FFFFFF;
    --gris-claro: #f5f5f5;
    --gris-medio: #808080;
    
    /* Colores para Planes */
    --verde: #0C9100;
    --morado: #5B0098;
    
    /* Gradientes */
    --gradient-bg: linear-gradient(135deg, #431A05 0%, #1A1A1A 50%, #0F0F0F 75%, #2D1810 100%);
    --gradient-orange: linear-gradient(135deg, #D74900 0%, #FF6F00 50%, #FF9900 100%);
    --gradient-dark: linear-gradient(180deg, #0F0F0F 0%, #1A1A1A 100%);
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-orange: 0 8px 24px rgba(215, 73, 0, 0.4);
    
    /* Animaciones */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
}

/* ============ RESET & BASE ============ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--blanco);
    background: var(--negro-profundo);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ============ UTILITY CLASSES ============ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.text-gradient {
    background: var(--gradient-orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-highlight {
    color: var(--naranja-principal);
    font-weight: 700;
}

/* ============ BUTTONS ============ */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-orange);
    color: var(--blanco);
    box-shadow: var(--shadow-orange);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(215, 73, 0, 0.5);
}

.btn-hero-primary {
    background: var(--gradient-orange);
    color: var(--blanco);
    padding: 1rem 2.5rem;
    font-size: 1.0625rem;
    box-shadow: var(--shadow-orange);
    font-weight: 700;
}

.btn-hero-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(215, 73, 0, 0.6);
}

.btn-hero-secondary {
    background: transparent;
    color: var(--blanco);
    border: 2px solid var(--naranja-principal);
    padding: 1rem 2.5rem;
    font-size: 1.0625rem;
    font-weight: 700;
}

.btn-hero-secondary:hover {
    background: var(--naranja-principal);
    color: var(--blanco);
    transform: translateY(-3px);
}

/* ============ HEADER ============ */
.header {
    background: rgba(15, 15, 15, 0.95);
    border-bottom: 1px solid rgba(215, 73, 0, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(15, 15, 15, 0.98);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 1000;
    background: var(--gradient-orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
   
}

.nav {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav .btn-primary {
    display: none;
}

.nav-toggle {
    display: none;
}

.nav-link {
    color: var(--blanco);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-orange);
    transition: width 0.3s ease;
    border-radius: 2px;
}

.nav-link:hover {
    color: var(--naranja-principal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* ============ HERO SECTION ============ */
.hero {
    background: var(--gradient-bg);
    padding: 5rem 2rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -15%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(215, 73, 0, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: slideUp 0.8s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(215, 73, 0, 0.2);
    color: var(--naranja-brillante);
    padding: 0.625rem 1.5rem;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 700;
    margin-bottom: 1.75rem;
    border: 1px solid rgba(215, 73, 0, 0.3);
}

.badge-icon {
    font-size: 1.125rem;
}

.hero-title {
    font-size: 3.75rem;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--blanco);
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gris-medio);
    line-height: 1.7;
    margin-bottom: 2.5rem;
    max-width: 540px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    padding-top: 2.5rem;
    border-top: 2px solid rgba(215, 73, 0, 0.3);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-size: 2.25rem;
    font-weight: 900;
    background: var(--gradient-orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.9375rem;
    color: var(--gris-medio);
    font-weight: 600;
}

/* ============ HERO VISUAL ============ */
.hero-visual {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.phones-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.phone-frame {
    position: absolute;
    width: 260px;
    height: 520px;
    background: linear-gradient(145deg, #2D1810 0%, #1A1A1A 100%);
    border-radius: 36px;
    padding: 12px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 2px solid rgba(215, 73, 0, 0.2);
}

.phone-frame::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 26px;
    background: #0F0F0F;
    border-radius: 0 0 18px 18px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    border-radius: 28px;
    object-fit: cover;
    display: block;
}

.phone-1 {
    z-index: 3;
    animation: float 10s ease-in-out infinite;
}

.phone-2 {
    transform: translateX(-180px) scale(0.88);
    z-index: 2;
    opacity: 0.85;
    animation: float 15s ease-in-out infinite 3s;
}

.phone-3 {
    transform: translateX(180px) scale(0.88);
    z-index: 2;
    opacity: 0.85;
    animation: float 15s ease-in-out infinite 5s;
}

.phone-frame:hover {
    transform: translateY(-12px) scale(1.05);
    z-index: 10;
    box-shadow: 0 25px 70px rgba(215, 73, 0, 0.4);
    border-color: var(--naranja-principal);
}

.phone-2:hover {
    transform: translateX(-180px) translateY(-12px) scale(0.92);
}

.phone-3:hover {
    transform: translateX(180px) translateY(-12px) scale(0.92);
}

/* ============ FLOATING ELEMENTS ============ */
.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.float-icon {
    position: absolute;
    font-size: 2.5rem;
    opacity: 0.5;
    animation: float 4s ease-in-out infinite;
}

.float-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.float-2 {
    top: 20%;
    right: 10%;
    animation-delay: 1s;
}

.float-3 {
    bottom: 20%;
    left: 5%;
    animation-delay: 2s;
}

.float-4 {
    bottom: 10%;
    right: 15%;
    animation-delay: 1.5s;
}
/* ============ WHY SECTION ============ */
.why-section {
    padding: 6rem 2rem;
    background: var(--gradient-dark);
    position: relative;
}

.why-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--naranja-principal), transparent);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    background: rgba(215, 73, 0, 0.2);
    color: var(--naranja-brillante);
    padding: 0.625rem 1.5rem;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid rgba(215, 73, 0, 0.3);
}

.section-title {
    font-size: 3rem;
    font-weight: 900;
    color: var(--blanco);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--gris-medio);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 500;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}

.why-card {
    background: rgba(26, 26, 26, 0.6);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
    border: 2px solid rgba(215, 73, 0, 0.1);
    backdrop-filter: blur(10px);
}

.why-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(215, 73, 0, 0.3);
    border-color: rgba(215, 73, 0, 0.4);
    background: rgba(26, 26, 26, 0.8);
}

.why-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.why-card h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--blanco);
    margin-bottom: 1rem;
}

.why-card p {
    color: var(--gris-medio);
    line-height: 1.7;
    font-size: 0.9375rem;
    font-weight: 500;
}

/* ============ FEATURES SECTION ============ */
.features {
    padding: 6rem 2rem;
    background: var(--gradient-bg);
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 6rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.feature-row.feature-reverse {
    grid-template-columns: 1fr 1fr;
}

.feature-row.feature-reverse .feature-content {
    order: 2;
}

.feature-row.feature-reverse .feature-image {
    order: 1;
}

.feature-tag {
    display: inline-block;
    background: rgba(215, 73, 0, 0.2);
    color: var(--naranja-brillante);
    padding: 0.5rem 1.25rem;
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid rgba(215, 73, 0, 0.3);
}

.feature-title {
    font-size: 2.25rem;
    font-weight: 900;
    color: var(--blanco);
    line-height: 1.2;
    margin-bottom: 1.25rem;
}

.feature-description {
    font-size: 1.0625rem;
    color: var(--gris-medio);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.feature-list li {
    font-size: 0.9375rem;
    color: var(--blanco);
    font-weight: 600;
    padding-left: 0.5rem;
}

.feature-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.feature-phone {
    width: 280px;
    height: 560px;
    background: linear-gradient(145deg, #2D1810 0%, #1A1A1A 100%);
    border-radius: 40px;
    padding: 14px;
    box-shadow: var(--shadow-lg);
    position: relative;
    transition: var(--transition);
    border: 2px solid rgba(215, 73, 0, 0.2);
}

.feature-phone::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 130px;
    height: 28px;
    background: #0F0F0F;
    border-radius: 0 0 20px 20px;
    z-index: 10;
}

.feature-phone:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 25px 70px rgba(215, 73, 0, 0.4);
    border-color: var(--naranja-principal);
}

.feature-img {
    width: 100%;
    height: 100%;
    border-radius: 30px;
    object-fit: cover;
    display: block;
}

/* ============ PLANS SECTION ============ */
.plans {
    padding: 6rem 2rem;
    background: var(--gradient-dark);
    position: relative;
}

.plans::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--naranja-principal), transparent);
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.plan-card {
    background: rgba(26, 26, 26, 0.6);
    border-radius: 24px;
    padding: 2.5rem;
    border: 2px solid rgba(215, 73, 0, 0.2);
    transition: var(--transition);
    position: relative;
    backdrop-filter: blur(10px);
}

.plan-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(215, 73, 0, 0.3);
    border-color: rgba(215, 73, 0, 0.5);
}

.plan-popular {
    border: 3px solid var(--naranja-principal);
    box-shadow: 0 8px 32px rgba(215, 73, 0, 0.3);
    background: rgba(26, 26, 26, 0.8);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-orange);
    color: var(--blanco);
    padding: 0.5rem 1.5rem;
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.plan-header {
    text-align: center;
    margin-bottom: 2rem;
}

.plan-icon {
    margin-bottom: 1rem;
}

.plan-name {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--blanco);
    margin-bottom: 0.75rem;
}

.plan-badge {
    display: inline-block;
    padding: 0.375rem 1rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-green {
    background: rgba(12, 145, 0, 0.2);
    color: var(--verde);
    border: 1px solid rgba(12, 145, 0, 0.3);
}

.badge-orange {
    background: rgba(215, 73, 0, 0.2);
    color: var(--naranja-brillante);
    border: 1px solid rgba(215, 73, 0, 0.3);
}

.badge-purple {
    background: rgba(91, 0, 152, 0.2);
    color: var(--morado);
    border: 1px solid rgba(91, 0, 152, 0.3);
}

.plan-price {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid rgba(215, 73, 0, 0.2);
}

.price-amount {
    font-size: 3rem;
    font-weight: 900;
    color: var(--blanco);
    display: block;
}

.price-period {
    font-size: 0.9375rem;
    color: var(--gris-medio);
    font-weight: 600;
}

.plan-features {
    list-style: none;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.plan-features li {
    font-size: 0.9375rem;
    color: var(--blanco);
    font-weight: 500;
    padding-left: 0.5rem;
}

.btn-plan {
    width: 100%;
    background: var(--gradient-orange);
    color: var(--blanco);
    padding: 1rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: var(--shadow-orange);
}

.btn-plan:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(215, 73, 0, 0.5);
}

.btn-plan-popular {
    background: var(--gradient-orange);
    box-shadow: var(--shadow-orange);
}

/* ============ VALDAV SECTION ============ */
.valdav-section {
    background: var(--gradient-bg);
    padding: 5rem 2rem;
    border-top: 1px solid rgba(215, 73, 0, 0.2);
}

.valdav-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.valdav-label {
    color: var(--gris-medio);
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.valdav-logo {
    max-width: 300px;
    height: auto;
    margin-bottom: 1.5rem;
}

.valdav-description {
    color: var(--gris-medio);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    font-weight: 500;
}

.btn-valdav {
    background: rgba(215, 73, 0, 0.2);
    color: var(--blanco);
    border: 2px solid rgba(215, 73, 0, 0.4);
    padding: 1rem 2.5rem;
    backdrop-filter: blur(10px);
}

.btn-valdav:hover {
    background: rgba(215, 73, 0, 0.3);
    border-color: var(--naranja-principal);
    transform: translateY(-3px);
}

/* ============ CTA SECTION ============ */
.cta {
    background: var(--gradient-orange);
    padding: 5rem 2rem;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.75rem;
    font-weight: 900;
    color: var(--blanco);
    line-height: 1.2;
    margin-bottom: 1.25rem;
}

.cta-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2.5rem;
    font-weight: 500;
}

.btn-cta {
    background: var(--blanco);
    color: var(--naranja-principal);
    padding: 1.125rem 3rem;
    font-size: 1.125rem;
    font-weight: 700;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}
.terms {
    font-size: 10px;
    text-align: center;
}

/* ============ FOOTER ============ */
.footer {
    background: var(--negro-profundo);
    color: var(--blanco);
    padding: 4rem 2rem 2rem;
    border-top: 1px solid rgba(215, 73, 0, 0.2);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    width: 50px;
    height: 50px;
}

.footer-tagline {
    color: var(--gris-medio);
    font-size: 0.9375rem;
    font-weight: 500;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-column h4 {
    color: var(--blanco);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.footer-column a {
    color: var(--gris-medio);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: var(--transition-fast);
    font-weight: 500;
}

.footer-column a:hover {
    color: var(--naranja-principal);
    padding-left: 0.25rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(215, 73, 0, 0.2);
}

.footer-bottom p {
    color: var(--gris-medio);
    font-size: 0.875rem;
    font-weight: 500;
}

/* ============ ANIMATIONS ============ */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============ RESPONSIVE DESIGN ============ */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual {
        height: 500px;
    }
    
    .phone-2 {
        transform: translateX(-140px) scale(0.85);
    }
    
    .phone-3 {
        transform: translateX(140px) scale(0.85);
    }
    
    .feature-row,
    .feature-row.feature-reverse {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .feature-row.feature-reverse .feature-content,
    .feature-row.feature-reverse .feature-image {
        order: unset;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 0.75rem 1.5rem;
    }
    
    .logo-img {
        width: 32px;
        height: 32px;
    }
    
    .logo-text {
        font-size: 1.25rem;
    }
    
    .header-actions {
        display: none;
    }
    
    .nav {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: rgba(15, 15, 15, 0.98);
        flex-direction: column;
        padding: 1.5rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-150%);
        opacity: 0;
        transition: transform 0.3s ease, opacity 0.3s ease;
        gap: 1rem;
        border-bottom: 2px solid var(--naranja-principal);
    }
    
    .nav.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .nav-toggle {
        display: flex;
        flex-direction: column;
        background: none;
        border: none;
        cursor: pointer;
        padding: 0.5rem;
        gap: 5px;
    }
    
    .nav-toggle span {
        display: block;
        width: 25px;
        height: 3px;
        background: var(--naranja-principal);
        transition: 0.3s;
        border-radius: 2px;
    }
    
    .nav-link {
        padding: 0.5rem 0;
        width: 100%;
        text-align: center;
    }
    
    .nav-link::after {
        display: none;
    }
    
    .nav .btn-primary {
        display: block;
        width: 100%;
        margin-top: 0.5rem;
        padding: 0.875rem 1.5rem;
    }
    
    .hero {
        padding: 3rem 1.5rem 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.0625rem;
    }
    
    .hero-stats {
        gap: 2rem;
        flex-wrap: wrap;
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .hero-visual {
        height: 400px;
    }
    
    .phone-frame {
        width: 220px;
        height: 440px;
    }
    
    .phone-2 {
        transform: translateX(-100px) scale(0.75);
    }
    
    .phone-3 {
        transform: translateX(100px) scale(0.75);
    }
    
    .section-title {
        font-size: 2.25rem;
    }
    
    .feature-title {
        font-size: 1.75rem;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.25rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-hero-primary,
    .btn-hero-secondary {
        width: 100%;
    }
    
    .phone-1 {
        width: 200px;
        height: 400px;
    }
    
    .phone-2,
    .phone-3 {
        display: none;
    }
    
    .section-title {
        font-size: 1.875rem;
    }
    
    .plans-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}