/* Skillzsentry Public Site - Global Polish */
:root {
    /* Colors */
    --skz-navy: #0B1F4B;
    --skz-navy-dark: #06132f;
    --skz-accent: #D4A017;
    --skz-accent-hover: #b89114;
    --skz-accent-light: rgba(212, 160, 23, 0.1);
    
    --skz-bg: #FFFFFF;
    --skz-bg-soft: #F7F9FC;
    --skz-surface: #FFFFFF;
    
    --skz-text: #1F2937;
    --skz-text-muted: #6B7280;
    --skz-text-light: #9CA3AF;
    
    --skz-border: #E5E7EB;
    --skz-border-strong: #D1D5DB;
    
    --skz-success: #10B981;
    --skz-warning: #F59E0B;
    --skz-danger: #EF4444;
    --skz-info: #3B82F6;
    
    /* Spacing (8px scale) */
    --skz-space-1: 0.5rem;   /* 8px */
    --skz-space-2: 1rem;     /* 16px */
    --skz-space-3: 1.5rem;   /* 24px */
    --skz-space-4: 2rem;     /* 32px */
    --skz-space-5: 2.5rem;   /* 40px */
    --skz-space-6: 3rem;     /* 48px */
    --skz-space-7: 3.5rem;   /* 56px */
    --skz-space-8: 4rem;     /* 64px */
    --skz-space-9: 5rem;     /* 80px */
    
    /* Border Radius */
    --skz-radius-sm: 8px;
    --skz-radius: 10px;
    --skz-radius-md: 12px;
    --skz-radius-lg: 16px;
    
    /* Shadows */
    --skz-shadow-xs: 0 1px 2px 0 rgba(11, 31, 75, 0.02);
    --skz-shadow-sm: 0 1px 3px 0 rgba(11, 31, 75, 0.05), 0 1px 2px -1px rgba(11, 31, 75, 0.05);
    --skz-shadow: 0 4px 6px -1px rgba(11, 31, 75, 0.05), 0 2px 4px -2px rgba(11, 31, 75, 0.05);
    --skz-shadow-md: 0 10px 15px -3px rgba(11, 31, 75, 0.08), 0 4px 6px -4px rgba(11, 31, 75, 0.08);
    --skz-shadow-lg: 0 20px 25px -5px rgba(11, 31, 75, 0.08), 0 8px 10px -6px rgba(11, 31, 75, 0.08);
    
    /* Transitions */
    --skz-ease: cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
    background-color: var(--skz-bg);
    color: var(--skz-text);
    line-height: 1.65;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    color: var(--skz-text);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

p {
    color: var(--skz-text-muted);
    margin-bottom: 1rem;
    font-size: 16px;
}

a {
    color: var(--skz-navy);
    text-decoration: none;
    transition: color 160ms var(--skz-ease);
}

a:hover {
    color: var(--skz-accent);
}

img {
    max-width: 100%;
    height: auto;
}

::selection {
    background: rgba(212, 160, 23, 0.18);
    color: var(--skz-text);
}

:focus-visible {
    outline: 2px solid var(--skz-accent);
    outline-offset: 2px;
}

/* Container - Shared across all sections */
.container {
    max-width: 1200px !important;
    padding-left: 24px !important;
    padding-right: 24px !important;
    margin-left: auto !important;
    margin-right: auto !important;
}

/* Remove Bootstrap row negative margins causing overflow */
.row {
    margin-left: -12px;
    margin-right: -12px;
}

.row > * {
    padding-left: 12px;
    padding-right: 12px;
}

/* Navbar */
.skz-navbar {
    height: 72px;
    background: #FFFFFF !important;
    border-bottom: 1px solid var(--skz-border);
    box-shadow: none;
    transition: box-shadow 200ms var(--skz-ease);
    padding: 0;
}

.skz-navbar.scrolled {
    box-shadow: var(--skz-shadow-sm);
}

.skz-navbar .container {
    height: 100%;
    display: flex;
    align-items: center;
}

.navbar-brand {
    padding: 0;
    margin-right: auto;
}

.skz-brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--skz-navy) 0%, var(--skz-navy-dark) 100%);
    color: var(--skz-accent);
    flex-shrink: 0;
}

.skz-brand-text {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    font-size: 1.125rem;
    letter-spacing: -0.01em;
    color: var(--skz-navy);
}

.navbar-nav {
    align-items: center;
}

.navbar .nav-link {
    font-weight: 500;
    color: var(--skz-text) !important;
    padding: 0.5rem 0.875rem !important;
    position: relative;
    transition: color 160ms var(--skz-ease);
    font-size: 0.9375rem;
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
    color: var(--skz-navy) !important;
}

.navbar .nav-link.active {
    color: var(--skz-navy) !important;
}

.navbar .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0.875rem;
    right: 0.875rem;
    height: 2px;
    background: var(--skz-accent);
}

.navbar-toggler {
    padding: 0.375rem 0.5rem;
    border: 1px solid var(--skz-border);
    border-radius: var(--skz-radius);
    margin-left: 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.1);
}

.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%2811, 31, 75, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Buttons */
.btn {
    font-weight: 600;
    border-radius: var(--skz-radius);
    padding: 0 1.25rem;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: 1px solid transparent;
    transition: all 180ms var(--skz-ease);
    font-size: 0.9375rem;
    letter-spacing: -0.01em;
    line-height: 1;
    white-space: nowrap;
}

.btn:focus-visible {
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.2);
    outline: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background: var(--skz-navy);
    border-color: var(--skz-navy);
    color: #FFFFFF;
    box-shadow: var(--skz-shadow-sm);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--skz-navy-dark);
    border-color: var(--skz-navy-dark);
    color: #FFFFFF;
    transform: translateY(-1px);
    box-shadow: var(--skz-shadow);
}

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

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    background: rgba(11, 31, 75, 0.05);
    color: var(--skz-navy);
    border-color: var(--skz-navy);
    transform: translateY(-1px);
}

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

.btn-accent:hover,
.btn-accent:focus {
    background: var(--skz-accent-hover);
    border-color: var(--skz-accent-hover);
    color: #FFFFFF;
    transform: translateY(-1px);
    box-shadow: var(--skz-shadow);
}

.btn-lg {
    height: 48px;
    padding: 0 1.75rem;
    font-size: 1rem;
}

/* Hero Section */
.skz-hero {
    position: relative;
    background: #FFFFFF;
    padding: 56px 0 64px 0;
    overflow: hidden;
}

.skz-hero::before {
    content: '';
    position: absolute;
    top: 10%;
    right: 8%;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(11, 31, 75, 0.025) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.skz-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(11, 31, 75, 0.015) 1px, transparent 1px);
    background-size: 28px 28px;
    opacity: 0.5;
    pointer-events: none;
    z-index: 0;
}

.skz-hero .container {
    position: relative;
    z-index: 1;
}

.skz-hero-row {
    display: grid;
    grid-template-columns: 55% 45%;
    gap: 3rem;
    align-items: center;
}

.skz-hero-content {
    max-width: 580px;
}

.skz-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.875rem;
    border-radius: 999px;
    background: transparent;
    color: var(--skz-navy);
    font-weight: 500;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--skz-border-strong);
}

.skz-hero-title {
    font-size: clamp(2.25rem, 4vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1.25rem;
    max-width: 18ch;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.skz-hero-title .accent {
    color: var(--skz-accent);
}

.skz-hero-subtitle {
    font-size: 1.125rem;
    color: var(--skz-text-muted);
    max-width: 520px;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.skz-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.875rem;
    align-items: center;
    margin-bottom: 2rem;
}

.skz-trust-points {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
}

.skz-trust-point {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--skz-text-muted);
    font-size: 0.875rem;
}

.skz-trust-point i {
    color: var(--skz-accent);
    font-size: 0.875rem;
}

/* Certificate Visual */
.skz-hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 100%;
}

.skz-certificate-wrapper {
    position: relative;
    max-width: 420px;
    width: 100%;
    max-width: 100%;
}

.skz-certificate-card {
    position: relative;
    background: #FEF7ED;
    border: 2px solid var(--skz-accent);
    border-radius: var(--skz-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--skz-shadow-lg);
    transform: rotate(1deg);
    animation: float 6s ease-in-out infinite;
    max-width: 100%;
}

@keyframes float {
    0%, 100% {
        transform: rotate(1deg) translateY(0px);
    }
    50% {
        transform: rotate(1deg) translateY(-10px);
    }
}

@media (prefers-reduced-motion: reduce) {
    .skz-certificate-card {
        animation: none;
        transform: rotate(1deg);
    }
}

.skz-certificate-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid rgba(212, 160, 23, 0.3);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skz-certificate-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--skz-navy);
    font-size: 0.875rem;
}

.skz-certificate-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--skz-text-muted);
    font-weight: 600;
}

.skz-certificate-body {
    text-align: center;
    padding: 1rem 0;
}

.skz-certificate-seal {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: radial-gradient(circle, #fff 0%, rgba(212, 160, 23, 0.2) 100%);
    border: 3px solid var(--skz-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--skz-accent);
    font-size: 1.5rem;
}

.skz-certificate-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--skz-text-muted);
    margin-bottom: 0.5rem;
}

.skz-certificate-name {
    font-family: 'Playfair Display', serif;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--skz-navy);
    margin-bottom: 0.75rem;
    font-style: italic;
}

.skz-certificate-desc {
    font-size: 0.8125rem;
    color: var(--skz-text);
    line-height: 1.5;
    margin-bottom: 1rem;
}

.skz-certificate-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--skz-text-muted);
    padding-top: 0.75rem;
    border-top: 1px solid rgba(212, 160, 23, 0.3);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skz-certificate-badge {
    position: absolute;
    background: #FFFFFF;
    border: 1px solid var(--skz-border);
    border-radius: 8px;
    padding: 0.375rem 0.75rem;
    box-shadow: var(--skz-shadow);
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--skz-navy);
    z-index: 2;
    white-space: nowrap;
}

.skz-certificate-badge.badge-verified {
    top: -12px;
    right: -12px;
}

.skz-certificate-badge.badge-score {
    bottom: -12px;
    left: -12px;
}

.skz-certificate-badge i {
    color: var(--skz-accent);
}

/* Stats Bar */
.skz-stats-wrapper {
    position: relative;
    margin-top: -40px;
    margin-bottom: 0;
    z-index: 10;
}

.skz-stats-bar {
    background: #FFFFFF;
    border: 1px solid var(--skz-border);
    border-radius: var(--skz-radius-lg);
    box-shadow: var(--skz-shadow-lg);
    padding: 1.75rem 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.skz-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    align-items: center;
}

.skz-stat-item {
    text-align: center;
    padding: 0.5rem;
    position: relative;
}

.skz-stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 40px;
    background: var(--skz-border);
}

.skz-stat-icon {
    color: var(--skz-accent);
    font-size: 1rem;
    margin-bottom: 0.5rem;
    display: block;
}

.skz-stat-value {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: clamp(2rem, 3.5vw, 2.75rem);
    font-weight: 700;
    color: var(--skz-navy);
    line-height: 1.2;
    margin-bottom: 0.25rem;
}

.skz-stat-label {
    font-size: 0.875rem;
    color: var(--skz-text-muted);
}

/* Footer */
.skz-footer {
    background: var(--skz-navy);
    color: #CBD5E1;
    padding-top: 72px;
    padding-bottom: 0;
    margin-top: var(--skz-space-9);
}

.skz-footer .container {
    max-width: 1200px;
}

.skz-footer-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.skz-footer .skz-brand-mark {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #FFFFFF 0%, #F1F5F9 100%);
    color: var(--skz-navy);
}

.skz-footer .skz-brand-text {
    color: #FFFFFF;
    font-size: 1.125rem;
}

.skz-footer-desc {
    color: #CBD5E1;
    font-size: 0.9375rem;
    line-height: 1.7;
    max-width: 340px;
    margin-bottom: 1.25rem;
}

.skz-socials {
    display: flex;
    gap: 0.75rem;
}

.skz-social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(203, 213, 225, 0.3);
    color: #CBD5E1;
    transition: all 160ms var(--skz-ease);
    font-size: 0.9375rem;
}

.skz-social-link:hover {
    color: var(--skz-accent);
    border-color: var(--skz-accent);
    background: rgba(212, 160, 23, 0.1);
}

.skz-footer-title {
    color: #FFFFFF;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.skz-footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.skz-footer-link {
    color: #CBD5E1;
    font-size: 0.9375rem;
    transition: color 160ms var(--skz-ease);
    display: inline-block;
}

.skz-footer-link:hover {
    color: var(--skz-accent);
}

.skz-newsletter-group {
    display: flex;
    border-radius: 999px;
    overflow: hidden;
    background: #FFFFFF;
    border: 1px solid transparent;
    max-width: 100%;
}

.skz-newsletter-input {
    flex: 1;
    border: none;
    padding: 0.625rem 1rem;
    font-size: 0.9375rem;
    color: var(--skz-text);
    outline: none;
    min-width: 0;
}

.skz-newsletter-input::placeholder {
    color: var(--skz-text-muted);
}

.skz-newsletter-input:focus {
    outline: none;
}

.skz-newsletter-group:focus-within {
    box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.3);
}

.skz-newsletter-btn {
    background: var(--skz-accent);
    border: none;
    color: #FFFFFF;
    padding: 0.625rem 1.5rem;
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: background 160ms var(--skz-ease);
    white-space: nowrap;
}

.skz-newsletter-btn:hover {
    background: var(--skz-accent-hover);
}

.skz-footer-bottom {
    border-top: 1px solid rgba(203, 213, 225, 0.2);
    margin-top: 3rem;
    padding: 1.5rem 0;
}

.skz-footer-bottom .container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.skz-footer-bottom-text {
    color: #94A3B8;
    font-size: 0.875rem;
    margin: 0;
}

.skz-footer-bottom-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.skz-footer-bottom-link {
    color: #94A3B8;
    font-size: 0.875rem;
    transition: color 160ms var(--skz-ease);
}

.skz-footer-bottom-link:hover {
    color: var(--skz-accent);
}

/* Section Spacing */
section {
    padding: 80px 0;
}

@media (max-width: 768px) {
    section {
        padding: 56px 0;
    }
}

/* Responsive */
@media (max-width: 991.98px) {
    .skz-hero-row {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .skz-hero-content {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .skz-hero-title {
        max-width: 100%;
    }
    
    .skz-hero-subtitle {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    
    .skz-hero-actions {
        justify-content: center;
    }
    
    .skz-trust-points {
        justify-content: center;
    }
    
    .skz-stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .skz-stat-item:not(:last-child)::after {
        display: none;
    }
    
    .skz-footer-bottom .container {
        flex-direction: column;
        text-align: center;
    }
    
    .navbar-collapse {
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        border-bottom: 1px solid var(--skz-border);
        padding: 1rem 0;
    }
    
    .navbar-nav {
        width: 100%;
    }
    
    .navbar .nav-link {
        padding: 0.75rem 1.5rem !important;
    }
    
    .navbar .nav-link.active::after {
        display: none;
    }
}

@media (max-width: 575.98px) {
    .container {
        padding-left: 16px !important;
        padding-right: 16px !important;
    }
    
    .skz-hero {
        padding: 40px 0 48px 0;
    }
    
    .skz-hero-title {
        font-size: 2.1rem;
    }
    
    .skz-hero-subtitle {
        font-size: 1rem;
    }
    
    .skz-hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .skz-hero-actions .btn {
        width: 100%;
    }
    
    .skz-trust-points {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .skz-stats-wrapper {
        margin-top: -20px;
    }
    
    .skz-stats-bar {
        padding: 1.25rem 1rem;
    }
    
    .skz-stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .skz-certificate-card {
        transform: none;
        animation: none;
        padding: 1rem;
    }
    
    .skz-certificate-badge {
        font-size: 0.6875rem;
        padding: 0.25rem 0.5rem;
    }
    
    .skz-certificate-badge.badge-verified {
        top: -6px;
        right: -6px;
    }
    
    .skz-certificate-badge.badge-score {
        bottom: -6px;
        left: -6px;
    }
    
    .skz-certificate-name {
        font-size: 1.5rem;
    }
    
    .skz-newsletter-group {
        flex-direction: column;
        border-radius: var(--skz-radius);
    }
    
    .skz-newsletter-input {
        padding: 0.75rem 1rem;
    }
    
    .skz-newsletter-btn {
        padding: 0.75rem 1rem;
    }
}

/* Back to top button styles */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--skz-navy);
    color: #FFFFFF;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--skz-shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all 200ms var(--skz-ease);
    z-index: 1000;
}
.back-to-top.show {
    opacity: 1;
    visibility: visible;
}
.back-to-top:hover {
    background: var(--skz-navy-dark);
    transform: translateY(-2px);
}
@media (max-width: 575.98px) {
    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
    }
}