/*
 * Modern Design System Overrides
 * This file modernizes the existing template with contemporary design patterns
 */

/* ============================================
   MODERN DESIGN SYSTEM - CSS VARIABLES
   ============================================ */
:root {
	/* Modern Color Palette - Blue Theme */
	--primary: #3788e5;
	--primary-dark: #2a6bc7;
	--primary-light: #5ba0f2;
	--secondary: #4a8ce8;
	--accent: #06b6d4;
	
	/* Background Colors */
	--bg-primary: #0f172a;
	--bg-secondary: #1e293b;
	--bg-tertiary: #334155;
	--bg-card: rgba(30, 41, 59, 0.8);
	--bg-glass: rgba(255, 255, 255, 0.05);
	
	/* Text Colors */
	--text-primary: #f1f5f9;
	--text-secondary: #cbd5e1;
	--text-muted: #94a3b8;
	
	/* Spacing */
	--spacing-xs: 0.5rem;
	--spacing-sm: 1rem;
	--spacing-md: 1.5rem;
	--spacing-lg: 2rem;
	--spacing-xl: 3rem;
	
	/* Shadows */
	--shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
	--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
	--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
	--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
	--shadow-glow: 0 0 20px rgba(55, 136, 229, 0.3);
	
	/* Border Radius */
	--radius-sm: 0.5rem;
	--radius-md: 0.75rem;
	--radius-lg: 1rem;
	--radius-xl: 1.5rem;
	--radius-full: 9999px;
	
	/* Transitions */
	--transition-fast: 150ms ease;
	--transition-base: 300ms ease;
	--transition-slow: 500ms ease;
}

/* ============================================
   MODERN TYPOGRAPHY
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

body {
	font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif !important;
	background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%) !important;
	color: var(--text-secondary) !important;
	line-height: 1.7;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
	font-family: 'Space Grotesk', sans-serif !important;
	font-weight: 600;
	color: var(--text-primary) !important;
	letter-spacing: -0.02em;
	line-height: 1.2;
}

.text-primary { 
	color: var(--primary-light) !important; 
	background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
}

/* ============================================
   MODERN NAVIGATION
   ============================================ */
.navbar-default {
	background: var(--bg-glass) !important;
	backdrop-filter: blur(20px);
	-webkit-backdrop-filter: blur(20px);
	border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
	box-shadow: var(--shadow-md) !important;
	padding: var(--spacing-sm) 0 !important;
}

.navbar-default .navbar-nav > li > a {
	color: var(--text-secondary) !important;
	font-weight: 500;
	transition: all var(--transition-base);
	padding: var(--spacing-xs) var(--spacing-md) !important;
	border-radius: var(--radius-md);
	margin: 0 var(--spacing-xs);
}

.navbar-default .navbar-nav > li > a:hover,
.navbar-default .navbar-nav > li > a:focus {
	color: var(--primary-light) !important;
	background: rgba(55, 136, 229, 0.1);
	transform: translateY(-2px);
	text-decoration: none !important;
}

/* ============================================
   MODERN JUMBOTRON/HERO
   ============================================ */
.jumbotron-main {
	background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%) !important;
	position: relative;
	overflow: hidden;
	min-height: 100vh !important;
	height: 100vh !important;
}

.jumbotron-main::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: radial-gradient(circle at 30% 50%, rgba(55, 136, 229, 0.15) 0%, transparent 50%),
	            radial-gradient(circle at 70% 80%, rgba(91, 160, 242, 0.1) 0%, transparent 50%);
	pointer-events: none;
}

.jumbotron-main h1 {
	font-size: clamp(2.5rem, 5vw, 4rem) !important;
	font-weight: 700 !important;
	background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-light) 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	background-clip: text;
	margin-bottom: var(--spacing-md);
}

/* ============================================
   MODERN BUTTONS
   ============================================ */
.btn-default {
	background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%) !important;
	border: none !important;
	color: white !important;
	font-weight: 600 !important;
	padding: var(--spacing-sm) var(--spacing-lg) !important;
	border-radius: var(--radius-md) !important;
	transition: all var(--transition-base) !important;
	box-shadow: var(--shadow-md) !important;
	position: relative;
	overflow: hidden;
}

.btn-default::before {
	content: '';
	position: absolute;
	top: 0;
	left: -100%;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
	transition: left var(--transition-slow);
}

.btn-default:hover {
	transform: translateY(-2px) !important;
	box-shadow: var(--shadow-lg), var(--shadow-glow) !important;
	background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%) !important;
	color: white !important;
	text-decoration: none !important;
}

.btn-default:hover::before {
	left: 100%;
}

.btn-default:active {
	transform: translateY(0) !important;
}

.btn-default:focus {
	outline: 3px solid var(--primary);
	outline-offset: 2px;
}

/* ============================================
   MODERN PROGRESS BARS
   ============================================ */
.progress { 
	height: 28px !important; 
	background: var(--bg-tertiary) !important;
	border-radius: var(--radius-full) !important;
	overflow: hidden;
	box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2) !important;
	position: relative;
}

.progress-bar { 
	background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%) !important;
	border-radius: var(--radius-full) !important;
	transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1) !important;
	position: relative;
	overflow: hidden;
}

.progress-bar::after {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	bottom: 0;
	right: 0;
	background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
	animation: shimmer 2s infinite;
}

@keyframes shimmer {
	0% { transform: translateX(-100%); }
	100% { transform: translateX(100%); }
}

/* ============================================
   MODERN TIMELINE
   ============================================ */
.timeline-panel {
	background: var(--bg-card) !important;
	backdrop-filter: blur(10px);
	border: 1px solid rgba(255, 255, 255, 0.1) !important;
	border-radius: var(--radius-lg) !important;
	padding: var(--spacing-lg) !important;
	transition: all var(--transition-base) !important;
	box-shadow: var(--shadow-md) !important;
}

.timeline-panel:hover {
	transform: translateY(-8px) !important;
	box-shadow: var(--shadow-xl), var(--shadow-glow) !important;
	border-color: rgba(55, 136, 229, 0.3) !important;
	background: rgba(30, 41, 59, 0.95) !important;
}

.timeline-image {
	transition: all var(--transition-base) !important;
	border: 3px solid rgba(255, 255, 255, 0.1) !important;
	box-shadow: var(--shadow-lg) !important;
	cursor: pointer !important;
}

.timeline-image:hover {
	transform: scale(1.15) rotate(5deg) !important;
	border-color: var(--primary) !important;
	box-shadow: var(--shadow-xl), var(--shadow-glow) !important;
}

.timeline-heading h4 {
	color: var(--text-primary) !important;
	font-weight: 600 !important;
}

.timeline-heading h5 {
	color: var(--primary-light) !important;
	font-weight: 500 !important;
}

/* ============================================
   MODERN CARDS & SECTIONS
   ============================================ */
.background1 {
	background: var(--bg-secondary) !important;
}

.background2 {
	background: var(--bg-primary) !important;
}

.services-box {
	background: var(--bg-card) !important;
	border: 1px solid rgba(255, 255, 255, 0.1) !important;
	border-radius: var(--radius-lg) !important;
	padding: var(--spacing-lg) !important;
	transition: all var(--transition-base) !important;
	backdrop-filter: blur(10px);
}

.services-box:hover {
	transform: translateY(-5px) !important;
	box-shadow: var(--shadow-xl) !important;
	border-color: var(--primary) !important;
}

.profile-box {
	background: var(--bg-card) !important;
	border: 1px solid rgba(255, 255, 255, 0.1) !important;
	border-radius: var(--radius-lg) !important;
	padding: var(--spacing-lg) !important;
	backdrop-filter: blur(10px);
}

/* ============================================
   MODERN MODALS
   ============================================ */
.modal-content {
	background: var(--bg-secondary) !important;
	border: 1px solid rgba(255, 255, 255, 0.1) !important;
	border-radius: var(--radius-xl) !important;
	box-shadow: var(--shadow-xl) !important;
}

.modal-dark {
	background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%) !important;
}

.modal-body {
	color: var(--text-secondary) !important;
}

.modal-body .list-arrow li {
	color: var(--text-secondary) !important;
}

/* ============================================
   MODERN FOOTER
   ============================================ */
.footer-padding {
	background: var(--bg-primary) !important;
	border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
}

/* ============================================
   IMPROVED RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
	/* Typography */
	.jumbotron-main h1 { 
		font-size: 2.5rem !important; 
		line-height: 1.2 !important;
	}
	
	body {
		font-size: 16px !important;
	}
	
	h1 { font-size: 2rem !important; }
	h2 { font-size: 1.75rem !important; }
	h3 { font-size: 1.5rem !important; }
	h4 { font-size: 1.25rem !important; }
	
	/* Timeline fixes */
	.timeline {
		padding-left: 0 !important;
		margin-bottom: 0 !important;
		padding: 0 !important;
	}
	
	.timeline > li {
		margin-bottom: 40px !important;
		clear: both !important;
		position: relative !important;
		min-height: auto !important;
		padding: 0 !important;
	}
	
	.timeline > li:before,
	.timeline > li:after {
		display: none !important;
	}
	
	.timeline-panel { 
		width: 100% !important;
		float: none !important;
		margin: 0 !important;
		margin-bottom: var(--spacing-lg) !important;
		padding: var(--spacing-md) !important;
		text-align: left !important;
		position: relative !important;
		left: auto !important;
		right: auto !important;
		clear: both !important;
	}
	
	.timeline-panel:before,
	.timeline-panel:after {
		display: none !important;
	}
	
	.timeline > li.timeline-inverted > .timeline-panel {
		float: none !important;
		text-align: left !important;
		padding: var(--spacing-md) !important;
		width: 100% !important;
		left: auto !important;
		right: auto !important;
	}
	
	.timeline > li.timeline-inverted > .timeline-panel:before,
	.timeline > li.timeline-inverted > .timeline-panel:after {
		display: none !important;
	}
	
	.timeline-image {
		position: relative !important;
		left: auto !important;
		right: auto !important;
		margin: 0 auto var(--spacing-md) auto !important;
		width: 80px !important;
		height: 80px !important;
		display: block !important;
		float: none !important;
		clear: both !important;
	}
	
	.timeline > li .timeline-image {
		margin-left: auto !important;
		margin-right: auto !important;
		left: auto !important;
		right: auto !important;
	}
	
	.timeline-image img {
		width: 100% !important;
		height: 100% !important;
	}
	
	/* Remove timeline line on mobile */
	.timeline::before {
		display: none !important;
		content: none !important;
	}
	
	/* Progress bars */
	.progress { 
		height: 24px !important; 
		margin-bottom: var(--spacing-sm) !important;
	}
	
	/* Navigation */
	.navbar-default {
		padding: var(--spacing-xs) 0 !important;
	}
	
	.navbar-default .navbar-nav {
		margin: 0 !important;
		padding: 0 !important;
	}
	
	.navbar-default .navbar-nav > li {
		display: block !important;
		width: 100% !important;
		margin: 0 !important;
	}
	
	.navbar-default .navbar-nav > li > a {
		padding: var(--spacing-xs) var(--spacing-sm) !important;
		margin: 2px 0 !important;
		display: block !important;
		width: 100% !important;
		text-align: left !important;
	}
	
	.navbar-collapse {
		padding: var(--spacing-sm) 0 !important;
		clear: both !important;
	}
	
	.navbar-header {
		clear: both !important;
	}
	
	/* Sections */
	.section-padding {
		padding-top: 40px !important;
		padding-bottom: 40px !important;
	}
	
	.section-padding-top {
		padding-top: 40px !important;
	}
	
	.container {
		padding-left: 15px !important;
		padding-right: 15px !important;
	}
	
	.row {
		margin-left: -15px !important;
		margin-right: -15px !important;
	}
	
	[class*="col-"] {
		padding-left: 15px !important;
		padding-right: 15px !important;
	}
	
	/* Cards and boxes */
	.services-box {
		margin-bottom: var(--spacing-md) !important;
	}
	
	.profile-box {
		margin-top: var(--spacing-md) !important;
	}
	
	/* Buttons */
	.btn-default {
		padding: var(--spacing-xs) var(--spacing-md) !important;
		font-size: 14px !important;
		width: 100% !important;
		max-width: 200px !important;
		margin: var(--spacing-xs) auto !important;
		display: block !important;
	}
	
	/* Jumbotron - Full screen on mobile */
	.jumbotron-main {
		padding: 0 !important;
		min-height: 100vh !important;
		height: 100vh !important;
		margin: 0 !important;
	}
	
	.jumbotron-main .container {
		padding: 0 !important;
		margin: 0 !important;
		width: 100% !important;
		max-width: 100% !important;
	}
	
	.jumbotron-main .center-vertically-holder {
		padding: 0 !important;
		margin: 0 !important;
		height: 100vh !important;
		width: 100% !important;
		display: table !important;
	}
	
	.jumbotron-main .center-vertically {
		padding: 20px 15px !important;
		vertical-align: middle !important;
	}
	
	.jumbotron-main p {
		font-size: 16px !important;
		line-height: 1.6 !important;
		margin-bottom: var(--spacing-md) !important;
	}
	
	/* Modals */
	.modal-dialog {
		margin: 20px auto !important;
		width: 95% !important;
		max-width: 100% !important;
	}
	
	.modal-content {
		padding: var(--spacing-md) !important;
	}
	
	/* Footer */
	.footer-padding {
		padding: var(--spacing-lg) 0 !important;
	}
	
	/* Spacing utilities */
	.mt30-xs {
		margin-top: 20px !important;
	}
	
	.mb30-xs {
		margin-bottom: 20px !important;
	}
	
	/* Prevent text overflow */
	.timeline-heading h4,
	.timeline-heading h5 {
		word-wrap: break-word !important;
		overflow-wrap: break-word !important;
	}
	
	/* Image containers */
	.timeline-image {
		margin-bottom: var(--spacing-md) !important;
	}
}

/* Extra small devices */
@media (max-width: 480px) {
	.jumbotron-main h1 { 
		font-size: 1.75rem !important; 
	}
	
	.timeline-panel {
		padding: var(--spacing-sm) !important;
	}
	
	.timeline-image {
		width: 60px !important;
		height: 60px !important;
	}
	
	.btn-default {
		font-size: 13px !important;
		padding: 8px 16px !important;
	}
}

/* ============================================
   ACCESSIBILITY & ANIMATIONS
   ============================================ */
.scroll-link:focus {
	outline: 2px solid var(--primary);
	outline-offset: 2px;
}

.text-muted { 
	color: var(--text-muted) !important; 
}

.skill-label { 
	color: var(--text-primary) !important;
	font-weight: 600;
}

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}
}

/* Smooth scrolling - disabled to use JS animation for better control */
html {
	scroll-behavior: auto;
}

/* Skip to main content link */
.skip-to-main {
	position: absolute;
	left: -9999px;
	z-index: 999;
	padding: 1em;
	background: var(--primary);
	color: white;
	text-decoration: none;
	font-weight: 600;
	border-radius: var(--radius-md);
}

.skip-to-main:focus {
	left: 50%;
	transform: translateX(-50%);
	top: 10px;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
	:root {
		/* Already using dark theme, but ensure consistency */
		--bg-primary: #0f172a;
		--bg-secondary: #1e293b;
	}
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
		scroll-behavior: auto !important;
	}
}

/* Section dividers */
.section-divider {
	background: linear-gradient(90deg, transparent, var(--primary), transparent) !important;
	height: 2px !important;
	width: 80px !important;
	margin: var(--spacing-md) auto !important;
}

/* Better text contrast */
.subheading {
	color: var(--text-primary) !important;
}

.heading-1 {
	color: var(--text-primary) !important;
}

/* Additional modern enhancements */
.section-title {
	color: var(--text-primary) !important;
}

span.divider {
	background-color: var(--primary) !important;
}

a {
	color: var(--primary-light) !important;
	transition: all var(--transition-base) !important;
}

a:hover {
	color: var(--primary) !important;
	text-decoration: none !important;
}

/* Iron Man Character Styles */
.ironman-container {
	position: fixed;
	bottom: 50px;
	right: 50px;
	width: 120px;
	height: 120px;
	z-index: 9999;
	cursor: pointer;
	touch-action: none; /* Prevent default touch behaviors on Iron Man */
	-webkit-touch-callout: none; /* Disable iOS callout */
	user-select: none; /* Prevent text selection */
	transition: transform 0.3s ease;
	animation: floatIronMan 3s ease-in-out infinite;
}

.ironman-container:hover {
	transform: scale(1.1);
}

.ironman-container.active {
	animation: none;
	box-shadow: 0 0 20px rgba(255, 69, 0, 0.8);
}

.ironman-container.active .ironman-hint {
	opacity: 1;
	transform: translateY(0);
}

#ironman-img {
	width: 100%;
	height: 100%;
	object-fit: contain;
	filter: drop-shadow(0 0 10px rgba(255, 69, 0, 0.6));
	transition: filter 0.3s ease;
}

.ironman-container.active #ironman-img {
	filter: drop-shadow(0 0 20px rgba(255, 69, 0, 1));
}

.ironman-hint {
	position: absolute;
	bottom: -40px;
	left: 50%;
	transform: translateX(-50%) translateY(10px);
	background: rgba(0, 0, 0, 0.8);
	color: #fff;
	padding: 8px 12px;
	border-radius: 5px;
	font-size: 12px;
	white-space: nowrap;
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.3s ease, transform 0.3s ease;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Show hint on touch devices when Iron Man is touched */
@media (hover: none) and (pointer: coarse) {
	.ironman-container:active .ironman-hint,
	.ironman-container.active .ironman-hint {
		opacity: 1;
		transform: translateX(-50%) translateY(0);
	}
}

.ironman-container:focus {
	outline: 3px solid rgba(255, 69, 0, 0.8);
	outline-offset: 5px;
	border-radius: 10px;
}

@keyframes floatIronMan {
	0%, 100% {
		transform: translateY(0px) translateX(0px);
	}
	25% {
		transform: translateY(-20px) translateX(10px);
	}
	50% {
		transform: translateY(-10px) translateX(-10px);
	}
	75% {
		transform: translateY(-25px) translateX(5px);
	}
}

/* Responsive adjustments */
@media (max-width: 768px) {
	.ironman-container {
		width: 80px;
		height: 80px;
		bottom: 30px;
		right: 30px;
	}
	
	.ironman-hint {
		font-size: 10px;
		padding: 6px 10px;
		bottom: -35px;
	}
}