/* =========================================================
   ⚡ VITREOUS CARBONIC INTERFACE (SKIN2.HTML DESIGN SYSTEM)
   Palette: Obsidian (#050505), Carbon (#121212), Electric Gold/Yellow (#FFD700), Pastel Grey (#CBD5E1)
   Typography: Plus Jakarta Sans & JetBrains Mono
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
    --obsidian: #050505;
    --carbon-grey: #121212;
    --carbon-card: rgba(18, 18, 18, 0.85);
    --electric-yellow: #FFD700;
    --dim-yellow: rgba(255, 215, 0, 0.1);
    --dim-yellow-hover: rgba(255, 215, 0, 0.18);
    --glass-border: rgba(255, 215, 0, 0.18);
    --glass-border-bright: rgba(255, 215, 0, 0.6);
    --pastel-grey: #CBD5E1;
    --pastel-grey-muted: #94A3B8;
    --transition-fluid: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    --font-sans: 'Plus Jakarta Sans', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

::selection {
    background: var(--electric-yellow);
    color: var(--obsidian);
}

body {
    background-color: var(--obsidian);
    color: #FFFFFF;
    font-family: var(--font-sans);
    min-height: 100vh;
    overflow-x: hidden;
    background-image: radial-gradient(circle at 2px 2px, rgba(255, 215, 0, 0.05) 1px, transparent 0);
    background-size: 40px 40px;
    background-attachment: fixed;
}

/* Background Strata Radial Light */
.strata-bg {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 80% 20%, #1a1a00 0%, transparent 45%),
                radial-gradient(circle at 20% 80%, #141400 0%, transparent 45%);
    opacity: 0.7;
    pointer-events: none;
}

/* Typography */
.mono {
    font-family: var(--font-mono);
    letter-spacing: -0.01em;
}

.text-pastel-grey, .sop-subheading {
    color: var(--pastel-grey) !important;
}

.text-pastel-muted, .sop-note {
    color: var(--pastel-grey-muted) !important;
}

.gradient-text {
    background: linear-gradient(135deg, #FFD700 0%, #FFFFFF 60%, #FFA500 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-family: var(--font-sans);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.brand-badge {
    background: var(--electric-yellow);
    color: var(--obsidian);
    padding: 0.35rem 0.8rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 800;
    font-family: var(--font-mono);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
}

/* Vitreous Carbon Glass Panels */
.glass-panel, .theme-card, .login-card {
    background: var(--carbon-card);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 28px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-fluid);
}

.glass-panel:hover, .theme-card:hover, .login-card:hover {
    border-color: var(--glass-border-bright);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), 0 0 25px rgba(255, 215, 0, 0.1);
}

.glass-panel::before {
    content: "";
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.03) 0%, transparent 70%);
    pointer-events: none;
}

/* Carbon Primary Action Buttons */
.btn-carbon, .futuristic-button {
    background: var(--electric-yellow);
    color: var(--obsidian) !important;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 800;
    font-family: var(--font-sans);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    border: none;
    transition: var(--transition-fluid);
    position: relative;
    overflow: hidden;
    z-index: 1;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.25);
}

.btn-carbon:hover, .futuristic-button:hover {
    transform: scale(1.04) translateY(-2px);
    box-shadow: 0 0 35px rgba(255, 215, 0, 0.5);
    background: #FFE033;
}

.btn-carbon::after, .futuristic-button::after {
    content: "";
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: 0.5s;
    z-index: -1;
}

.btn-carbon:hover::after, .futuristic-button:hover::after {
    left: 100%;
}

.btn-carbon-outline {
    background: transparent;
    border: 1px solid var(--electric-yellow);
    color: var(--electric-yellow) !important;
    padding: 10px 22px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.82rem;
    letter-spacing: 0.5px;
    transition: var(--transition-fluid);
}

.btn-carbon-outline:hover {
    background: var(--dim-yellow);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.2);
    transform: translateY(-2px);
}

/* Secondary Button Styling */
.btn-outline-secondary, .btn-outline-primary, .btn-outline-warning, .btn-outline-info {
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.8rem;
    transition: var(--transition-fluid);
    border: 1px solid var(--glass-border);
    color: var(--pastel-grey);
    background: rgba(255, 255, 255, 0.03);
}

.btn-outline-secondary:hover {
    background: var(--dim-yellow);
    border-color: var(--electric-yellow);
    color: var(--electric-yellow);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.15);
    transform: translateY(-2px);
}

/* Search Inputs & Form Controls */
.search-input, .theme-input, .theme-select {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    padding: 14px 20px;
    border-radius: 16px;
    color: #FFFFFF;
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition-fluid);
    font-family: var(--font-sans);
}

.search-input:focus, .theme-input:focus, .theme-select:focus {
    border-color: var(--electric-yellow);
    background: rgba(255, 255, 255, 0.07);
    box-shadow: 0 0 25px rgba(255, 215, 0, 0.15);
}

.theme-select option {
    background: #121212;
    color: #FFFFFF;
}

/* Stat KPI Cards (Without Left Yellow Border) */
.stat-card, .kpi-card {
    background: linear-gradient(145deg, rgba(25, 25, 25, 0.85), rgba(10, 10, 10, 0.95));
    border-radius: 20px;
    padding: 24px;
    border: 1px solid var(--glass-border);
    transition: var(--transition-fluid);
    position: relative;
    overflow: hidden;
}

.stat-card:hover, .kpi-card:hover {
    transform: translateY(-4px);
    border-color: var(--glass-border-bright);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 215, 0, 0.08);
}

.kpi-number, .stat-card .value {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.1;
    margin: 8px 0;
    background: linear-gradient(to bottom, #FFFFFF, #AAAAAA);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-family: var(--font-sans);
}

.kpi-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--pastel-grey-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* SOP Form Container (Clean Border) */
.sop-container {
    max-width: 960px;
    margin: 0 auto;
    background: var(--carbon-card);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    padding: 40px 48px;
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.sop-table {
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.sop-table th {
    background: rgba(255, 215, 0, 0.06);
    color: var(--electric-yellow);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    padding: 12px 18px;
    width: 32%;
    border-bottom: 1px solid var(--glass-border);
    border-right: 1px solid var(--glass-border);
}

.sop-table td {
    padding: 12px 18px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--glass-border);
}

/* SOP Question Blocks (Clean Border without Left Yellow Line) */
.sop-question-block {
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.02);
    padding: 20px 24px;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    transition: var(--transition-fluid);
}

.sop-question-block:hover {
    background: var(--dim-yellow);
    border-color: var(--electric-yellow);
    transform: translateX(4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 15px rgba(255, 215, 0, 0.1);
}

/* Kanban Pipeline */
.kanban-board {
    display: flex;
    gap: 1.25rem;
    overflow-x: auto;
    padding-bottom: 1.5rem;
    min-height: 520px;
}

.kanban-column {
    flex: 0 0 320px;
    background: rgba(18, 18, 18, 0.8);
    backdrop-filter: blur(16px);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    max-height: 780px;
}

.kanban-column-header {
    padding: 1.2rem 1.35rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--glass-border);
    font-weight: 700;
    font-size: 0.9rem;
    color: #FFFFFF;
}

.kanban-column-body {
    padding: 0.9rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    flex: 1;
}

.kanban-card {
    background: rgba(28, 28, 28, 0.7);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    padding: 1.2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    transition: var(--transition-fluid);
}

.kanban-card:hover {
    transform: translateY(-4px);
    border-color: var(--electric-yellow);
    background: rgba(36, 36, 36, 0.9);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 215, 0, 0.15);
}

/* Badges & Tags */
.theme-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.9rem;
    font-size: 0.72rem;
    font-weight: 700;
    border-radius: 50px;
    background: var(--electric-yellow);
    color: var(--obsidian);
    font-family: var(--font-mono);
    box-shadow: 0 0 12px rgba(255, 215, 0, 0.3);
}

.tag {
    padding: 4px 12px;
    background: #222;
    border-radius: 6px;
    font-size: 0.7rem;
    color: var(--pastel-grey);
    font-family: var(--font-mono);
}

/* Tables */
.table {
    color: #FFFFFF !important;
}

.table tbody tr {
    transition: var(--transition-fluid);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.table tbody tr:hover {
    background: var(--dim-yellow) !important;
    color: var(--electric-yellow) !important;
}

/* Custom Checkbox */
input[type="checkbox"] {
    accent-color: var(--electric-yellow);
    cursor: pointer;
    transform: scale(1.2);
    transition: transform 0.2s ease;
}

input[type="checkbox"]:hover {
    transform: scale(1.4);
}

/* Nav Tab Buttons */
.nav-tab-btn {
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.85rem;
    padding: 8px 18px;
    transition: var(--transition-fluid);
}

.nav-tab-btn.btn-primary {
    background: var(--electric-yellow) !important;
    color: var(--obsidian) !important;
    border-color: var(--electric-yellow) !important;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
}

.theme-footer {
    padding: 2.5rem 0;
    background: var(--obsidian);
    color: var(--pastel-grey-muted);
    text-align: center;
    border-top: 1px solid var(--glass-border);
}