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

:root {
    --bg-dark: #0A0C10;
    --bg-card: #12161D;
    --primary: #00F5FF;
    --secondary: #BF00FF;
    --text-main: #E2E8F0;
    --text-dim: #94A3B8;
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --accent-glow: 0 0 20px rgba(0, 245, 255, 0.3);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    z-index: 2000;
    width: 0%;
    transition: width 0.1s ease-out;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Outfit', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #fff;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s ease;
}

/* --- Layout --- */

body>header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    background: rgba(10, 12, 16, 0.7);
}

.search-container {
    position: relative;
    margin-right: 4rem;
}

#post-search {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 1rem;
    color: var(--primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    border-radius: 4px;
    width: 250px;
    outline: none;
    transition: var(--transition);
}

#post-search:focus {
    border-color: var(--primary);
    background: rgba(0, 245, 255, 0.05);
    box-shadow: var(--accent-glow);
}

.search-glow {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary);
    transition: width 0.3s ease;
}

#post-search:focus+.search-glow {
    width: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 24px;
    background: var(--primary);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.decrypt {
    font-family: 'Roboto Mono', monospace;
    letter-spacing: 0;
    user-select: none;
    display: inline-flex;
    flex-wrap: wrap;
    line-height: 1.2;
    position: relative;
    vertical-align: top;
    max-width: 100%;
    transition: font-family 0.4s ease, letter-spacing 0.4s ease;
}

.decrypt.finished {
    font-family: 'Outfit', sans-serif !important;
    letter-spacing: -0.02em;
}

.decrypt-char {
    display: inline-block;
    width: 0.6em;
    text-align: center;
    transition: color 0.3s ease, width 0.4s ease;
}

.decrypt.finished .decrypt-char {
    width: auto;
}

.decrypt-char.resolved {
    color: var(--primary);
    text-shadow: 0 0 10px rgba(0, 245, 255, 0.5);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

nav a:hover {
    color: var(--primary);
}

/* --- Hero Section --- */

.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 10%;
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 245, 255, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
    width: 100%;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-dim);
    max-width: 600px;
    margin-bottom: 3rem;
}

.cta-button {
    padding: 1rem 2.5rem;
    background: var(--primary);
    color: var(--bg-dark);
    font-weight: 800;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: var(--accent-glow);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 245, 255, 0.5);
}

/* --- Blog Section --- */

.section {
    padding: 8rem 10%;
}

.section-header {
    margin-bottom: 4rem;
}

.tag-filters {
    display: flex;
    gap: 0.5rem;
}

.tag-btn {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 0.4rem 1rem;
    color: var(--text-dim);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
}

.tag-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.tag-btn.active {
    background: var(--primary);
    color: var(--bg-dark);
    border-color: var(--primary);
    font-weight: 700;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card-image {
    height: 200px;
    background: #1a202c;
    position: relative;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    transition: transform 0.5s ease;
}

.card:hover .card-image img {
    transform: scale(1.1);
    opacity: 1;
}

.card-content {
    padding: 2rem;
}

.card-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: 1rem;
    display: block;
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-dim);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-dim);
}

/* --- Animations --- */

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

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

@keyframes shimmer {
    0% {
        opacity: 0.3;
    }

    50% {
        opacity: 0.7;
    }

    100% {
        opacity: 0.3;
    }
}

.loading-shimmer {
    grid-column: 1 / -1;
    text-align: center;
    font-family: 'JetBrains Mono', monospace;
    color: var(--primary);
    padding: 4rem;
    animation: shimmer 1.5s infinite;
}

.reveal {
    animation: fadeIn 0.8s ease forwards;
}

/* Code Block Copy Button */
.copy-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: var(--bg-dark);
    border: 1px solid var(--glass-border);
    color: var(--text-dim);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
    cursor: pointer;
    border-radius: 4px;
    opacity: 0;
    transition: var(--transition);
}

pre:hover .copy-btn {
    opacity: 1;
}

.copy-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Grid Background Effect */
.bg-grid {
    position: fixed;
    top: -50px;
    left: -50px;
    width: calc(100% + 100px);
    height: calc(100% + 100px);
    background-image: linear-gradient(var(--glass-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--glass-border) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -1;
    mask-image: radial-gradient(circle at 50% 50%, black, transparent);
    opacity: 0.5;
    transition: transform 0.1s ease-out;
}

/* Newsletter Form */
.newsletter-form {
    position: relative;
    display: flex;
    gap: 1rem;
    background: var(--bg-card);
    padding: 1rem;
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    overflow: hidden;
}

.newsletter-form input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    outline: none;
}

.form-scan-line {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 245, 255, 0.05), transparent);
    pointer-events: none;
}

.newsletter-form.scanning .form-scan-line {
    animation: scan 2s linear infinite;
}

@keyframes scan {
    from {
        left: -100%;
    }

    to {
        left: 100%;
    }
}

/* Terminal Easter Egg */
#terminal-trigger {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3.5rem;
    height: 3.5rem;
    background: var(--bg-card);
    border: 1px solid var(--primary);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--primary);
    cursor: pointer;
    z-index: 1000;
    box-shadow: var(--accent-glow);
    transition: var(--transition);
}

#terminal-trigger:hover {
    transform: scale(1.1) rotate(5deg);
    background: var(--primary);
    color: var(--bg-dark);
}

#terminal-window {
    position: fixed;
    bottom: 6rem;
    right: 2rem;
    width: 450px;
    height: 300px;
    display: flex;
    flex-direction: column;
    z-index: 1001;
    border: 1px solid var(--primary);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    animation: fadeIn 0.3s ease-out;
}

#terminal-header {
    background: rgba(0, 245, 255, 0.1);
    padding: 0.5rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--primary);
    border-bottom: 1px solid var(--glass-border);
    cursor: move;
}

#terminal-close {
    background: none;
    border: none;
    color: var(--primary);
    font-size: 1.2rem;
    cursor: pointer;
    line-height: 1;
}

#terminal-output {
    flex: 1;
    padding: 1rem;
    overflow-y: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

#terminal-input-line {
    padding: 0.5rem 1rem;
    display: flex;
    gap: 0.5rem;
    background: rgba(0, 0, 0, 0.2);
}

.prompt {
    color: var(--secondary);
    font-family: 'JetBrains Mono', monospace;
}

#terminal-input {
    flex: 1;
    background: none;
    border: none;
    color: var(--primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    outline: none;
}

/* --- Footer --- */

footer {
    padding: 4rem 10%;
    background: #050608;
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.social-links a:hover {
    color: var(--primary);
}

/* --- Global Blog Post Styles --- */
.post-container {
    max-width: 850px;
    margin: 0 auto;
    padding: 8rem 2rem;
}

.post-header {
    margin-bottom: 4rem;
}

.post-meta {
    color: var(--primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    display: flex;
    gap: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.post-title {
    font-size: clamp(2.5rem, 7vw, 4rem);
    line-height: 1.1;
    margin-bottom: 2.5rem;
    width: 100%;
}

.post-hero {
    width: 100%;
    height: 500px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 4rem;
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.post-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-content {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-main);
}

.post-content h2 {
    font-size: 2.2rem;
    margin: 3.5rem 0 1.5rem;
    color: var(--primary);
}

.post-content p {
    margin-bottom: 1.5rem;
}

.post-content code {
    font-family: 'JetBrains Mono', monospace;
    background: var(--glass);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.9em;
    color: var(--secondary);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 3rem;
    color: var(--text-dim);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.back-link:hover {
    color: var(--primary);
    transform: translateX(-5px);
}