/* ===============================================
   Delta Flows Website Styles - v3.0 COMPLETE
   Homepage + /demo + /whatsapp pages
   Primary: #0F4C81 | Secondary: #00D4FF | WhatsApp: #25D366
   =============================================== */

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

:root {
    --primary-blue: #0F4C81;
    --secondary-cyan: #00D4FF;
    --whatsapp-green: #25D366;
    --dark-gray: #2C3E50;
    --light-gray: #F8F9FA;
    --white: #FFFFFF;
    --text-color: #333333;
    --warning-red: #FF6B6B;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== FLOATING WHATSAPP BUTTON ===== */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background: var(--whatsapp-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 9999;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-icon {
    font-size: 32px;
    line-height: 1;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7);
    }
}

/* ===== HEADER/NAVIGATION ===== */
.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

.header-simple {
    position: relative;
}

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

.logo-img {
    height: 50px;
    width: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--secondary-cyan);
}

.lang-toggle {
    background: none;
    border: 2px solid var(--primary-blue);
    border-radius: 25px;
    padding: 8px 16px;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.lang-toggle:hover {
    background: var(--light-gray);
}

.lang-option {
    cursor: pointer;
    opacity: 0.5;
    transition: opacity 0.3s ease;
}

.lang-option.active {
    opacity: 1;
    font-weight: 600;
}

.lang-divider {
    color: var(--primary-blue);
}

/* ===== HERO SECTION (Homepage) ===== */
.hero {
    background: linear-gradient(135deg, #0F4C81 0%, #1a5fa0 100%);
    color: var(--white);
    padding: 80px 0 60px;
    text-align: center;
}

.hero-hook {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--warning-red);
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 25px;
    opacity: 0.95;
    font-weight: 500;
}

.hero-results {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.result-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1.05rem;
    backdrop-filter: blur(10px);
}

.hero-warning {
    font-size: 1.1rem;
    font-weight: 500;
    color: #FFE66D;
    margin-bottom: 35px;
    font-style: italic;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
    padding: 16px 40px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--secondary-cyan);
    color: var(--primary-blue);
}

.btn-primary:hover {
    background: #00bfea;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.3);
}

.btn-whatsapp {
    background: var(--whatsapp-green);
    color: var(--white);
    font-size: 1.15rem;
}

.btn-whatsapp:hover {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
}

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

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

.btn-whatsapp-cta {
    background: var(--whatsapp-green);
    color: var(--white);
    padding: 16px 35px;
    font-size: 1.1rem;
}

.btn-whatsapp-cta:hover {
    background: #20ba5a;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
}

.btn-calendar-cta {
    background: var(--primary-blue);
    color: var(--white);
    padding: 16px 35px;
    font-size: 1.1rem;
}

.btn-calendar-cta:hover {
    background: #0d3e6b;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(15, 76, 129, 0.3);
}

.btn-primary-large {
    background: var(--primary-blue);
    color: var(--white);
    padding: 18px 50px;
    font-size: 1.2rem;
}

.btn-primary-large:hover {
    background: #0d3e6b;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(15, 76, 129, 0.3);
}

/* ===== PAIN POINTS SECTION ===== */
.pain-points {
    padding: 80px 0;
    background: var(--light-gray);
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 50px;
    font-weight: 700;
}

.section-title-small {
    font-size: 2rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.pain-card {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.pain-card:hover {
    transform: translateY(-5px);
}

.pain-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.pain-card h3 {
    color: var(--primary-blue);
    font-size: 1.4rem;
    margin-bottom: 15px;
}

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

.pain-cost {
    margin-top: 15px;
    font-weight: 600;
    color: var(--warning-red);
    font-size: 1.1rem;
}

/* ===== MID-PAGE CTAs ===== */
.mid-cta {
    padding: 60px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
}

.mid-cta-urgent {
    background: linear-gradient(135deg, #fff9e6 0%, #fff3cd 100%);
    border-top: 3px solid #ffc107;
    border-bottom: 3px solid #ffc107;
}

.mid-cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.mid-cta-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.mid-cta-title {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.3;
}

.mid-cta-text {
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: 35px;
    line-height: 1.6;
}

.mid-cta-badge {
    display: inline-block;
    background: var(--warning-red);
    color: var(--white);
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1px;
    margin-bottom: 25px;
}

.mid-cta-urgency-text {
    font-size: 1.15rem;
    color: var(--dark-gray);
    margin-bottom: 35px;
    line-height: 1.7;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.mid-cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.cta-divider {
    font-size: 1.1rem;
    color: var(--dark-gray);
    font-weight: 500;
    padding: 0 10px;
}

.mid-cta-guarantee {
    font-size: 1rem;
    color: var(--dark-gray);
    font-style: italic;
    margin-top: 20px;
}

/* ===== SECTORS (Vertical Segmentation) ===== */
.sectors {
    padding: 80px 0;
    background: var(--white);
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.sector-card {
    background: var(--white);
    padding: 35px;
    border-radius: 12px;
    border: 2px solid var(--light-gray);
    transition: all 0.3s ease;
}

.sector-card:hover {
    border-color: var(--secondary-cyan);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.15);
}

.sector-featured {
    border: 3px solid var(--secondary-cyan);
    background: linear-gradient(135deg, #f0f9ff, #ffffff);
    position: relative;
}

.sector-featured::before {
    content: "⭐ Más demanda";
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--secondary-cyan);
    color: var(--primary-blue);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 700;
}

.sector-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.sector-card h3 {
    color: var(--primary-blue);
    font-size: 1.4rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.sector-pains {
    margin-bottom: 20px;
}

.sector-pain {
    margin-bottom: 15px;
    line-height: 1.6;
    font-size: 0.95rem;
}

.sector-pain strong {
    color: var(--primary-blue);
    font-weight: 600;
}

.sector-result {
    padding-top: 20px;
    border-top: 2px solid var(--light-gray);
    font-weight: 600;
    color: var(--whatsapp-green);
    font-size: 1.05rem;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
    padding: 80px 0;
    background: var(--light-gray);
}

.how-it-works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    margin-top: 50px;
}

.how-col h3 {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: 30px;
    text-align: center;
}

.how-steps {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.how-step {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.step-num {
    width: 40px;
    height: 40px;
    background: var(--secondary-cyan);
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.how-step p {
    line-height: 1.6;
    color: var(--dark-gray);
}

/* ===== MOCKUPS SECTION ===== */
.mockups-section {
    margin-top: 60px;
    padding: 50px;
    background: var(--white);
    border-radius: 16px;
}

.mockups-title {
    font-size: 2rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 50px;
    font-weight: 700;
}

.mockups-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 50px;
    justify-items: center;
}

.mockup-item {
    text-align: center;
}

.mockup-phone {
    width: 280px;
    height: 560px;
    border: 12px solid #333;
    border-radius: 36px;
    background: #000;
    position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    margin: 0 auto 20px;
}

.mockup-screen {
    width: 100%;
    height: 100%;
    border-radius: 24px;
    overflow: hidden;
    background: #fff;
    padding: 20px;
}

.mockup-caption {
    font-size: 0.95rem;
    color: var(--dark-gray);
    font-style: italic;
}

/* WhatsApp Mockup */
.whatsapp-mockup {
    background: #ECE5DD;
    padding: 20px 10px;
}

.chat-bubble {
    padding: 12px 16px;
    border-radius: 18px;
    margin: 8px;
    max-width: 70%;
    font-size: 14px;
    line-height: 1.4;
    clear: both;
}

.chat-in {
    background: #fff;
    color: #000;
    float: left;
    border-bottom-left-radius: 4px;
}

.chat-out {
    background: #DCF8C6;
    color: #000;
    float: right;
    border-bottom-right-radius: 4px;
}

/* Calendar Mockup */
.calendar-mockup {
    padding: 30px 20px;
}

.calendar-event {
    background: linear-gradient(135deg, #f0f9ff, #ffffff);
    border-left: 4px solid var(--secondary-cyan);
    padding: 20px;
    border-radius: 8px;
}

.event-time {
    font-size: 1.1rem;
    color: var(--primary-blue);
    font-weight: 700;
    margin-bottom: 8px;
}

.event-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.event-patient {
    color: var(--dark-gray);
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.event-status {
    color: var(--whatsapp-green);
    font-weight: 600;
    font-size: 1rem;
}

/* Telegram Mockup */
.telegram-mockup {
    padding: 30px 20px;
    background: #F4F4F5;
}

.telegram-alert {
    background: #FFF3CD;
    border-left: 4px solid #FFC107;
    padding: 20px;
    border-radius: 8px;
}

.alert-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.alert-text {
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 10px;
    color: #333;
}

.alert-time {
    font-size: 0.85rem;
    color: #666;
}

/* ===== CASE STUDIES ===== */
.cases {
    padding: 80px 0;
    background: var(--white);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.case-card {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border-left: 5px solid var(--secondary-cyan);
}

.case-flag {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.case-card h3 {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.case-section {
    margin-bottom: 20px;
}

.case-section strong {
    color: var(--primary-blue);
    font-weight: 700;
    display: block;
    margin-bottom: 8px;
}

.case-section p {
    line-height: 1.7;
    color: var(--dark-gray);
}

/* ===== PRICING ===== */
.pricing {
    padding: 80px 0;
    background: var(--light-gray);
}

.pricing-intro {
    text-align: center;
    margin-bottom: 40px;
}

.pricing-intro p {
    font-size: 1.2rem;
    color: var(--dark-gray);
}

.pricing-summary {
    max-width: 800px;
    margin: 0 auto 30px;
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.pricing-item {
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.8;
}

.pricing-item strong {
    color: var(--primary-blue);
    font-weight: 700;
}

.pricing-note {
    text-align: center;
    font-style: italic;
    color: var(--dark-gray);
    margin-top: 30px;
    font-size: 1.05rem;
}

.pricing-tiers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.tier-card {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    border: 2px solid var(--light-gray);
    transition: all 0.3s ease;
    position: relative;
}

.tier-card:hover {
    border-color: var(--secondary-cyan);
    transform: translateY(-5px);
}

.tier-featured {
    border: 3px solid var(--secondary-cyan);
    background: linear-gradient(135deg, #f0f9ff, #ffffff);
}

.tier-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--secondary-cyan);
    color: var(--primary-blue);
    padding: 6px 20px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
}

.tier-card h3 {
    font-size: 1.8rem;
    color: var(--primary-blue);
    margin-bottom: 25px;
    text-align: center;
}

.tier-features {
    list-style: none;
}

.tier-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--light-gray);
    font-size: 1.05rem;
}

.tier-features li:last-child {
    border-bottom: none;
}

/* ===== WHAT'S INCLUDED ===== */
.included {
    padding: 80px 0;
    background: var(--white);
}

.included-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 50px;
    margin-top: 50px;
}

.included-col h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    text-align: center;
}

.included-yes h3 {
    color: var(--whatsapp-green);
}

.included-no h3 {
    color: var(--warning-red);
}

.included-list {
    list-style: none;
}

.included-list li {
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 8px;
    line-height: 1.6;
}

.included-yes .included-list li {
    background: #f0fff4;
    border-left: 4px solid var(--whatsapp-green);
}

.included-no .included-list li {
    background: #fff5f5;
    border-left: 4px solid var(--warning-red);
}

/* ===== INTEGRATIONS ===== */
.integrations {
    padding: 80px 0;
    background: var(--light-gray);
    text-align: center;
}

.integrations-text {
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.integrations-logos {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.integration-badge {
    background: var(--white);
    padding: 15px 30px;
    border-radius: 8px;
    font-weight: 600;
    color: var(--primary-blue);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* ===== ABOUT / TRUST ===== */
.about {
    padding: 80px 0;
    background: var(--white);
}

.about-intro {
    max-width: 900px;
    margin: 0 auto 50px;
    text-align: center;
}

.about-intro p {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--dark-gray);
    font-weight: 500;
}

.trust-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 35px;
    max-width: 1000px;
    margin: 40px auto;
}

.trust-item {
    background: var(--white);
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.trust-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.trust-item h4 {
    font-size: 1.4rem;
    color: var(--primary-blue);
    margin-bottom: 15px;
    font-weight: 700;
}

.trust-item p {
    font-size: 1.05rem;
    color: var(--dark-gray);
    line-height: 1.7;
    text-align: left;
}

.trust-stats-box {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin: 60px auto 50px;
    flex-wrap: wrap;
}

.trust-stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--secondary-cyan);
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label {
    display: block;
    font-size: 1.1rem;
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 5px;
}

.stat-detail {
    display: block;
    font-size: 0.95rem;
    color: var(--dark-gray);
}

.about-closing {
    max-width: 850px;
    margin: 50px auto 0;
    text-align: center;
    padding: 30px;
    background: var(--white);
    border-radius: 12px;
    border-left: 5px solid var(--secondary-cyan);
}

.about-closing p {
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--primary-blue);
    font-weight: 600;
    font-style: italic;
}

/* ===== COMPARISON TABLE ===== */
.comparison {
    padding: 80px 0;
    background: var(--light-gray);
}

.comparison-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.comparison-table {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    max-width: 1100px;
    margin: 50px auto 0;
}

.comparison-col {
    padding: 0;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.comparison-header {
    padding: 25px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.comparison-without .comparison-header {
    background: linear-gradient(135deg, #fff5f5 0%, #ffe5e5 100%);
}

.comparison-with .comparison-header {
    background: linear-gradient(135deg, #f0fff4 0%, #d4f4dd 100%);
}

.comparison-icon {
    font-size: 2rem;
}

.comparison-col h3 {
    font-size: 1.5rem;
    margin: 0;
    font-weight: 700;
}

.comparison-without h3 {
    color: var(--warning-red);
}

.comparison-with h3 {
    color: var(--whatsapp-green);
}

.comparison-list {
    list-style: none;
    padding: 30px;
    background: var(--white);
}

.comparison-list li {
    padding: 20px;
    margin-bottom: 15px;
    border-radius: 8px;
    font-size: 1.05rem;
    line-height: 1.7;
}

.comparison-list li strong {
    display: block;
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.comparison-without .comparison-list li {
    background: #fff8f8;
    border-left: 4px solid var(--warning-red);
}

.comparison-without .comparison-list li strong {
    color: var(--warning-red);
}

.comparison-with .comparison-list li {
    background: #f7fff9;
    border-left: 4px solid var(--whatsapp-green);
}

.comparison-with .comparison-list li strong {
    color: var(--whatsapp-green);
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    padding: 80px 0;
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.testimonial-card {
    background: var(--white);
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border-left: 5px solid var(--secondary-cyan);
}

.testimonial-quote {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--dark-gray);
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    font-weight: 600;
    color: var(--primary-blue);
    font-size: 0.95rem;
}

/* ===== CONTACT ===== */
.contact {
    padding: 80px 0;
    background: var(--light-gray);
    text-align: center;
}

.contact-subtitle {
    font-size: 1.25rem;
    color: var(--dark-gray);
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.contact-benefits {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.benefit-badge {
    background: var(--white);
    padding: 12px 25px;
    border-radius: 25px;
    font-weight: 600;
    color: var(--primary-blue);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.contact-options {
    margin-bottom: 60px;
}

.btn-whatsapp-large {
    background: var(--whatsapp-green);
    color: var(--white);
    font-size: 1.3rem;
    padding: 20px 50px;
}

.btn-whatsapp-large:hover {
    background: #20ba5a;
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(37, 211, 102, 0.4);
}

.calendly-container {
    max-width: 900px;
    margin: 0 auto;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--primary-blue);
    color: var(--white);
    padding: 40px 0;
    text-align: center;
}

.footer-simple {
    background: var(--dark-gray);
    padding: 30px 0;
}

.footer-logo-img {
    height: 60px;
    width: auto;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}

.footer-info p {
    margin: 10px 0;
    opacity: 0.9;
}


/* ======================================
   DEMO PAGE STYLES
   ====================================== */

.demo-page {
    background: var(--light-gray);
}

.demo-hero {
    background: linear-gradient(135deg, #0F4C81 0%, #1a5fa0 100%);
    color: var(--white);
    padding: 60px 0;
    text-align: center;
}

.demo-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.demo-subtitle {
    font-size: 1.2rem;
    opacity: 0.95;
    max-width: 700px;
    margin: 0 auto;
}

/* Pre-qualification Form */
.demo-form-section {
    padding: 80px 0;
    background: var(--white);
}

.demo-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    background: var(--light-gray);
    padding: 50px;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
}

.form-title {
    font-size: 2rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 15px;
    font-weight: 700;
}

.form-subtitle {
    font-size: 1.1rem;
    color: var(--dark-gray);
    text-align: center;
    margin-bottom: 40px;
}

.prequalification-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-group label {
    font-weight: 600;
    color: var(--primary-blue);
    font-size: 1.05rem;
}

.form-group select {
    padding: 15px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    background: var(--white);
    color: var(--text-color);
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.form-group select:focus {
    outline: none;
    border-color: var(--secondary-cyan);
}

.form-submit-btn {
    margin-top: 20px;
    width: 100%;
}

.form-success {
    text-align: center;
    padding: 40px;
    background: var(--white);
    border-radius: 12px;
    border: 3px solid var(--whatsapp-green);
}

.success-icon {
    font-size: 4rem;
    color: var(--whatsapp-green);
    margin-bottom: 20px;
}

.form-success h3 {
    color: var(--primary-blue);
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.form-success p {
    color: var(--dark-gray);
    font-size: 1.1rem;
}

.calendly-embed-demo {
    margin-top: 40px;
}

/* Demo Trust Signals */
.demo-trust {
    padding: 60px 0;
    background: var(--light-gray);
}

.demo-trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.demo-trust-item {
    text-align: center;
    padding: 20px;
    background: var(--white);
    border-radius: 12px;
}

.trust-icon-mini {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.demo-trust-item p {
    font-weight: 600;
    color: var(--primary-blue);
    font-size: 1rem;
}

/* Demo Pricing */
.demo-pricing {
    padding: 60px 0;
    background: var(--white);
}

.demo-pricing-box {
    max-width: 700px;
    margin: 0 auto;
    background: var(--light-gray);
    padding: 40px;
    border-radius: 12px;
}

.pricing-line {
    margin-bottom: 15px;
    font-size: 1.05rem;
    line-height: 1.8;
}

.pricing-line strong {
    color: var(--primary-blue);
    font-weight: 700;
}

.demo-pricing-note {
    text-align: center;
    font-style: italic;
    color: var(--dark-gray);
    margin-top: 25px;
    font-size: 0.95rem;
}

/* Demo Process */
.demo-how {
    padding: 60px 0;
    background: var(--light-gray);
}

.demo-process {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.demo-process-step {
    text-align: center;
    flex: 0 0 auto;
}

.process-num {
    width: 50px;
    height: 50px;
    background: var(--secondary-cyan);
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    margin: 0 auto 15px;
}

.demo-process-step p {
    font-size: 0.95rem;
    color: var(--dark-gray);
    max-width: 150px;
}

.demo-process-arrow {
    font-size: 2rem;
    color: var(--secondary-cyan);
    margin: 0 10px;
}

/* ======================================
   WHATSAPP PAGE STYLES
   ====================================== */

.whatsapp-page {
    background: var(--light-gray);
}

.whatsapp-hero {
    background: linear-gradient(135deg, #25D366 0%, #20ba5a 100%);
    color: var(--white);
    padding: 80px 0 60px;
    text-align: center;
}

.whatsapp-title {
    font-size: 2.6rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.whatsapp-subtitle {
    font-size: 1.2rem;
    opacity: 0.95;
    margin-bottom: 35px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.whatsapp-promise {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.promise-badge {
    background: rgba(255, 255, 255, 0.25);
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1rem;
    backdrop-filter: blur(10px);
}

.whatsapp-cta-primary {
    margin-bottom: 20px;
}

.btn-whatsapp-hero {
    background: var(--white);
    color: var(--whatsapp-green);
    font-size: 1.4rem;
    padding: 24px 60px;
    border-radius: 50px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
    font-weight: 700;
}

.btn-whatsapp-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.cta-subtext {
    font-size: 1.05rem;
    margin-top: 15px;
    opacity: 0.95;
}

/* Trust Mini */
.whatsapp-trust-mini {
    padding: 50px 0;
    background: var(--white);
}

.trust-mini-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.trust-mini-item {
    text-align: center;
}

.trust-mini-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--whatsapp-green);
    margin-bottom: 10px;
}

.trust-mini-label {
    display: block;
    font-size: 1rem;
    color: var(--dark-gray);
    font-weight: 500;
}

/* Problem Section */
.whatsapp-problem {
    padding: 60px 0;
    background: var(--light-gray);
}

.problem-grid-simple {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.problem-item-simple {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.problem-item-simple p {
    color: var(--dark-gray);
    line-height: 1.6;
    font-size: 1.05rem;
}

/* How It Works Simple */
.whatsapp-how {
    padding: 80px 0;
    background: var(--white);
}

.how-simple-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
    margin-bottom: 60px;
}

.how-simple-step {
    text-align: center;
}

.step-number-large {
    width: 70px;
    height: 70px;
    background: var(--secondary-cyan);
    color: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 2rem;
    margin: 0 auto 20px;
}

.how-simple-step h3 {
    font-size: 1.4rem;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.how-simple-step p {
    color: var(--dark-gray);
    line-height: 1.6;
}

/* Mockups WhatsApp Page */
.mockups-section-wa {
    margin-top: 60px;
    padding: 50px;
    background: var(--light-gray);
    border-radius: 16px;
}

.mockups-title-wa {
    font-size: 2rem;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 50px;
    font-weight: 700;
}

.mockups-grid-wa {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 50px;
    justify-items: center;
}

.mockup-item-wa {
    text-align: center;
}

.mockup-phone-wa {
    width: 280px;
    height: 560px;
    border: 12px solid #333;
    border-radius: 36px;
    background: #000;
    position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    margin: 0 auto 20px;
}

.mockup-screen-wa {
    width: 100%;
    height: 100%;
    border-radius: 24px;
    overflow: hidden;
    background: #fff;
    padding: 20px;
}

.mockup-caption-wa {
    font-size: 0.95rem;
    color: var(--dark-gray);
    font-weight: 500;
}

.whatsapp-mockup-wa {
    background: #ECE5DD;
    padding: 20px 10px;
}

.chat-bubble-wa {
    padding: 12px 16px;
    border-radius: 18px;
    margin: 8px;
    max-width: 70%;
    font-size: 14px;
    line-height: 1.4;
    clear: both;
}

.chat-in-wa {
    background: #fff;
    color: #000;
    float: left;
    border-bottom-left-radius: 4px;
}

.chat-out-wa {
    background: #DCF8C6;
    color: #000;
    float: right;
    border-bottom-right-radius: 4px;
}

.calendar-mockup-wa {
    padding: 30px 20px;
}

.calendar-event-wa {
    background: linear-gradient(135deg, #f0f9ff, #ffffff);
    border-left: 4px solid var(--secondary-cyan);
    padding: 20px;
    border-radius: 8px;
}

.event-time-wa {
    font-size: 1.1rem;
    color: var(--primary-blue);
    font-weight: 700;
    margin-bottom: 8px;
}

.event-title-wa {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.event-patient-wa {
    color: var(--dark-gray);
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.event-status-wa {
    color: var(--whatsapp-green);
    font-weight: 600;
    font-size: 1rem;
}

.telegram-mockup-wa {
    padding: 30px 20px;
    background: #F4F4F5;
}

.telegram-alert-wa {
    background: #FFF3CD;
    border-left: 4px solid #FFC107;
    padding: 20px;
    border-radius: 8px;
}

.alert-icon-wa {
    font-size: 2rem;
    margin-bottom: 10px;
}

.alert-text-wa {
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 10px;
    color: #333;
}

.alert-time-wa {
    font-size: 0.85rem;
    color: #666;
}

.mockups-note {
    text-align: center;
    margin-top: 30px;
    font-style: italic;
    color: #999;
    font-size: 0.9rem;
}

/* Sectors Simple */
.whatsapp-sectors {
    padding: 60px 0;
    background: var(--light-gray);
}

.sectors-simple {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.sector-simple {
    background: var(--white);
    padding: 35px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.sector-icon-simple {
    font-size: 3rem;
    margin-bottom: 15px;
}

.sector-simple h3 {
    font-size: 1.4rem;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.sector-simple p {
    color: var(--dark-gray);
    line-height: 1.6;
}

/* Testimonial Single */
.whatsapp-testimonial {
    padding: 60px 0;
    background: var(--white);
}

.testimonial-single {
    max-width: 900px;
    margin: 0 auto;
    background: var(--light-gray);
    padding: 50px;
    border-radius: 12px;
    border-left: 5px solid var(--secondary-cyan);
}

.testimonial-quote-large {
    font-size: 1.4rem;
    line-height: 1.8;
    color: var(--dark-gray);
    font-style: italic;
    margin-bottom: 25px;
}

.testimonial-author-large {
    font-weight: 600;
    color: var(--primary-blue);
    font-size: 1.1rem;
}

/* Pricing Simple */
.whatsapp-pricing {
    padding: 60px 0;
    background: var(--light-gray);
}

.pricing-simple {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
}

.pricing-simple p {
    font-size: 1.2rem;
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 15px;
}

.pricing-simple-note {
    font-size: 1rem;
    color: var(--dark-gray);
    font-style: italic;
}

/* Final CTA */
.whatsapp-cta-final {
    padding: 80px 0;
    background: var(--white);
    text-align: center;
}

.cta-final-title {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-weight: 700;
}

.cta-final-subtitle {
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-final-primary {
    margin-bottom: 30px;
}

.btn-whatsapp-final {
    background: var(--whatsapp-green);
    color: var(--white);
    font-size: 1.3rem;
    padding: 20px 50px;
    border-radius: 50px;
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp-final:hover {
    background: #20ba5a;
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(37, 211, 102, 0.5);
}

.cta-divider-large {
    font-size: 1.2rem;
    color: var(--dark-gray);
    margin: 30px 0;
    font-weight: 500;
}

.cta-final-secondary {
    margin-bottom: 60px;
}

.btn-calendar-secondary {
    background: var(--primary-blue);
    color: var(--white);
    font-size: 1.1rem;
    padding: 16px 40px;
}

.btn-calendar-secondary:hover {
    background: #0d3e6b;
    transform: translateY(-2px);
}

.calendly-section-wa {
    max-width: 900px;
    margin: 0 auto;
    padding-top: 40px;
}

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

@media (max-width: 768px) {
    .nav-menu {
        flex-wrap: wrap;
        gap: 15px;
        justify-content: center;
    }
    
    .hero {
        padding: 60px 0 50px;
    }
    
    .hero-hook {
        font-size: 1.2rem;
    }
    
    .hero-title,
    .whatsapp-title,
    .demo-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-warning {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-title-small {
        font-size: 1.6rem;
    }
    
    .mid-cta-title {
        font-size: 1.6rem;
    }
    
    .logo-img {
        height: 40px;
    }
    
    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
    }
    
    .whatsapp-icon {
        font-size: 28px;
    }
    
    .trust-stats-box {
        gap: 40px;
    }
    
    .about-intro p,
    .about-closing p {
        font-size: 1.1rem;
    }
    
    .comparison-table,
    .sectors-grid,
    .how-it-works-grid {
        grid-template-columns: 1fr;
    }
    
    .mockup-phone,
    .mockup-phone-wa {
        width: 240px;
        height: 480px;
    }
    
    .btn {
        padding: 14px 30px;
        font-size: 1rem;
    }
    
    .btn-whatsapp-hero,
    .btn-whatsapp-final {
        font-size: 1.2rem;
        padding: 18px 40px;
    }
    
    .demo-form-wrapper {
        padding: 30px;
    }
    
    .demo-process {
        flex-direction: column;
    }
    
    .demo-process-arrow {
        transform: rotate(90deg);
    }
}

@media (max-width: 480px) {
    .btn {
        padding: 14px 30px;
        font-size: 1rem;
    }
    
    .pain-grid,
    .solution-steps,
    .cases-grid,
    .services-grid,
    .trust-bar,
    .pricing-tiers {
        grid-template-columns: 1fr;
    }
    
    .hero-results,
    .whatsapp-promise {
        flex-direction: column;
        align-items: center;
    }
    
    .result-badge,
    .promise-badge {
        width: 100%;
        text-align: center;
    }
}

/* ======================================
   ANIMATIONS & UTILITIES
   ====================================== */

.fade-in {
    animation: fadeIn 0.6s ease-in;
}

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

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Selection color */
::selection {
    background: var(--secondary-cyan);
    color: var(--primary-blue);
}

/* Focus styles for accessibility */
button:focus,
a:focus,
select:focus {
    outline: 2px solid var(--secondary-cyan);
    outline-offset: 2px;
}