:root {
    --bg-dark: #050508;
    --bg-card: rgba(15, 15, 25, 0.7);
    --accent-xr: #9d00ff;
    --accent-ai: #ffd700;
    --text-main: #e0e0e0;
    --text-dim: #a0a0a0;
    --border-glow: rgba(157, 0, 255, 0.3);
    --font-heading: 'Cinzel', serif;
    --font-body: 'Outfit', sans-serif;
    --transition-speed: 0.4s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.background-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(20, 10, 40, 0.4) 0%, var(--bg-dark) 80%);
    pointer-events: none;
    z-index: -1;
}

/* Header & Nav */
.main-header {
    padding: 2rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 215, 0, 0.1);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    letter-spacing: 4px;
}

.logo span {
    color: var(--accent-ai);
    text-shadow: 0 0 10px var(--accent-ai);
}

.tagline {
    font-size: 0.8rem;
    color: var(--text-dim);
    letter-spacing: 2px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-family: var(--font-heading);
    color: var(--text-dim);
}

.lang-btn {
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    padding: 0.2rem 0.4rem;
    transition: all 0.3s;
}

.lang-btn:hover {
    color: var(--text-main);
}

.lang-btn.active {
    color: var(--accent-ai);
    font-weight: bold;
    text-shadow: 0 0 5px var(--accent-ai);
}

.lang-sep {
    opacity: 0.3;
}

.nav-tab {
    background: none;
    border: none;
    color: var(--text-dim);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    cursor: pointer;
    padding: 0.5rem 1rem;
    transition: all var(--transition-speed);
    position: relative;
    letter-spacing: 1px;
}

.nav-tab:hover {
    color: var(--text-main);
    text-shadow: 0 0 8px var(--text-main);
}

.nav-tab.active {
    color: var(--accent-ai);
    text-shadow: 0 0 12px var(--accent-ai);
}

.nav-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    width: 80%;
    height: 2px;
    background: var(--accent-ai);
    box-shadow: 0 0 10px var(--accent-ai);
}

/* Skills Styles */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skill-category {
    height: 100%;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-tags span {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(157, 0, 255, 0.2);
    padding: 0.4rem 1rem;
    border-radius: 4px;
    font-size: 0.9rem;
    color: var(--text-main);
    transition: all 0.3s;
}

.skill-tags span:hover {
    border-color: var(--accent-xr);
    background: rgba(157, 0, 255, 0.1);
    transform: translateY(-2px);
}

/* Content Layout */
.content-container {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
    flex: 1;
}

.tab-content {
    display: none;
    animation: fadeIn 0.6s ease-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--text-main);
    text-transform: uppercase;
    letter-spacing: 4px;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.2);
}

/* Hero Styles */
.hero-section {
    display: flex;
    align-items: center;
    gap: 4rem;
    min-height: 60vh;
}

.hero-text {
    flex: 1;
}

.summary-text {
    font-size: 1.2rem;
    color: var(--text-dim);
    margin-bottom: 2rem;
}

.summary-text b,
.summary-text strong {
    color: var(--accent-xr);
}

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

.badge {
    background: var(--bg-card);
    border: 1px solid var(--accent-ai);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--accent-ai);
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.1);
}

/* Hero Visual Styles */
.hero-image-container {
    position: relative;
    width: 350px;
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-ai-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
    z-index: 2;
    filter: drop-shadow(0 0 15px rgba(0, 243, 255, 0.6)) brightness(1.25);
    animation: pulseGlow 5s ease-in-out infinite, holoFlicker 10s linear infinite;
    opacity: 0.8;
}

.hologram-scanlines {
    position: absolute;
    top: 5%;
    left: 5%;
    width: 90%;
    height: 90%;
    background: repeating-linear-gradient(0deg,
            transparent,
            transparent 2px,
            rgba(0, 243, 255, 0.08) 3px,
            rgba(0, 243, 255, 0.08) 4px);
    z-index: 3;
    pointer-events: none;
    border-radius: 50%;
    animation: scanMove 12s linear infinite;
}

.image-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 95%;
    height: 95%;
    background: radial-gradient(circle, rgba(0, 243, 255, 0.25) 0%, transparent 70%);
    filter: blur(50px);
    opacity: 0.5;
    z-index: 1;
    animation: breatheGlow 5s ease-in-out infinite;
}

@keyframes pulseGlow {

    0%,
    100% {
        transform: scale(1);
        filter: drop-shadow(0 0 15px rgba(0, 243, 255, 0.5)) brightness(1.15);
    }

    50% {
        transform: scale(1.03);
        filter: drop-shadow(0 0 35px rgba(0, 243, 255, 0.7)) brightness(1.35);
    }
}

@keyframes holoFlicker {

    0%,
    100% {
        opacity: 0.9;
    }

    5%,
    15%,
    25%,
    35%,
    45%,
    55%,
    65%,
    75%,
    85%,
    95% {
        opacity: 0.95;
    }

    10%,
    20%,
    30%,
    40%,
    50%,
    60%,
    70%,
    80%,
    90% {
        opacity: 0.85;
    }

    98% {
        opacity: 0.7;
        transform: translateX(2px);
    }

    99% {
        opacity: 1;
        transform: translateX(-2px);
    }
}

@keyframes scanMove {
    from {
        background-position: 0 0;
    }

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

@keyframes breatheGlow {

    0%,
    100% {
        opacity: 0.4;
        transform: translate(-50%, -50%) scale(0.95);
    }

    50% {
        opacity: 0.7;
        transform: translate(-50%, -50%) scale(1.05);
    }
}

.ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 50%;
}

.ring:nth-child(1) {
    width: 110%;
    height: 110%;
    border-color: var(--accent-ai);
    opacity: 0.5;
    animation: pulse 4s infinite;
}

.ring:nth-child(2) {
    width: 130%;
    height: 130%;
    border-style: dashed;
    animation: rotate 20s linear infinite;
}

.ring:nth-child(3) {
    width: 150%;
    height: 150%;
    opacity: 0.2;
}

@keyframes pulse {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.05);
        opacity: 0.6;
    }
}

/* Card Styles */
.card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-left: 3px solid var(--accent-xr);
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 0 8px 8px 0;
    transition: transform 0.3s;
}

.card:hover {
    transform: translateX(10px);
    background: rgba(25, 25, 45, 0.8);
}

/* Grouped Experience Styles */
.group-card {
    border-left: 2px solid var(--accent-ai);
    padding-left: 2.5rem;
}

.company-header {
    margin-bottom: 1.5rem;
    position: relative;
}

.company-name {
    font-family: var(--font-heading);
    color: var(--accent-ai);
    font-size: 1.5rem;
    letter-spacing: 1px;
}

.company-location {
    font-size: 0.8rem;
    color: var(--text-dim);
    display: block;
    margin-top: 0.2rem;
}

.roles-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.role-entry {
    position: relative;
}

.role-marker {
    position: absolute;
    left: -2.6rem;
    top: 0.5rem;
    width: 12px;
    height: 12px;
    background: var(--accent-ai);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-ai);
}

.sub-role .role-marker {
    background: var(--accent-xr);
    box-shadow: 0 0 10px var(--accent-xr);
    width: 10px;
    height: 10px;
    left: -2.55rem;
}

.role-title {
    color: var(--text-main);
    font-size: 1.2rem;
    margin-bottom: 0.2rem;
}

.role-period {
    color: var(--text-dim);
    font-size: 0.85rem;
    margin-bottom: 0.8rem;
}

.role-details {
    font-size: 0.95rem;
    color: var(--text-main);
    opacity: 0.9;
}

.sub-role {
    padding-top: 0.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.main-footer {
    text-align: center;
    padding: 4rem;
    color: var(--text-dim);
    font-size: 0.8rem;
    letter-spacing: 1px;
}