/* ========================================
   NotaHotel × IT Professional Theme
   UI/UX Expert Collaboration Design
======================================== */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&family=Noto+Sans+JP:wght@300;400;500;600;700&display=swap');

:root {
    /* Ultra-Minimal Color System inspired by Ctrl.xyz */
    --color-primary: #000000; /* Pure black for maximum contrast */
    --color-secondary: #333333; /* Subtle dark gray */
    --color-background: #ffffff; /* Pure white background */
    --color-surface: #ffffff; /* Clean white surfaces */
    --color-surface-secondary: #fafafa; /* Barely-there off-white */
    
    /* Ctrl.xyz inspired accent palette */
    --color-accent: #00D084; /* Ctrl.xyz signature green */
    --color-accent-secondary: #00B570; /* Deeper green */
    --color-terminal: #00F593; /* Bright accent green */
    --color-warning: #FF6B6B; /* Minimal red for warnings */
    --color-success: #00D084; /* Primary green for success */
    
    /* Minimal text hierarchy */
    --color-text-primary: #000000;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-text-inverse: #ffffff;
    
    /* Clean borders and effects */
    --color-border: #E5E5E5;
    --color-border-secondary: #CCCCCC;
    --color-shadow: rgba(0, 0, 0, 0.04);
    
    /* Apple Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Inter', 'Noto Sans JP', sans-serif;
    --font-mono: 'SF Mono', Consolas, 'Monaco', 'Roboto Mono', monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    --spacing-xxxl: 6rem;
    
    /* Layout */
    --container-max-width: 1200px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 3px var(--color-shadow);
    --shadow-md: 0 4px 12px var(--color-shadow);
    --shadow-lg: 0 8px 32px var(--color-shadow);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-background);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   Typography
======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

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

a:hover {
    color: var(--color-accent-secondary);
}

/* ========================================
   Components
======================================== */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-xl);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    box-shadow: 0 4px 16px rgba(15, 15, 15, 0.15);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

.btn-primary::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 0.5s;
}

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

/* ========================================
   Navigation
======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    transition: all 0.2s ease;
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: -0.01em;
    transition: color 0.2s ease;
}

.logo-text:hover {
    color: var(--color-accent);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-xl);
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: color 0.2s ease;
}

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

/* ========================================
   Hero Section
======================================== */
.hero {
    padding-top: 80px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: var(--color-background);
    position: relative;
}



.hero-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--spacing-xxxl) var(--spacing-lg);
    position: relative;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 400;
    color: var(--color-text-primary);
    line-height: 1.1;
    margin: 0;
    letter-spacing: -0.02em;
}

.hero-title .highlight {
    color: var(--color-accent);
}

.hero-subtitle {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1;
    margin: var(--spacing-lg) 0;
    letter-spacing: -0.04em;
}

.name-text {
    color: var(--color-text-primary);
    letter-spacing: 0.1em;
    font-weight: 800;
}

.title-main {
    display: block;
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-sub {
    display: block;
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-text-secondary);
    font-family: var(--font-mono);
    letter-spacing: 1px;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin: 0;
    max-width: 500px;
}

.hero-action {
    margin-top: var(--spacing-xxl);
}

.btn-primary-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg) var(--spacing-xxl);
    background: var(--color-accent);
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 200px;
}

.btn-primary-large:hover {
    background: var(--color-accent-secondary);
    transform: translateY(-1px);
    color: white;
}







/* ========================================
   Portfolio Section
======================================== */
.portfolio-section {
    padding: var(--spacing-xxxl) 0;
    background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-surface-secondary) 100%);
    position: relative;
}

.portfolio-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(17, 17, 17, 0.02) 0%, transparent 60%),
        radial-gradient(circle at 70% 80%, rgba(45, 45, 48, 0.025) 0%, transparent 60%);
    pointer-events: none;
}

.portfolio-container {
    max-width: 1600px; /* Expanded from 1200px */
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.portfolio-header {
    text-align: center;
    margin-bottom: var(--spacing-xxxl);
    max-width: 800px;
    margin: 0 auto var(--spacing-xxxl) auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Apple-style section eyebrow */
.section-eyebrow {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

.portfolio-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.2;
    margin: 0;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
    white-space: nowrap;
    text-align: center;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    max-width: 100%;
}

/* Card-specific title styling (overrides section title) */
.portfolio-card .portfolio-title {
    font-size: 1.5rem;
    text-align: left;
    margin-bottom: var(--spacing-xs);
    line-height: 1.3;
    white-space: normal;
    text-overflow: ellipsis;
    font-weight: 600;
}

.portfolio-subtitle {
    font-size: clamp(0.9rem, 1.5vw, 1.2rem);;
    font-weight: 400;
    color: var(--color-text-secondary);
    line-height: 1.4;
    margin: 0;
    white-space: nowrap;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

/* Terminal Prompt Style */
.terminal-prompt {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--color-primary);
    color: var(--color-terminal);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-mono);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.prompt-symbol {
    color: var(--color-accent);
    font-weight: 600;
}



.command {
    color: var(--color-terminal);
}

.cursor {
    animation: premiumBlink 1.5s ease-in-out infinite;
    color: var(--color-terminal);
    text-shadow: 0 0 8px rgba(212, 175, 55, 0.6);
}

@keyframes premiumBlink {
    0%, 45% { 
        opacity: 1; 
        transform: scale(1);
        text-shadow: 0 0 8px rgba(212, 175, 55, 0.6);
    }
    50%, 95% { 
        opacity: 0.3; 
        transform: scale(0.95);
        text-shadow: 0 0 4px rgba(212, 175, 55, 0.4);
    }
    100% { 
        opacity: 1; 
        transform: scale(1);
        text-shadow: 0 0 8px rgba(212, 175, 55, 0.6);
    }
}

.portfolio-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.portfolio-subtitle {
    font-size: 1rem;
    font-family: var(--font-mono);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin: 0;
}

/* Portfolio Grid - Enhanced for Expansion Animation */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(800px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

/* Grid layout adaptation for expansion */
.portfolio-grid.expanding {
    grid-template-columns: 1fr;
    gap: 0;
}

/* Premium Minimalist Portfolio Cards */
.accordion-card {
    background: linear-gradient(145deg, var(--color-surface) 0%, rgba(250, 251, 252, 0.98) 100%);
    border-radius: 18px;
    box-shadow: 
        0 4px 32px rgba(17, 17, 17, 0.08), 
        0 2px 8px rgba(17, 17, 17, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    border: 1px solid var(--color-border);
    position: relative;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    overflow: hidden;
    margin-bottom: var(--spacing-xl);
    transform: translateY(0) scale(1);
    transform-origin: center;
    min-height: auto;
}

/* Card subtle texture overlay */
.accordion-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.8) 0%, transparent 30%),
        radial-gradient(circle at 80% 80%, rgba(245, 246, 247, 0.6) 0%, transparent 30%);
    pointer-events: none;
    opacity: 0.6;
    z-index: 1;
}



/* Premium shimmer effect */
.accordion-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transform: rotate(45deg) translateX(-100%);
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    pointer-events: none;
}

/* Sophisticated hover animations */
.accordion-card:hover {
    transform: translateY(-2px) scale(1.005);
    box-shadow: 
        0 12px 32px rgba(0, 208, 132, 0.12),
        0 4px 16px rgba(0, 208, 132, 0.08),
        0 0 0 1px rgba(0, 208, 132, 0.2);
    border-color: rgba(0, 208, 132, 0.3);
}



/* Premium shimmer on hover */
.accordion-card:hover::after {
    transform: rotate(45deg) translateX(100%);
}

.accordion-card:focus-within {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
    box-shadow: 
        0 8px 24px rgba(0, 208, 132, 0.12),
        0 0 0 1px var(--color-accent);
}

.portfolio-header:focus {
    outline: none;
}

/* Content hover animations */
.accordion-card:hover .portfolio-title {
    color: var(--color-accent);
    transform: translateX(4px);
}

.accordion-card:hover .portfolio-period {
    color: var(--color-accent);
    transform: scale(1.05);
}

.accordion-card:hover .portfolio-highlight {
    transform: translateY(-2px);
}



.accordion-card.expanded {
    box-shadow: 
        0 25px 50px rgba(0, 208, 132, 0.15),
        0 10px 20px rgba(0, 208, 132, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    background: var(--color-surface);
    border: 0.5px solid rgba(0, 208, 132, 0.3);
    transform: translateY(-4px) scale(1.01);
}



/* Card expansion animation with territory takeover */
.accordion-card.expanding {
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform: scale(1.02) translateY(0);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.15),
        0 10px 20px rgba(0, 0, 0, 0.06),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    z-index: 100;
    grid-column: 1 / -1;
    width: 100%;
    max-width: none;
}

/* Adjacent cards displacement animation */
.accordion-card.displaced {
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform: translateY(120px);
    opacity: 0.6;
    z-index: 1;
}

/* Expanded card taking full available space */
.accordion-card.expanded.territory-expanded {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    grid-column: 1 / -1;
    position: relative;
    z-index: 200;
}

/* Responsive adjustments for territory expansion */
@media (max-width: 768px) {
    .portfolio-grid.expanding {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
        padding: 0 var(--spacing-sm);
    }
    
    .accordion-card.displaced {
        transform: translateY(80px);
    }
    
    .accordion-card.expanded.territory-expanded {
        max-width: 100%;
        margin: 0;
    }
}

@media (max-width: 480px) {
    .accordion-card.displaced {
        transform: translateY(60px);
        opacity: 0.4;
    }
}

/* Minimal responsive adjustments */
@media (max-width: 768px) {
    .hero-container {
        padding: 0 var(--spacing-lg);
    }
    
    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }
    
    .hero-subtitle {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }
    
    .nav-menu {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        border-radius: 8px;
        margin: var(--spacing-sm);
        box-shadow: 0 4px 16px var(--color-shadow);
    }
    
    /* Enhanced card text for mobile - fixed sizes */
    .portfolio-title {
        font-size: 1rem;
        line-height: 1.3;
    }
    
    .portfolio-highlight {
        font-size: 0.75rem;
        line-height: 1.4;
        padding: var(--spacing-sm);
    }
}

/* Card text optimization for very small screens */
@media (max-width: 480px) {
    .portfolio-title {
        font-size: 0.9rem;
    }
    
    .portfolio-highlight {
        font-size: 0.7rem;
    }
}

/* Ultra-wide screen optimization */
@media (min-width: 1920px) {
    .portfolio-container {
        max-width: 1600px;
    }
    
    .portfolio-title {
        font-size: 1.2rem;
        letter-spacing: -0.02em;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(auto-fit, minmax(900px, 1fr));
        gap: var(--spacing-xxl);
    }
    
    .hero-content {
        max-width: 1400px;
        margin: 0 auto;
    }
}

/* 4K and ultra-wide support */
@media (min-width: 2560px) {
    .portfolio-container {
        max-width: 2000px;
    }
    
    .portfolio-title {
        font-size: clamp(3.5rem, 3vw, 4.5rem);
    }
}

.accordion-card.expanded .portfolio-header {
    background: linear-gradient(135deg, 
        rgba(255, 254, 249, 0.9), 
        rgba(249, 247, 243, 0.8));
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    position: relative;
}

/* Portfolio Header (Always Visible) - Enhanced */
.portfolio-header {
    display: flex;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: var(--spacing-md);
    gap: var(--spacing-md);
    min-height: auto;
    position: relative;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.portfolio-header:hover {
    background-color: var(--color-surface-secondary);
}

.portfolio-header:focus {
    background-color: var(--color-surface-secondary);
    outline: none;
}

.portfolio-header:active {
    transform: scale(0.98);
}





.portfolio-summary {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    position: relative;
    z-index: 2;
    min-height: 0;
    overflow: visible;
}

.portfolio-meta {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.portfolio-period {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    background: var(--color-surface-secondary);
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform: scale(1);
}



/* Duplicate portfolio-title removed - using card-specific styling above */

/* Portfolio Highlight (Key Results Preview) */
.portfolio-highlight {
    font-size: 0.8rem;
    line-height: 1.5;
    color: var(--color-text-primary);
    background: linear-gradient(135deg, rgba(0, 208, 132, 0.08), rgba(0, 181, 112, 0.06));
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    border-left: 3px solid var(--color-accent);
    margin-top: var(--spacing-sm);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform: translateY(0);
    font-weight: 500;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    max-width: 100%;
}

/* Card-specific highlight styling */
.portfolio-card .portfolio-highlight {
    font-size: 1.1rem;
    padding: var(--spacing-xs);
    margin-top: var(--spacing-xs);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
    hyphens: auto;
}

/* Apple-style Portfolio Details */
.portfolio-details {
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
}

.portfolio-content {
    padding: var(--spacing-xl);
    background: var(--color-surface-secondary);
    position: relative;
}

/* Warm content backdrop */
.portfolio-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(196, 155, 97, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(212, 175, 55, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

/* Apple-style Portfolio Content Sections */
.portfolio-section-item {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--color-surface);
    border-radius: 12px;
    position: relative;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 
        0 2px 8px rgba(0, 0, 0, 0.04),
        0 1px 2px rgba(0, 0, 0, 0.02);
    border: 0.5px solid var(--color-border);
    transform: translateX(0) translateY(0);
    opacity: 1;
    animation: fadeInUp 0.6s ease forwards;
    outline: none;
}

.portfolio-section-item:focus {
    outline: none;
    border: 1px solid rgba(0, 212, 170, 0.1);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Apple-style accent line */
.portfolio-section-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--color-accent);
    border-radius: 12px 0 0 12px;
}

/* Hover effects for sections */
.portfolio-section-item:hover {
    transform: translateX(8px) translateY(-4px);
    box-shadow: 
        0 12px 40px rgba(44, 36, 32, 0.15),
        0 4px 8px rgba(196, 155, 97, 0.2),
        inset 0 1px 0 rgba(255, 254, 249, 0.5);
    border-color: rgba(196, 155, 97, 0.25);
}

.portfolio-section-item:hover::before {
    width: 6px;
    box-shadow: 0 0 12px rgba(196, 155, 97, 0.6);
}

.portfolio-section-item:hover {
    border-left-color: var(--color-accent);
}

.portfolio-section-item::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 0;
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    border-radius: 50%;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-section-item:hover::before {
    opacity: 1;
}

.portfolio-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-primary);
    letter-spacing: -0.01em;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-primary);
}



.portfolio-section-content {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text-primary);
    font-weight: 400;
    position: relative;
    z-index: 1;
    text-align: justify;
}

/* Premium Impact Numbers with Green Brand Emphasis */
.impact-number {
    font-family: var(--font-primary);
    font-weight: 900;
    color: var(--color-accent);
    font-size: 1.25em;
    line-height: 1.2;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 4px rgba(0, 208, 132, 0.2);
    letter-spacing: -0.02em;
    position: relative;
    z-index: 2;
}

/* Enhanced emphasis for percentages and large numbers - underline removed */

/* ========================================
   Scroll Indicator
======================================== */


/* ========================================
   Footer
======================================== */
.footer {
    padding: var(--spacing-xl) 0;
    background: var(--color-primary);
    color: var(--color-text-inverse);
    text-align: center;
}

.footer-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.footer-text {
    font-size: 0.9rem;
    font-family: var(--font-mono);
    opacity: 0.7;
    margin: 0;
}

/* ========================================
   Utility Classes
======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none; }
.visible { display: block; }

/* Loading states */
.loading .portfolio-card {
    opacity: 0.7;
    pointer-events: none;
}

/* Focus states for accessibility */
*:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

button:focus,
a:focus {
    outline-color: var(--color-accent);
}

/* Selection styling */
::selection {
    background: var(--color-accent);
    color: white;
}

::-moz-selection {
    background: var(--color-accent);
    color: white;
}