@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;600;800&family=Inter:wght@300;400;600;700;900&display=swap");

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

:root {
    --primary: #ff6b35;
    --secondary: #ffb347;
    --accent: #ff4d00;
    --bg-dark: rgba(10, 10, 15, 0.85);
    --text-primary: #f0f0f0;
    --text-secondary: #b0b0b0;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 107, 53, 0.2);
}

body {
    margin: 0;
    overflow-x: hidden;
    min-height: 100vh;
    background: #0a0a0f;
    display: flex;
    flex-direction: column;
    font-family: "Inter", sans-serif;
    color: var(--text-primary);
    position: relative;
}

/* Animated background canvas */
canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0;
    animation: fadeIn 2s ease forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Navigation */
nav {
    position: fixed;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    gap: 5px;
    background: var(--bg-dark);
    backdrop-filter: blur(20px);
    padding: 8px;
    border-radius: 50px;
    border: 1px solid var(--card-border);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    animation: slideDown 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes slideDown {
    from {
        transform: translateX(-50%) translateY(-100px);
        opacity: 0;
    }
    to {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-family: "JetBrains Mono", monospace;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 12px 24px;
    border-radius: 50px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

nav a::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--primary);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition:
        width 0.6s,
        height 0.6s;
    z-index: -1;
}

nav a:hover::before,
nav a.active::before {
    width: 100%;
    height: 100%;
    border-radius: 50px;
}

nav a:hover,
nav a.active {
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* Main container */
.main-container {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 120px 20px 40px;
    animation: fadeInUp 0.8s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Info box styling */
.info-box {
    background: var(--bg-dark);
    backdrop-filter: blur(0px);
    padding: 50px;
    border-radius: 0px;
    max-width: 900px;
    width: 100%;
    border: 1px solid var(--card-border);
    box-shadow: 0 25px 100px rgba(255, 107, 53, 0.1);
    position: relative;
    overflow: hidden;
}

.info-box::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
    opacity: 0.03;
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.tab {
    display: none;
    animation: tabFadeIn 0.5s ease;
}

.tab.active {
    display: block;
}

@keyframes tabFadeIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Typography */
h1 {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 20px;
    background: linear-gradient(
        135deg,
        var(--accent),
        var(--secondary),
        var(--primary)
    );
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient 3s ease infinite;
    background-size: 200% 200%;
    letter-spacing: -1px;
}

@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.wave {
    display: inline-block;
    animation: wave 2s linear infinite;
    transform-origin: 70% 70%;
    font-family:
        "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif; /* force emoji font */
    -webkit-text-fill-color: initial; /* restore normal color */
    background: none; /* prevent gradient clipping */
}

@keyframes wave {
    0%,
    100% {
        transform: rotate(0deg);
    }
    50% {
        transform: rotate(10deg);
    }
}

h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 40px 0 20px;
    color: var(--secondary);
    position: relative;
    padding-bottom: 10px;
}

h2::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), transparent);
    border-radius: 2px;
}

p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin: 15px 0;
    color: var(--text-secondary);
}

.highlight {
    color: var(--text-primary);
    font-weight: 600;
}

.code-text {
    font-family: "JetBrains Mono", monospace;
    background: rgba(255, 107, 53, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
    color: var(--secondary);
    font-size: 0.95em;
}

/* Skills list */
ul {
    list-style: none;
    margin: 20px 0;
    padding: 0;
}

ul li {
    font-family: "JetBrains Mono", monospace;
    font-size: 1rem;
    margin: 12px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

ul li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

/* Projects grid */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.project-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 25px;
    border-radius: 16px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.project-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(
        90deg,
        transparent,
        var(--primary),
        transparent
    );
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.project-card:hover::before {
    transform: translateX(100%);
}

.project-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 60px rgba(255, 107, 53, 0.15);
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.05);
}

.project-card h3 {
    margin: 0 0 12px;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.project-card h3::after {
    content: "→";
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.project-card:hover h3::after {
    opacity: 1;
    transform: translateX(0);
}

.project-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.project-card a {
    text-decoration: none;
    color: inherit;
    display: block;
}

.tag {
    display: inline-block;
    background: rgba(255, 107, 53, 0.1);
    color: var(--primary);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-family: "JetBrains Mono", monospace;
    margin-top: 10px;
    margin-right: 8px;
}

/* Footer */
.footer-text {
    text-align: center;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.social-links a {
    color: var(--text-secondary);
    font-size: 1.3rem;
    transition: all 0.3s ease;
    display: inline-block;
}

.social-links a:hover {
    color: var(--primary);
    transform: translateY(-3px) rotate(5deg);
}

/* Responsive */
@media (max-width: 768px) {
    .info-box {
        padding: 30px;
    }

    h1 {
        font-size: 2.5rem;
    }

    nav {
        gap: 2px;
        padding: 5px;
    }

    nav a {
        padding: 10px 18px;
        font-size: 0.85rem;
    }

    .project-grid {
        grid-template-columns: 1fr;
    }
}

/* Loading animation */
.loader {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 9999;
    display: none;
}

.loader.active {
    display: block;
}

/* Cursor glow effect */
@media (hover: hover) {
    .cursor-glow {
        position: fixed;
        width: 400px;
        height: 400px;
        pointer-events: none;
        background: radial-gradient(
            circle,
            rgba(255, 107, 53, 0.1) 0%,
            transparent 70%
        );
        border-radius: 50%;
        transform: translate(-50%, -50%);
        z-index: 0;
        transition: opacity 0.3s ease;
        mix-blend-mode: screen;
    }
}