:root {
    /* New palette */
    --bg:           #FAFAF8;
    --bg-alt:       #F3EFE9;
    --surface:      #FFFFFF;
    --text:         #1C1917;
    --text-muted:   #78716C;
    --text-light:   #A8A29E;
    --border:       #E7E5E4;
    --accent:       #2D6A4F;
    --accent-hover: #1B4332;

    /* Legacy Nord — kept for blog pages */
    --nord0: #4C566A;
    --nord1: #434C5E;
    --nord2: #3B4252;
    --nord3: #2E3440;
    --nord4: #ECEFF4;
    --nord5: #E5E9F0;
    --nord6: #D8DEE9;
    --nord7: #8FBCBB;
    --nord8: #88C0D0;
    --nord9: #81A1C1;
    --nord10: #5E81AC;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    font-family: 'Plus Jakarta Sans', sans-serif;
    color: var(--text);
    line-height: 1.7;
}

a {
    text-decoration: none;
}

/* ============================================================
   Navbar
   ============================================================ */

#mainNav {
    background: transparent;
    padding: 1.25rem 0;
    transition: background 0.35s ease, padding 0.35s ease, box-shadow 0.35s ease;
}

#mainNav.nav-scrolled {
    background: rgba(250, 250, 248, 0.9);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    padding: 0.7rem 0;
    box-shadow: 0 1px 0 var(--border);
}

.nav-brand {
    font-weight: 800;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
    color: var(--text) !important;
    transition: color 0.15s ease;
}

.nav-brand:hover {
    color: var(--accent) !important;
}

#mainNav .nav-link {
    color: var(--text) !important;
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.4rem 0.65rem !important;
    position: relative;
}

#mainNav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.65rem;
    right: 0.65rem;
    height: 1.5px;
    background-color: var(--accent);
    transform: scaleX(0);
    transition: transform 0.2s ease;
    border-radius: 1px;
}

#mainNav .nav-link:hover::after {
    transform: scaleX(1);
}

.navbar-toggler {
    border: none;
    padding: 0;
    font-size: 1.5rem;
    color: var(--text);
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ============================================================
   Buttons
   ============================================================ */

.btn-accent {
    background-color: var(--accent);
    color: white;
    border: none;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.6rem 1.4rem;
    border-radius: 7px;
    transition: background 0.2s ease, transform 0.15s ease;
}

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

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

.btn-outline-accent {
    background: transparent;
    color: var(--accent);
    border: 1.5px solid var(--accent);
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.6rem 1.4rem;
    border-radius: 7px;
    transition: all 0.2s ease;
}

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

/* ============================================================
   Hero
   ============================================================ */

.hero-section {
    padding: 9rem 0 5rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-eyebrow {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.13em;
    color: var(--accent);
    margin-bottom: 0.9rem;
}

.hero-title {
    font-size: clamp(3.2rem, 7.5vw, 5.8rem);
    font-weight: 800;
    line-height: 1.0;
    letter-spacing: -0.035em;
    color: var(--text);
    margin-bottom: 1.25rem;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 400px;
    line-height: 1.75;
    margin-bottom: 0;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

.hero-socials {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-top: 1.75rem;
}

.hero-socials a {
    color: var(--text-light);
    font-size: 1.2rem;
    transition: color 0.15s ease, transform 0.15s ease;
}

.hero-socials a:hover {
    color: var(--accent);
    transform: translateY(-2px);
}

.hero-photo-col {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-photo-wrap {
    position: relative;
    display: inline-block;
}

.hero-photo-wrap::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    opacity: 0.25;
}

.hero-photo {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--border);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.09);
    display: block;
}

@media (max-width: 991px) {
    .hero-section {
        padding: 8rem 0 4rem;
        min-height: auto;
    }

    .hero-photo {
        width: 200px;
        height: 200px;
    }

    .hero-subtitle {
        max-width: 100%;
    }
}

/* ============================================================
   Sections
   ============================================================ */

.section-block {
    padding: 6rem 0;
}

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

.section-header {
    margin-bottom: 3.5rem;
}

.section-eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.13em;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: 1.9rem;
    font-weight: 800;
    letter-spacing: -0.025em;
    color: var(--text);
    margin-bottom: 0.75rem;
}

.section-sub {
    color: var(--text-muted);
    font-size: 0.93rem;
    max-width: 460px;
    margin: 0 auto;
}

/* ============================================================
   Project Cards
   ============================================================ */

.project-card {
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 14px 44px rgba(0, 0, 0, 0.08);
}

.project-img-wrap {
    background-color: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 165px;
    padding: 1.5rem;
}

.project-img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
}

.project-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.project-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.2rem;
}

.project-subtitle {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 0.8rem;
}

.project-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 1rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 1.1rem;
}

.tag {
    font-size: 0.7rem;
    font-weight: 600;
    background-color: var(--bg-alt);
    color: var(--text-muted);
    padding: 3px 10px;
    border-radius: 20px;
    border: 1px solid var(--border);
}

.tag-java {
    background-color: #EFF6FF;
    color: #1D4ED8;
    border-color: #BFDBFE;
}

.tag-cloud {
    background-color: #ECFDF5;
    color: var(--accent);
    border-color: #A7F3D0;
}

.project-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    transition: color 0.15s ease, gap 0.15s ease;
    margin-top: auto;
}

.project-link:hover {
    color: var(--accent-hover);
    gap: 0.55rem;
}

/* ============================================================
   Note Cards (Blog)
   ============================================================ */

.note-card {
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.note-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 14px 44px rgba(0, 0, 0, 0.07);
}

.note-img {
    width: 100%;
    height: 165px;
    object-fit: contain;
    background-color: var(--bg);
    padding: 1.5rem;
}

.note-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.note-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.2rem;
}

.note-sub {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 0.8rem;
}

.note-desc {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 1rem;
}

.note-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    transition: color 0.15s ease, gap 0.15s ease;
    margin-top: auto;
}

.note-link:hover {
    color: var(--accent-hover);
    gap: 0.55rem;
}

/* ============================================================
   About
   ============================================================ */

.about-text {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.skills-block {
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--border);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.skills-label {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.11em;
    color: var(--text-light);
    margin-bottom: 0.9rem;
}

.skills-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    font-size: 0.82rem;
    font-weight: 500;
    background-color: var(--bg-alt);
    color: var(--text);
    padding: 5px 14px;
    border-radius: 6px;
    border: 1px solid var(--border);
    transition: border-color 0.15s ease, color 0.15s ease;
}

.skill-tag:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ============================================================
   Footer
   ============================================================ */

.site-footer {
    background-color: var(--text);
}

.footer-top-line {
    height: 3px;
    background: linear-gradient(90deg, var(--accent), #52B788);
}

.footer-heading {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #A8A29E;
    margin-bottom: 1rem;
}

.footer-link {
    color: #A8A29E;
    font-size: 0.875rem;
    transition: color 0.15s ease;
    display: block;
    margin-bottom: 0.5rem;
}

.footer-link:hover {
    color: #F5F0E8;
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.25);
    text-align: center;
    padding: 0.7rem 0;
}

.footer-bottom small {
    color: #6B6560;
    font-size: 0.78rem;
}

/* ============================================================
   Animations
   ============================================================ */

.fade-in {
    opacity: 0;
    transform: translateY(22px);
    animation: fadeUp 0.75s ease forwards;
}

.fade-in-delay {
    animation-delay: 0.18s;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}

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

/* ============================================================
   Legacy — used by blog pages
   ============================================================ */

.mybackground {
    background-color: var(--nord2);
}

.mybackground a:hover {
    color: var(--nord8) !important;
}

/* ============================================================
   Dark Mode
   ============================================================ */

[data-theme="dark"] {
    --bg:           #1A1917;
    --bg-alt:       #111009;
    --surface:      #242220;
    --text:         #EDEBE7;
    --text-muted:   #9C9591;
    --text-light:   #6B6560;
    --border:       #2E2C2A;
    --accent:       #52B788;
    --accent-hover: #74C69D;
}

[data-theme="dark"] #mainNav.nav-scrolled {
    background: rgba(26, 25, 23, 0.9);
}

[data-theme="dark"] .tag-java {
    background-color: #1E2A3A;
    color: #93C5FD;
    border-color: #1D4ED8;
}

[data-theme="dark"] .tag-cloud {
    background-color: #142E20;
    color: var(--accent);
    border-color: #2D6A4F;
}

/* Toggle button */
.btn-theme-toggle {
    background: none;
    border: 1.5px solid var(--border);
    color: var(--text-muted);
    border-radius: 7px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.btn-theme-toggle:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: transparent;
}

/* ============================================================
   Debug
   ============================================================ */

.debug {
    outline: solid 1px red;
}