/**
 * DevWharf Tool Base Styles
 * Shared styles for all standalone tool pages (calculators, converters, generators).
 * Builds on base.css variables and complements bmi-calculator.css patterns.
 *
 * @package DevWharf_Theme
 * @since   3.3.0
 */

/* ========================================
   Reset & Page-Level Layout
   ======================================== */
* { margin: 0; padding: 0; box-sizing: border-box; }

/* Legacy --dw-* variable aliases (used by individual tool CSS files) */
:root {
    --dw-bg-primary: var(--gits-bg-primary);
    --dw-bg-secondary: var(--gits-bg-secondary);
    --dw-bg-tertiary: var(--gits-bg-tertiary);
    --dw-text-primary: var(--gits-text-primary);
    --dw-text-secondary: var(--gits-text-secondary);
    --dw-text-muted: var(--gits-text-muted);
    --dw-border: var(--gits-border);
    --dw-accent: var(--gits-accent-primary);
    --dw-accent-hover: var(--gits-accent-cyan);
    --dw-accent-glow: rgba(0, 255, 159, 0.15);
}

html {
    background: var(--gits-bg-primary) !important;
}

body {
    font-family: var(--gits-font-system);
    color: var(--gits-text-primary);
    line-height: 1.6;
    padding-bottom: 40px; /* Taskbar clearance */
    background: transparent !important;
    min-height: 100vh;
    position: relative;
}

/* Animated grid background for tool pages */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        linear-gradient(rgba(0, 255, 159, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 159, 0.02) 1px, transparent 1px),
        radial-gradient(ellipse at 20% 30%, rgba(0, 255, 159, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(0, 212, 170, 0.06) 0%, transparent 50%);
    background-size: 40px 40px, 40px 40px, 100% 100%, 100% 100%;
    z-index: -1;
    pointer-events: none;
}

/* ========================================
   Standalone Header (mirrors gits-header)
   Matches the regular WP header layout:
   3-column grid  →  logo | nav | status
   ======================================== */
.dw-standalone-header {
    background: transparent !important;
    position: relative;
    z-index: 100;
    padding: 8px 20px;
}

/* Nuclear fallback: constrain ANY image inside the standalone header
   regardless of which HTML structure is in use (old or new).  */
/* Header logo: 200x150 to match WP header */
.dw-standalone-header img {
    width: 200px !important;
    max-width: 200px !important;
    height: 150px !important;
    max-height: 150px !important;
    object-fit: contain !important;
    display: block !important;
}

/* Inner grid — mirrors .gits-menubar from header.css */
.sa-header-inner {
    display: grid !important;
    grid-template-columns: 1fr auto 1fr !important;
    align-items: center !important;
    gap: 16px;
    width: 100%;
}

/* Logo — left-aligned, matches regular header dimensions */
.sa-header-logo {
    justify-self: start;
}

.sa-header-logo a {
    display: block;
    line-height: 0;
}

.sa-header-logo img {
    filter: drop-shadow(0 0 6px rgba(125, 211, 252, 0.25));
    transition: filter 0.3s ease, transform 0.3s ease;
}

.sa-header-logo img:hover {
    filter: drop-shadow(0 0 12px rgba(125, 211, 252, 0.45));
    transform: scale(1.03);
}

/* Footer logo: 250x200 to match WP footer */
.sa-footer-logo {
    margin-bottom: 12px;
}

.sa-footer-logo a {
    display: block;
    line-height: 0;
}

.sa-footer-logo img {
    width: 250px !important;
    max-width: 250px !important;
    height: 200px !important;
    max-height: 200px !important;
    object-fit: contain !important;
    display: block !important;
    opacity: 0.65;
    transition: opacity 0.4s ease, filter 0.4s ease, transform 0.4s ease;
    filter: drop-shadow(0 0 6px rgba(125, 211, 252, 0.25));
}

.sa-footer-logo img:hover {
    opacity: 1;
    filter: drop-shadow(0 0 14px rgba(125, 211, 252, 0.45));
    transform: scale(1.03);
}

/* Navigation — centered, matches regular header styling */
.sa-header-nav {
    justify-self: center !important;
    display: flex !important;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

.sa-header-nav a {
    color: #7dd3fc !important;
    text-decoration: none;
    font-family: var(--gits-font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 8px 14px;
    position: relative;
    transition: color 0.3s ease, text-shadow 0.3s ease, padding-left 0.3s ease, border-color 0.3s ease;
    text-shadow: 0 0 8px rgba(125, 211, 252, 0.3);
    border-bottom: 1px solid transparent;
}

.sa-header-nav a::before {
    content: '>';
    position: absolute;
    left: 0;
    opacity: 0;
    transform: translateX(-10px);
    color: #00ff9f;
    text-shadow: 0 0 8px rgba(0, 255, 159, 0.5);
    transition: all 0.3s ease;
}

.sa-header-nav a:hover::before { opacity: 1; transform: translateX(0); }

.sa-header-nav a:hover {
    color: #00ff9f !important;
    text-shadow: 0 0 14px rgba(0, 255, 159, 0.6), 0 0 28px rgba(0, 255, 159, 0.2);
    padding-left: 20px;
    border-bottom-color: rgba(0, 255, 159, 0.4);
}

/* Status — right-aligned (empty, matches regular header) */
.sa-header-status {
    justify-self: end;
}

/* ========================================
   Standalone Footer (mirrors gits-footer)
   Matches the regular WP footer layout:
   4-column grid  →  info | navigate | connect | terminal
   ======================================== */
.dw-standalone-footer {
    padding: 0;
    margin-bottom: 48px; /* Taskbar clearance */
    position: relative;
    z-index: 1;
}

/* 4-column grid */
.sa-footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    padding: 28px 32px 24px;
    align-items: flex-start;
}

/* Section headings */
.sa-footer-heading {
    font-size: 0.75rem;
    font-family: var(--gits-font-mono);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--gits-accent-primary);
    margin-bottom: 12px;
    border-bottom: 1px solid rgba(0, 255, 159, 0.1);
    padding-bottom: 8px;
}

/* Brand name */
.sa-footer-brand {
    font-size: 1rem;
    font-family: var(--gits-font-mono);
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--gits-text-primary);
    margin-bottom: 8px;
}

/* Meta text */
.sa-footer-meta {
    font-size: 0.8rem;
    font-family: var(--gits-font-mono);
    line-height: 1.7;
    color: #6e7681;
}

.sa-status-ok {
    color: var(--gits-accent-primary);
}

/* Navigation / connect links */
.sa-footer-links {
    font-size: 0.85rem;
    font-family: var(--gits-font-mono);
    line-height: 2.2;
    color: #8b949e;
}

.sa-footer-links a {
    color: #8b949e;
    text-decoration: none;
    transition: all 0.2s ease;
    display: inline-block;
}

.sa-footer-links a:hover {
    color: var(--gits-accent-primary);
    text-shadow: 0 0 8px var(--gits-accent-glow);
    padding-left: 4px;
}

/* Mini terminal panel */
.sa-footer-terminal {
    border: 1px solid rgba(0, 255, 159, 0.2);
    border-radius: 6px;
    overflow: hidden;
    background: rgba(10, 14, 20, 0.8);
}

.sa-terminal-bar {
    background: linear-gradient(180deg, #1f2937 0%, #111827 100%);
    padding: 7px 12px;
    border-bottom: 1px solid rgba(0, 255, 159, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sa-terminal-title {
    font-size: 0.7rem;
    font-family: var(--gits-font-mono);
    color: var(--gits-text-muted);
    letter-spacing: 0.1em;
}

.sa-terminal-dots {
    display: flex;
    gap: 6px;
    font-size: 0.6rem;
}

.sa-dot-close { color: #ff5f57; }
.sa-dot-min   { color: #ffbd2e; }
.sa-dot-max   { color: #28c840; }

.sa-terminal-body {
    padding: 12px 14px;
}

.sa-terminal-output {
    font-size: 0.8rem;
    font-family: var(--gits-font-mono);
    line-height: 1.7;
    margin: 0;
    color: var(--gits-text-secondary);
}

.sa-dim { color: var(--gits-text-muted); }
.sa-hl  { color: var(--gits-accent-primary); }

/* Copyright */
.sa-footer-copyright {
    font-size: 0.75rem;
    font-family: var(--gits-font-mono);
    color: var(--gits-text-muted);
    letter-spacing: 0.05em;
    padding: 0 32px 12px;
    text-align: center;
}

/* Main content layer */
main {
    position: relative;
    z-index: 1;
}

/* ========================================
   Tool Page Layout
   ======================================== */
.dw-tool-page {
    display: flex;
    justify-content: center;
    padding: 40px 20px;
    min-height: calc(100vh - 180px);
}

.dw-tool-card {
    background: rgba(26, 26, 36, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid var(--gits-border);
    border-radius: 16px;
    padding: 40px;
    max-width: 720px;
    width: 100%;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.6s ease-out;
}

.dw-tool-card.wide { max-width: 960px; }
.dw-tool-card.extra-wide { max-width: 1200px; }

.dw-tool-card:hover {
    border-color: rgba(0, 255, 159, 0.35);
    box-shadow: 0 10px 40px rgba(0, 255, 159, 0.08);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ========================================
   Typography
   ======================================== */
.dw-tool-card h1 {
    color: var(--gits-accent-primary) !important;
    font-family: var(--gits-font-mono);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 8px;
    text-align: center;
    text-shadow: 0 0 20px var(--gits-accent-glow);
}

.dw-tool-card .tool-description {
    color: var(--gits-text-secondary);
    font-size: 1rem;
    margin-bottom: 30px;
    text-align: center;
    line-height: 1.5;
}

.dw-tool-card h2 {
    color: var(--gits-text-primary) !important;
    font-family: var(--gits-font-mono);
    font-size: 1.2rem;
    font-weight: 600;
    margin: 24px 0 12px;
    letter-spacing: 0.04em;
}

.dw-tool-card h3 {
    color: var(--gits-accent-primary) !important;
    font-family: var(--gits-font-mono);
    font-size: 1rem;
    margin: 16px 0 8px;
}

/* ========================================
   Form Elements (shared across tools)
   ======================================== */
.dw-form-group {
    margin-bottom: 20px;
}

.dw-form-group label {
    display: block;
    color: var(--gits-text-primary);
    font-family: var(--gits-font-mono);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 6px;
    letter-spacing: 0.03em;
}

.dw-form-group small {
    display: block;
    color: var(--gits-text-muted);
    font-size: 0.78rem;
    margin-top: 4px;
}

.dw-input,
.dw-select,
.dw-textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--gits-bg-tertiary);
    border: 1px solid var(--gits-border);
    border-radius: 6px;
    color: var(--gits-text-primary);
    font-family: var(--gits-font-mono);
    font-size: 0.95rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.dw-input:focus,
.dw-select:focus,
.dw-textarea:focus {
    outline: none;
    border-color: var(--gits-accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 255, 159, 0.15);
}

.dw-input::placeholder,
.dw-textarea::placeholder {
    color: var(--gits-text-muted);
    opacity: 0.6;
}

.dw-textarea {
    min-height: 120px;
    resize: vertical;
}

.dw-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2300ff9f' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 40px;
}

/* Inline form rows */
.dw-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.dw-form-row-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}

/* ========================================
   Buttons
   ======================================== */
.dw-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border: none;
    border-radius: 8px;
    font-family: var(--gits-font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.dw-btn-primary {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: #e0e0e8;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.dw-btn-primary:hover {
    transform: translateY(-2px);
    background: linear-gradient(135deg, #1f1f3a 0%, #1b2a4a 50%, #144070 100%);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.dw-btn-primary::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
    transition: left 0.5s ease;
}

.dw-btn-primary:hover::before { left: 100%; }

.dw-btn-secondary {
    background: transparent;
    color: var(--gits-accent-primary);
    border: 1px solid var(--gits-accent-primary);
}

.dw-btn-secondary:hover {
    background: rgba(0, 255, 159, 0.1);
    box-shadow: 0 0 15px rgba(0, 255, 159, 0.2);
}

.dw-btn-danger {
    background: transparent;
    color: var(--gits-neon-red);
    border: 1px solid var(--gits-neon-red);
}

.dw-btn-danger:hover {
    background: rgba(255, 51, 102, 0.1);
}

.dw-btn-full { width: 100%; }

.dw-btn-sm {
    padding: 8px 16px;
    font-size: 0.8rem;
}

.dw-btn-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* ========================================
   Results Display
   ======================================== */
.dw-result {
    margin-top: 24px;
    padding: 24px;
    background: rgba(0, 255, 159, 0.06);
    border: 1px solid var(--gits-border-active);
    border-radius: 12px;
    animation: glowPulse 2.5s ease-in-out infinite alternate;
}

@keyframes glowPulse {
    from { box-shadow: 0 0 5px rgba(0, 255, 159, 0.2); }
    to   { box-shadow: 0 0 20px rgba(0, 255, 159, 0.35); }
}

.dw-result-label {
    color: var(--gits-text-secondary);
    font-family: var(--gits-font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 6px;
}

.dw-result-value {
    color: var(--gits-accent-primary);
    font-family: var(--gits-font-mono);
    font-size: 2rem;
    font-weight: 700;
    text-shadow: 0 0 15px var(--gits-accent-glow);
}

.dw-result-value.small { font-size: 1.2rem; }

.dw-result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.dw-result-item {
    background: rgba(13, 17, 23, 0.6);
    border: 1px solid var(--gits-border);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
}

.dw-result-item .number {
    display: block;
    color: var(--gits-accent-primary);
    font-family: var(--gits-font-mono);
    font-size: 1.4rem;
    font-weight: 700;
}

.dw-result-item .label {
    display: block;
    color: var(--gits-text-muted);
    font-family: var(--gits-font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 4px;
}

/* Error state */
.dw-result.error {
    border-color: var(--gits-neon-red);
    background: rgba(255, 51, 102, 0.08);
}

.dw-result.error .dw-result-label { color: var(--gits-neon-red); }

/* ========================================
   Tabs
   ======================================== */
.dw-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--gits-border);
    overflow-x: auto;
}

.dw-tab {
    padding: 10px 20px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--gits-text-secondary);
    font-family: var(--gits-font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.dw-tab:hover { color: var(--gits-text-primary); }

.dw-tab.active {
    color: var(--gits-accent-primary);
    border-bottom-color: var(--gits-accent-primary);
    text-shadow: 0 0 10px var(--gits-accent-glow);
}

.dw-tab-content { display: none; }
.dw-tab-content.active { display: block; }

/* ========================================
   Tables
   ======================================== */
.dw-table {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--gits-font-mono);
    font-size: 0.85rem;
    margin-top: 16px;
}

.dw-table th {
    background: var(--gits-bg-tertiary);
    color: var(--gits-accent-primary);
    border: 1px solid var(--gits-border);
    padding: 10px 14px;
    text-align: left;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
}

.dw-table td {
    background: rgba(13, 17, 23, 0.5);
    color: var(--gits-text-secondary);
    border: 1px solid var(--gits-border);
    padding: 10px 14px;
}

.dw-table tr:hover td {
    background: rgba(0, 255, 159, 0.03);
}

/* ========================================
   Utility / Misc
   ======================================== */
.dw-divider {
    border: none;
    border-top: 1px solid var(--gits-border);
    margin: 24px 0;
}

.dw-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-family: var(--gits-font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.dw-badge-green { background: rgba(0,255,159,0.15); color: var(--gits-accent-primary); }
.dw-badge-cyan  { background: rgba(0,255,249,0.15); color: var(--gits-accent-cyan); }
.dw-badge-red   { background: rgba(255,51,102,0.15); color: var(--gits-neon-red); }
.dw-badge-blue  { background: rgba(0,153,255,0.15); color: var(--gits-neon-blue); }

.hidden { display: none !important; }

/* Code blocks inside tools */
.dw-code-block {
    background: var(--gits-bg-secondary);
    border: 1px solid var(--gits-border);
    border-radius: 6px;
    padding: 16px;
    font-family: var(--gits-font-mono);
    font-size: 0.85rem;
    color: var(--gits-text-primary);
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
    tab-size: 2;
}

/* Toggle switch */
.dw-toggle { display: flex; align-items: center; gap: 10px; cursor: pointer; }

.dw-toggle input { display: none; }

.dw-toggle .slider {
    width: 40px; height: 22px;
    background: var(--gits-bg-tertiary);
    border: 1px solid var(--gits-border);
    border-radius: 11px;
    position: relative;
    transition: background 0.3s;
}

.dw-toggle .slider::after {
    content: '';
    position: absolute;
    top: 3px; left: 3px;
    width: 14px; height: 14px;
    background: var(--gits-text-muted);
    border-radius: 50%;
    transition: transform 0.3s, background 0.3s;
}

.dw-toggle input:checked + .slider { background: rgba(0,255,159,0.25); border-color: var(--gits-accent-primary); }
.dw-toggle input:checked + .slider::after { transform: translateX(18px); background: var(--gits-accent-primary); }

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    .dw-tool-card { padding: 24px 18px; }
    .dw-tool-card h1 { font-size: 1.4rem; }
    .dw-form-row, .dw-form-row-3 { grid-template-columns: 1fr; }
    .dw-result-value { font-size: 1.6rem; }
    .dw-tabs { gap: 2px; }
    .dw-tab { padding: 8px 14px; font-size: 0.78rem; }
}

@media (max-width: 960px) {
    /* Stack header to flex on smaller screens */
    .sa-header-inner {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
    .sa-header-nav {
        order: 3;
        width: 100%;
        justify-content: center;
        padding-top: 8px;
        margin-top: 0;
    }
    /* Footer collapses to 2-column then 1-column */
    .sa-footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 600px) {
    .dw-standalone-header {
        padding: 12px 16px;
    }
    .sa-header-inner {
        flex-direction: column;
        text-align: center;
    }
    .sa-header-logo { justify-self: center; }
    .sa-header-logo img { width: 140px !important; max-width: 140px !important; height: 105px !important; max-height: 105px !important; }
    .sa-footer-logo img { width: 180px !important; max-width: 180px !important; height: 144px !important; max-height: 144px !important; }
    .sa-header-nav a { font-size: 0.75rem; padding: 6px 10px; }
    .sa-footer-grid {
        grid-template-columns: 1fr;
        padding: 24px 16px;
    }
    .sa-footer-copyright {
        padding: 0 16px 12px;
        font-size: 0.7rem;
    }
    .dw-btn-group { flex-direction: column; }
}