/* Autonomous Portfolio - Styles */

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

:root {
    --color-bg: #0a0a0a;
    --color-surface: #121212;
    --color-text: #e6e6e6;
    --color-text-muted: #a3a3a3;
    --color-primary: #ff6b35;
    --color-primary-dark: #e55a2b;
    --color-border: #2a2a2a;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --container-width: 1200px;
    --transition: all 0.3s ease;
}

[data-theme="light"] {
    --color-bg: #ffffff;
    --color-surface: #f8f9fa;
    --color-text: #1a1a1a;
    --color-text-muted: #6c757d;
    --color-primary: #ff6b35;
    --color-primary-dark: #e55a2b;
    --color-border: #dee2e6;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Navigation */
.header {
    position: sticky;
    top: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
}

.nav {
    height: 70px;
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    color: var(--color-text);
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 6px;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    background: rgba(255, 107, 53, 0.1);
    text-decoration: none;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    top: 7px;
}

/* Theme Toggle Button */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    cursor: pointer;
    color: var(--color-text);
    transition: var(--transition);
    margin-right: 12px;
}

.theme-toggle:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
}

.theme-toggle .sun-icon {
    display: block;
}

.theme-toggle .moon-icon {
    display: none;
}

[data-theme="light"] .theme-toggle .sun-icon {
    display: none;
}

[data-theme="light"] .theme-toggle .moon-icon {
    display: block;
}

.nav-actions {
    display: flex;
    align-items: center;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
        z-index: 1001;
    }

    .nav-container {
        flex-wrap: wrap;
    }

    .nav-actions {
        order: 2;
        width: 100%;
        justify-content: flex-end;
        margin-top: 10px;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 250px;
        height: 100vh;
        background: var(--color-surface);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 40px;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px rgba(0,0,0,0.5);
        z-index: 1002;
    }

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

/* Section Styles */
section {
    padding: 100px 0;
}

.page-hero {
    background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg) 100%);
    text-align: center;
    padding: 120px 0;
}

.page-hero h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    color: var(--color-primary);
}

.page-hero p {
    font-size: 1.2rem;
    color: var(--color-text-muted);
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 100px 20px;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-title span {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--color-text-muted);
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button {
    display: inline-block;
    padding: 16px 32px;
    background: var(--color-primary);
    color: white;
    font-weight: 600;
    border-radius: 8px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.cta-button:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    color: white;
    text-decoration: none;
}

.hero-image {
    position: relative;
}

.image-placeholder {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.image-placeholder img {
    width: 100%;
    height: auto;
    transition: transform 0.3s ease;
}

/* Project Cards Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.project-card {
    background: var(--color-surface);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.2);
}

.project-image {
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-content {
    padding: 24px;
}

.project-title {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.project-description {
    color: var(--color-text-muted);
    margin-bottom: 16px;
    font-size: 0.95rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tech-tag {
    background: rgba(255, 107, 53, 0.1);
    color: var(--color-primary);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.project-link {
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 40px;
}

.contact-info h3 {
    color: var(--color-primary);
    margin-bottom: 20px;
    font-size: 1.6rem;
}

.contact-details {
    margin-top: 30px;
}

.contact-details p {
    margin-bottom: 12px;
}

.contact-form {
    background: var(--color-surface);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--color-border);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
}

.submit-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 40px 0;
    margin-top: 60px;
    text-align: center;
}

.footer p {
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.footer-links a {
    color: var(--color-text);
}

/* Animation Classes */
.hero,
.about-card,
.project-card,
.contact-info-block,
.contact-form-block {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.hero.visible,
.about-card.visible,
.project-card.visible,
.contact-info-block.visible,
.contact-form-block.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Utilities */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 40px;
    color: var(--color-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .about-grid,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .page-hero h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }
}

/* Privacy & Performance */
/* We use minimal tracking. Only Page Analytics via GoatCounter if added */

/* Blog Section */
.blog{background:var(--color-surface)}
.blog-post{background:var(--color-bg);border:1px solid var(--color-border);border-radius:12px;padding:40px;max-width:900px;margin:0 auto;transition:var(--transition)}
.blog-post:hover{border-color:var(--color-primary);box-shadow:0 10px 30px rgba(255,107,53,.15)}
.blog-post-header{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-bottom:20px}
.blog-date{font-size:.85rem;color:var(--color-text-muted);font-weight:500}
.blog-tags{display:flex;gap:8px;flex-wrap:wrap}
.blog-tag{background:rgba(255,107,53,.1);color:var(--color-primary);padding:3px 10px;border-radius:12px;font-size:.75rem;font-weight:500}
.blog-title{font-size:2rem;margin-bottom:24px;line-height:1.3;color:var(--color-text)}
.blog-excerpt h4{font-size:1.3rem;margin:32px 0 16px}
.blog-excerpt ul,.blog-excerpt ol{margin:16px 0;padding-left:24px}
.blog-excerpt li{margin-bottom:8px;line-height:1.7}
.blog-excerpt p{margin-bottom:16px;line-height:1.8}
.blog-quote{border-left:4px solid var(--color-primary);padding:16px 24px;margin:24px 0;background:rgba(255,107,53,.05);border-radius:0 8px 8px 0;font-style:italic;color:var(--color-text-muted)}
.blog-quote-large{font-size:1.3rem;text-align:center;margin:40px 0;padding:24px}
.blog-footer-note{text-align:center;margin-top:32px;padding-top:24px;border-top:1px solid var(--color-border);color:var(--color-text-muted)}
.blog-source-link{display:inline-block;margin-top:24px;padding:10px 20px;background:var(--color-primary);color:#fff;border-radius:8px;font-weight:600}
.blog-source-link:hover{background:var(--color-primary-dark);color:#fff;text-decoration:none;transform:translateY(-2px)}
@media(max-width:768px){.blog-post{padding:24px}.blog-title{font-size:1.5rem}.blog-quote-large{font-size:1.1rem}}