/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary-dark:#0B1A3A;
  --primary-dark-2:#1A2D5A;
  --primary-gradient:linear-gradient(135deg,#0B1A3A,#1A2D5A);
  --warm-paper:#F5F0E8;
  --warm-paper-light:#FCF9F4;
  --accent-orange:#FF6B35;
  --accent-green:#39FF14;
  --text-light:#FFFFFF;
  --text-dark:#0B1A3A;
  --muted-text:#8A8FA0;
  --divider-color:rgba(255,107,53,0.3);
  --font-heading:'Impact','Arial Black',sans-serif;
  --font-body:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
  --font-number:'Courier New',monospace;
  --header-h:70px;
  --content-max:1200px;
  --content-pad:clamp(16px,4vw,48px);
  --radius-cut:6px;
  --transition-fast:0.2s cubic-bezier(0.25,0.46,0.45,0.94);
  --shadow-card:0 4px 20px rgba(11,26,58,0.08);
  --shadow-hover:0 12px 40px rgba(11,26,58,0.15);
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-body);color:var(--text-dark);background:var(--warm-paper);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{cursor:pointer;border:none;background:none;font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--accent-orange);outline-offset:2px;border-radius:2px}
.skip-link:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.skip-link:focus{position:fixed;top:12px;left:12px;z-index:10000;padding:12px 24px;background:var(--primary-dark);color:var(--text-light);font-weight:600;border-radius:4px;outline:3px solid var(--accent-orange)}

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

/* ===== HEADER ===== */
.site-header{position:fixed;top:0;left:0;width:100%;height:var(--header-h);background:var(--primary-gradient);z-index:1000;border-bottom:1px solid var(--divider-color);clip-path:polygon(0 0,100% 0,100% calc(100% - 6px),0 100%)}
.header__inner{max-width:var(--content-max);margin:0 auto;padding:0 var(--content-pad);height:100%;display:flex;align-items:center;justify-content:space-between}
.header__brand{display:flex;align-items:center;gap:clamp(8px,2vw,20px)}
.header__logo{font-family:var(--font-heading);font-weight:900;font-size:clamp(1.3rem,3vw,2rem);color:var(--text-light);letter-spacing:-0.02em;position:relative;padding-right:12px}
.header__logo::after{content:'';position:absolute;right:0;top:10%;height:80%;width:2px;background:var(--accent-orange);transform:skewX(-12deg)}
.header__tagline{font-size:clamp(0.6rem,1.1vw,0.75rem);color:var(--accent-orange);letter-spacing:0.08em;text-transform:uppercase;opacity:0.85;display:none}
@media(min-width:640px){.header__tagline{display:inline-block}}
.header__actions{display:flex;align-items:center;gap:12px}

/* Menu Toggle Button */
.header__menu-toggle{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:4px;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);transition:background var(--transition-fast),border-color var(--transition-fast)}
.header__menu-toggle:hover{background:rgba(255,107,53,0.15);border-color:var(--accent-orange)}
.header__menu-toggle:active{transform:scale(0.97)}
.menu-toggle__lines{display:flex;flex-direction:column;gap:4px;width:22px}
.menu-line{display:block;width:100%;height:2px;background:var(--text-light);border-radius:1px;transition:transform var(--transition-fast),opacity var(--transition-fast)}
.menu-line--1{width:100%}
.menu-line--2{width:70%}
.menu-line--3{width:85%}
.header__menu-toggle:hover .menu-line{background:var(--accent-orange)}
.menu-toggle__indicator{width:8px;height:8px;border-radius:50%;background:var(--accent-green);box-shadow:0 0 8px rgba(57,255,20,0.5);transition:background var(--transition-fast),box-shadow var(--transition-fast)}
.header__menu-toggle[aria-expanded="true"] .menu-toggle__indicator{background:var(--accent-orange);box-shadow:0 0 8px rgba(255,107,53,0.5)}

/* ===== SIDE NAV ===== */
.side-nav{position:fixed;top:0;left:0;width:100%;height:100%;z-index:2000;pointer-events:none;visibility:hidden;opacity:0;transition:opacity 0.35s ease,visibility 0.35s ease}
.side-nav[data-open]{pointer-events:auto;visibility:visible;opacity:1}
.side-nav__overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(11,26,58,0.6);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);transition:opacity 0.35s ease}
.side-nav:not([data-open]) .side-nav__overlay{opacity:0}
.side-nav__panel{position:absolute;top:0;right:0;width:clamp(280px,35vw,420px);height:100%;background:rgba(26,45,90,0.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-left:1px solid var(--divider-color);padding:var(--header-h) 0 32px 0;display:flex;flex-direction:column;transform:translateX(100%);transition:transform 0.4s cubic-bezier(0.22,1,0.36,1);clip-path:polygon(6px 0,100% 0,100% 100%,0 calc(100% - 6px))}
.side-nav[data-open] .side-nav__panel{transform:translateX(0)}
.side-nav__header{display:flex;align-items:center;justify-content:space-between;padding:20px 28px 16px;border-bottom:1px solid var(--divider-color)}
.side-nav__title{font-family:var(--font-heading);font-size:1.1rem;color:var(--text-light);letter-spacing:0.06em;text-transform:uppercase;opacity:0.7}
.side-nav__close{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:rgba(255,255,255,0.08);color:var(--text-light);font-size:1.2rem;transition:background var(--transition-fast),transform var(--transition-fast)}
.side-nav__close:hover{background:var(--accent-orange);transform:rotate(90deg)}
.side-nav__list{flex:1;overflow-y:auto;padding:12px 0;counter-reset:nav-index}
.side-nav__item{counter-increment:nav-index;border-bottom:1px solid rgba(255,255,255,0.04)}
.side-nav__link{display:flex;align-items:center;gap:16px;padding:16px 28px;color:var(--text-light);font-size:1.05rem;font-weight:500;letter-spacing:0.02em;transition:background var(--transition-fast),color var(--transition-fast),padding-left var(--transition-fast);position:relative}
.side-nav__link::before{content:counter(nav-index);font-family:var(--font-number);font-size:0.75rem;color:var(--accent-orange);opacity:0.6;width:24px;text-align:right;flex-shrink:0}
.side-nav__link::after{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:0;background:var(--accent-green);border-radius:0 2px 2px 0;transition:height var(--transition-fast)}
.side-nav__link:hover{background:rgba(255,107,53,0.1);padding-left:36px;color:var(--accent-orange)}
.side-nav__link:hover::after{height:60%}
.side-nav__link[aria-current="page"]{background:rgba(57,255,20,0.06);color:var(--accent-green);padding-left:36px}
.side-nav__link[aria-current="page"]::after{height:70%}
.side-nav__link[aria-current="page"]::before{color:var(--accent-green);opacity:1}
.side-nav__footer{padding:20px 28px;border-top:1px solid var(--divider-color)}
.side-nav__status{font-size:0.8rem;color:var(--accent-green);letter-spacing:0.04em;display:flex;align-items:center;gap:8px}
.side-nav__status::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent-green);box-shadow:0 0 10px rgba(57,255,20,0.6);animation:pulse-dot 2s ease-in-out infinite}
@keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:0.4}}
@media(prefers-reduced-motion:reduce){.side-nav__status::before{animation:none}}

/* ===== MAIN CONTENT LANDING ===== */
#main-content{display:block;min-height:60vh;padding-top:var(--header-h)}

/* ===== FOOTER ===== */
.site-footer{background:var(--primary-gradient);color:var(--text-light);border-top:1px solid var(--divider-color);clip-path:polygon(0 6px,100% 0,100% 100%,0 100%);margin-top:80px}
.footer__inner{max-width:var(--content-max);margin:0 auto;padding:48px var(--content-pad) 24px;display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:768px){.footer__inner{grid-template-columns:2fr 1fr 1fr;gap:40px}}
.footer__logo{font-family:var(--font-heading);font-weight:900;font-size:1.6rem;color:var(--text-light);letter-spacing:-0.02em;display:inline-block;margin-bottom:12px;position:relative}
.footer__logo::after{content:'';display:block;width:40px;height:2px;background:var(--accent-orange);margin-top:6px}
.footer__trust{font-size:0.85rem;color:var(--muted-text);line-height:1.7;max-width:480px}
.footer__links{display:flex;flex-direction:column;gap:12px;padding-top:4px}
@media(min-width:768px){.footer__links{padding-top:8px}}
.footer__link{font-size:0.9rem;color:var(--muted-text);transition:color var(--transition-fast);position:relative;width:fit-content}
.footer__link::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:1px;background:var(--accent-orange);transition:width var(--transition-fast)}
.footer__link:hover{color:var(--accent-orange)}
.footer__link:hover::after{width:100%}
.footer__contact{display:flex;flex-direction:column;gap:8px;padding-top:4px}
@media(min-width:768px){.footer__contact{padding-top:8px}}
.footer__contact-item{font-size:0.85rem;color:var(--muted-text);line-height:1.6}
.footer__contact-item a{color:var(--accent-orange);transition:color var(--transition-fast)}
.footer__contact-item a:hover{color:var(--accent-green)}
.footer__bottom{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding-top:20px;border-top:1px solid var(--divider-color);margin-top:8px}
.footer__icp{font-size:0.75rem;color:var(--muted-text);letter-spacing:0.03em}
.footer__divider-line{display:block;width:60px;height:2px;background:var(--accent-orange);opacity:0.4;transform:skewX(-20deg);pointer-events:none}
@media(min-width:768px){.footer__divider-line{width:100px}}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 28px;font-family:var(--font-body);font-weight:600;font-size:0.95rem;border-radius:4px;background:var(--accent-orange);color:var(--text-light);transition:background var(--transition-fast),transform var(--transition-fast),box-shadow var(--transition-fast);clip-path:polygon(4px 0,100% 0,100% calc(100% - 4px),0 100%);text-align:center;letter-spacing:0.02em}
.btn:hover{background:var(--accent-green);color:var(--text-dark);box-shadow:0 4px 20px rgba(57,255,20,0.3)}
.btn:active{transform:scale(0.97)}
.btn--outline{background:transparent;border:1.5px solid var(--accent-orange);color:var(--accent-orange)}
.btn--outline:hover{background:var(--accent-orange);color:var(--text-light);box-shadow:none}
.btn--sm{padding:8px 18px;font-size:0.8rem}

/* ===== CARDS ===== */
.card{background:var(--warm-paper-light);border-radius:8px;padding:24px;box-shadow:var(--shadow-card);border:1px solid rgba(11,26,58,0.06);transition:transform var(--transition-fast),box-shadow var(--transition-fast),border-color var(--transition-fast);clip-path:polygon(6px 0,100% 0,100% calc(100% - 6px),0 100%)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--accent-orange)}
.card--dark{background:var(--primary-dark);color:var(--text-light);border-color:rgba(255,255,255,0.06)}
.card--dark:hover{border-color:var(--accent-green)}
@media(prefers-reduced-motion:reduce){.card:hover{transform:none}}

/* ===== LINK HOVER EFFECT (global) ===== */
.content-body a{position:relative;color:var(--accent-orange);font-weight:500}
.content-body a::after{content:'';position:absolute;bottom:-1px;left:0;width:0;height:1px;background:currentColor;transition:width var(--transition-fast)}
.content-body a:hover::after{width:100%}

/* ===== SECTION TITLE ===== */
.section-title{font-family:var(--font-heading);font-weight:900;font-size:clamp(1.6rem,4vw,2.2rem);color:var(--text-dark);letter-spacing:-0.02em;line-height:1.1;margin-bottom:12px}
.section-title--light{color:var(--text-light)}
.section-index{font-family:var(--font-number);font-size:0.75rem;color:var(--accent-orange);letter-spacing:0.12em;text-transform:uppercase;display:block;margin-bottom:6px}

/* ===== UTILITIES ===== */
.container{max-width:var(--content-max);margin:0 auto;padding:0 var(--content-pad)}
.container--narrow{max-width:880px}
.text-center{text-align:center}
.text-muted{color:var(--muted-text)}
.mt-8{margin-top:8px}
.mt-16{margin-top:16px}
.mt-32{margin-top:32px}
.mt-48{margin-top:48px}
.mb-16{margin-bottom:16px}
.mb-32{margin-bottom:32px}
.grid-2{display:grid;grid-template-columns:1fr;gap:24px}
@media(min-width:640px){.grid-2{grid-template-columns:1fr 1fr}}
.grid-3{display:grid;grid-template-columns:1fr;gap:24px}
@media(min-width:640px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.grid-3{grid-template-columns:repeat(3,1fr)}}
.grid-4{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.grid-4{grid-template-columns:repeat(4,1fr)}}

/* ===== RESPONSIVE HEADER ===== */
@media(max-width:480px){
  :root{--header-h:56px}
  .header__logo{font-size:1.15rem}
  .header__tagline{display:none}
  .header__menu-toggle{padding:6px 10px}
  .menu-toggle__lines{width:18px;gap:3px}
  .menu-line{height:1.5px}
  .menu-toggle__indicator{width:6px;height:6px}
}
@media(min-width:481px)and(max-width:767px){
  :root{--header-h:62px}
}
@media(min-width:768px){
  .side-nav__panel{padding-top:calc(var(--header-h) + 8px)}
}

/* ===== ACCESSIBILITY & REDUCED MOTION ===== */
@media(prefers-reduced-motion:reduce){
  *{animation-duration:0.01ms!important;transition-duration:0.01ms!important}
  .side-nav__panel{transform:translateX(0)!important;transition:none!important}
  .side-nav:not([data-open]){display:none}
  .card:hover{transform:none!important}
  .btn:active{transform:none!important}
  .scroll-progress{display:none}
}

/* ===== PRINT ===== */
@media print{
  .site-header{position:relative;height:auto;clip-path:none}
  .side-nav{display:none!important}
  #main-content{padding-top:0}
  .site-footer{clip-path:none;margin-top:40px}
  .btn{background:var(--text-dark)!important;color:white!important}
}