/* ============================================================
   DEANNE E. HAGAN — PORTFOLIO STYLESHEET
   Design System: Deep-Space Liquid Glass
   Fonts: Syne (headings) + DM Sans (body)
   ============================================================ */

/* 1. GOOGLE FONTS
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* 2. CSS CUSTOM PROPERTIES — DARK MODE (default)
   ============================================================ */
:root {
    /* Color Palette — Dark */
    --bg-deep:        #070b14;
    --bg-surface:     #0d1422;
    --text-primary:   #eef0f4;
    --text-secondary: #8892a4;
    --text-muted:     #4e5a72;
    --accent:         #00d9c4;
    --accent-hover:   #00b8a8;
    --accent-dim:     rgba(0, 217, 196, 0.18);
    --accent-glow:    rgba(0, 217, 196, 0.30);

    /* Glass System — Dark */
    --glass-fill:         rgba(255, 255, 255, 0.045);
    --glass-fill-hover:   rgba(255, 255, 255, 0.075);
    --glass-border:       rgba(255, 255, 255, 0.10);
    --glass-border-hover: rgba(0, 217, 196, 0.35);
    --glass-shadow:       0 8px 32px rgba(0, 0, 0, 0.45), 0 1px 0 rgba(255,255,255,0.06) inset;
    --glass-shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(0,217,196,0.20), 0 1px 0 rgba(255,255,255,0.08) inset;

    /* Sidebar */
    --sidebar-bg:     rgba(8, 14, 26, 0.88);
    --nav-hover-bg:   rgba(255, 255, 255, 0.06);
    --nav-active-bg:  rgba(0, 217, 196, 0.10);

    /* Scrollbar */
    --scrollbar-thumb: rgba(0, 217, 196, 0.25);

    /* Aurora */
    --aurora-a: rgba(0, 200, 180, 0.20);
    --aurora-b: rgba(108, 60, 230, 0.16);

    /* H1 Gradient */
    --heading-grad-start: #eef0f4;
    --heading-grad-end:   #a8b4cc;

    /* Blur */
    --blur-amount: 20px;

    /* Layout */
    --sidebar-width:  260px;
    --content-pad-x: 3.5rem;
    --content-pad-y: 1.5rem;

    /* Motion */
    --ease-out-quint: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-spring:    cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --transition-base: 0.3s var(--ease-out-quint);

    /* Focus */
    --focus-ring: 0 0 0 3px rgba(0, 217, 196, 0.45);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Theme toggle icon */
    --theme-icon-display-sun:  none;
    --theme-icon-display-moon: block;
}

/* 2b. LIGHT MODE OVERRIDES
   Applied via [data-theme="light"] on <html>
   ============================================================ */
[data-theme="light"] {
    /* Color Palette — Light */
    --bg-deep:        #eef2f7;
    --bg-surface:     #ffffff;
    --text-primary:   #0d1422;
    --text-secondary: #3e4d63;
    --text-muted:     #8490a4;
    --accent:         #007a72;
    --accent-hover:   #005f5a;
    --accent-dim:     rgba(0, 122, 114, 0.12);
    --accent-glow:    rgba(0, 122, 114, 0.22);

    /* Glass System — Light */
    --glass-fill:         rgba(255, 255, 255, 0.72);
    --glass-fill-hover:   rgba(255, 255, 255, 0.90);
    --glass-border:       rgba(0, 0, 0, 0.09);
    --glass-border-hover: rgba(0, 122, 114, 0.30);
    --glass-shadow:       0 4px 24px rgba(0, 0, 0, 0.07), 0 1px 0 rgba(255,255,255,0.95) inset;
    --glass-shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.11), 0 0 0 1px rgba(0,122,114,0.15), 0 1px 0 rgba(255,255,255,0.95) inset;

    /* Sidebar */
    --sidebar-bg:    rgba(240, 245, 252, 0.92);
    --nav-hover-bg:  rgba(0, 0, 0, 0.04);
    --nav-active-bg: rgba(0, 122, 114, 0.10);

    /* Scrollbar */
    --scrollbar-thumb: rgba(0, 122, 114, 0.28);

    /* Aurora — soft pastels for light bg */
    --aurora-a: rgba(0, 180, 165, 0.12);
    --aurora-b: rgba(108, 60, 230, 0.08);

    /* H1 Gradient */
    --heading-grad-start: #0d1422;
    --heading-grad-end:   #3e4d63;

    /* Focus */
    --focus-ring: 0 0 0 3px rgba(0, 122, 114, 0.35);

    /* Theme toggle icon */
    --theme-icon-display-sun:  block;
    --theme-icon-display-moon: none;
}

/* 3. RESET & BASE
   ============================================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    height: 100%;
    /* Smooth colour transition when toggling themes */
    transition: background-color 0.35s var(--ease-out-quint),
                color 0.35s var(--ease-out-quint);
}

body {
    font-family: 'DM Sans', system-ui, sans-serif;
    background-color: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow: hidden;
    height: 100vh;
    transition: background-color 0.35s var(--ease-out-quint),
                color 0.35s var(--ease-out-quint);
}

/* 4. AURORA BACKGROUND EFFECT
   ============================================================ */
body::before,
body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(80px);
}

body::before {
    top: -15vh;
    left: -10vw;
    width: 65vw;
    height: 65vw;
    background: radial-gradient(circle at center,
        var(--aurora-a) 0%,
        transparent 70%);
    animation: aurora-drift-a 22s ease-in-out infinite alternate;
}

body::after {
    bottom: -20vh;
    right: -8vw;
    width: 55vw;
    height: 55vw;
    background: radial-gradient(circle at center,
        var(--aurora-b) 0%,
        transparent 70%);
    animation: aurora-drift-b 28s ease-in-out infinite alternate;
}

@keyframes aurora-drift-a {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(4vw, 6vh) scale(1.08); }
}
@keyframes aurora-drift-b {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(-5vw, -4vh) scale(1.12); }
}

/* 5. ACCESSIBILITY — FOCUS STATES
   ============================================================ */
*:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
    border-radius: var(--radius-sm);
}

/* 6. LAYOUT SHELL
   ============================================================ */
.wrapper {
    display: flex;
    width: 100%;
    height: 100vh;
    /* No position/z-index here — avoids creating a stacking context
       that would trap the sidebar below the overlay */
}

/* 7. SIDEBAR
   ============================================================ */
#sidebar {
    flex-shrink: 0;
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;
    background: var(--sidebar-bg);
    backdrop-filter: blur(var(--blur-amount)) saturate(160%);
    -webkit-backdrop-filter: blur(var(--blur-amount)) saturate(160%);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
    transition: transform var(--transition-base);
    scrollbar-width: none;
}

#sidebar::-webkit-scrollbar {
    display: none;
}

.sidebar-header {
    padding: 2.25rem 1.75rem 2rem;
    text-align: center;
    border-bottom: 1px solid var(--glass-border);
    flex-shrink: 0;
}

.profile-pic {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    margin: 0 auto 1rem;
    position: relative;
    border: 2px solid var(--glass-border);
    box-shadow: 0 0 0 4px var(--accent-dim), 0 0 0 8px rgba(0,217,196,0.06);
    animation: profile-glow 4s ease-in-out infinite alternate;
}

@keyframes profile-glow {
    from { box-shadow: 0 0 0 4px rgba(0,217,196,0.12), 0 0 0 8px rgba(0,217,196,0.04); }
    to   { box-shadow: 0 0 0 5px rgba(0,217,196,0.28), 0 0 0 12px rgba(0,217,196,0.08); }
}

.sidebar-header h3 {
    font-family: 'Syne', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text-primary);
}

.sidebar-header p {
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 0.3rem;
}

.sidebar-nav {
    padding: 1.25rem 1rem;
    flex: 1;
}

.components {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.components li a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.72rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, padding-left 0.2s ease;
    border-left: 2px solid transparent;
    letter-spacing: 0.1px;
}

.components li a:hover {
    background: var(--nav-hover-bg);
    color: var(--text-primary);
    padding-left: 1.2rem;
    border-left-color: rgba(0, 217, 196, 0.4);
}

.components li a.active {
    background: var(--nav-active-bg);
    color: var(--accent);
    border-left-color: var(--accent);
    padding-left: 1.2rem;
    box-shadow: inset 0 0 12px rgba(0, 217, 196, 0.06);
}

/* 8. MAIN CONTENT
   ============================================================ */
#content {
    margin-left: var(--sidebar-width);
    width: calc(100% - var(--sidebar-width));
    height: 100vh;
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    padding: var(--content-pad-y) var(--content-pad-x);
    scrollbar-width: thin;
    scrollbar-color: rgba(0,217,196,0.3) transparent;
}

#content::-webkit-scrollbar {
    width: 4px;
}
#content::-webkit-scrollbar-track {
    background: transparent;
}
#content::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 10px;
}
/* Remove scrollbar arrow buttons entirely */
#content::-webkit-scrollbar-button {
    display: none;
    height: 0;
    width: 0;
}

.page-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
}

/* 9. MOBILE TOP BAR
   Fixed header bar shown only on ≤992px.
   Contains: site name (left), search + hamburger (right).
   ============================================================ */
#mobileTopbar {
    display: none; /* hidden on desktop */
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    z-index: 1100;
    background: var(--sidebar-bg);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-bottom: 1px solid var(--glass-border);
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
}

.topbar-brand {
    font-family: 'Syne', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.3px;
    white-space: nowrap;
    transition: color 0.2s ease;
}

.topbar-brand:hover {
    color: var(--accent);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.topbar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
    flex-shrink: 0;
}

.topbar-btn:hover {
    background: var(--nav-hover-bg);
    color: var(--text-primary);
}

.topbar-btn:active {
    background: var(--accent-dim);
    color: var(--accent);
}

.topbar-btn svg {
    width: 20px;
    height: 20px;
}

/* Hamburger → X transition when sidebar is open */
#sidebarCollapse.is-open svg line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
    transform-origin: center;
    transition: transform 0.25s ease;
}
#sidebarCollapse.is-open svg line:nth-child(2) {
    opacity: 0;
    transition: opacity 0.15s ease;
}
#sidebarCollapse.is-open svg line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    transform-origin: center;
    transition: transform 0.25s ease;
}

/* Old inline button — completely removed; rule kept for safety */
#sidebarCollapseOld {
    display: none !important;
}

/* Screen-reader only utility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* 9b. SEARCH OVERLAY
   ============================================================ */
#searchOverlay {
    display: none;
    position: fixed;
    top: 56px; /* sits flush below topbar */
    left: 0;
    right: 0;
    z-index: 1099;
    background: var(--sidebar-bg);
    backdrop-filter: blur(24px) saturate(160%);
    -webkit-backdrop-filter: blur(24px) saturate(160%);
    border-bottom: 1px solid var(--glass-border);
    padding: 0.75rem 1rem 1rem;
    transform: translateY(-8px);
    opacity: 0;
    transition: opacity 0.25s var(--ease-out-quint),
                transform 0.25s var(--ease-out-quint);
}

#searchOverlay.is-open {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* Animate in after display:block is applied */
#searchOverlay.is-animating {
    opacity: 1;
    transform: translateY(0);
}

.search-field-wrap {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: var(--glass-fill);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: 0 0.75rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-field-wrap:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.search-field-icon {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.search-input {
    flex: 1;
    background: transparent;
    border: none;
    padding: 0.7rem 0;
    color: var(--text-primary);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    outline: none;
    -webkit-appearance: none;
}

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

/* Clear default X in search inputs */
.search-input::-webkit-search-decoration,
.search-input::-webkit-search-cancel-button {
    -webkit-appearance: none;
}

.search-close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 4px;
    flex-shrink: 0;
    transition: color 0.2s ease, background 0.2s ease;
}

.search-close-btn:hover {
    color: var(--text-primary);
    background: var(--nav-hover-bg);
}

.search-close-btn svg {
    width: 16px;
    height: 16px;
}

.search-count {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
    min-height: 1.2em;
}

/* Highlight matched text in search results */
.search-highlight {
    background: var(--accent-dim);
    color: var(--accent);
    border-radius: 2px;
    padding: 0 1px;
}

/* Cards hidden by search filter */
.search-hidden {
    display: none !important;
}



/* 10. TYPOGRAPHY
   ============================================================ */
h1 {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2.4rem, 4.5vw, 3.6rem);
    font-weight: 800;
    letter-spacing: -1.5px;
    line-height: 1.08;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--heading-grad-start) 0%, var(--heading-grad-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-family: 'Syne', sans-serif;
    font-size: clamp(1.35rem, 2.5vw, 1.75rem);
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
    margin-top: 1.25rem;
    color: var(--text-primary);
}

/* Remove top margin from h2 when it's the first element in a section —
   prevents double-spacing between the page header and the first section title */
.section-block > h2:first-child,
.section-block:first-of-type > h2:first-child {
    margin-top: 0;
}

h3 {
    font-family: 'Syne', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text-primary);
}

p {
    color: var(--text-secondary);
    font-size: 0.975rem;
    line-height: 1.75;
}

.lead {
    font-size: clamp(1.05rem, 1.8vw, 1.2rem);
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    max-width: 940px;
    line-height: 1.7;
    font-weight: 300;
}

/* Page header section */
.page-header {
    margin-bottom: 1.25rem;
}

.page-header h1 {
    margin-bottom: 0.4rem;
}

/* 11. GLASS CARDS
   ============================================================ */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.glass-card {
    background: var(--glass-fill);
    backdrop-filter: blur(var(--blur-amount)) saturate(140%);
    -webkit-backdrop-filter: blur(var(--blur-amount)) saturate(140%);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    transition:
        transform 0.45s var(--ease-spring),
        box-shadow 0.4s var(--ease-out-quint),
        border-color 0.3s ease,
        background 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--glass-shadow-hover);
    border-color: var(--glass-border-hover);
    background: var(--glass-fill-hover);
}

/* 12. BUTTONS
   ============================================================ */
.btn-view {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1.4rem;
    background: var(--accent);
    color: #04111e;
    border: none;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.2px;
    transition: background 0.2s ease, transform 0.2s var(--ease-spring), box-shadow 0.2s ease;
    cursor: pointer;
    margin-top: auto;
    align-self: flex-start;
    box-shadow: 0 4px 16px rgba(0, 217, 196, 0.25);
}

.btn-view:hover {
    background: var(--accent-hover);
    transform: scale(1.04) translateY(-1px);
    box-shadow: 0 6px 24px rgba(0, 217, 196, 0.40);
}

.btn-view:active {
    transform: scale(0.98);
}

/* 13. DATE STAMP / BADGE
   ============================================================ */
.date-stamp {
    font-size: 0.72rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    display: block;
    margin-bottom: 0.6rem;
}

/* Tool badges for projects */
.tool-badge {
    display: inline-block;
    padding: 0.28rem 0.75rem;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 1rem;
    align-self: flex-start;
}

.badge-powerbi {
    background: rgba(243, 165, 49, 0.15);
    color: #f3a531;
    border: 1px solid rgba(243, 165, 49, 0.3);
}

.badge-tableau {
    background: rgba(31, 119, 180, 0.15);
    color: #5bb3e8;
    border: 1px solid rgba(91, 179, 232, 0.3);
}

.badge-excel {
    background: rgba(33, 160, 75, 0.15);
    color: #21a04b;
    border: 1px solid rgba(33, 160, 75, 0.3);
}

.badge-website {
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

/* Blog post reader modal */
.post-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(4, 8, 18, 0.82);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 3000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 2rem 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s var(--ease-out-quint);
    overflow-y: auto;
}

.post-modal-overlay.is-visible {
    opacity: 1;
    pointer-events: all;
}

.post-modal {
    width: 100%;
    max-width: 680px;
    background: var(--bg-surface, #0d1422);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 2.75rem;
    box-shadow: var(--glass-shadow-hover);
    transform: translateY(24px);
    transition: transform 0.4s var(--ease-spring);
    margin: 0 auto;
}

[data-theme="light"] .post-modal {
    background: rgba(255,255,255,0.95);
}

.post-modal-overlay.is-visible .post-modal {
    transform: translateY(0);
}

.post-modal-header {
    margin-bottom: 1.75rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--glass-border);
}

.post-modal-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.post-modal h2 {
    font-family: 'Syne', sans-serif;
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 1.15;
    margin: 0;
    background: linear-gradient(135deg, var(--heading-grad-start) 0%, var(--heading-grad-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.post-modal-body p {
    margin-bottom: 1.25rem;
    font-size: 0.975rem;
    line-height: 1.85;
    color: var(--text-secondary);
}

.post-modal-body p:last-child { margin-bottom: 0; }

.post-modal-body strong {
    color: var(--text-primary);
    font-weight: 600;
}

.post-modal-close {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
    padding: 0.65rem 1.25rem;
    background: var(--glass-fill-hover);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.post-modal-close:hover {
    background: var(--accent-dim);
    border-color: var(--glass-border-hover);
    color: var(--accent);
}

/* ── BLOG CARD EXCERPT & CONTINUE READING ────────────────── */
.post-excerpt {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.72;
    flex: 1;
    margin-bottom: 0.85rem;
}

.continue-reading-btn {
    background: none;
    border: none;
    border-bottom: 1px solid transparent;
    padding: 0 0 2px;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    letter-spacing: 0.2px;
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    transition: color 0.28s var(--ease-out-quint),
                border-color 0.28s var(--ease-out-quint),
                gap 0.28s var(--ease-out-quint);
    align-self: flex-start;
    margin-top: auto;
}

.cr-arrow {
    transition: transform 0.28s var(--ease-out-quint);
    display: inline-block;
}

/* Desktop — reveal on card hover only */
@media (hover: hover) {
    .glass-card:hover .continue-reading-btn {
        color: var(--accent);
        border-bottom-color: var(--accent);
        gap: 0.4rem;
    }
    .glass-card:hover .cr-arrow {
        transform: translateX(4px);
    }
}

/* Mobile — always styled */
@media (max-width: 992px) {
    .continue-reading-btn {
        color: var(--accent);
        border-bottom-color: var(--accent);
        font-size: 0.85rem;
        gap: 0.35rem;
    }
}

/* ── MODAL: AUTHOR ROW ────────────────── */
.post-author-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.1rem;
    padding-bottom: 1.1rem;
    border-bottom: 1px solid var(--glass-border);
}

.post-author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent-dim);
    border: 1.5px solid rgba(0,217,196,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--accent);
    flex-shrink: 0;
}

.post-author-info {
    flex: 1;
    min-width: 0;
}

.post-author-name {
    font-weight: 700;
    font-size: 0.88rem;
    color: var(--text-primary);
    display: block;
    line-height: 1.3;
}

.post-author-meta {
    font-size: 0.76rem;
    color: var(--text-muted);
    margin-top: 2px;
    letter-spacing: 0.1px;
}

.post-social-icons {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-shrink: 0;
}

.post-social-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-muted);
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.18s ease, color 0.18s ease;
}

.post-social-btn:hover { background: var(--glass-fill-hover); color: var(--text-primary); }
.post-social-btn svg { width: 15px; height: 15px; }

/* ── MODAL: ACTION BAR ────────────────── */
.post-actions-bar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--glass-border);
}

.post-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.38rem;
    padding: 0.48rem 0.9rem;
    background: var(--glass-fill);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    color: var(--text-secondary);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.18s ease, color 0.18s ease,
                border-color 0.18s ease, transform 0.15s ease;
    white-space: nowrap;
}

.post-action-btn:hover {
    background: var(--glass-fill-hover);
    border-color: var(--glass-border-hover);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.post-action-btn svg { width: 14px; height: 14px; flex-shrink: 0; }

.post-action-btn.is-liked {
    color: #f87171;
    border-color: rgba(248,113,113,0.35);
    background: rgba(248,113,113,0.10);
}

.post-action-btn.is-listening {
    color: var(--accent);
    border-color: rgba(0,217,196,0.4);
    background: var(--accent-dim);
}

.post-action-btn.is-listening svg {
    animation: pulse-icon 1.2s ease-in-out infinite;
}

@keyframes pulse-icon {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.35; }
}

/* ── COMMENTS SECTION ────────────────── */
.comments-section {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--glass-border);
}

.comments-section h3 {
    font-family: 'Syne', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    letter-spacing: -0.2px;
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.1rem;
}

.comment-item {
    background: var(--glass-fill);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: 0.8rem 1rem;
}

.comment-item-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 0.3rem;
    gap: 0.5rem;
}

.comment-delete-btn {
    background: none;
    border: none;
    padding: 2px 4px;
    color: var(--text-muted);
    font-size: 0.7rem;
    cursor: pointer;
    border-radius: 4px;
    opacity: 0;
    transition: opacity 0.15s ease, color 0.15s ease, background 0.15s ease;
    white-space: nowrap;
    margin-left: auto;
    flex-shrink: 0;
}

.comment-item:hover .comment-delete-btn {
    opacity: 1;
}

.comment-delete-btn:hover {
    color: #f87171;
    background: rgba(248,113,113,0.12);
}

/* Always visible on touch devices */
@media (hover: none) {
    .comment-delete-btn { opacity: 1; }
}



.comment-author {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent);
}

.comment-time {
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.comment-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin: 0;
}

.no-comments-msg {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-style: italic;
    padding: 0.5rem 0;
}

.comment-form {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.comment-form input,
.comment-form textarea {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.9rem;
    color: var(--text-primary);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.875rem;
    outline: none;
    width: 100%;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.comment-form input:focus,
.comment-form textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-dim);
}

.comment-form textarea {
    resize: vertical;
    min-height: 75px;
    line-height: 1.6;
}

.comment-submit-btn {
    align-self: flex-end;
    padding: 0.55rem 1.1rem;
    background: var(--accent);
    color: #04111e;
    border: none;
    border-radius: var(--radius-sm);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.18s ease, transform 0.15s ease;
}

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

/* ── TOAST ────────────────── */
.blog-toast {
    position: fixed;
    bottom: 1.75rem;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    background: var(--text-primary);
    color: var(--bg-deep);
    padding: 0.55rem 1.25rem;
    border-radius: 999px;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.82rem;
    font-weight: 600;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease;
    white-space: nowrap;
}

.blog-toast.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}


/* Project thumbnail — screenshot or icon placeholder */
.project-thumbnail {
    height: 160px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: background 0.3s ease;
}

/* When an <img> is inside the thumbnail */
.project-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    display: block;
    border-radius: inherit;
    transition: transform 0.45s var(--ease-out-quint);
}

.glass-card:hover .project-thumbnail img {
    transform: scale(1.04);
}



.project-thumbnail ion-icon {
    font-size: 2.5rem;
    color: var(--text-muted);
    transition: color 0.3s ease, transform 0.4s var(--ease-spring);
}

.glass-card:hover .project-thumbnail {
    background: rgba(0, 217, 196, 0.05);
}

.glass-card:hover .project-thumbnail ion-icon {
    color: var(--accent);
    transform: scale(1.1);
}

.project-title {
    font-family: 'Syne', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.65rem;
    letter-spacing: -0.2px;
}

.project-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex: 1;
}

/* 14. EDUCATION — COURSE TAGS
   ============================================================ */
.course-grid-dense {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(175px, 1fr));
    gap: 0.65rem;
    margin-top: 0.5rem;
}

.course-tag {
    background: var(--glass-fill);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 0.6rem 0.85rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.course-tag:hover {
    background: var(--accent-dim);
    border-color: rgba(0, 217, 196, 0.3);
    color: var(--text-primary);
}

/* 15. GALLERY
   ============================================================ */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--glass-border);
    background: var(--glass-fill);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    box-shadow: var(--glass-shadow);
    padding: 0;
    transition: transform 0.4s var(--ease-spring), box-shadow 0.4s ease, border-color 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--glass-shadow-hover);
    border-color: var(--glass-border-hover);
}

.gallery-item img {
    width: 100%;
    height: 230px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s var(--ease-out-quint);
}

.gallery-item:hover img {
    transform: scale(1.04);
}

.gallery-caption {
    padding: 1rem 1.25rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.1px;
}

/* 16. CONTACT PAGE
   ============================================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.65fr;
    gap: 1.75rem;
    align-items: start;
}

.contact-info-list {
    list-style: none;
    padding: 0;
    margin-top: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.contact-info-list li {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.contact-info-list strong {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.contact-info-list span,
.contact-info-list a {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* Form elements */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    margin-bottom: 0.45rem;
}

.glass-input {
    width: 100%;
    padding: 0.75rem 0.95rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
    -webkit-appearance: none;
}

.glass-input::placeholder {
    color: var(--text-muted);
    font-size: 0.88rem;
}

.glass-input:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(0, 217, 196, 0.05);
    box-shadow: 0 0 0 3px rgba(0, 217, 196, 0.15);
}

textarea.glass-input {
    resize: vertical;
    min-height: 90px;
    line-height: 1.6;
}

.btn-submit {
    width: 100%;
    padding: 0.8rem;
    background: var(--accent);
    color: #04111e;
    border: none;
    border-radius: var(--radius-sm);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s var(--ease-spring), box-shadow 0.2s ease;
    box-shadow: 0 4px 18px rgba(0, 217, 196, 0.28);
    margin-top: 0.5rem;
}

.btn-submit:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0, 217, 196, 0.40);
}

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

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* 17. SUCCESS MODAL
   ============================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(4, 8, 18, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s var(--ease-out-quint);
}

.modal-overlay.is-visible {
    opacity: 1;
    pointer-events: all;
}

.modal-box {
    max-width: 420px;
    width: 100%;
    text-align: center;
    padding: 2.75rem 2.5rem;
    transform: translateY(20px) scale(0.97);
    transition: transform 0.45s var(--ease-spring);
}

.modal-overlay.is-visible .modal-box {
    transform: translateY(0) scale(1);
}

.modal-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(0, 217, 196, 0.12);
    border: 2px solid var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: 0 0 0 8px rgba(0, 217, 196, 0.06);
}

.modal-icon svg {
    width: 30px;
    height: 30px;
    stroke: var(--accent);
    stroke-width: 2.5;
    fill: none;
    stroke-dasharray: 50;
    stroke-dashoffset: 50;
}

.modal-overlay.is-visible .modal-icon svg {
    animation: draw-check 0.5s 0.3s var(--ease-out-quint) forwards;
}

@keyframes draw-check {
    to { stroke-dashoffset: 0; }
}

.modal-box h3 {
    font-family: 'Syne', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.65rem;
    background: linear-gradient(135deg, var(--heading-grad-start) 0%, var(--heading-grad-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-box p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.btn-modal-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 2rem;
    background: var(--glass-fill-hover);
    border: 1px solid var(--glass-border-hover);
    border-radius: var(--radius-sm);
    color: var(--accent);
    font-family: 'DM Sans', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s var(--ease-spring);
}

.btn-modal-close:hover {
    background: var(--accent-dim);
    transform: scale(1.03);
}

/* 18. [FOOTER REMOVED]
   ============================================================ */

/* 19. SCROLL ENTRANCE ANIMATIONS
   ============================================================ */
.glass-hidden {
    opacity: 0;
    transform: translateY(22px);
    transition:
        opacity 0.7s var(--ease-out-quint),
        transform 0.7s var(--ease-out-quint);
}

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

/* 20. MOBILE OVERLAY
   ============================================================ */
.overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(4, 8, 18, 0.55);
    z-index: 998;
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.overlay.active {
    display: block;
    opacity: 1;
    pointer-events: all;
}

/* 21. RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
    :root {
        --content-pad-x: 2.25rem;
    }
}

@media (max-width: 992px) {
    body {
        overflow: auto;
        height: auto;
    }

    /* Show the fixed mobile topbar */
    #mobileTopbar {
        display: flex;
    }

    #sidebar {
        transform: translateX(-100%);
        /* Sidebar slides in from left, above topbar height */
        top: 0;
        padding-top: 56px; /* clear the topbar */
    }

    #sidebar.active {
        transform: translateX(0);
    }

    #content {
        margin-left: 0;
        width: 100%;
        height: auto;
        overflow-y: visible;
        padding: calc(56px + 1.25rem) 1.5rem 1.25rem; /* 56px = topbar height */
    }

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

    h1 {
        font-size: 2.1rem;
    }

    .lead {
        font-size: 1rem;
        margin-bottom: 1.75rem;
    }
}

@media (max-width: 640px) {
    :root {
        --content-pad-x: 1.25rem;
        --content-pad-y: 1.25rem;
    }

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

    .glass-card {
        padding: 1.5rem;
    }

    .course-grid-dense {
        grid-template-columns: repeat(auto-fill, minmax(145px, 1fr));
    }

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

/* 22. HOME PAGE — HERO LAYOUT
   ============================================================ */
.hero-card {
    padding: 2.25rem;
    margin-bottom: 1.5rem;
}

.hero-card h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 0.75rem;
}

.hero-card .lead {
    margin-bottom: 1.5rem;
}

/* 23. SECTION SPACING HELPERS
   ============================================================ */
.section-block {
    margin-bottom: 1.5rem;
}

.section-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent);
    margin-bottom: 0.6rem;
    display: block;
}

/* 24. COMPETENCY CARDS
   ============================================================ */
.competency-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: var(--accent-dim);
    border: 1px solid rgba(0, 217, 196, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    flex-shrink: 0;
}

.competency-icon svg {
    width: 22px;
    height: 22px;
    stroke: var(--accent);
    fill: none;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* 25. ABOUT PAGE — STORY CARDS
   ============================================================ */
.story-number {
    font-family: 'Syne', sans-serif;
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--accent-dim);
    line-height: 1;
    margin-bottom: 1rem;
    display: block;
    background: linear-gradient(135deg, rgba(0,217,196,0.4) 0%, rgba(0,217,196,0.1) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 26. BLOG ARTICLE CARDS
   ============================================================ */
.article-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.article-read-time {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* 27. EDUCATION — DEGREE CARDS
   ============================================================ */
.degree-detail {
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 600;
    margin-top: 1rem;
}

.degree-institution {
    font-family: 'Syne', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: -1rem;
}

/* 29. THEME TOGGLE BUTTON
   ============================================================ */
.sidebar-footer {
    padding: 1rem 1.25rem 1.5rem;
    border-top: 1px solid var(--glass-border);
    flex-shrink: 0;
}

.theme-toggle {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    width: 100%;
    padding: 0.6rem 1rem;
    background: var(--glass-fill);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.theme-toggle:hover {
    background: var(--glass-fill-hover);
    border-color: var(--glass-border-hover);
    color: var(--text-primary);
}

.theme-toggle-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* Sun icon — shown in light mode */
.icon-sun {
    display: var(--theme-icon-display-sun);
}

/* Moon icon — shown in dark mode */
.icon-moon {
    display: var(--theme-icon-display-moon);
}

/* 30. NO-TRANSITION — suppresses all transitions on initial page load
   Prevents the dark→light colour flash when navigating between pages.
   Class is added synchronously in <head> and removed after first paint.
   ============================================================ */
.no-transition *,
.no-transition *::before,
.no-transition *::after {
    transition: none !important;
    animation-duration: 0.01ms !important;
}

/* 28. PRINT / REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}