/**
 * ============================================
 * ARCHITECTURE & FEATURES PAGE STYLES
 * ============================================
 */

/* Architecture Intro */
.architecture-intro{display:flex;align-items:center;gap:2rem;padding:2.5rem;border-radius:20px;margin-bottom:3rem}
.arch-intro-icon{width:80px;height:80px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:20px;display:flex;align-items:center;justify-content:center;font-size:2.5rem;color:white;flex-shrink:0}
.arch-intro-content h2{font-size:1.75rem;font-weight:700;margin:0 0 0.75rem;color:var(--text-dark)}
.arch-intro-content p{font-size:1.05rem;color:var(--text-secondary);margin:0;line-height:1.7}

/* Architecture Layers */
.architecture-layers{display:flex;flex-direction:column;gap:2rem;align-items:center}
.arch-layer{padding:2rem;border-radius:16px;display:flex;align-items:flex-start;gap:2rem;max-width:700px;width:100%;transition:all 0.3s}
.arch-layer:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,0.1)}
.arch-layer-icon{width:70px;height:70px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:2rem;color:white;flex-shrink:0}
.arch-layer-content{flex:1}
.arch-layer-content h3{font-size:1.4rem;font-weight:700;margin:0 0 0.5rem;color:var(--text-dark)}
.arch-layer-content p{font-size:1rem;color:var(--text-muted);margin:0 0 1rem}
.arch-tech-tags{display:flex;gap:0.5rem;flex-wrap:wrap}
.tech-tag{padding:0.375rem 0.875rem;background:var(--bg-light);border-radius:50px;font-size:0.85rem;font-weight:600;color:var(--primary)}
.arch-arrow{font-size:2rem;color:var(--primary);opacity:0.6}

/* Tech Stack Grid */
.tech-stack-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}
.tech-stack-category{padding:2rem;border-radius:16px}
.tech-stack-category h3{display:flex;align-items:center;gap:0.75rem;font-size:1.3rem;font-weight:700;margin:0 0 1.5rem;color:var(--text-dark)}
.tech-stack-category h3 i{font-size:1.5rem;color:var(--primary)}
.tech-list{list-style:none;padding:0;margin:0}
.tech-list li{display:flex;align-items:center;gap:0.75rem;padding:0.625rem 0;border-bottom:1px solid rgba(0,0,0,0.05);font-size:0.95rem;color:var(--text-secondary)}
.tech-list li:last-child{border-bottom:none}
.tech-list li i{color:var(--success);font-size:1rem}

/* Infrastructure Cards */
.infra-card{text-align:center;padding:2.5rem 2rem;border-radius:16px;transition:all 0.3s}
.infra-card:hover{transform:translateY(-6px);box-shadow:0 12px 35px rgba(0,0,0,0.12)}
.infra-icon{width:80px;height:80px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.5rem;color:white;margin:0 auto 1.5rem}
.infra-card h3{font-size:1.3rem;font-weight:700;margin:0 0 0.75rem;color:var(--text-dark)}
.infra-card p{font-size:1rem;color:var(--text-muted);margin:0 0 1.5rem}
.feature-list-mini{list-style:none;padding:0;margin:0;text-align:left}
.feature-list-mini li{padding:0.5rem 0;color:var(--text-secondary);font-size:0.95rem;border-bottom:1px solid rgba(0,0,0,0.05)}
.feature-list-mini li:last-child{border-bottom:none}

/* Security Showcase */
.security-showcase{display:grid;grid-template-columns:auto 1fr;gap:3rem;align-items:center;padding:3rem}
.security-icon{width:100px;height:100px;background:linear-gradient(135deg,#2ecc71,#27ae60);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:3rem;color:white}
.security-content h2{font-size:2rem;font-weight:700;margin:0 0 0.75rem;color:var(--text-dark)}
.security-content p{font-size:1.1rem;color:var(--text-muted);margin:0 0 2rem}
.security-features-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.security-feature{display:flex;align-items:center;gap:0.75rem;padding:0.75rem;background:var(--bg-light);border-radius:12px;font-size:0.95rem;color:var(--text-secondary)}
.security-feature i{color:var(--success);font-size:1.1rem}

/* Features Main Grid */
.features-main-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:2rem}
.feature-card-main{padding:2.5rem;border-radius:20px;text-align:center;transition:all 0.4s}
.feature-card-main:hover{transform:translateY(-8px)}
.feature-card-icon-main{width:80px;height:80px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:20px;display:flex;align-items:center;justify-content:center;font-size:2.5rem;color:white;margin:0 auto 1.5rem}
.feature-card-main h3{font-size:1.3rem;font-weight:700;margin:0 0 0.75rem;color:var(--text-dark)}
.feature-card-main p{font-size:1rem;color:var(--text-muted);margin:0 0 1.5rem}
.feature-details-list{list-style:none;padding:0;margin:0;text-align:left}
.feature-details-list li{display:flex;align-items:center;gap:0.75rem;padding:0.625rem 0;border-bottom:1px solid rgba(0,0,0,0.05);font-size:0.9rem;color:var(--text-secondary)}
.feature-details-list li:last-child{border-bottom:none}
.feature-details-list li i{color:var(--success);font-size:0.9rem}

/* Integration Cards */
.integration-card{text-align:center;padding:2rem;border-radius:16px;transition:all 0.3s}
.integration-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px rgba(0,0,0,0.1)}
.integration-logo{width:70px;height:70px;background:var(--bg-light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;color:var(--primary);margin:0 auto 1rem}
.integration-card h4{font-size:1.1rem;font-weight:700;margin:0 0 0.5rem;color:var(--text-dark)}
.integration-card p{font-size:0.9rem;color:var(--text-muted);margin:0}

/* CTA Big */
.cta-big{padding:4rem;text-align:center;border-radius:24px}
.cta-big-content h2{font-size:2.25rem;font-weight:700;margin:0 0 1rem;color:var(--text-dark)}
.cta-big-content p{font-size:1.2rem;color:var(--text-muted);margin:0 0 2.5rem}
.cta-big-actions{display:flex;justify-content:center;gap:1rem;flex-wrap:wrap}

/**
 * ============================================
 * CONTACT PAGE STYLES
 * ============================================
 */

/* Contact Grid */
.contact-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:2rem}
.contact-form-wrapper,.contact-info-wrapper{display:flex;flex-direction:column}

/* Form Styles */
.form-group{margin-bottom:1.5rem}
.form-label{display:block;font-weight:600;margin-bottom:0.5rem;color:var(--text-dark);font-size:0.95rem}
.form-label i{color:var(--primary);margin-right:0.5rem}
.form-control{width:100%;padding:0.875rem 1rem;border:2px solid rgba(0,0,0,0.1);border-radius:12px;font-size:1rem;transition:all 0.3s;background:white}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(102,126,234,0.1)}
.form-control::placeholder{color:var(--text-muted);opacity:0.7}
textarea.form-control{resize:vertical;min-height:120px}

/* Contact Info */
.contact-info-card{padding:2rem}
.contact-info-item{display:flex;align-items:flex-start;gap:1rem;padding:1.25rem 0;border-bottom:1px solid rgba(0,0,0,0.05)}
.contact-info-item:last-child{border-bottom:none}
.contact-info-icon{width:48px;height:48px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:12px;display:flex;align-items:center;justify-content:center;color:white;font-size:1.3rem;flex-shrink:0}
.contact-info-item h5{font-size:1rem;font-weight:700;margin:0 0 0.25rem;color:var(--text-dark)}
.contact-info-item p{font-size:0.9rem;color:var(--text-muted);margin:0}

/* Social Links */
.social-links{display:flex;justify-content:center;gap:1rem}
.social-link{width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;font-size:1.3rem;transition:all 0.3s;text-decoration:none}
.social-link:hover{transform:translateY(-4px);box-shadow:0 6px 20px rgba(0,0,0,0.2)}

/* FAQ */
.faq-container{display:flex;flex-direction:column;gap:1rem}
.faq-item-advanced{border-radius:16px;overflow:hidden;transition:all 0.3s}
.faq-question{padding:1.5rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:all 0.3s;user-select:none}
.faq-question:hover{background:rgba(102,126,234,0.05)}
.faq-question h4{font-size:1.1rem;font-weight:600;margin:0;color:var(--text-dark);display:flex;align-items:center;gap:0.75rem}
.faq-question h4 i{color:var(--primary);font-size:1.2rem}
.faq-toggle-icon{color:var(--primary);transition:transform 0.3s;font-size:1rem}
.faq-item-advanced.active .faq-toggle-icon{transform:rotate(180deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.3s ease,padding 0.3s ease}
.faq-item-advanced.active .faq-answer{max-height:500px;padding:0 1.5rem 1.5rem}
.faq-answer p{font-size:0.95rem;color:var(--text-secondary);margin:0;line-height:1.7}

/* Responsive */
@media(max-width:992px){.architecture-intro{flex-direction:column;text-align:center}.arch-intro-icon{margin:0 auto}.security-showcase{grid-template-columns:1fr;text-align:center;gap:2rem}.security-icon{margin:0 auto}.security-features-grid{grid-template-columns:1fr}.contact-grid{grid-template-columns:1fr}}
@media(max-width:768px){.features-main-grid{grid-template-columns:1fr}.tech-stack-grid{grid-template-columns:1fr}.security-features-grid{grid-template-columns:1fr}.cta-big{padding:2.5rem}.cta-big-content h2{font-size:1.75rem}.cta-big-content p{font-size:1rem}.cta-big-actions{flex-direction:column;width:100%}.cta-big-actions .btn{width:100%}}
@media(max-width:480px){.arch-layer{flex-direction:column;text-align:center}.infra-card{padding:2rem 1.5rem}}