:root{--color-background:rgba(252,252,249,1);--color-surface:rgba(255,255,253,1);--color-text:rgba(0,0,0,1);--color-text-secondary:rgba(0,0,0,1);--color-primary:rgba(0,0,0,1);--color-primary-hover:rgba(29,116,128,1);--color-primary-active:rgba(26,104,115,1);--color-secondary:rgba(0,23,204,1);--color-secondary-hover:rgba(94,82,64,.2);--color-secondary-active:rgba(94,82,64,.25);--color-border:rgba(94,82,64,.2);--color-btn-primary-text:rgba(252,252,249,1);--color-card-border:rgba(94,82,64,.12);--color-card-border-inner:rgba(94,82,64,.12);--color-error:rgba(192,21,47,1);--color-success:rgba(33,128,141,1);--color-warning:rgba(168,75,47,1);--color-info:rgba(98,108,113,1);--color-focus-ring:rgba(33,128,141,.4);--color-select-caret:rgba(19,52,59,.8);--focus-ring:0 0 0 3px var(--color-focus-ring);--focus-outline:2px solid var(--color-primary);--status-bg-opacity:.15;--status-border-opacity:.25;--select-caret-light:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' 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rgba(255,255,255,.15),inset 0 -1px 0 rgba(0,0,0,.03);--duration-fast:.15s;--duration-normal:.25s;--ease-standard:cubic-bezier(.16,1,.3,1);--container-sm:640px;--container-md:768px;--container-lg:1024px;--container-xl:1280px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--space-8) var(--space-16);border-radius:var(--radius-base);font-size:var(--font-size-base);font-weight:500;line-height:1.5;cursor:pointer;transition:all var(--duration-normal) var(--ease-standard);border:none;text-decoration:none;position:relative}.btn:focus-visible{outline:none;box-shadow:var(--focus-ring)}.btn--primary{background:var(--color-secondary);color:var(--color-btn-primary-text)}.btn--primary:hover{background:var(--color-primary-hover)}.btn--primary:active{background:var(--color-primary-active)}.btn--secondary{background:var(--color-secondary);color:var(--color-text)}.btn--secondary:hover{background:var(--color-secondary-hover)}.btn--secondary:active{background:var(--color-secondary-active)}.btn--outline{background:0 0;border:1px solid var(--color-border);color:var(--color-text)}.btn--outline:hover{background:var(--color-secondary)}.btn--sm{padding:var(--space-4) var(--space-12);font-size:var(--font-size-sm);border-radius:var(--radius-sm)}.btn--lg{padding:var(--space-10) var(--space-20);font-size:var(--font-size-lg);border-radius:var(--radius-md)}.btn--full-width{width:100%}.btn:disabled{opacity:.5;cursor:not-allowed}.form-control{display:block;width:100%;padding:var(--space-8) var(--space-12);font-size:var(--font-size-md);line-height:1.5;color:var(--color-text);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-base);transition:border-color var(--duration-fast) var(--ease-standard),box-shadow var(--duration-fast) var(--ease-standard)}textarea.form-control{font-family:var(--font-family-base);font-size:var(--font-size-base)}select.form-control{padding:var(--space-8) var(--space-12);-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:var(--select-caret-light);background-repeat:no-repeat;background-position:right var(--space-12) center;background-size:16px;padding-right:var(--space-32)}[data-color-scheme=dark] select.form-control{background-image:var(--select-caret-dark)}[data-color-scheme=light] select.form-control{background-image:var(--select-caret-light)}.form-control:focus{border-color:var(--color-primary);outline:var(--focus-outline)}.form-label{display:block;margin-bottom:var(--space-8);font-weight:var(--font-weight-medium);font-size:var(--font-size-sm)}.form-group{margin-bottom:var(--space-16)}.card{background-color:var(--color-surface);border-radius:var(--radius-lg);border:1px solid var(--color-card-border);box-shadow:var(--shadow-sm);overflow:hidden;transition:box-shadow var(--duration-normal) var(--ease-standard)}.card:hover{box-shadow:var(--shadow-md)}.card__body{padding:var(--space-16)}.card__header,.card__footer{padding:var(--space-16);border-bottom:1px solid var(--color-card-border-inner)}.status{display:inline-flex;align-items:center;padding:var(--space-6) var(--space-12);border-radius:var(--radius-full);font-weight:var(--font-weight-medium);font-size:var(--font-size-sm)}.status--success{background-color:rgba(var(--color-success-rgb,33,128,141),var(--status-bg-opacity));color:var(--color-success);border:1px solid rgba(var(--color-success-rgb,33,128,141),var(--status-border-opacity))}.status--error{background-color:rgba(var(--color-error-rgb,192,21,47),var(--status-bg-opacity));color:var(--color-error);border:1px solid rgba(var(--color-error-rgb,192,21,47),var(--status-border-opacity))}.status--warning{background-color:rgba(var(--color-warning-rgb,168,75,47),var(--status-bg-opacity));color:var(--color-warning);border:1px solid rgba(var(--color-warning-rgb,168,75,47),var(--status-border-opacity))}.status--info{background-color:rgba(var(--color-info-rgb,98,108,113),var(--status-bg-opacity));color:var(--color-info);border:1px solid rgba(var(--color-info-rgb,98,108,113),var(--status-border-opacity))}.container{width:100%;margin-right:auto;margin-left:auto;padding-right:var(--space-16);padding-left:var(--space-16)}@media (min-width:640px){.container{max-width:var(--container-sm)}}@media (min-width:768px){.container{max-width:var(--container-md)}}@media (min-width:1024px){.container{max-width:var(--container-lg)}}@media (min-width:1280px){.container{max-width:var(--container-xl)}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-4{gap:var(--space-4)}.gap-8{gap:var(--space-8)}.gap-16{gap:var(--space-16)}.m-0{margin:0}.mt-8{margin-top:var(--space-8)}.mb-8{margin-bottom:var(--space-8)}.mx-8{margin-left:var(--space-8);margin-right:var(--space-8)}.my-8{margin-top:var(--space-8);margin-bottom:var(--space-8)}.p-0{padding:0}.py-8{padding-top:var(--space-8);padding-bottom:var(--space-8)}.px-8{padding-left:var(--space-8);padding-right:var(--space-8)}.py-16{padding-top:var(--space-16);padding-bottom:var(--space-16)}.px-16{padding-left:var(--space-16);padding-right:var(--space-16)}.block{display:block}.hidden{display:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}:focus-visible{outline:var(--focus-outline);outline-offset:2px}@font-face{font-family:'FKGroteskNeue';src:url('https://www.perplexity.ai/fonts/FKGroteskNeue.woff2') format('woff2')}.container{max-width:1200px;margin:0 auto;padding:0 20px}section{padding:80px 0}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:60px;color:var(--color-primary)}.hero-section{background:linear-gradient(135deg,#fff 0%,#f8f9fa 100%);padding:100px 0}.hero-section .container{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.hero-title{font-size:3rem;font-weight:700;margin-bottom:30px;color:var(--color-primary);line-height:1.3}.hero-subtitle{font-size:1.3rem;margin-bottom:40px;color:var(--color-text-secondary)}.hero-cta{margin-bottom:0}.hero-img{width:100%;height:400px;object-fit:cover;border-radius:16px;box-shadow:0 20px 40px rgba(0,0,0,.1)}.problem-section{background-color:#f8f9fa}.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}.problem-card{background:#fff;padding:40px 30px;border-radius:16px;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.08);transition:transform .3s ease}.problem-card:hover{transform:translateY(-5px)}.problem-number{font-size:2.5rem;font-weight:700;color:var(--color-secondary);margin-bottom:20px}.problem-card h3{font-size:1.3rem;margin-bottom:16px;color:var(--color-primary)}.solution-content{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.solution-text h3{font-size:1.8rem;margin-bottom:24px;color:var(--color-primary)}.solution-text p{font-size:1.1rem;margin-bottom:32px;color:var(--color-text-secondary)}.activities-list h4{font-size:1.2rem;margin-bottom:16px;color:var(--color-primary)}.activities-list ul{list-style:none;padding:0}.activities-list li{padding:8px 0 8px 24px;position:relative;color:var(--color-text-secondary)}.activities-list li:before{content:"✓";position:absolute;left:0;color:var(--color-secondary);font-weight:700}.solution-img{width:100%;height:350px;object-fit:cover;border-radius:16px;box-shadow:0 20px 40px rgba(0,0,0,.1)}.message-section{background-color:#f8f9fa}.message-content{display:grid;grid-template-columns:1fr 2fr;gap:60px}.profile-info h3{font-size:1.8rem;margin-bottom:8px;color:var(--color-primary)}.profile-title{font-size:1.1rem;color:var(--color-secondary);margin-bottom:24px;font-weight:600}.profile-details ul{list-style:none;padding:0}.profile-details li{padding:4px 0;color:var(--color-text-secondary);font-size:.95rem}.message-text blockquote{margin:0;padding:30px;background:#fff;border-left:4px solid var(--color-secondary);border-radius:8px;box-shadow:0 10px 30px rgba(0,0,0,.08)}.message-text p{margin-bottom:20px;color:var(--color-text-secondary);font-style:italic;line-height:1.7}.support-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}.support-card{background:#fff;padding:40px;border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.08)}.support-card.highlight{background:linear-gradient(135deg,var(--color-primary) 0%,#1e3f73 100%);color:#fff;text-align:center}.price-display{font-size:3rem;font-weight:700;margin:20px 0}.currency{font-size:1.5rem;vertical-align:top}.period{font-size:1.2rem;color:rgba(255,255,255,.8)}.usage-breakdown{margin-top:24px}.usage-item{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid #f0f0f0}.usage-item:last-child{border-bottom:none}.usage-percent{font-weight:600;color:var(--color-secondary)}.benefits-section{background-color:#f8f9fa}.benefits-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:40px}.benefit-card{background:#fff;padding:40px 30px;border-radius:16px;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.08);transition:transform .3s ease}.benefit-card:hover{transform:translateY(-5px)}.benefit-icon{font-size:3rem;margin-bottom:20px}.benefit-card h3{font-size:1.3rem;margin-bottom:16px;color:var(--color-primary)}.partners-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:40px}.partner-card{background:#fff;padding:40px;border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.08)}.partner-card h3{font-size:1.4rem;margin-bottom:8px;color:var(--color-primary)}.partner-title{color:var(--color-secondary);font-weight:600;margin-bottom:16px}.signup-section{background-color:#f8f9fa}.signup-content{display:grid;grid-template-columns:1fr 1fr;gap:60px}.steps{margin:30px 0}.step{display:flex;align-items:center;margin-bottom:16px}.step-number{background:var(--color-primary);color:#fff;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;margin-right:16px}.security-info{background:#fff;padding:24px;border-radius:12px;margin-top:30px}.security-info h4{color:var(--color-primary);margin-bottom:12px}.signup-form{background:#fff;padding:40px;border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.08)}.required{color:#dc3545}.checkbox-label{display:flex;align-items:flex-start;cursor:pointer;font-size:.95rem}.checkbox-label input[type=checkbox]{margin-right:12px;margin-top:2px}.checkmark{margin-right:8px}.form-note{text-align:center;font-size:.9rem;color:var(--color-text-secondary);margin-top:20px}@media (max-width:768px){.container{padding:0 16px}section{padding:60px 0}.section-title{font-size:2rem;margin-bottom:40px}.hero-section .container,.solution-content,.message-content,.signup-content,.footer-content{grid-template-columns:1fr;gap:40px}.problem-grid,.support-grid,.benefits-grid,.partners-grid{grid-template-columns:1fr;gap:30px}.hero-title{font-size:2.2rem}.hero-subtitle{font-size:1.1rem}.hero-img,.solution-img{height:250px}}