/* =========================================================
   ADVANCED ENGINEERING DAYS - OJS HOMEPAGE HERO
   Main conference colour: #FFE200
   ========================================================= */

.aed-home-hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 15% 20%, rgba(255,226,0,.18), transparent 25%),
        radial-gradient(circle at 85% 80%, rgba(255,226,0,.12), transparent 30%),
        linear-gradient(135deg, #012f3e 0%, #003e50 55%, #012936 100%);
    color: #ffffff;
    border-radius: 16px;
    padding: 60px 35px 45px;
    margin: 20px 0 30px;
    box-shadow: 0 15px 45px rgba(0,0,0,.16);
    isolation: isolate;
}

.aed-hero-content {
    position: relative;
    z-index: 2;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

/* Symposium Badge */

.aed-badge {
    display: inline-block;
    background: #FFE200;
    color: #062f3d;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 1.5px;
    padding: 9px 18px;
    border-radius: 30px;
    margin-bottom: 22px;
    box-shadow: 0 5px 18px rgba(255,226,0,.22);
    animation: aedFadeDown .8s ease both;
}

/* Main Heading */

.aed-home-hero h1 {
    color: #ffffff !important;
    font-size: clamp(34px, 5vw, 58px);
    line-height: 1.08;
    font-weight: 800;
    margin: 0 0 15px;
    letter-spacing: -1.2px;
    animation: aedFadeUp .9s .1s ease both;
}

.aed-home-hero h1 span {
    display: block;
    color: #FFE200;
    margin-top: 7px;
}

/* Date */

.aed-date {
    font-size: 23px;
    font-weight: 700;
    letter-spacing: 2px;
    margin: 23px 0 13px;
    color: #ffffff;
    animation: aedFadeUp .9s .2s ease both;
}

/* Online Badge */

.aed-online {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.25);
    padding: 9px 16px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .8px;
    backdrop-filter: blur(6px);
}

.aed-live-dot {
    width: 9px;
    height: 9px;
    background: #FFE200;
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 0 rgba(255,226,0,.6);
    animation: aedPulse 1.8s infinite;
}

/* Intro */

.aed-intro {
    max-width: 760px;
    margin: 24px auto 27px;
    color: rgba(255,255,255,.88) !important;
    font-size: 16px;
    line-height: 1.75;
}

/* Buttons */

.aed-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 13px;
    flex-wrap: wrap;
    margin: 28px 0 42px;
}

.aed-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    text-decoration: none !important;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: .25px;
    padding: 15px 22px;
    border-radius: 8px;
    transition:
        transform .25s ease,
        box-shadow .25s ease,
        background .25s ease;
}

.aed-btn span {
    font-size: 19px;
    transition: transform .25s ease;
}

.aed-btn:hover {
    transform: translateY(-3px);
}

.aed-btn:hover span {
    transform: translateX(4px);
}

.aed-btn-primary {
    background: #FFE200;
    color: #062f3d !important;
    box-shadow: 0 10px 25px rgba(255,226,0,.22);
}

.aed-btn-primary:hover {
    background: #ffea33;
    color: #062f3d !important;
}

.aed-btn-secondary {
    background: rgba(255,255,255,.09);
    border: 1px solid rgba(255,255,255,.4);
    color: #ffffff !important;
}

.aed-btn-secondary:hover {
    background: #ffffff;
    color: #062f3d !important;
}

/* Three Information Cards */

.aed-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.aed-info-card {
    padding: 23px 15px;
    background: rgba(255,255,255,.075);
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 11px;
    backdrop-filter: blur(5px);
    transition:
        transform .3s ease,
        background .3s ease,
        border .3s ease;
}

.aed-info-card:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,.12);
    border-color: rgba(255,226,0,.5);
}

.aed-info-number {
    color: #FFE200;
    font-size: 26px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 9px;
}

.aed-info-title {
    color: #ffffff;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 5px;
}

.aed-info-text {
    color: rgba(255,255,255,.7);
    font-size: 12.5px;
    line-height: 1.5;
}

/* Decorative Glow */

.aed-glow {
    position: absolute;
    border-radius: 50%;
    background: #FFE200;
    filter: blur(75px);
    opacity: .08;
    z-index: 1;
    pointer-events: none;
}

.aed-glow-1 {
    width: 260px;
    height: 260px;
    left: -80px;
    top: -70px;
}

.aed-glow-2 {
    width: 300px;
    height: 300px;
    right: -100px;
    bottom: -120px;
}

/* =========================================================
   PUBLICATION OPPORTUNITIES
   ========================================================= */

.aed-publication {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    background: #fffcef;
    border: 1px solid #f0df61;
    border-left: 6px solid #FFE200;
    padding: 28px 30px;
    border-radius: 10px;
    margin: 0 0 35px;
    box-shadow: 0 7px 25px rgba(0,0,0,.06);
}

.aed-publication-icon {
    flex: 0 0 52px;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: #FFE200;
    color: #063949;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 23px;
}

.aed-publication-label {
    color: #826e00;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.4px;
    margin-bottom: 5px;
}

.aed-publication h2 {
    color: #063949 !important;
    font-size: 23px;
    margin: 0 0 9px !important;
    font-weight: 800;
}

.aed-publication p {
    color: #444 !important;
    margin: 0;
    font-size: 14.5px;
    line-height: 1.7;
}

.aed-publication-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin-top: 16px;
}

.aed-publication-tags span {
    display: inline-block;
    background: #063949;
    color: #ffffff;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .6px;
    padding: 6px 10px;
    border-radius: 4px;
}

/* =========================================================
   ANIMATIONS
   ========================================================= */

@keyframes aedFadeUp {
    from {
        opacity: 0;
        transform: translateY(22px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes aedFadeDown {
    from {
        opacity: 0;
        transform: translateY(-14px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes aedPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255,226,0,.65);
    }

    70% {
        box-shadow: 0 0 0 9px rgba(255,226,0,0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(255,226,0,0);
    }
}

/* =========================================================
   TABLET / MOBILE
   ========================================================= */

@media (max-width: 768px) {

    .aed-home-hero {
        padding: 44px 20px 25px;
        border-radius: 10px;
    }

    .aed-home-hero h1 {
        font-size: 36px;
    }

    .aed-date {
        font-size: 18px;
    }

    .aed-info-grid {
        grid-template-columns: 1fr;
    }

    .aed-buttons {
        flex-direction: column;
    }

    .aed-btn {
        width: 100%;
        box-sizing: border-box;
    }

    .aed-publication {
        flex-direction: column;
        padding: 24px 20px;
    }

    .aed-publication-icon {
        width: 45px;
        height: 45px;
        flex-basis: 45px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .aed-home-hero *,
    .aed-home-hero *::before,
    .aed-home-hero *::after {
        animation: none !important;
        transition: none !important;
    }
}