/* =========================================
    GLOBAL VARIABLES & RESET
========================================= */
:root {
    --bg: #050505;
    --card: rgba(20, 20, 22, 0.6);
    --text-primary: #ffffff;
    --text-muted: #a1a1aa;
    --accent-1: #d1d5db; 
    --accent-2: #94a3b8;
    --accent-3: #334155;
    --glass: rgba(255, 255, 255, 0.02);
    --glass-border: rgba(255, 255, 255, 0.06);
    --radius: 16px;
}

* { box-sizing: border-box; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
    background-color: var(--bg); color: var(--text-primary);
    font-family: 'Inter', system-ui, sans-serif; line-height: 1.6;
    margin: 0; overflow-x: hidden;
}

/* =========================================
    GLOBAL EFFECTS & LAYOUT
========================================= */
#background-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    z-index: -1; opacity: 0.5; transition: background-position 0.2s ease-out; 
    background-image: radial-gradient(circle at 15% 50%, rgba(148, 163, 184, 0.05) 0%, transparent 40%), 
                      radial-gradient(circle at 85% 50%, rgba(255, 255, 255, 0.03) 0%, transparent 40%);
    background-size: 200% 200%; background-position: 50% 50%;
}

.lenis.lenis-smooth { scroll-behavior: auto !important; }
html.lenis { height: auto; }
body.no-scroll { overflow: hidden; }

.container { max-width: 1400px; margin: 0 auto; padding: 0 5vw; }
h1, h2, h3, p { margin: 0; }
a { text-decoration: none; color: var(--text-muted); transition: color 0.3s ease; }
a:hover { color: var(--accent-1); }

/* =========================================
    HEADERS & TEXT
========================================= */
.skills-page, .page-header { margin-top: 150px; min-height: 80vh; }
.page-header { text-align: center; margin-bottom: 80px; min-height: auto; }
.main-header-text { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 600; letter-spacing: -1px; text-align: center; }
.section-subtext { text-align: center; margin-top: 12px; color: var(--text-muted); font-size: 1.15rem; font-weight: 300; max-width: 600px; margin-inline: auto; }
.page-header .section-subtext { color: var(--accent-1); font-family: 'JetBrains Mono', monospace; font-size: 0.95rem; text-transform: uppercase; letter-spacing: 2px; }

/* =========================================
    UI COMPONENTS (Cards, Buttons, Badges)
========================================= */
.card { background: var(--card); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border: 1px solid var(--glass-border); padding: 40px; border-radius: var(--radius); transition: transform 0.4s ease, border-color 0.4s ease; }
.card:hover { transform: translateY(-4px); border-color: rgba(255, 255, 255, 0.15); box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4); }

.btn-primary { display: inline-block; padding: 16px 32px; background: #ffffff; color: #000000; font-weight: 600; border-radius: 100px; transition: transform 0.3s ease, box-shadow 0.3s ease; }
.btn-primary:hover { transform: translateY(-4px); box-shadow: 0 10px 20px rgba(255,255,255,0.2); color: #000; }

.inline-link { color: #ffffff; text-decoration: underline; text-decoration-color: var(--accent-2); text-underline-offset: 4px; font-weight: 500; transition: all 0.3s ease; }
.inline-link:hover { color: var(--accent-1); text-decoration-color: #ffffff; }

/* =========================================
    ABOUT PAGE SPECIFIC STYLES
========================================= */
.about-socials { display: flex; gap: 16px; margin-bottom: 80px; margin-top: 25px; }
.about-socials a { display: inline-flex; align-items: center; justify-content: center; width: 46px; height: 46px; border-radius: 50%; background: rgba(255,255,255,0.03); border: 1px solid var(--glass-border); color: var(--text-primary); font-size: 1.2rem; transition: all 0.3s ease; }
.about-socials a:hover { background: var(--text-primary); color: var(--bg); transform: translateY(-4px); box-shadow: 0 10px 20px rgba(255,255,255,0.1); }

.story-section { display: grid; grid-template-columns: 1fr; gap: 50px; align-items: flex-start; margin-bottom: 100px; }
.story-image { width: 100%; aspect-ratio: 4/5; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--glass-border); }
@media (min-width: 900px) { .story-section { grid-template-columns: 0.8fr 1.2fr; gap: 80px; } .story-image { position: sticky; top: 120px; } }
.story-image img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(15%) contrast(1.1); transition: transform 0.8s cubic-bezier(0.23, 1, 0.32, 1), filter 0.8s ease; }
.story-image:hover img { transform: scale(1.05); filter: grayscale(0%) contrast(1); }
.story-text h2 { font-size: 2.2rem; font-weight: 600; margin-bottom: 8px; letter-spacing: -1px; color: var(--text-primary); }
.story-text .subtitle { font-family: 'JetBrains Mono', monospace; font-size: 0.95rem; color: var(--accent-1); text-transform: uppercase; margin-bottom: 30px; letter-spacing: 1px; display: block; }
.story-text h3 { font-size: 1.5rem; font-weight: 600; margin: 40px 0 16px 0; letter-spacing: -0.5px; color: var(--text-primary); }
.story-text p, .story-text ul { color: var(--text-muted); font-size: 1.05rem; line-height: 1.8; margin-bottom: 20px; }
.story-text ul { padding-left: 20px; margin-bottom: 24px; }
.story-text li { margin-bottom: 12px; }
.story-text strong { color: var(--text-primary); font-weight: 500; }

.tools-expertise { margin-bottom: 100px; text-align: center; }
.tools-expertise h3 { font-family: 'JetBrains Mono', monospace; font-size: 1rem; text-transform: uppercase; letter-spacing: 2px; color: var(--accent-1); margin-bottom: 40px; }
.tools-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; max-width: 1000px; margin: 0 auto; }
.tool-badge { display: inline-flex; align-items: center; gap: 12px; padding: 14px 28px; background: rgba(20, 20, 22, 0.6); border: 1px solid var(--glass-border); border-radius: 100px; color: var(--text-muted); font-size: 1rem; font-weight: 500; backdrop-filter: blur(10px); transition: all 0.3s ease; cursor: default; }
.tool-badge i { font-size: 1.4rem; color: #ffffff; transition: color 0.3s ease; }
.tool-badge:hover { background: rgba(255,255,255,0.08); color: #fff; transform: translateY(-4px); border-color: rgba(255,255,255,0.2); box-shadow: 0 15px 30px rgba(0,0,0,0.3); }
.tool-badge:hover i { color: var(--accent-2); } 

.skills-container { display: grid; grid-template-columns: 1fr; gap: 40px; } 
@media (min-width: 900px) { .skills-container { grid-template-columns: 1fr 1fr; } }
.bar-chart-card { height: fit-content; }
.bar-chart-card > h3 { font-family: 'JetBrains Mono', monospace; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 2px; color: var(--accent-1); margin-bottom: 30px; }
.skill-bar { margin-bottom: 25px; }
.skill-bar-info { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.skill-bar-info h3 { font-size: 1rem; font-weight: 500; color: var(--text-primary); }
.skill-bar-info .level { font-family: 'JetBrains Mono', monospace; font-size: 0.85rem; color: var(--text-muted); }
.bar-wrapper { background: rgba(255, 255, 255, 0.05); height: 6px; border-radius: 100px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--text-primary); border-radius: 100px; animation: fillBar 1.5s cubic-bezier(0.23, 1, 0.32, 1) forwards; width: 0; }
@keyframes fillBar { from { width: 0; } to { width: var(--w); } }

/* =========================================
    SERVICE CARDS & GRIDS
========================================= */
.blog-section { margin-top: 100px; }
.blog-section > h3 { font-family: 'JetBrains Mono', monospace; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 2px; color: var(--accent-2); margin-bottom: 24px; text-align: left; }
.notes-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 900px) { .notes-grid { grid-template-columns: repeat(3, 1fr); } }

.blog-post { background: rgba(255,255,255,0.01); border: 1px solid var(--glass-border); padding: 30px; border-radius: 12px; transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1); height: 100%; display: flex; flex-direction: column; text-decoration: none; cursor: pointer;}
.blog-post:hover { transform: translateY(-4px); border-color: rgba(255,255,255,0.15); background: rgba(255,255,255,0.03); box-shadow: 0 15px 30px rgba(0,0,0,0.5); }
.blog-post h3 { font-size: 1.35rem; font-weight: 500; color: var(--text-primary); margin-bottom: 8px;}
.blog-post .meta { font-family: 'JetBrains Mono', monospace; font-size: 0.75rem; color: var(--accent-1); }
.blog-post p { font-size: 1rem; color: var(--text-muted); margin-top: 16px; line-height: 1.6; flex-grow: 1; }
.blog-post i { color: var(--text-primary); transition: transform 0.3s ease; }
.blog-post:hover i { transform: scale(1.1); color: var(--accent-1); }

/* =========================================
    CASE STUDY SPECIFIC STYLES
========================================= */
.case-study-hero { background: var(--card); border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 50px; backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); margin-bottom: 60px; }
.metrics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 30px; margin-top: 40px; padding-top: 40px; border-top: 1px solid var(--glass-border); }
.metric-card { text-align: center; }
.metric-card h4 { font-size: 3rem; font-weight: 600; color: #ffffff; margin-bottom: 5px; line-height: 1; }
.metric-card p { font-family: 'JetBrains Mono', monospace; font-size: 0.85rem; color: var(--accent-2); text-transform: uppercase; letter-spacing: 1px; }

.content-grid { display: grid; grid-template-columns: 1fr; gap: 40px; margin-bottom: 100px; }
@media (min-width: 900px) { .content-grid { grid-template-columns: 1fr 1fr; } }
.text-block h3 { font-size: 1.5rem; font-weight: 600; color: var(--text-primary); margin-bottom: 20px; display: flex; align-items: center; gap: 12px; }
.text-block h3 i { color: var(--accent-1); }
.text-block p, .text-block ul { color: var(--text-muted); font-size: 1.05rem; line-height: 1.8; margin-bottom: 20px; }
.text-block ul { padding-left: 20px; }
.text-block li { margin-bottom: 10px; }
.text-block strong { color: var(--text-primary); font-weight: 500; }
.cta-section { text-align: center; padding: 80px 0; border-top: 1px solid var(--glass-border); margin-top: 50px; }

/* =========================================
    FOOTER & REACT MENU
========================================= */
.footer { padding: 80px 0 40px; margin-top: 100px; border-top: 1px solid var(--glass-border); background: var(--bg); } 
.footer .footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 40px; padding-bottom: 60px; border-bottom: 1px solid var(--glass-border); } 
.footer-column h3 { font-size: 0.75rem; font-family: 'JetBrains Mono', monospace; color: #6b7280; margin: 0 0 24px 0; text-transform: uppercase; letter-spacing: 2px; } 
.footer-column ul { list-style: none !important; padding: 0; margin: 0; } 
.footer-column ul li { margin-bottom: 16px; } 
.footer-column a { color: #e5e7eb; font-size: 0.95rem; display: inline-block; text-decoration: none; transition: color 0.3s ease; } 
.footer-column a:hover { color: #ffffff; } 
.footer .copyright { display: flex; justify-content: space-between; align-items: center; padding-top: 30px; color: var(--accent-3); font-size: 0.85rem; font-family: 'JetBrains Mono', monospace; } 
@media (max-width: 650px) { .footer .copyright { flex-direction: column; gap: 10px; text-align: center; } }