/* =========================================================
   ORU DESIGN — GLOBAL SITE CHROME
   Shared header, footer, transitions and graphical elements.
   Loaded on every page, before the page-specific stylesheet.
========================================================= */

:root{
    --od-bg:        #000000;
    --od-bg-alt:    #050505;
    --od-accent:    #dfff00;
    --od-accent-dim:#a7bf00;
    --od-text:      #ffffff;
    --od-muted:     #9a9a9a;
    --od-line:      rgba(255,255,255,0.09);
    --od-ease:      cubic-bezier(.22,.68,0,1);
}

@media (prefers-reduced-motion: reduce){
    *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

/* ---------------------------------------------------------
   SITE HEADER
--------------------------------------------------------- */
.site-header{
    position: sticky;
    top: 0;
    z-index: 999;
    width: 100%;
    background: rgba(0,0,0,0.55);
    backdrop-filter: blur(14px) saturate(140%);
    -webkit-backdrop-filter: blur(14px) saturate(140%);
    border-bottom: 1px solid var(--od-line);
    transition: background 0.4s var(--od-ease), border-color 0.4s var(--od-ease), padding 0.35s var(--od-ease);
}

.site-header.is-scrolled{
    background: rgba(0,0,0,0.86);
    border-bottom-color: rgba(223,255,0,0.15);
}

.site-header::after{
    /* animated hairline that sweeps across the header edge */
    content:"";
    position:absolute;
    left:0; right:0; bottom:-1px;
    height:1px;
    background: linear-gradient(90deg, transparent, var(--od-accent), transparent);
    opacity:0;
    transform: translateX(-30%);
    transition: opacity 0.5s ease;
    pointer-events:none;
}

.site-header.is-scrolled::after{
    opacity:0.55;
    animation: od-sweep 6s linear infinite;
}

@keyframes od-sweep{
    0%   { transform: translateX(-30%); }
    100% { transform: translateX(130%); }
}

.site-header__inner{
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
    padding: 18px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

/* Logo + glow */
.site-logo{
    position: relative;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
}

.site-logo__glow{
    position: absolute;
    top: 50%; left: 50%;
    width: 70px; height: 70px;
    transform: translate(-50%,-50%);
    background: radial-gradient(circle, rgba(223,255,0,0.35) 0%, rgba(223,255,0,0) 70%);
    filter: blur(6px);
    opacity: 0.55;
    animation: od-pulse 4.5s ease-in-out infinite;
    pointer-events: none;
}

@keyframes od-pulse{
    0%, 100% { opacity:0.35; transform:translate(-50%,-50%) scale(0.92); }
    50%      { opacity:0.65; transform:translate(-50%,-50%) scale(1.08); }
}

.site-logo__image{
    position: relative;
    height: 34px;
    width: auto;
    display: block;
    transition: filter 0.3s ease;
}

.site-logo:hover .site-logo__image{
    filter: drop-shadow(0 0 10px rgba(223,255,0,0.55));
}

/* Nav */
.site-nav{
    display: flex;
    align-items: center;
    gap: 4px;
}

.site-nav__link{
    position: relative;
    display: inline-block;
    padding: 8px 16px;
    color: var(--od-text);
    text-decoration: none;
    font-size: 13px;
    letter-spacing: 0.4px;
    font-weight: 500;
    border-radius: 999px;
    transition: color 0.3s ease;
}

.site-nav__link::before{
    content:"";
    position:absolute;
    inset: 0;
    border-radius: 999px;
    background: rgba(223,255,0,0.1);
    opacity: 0;
    transform: scale(0.85);
    transition: opacity 0.3s var(--od-ease), transform 0.3s var(--od-ease);
    z-index: -1;
}

.site-nav__link:hover{ color: var(--od-accent); }
.site-nav__link:hover::before{ opacity:1; transform: scale(1); }

.site-nav__link.is-active{
    color: var(--od-bg);
    background: var(--od-accent);
}
.site-nav__link.is-active::before{ display:none; }

/* CTA + mobile toggle */
.site-header__actions{
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

.site-cta{
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    padding: 10px 22px;
    border-radius: 999px;
    background: var(--od-accent);
    color: #000;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.3px;
    text-decoration: none;
    transition: transform 0.3s var(--od-ease), box-shadow 0.3s var(--od-ease);
}

.site-cta::before{
    content:"";
    position:absolute;
    top:0; left:-60%;
    width: 40%; height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,0.55), transparent);
    transform: skewX(-20deg);
    transition: left 0.6s ease;
}

.site-cta:hover{
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(223,255,0,0.35);
}
.site-cta:hover::before{ left: 130%; }

.site-nav-toggle{
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 38px;
    height: 38px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--od-line);
    border-radius: 10px;
    cursor: pointer;
}

.site-nav-toggle span{
    display:block;
    height: 2px;
    width: 18px;
    margin: 0 auto;
    background: var(--od-text);
    border-radius: 2px;
    transition: transform 0.35s var(--od-ease), opacity 0.25s ease;
}

.site-nav-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.site-nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.site-nav-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav panel */
.site-mobile-nav{
    display: grid;
    grid-template-rows: 0fr;
    overflow: hidden;
    transition: grid-template-rows 0.4s var(--od-ease);
    border-top: 1px solid transparent;
}

.site-mobile-nav.is-open{
    grid-template-rows: 1fr;
    border-top-color: var(--od-line);
}

.site-mobile-nav__inner{
    min-height: 0;
    display: flex;
    flex-direction: column;
    padding: 4px 32px 18px;
}

.site-mobile-nav a{
    color: var(--od-text);
    text-decoration: none;
    font-size: 15px;
    padding: 12px 0;
    border-bottom: 1px solid var(--od-line);
    opacity: 0.85;
    transition: opacity 0.25s ease, color 0.25s ease, padding-left 0.25s ease;
}
.site-mobile-nav a:hover,
.site-mobile-nav a.is-active{
    opacity: 1;
    color: var(--od-accent);
    padding-left: 6px;
}
.site-mobile-nav a:last-child{ border-bottom: none; }

@media (max-width: 900px){
    .site-nav{ display:none; }
    .site-nav-toggle{ display:flex; }
    .site-header__inner{ padding: 16px 20px; }
    .site-cta{ padding: 9px 16px; font-size: 12px; }
}

/* ---------------------------------------------------------
   SITE FOOTER
--------------------------------------------------------- */
.site-footer{
    position: relative;
    overflow: hidden;
    background: var(--od-bg-alt);
    border-top: 1px solid var(--od-line);
    padding: 84px 32px 28px;
}

/* decorative glow orbs */
.site-footer::before,
.site-footer::after{
    content:"";
    position:absolute;
    border-radius:50%;
    filter: blur(70px);
    pointer-events:none;
}
.site-footer::before{
    width: 420px; height: 420px;
    left: -140px; top: -160px;
    background: radial-gradient(circle, rgba(223,255,0,0.16), transparent 70%);
}
.site-footer::after{
    width: 320px; height: 320px;
    right: -100px; bottom: -140px;
    background: radial-gradient(circle, rgba(223,255,0,0.10), transparent 70%);
}

.site-footer__grid{
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.4fr 2fr;
    gap: 60px;
}

.site-footer__brand h2{
    font-size: 22px;
    letter-spacing: 3px;
    margin: 0 0 14px;
    color: var(--od-text);
}

.site-footer__brand p{
    max-width: 34ch;
    color: var(--od-muted);
    font-size: 14px;
    line-height: 1.7;
    margin: 0;
}

.site-footer__columns{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.site-footer__col h4{
    font-size: 12px;
    letter-spacing: 1.5px;
    color: var(--od-accent);
    margin: 0 0 16px;
    font-weight: 600;
}

.site-footer__col a{
    display: block;
    color: var(--od-muted);
    text-decoration: none;
    font-size: 14px;
    padding: 6px 0;
    width: fit-content;
    position: relative;
    transition: color 0.3s ease, transform 0.3s ease;
}

.site-footer__col a:hover{
    color: var(--od-text);
    transform: translateX(4px);
}

.site-footer__divider{
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 56px auto 24px;
    height: 1px;
    background: var(--od-line);
}

.site-footer__bottom{
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.site-footer__bottom p{
    margin: 0;
    color: var(--od-muted);
    font-size: 13px;
}

.site-footer__socials{
    display: flex;
    gap: 12px;
}

.site-footer__socials a{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--od-line);
    color: var(--od-text);
    text-decoration: none;
    transition: transform 0.35s var(--od-ease), background 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

.site-footer__socials a:hover{
    background: var(--od-accent);
    border-color: var(--od-accent);
    color: #000;
    transform: translateY(-3px) rotate(8deg);
}

.site-footer__bg-text{
    position: relative;
    z-index: 1;
    margin-top: 40px;
    text-align: center;
    font-size: clamp(48px, 12vw, 160px);
    font-weight: 800;
    letter-spacing: 4px;
    line-height: 1;
    color: transparent;
    -webkit-text-stroke: 1px rgba(255,255,255,0.10);
    user-select: none;
}

@media (max-width: 860px){
    .site-footer{ padding: 64px 24px 24px; }
    .site-footer__grid{ grid-template-columns: 1fr; gap: 40px; }
    .site-footer__columns{ grid-template-columns: repeat(2, 1fr); }
    .site-footer__bottom{ flex-direction: column; align-items: flex-start; }
}

/* ---------------------------------------------------------
   SHARED REVEAL-ON-LOAD (single orchestrated entrance)
--------------------------------------------------------- */
.site-header,
.site-footer{
    opacity: 0;
    animation: od-fade-in 0.7s var(--od-ease) forwards;
}
.site-footer{ animation-delay: 0.05s; }

@keyframes od-fade-in{
    from{ opacity:0; transform: translateY(-6px); }
    to  { opacity:1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce){
    .site-header, .site-footer{ animation: none; opacity: 1; }
}