/* ==========================================================
   IJRCSIT – Home page · Roboto · teal-blue palette · compact
   ========================================================== */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;600;700;800&display=swap');

:root {
    --ijrcsit-dark: #102b38;
    --ijrcsit-primary: #1e4356;
    --ijrcsit-blue: #4f8eae;
    --ijrcsit-accent: #68a4c4;

    --ijrcsit-light: #eaf4f9;
    --ijrcsit-border: #d4e3ea;

    --ijrcsit-text: #263746;
    --ijrcsit-muted: #5e707d;

    --ijrcsit-white: #ffffff;

    --ijrcsit-soft: #f5fafc;
    --ijrcsit-pale: #f8fbfc;

    --ijrcsit-shadow: 0 8px 24px rgba(30, 67, 86, .08);
    --ijrcsit-shadow-lg: 0 18px 44px rgba(16, 43, 56, .16);
    --ijrcsit-container: 1180px;

    --ease: cubic-bezier(.2, .7, .2, 1);
}

.ijrcsit-home {
    font-family: 'Roboto', system-ui, -apple-system, 'Segoe UI', sans-serif;
    font-size: 15px; line-height: 1.6; color: var(--ijrcsit-text);
    background: #fff; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
.ijrcsit-home *, .ijrcsit-home *::before, .ijrcsit-home *::after { box-sizing: border-box; }
.ijrcsit-home a { color: inherit; text-decoration: none; }
.ijrcsit-home img { display: block; max-width: 100%; }
.ijrcsit-home h1, .ijrcsit-home h2, .ijrcsit-home h3, .ijrcsit-home p, .ijrcsit-home ul, .ijrcsit-home ol, .ijrcsit-home dl, .ijrcsit-home dd { margin: 0; padding: 0; }
.ijrcsit-home ul, .ijrcsit-home ol { list-style: none; }
.ijrcsit-home h1, .ijrcsit-home h2, .ijrcsit-home h3 { font-weight: 700; line-height: 1.2; letter-spacing: -.01em; }
.ijrcsit-home :focus-visible { outline: 2px solid var(--ijrcsit-blue); outline-offset: 2px; border-radius: 4px; }
.ijrcsit-home section[id] { scroll-margin-top: 70px; }
html { scroll-behavior: smooth; }

.ijrcsit-home .container { width: min(var(--ijrcsit-container), 100% - 40px); margin-inline: auto; }

/* ---------- shared ---------- */
.ijrcsit-home .block { padding: 46px 0; }
.ijrcsit-home .block-soft { background: var(--ijrcsit-soft); border-block: 1px solid var(--ijrcsit-border); }
.ijrcsit-home .block-head { margin-bottom: 22px; }
.ijrcsit-home .block-head p { margin-top: 4px; color: var(--ijrcsit-muted); }
.ijrcsit-home .block-head-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.ijrcsit-home .h2 { font-size: 1.7rem; color: var(--ijrcsit-dark); }
.ijrcsit-home .h2::after { content: ""; display: block; width: 44px; height: 3px; margin-top: 10px; border-radius: 3px; background: linear-gradient(90deg, var(--ijrcsit-blue), var(--ijrcsit-accent)); }
.ijrcsit-home .text-link { font-weight: 600; font-size: .9rem; color: var(--ijrcsit-blue); transition: color .2s; }
.ijrcsit-home .text-link:hover { color: var(--ijrcsit-primary); }

.ijrcsit-home .btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 12px 24px; border-radius: 8px; border: 1.5px solid transparent;
    font-size: .92rem; font-weight: 600; line-height: 1;
    transition: transform .25s var(--ease), background .25s, border-color .25s, box-shadow .25s;
}
.ijrcsit-home .btn:hover { transform: translateY(-2px); }
.ijrcsit-home .btn-light { background: #fff; color: var(--ijrcsit-dark); }
.ijrcsit-home .btn-light:hover { background: var(--ijrcsit-light); box-shadow: 0 10px 24px rgba(0,0,0,.22); }
.ijrcsit-home .btn-ghost { border-color: rgba(255,255,255,.45); color: #fff; }
.ijrcsit-home .btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.1); }

/* ==========================================================
   HERO
   ========================================================== */
.ijrcsit-home .hero {
    position: relative; color: #fff; padding: 52px 0 0; overflow: hidden;
    background:
        radial-gradient(55% 80% at 88% 10%, rgba(104,164,196,.32), transparent 70%),
        radial-gradient(40% 60% at 0% 100%, rgba(79,142,174,.2), transparent 70%),
        linear-gradient(135deg, var(--ijrcsit-dark) 0%, var(--ijrcsit-primary) 100%);
}
.ijrcsit-home .hero::before {
    content: ""; position: absolute; inset: 0; opacity: .5; pointer-events: none;
    background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
    background-size: 44px 44px;
    -webkit-mask-image: linear-gradient(100deg, transparent 30%, #000 100%);
            mask-image: linear-gradient(100deg, transparent 30%, #000 100%);
}
.ijrcsit-home .hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; padding-bottom: 54px; }

.ijrcsit-home .hero-kicker {
    display: inline-flex; align-items: center; gap: 9px; padding: 6px 14px; border-radius: 999px;
    font-size: .8rem; font-weight: 500; color: #dcebf3;
    background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16);
}
.ijrcsit-home .kicker-dot, .ijrcsit-home .dot { width: 8px; height: 8px; border-radius: 50%; background: #2fb67c; animation: ping 2s infinite; }
.ijrcsit-home .hero h1 { margin: 16px 0 14px; font-size: clamp(2rem, 4vw, 3.05rem); font-weight: 800; color: #fff; }
.ijrcsit-home .hero h1 span { color: var(--ijrcsit-accent); font-weight: 700; }
.ijrcsit-home .hero-lead { max-width: 520px; font-size: 1.02rem; color: #cfe0ea; }
.ijrcsit-home .hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.ijrcsit-home .hero-mail { margin-top: 16px; font-size: .86rem; color: #a9c3d2; }
.ijrcsit-home .hero-mail a { color: #fff; font-weight: 600; border-bottom: 1px solid rgba(255,255,255,.35); transition: border-color .2s; }
.ijrcsit-home .hero-mail a:hover { border-color: #fff; }

/* media */
.ijrcsit-home .hero-media { position: relative; padding: 0 0 26px 0; }
.ijrcsit-home .hero-photo {
    height: 340px; border-radius: 18px; overflow: hidden;
    background: linear-gradient(145deg, var(--ijrcsit-blue), var(--ijrcsit-primary));
    border: 1px solid rgba(255,255,255,.22); box-shadow: 0 28px 60px -22px rgba(0,0,0,.6);
}
.ijrcsit-home .hero-photo img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.04); animation: zoom 16s ease-in-out infinite alternate; }
.ijrcsit-home .hero-photo::after { content: ""; position: absolute; inset: 0 0 26px; border-radius: 18px; background: linear-gradient(180deg, rgba(16,43,56,0) 50%, rgba(16,43,56,.55)); pointer-events: none; }
.ijrcsit-home .chip {
    position: absolute; z-index: 2; top: 18px; left: -16px; display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 14px; border-radius: 999px; font-size: .8rem; font-weight: 600;
    color: var(--ijrcsit-dark); background: #fff; box-shadow: var(--ijrcsit-shadow-lg);
    animation: floaty 5s ease-in-out infinite;
}
.ijrcsit-home .glance {
    position: absolute; z-index: 2; right: -14px; bottom: 0; width: min(280px, 82%); padding: 14px 16px;
    color: var(--ijrcsit-text); background: #fff; border-radius: 14px; box-shadow: var(--ijrcsit-shadow-lg);
    border-top: 3px solid var(--ijrcsit-blue); animation: floaty 6s ease-in-out -2s infinite;
}
.ijrcsit-home .glance-title { font-size: .78rem; font-weight: 700; color: var(--ijrcsit-primary); margin-bottom: 8px; }
.ijrcsit-home .glance dl { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 14px; }
.ijrcsit-home .glance dt { font-size: .7rem; color: var(--ijrcsit-muted); }
.ijrcsit-home .glance dd { font-size: .92rem; font-weight: 700; color: var(--ijrcsit-dark); }

@keyframes floaty { 50% { transform: translateY(-6px); } }
@keyframes zoom { to { transform: scale(1.11); } }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(47,182,124,.55); } 100% { box-shadow: 0 0 0 9px rgba(47,182,124,0); } }

/* hero entrance (pure CSS) */
.ijrcsit-home .hero-text > * { opacity: 0; transform: translateY(16px); animation: rise .7s var(--ease) forwards; }
.ijrcsit-home .hero-text > :nth-child(1) { animation-delay: .05s; }
.ijrcsit-home .hero-text > :nth-child(2) { animation-delay: .15s; }
.ijrcsit-home .hero-text > :nth-child(3) { animation-delay: .25s; }
.ijrcsit-home .hero-text > :nth-child(4) { animation-delay: .35s; }
.ijrcsit-home .hero-text > :nth-child(5) { animation-delay: .45s; }
.ijrcsit-home .hero-media { opacity: 0; transform: translateX(24px); animation: rise .9s var(--ease) .25s forwards; }
@keyframes rise { to { opacity: 1; transform: none; } }

/* ticker */
.ijrcsit-home .ticker { position: relative; overflow: hidden; padding: 13px 0 46px; border-top: 1px solid rgba(255,255,255,.12); background: rgba(8,28,38,.35); }
.ijrcsit-home .ticker::before, .ijrcsit-home .ticker::after { content: ""; position: absolute; top: 0; bottom: 0; width: 80px; z-index: 1; pointer-events: none; }
.ijrcsit-home .ticker::before { left: 0; background: linear-gradient(90deg, #14343f, transparent); }
.ijrcsit-home .ticker::after { right: 0; background: linear-gradient(-90deg, #17394a, transparent); }
.ijrcsit-home .ticker-track { display: flex; width: max-content; animation: scroll 55s linear infinite; }
.ijrcsit-home .ticker:hover .ticker-track { animation-play-state: paused; }
.ijrcsit-home .ticker ul { display: flex; flex-shrink: 0; }
.ijrcsit-home .ticker li { position: relative; padding: 0 26px; font-size: .86rem; font-weight: 500; color: #bcd3df; white-space: nowrap; }
.ijrcsit-home .ticker li::after { content: ""; position: absolute; right: -2px; top: 50%; width: 5px; height: 5px; margin-top: -2px; border-radius: 50%; background: var(--ijrcsit-accent); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ==========================================================
   TRUST CARDS (overlap the hero)
   ========================================================== */
.ijrcsit-home .trust { position: relative; z-index: 3; margin-top: -34px; }
.ijrcsit-home .trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.ijrcsit-home .trust-card {
    display: flex; gap: 12px; align-items: flex-start; padding: 16px;
    background: #fff; border: 1px solid var(--ijrcsit-border); border-radius: 12px; box-shadow: var(--ijrcsit-shadow-lg);
    transition: transform .3s var(--ease), border-color .3s;
}
.ijrcsit-home .trust-card:hover { transform: translateY(-3px); border-color: var(--ijrcsit-accent); }
.ijrcsit-home .trust-card svg { flex: none; width: 38px; height: 38px; padding: 8px; border-radius: 10px; color: #fff; background: linear-gradient(135deg, var(--ijrcsit-blue), var(--ijrcsit-primary)); }
.ijrcsit-home .trust-card strong { display: block; font-size: .95rem; color: var(--ijrcsit-dark); }
.ijrcsit-home .trust-card span { display: block; margin-top: 2px; font-size: .82rem; line-height: 1.45; color: var(--ijrcsit-muted); }

/* ==========================================================
   WHY
   ========================================================== */
.ijrcsit-home .why-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 36px; align-items: center; }
.ijrcsit-home .why-img { position: relative; height: 330px; border-radius: 16px; overflow: hidden; background: linear-gradient(145deg, var(--ijrcsit-primary), var(--ijrcsit-dark)); box-shadow: var(--ijrcsit-shadow-lg); }
.ijrcsit-home .why-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.ijrcsit-home .why-img:hover img { transform: scale(1.05); }
.ijrcsit-home .why-badge { position: absolute; left: 14px; bottom: 14px; padding: 7px 13px; border-radius: 999px; font-size: .78rem; font-weight: 600; color: var(--ijrcsit-dark); background: rgba(255,255,255,.95); }
.ijrcsit-home .why-body .h2 { margin-bottom: 14px; }
.ijrcsit-home .why-body p { margin-bottom: 10px; }
.ijrcsit-home .why-body .lead { font-size: 1.06rem; font-weight: 500; color: var(--ijrcsit-dark); }
.ijrcsit-home .why-body .text-link { display: inline-block; margin-top: 6px; }

/* ==========================================================
   RESEARCH AREAS
   ========================================================== */
.ijrcsit-home .area-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.ijrcsit-home .area-card {
    position: relative; display: flex; flex-direction: column; gap: 10px; min-height: 120px; padding: 16px 14px;
    background: #fff; border: 1px solid var(--ijrcsit-border); border-radius: 12px; overflow: hidden;
    transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.ijrcsit-home .area-card::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 3px; background: linear-gradient(90deg, var(--ijrcsit-blue), var(--ijrcsit-accent)); transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease); }
.ijrcsit-home .area-icon { width: 36px; height: 36px; padding: 8px; border-radius: 10px; color: var(--ijrcsit-blue); background: var(--ijrcsit-light); transition: background .3s, color .3s; }
.ijrcsit-home .area-title { font-size: .9rem; font-weight: 600; line-height: 1.4; color: var(--ijrcsit-dark); }
.ijrcsit-home .area-arrow { position: absolute; right: 12px; top: 14px; color: var(--ijrcsit-accent); opacity: 0; transform: translateX(-6px); transition: opacity .3s, transform .3s var(--ease); }
.ijrcsit-home .area-card:hover { transform: translateY(-3px); border-color: var(--ijrcsit-accent); box-shadow: var(--ijrcsit-shadow); }
.ijrcsit-home .area-card:hover::before { transform: scaleX(1); }
.ijrcsit-home .area-card:hover .area-icon { background: var(--ijrcsit-blue); color: #fff; }
.ijrcsit-home .area-card:hover .area-arrow { opacity: 1; transform: none; }

/* ==========================================================
   LATEST RESEARCH
   ========================================================== */
.ijrcsit-home .article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.ijrcsit-home .article-card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--ijrcsit-border); border-radius: 14px; overflow: hidden; transition: transform .3s var(--ease), box-shadow .3s; }
.ijrcsit-home .article-card:hover { transform: translateY(-4px); box-shadow: var(--ijrcsit-shadow-lg); }
.ijrcsit-home .article-img { position: relative; height: 160px; overflow: hidden; background: linear-gradient(135deg, var(--ijrcsit-blue), var(--ijrcsit-primary)); }
.ijrcsit-home .article-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.ijrcsit-home .article-card:hover .article-img img { transform: scale(1.07); }
.ijrcsit-home .tag { position: absolute; left: 10px; top: 10px; padding: 4px 11px; border-radius: 999px; font-size: .72rem; font-weight: 600; color: var(--ijrcsit-primary); background: #fff; }
.ijrcsit-home .article-body { display: flex; flex: 1; flex-direction: column; justify-content: space-between; gap: 12px; padding: 14px 16px; }
.ijrcsit-home .article-body h3 { font-size: 1rem; line-height: 1.4; color: var(--ijrcsit-dark); }
.ijrcsit-home .article-foot { display: flex; justify-content: space-between; align-items: center; padding-top: 10px; font-size: .82rem; color: var(--ijrcsit-muted); border-top: 1px solid var(--ijrcsit-border); }

/* ==========================================================
   JOURNAL INFO + PROCESS
   ========================================================== */
.ijrcsit-home .info-layout { display: grid; grid-template-columns: 1.3fr .7fr; gap: 18px; align-items: start; }
.ijrcsit-home .info-table { background: #fff; border: 1px solid var(--ijrcsit-border); border-radius: 14px; overflow: hidden; box-shadow: var(--ijrcsit-shadow); }
.ijrcsit-home .info-row { display: grid; grid-template-columns: 200px 1fr; gap: 14px; padding: 11px 18px; border-bottom: 1px solid var(--ijrcsit-border); transition: background .2s; }
.ijrcsit-home .info-row:last-child { border-bottom: 0; }
.ijrcsit-home .info-row:hover { background: var(--ijrcsit-pale); }
.ijrcsit-home .info-row dt { font-size: .84rem; font-weight: 600; color: var(--ijrcsit-muted); }
.ijrcsit-home .info-row dd { font-size: .94rem; font-weight: 600; color: var(--ijrcsit-dark); overflow-wrap: anywhere; }
.ijrcsit-home .info-row dd a { color: var(--ijrcsit-blue); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--ijrcsit-border); transition: color .2s, text-decoration-color .2s; }
.ijrcsit-home .info-row dd a:hover { color: var(--ijrcsit-primary); text-decoration-color: currentColor; }

.ijrcsit-home .process { padding: 20px; color: #fff; border-radius: 14px; background: linear-gradient(150deg, var(--ijrcsit-primary), var(--ijrcsit-dark)); box-shadow: var(--ijrcsit-shadow-lg); }
.ijrcsit-home .process h3 { font-size: 1.1rem; margin-bottom: 14px; }
.ijrcsit-home .process ol { position: relative; display: grid; gap: 12px; margin-bottom: 18px; counter-reset: s; }
.ijrcsit-home .process ol::before { content: ""; position: absolute; left: 13px; top: 14px; bottom: 14px; width: 1.5px; background: rgba(255,255,255,.22); }
.ijrcsit-home .process li { position: relative; padding-left: 40px; counter-increment: s; }
.ijrcsit-home .process li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; font-size: .8rem; font-weight: 700; color: var(--ijrcsit-dark); background: var(--ijrcsit-accent); }
.ijrcsit-home .process strong { display: block; font-size: .92rem; }
.ijrcsit-home .process span { display: block; font-size: .82rem; line-height: 1.45; color: #bcd3df; }
.ijrcsit-home .process .btn { width: 100%; }

/* ==========================================================
   CTA
   ========================================================== */
.ijrcsit-home .cta {
    padding: 34px 0; color: #fff;
    background:
        linear-gradient(100deg, rgba(16,43,56,.96) 35%, rgba(30,67,86,.82)),
        url('../img/academic-research.jpg') center / cover no-repeat,
        var(--ijrcsit-dark);
}
.ijrcsit-home .cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.ijrcsit-home .cta h2 { font-size: 1.55rem; color: #fff; }
.ijrcsit-home .cta p { margin-top: 6px; color: #cfe0ea; }
.ijrcsit-home .cta p a { color: #fff; font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.ijrcsit-home .cta p a:hover { color: var(--ijrcsit-accent); }

/* ---------- scroll reveal (only when JS runs) ---------- */
@media (scripting: enabled) {
    .ijrcsit-home [data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity .6s var(--ease), transform .6s var(--ease), box-shadow .3s, border-color .3s; }
    .ijrcsit-home [data-reveal].is-visible { opacity: 1; transform: none; }
    .ijrcsit-home .trust-card.is-visible:hover, .ijrcsit-home .area-card.is-visible:hover, .ijrcsit-home .article-card.is-visible:hover { transform: translateY(-3px); }
}
.read-progress { position: fixed; top: 0; left: 0; z-index: 9999; width: 100%; height: 3px; background: linear-gradient(90deg, #4f8eae, #68a4c4); transform: scaleX(0); transform-origin: left; pointer-events: none; }

/* ---------- responsive ---------- */
@media (max-width: 1000px) {
    .ijrcsit-home .hero-grid { grid-template-columns: 1fr; gap: 34px; }
    .ijrcsit-home .hero-photo { height: 280px; }
    .ijrcsit-home .chip { left: 10px; }
    .ijrcsit-home .glance { right: 10px; }
    .ijrcsit-home .trust-grid { grid-template-columns: repeat(2, 1fr); }
    .ijrcsit-home .why-grid, .ijrcsit-home .info-layout { grid-template-columns: 1fr; }
    .ijrcsit-home .why-img { height: 260px; }
    .ijrcsit-home .area-grid { grid-template-columns: repeat(3, 1fr); }
    .ijrcsit-home .article-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .ijrcsit-home .container { width: calc(100% - 28px); }
    .ijrcsit-home .hero { padding-top: 36px; }
    .ijrcsit-home .block { padding: 34px 0; }
    .ijrcsit-home .trust-grid, .ijrcsit-home .article-grid { grid-template-columns: 1fr; }
    .ijrcsit-home .area-grid { grid-template-columns: repeat(2, 1fr); }
    .ijrcsit-home .info-row { grid-template-columns: 1fr; gap: 2px; }
    .ijrcsit-home .hero-actions .btn { flex: 1; }
    .ijrcsit-home .cta .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
    .ijrcsit-home *, .ijrcsit-home *::before, .ijrcsit-home *::after { animation: none !important; transition: none !important; }
    .ijrcsit-home .hero-text > *, .ijrcsit-home .hero-media, .ijrcsit-home [data-reveal] { opacity: 1 !important; transform: none !important; }
    .ijrcsit-home .ticker { overflow-x: auto; }
}