/* ========================================
   MODERN COTAFACIL STYLES - 2026
   ======================================== */

:root {
   /* Colors */
   --primary: #2196F3;
   --primary-dark: #1565C0;
   --primary-light: #64B5F6;
   --secondary: #00BCD4;
   --secondary-dark: #0097A7;
   --success: #4CAF50;
   --info: #29B6F6;
   --warning: #FF9800;
   --danger: #F44336;
   --purple: #9C27B0;
   --dark: #212121;
   --light: #F5F5F5;
   --white: #FFFFFF;
   --gray-100: #F8F9FA;
   --gray-200: #E9ECEF;
   --gray-300: #DEE2E6;
   --gray-400: #CED4DA;
   --gray-500: #ADB5BD;
   --gray-600: #6C757D;
   --gray-700: #495057;
   --gray-800: #343A40;
   --gray-900: #212529;

   /* Gradients */
   --gradient-primary: linear-gradient(135deg, #2196F3 0%, #1565C0 100%);
   --gradient-success: linear-gradient(135deg, #4CAF50 0%, #2E7D32 100%);
   --gradient-info: linear-gradient(135deg, #00BCD4 0%, #0097A7 100%);
   --gradient-warning: linear-gradient(135deg, #FF9800 0%, #F57C00 100%);
   --gradient-danger: linear-gradient(135deg, #F44336 0%, #C62828 100%);
   --gradient-purple: linear-gradient(135deg, #9C27B0 0%, #6A1B9A 100%);
   --gradient-hero: linear-gradient(135deg, #1E88E5 0%, #1565C0 100%);

   /* Shadows */
   --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
   --shadow: 0 4px 6px rgba(0,0,0,0.07);
   --shadow-md: 0 6px 12px rgba(0,0,0,0.1);
   --shadow-lg: 0 10px 20px rgba(0,0,0,0.15);
   --shadow-xl: 0 20px 40px rgba(0,0,0,0.2);

   /* Spacing */
   --spacing-xs: 0.5rem;
   --spacing-sm: 1rem;
   --spacing-md: 1.5rem;
   --spacing-lg: 2rem;
   --spacing-xl: 3rem;
   --spacing-2xl: 4rem;
   --spacing-3xl: 6rem;

   /* Border Radius */
   --radius-sm: 6px;
   --radius: 12px;
   --radius-lg: 16px;
   --radius-xl: 24px;
   --radius-2xl: 32px;
   --radius-full: 9999px;

   /* Typography */
   --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
   
   /* Transitions */
   --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
   --transition-fast: all 0.15s ease;
   --transition-slow: all 0.5s ease;
}

/* ========================================
   RESET & BASE
   ======================================== */

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

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

body {
   font-family: var(--font-primary);
   color: var(--gray-900);
   background-color: var(--white);
   line-height: 1.6;
   -webkit-font-smoothing: antialiased;
   -moz-osx-font-smoothing: grayscale;
}

img {
   max-width: 100%;
   height: auto;
   display: block;
}

a {
   text-decoration: none;
   color: inherit;
   transition: var(--transition);
}

ul {
   list-style: none;
}

/* ========================================
   UTILITIES
   ======================================== */

.container {
   max-width: 1200px;
   margin: 0 auto;
   padding: 0 var(--spacing-md);
}

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

/* ========================================
   NAVIGATION
   ======================================== */

.navbar {
   position: fixed;
   top: 0;
   left: 0;
   right: 0;
   z-index: 1000;
   background: rgba(255, 255, 255, 0.95);
   backdrop-filter: blur(10px);
   box-shadow: var(--shadow-sm);
   transition: var(--transition);
}

.navbar.scrolled {
   box-shadow: var(--shadow);
}

.navbar .container {
   display: flex;
   align-items: center;
   justify-content: space-between;
   padding-top: var(--spacing-sm);
   padding-bottom: var(--spacing-sm);
}

.logo img {
   height: 40px;
   width: auto;
}

.nav-menu {
   display: flex;
   align-items: center;
   gap: var(--spacing-md);
}

.nav-link {
   font-weight: 500;
   font-size: 0.95rem;
   color: var(--gray-700);
   padding: var(--spacing-xs) var(--spacing-sm);
   border-radius: var(--radius-sm);
   transition: var(--transition);
}

.nav-link:hover {
   color: var(--primary);
   background: var(--gray-100);
}

.btn-nav-cta {
   background: var(--gradient-primary);
   color: var(--white) !important;
   padding: var(--spacing-xs) var(--spacing-md) !important;
   border-radius: var(--radius-full);
   font-weight: 600;
}

.btn-nav-cta:hover {
   transform: translateY(-2px);
   box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
   display: none;
   flex-direction: column;
   gap: 5px;
   background: transparent;
   border: none;
   cursor: pointer;
   padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
   width: 25px;
   height: 2px;
   background: var(--gray-800);
   transition: var(--transition);
   border-radius: 2px;
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
   position: relative;
   min-height: 100vh;
   display: flex;
   align-items: center;
   padding-top: 80px;
   overflow: hidden;
}

.hero-background {
   position: absolute;
   top: 0;
   left: 0;
   right: 0;
   bottom: 0;
   background: var(--gradient-hero);
   z-index: -1;
}

.hero-overlay {
   position: absolute;
   top: 0;
   left: 0;
   right: 0;
   bottom: 0;
   background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.1) 0%, transparent 50%);
}

.hero .container {
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: var(--spacing-3xl);
   align-items: center;
}

.hero-content {
   color: var(--white);
}

.hero-badge {
   display: inline-flex;
   align-items: center;
   gap: var(--spacing-xs);
   background: rgba(255, 255, 255, 0.2);
   backdrop-filter: blur(10px);
   padding: var(--spacing-xs) var(--spacing-md);
   border-radius: var(--radius-full);
   font-size: 0.9rem;
   font-weight: 500;
   margin-bottom: var(--spacing-md);
   animation: fadeInDown 0.6s ease;
}

.hero-title {
   font-size: 3.5rem;
   font-weight: 800;
   line-height: 1.2;
   margin-bottom: var(--spacing-md);
   animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-subtitle {
   font-size: 1.25rem;
   line-height: 1.8;
   opacity: 0.95;
   margin-bottom: var(--spacing-xl);
   animation: fadeInUp 0.6s ease 0.4s both;
}

.hero-actions {
   display: flex;
   gap: var(--spacing-md);
   margin-bottom: var(--spacing-xl);
   animation: fadeInUp 0.6s ease 0.6s both;
}

.hero-stats {
   display: grid;
   grid-template-columns: repeat(3, 1fr);
   gap: var(--spacing-lg);
   animation: fadeInUp 0.6s ease 0.8s both;
}

.stat {
   text-align: center;
}

.stat-number {
   display: block;
   font-size: 2.5rem;
   font-weight: 800;
   line-height: 1;
   margin-bottom: var(--spacing-xs);
}

.stat-label {
   font-size: 0.9rem;
   opacity: 0.9;
}

.hero-image {
   animation: fadeInRight 0.8s ease 0.4s both;
}

.hero-image img {
   width: 100%;
   filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
}

.floating {
   animation: floating 3s ease-in-out infinite;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
   display: inline-flex;
   align-items: center;
   justify-content: center;
   gap: var(--spacing-xs);
   padding: var(--spacing-sm) var(--spacing-lg);
   font-size: 1rem;
   font-weight: 600;
   border-radius: var(--radius);
   border: none;
   cursor: pointer;
   transition: var(--transition);
   text-align: center;
   white-space: nowrap;
}

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

.btn-primary:hover {
   background: var(--primary-dark);
   transform: translateY(-2px);
   box-shadow: var(--shadow-lg);
}

.btn-outline {
   background: transparent;
   color: var(--white);
   border: 2px solid var(--white);
}

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

.btn-lg {
   padding: var(--spacing-md) var(--spacing-xl);
   font-size: 1.1rem;
}

.btn-block {
   width: 100%;
}

/* ========================================
   SECTIONS
   ======================================== */

section {
   padding: var(--spacing-3xl) 0;
}

.section-header {
   margin-bottom: var(--spacing-3xl);
}

.section-header.centered {
   text-align: center;
   max-width: 800px;
   margin-left: auto;
   margin-right: auto;
}

.section-badge {
   display: inline-block;
   background: var(--gradient-primary);
   color: var(--white);
   padding: var(--spacing-xs) var(--spacing-md);
   border-radius: var(--radius-full);
   font-size: 0.85rem;
   font-weight: 600;
   text-transform: uppercase;
   letter-spacing: 0.5px;
   margin-bottom: var(--spacing-md);
}

.section-title {
   font-size: 2.5rem;
   font-weight: 800;
   line-height: 1.3;
   margin-bottom: var(--spacing-md);
   color: var(--gray-900);
}

.section-subtitle {
   font-size: 1.15rem;
   line-height: 1.8;
   color: var(--gray-600);
}

/* ========================================
   ABOUT / FEATURES
   ======================================== */

.about {
   background: var(--gray-100);
}

.features-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
   gap: var(--spacing-lg);
}

.feature-card {
   background: var(--white);
   padding: var(--spacing-xl);
   border-radius: var(--radius-lg);
   box-shadow: var(--shadow);
   transition: var(--transition);
}

.feature-card:hover {
   transform: translateY(-8px);
   box-shadow: var(--shadow-xl);
}

.feature-icon {
   width: 64px;
   height: 64px;
   border-radius: var(--radius-lg);
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.75rem;
   color: var(--white);
   margin-bottom: var(--spacing-md);
}

.gradient-primary { background: var(--gradient-primary); }
.gradient-success { background: var(--gradient-success); }
.gradient-info { background: var(--gradient-info); }
.gradient-warning { background: var(--gradient-warning); }
.gradient-danger { background: var(--gradient-danger); }
.gradient-purple { background: var(--gradient-purple); }

.feature-card h3 {
   font-size: 1.5rem;
   font-weight: 700;
   margin-bottom: var(--spacing-sm);
   color: var(--gray-900);
}

.feature-card p {
   color: var(--gray-600);
   line-height: 1.7;
}

/* ========================================
   FEATURE SHOWCASE
   ======================================== */

.feature-showcase {
   display: flex;
   flex-direction: column;
   gap: var(--spacing-3xl);
}

.showcase-item {
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: var(--spacing-3xl);
   align-items: center;
}

.showcase-item.reverse {
   direction: rtl;
}

.showcase-item.reverse > * {
   direction: ltr;
}

.showcase-icon {
   width: 80px;
   height: 80px;
   border-radius: var(--radius-xl);
   background: var(--gradient-primary);
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 2rem;
   color: var(--white);
   margin-bottom: var(--spacing-md);
}

.showcase-content h3 {
   font-size: 2rem;
   font-weight: 700;
   margin-bottom: var(--spacing-md);
   color: var(--gray-900);
}

.showcase-content p {
   font-size: 1.1rem;
   color: var(--gray-600);
   line-height: 1.8;
   margin-bottom: var(--spacing-md);
}

.feature-list {
   display: flex;
   flex-direction: column;
   gap: var(--spacing-sm);
}

.feature-list li {
   display: flex;
   align-items: center;
   gap: var(--spacing-sm);
   color: var(--gray-700);
   font-size: 1rem;
}

.feature-list i {
   color: var(--primary);
   font-size: 1.2rem;
}

.showcase-image img {
   width: 100%;
   filter: drop-shadow(0 10px 30px rgba(0,0,0,0.15));
}

/* ========================================
   PRICING
   ======================================== */

.pricing {
   background: linear-gradient(180deg, var(--white) 0%, var(--gray-100) 100%);
}

.pricing-grid {
   display: grid;
   grid-template-columns: repeat(4, 1fr);
   gap: var(--spacing-lg);
   max-width: 1400px;
   margin: 0 auto;
}

.pricing-card {
   background: var(--white);
   border-radius: var(--radius-xl);
   padding: var(--spacing-xl);
   box-shadow: var(--shadow);
   transition: var(--transition);
   position: relative;
   border: 2px solid transparent;
}

.pricing-card:hover {
   transform: translateY(-8px);
   box-shadow: var(--shadow-xl);
}

.pricing-card.featured {
   border-color: var(--primary);
   transform: scale(1.05);
}

.pricing-card.featured:hover {
   transform: scale(1.08) translateY(-8px);
}

/* Botão visível nos cards não-destacados (fundo branco) */
.pricing-card:not(.featured) .btn-outline {
   color: var(--primary);
   border-color: var(--primary);
}

.pricing-card:not(.featured) .btn-outline:hover {
   background: var(--primary);
   color: var(--white);
}

.featured-badge {
   position: absolute;
   top: -12px;
   left: 50%;
   transform: translateX(-50%);
   background: var(--gradient-primary);
   color: var(--white);
   padding: var(--spacing-xs) var(--spacing-md);
   border-radius: var(--radius-full);
   font-size: 0.85rem;
   font-weight: 600;
   text-transform: uppercase;
   letter-spacing: 0.5px;
}

.pricing-header {
   text-align: center;
   margin-bottom: var(--spacing-lg);
   padding-bottom: var(--spacing-lg);
   border-bottom: 2px solid var(--gray-200);
}

.pricing-header h3 {
   font-size: 1.5rem;
   font-weight: 700;
   margin-bottom: var(--spacing-md);
   color: var(--gray-900);
}

.price {
   display: flex;
   align-items: baseline;
   justify-content: center;
   gap: 4px;
}

.currency {
   font-size: 1.5rem;
   font-weight: 600;
   color: var(--gray-600);
}

.amount {
   font-size: 3rem;
   font-weight: 800;
   color: var(--gray-900);
   line-height: 1;
}

.period {
   font-size: 1rem;
   color: var(--gray-600);
}

.discount {
   margin-top: var(--spacing-xs);
   color: var(--primary);
   font-weight: 600;
   font-size: 0.95rem;
}

.pricing-features {
   margin-bottom: var(--spacing-lg);
}

.pricing-features li {
   display: flex;
   align-items: center;
   gap: var(--spacing-sm);
   padding: var(--spacing-sm) 0;
   color: var(--gray-700);
}

.pricing-features i {
   color: var(--primary);
   font-size: 1.2rem;
}

/* Loading e Error states */
#planosLoading, #planosError {
   text-align: center;
   padding: var(--spacing-xl);
}

#planosLoading .spinner {
   width: 50px;
   height: 50px;
   margin: 0 auto var(--spacing-md);
   border: 4px solid var(--gray-200);
   border-top-color: var(--primary);
   border-radius: 50%;
   animation: spin 1s linear infinite;
}

@keyframes spin {
   to { transform: rotate(360deg); }
}

#planosLoading p {
   color: var(--gray-600);
   font-size: 1rem;
}

#planosError {
   color: var(--danger);
}

#planosError i {
   font-size: 3rem;
   margin-bottom: var(--spacing-md);
}

#planosError p {
   font-size: 1.1rem;
   margin-bottom: var(--spacing-md);
}

#planosError button {
   margin-top: var(--spacing-md);
}

#planosContainer {
   display: none;
}

/* ========================================
   DOWNLOAD
   ======================================== */

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

.download .section-badge {
   background: rgba(255, 255, 255, 0.2);
}

.download .section-title {
   color: var(--white);
}

.download .section-subtitle {
   color: rgba(255, 255, 255, 0.8);
}

.download-section {
   margin-bottom: var(--spacing-xl);
}

.download-section:last-child {
   margin-bottom: 0;
}

.download-title {
   text-align: center;
   font-size: 1.75rem;
   font-weight: 700;
   margin-bottom: var(--spacing-lg);
   color: var(--white);
}

.download-buttons {
   display: flex;
   flex-wrap: wrap;
   justify-content: center;
   gap: var(--spacing-md);
}

.download-btn {
   display: flex;
   align-items: center;
   gap: var(--spacing-md);
   background: rgba(255, 255, 255, 0.1);
   backdrop-filter: blur(10px);
   padding: var(--spacing-md) var(--spacing-lg);
   border-radius: var(--radius);
   border: 2px solid rgba(255, 255, 255, 0.2);
   transition: var(--transition);
   min-width: 200px;
}

.download-btn:hover {
   background: rgba(255, 255, 255, 0.2);
   border-color: rgba(255, 255, 255, 0.4);
   transform: translateY(-4px);
}

.download-btn i {
   font-size: 2rem;
}

.download-btn small {
   display: block;
   font-size: 0.85rem;
   opacity: 0.8;
}

.download-btn strong {
   display: block;
   font-size: 1.1rem;
   font-weight: 600;
}

/* -------------------------------------------
   VERSION CARDS (App Legado x Nova Versão)
   ------------------------------------------- */

.versions-grid {
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: var(--spacing-xl);
   max-width: 960px;
   margin: 0 auto;
}

.version-card {
   position: relative;
   padding: var(--spacing-xl);
   border-radius: var(--radius-xl);
   display: flex;
   flex-direction: column;
}

.version-legacy {
   background: rgba(255, 255, 255, 0.07);
   border: 1px solid rgba(255, 255, 255, 0.15);
}

.version-new {
   background: linear-gradient(135deg, rgba(33, 150, 243, 0.2) 0%, rgba(21, 101, 192, 0.2) 100%);
   border: 2px solid var(--primary);
   box-shadow: 0 0 40px rgba(33, 150, 243, 0.2);
}

.version-badge-tag {
   position: absolute;
   top: -13px;
   left: var(--spacing-lg);
   padding: 4px 14px;
   border-radius: 20px;
   font-size: 0.72rem;
   font-weight: 700;
   text-transform: uppercase;
   letter-spacing: 0.7px;
   background: rgba(255, 255, 255, 0.2);
   color: rgba(255, 255, 255, 0.75);
}

.version-badge-tag.version-badge-new {
   background: var(--primary);
   color: var(--white);
}

.version-header {
   text-align: center;
   margin-bottom: var(--spacing-lg);
}

.version-icon {
   width: 64px;
   height: 64px;
   border-radius: 50%;
   display: flex;
   align-items: center;
   justify-content: center;
   margin: 0 auto var(--spacing-md);
   font-size: 1.75rem;
}

.version-legacy .version-icon {
   background: rgba(255, 255, 255, 0.1);
   color: rgba(255, 255, 255, 0.65);
}

.version-new .version-icon {
   background: var(--primary);
   color: var(--white);
}

.version-card h3 {
   font-size: 1.3rem;
   font-weight: 700;
   color: var(--white);
   margin-bottom: var(--spacing-xs);
}

.version-desc {
   color: rgba(255, 255, 255, 0.65);
   font-size: 0.9rem;
   line-height: 1.55;
}

.version-apps {
   flex: 1;
}

.version-app-group {
   margin-bottom: var(--spacing-md);
}

.app-group-label {
   display: flex;
   align-items: center;
   gap: 6px;
   font-size: 0.78rem;
   font-weight: 700;
   text-transform: uppercase;
   letter-spacing: 0.6px;
   color: rgba(255, 255, 255, 0.5);
   margin-bottom: var(--spacing-sm);
   padding-bottom: var(--spacing-xs);
   border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.version-btns {
   display: flex;
   flex-wrap: wrap;
   gap: var(--spacing-sm);
}

.version-legacy .download-btn {
   min-width: unset;
   padding: var(--spacing-sm) var(--spacing-md);
}

.version-legacy .download-btn i {
   font-size: 1.5rem;
}

.version-legacy .download-btn strong {
   font-size: 0.95rem;
}

.version-highlights {
   flex: 1;
   margin-bottom: var(--spacing-lg);
}

.highlight-item {
   display: flex;
   align-items: center;
   gap: var(--spacing-sm);
   color: rgba(255, 255, 255, 0.85);
   font-size: 0.92rem;
   padding: 8px 0;
   border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.highlight-item i {
   color: var(--primary-light);
   font-size: 0.95rem;
   flex-shrink: 0;
}

.highlight-item.muted {
   color: rgba(255, 255, 255, 0.4);
}

.highlight-item.muted i {
   color: rgba(255, 255, 255, 0.25);
}

.btn-block {
   width: 100%;
   justify-content: center;
   margin-top: auto;
}

.version-note {
   text-align: center;
   font-size: 0.8rem;
   color: rgba(255, 255, 255, 0.4);
   margin-top: var(--spacing-sm);
}

/* ========================================
   SIGNUP FORM
   ======================================== */

.signup {
   background: var(--gray-100);
}

.signup-form-wrapper {
   max-width: 800px;
   margin: 0 auto;
}

.signup-form {
   background: var(--white);
   padding: var(--spacing-xl);
   border-radius: var(--radius-xl);
   box-shadow: var(--shadow-lg);
}

.form-section {
   margin-bottom: var(--spacing-xl);
   padding-bottom: var(--spacing-xl);
   border-bottom: 2px solid var(--gray-200);
}

.form-section:last-of-type {
   border-bottom: none;
}

.form-section-title {
   display: flex;
   align-items: center;
   gap: var(--spacing-sm);
   font-size: 1.5rem;
   font-weight: 700;
   margin-bottom: var(--spacing-lg);
   color: var(--gray-900);
}

.form-section-title i {
   color: var(--primary);
}

.form-grid {
   display: grid;
   grid-template-columns: repeat(2, 1fr);
   gap: var(--spacing-md);
}

.form-group {
   display: flex;
   flex-direction: column;
   gap: var(--spacing-xs);
}

.form-group.col-span-2 {
   grid-column: span 2;
}

.form-group label {
   font-weight: 600;
   color: var(--gray-700);
   font-size: 0.95rem;
}

.form-control {
   padding: var(--spacing-sm) var(--spacing-md);
   border: 2px solid var(--gray-300);
   border-radius: var(--radius);
   font-size: 1rem;
   font-family: inherit;
   transition: var(--transition);
   background: var(--white);
}

.form-control:focus {
   outline: none;
   border-color: var(--primary);
   box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.form-control.error {
   border-color: var(--danger);
}

.form-error {
   color: var(--danger);
   font-size: 0.875rem;
   display: none;
}

.form-group.has-error .form-error {
   display: block;
}

.form-message {
   padding: var(--spacing-md);
   border-radius: var(--radius);
   margin-bottom: var(--spacing-md);
   display: none;
   font-weight: 500;
}

.form-message.success {
   background: rgba(76, 175, 80, 0.1);
   color: var(--success);
   border: 2px solid var(--success);
   display: block;
}

.form-message.error {
   background: rgba(244, 67, 54, 0.1);
   color: var(--danger);
   border: 2px solid var(--danger);
   display: block;
}

.form-message.loading {
   background: rgba(33, 150, 243, 0.1);
   color: var(--secondary);
   border: 2px solid var(--secondary);
   display: block;
}

.form-actions {
   margin-top: var(--spacing-lg);
}

.form-disclaimer {
   text-align: center;
   font-size: 0.85rem;
   color: var(--gray-600);
   margin-top: var(--spacing-md);
}

.form-disclaimer a {
   color: var(--primary);
   text-decoration: underline;
}

/* ========================================
   CONTACT
   ======================================== */

.contact {
   background: var(--white);
}

.contact-grid {
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: var(--spacing-3xl);
   align-items: start;
}

.contact-info h2 {
   font-size: 2.5rem;
   font-weight: 800;
   margin-bottom: var(--spacing-md);
   color: var(--gray-900);
}

.contact-info p {
   font-size: 1.15rem;
   color: var(--gray-600);
   margin-bottom: var(--spacing-xl);
}

.contact-methods {
   display: flex;
   flex-direction: column;
   gap: var(--spacing-lg);
}

.contact-method {
   display: flex;
   gap: var(--spacing-md);
   align-items: start;
}

.contact-icon {
   width: 56px;
   height: 56px;
   border-radius: var(--radius);
   background: var(--gradient-primary);
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.5rem;
   color: var(--white);
   flex-shrink: 0;
}

.contact-method h4 {
   font-size: 1.25rem;
   font-weight: 700;
   margin-bottom: var(--spacing-xs);
   color: var(--gray-900);
}

.contact-method p {
   font-size: 1.1rem;
   color: var(--gray-700);
   margin-bottom: 4px;
}

.contact-method small {
   color: var(--gray-600);
   font-size: 0.9rem;
}

.contact-form-box {
   background: var(--gray-100);
   padding: var(--spacing-xl);
   border-radius: var(--radius-xl);
   box-shadow: var(--shadow);
}

.contact-form-box h3 {
   font-size: 1.75rem;
   font-weight: 700;
   margin-bottom: var(--spacing-lg);
   color: var(--gray-900);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
   background: var(--gray-900);
   color: var(--white);
   padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-grid {
   display: grid;
   grid-template-columns: 2fr 1fr 1fr 1fr;
   gap: var(--spacing-xl);
   margin-bottom: var(--spacing-xl);
}

.footer-logo {
   height: 40px;
   width: auto;
   margin-bottom: var(--spacing-md);
}

.footer-col p {
   color: var(--gray-400);
   line-height: 1.8;
   margin-bottom: var(--spacing-md);
}

.footer-col h4 {
   font-size: 1.125rem;
   font-weight: 700;
   margin-bottom: var(--spacing-md);
   color: var(--white);
}

.footer-col ul {
   display: flex;
   flex-direction: column;
   gap: var(--spacing-sm);
}

.footer-col ul li a {
   color: var(--gray-400);
   transition: var(--transition);
}

.footer-col ul li a:hover {
   color: var(--primary);
   padding-left: 4px;
}

.social-links {
   display: flex;
   gap: var(--spacing-sm);
}

.social-links a {
   width: 40px;
   height: 40px;
   border-radius: var(--radius);
   background: rgba(255, 255, 255, 0.1);
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.25rem;
   transition: var(--transition);
}

.social-links a:hover {
   background: var(--primary);
   transform: translateY(-2px);
}

.footer-bottom {
   text-align: center;
   padding-top: var(--spacing-lg);
   border-top: 1px solid var(--gray-800);
}

.footer-bottom p {
   color: var(--gray-500);
   font-size: 0.9rem;
   margin-bottom: var(--spacing-xs);
}

.footer-bottom i {
   color: var(--danger);
}

/* ========================================
   WHATSAPP FLOAT
   ======================================== */

.whatsapp-float {
   position: fixed;
   bottom: 30px;
   right: 30px;
   width: 60px;
   height: 60px;
   background: #25D366;
   color: var(--white);
   border-radius: var(--radius-full);
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 2rem;
   box-shadow: var(--shadow-xl);
   z-index: 999;
   transition: var(--transition);
   animation: pulse 2s infinite;
}

.whatsapp-float:hover {
   transform: scale(1.1);
   box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes fadeInDown {
   from {
      opacity: 0;
      transform: translateY(-20px);
   }
   to {
      opacity: 1;
      transform: translateY(0);
   }
}

@keyframes fadeInUp {
   from {
      opacity: 0;
      transform: translateY(20px);
   }
   to {
      opacity: 1;
      transform: translateY(0);
   }
}

@keyframes fadeInRight {
   from {
      opacity: 0;
      transform: translateX(30px);
   }
   to {
      opacity: 1;
      transform: translateX(0);
   }
}

@keyframes floating {
   0%, 100% {
      transform: translateY(0);
   }
   50% {
      transform: translateY(-20px);
   }
}

@keyframes pulse {
   0%, 100% {
      transform: scale(1);
   }
   50% {
      transform: scale(1.05);
   }
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 1024px) {
   .hero .container,
   .showcase-item {
      grid-template-columns: 1fr;
      gap: var(--spacing-xl);
   }

   .hero-image {
      order: -1;
   }

   .showcase-item.reverse {
      direction: ltr;
   }

   .pricing-grid {
      grid-template-columns: repeat(2, 1fr);
   }

   .contact-grid {
      grid-template-columns: 1fr;
      gap: var(--spacing-xl);
   }

   .footer-grid {
      grid-template-columns: repeat(2, 1fr);
   }
}

@media (max-width: 768px) {
   html {
      font-size: 14px;
   }

   .mobile-menu-toggle {
      display: flex;
   }

   .nav-menu {
      position: fixed;
      top: 70px;
      left: 0;
      right: 0;
      background: var(--white);
      flex-direction: column;
      padding: var(--spacing-lg);
      box-shadow: var(--shadow-lg);
      transform: translateY(-100%);
      opacity: 0;
      visibility: hidden;
      transition: var(--transition);
   }

   .nav-menu.active {
      transform: translateY(0);
      opacity: 1;
      visibility: visible;
   }

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

   .hero-actions {
      flex-direction: column;
   }

   .hero-stats {
      grid-template-columns: repeat(3, 1fr);
      gap: var(--spacing-sm);
   }

   .stat-number {
      font-size: 2rem;
   }

   .features-grid {
      grid-template-columns: 1fr;
   }

   .pricing-grid {
      grid-template-columns: 1fr;
   }

   .pricing-card.featured {
      transform: scale(1);
   }

   .form-grid {
      grid-template-columns: 1fr;
   }

   .form-group.col-span-2 {
      grid-column: span 1;
   }

   .download-buttons {
      flex-direction: column;
   }

   .download-btn {
      width: 100%;
   }

   .versions-grid {
      grid-template-columns: 1fr;
   }

   .footer-grid {
      grid-template-columns: 1fr;
   }

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

   .whatsapp-float {
      bottom: 20px;
      right: 20px;
      width: 50px;
      height: 50px;
      font-size: 1.5rem;
   }
}

@media (max-width: 480px) {
   .hero-title {
      font-size: 2rem;
   }

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

   .hero-stats {
      grid-template-columns: 1fr;
   }
}