/* -------------------------------------------------------------
   MUHAMMAD AQNA - PORTFOLIO STYLESHEET (APPLE UI LUXURY EDITORIAL)
   Ultra-Clean, High-Trust Broken White & Slate Neutral Aesthetic
   Designed for Executive Authority, Autonomy, & Precision
   ------------------------------------------------------------- */

:root {
    --bg-main: #f5f5f7;        /* Apple Light Neutral Grey */
    --bg-surface: #ffffff;     /* Pure Crisp White Panels */
    --bg-alt: #fbfbfd;         /* Soft Luxury Paper Tint */
    
    --border-subtle: rgba(0, 0, 0, 0.08);  /* Ultra-Crisp Subtle Apple Border */
    --border-hover: rgba(0, 102, 204, 0.3);   /* System Azure Hover Border */
    
    --text-primary: #1d1d1f;   /* Apple Deep Charcoal (High Authority & Trust) */
    --text-secondary: #515154; /* Apple Secondary Slate */
    --text-muted: #86868b;     /* Apple Muted Gray */
    
    --accent: #0066cc;         /* Apple System Azure Blue */
    --accent-hover: #004499;   /* Deep Blue Hover */
    --accent-light: rgba(0, 102, 204, 0.06); /* System Azure Ambient Tint */
    
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-code: 'Fira Code', monospace;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.08);
    
    --transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.68;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    width: 100%;
    position: relative;
}

/* CONTAINER & LAYOUT */
.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 32px;
}

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

.glass-panel {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.glass-panel:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.glass-panel-sm {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 18px;
    transition: var(--transition);
}

.glass-panel-sm:hover {
    border-color: var(--accent);
}

/* TOP SCROLL PROGRESS BAR */
.scroll-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: #0066cc;
    width: 0%;
    z-index: 99999;
    box-shadow: 0 1px 6px rgba(0, 102, 204, 0.5);
    transition: width 0.08s ease-out;
}

/* SCROLL REVEAL ANIMATIONS */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* APPLE FROSTED NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-subtle);
    padding: 16px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-right: 48px;
    white-space: nowrap;
}

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

.logo-badge {
    font-size: 0.72rem;
    background: var(--accent-light);
    color: var(--accent);
    padding: 2px 8px;
    border-radius: 6px;
    border: 1px solid rgba(0, 102, 204, 0.15);
    font-weight: 600;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 22px;
    align-items: center;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.88rem;
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--accent);
}

.nav-btn {
    background: var(--text-primary) !important;
    color: #ffffff !important;
    padding: 8px 18px;
    border-radius: 980px;
    font-weight: 600 !important;
}

.nav-btn:hover {
    background: #000000 !important;
    transform: translateY(-1px);
}

.nav-right-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.lang-toggle-btn {
    background: var(--bg-alt);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    padding: 6px 14px;
    border-radius: 980px;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.lang-toggle-btn:hover {
    background: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.2);
}

.hamburger {
    display: none;
    font-size: 1.25rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* HERO SECTION */
.hero-section {
    position: relative;
    padding: 160px 0 80px;
    min-height: 82vh;
    display: flex;
    align-items: center;
    background: linear-gradient(180deg, #ffffff 0%, var(--bg-main) 100%);
}

.hero-bg-glow {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 350px;
    background: radial-gradient(circle, rgba(0, 102, 204, 0.04) 0%, rgba(0, 0, 0, 0) 70%);
    z-index: 0;
    pointer-events: none;
}

.hero-container-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.35fr 0.85fr;
    gap: 48px;
    align-items: center;
}

.badge-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

.badge {
    padding: 6px 14px;
    border-radius: 980px;
    font-size: 0.82rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #ffffff;
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
}

.badge i {
    color: var(--accent);
}

.badge-glow {
    border-color: rgba(0, 102, 204, 0.2);
    background: var(--accent-light);
    color: var(--accent);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.1rem;
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -1.5px;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.hero-subtitle-text {
    display: block;
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: -0.5px;
    margin-top: 8px;
}

.hero-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 680px;
    margin-bottom: 36px;
    font-weight: 400;
}

.hero-description strong {
    color: var(--text-primary);
}

.hero-cta-group {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: nowrap;
    align-items: center;
}

.btn {
    padding: 12px 24px;
    border-radius: 980px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.92rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(0, 102, 204, 0.25);
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: #ffffff;
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: #f5f5f7;
    border-color: rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 0.98rem;
}

.hero-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.metric-value {
    font-family: var(--font-heading);
    font-size: 1.55rem;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: -0.5px;
}

.metric-label {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* MINIMALIST EXECUTIVE PORTRAIT PROFILE CARD */
.profile-photo-card {
    padding: 24px;
    background: #ffffff;
    border-radius: 24px;
}

.profile-photo-frame {
    width: 100%;
    max-width: 290px;
    height: 360px;
    margin: 0 auto 20px;
    border-radius: 20px;
    border: 1px solid var(--border-subtle);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: #f0f0f2;
}

.profile-photo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.profile-photo-card:hover .profile-photo-img {
    transform: scale(1.03);
}

.photo-card-name {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.photo-card-title {
    font-size: 0.86rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.photo-card-details {
    margin-top: 14px;
    font-size: 0.84rem;
    color: var(--text-secondary);
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.photo-card-details a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
}

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

.photo-card-status {
    margin-top: 8px;
    font-size: 0.8rem;
    color: #16a34a;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* SECTION COMMONS */
.section {
    padding: 96px 0;
    border-top: 1px solid var(--border-subtle);
}

.section-header {
    margin-bottom: 52px;
}

.pill-label {
    background: var(--accent-light);
    color: var(--accent);
    padding: 4px 14px;
    border-radius: 980px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    display: inline-block;
    margin-bottom: 12px;
    border: 1px solid rgba(0, 102, 204, 0.15);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.02rem;
    max-width: 620px;
    margin: 0 auto;
    font-weight: 400;
}

/* PHILOSOPHY & MANIFESTO BANNER */
.philosophy-section {
    background: #ffffff;
}

.manifesto-banner {
    padding: 40px;
    background: var(--bg-alt);
    border-left: 5px solid var(--accent);
    border-radius: 0 16px 16px 0;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.quote-icon {
    font-size: 2.2rem;
    color: rgba(0, 102, 204, 0.2);
    margin-bottom: 12px;
}

.manifesto-quote {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.55;
    margin-bottom: 16px;
    font-style: italic;
}

.manifesto-author {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent);
}

.margin-top-36 {
    margin-top: 36px;
}

/* ABOUT SECTION - 4 PHILOSOPHICAL PILLARS */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.about-card {
    padding: 32px;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.card-icon {
    font-size: 1.6rem;
    color: var(--accent);
    margin-bottom: 18px;
    width: 48px;
    height: 48px;
    background: var(--accent-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(0, 102, 204, 0.12);
}

.about-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.about-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.65;
}

/* TIMELINE & EXPERIENCE SECTION */
.experience-section {
    background: var(--bg-alt);
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.timeline-card {
    padding: 36px;
    background: #ffffff;
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 10px;
}

.company-badge {
    font-family: var(--font-heading);
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.timeline-date {
    font-size: 0.84rem;
    color: var(--text-muted);
    font-weight: 500;
    background: var(--bg-main);
    padding: 4px 12px;
    border-radius: 980px;
    border: 1px solid var(--border-subtle);
}

.role-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.role-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 14px;
}

.role-title-row .role-title {
    margin-bottom: 0;
}

.award-badge {
    background: #fef3c7;
    color: #b45309;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 980px;
    border: 1px solid #fde68a;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.experience-bullets {
    list-style: none;
    margin-bottom: 16px;
}

.experience-bullets li {
    position: relative;
    padding-left: 22px;
    margin-bottom: 10px;
    font-size: 0.93rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

.experience-bullets li::before {
    content: "▹";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
    font-size: 1.1rem;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.tag {
    background: var(--bg-main);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    padding: 4px 12px;
    border-radius: 980px;
    font-size: 0.78rem;
    font-weight: 500;
}

/* BUKTI FISIK & ARTIFACTS GALLERY SECTION WITH SLIDER CAROUSEL */
.artifacts-section {
    background: #ffffff;
}

.artifact-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.artifact-tab-btn {
    background: var(--bg-alt);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
    padding: 8px 18px;
    border-radius: 980px;
    font-size: 0.86rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.artifact-tab-btn:hover, .artifact-tab-btn.active {
    background: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
    box-shadow: 0 4px 14px rgba(0, 102, 204, 0.2);
}

.artifacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.artifact-card {
    padding: 24px;
    background: var(--bg-alt);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    max-width: 480px;
    width: 100%;
}

.artifact-card.hide-artifact {
    display: none !important;
}

.artifact-carousel {
    position: relative;
    width: 100%;
}

.artifact-preview-frame {
    width: 100%;
    height: 230px;
    border-radius: 12px;
    background: #f8f9fa;
    border: 1px solid var(--border-subtle);
    margin-bottom: 18px;
    overflow: hidden;
    position: relative;
    cursor: zoom-in;
}

.carousel-slide {
    display: none;
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
}

.carousel-slide.active-slide {
    display: flex;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 8px;
    background: #ffffff;
    transition: var(--transition);
}

.carousel-slide img:hover {
    transform: scale(1.02);
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.95);
    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: 0.9rem;
    color: var(--text-primary);
    z-index: 50;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    transition: var(--transition);
}

.carousel-nav:hover {
    background: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
}

.carousel-prev {
    left: 6px;
}

.carousel-next {
    right: 6px;
}

.artifact-placeholder-graphic {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--accent);
}

.artifact-placeholder-graphic i {
    font-size: 2.4rem;
}

.artifact-placeholder-graphic span {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.artifact-tag {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 6px;
}

.artifact-body h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.artifact-body p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.artifact-actions {
    padding-top: 14px;
    border-top: 1px solid var(--border-subtle);
}

.artifact-status {
    font-size: 0.8rem;
    font-weight: 600;
    color: #16a34a;
}

/* FRAMEWORKS & TECHNICAL VAULT SECTION */
.frameworks-section {
    background: var(--bg-alt);
}

.frameworks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.framework-card {
    padding: 36px;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.framework-icon {
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 20px;
    width: 52px;
    height: 52px;
    background: var(--accent-light);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(0, 102, 204, 0.12);
}

.framework-card h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.framework-card p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.framework-highlights {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
}

.framework-highlights span {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent);
    background: var(--bg-main);
    padding: 4px 10px;
    border-radius: 980px;
    border: 1px solid var(--border-subtle);
}

/* UPGRADED VISUAL 3x3 OD GRID BOARD */
.od-section {
    background: #ffffff;
}

.od-wrapper {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 36px;
    padding: 40px;
    background: var(--bg-alt);
}

.od-controls h3, .od-output h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.od-instruction {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 18px;
}

.grid-9box-board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 20px;
}

.grid-9box-cell {
    background: #ffffff;
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    padding: 14px 10px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 80px;
}

.grid-9box-cell:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.grid-9box-cell.active-cell {
    background: var(--accent-light);
    border: 2px solid var(--accent);
    box-shadow: 0 4px 14px rgba(0, 102, 204, 0.2);
}

.cell-tag {
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
}

.grid-9box-cell.active-cell .cell-tag {
    color: var(--accent);
}

.cell-label {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.control-group-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.margin-top-20 {
    margin-top: 20px;
}

.margin-top-16 {
    margin-top: 16px;
}

.control-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-select {
    width: 100%;
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid var(--border-subtle);
    background: #ffffff;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.88rem;
    outline: none;
    transition: var(--transition);
}

.form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15);
}

.od-output {
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: #ffffff;
    border-radius: 12px;
    padding: 32px;
    border: 1px solid var(--border-subtle);
}

.od-matrix-mini {
    padding: 16px;
    background: var(--bg-alt);
    border-radius: 10px;
    border: 1px solid var(--border-subtle);
}

.matrix-label-top {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    font-weight: 600;
    text-transform: uppercase;
}

.box-category-badge {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--accent);
}

.od-insight-box {
    background: var(--bg-alt);
    border-left: 4px solid var(--accent);
    padding: 20px;
    border-radius: 0 10px 10px 0;
}

.od-insight-box h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.od-insight-box p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* SIMULATOR SECTION */
.simulator-section {
    background: var(--bg-alt);
}

.simulator-wrapper {
    display.grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    padding: 40px;
    background: #ffffff;
}

.simulator-controls h3, .simulator-output h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.slider-group {
    margin-bottom: 22px;
}

.slider-label-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 0.88rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.slider-value {
    font-family: var(--font-code);
    color: var(--accent);
    font-weight: 600;
}

input[type="range"] {
    width: 100%;
    height: 6px;
    background: #e5e5e7;
    border-radius: 4px;
    outline: none;
    -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 102, 204, 0.4);
}

.simulator-output {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--bg-alt);
    border-radius: 12px;
    padding: 32px;
    border: 1px solid var(--border-subtle);
}

.risk-gauge-container {
    text-align: center;
    margin-bottom: 20px;
}

.risk-score-display {
    font-family: var(--font-heading);
    font-size: 1.7rem;
    font-weight: 800;
    margin-top: 12px;
    color: #dc2626;
    letter-spacing: -0.5px;
}

.insight-box {
    background: #ffffff;
    border-left: 4px solid var(--accent);
    padding: 18px;
    border-radius: 0 8px 8px 0;
    box-shadow: var(--shadow-sm);
}

.box-title {
    font-weight: 600;
    font-size: 0.88rem;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.insight-box p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* COMPETENCIES MATRIX */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.skill-category {
    padding: 36px;
    background: #ffffff;
}

.skill-category h3 {
    font-family: var(--font-heading);
    font-size: 1.18rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.skill-list {
    list-style: none;
}

.skill-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 12px;
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.skill-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.full-width-card {
    grid-column: 1 / -1;
}

/* CONTACT SECTION */
.contact-card {
    padding: 64px 40px;
    background: #ffffff;
}

.contact-subtext {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 600px;
    margin: 16px auto 32px;
}

.contact-info-grid {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
    background: var(--bg-alt);
    padding: 12px 24px;
    border-radius: 980px;
    border: 1px solid var(--border-subtle);
    max-width: 100%;
    word-break: break-all;
}

.contact-item a {
    color: inherit;
    text-decoration: none;
    word-break: break-all;
    max-width: 100%;
}

.contact-item i {
    color: var(--accent);
    flex-shrink: 0;
}

.contact-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* FOOTER */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border-subtle);
    background: #ffffff;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* RESPONSIVE DESIGN - APPLE LUXURY MOBILE EDITORIAL */
@media (max-width: 900px) {
    .hero-container-grid, .od-wrapper, .simulator-wrapper {
        grid-template-columns: 1fr;
    }
    .hero-photo-col {
        order: -1;
        max-width: 320px;
        margin: 0 auto 16px;
        width: 100%;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-subtitle-text {
        font-size: 1.25rem;
    }
}

@media (max-width: 768px) {
    html, body {
        overflow-x: hidden;
    }

    .container, .nav-container {
        padding: 0 20px;
        width: 100%;
        max-width: 100%;
    }

    .nav-logo {
        margin-right: 0;
        font-size: 1.05rem;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 20px 24px;
        border-bottom: 1px solid var(--border-subtle);
        box-shadow: var(--shadow-md);
        gap: 16px;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hamburger {
        display: block;
    }

    .hero-section {
        padding-top: 100px;
        padding-bottom: 40px;
    }

    .hero-text-col {
        text-align: center;
    }

    .badge-container {
        justify-content: center;
    }

    .hero-title {
        font-size: 2.1rem;
        letter-spacing: -0.8px;
    }

    .hero-subtitle-text {
        font-size: 1.15rem;
    }

    .hero-description {
        font-size: 0.95rem;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta-group {
        justify-content: center;
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }

    .hero-cta-group .btn {
        width: 100%;
        justify-content: center;
        text-align: center;
    }

    .hero-metrics-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .about-grid, .frameworks-grid, .skills-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .artifacts-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .artifact-card {
        max-width: 100%;
        padding: 20px 16px;
    }

    .artifact-tabs {
        gap: 8px;
        flex-direction: column;
    }

    .artifact-tab-btn {
        font-size: 0.82rem;
        padding: 10px 16px;
        width: 100%;
        text-align: center;
    }

    .timeline-card, .about-card, .framework-card, .skill-category {
        padding: 24px 18px;
    }

    .timeline-header, .role-title-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .od-wrapper, .simulator-wrapper {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 24px 16px;
    }

    .od-output, .simulator-output {
        padding: 20px 16px;
    }

    .grid-9box-board {
        gap: 6px;
    }

    .grid-9box-cell {
        padding: 10px 4px;
        min-height: 70px;
    }

    .cell-tag {
        font-size: 0.72rem;
    }

    .cell-label {
        font-size: 0.62rem;
    }

    .control-group-row {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .contact-card {
        padding: 40px 20px;
    }

    .contact-info-grid {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .contact-item {
        width: 100%;
        justify-content: center;
    }

    .contact-actions {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }

    .contact-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container, .nav-container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 1.85rem;
    }

    .hero-subtitle-text {
        font-size: 1.05rem;
    }

    .section-title {
        font-size: 1.55rem;
    }

    .section {
        padding: 44px 0;
    }

    .profile-photo-card {
        padding: 16px 12px;
    }
}

/* LIGHTBOX FULLSCREEN IMAGE MODAL */
.lightbox-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(15, 15, 18, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    justify-content: center;
    align-items: center;
    flex-direction: column;
    padding: 40px 20px;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 85vh;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    object-fit: contain;
    background: #ffffff;
    padding: 12px;
}

.lightbox-caption {
    margin: 16px auto 0;
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: center;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 32px;
    color: #ffffff;
    font-size: 38px;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.lightbox-close:hover {
    color: var(--accent);
}