/* ========================================
   NEO-BRUTALIST PORTFOLIO STYLESHEET
   Built with intent, not templates.
   ======================================== */

/* ========================================
   VARIABLES & RESET
   ======================================== */

:root {
    /* Colors */
    --color-bg: #F5F1E8;
    --color-text: #0A0A0A;
    --color-border: #000000;
    --color-orange: #FF6B35;
    --color-blue: #4A90E2;
    --color-yellow: #FFD93D;
    --color-white: #FFFFFF;
    
    /* Typography */
    --font-primary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-base: 18px;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;
    
    /* Border & Shadow */
    --border-width: 4px;
    --border-style: solid var(--color-border);
    --shadow-offset: 6px;
    --shadow: var(--shadow-offset) var(--shadow-offset) 0 var(--color-border);
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Smooth scrolling optimization */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
}

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

/* ========================================
   UTILITIES
   ======================================== */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ========================================
   NAVBAR
   ======================================== */

.navbar {
    position: sticky;
    top: 0;
    background-color: var(--color-bg);
    border-bottom: var(--border-width) var(--border-style);
    z-index: 1000;
    padding: var(--spacing-md) 0;
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.navbar-logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.navbar-links {
    display: flex;
    gap: var(--spacing-lg);
}

.navbar-links a {
    font-weight: 500;
    transition: color 0.2s ease;
    position: relative;
}

.navbar-links a:hover {
    color: var(--color-orange);
}

.navbar-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-orange);
    transition: width 0.3s ease;
}

.navbar-links a:hover::after {
    width: 100%;
}

.btn-email {
    background-color: var(--color-text);
    color: var(--color-bg);
    padding: 8px 14px;
    border: 3px var(--border-style);
    border-radius: 0;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-email:hover {
    transform: translate(-2px, -2px);
    box-shadow: 3px 3px 0 var(--color-border);
}

.btn-email:active {
    transform: translate(1px, 1px);
    box-shadow: none;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 28px;
    height: 3px;
    background-color: var(--color-text);
    transition: all 0.3s ease;
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    padding: var(--spacing-2xl) 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

/* Hero Left Column */
.hero-left {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.label {
    display: inline-block;
    background-color: var(--color-yellow);
    color: var(--color-text);
    padding: var(--spacing-xs) var(--spacing-sm);
    border: var(--border-width) var(--border-style);
    font-weight: 700;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    width: fit-content;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.1;
    margin: var(--spacing-sm) 0;
}

.hero-description {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--color-text);
    opacity: 0.85;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    align-items: center;
}

/* Secondary button with icon */
.btn-secondary {
    background-color: transparent;
    color: var(--color-text);
    border: 3px var(--border-style);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-secondary svg {
    width: 16px;
    height: 16px;
}

.btn-secondary:hover {
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0 var(--color-border);
    background-color: var(--color-bg);
}

.btn-secondary:active {
    transform: translate(2px, 2px);
    box-shadow: none;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.stat-card {
    background-color: var(--color-white);
    border: var(--border-width) var(--border-style);
    padding: var(--spacing-md);
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-orange);
}

.stat-label {
    font-size: 0.8rem;
    font-weight: 400;
    margin-top: var(--spacing-xs);
    opacity: 0.65;
}

.stat-detail {
    font-size: 0.7rem;
    font-weight: 500;
    margin-top: 4px;
    opacity: 0.5;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Hero Right - System Card */
.hero-right {
    position: sticky;
    top: 120px;
}

.system-card {
    background-color: var(--color-white);
    border: var(--border-width) var(--border-style);
    box-shadow: var(--shadow);
    padding: var(--spacing-lg);
}

.system-header {
    margin-bottom: var(--spacing-md);
}

.pills {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.pill {
    background-color: var(--color-text);
    color: var(--color-bg);
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 2px solid var(--color-border);
    font-size: 0.875rem;
    font-weight: 600;
}

.capability-blocks {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.capability-block {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background-color: var(--color-bg);
    border: 3px var(--border-style);
    padding: var(--spacing-sm);
    transition: transform 0.2s ease;
}

.capability-block:hover {
    transform: translateX(4px);
}

.capability-icon {
    font-size: 1.5rem;
}

.capability-text {
    font-weight: 600;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: var(--border-width) var(--border-style);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    text-align: center;
}

.btn-primary {
    background-color: var(--color-orange);
    color: var(--color-text);
}

.btn-primary:hover {
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0 var(--color-border);
}

.btn-primary:active {
    transform: translate(2px, 2px);
    box-shadow: none;
}

/* ========================================
   WORK SECTION
   ======================================== */

.work {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
    border-top: var(--border-width) var(--border-style);
    border-bottom: var(--border-width) var(--border-style);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-xs);
}

.section-subtitle {
    font-size: 1.25rem;
    opacity: 0.7;
    font-weight: 500;
}

.work-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
}

/* Project Cards */
.project-card {
    background-color: var(--color-bg);
    border: var(--border-width) var(--border-style);
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 8px 8px 0 var(--color-border);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.project-type {
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-status {
    background-color: var(--color-yellow);
    padding: 4px var(--spacing-sm);
    border: 2px var(--border-style);
    font-size: 0.75rem;
    font-weight: 700;
}

.project-title {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.project-description {
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
    opacity: 0.85;
}

.project-impact {
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    font-style: italic;
    color: var(--color-orange);
    opacity: 0.95;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.tech-tag {
    background-color: var(--color-white);
    border: 2px var(--border-style);
    padding: 6px var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.project-links {
    display: flex;
    gap: var(--spacing-sm);
}

.project-link {
    font-weight: 700;
    color: var(--color-orange);
    transition: transform 0.2s ease;
    display: inline-block;
}

.project-link:hover {
    transform: translateX(4px);
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.about {
    padding: var(--spacing-2xl) 0;
}

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

.about-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-lg);
    line-height: 1.3;
}

.about-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.about-body p {
    font-size: 1.25rem;
    line-height: 1.8;
    padding-left: var(--spacing-md);
    border-left: var(--border-width) solid var(--color-orange);
}

/* ========================================
   SKILLS SECTION
   ======================================== */

.skills {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
    border-top: var(--border-width) var(--border-style);
    border-bottom: var(--border-width) var(--border-style);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
}

.skills-card {
    background-color: var(--color-bg);
    border: 5px var(--border-style);
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    position: relative;
}

.skills-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: 6px 6px 0 var(--color-border);
}

.skill-label {
    display: inline-block;
    background-color: var(--color-text);
    color: var(--color-bg);
    padding: 4px 12px;
    border: 2px var(--border-style);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

.learning-card {
    background-color: var(--color-yellow);
}

.learning-card .skill-label {
    background-color: var(--color-orange);
    color: var(--color-text);
    border-color: var(--color-text);
}

.skills-heading {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: var(--border-width) var(--border-style);
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.skill-item {
    background-color: var(--color-white);
    border: 3px var(--border-style);
    padding: var(--spacing-sm) var(--spacing-md);
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skill-name {
    font-weight: 700;
}

.skill-detail {
    font-size: 0.875rem;
    opacity: 0.7;
    font-weight: 500;
}

/* ========================================
   EXPERIENCE TIMELINE
   ======================================== */

.experience {
    padding: var(--spacing-2xl) 0;
}

.timeline {
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.timeline-item {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: var(--spacing-lg);
    position: relative;
    padding-bottom: var(--spacing-lg);
    border-bottom: 3px var(--border-style);
}

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

.timeline-date {
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--color-orange);
}

.timeline-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.timeline-description {
    opacity: 0.8;
    line-height: 1.7;
}

/* ========================================
   SERVICES SECTION
   ======================================== */

.services {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-blue);
    border-top: var(--border-width) var(--border-style);
    border-bottom: var(--border-width) var(--border-style);
}

.services .section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background-color: var(--color-white);
    border: var(--border-width) var(--border-style);
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 8px 8px 0 var(--color-border);
}

.service-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-orange);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.service-title {
    font-size: 1.25rem;
    line-height: 1.4;
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact {
    padding: var(--spacing-2xl) 0;
}

.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.contact-text {
    font-size: 1.25rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    opacity: 0.85;
}

.contact-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background-color: var(--color-text);
    color: var(--color-bg);
    padding: var(--spacing-xl) 0;
    border-top: var(--border-width) var(--border-style);
}

.footer-content {
    text-align: center;
}

.footer-text {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    font-size: 0.875rem;
    opacity: 0.7;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 968px) {
    :root {
        --font-size-base: 16px;
        --spacing-xl: 40px;
        --spacing-2xl: 48px;
    }
    
    /* Hero */
    .hero-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-right {
        position: static;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    /* Work */
    .work-grid {
        grid-template-columns: 1fr;
    }
    
    /* Skills */
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    /* Timeline */
    .timeline-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
}

@media (max-width: 768px) {
    /* Navbar */
    .navbar-links {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--color-bg);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        border-top: var(--border-width) var(--border-style);
        transition: left 0.3s ease;
        z-index: 999;
    }
    
    .navbar-links.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    /* Buttons */
    .hero-buttons {
        flex-direction: column;
    }
    
    .contact-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 20px;
        --spacing-xl: 32px;
        --spacing-2xl: 40px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .project-card,
    .skills-card,
    .service-card {
        padding: var(--spacing-md);
    }
}