/* ===== CSS Variables =====  */ 
:root {
    /* New Custom Color Palette */
    --primary:       #5E4B7A;   /* Primary purple: pale but darkened, muted, elegant */  
    --primary-light: #8E7AB5;   /* Pale purple */  
    --gold:          #C79A2B;   /* Mustard yellow-gold: richer than standard gold */  
    --gold-light:    #E8D39A;   /* Light gold */  
    --teal:          #1F6F78;   /* Dark turquoise teal: restrained, deep accent */
    
    --bg:            #FAF8FC;   /* Light translucent neutral base */  
    --bg-alt:        #EEE8F7;   /* Pastel lavender: soft accent background */  
    --glass-bg:      rgba(250, 248, 252, 0.82); /* Soft glass background */
    
    --card-bg:       #FFFFFF;  
    --card-border:   rgba(94, 75, 122, 0.12); /* Muted border matched to primary */
    
    --text:          #2F2940;   /* Deep text */  
    --text-muted:    #6E6782;   /* Muted text */
    --white:         #ffffff; 
    
    --font-main:     'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; 
    --transition:    0.3s cubic-bezier(0.25, 0.8, 0.25, 1); 
    --radius:        16px; 
    --shadow:        0 10px 30px rgba(94, 75, 122, 0.08); 
    --shadow-hover:  0 15px 35px rgba(94, 75, 122, 0.15);
}

/* ===== Reset & Base ===== */ 
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-main); background-color: var(--bg); color: var(--text); line-height: 1.6; overflow-x: hidden; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); } 
a:hover { color: var(--gold); }
img { max-width: 100%; display: block; } 
ul  { list-style: none; }

/* ===== Utility ===== */ 
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 6rem 0; } 
.bg-alt { background: var(--bg-alt); }
.section-title { text-align: center; font-size: 2.2rem; font-weight: 800; margin-bottom: 0.5rem; color: var(--text); letter-spacing: -0.5px; } 
.section-title span { color: var(--primary); }
.section-subtitle { text-align: center; color: var(--text-muted); margin-bottom: 1.5rem; font-size: 1.05rem; max-width: 700px; margin-left: auto; margin-right: auto; }
.section-divider { width: 70px; height: 4px; background: linear-gradient(90deg, var(--primary), var(--gold)); border-radius: 2px; margin: 0 auto 3.5rem; }

/* ===== Fade-in ===== */ 
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; } 
.fade-in.visible { opacity: 1; transform: none; }

/* ===== Buttons ===== */ 
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; padding: 0.8rem 1.8rem; border-radius: 30px; font-weight: 600; font-size: 0.95rem; cursor: pointer; border: none; transition: all var(--transition); text-transform: uppercase; letter-spacing: 0.5px; text-align: center; } 
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: var(--white); box-shadow: 0 4px 15px rgba(94, 75, 122, 0.25); } 
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(94, 75, 122, 0.35); color: var(--white); }
.btn-gold { background: linear-gradient(135deg, var(--gold), var(--gold-light)); color: var(--text); box-shadow: 0 4px 15px rgba(199, 154, 43, 0.3); } 
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(199, 154, 43, 0.45); color: var(--text); }

/* ===== Navbar (Glassmorphism) ===== */ 
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: var(--glass-bg); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(255,255,255,0.3); transition: all var(--transition); } 
.navbar.scrolled { box-shadow: 0 4px 20px rgba(94, 75, 122, 0.08); background: rgba(250, 248, 252, 0.96); }
.nav-container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; height: 70px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { font-size: 1.6rem; font-weight: 800; color: var(--primary); letter-spacing: -0.5px; } 
.nav-logo span { color: var(--gold); }
.nav-links { display: flex; gap: 0.5rem; } 
.nav-links a { padding: 0.5rem 1rem; border-radius: 8px; font-size: 0.9rem; font-weight: 600; color: var(--text-muted); transition: all var(--transition); } 
.nav-links a:hover, .nav-links a.active { color: var(--primary); background: rgba(94, 75, 122, 0.08); }

/* Hamburger */ 
.nav-toggle { display: none; flex-direction: column; gap: 6px; background: none; border: none; cursor: pointer; padding: 4px; } 
.nav-toggle span { display: block; width: 26px; height: 2px; background: var(--primary); border-radius: 2px; transition: all var(--transition); } 
.nav-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); } 
.nav-toggle.open span:nth-child(2) { opacity: 0; } 
.nav-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ===== Security Banner ===== */
.security-banner { background-color: #FFF3F3; border-left: 6px solid #E53935; padding: 18px; margin: 90px 20px 20px 20px; font-family: var(--font-main); border-radius: 8px; font-size: 0.95rem; line-height: 1.5; color: #444; box-shadow: 0 4px 10px rgba(229, 57, 53, 0.05); }

/* ===== Hero Section ===== */ 
.hero { min-height: 40vh; display: flex; align-items: center; padding: 9rem 1.5rem 4rem; background: radial-gradient(circle at top right, rgba(199, 154, 43, 0.08) 0%, transparent 40%), linear-gradient(135deg, var(--bg) 0%, var(--bg-alt) 100%); position: relative; overflow: hidden; }
.hero-content { max-width: 1100px; margin: 0 auto; width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 4rem; position: relative; z-index: 1; }
.hero-text { flex: 1; }
.hero-eyebrow { display: inline-block; font-size: 0.85rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--gold); margin-bottom: 1rem; }
.hero-name { font-size: clamp(2.5rem, 6vw, 4rem); font-weight: 800; color: var(--primary); line-height: 1.1; margin-bottom: 1.2rem; letter-spacing: -1px; }
.hero-subtitle-line { font-size: 1.3rem; color: var(--text-muted); margin-bottom: 2.5rem; font-weight: 500; }
.typed-wrap { color: var(--gold); font-weight: 700; } 
.typed::after { content: '|'; animation: blink 1s infinite; color: var(--primary); } 
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 1.2rem; }

.hero-image-wrap { flex-shrink: 0; }
.hero-avatar { width: 140px; height: 140px; border-radius: 50%; background: linear-gradient(135deg, #ffffff, var(--bg-alt)); border: 4px solid rgba(255,255,255,0.8); display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-hover); position: relative; }
.hero-avatar::after { content: ''; position: absolute; inset: -10px; border: 1.5px dashed rgba(199, 154, 43, 0.6); border-radius: 50%; animation: spin 20s linear infinite; }
@keyframes spin { 100% { transform: rotate(360deg); } }
.profile-emoji-fallback { display: flex; align-items: center; justify-content: center; font-size: 3.5rem; }

/* ===== About ===== */ 
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 4rem; align-items: center; }
.about-highlight-card { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 2.5rem; box-shadow: var(--shadow); text-align: center; position: relative; overflow: hidden; transition: var(--transition); }
.about-highlight-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: rgba(199, 154, 43, 0.3); }
.about-highlight-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--primary), var(--gold)); }
.about-icon-circle { font-size: 3rem; margin-bottom: 1.5rem; }
.about-highlight-card h3 { font-size: 1.3rem; color: var(--primary); margin-bottom: 0.8rem; font-weight: 700; }
.about-highlight-card p { color: var(--text-muted); font-size: 1rem; margin-bottom: 1.5rem; line-height: 1.7; }
.card-tag-row { display: flex; flex-wrap: wrap; gap: 0.6rem; justify-content: center; } 
.card-tag { background: rgba(31, 111, 120, 0.08); color: var(--teal); border-radius: 20px; padding: 0.4rem 1rem; font-size: 0.8rem; font-weight: 600; border: 1px solid rgba(31, 111, 120, 0.2); }
.about-text h3 { font-size: 1.8rem; font-weight: 800; color: var(--text); margin-bottom: 1.2rem; }
.about-text p { font-size: 1.05rem; }
.about-facts { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.5rem; background: var(--bg-alt); padding: 1.5rem; border-radius: var(--radius); border: 1px solid var(--card-border); } 
.fact-item { display: flex; gap: 1rem; align-items: center; border-bottom: 1px solid rgba(94, 75, 122, 0.06); padding-bottom: 0.8rem; } 
.fact-item:last-child { border-bottom: none; padding-bottom: 0; }
.fact-label { font-size: 0.85rem; color: var(--gold); font-weight: 700; text-transform: uppercase; letter-spacing: 1px; min-width: 100px; } 
.fact-value { color: var(--text); font-size: 1rem; font-weight: 500; }

/* ===== Competencies ===== */ 
.edu-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 2rem; }
.edu-card { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 2.5rem 2rem; box-shadow: var(--shadow); transition: all var(--transition); text-align: center; } 
.edu-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); border-color: rgba(94, 75, 122, 0.15); }
.edu-card-icon { font-size: 2.5rem; margin-bottom: 1.2rem; display: inline-block; padding: 15px; background: rgba(199, 154, 43, 0.12); border-radius: 50%; } 
.edu-card h3 { font-size: 1.2rem; font-weight: 800; color: var(--primary); margin-bottom: 1rem; } 
.edu-card p { font-size: 0.95rem; color: var(--text-muted); line-height: 1.6; } 

/* ===== Assignments ===== */ 
.assignments-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: 2rem; }
.assignment-card { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 2.5rem 2rem; box-shadow: var(--shadow); transition: all var(--transition); display: flex; flex-direction: column; } 
.assignment-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); } 
.assignment-tag { align-self: flex-start; background: rgba(199, 154, 43, 0.15); color: var(--gold); border-radius: 20px; padding: 0.3rem 0.8rem; font-size: 0.75rem; font-weight: 700; margin-bottom: 1.2rem; text-transform: uppercase; letter-spacing: 0.5px; border: 1px solid rgba(199, 154, 43, 0.3); } 
.assignment-card h3 { font-size: 1.2rem; font-weight: 800; color: var(--primary); margin-bottom: 0.8rem; line-height: 1.3; } 
.assignment-card p { font-size: 0.95rem; color: var(--text-muted); margin-bottom: 1.5rem; flex-grow: 1; } 
.assignment-link { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.95rem; font-weight: 700; color: var(--teal); border-top: 1px solid var(--card-border); padding-top: 1.2rem; text-transform: uppercase; } 
.assignment-link:hover { color: var(--primary); gap: 0.6rem; }

/* ===== Contact ===== */ 
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 4rem; align-items: center; }
.contact-info h3 { font-size: 1.6rem; font-weight: 800; color: var(--primary); margin-bottom: 1rem; } 
.contact-info > p { color: var(--text-muted); margin-bottom: 2rem; font-size: 1.05rem; }
.contact-items { display: flex; flex-direction: column; gap: 1rem; } 
.contact-item { display: flex; align-items: center; gap: 1.2rem; padding: 1.2rem; background: var(--bg-alt); border: 1px solid var(--card-border); border-radius: var(--radius); box-shadow: var(--shadow); } 
.contact-item-icon { font-size: 1.8rem; background: rgba(94, 75, 122, 0.08); width: 50px; height: 50px; display: flex; align-items: center; justify-content: center; border-radius: 50%; } 
.label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px; color: var(--gold); font-weight: 700; } 
.value { font-size: 1rem; color: var(--text); font-weight: 600; }
.contact-form-wrap { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 3rem 2.5rem; box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; } 
.form-group { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1.5rem; } 
.form-group label { font-size: 0.9rem; font-weight: 700; color: var(--primary); } 
.form-group input, .form-group textarea { padding: 0.9rem 1.2rem; border: 2px solid var(--card-border); border-radius: 8px; font-family: var(--font-main); font-size: 0.95rem; background: var(--bg); color: var(--text); transition: border-color var(--transition), box-shadow var(--transition); outline: none; width: 100%; } 
.form-group input:focus, .form-group textarea:focus { border-color: var(--teal); background: var(--card-bg); box-shadow: 0 0 0 3px rgba(31, 111, 120, 0.15); } 
.form-group textarea { resize: vertical; min-height: 140px; } 
.form-submit { width: 100%; justify-content: center; padding: 1rem; font-size: 1rem; }
.form-success { display: none; margin-top: 1.5rem; padding: 1rem; background: rgba(31, 111, 120, 0.1); border: 1px solid rgba(31, 111, 120, 0.3); border-radius: 8px; color: var(--teal); font-size: 0.95rem; font-weight: 600; text-align: center; }

/* ===== Footer ===== */ 
footer { background: var(--text); color: rgba(255,255,255,0.8); padding: 3rem 1.5rem; text-align: center; margin-top: 2rem; }
footer p { font-weight: 500; letter-spacing: 0.5px; }
footer a { color: rgba(255,255,255,0.6); font-size: 0.9rem; text-decoration: underline; text-decoration-color: transparent; transition: all 0.3s; } 
footer a:hover { color: var(--gold-light); text-decoration-color: var(--gold-light); }
.footer-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.5rem; margin-top: 1rem; }

/* ===== Privacy Policy ===== */
.privacy-content h3 { font-size: 1.2rem; font-weight: 800; color: var(--primary); margin: 2rem 0 0.6rem; }
.privacy-content p { color: var(--text-muted); font-size: 1rem; margin-bottom: 1rem; line-height: 1.8; }
.privacy-content a { color: var(--primary); font-weight: 600; }
.privacy-content a:hover { color: var(--gold); }
.privacy-list { list-style: disc; padding-left: 1.8rem; margin-bottom: 1rem; color: var(--text-muted); font-size: 1rem; line-height: 1.8; }

/* ===== Scroll-to-top button ===== */ 
#scrollTop { position: fixed; bottom: 2rem; right: 2rem; width: 50px; height: 50px; border-radius: 50%; background: var(--primary); color: var(--white); border: 2px solid rgba(255,255,255,0.15); font-size: 1.5rem; cursor: pointer; display: flex; align-items: center; justify-content: center; opacity: 0; transform: translateY(15px); transition: all var(--transition); box-shadow: 0 4px 15px rgba(0,0,0,0.25); z-index: 999; } 
#scrollTop.show { opacity: 1; transform: none; } 
#scrollTop:hover { background: var(--gold); border-color: var(--white); transform: translateY(-3px); box-shadow: 0 6px 20px rgba(199, 154, 43, 0.4); }


/* =========================================
   RESPONSIVE DESIGN (TABLETS & MOBILE)
   ========================================= */

@media (max-width: 900px) {
    .hero-content { flex-direction: column-reverse; text-align: center; gap: 2rem; } 
    .hero-buttons { justify-content: center; } 
    .hero-image-wrap { display: block; margin: 0 auto; }
    .about-grid, .contact-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 768px) { 
    .nav-toggle { display: flex; } 
    .nav-links { position: absolute; top: 70px; left: 0; right: 0; background: var(--bg-alt); flex-direction: column; padding: 1rem 1.5rem; display: none; border-bottom: 1px solid var(--card-border); box-shadow: 0 10px 20px rgba(0,0,0,0.05); } 
    .nav-links.open { display: flex; }
    .nav-links a { padding: 1rem; border-bottom: 1px solid var(--card-border); border-radius: 0; text-align: center; }
    .nav-links a:last-child { border-bottom: none; }
}

@media (max-width: 480px) { 
    .section { padding: 3.5rem 0; } 
    .hero { padding: 7rem 1rem 3rem; } 
    .section-title { font-size: 1.8rem; } 
    .hero-name { font-size: 2.2rem; }
    .hero-subtitle-line { font-size: 1.1rem; }
    
    .hero-buttons { flex-direction: column; width: 100%; gap: 0.8rem; }
    .btn { width: 100%; padding: 0.9rem; }
    
    .contact-form-wrap { padding: 1.8rem 1rem; }
    .about-highlight-card { padding: 1.8rem 1rem; }
    .edu-card, .assignment-card { padding: 1.8rem 1.2rem; }
}