/* ==========================================================================
   RESEARCHPLUGHUB V2.0 — EDITORIAL HERO SECTION & WRITING CANVAS MOCKUP
   ========================================================================== */

.hero-section {
    position: relative;
    background-color: var(--bg-primary);
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
    overflow: hidden;
    /* Beautiful print-design graph paper grid backdrop */
    background-image: 
        linear-gradient(var(--border-editorial) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-editorial) 1px, transparent 1px);
    background-size: 100px 100px;
    background-position: center top;
    border-bottom: 1px solid var(--border-editorial);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 70% 30%, rgba(252, 250, 247, 0) 30%, var(--bg-primary) 80%);
    pointer-events: none;
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-grid {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

@media (max-width: 768px) {
    .hero-grid {
        flex-direction: column;
        text-align: center;
        gap: var(--space-md);
    }
}

/* --- Hero Content Area --- */
.hero-content {
    flex: 1.1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

@media (max-width: 768px) {
    .hero-content {
        align-items: center;
    }
}

.hero-title {
    margin-bottom: var(--space-sm);
    line-height: 1.08;
    color: var(--text-primary);
}

.hero-title span.serif-accent {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    color: var(--color-accent);
    position: relative;
}

.hero-subtitle {
    margin-bottom: var(--space-md);
    max-width: 520px;
}

/* --- Hero Bounding Boxes (Pills) Styling --- */
.hero-pills {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem 0.5rem; /* Very compact gaps to keep layout tight */
    margin: 0.5rem 0 0.85rem 0; /* Minimal vertical margin so it doesn't push text below */
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.65rem; /* Compact padding */
    border-radius: 6px; /* Elegant, clean rounded corners */
    border: 1px solid var(--border-editorial-dark, #D0C6B5);
    background-color: var(--bg-secondary, #FCFAF7);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.775rem; /* Compact and clean font size */
    font-weight: 600;
    transition: var(--transition-fast);
}

.hero-pill:hover {
    background-color: #FFFFFF;
    border-color: var(--text-primary);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(30, 28, 25, 0.05);
}

/* Subtle brand highlight for Career Growth */
.hero-pill.pill-featured {
    border: 1.5px solid var(--color-accent) !important; /* Richer gold/amber border */
    color: var(--color-accent) !important;
    background-color: rgba(139, 94, 60, 0.05) !important; /* Richer gold background tint */
    font-weight: 700 !important; /* Bold text to make it pop */
}

.hero-pill.pill-featured:hover {
    background-color: rgba(139, 94, 60, 0.09) !important;
}

@media (max-width: 768px) {
    .hero-pills {
        justify-content: center;
    }
}

.hero-actions {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
}

/* Trust initials track styling */
.hero-trust-strip {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.trust-initials {
    display: flex;
    align-items: center;
}

.trust-bubble {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-pill);
    border: 2px solid var(--bg-primary);
    margin-right: -10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-body);
    font-size: 0.825rem;
    font-weight: 700;
    color: #FFFFFF;
    box-shadow: 0 2px 10px rgba(30, 28, 25, 0.05);
    user-select: none;
    transition: var(--transition-fast);
}

.trust-bubble:hover {
    transform: translateY(-2px);
    z-index: 10 !important;
}

/* Vibrant trust-bubble colors — retained as designed */
.bubble-j { background: #2962FF; z-index: 5; } /* Bright Blue */
.bubble-s { background: #00C853; z-index: 4; } /* Vibrant Green */
.bubble-d { background: #FF6D00; z-index: 3; } /* Warm Orange */
.bubble-a { background: #2979FF; z-index: 2; } /* Royal Blue */
.bubble-m { background: #AA00FF; z-index: 1; } /* Purple */

.trust-text {
    font-family: var(--font-body);
    font-size: 0.825rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.trust-text span {
    color: var(--color-accent);
}

/* --- Interactive Writing/IDE Canvas Mockup --- */
.hero-visual {
    flex: 0.9;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.canvas-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-editorial-dark);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-premium);
    padding: var(--space-sm);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition-slow);
}

.canvas-container:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
    box-shadow: var(--shadow-hover);
}

/* Header toolbar of writing app */
.canvas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-editorial);
    padding-bottom: 0.75rem;
    margin-bottom: 0.75rem;
}

.window-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-pill);
    background-color: var(--border-editorial-dark);
}

.dot-red { background-color: var(--border-editorial-dark); } /* Neutral warm gray instead of red */
.dot-yellow { background-color: #FFBD2E; }
.dot-green { background-color: #27C93F; }

.canvas-tabs {
    display: flex;
    gap: 6px;
}

.tab-btn {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    background-color: rgba(30, 28, 25, 0.03);
    border: 1px solid var(--border-editorial);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
}

.tab-btn.active {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-editorial-dark);
}

#tab-python.active {
    background-color: #ffffff !important;
    color: var(--color-accent) !important;
    border: 0.5px solid var(--color-accent) !important;
}

/* Clean Editor writing sheet */
.canvas-sheet {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-editorial);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    height: 240px;
    font-family: var(--font-display); /* Elegant serif */
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.7;
    position: relative;
    overflow-y: auto;
    text-align: left;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.01);
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.canvas-sheet.code-mode {
    font-family: 'Consolas', 'Courier New', Courier, monospace;
    font-size: 0.8rem;
    line-height: 1.5;
}

.canvas-sheet.python-mode {
    background-color: #1e1e2e !important; /* Dark navy */
    color: #e2e8f0 !important;            /* Soft white default text */
    border-color: #2e2e3f !important;
    box-shadow: inset 0 4px 12px rgba(0, 0, 0, 0.4) !important;
}

.canvas-sheet.python-mode .code-comment {
    color: #6b7280 !important; /* Muted gray */
    font-style: italic;
}

.canvas-sheet.python-mode .code-kw {
    color: var(--color-accent) !important; /* Bronze */
    font-weight: 600;
}

.canvas-sheet.python-mode .code-fn {
    color: #93c5fd !important; /* Soft blue */
}

.canvas-sheet.python-mode .code-str {
    color: #c8a882 !important; /* Warm tan */
}

/* Typing cursor simulation */
.cursor {
    display: inline-block;
    width: 1.5px;
    height: 1.1em;
    background-color: var(--color-accent);
    margin-left: 2px;
    animation: blink 1s step-end infinite;
    vertical-align: middle;
}

.canvas-sheet.python-mode .cursor {
    background-color: #e2e8f0 !important;
    animation: blink-python 1s step-end infinite !important;
}

@keyframes blink {
    from, to { background-color: transparent }
    50% { background-color: var(--color-accent) }
}

@keyframes blink-python {
    from, to { background-color: transparent }
    50% { background-color: #e2e8f0 }
}

/* Editor footer bar */
.canvas-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-editorial);
    padding-top: 0.75rem;
    margin-top: 0.75rem;
    font-family: var(--font-body);
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
}

.canvas-status-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: var(--radius-pill);
    background-color: var(--color-accent);
}
@media (max-width: 768px) {
    .canvas-container {
        margin-top: var(--space-md);
        transform: none;
    }
}

/* Decorative Hero Cross Detail */
.hero-deco-cross {
    position: absolute;
    bottom: 24px;
    left: 24px;
    width: 20px;
    height: 20px;
    color: var(--color-accent);
    opacity: 0.4;
    pointer-events: none;
    z-index: 3;
}


/* ==========================================================================
   HERO INTERACTIVE CANVAS — Single elegant floating mockup card
   ========================================================================== */

/* Floating animation on the single mockup card */
@keyframes floatCard {
    0%, 100% { transform: perspective(1000px) rotateY(-5deg) rotateX(5deg) translateY(0px); }
    50%       { transform: perspective(1000px) rotateY(-5deg) rotateX(5deg) translateY(-8px); }
}

.canvas-container.floating {
    animation: floatCard 5s ease-in-out infinite;
}

.canvas-container:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) translateY(0) !important;
    animation: none;
    box-shadow: var(--shadow-hover);
}

/* Syntax token highlights for code sheets */
.code-kw  { color: #CF8B6B; }
.code-fn  { color: #E8C99A; }
.code-mod { color: #8DB8E0; }
.code-str { color: #A8C88A; }
.code-num { color: #CF8B6B; }
.code-op  { color: #C9C5BE; }