/*
* NobleAdMedia Website Styles
* Based on design specs with modern, clean layout
*/

/* ===== BASE STYLES ===== */
:root {
    /* Brand Colors */
    --primary-orange: #fe914b;
    --primary-blue: #0c457b;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --medium-gray: #6c757d;
    --dark-gray: #343a40;
    
    /* Additional Colors */
    --dark-orange: #f76e2e;
    --dark-blue: #083057;
    --light-blue: #e6f0f9;
    --darker-blue: #cce3f6;
    --border-gray: #e9ecef;
    --error-red: #dc3545;
    
    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 16px;
    --space-4: 24px;
    --space-5: 32px;
    --space-6: 40px;
    --space-7: 80px;
    
    /* Shadows */
    --shadow-sm: 0px 2px 8px rgba(0, 0, 0, 0.03);
    --shadow-md: 0px 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0px 8px 16px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 50%;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-med: 0.3s ease-in-out;
}

/* Reset & Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    line-height: 1.5;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

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

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--primary-orange);
}

ul, ol {
    list-style-type: none;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5 {
    margin-bottom: 0.5em;
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark-gray);
}

.text-small {
    font-size: 0.875rem;
    color: var(--medium-gray);
    margin-top: var(--space-3);
}

h1 {
    font-size: 2.5rem; /* 40px at base 16px */
    line-height: 1.2;
    letter-spacing: -0.5px;
}

h2 {
    font-size: 2rem; /* 32px */
    letter-spacing: -0.5px;
}

h3 {
    font-size: 1.5rem; /* 24px */
    font-weight: 600;
}

h4 {
    font-size: 1.25rem; /* 20px */
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.5;
}

.section-title {
    text-align: center;
    margin-bottom: var(--space-6);
}

/* ===== LAYOUT ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

section {
    padding: var(--space-6) 0;
}

/* ===== COMPONENTS ===== */

/* Buttons */
.btn {
    display: inline-block;
    font-weight: 500;
    font-size: 1rem;
    line-height: 1.5;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary-orange);
    color: var(--white);
    border: none;
    box-shadow: 0 4px 6px rgba(254, 145, 75, 0.25);
}

.btn-primary:hover {
    background-color: var(--dark-orange);
    transform: scale(1.03);
    color: var(--white);
    box-shadow: 0 6px 8px rgba(254, 145, 75, 0.35);
}

.btn-primary:active {
    transform: scale(0.97);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--primary-blue);
    border: 1px solid var(--primary-blue);
    box-shadow: 0 4px 6px rgba(12, 69, 123, 0.1);
}

.btn-secondary:hover {
    background-color: var(--light-blue);
    color: var(--primary-blue);
    box-shadow: 0 6px 8px rgba(12, 69, 123, 0.2);
}

.btn-secondary:active {
    background-color: var(--darker-blue);
    transform: scale(0.97);
}

/* Cards */
.pillar-card, .service-card, .industry-card {
    background-color: var(--white);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.pillar-card:hover, .service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.pillar-card .icon, .service-card .icon, .industry-card .icon {
    font-size: 2.5rem;
    color: var(--primary-orange);
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 80px;
}

.industry-card .icon {
    background-color: var(--light-gray);
    width: 80px;
    height: 80px;
    border-radius: var(--radius-lg);
    margin: 0 auto var(--space-3);
    transition: var(--transition-med);
}

.pillar-card h3, .service-card h3, .industry-card h3 {
    margin-bottom: var(--space-3);
    text-align: center;
}

.industry-card h3 {
    font-size: 1.1rem;
}

.pillar-card p, .service-card p {
    flex-grow: 1;
}

/* Industry Card Enhancements */
.industry-card {
    border: 1px solid var(--border-gray);
    transition: all 0.3s ease;
}

.industry-card:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-orange);
}

.industry-card:hover .icon {
    background-color: var(--light-blue);
    color: var(--primary-blue);
}

/* Tabs */
.tab-container {
    background-color: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.tab-header {
    display: flex;
    border-bottom: 1px solid var(--border-gray);
}

.tab-btn {
    flex: 1;
    padding: var(--space-4);
    border: none;
    background: none;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--medium-gray);
    text-align: center;
    position: relative;
}

.tab-btn.active {
    color: var(--primary-orange);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary-orange);
    transition: var(--transition-fast);
}

.tab-btn:hover:not(.active) {
    background-color: var(--light-gray);
    color: var(--dark-gray);
}

.tab-content {
    padding: var(--space-5);
    min-height: 250px;
    position: relative;
}

.tab-pane {
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
    position: absolute;
    top: var(--space-5);
    left: var(--space-5);
    right: var(--space-5);
}

.tab-pane.active {
    display: block;
    opacity: 1;
    position: relative;
    top: 0;
    animation: fadeIn 0.5s ease forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Feature Lists */
.feature-list li {
    margin-bottom: var(--space-3);
    display: flex;
    align-items: flex-start;
}

.feature-list i {
    color: var(--primary-orange);
    margin-right: var(--space-3);
    font-size: 1.1rem;
}

/* ===== HEADER ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    padding: var(--space-3) 0;
    transition: var(--transition-fast);
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-image {
    max-height: 80px;
    width: auto;
}

.logo-text {
    color: var(--primary-blue);
}

.main-nav ul {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.main-nav li:not(:last-child) {
    margin-right: var(--space-3);
}

.main-nav a {
    color: var(--dark-gray);
    font-weight: 500;
    padding: var(--space-2) var(--space-2);
    position: relative;
}

.main-nav a:hover {
    color: var(--primary-orange);
}

.main-nav a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-orange);
    transition: var(--transition-fast);
}

.main-nav a:not(.btn):hover::after {
    width: 100%;
}

.main-nav .btn {
    padding: 10px 20px;
    margin-left: var(--space-2);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--dark-gray);
    margin: 5px 0;
    transition: var(--transition-fast);
}

/* ===== HERO SECTION ===== */
.hero {
    background-image: linear-gradient(rgba(12, 69, 123, 0.85), rgba(12, 69, 123, 0.85)), url('assets/glowing-blue-light-hexagon-in-black-tyk6qvhbjwzgkuf1.jpg');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: calc(var(--space-7) * 2) 0 var(--space-7);
    margin-top: 112px;
    text-align: center;
    position: relative;
}

#particles-js {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-headline {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: var(--space-5);
    line-height: 1.2;
}

.hero-headline .line {
    display: block;
    width: 100%;
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: var(--space-2);
}

.hero h1, .hero p {
    color: var(--white);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.subheadline {
    font-size: 1.25rem;
    margin-bottom: var(--space-5);
}

.hero-cta {
    margin-bottom: var(--space-5);
}

.hero-cta .btn {
    margin: 0 var(--space-2);
}

.scroll-indicator {
    margin-top: var(--space-6);
    animation: bounce 2s infinite;
}

.scroll-indicator a {
    color: var(--white);
    font-size: 1.5rem;
}

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

/* ===== INTRO SECTION ===== */
.intro {
    background-color: var(--white);
    background-image: linear-gradient(rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.92)), url('assets/analytics-2618277_1920-1585841555851.jpg');
    background-size: cover;
    background-position: center;
}

.intro-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-5);
}

.intro-heading, .intro-text {
    flex: 1 1 100%;
}

.intro-heading h2 {
    font-size: 2.25rem;
    margin-bottom: var(--space-4);
}

.intro-text p {
    font-family: 'Roboto', sans-serif;
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--dark-gray);
}

@media (min-width: 768px) {
    .intro-content {
        flex-wrap: nowrap;
        align-items: center;
    }
    
    .intro-heading {
        flex: 0 0 40%;
        padding-right: var(--space-5);
    }
    
    .intro-text {
        flex: 0 0 60%;
    }
}

/* ===== PILLARS SECTION ===== */
.pillars {
    background-color: var(--light-gray);
}

.pillars-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .pillars-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===== AUDIENCE SECTION ===== */
.audience {
    background-color: var(--white);
    background-image: linear-gradient(rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0.94)), url('assets/TeamCoding.jpg');
    background-size: cover;
    background-position: center;
}

/* ===== SERVICES SECTION ===== */
.services {
    background-color: var(--light-gray);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: linear-gradient(rgba(248, 249, 250, 0.95), rgba(248, 249, 250, 0.95)), url('assets/Marketing_shutterstock_1096849691-scaled.jpg');
    background-size: cover;
    background-position: center;
    z-index: 0;
}

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

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ===== INDUSTRIES SECTION ===== */
.industries {
    background-color: var(--white);
    text-align: center;
}

.industries-slider {
    display: flex;
    justify-content: center;
    overflow-x: auto;
    padding: var(--space-3) 0;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

.industries-slider::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

.industry-card {
    flex: 0 0 auto;
    width: 160px;
    margin-right: var(--space-4);
    text-align: center;
    padding: var(--space-4);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-gray);
    transition: all 0.3s ease;
}

.industry-card:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-orange);
}

.industry-card:hover .icon {
    background-color: var(--light-blue);
    color: var(--primary-blue);
}

/* ===== CTA SECTION ===== */
.cta {
    background: linear-gradient(to right, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    text-align: center;
}

.cta h2 {
    color: var(--white);
    margin-bottom: var(--space-5);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.cta-buttons .btn {
    min-width: 180px;
}

/* ===== FOOTER ===== */
.site-footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: var(--space-6) 0 var(--space-3);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: var(--space-5);
}

.footer-logo {
    flex: 1 1 100%;
    margin-bottom: var(--space-5);
}

.footer-logo .logo-text {
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: var(--space-2);
    display: inline-block;
}

.footer-links {
    flex: 1 1 100%;
    display: flex;
    flex-wrap: wrap;
}

.footer-column {
    flex: 1 1 100%;
    margin-bottom: var(--space-4);
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: var(--space-3);
    font-size: 1.1rem;
}

.footer-column ul li {
    margin-bottom: var(--space-2);
}

.footer-column a {
    color: var(--light-gray);
}

.footer-column a:hover {
    color: var(--primary-orange);
}

.contact-info li {
    display: flex;
    align-items: center;
}

.contact-info i {
    margin-right: var(--space-2);
    width: 20px;
}

.footer-bottom {
    padding-top: var(--space-3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.legal-links a {
    color: var(--light-gray);
    margin-left: var(--space-3);
}

/* ===== MEDIA QUERIES ===== */
@media (min-width: 768px) {
    h1 {
        font-size: 3rem; /* 48px */
    }
    
    h2 {
        font-size: 2.5rem; /* 40px */
    }
    
    .hero-headline .line {
        font-size: 3.5rem;
    }
    
    .footer-logo {
        flex: 0 0 33%;
    }
    
    .footer-links {
        flex: 0 0 66%;
    }
    
    .footer-column {
        flex: 1;
    }
}

@media (max-width: 992px) {
    section {
        padding: var(--space-6) 0;
    }
}

@media (max-width: 767px) {
    .main-nav {
        display: none;
        position: fixed;
        top: 112px;
        left: 0;
        width: 100%;
        height: calc(100vh - 112px);
        background-color: var(--white);
        padding: var(--space-4);
        transition: var(--transition-med);
    }
    
    .main-nav.active {
        display: block;
    }
    
    .main-nav ul {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .main-nav li {
        width: 100%;
        margin: 0 !important;
        border-bottom: 1px solid var(--light-gray);
    }
    
    .main-nav a {
        display: block;
        padding: var(--space-3) 0;
    }
    
    .main-nav a.btn {
        margin-top: var(--space-3);
        width: 100%;
        text-align: center;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero {
        padding: calc(var(--space-7) + 20px) 0 var(--space-6);
    }
    
    .hero-headline .line {
        font-size: 2.5rem;
        margin-bottom: var(--space-1);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .legal-links {
        margin-top: var(--space-3);
    }
    
    .legal-links a:first-child {
        margin-left: 0;
    }
}

/* Tablet */
@media (min-width: 768px) and (max-width: 991px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Large Screens */
@media (min-width: 1600px) {
    html {
        font-size: 18px;
    }
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Focus states for accessibility */
a:focus, button:focus, input:focus, textarea:focus, select:focus {
    outline: 2px solid rgba(12, 69, 123, 0.3);
    outline-offset: 2px;
}

/* Skip to content for screen readers */
.skip-to-content {
    position: absolute;
    left: -9999px;
    z-index: 999;
    padding: var(--space-3);
    background: var(--white);
    color: var(--primary-blue);
    text-decoration: none;
}

.skip-to-content:focus {
    left: 0;
    top: 0;
}