/* ==========================================================================
   ClockwiseIT - Professional Portfolio Website
   WCAG 2.1 AA Compliant | Modern Developer Theme
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
    /* Brand Colors */
    --color-primary: #1C75BA;
    --color-primary-light: #2A8BD4;
    --color-primary-dark: #155A8F;
    --color-secondary: #A5A7AA;
    --color-secondary-light: #C4C6C9;
    --color-secondary-dark: #7D7F82;

    /* Dark Theme Colors */
    --color-bg-dark: #0D1117;
    --color-bg-darker: #010409;
    --color-bg-card: #161B22;
    --color-bg-card-hover: #1C2128;
    --color-bg-terminal: #0D1117;

    /* Text Colors - WCAG AA compliant contrast ratios */
    --color-text-primary: #E6EDF3;
    --color-text-secondary: #8B949E;
    --color-text-muted: #6E7681;

    /* Accent Colors */
    --color-accent-green: #3FB950;
    --color-accent-yellow: #D29922;
    --color-accent-red: #F85149;
    --color-accent-purple: #A371F7;
    --color-accent-cyan: #58A6FF;

    /* Code Syntax Colors */
    --syntax-keyword: #FF7B72;
    --syntax-string: #A5D6FF;
    --syntax-function: #D2A8FF;
    --syntax-variable: #FFA657;
    --syntax-property: #79C0FF;
    --syntax-boolean: #FF7B72;
    --syntax-method: #D2A8FF;
    --syntax-parameter: #FFA657;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;

    /* Line Heights */
    --leading-tight: 1.25;
    --leading-normal: 1.5;
    --leading-relaxed: 1.75;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px rgba(28, 117, 186, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-index Scale */
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Focus Styles - WCAG Compliant */
:focus {
    outline: none;
}

:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    z-index: var(--z-tooltip);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-md);
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: var(--leading-tight);
    color: var(--color-text-primary);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

p {
    margin-bottom: var(--space-md);
}

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

a:hover,
a:focus {
    color: var(--color-accent-cyan);
    text-decoration: underline;
}

strong {
    font-weight: 600;
    color: var(--color-text-primary);
}

.lead {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.section {
    padding: var(--space-4xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    opacity: 0.6;
}

.section-tag-close {
    display: block;
    text-align: center;
    margin-top: var(--space-3xl);
    margin-bottom: 0;
}

.section-intro {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: var(--space-md) auto 0;
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(13, 17, 23, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.logo img {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    gap: var(--space-lg);
    list-style: none;
}

.nav-menu a {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    font-weight: 500;
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a:focus {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.05);
    text-decoration: none;
}

.nav-cta {
    background: var(--color-primary) !important;
    color: white !important;
}

.nav-cta:hover,
.nav-cta:focus {
    background: var(--color-primary-light) !important;
}

/* Mobile Navigation */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    position: relative;
    transition: background var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-text-primary);
    transition: transform var(--transition-fast);
}

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

.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-bg-dark);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        padding: var(--space-lg);
        gap: var(--space-sm);
        display: none;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu a {
        display: block;
        padding: var(--space-md);
    }
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: var(--space-4xl) 0;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.code-rain {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, var(--color-bg-dark) 100%);
    opacity: 0.5;
}

.hero .container {
    position: relative;
    z-index: 1;
    text-align: center;
}

/* Terminal Effect */
.terminal {
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
    background: var(--color-bg-terminal);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-card);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-dot.red { background: var(--color-accent-red); }
.terminal-dot.yellow { background: var(--color-accent-yellow); }
.terminal-dot.green { background: var(--color-accent-green); }

.terminal-title {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.terminal-body {
    padding: var(--space-lg);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    text-align: left;
    min-height: 60px;
}

.terminal-line {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.prompt {
    color: var(--color-accent-green);
}

#typed-output {
    color: var(--color-text-primary);
}

.cursor {
    animation: blink 1s step-end infinite;
    color: var(--color-primary);
}

@keyframes blink {
    50% { opacity: 0; }
}

/* Hero Content */
.hero-title {
    margin-bottom: var(--space-lg);
}

.hero-title .highlight {
    display: block;
    font-size: var(--text-5xl);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title .subtitle {
    display: block;
    font-size: var(--text-2xl);
    font-weight: 400;
    color: var(--color-text-secondary);
    margin-top: var(--space-sm);
}

.hero-tagline {
    font-size: var(--text-xl);
    color: var(--color-primary-light);
    margin-bottom: var(--space-lg);
    font-style: italic;
}

.hero-tagline em {
    font-style: normal;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    max-width: 600px;
    margin: 0 auto var(--space-xl);
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
}

.hero-cta {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
}

.mouse {
    display: block;
    width: 26px;
    height: 42px;
    border: 2px solid var(--color-text-muted);
    border-radius: 13px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 2px;
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateX(-50%) translateY(12px);
        opacity: 0;
    }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: var(--text-base);
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover,
.btn-primary:focus {
    background: var(--color-primary-light);
    color: white;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-secondary);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-primary);
    color: var(--color-primary-light);
    text-decoration: none;
}

.btn-large {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--text-lg);
}

.btn-icon {
    transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */
.section-about {
    background: var(--color-bg-darker);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-text p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

/* Profile Photo */
.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-photo-wrapper {
    position: relative;
    width: 280px;
    height: 280px;
}

.profile-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
    border: 3px solid var(--color-primary);
    position: relative;
    z-index: 1;
    transition: all var(--transition-base);
}

.profile-photo-wrapper:hover .profile-photo {
    transform: scale(1.02);
    border-color: var(--color-accent-cyan);
}

.profile-glow {
    position: absolute;
    inset: -10px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent-cyan));
    border-radius: var(--radius-xl);
    opacity: 0.3;
    filter: blur(20px);
    z-index: 0;
    transition: opacity var(--transition-base);
}

.profile-photo-wrapper:hover .profile-glow {
    opacity: 0.5;
}

@media (max-width: 768px) {
    .profile-photo-wrapper {
        width: 200px;
        height: 200px;
    }

    .about-image {
        margin-bottom: var(--space-xl);
    }
}

.about-stats {
    margin-top: var(--space-3xl);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.stat-card {
    background: var(--color-bg-card);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.stat-number {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-primary);
    display: inline;
}

.stat-suffix {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    display: block;
    margin-top: var(--space-sm);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

@media (max-width: 768px) {
    .about-content {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .about-stats {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Services Section
   -------------------------------------------------------------------------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.service-card {
    background: var(--color-bg-card);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-cyan));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-4px) perspective(1000px) rotateX(2deg);
    border-color: rgba(28, 117, 186, 0.3);
    box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-lg);
    color: var(--color-primary);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-md);
}

.service-card p {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    margin-bottom: var(--space-lg);
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    list-style: none;
}

.service-tags li {
    font-size: var(--text-xs);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(28, 117, 186, 0.1);
    color: var(--color-primary-light);
    border-radius: var(--radius-full);
    border: 1px solid rgba(28, 117, 186, 0.2);
}

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

@media (max-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Skills Section
   -------------------------------------------------------------------------- */
.section-skills {
    background: var(--color-bg-darker);
}

.skills-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
    margin-bottom: var(--space-3xl);
}

.skill-category {
    background: var(--color-bg-card);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.skill-category-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-lg);
    font-family: var(--font-mono);
}

.bracket {
    color: var(--color-primary);
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.skill-item {
    position: relative;
}

.skill-name {
    display: block;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.skill-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent-cyan));
    border-radius: var(--radius-full);
    width: 0;
    transition: width 1s ease-out;
}

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

@media (max-width: 640px) {
    .skills-container {
        grid-template-columns: 1fr;
    }
}

/* Code Block */
.code-block {
    max-width: 700px;
    margin: 0 auto;
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-dark);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.code-filename {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.code-copy {
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.code-copy:hover {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.1);
}

.code-block pre {
    margin: 0;
    padding: var(--space-lg);
    overflow-x: auto;
}

.code-block code {
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: var(--leading-relaxed);
    color: var(--color-text-primary);
}

/* Syntax Highlighting */
.keyword { color: var(--syntax-keyword); }
.string { color: var(--syntax-string); }
.function { color: var(--syntax-function); }
.variable { color: var(--syntax-variable); }
.property { color: var(--syntax-property); }
.boolean { color: var(--syntax-boolean); }
.method { color: var(--syntax-method); }
.parameter { color: var(--syntax-parameter); }

/* --------------------------------------------------------------------------
   Experience Section
   -------------------------------------------------------------------------- */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto var(--space-3xl);
    padding-left: var(--space-2xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-primary), var(--color-accent-cyan));
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-2xl);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--space-2xl) - 6px);
    top: 0;
    width: 14px;
    height: 14px;
    background: var(--color-bg-dark);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    transition: all var(--transition-base);
}

.timeline-item:hover .timeline-marker {
    background: var(--color-primary);
    box-shadow: 0 0 10px var(--color-primary);
}

.timeline-content {
    background: var(--color-bg-card);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.timeline-item:hover .timeline-content {
    border-color: rgba(28, 117, 186, 0.3);
    transform: translateX(4px);
}

.timeline-date {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--color-primary);
    background: rgba(28, 117, 186, 0.1);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
}

.timeline-content h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-xs);
}

.timeline-role {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    margin-bottom: var(--space-md);
}

.timeline-content p:last-child {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    margin-bottom: 0;
}

/* Clients */
.clients {
    text-align: center;
}

.clients-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-lg);
    color: var(--color-text-muted);
    font-weight: 400;
}

.clients-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
    list-style: none;
}

.clients-list li {
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-bg-card);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-fast);
}

.clients-list li:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.section-contact {
    background: var(--color-bg-darker);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-card {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.contact-card:hover {
    border-color: rgba(28, 117, 186, 0.3);
    transform: translateX(4px);
}

.contact-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    color: var(--color-primary);
}

.contact-icon svg {
    width: 100%;
    height: 100%;
}

.contact-details h3 {
    font-size: var(--text-base);
    margin-bottom: var(--space-xs);
}

.contact-details a,
.contact-details p {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    margin: 0;
}

.contact-details a:hover {
    color: var(--color-primary-light);
}

.external-link-indicator {
    font-size: var(--text-xs);
    margin-left: var(--space-xs);
}

/* Phone Reveal Button */
.reveal-phone {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    cursor: pointer;
    padding: 0;
    font-family: inherit;
    text-align: left;
    transition: color var(--transition-fast);
}

.reveal-phone:hover {
    color: var(--color-primary-light);
}

.phone-hidden {
    text-decoration: underline;
    text-decoration-style: dashed;
}

.reveal-phone.revealed .phone-hidden {
    display: none;
}

.phone-revealed {
    display: none;
}

.reveal-phone.revealed .phone-revealed {
    display: inline;
}

/* CTA Box */
.cta-box {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(28, 117, 186, 0.1) 100%);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(28, 117, 186, 0.3);
    text-align: center;
}

.cta-box h3 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-md);
}

.cta-box p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
    background: var(--color-bg-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-2xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-xl);
}

.footer-brand img {
    height: 32px;
    width: auto;
    margin-bottom: var(--space-sm);
}

.footer-brand p {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    margin: 0;
}

.footer-info p {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    margin: 0 0 var(--space-xs);
    text-align: right;
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: var(--text-sm);
    text-align: center;
    margin: 0;
}

@media (max-width: 640px) {
    .footer-content {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .footer-info p {
        text-align: left;
    }
}

/* --------------------------------------------------------------------------
   Animations & Effects
   -------------------------------------------------------------------------- */

/* Fade In Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

/* Stagger Animation */
.stagger > * {
    opacity: 0;
    animation: fadeIn 0.6s ease-out forwards;
}

.stagger > *:nth-child(1) { animation-delay: 0.1s; }
.stagger > *:nth-child(2) { animation-delay: 0.2s; }
.stagger > *:nth-child(3) { animation-delay: 0.3s; }
.stagger > *:nth-child(4) { animation-delay: 0.4s; }
.stagger > *:nth-child(5) { animation-delay: 0.5s; }
.stagger > *:nth-child(6) { animation-delay: 0.6s; }

/* Gradient Text Animation */
@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.animated-gradient {
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

/* Glow Pulse */
@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 0 5px var(--color-primary);
    }
    50% {
        box-shadow: 0 0 20px var(--color-primary), 0 0 30px var(--color-primary);
    }
}

.glow-pulse {
    animation: glowPulse 2s ease-in-out infinite;
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
    .header,
    .hero-background,
    .scroll-indicator,
    .nav-toggle {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    .section {
        padding: var(--space-lg) 0;
        page-break-inside: avoid;
    }

    a {
        color: black;
        text-decoration: underline;
    }

    a[href]::after {
        content: " (" attr(href) ")";
        font-size: var(--text-sm);
    }
}