/* ===================================================================
   RECRUITER-FIRST RESET
   Spacing, density, theme parity, drawer layout, and case-study system
   =================================================================== */

:root {
    --recruiter-section-space: clamp(5.25rem, 7vw, 7.5rem);
    --recruiter-card-radius: 26px;
    --recruiter-card-border: rgba(148, 163, 184, 0.16);
    --recruiter-card-bg: rgba(12, 18, 30, 0.78);
    --recruiter-card-shadow: 0 24px 48px rgba(2, 6, 23, 0.28);
    --recruiter-muted: #95a4bb;
    --recruiter-heading: #f7fbff;
    --recruiter-heading-light: #0f172a;
    --floating-rail-gap: 1rem;
}

[data-theme="light"] {
    --recruiter-card-border: rgba(148, 163, 184, 0.18);
    --recruiter-card-bg: rgba(255, 255, 255, 0.88);
    --recruiter-card-shadow: 0 22px 42px rgba(148, 163, 184, 0.18);
    --recruiter-muted: #516175;
}

main {
    display: block;
}

main > section:not(#home) {
    padding-top: var(--recruiter-section-space);
    padding-bottom: var(--recruiter-section-space);
}

.container {
    width: min(1240px, calc(100% - clamp(2rem, 4vw, 3.5rem)));
}

.section-header {
    max-width: 760px;
    margin-inline: auto;
    margin-bottom: clamp(2rem, 4vw, 3.4rem);
    text-align: center;
}

.section-title-3d,
.hero-modern-3d .hero-title-gradient {
    letter-spacing: -0.04em;
    text-wrap: balance;
}

[data-theme="dark"] .section-title-3d {
    background: linear-gradient(135deg, #f7fbff 0%, #a7f3d0 48%, #60a5fa 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
}

[data-theme="light"] .section-title-3d,
[data-theme="light"] .hero-modern-3d .hero-title-gradient {
    background: linear-gradient(135deg, #0f172a 0%, #0f766e 52%, #2563eb 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
}

.section-subtitle,
.hero-role,
.hero-mission-text,
.about-story-text,
.experience-description,
.pub-summary,
.contact-cta-text,
.footer-description {
    color: var(--recruiter-muted);
    line-height: 1.75;
}

@media (min-width: 901px) {
    .nav-icon {
        display: none;
    }
}

.header,
.header .container,
main,
footer {
    transition: padding-right 0.34s ease, margin-right 0.34s ease, right 0.34s ease, width 0.34s ease, transform 0.34s ease;
}

.social-sidebar {
    display: flex;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(-50%);
}

.social-sidebar-link {
    box-shadow: none;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    opacity: 1;
}

@media (max-width: 900px) {
    body {
        padding-left: 0 !important;
    }
}

.node,
.pulse-dot-3d,
.portrait-back-glow,
.portrait-image-echo,
.portrait-shadow-sweep,
.portrait-edge-light,
.scroll-hint,
.scanner-line-3d {
    opacity: 0.55;
}

.glass-card-3d,
.about-story-card,
.experience-card-modern,
.cert-card-modern,
.interest-card-modern,
.contact-cta-card,
.contact-method-item,
.github-profile-card,
.github-heatmap-container,
.leadership-card-compact,
.education-highlight-card {
    border: 1px solid var(--recruiter-card-border) !important;
    border-radius: var(--recruiter-card-radius) !important;
    box-shadow: var(--recruiter-card-shadow) !important;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.hero-modern-3d {
    padding-bottom: clamp(4rem, 7vw, 6rem);
}

.hero-grid-3d {
    gap: clamp(2.5rem, 5vw, 4.25rem);
    align-items: center;
    width: min(1240px, calc(100% - clamp(2rem, 4vw, 3.5rem)));
}

.hero-text-3d {
    gap: 1.4rem;
    max-width: 640px;
}

.hero-modern-3d .hero-title {
    gap: 1rem;
}

.hero-modern-3d .hero-title-name {
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 0.22em;
}

[data-theme="light"] .hero-modern-3d .hero-title-name {
    color: rgba(15, 23, 42, 0.72);
}

.glass-proposition-3d {
    padding: 1.45rem 1.55rem;
    border-radius: 22px;
    max-width: 620px;
}

.hero-cta {
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-modern-3d,
.btn-glass-secondary,
.btn-neon-primary,
.gh-repo-view-btn,
.exp-view-details-btn,
.leadership-view-btn,
.platform-badge,
.pub-link,
.cmd-btn,
.project-modal-btn {
    border-radius: 999px !important;
}

.terminal-section {
    background:
        radial-gradient(circle at top left, rgba(72, 242, 208, 0.06), transparent 34%),
        linear-gradient(180deg, rgba(6, 10, 18, 0.78) 0%, rgba(10, 14, 24, 0.7) 100%);
}

[data-theme="light"] .terminal-section {
    background:
        radial-gradient(circle at top left, rgba(14, 165, 233, 0.08), transparent 34%),
        linear-gradient(180deg, rgba(248, 251, 255, 0.82) 0%, rgba(237, 243, 249, 0.7) 100%);
}

.terminal-window {
    max-width: 920px;
}

.terminal-window[data-terminal-expanded="false"] .terminal-body {
    height: auto;
    min-height: 0;
    padding-bottom: 1.1rem;
}

.terminal-window[data-terminal-expanded="false"] .terminal-input-line {
    display: none;
}

.terminal-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    align-items: center;
    padding: 0 1.4rem 1.35rem;
    border-top: 1px solid rgba(148, 163, 184, 0.08);
}

.terminal-expand-btn,
.terminal-toolbar-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.75rem 1.1rem;
    border-radius: 999px;
    border: 1px solid rgba(var(--color-primary-rgb), 0.24);
    background: rgba(var(--color-primary-rgb), 0.08);
    color: var(--color-text);
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.terminal-expand-btn:hover,
.terminal-toolbar-link:hover {
    transform: translateY(-1px);
    background: rgba(var(--color-primary-rgb), 0.14);
}

.terminal-preview-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin: 1rem 0 0.4rem;
}

.terminal-preview-chip {
    padding: 0.42rem 0.8rem;
    border-radius: 999px;
    border: 1px solid rgba(var(--color-primary-rgb), 0.22);
    background: rgba(var(--color-primary-rgb), 0.08);
    color: var(--color-text);
    font-size: 0.78rem;
    font-weight: 600;
}

#github-activity .github-unified-layout {
    gap: 2rem;
}

#github-activity .github-projects-heading {
    margin: 0.65rem 0 0;
    font-size: clamp(1.2rem, 2.4vw, 1.6rem);
    color: var(--color-text);
}

.projects-section-note {
    margin: -0.4rem auto 0;
    max-width: 720px;
    color: var(--recruiter-muted);
    text-align: center;
    line-height: 1.7;
}

.projects-grid-github.case-study-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
    align-items: stretch;
}

.case-study-card {
    display: grid;
    gap: 1rem;
    padding: 1.55rem;
    background: var(--recruiter-card-bg);
    border: 1px solid var(--recruiter-card-border);
    border-radius: 26px;
    box-shadow: var(--recruiter-card-shadow);
    transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.case-study-card:hover,
.case-study-card:focus-within {
    transform: translateY(-4px);
    border-color: rgba(var(--color-primary-rgb), 0.42);
    box-shadow: 0 28px 52px rgba(2, 6, 23, 0.36);
}

.case-study-card-topline,
.case-study-card-footer {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.case-study-card-category,
.case-study-card-timeframe,
.case-study-card-outcome {
    font-size: 0.82rem;
    line-height: 1.5;
}

.case-study-card-category {
    color: var(--color-primary);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.case-study-card-timeframe,
.case-study-card-outcome {
    color: var(--recruiter-muted);
}

.case-study-card-title {
    margin: 0;
    font-size: clamp(1.28rem, 2.2vw, 1.55rem);
    color: var(--color-text);
    line-height: 1.2;
}

.case-study-card-headline,
.case-study-card-problem,
.case-study-card-approach {
    margin: 0;
    color: var(--recruiter-muted);
    line-height: 1.7;
}

.case-study-card-problem strong,
.case-study-card-approach strong {
    color: var(--color-text);
}

.case-study-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.case-study-stack-item {
    padding: 0.45rem 0.76rem;
    border-radius: 999px;
    background: rgba(var(--color-primary-rgb), 0.09);
    border: 1px solid rgba(var(--color-primary-rgb), 0.18);
    color: var(--color-text);
    font-size: 0.8rem;
    font-weight: 600;
}

.case-study-impact-list {
    margin: 0;
    padding-left: 1.15rem;
    color: var(--color-text);
    display: grid;
    gap: 0.55rem;
}

.case-study-impact-list li {
    color: var(--color-text);
    line-height: 1.6;
}

.case-study-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.75rem 1.05rem;
    border-radius: 999px;
    border: 1px solid rgba(var(--color-primary-rgb), 0.28);
    background: rgba(var(--color-primary-rgb), 0.12);
    color: var(--color-primary);
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
}

.case-study-cta:hover,
.case-study-cta:focus-visible {
    transform: translateY(-1px);
    background: rgba(var(--color-primary-rgb), 0.18);
}

.case-study-modal-summary {
    display: grid;
    gap: 1.4rem;
}

.pm-section-copy {
    color: var(--recruiter-muted);
    line-height: 1.72;
}

.pm-impact-list {
    display: grid;
    gap: 0.7rem;
    padding-left: 1rem;
}

.pm-impact-list li {
    color: var(--color-text);
    line-height: 1.6;
}

.about-narrative-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.2rem;
}

.about-story-card {
    padding: 1.45rem;
}

.leadership-list-compact,
.contact-grid-modern,
.skills-experience-grid {
    gap: 1.35rem;
}

.interest-card-modern,
.fun-fact-card {
    box-shadow: var(--recruiter-card-shadow);
}

body.chatbot-open {
    overflow: auto;
}

body.chatbot-modal-open,
html.dialog-open,
body.dialog-open {
    overflow: hidden;
    overscroll-behavior: none;
}

body.chatbot-shift-open {
    --chat-shift-space: calc(var(--chat-drawer-width) + clamp(1rem, 2vw, 1.5rem));
}

@media (min-width: 1280px) {
    body.chatbot-shift-open .header {
        right: var(--chat-shift-space);
        width: auto;
    }

    body.chatbot-shift-open main,
    body.chatbot-shift-open footer {
        margin-right: var(--chat-shift-space);
    }

    body.chatbot-shift-open .header .container {
        width: min(1240px, calc(100% - clamp(2rem, 4vw, 3.5rem)));
    }

    body.chatbot-shift-open .social-sidebar {
        transform: translateY(-50%);
        opacity: 1;
    }

    body.chatbot-shift-open .chatbot-window {
        box-shadow: -16px 0 42px rgba(2, 6, 23, 0.22);
    }
}

.chatbot-header-actions {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.chatbot-reset-btn {
    min-height: 40px;
    padding: 0.68rem 0.9rem;
    border-radius: 12px;
    border: 1px solid var(--chat-panel-border);
    background: rgba(255, 255, 255, 0.04);
    color: var(--chat-text-muted);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform 0.2s ease, color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.chatbot-reset-btn:hover,
.chatbot-reset-btn:focus-visible {
    color: var(--chat-text);
    border-color: var(--chat-panel-border-strong);
    background: rgba(var(--chat-accent-rgb), 0.1);
    transform: translateY(-1px);
}

.chatbot-reset-btn:focus-visible {
    outline: 2px solid rgba(var(--chat-accent-rgb), 0.38);
    outline-offset: 3px;
}

.chatbot-window {
    --chat-drawer-width: min(470px, 36vw);
}

.chatbot-overlay {
    display: none;
}

body.chatbot-modal-open .chatbot-overlay {
    display: block;
}

@media (min-width: 1280px) {
    body.chatbot-shift-open .chatbot-window {
        border-radius: 30px 0 0 30px;
        top: calc(var(--chat-header-offset) + 0.5rem);
        bottom: 0.5rem;
        height: calc(100dvh - var(--chat-header-offset) - 1rem);
        right: 0.5rem;
    }
}

@media (min-width: 1024px) and (max-width: 1279px) {
    .chatbot-window {
        width: min(480px, 56vw);
        border-radius: 26px 0 0 26px;
    }
}

:root {
    --action-rail-right: max(1.25rem, calc(env(safe-area-inset-right) + 1rem));
    --action-rail-bottom: max(1.1rem, calc(env(safe-area-inset-bottom) + 1rem));
}

#chatbot-toggle,
#back-to-top,
#pwa-install,
.chatbot-toggle,
.back-to-top,
.pwa-install {
    right: var(--action-rail-right) !important;
    left: auto !important;
}

#chatbot-toggle,
.chatbot-toggle {
    bottom: calc(var(--action-rail-bottom) + 0.25rem) !important;
}

#back-to-top,
.back-to-top {
    bottom: calc(var(--action-rail-bottom) + 6rem) !important;
}

#pwa-install,
.pwa-install {
    bottom: calc(var(--action-rail-bottom) + 11rem) !important;
    width: max-content;
    max-width: min(calc(100vw - 2rem), 220px);
}

body.chatbot-shift-open #chatbot-toggle,
body.chatbot-shift-open #back-to-top,
body.chatbot-shift-open #pwa-install,
body.chatbot-shift-open .back-to-top,
body.chatbot-shift-open .pwa-install {
    right: calc(var(--chat-drawer-width) + 1.25rem) !important;
}

@media (min-width: 1024px) {
    body.chatbot-open:not(.chatbot-mobile-open) #chatbot-toggle,
    body.chatbot-open:not(.chatbot-mobile-open) .chatbot-toggle {
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
        top: calc(var(--chat-header-offset) + 5.5rem);
        bottom: auto !important;
        width: 58px;
        height: 118px;
        border-radius: 20px 0 0 20px;
        border-right: 0;
        z-index: 1002;
        transform: none !important;
        box-shadow: -16px 18px 34px rgba(var(--chat-accent-rgb), 0.22);
    }

    body.chatbot-open:not(.chatbot-mobile-open) #chatbot-toggle:hover,
    body.chatbot-open:not(.chatbot-mobile-open) #chatbot-toggle:focus-visible,
    body.chatbot-open:not(.chatbot-mobile-open) .chatbot-toggle:hover,
    body.chatbot-open:not(.chatbot-mobile-open) .chatbot-toggle:focus-visible {
        transform: translateX(-4px) !important;
    }

    body.chatbot-open:not(.chatbot-mobile-open) #chatbot-toggle .chatbot-notification-badge,
    body.chatbot-open:not(.chatbot-mobile-open) .chatbot-toggle .chatbot-notification-badge {
        display: none;
    }

    body.chatbot-shift-open #chatbot-toggle,
    body.chatbot-shift-open .chatbot-toggle {
        right: calc(var(--chat-drawer-width) - 0.5rem) !important;
    }

    body.chatbot-modal-open #chatbot-toggle,
    body.chatbot-modal-open .chatbot-toggle {
        right: calc(min(480px, 56vw) - 0.5rem) !important;
    }
}

@media (max-width: 1100px) {
    .projects-grid-github.case-study-grid,
    .about-narrative-grid {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 769px) and (max-width: 1023px) {
    .chatbot-window {
        width: min(100vw, 420px);
    }
}

@media (max-width: 768px) {
    main {
        display: block;
    }

    .hero-grid-3d {
        width: min(100%, calc(100% - 1.5rem));
    }

    .terminal-toolbar {
        padding: 0 1rem 1rem;
    }

    .pwa-install {
        bottom: calc(var(--action-rail-bottom) + 10.25rem) !important;
    }

    .back-to-top {
        bottom: calc(var(--action-rail-bottom) + 5.25rem) !important;
    }
}

@media (prefers-reduced-motion: reduce) {
    .node,
    .pulse-dot-3d,
    .portrait-back-glow,
    .portrait-image-echo,
    .scroll-hint,
    .scanner-line-3d {
        animation: none !important;
        transition: none !important;
    }

    .case-study-card,
    .chatbot-window,
    .chatbot-toggle,
    .back-to-top,
    .pwa-install,
    .terminal-expand-btn {
        transition: none !important;
    }
}

/* ===================================================================
   FLOATING CHATBOT RESTORE
   Replaces the recruiter drawer behavior with a floating assistant panel
   =================================================================== */

:root {
    --chat-floating-width: min(400px, calc(100vw - 3rem));
    --chat-floating-height: min(680px, calc(100dvh - 8rem));
}

body.chatbot-open:not(.chatbot-mobile-open) {
    overflow: auto;
}

body.chatbot-open:not(.chatbot-mobile-open) .header,
body.chatbot-open:not(.chatbot-mobile-open) main,
body.chatbot-open:not(.chatbot-mobile-open) footer {
    right: auto !important;
    width: auto !important;
    margin-right: 0 !important;
    padding-right: 0 !important;
}

body.chatbot-open:not(.chatbot-mobile-open) .header .container {
    width: min(1240px, calc(100% - clamp(2rem, 4vw, 3.5rem))) !important;
}

@media (min-width: 769px) {
    .chatbot-overlay {
        display: none !important;
    }

    .chatbot-window {
        top: auto !important;
        right: var(--action-rail-right) !important;
        bottom: calc(var(--action-rail-bottom) + 5.75rem) !important;
        left: auto !important;
        width: var(--chat-floating-width) !important;
        height: var(--chat-floating-height) !important;
        max-height: 78vh !important;
        border-radius: 30px !important;
        border-right: 1px solid var(--chat-panel-border) !important;
        box-shadow: 0 28px 80px rgba(3, 8, 20, 0.36) !important;
        transform: translateY(18px) scale(0.98) !important;
    }

    .chatbot-window.active {
        transform: translateY(0) scale(1) !important;
    }

    #chatbot-toggle,
    .chatbot-toggle {
        top: auto !important;
        right: var(--action-rail-right) !important;
        bottom: var(--action-rail-bottom) !important;
        width: 68px !important;
        height: 68px !important;
        border-radius: 22px !important;
        border-right: 1px solid rgba(var(--chat-accent-rgb), 0.24) !important;
        box-shadow: 0 18px 36px rgba(var(--chat-accent-rgb), 0.28) !important;
        transform: none !important;
    }

    body.chatbot-open:not(.chatbot-mobile-open) #chatbot-toggle,
    body.chatbot-open:not(.chatbot-mobile-open) .chatbot-toggle {
        opacity: 0 !important;
        visibility: hidden !important;
        pointer-events: none !important;
        transform: translateY(10px) scale(0.96) !important;
    }

    body.chatbot-open:not(.chatbot-mobile-open) #back-to-top,
    body.chatbot-open:not(.chatbot-mobile-open) #pwa-install,
    body.chatbot-open:not(.chatbot-mobile-open) .back-to-top,
    body.chatbot-open:not(.chatbot-mobile-open) .pwa-install {
        opacity: 0 !important;
        visibility: hidden !important;
        pointer-events: none !important;
        transform: translateY(10px) !important;
    }
}

@media (max-width: 768px) {
    .chatbot-window {
        bottom: 0 !important;
    }
}

/* Hide Install App / Back-to-Top when chatbot is active (all viewports) */
body.chatbot-mobile-open #back-to-top,
body.chatbot-mobile-open #pwa-install,
body.chatbot-mobile-open .back-to-top,
body.chatbot-mobile-open .pwa-install {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
    transform: translateY(10px) !important;
}