/* ==================== RESET & BASE ==================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --color-black: #000000;
    --color-white: #ffffff;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #e5e5e5;
    --color-gray-300: #d4d4d4;
    --color-gray-400: #a3a3a3;
    --color-gray-500: #737373;
    --color-gray-600: #525252;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    
    /* Spacing */
    --container-width: 1200px;
    --section-padding: 120px;
    --section-padding-mobile: 60px;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-black);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.03) 50%, transparent 100%),
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* ==================== UTILITIES ==================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-white);
    color: var(--color-black);
    padding: 8px 16px;
    text-decoration: none;
    z-index: 100;
    border-radius: var(--radius-md);
}

.skip-link:focus {
    top: 10px;
    left: 10px;
}

/* ==================== HEADER & NAVIGATION ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

.header.scrolled {
    background: rgba(0, 0, 0, 0.95);
    box-shadow: var(--shadow-lg);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    position: relative;
}

.nav__brand {
    z-index: 1001;
}

.nav__logo {
    text-decoration: none;
    position: relative;
    display: inline-block;
}

.nav__logo-text {
    font-family: var(--font-mono);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 2px;
    position: relative;
    display: inline-block;
    padding: 8px 16px;
    border: 2px solid var(--color-white);
    transition: var(--transition-smooth);
}

.nav__logo-text::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--color-white);
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.nav__logo:hover .nav__logo-text {
    color: var(--color-black);
}

.nav__logo:hover .nav__logo-text::before {
    width: 100%;
}

.nav__menu {
    display: flex;
    align-items: center;
}

.nav__list {
    display: flex;
    gap: 40px;
    list-style: none;
    align-items: center;
}

.nav__link {
    color: var(--color-gray-300);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    position: relative;
    padding: 8px 0;
    transition: var(--transition-smooth);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-white);
    transform: translateX(-50%);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-white);
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

.nav__toggle,
.nav__close {
    display: none;
    font-size: 28px;
    color: var(--color-white);
    cursor: pointer;
    background: none;
    border: none;
    transition: var(--transition-smooth);
}

.nav__toggle:hover,
.nav__close:hover {
    transform: scale(1.1);
}

/* ==================== HERO SECTION ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 0 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.8; }
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

.hero__content {
    animation: slideInLeft 1s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero__name {
    font-size: clamp(48px, 8vw, 72px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 16px;
    letter-spacing: -2px;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-400) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero__profession {
    font-family: var(--font-mono);
    font-size: clamp(16px, 3vw, 20px);
    font-weight: 500;
    letter-spacing: 6px;
    color: var(--color-gray-400);
    margin-bottom: 40px;
    position: relative;
    display: inline-block;
    animation: fadeInUp 1s cubic-bezier(0.4, 0, 0.2, 1) 0.4s both;
}

.hero__profession::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -60px;
    width: 50px;
    height: 1px;
    background: var(--color-gray-600);
    animation: expandWidth 1s cubic-bezier(0.4, 0, 0.2, 1) 0.6s both;
}

@keyframes expandWidth {
    from { width: 0; }
    to { width: 50px; }
}

.hero__buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    animation: fadeInUp 1s cubic-bezier(0.4, 0, 0.2, 1) 0.6s both;
}

.btn--hero-primary,
.btn--hero-secondary {
    padding: 16px 40px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-full);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 14px;
}

.btn--hero-primary {
    background: var(--color-white);
    color: var(--color-black);
    border: 2px solid var(--color-white);
}

.btn--hero-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--color-black);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: 0;
}

.btn--hero-primary:hover {
    background: var(--color-white);
    color: var(--color-black);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

.btn--hero-primary span {
    position: relative;
    z-index: 1;
}

.btn--hero-secondary {
    background: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
}

.btn--hero-secondary:hover {
    background: var(--color-white);
    color: var(--color-black);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 1s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero__image-wrapper {
    position: relative;
    width: 400px;
    height: 400px;
}

.hero__image-bg {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--color-white);
    box-shadow: 
        0 0 0 10px rgba(255, 255, 255, 0.05),
        0 0 0 20px rgba(255, 255, 255, 0.03),
        0 20px 60px rgba(0, 0, 0, 0.5);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.hero__image-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        from 0deg,
        transparent 0deg,
        rgba(255, 255, 255, 0.3) 90deg,
        transparent 180deg,
        rgba(255, 255, 255, 0.3) 270deg,
        transparent 360deg
    );
    animation: rotate 8s linear infinite;
}

@keyframes rotate {
    to { transform: rotate(360deg); }
}

.hero__profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: relative;
    z-index: 1;
    filter: grayscale(100%) contrast(1.2);
    transition: var(--transition-slow);
}

.hero__image-bg:hover .hero__profile-image {
    filter: grayscale(0%) contrast(1);
    transform: scale(1.05);
}

/* ==================== SECTION STYLES ==================== */
.section__header {
    text-align: center;
    margin-bottom: 80px;
    animation: fadeInUp 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.section__title {
    font-size: clamp(36px, 6vw, 56px);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section__title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--color-white);
}

.section__subtitle {
    font-size: 18px;
    color: var(--color-gray-400);
    font-weight: 400;
    letter-spacing: 1px;
}

/* ==================== EXPERIENCE SECTION ==================== */
.experience {
    padding: var(--section-padding) 0;
    position: relative;
}

.experience__container {
    max-width: 900px;
    margin: 0 auto;
}

.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        var(--color-white) 10%,
        var(--color-white) 90%,
        transparent 100%
    );
}

.timeline__item {
    position: relative;
    padding-bottom: 60px;
    opacity: 0;
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.timeline__item:nth-child(1) { animation-delay: 0.2s; }
.timeline__item:nth-child(2) { animation-delay: 0.4s; }
.timeline__item:nth-child(3) { animation-delay: 0.6s; }

.timeline__marker {
    position: absolute;
    left: -48px;
    top: 8px;
    width: 16px;
    height: 16px;
    background: var(--color-white);
    border: 4px solid var(--color-black);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--color-white);
    transition: var(--transition-smooth);
}

.timeline__item:hover .timeline__marker {
    transform: scale(1.3);
    box-shadow: 0 0 0 4px var(--color-white), 0 0 20px rgba(255, 255, 255, 0.5);
}

.timeline__content {
    background: rgba(255, 255, 255, 0.03);
    padding: 30px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.timeline__content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--color-white);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline__item:hover .timeline__content::before {
    transform: scaleY(1);
}

.timeline__item:hover .timeline__content {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateX(8px);
}

.timeline__header {
    margin-bottom: 16px;
}

.timeline__title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-white);
}

.timeline__company {
    font-size: 16px;
    color: var(--color-gray-300);
    font-weight: 600;
    margin-bottom: 4px;
}

.timeline__period {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--color-gray-500);
    letter-spacing: 0.5px;
}

.timeline__description {
    color: var(--color-gray-400);
    line-height: 1.8;
    margin-bottom: 20px;
}

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

.tech-badge {
    font-family: var(--font-mono);
    font-size: 12px;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    color: var(--color-white);
    transition: var(--transition-smooth);
    cursor: default;
}

.tech-badge:hover {
    background: var(--color-white);
    color: var(--color-black);
    transform: translateY(-2px);
}

/* ==================== PROJECTS SECTION ==================== */
.projects {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.02) 50%, transparent 100%);
}

.projects__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.project-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: 40px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    opacity: 0;
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.project-card:nth-child(1) { animation-delay: 0.1s; }
.project-card:nth-child(2) { animation-delay: 0.2s; }
.project-card:nth-child(3) { animation-delay: 0.3s; }
.project-card:nth-child(4) { animation-delay: 0.4s; }

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover {
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

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

.project-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
}

.project-card__icon {
    width: 60px;
    height: 60px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--color-white);
    transition: var(--transition-smooth);
}

.project-card:hover .project-card__icon {
    background: var(--color-white);
    color: var(--color-black);
    transform: rotate(360deg);
}

.project-card__links {
    display: flex;
    gap: 12px;
}

.project-card__link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--color-white);
    text-decoration: none;
    font-size: 18px;
    transition: var(--transition-smooth);
}

.project-card__link:hover {
    background: var(--color-white);
    color: var(--color-black);
    transform: scale(1.1);
}

.project-card__content {
    position: relative;
    z-index: 1;
}

.project-card__title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.3;
}

.project-card__description {
    color: var(--color-gray-400);
    line-height: 1.8;
    margin-bottom: 24px;
}

.project-card__technologies {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* ==================== ABOUT SECTION ==================== */
.about {
    padding: var(--section-padding) 0;
}

.about__container {
    max-width: 900px;
    margin: 0 auto;
}

.about__description {
    color: var(--color-gray-400);
    line-height: 1.9;
    font-size: 17px;
    max-width: 800px;
    margin: 0 auto;
}

.about__description p {
    margin-bottom: 24px;
}

/* ==================== STATS SECTION ==================== */
.stats {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.02) 100%);
}

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

.stats__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.stat-card, .stat-card--featured {
    text-align: center;
    padding: 40px 30px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    transition: var(--transition-smooth);
    opacity: 0;
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.stat-card--featured:nth-child(1) { animation-delay: 0.1s; }
.stat-card--featured:nth-child(2) { animation-delay: 0.2s; }
.stat-card--featured:nth-child(3) { animation-delay: 0.3s; }

.stat-card:hover, .stat-card--featured:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.stat-card__number {
    font-size: 64px;
    font-weight: 800;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-gray-300) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card__label {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-card__description {
    font-size: 14px;
    color: var(--color-gray-500);
    letter-spacing: 0.5px;
}

/* ==================== SKILLS SECTION ==================== */
.skills {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.02) 50%, transparent 100%);
}

.skills__container {
    max-width: 1200px;
}

.skills__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.skill-category {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: 40px 30px;
    transition: var(--transition-smooth);
    opacity: 0;
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.skill-category:nth-child(1) { animation-delay: 0.1s; }
.skill-category:nth-child(2) { animation-delay: 0.2s; }
.skill-category:nth-child(3) { animation-delay: 0.3s; }
.skill-category:nth-child(4) { animation-delay: 0.4s; }
.skill-category:nth-child(5) { animation-delay: 0.5s; }

.skill-category:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.skill-category__title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--color-white);
}

.skill-category__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* ==================== CONTACT SECTION ==================== */
.contact {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.02) 100%);
}

.contact__container {
    max-width: 800px;
}

.contact__content--single {
    max-width: 600px;
    margin: 0 auto;
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact__info-item {
    display: flex;
    gap: 20px;
    align-items: start;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    transition: var(--transition-smooth);
    opacity: 0;
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.contact__info-item:nth-child(1) { animation-delay: 0.2s; }
.contact__info-item:nth-child(2) { animation-delay: 0.3s; }
.contact__info-item:nth-child(3) { animation-delay: 0.4s; }

.contact__info-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateX(8px);
}

.contact__info-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact__info-content {
    flex: 1;
}

.contact__info-title {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-gray-400);
    margin-bottom: 8px;
}

.contact__info-link {
    color: var(--color-white);
    text-decoration: none;
    font-size: 16px;
    transition: var(--transition-smooth);
    position: relative;
}

.contact__info-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-white);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact__info-link:hover::after {
    width: 100%;
}

.contact__info-text {
    font-size: 16px;
    color: var(--color-white);
}

.contact__form {
    opacity: 0;
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.5s forwards;
}

.form__group {
    margin-bottom: 24px;
}

.form__label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-gray-400);
    margin-bottom: 8px;
}

.form__input,
.form__textarea {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-family: var(--font-primary);
    font-size: 16px;
    transition: var(--transition-smooth);
    outline: none;
}

.form__input:focus,
.form__textarea:focus {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.form__input::placeholder,
.form__textarea::placeholder {
    color: var(--color-gray-600);
}

.form__textarea {
    resize: vertical;
    min-height: 150px;
}

.btn {
    padding: 16px 40px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--color-white);
    color: var(--color-black);
    border: 2px solid var(--color-white);
}

.btn--primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--color-black);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

.btn--primary:hover::before {
    width: 400px;
    height: 400px;
}

.btn--primary:hover .btn__text {
    color: var(--color-white);
}

.btn__text,
.btn__loader {
    position: relative;
    z-index: 1;
}

.btn--full {
    width: 100%;
}

.btn__loader i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ==================== FOOTER ==================== */
.footer {
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer__content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__brand {
    max-width: 400px;
}

.footer__title {
    font-family: var(--font-mono);
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.footer__description {
    color: var(--color-gray-400);
    line-height: 1.8;
}

.footer__social {
    display: flex;
    gap: 16px;
}

.footer__social-link {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--color-white);
    text-decoration: none;
    font-size: 20px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.footer__social-link::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--color-white);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
}

.footer__social-link:hover {
    border-color: var(--color-white);
    color: var(--color-black);
    transform: translateY(-4px);
}

.footer__social-link:hover::before {
    width: 80px;
    height: 80px;
}

.footer__social-link i {
    position: relative;
    z-index: 1;
}

.footer__bottom {
    text-align: center;
}

.footer__copyright {
    font-size: 14px;
    color: var(--color-gray-500);
    letter-spacing: 0.5px;
}

/* ==================== WHATSAPP FLOATING BUTTON ==================== */
.whatsapp-float {
    position: fixed;
    bottom: 120px;
    right: 40px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: grab;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    transition: var(--transition-smooth);
    z-index: 1000;
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:active {
    cursor: grabbing;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(37, 211, 102, 0.6);
}

@keyframes pulse-whatsapp {
    0% {
        box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4), 0 0 0 10px rgba(37, 211, 102, 0.1);
    }
    100% {
        box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    }
}

.whatsapp-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--color-white);
    text-decoration: none;
    font-size: 28px;
    border-radius: 50%;
}


.scroll-top:hover i {
    color: var(--color-white);
}

.scroll-top i {
    position: relative;
    z-index: 1;
    transition: var(--transition-smooth);
}

/* ==================== LOADING STATES ==================== */
.loading-dots {
    display: inline-flex;
    gap: 4px;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    background: var(--color-white);
    border-radius: 50%;
    animation: loadingDots 1.4s infinite ease-in-out both;
}

.loading-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.loading-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes loadingDots {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* ==================== PRODUCTION MODE - ANTI-BLINKING FIX ==================== */
/* Reduce heavy animations for production stability */
@media screen and (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* MOBILE BLINKING FIX - FORCE EVERYTHING VISIBLE ON MOBILE */
@media screen and (max-width: 768px) {
    /* Disable all fade-in animations on mobile */
    .timeline__item,
    .project-card,
    .stat-card,
    .stat-card--featured,
    .contact__info-item,
    .timeline__content,
    .skill-category,
    .hero__content,
    .section__header,
    .about__container,
    .experience__container,
    .stats__container,
    .skills__container,
    .contact__container,
    section {
        opacity: 1 !important;
        transform: translateY(0) translateX(0) !important;
        transition: none !important;
        animation: none !important;
    }

    /* Disable all motion effects on mobile */
    *,
    *::before,
    *::after {
        animation-duration: 0ms !important;
        transition-duration: 0ms !important;
        animation-fill-mode: none !important;
    }

    /* No parallax on mobile */
    .hero__visual,
    .hero__image-bg {
        transform: none !important;
    }

    /* No section transitions */
    section {
        opacity: 1 !important;
        transform: translateY(0) !important;
    }

    /* Keep mobile nav transitions working */
    .nav__menu {
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
    }
}

/* DESKTOP ANIMATIONS - ONLY ENABLE ON LARGER SCREENS */
@media screen and (min-width: 769px) {
    /* Always reduce certain animations in production to prevent blinking */
    .hero::before {
        animation-duration: 12s; /* Slower for production */
    }

    .timeline__content,
    .stat-card,
    .stat-card--featured,
    .project-card,
    .skill-category {
        opacity: 1 !important; /* Override initial hidden state to prevent blinking */
    }
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media screen and (max-width: 968px) {
    :root {
        --section-padding: 80px;
    }

    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        height: 100vh;
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(20px);
        padding: 80px 40px 40px;
        border-left: 1px solid rgba(255, 255, 255, 0.1);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1000;
    }

    .nav__menu.show-menu {
        right: 0;
    }

    .nav__list {
        flex-direction: column;
        gap: 24px;
    }

    .nav__link {
        font-size: 18px;
    }

    .nav__toggle,
    .nav__close {
        display: block;
    }

    .nav__close {
        position: absolute;
        top: 24px;
        right: 24px;
    }

    .hero__container {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }

    .hero__profession::before {
        display: none;
    }

    .hero__buttons {
        justify-content: center;
    }

    .hero__image-wrapper {
        width: 300px;
        height: 300px;
        margin: 0 auto;
    }

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

    .about__container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about__technologies {
        position: static;
    }

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

    .contact__content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer__content {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }

    .footer__social {
        justify-content: center;
    }

    .scroll-top {
        bottom: 24px;
        right: 24px;
        width: 48px;
        height: 48px;
    }
}

@media screen and (max-width: 480px) {
    :root {
        --section-padding: 60px;
    }

    .hero {
        padding: 100px 0 40px;
    }

    .hero__name {
        font-size: 36px;
    }

    .hero__profession {
        font-size: 14px;
        letter-spacing: 4px;
    }

    .hero__buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn--hero-primary,
    .btn--hero-secondary {
        width: 100%;
    }

    .hero__image-wrapper {
        width: 250px;
        height: 250px;
    }

    .section__title {
        font-size: 32px;
    }

    .timeline {
        padding-left: 30px;
    }

    .timeline__marker {
        left: -38px;
    }

    .timeline__content {
        padding: 20px;
    }

    .project-card {
        padding: 24px;
    }
}

/* ==================== SELECTION ==================== */
::selection {
    background: var(--color-white);
    color: var(--color-black);
}

::-moz-selection {
    background: var(--color-white);
    color: var(--color-black);
}

/* ==================== SCROLLBAR ==================== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-black);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray-700);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-600);
}

/* ==================== CUSTOM CURSOR EFFECT ==================== */
.cursor-dot {
    width: 8px;
    height: 8px;
    background: var(--color-white);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.15s ease;
}

.cursor-outline {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9999;
    transition: all 0.15s ease;
}

/* ==================== ACCESSIBILITY ==================== */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ==================== FOCUS STYLES ==================== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-white);
    outline-offset: 4px;
}

/* ==================== PRINT STYLES ==================== */
@media print {
    body {
        background: white;
        color: black;
    }

    .nav,
    .footer,
    .scroll-top {
        display: none;
    }

    .section__title::after {
        background: black;
    }
}

/* ==================== REMOVED ELEMENTS ==================== */
/* WhatsApp floating button and scroll-to-top button removed for cleaner interface */