/* =========================================
   INDUSTRIAL TOOLS PAGE STYLES
   (Synced with Index Theme & Dark Mode)
   ========================================= */

/* --- 1. HERO SECTION --- */
.tool-hero {
    position: relative;
    /* Dark Gradient for Industrial Feel (Both Modes) */
    background: linear-gradient(135deg, var(--primary) 0%, #1e293b 100%);
    padding: 100px 0 80px;
    color: #ffffff;
    /* Always White Text on Hero */
    text-align: center;
    margin-top: var(--nav-height);
    overflow: hidden;
}

.tool-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('/public/Images/pattern.png');
    /* Optional Pattern */
    opacity: 0.1;
    pointer-events: none;
}

.tool-hero h1 {
    font-family: 'Oswald', sans-serif;
    font-size: 3.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
    color: #ffffff;
    /* Override Theme Color */
}

.breadcrumb {
    color: var(--secondary);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: block;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-content p {
    color: #cbd5e1;
    /* Light Grey */
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.15rem;
    line-height: 1.6;
}

/* --- 2. TOOLS WRAPPER --- */
.tools-wrapper {
    padding: 80px 0;
    background-color: var(--bg-body);
    /* Adaptive Background */
    min-height: 600px;
    transition: background-color 0.3s ease;
}

/* Tool Navigation Grid */
.tool-nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
    margin-bottom: 50px;
}

.tool-card {
    background: var(--bg-card);
    /* Adaptive Card Bg */
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 25px 15px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.tool-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary);
}

.tool-card.active {
    background: var(--secondary);
    border-color: var(--secondary);
    transform: scale(1.05);
}

.t-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 12px;
    transition: 0.3s;
}

.tool-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 5px;
    color: var(--text-main);
    /* Adaptive Text */
}

.tool-card p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Active State Text Colors */
.tool-card.active h3,
.tool-card.active p,
.tool-card.active .t-icon {
    color: #ffffff !important;
}

/* --- 3. CALCULATOR BOX --- */
.calc-display-area {
    max-width: 650px;
    margin: 0 auto;
}

.calc-box {
    background: var(--bg-card);
    /* Adaptive */
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow);
    display: none;
    /* Hidden Default */
    animation: fadeIn 0.5s ease;
}

.calc-box.active {
    display: block;
}

.calc-header {
    text-align: center;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 20px;
}

.calc-header h2 {
    color: var(--secondary);
    font-family: 'Oswald', sans-serif;
    font-size: 2rem;
    margin-bottom: 10px;
}

.calc-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Form Styles */
.input-group {
    margin-bottom: 20px;
    text-align: left;
}

.input-row {
    display: flex;
    gap: 20px;
}

.input-group label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-main);
    margin-bottom: 8px;
}

.input-group input,
.input-group select {
    width: 100%;
    padding: 14px 15px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 1rem;
    transition: 0.3s;
    background: var(--bg-body);
    /* Input matches theme */
    color: var(--text-main);
    font-family: 'Manrope', sans-serif;
}

.input-group input:focus,
.input-group select:focus {
    border-color: var(--secondary);
    outline: none;
    background: var(--bg-card);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.calc-btn {
    width: 100%;
    padding: 16px;
    background: var(--secondary);
    color: #ffffff;
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: 0.3s;
    margin-top: 15px;
    box-shadow: 0 4px 10px rgba(249, 115, 22, 0.3);
}

.calc-btn:hover {
    background: #ea580c;
    /* Darker Orange */
    transform: translateY(-2px);
}

/* Result Box */
.result-box {
    margin-top: 30px;
    background: rgba(22, 163, 74, 0.1);
    /* Light Green Tint */
    border: 1px solid #16a34a;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
}

.res-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 1.1rem;
    color: var(--text-main);
}

.res-row.total {
    border-top: 1px dashed var(--border);
    padding-top: 15px;
    margin-top: 15px;
    font-size: 1.4rem;
    color: #16a34a;
    /* Green Text for Result */
    font-weight: 700;
}

/* --- 4. SEO CONTENT BLOCK --- */
.seo-content-block {
    padding: 80px 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
}

.seo-content-block h2 {
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary);
    font-family: 'Oswald', sans-serif;
    font-size: 2.2rem;
}

.seo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.seo-item {
    background: var(--bg-body);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--border);
    transition: 0.3s;
}

.seo-item:hover {
    border-color: var(--secondary);
    transform: translateY(-5px);
}

.seo-item h3 {
    color: var(--secondary);
    margin-bottom: 15px;
    font-size: 1.3rem;
    font-family: 'Oswald', sans-serif;
}

.seo-item p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.7;
}

/* --- ANIMATIONS --- */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .tool-hero {
        padding: 80px 0 50px;
    }

    .tool-hero h1 {
        font-size: 2.2rem;
    }

    .tool-nav-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .calc-box {
        padding: 25px;
    }

    .calc-header h2 {
        font-size: 1.6rem;
    }

    .input-row {
        flex-direction: column;
        gap: 0;
    }
}