/* ============================================
   GLOBAL RESET & BASE STYLES
   Master1Tech Mining Division - Premium Design
   ============================================ */
:root {
    --primary-color: #0b3d2e;
    --primary-light: #14654d;
    --primary-dark: #062119;
    --accent-color: #d4a44a;
    --accent-light: #e8c477;
    --accent-dark: #b8862e;
    --secondary-color: #1a5c4a;
    --success-color: #2e7d5b;
    --warning-color: #d4a44a;
    --danger-color: #c0392b;
    --info-color: #0c7b93;
    --dark-color: #0a1f16;
    --dark-blue: #0b2e22;
    --light-color: #f4f7f5;
    --cream: #f9faf8;
    --navbar-bg: #0a1f16;
    --navbar-hover: #14352a;
    --navbar-height: 72px;
    --navbar-height-scrolled: 64px;
    --text-dark: #1a2e26;
    --text-muted: #5a7a6d;
    --border-light: #d8e4dc;
    --copper: #b87333;
    --earth-green: #2d6a4f;
    --mineral-blue: #0c7b93;
    --slate: #2f4f4f;
    --gold-gradient: linear-gradient(135deg, #d4a44a 0%, #f0d78c 50%, #d4a44a 100%);
    --dark-gradient: linear-gradient(135deg, #0a1f16 0%, #0b3d2e 50%, #14654d 100%);
}

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

html, body {
    font-family: 'Familjen Grotesk', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    scroll-behavior: smooth;
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    color: var(--text-dark);
}

body {
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: #fff;
}

#app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    width: 100%;
    position: relative;
}

/* ============================================
   NAVIGATION BAR
   ============================================ */
.elegant-nav {
    background: linear-gradient(135deg, #0a1f16 0%, #0b3d2e 100%);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
    padding: 0.75rem 0;
    min-height: var(--navbar-height);
    border-bottom: 3px solid var(--accent-color);
    position: sticky;
    top: 0;
    z-index: 1030;
    transition: all 0.3s ease;
    width: 100%;
    isolation: isolate;
}

    .elegant-nav.scrolled {
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        padding: 0.5rem 0;
        min-height: var(--navbar-height-scrolled);
        background: linear-gradient(135deg, #071610 0%, #0a1f16 100%);
    }

    .elegant-nav.over-footer {
        box-shadow: 0 6px 30px rgba(0, 0, 0, 0.4);
        background: linear-gradient(135deg, rgba(10, 31, 22, 0.98) 0%, rgba(11, 61, 46, 0.98) 100%);
        backdrop-filter: blur(10px);
    }

    .elegant-nav.at-bottom {
        box-shadow: 0 6px 30px rgba(0, 0, 0, 0.5);
    }

    .elegant-nav.scrolled.over-footer {
        background: linear-gradient(135deg, rgba(7, 22, 16, 0.99) 0%, rgba(10, 31, 22, 0.99) 100%);
        backdrop-filter: blur(15px);
    }

    .elegant-nav .navbar-brand {
        font-weight: 700;
        font-size: 1.4rem;
        color: #fff;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .elegant-nav .navbar-brand .brand-accent {
        color: var(--accent-color);
    }

        .elegant-nav .navbar-brand:hover {
            transform: scale(1.02);
            color: #fff;
        }

    .elegant-nav .logo-image {
        height: 40px;
        width: auto;
        max-width: 150px;
        transition: all 0.3s ease;
    }

    .elegant-nav.scrolled .logo-image {
        height: 35px;
    }

    .elegant-nav .navbar-nav .nav-link {
        color: rgba(255, 255, 255, 0.9);
        font-weight: 500;
        padding: 0.5rem 1rem;
        margin: 0 0.15rem;
        border-radius: 0.375rem;
        transition: all 0.3s ease;
        position: relative;
        font-size: 0.95rem;
        letter-spacing: 0.3px;
    }

        .elegant-nav .navbar-nav .nav-link:hover,
        .elegant-nav .navbar-nav .nav-link:focus {
            color: #fff;
            background-color: rgba(212, 164, 74, 0.15);
            transform: translateY(-2px);
        }

        .elegant-nav .navbar-nav .nav-link.active {
            color: var(--accent-color);
            background-color: rgba(212, 164, 74, 0.1);
        }

    .elegant-nav.over-footer .navbar-nav .nav-link {
        color: rgba(255, 255, 255, 1);
    }

        .elegant-nav.over-footer .navbar-nav .nav-link:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }

    .elegant-nav .dropdown-toggle::after {
        margin-left: 0.5rem;
        vertical-align: middle;
    }

    .elegant-nav .dropdown-menu {
        background-color: #fff;
        border: none;
        border-radius: 0.5rem;
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
        margin-top: 0.5rem;
        padding: 0.5rem;
        min-width: 240px;
        z-index: 1040;
        border-top: 3px solid var(--accent-color);
    }

    .elegant-nav .dropdown-item {
        color: var(--text-dark);
        padding: 0.625rem 1rem;
        border-radius: 0.375rem;
        transition: all 0.3s ease;
        font-weight: 500;
    }

        .elegant-nav .dropdown-item:hover,
        .elegant-nav .dropdown-item:focus {
            background-color: var(--primary-color);
            color: #fff;
            transform: translateX(5px);
        }

        .elegant-nav .dropdown-item:active {
            background-color: var(--primary-dark);
            color: #fff;
        }

    .elegant-nav .dropdown-divider {
        border-top: 1px solid rgba(0, 0, 0, 0.08);
        margin: 0.5rem 0;
    }

@media (max-width: 991.98px) {
    /* Mobile: smooth open animation for dropdown */
    .elegant-nav .dropdown-menu.show {
        animation: dropdownFadeIn 0.18s ease forwards;
    }
}

@keyframes dropdownFadeIn {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

    .elegant-nav .navbar-toggler {
        border-color: rgba(212, 164, 74, 0.5);
        padding: 0.5rem 0.75rem;
    }

        .elegant-nav .navbar-toggler:focus {
            box-shadow: 0 0 0 0.25rem rgba(212, 164, 74, 0.25);
        }

    .elegant-nav .navbar-toggler-icon {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28212, 164, 74, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }

/* ============================================
   MAIN CONTENT AREA
   ============================================ */
.main-content {
    flex: 1 0 auto;
    width: 100%;
    position: relative;
    z-index: 1;
    min-height: calc(100vh - var(--navbar-height) - 300px);
}

/* ============================================
   FOOTER
   ============================================ */
.elegant-footer {
    background: linear-gradient(135deg, #0a1f16 0%, #0b3d2e 100%);
    color: rgba(255, 255, 255, 0.9);
    padding: 3rem 0 0;
    border-top: 3px solid var(--accent-color);
    position: relative;
    z-index: 1;
    flex-shrink: 0;
    margin-top: auto;
}

    .elegant-footer .footer-title {
        color: #fff;
        font-weight: 600;
        font-size: 0.95rem;
        letter-spacing: 0.5px;
        text-transform: uppercase;
        position: relative;
        padding-bottom: 0.75rem;
    }

        .elegant-footer .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 40px;
            height: 2px;
            background-color: var(--accent-color);
        }

    .elegant-footer .office-item,
    .elegant-footer .contact-item {
        margin-bottom: 1rem;
    }

        .elegant-footer .office-item p,
        .elegant-footer .contact-item p {
            color: rgba(255, 255, 255, 0.8);
        }

    .elegant-footer .footer-links li {
        margin-bottom: 0.625rem;
    }

        .elegant-footer .footer-links li a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: all 0.3s ease;
            display: inline-block;
            position: relative;
            padding-left: 1.25rem;
        }

            .elegant-footer .footer-links li a::before {
                content: '▸';
                position: absolute;
                left: 0;
                color: var(--accent-color);
                transition: all 0.3s ease;
            }

            .elegant-footer .footer-links li a:hover {
                color: var(--accent-light);
                transform: translateX(5px);
            }

                .elegant-footer .footer-links li a:hover::before {
                    left: 5px;
                }

    .elegant-footer .contact-icon {
        font-size: 1.25rem;
    }

    .elegant-footer .social-footer {
        display: flex;
        gap: 1rem;
    }

    .elegant-footer .social-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        background-color: rgba(212, 164, 74, 0.15);
        border-radius: 50%;
        color: var(--accent-color);
        transition: all 0.3s ease;
    }

        .elegant-footer .social-icon:hover {
            background-color: var(--accent-color);
            color: #fff;
            transform: translateY(-3px);
        }

    .elegant-footer .footer-divider {
        border-color: rgba(255, 255, 255, 0.1);
        opacity: 1;
    }

    .elegant-footer .copyright {
        color: rgba(255, 255, 255, 0.6);
        font-size: 0.85rem;
    }

    .elegant-footer .footer-tagline {
        color: var(--accent-color);
        font-style: italic;
        font-size: 0.9rem;
    }

    .elegant-footer .footer-cert-list li {
        font-size: 0.8rem;
        color: rgba(255, 255, 255, 0.7);
        margin-bottom: 0.4rem;
    }

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
    font-weight: 700;
    line-height: 1.1;
}

p {
    margin-bottom: 1rem;
}

/* ============================================
   PAGE HEADERS
   ============================================ */
.page-header {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, var(--primary-light) 100%);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, var(--primary-light) 100%) !important;
}

/* ============================================
   CONTAINERS
   ============================================ */
.container, .container-fluid {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    font-weight: 600;
    padding: 0.625rem 1.5rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    display: inline-block;
    text-align: center;
    letter-spacing: 0.3px;
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

    .btn-primary:hover {
        background-color: var(--primary-dark);
        border-color: var(--primary-dark);
        transform: translateY(-2px);
        box-shadow: 0 4px 15px rgba(11, 61, 46, 0.4);
    }

.btn-accent {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: #1a1a2e;
}

    .btn-accent:hover {
        background-color: var(--accent-dark);
        border-color: var(--accent-dark);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 4px 15px rgba(212, 164, 74, 0.4);
    }

.btn-warning {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: #1a1a2e;
    font-weight: 700;
}

    .btn-warning:hover {
        background-color: var(--accent-dark);
        border-color: var(--accent-dark);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 4px 15px rgba(212, 164, 74, 0.4);
    }

.btn-outline-light {
    border-color: rgba(255,255,255,0.6);
    color: #fff;
}

    .btn-outline-light:hover {
        background-color: rgba(255,255,255,0.15);
        border-color: #fff;
        color: #fff;
        transform: translateY(-2px);
    }

.btn-outline-primary {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

    .btn-outline-primary:hover {
        background-color: var(--primary-color);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 4px 15px rgba(11, 61, 46, 0.3);
    }

/* ============================================
   CARDS
   ============================================ */
.card {
    border-radius: 0.75rem;
    transition: all 0.3s ease;
    overflow: hidden;
    border: 1px solid var(--border-light);
}

    .card:hover {
        transform: translateY(-5px);
    }

.shadow {
    box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.1) !important;
}

.shadow-sm {
    box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.08) !important;
}

/* ============================================
   FORMS
   ============================================ */
.form-control, .form-select {
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
    width: 100%;
    font-size: 0.95rem;
}

    .form-control:focus, .form-select:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 0.25rem rgba(11, 61, 46, 0.15);
        outline: 0;
    }

/* ============================================
   SECTION STYLES
   ============================================ */
.section-title {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-dark);
}

.title-underline {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-dark));
    margin-top: 1rem;
    border-radius: 2px;
}

.section-alt {
    background: var(--cream);
}

/* ============================================
   BADGE STYLES
   ============================================ */
.badge-gold {
    background-color: var(--accent-color);
    color: #1a1a2e;
    font-weight: 600;
}

.badge-mining {
    background-color: var(--primary-color);
    color: #fff;
    font-weight: 600;
}

/* ============================================
   UTILITIES
   ============================================ */
.bg-light {
    background-color: var(--light-color) !important;
}

.bg-cream {
    background-color: var(--cream) !important;
}

.bg-dark {
    background-color: var(--dark-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

.text-accent {
    color: var(--accent-color) !important;
}

.text-warning {
    color: var(--accent-color) !important;
}

html {
    scroll-padding-top: 80px;
    scroll-behavior: smooth;
}

/* ============================================
   RESPONSIVE MOBILE STYLES
   ============================================ */
@media (max-width: 991.98px) {
    .elegant-nav {
        padding: 0.5rem 0;
        min-height: 60px;
    }

        .elegant-nav.scrolled {
            min-height: 55px;
        }

        .elegant-nav .navbar-collapse {
            background-color: rgba(10, 31, 22, 0.98);
            border-radius: 0.5rem;
            margin-top: 1rem;
            padding: 1rem;
            max-height: calc(100vh - 80px);
            overflow-y: auto;
        }

        .elegant-nav.over-footer .navbar-collapse {
            background-color: rgba(7, 22, 16, 0.99);
            backdrop-filter: blur(10px);
        }

        .elegant-nav .navbar-nav .nav-link {
            margin: 0.25rem 0;
            padding: 0.75rem 1rem;
        }

        .elegant-nav .dropdown-menu {
            background-color: rgba(11, 61, 46, 0.95);
            box-shadow: none;
            border: 1px solid rgba(212, 164, 74, 0.2);
            border-top: none;
        }

        .elegant-nav .dropdown-item {
            color: rgba(255, 255, 255, 0.9);
            padding: 0.625rem 1.25rem;
        }

            .elegant-nav .dropdown-item:hover {
                background-color: rgba(20, 101, 77, 0.8);
                color: #fff;
            }

        .elegant-nav .logo-image {
            height: 35px;
        }
}

@media (max-width: 767.98px) {
    .display-1 {
        font-size: 2.5rem;
    }

    .display-2 {
        font-size: 2.25rem;
    }

    .display-3 {
        font-size: 2rem;
    }

    .display-4 {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.5rem;
        letter-spacing: 1px;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.animate-fade-in {
    animation: fadeIn 1s ease-out;
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

.animate-bounce {
    animation: bounce 2s infinite;
}

/* ============================================
   BLAZOR ERROR UI
   ============================================ */
#blazor-error-ui {
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

    #blazor-error-ui .dismiss {
        cursor: pointer;
        position: absolute;
        right: 0.75rem;
        top: 0.5rem;
    }