/* ============================
   CSS Variables & Reset
   ============================ */
:root {
    --black: #0a0a0a;
    --black-light: #111111;
    --black-medium: #1a1a1a;
    --black-soft: #222222;
    --yellow: #c8a832;
    --yellow-light: #d4b940;
    --yellow-dim: #b89a28;
    --yellow-glow: rgba(200, 168, 50, 0.15);
    --yellow-glow-strong: rgba(200, 168, 50, 0.3);
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #2a2a2a;
    --navbar-bg: rgba(10, 10, 10, 0.85);
    --font-primary: 'Outfit', sans-serif;
    --font-code: 'Space Grotesk', monospace;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

[data-theme="light"] {
    --black: #f7f5ef;
    --black-light: #fffdf8;
    --black-medium: #eeeae0;
    --black-soft: #e4dfd2;
    --yellow: #a8850a;
    --yellow-light: #b8930e;
    --yellow-dim: #96780a;
    --yellow-glow: rgba(150, 120, 10, 0.12);
    --yellow-glow-strong: rgba(150, 120, 10, 0.22);
    --gray-100: #1c1b19;
    --gray-200: #2f2d29;
    --gray-300: #3f3d38;
    --gray-400: #525049;
    --gray-500: #6b665c;
    --gray-600: #898275;
    --gray-700: #c8c1b2;
    --gray-800: #d5cfbf;
    --navbar-bg: rgba(247, 245, 239, 0.88);
}

[data-theme="light"] .hero-name {
    background: linear-gradient(135deg, #000000 20%, var(--yellow) 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--black);
    color: var(--gray-300);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

::selection {
    background: var(--yellow);
    color: var(--black);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--black);
}
::-webkit-scrollbar-thumb {
    background: var(--gray-700);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--yellow-dim);
}

/* ============================
   Cursor Glow
   ============================ */
.cursor-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--yellow-glow) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.5s ease;
    display: none;
}

/* ============================
   Layout
   ============================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 120px 0;
    position: relative;
}

/* ============================
   Section Headers
   ============================ */
.section-header {
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-code);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--yellow);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--gray-100);
    line-height: 1.15;
}

.highlight {
    color: var(--yellow);
    position: relative;
}

/* ============================
   Navigation
   ============================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 40px;
    transition: padding var(--transition-base), background var(--transition-base), border-color var(--transition-base);
}

.navbar.scrolled {
    padding: 14px 40px;
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(200, 168, 50, 0.08);
}

.nav-logo {
    font-family: var(--font-code);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--gray-100);
}

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

.nav-links {
    display: flex;
    gap: 8px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-400);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--yellow);
    background: var(--yellow-glow);
    border-color: rgba(200, 168, 50, 0.2);
}

.nav-link:focus-visible {
    outline: 2px solid var(--yellow);
    outline-offset: 2px;
    color: var(--yellow);
    background: var(--yellow-glow);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--yellow);
}

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

.theme-toggle {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    color: var(--gray-300);
    background: var(--black-medium);
    border: 1px solid var(--gray-800);
    border-radius: 50%;
    cursor: pointer;
    transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}

.theme-toggle:hover {
    color: var(--yellow);
    border-color: var(--yellow);
}

.theme-icon-moon,
[data-theme="light"] .theme-icon-sun {
    display: none;
}

[data-theme="light"] .theme-icon-moon {
    display: block;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-300);
    border-radius: 1px;
    transition: all var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================
   Hero Section
   ============================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 100px 40px;
}

.hero-bg-grid {
    display: none;
}

.hero-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-particles .particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--yellow);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat 6s infinite ease-in-out;
}

@keyframes particleFloat {
    0%, 100% { opacity: 0; transform: scale(0.5); }
    20% { opacity: 0.6; }
    50% { opacity: 0.3; transform: scale(1); }
    100% { opacity: 0; transform: scale(0.5); }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(200, 168, 50, 0.08);
    border: 1px solid rgba(200, 168, 50, 0.15);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--yellow);
    margin-bottom: 32px;
    animation: fadeInDown 0.8s ease forwards;
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--yellow);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(200, 168, 50, 0.4); }
    50% { opacity: 0.8; box-shadow: 0 0 0 8px rgba(200, 168, 50, 0); }
}

.hero-title {
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero-greeting {
    display: block;
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    font-weight: 400;
    color: var(--gray-400);
    margin-bottom: 8px;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-name {
    display: block;
    color: var(--gray-100);
    background: linear-gradient(135deg, var(--gray-100) 40%, var(--yellow) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-role {
    display: block;
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 500;
    color: var(--yellow);
    margin-top: 8px;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.role-static {
    color: var(--gray-400);
}

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

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

.hero-desc {
    font-size: 1.1rem;
    color: var(--gray-400);
    max-width: 560px;
    margin: 0 auto 40px;
    animation: fadeInUp 0.8s ease 0.8s backwards;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
    animation: fadeInUp 0.8s ease 1s backwards;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    cursor: pointer;
    border: none;
    transition: color var(--transition-base), background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

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

.btn-primary:hover {
    background: var(--yellow-light);
    box-shadow: 0 8px 30px rgba(200, 168, 50, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--gray-200);
    border: 1.5px solid var(--gray-700);
}

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

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

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    animation: fadeInUp 0.8s ease 1.2s backwards;
}

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

.stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--yellow);
    font-family: var(--font-code);
}

.stat-plus {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--yellow);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--gray-700);
}

/* Scroll Indicator */
.scroll-indicator {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--gray-500);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin: 36px auto 0;
    animation: fadeInUp 0.8s ease 1.5s backwards;
}

.scroll-line {
    width: 1px;
    height: 55px;
    background: linear-gradient(to bottom, var(--yellow), transparent);
    animation: scrollPulse 2s infinite;
    transform-origin: top;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.73); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ============================
   About Section
   ============================ */
.about-grid {
    display: flex;
    gap: 64px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
    flex: 0 0 280px;
    min-width: 160px;
    transform: translate3d(0, 0, 0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.about-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 3/4;
    background: linear-gradient(135deg, #181818, #111111);
    border: 1px solid rgba(200, 168, 50, 0.18);
    box-shadow: 0 22px 48px rgba(0, 0, 0, 0.28);
    transform: translate3d(0, 0, 0);
    transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: saturate(1.05) contrast(1.02);
    transform: translate3d(0, 0, 0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--gray-600);
    background: linear-gradient(135deg, var(--black-medium), var(--black-soft));
}

.about-image-decor {
    position: absolute;
    bottom: -12px;
    right: -12px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--yellow-dim);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.3;
    transform: translate3d(0, 0, 0);
    transition: border-color var(--transition-base), opacity var(--transition-base);
}

[data-theme="light"] .about-image {
    border-color: rgba(200, 168, 50, 0.9);
    box-shadow: 0 0 0 2px rgba(200, 168, 50, 0.16), 0 18px 36px rgba(80, 60, 0, 0.12);
}

[data-theme="light"] .about-image-decor {
    border-color: #c8a832;
    opacity: 0.8;
}

.about-content {
    flex: 1;
    min-width: 0;
}

.about-text {
    font-size: 1.05rem;
    color: var(--gray-400);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-text strong {
    color: var(--yellow);
    font-weight: 600;
}

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

.info-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: var(--black-medium);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-md);
    transition: border-color 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.info-card:hover {
    border-color: var(--yellow);
    background: linear-gradient(135deg, rgba(200, 168, 50, 0.08) 0%, rgba(200, 168, 50, 0.02) 100%);
    box-shadow: 0 10px 28px rgba(200, 168, 50, 0.15), 0 0 0 1px rgba(200, 168, 50, 0.2);
}

.info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--yellow-glow);
    color: var(--yellow);
    flex-shrink: 0;
}

.info-label {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.info-value {
    display: block;
    font-size: 0.95rem;
    color: var(--gray-200);
    font-weight: 500;
}

/* ============================
   Education Section
   ============================ */
.education-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
}

.education-card {
    padding: 32px;
    background: var(--black-medium);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-lg);
    transition: border-color 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.education-card:hover {
    border-color: var(--yellow);
    background: linear-gradient(135deg, rgba(200, 168, 50, 0.08) 0%, rgba(200, 168, 50, 0.02) 100%);
    box-shadow: 0 12px 32px rgba(200, 168, 50, 0.18), 0 0 0 1px rgba(200, 168, 50, 0.25);
}

.bootcamp-toggle {
    position: relative;
    width: 100%;
    padding: 0;
    color: inherit;
    text-align: left;
    background: none;
    border: 0;
    cursor: pointer;
}

.bootcamp-toggle:focus-visible {
    outline: 2px solid var(--yellow);
    outline-offset: 6px;
}

.bootcamp-toggle-icon {
    position: absolute;
    top: 0;
    right: 0;
    color: var(--yellow);
    font-size: 1.8rem;
    line-height: 1;
}

.bootcamp-details {
    margin-top: 28px;
    border-top: 1px solid var(--gray-800);
}

.bootcamp-item {
    padding-top: 24px;
}

.bootcamp-item + .bootcamp-item {
    margin-top: 24px;
    border-top: 1px solid var(--gray-800);
}

.education-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin-bottom: 24px;
    color: var(--yellow);
    background: var(--yellow-glow);
    border-radius: var(--radius-sm);
}

.education-label {
    display: block;
    margin-bottom: 8px;
    color: var(--yellow);
    font-family: var(--font-code);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.education-title {
    margin-bottom: 12px;
    color: var(--gray-100);
    font-size: 1.35rem;
    font-weight: 700;
    line-height: 1.3;
}

.education-desc {
    color: var(--gray-400);
    line-height: 1.7;
}

.certificate-list {
    margin-top: 72px;
}

.subsection-heading {
    margin-bottom: 24px;
}

.subsection-title {
    color: var(--gray-100);
    font-size: 1.6rem;
}

.certificate-grid {
    --certificate-columns: 3;
    display: flex;
    gap: 24px;
    transition: none;
}

.certificate-viewport {
    overflow: visible;
    overflow-x: clip;
    padding-top: 12px;
    margin-top: -12px;
}

.certificate-card {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    flex: 0 0 calc((100% - (24px * (var(--certificate-columns) - 1))) / var(--certificate-columns));
    gap: 18px;
    padding: 16px;
    color: inherit;
    text-align: left;
    background: var(--black-medium);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: border-color 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.certificate-card:hover,
.certificate-card:focus-visible {
    border-color: var(--yellow);
    background: linear-gradient(135deg, rgba(200, 168, 50, 0.08) 0%, rgba(200, 168, 50, 0.02) 100%);
    box-shadow: 0 12px 32px rgba(200, 168, 50, 0.18), 0 0 0 1px rgba(200, 168, 50, 0.25);
    outline: none;
}

.certificate-card:hover .certificate-label {
    color: var(--yellow-light);
}

.certificate-card:hover .certificate-title {
    color: var(--yellow);
}

.certificate-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    flex-shrink: 0;
    color: var(--yellow);
    background: var(--yellow-glow);
    border-radius: var(--radius-sm);
}

.certificate-thumbnail {
    width: 100%;
    aspect-ratio: 320 / 210;
    object-fit: cover;
    border-radius: var(--radius-sm);
}

.certificate-label {
    display: block;
    margin-bottom: 8px;
    color: var(--yellow);
    font-family: var(--font-code);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.certificate-content {
    display: block;
    min-width: 0;
}

.certificate-title {
    margin-bottom: 8px;
    color: var(--gray-100);
    font-size: 1.35rem;
}

.certificate-desc {
    display: block;
    color: var(--gray-400);
    line-height: 1.7;
}

.certificate-arrow {
    align-self: flex-end;
    color: var(--yellow);
    font-size: 1.5rem;
}

.certificate-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    margin-top: 28px;
}

.certificate-nav {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    color: var(--yellow);
    background: transparent;
    border: 0;
    border-radius: 0;
    cursor: pointer;
    font-family: var(--font-code);
    font-size: 2.2rem;
    font-weight: 600;
    line-height: 1;
    transition: color var(--transition-fast), opacity var(--transition-fast);
}

.certificate-nav:hover:not(:disabled) {
    color: var(--yellow-light);
    background: transparent;
}

.certificate-nav:focus-visible:not(:disabled) {
    color: var(--yellow-light);
    background: transparent;
    outline: 2px solid var(--yellow);
    outline-offset: 4px;
}

.certificate-nav:disabled {
    cursor: default;
    opacity: 0.35;
}

.certificate-page {
    min-width: 48px;
    color: var(--gray-200);
    font-family: var(--font-code);
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
}

.certificate-modal {
    position: fixed;
    inset: 0;
    z-index: 1100;
    display: grid;
    place-items: center;
    padding: 24px;
    visibility: hidden;
    opacity: 0;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.certificate-modal.open {
    visibility: visible;
    opacity: 1;
}

.certificate-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
}

.certificate-modal-dialog {
    position: relative;
    z-index: 1;
    width: min(640px, 100%);
    padding: 32px;
    background: var(--black-light);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-lg);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}

.certificate-modal-close {
    position: absolute;
    top: 12px;
    right: 16px;
    width: 36px;
    height: 36px;
    color: var(--gray-300);
    background: none;
    border: 0;
    cursor: pointer;
    font-size: 1.8rem;
    line-height: 1;
}

.certificate-preview {
    display: grid;
    place-items: center;
    gap: 12px;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--black-medium), var(--black-soft));
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-md);
    font-family: var(--font-code);
}

.certificate-preview img {
    display: block;
    width: 100%;
    max-height: 55vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.certificate-modal-dialog h3 {
    margin-bottom: 8px;
    color: var(--gray-100);
    font-size: 1.5rem;
}

.certificate-modal-dialog p {
    color: var(--gray-400);
    line-height: 1.7;
}

/* ============================
   Skills Section
   ============================ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.skill-card {
    background: var(--black-medium);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    transition: border-color 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--yellow), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.skill-card:hover {
    border-color: var(--yellow);
    background: linear-gradient(135deg, rgba(200, 168, 50, 0.08) 0%, rgba(200, 168, 50, 0.02) 100%);
    box-shadow: 0 12px 32px rgba(200, 168, 50, 0.18), 0 0 0 1px rgba(200, 168, 50, 0.25);
}

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

.skill-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    border-radius: var(--radius-md);
    background: var(--yellow-glow);
    transition: background var(--transition-base);
}

.skill-card:hover .skill-icon-wrapper {
    background: var(--yellow-glow-strong);
}

.skill-icon {
    width: 36px;
    height: 36px;
    color: var(--yellow);
}

.skill-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--gray-100);
    margin-bottom: 8px;
}

.skill-desc {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 20px;
}

.skill-level {
    width: 100%;
    height: 4px;
    background: var(--gray-800);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 8px;
}

.skill-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--yellow-dim), var(--yellow-light));
    border-radius: 2px;
    width: 0;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-percent {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--yellow);
    font-weight: 600;
}

/* ============================
   Projects Section
   ============================ */
.projects-grid {
    --project-columns: 3;
    display: flex;
    gap: 28px;
    transition: transform var(--transition-slow);
}

.projects-viewport {
    overflow: hidden;
}

.project-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    margin-top: 28px;
}

.project-card {
    flex: 0 0 calc((100% - (28px * (var(--project-columns) - 1))) / var(--project-columns));
    background: var(--black-medium);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover {
    border-color: var(--yellow);
    background: linear-gradient(135deg, rgba(200, 168, 50, 0.08) 0%, rgba(200, 168, 50, 0.02) 100%);
    box-shadow: 0 12px 32px rgba(200, 168, 50, 0.18), 0 0 0 1px rgba(200, 168, 50, 0.25);
}

.project-nav {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    color: var(--yellow);
    background: transparent;
    border: 0;
    cursor: pointer;
    font-family: var(--font-code);
    font-size: 2.2rem;
    line-height: 1;
    transition: color var(--transition-fast), opacity var(--transition-fast);
}

.project-nav:hover:not(:disabled) {
    color: var(--yellow-light);
}

.project-nav:focus-visible:not(:disabled) {
    outline: 2px solid var(--yellow);
    outline-offset: 4px;
}

.project-nav:disabled {
    cursor: default;
    opacity: 0.35;
}

.project-page {
    min-width: 48px;
    color: var(--gray-200);
    font-family: var(--font-code);
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
}

.project-image {
    position: relative;
    aspect-ratio: 16/10;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #fbfaf5, #e8e5dc);
    overflow: hidden;
}

.project-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--gray-600);
}

.project-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px 20px;
    filter: drop-shadow(0 10px 14px rgba(10, 10, 10, 0.12));
    transition: transform var(--transition-base), filter var(--transition-base);
}

.project-card:hover .project-thumbnail {
    transform: scale(1.04);
    filter: drop-shadow(0 14px 18px rgba(10, 10, 10, 0.18));
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 10, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-view {
    color: var(--yellow);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 10px 24px;
    border: 1.5px solid var(--yellow);
    border-radius: var(--radius-xl);
    transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.project-view:hover {
    background: var(--yellow);
    color: var(--black);
}

.project-info {
    padding: 24px;
}

.project-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.tag {
    font-family: var(--font-code);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--yellow);
    background: var(--yellow-glow);
    padding: 4px 12px;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--gray-100);
    margin-bottom: 8px;
}

.project-desc {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ============================
   Contact Section
   ============================ */
.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 760px);
    gap: 64px;
    align-items: start;
}

.contact-desc {
    font-size: 1.1rem;
    color: var(--gray-400);
    margin-bottom: 40px;
    line-height: 1.8;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--black-medium);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-md);
    transition: border-color 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-link:hover {
    border-color: var(--yellow);
    background: linear-gradient(135deg, rgba(200, 168, 50, 0.08) 0%, rgba(200, 168, 50, 0.02) 100%);
    box-shadow: 0 10px 28px rgba(200, 168, 50, 0.15), 0 0 0 1px rgba(200, 168, 50, 0.2);
}

.contact-link-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: var(--yellow-glow);
    color: var(--yellow);
    flex-shrink: 0;
}

.contact-link-label {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-link-value {
    display: block;
    font-size: 0.95rem;
    color: var(--gray-200);
    font-weight: 500;
}

/* Contact Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    background: var(--black-medium);
    border: 1px solid var(--gray-800);
    border-radius: var(--radius-md);
    color: var(--gray-200);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-input::placeholder {
    color: var(--gray-600);
}

.form-input:focus {
    border-color: var(--yellow);
    box-shadow: 0 0 0 3px var(--yellow-glow);
}

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

/* ============================
   Footer
   ============================ */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--gray-800);
}

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

.footer-logo {
    display: inline-block;
    font-family: var(--font-code);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gray-100);
    margin-bottom: 12px;
}

.footer-text {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.footer-copyright {
    font-size: 0.8rem;
    color: var(--gray-600);
}

/* ============================
   Animations
   ============================ */
@keyframes fadeInUp {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInDown {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
}

/* ============================
   Responsive
   ============================ */
@media (max-width: 1024px) {
    .about-grid {
        gap: 40px;
    }

    .about-image-wrapper {
        flex: 0 0 220px;
        min-width: 140px;
    }

    .about-content {
        min-width: 0;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 16px 24px;
    }

    .navbar.scrolled {
        padding: 12px 24px;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--black-light);
        flex-direction: column;
        padding: 80px 32px 32px;
        gap: 4px;
        border-left: 1px solid var(--gray-800);
        transition: right var(--transition-base);
    }

    .nav-link {
        width: 100%;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-actions {
        gap: 16px;
    }

    .hero {
        padding: 80px 24px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-number {
        font-size: 1.6rem;
    }

    .section {
        padding: 80px 0;
    }

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

    .about-grid {
        gap: 24px;
    }

    .about-image-wrapper {
        flex: 0 0 180px;
        min-width: 120px;
    }

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

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

    .certificate-grid {
        --certificate-columns: 2;
    }

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

    .projects-grid {
        --project-columns: 2;
    }

    .cursor-glow {
        display: none;
    }
}

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

    .projects-grid {
        --project-columns: 1;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

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

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

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }
}