/* ============================================================
   Rair Solutions Portfolio – Global Stylesheet
   Brand palette:
     Navy bg:      #0A1628
     Card bg:      #0D1E3A
     Border:       #152847
     Accent blue:  #00AEEF
     Accent light: #3DD9FF
     Text primary: #FFFFFF
     Text muted:   #8BA5C2
   ============================================================ */

/* ---------- Reset / Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

:root {
    --navy:       #0A1628;
    --card:       #0D1E3A;
    --border:     #152847;
    --accent:     #00AEEF;
    --accent-lt:  #3DD9FF;
    --text:       #FFFFFF;
    --muted:      #8BA5C2;
    --section-gap: 6rem;
    --radius:     12px;
    --transition: 0.3s ease;
}

/* ---------- Scroll progress bar ---------- */
#scroll-progress-bar {
    position: fixed;
    top: 0; left: 0;
    height: 3px;
    width: 0%;
    background: linear-gradient(90deg, var(--accent), var(--accent-lt));
    z-index: 2000;
    transition: width 0.1s linear;
    pointer-events: none;
}

/* ---------- Back to top button ---------- */
#back-to-top {
    position: fixed;
    bottom: 2rem; right: 2rem;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-lt));
    color: #fff;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 16px rgba(0,174,239,0.35);
    opacity: 0; transform: translateY(12px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
    z-index: 1500;
}
#back-to-top.visible {
    opacity: 1; transform: translateY(0);
    pointer-events: auto;
}
#back-to-top:hover { box-shadow: 0 6px 24px rgba(0,174,239,0.5); transform: translateY(-2px); }

/* ---------- Active nav link ---------- */
.navbar-nav-links a.active {
    color: var(--accent) !important;
}

/* ---------- Section collapsible ---------- */
.section-header-toggle {
    display: flex; align-items: flex-start; justify-content: space-between;
    cursor: pointer; user-select: none; gap: 1rem;
    padding-bottom: 0.25rem;
}
.section-header-toggle:hover .section-toggle-icon { color: var(--accent); }
.section-toggle-icon {
    font-size: 1rem; color: var(--muted);
    margin-top: 0.6rem; flex-shrink: 0;
    transition: color var(--transition), transform 0.3s ease;
}
.section-collapsible {
    overflow: hidden;
    max-height: 6000px;
    opacity: 1;
    transition: max-height 0.45s ease, opacity 0.3s ease;
}
.section-collapsible.collapsed {
    max-height: 0;
    opacity: 0;
}

/* ---------- Scroll-reveal ---------- */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Typewriter cursor ---------- */
.type-cursor {
    display: inline-block;
    width: 2px;
    background: var(--accent);
    margin-left: 3px;
    vertical-align: text-bottom;
    height: 1em;
    animation: blink-cursor 0.75s step-end infinite;
}
@keyframes blink-cursor {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0; }
}

/* ---------- Copy-to-clipboard tooltip ---------- */
.copy-email-wrap {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    cursor: pointer;
}
.copy-email-wrap a { text-decoration: none; }
.copy-tooltip {
    position: absolute;
    bottom: calc(100% + 7px);
    left: 50%;
    transform: translateX(-50%) translateY(6px);
    background: var(--accent);
    color: #fff;
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
}
.copy-tooltip::after {
    content: '';
    position: absolute;
    top: 100%; left: 50%;
    transform: translateX(-50%);
    border: 4px solid transparent;
    border-top-color: var(--accent);
}
.copy-email-wrap.copied .copy-tooltip {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}
.copy-email-wrap .copy-icon {
    font-size: 0.75rem;
    color: var(--muted);
    transition: color var(--transition);
}
.copy-email-wrap:hover .copy-icon { color: var(--accent); }

/* ---------- Hero quick-facts ---------- */
.hero-quick-facts {
    margin-top: 1rem;
    font-size: 0.78rem;
    color: var(--muted);
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}
.hero-quick-facts i { color: var(--accent); margin-right: 0.25rem; }
.hero-quick-facts .qf-sep { opacity: 0.4; }

/* ---------- Print stylesheet ---------- */
@media print {
    #scroll-progress-bar,
    #back-to-top,
    .navbar-portfolio,
    .hero-photo-wrap,
    .hero-actions,
    .section-toggle-icon,
    .theme-toggle,
    .contact-form-card { display: none !important; }

    body { background: #fff !important; color: #000 !important; font-size: 11pt; }
    .hero-section { min-height: auto; padding-top: 1rem; }
    .container-portfolio { max-width: 100%; padding: 0 1rem; }
    .section-collapsible.collapsed { max-height: none !important; opacity: 1 !important; }
    .skill-category-card,
    .project-card,
    .timeline-card { break-inside: avoid; border: 1px solid #ccc !important; background: #fff !important; }
    .reveal { opacity: 1 !important; transform: none !important; }
    .hero-name, .section-title { color: #000 !important; }
    .highlight, .section-title span, .timeline-role { color: #0077b6 !important; }
    .hero-description, .hero-stats, .hero-quick-facts,
    .timeline-desc, .contact-info-card { color: #333 !important; }
    .skill-tag, .project-tag, .timeline-tech-tag { border: 1px solid #ccc !important; color: #333 !important; background: #f5f5f5 !important; }
    .timeline-period { color: #0077b6 !important; background: transparent !important; border: 1px solid #0077b6 !important; }
    .footer { border-top: 1px solid #ccc !important; color: #666 !important; background: #fff !important; }
    a { color: #0077b6 !important; }
}
@page { margin: 1.5cm; }

/* ---------- Light mode overrides ---------- */
body.light-mode {
    --navy:       #f0f4f8;
    --card:       #ffffff;
    --border:     #ccd8e8;
    --text:       #0a1628;
    --muted:      #4a6080;
    --accent:     #0077B6;
    --accent-lt:  #0096C7;
}
body.light-mode .navbar-portfolio {
    background: rgba(240, 244, 248, 0.95);
}
body.light-mode .form-control-rs {
    background: rgba(255, 255, 255, 0.9);
    color: var(--text);
}
body.light-mode .project-tag {
    background: rgba(204, 216, 232, 0.7);
}
body.light-mode .timeline-tech-tag {
    background: rgba(204, 216, 232, 0.7);
}
body.light-mode ::-webkit-scrollbar-track {
    background: var(--navy);
}
body.light-mode .timeline-dot {
    background: var(--navy);
}

html { scroll-behavior: smooth; }

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    background-color: var(--navy);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-lt); }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ---------- Loading screen ---------- */
.loading-progress {
    position: relative;
    display: block;
    width: 8rem;
    height: 8rem;
    margin: 20vh auto 1rem;
}
.loading-progress circle {
    fill: none;
    stroke: var(--accent);
    stroke-width: 0.6rem;
    transform-origin: 50% 50%;
    transform: rotate(-90deg);
}
.loading-progress circle:last-child {
    stroke: var(--border);
    animation: loading-progress-spin 1.6s linear infinite;
}
@keyframes loading-progress-spin {
    from { transform: rotate(-90deg); }
    to   { transform: rotate(270deg); }
}
.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: 600;
    inset: calc(20vh + 9.5rem) 0 0;
    color: var(--muted);
}
.loading-progress-text:after { content: attr(data-loading-text); }

/* ---------- Error UI ---------- */
#blazor-error-ui {
    background: #3e1111;
    bottom: 0;
    box-shadow: 0 -2px 8px rgba(0,0,0,.5);
    color: #ffcdd2;
    display: none;
    left: 0;
    padding: 0.75rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 9999;
}
#blazor-error-ui .dismiss { cursor: pointer; font-size: 1.2rem; position: absolute; right: 1rem; top: .5rem; }

/* ---------- Navbar ---------- */
.navbar-portfolio {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(10, 22, 40, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.navbar-brand-portfolio {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text) !important;
    text-decoration: none;
}
.brand-dot-grid {
    display: grid;
    grid-template-columns: repeat(5, 5px);
    gap: 3px;
}
.brand-dot-grid span {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0.85;
}
.brand-dot-grid span:nth-child(even) { background: var(--accent-lt); }
.navbar-nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0; padding: 0;
}
.navbar-nav-links a {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition);
}
.navbar-nav-links a:hover { color: var(--accent); }
.navbar-nav-links a.btn-primary-rs,
.navbar-nav-links a.btn-primary-rs:hover { color: #fff; }
.navbar-toggle { display: none; background: none; border: none; color: var(--text); font-size: 1.4rem; cursor: pointer; }
.theme-toggle {
    background: none; border: none; color: var(--muted); font-size: 1rem;
    cursor: pointer; padding: 0.3rem 0.5rem; border-radius: 6px;
    transition: color var(--transition), background var(--transition);
    display: flex; align-items: center;
}
.theme-toggle:hover { color: var(--accent); background: rgba(0,174,239,0.08); }

@media (max-width: 768px) {
    .navbar-nav-links {
        display: none; flex-direction: column; gap: 0;
        position: absolute; top: 100%; left: 0; right: 0;
        background: var(--card); border-bottom: 1px solid var(--border);
        padding: 1rem 2rem;
    }
    .navbar-nav-links.open { display: flex; }
    .navbar-nav-links a { padding: 0.75rem 0; border-bottom: 1px solid var(--border); }
    .navbar-toggle { display: block; }
}

/* ---------- Section base ---------- */
section { padding: var(--section-gap) 0; position: relative; }
.section-title { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; margin-bottom: 0.4rem; color: var(--text); }
.section-title span { color: var(--accent); }
.section-subtitle { color: var(--muted); font-size: 1rem; margin-bottom: 3rem; }
.section-divider { width: 48px; height: 3px; background: linear-gradient(90deg, var(--accent), var(--accent-lt)); border-radius: 2px; margin-bottom: 0.75rem; }

/* ---------- Hero ---------- */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}
.hero-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 4rem;
}
@media (max-width: 900px) {
    .hero-inner {
        grid-template-columns: 1fr;
    }
    .hero-photo-wrap {
        display: flex;
        justify-content: center;
        order: -1;
    }
}
.hero-bg-glow {
    position: absolute; width: 600px; height: 600px; border-radius: 50%;
    background: radial-gradient(circle, rgba(0,174,239,0.12) 0%, transparent 70%);
    top: -100px; right: -150px; pointer-events: none;
}
.hero-bg-glow-2 {
    position: absolute; width: 400px; height: 400px; border-radius: 50%;
    background: radial-gradient(circle, rgba(61,217,255,0.08) 0%, transparent 70%);
    bottom: -80px; left: -80px; pointer-events: none;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 0.5rem;
    background: rgba(0,174,239,0.1); border: 1px solid rgba(0,174,239,0.3);
    padding: 0.4rem 1rem; border-radius: 50px; font-size: 0.8rem;
    font-weight: 500; color: var(--accent); margin-bottom: 1.5rem;
}
.hero-badge .dot {
    width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
    animation: pulse-dot 1.8s ease-in-out infinite;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.5; transform: scale(0.8); }
}
.hero-name { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 800; line-height: 1.2; margin-bottom: 0.5rem; }
.hero-name .highlight { color: var(--accent); }
.hero-role { font-size: clamp(1.1rem, 2vw, 1.4rem); font-weight: 400; color: var(--muted); margin-bottom: 1.5rem; }
.hero-description { font-size: 1rem; color: var(--muted); max-width: 540px; line-height: 1.8; margin-bottom: 2.5rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn-primary-rs {
    background: linear-gradient(135deg, var(--accent), var(--accent-lt)); color: #fff;
    border: none; padding: 0.8rem 1.8rem; border-radius: 8px; font-weight: 600;
    font-size: 0.9rem; cursor: pointer; transition: transform var(--transition), box-shadow var(--transition);
    text-decoration: none; display: inline-block;
}
.btn-primary-rs:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,174,239,0.35); color: #fff; }
.btn-outline-rs {
    background: transparent; color: var(--text); border: 1px solid var(--border);
    padding: 0.8rem 1.8rem; border-radius: 8px; font-weight: 500; font-size: 0.9rem;
    cursor: pointer; transition: border-color var(--transition), color var(--transition);
    text-decoration: none; display: inline-block;
}
.btn-outline-rs:hover { border-color: var(--accent); color: var(--accent); }
.hero-stats { display: flex; gap: 2.5rem; margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.stat-item .stat-num { font-size: 1.8rem; font-weight: 700; color: var(--accent); }
.stat-item .stat-label { font-size: 0.75rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }

/* Profile photo */
.hero-photo-wrap { flex-shrink: 0; }
.hero-photo-ring {
    position: relative;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    padding: 4px;
    background: linear-gradient(135deg, var(--accent), var(--accent-lt), var(--border), var(--accent));
    box-shadow: 0 0 40px rgba(0, 174, 239, 0.25), 0 0 80px rgba(0, 174, 239, 0.1);
    animation: rotate-ring 6s linear infinite;
}
.hero-photo-ring::before {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0,174,239,0.3), transparent 60%);
    z-index: -1;
}
.hero-photo {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
    display: block;
    background: var(--card);
}
@keyframes rotate-ring {
    from { background: linear-gradient(135deg, var(--accent), var(--accent-lt), var(--border), var(--accent)); }
    to   { background: linear-gradient(495deg, var(--accent), var(--accent-lt), var(--border), var(--accent)); }
}
@media (max-width: 900px) {
    .hero-photo-ring { width: 200px; height: 200px; }
}

/* ---------- Skills ---------- */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.5rem; }
.skill-category-card {
    background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 1.5rem; transition: border-color var(--transition), transform var(--transition);
}
.skill-category-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.skill-category-icon {
    width: 42px; height: 42px; border-radius: 10px; background: rgba(0,174,239,0.1);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; color: var(--accent); margin-bottom: 1rem;
}
.skill-category-title { font-weight: 600; margin-bottom: 0.75rem; font-size: 0.95rem; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.skill-tag {
    background: rgba(0,174,239,0.1); border: 1px solid rgba(0,174,239,0.2);
    color: var(--accent-lt); font-size: 0.75rem; padding: 0.25rem 0.6rem;
    border-radius: 50px; font-weight: 500;
}

/* ---------- Projects ---------- */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.5rem; }
.project-card {
    background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
    overflow: hidden; transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
    display: flex; flex-direction: column;
}
.project-card:hover { border-color: var(--accent); transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,174,239,0.12); }
.project-card-header { height: 4px; background: linear-gradient(90deg, var(--accent), var(--accent-lt)); }
.project-card-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.project-card-icon {
    width: 48px; height: 48px; border-radius: 12px; background: rgba(0,174,239,0.1);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; color: var(--accent); margin-bottom: 1rem;
}
.project-card-title { font-weight: 700; font-size: 1.05rem; margin-bottom: 0.5rem; }
.project-card-desc { color: var(--muted); font-size: 0.875rem; line-height: 1.6; flex: 1; margin-bottom: 1.25rem; }
.project-card-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.25rem; }
.project-tag {
    background: rgba(21,40,71,0.8); border: 1px solid var(--border); color: var(--muted);
    font-size: 0.7rem; padding: 0.2rem 0.55rem; border-radius: 4px;
    font-weight: 500; text-transform: uppercase; letter-spacing: 0.04em;
}
.project-card-links { display: flex; gap: 0.75rem; }
.project-card-links a {
    display: flex; align-items: center; gap: 0.35rem; font-size: 0.8rem;
    font-weight: 500; color: var(--muted); transition: color var(--transition);
}
.project-card-links a:hover { color: var(--accent); }

/* ---------- Experience / Timeline ---------- */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
    content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
    background: linear-gradient(180deg, var(--accent) 0%, var(--border) 100%);
}
.timeline-item { position: relative; margin-bottom: 2.5rem; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-dot {
    position: absolute; left: -2.44rem; top: 0.3rem;
    width: 14px; height: 14px; border-radius: 50%;
    background: var(--navy); border: 2px solid var(--accent);
    box-shadow: 0 0 0 4px rgba(0,174,239,0.15);
}
.timeline-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.5rem; transition: border-color var(--transition);
}
.timeline-card:hover { border-color: rgba(0,174,239,0.4); }
.timeline-header {
    display: flex; align-items: flex-start; justify-content: space-between;
    gap: 1rem; flex-wrap: wrap; margin-bottom: 0.3rem;
}
.timeline-company { font-weight: 700; font-size: 1rem; }
.timeline-period {
    background: rgba(0,174,239,0.1); border: 1px solid rgba(0,174,239,0.2);
    color: var(--accent); font-size: 0.75rem; padding: 0.25rem 0.7rem;
    border-radius: 50px; white-space: nowrap; font-weight: 500;
}
.timeline-role { color: var(--accent-lt); font-size: 0.875rem; font-weight: 500; margin-bottom: 0.75rem; }
.timeline-desc { color: var(--muted); font-size: 0.875rem; line-height: 1.7; margin-bottom: 0.75rem; }
.timeline-tech { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.timeline-tech-tag {
    background: rgba(21,40,71,0.8); border: 1px solid var(--border);
    color: var(--muted); font-size: 0.7rem; padding: 0.2rem 0.55rem;
    border-radius: 4px; font-weight: 500;
}

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 3rem; align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-info-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 2rem;
}
.contact-info-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.5rem; }
.contact-info-desc { color: var(--muted); font-size: 0.875rem; margin-bottom: 1.5rem; line-height: 1.7; }
.contact-item {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.75rem 0; border-bottom: 1px solid var(--border);
}
.contact-item:last-of-type { border-bottom: none; }
.contact-item-icon {
    width: 36px; height: 36px; border-radius: 8px; background: rgba(0,174,239,0.1);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent); font-size: 0.9rem; flex-shrink: 0;
}
.contact-item-text { font-size: 0.875rem; color: var(--muted); }
.contact-item-text strong { display: block; color: var(--text); font-size: 0.8rem; margin-bottom: 0.1rem; }
.social-links { display: flex; gap: 0.75rem; margin-top: 1.5rem; }
.social-link {
    width: 40px; height: 40px; border-radius: 8px; background: rgba(0,174,239,0.08);
    border: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
    color: var(--muted); font-size: 1rem; transition: all var(--transition);
    text-decoration: none;
}
.social-link:hover { background: rgba(0,174,239,0.15); border-color: var(--accent); color: var(--accent); }
.contact-form-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 2rem;
}
.form-group { margin-bottom: 1.25rem; }
.form-label { font-size: 0.8rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.4rem; display: block; }
.form-control-rs {
    width: 100%; background: rgba(10,22,40,0.6); border: 1px solid var(--border);
    border-radius: 8px; padding: 0.75rem 1rem; color: var(--text); font-size: 0.9rem;
    font-family: inherit; transition: border-color var(--transition), box-shadow var(--transition); outline: none;
}
.form-control-rs:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,174,239,0.12); }
.form-control-rs::placeholder { color: var(--muted); }
textarea.form-control-rs { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-success {
    background: rgba(0,174,239,0.08); border: 1px solid rgba(0,174,239,0.3);
    border-radius: 8px; padding: 1rem; color: var(--accent-lt); font-size: 0.875rem;
    display: flex; align-items: center; gap: 0.5rem; margin-top: 1rem;
}
.form-error-msg { color: #ff6b6b; font-size: 0.75rem; margin-top: 0.3rem; }

/* ---------- What I Can Build ---------- */
.build-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}
.build-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.75rem;
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
    display: flex; flex-direction: column; gap: 0.6rem;
}
.build-card:hover {
    border-color: var(--accent); transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,174,239,0.10);
}
.build-card-icon {
    width: 46px; height: 46px; border-radius: 12px;
    background: rgba(0,174,239,0.1);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.25rem; color: var(--accent); margin-bottom: 0.25rem;
}
.build-card-title { font-weight: 700; font-size: 1rem; color: var(--text); }
.build-card-desc { color: var(--muted); font-size: 0.875rem; line-height: 1.65; flex: 1; }
.build-card-examples { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.5rem; }
.build-example-tag {
    background: rgba(0,174,239,0.08); border: 1px solid rgba(0,174,239,0.2);
    color: var(--accent-lt); font-size: 0.72rem; padding: 0.22rem 0.6rem;
    border-radius: 50px; font-weight: 500;
}
.build-audience-note {
    display: flex; align-items: flex-start; gap: 0.9rem;
    background: rgba(0,174,239,0.06); border: 1px solid rgba(0,174,239,0.18);
    border-radius: var(--radius); padding: 1.1rem 1.4rem;
    color: var(--muted); font-size: 0.875rem; line-height: 1.6;
}
.build-audience-note i { color: var(--accent); font-size: 1.1rem; margin-top: 0.15rem; flex-shrink: 0; }
.build-audience-note strong { color: var(--text); }

/* ---------- Booking button ---------- */
.btn-booking {
    display: inline-flex; align-items: center; gap: 0.6rem;
    background: rgba(0,174,239,0.1); border: 1px solid rgba(0,174,239,0.3);
    color: var(--accent); font-weight: 600; font-size: 0.9rem;
    padding: 0.75rem 1.4rem; border-radius: 8px; text-decoration: none;
    transition: background var(--transition), border-color var(--transition), transform var(--transition);
    margin-bottom: 1.25rem; width: 100%; justify-content: center;
}
.btn-booking:hover {
    background: rgba(0,174,239,0.18); border-color: var(--accent);
    color: var(--accent); transform: translateY(-1px);
}

/* ---------- Footer ---------- */
.footer {
    background: var(--card); border-top: 1px solid var(--border);
    padding: 2rem; text-align: center; color: var(--muted); font-size: 0.8rem;
}
.footer span { color: var(--accent); }

/* ---------- Blazor error boundary ---------- */
.blazor-error-boundary {
    background: #b32121; padding: 1rem; color: white; border-radius: 4px;
}
.blazor-error-boundary::after { content: "An error has occurred."; }

/* ---------- Utility ---------- */
.container-portfolio { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
.text-accent { color: var(--accent) !important; }
.mt-main { margin-top: 80px; }

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.content {
    padding-top: 1.1rem;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid red;
}

.validation-message {
    color: red;
}

#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

    #blazor-error-ui .dismiss {
        cursor: pointer;
        position: absolute;
        right: 0.75rem;
        top: 0.5rem;
    }

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.loading-progress {
    position: absolute;
    display: block;
    width: 8rem;
    height: 8rem;
    inset: 20vh 0 auto 0;
    margin: 0 auto 0 auto;
}

    .loading-progress circle {
        fill: none;
        stroke: #e0e0e0;
        stroke-width: 0.6rem;
        transform-origin: 50% 50%;
        transform: rotate(-90deg);
    }

        .loading-progress circle:last-child {
            stroke: #1b6ec2;
            stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
            transition: stroke-dasharray 0.05s ease-in-out;
        }

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: bold;
    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
}

    .loading-progress-text:after {
        content: var(--blazor-load-percentage-text, "Loading");
    }

code {
    color: #c02d76;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}