/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Merriweather',Georgia,'Times New Roman',serif;font-weight:300;line-height:1.6;color:#fff;background:#0A0A0A;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{max-width:100%;height:auto;display:block}
a{color:#fff;text-decoration:none;transition:color 0.25s}
a:hover{color:#F28C28}
ul,ol{list-style:none}
button{cursor:pointer;border:none;background:none;font:inherit;color:inherit}
:focus-visible{outline:2px solid #F28C28;outline-offset:2px}

/* ===== CSS VARIABLES ===== */
:root{
  --clr-primary-bg:#0A0A0A;
  --clr-primary-text:#FFFFFF;
  --clr-secondary-bg:#FFFFFF;
  --clr-secondary-text:#1A1A1A;
  --clr-accent:#F28C28;
  --clr-accent-hover:#E07B1A;
  --clr-card-border:#2A2A2A;
  --clr-tag-bg:rgba(242,140,40,0.15);
  --clr-tag-text:#F28C28;
  --gradient-city:linear-gradient(135deg, #F2C94C 0%, #2C3E50 50%, #1A237E 100%);
  --font-heading:'Inter','Helvetica Neue',Arial,sans-serif;
  --font-body:'Merriweather',Georgia,'Times New Roman',serif;
  --spacing-xs:0.5rem;
  --spacing-sm:1rem;
  --spacing-md:2rem;
  --spacing-lg:3rem;
  --spacing-xl:5rem;
  --max-width:1200px;
  --nav-height:60px;
  --radius-sm:4px;
  --radius-md:8px;
  --radius-lg:16px;
  --radius-full:9999px;
}

/* ===== UTILITY ===== */
.content-container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}
.skip-link{position:absolute;top:-100px;left:1rem;background:var(--clr-accent);color:#fff;padding:0.5rem 1rem;z-index:10000;transition:top 0.3s;font-family:var(--font-heading);font-weight:700;border-radius:var(--radius-sm)}
.skip-link:focus{top:0.5rem;outline:none}

/* ===== SCROLL PROGRESS ===== */
.scroll-progress{position:fixed;top:0;left:0;height:3px;background:var(--gradient-city);z-index:9999;width:0%;transition:width 0.1s linear;pointer-events:none}
@media(prefers-reduced-motion:reduce){.scroll-progress{display:none}}

/* ===== CAPSULE NAV ===== */
.capsule-nav{position:fixed;top:0.75rem;left:50%;transform:translateX(-50%);z-index:9998;width:calc(100% - 2rem);max-width:var(--max-width);background:rgba(10,10,10,0.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius-full);padding:0 0.5rem;height:var(--nav-height);transition:background 0.3s,box-shadow 0.3s}
.capsule-nav.scrolled{background:rgba(10,10,10,0.95);box-shadow:0 4px 20px rgba(0,0,0,0.4)}
.capsule-nav__inner{display:flex;align-items:center;justify-content:space-between;height:100%;padding:0 0.25rem;max-width:100%}
.capsule-nav__brand{display:flex;align-items:center;gap:0.5rem;color:#fff;font-family:var(--font-heading);font-weight:800;font-size:1.1rem;letter-spacing:-0.02em;padding:0.25rem 0.75rem;border-radius:var(--radius-full);transition:background 0.25s}
.capsule-nav__brand:hover{background:rgba(255,255,255,0.05);color:#fff}
.capsule-nav__brand-dot{width:10px;height:10px;border-radius:50%;background:var(--clr-accent);flex-shrink:0}
.capsule-nav__brand-text small{font-weight:300;font-size:0.7em;opacity:0.7;margin-left:0.15em}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:0.5rem;cursor:pointer;border-radius:var(--radius-sm)}
.nav-toggle__bar{display:block;width:24px;height:2px;background:#fff;border-radius:2px;transition:transform 0.3s,opacity 0.3s}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
.capsule-nav__wrapper{display:flex;align-items:center}
.capsule-nav__list{display:flex;align-items:center;gap:0.125rem;list-style:none}
.capsule-nav__link{display:block;padding:0.35rem 0.85rem;color:rgba(255,255,255,0.85);font-family:var(--font-heading);font-weight:500;font-size:0.85rem;border-radius:var(--radius-full);transition:all 0.25s;position:relative;white-space:nowrap}
.capsule-nav__link:hover{color:#fff;background:rgba(255,255,255,0.08)}
.capsule-nav__link[aria-current="page"]{color:#fff;background:rgba(242,140,40,0.15)}
.capsule-nav__link[aria-current="page"]::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:60%;height:2px;background:var(--clr-accent);border-radius:2px}

/* ===== CITY DROPDOWN ===== */
.city-dropdown{position:relative}
.city-dropdown__trigger{display:flex;align-items:center;gap:0.3rem}
.city-dropdown__arrow{display:inline-block;width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;transition:transform 0.25s}
.city-dropdown[aria-expanded="true"] .city-dropdown__arrow{transform:rotate(180deg)}
.city-dropdown__menu{position:absolute;top:calc(100% + 6px);right:0;min-width:160px;background:rgba(20,20,20,0.95);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius-md);padding:0.5rem;opacity:0;visibility:hidden;transform:translateY(-4px);transition:all 0.25s;z-index:9999}
.city-dropdown[aria-expanded="true"] .city-dropdown__menu,
.city-dropdown:hover .city-dropdown__menu{opacity:1;visibility:visible;transform:translateY(0)}
.city-dropdown__item{display:block;padding:0.5rem 1rem;color:rgba(255,255,255,0.8);font-family:var(--font-heading);font-size:0.8rem;border-radius:var(--radius-sm);transition:all 0.2s}
.city-dropdown__item:hover{background:rgba(242,140,40,0.2);color:#fff}

/* ===== FOOTER ===== */
.site-footer{background:#0A0A0A;border-top:1px solid rgba(255,255,255,0.05);padding:var(--spacing-xl) 0 var(--spacing-md);margin-top:var(--spacing-xl)}
.footer-top{display:flex;flex-wrap:wrap;gap:var(--spacing-lg);margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:1px solid rgba(255,255,255,0.06)}
.footer-brand{flex:1 1 280px;max-width:340px}
.footer-brand__dot{display:inline-block;width:12px;height:12px;border-radius:50%;background:var(--clr-accent);margin-bottom:0.5rem}
.footer-brand__text{display:block;font-family:var(--font-heading);font-weight:800;font-size:1.25rem;color:#fff;letter-spacing:-0.02em}
.footer-brand__text small{font-weight:300;font-size:0.7em;opacity:0.7}
.footer-brand__desc{margin-top:0.75rem;font-size:0.9rem;color:rgba(255,255,255,0.55);line-height:1.6}
.footer-links{flex:2 1 500px;display:flex;flex-wrap:wrap;gap:var(--spacing-md)}
.footer-links__group{flex:1 1 140px;min-width:120px}
.footer-links__title{font-family:var(--font-heading);font-weight:700;font-size:0.85rem;color:rgba(255,255,255,0.4);text-transform:uppercase;letter-spacing:0.05em;margin-bottom:0.75rem}
.footer-links__group ul li{margin-bottom:0.4rem}
.footer-links__group ul li a{color:rgba(255,255,255,0.7);font-size:0.9rem;font-family:var(--font-heading);font-weight:400;transition:color 0.25s}
.footer-links__group ul li a:hover{color:var(--clr-accent)}
.footer-links__group ul li span{color:rgba(255,255,255,0.5);font-size:0.85rem}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:0.75rem;font-size:0.8rem;color:rgba(255,255,255,0.4)}
.footer-bottom__legal,.footer-bottom__icp{display:flex;flex-wrap:wrap;align-items:center;gap:0.4rem}
.footer-bottom a{color:rgba(255,255,255,0.5);transition:color 0.25s}
.footer-bottom a:hover{color:var(--clr-accent)}
.footer-bottom__sep{opacity:0.3;user-select:none}

/* ===== BACK TO TOP ===== */
.back-to-top{position:fixed;bottom:2rem;right:2rem;width:44px;height:44px;border-radius:50%;background:var(--clr-accent);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(12px);transition:all 0.3s;z-index:9997;box-shadow:0 2px 12px rgba(242,140,40,0.3)}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:var(--clr-accent-hover);transform:translateY(-2px)}
.back-to-top::after{content:'↑';font-size:1.3rem;font-weight:700;line-height:1}
@media(prefers-reduced-motion:reduce){.back-to-top{display:none}}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:0.5rem;padding:0.65rem 1.6rem;font-family:var(--font-heading);font-weight:700;font-size:0.9rem;border-radius:var(--radius-full);transition:all 0.25s;cursor:pointer;border:none;line-height:1.2}
.btn--primary{background:var(--clr-accent);color:#fff}
.btn--primary:hover{background:var(--clr-accent-hover);color:#fff;transform:translateY(-1px);box-shadow:0 4px 16px rgba(242,140,40,0.3)}
.btn--outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,0.2)}
.btn--outline:hover{background:rgba(255,255,255,0.06);border-color:var(--clr-accent);color:var(--clr-accent)}

/* ===== TAG ===== */
.tag{display:inline-block;padding:0.2rem 0.7rem;background:var(--clr-tag-bg);color:var(--clr-tag-text);font-family:var(--font-heading);font-weight:600;font-size:0.75rem;border-radius:var(--radius-full);letter-spacing:0.02em}

/* ===== PAPER STACK ===== */
.paper-stack{background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius-md);padding:var(--spacing-md);box-shadow:0 2px 12px rgba(0,0,0,0.2);position:relative}
.paper-stack::before{content:'';position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;border:1px solid rgba(255,255,255,0.04);border-radius:calc(var(--radius-md) + 2px);pointer-events:none}

/* ===== PRINT BORDER ===== */
.print-border{position:relative;padding:var(--spacing-sm) 0}
.print-border::after{content:'';position:absolute;bottom:0;left:0;width:40px;height:2px;background:var(--clr-accent);border-radius:2px}
.print-border--center::after{left:50%;transform:translateX(-50%);width:60px}

/* ===== BREADCRUMB ===== */
.breadcrumb{display:flex;flex-wrap:wrap;gap:0.3rem 0.6rem;font-family:var(--font-heading);font-size:0.8rem;color:rgba(255,255,255,0.4);padding:var(--spacing-sm) 0}
.breadcrumb a{color:rgba(255,255,255,0.5);transition:color 0.25s}
.breadcrumb a:hover{color:var(--clr-accent)}
.breadcrumb span{color:rgba(255,255,255,0.25)}
.breadcrumb .sep{color:var(--clr-accent);opacity:0.6}

/* ===== GRID ===== */
.grid{display:grid;grid-template-columns:1fr;gap:var(--spacing-md)}
@media(min-width:640px){.grid--2{grid-template-columns:repeat(2,1fr)}.grid--3{grid-template-columns:repeat(3,1fr)}}
@media(min-width:960px){.grid--3{grid-template-columns:repeat(3,1fr)}}

/* ===== SECTION PREVIEW ===== */
.section-preview{display:flex;flex-wrap:wrap;gap:var(--spacing-md);padding:var(--spacing-lg) 0}
.section-preview__item{flex:1 1 220px;padding:var(--spacing-md);background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.06);border-radius:var(--radius-md);transition:all 0.3s}
.section-preview__item:hover{background:rgba(255,255,255,0.04);border-color:var(--clr-accent);transform:translateY(-2px)}
.section-preview__item .tag{margin-bottom:0.5rem}

/* ===== SKILL TREE ===== */
.skill-tree{display:flex;flex-wrap:wrap;gap:0;counter-reset:step;position:relative;padding:var(--spacing-md) 0}
.skill-tree::before{content:'';position:absolute;top:2rem;left:1.5rem;bottom:2rem;width:2px;background:linear-gradient(to bottom,var(--clr-accent),rgba(242,140,40,0.1))}
.skill-tree__step{counter-increment:step;flex:1 1 180px;padding-left:3.5rem;position:relative;margin-bottom:var(--spacing-md)}
.skill-tree__step::before{content:counter(step);position:absolute;left:0;top:0;width:2.5rem;height:2.5rem;border-radius:50%;background:var(--clr-accent);color:#fff;font-family:var(--font-heading);font-weight:800;font-size:1rem;display:flex;align-items:center;justify-content:center}
.skill-tree__step h4{font-family:var(--font-heading);font-weight:700;font-size:1.05rem;color:#fff;margin-bottom:0.3rem}
.skill-tree__step p{font-size:0.9rem;color:rgba(255,255,255,0.55)}

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:800;letter-spacing:-0.02em;line-height:1.1;color:#fff}
h1{font-size:3.5rem}@media(max-width:640px){h1{font-size:2.2rem}}
h2{font-size:2.5rem}@media(max-width:640px){h2{font-size:1.8rem}}
h3{font-size:1.75rem}@media(max-width:640px){h3{font-size:1.3rem}}
h4{font-size:1.25rem}
.body-text{font-family:var(--font-body);font-weight:300;font-size:1.05rem;color:rgba(255,255,255,0.75);line-height:1.6}
.small-text{font-size:0.85rem;color:rgba(255,255,255,0.5)}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
  .capsule-nav{top:0.5rem;border-radius:var(--radius-md);height:auto;padding:0.4rem 0.5rem;width:calc(100% - 1rem)}
  .nav-toggle{display:flex}
  .capsule-nav__wrapper{position:absolute;top:calc(100% + 6px);left:0;right:0;background:rgba(10,10,10,0.97);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius-md);padding:0.5rem;opacity:0;visibility:hidden;transform:translateY(-6px);transition:all 0.3s;max-height:70vh;overflow-y:auto}
  .capsule-nav__wrapper[data-open]{opacity:1;visibility:visible;transform:translateY(0)}
  .capsule-nav__list{flex-direction:column;gap:0.125rem;width:100%}
  .capsule-nav__link{width:100%;padding:0.6rem 1rem;border-radius:var(--radius-sm)}
  .city-dropdown__menu{position:static;background:transparent;backdrop-filter:none;border:none;padding:0 0 0 1rem;opacity:1;visibility:visible;transform:none;box-shadow:none;max-height:0;overflow:hidden;transition:max-height 0.3s}
  .city-dropdown[aria-expanded="true"] .city-dropdown__menu{max-height:400px}
  .site-footer{padding:var(--spacing-md) 0}
  .footer-top{flex-direction:column;gap:var(--spacing-md)}
  .footer-brand{max-width:100%}
  .footer-links{gap:var(--spacing-sm)}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:0.5rem}
  .back-to-top{bottom:1rem;right:1rem;width:40px;height:40px}
}

@media(min-width:769px) and (max-width:1024px){
  .capsule-nav__link{font-size:0.78rem;padding:0.3rem 0.6rem}
  .capsule-nav__brand-text{font-size:0.95rem}
}

/* ===== ACCESSIBILITY ===== */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:0.01ms!important;transition-duration:0.01ms!important}
  html{scroll-behavior:auto}
  .capsule-nav__wrapper,.city-dropdown__menu,.back-to-top{transition:none!important}
}

/* ===== PRINT ===== */
@media print{
  .capsule-nav,.scroll-progress,.back-to-top,.city-dropdown__menu{display:none!important}
  body{background:#fff;color:#000}
  .site-footer{background:#fff;border-top:1px solid #ddd;color:#000}
  a{color:#000!important}
}