/* ============================================================
   ERTUĞRUL GÜLMEZ - SECURE PORTFOLIO
   Dark-themed, terminal-aesthetic, modern design
   ============================================================ */

/* ===== CSS CUSTOM PROPERTIES (DESIGN TOKENS) ===== */
:root {
    /* Colors - Dark Cyber Theme */
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-tertiary: #1a2332;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-card-hover: rgba(26, 35, 50, 0.9);
    --bg-glass: rgba(17, 24, 39, 0.6);

    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --accent-primary: #00ff88;
    --accent-primary-dim: rgba(0, 255, 136, 0.15);
    --accent-secondary: #00d4ff;
    --accent-secondary-dim: rgba(0, 212, 255, 0.15);
    --accent-tertiary: #8b5cf6;
    --accent-warning: #f59e0b;
    --accent-danger: #ef4444;

    --gradient-primary: linear-gradient(135deg, #00ff88, #00d4ff);
    --gradient-card: linear-gradient(145deg, rgba(17, 24, 39, 0.8), rgba(26, 35, 50, 0.6));
    --gradient-glow: radial-gradient(circle, rgba(0, 255, 136, 0.1) 0%, transparent 70%);

    --border-subtle: rgba(148, 163, 184, 0.1);
    --border-accent: rgba(0, 255, 136, 0.3);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Sizing */
    --nav-height: 72px;
    --container-max: 1200px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-fast: 0.2s var(--ease-out);
    --transition-normal: 0.4s var(--ease-out);
    --transition-slow: 0.6s var(--ease-out);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(0, 255, 136, 0.15);
    --shadow-glow-strong: 0 0 50px rgba(0, 255, 136, 0.25);
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

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

::selection {
    background-color: rgba(0, 255, 136, 0.25);
    color: #fff;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul, ol {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    color: inherit;
}

input, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

/* ===== MATRIX RAIN CANVAS ===== */
#matrix-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.06;
}

/* ===== CONTAINER ===== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    background: rgba(10, 14, 23, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(10, 14, 23, 0.95);
    box-shadow: var(--shadow-md);
    border-bottom-color: var(--border-accent);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    transition: transform var(--transition-fast);
}

.nav-logo:hover {
    transform: scale(1.05);
}

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

.logo-slash {
    color: var(--accent-secondary);
}

.nav-menu {
    display: flex;
    gap: 8px;
    align-items: center;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    position: relative;
    letter-spacing: 0.3px;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    border-radius: 1px;
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 6px;
    z-index: 1010;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.nav-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== SECTION BASE ===== */
.section {
    padding: 100px 0;
    position: relative;
    z-index: 1;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-primary);
    opacity: 0.6;
    display: block;
    margin-bottom: 12px;
}

.section-tag-close {
    text-align: center;
    display: block;
    margin-top: 64px;
    opacity: 0.3;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.section-line {
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    margin: 0 auto;
    border-radius: 2px;
}

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 1;
    padding-top: var(--nav-height);
}

.hero-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 64px;
    align-items: center;
    width: 100%;
}

.hero-content {
    position: relative;
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    border: 1px solid var(--border-subtle);
    border-bottom: none;
}

.terminal-dots {
    display: flex;
    gap: 7px;
}

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

.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.terminal-body {
    padding: 28px 24px;
    background: rgba(17, 24, 39, 0.85);
    border: 1px solid var(--border-subtle);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    backdrop-filter: blur(10px);
}

.terminal-line {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.terminal-prompt {
    color: var(--accent-primary);
    font-weight: 700;
}

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

.hero-name {
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 900;
    line-height: 1.15;
    margin: 8px 0 20px 0;
}

.hero-first {
    display: block;
    color: var(--text-primary);
}

.hero-last {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 20px;
    min-height: 2rem;
}

.typed-text {
    color: var(--accent-warning);
}

.cursor {
    color: var(--accent-primary);
    animation: cursorBlink 1s step-end infinite;
    font-weight: 400;
}

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

.hero-status {
    margin-bottom: 24px;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(0, 255, 136, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.25);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    font-family: var(--font-mono);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-primary);
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.5); }
    50% { box-shadow: 0 0 0 8px rgba(0, 255, 136, 0); }
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-top: 12px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-strong);
}

.btn-outline {
    border: 1.5px solid var(--border-accent);
    color: var(--accent-primary);
    background: transparent;
}

.btn-outline:hover {
    background: var(--accent-primary-dim);
    transform: translateY(-2px);
}

.btn-icon {
    font-size: 1.1rem;
}

/* Hero Visual - Cyber Shield */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.cyber-shield {
    width: 360px;
    height: 360px;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.shield-ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid;
}

.ring-1 {
    width: 100%;
    height: 100%;
    border-color: rgba(0, 255, 136, 0.15);
    animation: ringRotate 25s linear infinite;
}

.ring-2 {
    width: 75%;
    height: 75%;
    border-color: rgba(0, 212, 255, 0.2);
    border-style: dashed;
    animation: ringRotate 18s linear infinite reverse;
}

.ring-3 {
    width: 50%;
    height: 50%;
    border-color: rgba(139, 92, 246, 0.25);
    animation: ringRotate 12s linear infinite;
}

@keyframes ringRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Profile Photo in Cyber Shield */
.profile-photo-wrapper {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    position: relative;
    z-index: 2;
    overflow: hidden;
    border: 3px solid rgba(0, 255, 136, 0.35);
    box-shadow: var(--shadow-glow);
    animation: corePulse 4s ease-in-out infinite;
}

.profile-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
    filter: grayscale(20%) contrast(1.05);
    transition: all 0.6s var(--ease-out);
}

.profile-photo-wrapper:hover .profile-photo {
    filter: grayscale(0%) contrast(1.1);
    transform: scale(1.05);
}

.profile-photo-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(0, 255, 136, 0.06) 0%,
        transparent 50%,
        rgba(0, 212, 255, 0.06) 100%
    );
    border-radius: 50%;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.profile-photo-wrapper:hover .profile-photo-overlay {
    opacity: 0;
}

@keyframes corePulse {
    0%, 100% { box-shadow: 0 0 20px rgba(0, 255, 136, 0.2); }
    50% { box-shadow: 0 0 40px rgba(0, 255, 136, 0.4); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: scrollBounce 2.5s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 3px;
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0%, 100% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(8px); opacity: 0; }
}

.scroll-text {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ===== ABOUT SECTION ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: start;
}

.about-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.info-card {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.info-card:hover {
    border-color: var(--border-accent);
    background: var(--bg-card-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.info-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.info-content {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.info-label {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.info-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.info-sub {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Mini Terminal */
.mini-terminal {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-secondary);
    box-shadow: var(--shadow-md);
}

.mini-terminal-body {
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.9;
    color: var(--text-secondary);
}

.t-green { color: var(--accent-primary); }
.t-blue { color: var(--accent-secondary); }
.t-cyan { color: #06b6d4; }
.t-yellow { color: var(--accent-warning); font-weight: 600; }

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

/* ===== SKILLS SECTION ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.skill-category {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.skill-category:hover {
    border-color: var(--border-accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.skill-category:hover::before {
    opacity: 1;
}

.skill-category-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
}

.skill-icon {
    font-size: 1.6rem;
}

.skill-category-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.skill-tag {
    padding: 5px 14px;
    font-size: 0.78rem;
    font-family: var(--font-mono);
    background: rgba(148, 163, 184, 0.08);
    border: 1px solid rgba(148, 163, 184, 0.15);
    border-radius: 50px;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.skill-tag.advanced {
    background: var(--accent-primary-dim);
    border-color: rgba(0, 255, 136, 0.3);
    color: var(--accent-primary);
    font-weight: 600;
}

.skill-tag:hover {
    transform: scale(1.05);
    border-color: var(--accent-primary);
}

.skill-bar-wrapper {
    position: relative;
}

.skill-bar {
    width: 100%;
    height: 6px;
    background: rgba(148, 163, 184, 0.1);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.skill-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 1.2s var(--ease-out);
}

.skill-bar.animated::after {
    width: var(--bar-width);
}

/* ===== EXPERIENCE / TIMELINE ===== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary), transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
}

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

.timeline-marker {
    position: absolute;
    left: -40px;
    top: 8px;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.marker-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent-primary);
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.4);
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 28px;
    transition: all var(--transition-fast);
}

.timeline-content:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
    transform: translateX(6px);
}

.timeline-header-info {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
    gap: 16px;
    flex-wrap: wrap;
}

.timeline-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--accent-primary);
    padding: 4px 14px;
    background: var(--accent-primary-dim);
    border-radius: 50px;
    white-space: nowrap;
    font-weight: 600;
}

.timeline-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.timeline-list li {
    position: relative;
    padding-left: 20px;
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.timeline-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: 700;
}

/* ===== PROJECTS ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.project-card {
    position: relative;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.project-card-glow {
    position: absolute;
    top: -100px;
    right: -100px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.06) 0%, transparent 70%);
    transition: all var(--transition-slow);
    pointer-events: none;
}

.project-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

.project-card:hover .project-card-glow {
    top: -50px;
    right: -50px;
    opacity: 1.5;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.project-icon {
    font-size: 2rem;
}

.project-badge {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 4px 12px;
    background: var(--accent-primary-dim);
    color: var(--accent-primary);
    border-radius: 50px;
    border: 1px solid rgba(0, 255, 136, 0.2);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.project-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 4px 12px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 50px;
    color: var(--accent-secondary);
}

/* ===== CERTIFICATIONS ===== */
.certs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.cert-card {
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition-fast);
}

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

.cert-icon {
    font-size: 2rem;
    margin-bottom: 14px;
}

.cert-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.4;
}

.cert-issuer {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.cert-date {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--accent-primary);
    padding: 3px 10px;
    background: var(--accent-primary-dim);
    border-radius: 50px;
    font-weight: 600;
}

/* ===== CONTACT ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.contact-link:hover {
    border-color: var(--border-accent);
    background: var(--bg-card-hover);
    transform: translateX(6px);
    box-shadow: var(--shadow-glow);
}

.contact-link-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-link-info {
    display: flex;
    flex-direction: column;
}

.contact-link-label {
    font-size: 0.72rem;
    font-family: var(--font-mono);
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.contact-link-value {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 36px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.form-input {
    padding: 14px 18px;
    background: var(--bg-secondary);
    border: 1.5px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    outline: none;
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-primary-dim);
}

.form-input.invalid {
    border-color: var(--accent-danger);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-input.valid {
    border-color: var(--accent-primary);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
    max-height: 300px;
}

.form-error {
    font-size: 0.78rem;
    color: var(--accent-danger);
    font-family: var(--font-mono);
    min-height: 1.2em;
}

.form-char-count {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    text-align: right;
}

.btn-submit {
    width: 100%;
    justify-content: center;
    padding: 16px;
    font-size: 1rem;
    margin-top: 8px;
}

.form-status {
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    min-height: 1.5em;
    padding: 0;
}

.form-status.success {
    color: var(--accent-primary);
}

.form-status.error {
    color: var(--accent-danger);
}

/* ===== FOOTER ===== */
.footer {
    padding: 32px 0;
    border-top: 1px solid var(--border-subtle);
    position: relative;
    z-index: 1;
}

.footer-content {
    text-align: center;
}

.footer-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.footer-code {
    color: var(--accent-primary);
    font-family: var(--font-mono);
    font-weight: 700;
}

.footer-separator {
    color: var(--text-muted);
}

.footer-security {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-top: 8px;
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-glow);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateY(-3px);
}

.btt-arrow {
    font-size: 1.2rem;
    font-weight: 700;
}

/* ===== SCROLL REVEAL ANIMATION ===== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.7s var(--ease-out);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .certs-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    /* Profil fotoğrafı terminal altında göster */
    .hero-visual {
        order: -1;
        margin-bottom: 32px;
    }
    .cyber-shield {
        width: 260px;
        height: 260px;
        margin: 0 auto;
    }
    .profile-photo-wrapper {
        width: 160px;
        height: 160px;
    }
    .hero-content {
        text-align: left;
    }

    /* Scroll indicator düzeltmesi */
    .scroll-indicator {
        position: static;
        transform: none;
        margin-top: 40px;
        animation: scrollBounceStatic 2.5s ease-in-out infinite;
    }

    .hero {
        min-height: auto;
        padding-top: calc(var(--nav-height) + 40px);
        padding-bottom: 40px;
    }
}

@keyframes scrollBounceStatic {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

@media (max-width: 768px) {
    :root {
        --nav-height: 64px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 100px 32px 32px;
        gap: 8px;
        border-left: 1px solid var(--border-subtle);
        transition: right var(--transition-normal);
        z-index: 1005;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        width: 100%;
        padding: 12px 16px;
        font-size: 1rem;
    }

    .section {
        padding: 72px 0;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .about-info-grid {
        grid-template-columns: 1fr;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .certs-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        padding: 24px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .btn {
        justify-content: center;
    }

    .timeline {
        padding-left: 32px;
    }

    .timeline::before {
        left: 10px;
    }

    .timeline-marker {
        left: -32px;
    }

    .timeline-header-info {
        flex-direction: column;
        gap: 8px;
    }

    /* Mobilde profil fotoğrafı daha küçük */
    .cyber-shield {
        width: 220px;
        height: 220px;
    }
    .profile-photo-wrapper {
        width: 140px;
        height: 140px;
    }

    /* Scroll indicator mobilde daha kompakt */
    .scroll-indicator {
        margin-top: 32px;
    }
}

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

    .hero-name {
        font-size: 1.8rem;
    }

    .container {
        padding: 0 16px;
    }

    /* Küçük ekranlarda profil daha da küçük */
    .cyber-shield {
        width: 180px;
        height: 180px;
    }
    .profile-photo-wrapper {
        width: 110px;
        height: 110px;
    }

    .scroll-indicator {
        margin-top: 24px;
    }
}

/* ===== LANGUAGE TOGGLE ===== */
.nav-lang-item {
    margin-left: 8px;
}

.lang-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    background: rgba(0, 255, 136, 0.08);
    border: 1.5px solid rgba(0, 255, 136, 0.25);
    border-radius: 50px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    letter-spacing: 1px;
    white-space: nowrap;
}

.lang-toggle:hover {
    background: rgba(0, 255, 136, 0.15);
    border-color: rgba(0, 255, 136, 0.5);
    box-shadow: 0 0 16px rgba(0, 255, 136, 0.15);
    transform: scale(1.05);
}

.lang-toggle:active {
    transform: scale(0.97);
}

.lang-flag {
    font-size: 1.1rem;
    line-height: 1;
}

.lang-label {
    font-size: 0.78rem;
}

/* ===== CV DOWNLOAD BUTTON ===== */
.btn-cv {
    border-color: rgba(0, 212, 255, 0.35);
    color: var(--accent-secondary);
}

.btn-cv:hover {
    background: rgba(0, 212, 255, 0.12);
    border-color: rgba(0, 212, 255, 0.6);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
}

/* Mobile lang toggle */
@media (max-width: 768px) {
    .nav-lang-item {
        margin-left: 0;
        margin-top: 12px;
        padding-top: 12px;
        border-top: 1px solid var(--border-subtle);
        width: 100%;
    }

    .lang-toggle {
        width: 100%;
        justify-content: center;
        padding: 12px 16px;
        font-size: 0.9rem;
    }
}

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

    html {
        scroll-behavior: auto;
    }
}

/* ============================================================
   UPDATED / UPGRADED THEMES & CONTROLS
   ============================================================ */

/* Cyberpunk Neon Theme */
body.theme-cyberpunk {
    --bg-primary: #0b0514;
    --bg-secondary: #120920;
    --bg-tertiary: #1b0e30;
    --bg-card: rgba(18, 9, 32, 0.7);
    --bg-card-hover: rgba(27, 14, 48, 0.9);
    --bg-glass: rgba(18, 9, 32, 0.6);
    
    --text-primary: #f1ecf9;
    --text-secondary: #c9bedc;
    --text-muted: #84729f;
    
    --accent-primary: #ff007f; /* Neon Hot Pink */
    --accent-primary-dim: rgba(255, 0, 127, 0.15);
    --accent-secondary: #9d4edd; /* Purple Glow */
    --accent-secondary-dim: rgba(157, 78, 221, 0.15);
    --accent-tertiary: #8b5cf6;
    
    --gradient-primary: linear-gradient(135deg, #ff007f, #9d4edd);
    --border-accent: rgba(255, 0, 127, 0.3);
    --shadow-glow: 0 0 30px rgba(255, 0, 127, 0.15);
    --shadow-glow-strong: 0 0 50px rgba(255, 0, 127, 0.25);
}

/* Amber Terminal Theme */
body.theme-amber {
    --bg-primary: #0e0a05;
    --bg-secondary: #171109;
    --bg-tertiary: #241a0e;
    --bg-card: rgba(23, 17, 9, 0.7);
    --bg-card-hover: rgba(36, 26, 14, 0.9);
    --bg-glass: rgba(23, 17, 9, 0.6);
    
    --text-primary: #ffebd6;
    --text-secondary: #dfb285;
    --text-muted: #96704b;
    
    --accent-primary: #ff9a00; /* Glowing Amber */
    --accent-primary-dim: rgba(255, 154, 0, 0.15);
    --accent-secondary: #d4a017; /* Bronze/Gold */
    --accent-secondary-dim: rgba(212, 160, 23, 0.15);
    --accent-tertiary: #c87f0a;
    
    --gradient-primary: linear-gradient(135deg, #ff9a00, #d4a017);
    --border-accent: rgba(255, 154, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(255, 154, 0, 0.15);
    --shadow-glow-strong: 0 0 50px rgba(255, 154, 0, 0.25);
}

/* Theme Dropdown Positioning */
.nav-theme-item {
    position: relative;
    margin-left: 8px;
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 8px 18px;
    letter-spacing: 1px;
}

.theme-toggle:hover {
    color: var(--accent-primary);
    background: var(--accent-primary-dim);
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
}

.theme-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 8px;
    display: none;
    flex-direction: column;
    gap: 6px;
    min-width: 170px;
    box-shadow: var(--shadow-lg);
    z-index: 1010;
    backdrop-filter: blur(10px);
}

.theme-dropdown.show {
    display: flex;
    animation: dropdownFadeIn 0.2s var(--ease-out) forwards;
}

@keyframes dropdownFadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

.theme-opt {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    font-size: 0.85rem;
    width: 100%;
    text-align: left;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    color: var(--text-secondary);
    font-family: var(--font-primary);
}

.theme-opt:hover {
    background: var(--bg-tertiary);
    color: var(--accent-primary);
}

.theme-opt.active {
    background: var(--accent-primary-dim);
    color: var(--accent-primary);
    font-weight: 700;
    border: 1px solid rgba(0, 255, 136, 0.2);
}

body.theme-cyberpunk .theme-opt.active {
    border-color: rgba(255, 0, 127, 0.2);
}

body.theme-amber .theme-opt.active {
    border-color: rgba(255, 154, 0, 0.2);
}

.opt-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.dot-matrix { background: #00ff88; box-shadow: 0 0 6px #00ff88; }
.dot-cyber { background: #ff007f; box-shadow: 0 0 6px #ff007f; }
.dot-amber { background: #ff9a00; box-shadow: 0 0 6px #ff9a00; }

/* Responsive styles for theme */
@media (max-width: 768px) {
    .nav-theme-item {
        margin-left: 0;
        margin-top: 8px;
        width: 100%;
    }

    .theme-toggle {
        width: 100%;
        justify-content: center;
        padding: 12px 16px;
        font-size: 0.9rem;
    }

    .theme-dropdown {
        position: static;
        width: 100%;
        margin-top: 6px;
        box-shadow: none;
        border-color: var(--border-subtle);
    }
}

/* ============================================================
   INTERACTIVE TERMINAL STYLES
   ============================================================ */
.interactive-terminal {
    display: flex;
    flex-direction: column;
    height: 410px;
    border: 1px solid var(--border-subtle);
    transition: all var(--transition-normal);
    background: rgba(10, 14, 23, 0.9);
}

.interactive-terminal.focused {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
}

.terminal-badge {
    margin-left: auto;
    font-size: 0.65rem;
    font-family: var(--font-mono);
    background: var(--accent-primary-dim);
    color: var(--accent-primary);
    padding: 2px 8px;
    border-radius: 50px;
    letter-spacing: 0.5px;
    font-weight: 600;
}

#interactive-terminal-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

#interactive-terminal-body::-webkit-scrollbar {
    width: 6px;
}

#interactive-terminal-body::-webkit-scrollbar-track {
    background: transparent;
}

#interactive-terminal-body::-webkit-scrollbar-thumb {
    background: var(--border-subtle);
    border-radius: 3px;
}

.terminal-welcome {
    color: var(--text-muted);
    margin-bottom: 12px;
    font-style: italic;
}

.neofetch-output {
    margin-bottom: 12px;
}

.terminal-input-line {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.terminal-input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.82rem;
    caret-color: var(--accent-primary);
}

.terminal-line-output {
    margin-bottom: 8px;
    white-space: pre-wrap;
    word-break: break-word;
}

.terminal-quick-buttons {
    display: flex;
    gap: 8px;
    padding: 12px 20px;
    background: rgba(0, 0, 0, 0.25);
    border-top: 1px solid var(--border-subtle);
    flex-wrap: wrap;
}

.term-btn {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-weight: 500;
}

.term-btn:hover {
    border-color: var(--border-accent);
    color: var(--accent-primary);
    background: var(--accent-primary-dim);
    transform: translateY(-1px);
}

.term-btn:active {
    transform: translateY(0);
}

/* ============================================================
   MODALS (PROJECT DETAIL & CV DOWNLOAD)
   ============================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 9, 15, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2500;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s var(--ease-out);
    padding: 16px;
}

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

.modal-container {
    background: var(--bg-secondary);
    border: 1.5px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px;
    max-width: 680px;
    width: 100%;
    position: relative;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
    transform: scale(0.94);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), border-color var(--transition-normal);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-overlay.show .modal-container {
    transform: scale(1);
    border-color: var(--border-accent);
    box-shadow: var(--shadow-glow);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 2rem;
    color: var(--text-muted);
    transition: all var(--transition-fast);
    line-height: 0.5;
    z-index: 10;
}

.modal-close:hover {
    color: var(--accent-danger);
    transform: scale(1.1) rotate(90deg);
}

/* CV MODAL SPECIFIC */
.cv-modal-container {
    max-width: 480px;
}

.modal-title {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-family: var(--font-primary);
}

.modal-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.cv-options-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.cv-option-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.cv-option-card:hover {
    border-color: var(--border-accent);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.cv-option-icon {
    font-size: 2.2rem;
}

.cv-option-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.cv-option-name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.cv-option-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.cv-option-download-btn {
    margin-left: auto;
    font-size: 1.3rem;
    opacity: 0.6;
    transition: all var(--transition-fast);
}

.cv-option-card:hover .cv-option-download-btn {
    opacity: 1;
    transform: translateY(2px);
    color: var(--accent-primary);
}

/* PROJECT MODAL SPECIFIC */
.project-modal-container {
    max-width: 820px;
}

.modal-project-header {
    display: flex;
    align-items: center;
    gap: 20px;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 20px;
    margin-bottom: 20px;
}

.modal-project-icon {
    font-size: 2.8rem;
    background: var(--bg-tertiary);
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
}

.modal-project-title {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--text-primary);
}

.modal-project-header-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
}

.modal-project-content {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    gap: 32px;
}

@media (max-width: 768px) {
    .modal-project-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

.modal-project-main h4,
.modal-project-sidebar h4 {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--accent-primary);
    text-transform: uppercase;
    margin-bottom: 10px;
    margin-top: 24px;
    letter-spacing: 0.8px;
    font-weight: 600;
}

.modal-project-main h4:first-child {
    margin-top: 0;
}

.modal-project-main p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.modal-project-sidebar {
    background: rgba(0, 0, 0, 0.2);
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    height: fit-content;
}

.modal-project-sidebar h4 {
    margin-top: 0;
}

.modal-project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.modal-project-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.modal-project-links .btn {
    width: 100%;
    justify-content: center;
    padding: 12px 20px;
    font-size: 0.875rem;
}

/* Optional Project Screenshot inside Modal */
.modal-project-screenshot-wrapper {
    margin-top: 24px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    background: #000;
}

.modal-project-screenshot {
    width: 100%;
    height: auto;
    max-height: 300px;
    object-fit: contain;
    display: block;
    transition: transform 0.5s ease;
}

.modal-project-screenshot-wrapper:hover .modal-project-screenshot {
    transform: scale(1.02);
}

/* Project Card Hover improvements */
.project-card {
    cursor: pointer;
    transition: all var(--transition-normal);
}

.project-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

/* PREMIUM SCREENSHOT SLIDER INSIDE MODAL */
.modal-project-slider-container {
    position: relative;
    margin-top: 24px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    background: #090d16;
    width: 100%;
}

.modal-project-slider-track {
    display: flex;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    width: 100%;
    height: 380px;
}

.modal-project-slide {
    min-width: 100%;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.modal-project-slide img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
    user-select: none;
    pointer-events: none;
    transition: transform 0.5s ease;
}

.modal-project-slide:hover img {
    transform: scale(1.03);
}

/* Slider Navigation */
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(10, 14, 23, 0.7);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
    z-index: 10;
    backdrop-filter: blur(4px);
    user-select: none;
}

.slider-arrow:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.slider-arrow.prev {
    left: 12px;
}

.slider-arrow.next {
    right: 12px;
}

/* Slider Indicators */
.slider-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border-subtle);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.slider-dot:hover {
    background: var(--text-secondary);
}

.slider-dot.active {
    background: var(--accent-primary);
    width: 20px;
    border-radius: 4px;
    box-shadow: var(--shadow-glow);
}