/* ==========================================================================
   TERMINAL ECLIPSE CORE ENGINE - 20 MODULES UNIFIED
   ========================================================================== */

/* 1. ADAPTIVE TYPOGRAPHY & THEME SYSTEM BASE */
:root {
    --bg-color: #0a0a0c;
    --bg-blur: rgba(10, 10, 12, 0.85);
    --text-primary: #e2e8f0;
    --text-secondary: #64748b;
    --accent: #a855f7; 
    --accent-dim: #2e1065;
    --border-color: #1e293b;
    
    --code-bg: #1e1e24;
    --mark-bg: #581c87;
    --mark-text: #f5f3ff;
    --tooltip-bg: #1e293b;
    --table-stripe: #111116;
    --input-bg: #111115;
    
    /* 4. COGNITIVE ALERT TONES (DARK) */
    --color-success: #10b981;
    --bg-success: rgba(16, 185, 129, 0.15);
    --color-warning: #f59e0b;
    --bg-warning: rgba(245, 158, 11, 0.15);
    --color-danger: #ef4444;
    --bg-danger: rgba(239, 68, 68, 0.15);
    --color-info: #3b82f6;
    --bg-info: rgba(59, 130, 246, 0.15);
    
    --font-mono: 'Courier New', Courier, monospace;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

/* 2. DYNAMIC LIGHT MODE BALANCING */
[data-theme="light"] {
    --bg-color: #f8fafc;
    --bg-blur: rgba(248, 250, 252, 0.85);
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --accent: #7c3aed;
    --accent-dim: #f1f5f9;
    --border-color: #e2e8f0;
    
    --code-bg: #1f2937;
    --mark-bg: #fef08a;
    --mark-text: #713f12;
    --tooltip-bg: #0f172a;
    --table-stripe: #f1f5f9;
    --input-bg: #ffffff;
    
    /* 4. COGNITIVE ALERT TONES (LIGHT) */
    --color-success: #059669;
    --bg-success: #e6f4ea;
    --color-warning: #b45309;
    --bg-warning: #fef3c7;
    --color-danger: #dc2626;
    --bg-danger: #fee2e2;
    --color-info: #1d4ed8;
    --bg-info: #eff6ff;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.wrapper {
    display: grid;
    grid-template-rows: auto 1fr auto;
    height: 100%;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

/* 5. STICKY VIEWPORT HEADER */
header {
    position: sticky;
    top: 0;
    z-index: 10;
    background-color: var(--bg-blur);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 2rem 1rem 1.5rem 1rem;
    border-bottom: 1px dashed var(--border-color);
}

.alias {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.alias span { color: var(--accent); }
.subtitle { font-family: var(--font-mono); color: var(--text-secondary); font-size: 0.85rem; margin-top: 0.5rem; }

.status-bar {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 1rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: var(--accent-dim);
    color: var(--text-primary);
    padding: 4px 10px;
    border-radius: 4px;
}

.theme-toggle {
    position: absolute;
    top: 2rem;
    right: 1rem;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 6px 10px;
    cursor: pointer;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }
.theme-toggle svg { width: 14px; height: 14px; fill: currentColor; }

/* MAIN CONTAINER SCROLL DECOUPLING */
main.feed-container {
    overflow-y: auto;
    padding: 2.5rem 1rem;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}
main.feed-container::-webkit-scrollbar { width: 4px; }
main.feed-container::-webkit-scrollbar-track { background: transparent; }
main.feed-container::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 2px; }

.feed { display: flex; flex-direction: column; gap: 3.5rem; }

.log-entry {
    position: relative;
    padding-left: 1.5rem;
    border-left: 2px solid var(--border-color);
    transition: border-color 0.3s ease;
}
.log-entry:hover { border-left-color: var(--accent); }

.log-time {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.log-time svg { width: 12px; height: 12px; fill: currentColor; }

/* 8. MONOSPACE HEADERS */
.log-title {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}
.log-content { font-size: 0.95rem; }

/* 6. PILL-SHAPED BADGES */
.badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 12px;
    text-transform: uppercase;
    margin-right: 0.4rem;
    vertical-align: middle;
    border: 1px solid transparent;
}
.badge-success { color: var(--color-success); background: var(--bg-success); border-color: rgba(16,185,129,0.2); }
.badge-warning { color: var(--color-warning); background: var(--bg-warning); border-color: rgba(245,158,11,0.2); }
.badge-danger { color: var(--color-danger); background: var(--bg-danger); border-color: rgba(239,68,68,0.2); }
.badge-info { color: var(--color-info); background: var(--bg-info); border-color: rgba(59,130,246,0.2); }

/* 7. ENCAPSULATED MEDIA CONTAINERS */
.log-media { margin: 1rem 0; border-radius: 6px; overflow: hidden; border: 1px solid var(--border-color); max-width: 100%; }
.log-media img { width: 100%; height: auto; display: block; opacity: 0.85; transition: opacity 0.2s ease; }
.log-media img:hover { opacity: 1; }

/* 9. SECURITY QUOTATIONS */
blockquote {
    margin: 1rem 0;
    padding: 0.75rem 1rem;
    border-left: 3px solid var(--accent);
    background: var(--accent-dim);
    font-style: italic;
    font-size: 0.9rem;
    border-radius: 0 4px 4px 0;
}

/* 10. SMART ROUTING LINKS */
.log-content a { color: var(--accent); text-decoration: none; transition: opacity 0.2s; }
.log-content a:hover { opacity: 0.8; text-decoration: underline; }
.log-content a.external { border-bottom: 1px dotted var(--accent); display: inline-flex; align-items: center; gap: 2px; }
.log-content a.external::after { content: "↗"; font-size: 0.75rem; font-weight: bold; }

/* 11. ACTIONABLE HARDWARE BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: bold;
    padding: 6px 14px;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none !important;
    margin-top: 0.5rem;
    transition: all 0.2s ease;
}
.btn:hover { border-color: var(--accent); background: var(--accent-dim); }

/* 12. STRUCTURAL TEXT MARKERS */
mark { background-color: var(--mark-bg); color: var(--mark-text); padding: 0 4px; border-radius: 3px; font-weight: 500; }

/* 13. CUSTOM TERMINAL DIVIDERS */
hr { border: none; border-top: 1px dashed var(--border-color); margin: 1.75rem 0; position: relative; overflow: visible; }
hr::before {
    content: "◆";
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-color);
    padding: 0 8px;
    font-size: 0.65rem;
    color: var(--text-secondary);
}

/* 14. NATIVE CSS TOOLTIPS */
[data-tooltip] { position: relative; border-bottom: 1px dashed var(--text-secondary); cursor: help; }
[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    background-color: var(--tooltip-bg);
    color: #ffffff;
    font-size: 0.75rem;
    padding: 6px 10px;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.15s ease;
    z-index: 100;
}
[data-tooltip]:hover::before { opacity: 1; transform: translateX(-50%) scale(1); }

/* 15. CODE ISOLATION BLOCKS */
code { font-family: var(--font-mono); font-size: 0.85rem; background-color: var(--code-bg); padding: 2px 6px; border-radius: 4px; color: var(--accent); }
pre { background-color: #0f1115; border: 1px solid var(--border-color); border-radius: 6px; padding: 1rem; overflow-x: auto; margin: 0.75rem 0; }
pre code { background: transparent; padding: 0; color: #a78bfa; display: block; line-height: 1.4; }

/* 16. ZEBRA-STRIPED TABLES */
table { width: 100%; border-collapse: collapse; font-family: var(--font-mono); font-size: 0.8rem; margin: 1.25rem 0; border: 1px solid var(--border-color); }
th, td { padding: 8px 12px; text-align: left; border-bottom: 1px solid var(--border-color); }
th { background-color: var(--accent-dim); color: var(--text-primary); font-weight: 700; }
tr:nth-child(even) { background-color: var(--table-stripe); }

/* 17. COLLAPSIBLE DROPDOWNS */
details { margin: 1.25rem 0; border: 1px solid var(--border-color); border-radius: 4px; background: var(--input-bg); }
summary { padding: 8px 12px; font-family: var(--font-mono); font-size: 0.85rem; font-weight: bold; cursor: pointer; user-select: none; color: var(--text-primary); outline: none; }
details[open] summary { border-bottom: 1px solid var(--border-color); color: var(--accent); }
.details-content { padding: 12px; font-size: 0.9rem; }

/* 18 & 19. CHRONO & GEOMETRIC SYSTEM LISTS */
ul, ol { margin: 0.75rem 0 0.75rem 1.25rem; }
li { margin-bottom: 0.4rem; }
ul { list-style: none; }
ul li::before { content: "■"; color: var(--accent); display: inline-block; width: 1em; margin-left: -1em; font-size: 0.7rem; vertical-align: middle; }
ol { list-style: none; counter-reset: step-counter; }
ol li { counter-increment: step-counter; position: relative; padding-left: 0.5rem; }
ol li::before { content: "0" counter(step-counter) "."; font-family: var(--font-mono); color: var(--text-secondary); font-size: 0.75rem; margin-right: 0.5rem; }

/* 20. SECURE INTERFACE FORMS */
form.terminal-form { margin-top: 1.5rem; border: 1px dashed var(--border-color); padding: 1.25rem; border-radius: 6px; background: var(--input-bg); }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-secondary); margin-bottom: 0.25rem; text-transform: uppercase; }
.form-control { width: 100%; background-color: var(--bg-color); border: 1px solid var(--border-color); color: var(--text-primary); font-family: var(--font-sans); font-size: 0.9rem; padding: 8px 12px; border-radius: 4px; outline: none; }
.form-control:focus { border-color: var(--accent); }
textarea.form-control { resize: vertical; min-height: 80px; }
.btn-submit { background: var(--accent); color: #ffffff; border: none; font-family: var(--font-mono); font-size: 0.8rem; font-weight: bold; padding: 8px 16px; border-radius: 4px; cursor: pointer; }
.btn-submit:hover { opacity: 0.9; }

/* 5. STICKY VIEWPORT FOOTER */
footer {
    position: sticky;
    bottom: 0;
    z-index: 10;
    background-color: var(--bg-blur);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 1.5rem 1rem 2rem 1rem;
    border-top: 1px dashed var(--border-color);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
footer .meta-side { display: flex; align-items: center; gap: 0.3rem; }
footer svg { width: 12px; height: 12px; fill: currentColor; }
footer a { color: var(--text-secondary); text-decoration: none; }
footer a:hover { color: var(--accent); }