/* ============================================================
   SHARED SECTIONS + ABOUT + SERVICES + SKILLS
   ============================================================ */

.section {
    position: relative;
    padding: clamp(5rem, 10vw, 8.5rem) 0;
    overflow: hidden;
}

.section__bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }

.section__head { text-align: center; margin-bottom: clamp(2.5rem, 6vw, 4.5rem); }

.section__tag {
    display: inline-block;
    font-family: var(--font-code);
    font-size: 0.72rem;
    letter-spacing: 0.32em;
    color: var(--cyan);
    margin-bottom: 1rem;
    text-shadow: 0 0 14px rgba(0, 245, 255, 0.6);
}

.section__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 6vw, 3.6rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.section__sub {
    color: var(--muted);
    max-width: 560px;
    margin: 1rem auto 0;
    font-size: 1.02rem;
}

/* Terminal-style cursor after section tags */
.section__tag::after {
    content: '';
    display: inline-block;
    width: 8px;
    height: 1em;
    margin-left: 7px;
    vertical-align: -0.12em;
    background: var(--cyan);
    box-shadow: 0 0 10px var(--cyan);
    animation: tagCursor 1.1s steps(2) infinite;
}

@keyframes tagCursor { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* Animated shimmer on section title gradient words */
.section__title .text-grad {
    background: linear-gradient(110deg, var(--cyan) 15%, #ffffff 38%, var(--violet) 62%, var(--cyan) 85%);
    background-size: 220% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: titleShimmer 7s linear infinite;
}

@keyframes titleShimmer { to { background-position: 220% 0; } }

/* Scanlines decorative */
.scanlines {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent 0px,
        transparent 3px,
        rgba(0, 245, 255, 0.03) 3px,
        rgba(0, 245, 255, 0.03) 4px
    );
}

/* Morphing blobs */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.35;
    animation: blobMorph 16s ease-in-out infinite;
}

.blob--a { width: 420px; height: 420px; left: -6%; top: 6%; background: radial-gradient(circle, rgba(108, 99, 255, 0.5), transparent 65%); }
.blob--b { width: 360px; height: 360px; right: -4%; top: 40%; background: radial-gradient(circle, rgba(0, 245, 255, 0.4), transparent 65%); animation-delay: -5s; }
.blob--c { width: 380px; height: 380px; left: 4%; bottom: -8%; background: radial-gradient(circle, rgba(139, 92, 246, 0.45), transparent 65%); animation-delay: -9s; }
.blob--d { width: 300px; height: 300px; right: 8%; top: -4%; background: radial-gradient(circle, rgba(0, 255, 153, 0.3), transparent 65%); animation-delay: -2s; }
.blob--e { width: 520px; height: 520px; left: 30%; top: 10%; background: radial-gradient(circle, rgba(0, 245, 255, 0.16), transparent 65%); }

@keyframes blobMorph {
    0%, 100% { border-radius: 50% 50% 45% 55% / 55% 45% 50% 50%; transform: translate(0, 0) scale(1); }
    33% { border-radius: 45% 55% 55% 45% / 50% 60% 40% 50%; transform: translate(24px, -18px) scale(1.08); }
    66% { border-radius: 55% 45% 50% 50% / 45% 50% 55% 45%; transform: translate(-20px, 16px) scale(0.94); }
}

/* ---------------- ABOUT ---------------- */
.about__grid {
    display: grid;
    grid-template-columns: minmax(300px, 0.85fr) 1.25fr;
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: center;
}

.about__visual { position: relative; }

.profile-card {
    position: relative;
    aspect-ratio: 4 / 5;
    max-width: 400px;
    margin-inline: auto;
    border-radius: var(--radius-lg);
    background: linear-gradient(160deg, rgba(13, 16, 32, 0.9), rgba(5, 8, 22, 0.75));
    border: 1px solid rgba(0, 245, 255, 0.16);
    box-shadow: var(--shadow-neon), inset 0 0 60px rgba(108, 99, 255, 0.08);
    overflow: hidden;
    padding: 2.2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.4rem;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transform-style: preserve-3d;
}

.profile-card__scan {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 45%, rgba(0, 245, 255, 0.08) 50%, transparent 55%);
    animation: scanLine 4s linear infinite;
}

.profile-card__rings span {
    position: absolute;
    border: 1px dashed rgba(0, 245, 255, 0.18);
    border-radius: 50%;
    animation: spin 22s linear infinite;
}

.profile-card__rings span:nth-child(1) { width: 120%; height: 120%; top: -10%; left: -10%; }
.profile-card__rings span:nth-child(2) { width: 92%; height: 92%; top: 4%; left: 4%; animation-direction: reverse; animation-duration: 18s; }
.profile-card__rings span:nth-child(3) { width: 64%; height: 64%; top: 18%; left: 18%; animation-duration: 14s; }

.profile-card__avatar {
    width: 150px; height: 150px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    position: relative;
    z-index: 2;
    background: radial-gradient(circle at 32% 28%, rgba(0, 245, 255, 0.25), rgba(108, 99, 255, 0.25) 60%, rgba(5, 8, 22, 0.9));
    border: 1px solid rgba(0, 245, 255, 0.4);
    box-shadow: 0 0 40px rgba(0, 245, 255, 0.35), inset 0 0 40px rgba(139, 92, 246, 0.2);
    transform: translateZ(40px);
}

.profile-card__avatar-inner {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.9rem;
    background: var(--grad-neon);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 16px rgba(0, 245, 255, 0.7));
}

.profile-card__hud {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-code);
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    color: rgba(0, 245, 255, 0.7);
}

.profile-card__status {
    font-family: var(--font-code);
    font-size: 0.65rem;
    letter-spacing: 0.16em;
    color: var(--green);
    padding: 0.5rem 1rem;
    border: 1px solid rgba(0, 255, 153, 0.3);
    border-radius: 40px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 255, 153, 0.06);
    transform: translateZ(30px);
}

.profile-card__status i { font-size: 0.5rem; animation: hudBlink 1.5s ease infinite; }

.profile-card__corner {
    position: absolute;
    top: 18px; left: 18px;
    width: 34px; height: 34px;
    border-top: 2px solid var(--cyan);
    border-left: 2px solid var(--cyan);
    border-radius: 8px 0 0 0;
    filter: drop-shadow(0 0 8px rgba(0, 245, 255, 0.6));
}

.about__floating {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.8rem 1.2rem;
    border-radius: 16px;
    background: rgba(9, 9, 11, 0.75);
    border: 1px solid rgba(0, 245, 255, 0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.5), 0 0 24px rgba(0, 245, 255, 0.12);
    z-index: 3;
}

.about__floating i {
    font-size: 1.2rem;
    color: var(--cyan);
    text-shadow: 0 0 14px rgba(0, 245, 255, 0.7);
}

.about__floating strong { font-family: var(--font-display); font-size: 1.25rem; display: block; line-height: 1; }
.about__floating small { color: var(--muted); font-size: 0.68rem; letter-spacing: 0.08em; }

.about__floating--1 { top: 12%; right: -4%; }
.about__floating--2 { bottom: 10%; left: -6%; }

.float-y { animation: floatY 5s ease-in-out infinite; }

@keyframes floatY {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-14px); }
}

.about__content { position: relative; z-index: 2; }

.about__lead {
    font-family: var(--font-head);
    font-size: clamp(1.25rem, 2.6vw, 1.7rem);
    font-weight: 500;
    line-height: 1.4;
    margin-bottom: 1.2rem;
}

.about__lead em { font-style: normal; color: var(--cyan); }

.about__body { color: var(--muted); margin-bottom: 2.2rem; max-width: 560px; }

.about__counters {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 2.2rem;
}

.counter {
    padding: 1.2rem 0.6rem;
    text-align: center;
    border-radius: var(--radius);
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: border-color 0.4s, box-shadow 0.4s, transform 0.4s var(--ease);
}

.counter:hover {
    border-color: rgba(0, 245, 255, 0.4);
    box-shadow: 0 0 30px rgba(0, 245, 255, 0.12);
    transform: translateY(-4px);
}

.counter__value {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.4rem, 3vw, 2rem);
    background: var(--grad-neon);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
}

.counter__label { font-size: 0.72rem; color: var(--muted); letter-spacing: 0.06em; }

.about__info {
    display: flex;
    flex-wrap: wrap;
    gap: 1.4rem;
    margin-bottom: 2.2rem;
}

.about__info-item { display: flex; align-items: center; gap: 0.6rem; color: var(--muted); font-size: 0.9rem; }
.about__info-item i { color: var(--cyan); text-shadow: 0 0 10px rgba(0, 245, 255, 0.6); }

.about__actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* Timeline */
.timeline { margin-top: clamp(4rem, 8vw, 6rem); position: relative; z-index: 2; }

.timeline__title {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 3.5vw, 2rem);
    margin-bottom: 2.5rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.timeline__title i { color: var(--cyan); font-size: 0.85em; text-shadow: 0 0 14px rgba(0, 245, 255, 0.7); }

.timeline__track {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.6rem;
}

.timeline__line {
    position: absolute;
    top: 7px; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan), var(--purple), var(--green));
    opacity: 0.35;
}

.timeline__item { position: relative; padding-top: 2.4rem; }

.timeline__node {
    position: absolute;
    top: 0; left: 0;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--bg);
    border: 2px solid var(--cyan);
    display: grid;
    place-items: center;
    box-shadow: 0 0 14px rgba(0, 245, 255, 0.6);
}

.timeline__node i { font-size: 0.4rem; color: var(--cyan); }

.timeline__year {
    font-family: var(--font-code);
    font-size: 0.78rem;
    color: var(--cyan);
    letter-spacing: 0.14em;
}

.timeline__item h4 { font-family: var(--font-head); font-size: 1.05rem; margin: 0.4rem 0; }
.timeline__item p { color: var(--muted); font-size: 0.88rem; }

/* ---------------- SERVICES ---------------- */
.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    position: relative;
    padding: 2.2rem 1.8rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015));
    border: 1px solid rgba(255, 255, 255, 0.08);
    overflow: hidden;
    transition: transform 0.5s var(--ease), border-color 0.4s, box-shadow 0.5s;
    transform-style: preserve-3d;
}

.service-card:hover {
    border-color: color-mix(in srgb, var(--accent) 55%, transparent);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px color-mix(in srgb, var(--accent) 22%, transparent);
}

.service-card__glow {
    position: absolute;
    top: -40%; right: -30%;
    width: 70%; height: 90%;
    background: radial-gradient(circle, color-mix(in srgb, var(--accent) 30%, transparent), transparent 70%);
    opacity: 0;
    transition: opacity 0.5s;
}

.service-card:hover .service-card__glow { opacity: 1; }

.service-card__num {
    position: absolute;
    top: 1.2rem; right: 1.4rem;
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.18);
    letter-spacing: 0.1em;
}

.service-card__icon {
    width: 62px; height: 62px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    font-size: 1.5rem;
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
    box-shadow: 0 0 24px color-mix(in srgb, var(--accent) 22%, transparent);
    margin-bottom: 1.4rem;
    transition: transform 0.5s var(--ease), box-shadow 0.5s;
}

.service-card:hover .service-card__icon {
    transform: translateY(-4px) rotate(-4deg) scale(1.06);
    box-shadow: 0 0 40px color-mix(in srgb, var(--accent) 45%, transparent);
}

.service-card h3 { font-family: var(--font-head); font-size: 1.18rem; margin-bottom: 0.7rem; position: relative; z-index: 2; }
.service-card p { color: var(--muted); font-size: 0.9rem; position: relative; z-index: 2; }

.service-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.3rem;
    font-family: var(--font-head);
    font-size: 0.82rem;
    color: var(--accent);
    opacity: 0.7;
    transition: gap 0.35s var(--ease), opacity 0.3s;
    position: relative;
    z-index: 2;
}

.service-card__link i { font-size: 0.8em; }

.service-card:hover .service-card__link { gap: 0.8rem; opacity: 1; }

.service-card__corner {
    position: absolute;
    bottom: 14px; right: 14px;
    width: 26px; height: 26px;
    border-bottom: 2px solid color-mix(in srgb, var(--accent) 60%, transparent);
    border-right: 2px solid color-mix(in srgb, var(--accent) 60%, transparent);
    border-radius: 0 0 8px 0;
}

/* ---------------- SKILLS ---------------- */
.skills__layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 2.5rem;
    align-items: start;
}

.skills__tabs {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.skills__tab {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 1.2rem;
    border-radius: 16px;
    background: var(--surface);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--muted);
    font-family: var(--font-head);
    font-weight: 500;
    font-size: 0.92rem;
    transition: all 0.4s var(--ease);
    text-align: left;
}

.skills__tab i { color: var(--cyan); font-size: 1rem; transition: color 0.3s; }

.skills__tab:hover { border-color: rgba(0, 245, 255, 0.35); color: var(--white); transform: translateX(4px); }

.skills__tab.active {
    background: linear-gradient(120deg, rgba(0, 245, 255, 0.14), rgba(139, 92, 246, 0.14));
    border-color: rgba(0, 245, 255, 0.5);
    color: var(--white);
    box-shadow: 0 0 24px rgba(0, 245, 255, 0.14);
}

.skills__tab.active i { color: var(--cyan); text-shadow: 0 0 12px rgba(0, 245, 255, 0.8); }

.skills__panel {
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: var(--radius-lg);
    padding: 2.2rem;
}

.skills__group { display: none; }

.skills__group.active { display: grid; grid-template-columns: 180px 1fr; gap: 2rem; align-items: center; animation: groupIn 0.5s var(--ease); }

@keyframes groupIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.skills__radar {
    position: relative;
    width: 180px; height: 180px;
    margin-inline: auto;
}

.radar-ring { position: absolute; inset: 0; width: 100%; height: 100%; }

.radar-ring__track {
    fill: none;
    stroke: rgba(0, 245, 255, 0.12);
    stroke-width: 1;
}

.radar-ring__sweep {
    fill: none;
    stroke: var(--cyan);
    stroke-width: 1.5;
    stroke-dasharray: 80 486;
    stroke-linecap: round;
    filter: drop-shadow(0 0 8px var(--cyan));
    transform-origin: 100px 100px;
    animation: spin 3.2s linear infinite;
}

.radar-bars { position: absolute; inset: 14px; }

.radar-bar {
    position: absolute;
    bottom: 50%;
    left: 50%;
    width: 2.5px;
    height: 0%;
    border-radius: 3px;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
    transform-origin: bottom center;
    opacity: 0.9;
    transition: height 1.4s var(--ease);
}

.radar-bar:nth-child(1) { transform: rotate(0deg); }
.radar-bar:nth-child(2) { transform: rotate(45deg); }
.radar-bar:nth-child(3) { transform: rotate(90deg); }
.radar-bar:nth-child(4) { transform: rotate(135deg); }
.radar-bar:nth-child(5) { transform: rotate(180deg); }
.radar-bar:nth-child(6) { transform: rotate(225deg); }
.radar-bar:nth-child(7) { transform: rotate(270deg); }
.radar-bar:nth-child(8) { transform: rotate(315deg); }

.skills__group.active .radar-bar { height: calc(var(--p) * 0.78px); }

.radar-center {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 44px; height: 44px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(108, 99, 255, 0.5), rgba(5, 8, 22, 0.9));
    border: 1px solid rgba(0, 245, 255, 0.4);
    display: grid;
    place-items: center;
    color: var(--cyan);
    font-size: 1.1rem;
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.35);
}

.skills__list { display: flex; flex-direction: column; gap: 1.05rem; }

.skill-bar__top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.45rem;
}

.skill-bar__name {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-family: var(--font-head);
    font-weight: 500;
    font-size: 0.9rem;
}

.skill-bar__name i { color: var(--cyan); width: 16px; text-align: center; }

.skill-bar__pct { font-family: var(--font-code); font-size: 0.8rem; color: var(--cyan); }

.skill-bar__track {
    height: 8px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.07);
    overflow: hidden;
    position: relative;
}

.skill-bar__track i {
    display: block;
    height: 100%;
    width: 0%;
    border-radius: 8px;
    background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 40%, #fff));
    box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 70%, transparent);
    transition: width 1.5s var(--ease);
}

.skill-bar__track::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, 0.35) 50%, transparent 70%);
    transform: translateX(-100%);
    animation: barShine 3.2s ease infinite;
}

@keyframes barShine {
    0%, 60% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}