.slideshow{display:flex;justify-content:center;align-items:stretch;overflow:hidden;width:100%;min-height:320px;position:relative;border-radius:var(--radius-lg);background:var(--color-surface);box-shadow:var(--shadow-md);padding:0 3rem;direction:ltr}.slideshow-item{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;position:relative;padding:1rem .5rem}.slideshow-image{width:100%;height:240px;object-fit:cover;border-radius:var(--radius-md);cursor:pointer;transition:transform .3s ease,box-shadow .3s ease;box-shadow:var(--shadow-sm)}.slideshow-image:hover{transform:scale(1.02);box-shadow:var(--shadow-md)}.cert-image{width:auto;max-width:85%;height:200px;object-fit:contain;background:var(--color-bg);padding:.5rem}.slideshow-desc{position:absolute;bottom:1.25rem;right:1rem;left:1rem;color:var(--color-white);background:linear-gradient(transparent,#0a2463d9);padding:1.5rem .75rem .5rem;border-radius:0 0 var(--radius-md) var(--radius-md);font-family:var(--font-persian);font-size:.9rem;font-weight:500;text-align:right;direction:rtl;pointer-events:none}.nav-button{position:absolute;top:50%;transform:translateY(-50%);background-color:var(--color-navy);color:var(--color-white);border:none;width:40px;height:40px;border-radius:50%;cursor:pointer;z-index:2;display:flex;align-items:center;justify-content:center;font-size:1rem;box-shadow:var(--shadow-sm);transition:background-color .2s ease,transform .2s ease;direction:ltr;unicode-bidi:isolate}.prev-button{left:.75rem}.next-button{right:.75rem}.nav-button:hover{background-color:var(--color-orange);transform:translateY(-50%) scale(1.08)}.desc-below{margin-top:.75rem;color:var(--color-text);background-color:transparent;padding:.25rem .5rem;font-family:var(--font-persian);font-size:.85rem;font-weight:500;direction:rtl}.slideshow-cert{min-height:280px;background:var(--color-bg);box-shadow:none;border:1px solid var(--color-border)}.slideshow-cert .slideshow-item{justify-content:flex-start}@media (max-width: 768px){.slideshow{min-height:260px;padding:0 2.5rem}.slideshow-image{height:180px}.cert-image{height:150px}.nav-button{width:34px;height:34px;font-size:.85rem}}@media (max-width: 480px){.slideshow{padding:0 2rem;border-radius:var(--radius-md)}.slideshow-image{height:150px}.cert-image{height:120px}.slideshow-desc{font-size:.75rem}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#061a47e0;display:flex;justify-content:center;align-items:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{position:relative;background:var(--color-surface);border-radius:var(--radius-lg);max-width:92vw;max-height:92vh;display:flex;justify-content:center;align-items:center;box-shadow:var(--shadow-lg);overflow:hidden}.modal-close{position:absolute;top:.75rem;right:.75rem;background:#00000080;color:var(--color-white);border:none;width:36px;height:36px;border-radius:50%;font-size:1.5rem;line-height:1;cursor:pointer;z-index:2;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease}.modal-close:hover{background:var(--color-orange)}.modal-image{max-width:100%;max-height:92vh;object-fit:contain;display:block}.modal-nav{position:absolute;top:50%;transform:translateY(-50%);background:var(--color-navy);color:var(--color-white);border:none;width:44px;height:44px;border-radius:50%;font-size:1.1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .2s ease,transform .2s ease;z-index:2;direction:ltr;unicode-bidi:isolate}.modal-nav:hover{background:var(--color-orange);transform:translateY(-50%) scale(1.08)}.modal-nav.prev{left:1rem}.modal-nav.next{right:1rem}@media (max-width: 600px){.modal-nav{width:36px;height:36px;font-size:.9rem}.modal-nav.prev{left:.5rem}.modal-nav.next{right:.5rem}}.App{display:flex;flex-direction:column;flex:1}.main-content{flex:1;display:flex;flex-direction:column;gap:0}.home-section{padding:2.5rem 1.5rem}.home-section--about{background:var(--color-surface)}.home-section--projects{background:var(--color-bg);border-top:1px solid var(--color-border)}.home-section--certs{background:var(--color-surface);border-top:1px solid var(--color-border)}.home-section__inner{max-width:1280px;margin:0 auto}.home-two-column{display:flex;gap:1.5rem}.home-two-column>*{flex:1}.home-two-column .content-card h3{margin:0 0 1.25rem;color:var(--color-navy);font-size:1.35rem}@media (max-width: 768px){.home-two-column{flex-direction:column}}@media (max-width: 600px){.home-section{padding:1.75rem 1rem}.section-title{font-size:1.4rem}}.header{display:flex;justify-content:space-between;align-items:center;padding:0 1.5rem;min-height:var(--header-height);background:linear-gradient(135deg,var(--color-navy) 55%,var(--color-orange) 55%);color:var(--color-white);box-shadow:var(--shadow-md);position:sticky;top:0;z-index:100}.header-brand{flex:1;min-width:0}.header-logo{display:flex;justify-content:flex-end;align-items:center;flex-shrink:0}.header h1{margin:0;font-size:1.5rem;font-weight:700;letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--color-white)}@media (max-width: 768px){.header{padding:0 1rem;min-height:64px}.header h1{font-size:1.15rem}.logo{height:46px;width:auto;display:block}}.logo{height:56px;width:auto;display:block}@media (max-width: 480px){.header h1{font-size:1rem}}.site-footer{background:linear-gradient(135deg,var(--color-navy-dark) 55%,var(--color-orange) 55%);color:var(--color-white);padding:2.5rem 1.5rem 1.5rem;margin-top:auto}.footer-content{display:flex;gap:2rem;max-width:1200px;margin:0 auto 1.5rem}.footer-column{flex:1;min-width:0}.footer-column.english{text-align:left;direction:ltr;background:none}.footer-column.persian{text-align:right;direction:rtl;background:none}.footer-heading{margin:0 0 .75rem;font-size:1rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;opacity:.9}.footer-column p{margin:0 0 .5rem;font-size:.9rem;line-height:1.6;opacity:.92}.footer-copyright{display:flex;justify-content:space-between;align-items:center;gap:1rem;max-width:1200px;margin:0 auto;padding-top:1.25rem;border-top:1px solid rgba(255,255,255,.25);font-size:.8rem;opacity:.85}.footer-copyright-en{text-align:left}.footer-copyright-fa{text-align:right}@media (max-width: 768px){.site-footer{padding:2rem 1rem 1.25rem}.footer-content{flex-direction:column;gap:1.5rem}.footer-copyright{flex-direction:column;text-align:center;gap:.5rem}.footer-copyright-en,.footer-copyright-fa{text-align:center}.footer-column p{font-size:.85rem}}@media (max-width: 480px){.footer-column p{font-size:.8rem}}:root{--color-navy: #0a2463;--color-navy-dark: #061a47;--color-orange: #e87722;--color-orange-light: #f5a623;--color-white: #ffffff;--color-bg: #f4f6f9;--color-surface: #ffffff;--color-text: #1a1a2e;--color-text-muted: #5a6270;--color-border: #e2e8f0;--color-english-bg: #eef4fb;--color-persian-bg: #fef6ee;--font-persian: "Vazir", "Tahoma", sans-serif;--font-english: "Segoe UI", system-ui, -apple-system, sans-serif;--shadow-sm: 0 1px 3px rgba(10, 36, 99, .08);--shadow-md: 0 4px 16px rgba(10, 36, 99, .12);--shadow-lg: 0 8px 32px rgba(10, 36, 99, .16);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--header-height: 72px}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body,html{margin:0;padding:0;min-height:100%;font-family:var(--font-english);font-size:16px;line-height:1.6;color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased}#root{display:flex;flex-direction:column;min-height:100vh}[lang=fa],[lang=ar],.persian-text{font-family:var(--font-persian);direction:rtl;text-align:right}a{color:var(--color-navy);transition:color .2s ease}a:hover{color:var(--color-orange)}img{max-width:100%;height:auto}.page-container{flex:1;width:100%}.section-title{text-align:center;margin:0 0 1.5rem;font-size:1.75rem;font-weight:700;color:var(--color-navy);position:relative;padding-bottom:.75rem}.section-title:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:60px;height:3px;background:linear-gradient(90deg,var(--color-navy),var(--color-orange));border-radius:2px}.content-card{background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--color-border);padding:1.75rem;transition:box-shadow .2s ease}.content-card:hover{box-shadow:var(--shadow-md)}.content-card h2{margin:0 0 1.25rem;color:var(--color-navy);font-size:1.35rem}.content-card p{margin:0 0 1rem;color:var(--color-text-muted);line-height:1.75}.content-card p:last-child{margin-bottom:0}.english{background-color:var(--color-english-bg);text-align:left;direction:ltr}.persian{background-color:var(--color-persian-bg);text-align:right;direction:rtl}