/* Index (Home) page styles */

/* Section Header Layout */
.section-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
    margin-bottom: var(--space-16);
}

.section-header-content {
    text-align: left;
}

.section-header-content .section-title { text-align: left; margin-bottom: var(--space-4); }
.section-header-content .section-subtitle { text-align: left; margin-bottom: 0; max-width: 100%; margin-left: 0; margin-right: 0; }

.section-header-list { list-style: none; padding: 0; margin: var(--space-4) 0 0 0; text-align: left; }
.section-header-list li { color: var(--gray-300); font-size: var(--font-size-base); margin-bottom: var(--space-2); padding-left: var(--space-4); position: relative; line-height: var(--line-height-relaxed); }
.section-header-list li:before { content: '•'; position: absolute; left: 0; color: var(--primary-500); font-weight: bold; }

.section-header-description { color: var(--gray-300); font-size: var(--font-size-base); line-height: var(--line-height-relaxed); margin: var(--space-4) 0 0 0; text-align: left; max-width: 100%; }

.section-header-image { display: flex; justify-content: center; align-items: center; }
.section-header.image-left .section-header-content { order: 2; }
.section-header.image-left .section-header-image { order: 1; }
.section-header.image-right .section-header-content { order: 1; }
.section-header.image-right .section-header-image { order: 2; }

.section-body { margin-top: var(--space-8); }

/* Section Image Containers */
.section-image-container { display: flex; justify-content: center; align-items: center; margin-bottom: var(--space-12); animation: fadeInUp 0.8s ease-out both; }
.services-image, .portfolio-image, .contact-image { max-width: 520px; width: 100%; height: auto; border-radius: var(--radius-2xl); box-shadow: var(--shadow-xl); transition: transform var(--transition-normal) ease; }
.services-image:hover, .portfolio-image:hover, .contact-image:hover { transform: scale(1.02); }

/* Hero Section (Home) */
.hero { background: linear-gradient(135deg, var(--black) 0%, var(--gray-800) 100%); color: var(--white); position: relative; min-height: 70vh; padding: calc(var(--nav-height) + var(--space-8)) 0 var(--space-24); display: flex; align-items: center; box-sizing: border-box; margin-top: 0; }
.hero-grid { display: flex; flex-direction: row; gap: var(--space-12); align-items: center; }
.hero-content { text-align: left; }
.hero-title { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-6); }
.hero-greeting { font-size: var(--font-size-lg); font-weight: var(--font-weight-normal); color: var(--primary); text-transform: uppercase; letter-spacing: 0.1em; }
.hero-name { font-size: var(--font-size-6xl); font-weight: var(--font-weight-bold); color: var(--white); line-height: 1.1; }
.hero-role { font-size: var(--font-size-xl); font-weight: var(--font-weight-medium); color: var(--gray-300); }
.hero-description { font-size: var(--font-size-lg); color: var(--gray-300); line-height: var(--line-height-relaxed); margin-bottom: var(--space-8); max-width: 600px; }
.hero-cta { display: flex; gap: var(--space-4); align-items: center; }
.hero-image { display: flex; justify-content: center; align-items: center; }
.hero-img { max-width: 520px; height: auto; border-radius: var(--radius-2xl); box-shadow: var(--shadow-xl); }

/* Services Section */
.services { background: var(--gray-700); height: 100vh; min-height: 100vh; padding: var(--space-16) 0; box-sizing: border-box; }
.services-header-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); margin-top: var(--space-6); }
.service-header-item { background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: var(--radius-lg); padding: var(--space-6); transition: all var(--transition-normal); text-align: center; }
.service-header-item:hover { background: rgba(255, 255, 255, 0.06); border-color: var(--primary); transform: translateY(-4px); box-shadow: 0 10px 30px rgba(255, 203, 116, 0.1); }
.service-header-item .service-icon { width: 60px; height: 60px; margin: 0 auto var(--space-4); background: rgba(255, 203, 116, 0.1); border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; color: var(--primary); transition: all var(--transition-normal); }
.service-header-item:hover .service-icon { background: var(--primary); color: var(--black); transform: scale(1.1); }
.service-header-item .service-icon svg { width: 28px; height: 28px; stroke-width: 2; }
.service-header-item .service-title { font-size: var(--font-size-lg); font-weight: var(--font-weight-semibold); color: var(--white); margin-bottom: var(--space-2); transition: color var(--transition-normal); }
.service-header-item:hover .service-title { color: var(--primary); }
.service-header-item .service-description { font-size: var(--font-size-sm); color: var(--gray-300); line-height: var(--line-height-relaxed); margin: 0; }

/* Portfolio Section */
.portfolio { background: var(--black); height: 100vh; min-height: 100vh; padding: var(--space-16) 0; box-sizing: border-box; }
.portfolio-header-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); margin-top: var(--space-6); width: 100%; }
.portfolio-header-item { background: var(--gray-800); border-radius: var(--radius-lg); padding: var(--space-4); transition: all var(--transition-normal); border: 1px solid var(--gray-700); position: relative; overflow: hidden; }
.portfolio-header-item:hover { transform: translateY(-4px); border-color: var(--primary); box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3); }
.portfolio-header-item .portfolio-image { width: 100%; height: 140px; border-radius: var(--radius-md); overflow: hidden; position: relative; }
.portfolio-header-item .portfolio-image img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-normal); }
.portfolio-header-item:hover .portfolio-image img { transform: scale(1.05); }
.portfolio-header-item .portfolio-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.7); display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity var(--transition-normal); border-radius: var(--radius-md); }
.portfolio-header-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-header-item .portfolio-links { display: flex; gap: var(--space-3); }
.portfolio-header-item .portfolio-link { width: 40px; height: 40px; background: var(--primary); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; color: var(--white); transition: all var(--transition-normal); text-decoration: none; }
.portfolio-header-item .portfolio-link:hover { background: var(--primary-600); transform: scale(1.1); }
.portfolio-header-item .portfolio-content { text-align: left; padding: var(--space-2) 0 0 0; }
.portfolio-header-item .portfolio-title { font-size: var(--font-size-lg); font-weight: var(--font-weight-semibold); color: var(--white); margin-bottom: var(--space-3); transition: color var(--transition-normal); }
.portfolio-header-item:hover .portfolio-title { color: var(--primary); }
.portfolio-header-item .portfolio-tech { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.portfolio-link-wrapper,
.portfolio-link-wrapper:hover,
.portfolio-link-wrapper:focus,
.portfolio-link-wrapper:visited { text-decoration: none; }
.portfolio-image { position: relative; overflow: hidden; }
.portfolio-image img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.portfolio-item:hover .portfolio-image img { transform: scale(1.1); }
.portfolio-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(255, 203, 116, 0.9); display: flex; align-items: center; justify-content: center; opacity: 0; transition: all var(--transition-normal); }
.portfolio-links { display: flex; gap: var(--space-4); }
.portfolio-link { width: 50px; height: 50px; background: var(--black); color: var(--primary); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; text-decoration: none; transition: all var(--transition-fast); }
.portfolio-link:hover { background: var(--white); color: var(--black); transform: scale(1.1); }
.portfolio-content { padding: var(--space-4); }
.portfolio-title { font-size: var(--font-size-xl); font-weight: var(--font-weight-semibold); color: var(--white); margin-bottom: var(--space-3); }
.portfolio-description { color: var(--gray-300); margin-bottom: var(--space-4); line-height: var(--line-height-relaxed); }
.portfolio-tech { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.tech-tag { padding: var(--space-1) var(--space-3); background: var(--primary); color: var(--black); border-radius: var(--radius-full); font-size: var(--font-size-xs); font-weight: var(--font-weight-medium); }

/* Contact Section */
.contact { background: linear-gradient(135deg, var(--gray-700) 0%, var(--black) 100%); color: var(--white); height: 100vh; min-height: 100vh; padding: var(--space-16) 0; box-sizing: border-box; }
.contact .section-title, .contact .section-subtitle { color: var(--white); }
.contact .section-header-content { display: flex; flex-direction: column; gap: var(--space-8); }
.contact .contact-form-container { background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(255, 255, 255, 0.1); border-radius: var(--radius-xl); padding: var(--space-8); backdrop-filter: blur(10px); transition: all var(--transition-normal); max-width: 600px; margin: 0 auto; }
.contact .contact-form-container:hover { border-color: var(--primary); box-shadow: 0 20px 40px rgba(255, 203, 116, 0.1); }
.contact-form { display: flex; flex-direction: column; gap: var(--space-6); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); }
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }
.form-label { font-weight: var(--font-weight-medium); color: var(--white); font-size: var(--font-size-sm); text-transform: uppercase; letter-spacing: 0.05em; }
.form-input { padding: var(--space-4); border: 2px solid var(--gray-600); border-radius: var(--radius-lg); background: rgba(47, 47, 47, 0.5); color: var(--white); font-size: var(--font-size-base); transition: all var(--transition-normal); backdrop-filter: blur(5px); }
.form-input::placeholder { color: var(--gray-400); }
.form-input:focus { outline: none; border-color: var(--primary); background: rgba(47, 47, 47, 0.7); box-shadow: 0 0 0 4px rgba(255, 203, 116, 0.1); transform: translateY(-1px); }
.form-error { color: var(--error); font-size: var(--font-size-sm); opacity: 0; transition: opacity var(--transition-fast); min-height: 1.2em; }
.form-error.show { opacity: 1; }
textarea.form-input { resize: vertical; min-height: 120px; font-family: var(--font-family); }
.form-message { padding: var(--space-4); border-radius: var(--radius-md); margin-top: var(--space-4); font-weight: var(--font-weight-medium); text-align: center; animation: fadeInUp 0.3s ease-out; }
.form-message.success { background: var(--success); color: white; }
.form-message.error { background: var(--error); color: white; }

/* Footer (home) */
.footer { background: var(--black); color: var(--gray-400); text-align: center; padding: var(--space-8) 0; border-top: 1px solid var(--gray-700); }
/* Stack icons above text inside footer only */
.footer .container { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); }
/* Footer social icons (Font Awesome stacked) */
.social-container { display: flex; align-items: center; justify-content: center; gap: var(--space-4); margin-bottom: var(--space-8); }
.social-container .fa-stack { font-size: 1.4rem; transition: transform var(--transition-fast); }
.social-container a { text-decoration: none; display: inline-block; }
.social-container .fa-circle { color: var(--primary); transition: filter var(--transition-fast); }
.social-container .fab { color: var(--black); }
.social-container .fa-stack:hover { transform: translateY(-2px); }
.social-container .fa-stack:hover .fa-circle { filter: brightness(0.9); }

/* Fine-tune spacing on mobile */
@media (max-width: 768px) {
  .footer .container { gap: var(--space-3); }
}

/* Responsive Design (Home) */
@media (max-width: 1024px) {
    .portfolio-header-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
    .portfolio-header-item { padding: var(--space-3); }
    .portfolio-header-item .portfolio-image { height: 80px; }
    .hero-name { font-size: var(--font-size-5xl); }
    .contact .section-header-content { gap: var(--space-6); }
    .contact .contact-form-container { padding: var(--space-6); max-width: 100%; }
    .form-row { grid-template-columns: 1fr; gap: var(--space-6); }
    /* Make sections adapt height like hero on tablet */
    .section { height: auto; min-height: auto; padding: var(--space-12) 0; }
    .services, .portfolio, .contact { height: auto; min-height: auto; padding: var(--space-12) 0; }
}

@media (max-width: 1024px) {
    .container { padding: 0 var(--space-6); }
    /* Tighter vertical rhythm on tablet */
    .hero { height: auto; min-height: auto; padding-top: calc(var(--nav-height) + var(--space-22)); padding-bottom: var(--space-10); }
    .hero{margin-top: 80px;}
    .hero-grid { flex-direction: column; gap: var(--space-8); text-align: center; }
    .hero-image { order: 2; }
    .hero-content { text-align: center; max-width: 800px; margin: 0 auto; order: 1; }
    .hero-cta { justify-content: center; }
    .hero-img { animation: fadeInUp 1s ease-out 0.4s both; }
    .hero-content { animation: fadeInUp 1s ease-out 0.2s both; }
    .hero-title { font-size: var(--font-size-5xl); }
    /* Ensure responsive image sizing and centering on tablet */
    .hero-image { width: 100%; justify-content: center; }
    .hero-img { max-width: 440px; width: 100%; }
    .section-header { grid-template-columns: 1fr; gap: var(--space-8); text-align: center; }
    /* Stack text above image for all sections on tablet and smaller */
    .section-header-content { text-align: center; order: 1; }
    .section-header-image { order: 2; margin-bottom: var(--space-6); }
    .section-header.image-left .section-header-content,
    .section-header.image-right .section-header-content { order: 1; }
    .section-header.image-left .section-header-image,
    .section-header.image-right .section-header-image { order: 2; }
    /* Match hero image sizing on tablet */
    .services-image, .portfolio-image, .contact-image { max-width: 440px; width: 100%; height: auto; }
    .contact-grid { grid-template-columns: 1fr; gap: var(--space-8); }
    .contact-info { order: 2; }
    .contact-form-container { order: 1; }
    .form-row { grid-template-columns: 1fr; gap: var(--space-6); }
    /* Ensure non-hero sections stop forcing full viewport height on tablet */
    .services, .portfolio, .contact { height: auto; min-height: auto; }
}

@media (max-width: 768px) {
    /* Reduce hero top/bottom spacing on mobile */
    .hero { height: auto; min-height: auto; padding-top: calc(var(--nav-height) + var(--space-4)); padding-bottom: var(--space-8); box-sizing: border-box; }
    .hero-name { font-size: var(--font-size-4xl); }
    .hero-cta { flex-direction: column; align-items: center; }
    .btn { width: 100%; max-width: 300px; }
    /* Slightly smaller hero image on mobile, keep animation */
    .hero-img { max-width: 360px; width: 100%; animation: fadeInUp 0.8s ease-out 0.3s both; }
    /* Match hero image sizing on mobile */
    .services-image, .portfolio-image, .contact-image { max-width: 360px; width: 100%; height: auto; }
    /* Make other sections auto-height on mobile with comfortable spacing */
    .services, .portfolio, .contact { height: auto; min-height: auto; padding: var(--space-10) 0; }
    .services-header-grid { grid-template-columns: 1fr; gap: var(--space-4); }
    .portfolio-header-grid { grid-template-columns: 1fr; gap: var(--space-4); }
    .portfolio-header-item { padding: var(--space-3); }
    .portfolio-header-item .portfolio-image { height: 100px; }
    .portfolio-links { gap: var(--space-3); }
    .portfolio-link { width: 40px; height: 40px; }
    .contact-form { gap: var(--space-4); }
    .form-group { gap: var(--space-2); }
    .form-input { padding: var(--space-3); }
    .back-to-top { bottom: var(--space-4); right: var(--space-4); width: 44px; height: 44px; }
    .hero-content { animation: fadeInUp 0.8s ease-out 0.1s both; }
    .hero-img { animation: fadeInUp 0.8s ease-out 0.3s both; }
    .service-header-item { animation: fadeInUp 0.6s ease-out; }
    .portfolio-header-item { animation: fadeInUp 0.6s ease-out; }
}

@media (max-width: 640px) {
    .container { padding: 0 var(--space-4); }
    .section { padding: var(--space-8) 0; }
    .section-title { font-size: var(--font-size-3xl); }
    .section-subtitle { font-size: var(--font-size-base); margin-bottom: var(--space-8); }
    .hero { height: 100vh; min-height: 100vh; padding-top: calc(var(--nav-height) + var(--space-8)); padding-bottom: var(--space-8); box-sizing: border-box; }
    /* Stop forcing full-viewport heights on small mobile; let sections grow naturally */
    .services, .portfolio, .contact { height: auto; min-height: auto; box-sizing: border-box; }
    .hero-name { font-size: var(--font-size-3xl); }
    .hero-role { font-size: var(--font-size-lg); }
    .hero-description { font-size: var(--font-size-base); }
    .services-header-grid, .portfolio-header-grid { grid-template-columns: 1fr; }
    .portfolio-header-item .portfolio-image { height: 80px; }
    .contact .contact-form-container { padding: var(--space-6); }
    .social-links { justify-content: center; flex-wrap: wrap; }
}