/* 
  Voxtera Global Stylesheet
  Updated to handle heavy content, lists, and new corporate structure.
*/

:root {
    --primary-dark: #101828;
    --primary-light: #1d2939;
    --accent-green: #10b981;
    --accent-teal: #0d9488;
    --accent-blue: #3b82f6;
    --accent-gold: #f59e0b;

    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --text-main: #344054;
    --text-muted: #667085;
    --text-white: #ffffff;
    --text-gray-light: #eaecf0;

    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Inter', sans-serif;

    --border-radius: 12px;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--bg-white);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-serif);
    color: var(--primary-dark);
    line-height: 1.3;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul,
ol {
    list-style: none;
}

/* Reusable Components */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-relative {
    position: relative;
}

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

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

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

.text-white,
.text-white h2,
.text-white p,
.text-white h3,
.text-white h4 {
    color: var(--text-white) !important;
}

.text-white p {
    color: var(--text-gray-light) !important;
}

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

.text-blue {
    color: var(--accent-blue) !important;
}

.text-green {
    color: var(--accent-green) !important;
}

.section-title {
    max-width: 800px;
    margin: 0 auto 50px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.125rem;
}

section {
    padding: 100px 0;
}

.relative-box {
    position: relative;
    overflow: hidden;
}

/* Topbar */
.topbar {
    background-color: var(--primary-dark);
    color: var(--text-white);
    font-size: 0.85rem;
    font-weight: 500;
}

.topbar-container {
    display: flex;
    justify-content: flex-end;
    padding: 8px 24px;
}

.topbar-info {
    display: flex;
    gap: 24px;
    opacity: 0.9;
}

.topbar-info i {
    margin-right: 6px;
    color: var(--accent-golden);
}

/* Navbar */
.navbar {
    background-color: var(--bg-white);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #eaecf0;
}

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

.logo {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    margin-top: 5px;
}

.logo img {
    height: 130px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-dark);
    letter-spacing: 0.5px;
    line-height: 1;
    margin-left: 4px;
}

.logo-fallback {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-dark);
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo-fallback i {
    color: var(--accent-green);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-muted);
}

.nav-links a:hover {
    color: var(--accent-green);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-dark);
    cursor: pointer;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    font-family: var(--font-sans);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--accent-green);
    color: var(--text-white);
}

.btn-primary:hover {
    background-color: #059669;
}

.btn-dark {
    background-color: var(--primary-dark);
    color: var(--text-white);
}

.btn-dark:hover {
    background-color: var(--primary-light);
}

.btn-outline {
    border-color: rgba(255, 255, 255, 0.5);
    color: var(--text-white);
    background-color: transparent;
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--text-white);
}

.w-100 {
    width: 100%;
}

/* Hero */
.hero {
    background: linear-gradient(rgba(16, 24, 40, 0.85), rgba(16, 24, 40, 0.95)), url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?q=80&w=2072&auto=format&fit=crop') no-repeat center center/cover;
    padding: 100px 0 160px;
    text-align: left;
}

.hero-container {
    max-width: 800px;
    margin: 0;
}

.badge {
    display: inline-block;
    padding: 6px 14px;
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--accent-green);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: 0.05em;
}

.hero h1 {
    color: var(--text-white);
    font-size: 4rem;
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero p {
    color: var(--text-gray-light);
    font-size: 1.25rem;
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-btns {
    display: flex;
    gap: 16px;
}

/* Stats Bar */
.stats-bar {
    background-color: var(--bg-white);
    border-radius: var(--border-radius);
    padding: 32px 40px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    text-align: center;
    box-shadow: var(--shadow-md);
    position: absolute;
    top: -60px;
    left: 24px;
    right: 24px;
    z-index: 10;
}

.stat-item h3 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    font-family: var(--font-sans);
    font-weight: 700;
    margin-bottom: 4px;
}

.stat-item p {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
}

/* Vision & About */
.about {
    padding-top: 140px;
}

.vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.vision-img-box {
    position: relative;
    border-radius: 16px;
}

.vision-img-box img {
    width: 100%;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
}

.watermark-logo {
    position: absolute;
    bottom: 20px;
    right: 20px;
    height: 160px;
    opacity: 0.9;
    background: white;
    padding: 12px;
    border-radius: 12px;
}

.vision-content .lead-text {
    font-size: 1.15rem;
    color: var(--primary-dark);
    font-weight: 500;
    margin-bottom: 24px;
}

.check-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    color: var(--text-muted);
}

.check-list li i {
    color: var(--accent-green);
    margin-top: 5px;
}

/* Industry Opportunity */
.industry-box {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    background: var(--bg-white);
}

.industry-text {
    padding: 50px;
}

.industry-text h2 {
    margin-bottom: 20px;
    font-size: 2.2rem;
}

.industry-text p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 24px;
}

.tags-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tag {
    background: var(--bg-light);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid #eaecf0;
}

.industry-msg {
    padding: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.industry-msg i {
    font-size: 3rem;
    color: var(--accent-gold);
    margin-bottom: 24px;
}

.industry-msg p {
    font-size: 1.25rem;
    font-family: var(--font-serif);
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.9) !important;
}

/* Portfolio */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.port-card {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid #eaecf0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
    transition: var(--transition);
}

.port-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
    border-color: var(--accent-green);
}

.card-icon {
    height: 60px;
    width: 60px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.port-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    font-family: var(--font-sans);
}

.port-card>p {
    color: var(--text-muted);
    margin-bottom: 24px;
    min-height: 50px;
    font-size: 0.95rem;
}

.mini-list li {
    font-size: 0.9rem;
    color: var(--text-main);
    margin-bottom: 8px;
    padding-left: 14px;
    position: relative;
}

.mini-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-green);
}

/* Telecom */
.telecom-sec {
    background: var(--primary-light);
}

.telecom-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.telecom-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    color: white;
}

.telecom-header p {
    color: var(--text-gray-light);
    font-size: 1.125rem;
}

.telecom-content {
    padding: 50px;
    border-radius: 20px;
    background-color: var(--primary-dark);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.bg-icon-lg {
    position: absolute;
    right: -30px;
    bottom: -30px;
    font-size: 300px;
    opacity: 0.03;
    z-index: 0;
    color: white;
}

.card-header-inner {
    position: relative;
    z-index: 1;
    margin-bottom: 40px;
    text-align: center;
}

.card-header-inner h3 {
    font-size: 2rem;
    margin-bottom: 12px;
    color: var(--accent-teal);
}

.telecom-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    position: relative;
    z-index: 1;
    text-align: center;
}

.feat-box {
    background: rgba(255, 255, 255, 0.03);
    padding: 30px 20px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.feat-box i {
    font-size: 2rem;
    color: var(--accent-teal);
    margin-bottom: 16px;
}

.feat-box h4 {
    color: white;
    margin-bottom: 8px;
    font-family: var(--font-sans);
    font-size: 1.05rem;
}

.feat-box p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6) !important;
}

/* Business Model */
.model-flex {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.model-col {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #eaecf0;
}

.col-head {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 30px;
}

.col-head i {
    font-size: 2rem;
}

.col-head h3 {
    font-size: 1.7rem;
}

.step-list {
    counter-reset: custom-counter;
    padding-left: 0;
}

.step-list li {
    margin-bottom: 20px;
    padding-left: 45px;
    position: relative;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.step-list li strong {
    color: var(--primary-dark);
}

.step-list li::before {
    counter-increment: custom-counter;
    content: counter(custom-counter);
    position: absolute;
    left: 0;
    top: -3px;
    font-weight: 700;
    background: var(--bg-light);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-size: 0.9rem;
    border: 1px solid #eaecf0;
}

.sub-text {
    margin-bottom: 20px;
    font-weight: 500;
    color: var(--primary-dark);
}

.bullet-list li {
    margin-bottom: 16px;
    padding-left: 20px;
    position: relative;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.bullet-list li::before {
    content: '■';
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--accent-green);
    font-size: 0.6rem;
}

.badge-list {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.sub-badge {
    background: #f0fdf4;
    color: #166534;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid #bbf7d0;
}

/* Sustainability Grid */
.sustainability {
    background: var(--primary-dark);
    background-image: radial-gradient(circle at 100% 100%, #1d2939 0%, transparent 50%);
}

.sustain-intro {
    max-width: 800px;
    margin: 0 auto 50px;
    font-size: 1.1rem;
    color: var(--text-gray-light);
    line-height: 1.7;
}

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

.sustain-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 12px;
}

.sustain-card i {
    font-size: 2rem;
    color: var(--accent-green);
    margin-bottom: 20px;
}

.sustain-card h4 {
    color: white;
    font-family: var(--font-sans);
    margin-bottom: 12px;
    font-size: 1.15rem;
}

.sustain-card p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7) !important;
}

/* Strengths & Growth */
.sg-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.sg-card {
    padding: 50px;
    border-radius: 20px;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    border: 1px solid #eaecf0;
}

.sg-card h3 {
    font-size: 1.8rem;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.strength-list {
    list-style: none;
}

.strength-list li {
    padding: 12px 0;
    border-bottom: 1px solid #f1f5f9;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.strength-list li:last-child {
    border-bottom: none;
}

.strength-list li::before {
    content: '✓';
    color: var(--accent-blue);
    margin-right: 10px;
    font-weight: bold;
}

.growth-card {
    border: none;
}

.growth-card h3 {
    color: white;
}

.growth-card p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
}

.growth-list li {
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
}

.growth-list i {
    color: var(--accent-green);
    margin-right: 10px;
}

.watermark-logo-right {
    position: absolute;
    top: -30px;
    right: -30px;
    height: 250px;
    opacity: 0.05;
    filter: grayscale(100%);
}

/* Contact Section */
.contact-wrapper {
    display: flex;
    background: var(--bg-white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.contact-info {
    flex: 1;
    background-color: var(--primary-dark);
    color: var(--text-white);
    padding: 50px;
    position: relative;
}

.contact-info::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 250px;
    height: 250px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
}

.contact-info h2 {
    color: var(--text-white);
    margin-bottom: 12px;
}

.contact-info>p {
    color: var(--text-gray-light);
    margin-bottom: 40px;
}

.contact-details li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 30px;
}

.contact-details i {
    color: var(--accent-green);
    font-size: 1.25rem;
    margin-top: 4px;
}

.contact-details h5 {
    color: var(--text-white);
    font-family: var(--font-sans);
    font-size: 1rem;
    margin-bottom: 4px;
}

.contact-details span {
    color: var(--text-gray-light);
    font-size: 0.9rem;
    line-height: 1.5;
    display: inline-block;
}

.contact-form {
    flex: 1.2;
    padding: 50px;
}

.contact-form h3 {
    margin-bottom: 24px;
    font-family: var(--font-serif);
    font-size: 1.75rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d0d5dd;
    border-radius: 8px;
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-green);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Footer */
footer {
    background-color: #0b111e;
    color: var(--text-white);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 140px;
    background: white;
    padding: 8px;
    border-radius: 12px;
}

.footer-brand p {
    color: var(--text-gray-light);
    font-size: 0.9rem;
    max-width: 320px;
    margin-top: 10px;
}

.footer-links h4 {
    color: var(--text-white);
    font-family: var(--font-sans);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-gray-light);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--accent-green);
}

.footer-contact-widget p {
    display: flex;
    gap: 10px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
}

.footer-contact-widget i {
    color: var(--accent-green);
    margin-top: 4px;
}

.copy {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .topbar {
        display: none;
    }

    /* Hide topbar on smaller screens */
    .hero h1 {
        font-size: 3rem;
    }

    .stats-bar {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .about {
        padding-top: 200px;
    }

    .vision-grid {
        grid-template-columns: 1fr;
    }

    .industry-box,
    .model-flex,
    .sg-grid,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .industry-msg {
        padding: 40px;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .telecom-features {
        grid-template-columns: 1fr 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {

    .nav-links,
    .navbar .btn {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        padding: 24px;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        text-align: center;
        border-top: 1px solid #eaecf0;
    }

    .sustain-grid {
        grid-template-columns: 1fr;
    }

    .telecom-features {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero {
        padding-top: 60px;
    }
}

@media (max-width: 480px) {
    .stats-bar {
        grid-template-columns: 1fr;
    }

    .about {
        padding-top: 450px;
    }

    .hero-btns {
        flex-direction: column;
    }

    .contact-info,
    .contact-form,
    .industry-text,
    .sg-card {
        padding: 30px;
    }
}