/* app.css - ValueLabs Frontend Application Stylesheet */
@import url('tokens.css');

html {
    overflow-x: hidden;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-primary);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

body.nav-open {
    overflow: hidden;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}
::-webkit-scrollbar-thumb {
    background: var(--color-text-primary);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    margin-top: 0;
    letter-spacing: -0.03em;
    line-height: 1.2;
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

@media (max-width: 992px) {
    .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 576px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* Header Styling (Subpages default to White Solid Header) */
.main-header {
    background-color: #FFFFFF;
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    height: 80px;
    transition: all 0.3s ease;
}

.main-header .logo img {
    filter: none;
}

/* Transparent Header Overlay (for Homepage Hero Top State) */
.main-header.header-transparent {
    background-color: transparent;
    border-bottom: none;
    position: absolute;
    width: 100%;
    left: 0;
    top: 0;
}

.main-header.header-transparent .logo img {
    /* Invert logo to white on dark hero background */
    filter: brightness(0) invert(1);
}

.main-header.header-transparent .main-nav a {
    color: rgba(255, 255, 255, 0.85);
}

.main-header.header-transparent .main-nav a:hover,
.main-header.header-transparent .main-nav a.active {
    color: #FFFFFF;
    border-bottom-color: #FFFFFF;
}

.main-header.header-transparent .btn-text {
    color: rgba(255, 255, 255, 0.85);
}

.main-header.header-transparent .btn-text:hover {
    color: #FFFFFF;
}

/* Scrolled Header state (Sticky White Header for all pages) */
.main-header.header-scrolled {
    background-color: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border) !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    z-index: 9999 !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.main-header.header-scrolled .logo img {
    filter: none !important;
}

.main-header.header-scrolled .main-nav a {
    color: var(--color-text-secondary) !important;
}

.main-header.header-scrolled .main-nav a:hover,
.main-header.header-scrolled .main-nav a.active {
    color: #0082FB !important;
    border-bottom-color: #0082FB !important;
}

.main-header.header-scrolled .btn-text {
    color: var(--color-text-secondary) !important;
}

.main-header.header-scrolled .btn-text:hover {
    color: #0082FB !important;
}


.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-weight: 900;
    font-size: 24px;
    letter-spacing: -0.05em;
    color: var(--color-text-primary);
}

.logo span {
    color: var(--color-accent);
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 32px;
}

.main-nav a {
    font-weight: 500;
    font-size: 15px;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
    color: var(--color-text-secondary);
}

.main-nav a:hover, .main-nav a.active {
    color: #0082FB;
    border-bottom-color: #0082FB;
}

.main-header .btn-text {
    color: var(--color-text-secondary);
}

.main-header .btn-text:hover {
    color: #0082FB;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 16px;
}

.menu-toggle,
.drawer-head,
.nav-backdrop {
    display: none;
}

.header-panel {
    display: contents;
}

.menu-toggle {
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    z-index: 2;
}

.menu-toggle-bars {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 22px;
    height: 16px;
}

.menu-toggle-bars span {
    display: block;
    height: 2px;
    width: 100%;
    background: #1A1E24;
    border-radius: 1px;
    transition: transform 0.25s ease, opacity 0.25s ease, background-color 0.2s ease;
}

.main-header.header-transparent .menu-toggle-bars span {
    background: #FFFFFF;
}

.main-header.header-scrolled .menu-toggle-bars span,
body.nav-open .main-header .menu-toggle-bars span {
    background: #1A1E24;
}

body.nav-open .menu-toggle-bars span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

body.nav-open .menu-toggle-bars span:nth-child(2) {
    opacity: 0;
}

body.nav-open .menu-toggle-bars span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 992px) {
    .main-header {
        height: 64px;
    }

    .header-container {
        padding: 0 16px;
    }

    .menu-toggle {
        display: inline-flex;
        margin-left: auto;
    }

    .nav-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(26, 30, 36, 0.48);
        z-index: 10000;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.28s ease;
    }

    body.nav-open .nav-backdrop {
        opacity: 1;
        pointer-events: auto;
    }

    .header-panel {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        position: fixed;
        top: 0;
        right: 0;
        width: min(82vw, 320px);
        height: 100%;
        height: 100dvh;
        margin: 0;
        padding: calc(20px + env(safe-area-inset-top, 0px)) 24px calc(24px + env(safe-area-inset-bottom, 0px));
        background: #FFFFFF;
        box-shadow: -12px 0 40px rgba(26, 30, 36, 0.18);
        transform: translateX(100%);
        transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
        z-index: 10001;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        pointer-events: none;
    }

    body.nav-open .header-panel {
        transform: translateX(0);
        pointer-events: auto;
    }

    .drawer-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 28px;
    }

    .drawer-title {
        margin: 0;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: #9AA3AF;
    }

    .menu-close {
        width: 40px;
        height: 40px;
        margin-right: -8px;
        border: 0;
        background: transparent;
        color: #1A1E24;
        cursor: pointer;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 0;
    }

    .main-nav a,
    .main-header.header-transparent .main-nav a,
    .main-header.header-scrolled .main-nav a {
        display: block;
        padding: 16px 0;
        font-size: 20px;
        font-weight: 600;
        letter-spacing: -0.03em;
        color: #1A1E24 !important;
        border-bottom: 1px solid #EEF0F3 !important;
    }

    .main-nav a:hover,
    .main-nav a.active,
    .main-header.header-transparent .main-nav a:hover,
    .main-header.header-transparent .main-nav a.active,
    .main-header.header-scrolled .main-nav a:hover,
    .main-header.header-scrolled .main-nav a.active {
        color: #494FF9 !important;
        border-bottom-color: #EEF0F3 !important;
    }

    .user-menu {
        margin-top: auto;
        padding-top: 28px;
    }

    .user-menu .btn-inquiry {
        width: 100%;
        padding: 14px 20px !important;
        font-size: 15px !important;
        text-transform: none;
        letter-spacing: -0.02em;
    }

    .main-header.header-transparent,
    .main-header.header-scrolled,
    body.nav-open .main-header {
        z-index: 10002;
    }
}

@media (prefers-reduced-motion: reduce) {
    .header-panel,
    .nav-backdrop,
    .menu-toggle-bars span {
        transition: none;
    }
}

/* Button UI (Strictest Sharp Rectangular Edge) */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 14px;
    padding: 12px 24px;
    cursor: pointer;
    border-radius: var(--border-radius);
    transition: all 0.2s ease;
    border: 2px solid transparent;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary {
    background-color: var(--color-text-primary);
    color: var(--color-bg-primary);
    border-color: var(--color-text-primary);
}

.btn-primary:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}

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

.btn-outline:hover {
    background-color: var(--color-text-primary);
    color: var(--color-bg-primary);
}

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

.btn-accent:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

.btn-text {
    background-color: transparent;
    color: var(--color-text-primary);
    padding: 8px 16px;
}

.btn-text:hover {
    color: var(--color-accent);
}

.btn-logout {
    border-color: #DC2626;
    color: #DC2626;
}

.btn-logout:hover {
    background-color: #DC2626;
    color: #FFFFFF;
}

.admin-badge {
    border-color: #7C3AED;
    color: #7C3AED;
}
.admin-badge:hover {
    background-color: #7C3AED;
    color: #FFFFFF;
}

/* Common Layout Spacers */
.section-padding {
    padding: 80px 0;
}

.bg-secondary {
    background-color: var(--color-bg-secondary);
}

.text-center {
    text-align: center;
}

/* Hero Section */
.hero-section {
    background-color: var(--color-bg-secondary);
    padding: 120px 0;
    border-bottom: 2px solid var(--color-text-primary);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 700px;
}

.hero-subtitle {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
    display: block;
}

.hero-title {
    font-size: 54px;
    line-height: 1.1;
    margin-bottom: 24px;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
}

.hero-desc {
    font-size: 18px;
    color: var(--color-text-secondary);
    margin-bottom: 36px;
}

/* Stats Section */
.stats-section {
    border-bottom: 2px solid var(--color-text-primary);
    background: #FFFFFF;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    text-align: center;
}

.stat-item {
    padding: 40px 24px;
    border-right: 2px solid var(--color-text-primary);
}

.stat-item:last-child {
    border-right: none;
}

@media (max-width: 768px) {
    .stats-grid { grid-template-columns: 1fr; }
    .stat-item { border-right: none; border-bottom: 2px solid var(--color-text-primary); }
    .stat-item:last-child { border-bottom: none; }
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--color-text-primary);
    font-family: 'Outfit', sans-serif;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
}

/* Card Component (Strictest Sharp Edges) */
.card {
    background-color: var(--color-surface);
    border: 2px solid var(--color-text-primary);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
    border-radius: var(--border-radius);
}

.card:hover {
    transform: translate(-4px, -4px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    color: var(--color-accent);
    margin-bottom: 20px;
}

.card-icon .material-icons {
    font-size: 40px;
}

.card-title {
    font-size: 20px;
    margin-bottom: 12px;
}

.card-desc {
    font-size: 14px;
    color: var(--color-text-secondary);
    flex-grow: 1;
}

/* Section Title */
.section-title {
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 36px;
    margin-bottom: 12px;
    font-family: 'Outfit', sans-serif;
}

.section-title p {
    font-size: 16px;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Testimonial Section */
.testimonials-grid {
    margin-top: 40px;
}

.testimonial-card {
    background-color: var(--color-bg-secondary);
    border: 2px solid var(--color-text-primary);
    padding: 32px;
    height: 100%;
    border-radius: var(--border-radius);
}

.testimonial-quote {
    font-style: italic;
    font-size: 16px;
    margin-bottom: 24px;
    color: var(--color-text-primary);
}

.testimonial-author {
    font-weight: 700;
    font-size: 15px;
}

.testimonial-company {
    font-size: 13px;
    color: var(--color-text-secondary);
}

/* Bottom CTA banner */
.cta-banner {
    background-color: var(--color-text-primary);
    color: var(--color-bg-primary);
    padding: 80px 0;
    border-bottom: 2px solid var(--color-text-primary);
}

.cta-banner h2 {
    font-size: 36px;
    margin-bottom: 16px;
}

.cta-banner p {
    font-size: 16px;
    color: var(--color-text-muted);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
.main-footer {
    background-color: var(--color-bg-primary);
    border-top: 2px solid var(--color-text-primary);
    padding: 60px 0 30px 0;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-info {
    margin-bottom: 40px;
}

.footer-logo {
    font-family: 'Outfit', sans-serif;
    font-weight: 900;
    font-size: 24px;
    color: var(--color-text-primary);
    margin-bottom: 12px;
}

.footer-logo span {
    color: var(--color-accent);
}

.footer-tagline {
    font-weight: 600;
    font-size: 14px;
    color: var(--color-accent);
    margin-bottom: 16px;
}

.company-details {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--color-border);
    padding-top: 24px;
}

.footer-links {
    display: flex;
    gap: 24px;
    font-size: 13px;
    font-weight: 600;
}

.copyright {
    font-size: 12px;
    color: var(--color-text-muted);
}

@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }
}

/* Forms UI */
.auth-box {
    max-width: 450px;
    margin: 60px auto;
    border: 2px solid var(--color-text-primary);
    padding: 40px;
    background-color: #FFFFFF;
    box-shadow: var(--shadow-md);
    border-radius: var(--border-radius);
}

.auth-title {
    font-size: 28px;
    font-family: 'Outfit', sans-serif;
    margin-bottom: 8px;
    text-align: center;
}

.auth-subtitle {
    font-size: 14px;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--color-text-primary);
    background-color: #FFFFFF;
    color: var(--color-text-primary);
    font-family: var(--font-primary);
    font-size: 14px;
    transition: border-color 0.2s ease;
    border-radius: var(--border-radius);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-accent);
}

.field .field-msg {
    display: none;
    margin: 8px 0 0;
    font-size: 13px;
    line-height: 1.45;
    font-weight: 400;
    color: #e52528;
}
.field.is-error .form-control {
    border-color: #e52528;
}
.field.is-error .form-control:focus {
    border-color: #e52528;
    box-shadow: none;
}
.field.is-error .field-msg {
    display: block;
}
.field-checks {
    flex-wrap: wrap;
}
.field-checks .field-msg {
    flex: 1 1 100%;
    margin-top: 8px;
}
.field-msg .x-line {
    display: block;
}

.form-check {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 24px;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-text-primary);
    margin: 0;
    cursor: pointer;
}

.form-check label {
    font-size: 14px;
    color: var(--color-text-secondary);
    cursor: pointer;
    user-select: none;
}

.terms-scroll {
    height: 180px;
    overflow-y: scroll;
    border: 2px solid var(--color-text-primary);
    padding: 16px;
    font-size: 13px;
    background-color: var(--color-bg-secondary);
    margin-bottom: 24px;
    border-radius: var(--border-radius);
}

/* Dashboard & Tables */
.dashboard-container {
    padding: 60px 0;
}

.dashboard-title {
    font-size: 32px;
    margin-bottom: 4px;
}

.dashboard-header {
    border-bottom: 2px solid var(--color-text-primary);
    padding-bottom: 24px;
    margin-bottom: 40px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

@media (max-width: 768px) {
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
}

.info-banner {
    background-color: var(--color-bg-secondary);
    border: 2px solid var(--color-text-primary);
    padding: 24px;
    margin-bottom: 32px;
    border-radius: var(--border-radius);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    border: 2px solid var(--color-text-primary);
}

.data-table th, .data-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    font-size: 14px;
}

.data-table th {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 13px;
    border-bottom: 2px solid var(--color-text-primary);
}

.data-table tr:hover {
    background-color: var(--color-bg-secondary);
}

/* Badges */
.status-badge {
    display: inline-block;
    padding: 4px 8px;
    font-weight: 700;
    font-size: 11px;
    text-transform: uppercase;
    border: 1px solid var(--color-text-primary);
}

.badge-pending { background-color: #FEF3C7; color: #D97706; }
.badge-contacted { background-color: #DBEAFE; color: #2563EB; }
.badge-quoted { background-color: #E0F2FE; color: #0284C7; }
.badge-completed { background-color: #D1FAE5; color: #059669; }
.badge-paid { background-color: #D1FAE5; color: #059669; }
.badge-refunded { background-color: #FEE2E2; color: #DC2626; }

/* Inquire Modal UI */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 15, 16, 0.6);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal-window {
    background-color: #FFFFFF;
    border: 2px solid var(--color-text-primary);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius);
}

.modal-header {
    border-bottom: 2px solid var(--color-text-primary);
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--color-bg-secondary);
}

.modal-title {
    font-size: 22px;
    margin: 0;
}

.modal-close {
    cursor: pointer;
    font-size: 24px;
    color: var(--color-text-primary);
}

.modal-body {
    padding: 32px;
}

/* FAQ UI */
.faq-list {
    margin-top: 40px;
}

.faq-item {
    border: 2px solid var(--color-text-primary);
    margin-bottom: 16px;
    background-color: #FFFFFF;
    border-radius: var(--border-radius);
}

.faq-question {
    padding: 20px 24px;
    font-weight: 700;
    font-size: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.faq-question:hover {
    background-color: var(--color-bg-secondary);
}

.faq-answer {
    padding: 24px;
    border-top: 1px solid var(--color-border);
    background-color: var(--color-bg-secondary);
    display: none;
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* Portfolio Filters & Grid */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    border: 2px solid var(--color-text-primary);
    padding: 10px 20px;
    background: transparent;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    border-radius: var(--border-radius);
}

.filter-btn.active, .filter-btn:hover {
    background: var(--color-text-primary);
    color: var(--color-bg-primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

@media (max-width: 992px) {
    .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 576px) {
    .portfolio-grid { grid-template-columns: 1fr; }
}

.portfolio-card {
    border: 2px solid var(--color-text-primary);
    background: #FFFFFF;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border-radius: var(--border-radius);
}

.portfolio-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: var(--shadow-md);
}

.portfolio-img {
    height: 220px;
    overflow: hidden;
    border-bottom: 2px solid var(--color-text-primary);
    position: relative;
    background-color: var(--color-bg-secondary);
    border-radius: calc(var(--border-radius) - 2px) calc(var(--border-radius) - 2px) 0 0;
}

.portfolio-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.portfolio-card:hover .portfolio-img img {
    transform: scale(1.05);
}

.portfolio-body {
    padding: 24px;
}

.portfolio-tag {
    font-size: 11px;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 8px;
    display: block;
}

.portfolio-title {
    font-size: 18px;
    margin-bottom: 8px;
}

.portfolio-desc {
    font-size: 13px;
    color: var(--color-text-secondary);
}

/* Alert UI */
.alert {
    padding: 16px 20px;
    border: 2px solid var(--color-text-primary);
    margin-bottom: 24px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--border-radius);
}

.alert-success {
    background-color: #D1FAE5;
    color: #065F46;
    border-color: #065F46;
}

.alert-danger {
    background-color: #FEE2E2;
    color: #991B1B;
    border-color: #991B1B;
}

/* Leaflet Map placeholder */
#map {
    height: 450px;
    border: 2px solid var(--color-text-primary);
    box-shadow: var(--shadow-sm);
    border-radius: var(--border-radius);
}

/* Detail Case Study page */
.detail-meta-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border: 2px solid var(--color-text-primary);
    margin: 40px 0;
    background: var(--color-bg-secondary);
    border-radius: var(--border-radius);
}

.meta-item {
    padding: 20px;
    border-right: 2px solid var(--color-text-primary);
    text-align: center;
}

.meta-item:last-child {
    border-right: none;
}

@media (max-width: 768px) {
    .detail-meta-grid { grid-template-columns: repeat(2, 1fr); }
    .meta-item:nth-child(2) { border-right: none; }
    .meta-item:nth-child(1), .meta-item:nth-child(2) { border-bottom: 2px solid var(--color-text-primary); }
}

.meta-label {
    display: block;
    font-size: 12px;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 4px;
}

.meta-value {
    font-weight: 700;
    font-size: 15px;
}

.detail-img-banner {
    height: 500px;
    border: 2px solid var(--color-text-primary);
    overflow: hidden;
    margin-bottom: 40px;
    border-radius: var(--border-radius);
}

.detail-img-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.detail-content-section {
    margin-bottom: 48px;
}

.detail-content-title {
    font-size: 24px;
    border-bottom: 2px solid var(--color-text-primary);
    padding-bottom: 12px;
    margin-bottom: 20px;
}

/* Responsive 2x2 grid for services section */
.service-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
@media (max-width: 768px) {
    .service-grid {
        grid-template-columns: 1fr;
    }
}

/* Floating Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(15, 15, 16, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.back-to-top:hover {
    background-color: #0082FB;
    border-color: #0082FB;
    transform: translateY(-4px);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}