/* ==========================================
   CSS VARIABLES & RESET
   ========================================== */
:root {
    --bg-primary: #04091a;
    --bg-secondary: #04091a;
    --bg-card: #0a1228;
    --bg-card-hover: #101a34;
    --text-primary: #e8e8ed;
    --text-secondary: #9a9ab0;
    --text-muted: #6b6b80;
    --accent-primary: #6c63ff;
    --accent-secondary: #00d4aa;
    --accent-tertiary: #ff6b9d;
    --gradient-primary: linear-gradient(135deg, #6c63ff, #00d4aa);
    --gradient-accent: linear-gradient(135deg, #6c63ff, #ff6b9d);
    --gradient-bg: linear-gradient(180deg, #04091a 0%, #04091a 100%);
    --border-color: rgba(108, 99, 255, 0.12);
    --border-hover: rgba(108, 99, 255, 0.3);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.4);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 40px rgba(108, 99, 255, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: rgba(108, 99, 255, 0.3);
    color: #fff;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul { list-style: none; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================
   CURSOR GLOW
   ========================================== */
.cursor-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(108, 99, 255, 0.06) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s;
}

/* ==========================================
   NAVIGATION
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.logo-bracket {
    color: var(--accent-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: rgba(108, 99, 255, 0.1);
}

.btn-nav {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 22px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 2px 12px rgba(108, 99, 255, 0.25);
    transition: var(--transition);
    white-space: nowrap;
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(108, 99, 255, 0.4);
    color: #fff;
}

.btn-nav i {
    font-size: 0.8rem;
    transition: transform 0.3s;
}

.btn-nav:hover i {
    transform: translateX(3px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(108, 99, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(108, 99, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    border-radius: 50%;
    background: var(--accent-primary);
    opacity: 0.15;
    animation: float-particle linear infinite;
}

@keyframes float-particle {
    0% { transform: translateY(100vh) scale(0); opacity: 0; }
    10% { opacity: 0.15; }
    90% { opacity: 0.15; }
    100% { transform: translateY(-100px) scale(1); opacity: 0; }
}

.hero-content {
    max-width: 1200px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-greeting {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-primary);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
    padding: 8px 20px;
    background: rgba(108, 99, 255, 0.08);
    border: 1px solid rgba(108, 99, 255, 0.18);
    border-radius: 100px;
}

.hero-name {
    font-size: clamp(2.8rem, 5.5vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 20px;
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-role-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 24px;
    font-size: 1.2rem;
}

.hero-role-prefix {
    color: var(--text-secondary);
    font-weight: 400;
}

.typewriter {
    color: var(--accent-secondary);
    font-weight: 600;
    font-family: var(--font-mono);
}

.typewriter-cursor {
    color: var(--accent-primary);
    animation: blink 1s infinite;
    font-weight: 300;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.hero-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 520px;
    line-height: 1.8;
    margin-bottom: 32px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 100px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    border: none;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(108, 99, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(108, 99, 255, 0.45);
}

.btn-primary i {
    transition: transform 0.3s;
}

.btn-primary:hover i {
    transform: translateX(4px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-hover);
}

.btn-outline:hover {
    background: rgba(108, 99, 255, 0.08);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 10px 22px;
    font-size: 0.85rem;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-plus {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 2px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    width: 380px;
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image-ring {
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    border: 2px solid rgba(108, 99, 255, 0.2);
    animation: pulse-ring 3s ease-in-out infinite;
}

.hero-image-ring.ring-2 {
    inset: -25px;
    border-color: rgba(0, 212, 170, 0.1);
    animation-delay: 1.5s;
}

@keyframes pulse-ring {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.5; }
}

.hero-photo {
    width: 340px;
    height: 340px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(108, 99, 255, 0.3);
    box-shadow: 0 0 60px rgba(108, 99, 255, 0.15);
    position: relative;
    z-index: 1;
}

.hero-image-dots {
    position: absolute;
    width: 120px;
    height: 120px;
    bottom: -10px;
    right: -10px;
    background-image: radial-gradient(circle, rgba(108, 99, 255, 0.3) 1px, transparent 1px);
    background-size: 12px 12px;
    opacity: 0.5;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    animation: bounce-scroll 2s ease-in-out infinite;
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 3px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel 2s ease-in-out infinite;
}

@keyframes scroll-wheel {
    0%, 100% { opacity: 1; top: 6px; }
    50% { opacity: 0.3; top: 18px; }
}

@keyframes bounce-scroll {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ==========================================
   SECTIONS COMMON
   ========================================== */
.section {
    padding: 88px 0;
    position: relative;
    background: var(--bg-primary);
    margin: 0;
    border: 0;
}

.section + .section {
    padding-top: 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
    padding: 8px 20px;
    background: rgba(108, 99, 255, 0.08);
    border: 1px solid rgba(108, 99, 255, 0.18);
    border-radius: 100px;
}

.section-tag i {
    font-size: 0.78rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.section-line {
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 4px;
    margin: 0 auto;
}

.section-desc {
    max-width: 600px;
    margin: 20px auto 0;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* ==========================================
   ABOUT SECTION
   ========================================== */
.about {
    background: var(--bg-primary);
}

.about-grid {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 60px;
    align-items: start;
}

.about-image-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    aspect-ratio: 3/4;
}

.about-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.about-image-card:hover .about-photo {
    transform: scale(1.05);
}

.about-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
}

.about-image-label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--accent-secondary);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.about-subtitle {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.about-text {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.8;
    font-size: 0.98rem;
}

.about-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 28px 0;
}

.about-info-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 14px 18px;
    background: rgba(108, 99, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    transition: var(--transition);
}

.about-info-item:hover {
    border-color: var(--border-hover);
    background: rgba(108, 99, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(108, 99, 255, 0.08);
}

.about-info-item i {
    color: var(--accent-primary);
    font-size: 1.1rem;
    margin-top: 2px;
}

.info-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.info-value {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-top: 2px;
}

.about-cta {
    display: flex;
    gap: 16px;
    margin-top: 28px;
    flex-wrap: wrap;
}

/* ==========================================
   SKILLS SECTION
   ========================================== */
.skills-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
}

.skill-category:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.skill-category:hover::before {
    opacity: 1;
}

.category-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: rgba(108, 99, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.4rem;
    color: var(--accent-primary);
    transition: var(--transition);
}

.skill-category:hover .category-icon {
    background: rgba(108, 99, 255, 0.18);
    transform: scale(1.05);
}

.category-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.category-desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 24px;
    line-height: 1.6;
}

.category-skills {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.skill-chip {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 18px;
    background: rgba(108, 99, 255, 0.04);
    border: 1px solid rgba(108, 99, 255, 0.1);
    border-radius: 100px;
    transition: var(--transition);
    position: relative;
    cursor: default;
}

.skill-chip:hover {
    background: rgba(108, 99, 255, 0.1);
    border-color: var(--border-hover);
    transform: translateX(4px);
    box-shadow: 0 2px 12px rgba(108, 99, 255, 0.1);
}

.skill-icon {
    width: 28px;
    height: 28px;
    object-fit: contain;
    flex-shrink: 0;
}

.skill-icon-fa {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.skill-chip span {
    font-weight: 500;
    font-size: 0.9rem;
    flex: 1;
}

.skill-level {
    width: 80px;
    height: 4px;
    background: rgba(108, 99, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
    flex-shrink: 0;
}

.skill-level::after {
    content: '';
    display: block;
    height: 100%;
    width: 0;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-level.animate::after {
    width: var(--level);
}

/* ==========================================
   EDUCATION SECTION
   ========================================== */
.education {
    background: var(--bg-primary);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    display: none;
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}

.timeline-marker {
    position: absolute;
    left: -40px;
    top: 28px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 2px solid var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.timeline-marker i {
    font-size: 0.8rem;
    color: var(--accent-primary);
}

.timeline-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
}

.timeline-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
    transform: translateX(4px);
}

.timeline-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 18px;
    background: rgba(108, 99, 255, 0.1);
    border: 1px solid rgba(108, 99, 255, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 16px;
}

.timeline-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.timeline-subtitle {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--accent-secondary);
    margin-bottom: 12px;
}

.timeline-institution {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.timeline-institution i {
    color: var(--accent-primary);
}

.timeline-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.timeline-tag {
    padding: 6px 16px;
    background: rgba(0, 212, 170, 0.08);
    border: 1px solid rgba(0, 212, 170, 0.18);
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--accent-secondary);
    transition: var(--transition);
    cursor: default;
}

.timeline-tag:hover {
    background: rgba(0, 212, 170, 0.15);
    transform: translateY(-1px);
}

/* ==========================================
   SOFT SKILLS SECTION
   ========================================== */
.soft-skills {
    background: var(--bg-primary);
}

/* ==========================================
   CERTIFICATIONS SECTION
   ========================================== */
.certifications {
    background: var(--bg-primary);
}

.certification-group + .certification-group {
    margin-top: 34px;
}

.certification-group-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.certification-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.certification-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.certification-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
}

.certification-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
}

.certification-card:hover::before {
    opacity: 1;
}

.certification-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 14px;
}

.certificate-issuer,
.certificate-track {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.76rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 100px;
}

.certificate-issuer.hacker-rank {
    color: #24c86e;
    border: 1px solid rgba(36, 200, 110, 0.3);
    background: rgba(36, 200, 110, 0.1);
}

.certificate-issuer.udemy {
    color: #a435f0;
    border: 1px solid rgba(164, 53, 240, 0.3);
    background: rgba(164, 53, 240, 0.1);
}

.certificate-track {
    color: var(--accent-secondary);
    border: 1px solid rgba(0, 212, 170, 0.28);
    background: rgba(0, 212, 170, 0.1);
}

.certificate-title {
    font-size: 1.05rem;
    line-height: 1.4;
    margin-bottom: 8px;
}

.certificate-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.65;
    margin-bottom: 16px;
}

.certificate-preview {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 16px;
    border-radius: 100px;
    color: #fff;
    font-size: 0.82rem;
    font-weight: 600;
    background: var(--gradient-primary);
    transition: var(--transition);
}

.certificate-preview:hover {
    gap: 11px;
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(108, 99, 255, 0.35);
}

/* ==========================================
   ACHIEVEMENTS SECTION
   ========================================== */
.achievements {
    background: var(--bg-primary);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.achievement-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.achievement-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
}

.achievement-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.achievement-card:hover::before {
    opacity: 1;
}

.achievement-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    background: rgba(108, 99, 255, 0.12);
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    margin-bottom: 14px;
    transition: var(--transition);
}

.achievement-card:hover .achievement-icon {
    transform: scale(1.06);
    background: rgba(108, 99, 255, 0.2);
}

.achievement-content {
    width: 100%;
}

.achievement-year {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    border-radius: 100px;
    border: 1px solid rgba(0, 212, 170, 0.25);
    background: rgba(0, 212, 170, 0.08);
    color: var(--accent-secondary);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.achievement-title {
    font-size: 1.08rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 10px;
}

.achievement-text {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==========================================
   PROJECTS SECTION
   ========================================== */
.projects {
    background: var(--bg-primary);
}

.projects-grid {
    display: grid;
    grid-template-columns: minmax(280px, 500px);
    justify-content: center;
    gap: 24px;
}

.project-card {
    background: linear-gradient(180deg, rgba(8, 18, 48, 0.85) 0%, rgba(5, 14, 38, 0.96) 100%);
    border: 1px solid rgba(108, 99, 255, 0.2);
    border-radius: 24px;
    padding: 28px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 22px 60px rgba(3, 8, 24, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover {
    border-color: rgba(108, 99, 255, 0.35);
    transform: translateY(-5px);
    box-shadow: 0 28px 70px rgba(5, 12, 34, 0.7), 0 0 50px rgba(108, 99, 255, 0.15);
}

.project-card:hover::before {
    opacity: 1;
}

.project-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 20px;
}

.project-icon {
    width: 58px;
    height: 58px;
    border-radius: 16px;
    background: rgba(108, 99, 255, 0.18);
    border: 1px solid rgba(108, 99, 255, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #7b72ff;
    font-size: 1.5rem;
    transition: var(--transition);
}

.project-card:hover .project-icon {
    background: rgba(108, 99, 255, 0.24);
    transform: scale(1.05);
}

.project-level {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.7px;
    text-transform: uppercase;
}

.project-level.beginner {
    color: var(--accent-secondary);
    background: rgba(0, 212, 170, 0.08);
    border: 1px solid rgba(0, 212, 170, 0.22);
}

.project-title {
    font-size: 1.55rem;
    font-weight: 800;
    line-height: 1.4;
    letter-spacing: -0.7px;
    margin-bottom: 8px;
}

.project-text {
    color: var(--text-secondary);
    font-size: 0.96rem;
    line-height: 1.65;
    margin-bottom: 18px;
}

.project-tech-list {
    display: grid;
    gap: 10px;
    margin-bottom: 18px;
}

.project-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.project-tech-item {
    display: grid;
    grid-template-columns: auto 1fr 96px;
    align-items: center;
    gap: 10px;
    background: rgba(15, 28, 68, 0.45);
    border: 1px solid rgba(108, 99, 255, 0.16);
    border-radius: 999px;
    padding: 10px 14px;
}

.project-tech-item span {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.88rem;
}

.project-tech-icon {
    font-size: 1rem;
}

.project-tech-item .skill-level {
    width: 100%;
    margin-left: auto;
    height: 6px;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.08);
}

.project-tech-item .skill-level::after {
    background: linear-gradient(90deg, #7a6cff, #06d3b2);
}

.project-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 10px;
    border-radius: 12px;
    border: 1px solid rgba(108, 99, 255, 0.25);
    background: rgba(108, 99, 255, 0.08);
    color: var(--text-primary);
    font-size: 0.8rem;
    font-weight: 600;
}

.project-action:hover {
    transform: translateY(-2px);
    border-color: rgba(108, 99, 255, 0.45);
    background: rgba(108, 99, 255, 0.15);
}

.project-action i {
    font-size: 0.85rem;
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.contact-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 36px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    cursor: pointer;
}

.contact-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

.contact-card-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(108, 99, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--accent-primary);
    margin-bottom: 16px;
    transition: var(--transition);
}

.contact-card:hover .contact-card-icon {
    transform: scale(1.1);
    background: rgba(108, 99, 255, 0.2);
}

.contact-card-icon.linkedin { background: rgba(10, 102, 194, 0.12); color: #0a66c2; }
.contact-card:hover .contact-card-icon.linkedin { background: rgba(10, 102, 194, 0.2); }

.contact-card-icon.github { background: rgba(255,255,255,0.08); color: #fff; }
.contact-card:hover .contact-card-icon.github { background: rgba(255,255,255,0.14); }

.contact-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.contact-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-bottom: 14px;
}

.contact-card-action {
    font-size: 0.82rem;
    font-weight: 600;
    color: #fff;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 20px;
    background: var(--gradient-primary);
    border-radius: 100px;
    transition: var(--transition);
}

.contact-card:hover .contact-card-action {
    gap: 10px;
    box-shadow: 0 4px 16px rgba(108, 99, 255, 0.3);
    transform: translateY(-1px);
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: 48px 0 24px;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
}

.footer-logo {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 700;
}

.footer-tagline {
    color: var(--text-muted);
    font-size: 0.88rem;
    margin-top: 4px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: rgba(108, 99, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 1rem;
    transition: var(--transition);
}

.social-link:hover {
    color: #fff;
    border-color: var(--accent-primary);
    background: var(--accent-primary);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(108, 99, 255, 0.3);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    font-size: 0.82rem;
    color: var(--text-muted);
}

.footer-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

/* ==========================================
   ANIMATIONS
   ========================================== */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate="fade-left"] {
    transform: translateX(40px);
}

[data-animate="fade-right"] {
    transform: translateX(-40px);
}

[data-animate].visible {
    opacity: 1;
    transform: translate(0, 0);
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    .hero-text { order: 2; }
    .hero-image { order: 1; }
    .hero-description { margin: 0 auto 32px; }
    .hero-cta { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-role-wrapper { justify-content: center; }
    .hero-image-wrapper { width: 280px; height: 280px; }
    .hero-photo { width: 250px; height: 250px; }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .about-image-card {
        max-width: 350px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(17, 17, 24, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        gap: 8px;
        padding: 24px;
        transition: right 0.4s ease;
        border-left: 1px solid var(--border-color);
    }
    .nav-links.active {
        right: 0;
    }
    .nav-toggle {
        display: flex;
    }
    .nav-link {
        width: 100%;
        text-align: center;
        padding: 14px 20px;
        font-size: 1rem;
    }
    .btn-nav {
        width: 100%;
        justify-content: center;
        margin-top: 8px;
    }

    .hero {
        padding: 100px 20px 60px;
    }
    .hero-name {
        font-size: 2.5rem;
    }

    .skills-categories {
        grid-template-columns: 1fr;
    }

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

    .certification-top {
        flex-wrap: wrap;
    }

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

    .project-card {
        padding: 24px;
        border-radius: 20px;
    }

    .project-title {
        font-size: 1.35rem;
    }

    .project-tech-item {
        grid-template-columns: auto 1fr 100px;
        gap: 10px;
        padding: 12px 14px;
    }

    .project-actions {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .achievement-card {
        padding: 24px;
    }

    .about-info-grid {
        grid-template-columns: 1fr;
    }

    .contact-cards {
        grid-template-columns: 1fr 1fr;
    }

    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    .footer-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    .stat-divider {
        width: 40px;
        height: 1px;
    }
}

@media (max-width: 480px) {
    .hero-name { font-size: 2rem; letter-spacing: -1px; }
    .hero-image-wrapper { width: 220px; height: 220px; }
    .hero-photo { width: 200px; height: 200px; }
    .hero-cta { flex-direction: column; align-items: center; }
    .btn { width: 100%; justify-content: center; }
    .contact-cards { grid-template-columns: 1fr; }
    .achievement-card {
        padding: 24px;
    }
    .project-card {
        padding: 24px;
    }

    .project-tech-item {
        grid-template-columns: auto 1fr;
        row-gap: 8px;
        column-gap: 10px;
        border-radius: 18px;
    }

    .project-tech-item .skill-level {
        grid-column: 1 / -1;
        width: 100%;
    }

    .project-actions {
        grid-template-columns: 1fr;
    }
    .section { padding: 70px 0; }
    .about-cta { flex-direction: column; }
}