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

:root {
    --primary-color: #ff6b35;
    --primary-dark: #e55528;
    --secondary-color: #1a2332;
    --secondary-light: #2a3441;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-dark: #1e293b;
    --accent-color: #fbbf24;
    --background-dark: #0f172a;
    --background-light: #1e293b;
    --card-background: #2a3441;
    --border-color: #334155;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background-dark);
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: var(--secondary-color);
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
}

.header-left {
    display: flex;
    gap: 30px;
}

.header-contact {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.header-contact:hover {
    color: var(--primary-color);
}

.header-tagline {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Navigation */
.navbar {
    background: white;
    padding: 15px 0;
    border-bottom: 1px solid #e2e8f0;
    position: sticky;
    top: 0;
    z-index: 100;
    transition: all 0.3s ease;
}

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

.nav-brand {
    display: flex;
    align-items: center;
}

.brand-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
    max-width: 250px;
}

.footer-logo {
    height: 45px;
    max-width: 280px;
}

.brand-text {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    color: #64748b;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--text-dark);
}

.nav-cta {
    background: var(--primary-color);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: var(--primary-dark);
    color: white;
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    background: var(--background-dark);
    padding: 80px 0;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    background: var(--card-background);
    color: var(--accent-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    display: inline-block;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
}

.hero-title-accent {
    background: linear-gradient(135deg, #ff6b35 0%, #ff8a50 50%, #ffb366 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.btn {
    padding: 14px 28px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
    min-height: 48px;
    touch-action: manipulation;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 107, 53, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.hero-stats {
    display: flex;
    gap: 40px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

.hero-right {
    position: relative;
    animation: fadeInRight 1s ease 0.8s both;
}

.hero-image-container {
    position: relative;
}

.hero-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    object-position: top;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.hero-image-placeholder {
    width: 100%;
    height: 500px;
    background: var(--card-background);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 18px;
    border: 2px dashed var(--border-color);
}

.hero-profile-card {
    position: absolute;
    bottom: -30px;
    right: 20px;
    background: white;
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 280px;
    animation: slideUp 1s ease 1s both;
}

.profile-avatar {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 20px;
}

.profile-info h3 {
    color: var(--text-dark);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.profile-info p {
    color: #64748b;
    font-size: 14px;
}

/* Sections */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
    display: block;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.section-description {
    font-size: 18px;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

/* What I Offer */
.offerings {
    padding: 100px 0;
    background: white;
}

.offerings-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.offering-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.offering-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border-color: var(--primary-color);
}

.offering-icon {
    font-size: 48px;
    margin-bottom: 24px;
    display: block;
}

.offering-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.offering-card p {
    color: #64748b;
    line-height: 1.6;
}

/* Track Record */
.track-record {
    padding: 100px 0;
    background: white;
}

.track-record-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.personal-bests h3,
.achievements h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 32px;
}

.pb-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.pb-card {
    background: white;
    padding: 30px 20px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.pb-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.pb-time {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.pb-distance {
    color: #64748b;
    font-size: 16px;
}

.achievement-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.achievement {
    background: #f8fafc;
    padding: 20px;
    border-radius: 10px;
    color: #1e293b;
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
}

.achievement:hover {
    background: #e2e8f0;
    transform: translateX(5px);
}

/* Credentials */
.credentials {
    padding: 100px 0;
    background: white;
}

.credentials-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.credential-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.credential-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.credential-image {
    height: 350px;
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
}

.certificate-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.certificate-placeholder {
    color: #64748b;
    font-size: 16px;
    text-align: center;
}

.credential-info {
    padding: 30px;
}

.credential-org {
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 8px;
    display: block;
}

.credential-info h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.credential-info p {
    color: #64748b;
}

/* Get Started */
.get-started {
    padding: 100px 0;
    background: white;
}

.get-started-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--card-background);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.contact-form-card {
    background: var(--secondary-color);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.pricing-header {
    text-align: center;
    margin-bottom: 30px;
}

.pricing-label {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 12px;
    display: block;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 8px;
}

.price-currency {
    font-size: 24px;
    color: var(--primary-color);
    font-weight: 600;
}

.price-amount {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-primary);
}

.price-period {
    font-size: 16px;
    color: var(--text-secondary);
}

.pricing-note {
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
}

.pricing-features {
    margin-bottom: 30px;
}

.feature {
    padding: 12px 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.feature:last-child {
    border-bottom: none;
}

.banking-details {
    margin-top: 20px;
    padding: 24px;
    background: #f8fafc;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
}

.banking-details h4 {
    color: var(--text-dark);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    text-align: center;
}

.banking-info {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.banking-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #e2e8f0;
}

.banking-item:last-child {
    border-bottom: none;
}

.banking-label {
    color: #64748b;
    font-weight: 500;
    font-size: 14px;
}

.banking-value {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 14px;
}

.contact-form-card h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.contact-form-card > p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    background: var(--secondary-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: border-color 0.3s ease;
    min-height: 48px;
    -webkit-appearance: none;
    box-sizing: border-box;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group input::placeholder {
    color: var(--text-secondary);
}

.form-note {
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: 16px;
}

/* Closing */
.closing {
    padding: 80px 0;
    background: var(--primary-color);
    text-align: center;
}

.closing-title {
    font-size: 42px;
    font-weight: 700;
    color: white;
    margin-bottom: 16px;
}

.closing-description {
    font-size: 18px;
    color: white;
    opacity: 0.9;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.closing-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 24px;
}

.closing-actions .btn-primary {
    background: white;
    color: var(--primary-color);
}

.closing-actions .btn-primary:hover {
    background: #f1f5f9;
}

.closing-actions .btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.closing-actions .btn-secondary:hover {
    background: white;
    color: var(--primary-color);
}

.closing-contact {
    color: white;
    font-size: 16px;
    opacity: 0.9;
}

/* Footer */
.footer {
    background: var(--secondary-color);
    padding: 60px 0 30px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand .brand {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.footer-brand .brand-text {
    color: var(--text-primary);
}

.footer-brand p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-contact h4,
.footer-certifications h4 {
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-contact p,
.footer-certifications p {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-bottom p {
    color: var(--text-secondary);
}

.developer-credit {
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 500;
    margin-top: 8px;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile-First Responsive Design */

/* Small Mobile (320px+) */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    /* Header Mobile */
    .header {
        padding: 8px 0;
    }

    .header-content {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .header-left {
        flex-direction: column;
        gap: 8px;
        font-size: 12px;
    }

    .header-tagline {
        font-size: 12px;
    }

    /* Navigation Mobile */
    .navbar {
        padding: 12px 0;
    }

    .nav-content {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .brand-logo {
        height: 32px;
        max-width: 200px;
    }

    .footer-logo {
        height: 35px;
        max-width: 220px;
    }

    .nav-links {
        gap: 20px;
    }

    /* Hero Mobile */
    .hero {
        padding: 40px 0;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .hero-title {
        font-size: 28px;
        line-height: 1.2;
    }

    .hero-description {
        font-size: 16px;
    }

    .hero-actions {
        flex-direction: column;
        gap: 12px;
    }

    .btn {
        padding: 12px 20px;
        font-size: 14px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }

    .stat {
        text-align: center;
    }

    .hero-image {
        height: 300px;
    }

    .hero-image-placeholder {
        height: 300px;
    }

    .hero-profile-card {
        position: static;
        margin-top: 20px;
        min-width: auto;
        width: 100%;
    }

    /* Sections Mobile */
    .section-title {
        font-size: 24px;
    }

    .section-description {
        font-size: 16px;
    }

    /* Offerings Mobile */
    .offerings {
        padding: 60px 0;
    }

    .offerings-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .offering-card {
        padding: 30px 20px;
    }

    /* Track Record Mobile */
    .track-record {
        padding: 60px 0;
    }

    .track-record-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .pb-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .pb-card {
        padding: 20px 15px;
    }

    .pb-time {
        font-size: 24px;
    }

    .personal-bests h3,
    .achievements h3 {
        font-size: 20px;
        margin-bottom: 20px;
    }

    .achievement {
        padding: 15px;
        font-size: 14px;
    }

    /* Credentials Mobile */
    .credentials {
        padding: 60px 0;
    }

    .credentials-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .credential-image {
        height: 250px;
    }

    .credential-info {
        padding: 20px;
    }

    /* Get Started Mobile */
    .get-started {
        padding: 60px 0;
    }

    .get-started-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .pricing-card,
    .contact-form-card {
        padding: 30px 20px;
    }

    .pricing-price {
        flex-direction: column;
        gap: 0;
    }

    .price-amount {
        font-size: 36px;
    }

    .banking-details {
        padding: 20px 15px;
    }

    .banking-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        padding: 10px 0;
    }

    .banking-value {
        font-weight: 700;
        color: var(--primary-color);
    }

    .form-group {
        margin-bottom: 15px;
    }

    .form-group input {
        padding: 12px 14px;
        font-size: 14px;
    }

    /* Closing Mobile */
    .closing {
        padding: 60px 0;
    }

    .closing-title {
        font-size: 28px;
    }

    .closing-actions {
        flex-direction: column;
        gap: 15px;
    }

    /* Footer Mobile */
    .footer {
        padding: 40px 0 20px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-brand .brand {
        justify-content: center;
    }

    /* Track Animation Mobile */
    .track-animation {
        height: 50px;
        margin-top: 30px;
    }

    .runner-body {
        font-size: 20px;
    }
}

/* Large Mobile / Small Tablet (481px - 768px) */
@media (min-width: 481px) and (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .hero-title {
        font-size: 36px;
    }

    .section-title {
        font-size: 32px;
    }

    .offerings-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }

    .pb-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-image {
        height: 400px;
    }

    .hero-image-placeholder {
        height: 400px;
    }

    .credential-image {
        height: 300px;
    }

    .banking-item {
        flex-direction: row;
        justify-content: space-between;
    }

    .banking-value {
        font-weight: 600;
        color: var(--text-dark);
    }
}

/* Tablet (769px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
    .hero-content,
    .track-record-content,
    .credentials-grid,
    .get-started-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .offerings-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-title {
        font-size: 48px;
    }

    .hero-image {
        height: 450px;
    }

    .hero-image-placeholder {
        height: 450px;
    }
}

/* Desktop (1025px+) - Default styles apply */

/* Track Animation */
.track-animation {
    margin-top: 40px;
    position: relative;
    width: 100%;
    height: 60px;
    overflow: hidden;
}

.track {
    position: relative;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, #f1f5f9 0%, #e2e8f0 50%, #f1f5f9 100%);
    border-radius: 30px;
    border: 2px solid #cbd5e1;
}

.track-lane {
    position: absolute;
    height: 2px;
    width: 100%;
    background: #cbd5e1;
    top: calc(25% * var(--lane-number));
}

.track-lane:nth-child(1) {
    --lane-number: 1;
}

.track-lane:nth-child(2) {
    --lane-number: 2;
}

.track-lane:nth-child(3) {
    --lane-number: 3;
}

.track-lane:nth-child(4) {
    --lane-number: 4;
}

.runner {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    animation: runAcrossTrack 4s linear infinite;
}

.runner-body {
    font-size: 24px;
    filter: drop-shadow(0 2px 4px rgba(255, 107, 53, 0.3));
    animation: runnerBounce 0.3s ease-in-out infinite alternate;
}

@keyframes runAcrossTrack {
    0% {
        left: -30px;
    }
    100% {
        left: calc(100% + 30px);
    }
}

@keyframes runnerBounce {
    0% {
        transform: translateY(-2px);
    }
    100% {
        transform: translateY(2px);
    }
}