/* ===== CSS Variables (NextGen palette) ===== */
:root {
    --color-blue-darker: #043954;
    --color-blue-dark: #004a6f;
    --color-blue-medium: #006598;
    --color-blue-light: #64abcf;
    --color-blue-lighter: #cfe6f1;
    --color-blue-lightest: #ebf4f8;
    --color-grey-darker: #212529;
    --color-grey-dark: #454b51;
    --color-grey-medium: #606972;
    --color-grey-light: #84919e;
    --color-grey-lightest: #e0e5e7;
    --color-orange: #e79c25;
    --color-white: #ffffff;
    --color-black: #000000;
}

/* ===== Base ===== */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Noto Sans', sans-serif;
    font-size: 1rem;
    color: var(--color-grey-darker);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1 0 auto;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Roboto Slab', serif;
}

h1 {
    color: var(--color-blue-medium);
    font-size: 2.6rem;
    font-weight: 700;
}

h2 {
    color: var(--color-grey-medium);
    font-size: 1.8rem;
    font-weight: 400;
}

h3 {
    color: var(--color-blue-dark);
    font-size: 1.3rem;
    font-weight: 700;
}

a {
    color: var(--color-blue-medium);
}

a:hover {
    color: var(--color-blue-dark);
}

/* ===== Navbar ===== */
.navbar {
    background-color: var(--color-blue-medium) !important;
    border-bottom: 3px solid var(--color-blue-light);
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.navbar .navbar-brand img {
    height: 50px;
}

.navbar .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
    font-weight: 500;
    padding: 0.5rem 0.75rem;
}

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

.navbar .flag {
    height: 27px;
    width: auto;
    border-radius: 5px;
    transition: opacity 0.2s;
}

.navbar .flag:hover {
    opacity: 0.8;
}

.navbar .btn-warning {
    background-color: var(--color-orange);
    border-color: var(--color-orange);
    color: var(--color-white);
    font-weight: 600;
}

.navbar .btn-warning:hover {
    background-color: #d08b15;
    border-color: #d08b15;
    color: var(--color-white);
}

@media (min-width: 992px) {
    .navbar {
        padding-top: 1rem;
        padding-bottom: 1rem;
    }

    .navbar .navbar-brand img {
        height: 60px;
    }
}

/* ===== Hero / Jumbotron ===== */
.hero-section {
    background: linear-gradient(135deg, var(--color-blue-darker) 0%, var(--color-blue-medium) 100%);
    color: var(--color-white);
    padding: 3rem 0;
}

.hero-section h1 {
    color: var(--color-white);
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-section .subtitle {
    font-family: 'Roboto Slab', serif;
    font-size: 1.3rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1.5rem;
}

.hero-section .lead {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 800px;
}

.hero-section .btn-warning {
    background-color: var(--color-orange);
    border-color: var(--color-orange);
    color: var(--color-white);
    font-weight: 600;
    font-size: 1.1rem;
    padding: 0.65rem 1.5rem;
}

.hero-section .btn-warning:hover {
    background-color: #d08b15;
    border-color: #d08b15;
}

@media (min-width: 992px) {
    .hero-section {
        padding: 4.5rem 0;
    }

    .hero-section h1 {
        font-size: 3rem;
    }

    .hero-section .subtitle {
        font-size: 1.6rem;
    }
}

/* ===== Breadcrumbs ===== */
.breadcrumbs {
    background-color: var(--color-blue-lightest);
    font-size: 0.94rem;
    padding: 0.5rem 0;
}

.breadcrumbs a {
    color: var(--color-grey-darker);
    text-decoration: underline;
}

.breadcrumbs .breadcrumb {
    margin-bottom: 0;
    background: transparent;
}

/* ===== Content Sections ===== */
.content-section {
    padding: 2.5rem 0;
}

.content-section:nth-child(even) {
    background-color: var(--color-blue-lightest);
}

.content-section h2 {
    margin-bottom: 1.5rem;
}

.content-section .lead {
    font-size: 1.1rem;
    color: var(--color-grey-dark);
}

/* ===== Tables ===== */
.table th {
    background-color: var(--color-blue-medium);
    color: var(--color-white);
    font-weight: 600;
    border-color: var(--color-blue-medium);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: rgba(0, 101, 152, 0.04);
}

/* ===== Parts Cards ===== */
.part-card {
    border-left: 4px solid var(--color-blue-medium);
    background-color: var(--color-white);
    padding: 1.25rem;
    margin-bottom: 1rem;
    border-radius: 0 0.25rem 0.25rem 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    transition: box-shadow 0.2s;
}

.part-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.part-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.part-card p {
    margin-bottom: 0;
    color: var(--color-grey-dark);
    font-size: 0.95rem;
}

/* ===== Comparison Table ===== */
.comparison-table th:first-child {
    width: 30%;
}

.comparison-table .badge {
    font-size: 0.85rem;
    font-weight: 500;
}

/* ===== CTA Section ===== */
.cta-section {
    background: linear-gradient(135deg, var(--color-blue-dark) 0%, var(--color-blue-medium) 100%);
    color: var(--color-white);
    padding: 3.5rem 0;
}

.cta-section h2 {
    color: var(--color-white);
    font-weight: 700;
    margin-bottom: 1rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
}

.cta-card {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.5rem;
    padding: 2rem;
    text-align: center;
    transition: transform 0.2s, background 0.2s;
}

.cta-card:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.15);
}

.cta-card h3 {
    color: var(--color-white);
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.cta-card p {
    font-size: 0.95rem;
    margin-bottom: 1.25rem;
}

.cta-card .btn-warning {
    background-color: var(--color-orange);
    border-color: var(--color-orange);
    color: var(--color-white);
    font-weight: 600;
    padding: 0.5rem 1.5rem;
}

.cta-card .btn-warning:hover {
    background-color: #d08b15;
    border-color: #d08b15;
}

.cta-card .btn-outline-light:hover {
    color: var(--color-blue-medium);
}

/* ===== PED Section ===== */
.ped-highlight {
    background-color: var(--color-blue-lightest);
    border: 1px solid var(--color-blue-lighter);
    border-radius: 0.5rem;
    padding: 1.5rem;
}

.ped-highlight h3 {
    color: var(--color-blue-medium);
}

/* ===== Footer ===== */
footer {
    background-color: var(--color-grey-darker) !important;
    border-top: 3px solid var(--color-grey-light);
    padding: 1.5rem 0 1rem;
    flex-shrink: 0;
}

footer a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
}

footer a:hover {
    color: var(--color-white);
    text-decoration: underline;
}

footer .footer-logo {
    max-width: 180px;
}

footer .footer-legal {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.5);
}

footer .fas, footer .fab {
    margin-right: 0.3rem;
}

/* ===== Utility ===== */
.text-orange {
    color: var(--color-orange);
}

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

.icon-feature {
    font-size: 2rem;
    color: var(--color-blue-medium);
    margin-bottom: 0.75rem;
}

/* ===== Responsive ===== */
@media (max-width: 767.98px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .content-section {
        padding: 1.75rem 0;
    }

    .cta-card {
        margin-bottom: 1rem;
    }

    .table {
        font-size: 0.9rem;
    }
}