/* ==========================================================================
   Apple.com-Inspired Design System & Variables
   ========================================================================== */
:root {
    /* Pure Apple Palette (Dark Mode Default) */
    --bg-base: #000000;
    --bg-outer: #09090a;
    --bg-surface: #161617;
    --bg-surface-hover: #1d1d1f;
    --border-color: #333336;
    --border-color-hover: #424245;
    
    --primary: #0071e3;        /* Classic Apple Blue */
    --primary-hover: #147ce5;
    --primary-glow: rgba(0, 113, 227, 0.3);
    
    --secondary: #86868b;      /* Apple Muted Gray */
    --accent: #f5f5f7;         /* Apple Off-White */
    
    --text-primary: #f5f5f7;
    --text-secondary: #86868b;
    --text-muted: #6e6e73;
    
    /* Typography matching SF Pro characteristics */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.25, 1, 0.5, 1);
    --transition-smooth: 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    
    /* Spacing & Borders */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-full: 9999px;
    
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.7);
}

/* Light Theme overrides (Clean Apple Light Theme) */
.light-theme {
    --bg-base: #f5f5f7;
    --bg-outer: #e5e5ea;
    --bg-surface: #ffffff;
    --bg-surface-hover: #f5f5f7;
    --border-color: #d2d2d7;
    --border-color-hover: #86868b;
    
    --primary: #0066cc;
    --primary-hover: #0077ed;
    --secondary: #86868b;
    --accent: #1d1d1f;
    
    --text-primary: #1d1d1f;
    --text-secondary: #515154;
    --text-muted: #86868b;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    background-color: var(--bg-outer);
    transition: background-color var(--transition-smooth);
}

body {
    background-color: var(--bg-outer);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.47059;
    font-weight: 400;
    letter-spacing: -0.022em;
    overflow-x: hidden;
    position: relative;
    transition: background-color var(--transition-smooth), color var(--transition-smooth);
    padding: 40px 20px;
    min-height: 100vh;
}

/* Overall floating App Container card styling */
.app-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    box-shadow: 0 30px 90px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    position: relative;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}
.light-theme .app-container {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

/* Apple-style Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-base);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--border-color-hover);
}

/* ==========================================================================
   Interactive Background Layouts (Hidden for Apple Minimalism)
   ========================================================================== */
.bg-grid, .glow-orb, .custom-cursor, .custom-cursor-glow {
    display: none !important;
}

/* ==========================================================================
   Typography & Universal Components
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 600;
    letter-spacing: -0.003em;
    transition: color var(--transition-smooth);
}

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

p {
    color: var(--text-secondary);
    transition: color var(--transition-smooth);
}

/* Smooth metal silver gradient instead of neon */
.gradient-text {
    background: linear-gradient(180deg, #ffffff 0%, #86868b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}
.light-theme .gradient-text {
    background: linear-gradient(180deg, #1d1d1f 0%, #6e6e73 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Reusable Section Headers */
.section-container {
    max-width: 1024px; /* Apple standard grid width */
    margin: 0 auto;
    padding: 0 22px;
}

.section-header {
    margin-bottom: 50px;
    text-align: center;
}

.sub-heading {
    display: block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--secondary);
    text-transform: uppercase;
    margin-bottom: 8px;
    transition: color var(--transition-smooth);
}

.section-title {
    font-size: 40px;
    font-weight: 600;
    letter-spacing: -0.009em;
    line-height: 1.1;
    margin-bottom: 12px;
}

/* Remove decorative divider bar for Apple-like clean design */
.title-bar {
    display: none;
}

/* Apple-style Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 14px;
    line-height: 1.42859;
    letter-spacing: -0.016em;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--primary);
    color: #ffffff;
}
.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary);
    border: none;
    padding: 8px 0;
    font-size: 16px;
}
.btn-secondary:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

.icon-right {
    margin-left: 5px;
    font-size: 11px;
}

/* ==========================================================================
   Navigation Bar (Apple Style Thin Bar)
   ========================================================================== */
.navbar {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: rgba(0, 0, 0, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    padding: 0;
    height: 48px;
    display: flex;
    align-items: center;
    border-top-left-radius: 23px;
    border-top-right-radius: 23px;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.light-theme .navbar {
    background-color: rgba(245, 245, 247, 0.8);
    border-bottom: 1px solid rgba(0, 0, 0, 0.16);
}

/* Keep padding standard for apple-style nav transitions */
.navbar.scrolled {
    background-color: rgba(0, 0, 0, 0.85);
}
.light-theme .navbar.scrolled {
    background-color: rgba(245, 245, 247, 0.85);
}

.nav-container {
    max-width: 1024px;
    width: 100%;
    margin: 0 auto;
    padding: 0 22px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.nav-right-group {
    display: flex;
    align-items: center;
    gap: 16px;
    height: 100%;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    opacity: 0.9;
    letter-spacing: -0.01em;
}

.logo-accent {
    color: var(--text-primary);
    font-weight: 500;
    opacity: 0.5;
}

.nav-menu {
    height: 100%;
}

.nav-menu ul {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 24px;
    height: 100%;
}

.nav-link {
    font-size: 12px;
    font-weight: 400;
    color: var(--text-primary);
    opacity: 0.8;
    letter-spacing: -0.01em;
    padding: 0;
    transition: opacity var(--transition-fast), color var(--transition-smooth);
}

.nav-link:hover, .nav-link.active {
    opacity: 1;
    color: var(--text-primary);
}

/* CTA button inside thin navbar */
.btn-cta {
    background-color: var(--primary) !important;
    color: #ffffff !important;
    border-radius: var(--radius-full) !important;
    padding: 4px 10px !important;
    font-size: 11px !important;
    font-weight: 400 !important;
    opacity: 1 !important;
}
.btn-cta:hover {
    background-color: var(--primary-hover) !important;
}

/* Theme switch button */
.theme-toggle-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity var(--transition-fast), transform var(--transition-fast), color var(--transition-smooth);
    opacity: 0.8;
    margin-right: 12px;
}
.theme-toggle-btn:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* Hamburger style for Apple nav */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 18px;
    height: 48px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle .bar {
    width: 18px;
    height: 1px;
    background-color: var(--text-primary);
    transition: transform var(--transition-fast), opacity var(--transition-fast), background-color var(--transition-smooth);
}

.mobile-menu-toggle.active .bar:nth-child(1) {
    transform: translateY(2.5px) rotate(45deg);
}
.mobile-menu-toggle.active .bar:nth-child(2) {
    opacity: 0;
}
.mobile-menu-toggle.active .bar:nth-child(3) {
    transform: translateY(-2.5px) rotate(-45deg);
}

/* ==========================================================================
   Hero Section (Apple-like Editorial Intro)
   ========================================================================= */
.hero-section {
    padding: 120px 0 60px 0;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background-color: var(--bg-base);
    transition: background-color var(--transition-smooth);
}

.hero-grid {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 30px;
    width: 100%;
}

.hero-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-tagline {
    font-size: 14px;
    font-weight: 500;
    color: var(--secondary);
    background: none;
    border: none;
    padding: 0;
    margin-bottom: 0;
    transition: color var(--transition-smooth);
}

.hero-title {
    font-size: 56px;
    line-height: 1.07143;
    font-weight: 600;
    letter-spacing: -0.015em;
    color: var(--text-primary);
    margin-bottom: 0;
    transition: color var(--transition-smooth);
}

.typewriter {
    display: inline-block;
    min-height: 1em;
    vertical-align: bottom;
}

.typewriter::after {
    content: '';
    display: inline-block;
    width: 2px;
    height: 0.9em;
    background-color: var(--primary);
    vertical-align: middle;
    margin-left: 2px;
    animation: blink 0.8s infinite;
}

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

.hero-description {
    font-size: 21px;
    line-height: 1.38105;
    font-weight: 400;
    letter-spacing: .011em;
    color: var(--text-secondary);
    max-width: 650px;
    margin: 0 auto;
    transition: color var(--transition-smooth);
}

.hero-actions {
    display: flex;
    gap: 30px;
    justify-content: center;
    margin-bottom: 40px;
}

.hero-actions .btn-primary {
    font-size: 16px;
    padding: 10px 22px;
}

.hero-tech-stack {
    border-top: 1px solid var(--border-color);
    padding-top: 40px;
    width: 100%;
    max-width: 600px;
    transition: border-color var(--transition-smooth);
}

.tech-title {
    font-size: 11px;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    margin-bottom: 16px;
    transition: color var(--transition-smooth);
}

.tech-icons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}

.tech-tag {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 12px;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth), color var(--transition-smooth);
}

.tech-tag:hover {
    border-color: var(--border-color-hover);
    color: var(--text-primary);
}

/* Avatar Image (Apple style Minimal Circular Mask) */
.hero-visual {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.avatar-card-wrapper {
    width: 180px;
    height: 180px;
    position: relative;
}

.avatar-card {
    border-radius: var(--radius-full);
    border: 3px solid var(--border-color);
    background-color: var(--bg-surface);
    overflow: hidden;
    height: 100%;
    width: 100%;
    transition: border-color var(--transition-smooth), background-color var(--transition-smooth);
}

.avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ==========================================================================
   About Me Section (Clean Grid)
   ========================================================================== */
.about-section {
    padding: 100px 0;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-base);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text-content h3 {
    font-size: 32px;
    line-height: 1.125;
    font-weight: 600;
    letter-spacing: -0.008em;
    margin-bottom: 20px;
}

.about-text-content p {
    font-size: 16px;
    line-height: 1.47059;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.stats-counter-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.stat-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px 15px;
    text-align: center;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.stat-card:hover {
    border-color: var(--border-color-hover);
}

.stat-number {
    font-size: 32px;
    font-weight: 600;
    color: var(--text-primary);
    transition: color var(--transition-smooth);
}

.stat-plus {
    font-size: 20px;
    color: var(--primary);
    transition: color var(--transition-smooth);
}

.stat-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
    transition: color var(--transition-smooth);
}

.about-cards-wrapper {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.philosophy-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 30px;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.philosophy-card:hover {
    border-color: var(--border-color-hover);
}

.card-icon {
    font-size: 24px;
    color: var(--primary);
    margin-bottom: 12px;
    transition: color var(--transition-smooth);
}

.philosophy-card h4 {
    font-size: 18px;
    margin-bottom: 8px;
}

.philosophy-card p {
    font-size: 14px;
    line-height: 1.42859;
}

/* ==========================================================================
   Skills Section (Apple Grid)
   ========================================================================== */
.skills-section {
    padding: 100px 0;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-base);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.skills-wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.skills-category-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.category-title {
    font-size: 20px;
    margin-bottom: 24px;
    font-weight: 600;
}

.category-title i {
    color: var(--primary);
    transition: color var(--transition-smooth);
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skill-info {
    font-size: 14px;
    color: var(--text-primary);
    transition: color var(--transition-smooth);
}

.skill-progress-bar {
    height: 4px;
    background-color: var(--border-color);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-smooth);
}

.skill-progress {
    background: var(--primary);
}

.tools-showcase {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.tools-title {
    font-size: 14px;
    margin-bottom: 24px;
}

.tools-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}

.tool-chip {
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    font-size: 13px;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth), color var(--transition-smooth);
}

.tool-chip:hover {
    border-color: var(--border-color-hover);
}

/* ==========================================================================
   Experience Section (Clean Minimal timeline)
   ========================================================================== */
.experience-section {
    padding: 100px 0;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-base);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
    padding-left: 32px;
}

.timeline::after {
    content: '';
    position: absolute;
    left: 7px;
    top: 5px;
    bottom: 5px;
    width: 1px;
    background-color: var(--border-color);
    transition: background-color var(--transition-smooth);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}
.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -32px;
    top: 6px;
    width: 15px;
    height: 15px;
    border-radius: var(--radius-full);
    border: 2px solid var(--primary);
    background-color: var(--bg-base);
    z-index: 2;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth), transform var(--transition-fast);
}

.timeline-item:hover .timeline-dot {
    transform: scale(1.2);
    border-color: var(--primary-hover);
}

.timeline-date {
    font-size: 12px;
    color: var(--secondary);
    font-weight: 600;
    margin-bottom: 8px;
    display: inline-block;
    transition: color var(--transition-smooth);
}

.timeline-content {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 30px;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.timeline-content:hover {
    border-color: var(--border-color-hover);
}

.role-title {
    font-size: 18px;
}

.company-name {
    font-size: 14px;
    margin-bottom: 12px;
}

.timeline-text {
    font-size: 14px;
    line-height: 1.47059;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.tag {
    font-size: 11px;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth), color var(--transition-smooth);
}

/* ==========================================================================
   Projects Section (Clean Apple Grid Showcase)
   ========================================================================== */
.projects-section {
    padding: 100px 0;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-base);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.project-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.project-card:hover {
    border-color: var(--border-color-hover);
}

.project-img-container {
    border-bottom: 1px solid var(--border-color);
    transition: border-color var(--transition-smooth);
}

.project-placeholder-visual {
    background-color: var(--bg-base) !important;
    transition: background-color var(--transition-smooth);
}

.visual-icon {
    font-size: 40px;
    color: var(--secondary);
    transition: color var(--transition-smooth);
}

.project-card:hover .visual-icon {
    color: var(--primary);
}

.project-details {
    padding: 30px;
}

.project-meta {
    font-size: 11px;
    margin-bottom: 8px;
    transition: color var(--transition-smooth);
}

.project-cat {
    color: var(--secondary);
}

.project-name {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}

.project-desc {
    font-size: 14px;
    line-height: 1.42859;
    margin-bottom: 20px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
    margin-bottom: 16px;
}

.project-tags span {
    font-size: 11px;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth), color var(--transition-smooth);
}

.project-links {
    display: flex;
    gap: 20px;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
    transition: border-color var(--transition-smooth);
}

.project-link {
    font-size: 14px;
    color: var(--primary);
    transition: color var(--transition-fast);
}

.project-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* ==========================================================================
   Contact Section (Apple Forms)
   ========================================================================== */
.contact-section {
    padding: 100px 0;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-base);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info-panel h3 {
    font-size: 32px;
    line-height: 1.125;
    margin-bottom: 20px;
}

.contact-info-panel p {
    font-size: 16px;
    line-height: 1.47059;
    margin-bottom: 40px;
}

.contact-details-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 40px;
    margin-top: 30px;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.icon-box {
    width: 48px;
    height: 48px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 18px;
    flex-shrink: 0;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth), color var(--transition-smooth);
}

.detail-label {
    display: block;
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: color var(--transition-smooth);
}

.detail-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    transition: color var(--transition-smooth);
}
.detail-value:hover {
    color: var(--primary-hover);
}

.contact-socials {
    display: flex;
    gap: 10px;
}

.social-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--text-secondary);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth), color var(--transition-smooth), transform var(--transition-fast);
}

.social-icon:hover {
    border-color: var(--border-color-hover);
    color: var(--text-primary);
    transform: scale(1.05);
}

/* Form Styles */
.contact-form-wrapper {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color var(--transition-smooth);
}

.input-wrapper {
    position: relative;
    width: 100%;
}

.input-wrapper input, .input-wrapper textarea {
    width: 100%;
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px 16px 12px 40px;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--text-primary);
    outline: none;
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth), color var(--transition-smooth);
}

.input-wrapper input:focus, .input-wrapper textarea:focus {
    border-color: var(--primary);
    box-shadow: none;
}

.field-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
    pointer-events: none;
    transition: color var(--transition-fast);
}

.textarea-icon {
    top: 16px;
    transform: none;
}

.input-wrapper input:focus + .field-icon, .input-wrapper textarea:focus + .field-icon {
    color: var(--primary);
}

.btn-submit {
    background-color: var(--primary);
    width: 100%;
    margin-top: 10px;
}
.btn-submit:hover {
    background-color: var(--primary-hover);
}

/* ==========================================================================
   Footer Section
   ========================================================================== */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 40px 0;
    background-color: var(--bg-base);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.copyright, .built-with {
    font-size: 12px;
}

/* Bidding Modal Overlay */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-smooth);
}

.modal.active {
    opacity: 1;
    pointer-events: auto;
}

/* Modal Content Card */
.modal-content {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    width: 90%;
    max-width: 480px;
    position: relative;
    box-shadow: var(--shadow-lg);
    transform: scale(0.95);
    transition: transform var(--transition-smooth), background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.light-theme .modal-content {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
    line-height: 1;
    padding: 4px;
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--text-primary);
}

.history-table th, .history-table td {
    padding: 10px 6px;
    border-bottom: 1px solid var(--border-color);
}

/* ==========================================================================
   Filter Bar & Products Grid (All Tenders Page)
   ========================================================================== */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: background-color var(--transition-smooth), border-color var(--transition-smooth);
}

.filter-search-wrapper {
    position: relative;
    flex: 1;
    min-width: 220px;
}

.filter-search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
    pointer-events: none;
}

.filter-search-input {
    width: 100%;
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 10px 16px 10px 38px;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition-fast);
}

.filter-search-input:focus {
    border-color: var(--primary);
}

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

.filter-chip {
    padding: 6px 16px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background-color: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-family: var(--font-body);
    transition: all var(--transition-fast);
}

.filter-chip:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-chip.active {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.filter-sort-select {
    background-color: var(--bg-base);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 8px 14px;
    font-family: var(--font-body);
    font-size: 13px;
    color: var(--text-primary);
    outline: none;
    cursor: pointer;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.view-all-wrapper {
    text-align: center;
    margin-top: 40px;
}

.view-all-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    padding: 12px 28px;
    border: 1px solid var(--primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.view-all-link:hover {
    background-color: var(--primary);
    color: #fff;
}

/* ==========================================================================
   Responsive Adjustments
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 48px;
    }
}

@media (max-width: 900px) {
    .hero-title {
        font-size: 40px;
    }
    
    .hero-description {
        font-size: 18px;
    }
    
    .about-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    body {
        padding: 0;
    }
    
    .app-container {
        border-radius: 0;
        border: none;
        margin: 0;
        box-shadow: none;
    }
    
    .navbar {
        border-top-left-radius: 0;
        border-top-right-radius: 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 48px; /* Clean overlay right under navbar */
        right: -100%;
        width: 100%;
        max-width: 100%;
        height: calc(100vh - 48px);
        background-color: var(--bg-base);
        border-left: none;
        box-shadow: none;
        z-index: 100;
        transition: right var(--transition-smooth), background-color var(--transition-smooth);
        padding: 40px 22px;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu ul {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
    
    .nav-link {
        font-size: 24px;
        font-weight: 500;
    }
    
    .btn-cta {
        width: auto;
        padding: 8px 16px !important;
        font-size: 14px !important;
    }
}

@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 680px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }
    .filter-chips {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 4px;
    }
}