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#bbf7d0}.form-status.error{background-color:#fef2f2;color:#b91c1c;border:1px solid #fecaca}.site-footer{background-color:var(--bg-surface);border-top:1px solid var(--border-subtle);padding-top:3.5rem;padding-bottom:3.5rem}.footer-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.5rem}.footer-copy{font-size:.875rem;color:var(--text-muted)}.footer-links{display:flex;align-items:center;gap:1.5rem;list-style:none}.footer-link{font-size:.875rem;color:var(--text-muted);transition:color var(--transition-fast)}.footer-link:hover{color:var(--text-primary)}.back-to-top{position:fixed;bottom:2rem;right:2rem;width:44px;height:44px;border-radius:var(--radius-full);background-color:var(--text-primary);color:#fff;border:none;box-shadow:var(--shadow-lg);display:flex;align-items:center;justify-content:center;font-size:1rem;z-index:90;cursor:pointer;transition:all var(--transition-fast)}.back-to-top:hover{background-color:var(--accent-primary);transform:translateY(-2px)}@media(max-width:1024px){.hero-grid,.about-grid,.edu-grid,.contact-layout{grid-template-columns:1fr;gap:2.5rem}.project-case-inner{grid-template-columns:1fr;gap:2rem}.skills-grid,.secondary-exp-grid{grid-template-columns:1fr}.hero-visual-card{max-width:540px;margin:0 auto;width:100%}}@media(max-width:768px){.section{padding-top:4rem;padding-bottom:4rem}.nav-desktop{display:none}.mobile-toggle{display:flex}.header-cta-btn{display:none}.hero-title{font-size:2.25rem}.hero-lead{font-size:1.0625rem}.section-title{font-size:1.875rem}.project-case-inner,.exp-card,.form-card,.edu-main-card{padding:1.5rem}.mobile-nav-drawer{display:flex;flex-direction:column;position:fixed;top:4.5rem;left:0;right:0;background-color:var(--bg-surface);border-bottom:1px solid var(--border-subtle);padding:1.5rem;box-shadow:var(--shadow-lg);z-index:99}.mobile-nav-list{list-style:none;display:flex;flex-direction:column;gap:.75rem}.mobile-nav-item a{display:block;font-size:1.0625rem;font-weight:600;color:var(--text-primary);padding:.625rem .75rem;border-radius:var(--radius-sm)}.mobile-nav-item a:hover{background-color:var(--bg-surface-subtle);color:var(--accent-primary)}.footer-inner{flex-direction:column;align-items:flex-start}}