/* ===== DESIGN TOKENS ===== */
:root {
    /* Sophisticated Accent System */
    --accent-primary: #2563eb;
    --accent-secondary: #4f46e5;
    --accent-gradient: linear-gradient(135deg, #2563eb, #4f46e5);
    --accent-glow: rgba(37, 99, 235, 0.15);

    /* Layout Tokens */
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-xs: 4px;
    --transition: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    --section-padding: 120px 0;
    --container-width: 1140px;
}

/* Obsidian Dark Theme (Default) */
[data-theme="dark"],
[data-theme="system"] {
    --bg-primary: #07090e;
    --bg-secondary: #0c0f17;
    --bg-tertiary: #121622;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #475569;
    --text-accent: #60a5fa;
    --surface: rgba(12, 15, 23, 0.7);
    --surface-hover: rgba(18, 22, 34, 0.7);
    --glass: rgba(255, 255, 255, 0.02);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-border-hover: rgba(255, 255, 255, 0.12);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
    --code-bg: rgba(0, 0, 0, 0.3);
    --nav-bg: rgba(7, 9, 14, 0.85);
    color-scheme: dark;
}

/* Minimalist Light Theme */
[data-theme="light"] {
    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f4f4f5;
    --text-primary: #09090b;
    --text-secondary: #52525b;
    --text-muted: #a1a1aa;
    --text-accent: #2563eb;
    --surface: rgba(255, 255, 255, 0.9);
    --surface-hover: rgba(244, 244, 245, 0.9);
    --glass: rgba(0, 0, 0, 0.02);
    --glass-border: rgba(0, 0, 0, 0.06);
    --glass-border-hover: rgba(0, 0, 0, 0.12);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.06);
    --code-bg: rgba(0, 0, 0, 0.03);
    --nav-bg: rgba(250, 250, 250, 0.85);
    --accent-glow: rgba(37, 99, 235, 0.08);
    color-scheme: light;
}

@media (prefers-color-scheme: light) {
    [data-theme="system"] {
        --bg-primary: #fafafa;
        --bg-secondary: #ffffff;
        --bg-tertiary: #f4f4f5;
        --text-primary: #09090b;
        --text-secondary: #52525b;
        --text-muted: #a1a1aa;
        --text-accent: #2563eb;
        --surface: rgba(255, 255, 255, 0.9);
        --surface-hover: rgba(244, 244, 245, 0.9);
        --glass: rgba(0, 0, 0, 0.02);
        --glass-border: rgba(0, 0, 0, 0.06);
        --glass-border-hover: rgba(0, 0, 0, 0.12);
        --shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
        --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.06);
        --code-bg: rgba(0, 0, 0, 0.03);
        --nav-bg: rgba(250, 250, 250, 0.85);
        --accent-glow: rgba(37, 99, 235, 0.08);
        color-scheme: light;
    }
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s ease, color 0.3s ease;
}
::selection { background: var(--accent-primary); color: white; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
.container { max-width: var(--container-width); margin: 0 auto; padding: 0 24px; }
.text-gradient { background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* ===== ANIMATIONS ===== */
.animate-on-scroll { opacity: 0; transform: translateY(20px); transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1); }
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }
.animate-on-scroll:nth-child(2) { transition-delay: .08s; }
.animate-on-scroll:nth-child(3) { transition-delay: .16s; }
.animate-on-scroll:nth-child(4) { transition-delay: .24s; }

/* ===== NAVBAR ===== */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: 24px 0; transition: var(--transition); }
.navbar.scrolled { padding: 14px 0; background: var(--nav-bg); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid var(--glass-border); }
.nav-container { max-width: var(--container-width); margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 1.25rem; font-weight: 800; letter-spacing: -0.5px; text-transform: uppercase; color: var(--text-primary); }
.logo-accent { background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.nav-menu { display: flex; align-items: center; list-style: none; gap: 4px; }
.nav-link { padding: 6px 14px; font-size: .82rem; font-weight: 500; color: var(--text-secondary); border-radius: var(--border-radius-xs); transition: var(--transition); }
.nav-link i { display: none; }
.nav-link:hover { color: var(--text-primary); background: var(--glass); }
.nav-link.active { color: var(--accent-primary); font-weight: 600; }
.nav-link-cta { background: var(--accent-gradient) !important; color: white !important; font-weight: 600; }
.nav-link-cta:hover { opacity: .95; transform: translateY(-1px); }
.nav-controls { display: flex; align-items: center; gap: 6px; }
.control-btn { width: 32px; height: 32px; border: 1px solid var(--glass-border); background: var(--glass); color: var(--text-secondary); border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: .8rem; transition: var(--transition); }
.control-btn:hover { background: var(--surface-hover); color: var(--text-primary); border-color: var(--glass-border-hover); }
.lang-btn { border-radius: var(--border-radius-xs); width: auto; padding: 0 10px; font-family: inherit; font-weight: 700; font-size: .7rem; letter-spacing: .5px; }
.nav-toggle {
    display: none;
    width: 32px;
    height: 32px;
    border: 1px solid var(--glass-border);
    background: var(--glass);
    color: var(--text-primary);
    border-radius: 50%;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1001;
    transition: var(--transition);
}
.nav-toggle:hover {
    background: var(--surface-hover);
    border-color: var(--glass-border-hover);
}
.hamburger {
    display: block;
    width: 14px;
    height: 2px;
    background: var(--text-primary);
    position: relative;
    transition: var(--transition);
}
.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 14px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}
.hamburger::before {
    top: -5px;
}
.hamburger::after {
    top: 5px;
}
.nav-toggle.active .hamburger {
    background: transparent;
}
.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}
.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}


/* ===== HERO ===== */
.hero { min-height: 90vh; display: flex; align-items: center; position: relative; padding: 140px 0 80px; }
.hero-container { max-width: var(--container-width); margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center; }
.hero-greeting { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.greeting-line { width: 30px; height: 1.5px; background: var(--accent-gradient); }
.greeting-text { font-size: .75rem; font-weight: 700; color: var(--accent-primary); text-transform: uppercase; letter-spacing: 2px; }
.hero-name { font-size: clamp(2.5rem, 4.5vw, 3.75rem); font-weight: 800; line-height: 1.1; margin-bottom: 14px; letter-spacing: -1.5px; }
.name-highlight { background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-roles { font-size: 1.05rem; font-weight: 700; color: var(--text-accent); margin-bottom: 14px; letter-spacing: 1px; text-transform: uppercase; }
.hero-tagline { font-size: 1rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 28px; max-width: 520px; }
.hero-cta { display: flex; gap: 10px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; font-family: inherit; font-size: .82rem; font-weight: 600; border-radius: var(--border-radius-sm); cursor: pointer; transition: var(--transition); border: none; }
.btn-primary { background: var(--accent-gradient); color: white; box-shadow: 0 4px 14px var(--accent-glow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(37,99,235,.3); }
.btn-secondary { background: var(--glass); color: var(--text-primary); border: 1px solid var(--glass-border); backdrop-filter: blur(8px); }
.btn-secondary:hover { background: var(--surface-hover); border-color: var(--glass-border-hover); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--glass-border); }
.btn-ghost:hover { color: var(--accent-primary); border-color: var(--accent-primary); transform: translateY(-2px); }
.btn-sm { padding: 6px 12px; font-size: 0.75rem; border-radius: var(--border-radius-xs); }

/* CV Dropdown */
.cv-dropdown { position: relative; display: inline-block; }
.cv-dropdown .dropdown-trigger { display: inline-flex; align-items: center; gap: 8px; }
.cv-dropdown .arrow-icon { font-size: .7rem; transition: transform var(--transition); }
.cv-dropdown.active .arrow-icon { transform: rotate(180deg); }
.cv-dropdown .dropdown-menu { position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%) translateY(-10px); min-width: 180px; background: var(--bg-secondary); border: 1px solid var(--glass-border); border-radius: var(--border-radius-sm); box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transition: opacity .2s ease, transform .2s ease, visibility .2s; z-index: 10; display: flex; flex-direction: column; padding: 6px; }
.cv-dropdown.active .dropdown-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.cv-dropdown .dropdown-item { display: flex; align-items: center; gap: 10px; padding: 10px 14px; font-size: .78rem; font-weight: 600; color: var(--text-secondary); border-radius: var(--border-radius-xs); transition: var(--transition); text-align: left; }
.cv-dropdown .dropdown-item:hover { color: var(--text-primary); background: var(--glass); }
.cv-dropdown .dropdown-item i { font-size: .85rem; color: var(--accent-primary); width: 14px; text-align: center; }


/* Premium Profile Card (Removed bouncy AI loops, clean look) */
.hero-visual { display: flex; justify-content: center; }
.hero-profile-card { background: var(--bg-secondary); border: 1px solid var(--glass-border); border-radius: var(--border-radius); padding: 32px 24px; box-shadow: var(--shadow); width: 100%; max-width: 340px; text-align: center; }
.profile-avatar { margin-bottom: 14px; }
.profile-avatar img { width: 90px; height: 90px; border-radius: 50%; border: 2px solid var(--glass-border); margin: 0 auto; object-fit: cover; }
.profile-info h2 { font-size: 1.15rem; font-weight: 700; margin-bottom: 2px; }
.profile-role { font-size: .8rem; color: var(--text-accent); font-weight: 600; margin-bottom: 18px; text-transform: uppercase; letter-spacing: 0.5px; }
.profile-highlights { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 18px; }
.ph-item { display: flex; align-items: center; gap: 8px; font-size: .75rem; color: var(--text-secondary); background: var(--glass); padding: 8px 10px; border-radius: var(--border-radius-sm); border: 1px solid var(--glass-border); transition: var(--transition); white-space: nowrap; }
.ph-item:hover { border-color: var(--glass-border-hover); background: var(--surface-hover); }
.ph-item i { color: var(--accent-primary); font-size: .8rem; width: 14px; text-align: center; }
.profile-socials { display: flex; gap: 8px; justify-content: center; }
.profile-socials a { width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: var(--glass); border: 1px solid var(--glass-border); color: var(--text-secondary); font-size: .8rem; transition: var(--transition); }
.profile-socials a:hover { background: var(--accent-gradient); color: white; border-color: transparent; transform: translateY(-2px); }

/* Mouse indicator removed to simplify aesthetic and remove template feel */
.scroll-indicator { display: none; }

/* ===== SECTIONS ===== */
.section { padding: var(--section-padding); position: relative; }
.section:nth-child(even) { background: var(--bg-secondary); }
.section-header { text-align: left; margin-bottom: 48px; max-width: 600px; }
.section-tag { display: inline-block; font-size: .7rem; font-weight: 700; color: var(--accent-primary); text-transform: uppercase; letter-spacing: 3px; margin-bottom: 12px; position: relative; padding-left: 20px; }
.section-tag::before { content: ''; position: absolute; left: 0; top: 50%; width: 12px; height: 1.5px; background: var(--accent-gradient); transform: translateY(-50%); }
.section-title { font-size: clamp(1.8rem, 3.5vw, 2.5rem); font-weight: 800; line-height: 1.2; letter-spacing: -1px; }
.section-subtitle { font-size: .95rem; color: var(--text-secondary); margin-top: 12px; }

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: start; }
.about-text p { font-size: .95rem; color: var(--text-secondary); margin-bottom: 16px; line-height: 1.7; }
.about-text strong { color: var(--text-primary); font-weight: 600; }

/* Refined stats sidebar instead of huge grid template cards */
.about-stats { display: flex; flex-direction: column; gap: 12px; }
.stat-card { display: flex; align-items: center; gap: 16px; background: var(--bg-secondary); border: 1px solid var(--glass-border); border-radius: var(--border-radius); padding: 16px 20px; transition: var(--transition); }
.stat-card:hover { border-color: var(--glass-border-hover); transform: translateX(4px); }
.stat-icon { font-size: 1.1rem; color: var(--accent-primary); width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; }
.stat-info { display: flex; flex-direction: column; }
.stat-value { font-size: 1.25rem; font-weight: 800; color: var(--text-primary); }
.stat-label { font-size: .7rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; }

/* ===== TIMELINE (MINIMALIST) ===== */
.timeline { position: relative; max-width: 800px; margin: 0 auto; padding-left: 28px; }
.timeline::before { content: ''; position: absolute; left: 7px; top: 0; bottom: 0; width: 1.5px; background: var(--glass-border); }
.timeline-item { position: relative; margin-bottom: 40px; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-marker { position: absolute; left: -28px; top: 6px; }
.marker-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--bg-primary); border: 2px solid var(--accent-primary); position: relative; z-index: 1; }
.timeline-item:first-child .marker-dot { background: var(--accent-primary); }
.timeline-content { background: var(--bg-primary); border: 1px solid var(--glass-border); border-radius: var(--border-radius); padding: 24px; transition: var(--transition); }
.timeline-content:hover { border-color: var(--glass-border-hover); transform: translateY(-2px); }
.timeline-badge { display: inline-block; font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; padding: 2px 8px; border-radius: 4px; margin-bottom: 8px; }
.timeline-badge.current { background: rgba(34,197,94,.1); color: #22c55e; border: 1px solid rgba(34,197,94,.2); }
.timeline-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 4px; }
.timeline-company, .timeline-date { font-size: .82rem; color: var(--text-secondary); display: flex; align-items: center; gap: 6px; margin-bottom: 2px; }
.timeline-company i, .timeline-date i { color: var(--text-muted); font-size: .75rem; width: 12px; }
.timeline-desc { font-size: .88rem; color: var(--text-secondary); margin-top: 10px; line-height: 1.6; }
.timeline-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.tag { font-size: .68rem; font-weight: 500; padding: 2px 8px; border-radius: 4px; background: var(--glass); color: var(--text-secondary); border: 1px solid var(--glass-border); }

/* ===== PROJECTS (DESIGNER GRIID) ===== */
.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.projects-grid > .project-card:last-child { grid-column: span 2; }
.project-card { background: var(--bg-secondary); border: 1px solid var(--glass-border); border-radius: var(--border-radius); padding: 28px; transition: var(--transition); display: flex; flex-direction: column; position: relative; height: 100%; }
.project-card:hover { border-color: var(--glass-border-hover); transform: translateY(-4px); box-shadow: var(--shadow); }
.project-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.project-icon { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--border-radius-sm); font-size: 1rem; color: var(--accent-primary); }
.project-number { font-size: .75rem; color: var(--text-muted); font-weight: 600; letter-spacing: 0.5px; }
.project-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.project-description { font-size: .88rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 18px; flex-grow: 1; }
.project-stack { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 18px; }
.stack-badge { font-size: .65rem; font-weight: 600; padding: 2px 6px; border-radius: 4px; border: 1px solid var(--glass-border); background: var(--glass); color: var(--text-secondary); }

.project-cta { margin-top: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.project-link-btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; font-size: .75rem; font-weight: 600; color: var(--accent-primary); border: 1px solid rgba(37, 99, 235, 0.2); border-radius: var(--border-radius-sm); transition: var(--transition); background: rgba(37, 99, 235, 0.02); }
.project-link-btn:hover { background: var(--accent-gradient); color: white; border-color: transparent; transform: translateY(-1px); }
.project-link-secondary { color: #0077b5; border-color: rgba(0, 119, 181, 0.2); background: rgba(0, 119, 181, 0.02); }
.project-link-secondary:hover { background: linear-gradient(135deg, #0077b5, #00a0dc) !important; color: white !important; border-color: transparent; }

/* ===== SKILLS (MINIMALIST COLUMNS) ===== */
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.skill-category { background: var(--bg-secondary); border: 1px solid var(--glass-border); border-radius: var(--border-radius); padding: 28px; transition: var(--transition); }
.skill-category:hover { border-color: var(--glass-border-hover); }
.skill-category-title { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-primary); margin-bottom: 18px; display: flex; align-items: center; gap: 8px; }
.skill-items { display: flex; flex-direction: column; gap: 8px; }
.skill-item { display: flex; align-items: center; gap: 10px; padding: 8px 12px; background: var(--glass); border-radius: var(--border-radius-sm); border: 1px solid transparent; transition: var(--transition); font-size: .82rem; font-weight: 500; }
.skill-item:hover { background: var(--bg-tertiary); border-color: var(--glass-border); transform: translateX(2px); }
.skill-item i { font-size: .95rem; color: var(--text-secondary); width: 18px; text-align: center; }

/* ===== CERTIFICATIONS ===== */
.cert-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; max-width: 900px; margin: 0 auto; }
#certExtraWrapper .cert-card:last-child { grid-column: span 2; }
.cert-card { position: relative; display: flex; align-items: flex-start; gap: 14px; background: var(--bg-secondary); border: 1px solid var(--glass-border); border-radius: var(--border-radius-sm); padding: 18px 20px; transition: var(--transition); height: 100%; }
.cert-card:hover { border-color: var(--glass-border-hover); transform: translateY(-2px); }
.cert-featured { grid-column: 1 / -1; background: var(--bg-tertiary); border-color: var(--accent-primary); padding: 24px; position: relative; }
.cert-featured-tag { position: absolute; top: 10px; right: 12px; font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--accent-primary); }
.cert-badge-icon { width: 36px; height: 36px; min-width: 36px; display: flex; align-items: center; justify-content: center; border-radius: var(--border-radius-sm); font-size: .95rem; background: var(--glass); color: var(--text-secondary); margin-top: 2px; }
.cert-info { flex: 1; min-width: 0; }
.cert-title { font-size: .85rem; font-weight: 600; margin-bottom: 2px; line-height: 1.3; }
.cert-issuer { font-size: .75rem; color: var(--text-secondary); }
.cert-year { font-size: .75rem; color: var(--accent-primary); font-weight: 600; }
.cert-id { font-size: .68rem; color: var(--text-muted); font-family: monospace; margin-top: 2px; }
.cert-summary { grid-column: 1 / -1; text-align: center; padding: 24px; background: var(--glass); border: 1px dashed var(--glass-border); border-radius: var(--border-radius-sm); }
.cert-summary-number { font-size: 2rem; font-weight: 800; color: var(--accent-primary); margin-bottom: 4px; }
.cert-summary p { font-size: .85rem; color: var(--text-secondary); max-width: 400px; margin: 0 auto; }

/* View Button in Cert Card */
.cert-view-btn {
    width: 32px;
    height: 32px;
    min-width: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-size: .75rem;
    transition: var(--transition);
    margin-left: auto;
    margin-top: 2px;
}
.cert-view-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--border-radius-sm);
    z-index: 1;
}
.cert-card:hover .cert-view-btn {
    background: var(--accent-gradient);
    color: white;
    border-color: transparent;
    transform: scale(1.05);
}

/* Extra Certifications Wrapper */
.cert-extra-wrapper {
    display: contents;
}
.cert-extra-wrapper.hidden .cert-card {
    display: none !important;
}

/* ===== EDUCATION ===== */
.edu-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; max-width: 900px; margin: 0 auto; }
.edu-card { display: flex; gap: 16px; background: var(--bg-secondary); border: 1px solid var(--glass-border); border-radius: var(--border-radius); padding: 24px; transition: var(--transition); }
.edu-card:hover { border-color: var(--glass-border-hover); transform: translateY(-2px); }
.edu-icon { width: 44px; height: 44px; min-width: 44px; display: flex; align-items: center; justify-content: center; border-radius: var(--border-radius-sm); font-size: 1.15rem; background: var(--glass); color: var(--accent-primary); }
.edu-degree { font-size: 1rem; font-weight: 700; margin-bottom: 2px; }
.edu-school { font-size: .85rem; color: var(--text-accent); font-weight: 600; margin-bottom: 2px; }
.edu-major { font-size: .8rem; color: var(--text-secondary); margin-bottom: 8px; }
.edu-meta { display: flex; flex-wrap: wrap; gap: 12px; }
.edu-meta span { display: flex; align-items: center; gap: 4px; font-size: .75rem; color: var(--text-secondary); }
.edu-meta i { color: var(--text-muted); font-size: .7rem; }

/* ===== CONTACT ===== */
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; max-width: 900px; margin: 0 auto; }
.contact-card { text-align: center; padding: 24px 16px; background: var(--bg-secondary); border: 1px solid var(--glass-border); border-radius: var(--border-radius); transition: var(--transition); cursor: pointer; }
.contact-card:hover { border-color: var(--glass-border-hover); transform: translateY(-4px); }
.contact-icon { width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; border-radius: 50%; font-size: 1rem; margin: 0 auto 12px; background: var(--glass); color: var(--accent-primary); transition: var(--transition); }
.contact-card:hover .contact-icon { background: var(--accent-gradient); color: white; }
.contact-card h3 { font-size: .85rem; font-weight: 700; margin-bottom: 4px; }
.contact-card p { font-size: .75rem; color: var(--text-secondary); word-break: break-all; }

/* ===== FOOTER ===== */
.footer { padding: 32px 0; border-top: 1px solid var(--glass-border); background: var(--bg-primary); }
.footer-content { display: flex; align-items: center; justify-content: space-between; }
.footer-logo { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 1.1rem; font-weight: 800; letter-spacing: -0.5px; text-transform: uppercase; color: var(--text-primary); }
.footer-text { font-size: .75rem; color: var(--text-secondary); }
.footer-socials { display: flex; gap: 12px; }
.footer-socials a { width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: var(--glass); border: 1px solid var(--glass-border); color: var(--text-secondary); font-size: .8rem; transition: var(--transition); }
.footer-socials a:hover { background: var(--accent-gradient); color: white; border-color: transparent; transform: translateY(-2px); }

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .hero-container { grid-template-columns: 1fr; gap: 40px; text-align: center; }
    .hero-greeting { justify-content: center; }
    .hero-tagline { margin-left: auto; margin-right: auto; }
    .hero-cta { justify-content: center; }
    .hero-visual { order: -1; }
    .hero-profile-card { max-width: 280px; }
    .profile-highlights { grid-template-columns: 1fr; gap: 8px; }
    .about-grid { grid-template-columns: 1fr; gap: 32px; }
    .about-stats { max-width: 320px; margin: 0 auto; }
    .contact-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 768px) {
    :root { --section-padding: 80px 0; }
    .navbar { padding: 16px 0; }
    .navbar.scrolled { padding: 12px 0; }
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        flex-direction: column;
        align-items: stretch;
        background: var(--bg-secondary);
        border-left: 1px solid var(--glass-border);
        padding: 96px 16px 24px;
        gap: 6px;
        transition: right .3s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 999;
    }
    .nav-menu.active {
        right: 0;
    }
    .nav-toggle {
        display: flex;
    }
    .nav-menu li {
        width: 100%;
        list-style: none;
    }
    .nav-link {
        width: 100%;
        display: flex;
        align-items: center;
        padding: 12px 16px;
        font-size: 0.95rem;
        font-weight: 500;
        border-radius: var(--border-radius-sm);
        transition: var(--transition);
        text-align: left;
        color: var(--text-secondary);
    }
    .nav-link:hover {
        background: var(--glass);
        color: var(--text-primary);
    }
    .nav-link.active {
        background: var(--accent-glow);
        color: var(--accent-primary);
        font-weight: 600;
    }
    .nav-link i {
        display: inline-block;
        margin-right: 12px;
        font-size: 1.05rem;
        width: 20px;
        text-align: center;
        color: inherit;
        transition: var(--transition);
    }
    .nav-menu .nav-link-cta {
        background: var(--accent-gradient) !important;
        color: white !important;
        font-weight: 600;
        margin-top: 12px;
        justify-content: center;
    }
    .nav-menu .nav-link-cta i {
        color: white;
    }
    .nav-menu .nav-link-cta:hover {
        opacity: 0.95;
        transform: translateY(-1px);
    }
    .projects-grid { grid-template-columns: 1fr; }
    .projects-grid > .project-card:last-child { grid-column: auto; }
    .cert-grid { grid-template-columns: 1fr; }
    #certExtraWrapper .cert-card:last-child { grid-column: auto; }
    .skills-grid { grid-template-columns: 1fr; }
    .edu-grid { grid-template-columns: 1fr; }
    .footer-content { flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .nav-container { padding: 0 16px; }
    .nav-logo { font-size: 1.1rem; }
    .nav-controls { gap: 4px; }
    .hero-name { font-size: clamp(2rem, 8vw, 2.5rem); }
    .cv-dropdown { display: block; width: 100%; }
    .cv-dropdown .dropdown-trigger { width: 100%; justify-content: center; }
    .cv-dropdown .dropdown-menu { width: 100%; min-width: 100%; left: 0; transform: translateY(-10px); }
    .cv-dropdown.active .dropdown-menu { transform: translateY(0); }
    .project-card { padding: 20px; }
    .contact-grid { grid-template-columns: 1fr; }
    .hero-cta { flex-direction: column; align-items: center; width: 100%; gap: 8px; }
    .btn { width: 100%; justify-content: center; }
    .timeline { padding-left: 20px; }
    .timeline::before { left: 5px; }
    .timeline-marker { left: -20px; }
    .timeline-content { padding: 18px; }
    .edu-card { flex-direction: column; align-items: center; text-align: center; }
    .edu-meta { justify-content: center; }
}
.nav-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.4); backdrop-filter: blur(2px); z-index: 998; opacity: 0; pointer-events: none; transition: opacity .25s ease; }
.nav-overlay.active { opacity: 1; pointer-events: all; }