html {
    scroll-behavior: auto !important;
}

:root {
    --bg: #eef1f6;
    --card: #ffffff;
    --ink: #101828;
    --muted: #526071;
    --accent: #2f4bff;
    --line: rgba(16, 24, 40, .12);
    --nav-h: 64px;
    --neon: #19f0ff;
    --neon-2: #b36bff;
    --glass: linear-gradient(135deg, rgba(255, 255, 255, .26) 0%, rgba(255, 255, 255, .06) 38%, rgba(120, 140, 255, .22) 100%);
    --gloss: linear-gradient(100deg, transparent 38%, rgba(255, 255, 255, .16) 48%, transparent 58%);
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0e1420;
        --card: #172033;
        --ink: #eef2fb;
        --muted: #9aa8bf;
        --accent: #7f95ff;
        --line: rgba(255, 255, 255, .14);
    }
}

body {
    margin: 0;
    color: var(--ink);
    line-height: 1.65;
    background-color: var(--bg);
    background-image: radial-gradient(640px 420px at 12% 8%, rgba(47, 75, 255, .22), transparent 70%), radial-gradient(560px 420px at 92% 38%, rgba(179, 107, 255, .2), transparent 70%), radial-gradient(600px 420px at 25% 92%, rgba(25, 240, 255, .16), transparent 70%);
    background-attachment: fixed;
    font-family: "Segoe UI Variable Text", "Segoe UI", system-ui, sans-serif;
}

h1, h2 {
    line-height: 1.1;
    letter-spacing: -.03em;
    margin: 0 0 .6em;
}

h1 {
    font-size: clamp(2.4rem, 7vw, 4.5rem);
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
}

/* Persian font */
@font-face {
    font-family: "IRANSansX";
    src: url("../fonts/woff2/IRANSansX-Light.woff2") format("woff2");
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "IRANSansX";
    src: url("../fonts/woff2/IRANSansX-Regular.woff2") format("woff2");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "IRANSansX";
    src: url("../fonts/woff2/IRANSansX-Medium.woff2") format("woff2");
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "IRANSansX";
    src: url("../fonts/woff2/IRANSansX-DemiBold.woff2") format("woff2");
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "IRANSansX";
    src: url("../fonts/woff2/IRANSansX-Bold.woff2") format("woff2");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "IRANSansX";
    src: url("../fonts/woff2/IRANSansX-Black.woff2") format("woff2");
    font-weight: 900;
    font-style: normal;
    font-display: swap;
}

/* Persian: font, no negative letter-spacing (it breaks joined letters), more line height */
[lang="fa"] {
    font-family: "IRANSansX", "Segoe UI", Tahoma, sans-serif;
    line-height: 1.85;
}

    [lang="fa"] * {
        letter-spacing: 0;
    }

    [lang="fa"] h1, [lang="fa"] h2 {
        line-height: 1.35;
    }

/* Direction for the page sections (set by the wrapper in App.razor) */
[dir="rtl"] body,
[dir="rtl"] main,
[dir="rtl"] .pf-section,
[dir="rtl"] .pf-footer {
    direction: rtl;
}

/* Top menu: glass bar, gloss line, neon hairline */
.pf-nav {
    position: fixed;
    inset: 0 0 auto 0;
    height: var(--nav-h);
    z-index: 10;
    isolation: isolate;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 clamp(16px, 4vw, 48px);
    background: linear-gradient(135deg, rgba(255, 255, 255, .26) 0%, rgba(255, 255, 255, .06) 38%, rgba(120, 140, 255, .22) 100%), rgba(14, 20, 50, .72);
    -webkit-backdrop-filter: blur(18px) saturate(1.7);
    backdrop-filter: blur(18px) saturate(1.7);
    border-bottom: 1px solid rgba(255, 255, 255, .16);
    box-shadow: 0 12px 32px -14px rgba(0, 0, 0, .55), inset 0 1px 0 rgba(255, 255, 255, .4);
}

    /* Glossy shine line that drifts across the glass */
    .pf-nav::before {
        content: "";
        position: absolute;
        inset: 0;
        z-index: -1;
        pointer-events: none;
        background: linear-gradient(100deg, transparent 42%, rgba(255, 255, 255, .3) 50%, transparent 58%) no-repeat;
        background-size: 250% 100%;
        background-position: 130% 0;
        animation: pf-gloss 7s ease-in-out infinite;
    }

    /* Neon hairline along the bottom edge */
    .pf-nav::after {
        content: "";
        position: absolute;
        left: 0;
        right: 0;
        bottom: -1px;
        height: 1px;
        pointer-events: none;
        background: linear-gradient(90deg, transparent, var(--neon) 30%, var(--neon-2) 70%, transparent);
        box-shadow: 0 0 8px var(--neon), 0 0 18px rgba(25, 240, 255, .5);
        opacity: .85;
    }

    .pf-nav nav {
        display: flex;
        align-items: center;
        gap: clamp(4px, 1.2vw, 12px);
    }

    /* Menu links and the language button: glass pill with a sheen on hover */
    .pf-nav a,
    .pf-nav .pf-lang {
        position: relative;
        display: inline-flex;
        align-items: center;
        padding: 9px 18px;
        border-radius: 999px;
        text-decoration: none;
        font-weight: 500;
        color: rgba(255, 255, 255, .74);
        background-color: rgba(255, 255, 255, 0);
        background-image: linear-gradient(110deg, transparent 35%, rgba(255, 255, 255, .5) 50%, transparent 65%);
        background-repeat: no-repeat;
        background-size: 250% 100%;
        background-position: 130% 0;
        transition: transform .25s ease, box-shadow .25s ease, color .25s, background-color .25s, background-position .8s ease;
    }

        /* Hover: shiny + neon + lift */
        .pf-nav a:hover,
        .pf-nav .pf-lang:hover {
            color: #fff;
            transform: translateY(-3px);
            background-color: rgba(255, 255, 255, .1);
            background-position: -30% 0;
            box-shadow: 0 10px 22px -8px rgba(25, 240, 255, .6), inset 0 0 0 1px rgba(255, 255, 255, .22), 0 0 18px rgba(179, 107, 255, .3);
        }

        .pf-nav a:focus-visible,
        .pf-nav .pf-lang:focus-visible {
            outline: 2px solid var(--neon);
            outline-offset: 3px;
            color: #fff;
        }

    /* Neon glow dot in front of the active link */
    .pf-nav nav a::before {
        content: "";
        width: 0;
        height: 6px;
        margin-inline-end: 0;
        border-radius: 50%;
        opacity: 0;
        background: var(--neon);
        box-shadow: 0 0 6px var(--neon), 0 0 14px var(--neon);
        transition: width .3s ease, margin-inline-end .3s ease, opacity .3s ease;
    }

    .pf-nav nav a.active::before {
        width: 6px;
        margin-inline-end: 8px;
        opacity: 1;
    }

    /* Neon underline: draws in on hover and stays on the active link */
    .pf-nav nav a::after {
        content: "";
        position: absolute;
        inset-inline: 18px;
        bottom: 4px;
        height: 2px;
        border-radius: 2px;
        background: linear-gradient(90deg, var(--neon), var(--neon-2));
        box-shadow: 0 0 6px var(--neon), 0 0 14px var(--neon-2);
        transform: scaleX(0);
        transform-origin: left;
        transition: transform .35s ease;
    }

    .pf-nav nav a:hover::after,
    .pf-nav nav a.active::after {
        transform: scaleX(1);
    }

    .pf-nav nav a.active {
        color: #fff;
        text-shadow: 0 0 12px rgba(25, 240, 255, .7);
    }

    /* Change culture button: flag and text with space between them */
    .pf-nav .pf-lang {
        gap: 10px;
        margin-inline-start: 8px;
        padding: 8px 16px;
        line-height: 1;
        border: 1px solid rgba(255, 255, 255, .3);
        font: inherit;
        font-weight: 500;
        white-space: nowrap;
        cursor: pointer;
        box-shadow: 0 8px 18px -10px rgba(0, 0, 0, .6), inset 0 1px 0 rgba(255, 255, 255, .4);
    }

        .pf-nav .pf-lang:hover {
            border-color: rgba(25, 240, 255, .6);
        }

    .pf-nav .pf-flag {
        display: inline-block;
        width: 24px;
        height: 18px;
        margin: 0;
        font-size: 1.15em;
        line-height: 1;
    }

    /* Brand: white text with a pulsing neon dot */
    .pf-nav .pf-brand {
        color: #fff;
        font-weight: 700;
        letter-spacing: -.02em;
        gap: 10px;
    }

        .pf-nav .pf-brand::before {
            content: "";
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--neon);
            box-shadow: 0 0 6px var(--neon), 0 0 12px var(--neon);
            animation: pf-pulse 2.4s ease-in-out infinite;
        }

@keyframes pf-gloss {
    0%, 55% {
        background-position: 130% 0;
    }

    100% {
        background-position: -30% 0;
    }
}

@keyframes pf-pulse {
    0%, 100% {
        box-shadow: 0 0 6px var(--neon), 0 0 12px var(--neon);
    }

    50% {
        box-shadow: 0 0 10px var(--neon), 0 0 26px var(--neon);
    }
}

@media (max-width: 560px) {
    .pf-nav nav a {
        padding: 8px 10px;
        font-size: .88rem;
    }

        .pf-nav nav a::after {
            inset-inline: 10px;
        }
}

@media (max-width: 480px) {
    .pf-nav nav a {
        padding: 8px 8px;
        font-size: .85rem;
    }

        .pf-nav nav a::after {
            inset-inline: 8px;
        }

        .pf-nav nav a.active::before {
            margin-inline-end: 6px;
        }
}

/* Top menu on small screens: English and Persian have separate breakpoints */

/* English: the titles are longer, so this switches at 920px */
@media (max-width: 920px) {
    [lang="en"] .pf-nav {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
        align-items: center;
        column-gap: 8px;
    }

        [lang="en"] .pf-nav nav {
            display: contents;
        }

        [lang="en"] .pf-nav .pf-brand {
            display: inline-flex;
            visibility: hidden;
            justify-self: start;
            min-width: 0;
            overflow: hidden;
        }

        [lang="en"] .pf-nav nav a,
        [lang="en"] .pf-nav .pf-lang {
            white-space: nowrap;
        }

            [lang="en"] .pf-nav nav a:not(.active) {
                display: none;
            }

            [lang="en"] .pf-nav nav a.active {
                grid-column: 2;
                animation: pf-nav-show .35s ease backwards;
            }

        [lang="en"] .pf-nav .pf-lang {
            grid-column: 3;
            justify-self: end;
            margin-inline-start: 0;
        }
}

/* Persian: the titles are shorter, so this switches at 820px */
@media (max-width: 820px) {
    [lang="fa"] .pf-nav {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
        align-items: center;
        column-gap: 8px;
    }

        [lang="fa"] .pf-nav nav {
            display: contents;
        }

        [lang="fa"] .pf-nav .pf-brand {
            display: inline-flex;
            visibility: hidden;
            justify-self: start;
            min-width: 0;
            overflow: hidden;
        }

        [lang="fa"] .pf-nav nav a,
        [lang="fa"] .pf-nav .pf-lang {
            white-space: nowrap;
        }

            [lang="fa"] .pf-nav nav a:not(.active) {
                display: none;
            }

            [lang="fa"] .pf-nav nav a.active {
                grid-column: 2;
                animation: pf-nav-show .35s ease backwards;
            }

        [lang="fa"] .pf-nav .pf-lang {
            grid-column: 3;
            justify-self: end;
            margin-inline-start: 0;
        }
}

@keyframes pf-nav-show {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* Sections */
.pf-section {
    min-height: 100svh;
    box-sizing: border-box;
    max-width: 1000px;
    margin: 0 auto;
    padding: calc(var(--nav-h) + 48px) clamp(20px, 6vw, 96px) 64px;
    text-align: justify;
    text-justify: inter-character;
}

.pf-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.pf-role {
    font-size: 1.25rem;
    color: var(--muted);
    margin: 0;
}

.pf-hint {
    color: var(--muted);
    font-size: .9rem;
}

/* Flip card */
.pf-flip {
    all: unset;
    box-sizing: border-box;
    display: block;
    width: min(260px, 70vw);
    aspect-ratio: 3 / 4;
    perspective: 1100px;
    cursor: pointer;
    margin-bottom: 28px;
    border-radius: 24px;
    transition: transform .25s ease;
}

    .pf-flip:focus-visible {
        outline: 3px solid var(--accent);
        outline-offset: 6px;
    }

.pf-flip-inner {
    display: block;
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transform: rotateY(calc((var(--angle, 0deg) + var(--hint, 0deg)) * -1));
    transition: transform .9s cubic-bezier(.45, .05, .2, 1);
}

.pf-flip:hover .pf-flip-inner {
    --hint: 14deg;
}

.pf-flip:hover {
    transform: translateY(-4px);
}

    .pf-flip:hover .pf-face {
        box-shadow: 0 0 0 1px rgba(25, 240, 255, .6), 0 0 26px rgba(25, 240, 255, .45), 0 22px 44px -16px rgba(179, 107, 255, .5), inset 0 1px 0 rgba(255, 255, 255, .4);
    }

.pf-face {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 10px;
    padding: 22px;
    border-radius: 24px;
    overflow: hidden;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    box-shadow: 0 18px 40px -18px rgba(16, 24, 40, .45);
    transition: box-shadow .3s ease;
}

.pf-front {
    padding: 0;
    background: var(--card);
}

    .pf-front::after {
        content: "";
        position: absolute;
        inset: 0;
        border-radius: inherit;
        pointer-events: none;
        background: var(--gloss);
        box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .35), inset 0 0 22px rgba(25, 240, 255, .25);
    }

    .pf-front img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

.pf-back {
    transform: rotateY(180deg);
    background: var(--gloss), var(--glass);
    background-color: #141b45;
    color: rgba(255, 255, 255, .85);
    text-align: start;
    font-size: .95rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .4), inset 0 0 0 1px rgba(255, 255, 255, .16), 0 18px 40px -18px rgba(16, 24, 40, .45);
}

.pf-back-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 0 12px rgba(25, 240, 255, .6);
}

    .pf-back-title::before {
        content: "";
        display: inline-block;
        width: 8px;
        height: 8px;
        margin-inline-end: 8px;
        border-radius: 50%;
        background: var(--neon);
        box-shadow: 0 0 6px var(--neon), 0 0 14px var(--neon);
    }

    .pf-back-title::after {
        content: "";
        display: block;
        width: 44px;
        height: 2px;
        margin-top: 8px;
        border-radius: 2px;
        background: linear-gradient(90deg, var(--neon), var(--neon-2));
        box-shadow: 0 0 6px var(--neon), 0 0 14px var(--neon-2);
    }

/* Show / hide while scrolling (only on elements that have data-reveal) */
[data-reveal] {
    opacity: 0;
    translate: 0 28px;
    transition: opacity .7s ease var(--d, 0ms), translate .7s cubic-bezier(.2, .7, .2, 1) var(--d, 0ms);
}

    [data-reveal].is-visible {
        opacity: 1;
        translate: none;
    }

/* Section headings: neon dot and neon underline */
.pf-section:not(.pf-hero) h2 {
    position: relative;
    padding-bottom: .4em;
    margin-bottom: .8em;
}

    .pf-section:not(.pf-hero) h2::before {
        content: "";
        display: inline-block;
        width: .3em;
        height: .3em;
        margin-inline-end: .4em;
        vertical-align: middle;
        border-radius: 50%;
        background: var(--neon);
        box-shadow: 0 0 8px var(--neon), 0 0 18px var(--neon);
    }

    .pf-section:not(.pf-hero) h2::after {
        content: "";
        position: absolute;
        inset-inline-start: 0;
        bottom: 0;
        width: 72px;
        height: 3px;
        border-radius: 3px;
        background: linear-gradient(90deg, var(--neon), var(--neon-2));
        box-shadow: 0 0 8px var(--neon), 0 0 18px var(--neon-2);
    }

/* Shiny gradient glass: intro text, timeline items, skill chips, contact links */
.pf-lead,
.pf-timeline li,
.pf-skills li,
.pf-contact a {
    position: relative;
    color: rgba(255, 255, 255, .8);
    background: var(--gloss), var(--glass);
    background-color: rgba(14, 20, 50, .8);
    border: 1px solid rgba(255, 255, 255, .16);
    box-shadow: 0 14px 30px -16px rgba(10, 15, 40, .6), inset 0 1px 0 rgba(255, 255, 255, .4);
    -webkit-backdrop-filter: blur(14px) saturate(1.6);
    backdrop-filter: blur(14px) saturate(1.6);
    transition: opacity .7s ease var(--d, 0ms), translate .7s cubic-bezier(.2, .7, .2, 1) var(--d, 0ms), transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

    /* Hover: shiny + neon + lift */
    .pf-lead:hover,
    .pf-timeline li:hover,
    .pf-skills li:hover,
    .pf-contact a:hover {
        transform: translateY(-4px);
        color: #fff;
        border-color: rgba(25, 240, 255, .55);
        box-shadow: 0 16px 30px -12px rgba(25, 240, 255, .5), 0 0 20px rgba(179, 107, 255, .3), inset 0 1px 0 rgba(255, 255, 255, .65), inset 0 0 28px rgba(255, 255, 255, .14);
    }

    /* Neon underline: draws in on hover */
    .pf-lead::after,
    .pf-timeline li::after,
    .pf-skills li::after,
    .pf-contact a::after {
        content: "";
        position: absolute;
        inset-inline: 18px;
        bottom: 6px;
        height: 2px;
        border-radius: 2px;
        pointer-events: none;
        background: linear-gradient(90deg, var(--neon), var(--neon-2));
        box-shadow: 0 0 6px var(--neon), 0 0 14px var(--neon-2);
        transform: scaleX(0);
        transform-origin: left;
        transition: transform .35s ease;
    }

    .pf-skills li::after {
        inset-inline: 14px;
        bottom: 3px;
    }

    .pf-lead:hover::after,
    .pf-timeline li:hover::after,
    .pf-skills li:hover::after,
    .pf-contact a:hover::after {
        transform: scaleX(1);
    }

    /* Neon glow dot */
    .pf-skills li::before,
    .pf-contact a::before {
        content: "";
        display: inline-block;
        width: 7px;
        height: 7px;
        margin-inline-end: 10px;
        vertical-align: middle;
        border-radius: 50%;
        background: var(--neon);
        box-shadow: 0 0 6px var(--neon), 0 0 14px var(--neon);
    }

.pf-lead {
    margin: 0;
    padding: 24px 28px 30px;
    border-radius: 20px;
    color: rgba(255, 255, 255, .86);
    font-size: clamp(1.15rem, 2.4vw, 1.5rem);
    max-width: 60ch;
}

/* Career timeline */
.pf-timeline {
    list-style: none;
    margin: 0;
    padding: 0;
    padding-inline-start: 28px;
    border-inline-start: 2px solid;
    border-image: linear-gradient(to bottom, var(--neon), var(--neon-2)) 1;
}

    .pf-timeline li {
        margin-bottom: 16px;
        padding: 16px 20px 24px;
        border-radius: 16px;
    }

        .pf-timeline li:last-child {
            margin-bottom: 0;
        }

        .pf-timeline li::before {
            content: "";
            position: absolute;
            inset-inline-start: -37px;
            top: 24px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--neon);
            box-shadow: 0 0 0 5px var(--bg), 0 0 10px var(--neon), 0 0 22px var(--neon);
        }

    .pf-timeline strong {
        color: #fff;
        font-size: 1.1rem;
    }

.pf-year {
    display: block;
    color: var(--neon);
    font-weight: 600;
    font-size: .9rem;
    text-shadow: 0 0 10px rgba(25, 240, 255, .6);
}

.pf-timeline p {
    margin: .3em 0 0;
    color: rgba(255, 255, 255, .72);
    max-width: 60ch;
}

/* Skills and contact */
.pf-skills {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding: 0;
    margin: 0;
}

    .pf-skills li {
        padding: 9px 20px;
        border-radius: 999px;
        font-weight: 500;
        color: #fff;
    }

.pf-contact {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
}

    .pf-contact a {
        padding: 18px 22px 24px;
        border-radius: 16px;
        text-decoration: none;
        font-weight: 500;
        color: #fff;
    }

/* Persian: every middle section is right-to-left, whatever the layout inside it */
[dir="rtl"] .pf-section,
[dir="rtl"] .pf-section > *,
[dir="rtl"] .pf-lead,
[dir="rtl"] .pf-timeline,
[dir="rtl"] .pf-timeline li,
[dir="rtl"] .pf-skills,
[dir="rtl"] .pf-skills li,
[dir="rtl"] .pf-contact,
[dir="rtl"] .pf-contact a {
    direction: rtl;
}

/* Skill chips and contact links start from the right */
[dir="rtl"] .pf-skills,
[dir="rtl"] .pf-contact {
    justify-content: flex-start;
}

/* Phone number and email stay left-to-right inside Persian text */
[dir="rtl"] bdi[dir="ltr"] {
    direction: ltr;
}

/* Footer: --reveal (0 to 1) is set by portfolio.js while scrolling */
.pf-footer {
    position: relative;
    min-height: 205px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 40px 25px;
    text-align: center;
    background: var(--gloss), var(--glass);
    background-color: #0b1026;
    color: rgba(255, 255, 255, .8);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35);
    opacity: var(--reveal, 0);
    filter: blur(calc((1 - var(--reveal, 0)) * 16px));
    transition: opacity .3s, filter .3s;
}

    .pf-footer::before {
        content: "";
        position: absolute;
        left: 0;
        right: 0;
        top: 0;
        height: 1px;
        pointer-events: none;
        background: linear-gradient(90deg, transparent, var(--neon) 30%, var(--neon-2) 70%, transparent);
        box-shadow: 0 0 8px var(--neon), 0 0 18px rgba(25, 240, 255, .5);
    }

    .pf-footer strong {
        color: #fff;
        font-size: 1.15rem;
    }

        .pf-footer strong::before {
            content: "";
            display: inline-block;
            width: 8px;
            height: 8px;
            margin-inline-end: 10px;
            vertical-align: middle;
            border-radius: 50%;
            background: var(--neon);
            box-shadow: 0 0 6px var(--neon), 0 0 14px var(--neon);
        }

/* Footer links: glass pills with a neon dot, neon underline and hover lift */
.pf-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
    margin: 10px 0;
}

    .pf-footer-links a {
        position: relative;
        display: inline-flex;
        align-items: center;
        padding: 10px 20px 14px;
        border-radius: 999px;
        color: #fff;
        font-weight: 500;
        text-decoration: none;
        background: var(--gloss), var(--glass);
        background-color: rgba(14, 20, 50, .8);
        border: 1px solid rgba(255, 255, 255, .18);
        box-shadow: 0 10px 22px -12px rgba(0, 0, 0, .7), inset 0 1px 0 rgba(255, 255, 255, .4);
        -webkit-backdrop-filter: blur(12px) saturate(1.6);
        backdrop-filter: blur(12px) saturate(1.6);
        transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }

        /* Neon dot before the text */
        .pf-footer-links a::before {
            content: "";
            flex: none;
            width: 7px;
            height: 7px;
            margin-inline-end: 10px;
            border-radius: 50%;
            background: var(--neon);
            box-shadow: 0 0 6px var(--neon), 0 0 14px var(--neon);
        }

        /* Neon underline that draws in on hover */
        .pf-footer-links a::after {
            content: "";
            position: absolute;
            inset-inline: 18px;
            bottom: 5px;
            height: 2px;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--neon), var(--neon-2));
            box-shadow: 0 0 6px var(--neon), 0 0 14px var(--neon-2);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .35s ease;
            pointer-events: none;
        }

[dir="rtl"] .pf-footer-links a::after {
    transform-origin: right;
}

/* Hover and keyboard focus: shiny + neon + lift */
.pf-footer-links a:hover,
.pf-footer-links a:focus-visible {
    transform: translateY(-4px);
    border-color: rgba(25, 240, 255, .6);
    box-shadow: 0 16px 30px -12px rgba(25, 240, 255, .5), 0 0 20px rgba(179, 107, 255, .35), inset 0 1px 0 rgba(255, 255, 255, .65), inset 0 0 28px rgba(255, 255, 255, .14);
}

    .pf-footer-links a:hover::after,
    .pf-footer-links a:focus-visible::after {
        transform: scaleX(1);
    }

.pf-footer-links a:focus-visible {
    outline: 2px solid var(--neon);
    outline-offset: 4px;
}

/* Users who turn off animations see everything at once, without motion */
@media (prefers-reduced-motion: reduce) {
    .pf-nav::before,
    .pf-nav .pf-brand::before {
        animation: none;
    }

    .pf-nav a,
    .pf-nav .pf-lang,
    .pf-footer-links a,
    .pf-footer-links a::after {
        transition-duration: .01s;
    }

    [data-reveal] {
        opacity: 1;
        translate: none;
        transition: none;
    }

    .pf-flip,
    .pf-face,
    .pf-flip-inner,
    .pf-footer,
    .pf-skills li,
    .pf-contact a {
        transition-duration: .01s;
    }
}

/* Footer links: a soft throb that grows slightly and returns to normal size */
@keyframes pf-throb {
    0%, 100% {
        scale: 1;
    }

    50% {
        scale: 1.05;
    }
}

.pf-footer-links a {
    animation: pf-throb 2.6s ease-in-out infinite;
}

    /* Each link throbs a little after the previous one */
    .pf-footer-links a:nth-child(2) {
        animation-delay: .4s;
    }

    .pf-footer-links a:nth-child(3) {
        animation-delay: .8s;
    }

    .pf-footer-links a:nth-child(4) {
        animation-delay: 1.2s;
    }

    /* Pause the throb while the mouse is over a link, so the hover lift stays clean */
    .pf-footer-links a:hover,
    .pf-footer-links a:focus-visible {
        animation-play-state: paused;
    }

/* Users who turn off animations see the links without the throb */
@media (prefers-reduced-motion: reduce) {
    .pf-footer-links a {
        animation: none;
    }
}

/* Smooth throb: give each link its own layer and drop the per-frame blur behind it */
.pf-footer-links a {
    will-change: transform;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
}

/* Timeline: the year and the title always read left-to-right, the description follows the page */
.pf-timeline .pf-year,
.pf-timeline strong[dir="ltr"] {
    direction: ltr;
    text-align: start;
}

.pf-timeline strong[dir="ltr"] {
    display: block;
}

/* Timeline: the line and dots stay on the left in both languages */
.pf-timeline {
    border-inline-start: none;
    border-left: 2px solid;
    padding-inline-start: 0;
    padding-left: 28px;
}

    .pf-timeline li::before {
        inset-inline-start: auto;
        left: -37px;
    }

/* Skill chips: dot on the left of the label in both languages */
[dir="rtl"] .pf-skills,
[dir="rtl"] .pf-skills li {
    direction: ltr;
}

/* Footer name: the dot is its own flex item, so it follows the page direction in both languages */
.pf-footer strong {
    display: inline-flex;
    align-items: center;
}

/* Change culture link: keep it visible on small screens and remove the menu-link underline and dot */
.pf-nav nav a.pf-lang::before,
.pf-nav nav a.pf-lang::after {
    display: none;
}

[lang="en"] .pf-nav nav a.pf-lang,
[lang="fa"] .pf-nav nav a.pf-lang {
    display: inline-flex;
}

/* Latin fallback for the Persian paragraph: Segoe UI with metrics adjusted to sit level with IRANSansX */
[lang="fa"].pf-lead, [lang="en"] .pf-lead {
    font-family: "IRANSansX", "LatinFallback", "Segoe UI", sans-serif;
    text-align: justify;
}