/* static/css/style.css */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* ===== ROOT VARIABLES ===== */
:root {
    --ncar-blue: #0057C2;
    --ncar-blue-dark: #00357A;
    --ncar-blue-light: #42C0FF;
    --ncar-gray: #6c757d;
    --ncar-gray-light: #F1F0EE;
    --ncar-gray-medium: #e9ecef;
    --ncar-dark: #011837;
    --text-dark: #00357A;
    --text-light: #FFFFFF;
    --transition: all 0.3s ease;
}

/* ===== GLOBAL STYLES ===== */
body {
    font-family: 'Poppins', Arial, sans-serif !important;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-dark);
    background-image: url("images/NCAR-Waves.png") !important;
    background-position: right top !important;
    background-repeat: no-repeat !important;
    background-color: #F1F0EE !important;
}

main {
    min-height: calc(100vh - 200px);
}

.row {
    --bs-gutter-x: 1.5rem;
    --bs-gutter-y: 0;
    display: flex;
    flex-wrap: wrap;
    margin-top: calc(-1 * var(--bs-gutter-y));
    margin-right: calc(-0.5 * var(--bs-gutter-x));
    margin-left: calc(-0.5 * var(--bs-gutter-x));
}

/* ===== TOP UTILITY BAR ===== */
.top-utility-bar {
    background-color: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    font-size: 0.9rem;
    height: 98px;
    display: flex;
    align-items: center;
}

.top-utility-bar .container-lg {
    height: 100%;
    display: flex;
    align-items: center;
}

.top-utility-bar .row {
    width: 100%;
}

.top-utility-bar a {
    color: #1a658f;
    text-decoration: none;
    transition: var(--transition);
    font-weight: 600;
}

.top-utility-bar a:hover {
    color: #0779bf;
}

.nsf-logo {
    transition: var(--transition);
}

.nsf-logo img {
    height: 74px;
    transition: var(--transition);
}

.nsf-logo a:hover img {
    opacity: 0.85;
}

.ncar-logo {
    transition: var(--transition);
}

.ps-2 {
    padding-left: 1.125rem !important;
}

@media (min-width: 64rem) {
    .ncar-logo {
        border-left: 0.0755rem solid #58595b;
        width: 9rem;
    }
}

.ncar-logo img {
    height: 70px;
    transition: var(--transition);
}

.ncar-logo a:hover img {
    opacity: 0.85;
}

/* ===== NAVBAR ===== */
.navbar-wrapper {
    background-color: var(--ncar-gray-light);
    border-top: 1px solid #c0c0bd;
    height: 97px;
    display: flex;
    align-items: center;
}

@media (min-width: 64rem) {
    .navbar-wrapper {
        background-color: var(--ncar-gray-light);
    }
}

.navbar {
    background-color: transparent;
    box-shadow: none;
    padding: 0;
    width: 100%;
}

.navbar .container-lg:first-of-type {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

@media (min-width: 64rem) {
    .navbar .container-lg:first-of-type {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
}

.navbar .navbar-collapse {
    padding: 0.375rem 0;
}

@media (min-width: 64rem) {
    .navbar .navbar-collapse {
        padding-left: calc(var(--bs-gutter-x) / 2);
        padding-right: calc(var(--bs-gutter-x) / 2);
    }
}

.navbar-collapse {
    background-color: transparent;
}

.navbar .site-name {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.5rem;
    padding-right: 1.875rem;
    width: 333.97px;
}

@media (min-width: 64rem) {
    .navbar .site-name {
        font-size: 1.5rem;
    }
}

.navbar .site-name a {
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition);
}

.navbar .site-name a:hover {
    color: var(--ncar-blue);
}

.navbar-nav {
    gap: 0;
    align-items: center;
    margin-left: 0 !important;
}

.navbar .nav-item {
    border-bottom: 1px solid #bbbcbc;
    justify-content: space-between;
    width: 100%;
}

/* ===== DROPDOWN TOGGLE BUTTON STYLES ===== */
.navbar .dropdown-toggle {
    background: transparent;
    border: none;
    padding: 0;
    line-height: inherit;
}

.navbar .dropdown-toggle:hover {
    background: transparent;
}

.navbar .dropdown-toggle:focus {
    outline: none;
    box-shadow: none;
}

/* Font Awesome caret icon */
.dropdown-toggle::after {
    content: "\f107";
    display: inline-block;
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    border: 0;
    font-size: 1rem;
    margin: 0;
    vertical-align: unset;
    margin-left: 0.255em;
}

.dropdown-toggle:empty::after {
    margin-left: 0;
}

/* Align dropdown button with nav link on desktop */
@media (min-width: 64rem) {
    .navbar .nav-item.dropdown {
        align-items: center;
    }
}

@media (min-width: 64rem) {
    .navbar .nav-item {
        border: 0;
        justify-content: center;
        width: auto;
    }
}

@media (min-width: 64rem) {
    .navbar.navbar-expand-lg .nav-item {
        padding-right: 1.875rem;
    }
}

@media (min-width: 64rem) {
    .navbar.navbar-expand-lg .nav-item.dropdown {
        padding-right: 1.125rem;
    }
}

.navbar .nav-link {
    font-size: 1rem;
    line-height: 1.5rem;
    padding-bottom: 1.875rem;
    padding-left: 1.875rem;
    padding-top: 1.875rem;
    color: #00357A !important;
    transition: var(--transition);
    border-bottom: 3px solid transparent;
    border-left: none;
    white-space: nowrap;
}

@media (min-width: 64rem) {
    .navbar.navbar-expand-lg .nav-link {
        padding: 0;
    }
}

.navbar .nav-link:hover {
    color: var(--ncar-blue) !important;
    background-color: #ffffff;
    border-bottom-color: var(--ncar-blue);
}

.navbar .nav-link.dropdown-toggle::after {
    border-top: 0.3em solid;
    border-right: 0.3em solid transparent;
    border-bottom: 0;
    border-left: 0.3em solid transparent;
}

.nav {
    --bs-nav-link-padding-x: 1rem;
    --bs-nav-link-padding-y: 0.5rem;
    --bs-nav-link-font-weight: ;
    --bs-nav-link-color: var(--bs-link-color);
    --bs-nav-link-hover-color: var(--bs-link-hover-color);
    --bs-nav-link-disabled-color: #6c757d;
    display: flex;
    flex-wrap: wrap;
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
}

.my-2 {
    margin-top: 1.125rem !important;
    margin-bottom: 1.125rem !important;
}

.dropdown-menu {
    border: 1px solid #dee2e6;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    border-radius: 0;
    padding: 0;
    margin-top: 0;
    min-width: 200px;
}

.dropdown-item {
    padding: 0.75rem 1.25rem;
    transition: var(--transition);
    font-size: 0.9rem;
    color: var(--text-dark);
    border-left: 3px solid transparent;
}

.dropdown-item:hover {
    background-color: var(--ncar-gray-light);
    color: var(--ncar-blue);
    border-left-color: var(--ncar-blue);
}

/* Navbar mobile styles */
@media (max-width: 991px) {
    .top-utility-bar {
        height: auto;
        min-height: 70px;
    }
    
    .navbar-wrapper {
        height: auto;
        min-height: 60px;
    }
    
    .navbar .site-name {
        font-size: 1.1rem;
    }
    
    .navbar .nav-link {
        padding: 0.75rem 1rem !important;
        border-bottom: none;
        border-left: 3px solid transparent;
        font-size: 1rem;
    }
    
    .navbar .nav-link:hover {
        border-left-color: var(--ncar-blue);
        border-bottom-color: transparent;
    }
    
    .dropdown-menu {
        border: none;
        box-shadow: none;
        background-color: rgba(0, 0, 0, 0.02);
        padding-left: 1rem;
    }
    
    .dropdown-item {
        padding: 0.5rem 1rem;
    }
}

/* ===== HERO SECTION ===== */
.hero-section {
    background: linear-gradient(135deg, #0057C2 50%, #00357A 80%);
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('images/NCAR-Waves.png') no-repeat right center;
    background-size: contain;
    opacity: 0.1;
}

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

.hero-logo {
    max-width: 400px;
    height: auto;
    filter: brightness(0) invert(1);
}

.hero-title {
    color: #ffffff;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero-description {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn-outline-primary {
    color: #ffffff;
    border-color: #ffffff;
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.btn-outline-primary:hover {
    background-color: #ffffff;
    color: var(--ncar-blue);
    border-color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.3);
}

/* ===== FOOTER ===== */
.org-footer {
    background-color: var(--ncar-dark);
    color: #ffffff;
}

.org-footer h3 {
    font-size: 1.5rem;
    line-height: 2.25rem;
}

.org-footer h4 {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
}

.org-footer .nav-link {
    color: #c3d7ee;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.875rem;
    padding: 0.25rem 0;
    border: none;
}

.org-footer .nav-link:hover {
    color: #00c1d5;
    border-bottom-color: transparent;
}

.legal-footer .nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    padding-left: 0;
    margin-bottom: 0;
    list-style: none;
    align-items: flex-start;
}

.legal-footer .nav-item {
    padding-left: 0;
}

.legal-footer .nav-link {
    color: #c3d7ee;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.875rem;
    padding: var(--bs-nav-link-padding-y) var(--bs-nav-link-padding-x);
    padding-left: 0;
    padding-top: 0;
    display: inline-block;
    border: none;
}

.legal-footer .nav-link:hover {
    color: #00c1d5;
    border-bottom-color: transparent;
}

.py-md3 {
    padding-top: 1.875rem !important;
    padding-bottom: 1.875rem !important;
}

.org-footer .accordion-button {
    background: none;
    border: none;
    color: #ffffff;
    padding: 0;
}

.org-footer .accordion-button:not(.collapsed) {
    background: none;
    color: #ffffff;
}

.org-footer .accordion-button:focus {
    box-shadow: none;
}

.newsletter-signup .form-control {
    border-radius: 0.25rem 0 0 0.25rem;
}

.newsletter-signup .btn-primary {
    border-radius: 0 0.25rem 0.25rem 0;
    background-color: var(--ncar-blue);
    border-color: var(--ncar-blue);
    padding: 0.375rem 1rem;
    font-size: 0.875rem;
    text-transform: none;
    letter-spacing: normal;
}

.newsletter-signup .btn-primary:hover {
    background-color: var(--ncar-blue-dark);
    border-color: var(--ncar-blue-dark);
    transform: none;
}

.social-icons {
    display: flex;
    gap: 1rem;
    font-size: 1.25rem;
}

.social-icons a {
    color: rgba(255, 255, 255, 0.75);
    transition: var(--transition);
}

.social-icons a:hover {
    color: #ffffff;
}

.legal-footer {
    background-color: #252525;
    color: rgba(255, 255, 255, 0.7);
    text-align: left;
}

.legal-footer .copyright {
    float: left;
    line-height: unset;
    padding: var(--bs-nav-link-padding-y) var(--bs-nav-link-padding-x);
    margin-bottom: 0.375rem !important;
}

.legal-footer .text-gray-light {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

.nsf-footer {
    background-color: #ffffff;
    font-size: 1rem;
    line-height: 1.5rem;
}

.nsf-footer img {
    max-width: 80px;
    height: auto;
}

.nsf-footer a {
    color: var(--ncar-blue);
    text-decoration: none;
    transition: var(--transition);
}

.nsf-footer a:hover {
    color: var(--ncar-blue-dark);
    text-decoration: underline;
}

.py-3 {
    padding-top: 1.875rem !important;
    padding-bottom: 1.875rem !important;
}

/* Mobile accordion controls */
@media (max-width: 767px) {
    .org-footer .accordion-button::after {
        content: '\f078';
        font-family: 'Font Awesome 6 Free';
        font-weight: 900;
    }
    
    .org-footer .accordion-button:not(.collapsed)::after {
        content: '\f077';
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 991px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-logo {
        max-width: 300px;
    }
}

@media (max-width: 767px) {
    .hero-section {
        padding: 3rem 0;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-logo {
        max-width: 250px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
}

/* ===== SLA LIST STYLES ===== */
.sla-container {
    max-width: 1200px;
    margin: 0 auto;
}

.sla-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background-color: #ffffff;
    border: 1px solid var(--ncar-gray-medium);
    border-radius: 8px;
    padding: 2rem 1.5rem;
    text-decoration: none;
    transition: var(--transition);
    height: 100%;
    position: relative;
}

.sla-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
    border-color: var(--ncar-blue);
}

.sla-card .sla-logo {
    height: 80px;
    width: auto;
    object-fit: contain;
    margin-bottom: 1rem;
}

.sla-card h5 {
    color: var(--ncar-blue);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.sla-card p {
    color: var(--text-dark);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.sla-card .bi-box-arrow-up-right {
    color: var(--ncar-gray);
    font-size: 0.9rem;
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.col-lg-4 {
    padding-top: 1.5rem;
}

/* Responsive adjustments */
@media (max-width: 767px) {
    .sla-card {
        padding: 1.5rem 1rem;
    }
    
    .sla-card .sla-logo {
        height: 60px;
    }
    
    .sla-card h5 {
        font-size: 1rem;
    }
    
    .sla-card p {
        font-size: 0.85rem;
    }
}