:root {
        --zia-overlay: rgba(0, 0, 0, 0.65);
        --zia-card-bg: rgba(255, 255, 255, 0.06);
        --zia-border: rgba(255, 255, 255, 0.12);
        --zia-border-strong: rgba(255, 255, 255, 0.20);
        --zia-glow: rgba(255, 255, 255, 0.08);
}

html {
        scroll-behavior: smooth;
}

.zia-section {
        background: radial-gradient(ellipse at 20% 0%, rgba(255, 255, 255, 0.05), transparent 45%),
                radial-gradient(ellipse at 80% 100%, rgba(255, 255, 255, 0.04), transparent 45%),
                rgba(0, 0, 0, 0.85);
}

.zia-section-divider {
        border-top: 1px solid rgba(255, 255, 255, 0.06);
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.zia-hero {
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
        background-image: url('../images/omair_ziaee/18.28.09_4a48fa85.webp');
}

.zia-hero-overlay {
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse at 20% 20%, rgba(255, 255, 255, 0.10), transparent 55%),
                radial-gradient(ellipse at 80% 70%, rgba(255, 255, 255, 0.08), transparent 55%),
                linear-gradient(180deg, var(--zia-overlay), rgba(0, 0, 0, 0.80));
        pointer-events: none;
}

.zia-pill {
        border: 1px solid var(--zia-border);
        color: rgba(255, 255, 255, 0.88);
        border-radius: 999px;
        padding: 10px 14px;
        text-align: center;
        background: rgba(0, 0, 0, 0.20);
}

.zia-card {
        height: 100%;
        border: 1px solid var(--zia-border);
        border-radius: 16px;
        padding: 22px 18px;
        background: var(--zia-card-bg);
        backdrop-filter: blur(8px);
}

.zia-card-hover {
        transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.zia-card-hover:hover {
        transform: translateY(-4px);
        border-color: var(--zia-border-strong);
        box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.zia-step {
        width: 44px;
        height: 44px;
        border-radius: 12px;
        display: grid;
        place-items: center;
        border: 1px solid var(--zia-border);
        color: rgba(255, 255, 255, 0.92);
        background: rgba(0, 0, 0, 0.22);
        margin-bottom: 14px;
        font-weight: 700;
        letter-spacing: 0.08em;
}

.zia-stat {
        border: 1px solid var(--zia-border);
        border-radius: 18px;
        padding: 22px 18px;
        background: rgba(255, 255, 255, 0.05);
        backdrop-filter: blur(10px);
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.zia-stat-number {
        font-size: 28px;
        font-weight: 800;
        color: rgba(255, 255, 255, 0.96);
        line-height: 1.1;
}

.zia-stat-label {
        margin-top: 6px;
        color: rgba(255, 255, 255, 0.75);
        letter-spacing: 0.06em;
        text-transform: uppercase;
        font-size: 12px;
}

.zia-image-frame {
        border-radius: 18px;
        overflow: hidden;
        border: 1px solid var(--zia-border);
        background: rgba(0, 0, 0, 0.25);
}

.zia-image-shadow {
        box-shadow: 0 22px 60px rgba(0, 0, 0, 0.45);
}

.zia-image-frame img {
        display: block;
        width: 100%;
        height: auto;
}

.zia-mini-card {
        border: 1px solid var(--zia-border);
        border-radius: 16px;
        padding: 18px 16px;
        background: rgba(255, 255, 255, 0.05);
}

.zia-mini-title {
        color: rgba(255, 255, 255, 0.95);
        font-weight: 700;
        margin-bottom: 6px;
}

.zia-list {
        padding-left: 18px;
}

.zia-list li {
        margin-bottom: 10px;
}

.zia-quote {
        border: 1px solid var(--zia-border);
        border-radius: 18px;
        padding: 26px 22px;
        background: rgba(0, 0, 0, 0.25);
}

.zia-accordion .accordion-item {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid rgba(255, 255, 255, 0.10);
        border-radius: 14px;
        overflow: hidden;
        margin-bottom: 14px;
}

.zia-accordion .accordion-button {
        background: transparent;
        color: rgba(255, 255, 255, 0.95);
        font-weight: 700;
        box-shadow: none;
}

.zia-accordion .accordion-button::after {
        filter: invert(1);
        opacity: 0.85;
}

.zia-accordion .accordion-body {
        background: rgba(0, 0, 0, 0.15);
}

.zia-back-to-top {
        position: fixed;
        right: 18px;
        bottom: 18px;
        width: 46px;
        height: 46px;
        border-radius: 14px;
        border: 1px solid rgba(255, 255, 255, 0.18);
        background: rgba(0, 0, 0, 0.55);
        color: rgba(255, 255, 255, 0.95);
        display: grid;
        place-items: center;
        opacity: 0;
        transform: translateY(10px);
        pointer-events: none;
        transition: opacity 160ms ease, transform 160ms ease, border-color 160ms ease;
        z-index: 999;
}

.zia-back-to-top.is-visible {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
}

.zia-back-to-top:hover {
        border-color: rgba(255, 255, 255, 0.32);
}