/* ============================================
   kovarik.eu — Personal Developer Portfolio
   Dark Theme CSS
   ============================================ */

:root,
[data-bs-theme="dark"] {
    --bg-primary: #0f0f1a;
    --bg-secondary: #161625;
    --bg-darker: #0a0a14;
    --bg-card: #1a1a2e;
    --accent: #00d4ff;
    --accent-secondary: #7c3aed;
    --accent-gradient: linear-gradient(135deg, #00d4ff, #7c3aed);
    --text-primary: #e4e4e7;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --border-color: rgba(255, 255, 255, 0.06);
    --navbar-bg: rgba(15, 15, 26, 0.85);
    --navbar-bg-scrolled: rgba(15, 15, 26, 0.95);
    --navbar-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    --card-hover-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    --code-keyword: #c792ea;
    --code-type: #82aaff;
    --code-string: #c3e88d;
    --code-comment: #546e7a;
    --code-property: #f78c6c;
    --code-bracket: #89ddff;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

[data-bs-theme="light"] {
    --bg-primary: #f8f9fb;
    --bg-secondary: #eef1f6;
    --bg-darker: #e4e8ef;
    --bg-card: #ffffff;
    --accent: #0284c7;
    --accent-secondary: #7c3aed;
    --accent-gradient: linear-gradient(135deg, #0284c7, #7c3aed);
    --text-primary: #1a1a2e;
    --text-secondary: #4b5563;
    --text-muted: #6b7280;
    --border-color: rgba(15, 23, 42, 0.08);
    --navbar-bg: rgba(248, 249, 251, 0.85);
    --navbar-bg-scrolled: rgba(248, 249, 251, 0.95);
    --navbar-shadow: 0 4px 30px rgba(15, 23, 42, 0.08);
    --card-hover-shadow: 0 20px 40px rgba(15, 23, 42, 0.1);
    --code-keyword: #7c3aed;
    --code-type: #0284c7;
    --code-string: #16a34a;
    --code-comment: #94a3b8;
    --code-property: #ea580c;
    --code-bracket: #0891b2;
}

body {
    transition: background-color 0.3s ease, color 0.3s ease;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ---- Selection ---- */
::selection {
    background: var(--accent);
    color: var(--bg-primary);
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-darker); }
::-webkit-scrollbar-thumb { background: var(--accent-secondary); border-radius: 4px; }

/* ============================================
   NAVBAR
   ============================================ */
#mainNav {
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    padding: 0.75rem 0;
}

#mainNav.scrolled {
    background: var(--navbar-bg-scrolled);
    box-shadow: var(--navbar-shadow);
}

#mainNav .navbar-brand {
    font-family: var(--font-mono);
    color: var(--accent) !important;
    font-size: 1.15rem;
    letter-spacing: -0.02em;
}

#mainNav .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s ease;
    position: relative;
}

#mainNav .nav-link:hover,
#mainNav .nav-link.active {
    color: var(--accent) !important;
}

#mainNav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--bg-primary);
}

#particleCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.hero-section > .container {
    position: relative;
    z-index: 1;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.08), transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -15%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.06), transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.hero-label {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.hero-name {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 0.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    font-weight: 300;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 550px;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-code-block {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    line-height: 1.8;
    max-width: 480px;
    position: relative;
    overflow: hidden;
}

.hero-code-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
}

.hero-code-block .code-dots {
    display: flex;
    gap: 6px;
    margin-bottom: 1rem;
}

.hero-code-block .code-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.hero-code-block .code-dots span:nth-child(1) { background: #ff5f57; }
.hero-code-block .code-dots span:nth-child(2) { background: #febc2e; }
.hero-code-block .code-dots span:nth-child(3) { background: #28c840; }

.code-keyword { color: var(--code-keyword); }
.code-type { color: var(--code-type); }
.code-string { color: var(--code-string); }
.code-comment { color: var(--code-comment); font-style: italic; }
.code-property { color: var(--code-property); }
.code-bracket { color: var(--code-bracket); }

/* ============================================
   BUTTONS
   ============================================ */
.btn-accent {
    background: var(--accent-gradient);
    color: var(--bg-primary) !important;
    font-weight: 600;
    border: none;
    padding: 0.7rem 2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    letter-spacing: 0.02em;
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.25);
    color: var(--bg-primary) !important;
}

.btn-outline-accent {
    border: 1px solid var(--accent);
    color: var(--accent) !important;
    font-weight: 500;
    padding: 0.7rem 2rem;
    border-radius: 8px;
    background: transparent;
    transition: all 0.3s ease;
}

.btn-outline-accent:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
    color: var(--accent) !important;
}

/* ============================================
   SECTION STYLES
   ============================================ */
section {
    padding: 6rem 0;
}

.section-alt {
    background-color: var(--bg-secondary);
}

.section-label {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    display: block;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 3rem;
}

.section-divider {
    width: 60px;
    height: 3px;
    background: var(--accent-gradient);
    border: none;
    margin-bottom: 2rem;
    border-radius: 2px;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-text p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 1rem;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.highlight-item {
    text-align: center;
    padding: 1.5rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.highlight-item:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.highlight-number {
    font-size: 2rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: 0.25rem;
}

.highlight-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   SKILLS / TECH SECTION
   ============================================ */
.skill-category {
    margin-bottom: 2.5rem;
}

.skill-category-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-category-title i {
    color: var(--accent);
    width: 20px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.skill-tag {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 0.45rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    cursor: default;
}

.skill-tag:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(0, 212, 255, 0.05);
}

/* ============================================
   EXPERIENCE / TIMELINE
   ============================================ */
.timeline {
    position: relative;
    padding-left: 2rem;
}

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

.timeline-item {
    position: relative;
    padding-bottom: 3rem;
}

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

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2rem;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent);
    border: 3px solid var(--bg-primary);
    transform: translateX(-5px);
}

.timeline-period {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.timeline-role {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.timeline-company {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.timeline-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ============================================
   PROJECTS
   ============================================ */
.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    height: 100%;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

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

.project-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(0, 212, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    font-size: 1.3rem;
    color: var(--accent);
}

.project-card h4 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.project-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.project-tech span {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
    background: rgba(0, 212, 255, 0.08);
    border-radius: 4px;
    color: var(--accent);
}

.project-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 1.25rem;
}

.project-actions .btn {
    white-space: nowrap;
}

/* ============================================
   CASE STUDIES
   ============================================ */
.case-study-hero {
    padding: 8rem 0 5rem;
    position: relative;
    overflow: hidden;
    background:
        linear-gradient(135deg, rgba(0, 212, 255, 0.08), transparent 34%),
        linear-gradient(215deg, rgba(124, 58, 237, 0.09), transparent 42%),
        var(--bg-primary);
}

.case-study-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.75), transparent 85%);
    pointer-events: none;
}

[data-bs-theme="light"] .case-study-hero::before {
    background-image:
        linear-gradient(rgba(15, 23, 42, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 23, 42, 0.05) 1px, transparent 1px);
}

.case-study-hero > .container {
    position: relative;
    z-index: 1;
}

.case-study-hero-list {
    padding-bottom: 4rem;
}

.case-study-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    transition: color 0.2s ease;
}

.case-study-back-link:hover {
    color: var(--accent);
}

.case-study-title {
    font-size: clamp(2.4rem, 6vw, 4.4rem);
    line-height: 1.04;
    font-weight: 700;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

.case-study-lead {
    color: var(--text-secondary);
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    line-height: 1.8;
    max-width: 660px;
    margin-bottom: 2rem;
}

.case-study-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.case-study-shot {
    margin: 0;
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    box-shadow: var(--card-hover-shadow);
}

.case-study-shot img {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    background: var(--bg-darker);
}

.case-study-shot-hero {
    transform: rotate(1deg);
}

.case-study-shot-hero img {
    aspect-ratio: 16 / 9;
    object-fit: contain;
}

.case-study-shot figcaption {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
    padding: 0.85rem 1rem 1rem;
    border-top: 1px solid var(--border-color);
}

.case-study-meta-section {
    padding: 2rem 0;
}

.case-study-meta-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.case-study-meta-grid > div {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1.1rem;
}

.case-study-meta-grid span {
    display: block;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 0.4rem;
}

.case-study-meta-grid strong {
    display: block;
    color: var(--text-primary);
    font-size: 0.98rem;
    line-height: 1.45;
}

.case-study-content-section,
.case-study-gallery-section,
.case-study-list-section,
.case-study-next-section {
    padding: 5rem 0;
}

.case-study-narrative {
    max-width: 760px;
}

.case-study-narrative h2,
.case-study-sidebar h2,
.case-study-next-card h2 {
    color: var(--text-primary);
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.case-study-narrative h2:not(:first-child) {
    margin-top: 2.5rem;
}

.case-study-narrative p {
    color: var(--text-secondary);
    font-size: 1.02rem;
    line-height: 1.85;
}

.case-study-check-list,
.case-study-highlight-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.case-study-check-list li {
    position: relative;
    color: var(--text-secondary);
    padding-left: 1.8rem;
    margin-bottom: 0.85rem;
    line-height: 1.7;
}

.case-study-check-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.65rem;
    width: 0.7rem;
    height: 0.7rem;
    border-radius: 50%;
    background: var(--accent-gradient);
}

.case-study-sidebar {
    position: sticky;
    top: 100px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 1.5rem;
}

.case-study-sidebar .skill-tags {
    margin-bottom: 2rem;
}

.case-study-highlight-list li {
    display: flex;
    gap: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 0.9rem;
}

.case-study-highlight-list i {
    color: var(--accent);
    margin-top: 0.25rem;
}

.case-study-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.case-study-gallery-grid .case-study-shot img {
    object-fit: contain;
}

.case-study-gallery-grid .case-study-shot-phone {
    width: 100%;
    max-width: 260px;
    justify-self: center;
}

.case-study-gallery-grid .case-study-shot-phone img {
    aspect-ratio: 9 / 19.5;
}

.case-study-list-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
}

.case-study-list-card {
    display: grid;
    grid-template-columns: minmax(180px, 0.85fr) minmax(0, 1.15fr);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    overflow: hidden;
    min-height: 100%;
}

.case-study-list-media {
    display: block;
    background: var(--bg-darker);
}

.case-study-list-media img {
    width: 100%;
    height: 100%;
    min-height: 260px;
    object-fit: cover;
}

.case-study-list-body {
    padding: 1.5rem;
}

.case-study-eyebrow {
    display: block;
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.55rem;
}

.case-study-list-body h2 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.case-study-list-body p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
}

.case-study-next-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 2rem;
}

.case-study-next-card .section-label {
    margin-bottom: 0.35rem;
}

.case-study-next-card h2 {
    margin-bottom: 0;
}

/* ============================================
   CONTACT
   ============================================ */
.contact-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.contact-card i {
    font-size: 2rem;
    margin-bottom: 1rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-card h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-card a,
.contact-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-card a:hover {
    color: var(--accent);
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

/* ============================================
   TYPING CURSOR
   ============================================ */
.typing-cursor::after {
    content: '|';
    animation: blink 1s step-end infinite;
    color: var(--accent);
    font-weight: 300;
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    section {
        padding: 4rem 0;
    }

    .case-study-hero {
        padding: 6rem 0 3.5rem;
    }

    .case-study-content-section,
    .case-study-gallery-section,
    .case-study-list-section,
    .case-study-next-section {
        padding: 3.75rem 0;
    }

    .case-study-meta-grid,
    .case-study-gallery-grid,
    .case-study-list-grid {
        grid-template-columns: 1fr;
    }

    .case-study-list-card {
        grid-template-columns: 1fr;
    }

    .case-study-list-media img {
        min-height: 220px;
    }

    .case-study-sidebar {
        position: static;
    }

    .case-study-next-card {
        align-items: flex-start;
        flex-direction: column;
    }

    .hero-code-block {
        margin-top: 2rem;
    }

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

    .timeline {
        padding-left: 1.5rem;
    }
}

@media (max-width: 576px) {
    html {
        font-size: 14px;
    }

    .case-study-actions,
    .project-actions {
        flex-direction: column;
    }

    .case-study-actions .btn,
    .project-actions .btn {
        width: 100%;
    }

    .case-study-shot-hero {
        transform: none;
    }

    .case-study-meta-grid > div,
    .case-study-sidebar,
    .case-study-next-card,
    .case-study-list-body {
        padding: 1.15rem;
    }

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

    .hero-code-block {
        display: none;
    }
}

/* ============================================
   SCROLL PROGRESS INDICATOR
   ============================================ */
#scrollProgress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--accent-gradient);
    z-index: 9999;
    transition: width 0.1s linear;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

/* ============================================
   THEME TOGGLE
   ============================================ */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: 0.5rem;
    cursor: pointer;
    transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease, transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.theme-toggle:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: rgba(0, 212, 255, 0.06);
    transform: rotate(15deg);
}

.theme-toggle:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.theme-toggle .icon-sun,
.theme-toggle .icon-moon {
    position: absolute;
    transition: opacity 0.25s ease, transform 0.4s ease;
}

[data-bs-theme="dark"] .theme-toggle .icon-sun {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

[data-bs-theme="dark"] .theme-toggle .icon-moon {
    opacity: 0;
    transform: rotate(-90deg) scale(0.5);
}

[data-bs-theme="light"] .theme-toggle .icon-sun {
    opacity: 0;
    transform: rotate(90deg) scale(0.5);
}

[data-bs-theme="light"] .theme-toggle .icon-moon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

@media (max-width: 767.98px) {
    .theme-toggle {
        margin-left: 0;
        margin-top: 0.5rem;
    }
}

/* ============================================
   LANGUAGE SWITCHER
   ============================================ */
.lang-switch {
    display: inline-flex;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 2px;
    background: transparent;
}

.lang-switch .lang-btn {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    transition: color 0.25s ease, background-color 0.25s ease;
    line-height: 1;
    display: inline-flex;
    align-items: center;
}

.lang-switch .lang-btn:hover {
    color: var(--accent);
}

.lang-switch .lang-btn.active {
    background: var(--accent-gradient);
    color: var(--bg-primary);
    cursor: default;
}

.lang-switch .lang-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}
/* ============================================
   COMMAND PALETTE (Ctrl + K)
   ============================================ */
.cmdk-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 999px;
    padding: 0.3rem 0.7rem;
    font-size: 0.8rem;
    line-height: 1;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.cmdk-trigger:hover,
.cmdk-trigger:focus-visible {
    color: var(--accent);
    border-color: var(--accent);
    outline: none;
}

.cmdk-trigger-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
}

.cmdk-kbd {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    background: var(--bg-darker);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 2px 6px;
    line-height: 1;
}

.cmdk-kbd-mod {
    margin-right: 2px;
}

@media (max-width: 575.98px) {
    .cmdk-trigger-label,
    .cmdk-kbd {
        display: none;
    }
}

.cmdk-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 1100;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 12vh 1rem 1rem;
    opacity: 0;
    transition: opacity 0.18s ease;
}

.cmdk-backdrop.open {
    opacity: 1;
}

.cmdk-backdrop[hidden] {
    display: none !important;
}

[data-bs-theme="light"] .cmdk-backdrop {
    background: rgba(15, 15, 26, 0.35);
}

.cmdk-panel {
    width: 100%;
    max-width: 640px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.45);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    max-height: min(70vh, 560px);
    transform: translateY(-8px) scale(0.98);
    transition: transform 0.18s ease;
}

.cmdk-backdrop.open .cmdk-panel {
    transform: translateY(0) scale(1);
}

.cmdk-input-wrap {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.cmdk-input-icon {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.cmdk-input {
    flex: 1;
    background: transparent;
    border: 0;
    outline: none;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: var(--font-sans, inherit);
}

.cmdk-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.cmdk-esc {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    background: var(--bg-darker);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 2px 6px;
}

.cmdk-list {
    overflow-y: auto;
    padding: 0.4rem;
    flex: 1;
}

.cmdk-group {
    margin-bottom: 0.4rem;
}

.cmdk-group:last-child {
    margin-bottom: 0;
}

.cmdk-group[hidden] {
    display: none;
}

.cmdk-group-title {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
    padding: 0.5rem 0.75rem 0.25rem;
}

.cmdk-item {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    width: 100%;
    text-align: left;
    background: transparent;
    border: 0;
    color: var(--text-primary);
    padding: 0.55rem 0.75rem;
    border-radius: 8px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background-color 0.12s ease, color 0.12s ease;
}

.cmdk-item[hidden] {
    display: none;
}

.cmdk-item i {
    color: var(--accent);
    width: 1.1rem;
    text-align: center;
    font-size: 0.9rem;
}

.cmdk-item:hover,
.cmdk-item.active {
    background: var(--bg-darker);
    color: var(--accent);
    outline: none;
}

[data-bs-theme="light"] .cmdk-item:hover,
[data-bs-theme="light"] .cmdk-item.active {
    background: rgba(0, 0, 0, 0.05);
}

.cmdk-empty {
    padding: 1.5rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.cmdk-footer {
    display: flex;
    gap: 1rem;
    padding: 0.55rem 0.85rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-darker);
    color: var(--text-secondary);
    font-size: 0.7rem;
    flex-wrap: wrap;
}

.cmdk-footer kbd {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 1px 5px;
    margin-right: 3px;
}

@media (prefers-reduced-motion: reduce) {
    .cmdk-backdrop,
    .cmdk-panel {
        transition: none;
    }
}


/* ============================================
   CONTACT FORM
   ============================================ */
.contact-form-wrap {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.contact-form-title {
    font-size: 1.4rem;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.contact-form-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.contact-form .form-label {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.35rem;
}

.contact-form .form-control {
    background-color: var(--bg-darker);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.6rem 0.85rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.contact-form .form-control:focus {
    background-color: var(--bg-darker);
    border-color: var(--accent);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

.contact-form .form-control::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.contact-form textarea.form-control {
    resize: vertical;
    min-height: 140px;
}

.contact-form .text-danger {
    display: inline-block;
    margin-top: 0.3rem;
}

/* Honeypot — visually hidden but technically present so naive bots fill it. */
.hp-field {
    position: absolute !important;
    left: -10000px !important;
    top: auto !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
}

@media (max-width: 575.98px) {
    .contact-form-wrap {
        padding: 1.25rem;
    }
}

/* ============================================
   VISUAL SYSTEM UPDATE
   ============================================ */
:root,
[data-bs-theme="dark"] {
    --bg-primary: #101214;
    --bg-secondary: #171a1d;
    --bg-darker: #0b0d0f;
    --bg-card: #1b1f22;
    --accent: #d5ff4f;
    --accent-secondary: #9fca2f;
    --accent-gradient: linear-gradient(135deg, #e4ff73, #a9d63d);
    --text-primary: #f2f4ef;
    --text-secondary: #a7ada5;
    --text-muted: #737b74;
    --border-color: rgba(242, 244, 239, 0.12);
    --navbar-bg: rgba(16, 18, 20, 0.82);
    --navbar-bg-scrolled: rgba(16, 18, 20, 0.96);
    --navbar-shadow: 0 12px 32px rgba(0, 0, 0, 0.22);
    --card-hover-shadow: 0 20px 50px rgba(0, 0, 0, 0.26);
    --code-keyword: #d5ff4f;
    --code-type: #c6d2c1;
    --code-string: #b9d98a;
    --code-comment: #7f8b7d;
    --code-property: #f3c969;
    --code-bracket: #dfe8dc;
}

[data-bs-theme="light"] {
    --bg-primary: #f4f5f1;
    --bg-secondary: #e9ece6;
    --bg-darker: #dfe4dc;
    --bg-card: #fbfcf9;
    --accent: #4f7000;
    --accent-secondary: #759b16;
    --accent-gradient: linear-gradient(135deg, #678e0c, #9fbd36);
    --text-primary: #171a17;
    --text-secondary: #4f5750;
    --text-muted: #737b74;
    --border-color: rgba(23, 26, 23, 0.13);
    --navbar-bg: rgba(244, 245, 241, 0.86);
    --navbar-bg-scrolled: rgba(244, 245, 241, 0.97);
    --navbar-shadow: 0 12px 32px rgba(23, 26, 23, 0.1);
    --card-hover-shadow: 0 18px 40px rgba(23, 26, 23, 0.12);
    --code-keyword: #4f7000;
    --code-type: #42534a;
    --code-string: #557b20;
    --code-comment: #7e8b80;
    --code-property: #9a6200;
    --code-bracket: #3f5344;
}

html {
    scroll-padding-top: 88px;
}

body {
    letter-spacing: -0.01em;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.16;
    z-index: -1;
    background-image: radial-gradient(rgba(255, 255, 255, 0.08) 0.6px, transparent 0.6px);
    background-size: 5px 5px;
}

[data-bs-theme="light"] body::before {
    opacity: 0.22;
    background-image: radial-gradient(rgba(23, 26, 23, 0.08) 0.6px, transparent 0.6px);
}

#mainNav {
    padding: 1rem 0;
    border-bottom-color: transparent;
}

#mainNav.scrolled {
    border-bottom-color: var(--border-color);
}

#mainNav .navbar-brand {
    color: var(--text-primary) !important;
    letter-spacing: -0.04em;
}

#mainNav .navbar-brand i {
    color: var(--accent);
}

#mainNav .nav-link {
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

#mainNav .nav-link::after {
    height: 1px;
    background: var(--accent);
}

.navbar-toggler {
    color: var(--text-primary);
    padding: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 35%, transparent);
}

.hero-section {
    min-height: min(860px, 100vh);
    padding: 8rem 0 6rem;
    background:
        linear-gradient(105deg, transparent 0 58%, color-mix(in srgb, var(--accent) 5%, transparent) 58% 58.2%, transparent 58.2%),
        var(--bg-primary);
}

.hero-section::before,
.hero-section::after {
    border-radius: 0;
    width: 42vw;
    height: 42vw;
    background: radial-gradient(circle, color-mix(in srgb, var(--accent) 9%, transparent), transparent 68%);
}

.hero-section::before {
    top: -18%;
    right: -14%;
}

.hero-section::after {
    bottom: -30%;
    left: -18%;
    opacity: 0.45;
}

.hero-label,
.section-label {
    color: var(--accent);
    letter-spacing: 0.12em;
}

.hero-name {
    max-width: 8ch;
    color: var(--text-primary);
    background: none;
    -webkit-text-fill-color: initial;
    letter-spacing: -0.07em;
    line-height: 0.98;
}

.hero-title {
    display: flex;
    align-items: baseline;
    min-height: 1.8em;
    color: var(--accent);
    font-weight: 600;
    letter-spacing: 0.01em;
}

.hero-title-rotating {
    display: inline-block;
    width: 0;
    overflow: hidden;
    white-space: nowrap;
}

.hero-description {
    max-width: 590px;
    font-size: 1.08rem;
    line-height: 1.85;
}

.hero-code-block {
    max-width: 520px;
    border-radius: 4px;
    border-color: var(--border-color);
    background: color-mix(in srgb, var(--bg-card) 92%, transparent);
    box-shadow: 18px 18px 0 color-mix(in srgb, var(--accent) 9%, transparent);
}

.hero-code-block::before {
    height: 1px;
    background: var(--accent);
}

section {
    padding: 7.5rem 0;
}

.section-alt {
    border-top: 1px solid color-mix(in srgb, var(--border-color) 70%, transparent);
    border-bottom: 1px solid color-mix(in srgb, var(--border-color) 70%, transparent);
}

.section-title {
    letter-spacing: -0.045em;
}

.section-divider {
    height: 1px;
    width: 5rem;
    background: var(--accent);
}

.about-text p,
.timeline-desc,
.project-card p,
.contact-card a,
.contact-card p {
    line-height: 1.85;
}

.highlight-item,
.project-card,
.contact-card,
.contact-form-wrap,
.case-study-sidebar,
.case-study-meta-grid > div,
.case-study-next-card,
.case-study-list-card {
    border-radius: 4px;
    box-shadow: none;
}

.highlight-item {
    text-align: left;
    padding: 1.25rem;
    border-left: 2px solid var(--accent);
}

.highlight-number {
    color: var(--accent);
    background: none;
    -webkit-text-fill-color: initial;
}

.highlight-label {
    text-transform: none;
    letter-spacing: 0;
}

.skill-category {
    padding: 1.4rem 0;
    border-top: 1px solid var(--border-color);
}

.skill-category-title {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.skill-tag,
.project-tech span {
    border-radius: 2px;
    border-color: var(--border-color);
}

.skill-tag:hover {
    background: color-mix(in srgb, var(--accent) 10%, transparent);
}

.timeline {
    padding-left: 2.25rem;
}

.timeline::before {
    background: var(--border-color);
}

.timeline-item::before {
    width: 9px;
    height: 9px;
    background: var(--accent);
    border: 3px solid var(--bg-secondary);
}

.timeline-role {
    letter-spacing: -0.02em;
}

.project-card {
    padding: 1.6rem;
    border-top: 2px solid transparent;
}

.project-card::before {
    display: none;
}

.project-card:hover {
    border-color: var(--border-color);
    border-top-color: var(--accent);
    transform: translateY(-3px);
}

.project-icon {
    width: 42px;
    height: 42px;
    border-radius: 2px;
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    color: var(--accent);
}

.btn-accent,
.btn-outline-accent {
    border-radius: 2px;
    padding: 0.72rem 1.25rem;
}

.btn-accent {
    background: var(--accent);
    color: #11150b !important;
}

.btn-accent:hover {
    background: var(--accent);
    color: #11150b !important;
    box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 22%, transparent);
}

.btn-outline-accent {
    border-color: var(--accent);
}

.btn-outline-accent:hover {
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    transform: translateY(-2px);
}

.contact-card {
    padding: 1.5rem;
    border-top: 2px solid transparent;
}

.contact-card:hover {
    border-color: var(--border-color);
    border-top-color: var(--accent);
}

.contact-card i {
    color: var(--accent);
    background: none;
    -webkit-text-fill-color: initial;
}

.contact-form-wrap {
    padding: 2.25rem;
    background: var(--bg-card);
}

.contact-form .form-control {
    border-radius: 2px;
    border-color: var(--border-color);
}

.contact-form .form-control:focus {
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 24%, transparent);
}

.form-control.is-invalid,
.was-validated .form-control:invalid {
    border-color: #e26d6d;
}

.site-footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-color);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

@media (max-width: 768px) {
    section {
        padding: 5rem 0;
    }

    .hero-section {
        min-height: auto;
        padding: 8rem 0 5rem;
    }

    .hero-name {
        max-width: none;
    }

    .hero-code-block {
        box-shadow: 10px 10px 0 color-mix(in srgb, var(--accent) 9%, transparent);
    }
}

@media (max-width: 575.98px) {
    .hero-section {
        padding-top: 7rem;
    }

    .hero-title-rotating {
        display: none;
    }

    .hero-code-block {
        display: block;
        font-size: 0.7rem;
        padding: 1rem;
        overflow-x: auto;
    }

    .contact-form-wrap {
        padding: 1.25rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero-title-rotating {
        display: none;
    }

    .fade-in {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   EDITORIAL PORTFOLIO LAYOUT
   ============================================ */
.hero-section {
    isolation: isolate;
}

.hero-section::before {
    width: 1px;
    height: 72%;
    top: 14%;
    right: max(2rem, calc((100vw - 1320px) / 2));
    background: var(--border-color);
}

.hero-section::after {
    width: min(520px, 45vw);
    height: min(520px, 45vw);
    inset: auto -12% -35% auto;
    border: 1px solid color-mix(in srgb, var(--accent) 16%, transparent);
    background: transparent;
    transform: rotate(18deg);
}

.hero-name {
    font-size: clamp(3.6rem, 8vw, 7.4rem);
    margin-bottom: 1.25rem;
}

.hero-title {
    width: fit-content;
    min-height: 0;
    margin-bottom: 1.25rem;
    padding: 0.35rem 0.65rem;
    border-left: 2px solid var(--accent);
    background: color-mix(in srgb, var(--accent) 7%, transparent);
    font-family: var(--font-mono);
    font-size: clamp(0.82rem, 1.4vw, 1rem);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.hero-system-map {
    position: relative;
    max-width: 480px;
    margin-left: auto;
    border: 1px solid var(--border-color);
    background:
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px),
        color-mix(in srgb, var(--bg-card) 94%, transparent);
    background-size: 32px 32px;
    box-shadow: 18px 18px 0 color-mix(in srgb, var(--accent) 8%, transparent);
}

.system-map-heading,
.system-map-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.8rem 1rem;
    background: color-mix(in srgb, var(--bg-card) 94%, transparent);
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.04em;
}

.system-map-heading {
    border-bottom: 1px solid var(--border-color);
}

.system-map-footer {
    border-top: 1px solid var(--border-color);
}

.system-map-status {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--accent);
}

.system-map-status::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.system-map-canvas {
    position: relative;
    min-height: 350px;
}

.system-map-node {
    position: absolute;
    z-index: 2;
    display: grid;
    place-items: center;
    width: 74px;
    height: 74px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
}

.system-map-node-main {
    top: 50%;
    left: 50%;
    width: 108px;
    height: 108px;
    transform: translate(-50%, -50%);
    border-color: var(--accent);
    color: var(--accent);
    font-size: 1rem;
}

.system-map-node-web {
    top: 11%;
    left: 9%;
}

.system-map-node-ai {
    top: 15%;
    right: 8%;
}

.system-map-node-data {
    right: 16%;
    bottom: 8%;
}

.system-map-line {
    position: absolute;
    z-index: 1;
    height: 1px;
    transform-origin: left center;
    background: color-mix(in srgb, var(--accent) 52%, var(--border-color));
}

.system-map-line-a {
    top: 31%;
    left: 23%;
    width: 34%;
    transform: rotate(31deg);
}

.system-map-line-b {
    top: 34%;
    left: 55%;
    width: 28%;
    transform: rotate(-33deg);
}

.system-map-line-c {
    top: 57%;
    left: 57%;
    width: 27%;
    transform: rotate(48deg);
}

.section-heading-row {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 3rem;
}

.section-heading-row .section-subtitle {
    margin-bottom: 0;
}

.section-heading-link,
.project-text-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.section-heading-link:hover,
.project-text-link:hover {
    color: var(--accent);
}

.featured-projects {
    display: grid;
    gap: 1px;
    border: 1px solid var(--border-color);
    background: var(--border-color);
}

.featured-project {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr);
    min-height: 410px;
    background: var(--bg-primary);
}

.featured-project-reverse .featured-project-media {
    order: 2;
}

.featured-project-media {
    position: relative;
    display: grid;
    place-items: center;
    min-height: 360px;
    overflow: hidden;
    background: var(--bg-darker);
}

.featured-project-media::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid transparent;
    transition: border-color 0.2s ease;
}

.featured-project-media:hover::after {
    border-color: var(--accent);
}

.featured-project-media img {
    width: 100%;
    height: 100%;
    max-height: 500px;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.featured-project-media:hover img {
    transform: scale(1.015);
}

.featured-project-media-phone img {
    object-fit: contain;
    padding: 1.5rem;
}

.featured-project-body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(2rem, 5vw, 4rem);
    background: var(--bg-card);
}

.project-index {
    display: block;
    margin-bottom: 1rem;
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
}

.featured-project-body h3,
.supporting-project h3 {
    color: var(--text-primary);
    letter-spacing: -0.035em;
}

.featured-project-body h3 {
    margin-bottom: 1rem;
    font-size: clamp(1.8rem, 3vw, 2.65rem);
}

.featured-project-body p,
.supporting-project p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.featured-project-body .project-actions {
    align-items: center;
    gap: 1.25rem;
}

.supporting-projects {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 3rem;
    border-top: 1px solid var(--border-color);
}

.supporting-project {
    position: relative;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: start;
    gap: 1rem;
    padding: 2rem;
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.supporting-project:first-child {
    border-left: 1px solid var(--border-color);
}

.supporting-project-icon {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--border-color);
    color: var(--accent);
}

.supporting-project .project-index {
    margin-bottom: 0.45rem;
}

.supporting-project h3 {
    margin-bottom: 0.7rem;
    font-size: 1.08rem;
}

.supporting-project p {
    min-height: 7.5em;
    margin-bottom: 1rem;
    font-size: 0.86rem;
}

.supporting-project-link {
    color: var(--text-secondary);
}

.supporting-project-link:hover {
    color: var(--accent);
}

.utility-page {
    min-height: calc(100vh - 180px);
    padding: 10rem 0 7rem;
}

.utility-page-shell {
    max-width: 820px;
    padding-left: clamp(1.5rem, 6vw, 5rem);
    border-left: 1px solid var(--accent);
}

.utility-page-title {
    max-width: 14ch;
    margin: 0 0 2rem;
    color: var(--text-primary);
    font-size: clamp(2.5rem, 7vw, 5.5rem);
    font-weight: 700;
    line-height: 1.02;
    letter-spacing: -0.055em;
}

.utility-page-content {
    max-width: 680px;
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.9;
}

.error-request-id {
    margin-top: 2rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.error-request-id code {
    color: var(--accent);
}

.contact-form .btn-primary {
    border-color: var(--accent);
    border-radius: 2px;
    background: var(--accent);
    color: #11150b;
    font-weight: 600;
}

.contact-form .btn-primary:hover,
.contact-form .btn-primary:focus-visible {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 88%, white);
    color: #11150b;
}

.contact-form-wrap .alert {
    border-radius: 2px;
    border-width: 1px;
    background: transparent;
}

.contact-form-wrap .alert-success {
    border-color: color-mix(in srgb, #67c587 58%, var(--border-color));
    color: color-mix(in srgb, #67c587 80%, var(--text-primary));
}

.contact-form-wrap .alert-danger {
    border-color: color-mix(in srgb, #e26d6d 58%, var(--border-color));
    color: color-mix(in srgb, #e26d6d 80%, var(--text-primary));
}

.case-study-hero {
    background:
        linear-gradient(90deg, transparent 0 70%, color-mix(in srgb, var(--accent) 5%, transparent) 70% 70.2%, transparent 70.2%),
        var(--bg-primary);
}

.case-study-hero::before {
    opacity: 0.55;
    background-size: 64px 64px;
}

.case-study-title {
    max-width: 11ch;
    letter-spacing: -0.055em;
}

.case-study-shot {
    border-radius: 2px;
    box-shadow: 16px 16px 0 color-mix(in srgb, var(--accent) 7%, transparent);
}

.case-study-shot-hero {
    transform: none;
}

.case-study-meta-grid {
    gap: 1px;
    background: var(--border-color);
    border: 1px solid var(--border-color);
}

.case-study-meta-grid > div {
    border: 0;
    background: var(--bg-card);
}

.case-study-narrative h2 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.case-study-narrative h2::before {
    content: '';
    width: 1.75rem;
    height: 1px;
    background: var(--accent);
}

.case-study-list-grid {
    gap: 1px;
    border: 1px solid var(--border-color);
    background: var(--border-color);
}

.case-study-list-card {
    border: 0;
    border-radius: 0;
}

.case-study-list-media {
    overflow: hidden;
}

.case-study-list-media img {
    transition: transform 0.35s ease;
}

.case-study-list-media:hover img {
    transform: scale(1.015);
}

.cmdk-trigger,
.lang-switch,
.theme-toggle,
.cmdk-panel,
.cmdk-item {
    border-radius: 2px;
}

#scrollProgress {
    height: 2px;
    background: var(--accent);
    box-shadow: none;
}

@media (max-width: 991.98px) {
    .hero-system-map {
        max-width: 620px;
        margin: 1rem 0 0;
    }

    .featured-project {
        grid-template-columns: 1fr;
    }

    .featured-project-reverse .featured-project-media {
        order: 0;
    }

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

    .supporting-project {
        border-left: 1px solid var(--border-color);
    }

    .supporting-project p {
        min-height: 0;
    }
}

@media (max-width: 767.98px) {
    .section-heading-row {
        align-items: flex-start;
        flex-direction: column;
    }

    .featured-project-media {
        min-height: 260px;
    }

    .system-map-canvas {
        min-height: 300px;
    }

    .system-map-footer {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.25rem;
    }

    .utility-page {
        padding-top: 8rem;
    }
}

@media (max-width: 575.98px) {
    .hero-name {
        font-size: clamp(3rem, 18vw, 4.8rem);
    }

    .hero-actions,
    .hero-actions .btn {
        width: 100%;
    }

    .system-map-node {
        width: 58px;
        height: 58px;
        font-size: 0.62rem;
    }

    .system-map-node-main {
        width: 88px;
        height: 88px;
    }

    .featured-project-body {
        padding: 1.5rem;
    }

    .featured-project-media {
        min-height: 220px;
    }

    .supporting-project {
        grid-template-columns: auto 1fr;
        padding: 1.5rem;
    }

    .supporting-project-link {
        grid-column: 2;
    }

    .utility-page-shell {
        padding-left: 1.25rem;
    }

    .case-study-shot {
        box-shadow: 8px 8px 0 color-mix(in srgb, var(--accent) 7%, transparent);
    }
}