:root {
    --primary: #1ba0b3;
    /* Cyan del logo */
    --primary-hover: #158594;
    --secondary: #2d2d2d;
    /* Gris oscuro del logo */
    --accent: #2e8bc0;
    /* Azul del logo */
    --success: #22c55e;
    --bg: #ffffff;
    --text: #333333;
    --text-muted: #666666;
    --glass: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.3);
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius: 12px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: #fcfdfe;
    /* Fondo muy claro y limpio */
    background-image: radial-gradient(circle at top right, rgba(27, 160, 179, 0.05), transparent),
        radial-gradient(circle at bottom left, rgba(46, 139, 192, 0.05), transparent);
    background-attachment: fixed;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1,
h2,
h3 {
    font-weight: 800;
    line-height: 1.2;
    color: var(--secondary);
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.8);
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.gradient-text {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.badge-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

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

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

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

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.3);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Header */
header {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -1px;
}

nav ul {
    display: flex;
    gap: 2rem;
    list-style: none;
}

nav ul a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    transition: color 0.3s;
}

nav ul a:hover {
    color: var(--primary);
}

/* Hero */
.hero {
    padding: 6rem 0;
    background: radial-gradient(circle at top right, rgba(37, 99, 235, 0.05), transparent);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.hero-btns {
    display: flex;
    gap: 1rem;
}

.glass-card {
    background: white;
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid #f1f5f9;
}

.hero-visual img {
    width: 100%;
    border-radius: 12px;
}

/* Services */
.services {
    padding: 6rem 0;
    background: white;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    padding: 2.5rem;
    border-radius: var(--radius);
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.service-card i {
    width: 48px;
    height: 48px;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.service-card:hover {
    transform: translateY(-5px);
    background: white;
    border-color: var(--primary);
    box-shadow: var(--shadow);
}

.service-card.active {
    background: var(--secondary);
    color: white;
}

.service-card.active i {
    color: var(--accent);
}

.service-card.active h3 {
    color: white;
}

.service-card.active p {
    color: #94a3b8;
}

.pricing-note {
    margin-top: 3rem;
    text-align: center;
    background: rgba(37, 99, 235, 0.05);
    padding: 1rem;
    border-radius: var(--radius);
    color: var(--primary);
}

/* WhatsApp Showcase */
.whatsapp-showcase {
    padding: 6rem 0;
}

.whatsapp-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 4rem;
    background: var(--glass);
    backdrop-filter: blur(10px);
}

.iphone-frame {
    width: 280px;
    height: 570px;
    background: #111;
    border-radius: 40px;
    padding: 12px;
    border: 4px solid #333;
    margin: 0 auto;
    position: relative;
    box-shadow: 0 50px 100px -20px rgba(0, 0, 0, 0.25);
}

.iphone-screen {
    background: #e5ddd5;
    /* WhatsApp bg color */
    width: 100%;
    height: 100%;
    border-radius: 30px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.chat-header {
    background: #075e54;
    color: white;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
}

.avatar {
    width: 32px;
    height: 32px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.chat-messages {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.msg {
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    max-width: 80%;
    font-size: 0.75rem;
}

.msg.bot {
    background: white;
    align-self: flex-start;
    border-top-left-radius: 0;
}

.msg.user {
    background: #dcf8c6;
    align-self: flex-end;
    border-top-right-radius: 0;
}

/* Team Section */
.team {
    padding: 6rem 0;
    background: var(--secondary);
    color: white;
}

.team h2 {
    color: white;
}

.team-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.feature-list {
    list-style: none;
    margin-top: 2rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.feature-list i {
    color: var(--accent);
}

.experience-badge {
    background: var(--glass);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 50%;
    width: 300px;
    height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    margin: 0 auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.experience-badge .number {
    font-size: 4rem;
    font-weight: 800;
    color: var(--primary);
}

/* Footer */
footer {
    background: #020617;
    color: #94a3b8;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand .logo-text {
    color: white;
    margin-bottom: 1rem;
    display: block;
}

.footer-links h4,
.footer-contact h4 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid #1e293b;
    padding-top: 2rem;
    text-align: center;
    font-size: 0.875rem;
}

/* Chat Widget */
.chat-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 64px;
    height: 64px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.4);
    border: none;
    z-index: 1000;
    transition: transform 0.3s;
}

.chat-toggle:hover {
    transform: scale(1.1);
}

.chat-widget {
    position: fixed;
    bottom: 6.5rem;
    right: 2rem;
    width: 380px;
    height: 500px;
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.chat-widget.hidden {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
}

.chat-window {
    background: white;
    width: 100%;
    height: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.chat-top {
    background: var(--primary);
    color: white;
    padding: 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.status-dot {
    width: 10px;
    height: 10px;
    background: #4ade80;
    border-radius: 50%;
    box-shadow: 0 0 8px #4ade80;
}

.close-btn {
    background: transparent;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

.chat-body {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background: #f8fafc;
}

.message {
    padding: 0.75rem 1rem;
    border-radius: 15px;
    max-width: 85%;
    font-size: 0.95rem;
    line-height: 1.4;
}

.message.bot {
    background: white;
    border: 1px solid #e2e8f0;
    align-self: flex-start;
    border-bottom-left-radius: 2px;
}

.message.user {
    background: var(--primary);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 2px;
}

.chat-input-area {
    padding: 1.25rem;
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 0.75rem;
}

.chat-input-area input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    outline: none;
    font-family: inherit;
}

.chat-input-area input:focus {
    border-color: var(--primary);
}

#send-btn {
    background: var(--primary);
    color: white;
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Responsiveness */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .hero-grid,
    .team-grid,
    .whatsapp-card,
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    nav ul {
        display: none;
    }

    .chat-widget {
        width: calc(100% - 4rem);
        right: 2rem;
    }
}