/* ============================================
   Daniel Ortiz Style Portfolio - Dark Theme
   Background: #212121
   Fonts: Poppins, Inter, Monoton
   ============================================ */

/* CSS Variables */
:root {
    --bg-primary: #212121;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #383838;
    --bg-card: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #808080;
    --accent-primary: #9e8857;
    --accent-secondary: #9e8857;
    --accent-gradient: linear-gradient(135deg, #c4a96a 0%, #9e8857 100%);
    --border-color: #404040;
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    --font-display: 'Monoton', cursive;
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(158, 136, 87, 0.15);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-secondary);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: var(--accent-primary);
    color: var(--bg-primary);
}

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

ul {
    list-style: none;
}

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

/* Particle Canvas */
#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 2rem;
    transition: all var(--transition-medium);
}

.navbar.scrolled {
    background-color: rgba(33, 33, 33, 0.95);
    backdrop-filter: blur(20px);
    padding: 1rem 2rem;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--accent-primary);
    letter-spacing: 0.1em;
    transition: all var(--transition-fast);
}

.nav-logo:hover {
    text-shadow: 0 0 20px var(--accent-primary);
}

.nav-menu {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
    letter-spacing: 0.05em;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width var(--transition-medium);
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all var(--transition-fast);
}

.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;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 8rem 2rem 4rem;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

/* Hero Gradient Background */
.hero-gradient-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 20% 50%, rgba(158, 136, 87, 0.08) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 20%, rgba(0, 188, 212, 0.06) 0%, transparent 40%),
                radial-gradient(ellipse at 60% 80%, rgba(158, 136, 87, 0.04) 0%, transparent 40%);
    z-index: -1;
    animation: gradientPulse 8s ease-in-out infinite alternate;
}

@keyframes gradientPulse {
    0% {
        opacity: 0.6;
        transform: scale(1);
    }
    100% {
        opacity: 1;
        transform: scale(1.05);
    }
}

.hero-content {
    max-width: 900px;
    animation: fadeInUp 1s ease forwards;
}

.hero-greeting {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 300;
    color: var(--accent-primary);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.2s;
}

.hero-name {
    margin-bottom: 1.5rem;
}

.name-first {
    display: block;
    font-family: var(--font-primary);
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.1;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.4s;
}

.name-last {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards, glow 3s ease-in-out infinite;
    animation-delay: 0.6s;
}

.hero-title {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.8s;
    flex-wrap: wrap;
}

.title-prefix {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
}

.typewriter-container {
    display: inline-flex;
    align-items: center;
    min-width: 280px;
    height: 3.5rem;
}

.typewriter-text {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 5vw, 3rem);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.05em;
}

.typewriter-cursor {
    display: inline-block;
    width: 4px;
    height: 2.5rem;
    background: var(--accent-primary);
    margin-left: 4px;
    animation: cursorBlink 1s steps(1) infinite;
    box-shadow: 0 0 10px var(--accent-primary);
}

@keyframes cursorBlink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

.title-text {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
}

.title-separator {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 1s;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 4rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 1.2s;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 2px solid transparent;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.btn-outline {
    background: transparent;
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.btn-outline:hover {
    background-color: rgba(158, 136, 87, 0.1);
    transform: translateY(-3px);
}

.btn-large {
    padding: 1.2rem 3rem;
    font-size: 1rem;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 1.4s;
}

.stat {
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    animation: statReveal 0.8s ease forwards;
}

.stat:nth-child(1) { animation-delay: 1.5s; }
.stat:nth-child(2) { animation-delay: 1.7s; }
.stat:nth-child(3) { animation-delay: 1.9s; }

@keyframes statReveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stat-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
    text-shadow: 0 0 20px rgba(158, 136, 87, 0.3);
    transition: all var(--transition-fast);
}

.stat:hover .stat-number {
    transform: scale(1.1);
    text-shadow: 0 0 30px rgba(158, 136, 87, 0.5);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.5rem;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0;
    animation: fadeIn 1s ease forwards;
    animation-delay: 2s;
}

.scroll-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.scroll-arrow {
    width: 20px;
    height: 30px;
    border: 2px solid var(--text-muted);
    border-radius: 10px;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    width: 4px;
    height: 8px;
    background-color: var(--accent-primary);
    border-radius: 2px;
    transform: translateX(-50%);
    animation: scrollBounce 2s ease-in-out infinite;
}

/* Section Styles */
section {
    padding: 8rem 0;
    position: relative;
    z-index: 1;
}

.section-header {
    margin-bottom: 4rem;
}

.section-header.center {
    text-align: center;
}

.section-number {
    display: inline-block;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 500;
    color: var(--accent-primary);
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 400;
    color: var(--accent-primary);
    position: relative;
    display: inline-block;
    padding: 0.5rem 1.5rem;
    letter-spacing: 0.05em;
}

/* Decorative border wrapper for section titles */
.section-title::before {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    width: 40%;
    height: 40%;
    border-top: 3px solid var(--accent-primary);
    border-left: 3px solid var(--accent-primary);
    opacity: 0;
    transform: translate(-10px, -10px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    right: -8px;
    width: 40%;
    height: 40%;
    border-bottom: 3px solid var(--accent-primary);
    border-right: 3px solid var(--accent-primary);
    opacity: 0;
    transform: translate(10px, 10px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-title.active::before,
.section-title.active::after {
    opacity: 1;
    transform: translate(0, 0);
}

.section-header.center .section-title::before {
    left: 0;
}

.section-header.center .section-title::after {
    right: 0;
}

/* About Section */
.about {
    background-color: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 4rem;
    align-items: start;
}

.about-image {
    position: sticky;
    top: 120px;
}

.image-wrapper {
    position: relative;
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 3/4;
    background: var(--bg-tertiary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-muted);
    border: 2px dashed var(--border-color);
    transition: all var(--transition-medium);
}

.image-placeholder:hover {
    border-color: var(--accent-primary);
}

.profile-image {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    object-position: top center;
    border-radius: 8px;
    display: block;
}

.image-border {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--accent-primary);
    border-radius: 8px;
    z-index: -1;
    transition: all var(--transition-medium);
}

.image-wrapper:hover .image-border {
    top: 15px;
    left: 15px;
}

.about-text h3.about-heading {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.about-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
    padding: 1.5rem;
    background-color: var(--bg-card);
    border-radius: 8px;
    border-left: 3px solid var(--accent-primary);
}

.info-item {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 0.8rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.25rem;
}

.info-value {
    color: var(--text-primary);
    font-size: 0.95rem;
}

.about-education {
    margin-top: 2.5rem;
}

.about-education h4 {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
}

.education-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.5rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.education-item:last-child {
    border-bottom: none;
}

.degree {
    font-weight: 500;
    color: var(--text-primary);
    grid-column: 1;
}

.school {
    font-size: 0.9rem;
    color: var(--text-muted);
    grid-column: 1;
}

.year {
    grid-row: 1 / 3;
    grid-column: 2;
    align-self: center;
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-secondary);
}

/* Skills Section */
.skills {
    position: relative;
}

/* Skills tree line */
.skills::before {
    content: '';
    position: absolute;
    left: 2rem;
    top: 8rem;
    width: 4px;
    height: 0;
    background: linear-gradient(to bottom, var(--accent-primary), var(--accent-secondary), transparent);
    transition: height 1.5s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 15px var(--accent-primary);
}

.skills.animate::before {
    height: calc(100% - 12rem);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    position: relative;
}

.skill-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-medium);
}

.skill-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-md), 0 0 30px rgba(158, 136, 87, 0.15);
}

.skill-card:hover::before {
    transform: scaleX(1);
}

/* Skill card glow on reveal */
.skill-card.reveal-left.active,
.skill-card.reveal-right.active {
    animation: cardGlow 2s ease-out;
}

@keyframes cardGlow {
    0% {
        box-shadow: 0 0 0 rgba(158, 136, 87, 0);
    }
    30% {
        box-shadow: 0 0 30px rgba(158, 136, 87, 0.3);
    }
    100% {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    }
}

.skill-icon {
    width: 50px;
    height: 50px;
    margin-bottom: 1.5rem;
    color: var(--accent-primary);
}

.skill-icon svg {
    width: 100%;
    height: 100%;
}

.skill-card h3 {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.skill-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-bottom: 1px solid var(--bg-tertiary);
    transition: all var(--transition-fast);
}

.skill-list li:last-child {
    border-bottom: none;
}

.skill-list li:hover {
    color: var(--accent-primary);
    padding-left: 0.5rem;
}

/* Experience Section */
.experience {
    background-color: var(--bg-primary);
    position: relative;
    padding: 6rem 0;
}

/* Center Timeline Structure */
.exp-timeline {
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 0;
}

/* Center vertical line */
.exp-timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, #c9a227, #8b7355, #c9a227);
    transform: translateX(-50%);
    opacity: 0;
    transform-origin: top;
    transition: opacity 0.5s ease;
}

.exp-timeline.animate .exp-timeline-line {
    opacity: 1;
    animation: lineGrow 1.5s ease-out forwards;
}

@keyframes lineGrow {
    from {
        clip-path: inset(0 0 100% 0);
    }
    to {
        clip-path: inset(0 0 0% 0);
    }
}

/* Timeline item */
.exp-timeline-item {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin-bottom: 3rem;
    position: relative;
}

/* Left content */
.exp-content-left {
    text-align: right;
    opacity: 0;
    transform: translateX(-80px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.exp-timeline-item.active .exp-content-left {
    opacity: 1;
    transform: translateX(0);
}

/* Right content */
.exp-content-right {
    text-align: left;
    opacity: 0;
    transform: translateX(80px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.exp-timeline-item.active .exp-content-right {
    opacity: 1;
    transform: translateX(0);
}

/* Logo wrapper in center */
.exp-logo-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
    opacity: 0;
    transform: scale(0);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.3s;
}

.exp-timeline-item.active .exp-logo-wrapper {
    opacity: 1;
    transform: scale(1);
}

/* Logo circle */
.exp-logo {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 4px solid #c9a227;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(201, 162, 39, 0.3);
    transition: all 0.3s ease;
}

.exp-logo:hover {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(201, 162, 39, 0.5);
}

.exp-logo-text {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 700;
    color: #c9a227;
}

/* Experience box with border */
.exp-box {
    position: relative;
    padding: 1.5rem;
    background: transparent;
    border: 2px solid #8b7355;
    max-width: 380px;
    transition: all 0.3s ease;
}

.exp-content-left .exp-box {
    margin-left: auto;
}

.exp-content-right .exp-box {
    margin-right: auto;
}

/* Corner decorations */
.exp-box::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    width: 20px;
    height: 20px;
    border-top: 3px solid #c9a227;
    border-left: 3px solid #c9a227;
}

.exp-box::after {
    content: '';
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 20px;
    height: 20px;
    border-bottom: 3px solid #c9a227;
    border-right: 3px solid #c9a227;
}

.exp-box:hover {
    border-color: #c9a227;
    box-shadow: 0 0 20px rgba(201, 162, 39, 0.2);
}

/* Company name */
.exp-company {
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    color: #c9a227;
    letter-spacing: 0.15em;
    margin-bottom: 0.75rem;
}

/* Description text */
.exp-description {
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    font-style: italic;
    color: #b3b3b3;
    line-height: 1.6;
}

/* Period/Date styling */
.exp-period {
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 500;
    color: #e07b53;
    letter-spacing: 0.05em;
}

/* Connecting lines from logo to content */
.exp-timeline-item::before,
.exp-timeline-item::after {
    content: '';
    position: absolute;
    top: 50%;
    height: 3px;
    background: #c9a227;
    transform-origin: center;
    transform: scaleX(0);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.5s;
}

.exp-timeline-item::before {
    left: calc(50% - 35px - 2rem);
    width: 2rem;
    transform-origin: right;
}

.exp-timeline-item::after {
    right: calc(50% - 35px - 2rem);
    width: 2rem;
    transform-origin: left;
}

.exp-timeline-item.active::before,
.exp-timeline-item.active::after {
    transform: scaleX(1);
}

/* Responsive styles for Experience */
@media (max-width: 900px) {
    .exp-timeline-item {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding-left: 3rem;
    }

    .exp-timeline-line {
        left: 1rem;
    }

    .exp-logo-wrapper {
        position: absolute;
        left: 1rem;
        transform: translateX(-50%) scale(0);
    }

    .exp-timeline-item.active .exp-logo-wrapper {
        transform: translateX(-50%) scale(1);
    }

    .exp-logo {
        width: 50px;
        height: 50px;
    }

    .exp-logo-text {
        font-size: 1.3rem;
    }

    .exp-content-left,
    .exp-content-right {
        text-align: left;
        transform: translateX(30px);
    }

    .exp-timeline-item.active .exp-content-left,
    .exp-timeline-item.active .exp-content-right {
        transform: translateX(0);
    }

    .exp-content-left .exp-box,
    .exp-content-right .exp-box {
        margin-left: 0;
        margin-right: 0;
        max-width: 100%;
    }

    .exp-timeline-item::before,
    .exp-timeline-item::after {
        display: none;
    }
}

@media (max-width: 480px) {
    .exp-timeline-item {
        padding-left: 2.5rem;
    }

    .exp-logo {
        width: 40px;
        height: 40px;
    }

    .exp-logo-text {
        font-size: 1rem;
    }

    .exp-box {
        padding: 1rem;
    }

    .exp-company {
        font-size: 0.9rem;
    }

    .exp-description {
        font-size: 0.85rem;
    }
}

/* Contact Section */
.contact {
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Vertical line decoration */
.contact::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(to bottom, var(--accent-primary), var(--accent-secondary), transparent);
    transform: translateX(-50%);
    transition: height 1.5s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 20px var(--accent-primary);
    z-index: 0;
}

.contact.animate::before {
    height: 110px;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

/* Contact Form */
.contact-form {
    max-width: 500px;
    margin: 0 auto 2rem;
    text-align: left;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 1rem;
    font-family: var(--font-secondary);
    font-size: 1rem;
    color: var(--text-primary);
    background-color: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(158, 136, 87, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .btn {
    width: 100%;
    margin-top: 0.5rem;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.contact-item {
    text-align: center;
}

.contact-label {
    display: block;
    font-size: 0.8rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.contact-value {
    color: var(--text-primary);
    font-size: 1rem;
    transition: color var(--transition-fast);
}

a.contact-value:hover {
    color: var(--accent-primary);
}

/* Footer */
.footer {
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.footer-logo {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
}

.social-links {
    display: flex;
    gap: 1.5rem;
}

.social-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-medium);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.social-link:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(158, 136, 87, 0.2);
}

.footer-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes glow {
    0%, 100% {
        filter: drop-shadow(0 0 5px rgba(158, 136, 87, 0.3));
    }
    50% {
        filter: drop-shadow(0 0 20px rgba(158, 136, 87, 0.5));
    }
}

@keyframes scrollBounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Scroll Reveal Classes - Converging Animations */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Converge from left */
.reveal-left {
    opacity: 0;
    transform: translateX(-80px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

/* Converge from right */
.reveal-right {
    opacity: 0;
    transform: translateX(80px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* Converge from bottom with scale */
.reveal-scale {
    opacity: 0;
    transform: translateY(40px) scale(0.95);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Fade in with blur */
.reveal-blur {
    opacity: 0;
    filter: blur(10px);
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-blur.active {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0);
}

/* Staggered children animation */
.stagger-children > * {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-children.active > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.active > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.active > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children.active > *:nth-child(4) { transition-delay: 0.4s; }
.stagger-children.active > *:nth-child(5) { transition-delay: 0.5s; }

.stagger-children.active > * {
    opacity: 1;
    transform: translateY(0);
}

/* Line draw animation */
.line-draw {
    transform-origin: top;
    transform: scaleY(0);
    transition: transform 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.line-draw.active {
    transform: scaleY(1);
}

.line-draw-horizontal {
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.line-draw-horizontal.active {
    transform: scaleX(1);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-image {
        position: static;
        max-width: 350px;
        margin: 0 auto;
    }

    .hero-stats {
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background-color: var(--bg-secondary);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right var(--transition-medium);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .hero {
        padding: 6rem 1.5rem 3rem;
    }

    .hero-title {
        flex-direction: column;
        gap: 0.5rem;
    }

    .typewriter-container {
        min-width: 200px;
        justify-content: center;
        height: 2.5rem;
    }

    .typewriter-text {
        font-size: 1.5rem;
    }

    .typewriter-cursor {
        height: 1.8rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    section {
        padding: 5rem 0;
    }

    .container {
        padding: 0 1.5rem;
    }

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


    .contact-info {
        flex-direction: column;
        gap: 2rem;
    }

    /* Skills tree responsive */
    .skills::before {
        left: 1rem;
        width: 3px;
    }

    /* Section titles responsive */
    .section-title {
        font-size: 1.5rem;
        padding: 0.3rem 1rem;
    }
}

@media (max-width: 480px) {
    .name-first {
        font-size: 2.5rem;
    }

    .name-last {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

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

    .timeline-content {
        padding: 1.5rem;
    }
}